1 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3 * toplev.c (rest_of_compilation): Revert previous patch.
4 * final.c (shorten_branches): Likewise.
6 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
11 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
13 * doc/install-old.texi: Remove more obsolete documentation.
15 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
17 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
19 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
21 * toplev.c (rest_of_compilation): Call split_all_insns
22 before reg-stack and shorten-branches. Do shorten-branches
24 * final.c (shorten_branches): Remove insn splitting code.
26 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
28 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
31 2001-06-07 Andreas Jaeger <aj@suse.de>
33 * emit-rtl.c (operand_subword): Remove unused variable.
35 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
37 * i386.md (floatdi?f): Avoid usinf of SSE instructions
38 if TARGET_64BIT is false.
39 (floatdi?f_i386_only): New insn.
40 (floatdi?f_i386): Disable for !TARGET_64BIT.
42 * (min?f, max?f splitters): Handle case where
43 operands are cross-matched.
45 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
46 (MMX_REGISTER_NAMES): Kill.
47 (PRINT_OPERAND): Fix comment.
48 (PRINT_REG): Likewise.
49 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
50 (print_operand): Update comment; kill 'm'.
52 * i386.c (x86_branch_hints): New global variable
53 (print_operand): Support outputting of branch prediction hints.
54 * i386.md (conditional jump patterns): Add branch prediction hints
56 * i386.h (x86_branch_hints): Declare
57 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
58 (PRINT_OPERAND_FUNCT_VALID_P): New.
59 * final.c (final_forward_branch_p): New function.
61 2001-06-06 Richard Henderson <rth@redhat.com>
63 * flow.c (mark_used_reg): Clean up looping over multiple hard
64 registers. Do conditional life bits across multiple hard regs.
66 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
68 * reload1.c (reload): Revert Schmidt's change so all USEs are not
69 deleted during reload.
71 2001-06-05 Mark Mitchell <mark@codesourcery.com>
73 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
74 functions here, instead of ...
75 * c-decl.c (c_expand_body): ... here.
77 2001-06-05 David O'Brien <obrien@FreeBSD.org>
79 * config.gcc, config/sparc/bsd.h: Do not directly include
80 sparc/sparc.h. Instead do it via tm_file.
82 2001-06-05 Richard Henderson <rth@redhat.com>
84 * dwarf2.h (DW_EH_PE_aligned): New.
85 * dwarf2asm.c (eh_data_format_name): Name it.
86 (dw2_asm_output_encoded_addr_rtx): Align for it.
87 * dwarf2out.c (output_call_frame_info): Handle it for personality
88 routine and LSDA pointers.
90 * unwind-pe.h (DW_EH_PE_aligned): New.
91 (base_of_encoded_value): Handle it.
92 (read_encoded_value_with_base): Likewise.
93 * unwind-dw2-fde.c (base_from_object): Likewise.
94 (get_cie_encoding): Likewise.
96 * config/alpha/elf.h: Remove ecoff commentary.
97 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
99 2001-06-05 David O'Brien <obrien@FreeBSD.org>
101 * config.gcc, config/i386/bsd386.h: Do not directly include
102 i386/386bsd.h. Instead do it via tm_file.
104 2001-06-05 David O'Brien <obrien@FreeBSD.org>
106 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
109 2001-06-05 Pascal Obry <obry@act-europe.fr>
111 * configure.in: Quote $enable_win32_registry in case the value has
115 2001-06-05 Mark Mitchell <mark@codesourcery.com>
117 * print-rtl.c (xspaces): Remove.
118 (print_rtx): Use printf field-width, rather than xpsaces, to
120 * toplev.c (main): Disable sibling-call optimization if we are
123 2001-06-05 Bernd Schmidt <bernds@redhat.com>
125 * reload1.c (reload): Delete all USEs generated during reload.
127 2001-06-05 scott snyder <snyder@fnal.gov>
129 * gccbug.in: Fix typo.
131 2001-06-05 Andreas Jaeger <aj@suse.de>
133 * builtins.def: Fix definition of __builtin_cosf, it uses float as
134 parameter and return value.
136 2001-06-04 Anthony Green <green@redhat.com>
138 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
139 machine. This is now done in sparc.h.
141 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
143 Correct CVS resurrection of invoke.texi.
144 * doc/invoke.texi: Document new tree dump flags.
146 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
148 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
149 for casting an aggregate to its own type. Fixes PR c/2735.
151 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
153 * doc/texinfo.tex: Update to version 2001-05-24.08.
155 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
157 * c-common.h (flag_dump_translation_unit): Remove.
158 (enum tree_dump_index): Define.
159 (TDF_ADDRESS, TDF_SLIM): New #defines.
160 (dump_node_to_file): Remove.
161 (dump_node): Make extern. Add flags.
162 (dump_flag, dump_enabled_p, dump_begin, dump_end,
163 dump_switch_p): Prototype.
164 * c-common.c (flag_dump_translation_unit): Remove.
165 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
166 logic. Use dump_switch_p.
167 * c-dump.h (struct dump_info): Add node and user fields.
168 (dump_pointer): Declare.
169 * c-dump.c (dump_node): Make extern. Add flags.
170 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
171 (dump_new_line, dump_maybe_newline): Use them.
172 (dump_pointer): New function.
173 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
174 chain or function's body. Dump address, if TDF_ADDRESS set.
176 (dump_node_to_file): Remove.
177 (struct dump_file_info): New struct.
178 (dump_files): New array.
179 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
180 * c-lang.c (finish_file): Adjust dumping.
181 * toplev.h (dump_base_name): Make extern.
182 * invoke.texi: Document new flags.
184 2001-06-04 Mark Mitchell <mark@codesourcery.com>
186 * c-tree.h (lang_decl): Add pending_sizes fields.
187 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
189 (c_expand_body): Expand them.
190 (lang_mark_tree): Mark lang_decl:pending_sizes.
191 * function.c (expand_pending_sizes): New function, broken out
193 (expand_function_start): ... here.
194 * tree.h (expand_pending_sizes): Declare it.
196 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
198 * doc/install.texi: Update FreeBSD information. Generalize
199 and update information for alpha-based platforms using ELF.
201 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
203 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
204 (store_parm_decls): Likewise.
205 * c-typeck.c (convert_arguments): Likewise.
207 2001-06-04 Richard Henderson <rth@redhat.com>
209 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
210 optimization if current_function_calls_setjmp.
212 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
214 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
217 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
219 * simplify-rtx.c (simplify_subreg): Fix combining of
222 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
224 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
225 (no_labels_between_p): Short circuit case beg==end.
227 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
229 * rtlanal.c (operand_preference): Fix preference for objects.
231 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
233 * gcse.c (handle_avail_expr): Be prepared to handle single_set
236 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
238 * combine.c (if_then_else_cond): Use simplify_subreg instead
240 * integreate.c (sub_constants): Likewise.
242 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
244 * emit-rtl.c (constant_subword): Deprecate; remove most of code
245 and use simplify_gen_subreg.
247 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
249 * sibcall.c (skip_copy_to_return_value): recognize the situation
250 when the called function's return value is copied into an
251 intermediate pseudo, and then into the calling functions return
254 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
256 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
257 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
258 in case register wasn't OK previously, accept it now; allow
259 subregs of frame pointer if reload completed and frame pointer
262 * combine.c (sombine_simplify_rtx): Fix comment;
263 use subreg_lowpart_offset instead of subreg_lowpart_p
264 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
265 * rtl.h (subreg_lowpart_parts_p): Kill.
266 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
267 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
268 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
269 (gen_lowpart_common): Likewise.
270 (subreg_lowpart_p): Likewise.
271 (subreg_lowpart_parts_p): Kill.
272 (subreg_lowpart_offset, subreg_highpart_offset): New function.
274 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
275 to simplify SUBREG and REG.
276 (gen_highpart): Use simplify_gen_subreg for all simplifications.
278 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
281 * rtlanal.c (replace_regs): Use simplify_gen_subreg
283 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
285 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
286 (ARRAY_RANGE_REF): Added description.
288 * tree.def (ARRAY_RANGE_REF): New code.
289 * alias.c (handled_component_p, can_address_p): Handle it.
290 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
291 * explow.c (set_mem_attributes): Likewise.
292 * expr.c (expand_assignment, get_inner_reference): Likewise.
293 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
294 * fold-const.c (operand_equal_p): Likewise.
295 * tree.c (staticp, stabilize_reference): Likewise.
296 * varasm.c (decode_addr_const): Likewise.
298 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
300 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
301 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
303 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
305 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
306 mark_constant_pool_use before output_addr_const.
307 (struct pool_node): New field wend.
308 (add_constant): Note a sequence of constants that are referenced
310 (pool_window_label, pool_window_last): New variables.
311 (dump_table): Emit a unspec_volatile representing the end of a
312 sequence of constants.
313 (mark_constant_pool_use): New function.
314 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
315 (consttable_2): Add the second operand which flags whether
316 this consttable entry was used or not.
317 (consttable_4, consttable_8, consttable_sf, consttable_df):
319 (consttable_window_end): New insn.
321 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
323 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
324 Reformat according to coding standards.
327 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
328 (shl_and_kind): Cast wide constant.
329 (gen_far_branch): Define as static, as in declaration.
330 (barrier_align): Compute cache-line length as unsigned. Add
331 parentheses in initial credit computation.
332 (rounded_frame_size): Add parentheses.
333 (permanent_obstack): Remove declaration. Include ggc.h for
334 declaration of ggc_add_root_rtx().
335 (get_free_reg): Removed declaration of unused variable reg.
336 (legitimize_pic_address): Mark mode argument as unused.
338 2001-06-03 Igor Shevlyakov <igor@windriver.com>
340 * config/sh/sh.c (output_branch): Support for insn with lenght
341 attr 12 & 16 which represents cond branches outside +-4096 range.
343 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
345 * config/sh/lib1funcs.asm (ic_invalidate): Align the
346 cache-mirroring sequence. Add nops.
348 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
350 * doc/install-old.texi: Remove more old installation
352 * doc/install.texi: Add relevant parts here.
354 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
356 * doc/install.texi2html: New script.
358 2001-06-03 David Edelsohn <edelsohn@gnu.org>
360 * doc/install.texi: Update AIX information again.
362 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
364 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
365 installation documentation.
366 * doc/install.texi: Move it to here.
368 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
370 * doc/install.texi: Clean up Texinfo markup.
372 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
374 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
375 to just after title page.
377 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
379 * doc/install-old.texi: Remove documentation of some configuration
381 * doc/install.texi: Add relevant parts of this documentation here.
383 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
385 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
386 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
388 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
390 * i386.md (all uses of ext_register_operand): Make sure they are
391 VOIDmode; replace all uses outside zero_extend.
392 (and?i splitters): Use ext_register_operands.
393 (test?i peep2): Remove ignored constraints.
394 * i386.c (ext_register_operand): Check that operand is
395 eighter pseudo or hard or 'Q' register.
397 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
399 * tree.h (struct record_layout_info_s): New field unpadded_align.
400 (set_lang_adjust_rli): New declaration.
401 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
402 it would have if not packed, do not downgrade DECL_ALIGN.
403 (lang_adjust_rli, set_lang_adjust_rli): New.
404 (start_record_layout): Initialize new field unpadded_align.
405 (debug_rli): Display it.
406 (place_union_field, place_field): Set it.
407 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
409 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
410 mean that; use proper names instead.
411 Print DECL_NO_STATIC_CHAIN.
413 * except.c (expand_builtin_frob_return_addr): Add missing call
414 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
415 (expand_builtin_eh_return): Likewise.
416 (expand_eh_return): Clean up ptr_mode != Pmode cases.
418 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
420 * doc/invoke.texi: Remove references to papers about sequence points
421 to readings.html, refer to that page.
423 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
425 * README: Update references to installation instructions.
427 2001-06-01 Laurent Guerby <guerby@acm.org>
428 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
430 * doc/install.texi: Define srcdir when sources come from CVS.
431 Significantly improve markup. Wrap overly long lines
433 2001-06-01 DJ Delorie <dj@redhat.com>
435 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
436 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi, objc.texi,
437 rtl.texi, tm.texi, texinfo.tex: Move to doc subdirectory.
438 * install.texi: Move to doc/install-old.texi.
439 * gcc.texi: Move to doc, refer to install-old.texi.
440 * Makefile.in: Reflect move of docs to doc/.
441 * f/Make-lang.in: Ditto.
442 * java/Make-lang.in: Ditto.
443 * doc/.cvsignore: New.
445 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
447 * invoke.texi: use two spaces between command options, eliminate
448 some 'overfull hboxes'
450 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
452 * Makefile.in (s-mlib): Make backtick-commands always succeed.
453 (DRIVER_DEFINES): Ditto.
455 2001-05-31 Richard Henderson <rth@redhat.com>
457 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
458 also link against libgcc.a.
460 2001-05-31 Geoff Keating <geoffk@cygnus.com>
462 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
463 * config/mips/mips.c (mips_output_ascii): New function.
464 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
466 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
468 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
470 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
471 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
473 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
475 * install.texi (Configuration): Add html links for --with-gnu-as &
476 --with-gnu-ld and refer to them from hppa & SCO triplets.
477 (Specific): Link back to with-gnu-ld for all ELF platfoms.
478 (Specific): Reword AVR binutils recommendation.
480 2001-05-30 Zack Weinberg <zackw@stanford.edu>
482 * ggc-page.c (size_lookup): Increase minimum allocation size
484 (ggc_print_statistics): Report size of each bin in bytes, not
485 as its order; there is no longer a direct relationship.
487 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
489 * extend.texi: Fix formating of examples, eliminate some
491 * gcc.texi: Eliminate some 'overfull hboxes'.
492 * invoke.texi: Use two spaces between command options, eliminate
493 some 'overfull hboxes'.
495 2001-05-30 Richard Henderson <rth@redhat.com>
497 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
499 2001-05-30 Tom Tromey <tromey@redhat.com>
501 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
502 use it in the new association.
504 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
505 John David Anglin <dave@hiauly1.hia.nrc.ca>
507 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
508 to target type to allow ISO C++ compiler to accept it.
509 * gthr-dce.h (__gthread_active_ptr): Likewise.
510 * gthr-solaris.h (__gthread_active_ptr): Likewise.
512 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
514 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
515 so that we do accept comments in preprocessed input.
517 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
519 * cpphash.c (alloc_node): Cast allocated pointer.
521 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
523 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
525 2001-05-29 Stan Shebs <shebs@apple.com>
527 * gcc.texi: Add links for information about Objective-C.
529 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
531 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
532 /bin/sed fails on [^\"]).
533 (configargs.h): Likewise.
535 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
537 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
539 2001-05-28 Stan Shebs <shebs@apple.com>
541 * objc/objc.gperf: Remove, no longer used.
543 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
545 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
546 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
547 Remove trailing whitespace.
549 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
551 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
552 became http://freeware.sgi.com/.
554 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
556 * local-alloc.c (update_equiv_regs): Don't eliminate constant
559 2001-05-27 Stan Shebs <shebs@apple.com>
561 * objc/objc-act.c: Add/fix various comments.
562 (init_selector): Remove, no longer used.
563 (build_msg_pool_reference): Ditto.
566 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
568 * c-decl.c (init_decl_processing):
569 Don't call start_identifier_warnings.
570 * flags.h (warn_id_clash, id_clash_len): Remove.
571 * stringpool.c: Don't include flags.h.
572 (scan_for_clashes, do_identifier_warnings,
573 start_identifier_warnings): Remove.
574 * toplev.c (warn_id_clash, id_clash_len): Remove.
575 (display_help): Don't document -Wid-clash.
576 (decode_W_option): Print warning on -Wid-clash.
577 * tree.h (start_identifier_warnings): Remove.
578 * invoke.texi: Remove documentation of -Wid-clash.
580 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
582 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
584 2001-05-27 Bruce Korb <bkorb@gnu.org>
586 * fixinc/check.tpl(HACK) add and use a Scheme variable
587 (has no test text): error out if no "test_text" is defined
588 * fixinc/fixincl.tpl: likewise
589 (FIXIDX): make it an enumeration so we minimize diffs
590 * fixinc/inclhack.def: re-alphabetize and add sort instructions
591 * fixinc/fixincl.x: regenerate
592 * fixinc/tests/base/stdio.h: test output got moved due to
594 * README-fixinc: rewrite (mostly)
596 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
598 * cpplib.c (run_directive): Set pfile->directive.
600 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
602 * c-tree.texi: Reformat the manual as a single chapter now
603 included by gcc.texi.
604 * gcc.texi: Include c-tree.texi. Merge all indexes.
605 * Makefile.in (dvi): Add generation for the cppinternals
606 documentation. Added dependencies on fdl.texi and c-tree.texi
607 where appropriate. Use TEXI2DVI instead of custom tex calls.
608 (info): Added dependencies on fdl.texi and c-tree.texi where
609 appropriate. Remove the target c-tree.info.
611 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
613 * combine.c (try_combine): Fix typo in comment.
614 * expr.c (expand_expr): Likewise.
615 * config/i370/i370.md (untyped_call): Likewise.
617 2001-05-26 Bruce Korb <bkorb@gnu.org>
619 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
620 when fixincl is operating in test mode
621 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
622 (AAB_ultrix_limits): remove redundant text
623 (AAB_ultrix_memory): ditto
624 (AAB_ultrix_string): ditto
625 (djgpp_wchar_h): fix the test text
626 (irix_stdio_va_list): add test text
627 (irix_limits_const): add a testing output file (limits.h is overwritten)
628 (strict_ansi_not_ctd): put limits.h second in list for same reason
629 (solaris27_mutex_init): test text needed selection text, too
631 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
632 when fixincl is operating in test mode
634 2001-05-26 Philip Blundell <philb@gnu.org>
636 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
637 * config/i960/i960-protos.h: Likewise.
638 * config/i370/i370-protos.h: Likewise.
639 * config/h8300/h8300-protos.h: Likewise,
640 * config/sh/sh-protos.h: Likewise.
641 * config/v850/v850-protos.h: Likewise.
643 2001-05-26 Philip Blundell <philb@gnu.org>
645 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
647 2001-05-25 Zack Weinberg <zackw@stanford.edu>
649 * toplev.c (debug_args, f_options, W_options): Mark
650 descriptions for translation.
651 (display_help): Translate descriptions on output.
653 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
654 objc/lang-options.h: Mark descriptions for translation.
656 * aclocal.m4: Quote final argument of patsubst. Use
657 3-argument form of AC_DEFINE. Restore quotes to [] while
659 * configure.in: Remove unnecessary changequote calls.
660 * configure, config.in: Regenerate.
662 2001-05-25 Sam TH <sam@uchicago.edu>
664 * basic-block.h: Fix header include guards.
665 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
666 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
667 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
668 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
669 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
670 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
671 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
672 varray.h version.h: Likewise.
673 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
674 config/arm/arm.h config/c4x/c4x-protos.h
675 config/h8300/h8300-protos.h config/h8300/h8300.h
676 config/i370/i370-protos.h config/i370/i370.h
677 config/i960/i960-protos.h config/mcore/mcore.h
678 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
679 config/v850/v850-protos.h config/v850/v850.h: Likewise.
680 * fixinc/fixlib.h fixinc/server.h: Likewise.
682 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
684 * config/arc/initfini.c (.init): Fix typo.
686 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
688 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
690 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
692 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
694 2001-05-25 Richard Henderson <rth@redhat.com>
696 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
698 2001-05-25 Richard Henderson <rth@redhat.com>
700 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
701 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
702 (sparc*-*-solaris2): Likewise.
703 * config/t-linux: Remove shared libgcc macros.
704 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
705 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
707 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
709 * config.gcc (*-*-freebsd*): Report bad configuration.
711 2001-05-25 David Edelsohn <edelsohn@gnu.org>
713 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
715 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
717 (ASM_OUTPUT_LABELREF): Delete.
719 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
721 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
722 strict_ansi_only): Don't run if stdc_0_in_system_headers.
723 * fixinc/fixincl.x: Regenerate.
724 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
725 (FIX_TEST_TABLE): Declare it.
726 * fixinc/fixlib.h: Include config.h.
728 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
730 * fixinc/inclhack.def (alpha___assert): Change char * args to
731 const char * on Tru64 UNIX to avoid excessive warnings from
733 * fixinc/fixincl.x: Regenerate.
735 2001-05-25 Geoff Keating <geoffk@redhat.com>
737 * dbxout.c (dbxout_symbol): Invert previous patch, which was
738 outputting a tag only for variable-size records.
740 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
742 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
743 instead of rtx_equal_p for early clobber test.
745 2001-05-26 Mark Mitchell <mark@codesourcery.com>
747 * builtins.def: Encode additional information, such as names and
749 * builtin-types.def: New file.
750 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
751 (built_in_decls): Likewise. Don't explicitly initialize global
753 (expand_builtin_mathfn): Handle float and long double variants of
755 (expand_builtin): Likewise.
756 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
757 (expand_tree_builtin): Handle long, long long, float, and long
758 double variants of math functions.
759 * c-common.h (c_tree_index): Remove some unused nodes.
760 (void_ftype): Remove.
761 (void_type_ptr): Likewise.
762 (int_ftype_int): Likewise.
763 (ptr_ftype_sizetype): Likewise.
764 * c-decl.c (init_decl_processing): Remove creation of DWARF
766 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
767 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
768 * Makefile.in (c-common.o): Depend on builtin-types.def.
770 2001-05-25 Dale Johannesen <dalej@apple.com>
772 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
774 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
776 * c-parse.in (notype_initdcl): Remove redundant line.
778 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
780 * aclocal.m4: Fixed typo.
781 (gcc_AC_HEADER_STDBOOL): Define.
782 (gcc_AC_C__BOOL): Define.
783 * configure.in: Use them.
784 (AC_CHECK_HEADERS): Remove stdbool.h
785 * configure, config.in: Regenerate.
787 2001-05-25 Richard Henderson <rth@redhat.com>
789 * function.c (expand_function_start): Don't abort on PARALLEL
790 returns from hard_function_value.
792 2001-05-25 Richard Henderson <rth@redhat.com>
794 * config/i386/i386.md: Revert previous change. Do not apply
795 the peephole if the components do not die after the sequence.
797 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
799 * c-parse.in (array_declarator): New. Handle C99 constructs.
800 Don't restrict [*] declarators to C only.
801 (after_type_declarator, parm_declarator_starttypename,
802 parm_declarator_nostarttypename, notype_declarator,
803 direct_absdcl1): Use it.
804 * c-decl.c (build_array_declarator, set_array_declarator_type):
805 New functions. Warn that [*] isn't properly implemented; pedwarn
806 for [*] outside C99 mode if pedantic rather than giving a hard
808 (grokdeclarator): Handle static and type qualifiers in parameter
810 * c-tree.h (build_array_declarator, set_array_declarator_type):
812 * extend.texi (Attribute Syntax): Document attributes in parameter
815 2001-05-25 Mark Mitchell <mark@codesourcery.com>
817 * config/i386/i386.md: Make sure cmpstr peepholes do not
818 affect liveness information.
820 2001-05-24 Mark Mitchell <mark@codesourcery.com>
822 * c-typeck.c (digest_init): Issue error messages about
823 invalid constants, not warnings.
825 2001-05-24 Mark Mitchell <mark@codesourcery.com>
827 * invoke.texi (-fno-builtin): Document that this is always on
830 2001-05-24 Philip Blundell <philb@gnu.org>
832 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
835 2001-05-24 Philip Blundell <philb@gnu.org>
837 * config/arm/arm.c (output_return_instruction): Correctly handle
838 interworking and interrupt functions.
840 2001-05-24 Philip Blundell <philb@gnu.org>
842 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
843 -m{no-}sched-prolog. Fix typos and improve formatting.
845 2001-05-24 Philip Blundell <philb@gnu.org>
847 * invoke.texi (ARM Options): Improve wording slightly. Add
848 documentation for more options, including those for Thumb mode.
849 Don't mention options that don't exist or are unimplemented.
850 (Thumb Options): Delete; merged into above section.
852 2001-05-24 Geoff Keating <geoffk@redhat.com>
854 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
855 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
857 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
859 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
860 fix hard register simplification.
862 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
864 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
865 of just copying CPP_CPU_SPEC.
867 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
869 * i386.c (incdec_operand): Accept only 1 and -1.
871 2001-05-23 Kelley Cook <kelley.cook@home.com>
873 * Makefile.in: Move many of the *_H definitions eariler in the
874 file, so that rules in t-* files that use them for
875 dependencies will work in a parallel build.
876 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
878 2001-05-23 Richard Henderson <rth@redhat.com>
880 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
882 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
884 * cpp.texi: Update for handling of charconsts.
885 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
886 diagnostics. Skip to the end if the UCS is too short.
887 (cpp_interpret_charconst): Long charconsts issue a warning
890 2001-05-23 Richard Henderson <rth@redhat.com>
892 * doc/install.texi (alpha-linux): Require binutils 2.11.
894 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
896 * c-lex.c (read_escape, read_ucs): Delete.
897 (lex_string): Use cpp_parse_escape.
898 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
899 if not C++ or not C99. Warn if traditional.
900 (parse_escape): Rename cpp_parse_escape. Make the bitmask
901 unsigned. Warn for out-of-range escape sequences here.
902 Update to use maybe_read_ucs.
903 (cpp_interpret_charconst): Don't warn here.
904 * cpplib.h (cpp_parse_escape): New exported function.
906 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
908 * extend.texi (Attribute Syntax): Clarify application of
909 attributes to parameters declared as functions or arrays.
911 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
913 * dbxout.c (dbxout_type_methods): Do still group methods by name.
915 2001-05-23 Zack Weinberg <zackw@stanford.edu>
917 * diagnostic.c (vnotice): Kill.
918 (fnotice): Call vfprintf directly.
919 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
920 verbatim, set_diagnostic_context): Rename string argument to
921 indicate that it is run through gettext.
922 (vbuild_message_string, build_message_string, output_do_printf):
923 Rename string argument to indicate that it is NOT run through
925 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
926 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
927 Run msgid argument through gettext.
928 (default_print_error_function): Run constant strings through
929 gettext when nothing else will.
930 (fatal_error, internal_error, error_recursion): Use fnotice.
931 Present complete sentences to gettext.
933 2001-05-23 Mark Mitchell <mark@codesourcery.com>
935 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
937 2001-05-23 Richard Henderson <rth@redhat.com>
939 * function.c (expand_function_start): Always use a pseudo
940 for the function result value.
942 2001-05-22 Richard Henderson <rth@redhat.com>
944 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
945 section pointer alignment.
947 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
949 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
950 of __USER_LABEL_PREFIX__.
952 2001-05-22 Richard Henderson <rth@redhat.com>
954 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
955 (__deregister_frame_info_bases): New.
956 * unwind-dw2-fde.h: Declare it.
957 * libgcc-std.ver: Export it.
958 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
959 called __register_frame_info_bases.
961 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
963 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
964 instead of #elif (which is OK for this case but not in general).
966 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
968 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
969 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
970 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
971 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
972 "r2" to the assembly file. Only issue allocs with non-zero parameters.
974 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
975 David O'Brien <obrien@freebsd.org>
977 * config/freebsd.h (LIB_SPEC): Key the exact setting to
978 configure-time options and target version of FreeBSD. Set-up
979 to match architectural change in threading support. Correctly
980 report when -pthread option is not supported by configure-time
982 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
983 and extend to encode target version number in run-time setting
984 of __FreeBSD__ macro to match the system compiler.
985 (CPP_PREDEFINES): Likewise.
986 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
988 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
989 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
991 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
992 David O'Brien <obrien@freebsd.org>
994 * config.gcc (the unlabeled system switch statement): Add
995 generic configuration section to handle *-*-freebsd*. Also,
996 to match the system compiler, default to threading support (it
997 may be disabled with the standard --disable-threads
998 configuration-time switch).
999 (i[34567]86-*-freebsd* in machine-specific section): Use it.
1000 (alpha*-*-freebsd* in machine-specific section): Likewise.
1002 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
1003 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
1004 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
1005 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
1006 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
1008 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1009 David O'Brien <obrien@freebsd.org>
1011 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
1012 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
1013 -pthread instead setting macro.
1015 2001-05-22 Richard Henderson <rth@redhat.com>
1017 * crtstuff.c (__register_frame_info_bases): Declare.
1018 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1019 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1021 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1022 (CRT_GET_RFIB_DATA): New.
1023 * config/i386/sysv4.h: Likewise.
1024 * config/i386/sco5.h: Likewise.
1025 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1027 2001-05-22 Richard Henderson <rth@redhat.com>
1029 * rtl.c (read_string): Break out from ...
1030 (read_rtx): ... here.
1032 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1034 * doc/install.texi (Specific): Remove a bogus and duplicate part
1035 copied from the end of the document.
1037 2001-05-22 Bernd Schmidt <bernds@redhat.com>
1039 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
1041 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1043 * install.texi: Remove obsolete information on SunOS as well as
1044 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
1045 (Installing GNU CC on the Sun): Remove section.
1047 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
1049 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
1050 keep errno unchanged on success.
1052 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1054 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
1055 once for hexadecimal floats, whether or not they contain a decimal
1056 point. Don't let the setting of pedantic otherwise affect the
1057 parsing of hexadecimal floats.
1059 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1061 * README.ACORN: Remove obsolete file.
1063 2001-05-22 Jan Hubicka <jh@suse.cz>
1065 * combine.c (gen_binary): Use swap_commutative_operands_p
1066 (simplify_comparison): Likewise.
1067 * expmed.c (emit_store_flag): Likewise.
1068 * expr.c (compare_from_rtx): Likewise.
1069 (do_compare_rtx_and_jump): Likewise.
1070 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
1071 if not emitting a branch and operands want swapping.
1073 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1075 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
1076 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
1077 (maybe_get_identifier): Update.
1078 * tree.h (make_identifier): Delete.
1080 2001-05-21 Richard Henderson <rth@redhat.com>
1082 * combine.c (subst): Do not substitute for a register as
1083 a destination subreg/strict_low_part/zero_extract.
1085 * combine.c (simplify_comparison): Update op1 after constant
1087 * recog.c (const_int_operand): Accept only constants valid
1089 * genrecog.c: Update comments wrt const_int_operand.
1091 * emit-rtl.c (init_emit_once): Zero unused memory in a
1094 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1096 * tree.h (type_num_arguments): Declare it.
1097 * tree.c (type_num_arguments): New function.
1099 2001-05-21 Richard Henderson <rth@redhat.com>
1101 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1104 2001-05-21 Geoff Keating <geoffk@redhat.com>
1106 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
1108 (minsf3): Use rs6000_emit_minmax.
1109 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
1111 (movsfcc): Use rs6000_emit_cmove.
1112 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
1113 Don't generate emit_fselsfsf4.
1114 (fseldfsf4): Likewise.
1115 (maxdf3): Use rs6000_emit_minmax.
1117 (mindf3): Use rs6000_emit_minmax.
1118 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
1120 (movdfcc): Use rs6000_emit_cmove.
1121 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
1122 Don't generate emit_fselsfsf4.
1123 (fselsfdf4): Likewise.
1124 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
1125 (min_max_operator): New predicate.
1126 (rs6000_emit_cmove): New function.
1127 (rs6000_emit_minmax): New function.
1128 * config/rs6000/rs6000-protos.h: Prototype new functions.
1129 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
1130 and min_max_operator.
1132 * config/rs6000/rs6000.c (output_cbranch): Handle all
1133 conditional types in the switch statement.
1135 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1137 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1138 non-register variables.
1139 * extend.texi: Document that asm-specifications do not make sense
1140 for non-static local variables.
1142 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
1144 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
1145 (dbxout_type_fields): Lose minimal_debug support.
1146 (dbxout_type_methods, dbxout_type): Likewise.
1148 2001-05-17 Andrew Haley <aph@redhat.com>
1150 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1152 2001-05-21 Richard Henderson <rth@redhat.com>
1154 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
1157 2001-05-20 Richard Henderson <rth@redhat.com>
1159 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1160 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
1161 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
1162 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1163 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
1165 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1166 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
1167 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
1168 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1169 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1170 DEBUG_PUBNAMES_SECTION): Rename as above.
1171 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1173 2001-05-20 Richard Henderson <rth@redhat.com>
1175 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
1176 operands unless the operation is commutative.
1178 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1180 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
1183 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1185 * extend.texi: Clarify documentation of extensions included in ISO
1186 C99. Prefer C99 terminology and syntax to old GNU terminology and
1187 syntax. Add more index entries. Document mixed declarations and
1188 code as an extension in C89 mode. Warn about future changes to
1189 semantics of inline functions. Fixes PR other/930.
1191 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1193 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
1194 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1195 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
1196 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1198 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
1200 2001-05-20 Richard Henderson <rth@redhat.com>
1202 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1203 to be output before a branch.
1205 2001-05-20 Richard Henderson <rth@redhat.com>
1207 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1209 2001-05-20 Richard Henderson <rth@redhat.com>
1211 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1212 (ASM_DOUBLE): Remove.
1213 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1214 * config/i386/sun386.h: Likewise.
1216 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1217 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1219 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1220 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1221 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1222 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
1224 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
1225 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
1226 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
1227 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
1228 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
1229 * config/i386/win32.h: Likewise.
1231 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1233 * invoke.texi: Add more options to summary list.
1235 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1237 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
1238 used. Fixes PR c/2291.
1239 * gcc.1: Regenerate.
1241 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1243 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
1244 the -fpic and -fPIC options, clear flag_pic.
1246 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1248 * hashtable.c (calc_hash): Fix HASHSTEP definition.
1249 * stringpool.c (make_identifier): No statistics here anymore.
1250 * objc-act.c (steup_string_decl): Remove redundant check.
1252 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1254 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
1255 cpplib.o, cpphash.o, fix-header): Update.
1256 (hashtable.o): New target.
1257 * c-common.h: Include cpplib.h. Define C_RID_CODE and
1258 struct c_common_identifier here.
1259 * c-lang.c (c_init_options): Update. Call set_identifier_size.
1260 * c-lex.c (c_lex): Update.
1261 * c-pragma.h: Update.
1262 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
1264 (C_RID_CODE): Delete.
1265 * cpphash.c: Rewrite to use hashtable.c.
1266 * cpphash.h: Update include guards.
1267 (struct cpp_reader): Remove hashtab.
1268 hash_ob and buffer_ob are no longer pointers. Add hash_table
1270 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
1271 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
1272 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
1273 * cppinit.c (cpp_create_reader): Update.
1274 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
1275 (cpp_interpret_charconst): Eliminate warning.
1276 * cpplib.c (do_pragma, do_endif, push_conditional,
1277 cpp_push_buffer, cpp_pop_buffer): Update.
1278 (_cpp_init_stacks): Rename cpp_init_directives.
1279 (_cpp_cleanup_stacks): Remove.
1280 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
1281 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
1282 cpp_forall_identifiers, cpp_create_reader): Update.
1283 (C_RID_CODE, cpp_make_node): New.
1284 (c_common_identifier): New identifier node for C front ends.
1285 * cppmain.c (main): Update.
1286 * fix-header.c (read_scan_file): Update.
1287 * flags.h (id_clash_len): Make unsigned.
1288 * ggc.h (ggc_mark_nonnull_tree): New.
1291 * stringpool.c: Update comments and copyright. Update to use
1293 * toplev.c (approx_sqrt): Move to hashtable.c.
1294 (id_clash_len): Make unsigned.
1295 * toplev.h (ident_hash): New.
1296 * tree.c (gcc_obstack_init): Move to hashtable.c.
1297 * tree.h: Include hashtable.h.
1298 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
1299 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
1300 (struct tree_identifier): Update.
1301 (make_identifier): New.
1303 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
1304 (C_RID_CODE): Remove.
1305 * lex.c (cxx_init_options): Call set_identifier_size. Update.
1306 (init_parse): Don't do it here.
1308 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
1310 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
1312 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
1314 (expand_eh_return): Convert between word_mode and Pmode.
1315 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
1317 (execute_stack_op): Likewise.
1318 (execute_cfa_program): Likewise.
1319 (uw_frame_state_for): Likewise.
1320 (uw_update_context_1): Likewise.
1321 * unwind.inc (_Unwind_Reason_Code): Likewise.
1322 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
1323 (EH_RETURN_STACKADJ_RTX): Likewise.
1324 * config/mips/mips.c (compute_frame_size): Make space for saving
1325 EH return registers.
1326 (mips_expand_epilogue): Handle EH stack adjustments.
1327 * config/mips/mips.md (eh_return): New pattern.
1328 (eh_set_lr_si): Likewise.
1329 (eh_set_lr_di): Likewise.
1330 Add splitter to perform EH return after reload.
1332 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1334 * jump.c (mark_jump_label): Tidy previous change.
1336 2001-05-19 Bruce Korb <bkorb@gnu.org>
1338 * fixinc/genfixes: no need for two warnings
1339 * fixinc/Makefile.in: open stdin for those building with a closed one.
1341 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1343 * jump.c (jump_optimize_1): Tidy.
1344 (mark_jump_label): When changing the label in a LABEL_REF, change
1345 update any REG_EQUAL notes as well.
1347 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
1349 * c-parse.in (parm_declarator): Split into
1350 parm_declarator_starttypename and parm_declarator_nostarttypename.
1351 (parm_declarator_starttypename, parm_declarator_nostarttypename):
1352 New. Allow parenthesised sub-declarators which don't begin with a
1353 TYPENAME. Fixes PR c/166.
1355 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1357 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1359 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1361 * toplev.c (main): If the target does not allow profiling without
1362 a frame pointer, issue an error message.
1363 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1366 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1368 * recog.c (general_operand): Modify last change to allow it if reload
1371 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1373 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1374 subregs containing mem.
1376 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1378 * regrename.c (regrename_optimize): frame pointer register can
1381 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1383 * README.DWARF: Move into dwarfout.c.
1385 2001-05-18 Dale Johannesen <dalej@apple.com>
1387 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1388 specific misuse of r0 as a reload address.
1390 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1392 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1395 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1397 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1398 (add_to_sequence): Make that decision type.
1399 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1400 (write_switch, write_cond, debug_decision_2): Likewise.
1402 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1404 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1407 2001-05-18 Stan Shebs <shebs@apple.com>
1409 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1410 * configure: Regenerate.
1412 2001-05-18 Per Bothner <per@bothner.com>
1414 Changes needed for java/jvspec.c
1415 * gcc.h (n_infiles, outfiles): Add declarations.
1416 * gcc.c (n_infiles, outfiles): Mske no longer static.
1418 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
1420 * config/pa/som.h (EXCEPTION_SECTION): Define.
1422 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
1424 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
1426 Add have_location_lists, a variable to determine whether we need a
1427 .debug_loc section or not.
1428 (enum dw_val_class): Add dw_val_class_loc_list.
1429 (dw_val_struct): Add val_loc_list.
1430 (dw_loc_list_struct): New structure, represents location lists.
1431 (new_loc_list): New function, return a new location list, given
1432 the range and location expression.
1433 (add_loc_descr_to_loc_list): New function, add a location
1434 expression to a location list, given the expression and range.
1435 (output_loc_list): New function, output a location list.
1436 (gen_internal_sym): Modified to take symbol prefix, so we can
1437 reuse it for location list symbols.
1438 (add_AT_loc_list): New function, add a location list to a DIE at
1439 the named attribute.
1440 (AT_loc_list): New function, return the location list reference
1441 for a given attribute, if it's a location list.
1442 (print_die): Handle dw_val_class_loc_list.
1443 (size_of_die): Ditto.
1444 (value_format): Ditto.
1445 (output_die): Ditto.
1446 (output_location_lists): New function, output all of the location
1447 lists for a DIE and it's children.
1448 (dwarf2out_finish): Call output_location_lists if we have location
1452 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1454 * gcse.c (try_replace_reg): First try global replace, later try to
1455 simplify the expression.
1457 * gcse.c (find_used_regs): Change calling convention; work via
1459 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
1461 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1464 2001-02-09 Nick Clifton <nickc@redhat.com>
1465 * config/arm/arm.md: Change output constraint on post inc
1466 load/store multiple patterns to be a read/write constraint.
1468 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1470 * basic-block.h (struct basic_block_def): Add documentation about
1471 what a basic block is, and what the various fields are used for.
1472 * flow.c (calculate_globlal_regs_live): Add documentation about
1473 how the algorithm works, and how we know that it will terminate.
1474 Check that the the inductive assumption that guarantees
1475 termination actually holds.
1476 (mark_used_regs): Treat conditionally set registers as used.
1477 (debug_regset): Add comment.
1478 * rtl.texi (cond_exec): Add documentation.
1480 * function.c (expand_function_start): Avoid creating BLKmode
1483 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1485 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1486 DIE, even if it has no children.
1487 (dwarf2out_finish): Always output the line-number table, even if
1490 2001-05-18 David Edelsohn <edelsohn@gnu.org>
1492 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1494 2001-05-17 Bruce Korb <bkorb@gnu.org>
1496 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1497 * fixinc/genfixes: emit a warning if AutoGen is out of date
1499 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1500 Bruce Korb <bkorb@gnu.org>
1502 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1503 found in fixinc directory. Facilitates binary distributions.
1505 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1507 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1510 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
1512 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1514 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1516 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
1517 (simplify_subreg): Handle complex types represented as CONCAT.
1519 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
1520 * rtl.h (swap_commutative_operands_p): Declare.
1521 * rtlanal.c (swap_commutative_operands_p): New.
1522 (operand_preference): New static function.
1524 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
1525 (gen_binary): Likewise.
1526 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
1527 * simplify-rtx.c (simplify_gen_binary,
1528 simplify_gen_relational): Likewise.
1530 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1532 * cse.c (fold_rtx): Use simplify_subreg.
1534 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
1535 (simplify_gen_subreg): New.
1536 (simplify_rtx): Use simplify_subreg.
1537 * rtl.h (simplify_gen_subreg): Declare.
1539 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1541 * doc/install.texi: Update Solaris information.
1543 * except.h (protect_cleanup_actions): Remove it.
1544 (lang_protect_cleanup_actions): Declare it.
1545 * except.c (protect_cleanup_actions): Remove it.
1546 (lang_protect_cleanup_actions): New variable.
1547 (init_eh): Don't make protect_cleanup_actions a GC root.
1548 (expand_eh_region_and_cleanup): Call
1549 lang_protect_cleanup_actions.
1550 (output_function_exception_table): Remove unused `align'
1552 * varasm.c (assemble_external): Abort if we have not yet
1553 opened the assembly output file.
1555 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
1557 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1558 for eh_personality_libfunc.
1560 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1562 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
1563 when calling simplify_subreg. This is needed to allow replacing
1564 of expression of one mode by expression of different mode.
1566 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1568 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1570 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1572 * expr.c (protect_from_queue): Protect against subsequent calls to
1574 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1577 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1579 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1581 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1583 * gccbug.in (CATEGORIES): Add "bootstrap".
1585 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1587 * simplify-rtx.c (simplify_subreg): Break out from ...
1588 * combine.c (combine_splify_rtx) ... here and ...
1589 * recog.c (validate_replace_rtx_1): ... here;
1590 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1591 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1592 (subreg_lowpart_p): ... here.
1594 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1596 * stmt.c (expand_asm_operands): For inout operands, make sure
1597 the substitution of '=' for '+' makes it into the rtl.
1599 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1600 (reload_as_needed): Call update_eliminable_offsets a bit later.
1602 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1604 * gcc.texi (gccbug): Refer to the web pages for detailed information
1607 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1609 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1611 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1612 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1613 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1614 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1615 * cross-make: Don't set LIBGCC1.
1616 * mklibgcc.in: Delete all code for building from libgcc1.c.
1617 Always honor LIB1ASMFUNCS if set.
1619 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1620 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1621 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1622 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1623 config/i386/uwin.asm, config/m68hc11/larith.asm,
1624 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1625 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1626 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1627 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1628 Delete or update references to libgcc1 in commentary.
1630 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1631 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1632 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1633 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1634 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1635 config/arm/t-semi, config/arm/t-strongarm-coff,
1636 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1637 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1638 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1639 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1640 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1641 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1642 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1643 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1644 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1645 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1646 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1647 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1648 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1649 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1650 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1651 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1652 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1653 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1654 config/mips/t-ultrix, config/mn10200/t-mn10200,
1655 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1656 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1657 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1658 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1659 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1660 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1661 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1662 config/sparc/t-sparclite, config/sparc/t-splet,
1663 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1664 config/sparc/t-vxsparc64, config/v850/t-v850:
1665 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1667 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1668 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1669 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1670 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1671 nongcc_SI_type, nongcc_word_type, or perform_*
1672 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1674 * config/i386/386bsd.h, config/i386/beos-elf.h,
1675 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1676 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1677 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1678 Don't include i386/perform.h.
1680 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1681 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1682 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1683 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1684 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1685 config/vax/t-openbsd, config/vax/t-vax: Delete.
1687 * config.gcc: Remove references to deleted files.
1688 (arm-semi-aof): Use arm/t-semi for tmake_file.
1690 * gcc.texi, install.texi, invoke.texi, tm.texi:
1691 Delete or rewrite text which is no longer relevant now that
1692 libgcc1 no longer exists.
1694 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1695 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1697 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1698 Bruce Korb <bkorb@gnu.org>
1700 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1703 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1705 * i386.md: Add two peepholes to clean up code generated by
1708 2001-05-16 Richard Henderson <rth@redhat.com>
1710 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1711 variants of non-absolute encodings.
1713 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1715 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1716 __register_frame_info_table_bases): Export.
1718 2001-05-16 Richard Henderson <rth@redhat.com>
1720 * except.c (eh_data_format_name): Move to ...
1721 * dwarf2asm.c: ... here. Use designated initializers if available.
1722 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1723 * dwarf2asm.h: Update declarations.
1724 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1725 ASM_PREFERRED_EH_DATA_FORMAT.
1726 (output_call_frame_info): Likewise. Use 'L' augmentation for
1729 * unwind-dw2-fde.h (struct fde_vector): New.
1730 (struct old_object): Rename from struct object.
1731 (struct object): New.
1732 (__register_frame_info_bases): Declare.
1733 (__register_frame_info_table_bases): Declare.
1734 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1735 * unwind-dw2-fde.c (objects): Remove.
1736 (unseen_objects, seen_objects): New.
1737 (__register_frame_info_bases): New.
1738 (__register_frame_info): Use it.
1739 (__register_frame_info_table_bases): New.
1740 (__register_frame_info_table): Use it.
1741 (__deregister_frame_info): Rewrite for changed object struct.
1742 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1743 (fde_unencoded_compare): Rename from fde_compare; uninline.
1744 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1745 (start_fde_sort): Adjust for new definition of fde_vector.
1746 (fde_insert): Likewise.
1747 (end_fde_sort): Likewise. Select comparison function based
1748 on properties of the object.
1749 (fde_split): Take object and fde_compare_t arguments.
1750 (frame_heapsort, fde_merge): Likewise.
1751 (classify_object_over_fdes): Rename from count_fdes. Handle
1752 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1754 (add_fdes): Handle encoded pointers.
1755 (init_object): Rename from frame_init. Update for new struct object.
1756 (linear_search_fdes): Rename from search_fdes. Handle encoded
1758 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1759 (binary_search_single_encoding_fdes): New.
1760 (binary_search_mixed_encoding_fdes): New.
1761 (search_object): New.
1762 (_Unwind_Find_FDE): Update for new struct object. Fill in
1764 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1765 iterating over EH data.
1766 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1767 fde_encoding, lsda_encoding.
1768 (read_uleb128, read_sleb128): Remove.
1769 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1770 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1771 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1773 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1775 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1777 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
1778 * cpphash.c (_cpp_lookup_with_hash): Similarly.
1779 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
1780 cpp_spell_token, cpp_output_token): Similarly.
1781 * cpplib.c (lex_macro_node, do_undef, do_pragma,
1782 do_pragma_poison, parse_assertion, do_assert): Similarly.
1783 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
1784 save_parameter, _cpp_create_definition, check_trad_stringification,
1785 cpp_macro_definition): Similarly.
1786 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
1787 * c-lex.c (cb_undef, c_lex): Similarly.
1788 * fix-header.c (recognized_function): Similarly.
1789 * cpplib.h (NODE_LEN, NODE_NAME): New.
1790 (cpp_hashnode): Rename length len.
1792 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
1794 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1797 2001-05-16 Andreas Jaeger <aj@suse.de>
1799 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1801 * toplev.c: Include dwarf2asm.h for prototype of
1802 dw2_output_indirect_constants.
1804 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1806 * stmt.c (expand_asm_operands): Be able to offload addressof
1807 expression to memory. (PR optimization/185)
1809 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1811 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
1812 applying distributive law.
1814 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1816 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1818 * gthr-dce.h (UNUSED): Attribute unused macro.
1819 (__gthread_key_dtor): Make arguments UNUSED.
1820 (__gthread_key_delete): Revise for compatibility with DRAFT4
1823 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1825 * doc/install.texi: Update AIX information.
1826 * README.RS6000: Remove obsolete file.
1828 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1829 Nathan Sidwell <nathan@codesourcery.com>
1831 * gcc.c (give_switch): Don't write before start of string.
1832 Always append suffix.
1834 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1836 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1839 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1841 * README.ALTOS: Remove obsolete file.
1843 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1845 * c-lex.h (save_and_forget_protocol_qualifiers,
1846 forget_protocol_qualifiers, remember_protocol_qualifiers):
1847 Remove deleted functions' prototypes.
1849 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1851 * c-parse.in (methodtype): New production.
1852 (methoddef, methodproto): Collapse separate '-' and '+'
1855 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1857 * c-common.h (RID_FIRST_PQ): New.
1858 * c-parse.in (objc_pq_context): New.
1859 (objc parser): Set objc_pq_context rather than calling
1860 remember_protocol_qualifiers and forget_protocol_qualifiers.
1861 Don't call save_and_forget_protocol_qualifiers.
1862 (yylexname): Handle objc protocol qualifiers here.
1863 * stringpool.c (struct str_header): Replace with sp_hashnode.
1864 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
1865 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
1866 Allocate an IDENTIFIER_NODE for each identifier.
1867 (FORALL_STRINGS, set_identifier): Delete.
1868 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
1869 (ggc_alloc_string): Use an obstack.
1870 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
1871 * tree.h: Update comments.
1872 (set_identifier): Delete.
1873 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
1874 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
1875 remember_protocol_qualifiers): Delete.
1877 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1879 * flow.c (life_analysis): After life analysis is complete, do
1880 an optional scan over insns looking for REG_LABEL notes that
1881 reference a deleted label.
1882 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1883 before peeking at LABEL_NUSES.
1885 2001-05-15 Richard Henderson <rth@redhat.com>
1887 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1888 (_Unwind_GetTextRelBase): New.
1890 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1892 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1894 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1896 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1897 so that CHOOSE_SECTION gets used.
1899 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1900 TARGET_RELOCATABLE like flag_pic for now.
1902 2001-05-15 David Edelsohn <edelsohn@gnu.org>
1904 * rs6000.md (movdi splitter): Sign extend more efficiently.
1905 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
1906 to "long long" valid on 32-bit and 64-bit hosts.
1907 (logical_operand): Cast trunc_int_for_mode return value.
1908 (rs6000_emit_move): Shift macro to encapsulate variable.
1909 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
1910 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
1911 plus_constant requires signed argument.
1913 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1915 * gthr-posix.h: Make additional pthread-* functions weak.
1917 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1919 * recog.c (apply_change_group): Avoid unneeded validating.
1921 2001-05-14 David Edelsohn <edelsohn@gnu.org>
1923 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
1924 (num_insns_constant): CONST_INT can be 64-bits.
1926 2001-05-14 Stan Shebs <shebs@apple.com>
1928 * config/darwin.h (LIB_SPEC): Just use -lSystem.
1929 (LIBGCC_SPEC): Don't define.
1931 2001-05-14 Richard Henderson <rth@redhat.com>
1933 * configure.in (gcc_cv_as_eh_frame): New test.
1934 * config.in, configure: Rebuild.
1935 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1937 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1939 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1940 extended precision divide.
1942 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1944 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1945 for RETURNS as well.
1947 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1949 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
1950 (CPP_CPU??_SIZE_TYPE): New.
1951 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
1952 (CPP_CPU_SPEC): ... here; support choosing of CPU.
1953 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
1954 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
1956 * i386.c (override_options): Add sorry about not suported modes.
1958 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
1960 * config/pa/som.h (NM_FLAGS): Remove.
1961 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1962 (ASM_OUTPUT_SECTION_NAME): Remove.
1963 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1965 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1967 * regrename.c (regrename_optimize): Do not rename registers to
1970 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1972 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1973 contain MEMs. Remove useless distinction about clobbering
1976 2001-05-13 Geoff Keating <geoffk@redhat.com>
1978 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
1979 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
1980 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
1981 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1982 (EXCEPTION_SECTION): Define.
1984 2001-05-13 Zack Weinberg <zackw@stanford.edu>
1986 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
1987 binary backward compat only.
1988 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
1989 in LIB2FUNCS. Pass it to mklibgcc.
1990 * mklibgcc.in: Handle LIB2FUNCS_ST.
1992 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
1994 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1996 * tm.texi (THREAD_MODEL_SPEC): Document it.
1997 * gcc.c (main): Use it.
1998 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1999 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
2001 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2003 * rtl.h (SYMBOL_REF_WEAK): New macro.
2004 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
2005 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
2006 * rtl.texi (SYMBOL_REF_WEAK): Document it.
2007 * gcc.texi: Remove wrong description.
2009 2001-05-13 Mark Mitchell <mark@codesourcery.com>
2011 * Makefile.in (STAMP): New macro.
2012 Replace all uses of `touch' with $(STAMP).
2013 * fixinc/Makefile.in: Likewise.
2015 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2017 * configure.in: ldopen is never in -lexc, so don't test for it.
2018 Add test for exc_resume in -lexc for Ada.
2019 * configure: Regenerated.
2021 2001-05-12 Richard Henderson <rth@redhat.com>
2023 * dwarf2asm.c (size_of_encoded_value): New function.
2024 * dwarf2asm.h: Declare it.
2025 * except.c (output_function_exception_table): Align the TType
2026 array only as wide as the encoding.
2028 2001-05-12 Zack Weinberg <zackw@stanford.edu>
2030 * extend.texi: Document #pragma GCC java_exceptions.
2032 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2034 * c-parse.in (bison parser, init_reswords): Remove uses of
2036 * c-tree.h (doing_objc_thang): Remove.
2038 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2040 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
2041 about files not ending in newlines.
2043 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2045 * dwarfout.c (dwarfout_init): Add cast.
2046 * sched-deps.c (sched_analyze_insn): Remove unused vars.
2047 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
2049 * method.c (build_mangled_C99_name): Remove unused prototype.
2051 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2053 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
2055 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2057 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2058 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
2060 2001-05-11 Richard Henderson <rth@redhat.com>
2062 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2063 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
2064 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
2065 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
2066 (dw2_output_indirect_constants): Prototype.
2067 * dwarf2out.c (dwarf2out_begin_prologue): Generate
2068 current_function_func_begin_label if we'll need it for EH. Exit
2069 early for IA64_UNWIND_INFO.
2070 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
2071 (eh_data_format_name): Update for indirect references.
2072 (output_function_exception_table): Care for IA64_UNWIND_INFO.
2073 Handle ASM_PREFERRED_EH_DATA_FORMAT.
2074 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
2075 define HAVE_eh_return etc.
2076 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
2077 (final_end_function): Don't call output_function_exception_table.
2078 * toplev.c (compile_file): Call dw2_output_indirect_constants.
2079 (rest_of_compilation): Invoke output_function_exception_table
2080 for ia64 before assemble_end_function.
2081 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
2082 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
2084 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
2085 * unwind.h: Declare them.
2086 * libgcc-std.ver: Export them.
2087 * unwind-pe.h: New file.
2089 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2091 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
2093 (find_fde_for_dso): Extract DT_PLTGOT.
2094 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
2095 the segment and gp as well.
2096 * config/ia64/frame-ia64.c: Remove file.
2097 * config/ia64/frame-ia64.h: Remove file.
2098 * config/ia64/unwind-ia64.c: New file.
2099 * config/ia64/unwind-ia64.h: New file.
2100 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
2101 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
2102 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
2103 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2104 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2105 (IA64_UNWIND_INFO): Re-enable.
2106 (HANDLER_SECTION): Remove.
2107 (EH_RETURN_DATA_REGNO): New.
2108 * config/ia64/ia64.md (exception_receiver): Remove.
2109 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
2110 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
2112 2001-05-11 Richard Henderson <rth@redhat.com>
2114 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2115 calls and jumps to be bundled together.
2116 (ia64_reorg): Emit a break after a noreturn call that ends
2118 * config/ia64/ia64.md (break_f): New.
2120 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2122 * c-lex.c (lex_charconst): Convert into a simple wrapper
2123 around cpp_interpret_charconst, to which most of the code
2125 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
2126 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
2127 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
2128 (lex): Use cpp_interpret_charconst.
2129 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
2130 hex_digit_value): New functions.
2131 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
2132 * cpplib.h (cpp_interpret_charconst): New prototype.
2133 * Makefile.in: Update.
2135 2001-05-12 Dean Wakerley <dean@wakerley.com>
2137 * doc/install.texi: New file. Converted to texinfo from the HTML
2138 documentation in wwwdocs/htdocs/install.
2140 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
2142 * gcse.c (insert_insn_end_bb): Do not search for assignments to
2143 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2145 * toplev.c (compile_file): Move comment for opening output
2146 file to just before the code that opens the output file.
2148 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2150 * regmove.c (regmove_optimize): Suppress the optimization for
2151 unchanging destination register. Add comment above function.
2153 2001-05-11 Zack Weinberg <zackw@stanford.edu>
2155 * Makefile.in: Exterminate all references to assert.h.
2156 * cross-make: Likewise.
2158 * configure.in: Correct commentary.
2159 * configure: Regenerate.
2161 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
2164 * config/t-freebsd, config/t-linux, config/t-linux-aout,
2165 config/t-netbsd, config/t-rtems, config/x-linux,
2166 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
2167 No need to override INSTALL_ASSERT_H.
2169 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
2170 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
2171 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
2173 2001-05-11 Graham Stott <grahams@redhat.com>
2175 * combine.c (simplify_comparison): Fix typo.
2177 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2179 * loop.h (struct movables): Remove `num'.
2180 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
2181 Adjust call to strength_reduce.
2182 (num_unmoved_movables): New function.
2183 (move_movables): Don't set movables->num.
2184 (strength_reduce): Compute the number of instructions in the loop
2185 here, rather than in the caller.
2186 (check_dbra_loop): Always clear reversible_mem_store if there
2187 are any memory sets.
2188 (loop_regs_scan): Don't count instructions here.
2189 (count_insn_in_loop): New function.
2191 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2193 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2195 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2197 * c-common.c (finish_label_expr): New function, lifted from
2198 from cp/semantics.c.
2199 * c-common.h (finish_label_expr, lookup_label): New prototypes.
2200 * c-parse.in: Move 3 blocks of parser code into new functions.
2201 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
2202 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
2203 (lookup_label): Remove.
2205 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
2207 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
2208 FLOAT_BIT_ORDER_MISMATCH.
2210 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2212 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2213 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2215 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2217 * expr.c (emit_group_load): extract_bit_field requires a REG or
2220 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
2222 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2223 a computed jump into an unconditional jump.
2224 In second hunk of code for collapsing computed and conditional jumps
2225 into unconditional jumps, reemit the jump in additional cases.
2227 * jump.c (jump_optimize_1): Do not wrap the new jump target
2228 inside a LABEL_REF; gen_jump will do that automatically.
2230 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
2232 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
2233 contents for a SYMBOL_REF in case of floating point constants.
2235 2001-05-10 DJ Delorie <dj@redhat.com>
2237 * c-common.c (combine_strings): Widen strings in a
2238 host-endian-independent way.
2240 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
2242 * c-parse.in: Remove many shift/reduce conflicts. Update
2244 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
2245 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
2246 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
2247 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
2248 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
2249 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
2250 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
2251 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
2252 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
2253 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
2254 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
2255 typespec_reserved_nonattr, typespec_reserved_attr,
2256 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
2257 structsp_nonattr, components_notype, component_notype_declarator,
2258 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
2259 firstparm, setspecs_fp): New
2260 (typed_declspecs, reserved_declspecs, typed_typespecs,
2261 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
2262 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
2263 declmods_no_prefix_attr, nonempty_type_quals, structsp,
2264 type_quals): Remove. Users updated.
2265 (initdecls, notype_initdecls, after_type_declarator,
2266 parm_declarator, notype_declarator, absdcl1, components, ivars):
2267 Don't allow attributes at the start of a declarator; include them
2268 in the production containing the declarator instead. Always
2269 require type specifiers before trying to redeclare a typedef name.
2270 (typename): Allow for attributes but warn that they are ignored.
2271 (parmlist, firstparm, setspecs_fp): Include attributes in
2272 parmlist; suck them off the parser stack in firstparm using
2275 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
2277 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
2278 to determine if a block has an unconditional jump at its end.
2280 * jump.c (jump_optimize_1): When converting a conditional jump
2281 to an unconditional jump, build the jump using gen_jump instead
2282 of just modify operands in-place.
2284 2001-05-09 Zack Weinberg <zackw@stanford.edu>
2286 * cppinit.c (cpp_post_options): Shut off macro expansion if
2288 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
2289 IN_I directives only if the # is in column 1 and the directive
2290 name begins in column 2.
2291 * cppmain.c (scan_buffer): Insert a space between # and an
2292 identifier, when that identifier is a directive name.
2294 * tradcpp.c (struct file_buf): Add a pointer to the next entry
2295 in the header search path.
2296 (enum node_type): Add T_INCLUDE_NEXT.
2297 (directive_table): Add entry for include_next.
2298 (do_include_next): New function.
2299 (process_include): New routine, broken out of do_include.
2300 (finclude): Insert 'nhd' argument, to be copied into
2301 next_header_dir of the new buffer.
2302 (main): Adjust to match.
2303 * gsyslimits.h, limity.h: Un-indent #include_next.
2305 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
2307 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
2308 inclusion as a chapter of the GCC manual.
2309 * gcc.texi: Include objc.texi.
2310 * fdl.texi: Use @unnumberedsec for the addendum.
2311 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
2313 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2315 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
2317 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
2319 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
2320 handling of two-address insns.
2322 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
2324 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
2325 ../binutils/nm-new instead of ../binutils/nm.
2327 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2329 * i386.md (movdi splitter): Fix the splitting condition
2330 (float_extenddftf splitter): Fix mode.
2332 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2334 * genrecog.c (write_switch): Avoid outputting of switch for
2335 types wider than int.
2337 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
2339 * reload1.c (copy_eh_notes): New function.
2340 (emit_input_reload_insns): Call it.
2341 (emit_output_reload_insns): Call it.
2343 2001-05-07 Zack Weinberg <zackw@stanford.edu>
2345 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
2347 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
2348 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
2350 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
2352 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2354 * pa.md (interspace_jump): Revise comment.
2355 (builtin_longjmp): Block initial setup insns from delay slot of
2357 (builtin_setjmp_receiver): New expander to save and restore PIC
2360 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2362 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2364 * toplev.c (compile_file): Set up the output file before we call
2365 the various initializers for the compiler.
2367 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2368 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2370 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2371 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2373 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2375 * Makefile.in (tradcpp0): Correct typo in dependency list.
2377 2001-05-06 Geoff Keating <geoffk@redhat.com>
2379 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2380 the link register if we're not going to use it.
2382 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2383 (output_function_profiler): Likewise.
2385 2001-05-07 Alan Modra <amodra@one.net.au>
2387 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2389 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2391 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2392 zero-extend it. Make abs_inc unsigned.
2394 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2395 widest mode in narrowing and widening operations.
2397 * config/mips/mips.md: Sign extend CONST_INTs.
2399 2001-05-06 Andreas Jaeger <aj@suse.de>
2401 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2402 (i386 Options): Document -momit-leaf-frame-pointer.
2404 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2406 * c-typeck.c (internal_build_compound_expr): Check for
2407 array to pointer conversion just once.
2409 2001-05-05 Richard Henderson <rth@redhat.com>
2411 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2413 2001-05-05 Richard Henderson <rth@redhat.com>
2415 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2416 to the parent of the fixup region.
2418 2001-05-05 Jakub Jelinek <jakub@redhat.com>
2420 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2422 * cpp.texi (__NO_INLINE): Document it.
2424 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2426 * cppfiles.c (struct include_file): New member err_no.
2427 (find_or_create_entry): Set it.
2428 (open_file): Don't set fds to -2. Instead, use err_no to
2429 remember previous errors, if any.
2431 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2433 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2434 between X and Y by using sequences of xgdx and xgdy.
2436 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2438 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2439 of '!' for the 'D' alternative ('!' is too strong).
2440 ("*logicalsi3_silshl16"): Likewise.
2441 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2442 ("movstrictsi"): Remove spurious '+'.
2443 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2444 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2445 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2448 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2450 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2452 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
2454 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
2457 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2459 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
2462 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2464 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2465 soft register, use ror instead of rol.
2467 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2469 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2470 into account pre/post increment decrement for 68HC12.
2471 Fix other problems in replacement and fix call to reg_mentioned_p.
2473 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2475 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2476 Put the soft registers in bss for 68HC12.
2477 (L_regs_d3_4): New for _.d3 and _.d4.
2478 (L_regs_d5_6): Likewise.
2479 (L_regs_d1_2): Likewise.
2480 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2482 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2484 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2485 to the pre-processor when -fshort-double is specified.
2486 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2488 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2490 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2491 (__mulsi3): Rewrite for 68HC12.
2492 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2493 Mark 'x' constraint with earlyclobber to prevent a
2494 RELOAD_FOR_OTHER_ADDRESS to go in it.
2495 (mulhi3_m68hc12): New pattern.
2496 (mulhi3_m68hc11): Rename of mulhi3.
2497 (mulhi3): New expand for 68HC12 optimisation.
2498 (umulhisi3, mulhisi3): New patterns for 68HC12.
2500 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2502 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2503 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2504 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2506 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2508 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2509 constants cheap after reload.
2510 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2512 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2513 so that gcc prefers a shift by 16.
2514 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2516 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
2518 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
2520 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2522 * alpha.h: NULL_PTR -> NULL.
2529 * i386.md: Likewise.
2532 * m68hc11.h: Likewise.
2533 * rs6000.h: Likewise.
2536 * sparc.h: Likewise.
2540 * final.c: Likewise.
2542 * recog.c: Likewise.
2544 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2546 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
2547 `bool' parameter to `int'.
2549 * hash.c (hash_lookup): Likewise.
2551 * hash.h (hash_lookup): Likewise.
2553 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2555 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2557 * i386.c (x86_initialize_trampoline): Fix mode of constant.
2559 2001-05-03 Geoff Keating <geoffk@redhat.com>
2561 * invoke.texi (i386 Options): Delete references to -malign-jumps,
2562 -malign-loops, -malign-functions.
2563 * i386.c (ix86_align_funcs): Delete.
2564 (ix86_align_loops): Delete.
2565 (ix86_align_jumps): Delete.
2566 (override_options): Mark -malign-* as obsolete. Emulate their
2567 behaviour with the -falign-* options. Default -falign-* from
2568 the processor table.
2569 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2570 patch of Wed May 2 13:09:36 2001.
2571 (LOOP_ALIGN): Delete.
2572 (LOOP_ALIGN_MAX_SKIP): Delete.
2573 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2574 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2576 2001-05-04 Andreas Jaeger <aj@suse.de>
2578 * except.h: Add prototype declaration for
2579 expand_builtin_init_dwarf_reg_sizes.
2581 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2583 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2585 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2587 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2589 ("bitcmpqi2"): New pattern for bit-extract and test.
2590 ("bitcmphi"): New pattern for bitb/bita instructions.
2592 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2594 * gccbug.in: Use a temporary directory when the mktemp command is
2597 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2599 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2601 (INITIALIZE_TRAMPOLINE): Call it.
2602 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2603 (TRAMPOLINE_TEMPLATE): Remove.
2604 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2605 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2608 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2610 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2611 and crtendS.o with PIC.
2613 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2615 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2617 (___subdi3, ___adddi3): Use x instead of y as index register.
2618 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2619 (__memset, __memcpy): Likewise.
2620 (regs): Put the soft registers in bss for 68HC12.
2621 (abort): Use trap to abort for 68hc12.
2622 (__mulhi3, __mulhi32): Use emul for 68hc12.
2623 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2625 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2627 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2628 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2629 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2630 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2631 Set 68HC12 min offset to -65536.
2632 (print_operand): Put parenthesis arround the operand if it refers
2633 to a symbol having the same name as a register.
2634 (m68hc11_z_replacement): When z register is replaced by its
2635 equivalent soft register, force the insn to be re-recognized.
2636 (m68hc11_check_z_replacement): Fix the test when destination is
2637 the index register and z dies in the insn.
2638 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2640 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2642 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2643 costs according to processor variant.
2644 (m68hc11_shift_cost): New function to compute shift costs.
2645 (m68hc11_rtx_costs): Define costs according to processor variant.
2646 (m6811_cost): Costs for 68HC11.
2647 (m6812_cost): Costs for 68HC12.
2648 (COSTS_N_INSNS): Remove.
2650 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2651 (DEFAULT_RTX_COSTS): Remove.
2652 (CONST_COSTS): Define costs according to OUTER_CODE.
2653 (processor_costs): New struct to define costs.
2654 (m68hc11_cost): Pointer to current costs.
2656 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2658 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2659 and use m68hc11_notice_keep_cc when using leax/leay.
2660 (addhi3 split): Reject split if the insn is handled by
2662 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2663 push must be handled in a special way if the source operand uses
2664 sp as index register.
2665 (m68hc11_notice_keep_cc): New function.
2666 (m68hc11_gen_movhi): Use it when an insn changes a register but
2668 (m68hc11_gen_movqi): Fix move for 68HC12.
2669 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2671 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2673 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2674 and don't pass operands[0] to emit_library_call_value.
2676 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2678 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2679 (zero_extendsi split): Simplify and use (zero_extendhi).
2680 (*addhi3): Remove 'w' constraint since stack pointer is handled
2682 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2683 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2684 (*ashrhi3_const): Fix shift by 7.
2685 (*lshrsi3_const16): Fix template.
2686 (call, call_value): Fix constraint and predicate.
2688 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2690 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2691 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2692 (CC_REGNUM): Likewise.
2693 (*unnamed splits): Use above constants instead of hard coded numbers.
2694 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2695 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2696 (*return_16bit, *unnamed peepholes): Likewise.
2698 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2700 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2701 rs6000/rs6000.h twice.
2703 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2705 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2706 (CPP_SPEC): Conditionally define MSDOS and GO32.
2707 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2708 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2710 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2712 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2714 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
2716 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2718 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2719 * integrate.c (expand_inline_function): Use xcalloc to allocate
2721 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2724 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2726 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
2729 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2731 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
2732 linker if -mrelax is given.
2733 (TARGET_SWITCHES): Document -mrelax.
2735 Re-installed 2001-01-09's patch:
2736 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
2737 if it's wider than long and the target's long is wider than the
2740 2001-05-02 David O'Brien <obrien@FreeBSD.org>
2742 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
2743 directly include rs6000/rs6000.h. Instead do it in tm.h.
2745 2001-05-02 Stan Shebs <shebs@apple.com>
2747 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
2748 NSConstantString for NeXT-style runtimes.
2749 (STRING_OBJECT_GLOBAL_NAME): New macro.
2750 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
2751 OCTI_STRING_CLASS_DECL.
2752 (constant_string_global_id): New macro.
2753 (string_class_decl): Ditto.
2754 (setup_string_decl): New function.
2755 (build_objc_string_object): Use it to build a NeXT runtime
2756 compatible string initializer.
2758 2001-05-02 Jakub Jelinek <jakub@redhat.com>
2760 * tradcpp.c (do_define): Make sure we don't walk past limit.
2762 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2764 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
2765 offsets if not REG_OK_STRICT.
2767 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
2768 (INT_REG_OK_FOR_INDEX_P): Likewise.
2769 (INT_REG_OK_FOR_BASE_P): Likewise.
2770 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
2771 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
2772 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
2773 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
2774 REG_OK_FOR_BASE_P. Take an additional parameter.
2775 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
2776 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
2777 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
2778 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
2779 rs6000_legitimate_address() and use it.
2780 * config/rs6000/rs6000.c: Update all callers.
2781 (rs6000_legitimate_address): New function.
2783 2001-05-02 David Edelsohn <edelsohn@gnu.org>
2785 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
2786 special_constant conditional blocks together.
2788 2001-05-02 Dale Johannesen <dalej@apple.com>
2790 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2792 (STRICT_ARGUMENT_NAMING): Define.
2793 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2794 function_arg_partial_nregs, setup_incoming_varargs): Remove
2795 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2798 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2800 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
2802 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2805 * expr.c (store_field): Do nothing except elaborate side-effects if
2808 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2810 * c-lex.c: NULL_PTR -> NULL.
2812 * emit-rtl.c: Likewise.
2814 * genpeep.c: Likewise.
2816 * mips-tdump.c: Likewise.
2817 * reload1.c: Likewise.
2818 * rtlanal.c: Likewise.
2820 * stor-layout.c: Likewise.
2821 * toplev.c: Likewise.
2823 2001-05-01 Per Bothner <per@bothner.com>
2825 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2826 call do_pending_stack_adjust before emiting label.
2828 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2830 * extend.texi: Fix typo.
2832 2001-05-01 Stan Shebs <shebs@apple.com>
2834 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2835 of UOBJC_MODULES_decl.
2836 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2837 (generate_descriptor_table): Ditto.
2838 (generate_protocols): Ditto.
2839 (generate_protocol_list): Ditto.
2840 (generate_classref_translation_entry): Ditto.
2842 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2844 * invoke.texi (Optimize Options): Add documentation for `--param
2845 max-delay-slot-insn-search' and `--param
2846 max-delay-slot-live-search' and reorder --param section.
2847 * params.def: Modify initial comment.
2848 * params.h (param_info): Add `help' member.
2849 * toplev.c (lang_independent_params): Include `help' description.
2850 (display_help): Print --param parameters.
2852 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2854 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
2855 Remove references to deleted files.
2856 (*-*-openbsd): No need to override xmake_file.
2857 (*-*-sysv4): Treat like *-*-sysv.
2859 * configure.in: Probe for ldopen in various places, and set up
2860 collect2 to be linked with them if found.
2861 Don't dink with Windows registry stuff unless $host_os is a
2862 Win32 os name. Check to see if we need -ladvapi32.
2863 * configure: Regenerate.
2865 * Makefile: Get rid of CLIB and HOST_CLIB.
2866 Substitute in COLLECT2_LIBS and link collect2 against its contents.
2867 * build-make: Get rid of HOST_CLIB.
2869 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
2870 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2871 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2872 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
2873 config/rs6000/x-rs6000: Delete.
2875 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2878 24 x-host fragments remain, 0 x-cpu, 3 top level.
2880 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2882 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2883 * configure: Regenerate.
2885 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2887 * Makefile.in (install-headers): Remove redundant dependency.
2889 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2891 * c-tree.texi (USING_STMT): Document.
2893 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2895 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2896 * c-common.c: Likewise.
2897 * c-decl.c: Likewise.
2898 * combine.c: Likewise.
2899 * rs6000.c: Likewise.
2900 * except.c: Likewise.
2901 * explow.c: Likewise.
2903 * fold-const.c: Likewise.
2904 * function.c: Likewise.
2907 * integrate.c: Likewise.
2909 * objc/objc-act.c: Likewise.
2910 * recog.c: Likewise.
2911 * reg-stack.c: Likewise.
2912 * reload.c: Likewise.
2913 * reload1.c: Likewise.
2914 * simplify-rtx.c: Likewise.
2916 * varasm.c: Likewise.
2918 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
2920 * diagnostic.def: New file.
2921 * diagnostic.h (diagnostic_t): New enum.
2922 * Makefile.in (diagnostic.o): Depend on diagnostic.def
2924 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2926 * tsystem.h: Test only POSIX for availability of string.h
2928 * config.gcc (all systems): If USG appeared in xm_defines,
2929 change it to POSIX. If both USG and POSIX appeared, just
2930 delete USG. Remove unnecessary quotes around xm_defines
2932 (m68k-crds-unos*): Don't #define unos - tested nowhere.
2933 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
2934 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
2935 powerpc-*-linux*): No need to set xm_defines - handled by
2936 global settings for *-*-linux*.
2938 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2940 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
2941 Always include gstab.h, not system stab.h. Don't provide
2942 default definitions of N_CATCH or N_OPT. Always use the
2943 gstab.h variant of STAB_CODE_TYPE.
2944 * final.c: Don't include stab.h/gstab.h at all, or provide
2945 defaults for N_SLINE and N_SOL.
2947 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
2948 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
2950 * sdbout.c: Always include gsyms.h instead of system syms.h.
2952 * configure.in: No need to check for stab.h.
2953 * configure, config.in: Regenerate.
2954 * Makefile.in (final.o): Don't depend on gstab.h.
2956 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2957 Richard Henderson <rth@redhat.com>
2959 * extend.texi: Improve documentation of volatile asms.
2961 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2963 * c-tree.texi: Fix thinko.
2964 * gcc.texi: Likewise.
2966 2001-04-30 Richard Henderson <rth@redhat.com>
2968 * c-common.c (c_promoting_integer_type_p): New function, from the
2969 corpse of old macro. Properly promote too-small enumerations and
2970 booleans. Adjust all callers.
2971 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2972 (c_promoting_integer_type_p): Declare.
2973 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2974 * c-typeck.c: Likewise.
2975 (default_conversion): Remove now redundant boolean check.
2977 2001-04-30 Jan Hubicka <jh@suse.cz>
2978 Richard Henderson <rth@redhat.com>
2980 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2982 (combine_stack_adjustments_for_block): Don't combine stack
2983 allocation followed by deallocations. Handle grow-up stacks.
2985 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2987 * fdl.texi: New file.
2988 * c-tree.texi: Use the GFDL.
2989 * gcc.texi: Likewise.
2991 2001-04-30 Stan Shebs <shebs@apple.com>
2993 * invoke.texi: Add a section documenting Objective-C options.
2995 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
2997 * emit-rtl.c (try_split): Copy EH notes to sequence.
2999 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3001 * regmove.c (record_stack_memrefs): Catch all references to the
3004 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
3006 * Makefile.in (stmp-fixinc): quote shell assignment values
3008 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3010 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
3014 * prefix.c: Likewise.
3016 2001-04-28 Stan Shebs <shebs@apple.com>
3018 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
3019 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
3020 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
3021 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
3023 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
3024 (NEXT_OBJC_RUNTIME): Define.
3026 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3028 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
3029 * simplify-rtx.c (simplify_gen_relational): Likewise.
3031 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
3033 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
3034 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
3036 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
3037 registers in SSE case; fix handling of the immediates.
3038 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
3039 operands to be in regsiters before reload.
3040 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
3041 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
3042 (abstf,absxf,negtf,negxf splitters): Compute
3043 properly the regnum for x86_64.
3044 (avsdf2_if_rex64): New.
3046 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
3048 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
3049 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
3050 into the constant pool.
3051 * jump.c (jump_optimize_1): Remove barrier successors after all
3052 the LABEL_NUSES counds have been computed.
3053 (delete_barrier_successors): When deleting a tablejump insn, also
3054 delete the jump table it uses.
3055 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
3058 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
3060 * pa.c (FRP): Remove erroneous white space in macro definition.
3062 2001-04-28 Andreas Jaeger <aj@suse.de>
3064 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
3066 * extend.texi: Likewise.
3067 * tm.texi: Likewise.
3069 2001-04-28 Andreas Jaeger <aj@suse.de>
3071 * md.texi: Use XX-bit instead of XXbit or XX bit where
3074 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
3076 * gcc.c (process_command): Allow -l lib in addition to -llib
3077 for POSIX compliance. This fixes PR c/2347.
3079 * invoke.texi: Update section on Link Options accordingly.
3081 2001-04-27 Zack Weinberg <zackw@stanford.edu>
3083 * function.c (purge_addressof_1): Remove the duplicate
3084 if (code == SET) block. Fold the two if (code == ADDRESSOF)
3087 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
3089 * except.c (expand_eh_region_start): Don't start a new block.
3090 (expand_eh_region_end): Don't end a block.
3091 * stmt.c (expand_end_bindings): Don't end EH blocks.
3092 (expand_decl_cleanup): Starting an EH region won't change the block.
3093 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
3094 (is_eh_region): Lose.
3097 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3099 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
3101 * collect2.c (main): Add `-L' case to remove duplicate entries.
3102 (is_in_args): New function to check for a duplicate argument.
3103 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
3104 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
3105 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3106 Define to be nonzero.
3108 2001-04-27 Andreas Jaeger <aj@suse.de>
3109 Richard Henderson <rth@redhat.com>
3111 * md.texi (Machine Constraints): Document additional i386
3112 constraints and fix description of "A".
3114 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
3116 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
3118 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
3120 * except.c (get_exception_filter): word_mode, not Pmode.
3122 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
3124 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
3125 common to other movsf patterns. Move up so that in future
3126 people who change the other patterns will change it too.
3127 (movsf_lo_sum): Allow even for soft-float; add appropriate
3129 (movsf_high): Likewise.
3130 (movsf_high+1): Allow even for soft-float.
3132 * function.c (expand_function_end): Always clobber the
3133 return registers, even if there is no return label.
3135 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3137 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
3139 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
3141 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
3142 (pushqi2_rex64, pushhi2_rex64): Add.
3144 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
3146 * except.c (expand_eh_region_end_cleanup): Force pending stack
3147 adjust before emitting label that branches around cleanup code.
3149 2001-04-26 H.J. Lu (hjl@gnu.org)
3151 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
3153 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
3155 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
3156 (ASM_OUTPUT_SECTION_NAME): Likewise.
3157 (ASM_WEAKEN_LABEL): Likewise.
3158 (UNIQUE_SECTION): Likewise.
3159 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3160 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3161 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
3162 (ASM_OUTPUT_SECTION_NAME): Likewise.
3163 (ASM_WEAKEN_LABEL): Likewise.
3164 (UNIQUE_SECTION): Likewise.
3165 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3166 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3167 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
3168 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
3169 (ASM_FILE_START): Likewise.
3170 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3171 (ASM_DECLARE_OBJECT_NAME): Likewise.
3172 (ASM_FILE_END): Likewise.
3173 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3174 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3175 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3176 (ASM_OUTPUT_CASE_LABEL): Likewise.
3177 (ASM_OUTPUT_SKIP): Likewise.
3178 (ASM_OUTPUT_ASCII): Likewise.
3179 (ASM_OUTPUT_IDENT): Likewise.
3180 (READONLY_DATA_SECTION): Likewise.
3181 (EXTRA_SECTIONS): Likewise.
3182 (EXTRA_SECTION_FUNCTIONS): Likewise.
3183 (SELECT_RTX_SECTION): Likewise.
3184 (SELECT_SECTION): Likewise.
3186 * config/mips/linux.h (INVOKE__main): Undefine.
3187 (CTOR_LIST_BEGIN): Likewise.
3188 (CTOR_LIST_END): Likewise.
3189 (DTOR_LIST_BEGIN): Likewise.
3190 (DTOR_LIST_END): Likewise.
3191 (SET_ASM_OP): Defined it to ".dummy".
3192 (ASM_OUTPUT_DEF): Defined.
3193 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
3195 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
3197 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
3198 assembler supports .p2align.
3200 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3202 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3204 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3206 * integrate.c (expand_inline_function): Check for error_mark_node
3209 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3211 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
3214 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
3216 * configure.in (configargs.h): Define thread_model.
3217 * configure: Rebuilt.
3218 * gcc.c (main): Print it with -v.
3220 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
3222 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
3223 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
3224 * gcc.1: Regenerate.
3226 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3228 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
3229 is_redundant_typedef): Use static inline instead of inline static.
3231 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
3233 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
3234 this directory is always searched.
3236 2001-04-25 Richard Henderson <rth@redhat.com>
3238 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
3239 of registers to restore along non eh_return path.
3241 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3243 * c-format.c (check_format_info_recurse): Handle
3244 PLUS_EXPR for format string.
3246 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3248 * config/ia64/ia64.h (CC1_SPEC): Define.
3249 * config/ia64/linux.h (CC1_SPEC): Define.
3251 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
3253 * emit-rtl.c (constant_subword): Also do sign extension in
3254 BITS_PER_WORD == 16 case.
3256 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
3258 * loop.c (try_swap_copy_prop): Go back to checking insn.
3260 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3262 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
3263 if check_mode is non-zero.
3265 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3267 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
3268 out and comparison sequence has been detected, put result into
3269 proper temporary pseudo.
3271 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3273 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
3274 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
3275 * libgcc2.c: Remove __dummy and __builtin_saveregs.
3276 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
3277 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
3278 for future reference.
3280 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
3282 * except.c (reachable_handlers): Step out one level from a RESX.
3284 * except.c (struct eh_region): Rename 'last' to 'resume'.
3285 (mark_eh_region, duplicate_eh_region_1): Adjust.
3286 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
3287 (build_post_landing_pads): Likewise.
3288 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
3289 (expand_eh_region_end_must_not_throw): Likewise.
3290 (connect_post_landing_pads): Thread (only) regions with non-deleted
3293 * except.c (expand_eh_region_end_cleanup): Save the EH return data
3294 registers around the cleanup.
3295 (get_exception_filter): New fn.
3296 (finish_eh_generation): Use it.
3298 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
3300 * c-semantics.c (add_scope_stmt): Don't call
3301 current_scope_stmt_stack multiple times.
3303 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3304 Nathan Sidwell <nathan@codesourcery.com>
3306 Lazy __FUNCTION__ generation.
3307 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
3308 RID_C99_FUNCTION_NAME): New _RIDs.
3309 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
3310 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
3311 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
3313 (function_id_node, pretty_function_id_node, func_id_node): Remove.
3314 (c99_function_name_decl_node, function_name_decl_node,
3315 pretty_function_name_decl_node, saved_function_name_decls):
3317 (struct language_function): Remove x_function_name_declared_p.
3318 (make_fname_decl): Remove a parameter.
3319 (declare_function_names): Remove prototype.
3320 (start_fname_decls, finish_fname_decls): Prototype.
3321 (fname_as_string): Likewise.
3322 (fname_string, fname_decl): Likewise.
3323 * c-common.c (make_fname_decl): Adjust.
3324 (struct fname_var_t): New struct.
3325 (fname_vars): New static array.
3326 (declare_function_name): Remove.
3327 (start_fname_decls, finish_fname_decls): New functions.
3328 (fname_as_string): New function from remnants of
3329 declare_function_name.
3330 (fname_string, fname_decl): New functions.
3332 * c-decl.c (c_function_name_declared_p): Remove.
3333 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
3334 don't call declare_function_name. Call start_fname_decls.
3335 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
3336 clobber the line number. Call finish_decl.
3337 (start_function): Call start_fname_decls.
3338 (finish_function): Call finish_fname_decls.
3339 Remove c_function_name_declared_p.
3340 (push_c_function_context): Don't push c_function_name_declared_p.
3341 (pop_c_function_context): Don't pop c_function_name_declared_p.
3342 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
3343 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
3344 (program): Call finish_fname_decls for C.
3345 (primary): Add VAR_FUNC_NAME.
3346 (reswords): Add slots for __FUNCTION__ et al.
3347 (rid_to_yy): Add mappings for __FUNCTION__ et al.
3348 (yylexname): If it's a STRING_FUNC_NAME generate the function name
3349 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
3350 * c-semantics.c (prune_unused_decls): Remove.
3351 (finish_stmt_tree): Don't call prune_unused_decls.
3352 (genrtl_decl_stmt): Don't prune unused decls here.
3354 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
3356 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
3357 constant pool, use the pool's SYMBOL_REF instead.
3359 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
3362 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3364 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3365 passing nested NOP_EXPRs to fold.
3367 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
3369 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3371 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3373 * loop.c (loop_delete_insns): Add prototype.
3375 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3377 * configure.in: Remove ENABLE_STD_NAMESPACE.
3378 * config.in: Regenerated.
3379 * configure: Regenerated.
3381 2001-04-22 Stan Shebs <shebs@apple.com>
3383 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3385 * config/rs6000/xm-darwin.h: Remove file.
3387 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3389 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3390 (write_c_file_stat): Likewise.
3392 * dbxout.c (dbxout_init): Likewise.
3394 * profile.c (output_func_start_profiler): Likewise.
3396 2001-04-22 Philipp Thomas <pthomas@suse.de>
3398 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3399 require it instead of the CVS version.
3400 * cpperror.c (v_message): Put a blank before the macro
3401 body to not confuse exgettext.
3403 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3405 * flow.c (proagate_one_insn): Remove useless assignment.
3406 * jump.c (delete_insn): Tidy.
3407 * loop.c (try_copy_prop): When deleting an instruction with a
3408 REG_RETVAL note, delete the entire libcall sequence.
3409 (loop_delete_insns): New function.
3410 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3411 we're not substituting into them yet.
3413 2001-04-21 Kazu Hirata <kazu@hxi.com>
3415 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3417 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3419 * config/i960/i960.c (signed_arith_operand): Likewise.
3421 * calls.c (expand_call): Fix a comment typo.
3423 2001-04-20 Zack Weinberg <zackw@stanford.edu>
3425 * configure.in: Probe for times, clock, struct tms, and clock_t.
3426 * configure, config.in: Regenerate.
3427 * timevar.c: Replace ifdef forest in get_time with (relatively)
3428 straightforward series of checks based on autoconf's probes.
3430 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
3432 * config/pa/som.h (NM_FLAGS): Define.
3434 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3436 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
3438 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
3439 * ia64.c (nop_cycles_until): New function.
3440 (prev_cycle, prev_first, last_issued): New static variables.
3441 (ia64_sched_reorder): Additional arg for clock.
3442 On final scheduling pass, emit extra NOPs as needed.
3443 Set prev_first and prev_cycle.
3444 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
3445 (ia64_variable_issue): Set last_issued.
3447 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
3449 * config/i386/i386.c (ix86_expand_int_movcc,
3450 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
3452 2001-04-20 Geoff Keating <geoffk@redhat.com>
3454 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
3455 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
3456 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
3457 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
3458 ctrdi_internal6): In the short-branch case, this insn is only 4
3459 bytes long. Reported by Reza Yazdani <reza@apple.com>.
3461 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3463 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
3464 "=u" is used together with "st" resp. "st(1)" clobber.
3466 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3468 * gcse.c (gcse_main): Fix comment typo.
3469 (delete_null_pointer_check): Likewise.
3470 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
3471 * cse.c (cse_insn): Likewise.
3472 * function.c (fixup_var_refs_insns_with_hash): The sequence is
3475 2001-04-19 Zack Weinberg <zackw@stanford.edu>
3477 * toplev.c: Excise all code for the undocumented -dm option.
3478 (float_signal): Call signal just once, unconditionally.
3480 2001-04-19 Geoff Keating <geoffk@redhat.com>
3482 * fold-const.c (fold): Use first_rtl_op rather than
3483 TREE_CODE_LENGTH when looping over parameters of a tree.
3484 Correct strange grouping in test for evaluated SAVE_EXPR.
3486 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
3488 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3489 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3491 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3492 name at 32 total characters.
3493 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3494 functions in named sections -- data items can still go into unique
3495 sections, but they have normal names (ie $LIT$ and $DATA$).
3497 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3500 2001-04-19 DJ Delorie <dj@redhat.com>
3502 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3503 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
3504 * config/i386/cygwin.h: Likewise.
3505 * config/i386/mingw32.h: Likewise.
3506 * config/vax/vms.h: Likewise.
3507 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
3509 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3510 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
3511 * config/i386/xm-cygwin.h: Likewise.
3512 * config/i386/xm-djgpp.h: Likewise.
3513 * config/i386/xm-mingw32.h: Likewise.
3514 * config/vax/xm-vms.h: Likewise.
3516 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
3517 instead of OBJECT_SUFFIX.
3518 * collect2.c (find_a_file): Look for files matching the extension
3519 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
3520 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
3521 TARGET_EXECUTABLE_SUFFIX.
3522 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
3523 (make_relative_prefix): Likewise.
3524 (convert_filename): Use TARGET_ suffixes throughout. Remove
3526 (process_command): Likewise.
3527 (do_spec_1): Likewise.
3528 * java/lang.c (init_parse): Likewise.
3530 * gcc.texi : Document four new options matching the pattern
3531 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
3532 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
3533 documentation for NO_AUTO_EXE_SUFFIX.
3535 2001-04-19 Mark Mitchell <mark@codesourcery.com>
3537 * toplev.h (struct lang_hooks): Allow decode_option to indicate
3538 that language-independent processing should not be done.
3539 * toplev.c (main): Adjust accordingly.
3541 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
3542 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
3544 * mips.md (reload_outputdi): Require that operand0 be a
3547 2001-04-19 Jakub Jelinek <jakub@redhat.com>
3549 * invoke.texi (-Wshadow): Clarify.
3551 2001-04-18 Mark Mitchell <mark@codesourcery.com>
3553 * loop.c (load_mems): Examine all the instructions in the loop
3554 before concluding that all jumps branch to the first instruction
3557 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3559 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3561 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3563 * cpp.texi (-Wwhite-space): Remove.
3564 (-Wall): -Wall does not imply -Wwhite-space.
3566 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3568 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3569 use it instead of blindly generating a .stabs.
3570 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3572 * xcoffout.c: Don't bother defining default for N_CATCH.
3573 (UNKNOWN_STAB): Use internal_error.
3574 (stab_to_sclass): Remove now-unnecessary aborts.
3575 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3577 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3579 * jump.c (mark_all_labels): Canonicalize the tail recursion
3580 label attached to CALL_PLACEHOLDER insns.
3582 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3584 * output.h (dump_flow_info, free_basic_block_vars,
3585 which_alternative): Delete redundant prototypes.
3587 * rtl.h (bss_section): Likewise.
3589 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3591 * dbxout.c (N_OPT): Define if not available from <stab.h>
3593 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3595 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3596 libraries and native K&R compilers.
3598 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3600 * c-typeck.c (convert_arguments): Don't check for width changes
3603 * invoke.texi (-Wtraditional): Update documentation.
3605 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3607 * toplev.c (output_lang_identify): Delete.
3608 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3609 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3610 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3611 after calling ASM_FILE_END.
3613 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3614 Instead, unconditionally emit an N_OPT stab with string equal
3615 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3617 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3619 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3620 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3621 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3622 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3623 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3624 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3625 config/i370/i370.h, config/i386/beos-elf.h,
3626 config/i386/osf1elf.h, config/i386/osfrose.h,
3627 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3628 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3629 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3630 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3631 config/mips/iris6.h, config/mips/osfrose.h,
3632 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3633 config/sparc/sp64-elf.h:
3634 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3635 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3637 * config/elfos.h, config/freebsd.h, config/linux.h,
3638 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3639 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3640 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3641 of ASM_FILE_START which merely emit a .version directive. Delete
3642 definitions of ASM_FILE_END which merely emit an .ident directive.
3644 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3645 ASM_IDENTIFY_GCC and move part of its logic into
3648 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3649 config/sparc/linux-aout.h: Don't emit .version directive in
3652 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3653 (output_file_start): Correct comment.
3655 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3656 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3658 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3659 * config/rs6000/aix.h: Correct comment.
3661 * config/i386/i386afe.h: Delete.
3662 * config.gcc: Remove references to i386afe.h.
3664 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3665 other macros deleted by this patch were undocumented.
3667 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3669 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3671 * pa.c (secondary_reload_class): SAR<->FP copies require a
3674 * install.texi (mips-mips-bsd): Update list of functions
3675 required to include memmove.
3676 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3677 used functions to include memmove.
3679 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3681 * i386.md (sqrtdf2): SFmode should be DFmode.
3683 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3685 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3686 (find_moveable_store): Likewise.
3688 2001-04-15 Jim Wilson <wilson@redhat.com>
3690 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3692 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3694 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3695 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3697 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3699 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3702 2001-04-14 Alan Modra <amodra@one.net.au>
3704 * pa.c (force_mode): New function.
3705 (emit_move_sequence): Use it instead of generating new rtx_REGs.
3707 2001-04-13 Jim Wilson <wilson@redhat.com>
3709 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3710 (first_instruction): New static variable.
3711 (rtx_needs_barrier): Return 1 for alloc.
3712 (init_insn_group_barriers): Set first_instruction.
3713 (rws_sum): Delete duplicate definition.
3714 (group_barrier_needed_p): Return 0 when first_instruction true.
3715 (safe_group_barrier_needed_p): Save and restore first_instruction
3716 around group_barrier_needed_p call.
3718 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
3720 * expr.h (enum libfunc_index): Add LTI_memmove.
3721 (memmove_libfunc): Define macro.
3722 * optabs.c (init_optabs): Initialize memmove_libfunc.
3723 * expr.c (expand_assignment): Use memmove_libfunc instead of
3726 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3728 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3731 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3733 * Makefile.in (reg-stack.o): Depend on reload.h.
3734 (insn-attrtab.o): Depend on flags.h.
3736 * genattrtab (main): Include flags.h in insn-attrtab.c.
3738 * reg-stack.c: Include reload.h.
3740 * sparc.h (flag_pic): Delete redundant declaration.
3742 * output.h (flag_pic): Likewise.
3744 * tree.h (pedantic): Likewise.
3746 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3748 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
3750 * jump.c, regmove.c, toplev.c: Include reload.h.
3752 * reload.h (reload_cse_regs): Declare.
3754 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
3755 reload_cse_regs, init_reload, mark_home_live, reload,
3756 init_caller_save): Delete redundant prototypes.
3758 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3760 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
3762 * regclass.c, ssa.c: Include expr.h.
3764 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
3765 gen_move_insn): Delete redundant declarations.
3767 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3769 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3770 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3771 MAKEINFO and MAKEINFOFLAGS too.
3772 (stage4_build): Correctly order -B flags.
3774 2001-04-13 Alan Modra <amodra@one.net.au>
3776 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
3777 PIC_OFFSET_TABLE_SAVE_RTX.
3778 (zdepi_cint_p): Describe zdepi insn.
3779 Formatting and white space fixes throughout file.
3781 * pa.c (uint32_operand): Don't use long constant >= 2^32.
3782 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
3783 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
3784 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
3785 (output_64bit_and): Use plain `int's for shift counts.
3786 (output_64bit_ior): Likewise.
3787 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
3788 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
3791 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
3792 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
3793 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
3794 NEW_HP_ASSEMBLER into one. Kill warnings.
3796 * pa-gas.h: Delete file.
3797 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
3798 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
3799 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
3800 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
3802 * config/pa/mill32.S: New file.
3803 * config/pa/mill64.S: New file.
3804 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
3805 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
3806 * config/pa/t-linux64: New file.
3807 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
3808 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
3809 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
3811 * elfos.h (SELECT_SECTION): Undef before defining.
3812 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
3813 (LIB_SPEC): Remove -lmilli.
3814 (DBX_REGISTER_NUMBER): Remove.
3815 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
3816 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
3817 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
3818 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
3819 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
3820 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
3821 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
3822 TARGET_GAS): Define.
3823 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
3824 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
3825 regs if we don't have a prototype.
3826 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
3827 * pa.h (TARGET_ELF32): Default to 0 if undefined.
3828 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
3829 EH_RETURN_HANDLER_RTX): Define.
3830 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
3831 (DWARF_FRAME_REGNUM): Define.
3832 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
3833 * pa32-linux.h: New file.
3834 * pa64-linux.h: New file.
3836 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3837 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
3838 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
3839 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
3840 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
3841 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
3842 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3843 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
3844 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
3845 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
3846 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3847 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
3848 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
3849 * pa64-hpux.h: New file.
3850 (ASM_FILE_START): Correct typo.
3851 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
3852 * config.gcc: Modify for above.
3854 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
3856 * jump.c (jump_optimize_1): Don't delete dead stores here.
3857 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
3858 prior to running jump optimize before cse2.
3860 2001-04-12 Richard Henderson <rth@redhat.com>
3862 * Makefile.in (regmove.o): Depend on except.h.
3863 * regmove.c: Include it.
3865 2001-04-12 Stan Shebs <shebs@apple.com>
3867 * objc/objc-act.c: Remove all code ifdefed with the never-used
3868 macro OBJC_INT_SELECTORS.
3869 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
3870 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
3872 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
3874 * config/pa/quadlib.c: Add prototypes.
3876 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3878 * bitmap.h (debug_bitmap): Delete redundant prototype.
3880 * rtl.h (get_frame_size): Likewise.
3882 2001-04-12 Jim Wilson <wilson@redhat.com>
3884 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3885 to just emit an fnorm.
3887 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3889 * c-common.h (truthvalue_conversion, type_for_mode,
3890 type_for_size): Delete redundant declarations.
3892 * c-lex.h (is_class_name): Likewise.
3894 * c-tree.h (pedantic, convert, getdecls, gettags,
3895 global_bindings_p, init_decl_processing, insert_block,
3896 maybe_build_cleanup, poplevel, print_lang_decl,
3897 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3898 set_block, incomplete_type_error, build_function_call,
3899 lvalue_or_else, mark_addressable): Likewise.
3901 * expr.h (expand_tree_builtin): Likewise.
3903 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3905 * invoke.texi: Document --param max-gcse-memory.
3907 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3909 * configure.in (errno): Check for declaration.
3910 * configure, config.in: Regenerated.
3912 * system.h (errno): Only declare if not already done.
3914 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3916 * recog.c (general_operand, immediate_operand,
3917 nonmemory_operand): Require CONST_INTs to be sign-extended
3918 values for their modes.
3920 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3922 * expmed.c (store_bit_field): Truncate CONST_INTs.
3923 (expand_mult_highpart, expand_divmod): Likewise.
3924 * expr.c (convert_modes, store_field): Likewise.
3925 * integrate.c (expand_inline_function): Use promote_mode() to
3926 determine whether to convert_modes() an argument as signed
3928 * optabs.c (expand_binop): Get CONST_INT operands
3929 sign-extended for their appropriate modes.
3930 * stmt.c (emit_case_nodes): Convert node values to the
3932 (expand_end_case): Convert minval and range to the appropriate
3934 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
3935 the iteration variable.
3936 * varasm.c (immed_double_const): Don't require words to be
3937 narrower than host wide ints to properly sign-extend
3940 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3942 * sh.md (builtin_setjmp_receiver): New expander.
3944 2001-04-12 David Edelsohn <dje@watson.ibm.com>
3946 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
3947 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
3948 for generating CONST_INT and CONST_DOUBLE.
3950 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3952 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3953 already sign-extended.
3954 (rs6000_emit_prologue): Make register iterator signed.
3955 (rs6000_emit_epilogue): Likewise.
3956 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
3958 (movsf split, movdf split): Sign-extend CONST_INTs.
3959 (movdi splits): Likewise.
3961 2001-04-12 Kelley Cook <kelley.cook@home.com>
3963 * config-lang.in (lang_dirs): Add in zlib.
3965 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
3967 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
3968 operands that make it to RTL.
3970 2001-04-11 Stan Shebs <shebs@apple.com>
3972 Add Darwin (Mac OS X kernel) native support.
3973 * config.gcc (powerpc-*-darwin*): Add native bits.
3974 * config/darwin.c: New file, generic Darwin support functions.
3975 * config/darwin.h: New file, generic Darwin definitions.
3976 * config/darwin-protos.h: New file, generic Darwin prototypes.
3977 * rs6000/darwin.h: New file, Darwin for PowerPC.
3978 * rs6000/t-darwin: New file, Darwin makefile fragment.
3979 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
3980 (TARGET_MACHO): Ditto.
3981 (rs6000_abi): Add ABI_DARWIN.
3982 (RS6000_REG_SAVE): Add ABI_DARWIN case.
3983 (RS6000_SAVE_AREA): Ditto.
3984 (FP_ARG_MAX_REG): Ditto.
3985 (RETURN_ADDRESS_OFFSET): Ditto.
3986 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
3988 (rs6000_emit_move): Add ABI_DARWIN cases.
3989 (print_operand): Ditto.
3990 (first_reg_to_save): Ditto.
3991 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
3992 (debug_stack_info): Ditto.
3993 (rs6000_emit_prologue): Ditto.
3994 (rs6000_emit_epilogue): Ditto.
3995 (output_profiler_hook): Ditto.
3996 (output_function_profiler): Ditto.
3997 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
3998 (output_mi_thunk): Add TARGET_MACHO case.
3999 (add_compiler_stub): Ditto.
4000 (output_compiler_stub): Ditto.
4001 (no_previous_def): Ditto.
4002 (output_call): Ditto.
4003 (machopic_output_stub): Ditto.
4004 (rs6000_machopic_legitimize_pic_address): Ditto.
4005 (toc_section): Ditto.
4006 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
4007 (macho_high): Ditto.
4010 (load_macho_picbase): Ditto.
4011 (call): Add TARGET_MACHO case to modify function.
4012 (call_value): Ditto.
4013 (call_nonlocal_sysv): Add ABI_DARWIN case.
4014 (call_value_nonlocal_sysv): Ditto.
4015 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
4017 (machopic_output_stub): Ditto.
4018 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
4020 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4022 * dwarf2out.c (modified_type_die): Don't create new types here.
4023 * tree.h (get_qualified_type): New function.
4024 (build_qualified_type): Adjust comment.
4025 * tree.c (get_qualified_type): New function.
4026 (build_qualified_type): Use it.
4028 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4030 * cpp.texi (-Wtraditional): Update description.
4032 * invoke.texi (-Wtraditional): Likewise.
4034 2001-04-11 Jim Wilson <wilson@redhat.com>
4036 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
4037 requires more than 64 bits of alignment.
4039 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
4041 * cpplib.c (do_line): Sanity check iff enable checking.
4043 2001-04-11 Richard Henderson <rth@redhat.com>
4045 * Makefile.in (insn-recog.o): Depend on toplev.h.
4046 (insn-emit.o, doloop.o): Likewise.
4047 * genrecog.c, genemit.c: Include toplev.h in generated file.
4048 * doloop.c: Include toplev.h.
4050 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4052 * Makefile.in (gcse.o): Depend on params.h.
4053 * gcse.c: Include params.h.
4054 (gcse_main): Don't do GCSE if doing so will take inordinate
4056 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
4057 * params.h (MAX_GCSE_MEMORY): New macro.
4059 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4061 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
4063 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
4065 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4067 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
4069 * real.h (ereal_atof, real_value_truncate, target_isnan,
4070 target_isinf, target_negative, assemble_real, debug_real): Delete
4071 redundant prototypes.
4073 * Makefile.in (ifcvt.o): Depend on toplev.h.
4075 * c-semantics.c: Include expr.h.
4077 * ifcvt.c: Include toplev.h.
4079 * expr.h (rtx_equal_p): Delete prototype.
4081 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
4082 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
4083 eliminate_constant_term, expand_complex_abs, find_single_use,
4084 make_tree, init_expr_once, init_optabs, supports_one_only):
4087 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
4088 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
4089 expand_assignment, store_expr, emit_line_note_after,
4090 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
4092 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
4094 * sparc-protos.h: Delete redundant prototypes.
4096 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4098 * reload.c (push_reload): Add condition missed in SUBREG byte
4101 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4103 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
4105 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
4107 * i386.md (floatsisf_sse): Fix output template
4108 * i386.c (ix86_expand_fp_movcc)
4110 * reg-stack.c (emit_pop_insn): Handle complex modes.
4111 (move_for_stack_reg): Emit proper move mode.
4112 (subst_stack_regs_pat): Handle complex modes.
4114 2001-04-11 Jakub Jelinek <jakub@redhat.com>
4116 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
4118 2001-04-10 Richard Henderson <rth@redhat.com>
4120 * libgcc2.h (__terminate_func_ptr): Remove typedef.
4121 (__pure_virtual, __terminate, __terminate_set_func,
4122 __default_terminate, __throw_type_match, __empty,
4123 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
4124 __eh_rtime_match, __unwinding_cleanup, __rethrow,
4125 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
4126 Remove prototypes of deleted functions.
4128 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4130 * c-typeck.c (convert_arguments): -Wtraditional now activates
4131 -Wconversion warnings, except for changes in signed-ness.
4132 Detect complex<->int & int<->complex conversions as well.
4134 * invoke.texi (-Wtraditional): Document it.
4136 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4138 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
4139 * flow.c (set_block_for_new_insns): Remove needless cast and
4140 properly check for unset block number.
4142 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
4144 * function.c (purge_single_hard_subreg_set): Only check REGNO if
4145 the subreg was a hard register. Pseudos are left as subregs.
4147 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4149 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
4150 (LIB2ADD_ST): New macro, pass it to mklibgcc.
4151 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
4152 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
4153 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
4155 2001-04-09 Bo Thorsen <bo@suse.co.uk>
4157 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
4159 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4161 * output.h (set_block_num): Missed it earlier, remove deprecated
4164 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4166 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
4167 (load_killed_in_block_p): Change bb parameter from int to basic_block.
4168 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
4169 (handle_rd_kill_set): Change bb parameter from int to basic_block.
4170 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
4171 (expr_killed_p): Change bb parameter from int to basic_block, pass
4172 basic_blocks instead of ints as parameters.
4173 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
4174 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
4175 from int to basic_block, pass basic_blocks instead of ints as parms.
4176 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
4177 parameter from int to basic_block, pass basic_blocks instead of ints.
4178 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
4179 (insert_insn_end_bb): Change bb parameter from int to basic_block,
4180 pass basic_blocks instead of ints.
4181 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
4182 basic_blocks instead of ints as parameters.
4183 (pre_delete): Pass basic_blocks instead of ints as parameters.
4184 (hoist_expr_reaches_here_p): Change bb parameter from int to
4185 basic_block, pass basic_blocks instead of ints.
4186 (hoist_code): Pass basic_blocks instead of ints as parameters.
4187 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
4188 Change bb parameter from int to basic_block.
4189 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
4190 (insert_insn_start_bb): Change bb parameter from int to basic_block,
4191 pass basic_blocks instead of ints.
4192 (insert_store): Pass basic_blocks instead of ints as parameters.
4193 (replace_store_insn, delete_store): Change bb parameter from int to
4194 basic_block, pass basic_blocks instead of ints.
4195 (store_motion): Pass basic_blocks instead of ints as parameters.
4197 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4199 * basic-block.h (set_new_block_for_insns): New Prototype.
4200 (set_block_num): Delete prototype.
4201 * flow.c (set_block_num): Remove obsolete function.
4202 (set_block_for_new_insns): Set BB for single or multiple insns.
4203 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
4204 (process_insn_end_bb): Use set_block_for_new_insns or
4205 set_block_for_insn instead of set_block_num.
4206 (pre_insert_copy_insn): Use set_block_for_new_insns.
4207 (update_ld_motion_stores): Use set_block_for_new_insns.
4208 (insert_insn_start_bb): Use set_block_for_new_insns.
4209 (replace_store_insn): Use set_block_for_new_insns.
4211 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4212 Jeff Law <law@redhat.com>
4214 * alias.c (get_addr): Externalize.
4215 (canon_true_dependence): New function. Behaves like true_dependance
4216 except it already assumes a MEM has been canonicalized.
4217 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
4218 * gcse.c (struct ls_expr): Add load/store expressions structure.
4219 (modify_mem_list, canon_modify_mem_list): New variable.
4220 (gcse_main): Initialize & finalize alias analysis. Use enhanced
4221 load motion and store motion if requested.
4222 (alloc_gcse_mem): Allocate space for modify_mem_list array.
4223 (free_gcse_mem): Free the modify_mem_list array.
4224 (oprs_unchanged_p): Use load_killed_in_block_p.
4225 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
4226 (mems_conflict_for_gcse_p): New function. Don't kill loads
4227 with stores to themselves if its in the load/store expression list.
4228 (load_killed_in_block_p): New function.
4229 (canon_list_insert): New Function.
4230 (record_last_mem_set_info): Keep a list of all instructions which
4231 can modify memory for each basic block.
4232 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
4233 (oprs_not_set_p): Use load_killed_in_block_p.
4234 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
4235 (expr_killed_p): Use load_killed_in_block_p.
4236 (compute_transp): Do not pessimize memory references.
4237 (pre_edge_insert): Update stores for a load motion expression.
4238 (one_pre_gcse_pass): Check loads/stores for extra load motion.
4239 (ldst_entry): Find or create a ldst_expr structure.
4240 (free_ldst_entry): Free memory for an individual item.
4241 (free_ldst_mems): Free entire load/store expression list.
4242 (print_ldst_list): Print debug info.
4243 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
4244 (enumerate_ldsts): Assign integer values to each entry in list.
4245 (first_ls_expr): First expression in the list.
4246 (next_ls_expr): Next expression in the list.
4247 (simple_mem): Check if expression qualifies for ld/st expression list.
4248 (invalidate_any_buried_refs): Remove from expression list if its
4249 used in some other way we dont understand.
4250 (compute_ld_motion_mems): Find all potential enhanced load motion
4252 (trim_ld_motion_mems): Remove any expressions which are invalid.
4253 (update_ld_motion_stores): Copy store values to registers for loads
4254 which have been moved.
4255 (regvec, st_antloc, num_store): New global statics.
4256 (reg_set_info): Marks registers as set.
4257 (store_ops_ok): Verfies registers expressions are valid in a block.
4258 (find_moveable_store): Look for moveable stores in a pattern.
4259 (compute_store_table): Find stores in a function worth moving, maybe.
4260 (load_kills_store): Check dependance of a load and store.
4261 (find_loads): Find any loads in a pattern.
4262 (store_killed_in_insn): Check if a store is killed in an insn.
4263 (store_killed_after): Check is store killed after an insn in a block.
4264 (store_killed_before): Check is store killed before an insn in a block.
4265 (build_store_vectors): Generate the antic and avail vectors.
4266 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
4267 (insert_store): Add a store to an edge.
4268 (replace_store_insn): Replace a store with a SET insn.
4269 (delete_store): Delete a store insn.
4270 (free_store_memory): Free memory.
4271 (store_motion): Perform store motion.
4272 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
4273 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
4274 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
4275 (f_options): Add gcse-lm and gcse-sm.
4277 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4279 * i386.c (expand_fp_movcc): Fix condition reversal code.
4281 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
4282 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
4283 (CLASS_MAX_NREGS): Use it.
4285 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
4286 handle properly complex values.
4287 (CLASS_MAX_NREGS): Likewise; update comment.
4289 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4291 * ia64.c (ia64_flag_schedule_insns2): New variable.
4292 (ia64_override_options): Initialize it. Clear
4293 flag_schedule_insns_after_reload.
4294 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
4296 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4298 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
4299 Do not require source to match destination anymore;
4300 Add abort to the nontrivial cases that should be handled by split.
4301 (fix_trunc?fdi): Add SSE case for x86_64.
4302 (floatdi?f): Likewise.
4303 (floatdi?f_sse): New.
4304 (fix_trunc?fdi_sse): New.
4306 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
4308 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
4309 (DEBUG_ARANGES_END_LABEL): Ditto.
4310 (dwarfout_init): Generate length and version fields at the start
4311 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
4312 after the length field.
4313 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
4314 the .debug_aranges info.
4316 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4318 * i386.c (call, call_value): Make sure that resulting call_insn
4319 does have proper second operand.
4321 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
4323 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
4324 function. Remove include of sys/cygwin.h.
4326 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
4328 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
4329 (CPP_SPEC): Always search */include/w32api for header files.
4330 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
4331 (LINK_SPEC): Add "cyg" to the library search prefixes.
4333 2001-04-08 Philip Blundell <philb@gnu.org>
4335 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
4337 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
4339 * cpperror.c (print_location): Don't special case <stdin>.
4340 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
4341 WARNING, but we don't check if we're in system headers.
4342 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
4343 * cpplib.c (do_warning): Warn in system headers.
4345 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
4347 * mbchar.c: Include config.h first.
4349 2001-04-07 Zack Weinberg <zackw@stanford.edu>
4351 * config.gcc: Set default for xmake_file at top, not bottom.
4352 Change places that set xmake_file to "none" to set to the
4353 empty string instead, or remove them entirely if there is no
4354 default xmake_file for this cpu_type. Remove references to
4357 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
4358 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
4359 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
4360 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
4361 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
4362 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
4363 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
4364 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
4365 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
4366 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
4369 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
4370 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4371 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4372 config/mips/x-sysv, config/rs6000/x-aix31:
4373 Just set CLIB to -lld or -lmld, as appropriate.
4375 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4376 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4377 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4378 config/mips/x-iris, config/pa/x-pa:
4379 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4380 OTHER_FIXINCLUDES_DIRS.
4382 * config/i386/x-djgpp: Don't set LN or LN_S.
4383 * config/m88k/x-dolph: Don't define __m88k__.
4384 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4385 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4386 * config/i860/fx2800.h: No need to #undef SVR4.
4388 38 x-host fragments remain, 2 x-cpu.
4390 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4392 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4394 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4396 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4398 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4400 * configure.in: Add check for lstat.
4401 * configure, config.in: Regenerate.
4402 * cppinit.c (append_include_chain): Make empty path ".".
4403 * cpplib.c (do_line): Don't simplify #line paths.
4404 * cppfiles.c (remove_component_p): New function.
4405 (find_or_create_entry): Acknowledge stat () errors during
4406 path simplification.
4407 (handle_missing_header): Don't simplify paths.
4408 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4409 the empty path untouched. Don't leave a trailing '/'.
4411 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4413 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4414 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4416 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4418 * cppfiles.c (open_file): Fail directories silently, but
4419 with an errno of NOENT set.
4420 (read_include_file): Move the common exit code to the sole
4421 caller. Return an int indicating success or failure. Let
4422 open_file handle directories.
4423 (stack_include_file): If read_include_file fails,
4424 push a "null" buffer.
4426 2001-04-05 DJ Delorie <dj@redhat.com>
4428 * function.h (virtuals_instantiated): Declare.
4429 * function.c: (virtuals_instantiated): Make global.
4430 * calls.c (emit_library_call_value_1): Use
4431 virtual_outgoing_args_rtx only if it hasn't been instantiated.
4432 Otherwise, use the stack pointer directly.
4434 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4436 * i386.c (x86_initialize_trampoline): New global function.
4437 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
4438 (INITIALIZE_TRAMPOLINE): Move offline.
4439 * i386-protos.h (x86_initialize_trampoline): Declare.
4441 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4443 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
4444 (lea_0): Rename to lea_1.
4445 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
4446 (lea_general_?): Allow SImodes on TARGET_64BIT
4447 (lea_general_?_zext): New patterns.
4448 (call_1, call_1_rex64): Fix.
4450 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4452 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
4454 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4456 * i386.c (function_arg): Return constm1_rtx for last argument.
4457 (ix86_expand_prologue): Update gen_call calls.
4458 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4459 * i386.md (call_pop): Likewise.
4460 (call): Second operand is VOIDmode.
4461 (call_0): Likewise; Support 64bits.
4462 (call_exp): New expander.
4463 (call_1): Get to the sync.
4464 (call_1_exp): New pattern.
4465 (call_value): Support 64bit.
4466 (call_value_exp): New pattern.
4467 (untyped_call): Update gen_call call.
4468 (call_value_pop): Disable for 64bit.
4469 (call_value_0_rex64): New pattern.
4470 (call_value_1_rex64): Likewise.
4472 2001-04-05 Bo Thorsen <bo@suse.de>
4474 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
4476 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
4478 * i386.md (*andsi_1+3): If used after reload, make sure the operand
4479 satisfies ANY_QI_REG_P.
4481 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4483 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
4486 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
4489 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4491 * config.gcc: Remove default for xm_file. Clean up local
4492 machine type handling. Remove settings of xm_file to
4493 something that doesn't exist. In the big switch, set xm_file,
4494 don't append to it (the value before the big switch is always
4495 null). Don't force build_xm_file or host_xm_file to have a value.
4496 * configure.in: Remove default for xm_file. Do not special
4497 case $cpu/xm-$cpu.h not existing.
4498 * configure: Regenerate.
4500 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4502 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4503 when folding integer division and modulo operations.
4505 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
4507 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
4508 instead of DWARF2_ADDR_SIZE for EH addresses.
4509 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
4512 2001-04-04 Richard Henderson <rth@redhat.com>
4514 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
4515 * config/ia64/t-glibc (LIB2ADDEH): Disable.
4516 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
4518 2001-04-04 Richard Henderson <rth@redhat.com>
4520 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
4521 * configure: Rebuilt.
4523 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4525 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
4526 push insns to delete to it instead of deleting them.
4527 (delete_null_pointer_checks): Delete insns from delete_list after
4528 all delete_null_pointer_checks_1 passes are done.
4530 2001-04-04 Richard Henderson <rth@redhat.com>
4532 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
4533 * configure: Rebuilt.
4535 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4537 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
4538 * config/romp/xm-romp.h: Delete.
4540 2001-04-04 Bernd Schmidt <bernds@redhat.com>
4542 * sched-deps.c (sched_analyze_insn): Partially revert March 27
4545 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4547 * emit-rtl.c (mark_label_nuses) Increment the label uses for
4548 all labels present in rtx.
4549 (try_split) Call new function for all split insns.
4551 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4553 * recog.c (validate_replace_rtx_1): Instead of aborting just make
4554 sure the change won't be validated.
4556 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
4558 * rtl.h (set_noop_p): Declare.
4559 * flow.c (set_noop_p): Move from here ...
4560 * rtlanal.c (set_noop_p): ... to here and enhance.
4561 * cse.c (delete_trivially_dead_insns): Use it.
4562 * gcse.c (hash_scan_set): Likewise.
4563 * jump.c (delete_noop_moves): Likewise.
4564 * recog.c (split_all_insns): Likewise.
4566 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4568 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4569 stack pointer via a LO_SUM. Ditto for setting a temp register
4570 used to save to the stack. Set cfa_temp when setting fp, and
4571 allow matches to cfa_temp in addition to cfa_store when saving
4572 regs. Handle POST_INC and LO_SUM register stores. Document the
4573 changes and errors in rule 12 doco.
4575 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4576 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4577 (load_reg): Move closer to epilogue code.
4578 (DO_FRAME_NOTES): Define to control the following..
4579 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4580 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4582 (hppa_expand_epilogue): Likewise.
4584 2001-04-03 Richard Henderson <rth@redhat.com>
4586 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4587 * configure: Rebuild.
4589 2001-04-03 Richard Henderson <rth@redhat.com>
4591 * rtl.h (LCT_THROW): New.
4592 * calls.c (emit_library_call_value_1): Handle it.
4593 * except.c (connect_post_landing_pads): Use it.
4595 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4597 * gansidecl.h: Delete file.
4598 * configure.in: Change all refs to gansidecl.h to use
4599 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4601 * configure: Regenerate.
4603 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4604 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4605 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4606 Don't include gansidecl.h.
4607 * intl.c, main.c, version.c, fixinc/fixlib.h,
4608 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4611 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4613 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4616 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4618 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4619 config/i386/xm-next.h, config/i386/xm-sco.h,
4620 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4621 config/m88k/xm-m88k.h: Delete.
4623 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4624 * config/romp/xm-romp.h: Don't define bcopy.
4625 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4626 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4628 * config.gcc: Remove references to deleted files.
4630 14 xm-host.h remain, 1 xm-cpu.h.
4632 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4633 David S. Miller <davem@pierdol.cobaltmicro.com>
4634 Andrew MacLeod <amacleod@redhat.com>
4636 Use byte offsets in SUBREGs instead of words.
4638 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4639 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4640 to pass new argument.
4641 (add_stored_regs): Use subreg_regno_offset function.
4642 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4644 (precompute_arguments): Use gen_lowpart_SUBREG.
4645 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4646 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4647 (simplify_set): Rework to use SUBREG_BYTE.
4648 (expand_field_assignment): Use SUBREG_BYTE.
4649 (make_extraction): Use SUBREG_BYTE.
4650 (if_then_else_cond): Use SUBREG_BYTE.
4651 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4652 (gen_lowpart_for_combine): Compute full byte offset.
4653 * cse.c (mention_regs): Use SUBREG_BYTE.
4654 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4655 (canon_hash): Use SUBREG_BYTE.
4656 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4657 (gen_lowpart_if_possible): Formatting.
4658 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4660 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4661 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4662 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4663 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4664 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4665 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4666 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4667 certain invariants about SUBREGs the compiler creates.
4668 (gen_lowpart_SUBREG): New function.
4669 (subreg_hard_regno): New function to get the final register number.
4670 (gen_lowpart_common): Use SUBREG_BYTE.
4671 (gen_imagpart): Spacing nits.
4672 (subreg_realpart_p): Use SUBREG_BYTE.
4673 (gen_highpart): Use SUBREG_BYTE.
4674 (subreg_lowpart_p): Always compute endian corrected goal offset,
4675 even at the byte level, then compare against that.
4676 (constant_subword): New function, pulled out all constant cases
4677 from operand_subword and changed second argument name to offset.
4678 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4679 and call constant_subword to do the work. Return const0_rtx if
4680 looking for a word outside of OP.
4681 (operand_subword_force): Change second arg name to offset.
4682 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4683 (store_split_bit_field): Use SUBREG_BYTE.
4684 (extract_bit_field): Use SUBREG_BYTE.
4685 (extract_split_bit_field): Use SUBREG_BYTE.
4686 (expand_shift): Use SUBREG_BYTE.
4687 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4688 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4689 * flow.c (set_noop_p): Use SUBREG_BYTE.
4690 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4691 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4692 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4694 (optimize_bit_field): Use SUBREG_BYTE.
4695 (purge_addressof_1): Use SUBREG_BYTE.
4696 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4697 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4698 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4699 * gengenrtl.c (special_rtx): Add SUBREG.
4700 * global.c (mark_reg_store): Use SUBREG_BYTE.
4701 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4702 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4703 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4704 final byte offset is congruent to subreg's mode size.
4705 (subst_constants): Use SUBREG_BYTE.
4706 (mark_stores): Use subreg_regno_offset function.
4707 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
4708 function and SUBREG_BYTE.
4709 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
4710 (reg_is_born): Use subreg_hard_regno.
4711 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
4712 endian correction code. Don't combine subregs unless resulting
4713 offset aligns with type. Fix subreg constant extraction for DImode.
4714 Simplify SUBREG of VOIDmode CONST_DOUBLE.
4715 (general_operand): Remove dead mode_altering_drug code.
4716 (indirect_operand): Use SUBREG_BYTE.
4717 (constrain_operands): Use subreg_regno_offset function.
4718 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
4719 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
4720 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
4721 * regs.h (REG_SIZE): Allow target to override.
4722 (REGMODE_NATURAL_SIZE): New macro which target can override.
4723 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
4724 on the entire subreg rtx.
4725 (push_reload): Use SUBREG_BYTE in comments and code.
4726 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
4727 for hard registers inside subregs.
4728 (operands_match_p): Use subreg_regno_offset.
4729 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
4730 containing hard regs.
4731 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
4732 corrections when fixing up MEM subregs.
4733 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
4734 subreg_regno_offset where appropriate.
4735 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
4736 byte endian corrections when fixing up MEM subregs.
4737 (subst_reloads): When combining two subregs, make sure final
4738 offset is congruent to subreg's mode size.
4739 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
4740 (refers_to_regno_for_reload_p): Use subreg_regno.
4741 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
4742 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
4743 correction code for memory subreg fixups.
4744 (forget_old_reload_1): Use subreg_regno_offset.
4745 (choose_reload_regs): Use subreg_regno.
4746 (emit_input_reload_insns): Use SUBREG_BYTE.
4747 (reload_combine_note_store): Use subreg_regno_offset.
4748 (move2add_note_store): Use subreg_regno_offset.
4749 * resource.c (update_live_status, mark_referenced_resources): Use
4750 subreg_regno function.
4751 (mark_set_resources): Use subreg_regno function.
4752 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
4753 (subreg_regno_offset, subreg_regno): Define prototypes.
4754 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
4755 (gen_lowpart_SUBREG): Add prototype.
4756 * rtl.texi (subreg): Update to reflect new byte offset representation.
4757 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
4758 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
4759 (reg_overlap_mentioned_p): Use subreg_regno.
4760 (replace_regs); Make sure final offset of combined subreg is
4761 congruent to size of subreg's mode.
4762 (subreg_regno_offset): New function.
4763 (subreg_regno): New function.
4764 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
4765 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
4766 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
4767 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
4768 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
4769 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
4770 (a29k_get_reloaded_address): Use SUBREG_BYTE.
4771 (print_operand): Use SUBREG_BYTE.
4772 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
4773 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
4774 (arm_reload_out_hi): Use SUBREG_BYTE.
4775 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
4776 instead of SUBREG_WORD.
4777 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
4778 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
4779 SUBREG creation to use byte offset.
4780 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
4781 inverted load insns): Fix explicit rtl subregs to use byte
4783 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
4784 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
4785 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
4786 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
4787 to use byte offsets.
4788 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
4789 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
4790 offsets, also make sure it is congruent to SUBREG's mode size.
4791 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
4792 unnamed ldob insn): Generate SUBREGs with byte offset.
4793 (zero_extendqihi2): SUBREG's are byte offsets.
4794 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
4795 (m68hc11_gen_highpart): Use SUBREG_BYTE.
4796 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
4797 zero-extendqisi2): Generate SUBREGs with byte offset.
4798 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
4799 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
4800 subregs in rtl to use byte offsets.
4801 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
4802 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
4803 (mips_move_2words): Use subreg_regno_offset.
4804 (mips_secondary_reload_class): Use subreg_regno_offset.
4805 * config/mips/mips.md (DImode plus, minus, move, and logical op
4806 splits): Fixup explicit subregs in rtl to use byte offsets.
4807 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
4808 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
4809 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
4810 rtl to use byte offsets.
4811 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
4812 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
4813 subregs to use byte offsets.
4814 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
4815 Fixup explicit subregs in rtl to use byte offsets.
4816 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
4817 and remove byte endian correction code.
4818 * config/sh/sh.c (output_movedouble): Use subreg_regno.
4819 (gen_ashift_hi): Use SUBREG_BYTE.
4820 (regs_used): Use subreg_regno_offset.
4821 (machine_dependent_reorg): Use subreg_regno_offset.
4822 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
4823 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
4824 (movdf_i4): Subregs are byte offsets now.
4825 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
4826 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
4827 (REGMODE_NATURAL_SIZE): Override.
4828 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
4829 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
4831 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
4832 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
4833 extendqidi2): Generate SUBREGs with byte offsets, also make sure
4834 it is congruent to SUBREG's mode size.
4835 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
4837 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
4838 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
4839 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
4840 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
4841 * config/v850/v850.c (print_operand, output_move_double): Use
4842 subreg_regno function.
4844 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4846 * configure.in (target_subdir): Use target_alias, not target.
4847 * configure: Rebuilt.
4849 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4851 * config/sh/crti.asm: Fix typos in comments.
4853 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4855 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
4856 TARGET_FAST_INDIRECT_CALLS.
4857 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
4859 (return_addr_rtx): Short circuit export stub matching when
4860 TARGET_NO_SPACE_REGS.
4861 (output_millicode_call): For out of range calls, make -fPIC
4862 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
4863 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
4864 * pa.md: Modify length attr calculation of all millicode insns to
4867 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
4869 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
4870 Require at least 2.11 in the version test. Specifically check
4871 for and reject GAS version 2.10.90.
4872 * configure: regenerate.
4874 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4876 * pa.c (override_options): Remove PIC profiling warning.
4877 (hp_profile_labelno): Delete.
4878 (hp_profile_label_rtx): Delete.
4879 (hp_profile_label_name): Delete.
4880 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4881 (output_function_prologue): Remove profiling code and all tests on
4882 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4883 merge_sp_adjust_with_store can work for PIC and profiling.
4884 (hppa_expand_epilogue): Remove profile_flag test.
4885 (hppa_can_use_return_insn_p): Likewise.
4886 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4887 cater for PROFILE_HOOK.
4888 (hppa_profile_hook): New function.
4889 * pa.h (FUNCTION_PROFILER): Now does nothing.
4890 (PROFILE_HOOK): Define.
4891 (hppa_profile_hook): Declare.
4892 (PROFILE_BEFORE_PROLOGUE): Delete.
4893 (ASM_OUTPUT_REG_PUSH): Delete.
4894 (ASM_OUTPUT_REG_POP): Delete.
4895 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4896 r24. Accept function name operand, and use this and a locally
4897 generated label to calculate pc-rel offset to func start.
4899 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4901 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4902 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
4905 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4907 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4908 LO_SUM cases to where they belong.
4910 2001-04-02 Richard Henderson <rth@redhat.com>
4912 * except.h (lang_eh_type_covers): Mark extern.
4913 (lang_eh_runtime_type): Likewise.
4915 2001-04-02 Zack Weinberg <zackw@stanford.edu>
4917 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
4918 gengenrtl.c: Wrap generated header in multiple-include guard.
4919 Improve error checking.
4921 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4923 * configure.in: Don't check for putenv.
4924 * configure: Regenerate.
4925 * gcc.c (putenv): Don't define.
4926 * vax/xm-vms.h: Handle putenv.
4928 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4930 * ifcvt.c (noce_emit_move_insn): New.
4931 (noce_try_store_flag, noce_try_store_flag_constants,
4932 noce_try_store_flag_inc, noce_try_store_flag_mask,
4933 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
4934 noce_try_abs): Use it.
4935 (noce_process_if_block): Likewise.
4936 For STRICT_LOW_PART, take mode from its SUBREG.
4938 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4940 * fold-const.c (fold): Before optimizing unsigned comparison with
4941 0x7fffffffU, make sure arg0 is integral type.
4943 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4945 * c-tree.texi: Document representation of wide strings.
4947 2001-04-01 Richard Henderson <rth@redhat.com>
4949 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
4951 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
4953 * i386.md: remove obsoleted comments.
4954 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
4955 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
4956 fix output template.
4958 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4960 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
4962 2001-03-30 Bernd Schmidt <bernds@redhat.com>
4964 * loop.c (load_mems): When generating a load from a pseudo, update
4967 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4969 * i386.c (ix86_split_long_move): Use change address to compensate
4970 stack pointer change in push instruction.
4972 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4974 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
4975 instead of rtx_equal_p; fix the output template.
4977 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4979 * i386.c (ix86_expand_setcc): Support 64bit.
4980 (ix86_expand_int_movcc): Likewise.
4981 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
4984 * i386.md (allocate_stack_worker): Turn to expander.
4985 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
4987 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
4989 2001-03-29 Richard Henderson <rth@redhat.com>
4991 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
4993 2001-03-28 Matthew Hiller <hiller@redhat.com>
4995 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
4998 * MAINTAINERS: Added self.
5000 2001-03-28 Richard Henderson <rth@redhat.com>
5002 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
5003 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
5005 2001-03-28 Jim Wilson <wilson@redhat.com>
5007 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
5010 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5012 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
5014 * tradcif.y (yyerror): Likewise. Add format specifier in call to
5017 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
5019 2001-03-28 DJ Delorie <dj@redhat.com>
5021 * Makefile.in (stage1_build): Revert CFLAGS patch.
5023 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
5025 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
5026 when multiplier or multiplicand is zero.
5028 2001-03-28 Bernd Schmidt <bernds@redhat.com>
5030 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
5032 * config/ia64/ia64.c (update_set_flags): New function, broken out of
5034 (set_src_needs_barrier): Likewise.
5035 (rtx_needs_barrier): For SET case, use these two functions. Rework
5036 PARALLEL case to handle all inputs before all outputs.
5037 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
5038 saw a label and no stop bit since then.
5039 (maybe_rotate, process_epilogue): Add prototypes.
5041 2001-03-28 Richard Henderson <rth@redhat.com>
5043 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
5044 not TARGET_TOC for special toc restore handling.
5045 * config/rs6000/rs6000.md (eh_return): Likewise.
5047 2001-03-28 Richard Henderson <rth@redhat.com>
5049 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
5050 current_function_calls_eh_return.
5051 (output_function_epilogue): Handle eh_return.
5052 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
5053 (EH_RETURN_DATA_REGNO): New.
5054 (EH_RETURN_STACKADJ_RTX): New.
5055 (EH_RETURN_HANDLER_RTX): New.
5056 * config/sparc/sparc.md (call/short branch peepholes): Check
5057 can_throw_internal instead of in_same_eh_region.
5059 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
5060 for eh_return data registers.
5061 (rs6000_emit_prologue): Save eh_return data registers.
5062 (rs6000_emit_epilogue): Force inline restores if eh_return.
5063 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
5064 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
5065 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
5066 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
5067 the target uses one.
5068 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
5069 (return_eh_si, return_eh_di): Remove.
5070 (eh_return): New, from corpse of eh_epilogue.
5071 (eh_set_lr_si, eh_set_lr_di): New.
5073 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
5074 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
5075 True for pic register if current_function_calls_eh_return.
5076 (ix86_expand_epilogue): Change "emit_return" argument into "style".
5077 Handle eh_return requirements.
5078 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
5079 (EH_RETURN_STACKADJ_RTX): New.
5080 * config/i386/i386.md (exception_receiver): Remove.
5081 (eh_return, eh_return_1): New.
5082 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5084 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
5085 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
5086 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
5087 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
5088 (EH_RETURN_DATA_REGNO): New.
5089 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
5090 * config/alpha/alpha.md (eh_epilogue): Remove.
5091 (exception_receiver): Use $26 for ldgp input.
5092 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5094 2001-03-28 Richard Henderson <rth@redhat.com>
5096 * except.c: Rewrite entirely for IA-64 ABI exception handling.
5097 * except.h: Likewise.
5099 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
5100 (LIB2ADDEHDEP): New.
5101 (LIB2FUNCS_EH): Remove.
5102 (LIB2ADD): Remove LIB2ADDEH.
5103 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
5104 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
5105 (crt{begin,end}[S].o): Likewise.
5106 (except.o): Update includes.
5107 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
5108 (libgcc2_c_dep): Use LIB2ADDEHDEP.
5110 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
5111 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
5112 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
5113 * builtins.c (expand_builtin): Implement it.
5114 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
5115 * c-common.c (c_common_nodes_and_builtins): Declare it.
5116 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
5117 * calls.c (libfunc_nothrow): Remove.
5118 (emit_library_call_value_1): Don't call it.
5119 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
5120 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
5121 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
5122 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
5123 (current_funcdef_number): Globalize.
5124 (output_call_frame_info): Emit frame data if an lsda is needed.
5125 Generate augmentation for personality routine. Don't play with
5127 (dwarf2out_begin_prologue): Record funcdef_number.
5128 * dwarf2out.h (current_funcdef_number): Declare.
5129 * expr.c (expand_expr): Update for except.h name changes.
5130 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
5131 * expr.h (LTI_throw, LTI_rethrow): Remove.
5132 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
5133 (LTI_eh_rtime_match): Remove.
5134 (LTI_unwind_resume, LTI_eh_personality): Add.
5135 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
5136 * final.c (final): Don't call check_exception_handler_labels,
5137 init_insn_eh_region, or free_insn_eh_region.
5138 (final_scan_insn): Always emit debug labels for
5139 NOTE_INSN_EH_REGION notes.
5140 * flags.h (flag_new_exceptions): Remove.
5141 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
5142 (record_active_eh_regions): Remove.
5143 (count_basic_blocks): Check all instructions for REG_EH_REGION.
5144 Use can_throw_internal.
5145 (find_basic_blocks_1): Likewise.
5146 (move_stray_eh_region_notes): Remove.
5147 (find_label_refs): No eh_return_stub_label.
5148 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
5149 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
5151 (delete_unreachable_blocks): Don't track deleted handlers.
5152 (flow_delete_block): Use maybe_remove_eh_handler.
5153 (delete_eh_regions): Remove.
5154 (merge_blocks): Don't check for eh region match.
5155 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
5156 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
5157 (init_propagate_block_info): Disable dead frame store optimization
5158 when current_function_calls_eh_return.
5159 (dump_bb): Don't print eh_beg, eh_end.
5160 * function.c (fixup_var_refs): No catch_clauses.
5161 (expand_function_end): Likewise. Call expand_eh_return before
5162 the return register use. Call sjlj_emit_function_exit_after.
5163 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
5164 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
5165 * ifcvt.c (dead_or_predicable): Remove eh region check.
5166 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
5167 Don't check for EH vs parameters.
5168 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
5169 (expand_inline_function): Call duplicate_eh_regions.
5170 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
5171 (copy_insn_notes): Remap REG_EH_REGION notes.
5172 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
5173 * integrate.h (struct inline_remap): Add local_return_label.
5174 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
5175 check_exception_handler_labels, nor exception_optimize.
5176 (find_cross_jump): No EH region check.
5177 * optabs.c (init_optabs): Update for changed eh libfuncs.
5178 * rtl.def (RESX): New.
5179 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
5180 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
5181 checks. Update for except.h name changes.
5182 (expand_cleanups): Likewise.
5183 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
5184 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
5185 (compile_file): Call init_eh before init_optabs. Don't
5186 output_exception_table here.
5187 (rest_of_compilation): Call convert_from_eh_region_ranges,
5188 convert_to_eh_region_ranges, output_function_exception_table.
5189 Don't emit_eh_context.
5190 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
5191 (EXC_PTR_EXPR): New.
5193 * md.texi (eh_epilogue): Remove.
5194 (eh_return): Document.
5195 * tm.texi (EH_RETURN_DATA_REGNO): Document.
5196 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
5198 * eh-common.h: Remove file.
5199 * frame-dwarf2.c, frame.c, frame.h: Remove files.
5200 * libgcc2.c (L_eh): Remove.
5202 * unwind-dw2-fde.c: New file, largely copied from frame.c.
5203 * unwind-dw2-fde.h: New file.
5204 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
5205 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
5206 * libgcc-std.ver: Update for eh symbols.
5208 2001-03-27 Richard Henderson <rth@redhat.com>
5210 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
5211 reduce false positives.
5212 (regmove_optimize): Disable if flag_non_call_exceptions.
5214 * stmt.c (expand_return): Remove always true predicate.
5215 (expand_decl_cleanup_no_eh): Remove dead code.
5217 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
5218 barrier code. Add a scheduling barrier if a non-call insn
5219 can throw internally.
5221 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
5222 Auto-inc addresses trap only if their base register does.
5224 * except.c (can_throw_internal): Rename from can_throw.
5225 * except.h, resource.c: Update references.
5227 * integrate.c (copy_insn_list): Use returnjump_p.
5228 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
5230 * function.h (struct function): Move all boolean valued fields
5231 to single bit fields at the end of the struct.
5233 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
5235 Rename asynchronous_exceptions to flag_non_call_exceptions.
5237 * gthr-single.h (UNUSED): New. Distinguish between how C
5238 and C++ mark unused function arguments. Use throughout.
5240 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
5241 value to target configuration header.
5242 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
5243 * config.in, configure: Rebuild.
5244 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
5245 configuration and target defines.
5246 (exceptions_via_longjmp): Remove.
5247 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
5248 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
5250 * except.h (flag_non_call_exceptions): Move ...
5251 * flags.h: ... here.
5253 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
5254 exceptions, put the note on the trapping instruction.
5256 * flags.h (flag_new_exceptions): Remove.
5257 * toplev.c: Don't set it.
5258 * final.c: Don't check it.
5259 * except.c: Provide stub definition.
5261 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
5262 (calculate_global_regs_live): Kill call-clobbered registers
5263 across exception edges.
5264 * reg-stack.c (convert_regs_1): Kill the entire target stack
5265 across non-call exception edges.
5267 * flow.c (cleanup_cfg): Take no argument.
5268 * output.h, sibcall.c, toplev.c: Update all calls.
5270 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5272 * configure.in: Don't check for bcopy.
5273 * configure, config.in: Regenerate.
5275 * system.h: Don't define or prototype bcopy, instead poison it.
5277 2001-03-27 Richard Henderson <rth@redhat.com>
5279 * function.c (expand_function_start): Set DECL_REGISTER on
5280 a pseudo used for DECL_RESULT.
5282 * rtl.h (LCT_NORETURN): New.
5283 * calls.c (emit_library_call_value_1): Handle it.
5285 2001-03-27 Stan Shebs <shebs@apple.com>
5287 * objc/objc-act.c (objc_init): Use dump_base_name.
5288 (gen_declaration): Clear the buffer arg.
5289 (gen_declaration_1): New function, body of gen_declaration.
5290 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
5291 (gen_method_decl): Ditto, plus always clear buffer arg.
5292 (error_with_ivar): Simplify.
5293 (warn_with_method): Ditto.
5294 (build_message_expr): Don't clear buffers.
5295 (dump_interface): Ditto.
5296 (objc_debug): Ditto.
5297 (build_keyword_selector): Clear the buffer by only zeroing
5299 (objc_implementation_context): Declare.
5300 (start_class): Warn about missing @end.
5301 (finish_objc): Ditto.
5303 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5305 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
5307 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5309 * Makefile.in (SYSTEM_H): Define.
5310 Depend on $(SYSTEM_H), not system.h.
5312 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
5314 2001-03-27 Jim Wilson <wilson@redhat.com>
5316 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
5318 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
5319 (process_epilogue): New static function.
5320 (process_set): Call process_epilogue instead of emitting .restore
5322 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
5324 * flow.c (struct reg_cond_life_info): New fields orig_condition
5326 (init_propagate_block_info): Set new fields.
5327 (mark_regno_cond_dead): Set and use new fields.
5328 (flush_reg_cond_reg_1): Likewise.
5329 (and_reg_cond, case AND): Check for redundant AND conditions.
5330 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
5333 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5335 * cppmacro.c (stringify_arg): Null terminate strings.
5337 2001-03-27 Zack Weinberg <zackw@stanford.edu>
5339 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
5340 inclusion style. xm-m68hc11.h no longer exists.
5341 * config/m68hc11/xm-m68hc11.h: Delete file.
5342 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
5344 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
5345 Don't define GCC_VERSION, N_, or PARAMS; don't include
5346 gansidecl.h or stdio.h. Define inhibit_libc here.
5347 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5348 Delete code conditioned on #if GCC_VERSION == 2095.
5350 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
5351 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5352 Delete code conditioned on #if GCC_VERSION == 2095.
5354 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5356 * system.h: Include symcat.h.
5357 (STRINGIFY): Don't define.
5359 * configure.in: Adjust comment.
5361 * builtins.c: Use STRINGX, not STRINGIFY.
5362 * gencheck.c: Likewise.
5363 * gengenrtl.c: Likewise.
5364 * protoize.c: Likewise.
5366 * cpplex.c: Don't include symcat.h.
5367 * cpplib.c: Likewise.
5369 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5371 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5373 * c-typeck.c (digest_init): Fold init expression.
5375 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5377 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5379 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5381 * except.c (eh_regs): Save results of build_pointer_type to a temp
5382 as FUNCTION_VALUE macro may evaluate its args multiple times.
5384 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5386 * c-common.h (DECL_NUM_STMTS): New macro.
5387 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5389 (pushdecl): Likewise.
5390 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5391 * integrate.c (expand_inline_function): Don't check
5393 * print-tree.c (print_node): Don't print it.
5394 * toplev.c (rest_of_compilation): Don't try to inline when
5395 flag_no_inline is on.
5396 * tree.h (DECL_FRAME_SIZE): Remove.
5397 (tree_decl): Adjust accordingly.
5399 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5401 * combine.c (try_combine): Use memcpy, not bcopy.
5403 * genattrtab.c (expand_units): Likewise.
5405 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5407 * i386.md (push mem DI peep2): New.
5408 (mov 0, mov -1 peep2): Handle 64bit.
5409 (lea to arithmetics peep2): Handle 64bit leas.
5410 (rsp arithmetics to push/pop peep2s): New.
5412 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5414 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5416 * i386.c (struct machine_function): Add save_varrargs_registers.
5417 (ix86_save_varrargs_registers): New macro.
5418 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
5419 (ix86_expand_prologue): Likewise.
5420 (ix86_emit_epilogue_esp_adjustement): Likewise.
5421 (ix86_expand_epilogue): Likewise.
5422 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
5423 (pro_epilogue_adjust_stack_1): New insn.
5424 (pro_epilogue_adjust_stack_rex64): Likewise.
5425 * i386.h (MASK_NO_RED_ZONE): New constant.
5426 (TARGET_RED_ZONE): New macro.
5427 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
5428 (RED_ZONE_SIZE): New constant.
5429 (RED_ZONE_RESERVE): New constant.
5431 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5433 * toplev.c (set_float_handler): Use memcpy, not bcopy.
5435 2001-03-25 Kazu Hirata <kazu@hxi.com>
5437 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5440 (umodhi3): Likewise.
5443 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5445 * mkconfig.sh (DEFINES): Handle entries with '='.
5447 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
5448 Set xm_defines to MACRO=value instead.
5450 * i370/xm-mvs.h: Delete.
5452 * ns32k/xm-pc532-min.h: Likewise.
5454 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5456 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
5458 use ix86_expand_binary_operator
5459 (?sh??i_?): Disable for 64bit.
5460 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
5461 * i386.c (shiftdi_operand): New predicate.
5463 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
5464 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
5465 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
5466 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
5467 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
5468 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
5469 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
5470 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
5471 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
5472 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
5473 (rotldi3, rotrdi3): New expanders.
5475 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5477 * i386.md (movstrsi): Move offline.
5479 (strmovdi_rex64): New.
5480 (strmov?i): Accept 64bit.
5481 (strmov?i_rex64): New.
5482 (strmov?i_rex_1): New.
5483 (strmov?i_1): Disable for 64bit.
5484 (rep_mov?i_rex64): New.
5485 (rep_mov?i): Disable for 64bit.
5486 (clrstrsi): Move offline.
5487 (strset?i_rex64): New.
5488 (strset?i: Accept 64bit.
5489 (rep_stos?i): Disable for 64bit.
5490 (rep_stos?i_rex64): New.
5491 (strset?i_rex_1): New.
5492 (strset?i_1): Disable for 64bit.
5493 (cmpstrsi): Accept 64bit.
5494 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
5495 (cmpstrqi_nz_rex_1): New.
5496 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
5497 (strlensi): Move offline.
5499 (strlenqi_1): Disable for 64bit; fix constraints.
5500 (strlenqi_rex_1): New.
5501 * i386.c (ix86_adjust_counter): New static function.
5502 (ix86_zero_extend_to_Pmode): Likewise.
5503 (ix86_expand_aligntest): Likweise.
5504 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
5505 (ix86_expand_movstr): New global function.
5506 (ix86_expand_clrstr): New global function.
5507 (ix86_expand_strlen): New global function.
5508 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
5509 ix86_expand_strlen): Declare.
5510 (ix86_expand_strlensi_unroll_1): Delete.
5512 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
5514 * i386.md (cmpdi): Fix operand predicates.
5515 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
5516 cmpdi_1_insn_rex64): New patterns.
5517 (adddi3): Turn to expander.
5518 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
5519 (addsi3_carry_zext): New pattern.
5520 (adddi_?_rex64): New patterns and splitters.
5521 (addsi_?_zext): New patterns.
5522 (subsi3_carry_zext): New pattern.
5523 (subdi_?_rex64): New patterns and splitters.
5524 (iorsi_?_zext): New patterns.
5525 (iordi_?_rex64): New patterns and splitters.
5526 (iorsi_?_zext): New patterns.
5527 (iorsi_?_zext_imm): New patterns.
5528 (xorsi_?_zext): New patterns.
5529 (xordi_?_rex64): New patterns and splitters.
5530 (xorsi_?_zext): New patterns.
5531 (negdi*): New patterns.
5532 (one_cmpldi*): Likewise.
5533 (one_cmplsi*_zext, negsi*_zext): Likewise.
5534 (testqi_ext_3_rex64): New pattern.
5536 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
5538 * i386-protos.h (ix86_split_long_move): Return void.
5539 * i386.c (ix86_split_to_parts): Handle 64bit target.
5540 (ix86_split_long_move): Likewise.
5541 * i386.md (all calls to ix86_split_long_move): Update.
5543 2001-03-23 Richard Henderson <rth@redhat.com>
5545 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
5546 to avoid shadowing arguments.
5548 2001-03-23 Jakub Jelinek <jakub@redhat.com>
5550 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
5551 to variable names where DECL_NAME is different from
5552 DECL_ASSEMBLER_NAME.
5554 2001-03-23 Jim Wilson <wilson@redhat.com>
5556 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
5557 (assemble_alias): Call make_decl_rtl.
5559 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
5561 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
5563 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5565 * extend.texi: Document the "java_interface" attribute.
5567 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5569 * mkconfig.sh: Use a subshell with redirected stdout,
5570 instead of closing stdout and confusing commands that run
5571 afterward. Throw away output of cmp.
5573 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5575 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5577 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5579 * i386.md (zero_extendsidi2_32): Break out from ...
5580 (zero_extendsidi2): ... here ; turn to expander.
5581 (zero_extendsidi2_rex64): New.
5582 (extendsidi2_32): Break out from ...
5583 (extendsidi2): ... here ; turn to expander.
5584 (extendsidi2_rex64): New.
5585 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5586 (trunc?f?f splitters): Add 64bit versions.
5588 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5590 * i386.md (pushsi, pushsi2_prologue): Disable.
5591 (pushsi2_rex64): New.
5592 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5593 (movqi_ext_1): Disable for 64bit.
5594 (movqi_ext_1_rex64): New.
5595 (pushdi2_rex64): New pattern, peep2s and splitter.
5596 (pushdi2_prologue_rex64): New pattern.
5597 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5599 (movdi splitters): Disable for 64bit.
5600 (movdi_1_rex64): New pattern, peep2s and splitters.
5601 (swapdi): New pattern.
5602 (pushsf): Disable for 64bit.
5603 (pushsf_rex64): New pattern and splitter.
5604 (pushdf_nointeger): Disable for 64bit.
5605 (pushdf_integer): Handle the 64bit case.
5606 (pushtf): Likewise; update splitters.
5608 2001-03-22 Richard Henderson <rth@redhat.com>
5610 * mkconfig.sh: Include insn-flags.h.
5611 * Makefile.in (CONFIG_H): Include insn-flags.h.
5612 (lots of objects): Remove insn-codes.h and insn-flags.h.
5614 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5615 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5616 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5617 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5618 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5619 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5620 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5621 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5622 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5623 v850/v850.c, vax/vax.c:
5624 Don't include insn-flags.h.
5626 * diagnostic.c, expr.h, reload.c, toplev.c:
5627 Don't include insn-codes.h.
5629 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5630 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5631 c4x/c4x.c, i960/i960.c, mips/mips.c:
5632 Don't include insn-codes.h or insn-flags.h.
5634 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5635 or insn-flags.h in the generated code.
5636 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5637 (main): Forward declare struct rtx_def.
5639 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5641 * invoke.texi (-ffast-math): Remove duplicate line about
5644 * gcc.texi: Remove more obsolete documentation of bugs and
5645 installation problems.
5647 2001-03-21 Kazu Hirata <kazu@hxi.com>
5649 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5652 2001-03-20 Jason Merrill <jason@redhat.com>
5654 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5656 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5657 * varasm.c (CHKR_PREFIX): Likewise.
5659 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5661 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5662 is part of a multi-SET insn.
5664 * cse.c (find_comparison_args): Remove previous change.
5665 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5668 * config/i386/i386.md (conditional_trap): Remove warning.
5670 * recog.c (push_operand): Fix error in last change that caused
5671 undefined symbol on many targets.
5673 * sdbout.c: #include ggc.h.
5674 (sdbout_init): Move to end of file.
5675 Call ggc_add_tree_root for anonymous_types.
5676 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5677 (sdbout_one_type): Use DECL_NAME for field name.
5678 * Makefile.in (sdbout.o): Show includes ggc.h.
5680 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5682 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5683 (override_options): Use properlimits for preferred_stack_boundary.
5684 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5686 (ext_register_operand): Accept DImode.
5687 (load_pic_register): Abort on 64bit.
5688 (gen_push): Use Pmode instead of SImode.
5689 (ix86_save_reg): Pic reg is never used on 64bit.
5690 (ix86_expand_prologue): Likewise.
5691 (ix86_emit_save_regs): Use Pmode instead of SImode.
5692 (legitimate_address_p): Check displacement for 64bit.
5693 (print_operand): Avoid outputting of (%rip) on 64bit.
5694 (print_operand_address): Output (%rip) where possible.
5695 (split_di): Abort on 64bit registers.
5696 (ix86_expand_branch): DImode comparison is simple for x86_64.
5697 (memory_address_length): Recognize memory addresses formed using
5699 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5701 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5703 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5705 * recog.c (push_operand): Recognize new format of push instructions.
5707 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
5709 * i386.md (pushqi1): New.
5710 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
5711 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5712 x86_64_immediate_operand, x86_64_immediate_operand,
5713 x86_64_zext_immediate_operand): Declare.
5714 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
5715 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5716 x86_64_immediate_operand, x86_64_immediate_operand,
5717 x86_64_zext_immediate_operand): define.
5718 * i386.h (PREDICATE_CODES): Add new predicates.
5720 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
5722 * i386.md (pophi1, popqi1, pushqi1): Remove.
5724 * expr.c (emit_single_push_insn): New function.
5725 (move_by_pieces): Accept NULL as destination for push instructions.
5726 (gen_push_operand): Kill.
5727 (emit_push_insn): Pass NULL when pushing; avoid updating of
5728 stack_pointer_delta.
5729 * expr.h (gen_push_operand): Kill.
5731 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5733 * rtl.texi (COMPARE): Clarify documentation and reference section
5736 2001-03-20 Stan Shebs <shebs@apple.com>
5738 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
5739 (get_object_reference): Ditto.
5740 (error_with_ivar): Use error_with_file_and_line.
5741 (warn_with_method): Use warning_with_file_and_line.
5743 2001-03-20 Tom Tromey <tromey@redhat.com>
5745 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5747 2001-03-20 Mark Mitchell <mark@codesourcery.com>
5749 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
5750 variables that are TREE_PUBLIC, even if not TREE_STATIC.
5752 2001-03-20 DJ Delorie <dj@redhat.com>
5754 * Makefile.in (install-libgcc): Pass complete list of variables.
5755 (install-multilib): Ditto.
5757 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5759 * config/i386/cygwin.h: Declare ctor_section, dtor_section
5760 drectve_section, switch_to_section.
5762 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
5763 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
5764 i386_pe_mark_dllimport.
5766 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5768 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
5769 functions i386_pe_*.
5771 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
5772 i386_pe_* functions with char * arguments.
5774 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
5776 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
5778 (movsi_ie): Introduce fpul store.
5780 2001-03-20 Alan Modra <alan@linuxcare.com.au>
5782 * Makefile.in (OBJS): Remove hashtab.o.
5784 2001-03-19 Stan Shebs <shebs@apple.com>
5786 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
5787 * c-lang.c (maybe_objc_method_name): Ditto.
5788 * c-tree.h (maybe_objc_method_name): Remove decl.
5790 2001-03-19 Tom Tromey <tromey@redhat.com>
5792 * gcc.c (init_gcc_specs): Fix comment.
5794 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5796 Compute DECL_ASSEMBLER_NAME lazily.
5797 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
5798 (DECL_ASSEMBLER_NAME_SET_P): New macro.
5799 (SET_DECL_ASSEMBLER_NAME): Likewise.
5800 (COPY_DECL_ASSEMBLER_NAME): Likewise.
5801 (set_decl_assembler_name): Declare.
5802 (lang_set_decl_assembler_name): Likewise.
5803 * tree.c (lang_set_decl_assembler_name): New variab.e
5804 (set_decl_assembler_name): New function.
5805 (init_obstacks): Set lang_set_decl_assembler_name.
5806 (build_decl): Don't set DECL_ASSEMBLER_NAME.
5807 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
5808 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
5809 where it's not necessary.
5810 (builtin_function): Likewise.
5811 (finish_decl): Likewise.
5812 * dbxout.c (dbxout_type_methods): Likewise.
5813 * ggc-common.c (ggc_mark_trees): Likewise.
5814 * profile.c (output_func_start_profiler): Likewise.
5815 * varasm.c (make_decl_rtl): Likewise.
5817 * cse.c (find_comparison_args): Update documentation. Fix
5818 mishandling of COMPARE operations.
5820 * tree.def (ABS_EXPR): Add documentation.
5821 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5823 2001-03-19 Zack Weinberg <zackw@stanford.edu>
5825 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
5827 2001-03-19 Jakub Jelinek <jakub@redhat.com>
5829 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5830 Remove ia32 linux PIC kludge and move it...
5831 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5833 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
5835 * i386.md (absdf2 expander): Fix 64bit case.
5837 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
5839 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5841 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5843 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5845 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5847 * README.X11: Remove obsolete file.
5849 2001-03-18 Anthony Green <green@redhat.com>
5851 * config/pj/pj.h: Remove some trailing commas.
5852 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5854 2001-03-18 Richard Henderson <rth@redhat.com>
5856 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
5857 * calls.c: ... here.
5858 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
5859 defaults for them here.
5861 2001-03-17 Anthony Green <green@redhat.com>
5863 * config/pj/lib1funcs.S: Fix broken comment.
5864 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5867 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5869 * gcc.texi: Remove obsolete information relating to build and
5870 installation problems with enquire or the Pyramid C compiler.
5872 2001-03-17 Richard Henderson <rth@redhat.com>
5874 * dwarf2out.c (queue_reg_save): New.
5875 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
5876 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5878 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5879 (cfa, cfa_store, cfa_temp): Make static.
5880 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5882 2001-03-17 Richard Henderson <rth@redhat.com>
5884 * integrate.h (struct inline_remap): Add local_return_label.
5885 * integrate.c (expand_inline_function): Initialize it and emit
5886 it after copy_insn_notes.
5887 (copy_insn_list): Don't store local_return_label here.
5888 (copy_insn_notes): New function split out from copy_insn_list.
5890 2001-03-17 Richard Henderson <rth@redhat.com>
5892 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5893 is generating .debug_line.
5894 (dwarf2out_init): Add main_input_filename to the file table first.
5895 * configure.in (as_dwarf2_debug_line): Test with file number 1
5896 instead of file number 0.
5898 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5900 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5901 (gen_rtx_combine): Deleted; all references changed as appropriate.
5902 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
5904 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
5906 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5908 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5911 2001-03-16 Jim Wilson <wilson@redhat.com>
5913 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5914 then set it to LOC_REG (79) instead of aborting.
5916 2001-03-16 Phil Edwards <pme@sources.redhat.com>
5918 * gccbug.in: Remove high priority.
5920 2001-03-16 Richard Henerson <rth@redhat.com>
5922 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
5923 output with a space instead of deleting it.
5924 * configure: Regenerate.
5926 2001-03-16 Zack Weinberg <zackw@stanford.edu>
5928 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
5929 handles the gory details of converting an object file into
5930 something that's safe to grep.
5931 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
5932 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
5933 newlines at either end of the string we're looking for.
5934 Make 'checking ...' message less stilted.
5935 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
5936 ARM in-memory layout and its hypothetical converse. Don't
5937 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
5938 HOST_WORDS_BIG_ENDIAN.
5940 * configure.in: Adjust for renamed macro. Move
5941 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
5942 * configure, config.in: Regenerate.
5944 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5946 * fixinc/Makefile.in: Set SHELL.
5948 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5950 * fixinc/fixincl.c (fix_with_system): Quote file names before
5951 passing them to shell.
5953 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5955 * Makefile.in: Use fix-header$(build_exeext) instead
5958 2001-03-16 Richard Henderson <rth@redhat.com>
5960 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
5961 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
5962 (size_of_line_prolog): Remove.
5963 (output_line_info): Compute prologue size via label difference.
5964 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
5966 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
5967 assembler error when redefining file numbers.
5968 * config.in, configure: Rebuild.
5970 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
5971 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
5972 (dw2_asm_output_delta_uleb128): Likewise.
5973 (dw2_asm_output_delta_sleb128): Similarly.
5974 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
5976 2001-03-16 Michael Meissner <meissner@redhat.com>
5978 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
5980 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
5982 (BITMASK_LOWER16): Replacement for 0x0000ffff.
5984 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
5985 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
5986 being unsigned in ISO C and signed in traditional.
5987 (expand_prologue): Ditto.
5988 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
5990 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
5992 (divsi3,divdi3): Ditto.
5993 (modsi3,moddi3): Ditto.
5994 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
5995 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
5996 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
5999 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
6001 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
6002 SSE based conditional moves on LTGT/UNEQ conditions;
6003 Canonicalize EQ to NE.
6004 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
6005 (sse_mov?fcc_ne): New.
6007 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
6009 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6011 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
6012 register may be dead.
6014 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
6016 * Makefile.in (hash.o): Depend on CONFIG_H.
6018 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6020 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
6022 2001-03-15 Richard Henderson <rth@redhat.com>
6024 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
6025 (ASM_OUTPUT_DWARF_PCREL): New.
6026 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
6028 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6030 * cppfiles.c (stack_include_file): Use MAX of sysp.
6032 2001-03-15 Steve Ellcey <sje@cup.hp.com>
6034 * config.gcc (ia64*-*-hpux*): New case.
6035 * config/ia64/hpux.h: New file for HP-UX support.
6036 * config/ia64/t-hpux: New file for HP-UX support.
6038 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
6040 * fixinc/inclhack.def (irix_stdio_va_list): New.
6041 * fixinc/fixincl.x: Rebuilt.
6043 2001-03-15 Richard Henderson <rth@redhat.com>
6045 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
6046 if provided by the target.
6047 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
6048 (dw2_asm_output_addr): New.
6049 * dwarf2asm.h (dw2_asm_output_addr): Declare.
6050 * dwarf2out.c (output_cfi): Use it for program addresses.
6051 (output_call_frame_info, output_die): Likewise.
6052 (output_aranges, output_line_info): Likewise.
6054 2001-03-15 Bruce Korb <bkorb@gnu.org>
6056 * gcc.c(main): make more rigorous
6057 * collect2.c(main): guard against ignoring SIGCHLD
6058 * protoize.c(main): ditto
6059 * gcc/fixinc/fixincl.c(initialize): ditto
6061 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6063 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
6064 (sdbout_parms): Likewise.
6066 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
6068 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
6069 "widen" a destination that is already wider than a word. Also do
6070 not widen if LOAD_EXTEND_OP is NIL for the given mode.
6072 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6074 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
6076 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
6078 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
6080 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
6082 * i960.h (i960_maxbitalignment,
6083 i960_last_maxbitalignment): Declare.
6084 * i960.c (i960_maxbitalignment,
6085 i960_last_maxbitalignment): Make global.
6086 (process_pragma): Delete.
6087 (i960_pr_align, i960_pr_noalign): Move from here ...
6088 * i960-c.c: ... to this new file.
6089 * t-960bare (i960-c.o): New rule.
6090 * t-vxworks960 (i960-c.o): Likewise.
6091 * config.gcc (i960-*-*): Define c_target_objs and
6094 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6096 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
6097 without adding in rtx code and mode.
6099 * alias.c (init_alias_analysis): Don't use any rtx whose value
6100 varies as a known value.
6101 Delete a superfluous test.
6103 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
6105 (ia64_sched_reorder): Call maybe_rotate; also rotate after
6106 scheduling a stop bit.
6107 (ia64_emit_nops): Correctly handle ASMs.
6109 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6111 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
6113 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
6115 * cpp.texi: Update documentation for -include and -imacros.
6116 * cppfiles.c (struct include_file): Remove "defined" memeber.
6117 (find_or_create_entry): Make a copy of the file name, and
6119 (open_file): Update to ensure we use the simplified filename.
6120 (stack_include_file): Don't set search_from.
6121 (cpp_included): Don't simplify the path name here.
6122 (find_include_file): New prototype. Call search_from to
6123 get the start of the "" include chain. Don't simplify the
6125 (_cpp_execute_include): New prototype. Move diagnostics to
6126 do_include_common. Update.
6127 (_cpp_pop_file_buffer): Don't set defined.
6128 (search_from): New prototype. Use the preprocessor's cwd
6129 for files included from the command line.
6130 (read_name_map): Don't simplify the pathname here.
6131 * cpphash.h (enum include_type): New.
6132 (struct buffer): Delete search from. New search_cached.
6133 (_cpp_execute_include): Update prototype.
6134 * cppinit.c (do_includes): Use _cpp_execute_include.
6135 * cpplib.c (do_include_common): New function.
6136 (do_include, do_include_next, do_import): Use it.
6138 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6140 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
6141 contents of the RTL, to determine the name of the object.
6143 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6145 * tree.h (DECL_RTL): Allocate RTL lazily.
6146 (SET_DECL_RTL): New macro.
6147 (DECL_RTL_SET_P): Likewise.
6148 (COPY_DECL_RTL): Likewise.
6149 (DECL_RTL_IF_SET): Likewise.
6150 * varasm.c (make_decl_rtl): Add assertions about the kind of
6151 declaration we are processing.
6152 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
6153 (start_decl): Likewise.
6154 (finish_decl): Likewise.
6155 * c-semantics.c (emit_local_var): Likewise.
6156 * calls.c (expand_call): Likewise.
6157 * dbxout.c (dbxout_symbol): Likewise.
6158 * emit-rtl.c (unshare_all_rtl): Likewise.
6159 (unshare_all_decls): Likewise.
6160 (reset_used_decls): Likewise.
6161 * expr.c (store_constructor): Likewise.
6162 (safe_from_p): Likewise.
6163 (expand_expr): Likewise.
6164 * function.c (put_var_into_stack): Likewise.
6165 (instantiate_decls_1): Likewise.
6166 (assign_parms): Likewise.
6167 (expand_function_start): Likewise.
6168 (expand_function_end): Likewise.
6169 * ggc-common.c (gcc_mark_trees): Likewise.
6170 * integrate.c (function_cannot_inline_p): Likewise.
6171 (copy_decl_for_inlining): Likewise.
6172 (expand_inline_function): Likewise.
6173 (integrate_parm_decls): Likewise.
6174 (integrate_decl_tree): Likewise.
6175 * print-tree.c (print_node): Likewise.
6176 * reg-stack.c (stack_result): Likewise.
6177 * stmt.c (label_rtx): Likewise.
6178 (expand_return): Likewise.
6179 (expand_decl): Likewise.
6180 (expand_decl_cleanup): Likewise.
6181 (expand_anon_union_decl): Likewise.
6182 * toplev.c (check_global_declarations): Likewise.
6183 (rest_of_decl_compilation): Likewise.
6184 * tree.c (simple_cst_equal): Likewise.
6185 * objc/objc-act.c (generate_static_references): Likewise.
6187 2001-03-14 Zack Weinberg <zackw@stanford.edu>
6189 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
6190 gcc_AC_C_FLOAT_FORMAT): New macros.
6191 * configure.in: Add AC_PROG_CPP after CC tests;
6192 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
6193 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
6194 * configure, config.in: Regenerate.
6196 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
6197 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6198 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6199 config/i370/xm-linux.h, config/i370/xm-oe.h,
6200 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6201 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
6202 config/pa/xm-linux.h, config/pa/xm-pa.h,
6203 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
6204 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
6205 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
6206 config/we32k/xm-we32k.h: Delete.
6208 * config/i370/xm-mvs.h, config/m88k/m88k.h,
6209 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6210 config/vax/xm-vms.h: Don't define any of:
6211 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
6213 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
6215 * config.gcc: Remove references to deleted files.
6216 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
6217 FATAL_EXIT_CODE, which is the same between oe and mvs).
6219 2001-03-14 DJ Delorie <dj@redhat.com>
6220 Vladimir Makarov <vmakarov@redhat.com>
6222 * config/i960/i960.c (i960_function_prologue): Compute size of
6223 frame according to number of registers actually saved there.
6225 2001-03-14 Richard Henderson <rth@redhat.com>
6227 * expr.c (emit_move_insn_1): Fix else if around #endif.
6229 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
6232 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
6235 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
6237 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
6238 (override_options): Parse cmodel string.
6239 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
6240 * i386.h (TARGET_OPTIONS): Add "cmodel".
6241 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
6243 (ix86_cmodel_string, ix86_cmodel): Declare.
6245 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
6248 * i386.h (GENERAL_REG_P): Add missing REG_P.
6250 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
6252 * configure.in: Use $gcc_cv_as instead of $as.
6253 * configure: Regenerated.
6255 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
6257 * cppfiles.c (stack_include_file): Only increase the include
6258 count if we actually process the file properly, as opposed
6259 to treating it as length zero. Only call read_include_file
6260 if not DO_NOT_REREAD. Handle the -H include file output
6262 (read_include_file): Remove now redundant DO_NOT_REREAD check.
6263 (cpp_included, find_include_file): Simplify pathnames after
6264 remapping them. If remapping, don't use the remapped file
6265 name's buffer as our scratch buffer.
6266 (cpp_pop_file_buffer): Replace the multiple include macro
6267 only if it isn't yet set.
6268 (read_name_map): Simplify remapped names when reading in.
6269 (remap_filename): Move code to code path that uses it.
6270 (_cpp_simplify_pathname): Return the input pointer.
6271 * cpphash.h (_cpp_simplify_pathname): Update prototype.
6273 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6275 * expr.c (expand_expr): Revove bogus conditional.
6277 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
6279 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
6281 2001-03-14 Jakub Jelinek <jakub@redhat.com>
6283 * reg-stack.c (stack_result): Unconditionally use
6284 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
6286 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
6288 * expr.c (emit_move_insn_1): Split push of complex value when
6289 no suitable push instruction exist.
6291 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
6292 instead of QI_REG_P.
6294 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6296 * alias.c (handled_component_p, can_address_p): New functions.
6297 (get_alias_set): Use them.
6299 2001-03-13 Jim Wilson <wilson@redhat.com>
6301 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
6302 from 80 in try_locals code.
6303 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
6305 2001-03-13 Zack Weinberg <zackw@stanford.edu>
6307 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
6308 gcc_AC_C_LONG_LONG): New.
6309 * configure.in: Use them. Probe the size of short, int, long,
6310 and long long/__int64 if we have them. Move all the AC_C_*
6311 checks together, except gcc_AC_C_CHAR_BIT which has to go
6312 after AC_CHECK_HEADERS(limits.h).
6313 Take hwint.h out of host_xm_file and build_xm_file.
6315 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
6316 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
6317 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
6318 Move the HOST_WIDEST_INT setup logic here from system.h.
6319 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
6321 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
6322 is now handled by hwint.h.
6324 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
6325 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
6326 config/ia64/xm-ia64.h: Don't define any of:
6327 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
6328 HOST_BITS_PER_LONGLONG.
6330 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
6331 config/h8300/xm-h8300.h, config/mips/iris6.h,
6332 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
6333 config/sparc/xm-sp64.h: Delete.
6334 * config.gcc: Remove references to deleted files.
6336 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
6337 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
6338 * config/i370/xm-linux.h: Clarify floating-point situation in
6341 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
6343 * cppfiles.c (NO_INCLUDE_PATH): New macro.
6344 (find_include_file): Decide here which part of the include
6345 chain to start the search. Complain about an empty include
6346 chain in all cases apart from an abolsute file name.
6347 (_cpp_execute_include): Don't choose the search chain here.
6348 Don't call handle_missing_include in the case of an empty
6350 (_cpp_compare_file_date): Don't choose the search chain here.
6351 * cpplib.c (do_include_next): Move the in-main-file diagnostic
6352 here from _cpp_execute_include. Behave like #include if
6353 we're in the main file.
6355 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6357 * system.h (malloc, realloc, calloc, strdup): Only poison these
6358 tokens when IN_GCC is defined.
6360 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
6362 * i386.md (abs?f expander): Support SSE case.
6363 (abd?f_if): Add new "USE"; add splitters.
6365 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6367 * cpp.texi (poison): Explain the macro expansion exception.
6369 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6371 * expr.c (store_expr): Add dont_store_target. If temp is already in
6372 target before copying to reg, don't store it into target again.
6374 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6376 * cppinternals.texi: Update for file handling.
6378 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6380 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6381 2001-02-24 which broke building the Java library.
6382 * function.c (identify_blocks): Likewise.
6383 (all_blocks): Likewise.
6384 * integrate.c (integrate_decl_tree): Likewise.
6385 * print-tree.c (print_node): Likewise.
6386 * tree.h (BLOCK_NUMBER): Likewise.
6387 (struct tree_block): Likewise.
6389 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6391 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6392 __WCHAR_TYPE__ definition.
6393 (WCHAR_TYPE_SIZE): #undef before #define.
6395 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6397 * cppfiles.c: Update comments.
6398 (destroy_include_file_node): Rename destroy_node.
6399 (find_or_create_entry): New function.
6400 (open_file, _cpp_fake_include): Use it.
6401 (handle_missing_header): New function, broken out of
6402 _cpp_execute include. Don't segfault if there is no
6403 system or quoted path.
6404 (_cpp_execute_include): Use handle_missing_header.
6406 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6408 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6409 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6411 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6413 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6414 unless anti_dependence says they are.
6415 * alias.c (objects_must_conflict): If neither has a type specified,
6418 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6419 David Billinghurst <David.Billinghurst@riotinto.com>
6421 * config/mips/iris5.h: Change WCHAR_TYPE to int.
6423 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
6425 * i386.md (trunctfdf2_2): Rename missnamed pattern.
6426 (*_one_bit): Remove type on the match_operand in attributes.
6428 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
6430 * i386.c: Commit forgotten hunk in previous patch.
6431 (regclass_map): Add extended registers.
6432 (dbx_register_map): Add missing frame register.
6434 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
6436 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
6438 * i386.md (x86_sahf_1): Disable for 64bit.
6439 (popsi*, pophi*): Likewise.
6440 (pushqi, pushhi): Likewise.
6441 (movdi, pushdi): Likewise.
6442 (zero extend DImode splitter): Likewise.
6443 (adddi, minusdi splitter): Likewise.
6444 (umulsidi): Likewise.
6446 (mulsidi): Disable for 64bit
6447 (lshift:DI/ashift:DI): Disable for 64bit.
6448 (loop patterns): Likewise.
6449 (call_pop, call_value_pop expanders and patterns): Likewise.
6450 (prologue_get_pc): Likewise.
6452 (fcmovDI pattern and splitter): Likewise.
6453 (movdfcc_1_rex64): New.
6455 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
6457 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
6458 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
6459 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
6460 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
6461 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
6462 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
6463 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
6464 (PUSH_ROUNDING): x86_64 rounds to 64bits.
6465 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
6466 (REGPARM_MAX): Set to 6 for x86_64.
6467 (SSE_REGPARM_MAX): Set to 16 for x86_64.
6468 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
6471 * (patterns that does use upper halves): Update constraints
6472 'q' to 'Q' and 'r' to 'R'.
6473 (cmpqi_ext_1): Disable for 64bit.
6474 (cmpqi_ext_3_insn): Likewise.
6475 (movqi_extzv_1): Likewsie.
6476 (addqi_ext_1): Liekwsie
6477 (testqi_ext_1): Liekwsie
6478 (andqi_ext_1): Liekwsie
6479 (xorqi_ext_1): Liekwsie
6480 (cmpqi_ext_1_rex64): New.
6481 (cmpqi_ext_3_insn_rex64): Likewise.
6482 (movqi_extzv_1_rex64): Likewsie.
6483 (addqi_ext_1_rex64): Liekwsie
6484 (testqi_ext_1_rex64): Liekwsie
6485 (andqi_ext_1_rex64): Liekwsie
6486 (xorqi_ext_1_rex64): Liekwsie
6488 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6490 * configure.in: Move check for unsigned enumerated bitfields
6491 to macro in aclocal.m4. Disable it for now.
6492 * configure, config.in: Regenerate.
6493 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
6494 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
6495 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
6496 kind above its first use.
6498 * config/xm-interix.h, config/alpha/xm-alpha.h,
6499 config/i370/xm-linux.h, config/i386/xm-beos.h,
6500 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
6501 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6502 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
6503 Don't define ONLY_INT_FIELDS under any circumstances.
6505 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
6507 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6508 config/sparc/xm-sysv4.h: Delete - now identical with some
6510 * config.gcc (hppa targets): Replace xm-pahpux.h and
6511 xm-papro.h with implicit xm-pa.h.
6512 (sparc targets): Replace xm-sysv4.h with implicit or explicit
6515 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
6517 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
6518 before reload_cse_noop_set_p.
6520 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6522 * config.gcc: Where xm-host.h used to include another
6523 xm-host.h, list the nested header directly in xm_file. Remove
6524 references to deleted files. Can now use sparc/xm-sp64.h for
6527 * config/xm-linux.h, config/arm/xm-linux.h,
6528 config/i386/xm-dos.h, config/i386/xm-gnu.h,
6529 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
6530 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
6531 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
6532 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
6535 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
6536 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
6537 bother to wrap #undef in #ifdef.
6538 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
6539 Don't include xm-linux.h.
6540 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
6542 * configure.in: Wrap regexps using [] in changequote block.
6543 Use expr : not echo | grep. Simplify regexps.
6544 * configure: Regenerate.
6546 56 xm-files remain, 22 xm-arch.
6548 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6550 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
6551 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6552 (local_index, local_rindex): Delete, use strchr/strrchr instead.
6553 (copy_object): Fix format specifier vs argument mismatch.
6555 * mips-tdump.c: Make local functions static.
6556 (rindex): Don't #undef.
6557 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6558 (fatal, fancy_abort): Delete.
6559 (read_seek): Avoid signed/unsigned compare.
6561 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6563 * combine.c (try_combine): Fix error in change to try original
6565 (gen_rtx_combine): Do same as gen_rtx for now.
6567 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6569 * configure.in: AC_SUBST xm_defines.
6570 * configure: Regenerate.
6571 * Makefile.in: Set DEFINES=$(xm_defines) when building
6574 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6576 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6577 (cpp_included, find_include_file): Update.
6578 (_cpp_compare_file_date): Make else unconditional.
6580 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6582 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6584 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6586 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6587 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6589 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6591 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6592 if it's a record type.
6594 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6596 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6597 mingw includes slightly.
6599 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6601 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6602 #undef token before poisoning it.
6604 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6606 * alpha.c (check_float_value): Use memcpy, not bcopy.
6608 * m32r.c (m32r_sched_reorder): Likewise.
6610 * vax.c (check_float_value): Likewise.
6612 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6614 * toplev.c (file_name_nondirectory): Remove.
6615 * toplev.h: Similarly.
6616 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6617 of file_name_nondirectory.
6619 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6621 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6622 * mips-tfile.c: Don't #undef rindex; not used.
6624 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6626 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6627 (dbx64_register_map): Declare.
6628 (RETURN_ADDR_RTX): Fix for 64bit.
6629 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6630 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6631 * i386.c (dbx64_register_map): New global array.
6632 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6633 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6636 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6638 * cppfiles.c (search_from): Use lbasename.
6639 * mkdeps.c (deps_add_default_target): Use lbasename.
6641 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6643 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6644 xcalloc in lieu of malloc, realloc & calloc.
6646 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6648 * gengenrtl.c (xmalloc): Likewise.
6650 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6651 really_call_* memory allocation routines.
6653 * stmt.c (check_for_full_enumeration_handling): Use
6654 really_call_calloc, not calloc.
6656 * system.h (really_call_malloc, really_call_calloc,
6657 really_call_realloc): Define.
6658 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6660 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6662 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6664 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6666 * configure: Rebuilt.
6667 * configure.in: Only use `lang_requires' for languages athat are
6670 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6672 * invoke.texi: Fix typo.
6673 * gcc.1: Regenerate.
6675 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6677 * configure.in: Prune nonexistent files from build_xm_file,
6678 xm_file, and host_xm_file lists. Warn unless they're
6680 Don't generate *config.h here.
6681 AC_SUBST all variables needed to generate *config.h.
6682 * configure: Regenerate.
6683 * mkconfig.sh: New helper script, from code removed from
6685 * Makefile.in: Zap all MALLOC variables - no longer used
6686 anywhere, and malloc.c doesn't exist.
6687 Substitute in variables needed to generate *config.h.
6688 Stop lying about the dependencies contained in CONFIG_H and
6690 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6691 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6692 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6693 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6694 $(TM_P_H), etc. as appropriate.
6696 * config.gcc: Zap references to deleted files.
6697 * ggc-none.c: Don't include rtl.h or tm_p.h.
6699 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6700 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6701 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6702 config/i386/xm-linux.h, config/i386/xm-linux.h,
6703 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6704 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6705 Don't include i386/xm-i386.h.
6707 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
6708 config/i386/xm-i386.h, config/i860/xm-i860.h,
6709 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
6710 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6711 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
6712 Delete (empty except comments, #includes of other deleted
6713 files, and macros used nowhere).
6715 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
6717 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
6718 independent on TARGET_FLAGS.
6720 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
6722 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
6724 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
6726 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
6728 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
6729 LAST_REX_SSE_REG): define.
6730 (enum reg_class): Add 'LEGACY_REGS'
6731 (REG_CLASS_CONTENTS): Likewise; add extended registers.
6732 (SSE_REGNO_P): Recognize extended registers.
6733 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
6734 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
6735 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
6736 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
6737 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
6738 REG_OK_FOR_STRREG_P): Remove.
6739 (HI_REGISTER_NAMES): Add extended registers.
6740 (ADDITIONAL_REGISTER_NAMES): Likewise.
6741 (QI_REGISTER_NAMES): Add 8bit extended registers.
6742 (DEBUG_REG): Support extended registers.
6743 * i386.c (regclass_map): Add extended registers.
6744 (dbx_register-map): Likewise.
6745 (svr4_dbx_register_map): Likewise.
6746 (print_reg): Support extended registers.
6747 (print_operand): Support 64bit operands.
6749 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
6751 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
6752 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6753 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
6754 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
6755 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
6756 STACK_BOUNDARY): Set properly for 64bits.
6757 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
6758 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
6759 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
6760 (MOVE_MAX): Set to 16.
6761 (MOVE_MAX_PIECES): 8 for 64bit.
6762 (Pmode): Set to SImode.
6764 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
6766 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
6768 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
6770 * i386.h (mask_64bit): New constant.
6771 (target_64bit): New macro.
6772 (target_options): Add '64'/'32'
6773 (target_default): Define.
6774 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
6775 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
6776 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
6778 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
6780 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
6782 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
6784 * rtlanal.c (rtx_varies_p): Check operand 0 of a
6785 LO_SUM unless for_alias is set.
6787 2001-03-08 Stan Shebs <shebs@apple.com>
6789 * objc/objc-act.c: Fix old typos in comments, add comments for
6791 (hash_init): Fix file name in error message.
6792 (hash_enter): Ditto.
6793 (hash_add_attr): Ditto.
6794 (continue_class): Ditto.
6796 2001-03-08 Bruce Korb <bkorb@gnu.org>
6798 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
6799 wait4() can receive the signal.
6801 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6803 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
6805 * fixinc/fixincl.x: Regenerate.
6807 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6809 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
6811 * fixinc/fixincl.x: Regenerate.
6813 2001-03-08 Richard Henderson <rth@redhat.com>
6815 * configure.in (HAVE_AS_LEB128): New assembler check.
6816 * configure, config.in: Rebuilt.
6818 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
6820 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
6823 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6825 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
6826 references to the MAXPATHLEN macro.
6828 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
6829 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
6832 * config/i386/xm-gnu.h, config/xm-gnu.h,
6833 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
6834 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
6835 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
6836 and/or unused files.
6838 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
6839 doing so in various xm-*.h files.
6841 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6843 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
6845 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
6847 * configure.in (enable_shared): Support per-package shared-library
6849 * configure: Rebuilt.
6851 2001-03-07 David Edelsohn <edelsohn@gnu.org>
6853 * rs6000.md (cr logic): Add original POWER mnemonic alternative
6854 for crnot. Set operands[5] in splitter.
6856 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6858 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
6859 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
6860 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
6861 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
6862 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
6863 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
6864 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
6867 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
6868 config/i370/xm-i370.h, config/i386/xm-dgux.h,
6869 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
6870 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
6871 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
6872 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
6873 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
6874 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
6875 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
6876 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6877 Delete unused and/or empty files.
6879 * config.gcc: Define USG in xm_defines as appropriate. Define
6880 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6881 macro. Remove deleted xm-* files from $xm_files variable.
6883 2001-03-07 Tom Tromey <tromey@redhat.com>
6885 * configure: Rebuilt.
6886 * configure.in: Allow config-lang.in to set `lang_requires' to list
6887 of other required languages.
6889 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6891 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6893 (output_prologue): Use xmalloc not oballoc.
6894 (output_epilog): Free a29k_first_epilogue_insn when finished.
6895 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6897 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6899 * builtins.c (expand_builtin_mathfn): Check
6900 flag_unsafe_math_optimizations, not flag_fast_math.
6901 (expand_builtin): Likewise
6902 * combine.c (combine_simplify_rtx): Likewise.
6903 (simplify_if_then_else): Likewise.
6904 * cse.c (fold_rtx): Likewise.
6905 * flags.h: Remove flag_fast_math. Add
6906 flag_unsafe_math_optimizations and flag_trapping_math.
6907 * fold-const.c (negate_expr): Check
6908 flag_unsafe_math_optimizations, not flag_fast_math.
6909 (invert_truthvalue): Likewise.
6910 (fold): Likewise. Before associating operands, check that
6911 code == MULT_EXPR, not code != MULT_EXPR.
6912 * ifcvt.c (noce_try_minmax): Check
6913 flag_unsafe_math_optimizations, not flag_fast_math.
6914 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
6915 * invoke.texi: Document -funsafe-math-optimizations and
6916 -fno-trapping-math. Change documentation for -ffast-math.
6917 * jump.c (reversed_comparison_code_parts): Likewise.
6918 (rtx_equal_for_thread_p): Likewise.
6919 * optabs.c (emit_conditional_move): Likewise.
6920 * simplify-rtx.c (simplify_binary_operation): Likewise.
6921 (simplify_relational_operation): Likewise.
6922 (simplify_ternary_operation): Likewise.
6923 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
6924 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
6925 Add trapping-math and unsafe-math-optimizations entries to f_options.
6926 (set_fast_math_flags): New, sets flags for -ffast-math.
6927 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
6928 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
6929 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
6931 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
6932 (alpha_emit_conditional_move): Initialize local_fast_math to
6933 flag_unsafe_math_optimizations, not flat_fast_math.
6934 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
6935 instead of setting flag_fast_math to 1.
6936 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
6938 * config/i386/i386.c (override_options): Likewise
6939 * config/i386/i386.md: Likewise.
6940 * config/m68k/m68k.md: Likewise.
6941 * config/mips/mips.md: Likewise.
6942 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
6943 (rs6000_generate_compare): Likewise.
6945 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6947 * Makefile.in: Set RANLIB to @RANLIB@.
6950 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6952 * fixinc/inclhack.def (djgpp_wchar_h): New test.
6953 * fixinc/fixincl.x: Regenerated.
6955 2001-03-07 Richard Henderson <rth@redhat.com>
6957 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
6959 2001-03-07 Richard Henderson <rth@redhat.com>
6961 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
6962 of block notes and exception handling notes.
6964 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
6965 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
6966 (compile_file): ... here.
6968 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6970 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
6972 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
6973 config.h now. Include libiberty.h to handle alloca.
6975 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6977 * c-parse.in (yylexname): New function, split out of _yylex.
6978 (objc_rid_sans_at): New table.
6979 (init_reswords): Initialize it.
6980 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
6981 retrieving the next token and checking it for significance as
6982 an ObjC keyword or string constant.
6984 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
6985 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
6987 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
6990 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
6992 * config/m68k/m68k.c (const_uint32_operand): Accept any
6993 const_int on a 32-bit host.
6995 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
6997 * objc/objc-act.c (init_objc): Set save_lang_status,
6998 restore_lang_status, and mark_lang_status.
7000 2001-03-06 Krister Walfridsson <cato@df.lth.se>
7002 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
7004 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
7006 * cppinternals.texi: Update.
7008 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7010 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7011 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
7012 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
7013 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7014 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
7015 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7016 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
7017 config/i386/xm-i386.h, config/i860/xm-i860.h,
7018 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7019 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
7020 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7021 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7022 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7023 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7024 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
7025 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7026 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
7027 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7028 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7029 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
7030 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
7031 match the defaults provided in hwint.h.
7033 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7034 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
7036 * config.gcc (xm_file): Don't set to files which are deleted.
7038 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
7039 guard this file against these macros being undefined.
7041 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7043 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
7044 and DECL_DEFER_OUTPUT on the decl we create, before calling
7045 rest_of_decl_compilation.
7047 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7049 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
7051 * configure, config.in: Regenerate.
7052 * config.gcc: Remove references to deleted files.
7054 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
7055 genrecog.c, rtl.c: Do not use alloca anywhere.
7057 * Makefile.in, build-make, system.h, config/x-interix,
7058 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
7059 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
7060 config/arc/xm-arc.h, config/arm/xm-arm.h,
7061 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7062 config/h8300/xm-h8300.h, config/i370/x-oe,
7063 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
7064 config/i386/x-ncr3000, config/i386/x-sco5,
7065 config/i386/xm-dgux.h, config/i860/x-sysv4,
7066 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
7067 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
7068 config/m68k/x-hp320g, config/m69k/x-mot3300,
7069 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
7070 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
7071 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
7072 config/m88k/x-sysv4, config/m88k/x-tekXD88,
7073 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7074 config/mips/x-iris, config/mips/x-iris3,
7075 config/mips/x-sni-svr4, config/mips/x-sysv,
7076 config/mips/xm-iris6.h, config/mips/xm-mips.h,
7077 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
7078 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
7079 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7080 config/pa/xm-papro.h, config/romp/xm-romp.h,
7081 config/rs6000/x-aix31, config/rs6000/x-aix41,
7082 config/rs6000/x-beos, config/rs6000/x-lynx,
7083 config/rs6000/x-mach, config/rs6000/x-rs6000,
7084 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
7085 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7086 config/sparc/x-sysv4, config/sparc/xm-linux.h,
7087 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
7088 config/vax/xm-vms.h: Eradicate all references to alloca and
7091 * config/xm-alloca.h, config/clipper/x-clix,
7092 config/i386/xm-sysv4.h, config/i860/x-fx2800,
7093 config/i860/x-sysv3, config/m88k/x-sysv3,
7094 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
7095 (contained only alloca related hacks).
7097 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
7100 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
7102 * invoke.texi: Document __FAST_MATH__.
7104 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7106 * crtstuff.c: Restore include of auto-host.h.
7108 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
7110 Put main() in a separate file, so that the language
7111 front-end can use a different main().
7114 * toplev.c: (main): Rename as toplev_main.
7115 * toplev.h: Declare toplev_main.
7116 * Makefile.in (OBJS): add toplev.o.
7117 (BACKEND): remove toplev.o, add main.o.
7119 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7121 * cppfiles.c (search_from): Special case the empty string.
7123 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7125 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
7126 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
7127 strlen or strcpy; we already know the length.
7128 (_cpp_compare_file_date): Similarly.
7129 * cpphash.h (struct cpp_reader): Delete done_initialising.
7130 (CPP_PREV_BUFFER): Delete.
7131 * cppinit.c (cpp_start_read): Don't set done_initialising.
7132 * cpplex.c (parse_string): Guarantee null-termination.
7133 (_cpp_equiv_toklists): Remove.
7134 * cpplib.c (glue_header_name): Null-terminate.
7135 (do_line): Don't leak memory.
7136 * cpplib.h (BT_WEAK): Delete.
7137 * cppmain.c (cb_ident): Strings are now null-terminated.
7139 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
7141 * gcc.c (convert_filename): Append executable suffix
7142 if NO_AUTO_EXE_SUFFIX is not defined.
7143 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
7144 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
7146 2001-03-03 David O'Brien <obrien@FreeBSD.org>
7148 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7149 * c-parse.gperf, c-gperf.h: Delete.
7150 (c-gperf.h was accidently re-added to the CVS repo in the rev
7151 1.16 commit by tromey)
7153 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7155 * cpplex.c (_cpp_lex_token): Don't warn about directives in
7156 macro arguments when looking for the '('.
7157 * cppmacro.c (funlike_invocation_p): Set parsing_args to
7158 2 when really parsing arguments; 1 when looking for '('.
7159 Always restore the lexer position.
7161 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7163 * longlong.h (umul_ppmm): Don't use a multiline string.
7165 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7167 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
7168 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
7169 t_bool in declaration because pcc can't combine volatile with typedef
7172 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
7174 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
7175 until when it is really needed.
7176 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
7177 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
7178 * i386.md (float?i?f splitter): Don't force source operand to memory
7180 (sse_movdfcc): Fix constraint.
7181 (sse_movdfcc splitter): Handle properly the second alternative.
7183 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7185 * cpplex.c (parse_string): Unconditionally pedwarn.
7187 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7190 * cppexp.c (parse_number): Update.
7191 * cpplex.c (parse_string): Pedwarn if multiline string does not
7192 result from a system header's macro.
7193 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
7194 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
7195 for function-like macros too.
7196 * c-lex.c (lex_number): Update.
7198 2001-03-03 Richard Henderson <rth@redhat.com>
7200 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
7202 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
7204 * combine.c (try_combine): If split with mode-changed scratch
7205 register didn't work, try the original mode.
7207 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
7209 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
7210 * config/c4x/c4x.h: Likewise.
7211 * stor-layout.c (compute_record_mode): Likewise.
7212 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
7214 2001-03-02 Zack Weinberg <zackw@stanford.edu>
7216 * configure.in: Kill tm.h. Include the files in the $tm_file
7217 list in all three of config.h, hconfig.h, tconfig.h, after the
7218 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
7219 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
7220 * configure: Regenerate.
7221 * Makefile.in (clean): Don't delete tm.h.
7223 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
7224 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
7225 those are not defined, set SEC and FEC to 0 and 1.
7226 * gcc.texi: Update to match.
7228 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
7229 * config/fp-bit.c, config/m68k/aux-crt2.asm,
7230 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
7231 Include tconfig.h, not tm.h.
7233 * config/xm-lynx.h, config/xm-std32.h,
7234 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7235 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
7236 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
7237 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7238 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7239 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7240 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
7241 config/i386/xm-i386.h, config/i860/xm-i860.h,
7242 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7243 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
7244 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7245 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7246 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7247 config/pa/xm-linux.h, config/pa/xm-pa.h,
7248 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7249 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
7250 config/pj/xm-pj.h, config/romp/xm-romp.h,
7251 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7252 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7253 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7254 config/v850/xm-v850.h, config/vax/xm-vax.h,
7255 config/we32k/xm-we32k.h:
7257 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
7259 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
7260 config/i370/xm-oe.h: Don't include tm.h. Don't define
7262 * config/vax/xm-vms.h: Don't include tm.h.
7264 * config/xm-lynx.h, config/avr/xm-avr.h,
7265 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
7266 Delete; made empty by above changes.
7267 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7268 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
7269 Don't include config/xm-lynx.h or tm.h.
7271 * config/xm-gnu.h: Don't include fcntl.h.
7272 * config/sparc/xm-lynx.h: Don't include sys/types.h and
7274 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
7276 2001-03-02 Richard Henderson <rth@redhat.com>
7278 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
7279 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
7281 2001-03-02 Richard Henderson <rth@redhat.com>
7283 * Makefile.in (OBJS): Add dwarf2asm.o.
7284 * dwarf2asm.c, dwarf2asm.h: New files.
7285 * dwarf2out.c (*): Use them.
7286 (size_of_uleb128, size_of_sleb128): Remove.
7287 (output_uleb128, output_sleb128): Remove.
7288 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
7289 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
7290 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
7291 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
7292 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
7293 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
7294 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
7295 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
7296 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
7297 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7298 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
7299 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
7300 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
7301 (dwarf2out_frame_debug): Remove unused variables.
7302 (output_loc_operands): Don't abort on 8 byte constants if
7303 host integers are wide enough.
7304 (output_symbolic_ref): Remove.
7305 (size_of_die): Don't assume 4 byte host integers.
7306 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
7308 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
7309 something stupid with HOST_WIDE_INT to long truncation.
7310 [CONST_DOUBLE]: Likewise.
7312 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
7313 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7314 * config/arm/unknown-elf.h: Likewise.
7315 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
7316 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
7317 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
7318 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
7319 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
7320 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
7321 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
7322 (ASM_OUTPUT_DWARF_OFFSET): Remove.
7323 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
7324 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
7325 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
7326 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
7328 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7330 * cselib.c (hash_rtx): Cast enums to unsigned int.
7332 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7334 * print-rtl.c (print_rtx): Cast enums to int for comparison.
7335 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
7337 * c-format.c (C_STD_VER): Cast to int for comparisons.
7338 (check_function_format): Cast various enums to int for &.
7339 (maybe_read_dollar_number): Likewise.
7340 (check_format_info): Likewise.
7341 (check_format_info_main): Likewise.
7342 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
7343 (safe_from_p): Likewise.
7344 * varasm.c (const_hash): Cast enum to int for %.
7345 * emit-rtl.c (init_emit_once): Use int loop variable to work around
7346 pcc enum problems with < and ++ operators.
7347 * regclass.c (init_reg_sets_1): Cast enums for comparison.
7348 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
7349 (regclass_init): Change enum class to int to iterate over reg_classes.
7350 * genrecog.c (merge_trees): Cast enums for comparison.
7351 * rtl.h (GET_CODE): Cast to enum rtx_code.
7352 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
7353 (GET_MODE): Cast to enum machine_mode.
7354 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
7355 (GET_NOTE_INSN_NAME): Cast enum to int.
7356 * tree.h (TREE_CODE): Cast to enum tree_code.
7357 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
7358 * timevar.c (timevar_print): Change loop variable id from enum to
7360 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
7361 * config/i386/i386.md: Use PUT_MODE for mode assignment.
7362 * toplev.c (compile_file): Cast enum DFI to int.
7363 (decode_d_option): Likewise.
7365 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
7367 * cppinit.c (append_include_chain): Mark "after" include file name list
7368 as a system directory.
7369 * cpp.texi: Document new behavior.
7371 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7373 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7375 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7377 * cppfiles.c (struct include_file): Update.
7378 (stack_include_file): Use search_from.
7379 (cpp_included, find_include_file): Update.
7380 (cpp_execute_include): Update. ptr->name may not be
7381 null terminated. Use the new search_from member variable
7383 (_cpp_compare_file_date): Similarly.
7384 (search_from): New function, similiar to actual_directory.
7385 (actual_directory): Delete.
7386 (remap_filename): Update. loc->name may not be null terminated.
7387 (struct file_name_list): Rename search_path. Update.
7388 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7389 search_from and dir.
7390 (struct cpp_reader): Remove actual_dirs.
7391 * cppinit.c (struct cpp_pending): Update for renamed objects.
7392 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7393 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7394 * cpplib.h (struct cpp_options): Similarly.
7396 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7398 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7399 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7400 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7401 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7402 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7403 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7404 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7405 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7406 config/i370/xm-oe.h, config/i386/xm-aix.h,
7407 config/i386/xm-i386.h, config/i386/xm-osf.h,
7408 config/i860/xm-i860.h, config/i960/xm-i960.h,
7409 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7410 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7411 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7412 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7413 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7414 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7415 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7416 config/pj/xm-pj.h, config/romp/xm-romp.h,
7417 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7418 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7419 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7420 config/v850/xm-v850.h, config/vax/xm-vax.h,
7421 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
7422 Do not define TRUE or FALSE.
7424 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
7425 empty by above change.
7426 * config.gcc: Remove references to these files.
7428 * configure.in: Detect stdbool.h.
7429 * configure, config.in: Regenerate.
7430 * system.h: Include stddef.h here if available.
7431 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
7432 Then set up a sensible boolean type at the very end.
7434 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
7435 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
7437 * hash.h: Delete 'boolean' typedef and related #undefs.
7439 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
7440 all uses of 'boolean' with 'bool'.
7442 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7444 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
7445 * cppexp.c (lex): Cast enums for comparison.
7446 * cppinit.c (parse_option): Cast enum for comparison.
7447 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
7448 (cpp_output_token): Likewise.
7449 (cpp_can_paste): Cast enums for comparsion and plus/minus.
7450 (cpp_avoid_paste): Cast enums for minus and comparison.
7452 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7454 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
7455 field to all array elements.
7457 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7459 * cpphash.h (struct cpp_reader): Add print_version field.
7460 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
7461 just set print_version and other flags as appropriate.
7462 (cpp_post_options): Print version here if print_version is set.
7464 * toplev.c (exit_after_options): New flag.
7465 (independent_decode_option): Don't exit here; just set
7467 (main): Exit after calling lang_hooks.post_options if
7468 exit_after_options is true.
7470 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
7471 (merge_include_chains): Adjust comment to match code.
7473 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7475 * stringpool.c (set_identifier): New function.
7476 * tree.h: Prototype it.
7478 * c-parse.in: Kill D_YES. If compiled for objc, call
7479 save_and_forget_protocol_qualifiers from init_reswords.
7480 * objc/objc-act.c (remember_protocol_qualifiers,
7481 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
7482 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
7484 (save_and_forget_protocol_qualifiers): New function.
7485 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
7487 2001-03-01 Diego Novillo <dnovillo@redhat.com>
7489 * c-semantics.c (prune_unused_decls): Return error_mark_node
7490 instead of (tree) 1 to stop traversing the tree chain.
7492 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7494 Fix a problem introduced by Kenner's Feb 18 change.
7495 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
7496 flag_cse_skip_blocks only temporarily, not for ever.
7498 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
7500 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
7501 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
7503 * pa.c (emit_move_sequence): Verify operand0 is a hard register
7504 before determining its register class.
7506 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7508 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
7509 from reg 4 if current_function_calls_setjmp.
7510 (gen_nop_type): New function.
7511 (ia64_emit_nops): New function.
7512 (ia64_reorg): Call it.
7513 (ia64_sched_reorder): Move code that rotates bundles up a bit.
7515 * reload1.c (eliminate_regs_in_insn): Restrict the special case
7516 code not to try to optimize adds with anything but a REG destination.
7518 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
7519 (INSN_PRIORITY_KNOWN): New accessor macro.
7520 * haifa-sched.c (priority): Use it instead of testing priority against
7523 2001-02-28 DJ Delorie <dj@redhat.com>
7525 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
7526 since that doesn't work the way gcc wants on a generic m68k.
7528 2001-02-28 Richard Henderson <rth@redhat.com>
7530 * caller-save.c (save_call_clobbered_regs): Fix typo in
7531 comparison last change.
7533 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
7535 * i386.c (pentium4_cost): New.
7536 (m_PENT4): New macro.
7537 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
7538 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
7539 x86_integer_DFmode_moves, x86_partial_reg_dependency,
7540 x86_memory_mismatch_stall): Add Pentium4
7541 (x86_use_q_reg, x86_use_any_reg): Kill.
7542 (override_options): Add pentium4.
7543 (incdec_operand): Return 0 for pentium4.
7544 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
7545 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
7546 (TARGET_PENTIUM4): Define.
7547 (enum processor_type): Add PROCESSOR_PENTIUM4.
7548 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
7549 * i386.md (attribute "cpu"): Add pentium4.
7550 * invoke.texi (march): Add pentium4.
7552 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
7554 * i386.md (sse_mov?fcc*): New patterns and splitters.
7555 * i386.c (ix86_expand_movcc): Work post-reload; recognize
7556 the SSE based conditional moves.
7558 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
7560 * i386.md (attribute mode): Add "TI".
7561 (movsf_1): Add pxor support; remove constant propagation splitter.
7562 (movdf_integer): Likewise.
7563 (movdf_nointeger): Likewise.
7564 (movxf constant prop splitter): Handle all modes; update for SSE.
7565 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7566 * i386.c (standard_80387_constant_p): Rewrite.
7567 (standard_sse_constant_p): New.
7568 * i386-protos.h (standard_sse_constant_p): New.
7570 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7572 * i386.md (sse_setccsf, sse_setccdf): New.
7573 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7575 * i386.c (sse_comparison_operator): Accept the supported unordered
7576 comparses; be ready for fast_math.
7577 (print_operand): Support 'D'.
7579 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7581 * jump.c (reversed_comparison_code): Kill.
7583 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7585 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7588 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7590 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7591 add missing '%' in constraints.
7593 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7595 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7596 for HOST_BITS_PER_WIDE_INT == 32 too.
7598 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7600 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7602 (insert_save, insert_restore): New parameter save_mode.
7603 (init_caller_save): Update initialization of reg_save_code
7604 and reg_restore_code.
7605 (save_call_clobbered_regs): Compute save_modes and update calls to
7606 reg_save_code and reg_restore_code.
7607 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7608 of spill; update use of reg_restore_code.
7609 (insert_save): Likewise.
7610 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7611 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7612 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7614 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7616 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7617 noce_try_store_flag_inc, noce_try_store_flag_mask,
7618 noce_try_cmove_arith):
7619 Use reversed_comparison_code instead of reverse_comparison and
7620 can_reverse_comparison_p.
7622 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7624 * jump.c (reversed_comparison_code_parts): Allow reversal of
7625 unordered compares in -ffast-math mode; reverse ordered compares
7626 for FP even w/o -ffast-math.
7628 2001-02-27 Richard Henderson <rth@redhat.com>
7630 * print-rtl.c (print_rtx) [i]: Don't print field five on
7631 NOTEs other than NOTE_INSN_DELETED_LABEL.
7633 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7635 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7636 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7638 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7640 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7641 even if walk_subtrees is 0.
7642 * c-semantics.c (prune_unused_decls): Return a non-null value to
7643 stop traversing the tree chain.
7645 2001-02-27 DJ Delorie <dj@redhat.com>
7647 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7648 register, *then* define it as the new CFA.
7650 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7652 * pa.c (override_options): Promote -fpic to -fPIC.
7653 (legitimize_pic_address): Simplify due to removal of
7654 small PIC as a code generation option.
7655 (secondary_reload_class): Similarly.
7656 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7657 (PRINT_OPERAND_ADDRESS): Similarly.
7658 * pa.md (various patterns): Similarly.
7659 (small pic lo_sum pattern): Remove.
7661 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7664 * md.texi (min, max): Document
7666 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7668 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7669 TARGET_PARTIAL_REG_DEPENDENCY.
7670 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7672 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7674 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7676 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7678 * mips.c (mips_make_temp_file): Fix thinko in last change.
7680 2001-02-26 Jason Eckhardt <jle@redhat.com>
7682 * combine.c (known_cond): Do not reverse the condition when
7683 SMAX/UMAX is being considered and the condition is for equality
7686 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7688 2001-02-26 Philip Blundell <philb@gnu.org>
7690 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7692 * config/arm/linux-elf.h: Remove historical relics related to
7693 above configurations.
7694 * config/arm/linux-oldld.h: Delete.
7695 * config/arm/linux-elf26.h: Delete.
7697 2001-02-26 Jason Merrill <jason@redhat.com>
7699 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7701 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7702 recognize a tentative definition. Lose obsolete code.
7704 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7705 variables unless necessary, either.
7707 2001-02-25 Richard Henderson <rth@redhat.com>
7709 * ifcvt.c (struct noce_if_info): Add test_bb.
7710 (noce_get_alt_condition): New.
7711 (noce_try_minmax, noce_try_abs): New.
7712 (noce_operand_ok): New.
7713 (noce_process_if_block): Use them.
7714 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
7716 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
7718 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
7721 2001-02-25 Zack Weinberg <zackw@stanford.edu>
7723 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
7724 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
7726 (mips_asm_file_end): Free temp_filename here.
7728 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7730 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
7731 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
7733 * config/i386/i386.md (movstrsi): Handle FAIL case.
7735 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
7737 * cppinit.c (builtin_array): Update.
7738 (init_builtins): Flag builtins to warn if redefined or
7739 undefined. Define __GXX_WEAK as a normal macro.
7740 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
7741 * cpplib.h (NODE_WARN): New flag.
7742 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
7743 Handle __STDC__ as a builtin only on Solaris.
7744 (warn_of_redefinition): Renamed from check_macro_definition.
7745 Reverse sense of test. Always warn if NODE_WARN.
7746 (_cpp_create_definition): Use warn_of_redefinition. Flag
7747 any macro beginning with "__STDC_" to require a mandatory
7748 warning if redefined or undefined.
7750 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7752 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
7753 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
7754 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
7755 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
7756 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
7757 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
7758 Don't define any of:
7759 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
7760 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
7761 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
7762 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
7763 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
7765 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
7766 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
7769 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
7770 Delete now-empty file.
7772 * alpha/vms.h: Define NEED_ATEXIT here...
7773 * alpha/xm-vms.h: ...not here.
7775 * i386/cygwin.h: Don't define PARAMS.
7776 * mips/mips.c: Don't prototype mktemp. Don't define
7777 P_tmpdir. Use make_temp_file to create temporary files.
7778 Don't be clever and delete temporary files early.
7779 * config.gcc: Drop references to deleted files. Don't define
7781 * gcc.texi: Don't mention USE_PROTOTYPES.
7783 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7785 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
7786 (ix86_set_move_mem_attrs_1): Likewise.
7787 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
7788 * config/i386/i386.md (movstrsi): Call it.
7790 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7792 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
7793 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
7794 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
7795 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
7797 (i750a-*-*): Error here if hosting on i750a.
7798 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
7800 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
7801 Remove (empty modulo comments).
7803 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
7804 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
7805 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
7806 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
7807 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
7808 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
7810 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
7811 Remove reference to winnt.h in comment.
7812 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
7814 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7816 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
7817 used to set another biv.
7819 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7821 * tree.h (BLOCK_DEAD): New macro.
7822 (struct tree_block): New flag, dead_flag.
7823 * print-tree.c (print_node, case 'b'): Print missing fields.
7824 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
7825 * function.c (identify_blocks): Enable test for misplaced notes.
7826 (all_blocks): Skip BLOCK_DEAD blocks.
7827 * integrate.c (integrate_decl_tree): Likewise.
7829 * errors.c (internal_error, trim_filename): New functions.
7830 (fancy_abort): Call internal_error.
7831 * errors.h (internal_error, trim_filename): New declarations.
7833 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
7835 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
7837 (EXTRA_CONSTRAINT): Formatting changes.
7839 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7841 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
7843 2001-02-23 Per Bothner <per@bothner.com>
7845 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
7846 so they can be called from java/jvspec.c.
7847 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
7849 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
7851 * i386.c (ix86_frame): New structure.
7852 (ix86_compute_frame_size): Kill.
7853 (ix86_compute_frame_layout): New.
7854 (ix86_save_reg): New.
7855 (ix86_can_use_return_insn_p): Use frame layout stuff.
7856 (ix86_expand_prologue): Likewise.
7857 (ix86_expand_epilogue): Likewise.
7858 (ix86_initial_elimination_offset): Likewise.
7859 (ix86_nsaved_regs): Use ix86_save_reg.
7860 (ix86_emit_save_regs): Likewise.
7862 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
7864 * flow.c (find_sub_basic_blocks): New function.
7865 (split_block): Be ready for basic block introduced by CODE_LABEL.
7866 (commit_one_edge_insertion): Call find_sub_basic_block.
7868 * flow.c (make_edges): Add edge from entry for blocks starting with
7869 label having ALTERNATE_NAME
7871 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
7873 * function.c (epilogue_done): Be ready for first basic block not
7874 containing PROLOGUE_END note.
7875 (reposition_prologue_and_epilogue_notes): Avoid placing
7876 PROLOGUE_END note between BASIC_BLOCK.
7878 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7880 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7882 2001-02-21 DJ Delorie <dj@redhat.com>
7884 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7885 check for current_function_has_nonlocal_goto from 1999-11-12.
7887 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7889 * diagnostic.c (trim_filename): No longer static.
7890 * toplev.h (trim_filename): Declare.
7891 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7892 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7893 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7894 (rtvec_check_failed_bounds): Likewise.
7895 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7897 * convert.c (convert_to_integer): Don't do unsigned unless result or
7898 both inputs are unsigned.
7900 * fold-const.c (fold_convert): Don't call size_int_type_wide if
7903 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
7905 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
7907 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
7909 * Makefile.in (resource.o): Add params.h dependence.
7910 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
7911 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
7912 * resource.c: Add dependence on params.h.
7913 (current_live_regs): Fix explanatory comment.
7914 (find_basic_block): Add new parameter to permit limiting search
7916 (mark_target_live_regs): Add new argument to find_basic_block call.
7917 (incr_ticks_for_insn): Likewise.
7919 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7921 * diagnostic.c (output_to_stream): Rename to
7922 output_buffer_to_stream. Loses the stream parameter.
7923 (init_output_buffer): Set diagnosic_buffer's stream.
7924 (flush_diagnostic_buffer): Adjust.
7925 (default_print_error_function): Likewise.
7926 (finish_diagnostic): Likewise.
7927 (verbatim): Likewise.
7929 * diagnostic.h (struct output_buffer): Add `stream' field.
7930 (output_buffer_attached_stream): New macro.
7932 2001-02-23 Jakub Jelinek <jakub@redhat.com>
7934 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
7935 check if either operand is divisible by C.
7936 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
7937 If type is signed, consider negative numbers as well.
7939 2001-02-22 Richard Henderson <rth@redhat.com>
7941 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
7942 reach .text instead of gp-relative relocs.
7943 * config/ia64/crtend.asm (.init): Likewise.
7945 2001-02-22 Andreas Jaeger <aj@suse.de>
7947 * extend.texi (C++ Attributes): Fix typo.
7949 2001-02-21 David Mosberger <davidm@hpl.hp.com>
7951 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
7952 functions, drop current_function_args_info.words test.
7953 (ia64_compute_frame_size): Mark syscall_linkage functions as
7954 using eight input registers.
7956 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
7957 Bruce Korb <bkorb@gnu.org>
7959 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
7960 * fixinc/README: Document how to convert sed substitutions
7961 to format style c_fix-es.
7962 * fixinc/fixincl.x: regen
7964 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
7966 * gcc.c: Add comment explaining how to add a command-line option.
7967 Add title to specs language comment.
7969 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7971 * gcc.c (cc1_options): Add "-param".
7972 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
7973 (option_map): Likewise.
7974 * toplev.c (display_help): Add entry for "--param".
7975 (independent_decode_option): Fix typographical error.
7977 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
7978 Bernd Schmidt <bernds@redhat.com>
7979 Jan Hubicka <jh@suse.cz>
7981 * i386.c (function_arg_advance): Pass SSE arguments in registers.
7982 (function_arg): Likewise.
7984 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
7986 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
7988 2001-02-21 Kazu Hirata <kazu@hxi.com>
7990 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
7994 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
7996 * flow.c (init_propagate_block_info): Canon address and use single_set
7997 for killing dead memory stores.
7999 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8001 * Makefile.in (reorg.o): Add params.h dependence.
8002 * params.def: Fix typographical error in comment.
8003 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8004 * params.h: Modify introductory comment.
8005 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8006 * reorg.c: Add dependence on params.h.
8007 (redundant_insn): Add parameterized throttle for search.
8008 (fill_simple_delay_slots): Add a comment explaining a variable.
8009 Move conditional out of loop, simplifying code.
8010 (fill_eager_delay_slots): Fix typographical error in comment.
8012 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
8014 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
8016 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
8017 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
8019 2001-02-21 Jason Merrill <jason@redhat.com>
8021 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
8022 (struct tree_decl): Add uninlinable bitfield.
8023 * c-decl.c (duplicate_decls): Set it.
8024 * integrate.c (function_cannot_inline_p): Check it.
8026 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
8027 DW_AT_MIPS_linkage_name to abstract methods.
8028 (dwarf2out_abstract_function): Emit class context before calling
8029 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
8030 (gen_subprogram_die): Remove obsolete code.
8031 (gen_member_die): Don't include clones in the member list.
8032 (gen_decl_die): Emit abstract info for clone origin.
8033 * dwarfout.c (output_type): Don't include clones in the member list.
8034 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
8035 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
8036 DECL_ABSTRACT on a function that already has it set.
8038 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
8039 (get_subprogram_die): Pass it in.
8041 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
8043 * flow.c (mark_set_1): Make not_dead unsigned long. For
8044 non-pseudos, use it as a bitmask of the hard regs that
8047 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
8049 * cppfiles.c: Update comments.
8050 (_cpp_read_file): Don't check for NULL filenames any more.
8051 * cppinit.c (cpp_start_read): Don't do canonicalization of
8052 in_fname and out_fname. Use the passed file name exclusively.
8053 (_cpp_handle_options): Don't treat "-" as a command line option,
8054 but as a normal filename.
8055 (_cpp_post_options): Canonicalize in_fname and out_fname.
8056 * cppmain.c (printer_init): Don't check out_fname for NULL.
8057 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
8058 (init_c_lex): Update, and use "" to represent stdin to CPP.
8061 2001-02-20 Will Cohen <wcohen@redhat.com>
8063 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
8064 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
8065 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
8068 2001-02-20 Stan Shebs <shebs@apple.com>
8070 * config/rs6000/rs6000.c (output_cbranch): Output branches
8071 on separate lines instead of using ';' to separate.
8073 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
8075 * cppinit.c (set_lang): Move builtin handling to...
8076 (init_builtins): ...here.
8077 (_cpp_create_reader): Move call to set_lang.
8079 2001-02-20 Mark Mitchell <mark@codesourcery.com>
8081 * stmt.c (expand_return): If an attempt is made to return the
8082 error_mar_node, treat the return like a return without a value.
8084 2001-02-19 Zack Weinberg <zackw@stanford.edu>
8086 * sibcall.c (skip_copy_to_return_value): Call
8087 identify_call_return_value here, and return orig_insn if it
8088 returns zero. Hardret and softret arguments now unnecessary.
8089 (call_ends_block_p): Don't call identify_call_return_value here.
8091 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
8093 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
8094 * ggc.h (ggc_mark_if_gcable): Delete prototype.
8096 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
8098 * pa.c (move_operand): Accept code to load the address of a
8099 symbol out of the DLT as a valid move operand.
8100 (print_operand, case 'A'): New to handle generating a DLT
8101 reference for a LO_SUM expression.
8102 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
8103 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
8105 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
8107 * README, cpp.texi, gcc.texi, version.c: Update version number to
8109 * cpp.1, gcov.1, gcc.1: Regenerate.
8111 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
8113 * cppfiles.c (stack_include_file): Generate dependencies
8114 here, and manage include_count here too.
8115 (PRINT_THIS_DEP): Delete.
8116 (_cpp_execute_include): Do not generate dependencies here,
8117 apart from the case of a missing header. Do not manage
8119 (_cpp_read_file): Leave dependency generation to
8122 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
8124 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
8125 target_cpu_default. Remove dead assignment to
8128 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
8130 * regclass.c (contains_reg_of_mode): Make global.
8131 (init_reg_sets): Remove contains_reg_of_mode; take into account
8132 CLASS_MAX_NREGS when looking for the proper mode.
8133 (dump_regclass): Dump only classes considered for the pseudo.
8134 (regclass): Use contains_reg_of_mode.
8136 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
8138 * gcc.c (do_spec_1): 'n' for printing notices.
8139 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
8141 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
8143 * reg-stack.c (next_flags_user): Use current_block->end
8144 (swap_rtx_condition): Look for next user if flags don't die;
8145 give up on CALL_INSNs; use current_block->end.
8147 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8149 * sibcall.c (call_ends_block_p): New function.
8150 (optimize_sibling_and_tail_recursive_call): Use it.
8152 2001-02-18 Kazu Hirata <kazu@hxi.com>
8154 * config/h8300/h8300.md: Update copyright.
8155 (andsi3): Do not output an extra newline character.
8157 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8159 * toplev.c (note_deferral_of_defined_inlined_function): Argument
8160 FNDECL may be unused.
8162 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
8163 follow jumps after first run.
8164 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
8165 it doesn't change any jumps.
8167 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
8169 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
8170 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
8171 (mostlyclean): Corresponding changes.
8172 * rtlanal.c (hard-reg-set.h): Include.
8173 (rtx_unstable_p): Do not treat the argument pointer specially
8174 if it is not a fixed register.
8175 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
8177 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8179 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
8180 against last real insn in basic block.
8181 Rework to avoid gotos.
8183 * Makefile.in (gcse.o): Now includes ggc.h.
8184 * gcse.c: Include ggc.h.
8185 (want_to_gcse_p): Verify expression can be in SET as valid insn.
8186 (try_replace_reg): Remove warning of uninitialize variable.
8187 (process_insert_insn): Call invalid_insn_p to validate insn.
8188 * recog.c (insn_invalid_p): Now global.
8189 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
8190 * recog.h (insn_invalid_p): New declaration.
8192 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
8194 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
8195 assignments from FP constants since 'Y' output code can't handle it.
8196 (eligible_for_sibcall_delay): Likewise.
8198 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
8199 Call fancy_abort directly, passing args.
8200 (print_rtl_and_abort): Now a macro, like fancy_abort.
8202 * final.c (output_operand_lossage): Use internal_error, not error.
8204 2001-02-18 Shane Nay <shane@agendacomputing.com>
8206 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
8207 structure shift insns.
8209 2001-02-18 Mark Mitchell <mark@codesourcery.com>
8211 * invoke.texi (-fsquangle): Remove documentation.
8212 (-fname-mangling-version): Likewise.
8214 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
8216 * optabs.c (expand_abs): Remove reference to
8217 HAVE_contitional_arithmetic.
8218 * combine.c (simplify_set): Likewise.
8220 2001-02-18 Richard Henderson <rth@redhat.com>
8222 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
8225 2001-02-18 Richard Henderson <rth@redhat.com>
8227 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
8229 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
8231 * reload1.c (reload_cse_simplify_set): Fix typo.
8233 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8235 * diagnostic.c (_fatal_insn): Decrement errorcount.
8237 * invoke.texi (-I): Add note avoiding use for system header files.
8239 * rtl.h (add_clobbers): Remove duplicate declaration.
8240 * recog.h (added_clobbers_hard_reg_p): New declaration.
8241 * genemit.c (struct clobber_pat): New field has_hard_reg.
8242 (gen_insn): Record if added clobbers clobber hard reg.
8243 (gen_split): Avoid unused warning if number of operands is 0.
8244 (output_added_clobbers_hard_reg_p): New function.
8247 2001-02-18 Alan Modra <alan@linuxcare.com.au>
8249 * pa.c (hppa_expand_prologue): Simplify code storing return
8250 pointer. For large (>=8k) frames with a post_store, adjust stack
8251 pointer by 8k-64 first rather than by 64. When testing with
8252 VAL_14_BITS_P, always use the actual value rather than the value
8253 negated. Add blockage to prevent scheduling of spills before
8254 stack frame has been created.
8255 (hppa_expand_epilogue): Simplify code loading return pointer.
8256 Allow a slightly larger range for merge_sp_adjust_with_load case.
8257 When testing with VAL_14_BITS_P, always use the actual value.
8259 * pa.c (pa_adjust_insn_length): Check that block move
8260 pattern is a set before looking at operands.
8262 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8264 * fold-const.c (fold_binary_op_with_conditional_arg): New
8265 function, split out from ...
8267 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
8268 conditional arms that throw exceptions.
8270 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
8273 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8275 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
8276 define HAVE_DECL_* to 1 to mask potential backup declarations.
8277 * configure: Regenerated.
8279 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8281 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
8283 2001-02-17 Richard Henderson <rth@redhat.com>
8285 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
8286 when replacing a memory load with a register.
8288 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8289 Jan Hubicka <jh@suse.cz>
8291 * recog.c (validate_replace_src_1): New.
8292 (validate_replace_src_data): Likewise.
8293 (validate_replace_src): Use note_uses.
8294 * rtl.h (note_uses): Declare.
8295 * rtlanal.c (note_uses): New.
8297 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
8299 * reg-stack.c (stack_def): Make field reg unsigned.
8300 (remove_regno_note): Unsignetize parameter.
8302 2001-02-16 Jes Sorensen <jes@linuxcare.com>
8304 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
8305 shladd_operand() call.
8307 2001-02-16 Bruce Korb <bkorb@gnu.org>
8308 Rodney Brown <RodneyBrown@mynd.com>
8310 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
8311 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
8312 machine restrictions
8313 * fixinc/fixincl.x: regen
8315 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8317 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
8319 (hash_scan_insn): Clean up calls to hash_scan_set.
8320 (compute_kill_rd): REGNO now unsigned.
8321 (try_replace_reg): Rework to use simplify_replace_rtx.
8322 (cprop_jump, cprop_cc0_jump): Likewise.
8323 (cprop_insn): Call find_reg_equal_equiv_note.
8324 Reflect changes to cprop_jump and cprop_cc0_jump.
8326 * recog.c (validate_replace_src): Replace in operands of
8327 ZERO_EXTRACT in SET_DEST.
8329 * cse.c (new_label_ref): New variable.
8330 (insert): Set it instead of recorded_label_ref.
8331 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
8332 CODE_LABEL for this function, and not already in REG_LABEL note.
8334 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
8336 * resource.c (mark_referenced_resources): Fix typo in introductory
8338 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
8341 2001-02-16 Jason Merrill <jason@redhat.com>
8343 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
8345 (gen_subprogram_die): Don't abort on seeing a second definition if
8346 the previous one was abstract. Don't replace an abstract instance
8347 in the lookup table.
8349 * dwarf2out.c (dwarf2out_abstract_function): Rename from
8350 gen_abstract_function.
8351 * dwarf2out.h: Declare it.
8352 * toplev.c (note_outlining_of_inline_function): New fn.
8353 * toplev.h: Declare it.
8354 * integrate.c (output_inline_function): Call it.
8355 * c-decl.c (duplicate_decls): Call it when redefining an extern
8356 inline. Don't inline the new defn.
8358 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
8360 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8362 * .gdbinit: Rename to gdbinit.in.
8363 * gdbinit.in: New file,
8364 * configure.in: Generate .gdbinit from gdbinit.in.
8365 * configure: Regenerated.
8366 * Makefile.in (distclean): Always remove .gdbinit.
8368 2001-02-16 Jakub Jelinek <jakub@redhat.com>
8370 * objc/objc-act.c (start_class): Register implemented_classes with
8373 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8375 * cppfiles.c (_cpp_make_system_header): Generate a file
8378 2001-02-15 Jim Meyering <meyering@lucent.com>
8380 * Makefile.in (install-common): Don't depend on installdirs here.
8381 Instead, make each of the lang.install-common targets (e.g.,
8382 c++.install-common in cp/Make-lang.in) depend on it.
8383 (install-driver): Depend on installdirs.
8385 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8387 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8389 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8392 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8394 * invoke.texi (--param): Document.
8396 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8398 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8400 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8402 * i386.md (extendsfdf2_2): Fix constraints.
8404 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8406 * i386.md (fop_df_3 splitter): Fix operand number.
8408 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8410 * invoke.texi (-mreg-alloc): Nuke.
8411 * i386.c (ix86_reg_alloc_order, regs_allocated,
8412 order_regs_for_local_alloc): Nuke.
8413 (override_options): Kill reg_alloc code.
8414 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8415 (REG_ALLOC_ORDER): SSE goes before I387.
8416 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
8417 (ix86_reg_alloc_order): Likewise.
8418 * i386-protos.h (ix86_reg_alloc_order): Kill.
8420 2001-02-14 Richard Henderson <rth@redhat.com>
8422 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
8424 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
8426 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
8428 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
8430 * i386-protos.h (ix86_memory_move_cost): Move offline.
8431 * i386.c (ix86_register_move_cost): Compute properly cost of
8432 SSE, MMX and i387 instructions.
8433 (*_cost): Add costs of SSE/MMX moves.
8434 (ix86_memory_move_cost): Move offline from ....; Likewise.
8435 * i386.h (MEMORY_MOVE_COST): .... here;
8436 (struct processor costs): Add new fields to represent costs
8439 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
8441 * regclass.c (init_reg_sets_1): Reinstall the optimization of
8442 move_cost together with Matt Kraai's fix.
8444 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8446 * Makefile.in (OBJS): Add params.o.
8448 2001-02-14 Richard Henderson <rth@redhat.com>
8449 DJ Delorie <dj@redhat.com>
8451 * jump.c (jump_optimize_1): When we delete a conditional jump
8452 preceeding a non-conditional jump to effectively the same place,
8453 make sure that the combined jump skips any clobber insns between
8456 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8458 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
8460 2001-02-14 Mark Mitchell <mark@codesourcery.com>
8462 * Makefile.in (toplev.o): Depend on params.h.
8463 (intergate.o): Likewise.
8464 (params.o): New target.
8465 * flags.h (inline_max_insns): Remove.
8466 * integrate.c: Include params.h.
8467 Use MAX_INLINE_INSNS instead of inline_max_insns.
8468 * params.c: New file.
8469 * params.h: Likewise.
8470 * params.def: Likewise.
8471 * toplev.c: Include params.h.
8472 (lang_independent_params): New variable.
8473 (decode_f_option): Use the param machinery instead of setting
8475 (independent_decode_option): Handle "--param name=value".
8476 (main): Register language-independent parameters.
8478 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
8480 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
8482 2001-02-14 Richard Henderson <rth@redhat.com>
8484 * regclass.c (init_reg_sets_1): Revert last two changes.
8486 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8488 * stor-layout.c (is_pending_size, put_pending_size): New functions.
8489 (variable_size): Call put_pending_size.
8490 * tree.h (is_pending_size, put_pending_size): Add prototypes.
8491 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
8492 sizes list, put newly created SAVE_EXPR there as well.
8494 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8496 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
8497 (errata_find_address_regs): load_group has only 2 entries.
8498 (errata_emit_nops): Likewise. shladd is not problematic.
8499 Clear last_group if nop was emitted.
8500 (fixup_errata): load_group has only 2 entries.
8503 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
8505 * c-lex.c (lex_number): Only warn traditionally for U suffix
8506 outside system macros.
8507 * cppexp.c (parse_number): Similarly.
8508 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
8509 * cppmacro.c (struct cpp_macro): New member node.
8510 (parse_args): Only warn about missing rest args if not
8512 (funlike_invocation_p): Similarly for uninvoked funlike macros.
8513 (cpp_sys_objmacro_p): New.
8514 (_cpp_create_definition): Store the node with the macro defn.
8515 Remember if the macro is defined in a system header.
8517 2001-02-13 DJ Delorie <dj@redhat.com>
8519 * configure.in (check_languages): determine languages to check
8520 * Makefile.in (check-c++): alias for check-g++
8521 (check-f77): alias for check-g77
8522 (CHECK_TARGETS): depend on configured languages
8524 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
8526 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8527 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8528 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8529 (sqrtextendsfdf2): Disable for SSE2.
8531 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8533 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8534 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8535 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8536 (sqrtextendsfdf2): Disable for SSE2.
8538 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
8540 * i386.md (movsfcc_1): Support integer cmove instruction.
8541 (movdfcc_1): Likewise; new splitter.
8543 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
8545 * i386.c (output_fp_compare): Support SSE.
8546 (prepare_fp_compare_args): SSE comparisons always support memory.
8547 * i386.h (TARGET_CMOVE): SSE imply cmove.
8548 * i386.md (cmp?f2): Enable for SSE too.
8549 (cmpfp_i*): Support SSE.
8551 (cmpfp_i_sse_only): New.
8552 (s*, b* fp expanters): Enable for SSE too.
8553 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
8556 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
8558 * regclass.c (init_reg_sets_1): Silence warning.
8560 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
8562 * i386.md (sqrt?f2): Change to expander.
8563 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8565 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8567 * rtlanal.c (find_reg_equal_equiv_note): New function.
8568 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8569 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8570 * rtl.h: Add declarations for above functions.
8572 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8574 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8576 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8577 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8578 * flow.c (mark_regs_live_at_end): Likewise.
8579 (calculate_global_regs_live): Likewise.
8580 * gcse.c (compute_hash_table): Likewise.
8581 (compute_kill_rd): Likewise.
8582 * resource.c (mark_target_live_regs): Likewise.
8583 * rtl.h (INVALID_REGNUM): New macro.
8585 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8587 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8589 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8591 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8594 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8596 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8598 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8599 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8600 (fop_sf_1_sse, fop_df_1_sse): New patterns
8601 (fop_*): Disable float_extend and float patterns for SSE compilation.
8602 * i386.c (output_387_binary_op): Support SSE.
8604 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8606 * i386.md (dummy_extendsfdf2): Support SSE2
8607 (extendsfdf2): Enable if 80387 or SSE2.
8608 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8609 and no MIX_I387_SSE2
8610 (extendsfdf2_1_sse_only): New pattern.
8611 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8613 (truncdfsf2_1): Support SSE.
8614 (truncdfsf2_2): Support SSE.
8615 (truncdfsf2_2_1_sse): New pattern.
8616 (fixtruncsfsi2): Always use SSE if available.
8617 (fix_truncsfsi_sse): New pattern.
8618 (fix_truncdfsi_sse): New pattern.
8619 (floatsis?f2): Support SSE.
8620 (floatsidf2_i387): New pattern.
8621 (floatsidf2_sse): Likewise.
8623 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8625 * configure.in: Use "have_gnat" variable, not "gnat".
8626 * configure: Regenerated.
8628 * config/sparc/sparc.c (function_value): Treat all non-record
8629 aggregate types like used to treat UNION_TYPE.
8631 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8633 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8634 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8636 (MASK_MIX_SSE_I387): New.
8637 (TARGET_SSE): SSE2 imply SSE.
8638 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8639 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8640 (enum reg_class): Add new classes.
8641 (REG_CLASS_NAMES): Likewise.
8642 (REG_CLASS_CONTENTS): Likewise.
8643 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8644 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8645 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8646 (CLASS_MAX_NREGS): Use new macros.
8647 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8648 * i386.md (pushsf, movsf): Support SSE.
8649 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8650 splitters to use ANY_FP_REGNO_P.
8651 (movdf_nointeger, movdf_integer): Likewise.
8653 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8655 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8656 (try_combine): Use it.
8658 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8660 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8661 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8662 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8663 (REGISTER_MOVE_COST): Likewise.
8664 * i386-protos.h (ix86_secondary_memory_needed,
8665 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8666 * i386.c (ix86_secondary_memory_needed,
8667 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8669 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8671 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8672 (HARD_REGNO_MODE_OK): Move offline to ....
8673 * i386.c (ix86_hard_regno_mode_ok) ... here;
8674 refuse all incorrect modes.
8675 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8677 2001-02-13 Richard Henderson <rth@redhat.com>
8679 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8680 entire operator; replicate that and match_dup the operands.
8681 (cmp_ccx_arith_op_set): Likewise.
8682 (cmp_cc_arith_op_not_set): Likewise.
8683 (cmp_ccx_arith_op_not_set): Likewise.
8685 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8687 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8689 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8691 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8692 (TARGET_NO_BITFIELD_WORD): New macro.
8693 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8694 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8696 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8698 * cselib.c: New file, from simplify-rtx.c.
8699 * simplify-rtx.c: Remove cselib parts.
8700 * Makefile.in: Add cselib.o.
8702 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8704 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8705 (setup_incoming_varargs): Remove warning.
8707 * config/rs6000/rs6000.c (validate_condition_mode): When
8708 flag_fast_math, allow floating-point conditionals to be reversed.
8709 (rs6000_generate_compare): When flag_fast_math, don't generate
8710 cror operations for FP conditionals.
8712 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
8714 (ASM_SPEC): Likewise.
8715 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
8716 (CC1_SPEC): Likewise.
8717 (LINK_TARGET_SPEC): Likewise.
8718 (CPP_ENDIAN_SPEC): Likewise.
8719 * Makefile.in (check-consistency): New target.
8721 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
8723 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
8724 "return type defaults" warning for functions with return type
8726 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
8727 function declarations by default rather than only when pedantic.
8729 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
8731 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
8734 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8736 * extend.texi (Deprecated): Deprecate new initializer lists.
8738 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8740 * mkdeps.c (deps_add_default_target): Robustify. Add
8741 basename component only.
8742 * cpp.texi (-M): Describe how default target is generated.
8743 * invoke.texi (-M): Likewise.
8745 2001-02-12 Kazu Hirata <kazu@hxi.com>
8747 * toplev.c (push_float_handler): Remove.
8748 (pop_float_handler): Remove.
8749 * toplev.h: Remove prototypes for the above functions.
8751 2001-02-12 Jakub Jelinek <jakub@redhat.com>
8753 * c-common.c (constant_fits_type_p): New function.
8754 (convert_and_check): Use it.
8756 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8758 * Makefile.in (GXX_ABI_FLAG): Don't define.
8759 * configure.in (--enable-new-gxx-abi): Remove option.
8760 * config.in: Regenerated.
8761 * configure: Likewise.
8763 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
8765 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
8767 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
8768 regular basic block, and arrange for all edges into it to switch
8771 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8773 * Makefile.in (distclean): Do not remove .gdbinit.
8775 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8777 * Makefile.in (gcc.o): Fix typos.
8778 (protize.o): Likewise.
8779 (unprotoize.o): Likewise.
8781 2001-02-11 Richard Henderson <rth@redhat.com>
8783 * tree.c (build1): Check for null operand in last change.
8785 2001-02-11 Richard Henderson <rth@redhat.com>
8787 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
8788 (fold): Don't assume a constant isn't foldable.
8789 * tree.c (build): Set TREE_CONSTANT for an expression with no
8790 side-effects and constant operands.
8793 2001-02-10 Richard Henderson <rth@redhat.com>
8795 * jump.c (squeeze_notes): Revert 2000-05-12 change.
8797 2001-02-10 Anthony Green <green@redhat.com>
8799 * cpp.texi (Standard Predefined): Add documentation for
8802 * c-common.c (combine_strings): Improve warning message.
8804 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
8806 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
8808 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
8810 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
8812 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
8815 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8817 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
8820 2001-02-09 Nick Clifton <nickc@redhat.com>
8822 * config/arm/arm.md: Change output contraint on post inc
8823 load/store multiple patterns to be a read/write contraint.
8825 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
8827 * gcc.c (cpp_options): Delete .d files on error. Don't delete
8828 .o files when using the -M options.
8830 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8831 David Edelsohn <edelsohn@gnu.org>
8833 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
8834 handle DImode constants. Use one TOC entry for SImode and smaller
8835 constants, aligned properly.
8837 2001-02-08 Jason Merrill <jason@redhat.com>
8839 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
8840 about the SP adjustment for saving the static chain pointer.
8841 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
8842 offset when setting a temporary CFA register.
8844 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
8846 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
8847 powerpc-*-chorusos* .
8848 * config/rs6000/chorus.h : New file.
8849 * config/i386/chorus.h : New file.
8850 * config/sparc/chorus.h : New file.
8851 * config/sparc/t-chorus-elf : New file.
8853 2001-02-08 David Edelsohn <edelsohn@gnu.org>
8855 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
8856 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
8857 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
8858 (__WCHAR_TYPE__): Correct macro name.
8860 2001-02-08 Richard Henderson <rth@redhat.com>
8862 * config/i386/i386.c (ix86_frame_pointer_required): New.
8863 (ix86_setup_frame_addresses): New.
8864 (struct machine_funciton): Add accesses_prev_frame.
8865 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
8866 ix86_frame_pointer_required.
8867 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
8868 (SETUP_FRAME_ADDRESSES): New.
8869 * config/i386/i386-protos.h: Update.
8870 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
8871 from FRAME_POINTER_REQUIRED.
8872 * config/i386/svr3gas.h: Likewise.
8873 * config/i386/sysv3.h: Likewise.
8874 * config/i386/v3gas.h: Likewise.
8876 2001-02-08 Richard Henderson <rth@redhat.com>
8878 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8879 calculation of the number of integer registers required.
8880 (function_arg_record_value): Likewise.
8882 2001-02-08 Jason Merrill <jason@redhat.com>
8884 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8885 two. Print file and line with "confused" message.
8887 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8889 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8891 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8893 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8895 * final.c (cleanup_subreg_operands): The address of a MEM can
8898 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8901 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
8903 * gcc.texi (Incompatibilities): Update documentation of
8904 preprocessing numbers.
8906 2001-02-07 Jakub Jelinek <jakub@redhat.com>
8908 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
8910 2001-02-07 Mark Mitchell <mark@codesourcery.com>
8912 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
8914 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
8915 * gcc.c (struct compiler): Add cpp_spec field.
8916 (input_file_compiler): New variable.
8917 (do_spec_1): Allow a particular compiler to handle `%C'
8919 (main): Store the current compiler in input_file_compiler.
8920 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
8922 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
8924 * cpphash.h (struct spec_nodes): Add n_true and n_false.
8925 * cppinit.c (cpp_create_reader): Initialize them.
8926 (append_include_chain): cxx_aware arg might be unused.
8927 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
8928 keywords and give them their phase 7 meaning. Pedwarn about
8929 this unless '__bool_true_false_are_defined' is defined.
8931 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8933 * lcm.c (optimize_mode_switching): Emit mode_set before the
8934 JUMP_INSN of an abnormal edge.
8936 2001-02-07 Bernd Schmidt <bernds@redhat.com>
8938 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
8939 a scheduling barrier at the end.
8941 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
8943 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8945 * config/sh/sh.md (reload_outsf): Removed.
8946 (movsf_ie): Introduce constraints for FPUL loads and stores.
8947 (reload_insf): Broaden the output constraint.
8949 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
8951 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
8952 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
8954 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
8956 * final.c: Revert my previous changes.
8957 * output.h: Make profile_label_no extern.
8958 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
8959 for generating label.
8961 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
8963 * config/i386/djgpp.h: Add comments about standard paths.
8964 (MD_EXEC_PREFIX): Undefine before defining.
8965 (MD_STARTFILE_PREFIX): New.
8967 2001-01-30 Bruce Korb <bkorb@gnu.org>
8969 fixinc/fixincl.c(process): Emit error message only if appropriate :)
8970 (load_file): do not rely on load_file_data() to close file pointer
8971 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
8972 fixinc/inclhack.def(irix_limits_const): add test_text
8974 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8976 * cppexp.c (parse_defined): Improve diagnostics for invalid
8979 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8981 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
8983 2001-02-06 Mark Mitchell <mark@codesourcery.com>
8985 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
8986 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
8987 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
8988 (rs6000_output_symbol_ref): New function.
8989 (output_toc): Use VTABLE_NAME_P.
8991 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8993 * print-tree.c (print_node, case PARM_DECL):
8994 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
8996 * stor-layout.c (reference_types_internal): New variable.
8997 (internal_reference_types): New function.
8998 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
8999 * tree.h (internal_reference_types): New declaration.
9001 * cse.c (find_best_addr): Fix typo in computing cost.
9003 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9005 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
9006 and this is the sum of a pointer and a constant, we know the result
9008 (num_sign_bit_copies, case PLUS): Likewise.
9009 * explow.c (convert_memory_address): Remove opposite SUBREG.
9010 * function.c (instantiate_new_reg): New function (from common code).
9011 (instantiate_virtual_regs_1): Call it.
9012 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
9013 if pointers sign- or zero-extend.
9014 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
9015 If pointers extend unsigned, use inside of SUBREG.
9016 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
9018 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
9020 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
9021 subdir of gcc_gxx_include_dir.
9022 (gcc_gxx_target_include_dir): Remove.
9024 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
9026 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
9027 (dwarf2out_frame_debug_expr): Revise introductory comments to add
9028 a high-level description.
9030 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
9032 * final.c: Move the declaration of profile_label_no to ...
9033 * output.h: ... here.
9034 * function.c (expand_function_start): Call PROFILE_HOOK.
9035 * config/rs6000/aix.h: Define PROFILE_HOOK.
9036 * config/rs6000/rs6000-protos.h: output_profile_hook new.
9037 * config/rs6000/rs6000.c (output_profile_hook): Define.
9038 (output_prolog): Do nothing for ABI_AIX as it is taken care by
9039 output_profile_hook.
9040 tm.texi : Explain new macro PROFILE_HOOK.
9042 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
9044 * extend.texi (Extended Asm): Do not say that semicolon is always
9045 a valid line-breaking character for GNU assemblers. Use
9046 newline-tab as the most commonly supported syntax. Use
9047 newline-tab rather than semicolon in multi-insn examples.
9049 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9051 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
9053 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9054 David Edelsohn <edelsohn@gnu.org>
9056 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
9057 code for AIX, even without flag_pic.
9059 2001-02-05 Jakub Jelinek <jakub@redhat.com>
9061 * c-typeck.c (common_type): push and pop binding level around
9062 calling common_type on function parameters.
9064 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
9066 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
9068 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9070 * config/mips/mips.c (override_options): Fix typo in last change.
9071 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
9072 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
9074 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
9076 * invoke.texi (-fdump-class-layout): Document.
9077 (-fdump-translation-unit): Use `=' as filename separator.
9079 2001-02-05 Mark Mitchell <mark@codesourcery.com>
9081 * Makefile.in (s-mlib): Don't build multilibs if
9083 (DRIVER_DEFINES): Adjust accordingly.
9085 (protoize.o): Likewise.
9086 (unprotoize.o): Likewise.
9087 * configure.in: Recognize --enable-multilib.
9089 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9091 * Makefile.in (DRIVER_DEFINES): Fix quoting.
9093 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
9094 * configure.in: Remove --enable-libstdcxx_v3 support.
9095 * configure: Regenerated.
9097 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9099 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
9100 Call abort instead of fatal.
9101 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
9102 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
9103 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
9104 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
9105 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
9106 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
9108 * diagnostic.h (set_internal_error_function): Renamed.
9109 * toplev.h (internal_error): Renamed from fatal.
9110 (pfatal_with_name): Deleted.
9111 (fatal_io_error): Now has printf-style arguments.
9112 * diagnostic.c (pfatal_with_name): Deleted.
9113 (fatal_io_error): Rework to have args in printf-style.
9114 (set_internal_error_function): Renamed from set_fatal_function.
9115 (internal_error): Renamed from fatal.
9116 (error_recursion, fancy_abort): Call internal_error instead of fatal.
9117 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
9118 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
9119 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
9120 * flow.c (verify_flow_info): Likewise.
9121 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
9122 * config/mips/mips.c (save_restore_insns): Likewise.
9124 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
9125 * flow.c (verify_flow_info): Likewise.
9126 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
9127 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
9128 (avr_normalize_condition): Likewise.
9129 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
9130 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
9131 (limit_reload_class, double_reg_to_memory): Likewise.
9132 (print_operand_address, emit_1600_code_shift): Likewise.
9133 (gen_tst_reg, gen_compare_reg): Likewise.
9134 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
9135 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
9137 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
9139 * c-parse.in (methoddef): Call fatal_error instead of fatal.
9140 * objc/objc-act.c (build_ivar_chain): Likewise.
9141 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
9143 * graph.c (clean_graph_dump_file): Likewise.
9144 * profile.c (init_branch_prob): Likewise.
9145 * objc/objc-act.c (objc_init): Likewise.
9147 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
9148 * config/avr/avr.c (avr_override_options): Likewise.
9149 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
9150 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
9151 * config/h8300/h8300.c (h8300_init_once): Likewise.
9152 * config/mips/mips.c (override_options): Likewise.
9153 * config/i386/i386.c (override_options): Likewise, rework.
9154 * config/m68k/m68k.c (override_options): Likewise.
9156 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
9158 * config/mips/mips.c (print_operand): Likewise.
9159 * hash.c (hash_allocate): Don't check for failure returns from
9160 obstack functions that can't fail.
9161 (hash_table_init_n, hash_table_init): Likewise; also now return void.
9162 * hash.h (hash_table_init_n, hash_table_init): Now return void.
9163 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
9164 (get_object_reference): Likewise.
9166 2001-02-04 Nick Clifton <nickc@redhat.com>
9168 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
9169 StrongARM1110, 10TDMI, and 1020T.
9171 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9173 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
9175 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
9177 * config/sh/sh.md (movdf load split): Pass register number to
9178 FP_OR_XD_REGISTER_P.
9180 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9182 * cppinit.c (BC): New macro.
9183 (builtin_array): Add __GXX_WEAK__.
9184 * cpplib.h (builtin_type): Add BT_WEAK.
9185 * cppmacro.c (builtin_macro): Handle BT_WEAK.
9186 * defaults.h (SUPPORTS_ONE_ONLY): Define.
9187 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
9189 2001-02-03 Jakub Jelinek <jakub@redhat.com>
9191 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
9193 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9195 * cpphash.h: Rename _ALIGN POOL_ALIGN.
9196 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9198 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9200 * cpphash.h: Rename ALIGN _ALIGN.
9201 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9203 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
9205 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
9206 compilation environment.
9207 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
9208 control over location of cygwin includes and libs.
9210 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9212 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
9214 2001-02-02 lars brinkhoff <lars@nocrew.org>
9216 * md.texi (Standard Names): remove reference to spur.md.
9218 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9220 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
9221 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
9222 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
9223 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
9224 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
9226 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9228 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
9229 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
9230 number before reload.
9231 (c4x_adjust_cost): Return zero before reload.
9232 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
9233 split before reload.
9235 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9237 * c4x.c (c4x_hard_regno_rename_ok): New.
9238 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
9239 * c4x.h (HARD_REGNO_RENAME_OK): Define.
9241 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9243 * diagnostic.h: Add missing "extern" in all declarations.
9245 2001-02-02 Alex Samuel <samuel@codesourcery.com>
9247 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
9248 as for gcc_gxx_include_dir.
9250 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9252 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
9254 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9256 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
9257 label before alignment to be used as the braf base address.
9258 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
9260 (casesi_jump_2): Require at least TARGET_SH2.
9262 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
9263 truncation to 32-bit doubles on -m3e and -m4-single-only.
9265 2001-02-02 Mark Mitchell <mark@codesourcery.com>
9267 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
9268 the default when building a shared object.
9269 (init_spec): Use it.
9270 * testsuite/lib/g++.exp: Include the directory where libgcc
9271 is located to the LD_LIBRARY_PATH list.
9272 * invoke.texi (-shared-libgcc): Document the cases in which
9273 GCC defaults to using the shared libgcc.
9275 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9277 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
9278 unsigned is wide enough.
9280 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
9281 (si_to_float): Likewise.
9282 (float_to_si, float_to_usi): Use BITS_PER_SI.
9284 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9286 * dwarf2out.c: Added explanation of abbreviations.
9287 (def_cfa_1): Added comments listing DWARF2 instructions.
9288 (cfa_temp_reg): Removed in favor of cfa_temp.
9289 (cfa_temp_value): Removed in favor of cfa_temp.
9290 (cfa_temp): New global variable.
9291 (dwarf2out_frame_debug_expr): Added extensive introductory
9292 comments explaining the function's transformations. Revised to
9293 use cfa_temp. Added some rtx checking. Generalize IOR case.
9294 (dwarf2out_frame_debug): Revised to use cfa_temp.
9295 (output_aranges): Cast as "unsigned" to avoid warning.
9296 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
9297 explain which instructions must be marked.
9299 2001-02-01 Richard Henderson <rth@redhat.com>
9301 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
9304 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
9306 * config/sh/crt1.asm (main_k): Modified so that start calls
9307 ___setup_argv_and_call_main.
9309 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
9311 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
9312 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
9313 and AVOID_LPASTE is cleared on meeting an unescaped newline.
9314 * cppmacro.c (builtin_macro): Set builtin flags here.
9315 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
9316 (replace_args): Clarify intent.
9317 (cpp_get_token): Macro expansion tokens get the saved flags.
9319 * cppmain.c (scan_buffer): Remove now-redundant print.printed
9322 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9324 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
9327 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9329 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
9330 returns Pmode pseudo, but we need ptr_mode.
9331 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
9332 Remove bogus conversions; use HOST_WIDE_INT for size.
9333 Don't use TARGET if wrong mode.
9335 * config/i386/i386.c (ix86_compute_frame_size): Allow
9336 stack_alignment_needed to be non-default even if size is zero.
9338 2001-01-31 Alan Modra <alan@linuxcare.com.au>
9340 * pa.c (hppa_init_pic_save): New function.
9341 * pa.h (hppa_init_pic_save): Declare.
9342 * pa.md (call, call_value, sibcall, sibcall_value): Use
9343 the above instead of duplicated code.
9345 * pa.c (hppa_encode_label): Correct size of alloca buffer
9346 so we don't overrun it. Correct leading `*' case.
9347 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
9348 need to handle `*@'.
9349 (FUNCTION_NAME_P): Likewise.
9351 2001-01-31 Richard Henderson <rth@redhat.com>
9353 * config.gcc (alpha-osf5): Use float-i128.h.
9355 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
9356 * config/float-i32.h: Likewise.
9357 * config/float-i64.h: Likewise.
9358 * config/float-sh.h: Likewise.
9359 * config/float-sparc.h: Likewise.
9361 2001-01-31 DJ Delorie <dj@redhat.com>
9363 * expmed.c (extract_bit_field): allow non-integral modes if we
9364 want to extract a whole register from itself.
9366 2001-01-31 Jakub Jelinek <jakub@redhat.com>
9368 * c-typeck.c (set_init_index): If first is equal to last, assume as
9369 if it was not a range at all.
9371 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9373 * config/fp-bit.c: Include tm.h.
9374 (float_to_si): Don't assume SImode is 32-bits wide.
9375 (float_to_usi): Likewise.
9377 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9379 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9381 (typename): Call pending_xref_error after parsing typed_typespecs.
9382 * c-decl.c (lookup_tag): Give error immediately rather than
9383 leaving it pending if the tag of the wrong type is in the same
9385 (xref_tag): Don't pedwarn for forward declarations of enum types
9387 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9390 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9392 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9394 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9396 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9397 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9399 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9401 * cpphash.h (struct cpp_reader): New saved_flags.
9402 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9403 to avoid a paste after a pasted token.
9405 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9407 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9408 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9409 Wtype_MIN instead of LONG_MIN.
9411 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9413 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9415 * fixinc/fixincl.x: Regenerated.
9416 * fixinc/inclhack.def (irix_limits_const): New definition to
9417 convert "const" to "__const" in limits.h.
9419 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9421 * fixinc/genfixes (AG): Fix "autogen4" thinko.
9423 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9425 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
9426 when register dies in the insn.
9428 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9430 * diagnostic.c (fatal): Fix word wrap.
9432 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
9434 * combine.c (try_combine): Fix SUBREG setting for
9435 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
9437 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9439 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
9442 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9444 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
9446 * toplev.c (decode_W_option): Update warn_larger_than
9447 unconditionally for each processed switch.
9449 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9451 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
9453 (hppa_expand_prologue): Delete code to save pic offset table register
9454 in the function prologue.
9455 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
9456 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
9457 table register at the beginning of the function after the prologue.
9459 2001-01-29 lars brinkhoff <lars@nocrew.org>
9461 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
9463 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
9464 Jeff Law <law@redhat.com>
9466 * pa.md (return): Revise comment for trivial return.
9467 (return_internal): Non-trivial return pattern for non-PIC code.
9468 (return_internal_pic): Non-trivial return pattern for PIC code.
9469 It uses the PIC register to ensure it is restored after
9471 (epilogue): Generate appropriate return for PIC and non-PIC code.
9473 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
9475 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
9477 2001-01-29 DJ Delorie <dj@redhat.com>
9479 * combine.c (if_then_else_cond): Pass the correct mode to
9480 operand_subword() for constants.
9482 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
9484 * config/i386/cygwin.h: Add w32api to include search. Search different
9485 directories in a cross-build environment.
9487 2001-11-29 Tim Josling <tej@melbpc.org.au>
9489 * tree.h (TYPE_STUB_DECL): Add documentation.
9491 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
9493 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
9494 (sdbout_field_types): Likwise. Fix use of host_integerp.
9496 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
9498 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
9501 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
9503 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
9504 to use flag_gnu_linker.
9506 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9508 * cpplib.c (T_BAD_DIRECTIVE): Remove.
9509 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
9511 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
9513 * tree.c, tree.h (build_parse_node): Remove; was identical to
9515 * c-lang.c (start_cdtor), objc/objc-act.c
9516 (build_module_descriptor): Use build_nt instead of
9519 2001-01-29 Jakub Jelinek <jakub@redhat.com>
9521 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
9522 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
9523 not have any upper bits set.
9525 2001-01-29 Phil Edwards <pme@sources.redhat.com>
9527 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
9529 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9531 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
9533 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
9535 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
9536 (integer_minus_one_node): Define.
9538 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
9540 * Makefile.in (bootstrap2-lean): Fix typo.
9542 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
9544 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
9545 : Don't set fe_value.
9546 * cpplib.h (AVOID_LPASTE): New flag.
9547 (struct cpp_hashnode): Remove fe_value.
9548 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
9549 * cppmacro.c (builtin_macro): Don't set flags here.
9550 (replace_args): Set AVOID_LPASTE flag on first token of an
9551 argument, and the token following it.
9552 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
9553 macro expansion, and on the token following it. Do it for
9555 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
9557 2001-01-27 Richard Henderson <rth@redhat.com>
9559 * config/alpha/t-ieee: Remove multilibbing.
9560 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9562 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9564 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9566 * Makefile.in: Remove all dependencies on defaults.h.
9567 * builtins.c: Don't include defaults.h.
9568 * c-common.c: Likewise.
9569 * c-decl.c: Likewise.
9570 * c-pragma.c: Likewise.
9571 * c-typeck.c: Likewise.
9572 * combine.c: Likewise.
9574 * frame-ia64.c: Likewise.
9575 * cppexp.c: Likewise.
9576 * crtstuff.c: Likewise.
9577 * dbxout.c: Likewise.
9578 * dwarf2out.c: Likewise.
9579 * dwarfout.c: Likewise.
9580 * emit-rtl.c: Likewise.
9581 * except.c: Likewise.
9583 * final.c: Likewise.
9584 * frame-dwarf2.c: Likewise.
9585 * libgcc2.c: Likewise.
9586 * optabs.c: Likewise.
9587 * profile.c: Likewise.
9588 * sdbout.c: Likewise.
9589 * toplev.c: Likewise.
9590 * tradcif.y: Likewise.
9592 * varasm.c: Likewise.
9594 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9596 * builtins.c (expand_builtin_fputs): Use size_one_node when
9597 transforming into fwrite.
9599 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9601 * extend.texi (Attribute Syntax): New section.
9603 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9605 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9606 they didn't need fixing.
9608 2001-01-27 Janis Johnson <janis@us.ibm.com>
9610 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9612 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9613 to remove macro definitions that are duplicated from elfos.h.
9615 2001-01-27 Richard Henderson <rth@redhat.com>
9617 * config/i386/sco5gas.h: Move ...
9618 * config/usegas.h: ... here.
9619 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9621 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9623 * c-typeck.c (struct constructor_stack): Add range_stack member.
9624 (really_start_incremental_init): Clear it.
9625 (push_init_level): Save constructor_range_stack and clear it if
9626 pushing explicit braces.
9627 (pop_init_level): abort if constructor_range_stack is non-zero at
9628 explicit closing brace. Restore saved constructor_range_stack if
9631 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9633 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9634 into register was forced into memory.
9636 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9638 * Makefile.in: Remove uses of + before $(MAKE).
9640 2001-01-26 Richard Henderson <rth@redhat.com>
9642 * stmt.c (cost_table): Remove.
9643 (COST_TABLE, cost_table_initialized): New.
9644 (estimate_case_costs): Use the later instead of the former.
9645 (balance_case_nodes): Likewise.
9647 2001-01-26 Richard Henderson <rth@redhat.com>
9649 * alias.c (objects_must_conflict_p): Read-only slots may not
9650 conflict despite having the same type.
9652 2001-01-27 Michael Hayes <mhayes@redhat.com>
9654 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9656 (check_ext_dependant_givs): Initialise u_start_val and
9658 (load_mems): Make last_max_reg unsigned.
9659 (try_swap_copy_prop): Use INSN_P and initialise set.
9661 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9663 * README.AVR : Removed.
9665 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9667 * pa-64.h (text_section): Remove declaration.
9669 * pa.md (return_internal): Remove mode on PIC register use.
9671 2001-01-25 lars brinkhoff <lars@nocrew.org>
9673 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9674 ASM_CLOSE_PAREN): fix typos.
9676 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9678 * acconfig.h: Define `const' to the empty string if neither
9679 __STDC__ nor __cplusplus is defined.
9680 * config.in: Regenerated.
9682 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9684 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9685 * collect2.c (main): Delete importf. Add ".obj" file extension.
9686 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9687 (aix_std_libs): Add additional AIX libraries to skip.
9688 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9689 * config/rs6000/aix51.h: New file.
9691 2001-01-25 Michael Hayes <mhayes@redhat.com>
9693 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9694 (loop_insn_emit_before): No longer static.
9695 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9696 (loop_givs_rescan, load_mems): Likewise.
9697 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9698 (maybe_eliminate_biv_1):
9699 (move_movables): Replace emit_call_insn_before with
9700 loop_call_insn_hoist.
9701 * loop.h (loop_insn_emit_before): Add.
9702 * unroll.c (copy_loop_body): Replace emit_insn_before with
9703 loop_insn_emit_before.
9705 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
9707 * diagnostic.c (fatal): Request preprocessed source.
9709 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
9711 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
9712 olddecl has argument types and newdecl has none, use the argument
9715 2001-01-24 Ulrich Drepper <drepper@redhat.com>
9717 * dwarf2out.c (prefix_of): New function. Determine longest common
9718 prefix of the two arguments. The units are whole path components.
9719 (output_file_names): When adding a new directory find the one entry
9720 with the longest common prefix already in the list. Artificially
9721 generate entry if there is none for this prefix.
9722 Fix test to check whether the zeroth directory entry is used.
9724 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
9726 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
9727 Changed all callers. Take it into account when deciding if a
9728 previously loaded value matches.
9730 2001-01-24 Richard Henderson <rth@redhat.com>
9732 * reload.c (find_reloads_subreg_address): Fail the substitution
9733 if the resulting address is insufficiently aligned.
9735 2001-01-24 DJ Delorie <dj@redhat.com>
9737 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
9738 check the original operand's mode also.
9739 * simplify-rtx.c (simplify_ternary_operation): Ditto.
9741 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9743 * c-parse.in (cast_expr): Move compound literals from here ...
9744 (primary): ... to here. Use standard terminology "compound
9745 literal" instead of "constructor expression".
9747 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9749 * gcc.1, cpp.1: Regenerate.
9751 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
9753 * calls.c (emit_library_call_value_1): Memory slot for
9754 pass-by-reference argument should have the mode of the argument,
9755 not of the pointer to it.
9757 2001-01-24 Tom Tromey <tromey@redhat.com>
9759 * gcc.texi (G++ and GCC): Mention gcj manual.
9760 (Standards): Link to section of manual mentioning gcj/Java
9763 2001-01-24 Jakub Jelinek <jakub@redhat.com>
9765 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
9766 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
9767 * tradcpp.c (main): Add -imacros or -include'd dependencies
9769 * cpp.texi (-M, -MM): Document -M -include behaviour.
9771 2001-01-24 Roger Collins <roger@ProProject.com>
9773 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
9775 2001-01-24 Will Cohen <wcohen@redhat.com>
9777 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
9778 whether registers are 32 bits or 64 bits in size.
9780 2001-01-24 Ben Elliston <bje@redhat.com>
9782 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
9784 2001-01-24 Richard Henderson <rth@redhat.com>
9786 * config/alpha/alpha.md (builtin_longjmp_internal): New.
9787 (builtin_longjmp): Use it instead of emit_indirect_jump.
9789 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
9791 * bb-reorder.c (make_reorder_chain_1): Handle case where
9792 jump edge goes to the same block as the fallthru edge.
9794 2001-01-23 Jim Wilson <wilson@redhat.com>
9796 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
9797 * frame.h (__ia64_personality_v1): Add prototype.
9798 * libgcc2.c (ia64_throw_helper): Change personality declaration to
9799 prototype form. Add void * cast to first argument to personality
9801 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
9802 (asctoe113): Likewise.
9803 * config/ia64/frame-ia64.c: Include eh-common.h.
9804 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
9806 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
9808 (itanium_split_issue): Add prototype.
9809 (gen_nop_type): Ifdef out.
9810 (find_best_packet): Initialize best_packet.
9811 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
9813 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
9814 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
9815 (flushrs): Add explicit stop bit at end.
9816 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
9819 2001-01-23 Chris Demetriou <cgd@broadcom.com>
9821 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
9823 * libgcc2.c (__terminate_func): Make variable static.
9824 (__terminate_set_func): New function to set __terminate_func.
9825 * libgcc2.h (__terminate_func_ptr): New typedef.
9826 (__terminate_set_func): New function.
9828 2001-01-23 Richard Henderson <rth@redhat.com>
9830 * flow.c (init_propagate_block_info): Don't consider unchanging
9831 memories for dead frame store elimination.
9833 2001-01-23 Richard Henderson <rth@redhat.com>
9835 * varasm.c (UNIQUE_SECTION): Move default implementation ...
9836 * defaults.h: ... here.
9838 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9840 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
9842 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9844 * c-lex.c (lex_charconst): Fix typo: s/p/str.
9846 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9848 * rs6000.h (rs6000_return_addr): Move prototype from here...
9849 * rs6000-protos.h (rs6000_return_addr): ...to here.
9850 (rs6000_init_expanders): Delete prototype.
9852 2001-01-23 Nick Clifton <nickc@redhat.com>
9854 * invoke.texi: Replace , with \, inside @gccoptlist macros.
9855 (Spec Files): Document %B and %j and %. and %v3 and %M and
9856 %{S*&T} spec switches.
9858 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9860 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
9862 2001-01-23 Chris Demetriou <cgd@sibyte.com>
9863 Neil Booth <neil@daikokuya.demon.co.uk>
9865 * cpperror.c: Merge handlers of PEDWARN and WARNING.
9866 Have -Werror make pedantic warnings errors, like the
9869 2001-01-23 Phil Edwards <pme@sources.redhat.com>
9871 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
9873 2001-01-23 Jakub Jelinek <jakub@redhat.com>
9875 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
9876 * integrate.c (expand_inline_function): Initialize them.
9877 (subst_constants): If changing COMPARE so that both its arguments
9878 will be VOIDmode and the comparison mode will be lost, note
9879 compare_mode. Use the recorded compare_mode to optimize
9882 2001-01-23 Jason Merrill <jason@redhat.com>
9884 * dwarf2out.c (new_die): Use xcalloc.
9885 (output_die): Abort rather than emit a local reference to offset 0.
9887 2001-01-17 Andrew Haley <aph@redhat.com>
9889 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9890 of a saved register; return NULL instead.
9891 (copy_reg): Take a pointer to a source register rather than a
9893 (next_stack_level): Remember the address in the stack frame of all
9895 Use the saved register pointer array as the source of the CFA.
9896 (throw_helper): Rewrite. Unwind once rather than twice and keep
9897 track of saved registers as we go.
9899 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9901 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9902 * c4x.c (c4x_legitimize_reload_address): Remove.
9903 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
9904 reload address for ldp(k) insn.
9906 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
9908 * pa.md (return_internal): Add a USE of the PIC register to ensure
9909 it is restored after each call.
9910 (return expander): Corresponding changes.
9912 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9914 * rs6000.h (INIT_EXPANDERS): Delete.
9915 (RETURN_ADDR_RTX): Call rs6000_return_addr().
9916 * rs6000.c (rs6000_override_options): Call *_machine_status from
9918 (rs6000_init_expanders): ...instead of here. Delete.
9919 (rs6000_mark_machine_status): New function.
9920 (rs6000_init_machine_status): Use xcalloc.
9921 (rs6000_return_addr): Generate RTX for the return address.
9922 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
9923 (rs6000_stack_info): Use it.
9925 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
9927 * gthr-win32.h: Include errno.h to get a declaration for
9928 EINVAL and _mingw.h if the target is mingw32.
9930 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
9932 * cpp.texi: Correct typos.
9934 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9936 * explow.c (probe_stack_range): Ensure value passed to
9937 stack_check_libfunc is ptr_mode, not Pmode.
9939 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
9941 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
9942 case, don't use operand_subword to calculate a SUBREG that is
9945 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
9947 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9949 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
9950 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
9951 valid. If not replace it by equivalent insns.
9953 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9955 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
9956 contains SYMBOL_REF, LABEL_REF and CONST_INT.
9957 (c4x_U_constraint, symbolic_address_operand): Likewise.
9958 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
9960 (c4x_r11_set_p, c4x_check_laj_p): New functions.
9961 * c4x-protos.h (c4x_check_laj_p): Add prototype.
9962 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
9963 anulling slot because of silicon bug.
9964 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
9966 2001-01-22 Alan Modra <alan@linuxcare.com.au>
9968 * cppexp.c (parse_charconst): Change `mask' type to agree
9971 2001-01-21 Richard Henderson <rth@redhat.com>
9973 * config/i386/i386.c (ix86_asm_file_end): Disable putting
9974 pic_label_name in a linkonce section.
9976 2001-01-17 Philipp Thomas <pthomas@suse.de>
9978 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
9980 * configure: Regenerate.
9982 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
9984 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
9985 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
9987 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
9989 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
9990 If REVERSE nonzero then condition code in X must be reversed.
9991 (encode_section_info): Optimise if/else.
9992 (avr_function_value): Fix formatting.
9994 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
9995 (difficult_branch): Likewise.
9996 (rvbranch): Likewise.
9997 (difficult_rvbranch): Likewise.
9999 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
10001 * config/avr/libgcc.S: Fix comment.
10003 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10005 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
10007 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10009 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
10011 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10013 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
10014 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
10015 * configure, config.in: Regenerate.
10016 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
10017 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
10018 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
10019 (doprint.o): New rule.
10021 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
10023 * c-typeck.c (digest_init): Handle boolean types as scalars.
10025 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10027 * stmt.c (expand_return): Don't return anything if size is zero.
10028 Delete redundant assignment to BYTES.
10029 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
10031 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
10033 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
10034 the same as the default library function names.
10035 * config/avr/avr.md: Document special characters after '%'.
10036 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
10037 knowing which of the call-used registers are really clobbered.
10038 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
10039 New. Both quotient and remainder from one libgcc.S call.
10040 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
10041 clobber as few registers as possible.
10042 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
10044 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
10046 * cppmacro.c (funlike_invocation_p): Don't move back up to the
10047 context of the top of the stack.
10049 2001-01-20 Jakub Jelinek <jakub@redhat.com>
10051 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
10052 (fixup_var_refs_insns): ...here.
10054 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
10056 * function.c (fixup_var_refs_insns): Break up into
10057 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
10058 [loop over entire insn list], and fixup_var_refs_insns_with_hash
10059 [loop over hash table entries].
10060 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
10061 fixup_var_refs_insns_with_hash, to match above changes.
10063 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10065 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
10066 (libgcc.a): Likewise.
10067 (stmp-multilib): Likewise.
10068 (STAGE2_FLAGS_TO_PASS): Likewise.
10070 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10072 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
10073 temporary if no_new_pseudos.
10075 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
10077 * cppinternals.texi: Update.
10079 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
10081 * arm.c (arm_init_builtins): Re-enable builtins.
10083 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10085 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
10086 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
10087 element to be null, and always expect an EXPR_LIST.
10088 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
10089 * sched-deps.c (sched_analyze_1): Likewise.
10090 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10092 * regclass.c (max_set_parallel): New variable.
10093 (reg_scan): Take it into account in computation of max_parallel.
10094 (reg_scan_mark_refs, case SET): Compute it.
10096 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
10098 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
10099 * function.c (assign_parms): Use INTVAL for a CONST_INT.
10101 2001-01-19 Jason Merrill <jason@redhat.com>
10103 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
10104 for the abstract instance of an inline function.
10106 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
10107 J"orn Rennecke <amylaar@redhat.com>
10109 * reload1.c (move2add_note_store): Treat all registers directly or
10110 indirectly derived from a base register as members of the same set
10112 (reload_cse_move2add): Adjust accordingly. Take mode and offset
10113 of base register into account.
10115 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
10117 * alias.c (find_base_value): Recognize TRUNCATE.
10118 (record_set): In PLUS case, invalidate if other summand is also a
10121 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10123 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
10124 entry to be EXPR_LIST.
10125 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
10126 be an EXPR_LIST (but not null, which other code doesn't allow).
10127 (note_stores): Properly handle PARALLEL in SET.
10128 Recursively call for top-level PARALLEL.
10129 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
10130 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10132 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
10134 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
10136 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
10137 not pfile->skipping (== 0).
10139 2001-01-17 Nick Clifton <nickc@redhat.com>
10141 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
10144 2001-01-17 Jim Wilson <wilson@redhat.com>
10146 * invoke.texi (IA-64 options): Improve.
10148 2001-01-17 Tom Tromey <tromey@redhat.com>
10150 * invoke.texi (Optimize Options): Use `{}' to around @samp
10153 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
10155 * invoke.texi (-fno-guess-branch-probability): New option.
10157 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10159 * combine.c (try_combine): Don't set i3_subst_into_i2 for
10160 case of making new double-word constant.
10161 Revert last change: instead just test i3_subst_into_i2.
10163 2001-01-17 Jakub Jelinek <jakub@redhat.com>
10165 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
10166 Use q constraints instead of r.
10168 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
10170 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
10171 (machine_function): Define.
10172 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
10173 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
10174 pa_free_machine_status): New functions.
10175 (override_options): Set {init,mark,free}_machine_status to above.
10176 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10177 PIC_OFFSET_TABLE_REGNUM_SAVED.
10178 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10179 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
10180 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
10181 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
10182 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10184 2001-01-15 DJ Delorie <dj@redhat.com>
10186 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
10190 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10192 * flow.c (propagate_one_insn): Make trying to delete a prologue
10193 or epilogue insn an ICE, not a warning. Allow doing this if
10194 the current function returns with stack pointer depressed.
10196 * combine.c (try_combine): If i3_subst_into_i2, properly check for
10197 I3 having more than one SET.
10199 2001-01-16 Jim Wilson <wilson@redhat.com>
10201 * invoke.texi: Document IA-64 options.
10203 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
10204 (fixup_errata): Delete TARGET_A_STEP use.
10205 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
10206 (TARGET_SWITCHES): Delete -ma-step option.
10207 * config/ia64/ia64.md (all FP patterns): Delete %B0.
10208 (movqicc_astep, movqi_internal_astep, movhicc_astep,
10209 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
10210 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
10211 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
10212 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
10214 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
10215 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
10216 cmovsi_internal): Delete ! TARGET_A_STEP check.
10218 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10220 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
10221 possibility to report bugs via postal mail. Change a URL and
10222 merge in a nearly duplicate statement...
10223 (Bug Reporting): ...from here.
10224 (Service): Refer to the Bug Reporting section instead of
10225 duplicating an URL.
10226 (Contributing): Remove trivial explanations concerning snapshots.
10228 2001-01-16 Alan Modra <alan@linuxcare.com.au>
10230 * cppmain.c (general_init): Don't use ANSI prototype.
10232 2001-01-16 Tom Tromey <tromey@redhat.com>
10234 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
10236 2001-01-16 Richard Henderson <rth@redhat.com>
10238 * config/i386/i386.h: Fix comment typo.
10239 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
10240 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
10242 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10244 * gcc.c: Revert previous -fsyntax-only-related change; move
10247 2001-01-16 Jakub Jelinek <jakub@redhat.com>
10249 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
10250 inmode after checking GET_CODE (op).
10252 2001-01-16 Richard Henderson <rth@redhat.com>
10254 * flow.c (struct propagate_block_info): Add mem_set_list_len.
10255 (MAX_MEM_SET_LIST_LEN): New.
10256 (propagate_one_insn): Update mem_set_list_len.
10257 (invalidate_mems_from_autoinc): Likewise.
10258 (invalidate_mems_from_set): Likewise.
10259 (mark_used_regs): Likewise.
10260 (init_propagate_block_info): Likewise. Stop collecting memories
10261 when we reach MAX_MEM_SET_LIST_LEN.
10262 (mark_set_1): Likewise.
10264 2001-01-16 Richard Henderson <rth@redhat.com>
10266 * unroll.c (precondition_loop_p): Fail if no iteration
10269 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10271 * gcc.c: When -fsyntax-only is given, do not complain about
10274 2001-01-15 Richard Henderson <rth@redhat.com>
10276 * config/i386/i386.c (asm_output_function_prefix): Remove.
10277 (ix86_asm_file_end): New.
10278 (load_pic_register): Generate pic_label_name into a
10279 staticly allocated buffer.
10280 * config/i386/i386-protos.h: Update.
10281 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
10282 (ASM_FILE_END): New.
10283 * config/i386/i386afe.h: New file.
10284 * config.gcc (i?86-*-elf) [tm_file]: Use it.
10285 (i?86-*-{freebsd,linux*,moss*}): Likewise.
10286 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
10287 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
10288 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
10289 * config/i386/sco5.h (ASM_FILE_END): Likewise.
10290 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
10292 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10294 * Makefile.in (install-man): Remove explicit dependency on
10297 * configure.in, configure: Revert previous patch requiring perl
10300 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
10302 * toplev.c (flag_guess_branch_prob): New.
10303 (f_options): Add guess-branch-probability option.
10304 (rest_of_decl_compilation): Only estimate branch probability if
10306 (main): set flag_guess_branch_prob.
10308 * flags.h (flag_guess_branch_prob): New.
10310 2001-01-15 DJ Delorie <dj@redhat.com>
10312 * gcc.texi (Makefile): Add documentation for Makefile targets.
10314 2001-01-15 Philip Blundell <philb@gnu.org>
10316 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
10318 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
10319 (is_pic): Delete declaration.
10320 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
10321 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
10322 * config/arm/arm.md (builtin_setjmp_receiver): New.
10324 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10326 * arm.c (use_return_insn): Don't try to determine the function type
10327 until after reload has completed.
10328 (arm_output_epilogue): Don't adjust the sp value recovered from the
10330 (emit_multi_reg_push): Don't record dwarf information for the pc.
10331 * arm.md (eh_epilogue): The function type may have changed, so it
10332 needs to be recalculated.
10333 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
10334 unwind tables on arm/netbsd.
10336 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10338 * arm.md (cbranchsi4): Correct calculation of branch ranges.
10339 (negated_cbranchsi4): Likewise.
10341 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10343 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
10344 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10345 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
10346 pass -mapcs-* options to assembler.
10347 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
10348 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10349 (ASM_SPEC): Call subtarget_extra_asm_spec.
10351 2001-01-15 Andreas Jaeger <aj@suse.de>
10353 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
10355 (ix86_expand_builtin): Likewise.
10357 * gencodes.c (output_predicate_decls): Make i size_t to avoid
10358 warning about comparison between signed and unsigned.
10360 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10362 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
10364 2001-01-14 Ralf Baechle <ralf@gnu.org>
10366 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
10367 SUBTARGET_CPP_SPEC apropriatly.
10369 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10371 * varasm.c (make_decl_rtl): Fix typo in last change.
10373 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10375 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10376 linker supports the init_priority C++ attribute.
10377 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10378 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10379 linker does not support init_priority C++ attribute.
10381 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10383 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10385 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10387 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10388 * cp/lex.c (finish_parse): Similarly.
10389 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10390 Return the number of errors encountered.
10391 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10392 * cppmain.c (main): Don't call cpp_destroy.
10394 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10396 * configure.in: Require at least perl 5.6.0 to regenerate
10398 * configure: Regenerate.
10400 2001-01-14 Richard Henderson <rth@redhat.com>
10402 * genrecog.c (DT_veclen_ge): New.
10403 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10404 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10405 (nodes_identical_1): Handle DT_veclen_ge.
10406 (write_cond, debug_decision_2): Likewise.
10408 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10410 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10412 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10414 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10416 * cppmain.c (do_preprocessing): New function; most of the old
10418 (main): Call it to do most of the work.
10419 (cb): Move from global scope to set_callbacks ().
10420 (setup_callbacks): Get the callback pointer.
10421 (general_init, printer_init): Clean up code and comments.
10423 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10425 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
10428 2001-01-14 Kazu Hirata <kazu@hxi.com>
10430 * config/h8300/h8300.c (get_shift_alg): Update comments.
10432 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10434 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
10435 (alloc_page, ggc_alloc): Add casts to remove warnings.
10437 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10439 * combine.c (simplify_comparison): Don't change `code' when
10440 can't reverse comparison.
10442 2001-01-14 Richard Henderson <rth@redhat.com>
10444 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
10445 update all call sites. Return true for all non-label constants.
10447 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
10449 * i386.c (ix86_expand_compare): Add bypass_test and second_test
10451 (ix86_expand_branch): Update.
10452 (ix86_expand_setcc): Update to handle multiple test conditions.
10453 (expand_int_movcc): Likewise.
10454 (expand_fp_movcc): Likewise.
10455 * i386-protos.h (ix86_expand_compare): New.
10456 * i386.md (andqi_?_slp, orqi_?_slp): New.
10457 (conditional trap expander): Update call to ix86_expand_compare.
10459 2001-01-14 Richard Henderson <rth@redhat.com>
10461 * config/vax/vax.md: Use nonimmediate_operand instead of
10462 general_operand in destinations.
10464 * config/vax/vax.md (indirect_jump): Use register_operand.
10466 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
10467 * config/vax/vax.md (call_pop): Turn into an expander.
10468 (call_value_pop): Likewise.
10469 (call, call_value): New.
10471 2001-01-14 Andreas Jaeger <aj@suse.de>
10473 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
10475 (ix86_fp_compare_mode): Add unused attribute.
10476 (ix86_expand_fp_movcc): Remove unused variable.
10477 (ix86_expand_builtin): Make fcode unsigned.
10479 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
10480 (expand_expr): Add cast to avoid signed warning.
10481 (store_field): Likewise.
10482 (store_constructor_field): Likewise.
10483 (store_constructor): Likewise.
10484 (store_expr): Likewise.
10485 (clear_storage): Likewise.
10486 (emit_group_store): Likewise.
10487 (emit_group_load): Likewise.
10489 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10491 * c-common.c: Move format checking code to ...
10492 * c-format.c: ... here. New file. Reorder some functions and
10494 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
10496 * c-common.h (decl_handle_format_attribute,
10497 decl_handle_format_arg_attribute): Declare.
10498 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
10499 (c-common.o): Adjust dependencies.
10500 (c-format.o): New list of dependencies.
10502 2001-01-13 Jakub Jelinek <jakub@redhat.com>
10504 * unroll.c (loop_iterations): If we cannot prove iteration variable
10505 is set once in each iteration, punt.
10507 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
10509 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
10510 (*strlenhi): Remove clobber (which was buggy) of output address.
10512 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10514 * Makefile.in (generated-manpages): Add gcc.1
10515 ($(srcdir)/gcc.1): New target.
10516 (maintainer-clean): Delete $(srcdir)/gcc.1.
10517 * gcc.texi: Add macros @gccoptlist and @gol.
10518 * invoke.texi: Include option summary in manpage. Mark up option
10519 summary with @gccoptlist and @gol. Use @r in one place where
10521 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
10522 * gcc.1: Generate from invoke.texi.
10524 2001-01-13 Richard Henderson <rth@redhat.com>
10526 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
10527 (struct page_entry): Add group member.
10528 (struct page_group): New.
10529 (struct globals): Add page_groups member.
10530 (alloc_anon): Only define for using mmap; remove valloc call.
10531 (page_group_index): New.
10532 (set_page_group_in_use): New.
10533 (clear_page_group_in_use): New.
10534 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
10535 (free_page, release_pages): Likewise.
10536 * configure.in (with-gc): Default to ggc-page always.
10538 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10540 * reload1.c (replace_pseudos_in_call_usage): Use
10541 reg_equiv_constant and reg_equiv_address, and don't try
10542 regno_reg_rtx first.
10544 2001-01-13 Richard Henderson <rth@redhat.com>
10546 * ggc-page.c (alloc_page): Round up allocation size to one page.
10547 Set e->order on extra pages.
10549 2001-01-13 Richard Henderson <rth@redhat.com>
10551 * genrecog.c (nodes_identical): Expand commentary.
10552 (write_switch): Watch out for identical nodes.
10554 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10556 * cppfiles.c (_cpp_fake_include): New function.
10557 * cpphash.h (_cpp_fake_include): New.
10558 * cpplib.c (do_line): Call _cpp_fake_include when entering
10559 header files in preprocessed input.
10560 * cppmain.c (cb_pragma_implementation): Remove handling.
10561 (setup_callbacks): Don't register pragmas.
10563 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10565 * extend.texi: Udate for CPP.
10567 2001-01-13 Andreas Jaeger <aj@suse.de>
10569 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10571 * regmove.c: Add prototype for replace_in_call_usage.
10573 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10575 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10576 struct cpp_chunk, struct htab, struct toklist,
10577 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10578 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10579 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10580 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10581 (struct macro_args): Delete.
10582 * cpphash.h: See above.
10584 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10586 * cppmain.c (struct printer): Remove no_line_dirs.
10587 (options, cb): New.
10588 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10589 : Use options rather than CPP_OPTION.
10590 (setup_callbacks): Use cb rather than pfile->cb.
10591 (main): No need to check for a buffer. Use cpp_errors.
10592 (printer_init): Don't set no_line_dirs.
10593 (maybe_print_line): Use options not no_line_dirs.
10594 (cb_file_change): Don't call print_line if -P.
10596 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10598 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10600 * c-parse.in (finish_parse): Use cpp_errors.
10601 (__yylex): Use return value of cpp_pop_buffer.
10602 * cp/lex.c (finish_parse): Use cpp_errors.
10603 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10605 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10607 * README.AVR: URLs corrected.
10609 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10611 * c-decl.c (start_function): Don't warn if old prototype is builtin
10612 that's not in C's namespace.
10613 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10614 (_bb): Add prototype for ctime.
10615 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10617 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10619 * i386.c (ix86_fp_comparison_arithmetics_cost,
10620 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10621 ix86_fp_comparison_cost): New functions.
10622 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10623 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10624 two-branch sequences; make static.
10625 (ix86_use_fcomi_compare): Do decision according to the costs.
10626 (split_fp_branch): New.
10627 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10628 * i386-protos.h (ix86_expand_fp_compare): Remove
10629 (ix86_split_fp_branch): Declare.
10631 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10632 and ix86_comparison_operator.
10634 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10635 to make it cheaper.
10637 * i386.c (put_condition_code): Output properly the unordered/ordered
10638 compares in fp case.
10639 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10641 * tm.texi (REVERSE_CONDITION): Document.
10642 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10643 in -ffast-math mode.
10644 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10646 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10648 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10650 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10653 * config/sh/sh.c (mova_p): Fix test for mova_const.
10655 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10657 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10658 cpp_get_options rather than dereferencing pfile and using
10660 * scan-decls.c (scan_decls): Use return value of
10661 cpp_pop_buffer rather than CPP_BUFFER.
10663 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10665 * cppinit.c (cpp_handle_option): help_only is now part of the
10666 cpp_options structure.
10667 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10668 cpp_set_callbacks): New functions.
10669 * cpplib.h (cpp_callbacks): Break out as a named structure.
10670 (cpp_options): Move help_only here from cpp_reader.
10671 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10672 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10673 cpp_set_callbacks): New prototypes.
10674 * cppmain.c (main): Update for help_only.
10676 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10678 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10679 Also build and remove and install and uninstall c-tree.info and
10681 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10682 ($(srcdir)/cppinternals.info): New target.
10683 * c-tree.texi: Change file name used when makeinfo used without -o
10684 from ir.info to c-tree.info. Add info directory entry.
10685 * cppinternals.texi: Add info directory entry.
10686 * .cvsignore: Update.
10688 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10690 * c-typeck.c (store_init_value): Don't require constant initializer
10691 elements with -pedantic -std=c99.
10692 (digest_init): Change error about non-constant initializer elements
10694 (constructor_range_end): Remove.
10695 (constructor_incremental, designator_depth,
10696 designator_errorneous): New variables.
10697 (struct constructor_stack): Remove range_end, add incremental.
10698 (struct constructor_range_stack, constructor_range_stack): New.
10699 (struct initializer_stack): Add constructor_range_stack.
10700 (finish_init): Set it.
10701 (start_init): Likewise. require_constant_elements for non-static
10702 trees only if not flag_isoc99.
10703 (really_start_incremental_init): Remove constructor_range_end, add
10704 constructor_incremental.
10705 (pop_init_level): Likewise.
10706 (push_init_level): Likewise. If implicit and the subobject had some
10707 value set already, preinitialize the level with it.
10708 Warn about missing braces only if not pushing due to designators.
10709 (set_designator, push_range_stack): New functions.
10710 (set_init_label): Use them.
10711 (set_init_index): Likewise. Remove constructor_range_end.
10712 Error if designator index is outside of array bounds.
10713 (add_pending_init): Compare values of purpose index trees, not the
10714 trees themselves. Allow overwriting of already initialized element.
10715 Issue a warning if it had side-effects.
10716 (set_nonincremental_init, set_nonincremental_init_from_string): New
10718 (pending_init_member): Rename to...
10719 (find_init_member): ...this function. Call set_nonincremental_init
10720 if necessary. Compare values of purpose index trees, not the trees
10721 themselves. Return the actual value, not just non-zero if something
10723 (output_init_element): Remove checks for duplicates.
10724 If field has zero size, only check the initializer for correctness.
10725 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
10726 if constructor_incremental is zero. Change error about initializers
10727 not computable at load time into pedwarn.
10728 (output_pending_init_elements): Compare bit positions, not
10729 FIELD_DECLs to take into account zero-sized fields.
10730 (process_init_element): Use constructor_range_stack to fill all
10731 ranges in the designator lists from current level up.
10732 * extend.texi: Update documentation for labeled elements.
10734 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
10736 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
10737 to function usage for arguments passed by reference. Optimize
10738 callee-copied arguments.
10739 * regmove.c (replace_in_call_usage): New function.
10740 (fixup_match_1): Call it.
10741 * cse.c (cse_insn): Canonicalize registers in function usage.
10742 * reload1.c (replace_pseudos_in_call_usage): New function.
10745 * Makefile.in: Reverted yesterday's wrong patch. Installed the
10748 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10750 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
10753 2001-01-12 DJ Delorie <dj@redhat.com>
10755 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
10756 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
10759 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10761 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
10762 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
10763 -std options alongside references to -ansi. Update some
10764 documentation for C99.
10765 * cpp.1: Regenerate.
10767 2001-01-12 Andreas Jaeger <aj@suse.de>
10769 * haifa-sched.c (restore_line_notes): Remove argument block B
10771 * sched-ebb.c (schedule_ebb): Change caller.
10772 * sched-rgn.c (schedule_region): Likewise.
10773 * sched-int.h (restore_line_notes): Adjust prototype.
10775 * loop.h: Remove wrong declaration of doloop_condition_get.
10777 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10779 * extend.texi: Move C++-extension-related node from the C section
10780 into the C++ section.
10782 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10784 * extend.texi: Refer to an array of pointers to functions instead
10785 of one of functions.
10787 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
10788 Jan Hubicka <jh@suse.cz>
10790 * combine.c (reversed_comparison): Fix typo in last patch.
10792 (combine_reversed_comparison_code): Make static to follow
10793 prototype declaration.
10795 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10797 * install.texi: Remove misplaced duplicate entry.
10799 2001-01-11 Ulrich Drepper <drepper@redhat.com>
10801 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
10803 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
10805 * final.c: (leaf_function_p): Fix typo.
10807 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
10809 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
10810 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
10812 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
10813 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
10814 mmap_anon, and valloc is available.
10815 * ggc-page.c: Restructure ifdef logic to match new autoconf
10816 spec. Don't throw away the test page in init_ggc.
10818 * configure, config.in: Regenerate.
10820 2001-01-12 Michael Hayes <mhayes@redhat.com>
10822 * loop.h (total_biv_increment): Constify iv_class pointer.
10823 (struct induction): Replace `mem_mode' with `mem' rtx.
10824 * unroll.c (total_biv_increment): Constify iv_class pointer.
10825 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
10826 (find_mem_givs, combine_givs_p): Likewise.
10827 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
10829 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
10831 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
10833 (__gthread_getspecific): Ditto.
10835 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
10837 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
10838 put_condition_code): Convert fp comparison codes to integer
10840 (ix86_expand_fp_compare): Postnote the fp comparison code converison
10843 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
10844 * i386-protos.h (no_comparison_operator): Kill.
10846 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
10848 * combine.c (REVERSIBLE_CC_MODE): Remove.
10849 (reversible_comparison_p): Remove.
10850 (combine_reversed_comparison_code): New.
10851 (reversed_comparison): New.
10852 (combine_simplify_rtx): Use
10853 combine_reversed_comparison_code/reversed_comparison instead
10854 of reversible_comparison_p.
10855 (simplify_if_then_else): Likewise.
10856 (simplify_set): Likewise.
10857 (simplify_logical): Likewise.
10858 (if_then_else_cond): Likewise.
10859 (known_cond): Likewise.
10860 (simplify_comparison): Likewise.
10862 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
10864 * builtins.c (std_expand_builtin_va_start): Handle varargs when
10865 sizeof (int) is larger than sizeof(__word__).
10867 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10869 * cppinit.c (do_includes): Fix typo.
10871 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10873 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
10874 in S_REGS does not occur because not all sources are possible
10875 when a S_REGS is a destination (sometimes needs a clobber).
10876 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10877 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10878 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10879 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10880 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10881 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10882 (lshrdi_const1, lshrsi3_const16): Likewise.
10883 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10884 (*movhi_68hc12, *movqi_68hc12): Likewise.
10885 (movstrictqi): Make sure reloading in D_REGS as a destination
10888 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10890 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10892 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10894 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10895 -D, -U and -A, and don't initialize the builtins.
10896 (do_includes): Error if -include or -imacros with -fpreprocessed.
10897 * cppmain.c (cb_define, cb_undef): Unconditionally process
10899 * tradcpp.c (main): Fix typo.
10901 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
10903 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
10904 (read_name_map): Use IS_ABSOLUTE_PATH.
10905 * tradcpp.c (get_filename): Likewise.
10907 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10909 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
10910 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
10911 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
10912 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
10913 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
10914 (cmphi_z_used): Don't use '@' for the output.
10915 (tstqi_z_used): Likewise.
10916 (cmpqi_z_used): Likewise.
10917 (one_cmplsi2): Likewise.
10919 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10921 * config/sh/sh.c (barrier_align): Recognize branch around far
10922 branch and redundant insn.
10924 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10926 * invoke.texi: Restore documentation of the drivers' switches -MD
10929 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10931 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
10933 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
10934 check-objc//%): Support parallel testing of multilibs.
10935 (TESTSUITEDIR): Set to testsuite by default, but override for
10937 (check-gcc, check-g++, check-g77, check-objc): Enter
10940 2001-01-11 Bernd Schmidt <bernds@redhat.com>
10942 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
10943 * sched-deps.c (deps_may_trap_p): Likewise.
10944 * basic-block.h: Remove a comment.
10945 * flow.c (PROP_POSTRELOAD): Remove.
10946 (update_life_info): Don't add it to prop_flags.
10947 (mark_set_1): Lose the code that was enabled by it.
10949 2001-01-11 Michael Hayes <mhayes@redhat.com>
10951 * flow.c (flow_call_edges_add): New.
10952 * basic_block.h (flow_call_edges_add): New.
10954 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
10956 * reload1.c (move2add_note_store): Update reg_set_luid even if
10957 base reg remains the same.
10959 2001-01-10 Nick Clifton <nickc@redhat.com>
10961 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
10962 machine_function structure to zero.
10963 Add prototypes for machine_status functions.
10965 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10967 * c-common.h (CTI_VOID_LIST): Remove.
10968 (void_list_node): Likewise.
10969 * tree.h (TI_VOID_LIST_NODE): New enumeral.
10970 (void_list_node): New macro.
10971 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
10972 * config/i386/i386.c (ix86_init_builtins): Likewise.
10973 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
10975 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10977 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
10978 * cppinit.c (cpp_start_read): Update comment, remove unneeded
10980 * tradcpp.c: Include mkdeps.h.
10981 (deps, print_deps_phony_targets, deps_append, output_deps,
10982 init_dependency_output, output_deps): New.
10983 (deps_buffer, deps_allocated_size, deps_size, deps_column,
10984 deps_output): Delete.
10985 (print_deps_missing_files): Rename deps_missing_files.
10986 (inhibit_output): Make global.
10987 (main): Delete inhibit_output, deps_stream, deps_target.
10988 Use mkdeps functionality in the same way as cpplib. Remove
10989 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
10990 -M and -MM. Remove old handling of deps via deps_out, and
10991 old reading of environment variables.
10992 (get_filename): Update to use deps_add_dep.
10994 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10996 * output.h (make_function_rtl): Remove prototype.
10997 (make_decl_rtl): Likewise.
10998 * varasm.c (make_function_rtl): Remove.
10999 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
11000 than from a third parameter.
11001 * tree.h (make_decl_rtl): Remove last parameter.
11002 * c-decl.c (builtin_function): Remove last argument in call to
11003 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
11004 (start_function): Likewise.
11005 * except.c (call_get_eh_context): Likewise.
11006 * expr.c (emit_block_move): Likewise.
11007 (clear_storage): Likewise.
11008 * profile.c (output_func_start_profiler): Likewise.
11009 * toplev.c (rest_of_decl_compilation): Likewise.
11010 * objc/objc-act.c (create_builtin_decl): Likewise.
11011 (synth_module_prologue): Likewise.
11012 (generate_static_reference): Likewise.
11013 (build_selector_reference_decl): Likewise.
11014 (build_class_reference_decl): Likewise.
11015 (build_objc_string_decl): Likewise.
11016 (build_protocol_reference): Likewise.
11018 2001-01-10 Richard Henderson <rth@redhat.com>
11020 * hwint.h: Revert yesterday's change.
11022 2001-01-10 Nick Clifton <nickc@redhat.com>
11024 * function.h (save_machine_status): Delete.
11025 (restore_machine_status): Delete.
11026 Amend comment describing {init|mark|free}_machine_status.
11028 * function.c (save_machine_status): Delete.
11029 (restore_machine_status): Delete.
11030 Amend comment describing {init|mark|free}_machine_status.
11031 (push_function_context_to): Remove invocation of
11032 save_machine_status.
11033 (pop_function_context_from): Remove invocation of
11034 restore_machine_status.
11036 * emit-rtl.c (init_emit_once): Amend comment describing
11037 {init|mark|free}_machine_status.
11039 * tm.texi (Per-Function Data): New node. Describe the
11040 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
11043 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11045 * cppinit.c (OPT_g): Remove.
11046 (cpp_handle_option): Update for removed -g3.
11047 (print_help): Update.
11048 * cpplib.h (struct cpp_options): Remove debug_output.
11049 * cppmain.c (setup_callbacks, cb_define): Update.
11050 * gcc.c (cpp_options): Translate -g3 to -dD.
11052 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
11054 * config/i960/i960.md: Change modifier to + on the zero_extract
11055 pattern after the (rotate -2 reg) canonicalization pattern.
11057 2001-01-10 Richard Henderson <rth@redhat.com>
11059 * config/alpha/alpha.c (alpha_free_machine_status): New.
11060 (override_options): Install it.
11061 (alpha_mark_machine_status): Verify machine non-null.
11062 * config/i386/i386.c (ix86_free_machine_status): New.
11063 (override_options): Install it.
11064 (ix86_init_machine_status): Use xcalloc.
11065 (ix86_mark_machine_status): Verify machine non-null.
11066 * config/ia64/ia64.c (ia64_free_machine_status): New.
11067 (ia64_override_options): Install it.
11068 (ia64_mark_machine_status): Verify machine non-null.
11070 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
11072 * function.c (instantiate_virtual_regs): Instantiate virtual
11073 registers found in CALL_INSN_FUNCTION_USAGE.
11075 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11077 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
11078 equivalent to -ansi in disabling -Di386.
11080 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
11082 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
11084 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
11086 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
11088 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
11090 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11092 * invoke.texi: Document that -fcond-mismatch isn't supported for
11095 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11097 * gcc.texi: Define macro gcctabopt.
11098 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
11099 @command, @env and @option in some places where appropriate. Use
11100 @gcctabopt where appropriate. Put URLs and email addresses inside
11103 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
11105 * gcc.c (cpp_options): Set MD file name from output
11106 filename, if specified.
11107 (suffix_subst): New static variable.
11108 (do_spec): Clear it.
11109 (do_spec_1, case '.'): Handle new `%.suffix' spec.
11111 (give_switch): Handle suffix_subst.
11113 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11115 * invoke.texi: Fix another typo.
11117 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11119 * invoke.texi: Fix typo.
11121 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11123 * c-lang.c (lang_hooks): Update.
11124 (lang_decode_option): Remove.
11125 (lang_init_options): Rename c_init_options.
11126 * toplev.c (main): Use lang_hooks for lang_init_options
11127 and lang_decode_option.
11128 * toplev.h (lang_hooks): Add 2 new hooks.
11129 * tree.h: Remove lang_init_options and lang_decode_option.
11130 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
11131 * cp/decl2.c: Similarly.
11132 * cp/lex.c (lang_init_options): Rename cxx_init_options.
11133 (lang_hooks): Update.
11134 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
11136 (lang_init_options): Rename ffe_init_options.
11137 (lang_hooks): Update.
11138 (lang_decode_option): Remove.
11139 * java/lang.c (lang_init_options): Rename java_init_options.
11140 (lang_decode_option): Rename java_decode_option.
11141 (lang_hooks): Update.
11142 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
11143 (lang_decode_option): Rename objc_decode_option.
11144 (lang_hooks): Update.
11146 2001-01-09 Nick Clifton <nickc@redhat.com>
11148 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
11149 (d30v_return_addr_rtx): Delete.
11150 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
11151 cfun->machine structure.
11152 (struct machine_function): Move to d30v.h
11153 (d30v_save_machine_status): Delete.
11154 (d30v_restore_machine_status): Delete.
11155 (d30v_init_machine_status): New Function.
11156 (d30v_mark_machine_status): New Function.
11157 (d30v_free_machine_status): New Function.
11158 (d30v_init_expanders): Use new functions.
11159 (d30v_return_addr): Use ra_rtx field in cfun->machine.
11160 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
11161 d30v_return_addr_rtx.
11163 * config/d30v/d30v.h (struct_machine): Move here.
11164 Add eh_epilogue_sp_ofs field.
11166 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
11167 field in cfun->machine structure.
11169 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
11171 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
11172 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
11173 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11175 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
11177 * objc/lang-options.h: Remove bogus reference to
11180 2001-01-09 Kazu Hirata <kazu@hxi.com>
11182 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
11185 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
11187 * reload.c (find_reloads_address): Check for eliminable registers
11188 when substituting a constant expression for a pseudo.
11190 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
11192 * c-common.c (enum format_type): Add format_type_error.
11193 (decode_format_type): New function.
11194 (decl_attributes): Use it.
11195 (format_kind_info): Adjust comment.
11197 2001-01-09 David O'Brien <obrien@BSDi.com>
11199 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
11200 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
11202 * config/i386/gnu.h: Don't include required platform specific .h files,
11203 tm.h will do it instead.
11204 * config/i386/i386elf.h: Likewise.
11205 * config/i386/linux.h: Likewise.
11206 * config/i386/moss.h: Likewise.
11207 * config/mips/gnu.h: Likewise.
11209 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11211 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
11212 (rs6000-ibm-aix3.[01]*): Likewise.
11213 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
11214 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
11215 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
11216 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
11217 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
11218 (powerpc-*-eabiaix*): Likewise.
11219 (powerpc-*-eabisim*): Likewise.
11220 (powerpc-*-elf*): Likewise.
11221 (powerpc-*-eabi*): Likewise.
11222 (powerpc-*-rtems*): Likewise.
11223 (powerpc-*-linux*libc1): Likewise.
11224 (powerpc-*-linux*): Likewise.
11225 (powerpc-wrs-vxworks*): Likewise.
11226 (powerpcle-wrs-vxworks*): Likewise.
11227 (powerpcle-*-sysv*): Likewise.
11228 (powerpcle-*-elf*): Likewise.
11229 (powerpcle-*-eabisim*): Likewise.
11230 (powerpcle-*-eabi*): Likewise.
11231 (powerpcle-*-solaris2*): Likewise.
11232 * config/rs6000/aix31.h: Delete includes.
11233 * config/rs6000/aix3newas.h: Likewise.
11234 * config/rs6000/aix41.h: Likewise.
11235 * config/rs6000/aix43.h: Likewise.
11236 * config/rs6000/beos.h: Likewise.
11237 * config/rs6000/rtems.h: Likewise.
11238 * config/rs6000/sysv4.h: Likewise.
11240 2001-01-09 Kazu Hirata <kazu@hxi.com>
11242 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
11243 Change an argument mode of machine_mode to shift_mode of
11244 shift_mode. Remove an extra error check.
11245 (emit_a_shift): Adopt to the new calling prototype of
11247 (function_prologue): Fix code for a monitor
11248 function. Support H8/S.
11249 (function_epilogue): Do not output pop for a monitor function.
11251 2001-01-09 Nick Clifton <nickc@redhat.com>
11253 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
11254 (setup_incoming_varargs): Use sysv_varargs_p field of the
11255 cfun->machine structure.
11256 (struct machine_function): Move to rs6000.h
11257 (rs6000_save_machine_status): Delete.
11258 (rs6000_restore_machine_status): Delete.
11259 (rs6000_init_machine_status): New Function.
11260 (rs6000_free_machine_status): New Function.
11261 (rs6000_init_expanders): Use new functions.
11263 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
11265 (struct machine_function): Move here.
11267 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
11268 sysv_varargs_p field of the cfun->machine structure.
11270 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
11272 (rs6000_restore_machine_status): Remove prototype.
11274 2001-01-09 Richard Henderson <rth@redhat.com>
11276 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
11277 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
11278 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
11279 (sched_analyze_2, sched_analyze_insn): Likewise.
11280 (sched_analyze, init_deps): Likewise.
11281 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
11282 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
11283 (compute_block_backward_dependences): Update propagate_deps call.
11285 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
11287 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
11289 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11291 * cppinit.c (OPT_MD, OPT_MMD): Restore.
11292 (cpp_handle_option): Handle them.
11293 (cpp_post_options): Ensure one of -M or -MM is specified with
11294 any other -M? option.
11295 (init_dependency_output): Suppress output with -MG.
11297 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11299 * cpp.texi: Update.
11300 * invoke.texi: Update.
11302 2001-01-09 Bernd Schmidt <bernds@redhat.com>
11304 * sh.md (reload_outsf): Generate recognizable patterns for
11307 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11309 * c-lang.c (lang_hooks): Update.
11310 (lang_init): Rename c_init.
11311 (lang_finish): Remove.
11312 * toplev.c (compile_file): Use lang_hooks for lang_init ()
11313 and lang_finish ().
11314 * toplev.h (lang_hooks): Add init () and finish ().
11315 * tree.h (lang_init, lang_finish): Remove.
11316 * cp/tree.h (lang_init, lang_finish): Remove.
11317 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
11318 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
11320 (lang_init, lang_finish): Remove.
11321 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
11322 (lang_hooks): Update.
11323 * java/lang.c (lang_init): Rename java_init.
11324 (lang_finish): Remove.
11325 (lang_hooks): Update.
11326 * objc/objc-act.c (lang_init): Rename objc_init.
11327 (lang_finish): Remove.
11328 (lang_hoooks): Update.
11330 20001-01-09 Graham Stott <grahams@redhat.com>
11332 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
11333 after `ptr` is initialised.
11335 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11337 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
11338 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
11339 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
11340 stack adjusts, instead of r3.
11342 2001-01-09 Michael Hayes <mhayes@redhat.com>
11344 * flow.c (flow_loop_scan): Break out of ...
11345 (flow_loops_find) ... here.
11346 * basic-block.h (flow_loop_scan): New.
11347 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
11348 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
11350 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11352 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
11354 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
11355 realloc()ing macro_buffer.
11357 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
11358 if it's wider than long and the target's long is wider than the
11361 2001-01-09 Mark Mitchell <mark@codesourcery.com>
11363 Remove support for using UWIN as a host machine.
11364 * configure.in: Issue an error message.
11365 * configure: Regenerated.
11366 * config.gcc: Remove xm_* UWIN configury.
11367 * config/i386/xm-uwin.h: Remove.
11369 2001-01-08 Nick Clifton <nickc@redhat.com>
11371 * config/v850/v850.c (ra_rtx): Delete.
11372 (v850_save_machine_status): Delete.
11373 (v850_restore_machine_status): Delete.
11374 (v850_init_machine_status): New function.
11375 (v850_mark_machine_status): New function.
11376 (v850_free_machine_status): New function.
11377 (v850_return_addr): Use ra_rtx field in machine structure.
11378 (v850_init_expanders): Use new functions.
11380 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11381 * config/v850/v850.c: Change arguments to v850_output+* functions
11382 to take a const char *, to avoid compile time warning.
11383 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11384 (USER_LABEL_PREFIX): Redefine.
11386 2000-01-08 Jim Wilson <wilson@redhat.com>
11388 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11389 1 to unsigned HOST_WIDE_INT before left shift.
11391 2001-01-08 Nick Clifton <nickc@redhat.com>
11393 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11394 the machine structure has been allocated.
11395 (arm_free_machine_status): New function: Free the machine
11396 specific function structure.
11398 2001-01-08 Richard Henderson <rth@redhat.com>
11400 * jump.c (simplejump_p): Revert last change.
11402 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11404 * cppinit.c (init): Rename init_library.
11405 (cpp_create_reader): Update.
11406 * gcc.c (cpp_options): If -o given, use it as the target of
11409 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11411 * arm.c (arm_arch5e): New variable.
11412 (all_cores): XScale is a 5TE device.
11413 (arm_override_options): Set arm_arch5e.
11414 (arm_init_builtins): __builtin_prefetch is in arch5e.
11415 * arm.h (arm_arch5e): Declare it.
11417 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
11419 * arm.md (define_constants): Add defines for UNSPEC and
11420 UNSPEC_VOLATILE insns. Update all users.
11421 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
11422 * arm.c (multi_register_push, note_invalid_constants)
11423 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
11424 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
11425 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
11427 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
11429 * jump.c (jump_optimize_1): Use reversed_comparison_code
11430 instead of can_reverse_comparison_p.
11431 (jump_back_p): Likewise.
11432 (invert_exp_1): Likewise.
11433 (thread_jumps): Likewise.
11434 * simplify-rtx.c (simplify_unary_operation): Likewise.
11435 (simplify_ternary_operation): Likewise.
11436 * cse.c (find_comparison_args): Convert to use
11437 can_reverse_comparison_p.
11438 (record_jump_equiv): Likewise.
11440 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11442 * arm.h (HARD_REGNO_RENAME_OK): Delete.
11443 (EPILOGUE_USES): Define.
11444 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
11445 automatically stack the LR if it isn't live.
11447 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
11449 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
11452 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
11454 * ggc-page.c (max_alignment): New structure.
11455 (MAX_ALIGNMENT): New macro.
11456 (init_ggc): Use it to round up the sizes in the
11457 extra_order_size_table.
11459 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11461 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
11464 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11466 * builtins.def (BUILT_IN_FPRINTF): New entry.
11468 * c-common.c (c_expand_builtin_fprintf): New function.
11469 (init_function_format_info): Handle __builtin_fprintf.
11470 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
11471 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
11473 * c-decl.c (duplicate_decls): Adjust comment.
11475 * extend.texi (fprintf): Document new builtin.
11477 2001-01-07 Richard Henderson <rth@redhat.com>
11479 * jump.c (simplejump_p): Recognize any single_set jump
11480 of the proper form.
11482 2001-01-07 Richard Henderson <rth@redhat.com>
11484 * configure.in (slibdir): Accept an --with-slibdir option.
11485 Use "test" not "[" in configure. Default to $(libdir).
11487 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
11489 * config/t-aix43 (SHLIB_INSTALL): Likewise.
11490 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
11491 (SHLIB_LINK): Create links for the soname.
11492 * config/mips/t-iris6: Likewise.
11493 * config/sparc/t-slibgcc: Likewise.
11494 * config/sparc/t-slibgcc-sld: Likewise.
11496 2001-01-07 Jakub Jelinek <jakub@redhat.com>
11498 * config/i386/i386.c (constant_call_address_operand): Accept
11499 (const (plus (symbol_ref) (const_int))).
11500 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
11501 constant_call_address_operand.
11503 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11505 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
11506 and LONG_LONG_TYPE_SIZE > 32.
11508 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11510 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
11511 the previous change.
11513 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
11515 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
11517 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
11518 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
11519 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
11522 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11524 * fix-header.c (read_scan_file): s/pfile/scan_in/.
11526 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11528 * c-lang.c (c_post_options): Call cpp_post_options.
11529 * objc/objc-act.c (objc_post_options): Similarly.
11530 * cppmain.c (main): Similarly.
11531 * fix-header.c (read_scan_file): Similarly.
11532 * cppinit.c (cpp_start_read): Move option consistency checks
11533 to cpp_post_options. Don't call init_dependency_output.
11534 If needed, add default target and main file dependency.
11535 (OPT_MD, OPT_MMD): Remove.
11537 (cpp_handle_option): Update for OPT_* changes.
11538 (cpp_post_options): New.
11539 (init_dependency_output): Command line -MF overrides environment
11540 variables. Don't set default target etc. Suppress output
11541 if dependencies are going to stdout.
11542 (print_help): Update.
11543 * cpplib.h (cpp_post_options): New.
11544 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
11546 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
11548 * jump.c (comparison_dominates_p): Support unordered compares.
11550 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
11552 * simplify-rtx.c (simplify_relational_operation): Always simplify
11553 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
11556 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
11558 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
11559 (nonzero_bits): Likewise.
11560 (simplify_comparison): Likewise.
11561 (num_sign_bit_copies): Likewise; return more sane value depending
11562 on STORE_FLAG_VALUE.
11563 (known_cond): Do not assume EQ to be always true for equivalent
11566 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11568 * cse.c (fold_rtx): Handle unordered comparisons.
11570 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11572 * rtlanal.c (set_of_1): New static function.
11573 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11574 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11575 reg_set_last_last_regno): Remove.
11576 (set_of): New global function.
11577 (set_of_data): New structure.
11578 (reg_set_p, reg_set_last): Revamp for set_of.
11579 * rtl.h (set_of): New.
11581 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11583 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11584 * extend.texi: Document _Exit builtin.
11586 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11588 * (initialize, initialize_builtins,
11589 initialize_dependency_output, initialize_standard_includes):
11590 Rename s/initialize/init. Update.
11591 (init_dependency_output): Move to after
11592 cpp_handle_options, the correct location temporally at least.
11593 (opt_comp): Move next to init (), its caller. Fix prototype.
11594 (init): Make "initialized" local scope.
11595 (cpp_create_reader): Always call init ().
11596 (cpp_start_read): Update.
11597 (output_deps): New function, broken out of cpp_finish.
11598 (cpp_finish): Break out output_deps.
11600 2001-01-07 Richard Henderson <rth@redhat.com>
11602 * collect2.c (COFF specific stuff): Revert 12-06 patch
11603 to prototype system functions.
11605 2001-01-07 Michael Hayes <mhayes@redhat.com>
11607 * hard-reg-set.h: Add multiple include guard.
11608 * basic-block.h (struct loop): Add `sink' field.
11609 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11610 (emit_iv_add_mult): Delete.
11611 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11612 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11613 (unroll_loop): Remove end_insert_before argument.
11614 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11615 (maybe_eliminate_biv_1): Likewise.
11616 (emit_iv_add_mult): Delete.
11617 (gen_add_mult, loop_regs_update): New.
11618 (loop_insn_emit_after, loop_insn_emit_before): New.
11619 (loop_insn_sink, loop_insn_sink_or_swim): New.
11620 (emit_iv_add_mult): Delete.
11621 (scan_loop): Set loop->sink.
11622 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11623 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11624 (maybe_eliminate_biv_1): Likewise.
11625 (maybe_eliminate_biv_1): Add basic block argument.
11626 * unroll.c (unroll_loop): Remove end_insert_before argument.
11627 (find_splittable_regs): Likewise.
11628 (find_splittable_regs): Use loop_insn_sink and its ilk.
11629 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11631 2001-01-07 Michael Hayes <mhayes@redhat.com>
11633 * loop.h (loop_insn_hoist): New prototype.
11634 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11635 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11636 (check_dbra_loop, load_mems): Likewise.
11637 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11638 (find_splittable_givs): Likewise.
11640 2001-01-07 Michael Hayes <mhayes@redhat.com>
11642 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11644 2001-01-07 Richard Henderson <rth@redhat.com>
11646 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11648 2001-01-07 Richard Henderson <rth@redhat.com>
11650 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11651 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11652 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11653 variant that handles a shared libgcc.
11654 (process_command): Always validate -{static,shared}-libgcc.
11655 (do_spec_1): New 'M' case.
11656 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11658 2001-01-07 Richard Henderson <rth@redhat.com>
11660 * Makefile.in (slibdir): New variable.
11661 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11662 (installdirs): Create slibdir.
11663 (install-libgcc, install-multilib): Defer to libgcc.mk.
11664 * configure.in (slibdir): Substitute.
11665 * mklibgcc.in (install): New target.
11667 * config/t-linux (SHLIB_LINK): Create links for the soname.
11668 (SHLIB_INSTALL): New.
11669 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11670 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11671 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11672 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11673 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11675 2001-01-07 Richard Henderson <rth@redhat.com>
11677 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11678 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11679 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11681 2001-01-07 Michael Hayes <mhayes@redhat.com>
11683 * loop.c (count_loop_regs_set): Delete.
11684 (load_mems_and_recount_loop_regs_set): Delete.
11685 (loop_regs_scan): Merge common code from count_loop_regs_set,
11686 scan_loop, and load_mems_and_recount_loop_regs_set.
11687 (scan_loop): Call load_mems directly and loop_regs_scan
11688 again if new registers created.
11690 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11692 * toplev.c (main): Call the front-end specific post_options
11693 hook if one is given.
11694 * toplev.h (struct_lang_hooks, lang_hooks): New.
11695 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11696 for the C front end.
11697 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11698 lang_hooks for the C++ front end.
11699 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11700 lang_hooks for the ObjC front end.
11701 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11702 * java/lang.c (lang_hooks): Hooks for the Java front end.
11704 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11706 * c-lex.c (init_c_lex): Request #define / #undef callbacks
11707 for verbose DWARF[2] debugging.
11708 (cb_define, cb_undef): The new callbacks.
11709 * toplev.h (debug_define, debug_undef): Make const correct.
11710 * toplev.c (debug_define, debug_undef): Similarly. Do not
11711 perform the verbosity tests here anymore.
11713 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
11715 * reload.c (subst_reloads): Take INSN argument. When
11716 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
11717 * reload.h (subst_reloads): Adjust prototype.
11718 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
11719 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
11720 present in JUMP_INSNs and copy them to JUMP_LABEL.
11721 * flow.c (find_label_refs, find_basic_blocks_1): Skip
11722 JUMP_INSNs and insns with REG_LABELs that are followed by
11723 JUMP_INSNs with the same REG_LABEL.
11724 * sched-rgn.c (is_cfg_nonregular): Likewise.
11725 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
11727 * unroll.c (unroll_loop): Look for REG_LABEL notes in
11729 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
11731 2001-01-06 Richard Henderson <rth@redhat.com>
11733 * loop.c (scan_loop): Use xcalloc for the regs array.
11734 (load_mems_and_recount_loop_regs_set): Zero the new memory
11735 received from xrealloc.
11737 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
11739 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
11741 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
11743 * integrate.c (copy_rtx_and_substitute): When copying
11744 an ignored return value, strip REG_FUNCTION_VALUE_P.
11746 2001-01-06 Michael Hayes <mhayes@redhat.com>
11748 * loop.c (debug_biv, debug_giv): New.
11749 (loop_biv_dump): Break out from ...
11750 (record_biv): ... here.
11751 (loop_giv_dump): Break out from ...
11752 (record_giv): ... here.
11753 (loop_bivs_check): Use print_simple_rtl.
11754 * unroll.c (loop_iterations): Use print_simple_rtl.
11756 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11758 * pa.md (return, return_internal): Modify patterns to prevent regrename
11759 mucking with the return pointer.
11761 2001-01-05 Richard Henderson <rth@redhat.com>
11763 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
11765 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
11767 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
11768 version supplied by Matteo Frigo.
11770 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11772 * cpp.texi: Update for -MQ.
11773 * cppinit.c (cpp_create_reader): Always create pfile->deps.
11774 (cpp_cleanup): Always free pfile->deps.
11775 (initialize_dependency_output): Don't create pfile->deps.
11776 (cpp_handle_option): Similarly.
11778 * gcc.c (cpp_options): Handle -MQ.
11779 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11780 * mkdeps.c (base_name): Remove.
11781 (deps_init): Don't allocate vector space until it's needed.
11782 (deps_free): Only free vectors if allocated.
11783 (deps_add_target, deps_add_dep): Update for initial allocation.
11784 (deps_add_default_target): Don't strip to the base_name.
11786 2001-01-05 DJ Delorie <dj@redhat.com>
11788 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
11789 (INIT_EXPANDERS): Define.
11791 * config/v850/v850.c (struct machine_function): Define.
11792 (v850_save_machine_status): New function.
11793 (v850_restore_machine_status): New function.
11794 (v850_return_addr): New function.
11795 (v850_init_expanders): New function.
11797 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
11798 and v850_init_expanders.
11800 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11802 * cpplib.h (struct cpp_reader): Add help_only field.
11803 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
11804 (cpp_handle_option): Set pfile->help_only if we see -h,
11805 --help, -target-help, or --version. Print version string but
11806 do not set help_only if we see -v or -version. Make text
11807 printed by -v match that printed by (-)-version.
11809 * cppmain.c (main): Exit after option parsing if
11810 pfile->help_only is true.
11812 * toplev.c (independent_decode_option): Call print_version,
11813 then exit, if we see --version (but not -version).
11814 (print_version): Split lengthy message into two lines.
11816 2001-01-05 Nick Clifton <nickc@redhat.com>
11818 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
11819 temporary string for initialisation before calling ggc_alloc_string.
11821 2001-01-06 Michael Hayes <mhayes@redhat.com>
11823 * rtl.h (print_simple_rtl): New.
11824 * print-rtl.c (print_simple_rtl): New.
11825 (flag_simple): New.
11826 (print_rtx): Disable printing of flags and modes, etc.,
11827 if `flag_simple` nonzero.
11829 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11831 * function.c (fixup_var_refs): Use push_to_full_sequence where
11834 2001-01-05 Michael Meissner <meissner@redhat.com>
11836 * flags.h (flag_reorder_blocks): Add declaration.
11837 (flag_rename_block): Ditto.
11839 2001-01-05 DJ Delorie <dj@redhat.com>
11841 * function.c (reorder_blocks): Make sure the flags are all reset
11842 before using them to mark blocks, else a second invocation will
11843 corrupt the block chain.
11844 (reorder_blocks_0): New, resets the flags.
11846 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
11848 * cse.c (find_comparison_args): Stop if the argument is known to
11851 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11853 * config/sh/sh.md (movdf): When splitting load into pair of
11854 registers, don't clobber the register used in the address too
11857 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
11859 * varasm.c (mark_constant_pool): Improve initial comments.
11860 (mark_constants): Move marking of constants to mark_constant.
11861 (mark_constant): New function to recursively mark all constants
11862 referred to by a constant.
11864 2001-01-05 Catherine Moore <clm@redhat.com>
11866 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
11868 2001-01-05 Phil Edwards <pme@sources.redhat.com>
11870 * cp/lang-options.h: Bring comment in line with reality.
11871 * f/lang-options.h: Likewise.
11872 * java/lang-options.h: Likewise.
11873 * objc/lang-options.h: Likewise.
11874 * ch/lang-options.h: Likewise.
11875 * f/g77.texi: And update the manual.
11877 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11878 Denis Chertykov <denisc@overta.ru>
11880 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11881 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11882 * config/avr/avr.md (all peepholes that request a scratch register):
11883 Call it, FAIL the peephole if not safe (in interrupt functions).
11885 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11887 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11889 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11891 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11893 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11894 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11895 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11896 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11897 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11899 * extend.texi: Document these builtins.
11901 2001-01-05 Daniel Berlin <dberlin@redhat.com>
11903 * c-common.c (lang_get_alias_set): Say we know nothing of
11904 VECTOR_TYPE aliasing.
11906 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
11908 2001-01-05 Bruce Korb <bkorb@gnu.org>
11910 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
11911 their x* equivalent versions for atexit-less systems
11912 * fixinc/fixincl.c(main): do not return from main() on atexit-less
11913 systems (or any other system any more).
11915 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
11917 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
11918 output operands. Use arm_hard_register_operand for operand 4.
11919 (stmsi_postinc): Similarly.
11920 (ldmsi): Use arm_hard_register_operand for opernand 2.
11921 (stmsi): Similarly.
11922 * arm.c (arm_hard_register_operand): New function.
11923 * arm-protos.h (arm_hard_register_operand): Prototype it.
11925 * arm.h (HARD_REGNO_RENAME_OK): Define.
11927 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
11929 * simplify-rtx.c (cfc_args): add "unordered" field.
11930 (check_fold_consts): Set unordered field.
11931 (simplify_relational_operation): Simplify the unordered
11934 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
11937 * emit-rtl.c (try_split): Fix code to mark labels.
11938 * jump.c (mark_jump_label): Make global.
11939 * rtl.h (mark_jump_label): Declare.
11941 * predict.c (estimate_probability): Handle unordred comparisons.
11943 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11945 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
11946 * cppinit.c (initialize_dependency_output): Update.
11947 (cpp_finish): Output dummy targets for -MP.
11949 (cpp_handle_option): Handle -MP. Don't quote -MT options.
11950 * cpplib.h (struct cpp_options): Add deps_phony_targets.
11951 * gcc.c (cpp_options): Update to handle -MP.
11952 * mkdeps.c (deps_add_target, deps_add_default_target): Update
11953 to quote only the default target.
11954 (deps_phony_targets): Insert a preceding newline. Rename from
11955 deps_dummy_targets for consistency.
11958 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11960 * calls.c (emit_library_call_value_1): Support
11961 INIT_CUMULATIVE_LIBCALL_ARGS.
11962 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
11964 2001-01-04 Richard Henderson <rth@redhat.com>
11966 * c-decl.c (finish_struct): Detect flexible array members
11967 used in an inappropriate context.
11968 * c-typeck.c (really_start_incremental_init): Special case
11969 constructor_max_index for zero length arrays.
11970 (pop_init_level): Allow initialization of flexible array
11971 members. Deprecate initialization of zero length arrays.
11972 Don't issue missing initializer warning for flexible array
11973 members or zero length arrays.
11974 (process_init_element): Don't dereference null DECL_SIZE.
11975 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
11976 Don't abort for empty constructors. Use size_binop
11977 (output_constructor): Add commentary regarding zero length
11978 array futures. Abort if we try to initialize an array of
11979 unspecified length with a non-empty constructor in the middle
11982 * extend.texi (Zero Length): Update and clarify documentation
11983 on static initialization.
11985 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11987 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
11988 with more than 32767 words of local storage.
11990 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11992 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
11993 for 'abs', 'labs', and 'fabs'.
11994 (c4x_expand_builtin): Likewise.
11995 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
11997 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11999 * config/sh/sh.md (prget, prset): New insn types.
12000 (return delay slot): Dont' allow prset.
12001 (call, sfunc delay slot): Don't allow prget.
12002 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
12003 for prset and prget.
12005 2001-01-05 Michael Hayes <mhayes@redhat.com>
12007 * loop.h (struct loop_reg): New.
12008 (struct loop_regs): Change to use array of `struct loop_reg'.
12009 * loop.c: Replace assortment of varrays with single regs array.
12010 (count_one_set): Delete may_not_move array argument
12011 and use regs array instead. All caller's changed.
12012 (count_loop_regs_set): Delete may_not_move and single_usage
12013 arguments and use regs array instead. All caller's changed.
12014 (find_single_use_in_loop): Replace usage array argument with pointer
12015 to regs structure. All caller's changed.
12016 (loop_optimize): Delete `moved_once' array.
12018 2001-01-05 Michael Hayes <mhayes@redhat.com>
12020 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
12021 Use it instead of loop_info->has_call for scanning loop mems.
12022 (check_dbra_loop): Replace loop_info->has_call test with
12023 loop_info->has_nonconst_call.
12025 2000-01-04 Matthew Hiller <hiller@redhat.com>
12027 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
12030 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12032 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
12033 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
12035 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12037 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
12038 (flag_short_double, flag_short_wchar): Define.
12039 (c_common_nodes_and_builtins): Create many tree nodes shared
12040 between C and C++ here instead of in cp/decl.c and ...
12041 * c-decl.c (init_decl_processing): ... here.
12042 (SIZE_TYPE, WCHAR_TYPE): Don't define.
12043 (flag_short_double, flag_short_wchar): Don't define.
12044 (record_builtin_type): New function.
12045 (build_void_list_node): New function.
12046 * c-common.h (flag_short_double, flag_short_wchar,
12047 record_builtin_type, build_void_list_node): Declare.
12049 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
12051 * integrate.c (expand_inline_function): Don't put a virtual
12052 register into the reg map.
12054 * function.c (fixup_var_refs_1): If force_operand didn't put
12055 the address into the target, move it there.
12057 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12059 Special-case tree_decl/tree_list allocations.
12060 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
12061 (OBJECT_SIZE): New macro.
12062 (NUM_EXTRA_ORDER): Likewise.
12063 (extra_order_size_table): New variable.
12064 (NUM_ORDERS): New macro.
12065 (objects_per_page_table): New variable.
12066 (object_size_table): New variable.
12067 (G.pages): Use NUM_ORDERS to bound the array.
12068 (G.page_tails): Likewise.
12069 (DIV_ROUND_UP): Remove.
12070 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
12071 (alloc_page): Use OBJECT_SIZE.
12072 (size_lookup): Don't make it const.
12073 (ggc_alloc): Use OBJECT_SIZE.
12074 (ggc_set_mark): Likewise.
12075 (ggc_get_size): Likewise.
12076 (init_ggc): Set up the object_size_table, objects_per_page_table,
12077 and adjust size_lookup.
12078 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
12079 (ggc_pop_context): Use NUM_ORDERS.
12080 (clear_marks): Likewise.
12081 (sweep_pages): Likewise.
12082 (poison_pages): Likewise.
12083 (ggc_print_statistics): Use OBJECT_SIZE.
12085 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12087 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
12088 Only call array_size_for_constructor if last field and array type
12089 with no upper bound.
12091 2001-01-04 Philip Blundell <philb@gnu.org>
12093 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
12094 from bit 31 downwards, if this requires no more insns.
12095 (count_insns_for_constant): New helper function for above.
12097 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
12099 * gencodes.c (output_predicate_decls): Remove empty initializer.
12101 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12103 * tree.c (copy_node): Remove documentation about obstacks.
12104 (buidl1): Check that nobody tries to build 2-argument nodes this
12107 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12109 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
12112 * gencodes.c (output_predicate_decls): Fill empty initializer
12115 2001-01-04 Jakub Jelinek <jakub@redhat.com>
12117 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
12118 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
12120 (do_include): Handle missing headers like cpp0.
12121 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
12122 paths with first include pathname. Don't strcat to uninitialized
12125 2001-01-04 Bernd Schmidt <bernds@redhat.com>
12127 * regrename.c (regrename_optimize): Don't rename from frame pointer
12128 if frame_pointer_needed.
12129 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
12130 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
12131 (ia64_reorg): Use it instead of scheduling if ! optimize.
12132 (errata_emit_nops): Properly call asm_noperands.
12133 (ia64_sched_reorder): Finish cycle if we see an asm.
12134 (ia64_variable_issue): Clear scheduling state after asms.
12136 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
12138 * cpp.texi: Update for -MT.
12139 * cppinit.c (initialize_dependency_output): Add a default
12140 target if none has been given already.
12141 (no_tgt, OPT_MT): New.
12142 (cpp_handle_option): Handle -MT. Update -M etc.
12143 * cpplib.h (struct cpp_options): Remove deps_target.
12144 * gcc.c (cpp_options): Handle -MT.
12145 * mkdeps.c (struct deps): Move from mkdeps.h.
12146 (deps_calc_target): Rename deps_add_default_target. Add a
12147 default target if none has been specified already.
12148 * mkdeps.h (struct deps): Move to mkdeps.c.
12149 (deps_calc_target): Rename deps_add_default_target.
12151 2000-01-03 Richard Henderson <rth@redhat.com>
12153 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
12155 * c-typeck.c (push_init_level): Move checks for flexible array
12156 members and zero length arrays ...
12157 (pop_init_level): ... here. Silently discard empty initializations.
12159 * varasm.c (output_constructor): Update for sizeof change to
12160 zero-length arrays.
12162 * extend.texi (Zero Length): Clarify semantics.
12164 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12166 * configure.in (tm.h): Include isns-codes.h last.
12167 * configure: Rebuilt.
12169 2001-01-03 Richard Henderson <rth@redhat.com>
12171 * config/alpha/alpha.md (addvsi3, addvdi3): New.
12172 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
12174 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12176 * tradcpp.c (main): Make sure finclude() is called with a valid
12177 indepth value while handling -include.
12179 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12181 * gencodes.c (output_predicate_decls): New function.
12183 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
12184 even if it is not the first time machmode.h is #included.
12185 * config/sh/sh.c (fpul_operand): Declare MODE argument.
12186 * tm.texi (PREDICATE_CODES): Document predicate declarations.
12187 * gcc.texi (Copyright): Added 2001.
12189 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12191 * c-common.c (c_common_lang_init): New function. Warn if format
12192 warning options which only have effects when used with -Wformat
12193 are used without -Wformat.
12194 * c-common.h (c_common_lang_init): Declare.
12195 * c-lang.c (lang_init): Call c_common_lang_init.
12196 * objc/objc-act.c (lang_init): Call c_common_lang_init.
12198 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12200 * configure.in: Check for the mktemp command.
12201 * configure: Regenerate.
12202 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
12203 $TEMP. Create temporary files with mktemp, if available at
12204 configure time; otherwise use set -C. Remove temporary files
12207 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12209 * configure.in: Require at least texinfo 4.0. Check for whether
12210 Pod::Man is sufficiently recent to regenerate GCC manpages.
12211 * configure: Regenerate.
12212 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
12214 (GENERATED_MANPAGES): Define.
12215 (generated-manpages): New target. Depend on cpp.1 as well as
12217 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
12218 configure to generated-manpages or empty) rather than on the
12219 manpages directly. Remove execute permission from installed
12220 gcov.1 as well as cpp.1.
12221 * cpp.1, gcov.1: Regenerate.
12223 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12225 * builtins.c (expand_builtin_strncmp): Use host_integerp and
12226 tree_low_cst. Allow using cmpstrsi in more cases.
12228 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12230 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
12233 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
12235 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
12236 * Makefile.in (HOST_CFLAGS): Mention build-make.
12238 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12240 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
12243 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12245 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
12248 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
12251 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
12252 reg_base_value and reg_known_value arrays.
12253 (init_alias_analysis): Add more cases to detect known values.
12254 * sched-deps.c (deps_may_trap_p): New function.
12255 (sched_analyze_2): Use it.
12257 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12259 * combine.c (simplify_shift_const): Even if we're sign-extracting,
12260 don't discard an ASHIFTRT if we're shifting in a wider mode.
12262 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
12264 * toplev.c (rest_of_compilation): Don't print basic block information
12265 when CFG isn't up to date.
12267 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
12269 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
12270 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
12271 (UNALIGNED_SHORT_ASM_OP): Define.
12272 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
12274 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12276 * fold-const.c (fold_convert): Fix typo.
12278 2001-01-02 Richard Henderson <rth@redhat.com>
12280 * c-common.h (ASM_INPUT_P): New.
12281 * c-parse.in (asm): Set it when needed.
12282 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
12283 existance of an operand.
12285 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
12287 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
12288 (dwarf2out_frame_debug_expr): Likewise.
12289 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
12291 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
12293 * i386.c (ix86_split_to_parts): Return number of part required;
12295 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
12297 (ix86_split_long_move): Use number of part returned
12298 by ix86_split_to_parts
12299 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
12301 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
12302 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
12303 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
12304 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
12305 (ALIGN_MODE_128): Add TFmode.
12306 (IS_STACK_MODE): Likewise.
12307 (HARD_REGNO_NREGS): TFmode needs 3 registers.
12308 (HARD_REGNO_OK): Support TFmodes.
12309 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
12310 * i386.md (scheduler definitions): Use memory operand to determine
12311 fst/fld instructions; use mode attribute to determine real mode of
12313 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
12314 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
12316 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12318 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
12320 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12322 * expr.c (store_constructor_field): Update ALIGN before calling
12325 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12327 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
12330 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12332 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
12335 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12337 * c-decl.c (start_function): Don't warn on third parameter to main.
12339 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12341 * tsystem.h: Define HAVE_DECL_GETOPT.
12343 2001-01-02 Philip Blundell <pb@futuretv.com>
12345 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
12348 2001-01-02 Richard Henderson <rth@redhat.com>
12350 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
12352 2001-01-02 Andreas Jaeger <aj@suse.de>
12354 * c-decl.c (c_decode_option): Remove support of
12355 -Wmissing-noreturn.
12357 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
12358 (W_options): Add -Wmissing-noreturn here.
12360 * flow.c: Define lang_missing_noreturn_ok_p.
12361 (check_function_return_warnings): Use it.
12363 * c-common.h: Declare lang_missing_noreturn_ok_p.
12365 * c-lang.c (c_missing_noreturn_ok_p): New function.
12366 (lang_init): Set lang_missing_noreturn_ok_p.
12368 * invoke.texi (Warning Options): Document this.
12370 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12372 * extend.texi (C++ Extensions): New node for C++ attributes;
12373 describe init_priority and com_interface.
12374 * invoke.texi: Remove -finit-priority as it now has zero effect.
12375 * install.texi: Fix xref syntax.
12376 * md.texi: Likewise.
12378 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12380 * config.gcc (sparc64-wrs-vxworks*): New case.
12381 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12383 * config/sparc/sparc.c (sparc_override_options): Do support different
12384 pointer and architecture size.
12385 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12386 (POINTERS_EXTEND_UNSIGNED): Define.
12387 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12388 (FUNCTION_MODE): Define to be Pmode.
12389 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12391 * function.c (expand_function_end): Properly handle DECL_RESULT
12392 and copy when ptr_mode != Pmode.
12393 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12395 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12397 * c-common.c (c_common_nodes_and_builtins): Set prototype
12398 parameters for __builtin_fputs, __builtin_fputc and
12399 __builtin_fwrite. Don't declare plain fputc as a builtin.
12401 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12403 * loop.c (add_label_notes): Increment the label usage count when
12404 a note is added to an insn which refers to a CODE_LABEL.
12405 * gcse.c (add_label_notes): Likewise.
12407 2001-01-01 Andreas Jaeger <aj@suse.de>
12409 * loop.c (scan_loop): Use xmalloc to allocate movables.
12411 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12413 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12414 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12415 * reload1.c (REGISTER_MOVE_COST): Likewise.
12416 * regclass.c (REGISTER_MOVE_COST): Likewise.
12417 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
12418 dimension. Adjust all users.
12419 (init_reg_sets_1): Iterate on all modes.
12420 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
12421 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
12422 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
12423 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
12424 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
12425 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
12426 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
12427 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
12428 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
12429 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
12430 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
12431 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
12432 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
12433 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
12434 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
12435 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
12436 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
12437 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
12438 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
12439 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
12440 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
12441 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
12442 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
12443 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
12444 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
12445 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
12446 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
12448 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12450 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
12451 arg VARIES_P. Call it with extra arg.
12452 (true_dependence): Likewise.
12453 * rtl.h (rtx_addr_can_trap_p): Declare.
12454 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
12456 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
12457 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
12458 pic offset table register if it's zero. All callers changed.
12459 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
12461 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12463 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
12464 STRING_POOL_ADDRESS_P.
12466 * config/sparc/sparc.c (input_operand): Properly test for short op.
12468 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
12469 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
12470 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
12471 * config/sparc/elf.h: No longer include sol2.h.
12472 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
12473 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
12475 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
12477 2001-01-01 Michael Hayes <mhayes@redhat.com>
12479 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
12480 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
12481 (record_initial): Likewise.
12482 * unroll.c (copy_loop_body, loop_iterations): Likewise.
12483 (remap_split_bivs): Likewise.
12485 2001-01-01 Michael Hayes <mhayes@redhat.com>
12487 * loop.c (loop_ivs_free): New function.
12488 (strength_reduce): Break out from...
12490 2001-01-01 Michael Hayes <mhayes@redhat.com>
12492 * loop.h (struct iv): New.
12493 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
12494 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
12495 'reg_biv_class' fields with 'regs' and 'n_regs'.
12496 (struct ivs): Rename 'loop_iv_list' field to 'list'.
12497 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
12498 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
12500 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
12502 * resource.c (mark_referenced_resources): Abort() before
12503 attempting to mark a pseudo register.
12504 (mark_set_resources): Likewise.
12506 2001-01-01 Michael Hayes <mhayes@redhat.com>
12508 * loop.h (REG_IV_CLASS): New accessor macro.
12509 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
12510 * unroll.c (REG_IV_CLASS): Likewise.
12512 See ChangeLog.4 for earlier changes.