1 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3 * doc/install.texi2html (MAKEINFO): Keep value if set already.
5 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
7 * doc/gcc.texi: Add trailing slash to URL.
9 2001-06-07 Stan Shebs <shebs@apple.com>
11 * config/darwin.h (ENCODE_SECTION_INFO): Define.
12 (REDO_SECTION_INFO_P): Ditto.
13 (STRIP_NAME_ENCODING): Ditto.
14 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
15 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
16 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
17 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
18 * config/darwin.c: No longer include c-tree.h.
19 (machopic_classify_ident): Rewrite to use symbol encoding.
20 (lookup_name_darwin): Remove.
21 (machopic_non_lazy_ptr_name): Handle encoded symbols.
22 (machopic_stub_name): Use STRIP_NAME_ENCODING.
23 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
24 (machopic_finish): Ditto, remove test of decl.
25 (update_non_lazy_ptrs): New function.
26 (darwin_encode_section_info): New function.
27 * config/darwin-protos.h: Declare it.
28 * config/rs6000/rs6000.c (machopic_output_stub): Use
31 2001-06-07 Mark Mitchell <mark@codesourcery.com>
33 * tree.h (DECL_SOURCE_FILE): Improve documentation.
34 (DECL_SOURCE_LINE): Likewise.
36 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
38 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
41 2001-06-07 Phil Edwards <pme@sources.redhat.com>
43 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
44 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
46 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
48 * doc/contrib.texi: Add copyright notice.
50 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
52 * doc/md.texi: Use four digit years in copyright notice.
54 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
56 * config.gcc: For $target_alias of athlon-*, set
57 target_cpu_default2=5.
59 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
61 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
62 end of last block if last real insn is a JUMP_INSN.
64 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
68 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
70 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
71 pthread_t to objc_thread_t.
72 (__gthread_objc_thread_id): Likewise.
74 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
76 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
77 (ASM_OLDAS_SPEC): Likewise.
79 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
80 (CPP_SUBTARGET_SPEC): Use it.
81 (ASM_OLDAS_SPEC): Define.
83 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
85 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
87 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
90 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
92 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
93 Document use of N_(...), and show it in examples. Note that
94 documentation should be added to invoke.texi. Avoid an overfull
97 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
99 * toplev.c (rest_of_compilation): Revert previous patch.
100 * final.c (shorten_branches): Likewise.
102 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
104 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
107 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
109 * doc/install-old.texi: Remove more obsolete documentation.
111 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
113 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
115 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
117 * toplev.c (rest_of_compilation): Call split_all_insns
118 before reg-stack and shorten-branches. Do shorten-branches
120 * final.c (shorten_branches): Remove insn splitting code.
122 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
124 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
125 * configure: Rebuilt.
127 2001-06-07 Andreas Jaeger <aj@suse.de>
129 * emit-rtl.c (operand_subword): Remove unused variable.
131 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
133 * i386.md (floatdi?f): Avoid usinf of SSE instructions
134 if TARGET_64BIT is false.
135 (floatdi?f_i386_only): New insn.
136 (floatdi?f_i386): Disable for !TARGET_64BIT.
138 * (min?f, max?f splitters): Handle case where
139 operands are cross-matched.
141 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
142 (MMX_REGISTER_NAMES): Kill.
143 (PRINT_OPERAND): Fix comment.
144 (PRINT_REG): Likewise.
145 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
146 (print_operand): Update comment; kill 'm'.
148 * i386.c (x86_branch_hints): New global variable
149 (print_operand): Support outputting of branch prediction hints.
150 * i386.md (conditional jump patterns): Add branch prediction hints
152 * i386.h (x86_branch_hints): Declare
153 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
154 (PRINT_OPERAND_FUNCT_VALID_P): New.
155 * final.c (final_forward_branch_p): New function.
157 2001-06-06 Richard Henderson <rth@redhat.com>
159 * flow.c (mark_used_reg): Clean up looping over multiple hard
160 registers. Do conditional life bits across multiple hard regs.
162 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
164 * reload1.c (reload): Revert Schmidt's change so all USEs are not
165 deleted during reload.
167 2001-06-05 Mark Mitchell <mark@codesourcery.com>
169 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
170 functions here, instead of ...
171 * c-decl.c (c_expand_body): ... here.
173 2001-06-05 David O'Brien <obrien@FreeBSD.org>
175 * config.gcc, config/sparc/bsd.h: Do not directly include
176 sparc/sparc.h. Instead do it via tm_file.
178 2001-06-05 Richard Henderson <rth@redhat.com>
180 * dwarf2.h (DW_EH_PE_aligned): New.
181 * dwarf2asm.c (eh_data_format_name): Name it.
182 (dw2_asm_output_encoded_addr_rtx): Align for it.
183 * dwarf2out.c (output_call_frame_info): Handle it for personality
184 routine and LSDA pointers.
186 * unwind-pe.h (DW_EH_PE_aligned): New.
187 (base_of_encoded_value): Handle it.
188 (read_encoded_value_with_base): Likewise.
189 * unwind-dw2-fde.c (base_from_object): Likewise.
190 (get_cie_encoding): Likewise.
192 * config/alpha/elf.h: Remove ecoff commentary.
193 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
195 2001-06-05 David O'Brien <obrien@FreeBSD.org>
197 * config.gcc, config/i386/bsd386.h: Do not directly include
198 i386/386bsd.h. Instead do it via tm_file.
200 2001-06-05 David O'Brien <obrien@FreeBSD.org>
202 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
205 2001-06-05 Pascal Obry <obry@act-europe.fr>
207 * configure.in: Quote $enable_win32_registry in case the value has
211 2001-06-05 Mark Mitchell <mark@codesourcery.com>
213 * print-rtl.c (xspaces): Remove.
214 (print_rtx): Use printf field-width, rather than xpsaces, to
216 * toplev.c (main): Disable sibling-call optimization if we are
219 2001-06-05 Bernd Schmidt <bernds@redhat.com>
221 * reload1.c (reload): Delete all USEs generated during reload.
223 2001-06-05 scott snyder <snyder@fnal.gov>
225 * gccbug.in: Fix typo.
227 2001-06-05 Andreas Jaeger <aj@suse.de>
229 * builtins.def: Fix definition of __builtin_cosf, it uses float as
230 parameter and return value.
232 2001-06-04 Anthony Green <green@redhat.com>
234 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
235 machine. This is now done in sparc.h.
237 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
239 Correct CVS resurrection of invoke.texi.
240 * doc/invoke.texi: Document new tree dump flags.
242 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
244 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
245 for casting an aggregate to its own type. Fixes PR c/2735.
247 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
249 * doc/texinfo.tex: Update to version 2001-05-24.08.
251 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
253 * c-common.h (flag_dump_translation_unit): Remove.
254 (enum tree_dump_index): Define.
255 (TDF_ADDRESS, TDF_SLIM): New #defines.
256 (dump_node_to_file): Remove.
257 (dump_node): Make extern. Add flags.
258 (dump_flag, dump_enabled_p, dump_begin, dump_end,
259 dump_switch_p): Prototype.
260 * c-common.c (flag_dump_translation_unit): Remove.
261 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
262 logic. Use dump_switch_p.
263 * c-dump.h (struct dump_info): Add node and user fields.
264 (dump_pointer): Declare.
265 * c-dump.c (dump_node): Make extern. Add flags.
266 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
267 (dump_new_line, dump_maybe_newline): Use them.
268 (dump_pointer): New function.
269 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
270 chain or function's body. Dump address, if TDF_ADDRESS set.
272 (dump_node_to_file): Remove.
273 (struct dump_file_info): New struct.
274 (dump_files): New array.
275 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
276 * c-lang.c (finish_file): Adjust dumping.
277 * toplev.h (dump_base_name): Make extern.
278 * invoke.texi: Document new flags.
280 2001-06-04 Mark Mitchell <mark@codesourcery.com>
282 * c-tree.h (lang_decl): Add pending_sizes fields.
283 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
285 (c_expand_body): Expand them.
286 (lang_mark_tree): Mark lang_decl:pending_sizes.
287 * function.c (expand_pending_sizes): New function, broken out
289 (expand_function_start): ... here.
290 * tree.h (expand_pending_sizes): Declare it.
292 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
294 * doc/install.texi: Update FreeBSD information. Generalize
295 and update information for alpha-based platforms using ELF.
297 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
299 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
300 (store_parm_decls): Likewise.
301 * c-typeck.c (convert_arguments): Likewise.
303 2001-06-04 Richard Henderson <rth@redhat.com>
305 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
306 optimization if current_function_calls_setjmp.
308 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
310 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
313 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
315 * simplify-rtx.c (simplify_subreg): Fix combining of
318 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
320 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
321 (no_labels_between_p): Short circuit case beg==end.
323 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
325 * rtlanal.c (operand_preference): Fix preference for objects.
327 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
329 * gcse.c (handle_avail_expr): Be prepared to handle single_set
332 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
334 * combine.c (if_then_else_cond): Use simplify_subreg instead
336 * integreate.c (sub_constants): Likewise.
338 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
340 * emit-rtl.c (constant_subword): Deprecate; remove most of code
341 and use simplify_gen_subreg.
343 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
345 * sibcall.c (skip_copy_to_return_value): recognize the situation
346 when the called function's return value is copied into an
347 intermediate pseudo, and then into the calling functions return
350 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
352 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
353 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
354 in case register wasn't OK previously, accept it now; allow
355 subregs of frame pointer if reload completed and frame pointer
358 * combine.c (sombine_simplify_rtx): Fix comment;
359 use subreg_lowpart_offset instead of subreg_lowpart_p
360 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
361 * rtl.h (subreg_lowpart_parts_p): Kill.
362 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
363 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
364 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
365 (gen_lowpart_common): Likewise.
366 (subreg_lowpart_p): Likewise.
367 (subreg_lowpart_parts_p): Kill.
368 (subreg_lowpart_offset, subreg_highpart_offset): New function.
370 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
371 to simplify SUBREG and REG.
372 (gen_highpart): Use simplify_gen_subreg for all simplifications.
374 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
377 * rtlanal.c (replace_regs): Use simplify_gen_subreg
379 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
381 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
382 (ARRAY_RANGE_REF): Added description.
384 * tree.def (ARRAY_RANGE_REF): New code.
385 * alias.c (handled_component_p, can_address_p): Handle it.
386 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
387 * explow.c (set_mem_attributes): Likewise.
388 * expr.c (expand_assignment, get_inner_reference): Likewise.
389 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
390 * fold-const.c (operand_equal_p): Likewise.
391 * tree.c (staticp, stabilize_reference): Likewise.
392 * varasm.c (decode_addr_const): Likewise.
394 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
396 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
397 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
399 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
401 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
402 mark_constant_pool_use before output_addr_const.
403 (struct pool_node): New field wend.
404 (add_constant): Note a sequence of constants that are referenced
406 (pool_window_label, pool_window_last): New variables.
407 (dump_table): Emit a unspec_volatile representing the end of a
408 sequence of constants.
409 (mark_constant_pool_use): New function.
410 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
411 (consttable_2): Add the second operand which flags whether
412 this consttable entry was used or not.
413 (consttable_4, consttable_8, consttable_sf, consttable_df):
415 (consttable_window_end): New insn.
417 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
419 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
420 Reformat according to coding standards.
423 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
424 (shl_and_kind): Cast wide constant.
425 (gen_far_branch): Define as static, as in declaration.
426 (barrier_align): Compute cache-line length as unsigned. Add
427 parentheses in initial credit computation.
428 (rounded_frame_size): Add parentheses.
429 (permanent_obstack): Remove declaration. Include ggc.h for
430 declaration of ggc_add_root_rtx().
431 (get_free_reg): Removed declaration of unused variable reg.
432 (legitimize_pic_address): Mark mode argument as unused.
434 2001-06-03 Igor Shevlyakov <igor@windriver.com>
436 * config/sh/sh.c (output_branch): Support for insn with lenght
437 attr 12 & 16 which represents cond branches outside +-4096 range.
439 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
441 * config/sh/lib1funcs.asm (ic_invalidate): Align the
442 cache-mirroring sequence. Add nops.
444 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
446 * doc/install-old.texi: Remove more old installation
448 * doc/install.texi: Add relevant parts here.
450 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
452 * doc/install.texi2html: New script.
454 2001-06-03 David Edelsohn <edelsohn@gnu.org>
456 * doc/install.texi: Update AIX information again.
458 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
460 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
461 installation documentation.
462 * doc/install.texi: Move it to here.
464 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
466 * doc/install.texi: Clean up Texinfo markup.
468 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
470 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
471 to just after title page.
473 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
475 * doc/install-old.texi: Remove documentation of some configuration
477 * doc/install.texi: Add relevant parts of this documentation here.
479 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
481 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
482 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
484 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
486 * i386.md (all uses of ext_register_operand): Make sure they are
487 VOIDmode; replace all uses outside zero_extend.
488 (and?i splitters): Use ext_register_operands.
489 (test?i peep2): Remove ignored constraints.
490 * i386.c (ext_register_operand): Check that operand is
491 eighter pseudo or hard or 'Q' register.
493 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
495 * tree.h (struct record_layout_info_s): New field unpadded_align.
496 (set_lang_adjust_rli): New declaration.
497 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
498 it would have if not packed, do not downgrade DECL_ALIGN.
499 (lang_adjust_rli, set_lang_adjust_rli): New.
500 (start_record_layout): Initialize new field unpadded_align.
501 (debug_rli): Display it.
502 (place_union_field, place_field): Set it.
503 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
505 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
506 mean that; use proper names instead.
507 Print DECL_NO_STATIC_CHAIN.
509 * except.c (expand_builtin_frob_return_addr): Add missing call
510 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
511 (expand_builtin_eh_return): Likewise.
512 (expand_eh_return): Clean up ptr_mode != Pmode cases.
514 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
516 * doc/invoke.texi: Remove references to papers about sequence points
517 to readings.html, refer to that page.
519 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
521 * README: Update references to installation instructions.
523 2001-06-01 Laurent Guerby <guerby@acm.org>
524 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
526 * doc/install.texi: Define srcdir when sources come from CVS.
527 Significantly improve markup. Wrap overly long lines
529 2001-06-01 DJ Delorie <dj@redhat.com>
531 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
532 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
533 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
534 gcov.1: Move to doc subdirectory.
535 * install.texi: Move to doc/install-old.texi.
536 * gcc.texi: Move to doc, refer to install-old.texi.
537 * Makefile.in: Reflect move of docs to doc/.
538 * f/Make-lang.in: Ditto.
539 * java/Make-lang.in: Ditto.
540 * doc/.cvsignore: New.
542 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
544 * invoke.texi: use two spaces between command options, eliminate
545 some 'overfull hboxes'
547 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
549 * Makefile.in (s-mlib): Make backtick-commands always succeed.
550 (DRIVER_DEFINES): Ditto.
552 2001-05-31 Richard Henderson <rth@redhat.com>
554 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
555 also link against libgcc.a.
557 2001-05-31 Geoff Keating <geoffk@cygnus.com>
559 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
560 * config/mips/mips.c (mips_output_ascii): New function.
561 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
563 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
565 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
567 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
568 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
570 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
572 * install.texi (Configuration): Add html links for --with-gnu-as &
573 --with-gnu-ld and refer to them from hppa & SCO triplets.
574 (Specific): Link back to with-gnu-ld for all ELF platfoms.
575 (Specific): Reword AVR binutils recommendation.
577 2001-05-30 Zack Weinberg <zackw@stanford.edu>
579 * ggc-page.c (size_lookup): Increase minimum allocation size
581 (ggc_print_statistics): Report size of each bin in bytes, not
582 as its order; there is no longer a direct relationship.
584 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
586 * extend.texi: Fix formating of examples, eliminate some
588 * gcc.texi: Eliminate some 'overfull hboxes'.
589 * invoke.texi: Use two spaces between command options, eliminate
590 some 'overfull hboxes'.
592 2001-05-30 Richard Henderson <rth@redhat.com>
594 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
596 2001-05-30 Tom Tromey <tromey@redhat.com>
598 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
599 use it in the new association.
601 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
602 John David Anglin <dave@hiauly1.hia.nrc.ca>
604 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
605 to target type to allow ISO C++ compiler to accept it.
606 * gthr-dce.h (__gthread_active_ptr): Likewise.
607 * gthr-solaris.h (__gthread_active_ptr): Likewise.
609 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
611 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
612 so that we do accept comments in preprocessed input.
614 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
616 * cpphash.c (alloc_node): Cast allocated pointer.
618 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
620 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
622 2001-05-29 Stan Shebs <shebs@apple.com>
624 * gcc.texi: Add links for information about Objective-C.
626 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
628 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
629 /bin/sed fails on [^\"]).
630 (configargs.h): Likewise.
632 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
634 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
636 2001-05-28 Stan Shebs <shebs@apple.com>
638 * objc/objc.gperf: Remove, no longer used.
640 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
642 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
643 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
644 Remove trailing whitespace.
646 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
648 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
649 became http://freeware.sgi.com/.
651 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
653 * local-alloc.c (update_equiv_regs): Don't eliminate constant
656 2001-05-27 Stan Shebs <shebs@apple.com>
658 * objc/objc-act.c: Add/fix various comments.
659 (init_selector): Remove, no longer used.
660 (build_msg_pool_reference): Ditto.
663 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
665 * c-decl.c (init_decl_processing):
666 Don't call start_identifier_warnings.
667 * flags.h (warn_id_clash, id_clash_len): Remove.
668 * stringpool.c: Don't include flags.h.
669 (scan_for_clashes, do_identifier_warnings,
670 start_identifier_warnings): Remove.
671 * toplev.c (warn_id_clash, id_clash_len): Remove.
672 (display_help): Don't document -Wid-clash.
673 (decode_W_option): Print warning on -Wid-clash.
674 * tree.h (start_identifier_warnings): Remove.
675 * invoke.texi: Remove documentation of -Wid-clash.
677 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
679 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
681 2001-05-27 Bruce Korb <bkorb@gnu.org>
683 * fixinc/check.tpl(HACK) add and use a Scheme variable
684 (has no test text): error out if no "test_text" is defined
685 * fixinc/fixincl.tpl: likewise
686 (FIXIDX): make it an enumeration so we minimize diffs
687 * fixinc/inclhack.def: re-alphabetize and add sort instructions
688 * fixinc/fixincl.x: regenerate
689 * fixinc/tests/base/stdio.h: test output got moved due to
691 * README-fixinc: rewrite (mostly)
693 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
695 * cpplib.c (run_directive): Set pfile->directive.
697 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
699 * c-tree.texi: Reformat the manual as a single chapter now
700 included by gcc.texi.
701 * gcc.texi: Include c-tree.texi. Merge all indexes.
702 * Makefile.in (dvi): Add generation for the cppinternals
703 documentation. Added dependencies on fdl.texi and c-tree.texi
704 where appropriate. Use TEXI2DVI instead of custom tex calls.
705 (info): Added dependencies on fdl.texi and c-tree.texi where
706 appropriate. Remove the target c-tree.info.
708 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
710 * combine.c (try_combine): Fix typo in comment.
711 * expr.c (expand_expr): Likewise.
712 * config/i370/i370.md (untyped_call): Likewise.
714 2001-05-26 Bruce Korb <bkorb@gnu.org>
716 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
717 when fixincl is operating in test mode
718 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
719 (AAB_ultrix_limits): remove redundant text
720 (AAB_ultrix_memory): ditto
721 (AAB_ultrix_string): ditto
722 (djgpp_wchar_h): fix the test text
723 (irix_stdio_va_list): add test text
724 (irix_limits_const): add a testing output file (limits.h is overwritten)
725 (strict_ansi_not_ctd): put limits.h second in list for same reason
726 (solaris27_mutex_init): test text needed selection text, too
728 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
729 when fixincl is operating in test mode
731 2001-05-26 Philip Blundell <philb@gnu.org>
733 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
734 * config/i960/i960-protos.h: Likewise.
735 * config/i370/i370-protos.h: Likewise.
736 * config/h8300/h8300-protos.h: Likewise,
737 * config/sh/sh-protos.h: Likewise.
738 * config/v850/v850-protos.h: Likewise.
740 2001-05-26 Philip Blundell <philb@gnu.org>
742 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
744 2001-05-25 Zack Weinberg <zackw@stanford.edu>
746 * toplev.c (debug_args, f_options, W_options): Mark
747 descriptions for translation.
748 (display_help): Translate descriptions on output.
750 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
751 objc/lang-options.h: Mark descriptions for translation.
753 * aclocal.m4: Quote final argument of patsubst. Use
754 3-argument form of AC_DEFINE. Restore quotes to [] while
756 * configure.in: Remove unnecessary changequote calls.
757 * configure, config.in: Regenerate.
759 2001-05-25 Sam TH <sam@uchicago.edu>
761 * basic-block.h: Fix header include guards.
762 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
763 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
764 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
765 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
766 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
767 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
768 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
769 varray.h version.h: Likewise.
770 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
771 config/arm/arm.h config/c4x/c4x-protos.h
772 config/h8300/h8300-protos.h config/h8300/h8300.h
773 config/i370/i370-protos.h config/i370/i370.h
774 config/i960/i960-protos.h config/mcore/mcore.h
775 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
776 config/v850/v850-protos.h config/v850/v850.h: Likewise.
777 * fixinc/fixlib.h fixinc/server.h: Likewise.
779 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
781 * config/arc/initfini.c (.init): Fix typo.
783 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
785 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
787 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
789 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
791 2001-05-25 Richard Henderson <rth@redhat.com>
793 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
795 2001-05-25 Richard Henderson <rth@redhat.com>
797 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
798 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
799 (sparc*-*-solaris2): Likewise.
800 * config/t-linux: Remove shared libgcc macros.
801 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
802 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
804 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
806 * config.gcc (*-*-freebsd*): Report bad configuration.
808 2001-05-25 David Edelsohn <edelsohn@gnu.org>
810 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
812 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
814 (ASM_OUTPUT_LABELREF): Delete.
816 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
818 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
819 strict_ansi_only): Don't run if stdc_0_in_system_headers.
820 * fixinc/fixincl.x: Regenerate.
821 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
822 (FIX_TEST_TABLE): Declare it.
823 * fixinc/fixlib.h: Include config.h.
825 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
827 * fixinc/inclhack.def (alpha___assert): Change char * args to
828 const char * on Tru64 UNIX to avoid excessive warnings from
830 * fixinc/fixincl.x: Regenerate.
832 2001-05-25 Geoff Keating <geoffk@redhat.com>
834 * dbxout.c (dbxout_symbol): Invert previous patch, which was
835 outputting a tag only for variable-size records.
837 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
839 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
840 instead of rtx_equal_p for early clobber test.
842 2001-05-26 Mark Mitchell <mark@codesourcery.com>
844 * builtins.def: Encode additional information, such as names and
846 * builtin-types.def: New file.
847 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
848 (built_in_decls): Likewise. Don't explicitly initialize global
850 (expand_builtin_mathfn): Handle float and long double variants of
852 (expand_builtin): Likewise.
853 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
854 (expand_tree_builtin): Handle long, long long, float, and long
855 double variants of math functions.
856 * c-common.h (c_tree_index): Remove some unused nodes.
857 (void_ftype): Remove.
858 (void_type_ptr): Likewise.
859 (int_ftype_int): Likewise.
860 (ptr_ftype_sizetype): Likewise.
861 * c-decl.c (init_decl_processing): Remove creation of DWARF
863 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
864 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
865 * Makefile.in (c-common.o): Depend on builtin-types.def.
867 2001-05-25 Dale Johannesen <dalej@apple.com>
869 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
871 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
873 * c-parse.in (notype_initdcl): Remove redundant line.
875 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
877 * aclocal.m4: Fixed typo.
878 (gcc_AC_HEADER_STDBOOL): Define.
879 (gcc_AC_C__BOOL): Define.
880 * configure.in: Use them.
881 (AC_CHECK_HEADERS): Remove stdbool.h
882 * configure, config.in: Regenerate.
884 2001-05-25 Richard Henderson <rth@redhat.com>
886 * function.c (expand_function_start): Don't abort on PARALLEL
887 returns from hard_function_value.
889 2001-05-25 Richard Henderson <rth@redhat.com>
891 * config/i386/i386.md: Revert previous change. Do not apply
892 the peephole if the components do not die after the sequence.
894 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
896 * c-parse.in (array_declarator): New. Handle C99 constructs.
897 Don't restrict [*] declarators to C only.
898 (after_type_declarator, parm_declarator_starttypename,
899 parm_declarator_nostarttypename, notype_declarator,
900 direct_absdcl1): Use it.
901 * c-decl.c (build_array_declarator, set_array_declarator_type):
902 New functions. Warn that [*] isn't properly implemented; pedwarn
903 for [*] outside C99 mode if pedantic rather than giving a hard
905 (grokdeclarator): Handle static and type qualifiers in parameter
907 * c-tree.h (build_array_declarator, set_array_declarator_type):
909 * extend.texi (Attribute Syntax): Document attributes in parameter
912 2001-05-25 Mark Mitchell <mark@codesourcery.com>
914 * config/i386/i386.md: Make sure cmpstr peepholes do not
915 affect liveness information.
917 2001-05-24 Mark Mitchell <mark@codesourcery.com>
919 * c-typeck.c (digest_init): Issue error messages about
920 invalid constants, not warnings.
922 2001-05-24 Mark Mitchell <mark@codesourcery.com>
924 * invoke.texi (-fno-builtin): Document that this is always on
927 2001-05-24 Philip Blundell <philb@gnu.org>
929 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
932 2001-05-24 Philip Blundell <philb@gnu.org>
934 * config/arm/arm.c (output_return_instruction): Correctly handle
935 interworking and interrupt functions.
937 2001-05-24 Philip Blundell <philb@gnu.org>
939 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
940 -m{no-}sched-prolog. Fix typos and improve formatting.
942 2001-05-24 Philip Blundell <philb@gnu.org>
944 * invoke.texi (ARM Options): Improve wording slightly. Add
945 documentation for more options, including those for Thumb mode.
946 Don't mention options that don't exist or are unimplemented.
947 (Thumb Options): Delete; merged into above section.
949 2001-05-24 Geoff Keating <geoffk@redhat.com>
951 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
952 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
954 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
956 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
957 fix hard register simplification.
959 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
961 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
962 of just copying CPP_CPU_SPEC.
964 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
966 * i386.c (incdec_operand): Accept only 1 and -1.
968 2001-05-23 Kelley Cook <kelley.cook@home.com>
970 * Makefile.in: Move many of the *_H definitions eariler in the
971 file, so that rules in t-* files that use them for
972 dependencies will work in a parallel build.
973 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
975 2001-05-23 Richard Henderson <rth@redhat.com>
977 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
979 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
981 * cpp.texi: Update for handling of charconsts.
982 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
983 diagnostics. Skip to the end if the UCS is too short.
984 (cpp_interpret_charconst): Long charconsts issue a warning
987 2001-05-23 Richard Henderson <rth@redhat.com>
989 * doc/install.texi (alpha-linux): Require binutils 2.11.
991 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
993 * c-lex.c (read_escape, read_ucs): Delete.
994 (lex_string): Use cpp_parse_escape.
995 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
996 if not C++ or not C99. Warn if traditional.
997 (parse_escape): Rename cpp_parse_escape. Make the bitmask
998 unsigned. Warn for out-of-range escape sequences here.
999 Update to use maybe_read_ucs.
1000 (cpp_interpret_charconst): Don't warn here.
1001 * cpplib.h (cpp_parse_escape): New exported function.
1003 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
1005 * extend.texi (Attribute Syntax): Clarify application of
1006 attributes to parameters declared as functions or arrays.
1008 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
1010 * dbxout.c (dbxout_type_methods): Do still group methods by name.
1012 2001-05-23 Zack Weinberg <zackw@stanford.edu>
1014 * diagnostic.c (vnotice): Kill.
1015 (fnotice): Call vfprintf directly.
1016 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
1017 verbatim, set_diagnostic_context): Rename string argument to
1018 indicate that it is run through gettext.
1019 (vbuild_message_string, build_message_string, output_do_printf):
1020 Rename string argument to indicate that it is NOT run through
1022 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
1023 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
1024 Run msgid argument through gettext.
1025 (default_print_error_function): Run constant strings through
1026 gettext when nothing else will.
1027 (fatal_error, internal_error, error_recursion): Use fnotice.
1028 Present complete sentences to gettext.
1030 2001-05-23 Mark Mitchell <mark@codesourcery.com>
1032 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
1034 2001-05-23 Richard Henderson <rth@redhat.com>
1036 * function.c (expand_function_start): Always use a pseudo
1037 for the function result value.
1039 2001-05-22 Richard Henderson <rth@redhat.com>
1041 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
1042 section pointer alignment.
1044 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
1046 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
1047 of __USER_LABEL_PREFIX__.
1049 2001-05-22 Richard Henderson <rth@redhat.com>
1051 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
1052 (__deregister_frame_info_bases): New.
1053 * unwind-dw2-fde.h: Declare it.
1054 * libgcc-std.ver: Export it.
1055 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
1056 called __register_frame_info_bases.
1058 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1060 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
1061 instead of #elif (which is OK for this case but not in general).
1063 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
1065 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
1066 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
1067 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
1068 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
1069 "r2" to the assembly file. Only issue allocs with non-zero parameters.
1071 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1072 David O'Brien <obrien@freebsd.org>
1074 * config/freebsd.h (LIB_SPEC): Key the exact setting to
1075 configure-time options and target version of FreeBSD. Set-up
1076 to match architectural change in threading support. Correctly
1077 report when -pthread option is not supported by configure-time
1079 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
1080 and extend to encode target version number in run-time setting
1081 of __FreeBSD__ macro to match the system compiler.
1082 (CPP_PREDEFINES): Likewise.
1083 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
1085 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
1086 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
1088 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1089 David O'Brien <obrien@freebsd.org>
1091 * config.gcc (the unlabeled system switch statement): Add
1092 generic configuration section to handle *-*-freebsd*. Also,
1093 to match the system compiler, default to threading support (it
1094 may be disabled with the standard --disable-threads
1095 configuration-time switch).
1096 (i[34567]86-*-freebsd* in machine-specific section): Use it.
1097 (alpha*-*-freebsd* in machine-specific section): Likewise.
1099 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
1100 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
1101 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
1102 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
1103 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
1105 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1106 David O'Brien <obrien@freebsd.org>
1108 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
1109 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
1110 -pthread instead setting macro.
1112 2001-05-22 Richard Henderson <rth@redhat.com>
1114 * crtstuff.c (__register_frame_info_bases): Declare.
1115 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1116 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1118 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1119 (CRT_GET_RFIB_DATA): New.
1120 * config/i386/sysv4.h: Likewise.
1121 * config/i386/sco5.h: Likewise.
1122 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1124 2001-05-22 Richard Henderson <rth@redhat.com>
1126 * rtl.c (read_string): Break out from ...
1127 (read_rtx): ... here.
1129 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1131 * doc/install.texi (Specific): Remove a bogus and duplicate part
1132 copied from the end of the document.
1134 2001-05-22 Bernd Schmidt <bernds@redhat.com>
1136 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
1138 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1140 * install.texi: Remove obsolete information on SunOS as well as
1141 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
1142 (Installing GNU CC on the Sun): Remove section.
1144 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
1146 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
1147 keep errno unchanged on success.
1149 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1151 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
1152 once for hexadecimal floats, whether or not they contain a decimal
1153 point. Don't let the setting of pedantic otherwise affect the
1154 parsing of hexadecimal floats.
1156 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1158 * README.ACORN: Remove obsolete file.
1160 2001-05-22 Jan Hubicka <jh@suse.cz>
1162 * combine.c (gen_binary): Use swap_commutative_operands_p
1163 (simplify_comparison): Likewise.
1164 * expmed.c (emit_store_flag): Likewise.
1165 * expr.c (compare_from_rtx): Likewise.
1166 (do_compare_rtx_and_jump): Likewise.
1167 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
1168 if not emitting a branch and operands want swapping.
1170 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1172 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
1173 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
1174 (maybe_get_identifier): Update.
1175 * tree.h (make_identifier): Delete.
1177 2001-05-21 Richard Henderson <rth@redhat.com>
1179 * combine.c (subst): Do not substitute for a register as
1180 a destination subreg/strict_low_part/zero_extract.
1182 * combine.c (simplify_comparison): Update op1 after constant
1184 * recog.c (const_int_operand): Accept only constants valid
1186 * genrecog.c: Update comments wrt const_int_operand.
1188 * emit-rtl.c (init_emit_once): Zero unused memory in a
1191 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1193 * tree.h (type_num_arguments): Declare it.
1194 * tree.c (type_num_arguments): New function.
1196 2001-05-21 Richard Henderson <rth@redhat.com>
1198 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1201 2001-05-21 Geoff Keating <geoffk@redhat.com>
1203 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
1205 (minsf3): Use rs6000_emit_minmax.
1206 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
1208 (movsfcc): Use rs6000_emit_cmove.
1209 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
1210 Don't generate emit_fselsfsf4.
1211 (fseldfsf4): Likewise.
1212 (maxdf3): Use rs6000_emit_minmax.
1214 (mindf3): Use rs6000_emit_minmax.
1215 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
1217 (movdfcc): Use rs6000_emit_cmove.
1218 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
1219 Don't generate emit_fselsfsf4.
1220 (fselsfdf4): Likewise.
1221 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
1222 (min_max_operator): New predicate.
1223 (rs6000_emit_cmove): New function.
1224 (rs6000_emit_minmax): New function.
1225 * config/rs6000/rs6000-protos.h: Prototype new functions.
1226 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
1227 and min_max_operator.
1229 * config/rs6000/rs6000.c (output_cbranch): Handle all
1230 conditional types in the switch statement.
1232 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1234 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1235 non-register variables.
1236 * extend.texi: Document that asm-specifications do not make sense
1237 for non-static local variables.
1239 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
1241 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
1242 (dbxout_type_fields): Lose minimal_debug support.
1243 (dbxout_type_methods, dbxout_type): Likewise.
1245 2001-05-17 Andrew Haley <aph@redhat.com>
1247 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1249 2001-05-21 Richard Henderson <rth@redhat.com>
1251 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
1254 2001-05-20 Richard Henderson <rth@redhat.com>
1256 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1257 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
1258 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
1259 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1260 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
1262 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1263 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
1264 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
1265 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1266 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1267 DEBUG_PUBNAMES_SECTION): Rename as above.
1268 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1270 2001-05-20 Richard Henderson <rth@redhat.com>
1272 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
1273 operands unless the operation is commutative.
1275 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1277 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
1280 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1282 * extend.texi: Clarify documentation of extensions included in ISO
1283 C99. Prefer C99 terminology and syntax to old GNU terminology and
1284 syntax. Add more index entries. Document mixed declarations and
1285 code as an extension in C89 mode. Warn about future changes to
1286 semantics of inline functions. Fixes PR other/930.
1288 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1290 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
1291 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1292 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
1293 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1295 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
1297 2001-05-20 Richard Henderson <rth@redhat.com>
1299 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1300 to be output before a branch.
1302 2001-05-20 Richard Henderson <rth@redhat.com>
1304 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1306 2001-05-20 Richard Henderson <rth@redhat.com>
1308 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1309 (ASM_DOUBLE): Remove.
1310 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1311 * config/i386/sun386.h: Likewise.
1313 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1314 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1316 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1317 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1318 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1319 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
1321 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
1322 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
1323 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
1324 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
1325 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
1326 * config/i386/win32.h: Likewise.
1328 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1330 * invoke.texi: Add more options to summary list.
1332 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1334 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
1335 used. Fixes PR c/2291.
1336 * gcc.1: Regenerate.
1338 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1340 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
1341 the -fpic and -fPIC options, clear flag_pic.
1343 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1345 * hashtable.c (calc_hash): Fix HASHSTEP definition.
1346 * stringpool.c (make_identifier): No statistics here anymore.
1347 * objc-act.c (steup_string_decl): Remove redundant check.
1349 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1351 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
1352 cpplib.o, cpphash.o, fix-header): Update.
1353 (hashtable.o): New target.
1354 * c-common.h: Include cpplib.h. Define C_RID_CODE and
1355 struct c_common_identifier here.
1356 * c-lang.c (c_init_options): Update. Call set_identifier_size.
1357 * c-lex.c (c_lex): Update.
1358 * c-pragma.h: Update.
1359 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
1361 (C_RID_CODE): Delete.
1362 * cpphash.c: Rewrite to use hashtable.c.
1363 * cpphash.h: Update include guards.
1364 (struct cpp_reader): Remove hashtab.
1365 hash_ob and buffer_ob are no longer pointers. Add hash_table
1367 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
1368 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
1369 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
1370 * cppinit.c (cpp_create_reader): Update.
1371 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
1372 (cpp_interpret_charconst): Eliminate warning.
1373 * cpplib.c (do_pragma, do_endif, push_conditional,
1374 cpp_push_buffer, cpp_pop_buffer): Update.
1375 (_cpp_init_stacks): Rename cpp_init_directives.
1376 (_cpp_cleanup_stacks): Remove.
1377 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
1378 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
1379 cpp_forall_identifiers, cpp_create_reader): Update.
1380 (C_RID_CODE, cpp_make_node): New.
1381 (c_common_identifier): New identifier node for C front ends.
1382 * cppmain.c (main): Update.
1383 * fix-header.c (read_scan_file): Update.
1384 * flags.h (id_clash_len): Make unsigned.
1385 * ggc.h (ggc_mark_nonnull_tree): New.
1388 * stringpool.c: Update comments and copyright. Update to use
1390 * toplev.c (approx_sqrt): Move to hashtable.c.
1391 (id_clash_len): Make unsigned.
1392 * toplev.h (ident_hash): New.
1393 * tree.c (gcc_obstack_init): Move to hashtable.c.
1394 * tree.h: Include hashtable.h.
1395 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
1396 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
1397 (struct tree_identifier): Update.
1398 (make_identifier): New.
1400 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
1401 (C_RID_CODE): Remove.
1402 * lex.c (cxx_init_options): Call set_identifier_size. Update.
1403 (init_parse): Don't do it here.
1405 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
1407 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
1409 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
1411 (expand_eh_return): Convert between word_mode and Pmode.
1412 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
1414 (execute_stack_op): Likewise.
1415 (execute_cfa_program): Likewise.
1416 (uw_frame_state_for): Likewise.
1417 (uw_update_context_1): Likewise.
1418 * unwind.inc (_Unwind_Reason_Code): Likewise.
1419 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
1420 (EH_RETURN_STACKADJ_RTX): Likewise.
1421 * config/mips/mips.c (compute_frame_size): Make space for saving
1422 EH return registers.
1423 (mips_expand_epilogue): Handle EH stack adjustments.
1424 * config/mips/mips.md (eh_return): New pattern.
1425 (eh_set_lr_si): Likewise.
1426 (eh_set_lr_di): Likewise.
1427 Add splitter to perform EH return after reload.
1429 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1431 * jump.c (mark_jump_label): Tidy previous change.
1433 2001-05-19 Bruce Korb <bkorb@gnu.org>
1435 * fixinc/genfixes: no need for two warnings
1436 * fixinc/Makefile.in: open stdin for those building with a closed one.
1438 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1440 * jump.c (jump_optimize_1): Tidy.
1441 (mark_jump_label): When changing the label in a LABEL_REF, change
1442 update any REG_EQUAL notes as well.
1444 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
1446 * c-parse.in (parm_declarator): Split into
1447 parm_declarator_starttypename and parm_declarator_nostarttypename.
1448 (parm_declarator_starttypename, parm_declarator_nostarttypename):
1449 New. Allow parenthesised sub-declarators which don't begin with a
1450 TYPENAME. Fixes PR c/166.
1452 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1454 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1456 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1458 * toplev.c (main): If the target does not allow profiling without
1459 a frame pointer, issue an error message.
1460 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1463 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1465 * recog.c (general_operand): Modify last change to allow it if reload
1468 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1470 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1471 subregs containing mem.
1473 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1475 * regrename.c (regrename_optimize): frame pointer register can
1478 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1480 * README.DWARF: Move into dwarfout.c.
1482 2001-05-18 Dale Johannesen <dalej@apple.com>
1484 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1485 specific misuse of r0 as a reload address.
1487 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1489 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1492 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1494 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1495 (add_to_sequence): Make that decision type.
1496 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1497 (write_switch, write_cond, debug_decision_2): Likewise.
1499 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1501 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1504 2001-05-18 Stan Shebs <shebs@apple.com>
1506 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1507 * configure: Regenerate.
1509 2001-05-18 Per Bothner <per@bothner.com>
1511 Changes needed for java/jvspec.c
1512 * gcc.h (n_infiles, outfiles): Add declarations.
1513 * gcc.c (n_infiles, outfiles): Mske no longer static.
1515 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
1517 * config/pa/som.h (EXCEPTION_SECTION): Define.
1519 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
1521 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
1523 Add have_location_lists, a variable to determine whether we need a
1524 .debug_loc section or not.
1525 (enum dw_val_class): Add dw_val_class_loc_list.
1526 (dw_val_struct): Add val_loc_list.
1527 (dw_loc_list_struct): New structure, represents location lists.
1528 (new_loc_list): New function, return a new location list, given
1529 the range and location expression.
1530 (add_loc_descr_to_loc_list): New function, add a location
1531 expression to a location list, given the expression and range.
1532 (output_loc_list): New function, output a location list.
1533 (gen_internal_sym): Modified to take symbol prefix, so we can
1534 reuse it for location list symbols.
1535 (add_AT_loc_list): New function, add a location list to a DIE at
1536 the named attribute.
1537 (AT_loc_list): New function, return the location list reference
1538 for a given attribute, if it's a location list.
1539 (print_die): Handle dw_val_class_loc_list.
1540 (size_of_die): Ditto.
1541 (value_format): Ditto.
1542 (output_die): Ditto.
1543 (output_location_lists): New function, output all of the location
1544 lists for a DIE and it's children.
1545 (dwarf2out_finish): Call output_location_lists if we have location
1549 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1551 * gcse.c (try_replace_reg): First try global replace, later try to
1552 simplify the expression.
1554 * gcse.c (find_used_regs): Change calling convention; work via
1556 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
1558 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1561 2001-02-09 Nick Clifton <nickc@redhat.com>
1562 * config/arm/arm.md: Change output constraint on post inc
1563 load/store multiple patterns to be a read/write constraint.
1565 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1567 * basic-block.h (struct basic_block_def): Add documentation about
1568 what a basic block is, and what the various fields are used for.
1569 * flow.c (calculate_globlal_regs_live): Add documentation about
1570 how the algorithm works, and how we know that it will terminate.
1571 Check that the the inductive assumption that guarantees
1572 termination actually holds.
1573 (mark_used_regs): Treat conditionally set registers as used.
1574 (debug_regset): Add comment.
1575 * rtl.texi (cond_exec): Add documentation.
1577 * function.c (expand_function_start): Avoid creating BLKmode
1580 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1582 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1583 DIE, even if it has no children.
1584 (dwarf2out_finish): Always output the line-number table, even if
1587 2001-05-18 David Edelsohn <edelsohn@gnu.org>
1589 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1591 2001-05-17 Bruce Korb <bkorb@gnu.org>
1593 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1594 * fixinc/genfixes: emit a warning if AutoGen is out of date
1596 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1597 Bruce Korb <bkorb@gnu.org>
1599 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1600 found in fixinc directory. Facilitates binary distributions.
1602 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1604 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1607 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
1609 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1611 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1613 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
1614 (simplify_subreg): Handle complex types represented as CONCAT.
1616 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
1617 * rtl.h (swap_commutative_operands_p): Declare.
1618 * rtlanal.c (swap_commutative_operands_p): New.
1619 (operand_preference): New static function.
1621 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
1622 (gen_binary): Likewise.
1623 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
1624 * simplify-rtx.c (simplify_gen_binary,
1625 simplify_gen_relational): Likewise.
1627 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1629 * cse.c (fold_rtx): Use simplify_subreg.
1631 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
1632 (simplify_gen_subreg): New.
1633 (simplify_rtx): Use simplify_subreg.
1634 * rtl.h (simplify_gen_subreg): Declare.
1636 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1638 * doc/install.texi: Update Solaris information.
1640 * except.h (protect_cleanup_actions): Remove it.
1641 (lang_protect_cleanup_actions): Declare it.
1642 * except.c (protect_cleanup_actions): Remove it.
1643 (lang_protect_cleanup_actions): New variable.
1644 (init_eh): Don't make protect_cleanup_actions a GC root.
1645 (expand_eh_region_and_cleanup): Call
1646 lang_protect_cleanup_actions.
1647 (output_function_exception_table): Remove unused `align'
1649 * varasm.c (assemble_external): Abort if we have not yet
1650 opened the assembly output file.
1652 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
1654 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1655 for eh_personality_libfunc.
1657 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1659 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
1660 when calling simplify_subreg. This is needed to allow replacing
1661 of expression of one mode by expression of different mode.
1663 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1665 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1667 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1669 * expr.c (protect_from_queue): Protect against subsequent calls to
1671 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1674 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1676 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1678 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1680 * gccbug.in (CATEGORIES): Add "bootstrap".
1682 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1684 * simplify-rtx.c (simplify_subreg): Break out from ...
1685 * combine.c (combine_splify_rtx) ... here and ...
1686 * recog.c (validate_replace_rtx_1): ... here;
1687 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1688 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1689 (subreg_lowpart_p): ... here.
1691 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1693 * stmt.c (expand_asm_operands): For inout operands, make sure
1694 the substitution of '=' for '+' makes it into the rtl.
1696 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1697 (reload_as_needed): Call update_eliminable_offsets a bit later.
1699 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1701 * gcc.texi (gccbug): Refer to the web pages for detailed information
1704 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1706 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1708 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1709 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1710 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1711 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1712 * cross-make: Don't set LIBGCC1.
1713 * mklibgcc.in: Delete all code for building from libgcc1.c.
1714 Always honor LIB1ASMFUNCS if set.
1716 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1717 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1718 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1719 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1720 config/i386/uwin.asm, config/m68hc11/larith.asm,
1721 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1722 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1723 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1724 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1725 Delete or update references to libgcc1 in commentary.
1727 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1728 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1729 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1730 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1731 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1732 config/arm/t-semi, config/arm/t-strongarm-coff,
1733 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1734 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1735 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1736 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1737 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1738 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1739 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1740 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1741 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1742 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1743 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1744 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1745 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1746 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1747 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1748 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1749 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1750 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1751 config/mips/t-ultrix, config/mn10200/t-mn10200,
1752 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1753 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1754 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1755 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1756 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1757 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1758 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1759 config/sparc/t-sparclite, config/sparc/t-splet,
1760 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1761 config/sparc/t-vxsparc64, config/v850/t-v850:
1762 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1764 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1765 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1766 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1767 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1768 nongcc_SI_type, nongcc_word_type, or perform_*
1769 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1771 * config/i386/386bsd.h, config/i386/beos-elf.h,
1772 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1773 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1774 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1775 Don't include i386/perform.h.
1777 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1778 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1779 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1780 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1781 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1782 config/vax/t-openbsd, config/vax/t-vax: Delete.
1784 * config.gcc: Remove references to deleted files.
1785 (arm-semi-aof): Use arm/t-semi for tmake_file.
1787 * gcc.texi, install.texi, invoke.texi, tm.texi:
1788 Delete or rewrite text which is no longer relevant now that
1789 libgcc1 no longer exists.
1791 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1792 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1794 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1795 Bruce Korb <bkorb@gnu.org>
1797 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1800 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1802 * i386.md: Add two peepholes to clean up code generated by
1805 2001-05-16 Richard Henderson <rth@redhat.com>
1807 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1808 variants of non-absolute encodings.
1810 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1812 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1813 __register_frame_info_table_bases): Export.
1815 2001-05-16 Richard Henderson <rth@redhat.com>
1817 * except.c (eh_data_format_name): Move to ...
1818 * dwarf2asm.c: ... here. Use designated initializers if available.
1819 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1820 * dwarf2asm.h: Update declarations.
1821 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1822 ASM_PREFERRED_EH_DATA_FORMAT.
1823 (output_call_frame_info): Likewise. Use 'L' augmentation for
1826 * unwind-dw2-fde.h (struct fde_vector): New.
1827 (struct old_object): Rename from struct object.
1828 (struct object): New.
1829 (__register_frame_info_bases): Declare.
1830 (__register_frame_info_table_bases): Declare.
1831 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1832 * unwind-dw2-fde.c (objects): Remove.
1833 (unseen_objects, seen_objects): New.
1834 (__register_frame_info_bases): New.
1835 (__register_frame_info): Use it.
1836 (__register_frame_info_table_bases): New.
1837 (__register_frame_info_table): Use it.
1838 (__deregister_frame_info): Rewrite for changed object struct.
1839 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1840 (fde_unencoded_compare): Rename from fde_compare; uninline.
1841 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1842 (start_fde_sort): Adjust for new definition of fde_vector.
1843 (fde_insert): Likewise.
1844 (end_fde_sort): Likewise. Select comparison function based
1845 on properties of the object.
1846 (fde_split): Take object and fde_compare_t arguments.
1847 (frame_heapsort, fde_merge): Likewise.
1848 (classify_object_over_fdes): Rename from count_fdes. Handle
1849 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1851 (add_fdes): Handle encoded pointers.
1852 (init_object): Rename from frame_init. Update for new struct object.
1853 (linear_search_fdes): Rename from search_fdes. Handle encoded
1855 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1856 (binary_search_single_encoding_fdes): New.
1857 (binary_search_mixed_encoding_fdes): New.
1858 (search_object): New.
1859 (_Unwind_Find_FDE): Update for new struct object. Fill in
1861 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1862 iterating over EH data.
1863 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1864 fde_encoding, lsda_encoding.
1865 (read_uleb128, read_sleb128): Remove.
1866 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1867 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1868 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1870 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1872 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1874 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
1875 * cpphash.c (_cpp_lookup_with_hash): Similarly.
1876 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
1877 cpp_spell_token, cpp_output_token): Similarly.
1878 * cpplib.c (lex_macro_node, do_undef, do_pragma,
1879 do_pragma_poison, parse_assertion, do_assert): Similarly.
1880 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
1881 save_parameter, _cpp_create_definition, check_trad_stringification,
1882 cpp_macro_definition): Similarly.
1883 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
1884 * c-lex.c (cb_undef, c_lex): Similarly.
1885 * fix-header.c (recognized_function): Similarly.
1886 * cpplib.h (NODE_LEN, NODE_NAME): New.
1887 (cpp_hashnode): Rename length len.
1889 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
1891 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1894 2001-05-16 Andreas Jaeger <aj@suse.de>
1896 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1898 * toplev.c: Include dwarf2asm.h for prototype of
1899 dw2_output_indirect_constants.
1901 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1903 * stmt.c (expand_asm_operands): Be able to offload addressof
1904 expression to memory. (PR optimization/185)
1906 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1908 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
1909 applying distributive law.
1911 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1913 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1915 * gthr-dce.h (UNUSED): Attribute unused macro.
1916 (__gthread_key_dtor): Make arguments UNUSED.
1917 (__gthread_key_delete): Revise for compatibility with DRAFT4
1920 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1922 * doc/install.texi: Update AIX information.
1923 * README.RS6000: Remove obsolete file.
1925 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1926 Nathan Sidwell <nathan@codesourcery.com>
1928 * gcc.c (give_switch): Don't write before start of string.
1929 Always append suffix.
1931 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1933 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1936 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1938 * README.ALTOS: Remove obsolete file.
1940 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1942 * c-lex.h (save_and_forget_protocol_qualifiers,
1943 forget_protocol_qualifiers, remember_protocol_qualifiers):
1944 Remove deleted functions' prototypes.
1946 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1948 * c-parse.in (methodtype): New production.
1949 (methoddef, methodproto): Collapse separate '-' and '+'
1952 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1954 * c-common.h (RID_FIRST_PQ): New.
1955 * c-parse.in (objc_pq_context): New.
1956 (objc parser): Set objc_pq_context rather than calling
1957 remember_protocol_qualifiers and forget_protocol_qualifiers.
1958 Don't call save_and_forget_protocol_qualifiers.
1959 (yylexname): Handle objc protocol qualifiers here.
1960 * stringpool.c (struct str_header): Replace with sp_hashnode.
1961 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
1962 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
1963 Allocate an IDENTIFIER_NODE for each identifier.
1964 (FORALL_STRINGS, set_identifier): Delete.
1965 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
1966 (ggc_alloc_string): Use an obstack.
1967 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
1968 * tree.h: Update comments.
1969 (set_identifier): Delete.
1970 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
1971 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
1972 remember_protocol_qualifiers): Delete.
1974 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1976 * flow.c (life_analysis): After life analysis is complete, do
1977 an optional scan over insns looking for REG_LABEL notes that
1978 reference a deleted label.
1979 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1980 before peeking at LABEL_NUSES.
1982 2001-05-15 Richard Henderson <rth@redhat.com>
1984 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1985 (_Unwind_GetTextRelBase): New.
1987 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1989 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1991 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1993 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1994 so that CHOOSE_SECTION gets used.
1996 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1997 TARGET_RELOCATABLE like flag_pic for now.
1999 2001-05-15 David Edelsohn <edelsohn@gnu.org>
2001 * rs6000.md (movdi splitter): Sign extend more efficiently.
2002 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
2003 to "long long" valid on 32-bit and 64-bit hosts.
2004 (logical_operand): Cast trunc_int_for_mode return value.
2005 (rs6000_emit_move): Shift macro to encapsulate variable.
2006 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
2007 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
2008 plus_constant requires signed argument.
2010 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
2012 * gthr-posix.h: Make additional pthread-* functions weak.
2014 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2016 * recog.c (apply_change_group): Avoid unneeded validating.
2018 2001-05-14 David Edelsohn <edelsohn@gnu.org>
2020 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
2021 (num_insns_constant): CONST_INT can be 64-bits.
2023 2001-05-14 Stan Shebs <shebs@apple.com>
2025 * config/darwin.h (LIB_SPEC): Just use -lSystem.
2026 (LIBGCC_SPEC): Don't define.
2028 2001-05-14 Richard Henderson <rth@redhat.com>
2030 * configure.in (gcc_cv_as_eh_frame): New test.
2031 * config.in, configure: Rebuild.
2032 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
2034 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2036 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
2037 extended precision divide.
2039 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2041 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
2042 for RETURNS as well.
2044 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2046 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
2047 (CPP_CPU??_SIZE_TYPE): New.
2048 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
2049 (CPP_CPU_SPEC): ... here; support choosing of CPU.
2050 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
2051 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
2053 * i386.c (override_options): Add sorry about not suported modes.
2055 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
2057 * config/pa/som.h (NM_FLAGS): Remove.
2058 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
2059 (ASM_OUTPUT_SECTION_NAME): Remove.
2060 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
2062 2001-05-14 Mark Mitchell <mark@codesourcery.com>
2064 * regrename.c (regrename_optimize): Do not rename registers to
2067 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
2069 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
2070 contain MEMs. Remove useless distinction about clobbering
2073 2001-05-13 Geoff Keating <geoffk@redhat.com>
2075 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
2076 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
2077 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
2078 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2079 (EXCEPTION_SECTION): Define.
2081 2001-05-13 Zack Weinberg <zackw@stanford.edu>
2083 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
2084 binary backward compat only.
2085 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
2086 in LIB2FUNCS. Pass it to mklibgcc.
2087 * mklibgcc.in: Handle LIB2FUNCS_ST.
2089 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
2091 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
2093 * tm.texi (THREAD_MODEL_SPEC): Document it.
2094 * gcc.c (main): Use it.
2095 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
2096 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
2098 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2100 * rtl.h (SYMBOL_REF_WEAK): New macro.
2101 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
2102 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
2103 * rtl.texi (SYMBOL_REF_WEAK): Document it.
2104 * gcc.texi: Remove wrong description.
2106 2001-05-13 Mark Mitchell <mark@codesourcery.com>
2108 * Makefile.in (STAMP): New macro.
2109 Replace all uses of `touch' with $(STAMP).
2110 * fixinc/Makefile.in: Likewise.
2112 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2114 * configure.in: ldopen is never in -lexc, so don't test for it.
2115 Add test for exc_resume in -lexc for Ada.
2116 * configure: Regenerated.
2118 2001-05-12 Richard Henderson <rth@redhat.com>
2120 * dwarf2asm.c (size_of_encoded_value): New function.
2121 * dwarf2asm.h: Declare it.
2122 * except.c (output_function_exception_table): Align the TType
2123 array only as wide as the encoding.
2125 2001-05-12 Zack Weinberg <zackw@stanford.edu>
2127 * extend.texi: Document #pragma GCC java_exceptions.
2129 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2131 * c-parse.in (bison parser, init_reswords): Remove uses of
2133 * c-tree.h (doing_objc_thang): Remove.
2135 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2137 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
2138 about files not ending in newlines.
2140 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2142 * dwarfout.c (dwarfout_init): Add cast.
2143 * sched-deps.c (sched_analyze_insn): Remove unused vars.
2144 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
2146 * method.c (build_mangled_C99_name): Remove unused prototype.
2148 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2150 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
2152 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2154 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2155 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
2157 2001-05-11 Richard Henderson <rth@redhat.com>
2159 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2160 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
2161 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
2162 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
2163 (dw2_output_indirect_constants): Prototype.
2164 * dwarf2out.c (dwarf2out_begin_prologue): Generate
2165 current_function_func_begin_label if we'll need it for EH. Exit
2166 early for IA64_UNWIND_INFO.
2167 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
2168 (eh_data_format_name): Update for indirect references.
2169 (output_function_exception_table): Care for IA64_UNWIND_INFO.
2170 Handle ASM_PREFERRED_EH_DATA_FORMAT.
2171 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
2172 define HAVE_eh_return etc.
2173 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
2174 (final_end_function): Don't call output_function_exception_table.
2175 * toplev.c (compile_file): Call dw2_output_indirect_constants.
2176 (rest_of_compilation): Invoke output_function_exception_table
2177 for ia64 before assemble_end_function.
2178 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
2179 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
2181 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
2182 * unwind.h: Declare them.
2183 * libgcc-std.ver: Export them.
2184 * unwind-pe.h: New file.
2186 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2188 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
2190 (find_fde_for_dso): Extract DT_PLTGOT.
2191 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
2192 the segment and gp as well.
2193 * config/ia64/frame-ia64.c: Remove file.
2194 * config/ia64/frame-ia64.h: Remove file.
2195 * config/ia64/unwind-ia64.c: New file.
2196 * config/ia64/unwind-ia64.h: New file.
2197 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
2198 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
2199 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
2200 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2201 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2202 (IA64_UNWIND_INFO): Re-enable.
2203 (HANDLER_SECTION): Remove.
2204 (EH_RETURN_DATA_REGNO): New.
2205 * config/ia64/ia64.md (exception_receiver): Remove.
2206 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
2207 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
2209 2001-05-11 Richard Henderson <rth@redhat.com>
2211 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2212 calls and jumps to be bundled together.
2213 (ia64_reorg): Emit a break after a noreturn call that ends
2215 * config/ia64/ia64.md (break_f): New.
2217 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2219 * c-lex.c (lex_charconst): Convert into a simple wrapper
2220 around cpp_interpret_charconst, to which most of the code
2222 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
2223 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
2224 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
2225 (lex): Use cpp_interpret_charconst.
2226 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
2227 hex_digit_value): New functions.
2228 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
2229 * cpplib.h (cpp_interpret_charconst): New prototype.
2230 * Makefile.in: Update.
2232 2001-05-12 Dean Wakerley <dean@wakerley.com>
2234 * doc/install.texi: New file. Converted to texinfo from the HTML
2235 documentation in wwwdocs/htdocs/install.
2237 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
2239 * gcse.c (insert_insn_end_bb): Do not search for assignments to
2240 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2242 * toplev.c (compile_file): Move comment for opening output
2243 file to just before the code that opens the output file.
2245 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2247 * regmove.c (regmove_optimize): Suppress the optimization for
2248 unchanging destination register. Add comment above function.
2250 2001-05-11 Zack Weinberg <zackw@stanford.edu>
2252 * Makefile.in: Exterminate all references to assert.h.
2253 * cross-make: Likewise.
2255 * configure.in: Correct commentary.
2256 * configure: Regenerate.
2258 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
2261 * config/t-freebsd, config/t-linux, config/t-linux-aout,
2262 config/t-netbsd, config/t-rtems, config/x-linux,
2263 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
2264 No need to override INSTALL_ASSERT_H.
2266 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
2267 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
2268 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
2270 2001-05-11 Graham Stott <grahams@redhat.com>
2272 * combine.c (simplify_comparison): Fix typo.
2274 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2276 * loop.h (struct movables): Remove `num'.
2277 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
2278 Adjust call to strength_reduce.
2279 (num_unmoved_movables): New function.
2280 (move_movables): Don't set movables->num.
2281 (strength_reduce): Compute the number of instructions in the loop
2282 here, rather than in the caller.
2283 (check_dbra_loop): Always clear reversible_mem_store if there
2284 are any memory sets.
2285 (loop_regs_scan): Don't count instructions here.
2286 (count_insn_in_loop): New function.
2288 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2290 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2292 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2294 * c-common.c (finish_label_expr): New function, lifted from
2295 from cp/semantics.c.
2296 * c-common.h (finish_label_expr, lookup_label): New prototypes.
2297 * c-parse.in: Move 3 blocks of parser code into new functions.
2298 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
2299 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
2300 (lookup_label): Remove.
2302 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
2304 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
2305 FLOAT_BIT_ORDER_MISMATCH.
2307 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2309 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2310 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2312 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2314 * expr.c (emit_group_load): extract_bit_field requires a REG or
2317 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
2319 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2320 a computed jump into an unconditional jump.
2321 In second hunk of code for collapsing computed and conditional jumps
2322 into unconditional jumps, reemit the jump in additional cases.
2324 * jump.c (jump_optimize_1): Do not wrap the new jump target
2325 inside a LABEL_REF; gen_jump will do that automatically.
2327 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
2329 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
2330 contents for a SYMBOL_REF in case of floating point constants.
2332 2001-05-10 DJ Delorie <dj@redhat.com>
2334 * c-common.c (combine_strings): Widen strings in a
2335 host-endian-independent way.
2337 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
2339 * c-parse.in: Remove many shift/reduce conflicts. Update
2341 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
2342 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
2343 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
2344 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
2345 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
2346 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
2347 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
2348 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
2349 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
2350 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
2351 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
2352 typespec_reserved_nonattr, typespec_reserved_attr,
2353 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
2354 structsp_nonattr, components_notype, component_notype_declarator,
2355 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
2356 firstparm, setspecs_fp): New
2357 (typed_declspecs, reserved_declspecs, typed_typespecs,
2358 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
2359 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
2360 declmods_no_prefix_attr, nonempty_type_quals, structsp,
2361 type_quals): Remove. Users updated.
2362 (initdecls, notype_initdecls, after_type_declarator,
2363 parm_declarator, notype_declarator, absdcl1, components, ivars):
2364 Don't allow attributes at the start of a declarator; include them
2365 in the production containing the declarator instead. Always
2366 require type specifiers before trying to redeclare a typedef name.
2367 (typename): Allow for attributes but warn that they are ignored.
2368 (parmlist, firstparm, setspecs_fp): Include attributes in
2369 parmlist; suck them off the parser stack in firstparm using
2372 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
2374 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
2375 to determine if a block has an unconditional jump at its end.
2377 * jump.c (jump_optimize_1): When converting a conditional jump
2378 to an unconditional jump, build the jump using gen_jump instead
2379 of just modify operands in-place.
2381 2001-05-09 Zack Weinberg <zackw@stanford.edu>
2383 * cppinit.c (cpp_post_options): Shut off macro expansion if
2385 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
2386 IN_I directives only if the # is in column 1 and the directive
2387 name begins in column 2.
2388 * cppmain.c (scan_buffer): Insert a space between # and an
2389 identifier, when that identifier is a directive name.
2391 * tradcpp.c (struct file_buf): Add a pointer to the next entry
2392 in the header search path.
2393 (enum node_type): Add T_INCLUDE_NEXT.
2394 (directive_table): Add entry for include_next.
2395 (do_include_next): New function.
2396 (process_include): New routine, broken out of do_include.
2397 (finclude): Insert 'nhd' argument, to be copied into
2398 next_header_dir of the new buffer.
2399 (main): Adjust to match.
2400 * gsyslimits.h, limity.h: Un-indent #include_next.
2402 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
2404 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
2405 inclusion as a chapter of the GCC manual.
2406 * gcc.texi: Include objc.texi.
2407 * fdl.texi: Use @unnumberedsec for the addendum.
2408 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
2410 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2412 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
2414 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
2416 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
2417 handling of two-address insns.
2419 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
2421 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
2422 ../binutils/nm-new instead of ../binutils/nm.
2424 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2426 * i386.md (movdi splitter): Fix the splitting condition
2427 (float_extenddftf splitter): Fix mode.
2429 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2431 * genrecog.c (write_switch): Avoid outputting of switch for
2432 types wider than int.
2434 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
2436 * reload1.c (copy_eh_notes): New function.
2437 (emit_input_reload_insns): Call it.
2438 (emit_output_reload_insns): Call it.
2440 2001-05-07 Zack Weinberg <zackw@stanford.edu>
2442 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
2444 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
2445 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
2447 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
2449 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2451 * pa.md (interspace_jump): Revise comment.
2452 (builtin_longjmp): Block initial setup insns from delay slot of
2454 (builtin_setjmp_receiver): New expander to save and restore PIC
2457 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2459 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2461 * toplev.c (compile_file): Set up the output file before we call
2462 the various initializers for the compiler.
2464 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2465 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2467 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2468 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2470 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2472 * Makefile.in (tradcpp0): Correct typo in dependency list.
2474 2001-05-06 Geoff Keating <geoffk@redhat.com>
2476 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2477 the link register if we're not going to use it.
2479 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2480 (output_function_profiler): Likewise.
2482 2001-05-07 Alan Modra <amodra@one.net.au>
2484 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2486 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2488 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2489 zero-extend it. Make abs_inc unsigned.
2491 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2492 widest mode in narrowing and widening operations.
2494 * config/mips/mips.md: Sign extend CONST_INTs.
2496 2001-05-06 Andreas Jaeger <aj@suse.de>
2498 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2499 (i386 Options): Document -momit-leaf-frame-pointer.
2501 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2503 * c-typeck.c (internal_build_compound_expr): Check for
2504 array to pointer conversion just once.
2506 2001-05-05 Richard Henderson <rth@redhat.com>
2508 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2510 2001-05-05 Richard Henderson <rth@redhat.com>
2512 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2513 to the parent of the fixup region.
2515 2001-05-05 Jakub Jelinek <jakub@redhat.com>
2517 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2519 * cpp.texi (__NO_INLINE): Document it.
2521 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2523 * cppfiles.c (struct include_file): New member err_no.
2524 (find_or_create_entry): Set it.
2525 (open_file): Don't set fds to -2. Instead, use err_no to
2526 remember previous errors, if any.
2528 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2530 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2531 between X and Y by using sequences of xgdx and xgdy.
2533 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2535 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2536 of '!' for the 'D' alternative ('!' is too strong).
2537 ("*logicalsi3_silshl16"): Likewise.
2538 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2539 ("movstrictsi"): Remove spurious '+'.
2540 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2541 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2542 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2545 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2547 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2549 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
2551 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
2554 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2556 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
2559 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2561 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2562 soft register, use ror instead of rol.
2564 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2566 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2567 into account pre/post increment decrement for 68HC12.
2568 Fix other problems in replacement and fix call to reg_mentioned_p.
2570 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2572 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2573 Put the soft registers in bss for 68HC12.
2574 (L_regs_d3_4): New for _.d3 and _.d4.
2575 (L_regs_d5_6): Likewise.
2576 (L_regs_d1_2): Likewise.
2577 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2579 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2581 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2582 to the pre-processor when -fshort-double is specified.
2583 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2585 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2587 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2588 (__mulsi3): Rewrite for 68HC12.
2589 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2590 Mark 'x' constraint with earlyclobber to prevent a
2591 RELOAD_FOR_OTHER_ADDRESS to go in it.
2592 (mulhi3_m68hc12): New pattern.
2593 (mulhi3_m68hc11): Rename of mulhi3.
2594 (mulhi3): New expand for 68HC12 optimisation.
2595 (umulhisi3, mulhisi3): New patterns for 68HC12.
2597 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2599 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2600 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2601 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2603 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2605 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2606 constants cheap after reload.
2607 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2609 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2610 so that gcc prefers a shift by 16.
2611 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2613 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
2615 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
2617 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2619 * alpha.h: NULL_PTR -> NULL.
2626 * i386.md: Likewise.
2629 * m68hc11.h: Likewise.
2630 * rs6000.h: Likewise.
2633 * sparc.h: Likewise.
2637 * final.c: Likewise.
2639 * recog.c: Likewise.
2641 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2643 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
2644 `bool' parameter to `int'.
2646 * hash.c (hash_lookup): Likewise.
2648 * hash.h (hash_lookup): Likewise.
2650 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2652 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2654 * i386.c (x86_initialize_trampoline): Fix mode of constant.
2656 2001-05-03 Geoff Keating <geoffk@redhat.com>
2658 * invoke.texi (i386 Options): Delete references to -malign-jumps,
2659 -malign-loops, -malign-functions.
2660 * i386.c (ix86_align_funcs): Delete.
2661 (ix86_align_loops): Delete.
2662 (ix86_align_jumps): Delete.
2663 (override_options): Mark -malign-* as obsolete. Emulate their
2664 behaviour with the -falign-* options. Default -falign-* from
2665 the processor table.
2666 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2667 patch of Wed May 2 13:09:36 2001.
2668 (LOOP_ALIGN): Delete.
2669 (LOOP_ALIGN_MAX_SKIP): Delete.
2670 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2671 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2673 2001-05-04 Andreas Jaeger <aj@suse.de>
2675 * except.h: Add prototype declaration for
2676 expand_builtin_init_dwarf_reg_sizes.
2678 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2680 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2682 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2684 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2686 ("bitcmpqi2"): New pattern for bit-extract and test.
2687 ("bitcmphi"): New pattern for bitb/bita instructions.
2689 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2691 * gccbug.in: Use a temporary directory when the mktemp command is
2694 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2696 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2698 (INITIALIZE_TRAMPOLINE): Call it.
2699 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2700 (TRAMPOLINE_TEMPLATE): Remove.
2701 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2702 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2705 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2707 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2708 and crtendS.o with PIC.
2710 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2712 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2714 (___subdi3, ___adddi3): Use x instead of y as index register.
2715 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2716 (__memset, __memcpy): Likewise.
2717 (regs): Put the soft registers in bss for 68HC12.
2718 (abort): Use trap to abort for 68hc12.
2719 (__mulhi3, __mulhi32): Use emul for 68hc12.
2720 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2722 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2724 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2725 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2726 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2727 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2728 Set 68HC12 min offset to -65536.
2729 (print_operand): Put parenthesis arround the operand if it refers
2730 to a symbol having the same name as a register.
2731 (m68hc11_z_replacement): When z register is replaced by its
2732 equivalent soft register, force the insn to be re-recognized.
2733 (m68hc11_check_z_replacement): Fix the test when destination is
2734 the index register and z dies in the insn.
2735 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2737 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2739 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2740 costs according to processor variant.
2741 (m68hc11_shift_cost): New function to compute shift costs.
2742 (m68hc11_rtx_costs): Define costs according to processor variant.
2743 (m6811_cost): Costs for 68HC11.
2744 (m6812_cost): Costs for 68HC12.
2745 (COSTS_N_INSNS): Remove.
2747 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2748 (DEFAULT_RTX_COSTS): Remove.
2749 (CONST_COSTS): Define costs according to OUTER_CODE.
2750 (processor_costs): New struct to define costs.
2751 (m68hc11_cost): Pointer to current costs.
2753 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2755 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2756 and use m68hc11_notice_keep_cc when using leax/leay.
2757 (addhi3 split): Reject split if the insn is handled by
2759 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2760 push must be handled in a special way if the source operand uses
2761 sp as index register.
2762 (m68hc11_notice_keep_cc): New function.
2763 (m68hc11_gen_movhi): Use it when an insn changes a register but
2765 (m68hc11_gen_movqi): Fix move for 68HC12.
2766 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2768 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2770 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2771 and don't pass operands[0] to emit_library_call_value.
2773 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2775 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2776 (zero_extendsi split): Simplify and use (zero_extendhi).
2777 (*addhi3): Remove 'w' constraint since stack pointer is handled
2779 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2780 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2781 (*ashrhi3_const): Fix shift by 7.
2782 (*lshrsi3_const16): Fix template.
2783 (call, call_value): Fix constraint and predicate.
2785 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2787 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2788 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2789 (CC_REGNUM): Likewise.
2790 (*unnamed splits): Use above constants instead of hard coded numbers.
2791 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2792 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2793 (*return_16bit, *unnamed peepholes): Likewise.
2795 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2797 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2798 rs6000/rs6000.h twice.
2800 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2802 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2803 (CPP_SPEC): Conditionally define MSDOS and GO32.
2804 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2805 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2807 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2809 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2811 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
2813 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2815 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2816 * integrate.c (expand_inline_function): Use xcalloc to allocate
2818 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2821 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2823 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
2826 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2828 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
2829 linker if -mrelax is given.
2830 (TARGET_SWITCHES): Document -mrelax.
2832 Re-installed 2001-01-09's patch:
2833 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
2834 if it's wider than long and the target's long is wider than the
2837 2001-05-02 David O'Brien <obrien@FreeBSD.org>
2839 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
2840 directly include rs6000/rs6000.h. Instead do it in tm.h.
2842 2001-05-02 Stan Shebs <shebs@apple.com>
2844 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
2845 NSConstantString for NeXT-style runtimes.
2846 (STRING_OBJECT_GLOBAL_NAME): New macro.
2847 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
2848 OCTI_STRING_CLASS_DECL.
2849 (constant_string_global_id): New macro.
2850 (string_class_decl): Ditto.
2851 (setup_string_decl): New function.
2852 (build_objc_string_object): Use it to build a NeXT runtime
2853 compatible string initializer.
2855 2001-05-02 Jakub Jelinek <jakub@redhat.com>
2857 * tradcpp.c (do_define): Make sure we don't walk past limit.
2859 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2861 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
2862 offsets if not REG_OK_STRICT.
2864 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
2865 (INT_REG_OK_FOR_INDEX_P): Likewise.
2866 (INT_REG_OK_FOR_BASE_P): Likewise.
2867 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
2868 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
2869 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
2870 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
2871 REG_OK_FOR_BASE_P. Take an additional parameter.
2872 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
2873 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
2874 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
2875 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
2876 rs6000_legitimate_address() and use it.
2877 * config/rs6000/rs6000.c: Update all callers.
2878 (rs6000_legitimate_address): New function.
2880 2001-05-02 David Edelsohn <edelsohn@gnu.org>
2882 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
2883 special_constant conditional blocks together.
2885 2001-05-02 Dale Johannesen <dalej@apple.com>
2887 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2889 (STRICT_ARGUMENT_NAMING): Define.
2890 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2891 function_arg_partial_nregs, setup_incoming_varargs): Remove
2892 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2895 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2897 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
2899 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2902 * expr.c (store_field): Do nothing except elaborate side-effects if
2905 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2907 * c-lex.c: NULL_PTR -> NULL.
2909 * emit-rtl.c: Likewise.
2911 * genpeep.c: Likewise.
2913 * mips-tdump.c: Likewise.
2914 * reload1.c: Likewise.
2915 * rtlanal.c: Likewise.
2917 * stor-layout.c: Likewise.
2918 * toplev.c: Likewise.
2920 2001-05-01 Per Bothner <per@bothner.com>
2922 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2923 call do_pending_stack_adjust before emiting label.
2925 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2927 * extend.texi: Fix typo.
2929 2001-05-01 Stan Shebs <shebs@apple.com>
2931 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2932 of UOBJC_MODULES_decl.
2933 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2934 (generate_descriptor_table): Ditto.
2935 (generate_protocols): Ditto.
2936 (generate_protocol_list): Ditto.
2937 (generate_classref_translation_entry): Ditto.
2939 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2941 * invoke.texi (Optimize Options): Add documentation for `--param
2942 max-delay-slot-insn-search' and `--param
2943 max-delay-slot-live-search' and reorder --param section.
2944 * params.def: Modify initial comment.
2945 * params.h (param_info): Add `help' member.
2946 * toplev.c (lang_independent_params): Include `help' description.
2947 (display_help): Print --param parameters.
2949 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2951 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
2952 Remove references to deleted files.
2953 (*-*-openbsd): No need to override xmake_file.
2954 (*-*-sysv4): Treat like *-*-sysv.
2956 * configure.in: Probe for ldopen in various places, and set up
2957 collect2 to be linked with them if found.
2958 Don't dink with Windows registry stuff unless $host_os is a
2959 Win32 os name. Check to see if we need -ladvapi32.
2960 * configure: Regenerate.
2962 * Makefile: Get rid of CLIB and HOST_CLIB.
2963 Substitute in COLLECT2_LIBS and link collect2 against its contents.
2964 * build-make: Get rid of HOST_CLIB.
2966 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
2967 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2968 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2969 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
2970 config/rs6000/x-rs6000: Delete.
2972 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2975 24 x-host fragments remain, 0 x-cpu, 3 top level.
2977 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2979 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2980 * configure: Regenerate.
2982 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2984 * Makefile.in (install-headers): Remove redundant dependency.
2986 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2988 * c-tree.texi (USING_STMT): Document.
2990 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2992 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2993 * c-common.c: Likewise.
2994 * c-decl.c: Likewise.
2995 * combine.c: Likewise.
2996 * rs6000.c: Likewise.
2997 * except.c: Likewise.
2998 * explow.c: Likewise.
3000 * fold-const.c: Likewise.
3001 * function.c: Likewise.
3004 * integrate.c: Likewise.
3006 * objc/objc-act.c: Likewise.
3007 * recog.c: Likewise.
3008 * reg-stack.c: Likewise.
3009 * reload.c: Likewise.
3010 * reload1.c: Likewise.
3011 * simplify-rtx.c: Likewise.
3013 * varasm.c: Likewise.
3015 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
3017 * diagnostic.def: New file.
3018 * diagnostic.h (diagnostic_t): New enum.
3019 * Makefile.in (diagnostic.o): Depend on diagnostic.def
3021 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3023 * tsystem.h: Test only POSIX for availability of string.h
3025 * config.gcc (all systems): If USG appeared in xm_defines,
3026 change it to POSIX. If both USG and POSIX appeared, just
3027 delete USG. Remove unnecessary quotes around xm_defines
3029 (m68k-crds-unos*): Don't #define unos - tested nowhere.
3030 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
3031 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
3032 powerpc-*-linux*): No need to set xm_defines - handled by
3033 global settings for *-*-linux*.
3035 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3037 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
3038 Always include gstab.h, not system stab.h. Don't provide
3039 default definitions of N_CATCH or N_OPT. Always use the
3040 gstab.h variant of STAB_CODE_TYPE.
3041 * final.c: Don't include stab.h/gstab.h at all, or provide
3042 defaults for N_SLINE and N_SOL.
3044 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
3045 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
3047 * sdbout.c: Always include gsyms.h instead of system syms.h.
3049 * configure.in: No need to check for stab.h.
3050 * configure, config.in: Regenerate.
3051 * Makefile.in (final.o): Don't depend on gstab.h.
3053 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3054 Richard Henderson <rth@redhat.com>
3056 * extend.texi: Improve documentation of volatile asms.
3058 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3060 * c-tree.texi: Fix thinko.
3061 * gcc.texi: Likewise.
3063 2001-04-30 Richard Henderson <rth@redhat.com>
3065 * c-common.c (c_promoting_integer_type_p): New function, from the
3066 corpse of old macro. Properly promote too-small enumerations and
3067 booleans. Adjust all callers.
3068 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
3069 (c_promoting_integer_type_p): Declare.
3070 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
3071 * c-typeck.c: Likewise.
3072 (default_conversion): Remove now redundant boolean check.
3074 2001-04-30 Jan Hubicka <jh@suse.cz>
3075 Richard Henderson <rth@redhat.com>
3077 * regmove.c (try_apply_stack_adjustment): Remove now redundant
3079 (combine_stack_adjustments_for_block): Don't combine stack
3080 allocation followed by deallocations. Handle grow-up stacks.
3082 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3084 * fdl.texi: New file.
3085 * c-tree.texi: Use the GFDL.
3086 * gcc.texi: Likewise.
3088 2001-04-30 Stan Shebs <shebs@apple.com>
3090 * invoke.texi: Add a section documenting Objective-C options.
3092 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
3094 * emit-rtl.c (try_split): Copy EH notes to sequence.
3096 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3098 * regmove.c (record_stack_memrefs): Catch all references to the
3101 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
3103 * Makefile.in (stmp-fixinc): quote shell assignment values
3105 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3107 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
3111 * prefix.c: Likewise.
3113 2001-04-28 Stan Shebs <shebs@apple.com>
3115 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
3116 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
3117 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
3118 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
3120 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
3121 (NEXT_OBJC_RUNTIME): Define.
3123 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3125 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
3126 * simplify-rtx.c (simplify_gen_relational): Likewise.
3128 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
3130 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
3131 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
3133 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
3134 registers in SSE case; fix handling of the immediates.
3135 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
3136 operands to be in regsiters before reload.
3137 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
3138 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
3139 (abstf,absxf,negtf,negxf splitters): Compute
3140 properly the regnum for x86_64.
3141 (avsdf2_if_rex64): New.
3143 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
3145 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
3146 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
3147 into the constant pool.
3148 * jump.c (jump_optimize_1): Remove barrier successors after all
3149 the LABEL_NUSES counds have been computed.
3150 (delete_barrier_successors): When deleting a tablejump insn, also
3151 delete the jump table it uses.
3152 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
3155 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
3157 * pa.c (FRP): Remove erroneous white space in macro definition.
3159 2001-04-28 Andreas Jaeger <aj@suse.de>
3161 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
3163 * extend.texi: Likewise.
3164 * tm.texi: Likewise.
3166 2001-04-28 Andreas Jaeger <aj@suse.de>
3168 * md.texi: Use XX-bit instead of XXbit or XX bit where
3171 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
3173 * gcc.c (process_command): Allow -l lib in addition to -llib
3174 for POSIX compliance. This fixes PR c/2347.
3176 * invoke.texi: Update section on Link Options accordingly.
3178 2001-04-27 Zack Weinberg <zackw@stanford.edu>
3180 * function.c (purge_addressof_1): Remove the duplicate
3181 if (code == SET) block. Fold the two if (code == ADDRESSOF)
3184 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
3186 * except.c (expand_eh_region_start): Don't start a new block.
3187 (expand_eh_region_end): Don't end a block.
3188 * stmt.c (expand_end_bindings): Don't end EH blocks.
3189 (expand_decl_cleanup): Starting an EH region won't change the block.
3190 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
3191 (is_eh_region): Lose.
3194 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3196 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
3198 * collect2.c (main): Add `-L' case to remove duplicate entries.
3199 (is_in_args): New function to check for a duplicate argument.
3200 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
3201 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
3202 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3203 Define to be nonzero.
3205 2001-04-27 Andreas Jaeger <aj@suse.de>
3206 Richard Henderson <rth@redhat.com>
3208 * md.texi (Machine Constraints): Document additional i386
3209 constraints and fix description of "A".
3211 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
3213 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
3215 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
3217 * except.c (get_exception_filter): word_mode, not Pmode.
3219 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
3221 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
3222 common to other movsf patterns. Move up so that in future
3223 people who change the other patterns will change it too.
3224 (movsf_lo_sum): Allow even for soft-float; add appropriate
3226 (movsf_high): Likewise.
3227 (movsf_high+1): Allow even for soft-float.
3229 * function.c (expand_function_end): Always clobber the
3230 return registers, even if there is no return label.
3232 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3234 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
3236 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
3238 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
3239 (pushqi2_rex64, pushhi2_rex64): Add.
3241 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
3243 * except.c (expand_eh_region_end_cleanup): Force pending stack
3244 adjust before emitting label that branches around cleanup code.
3246 2001-04-26 H.J. Lu (hjl@gnu.org)
3248 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
3250 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
3252 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
3253 (ASM_OUTPUT_SECTION_NAME): Likewise.
3254 (ASM_WEAKEN_LABEL): Likewise.
3255 (UNIQUE_SECTION): Likewise.
3256 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3257 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3258 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
3259 (ASM_OUTPUT_SECTION_NAME): Likewise.
3260 (ASM_WEAKEN_LABEL): Likewise.
3261 (UNIQUE_SECTION): Likewise.
3262 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3263 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3264 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
3265 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
3266 (ASM_FILE_START): Likewise.
3267 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3268 (ASM_DECLARE_OBJECT_NAME): Likewise.
3269 (ASM_FILE_END): Likewise.
3270 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3271 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3272 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3273 (ASM_OUTPUT_CASE_LABEL): Likewise.
3274 (ASM_OUTPUT_SKIP): Likewise.
3275 (ASM_OUTPUT_ASCII): Likewise.
3276 (ASM_OUTPUT_IDENT): Likewise.
3277 (READONLY_DATA_SECTION): Likewise.
3278 (EXTRA_SECTIONS): Likewise.
3279 (EXTRA_SECTION_FUNCTIONS): Likewise.
3280 (SELECT_RTX_SECTION): Likewise.
3281 (SELECT_SECTION): Likewise.
3283 * config/mips/linux.h (INVOKE__main): Undefine.
3284 (CTOR_LIST_BEGIN): Likewise.
3285 (CTOR_LIST_END): Likewise.
3286 (DTOR_LIST_BEGIN): Likewise.
3287 (DTOR_LIST_END): Likewise.
3288 (SET_ASM_OP): Defined it to ".dummy".
3289 (ASM_OUTPUT_DEF): Defined.
3290 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
3292 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
3294 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
3295 assembler supports .p2align.
3297 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3299 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3301 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3303 * integrate.c (expand_inline_function): Check for error_mark_node
3306 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3308 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
3311 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
3313 * configure.in (configargs.h): Define thread_model.
3314 * configure: Rebuilt.
3315 * gcc.c (main): Print it with -v.
3317 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
3319 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
3320 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
3321 * gcc.1: Regenerate.
3323 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3325 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
3326 is_redundant_typedef): Use static inline instead of inline static.
3328 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
3330 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
3331 this directory is always searched.
3333 2001-04-25 Richard Henderson <rth@redhat.com>
3335 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
3336 of registers to restore along non eh_return path.
3338 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3340 * c-format.c (check_format_info_recurse): Handle
3341 PLUS_EXPR for format string.
3343 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3345 * config/ia64/ia64.h (CC1_SPEC): Define.
3346 * config/ia64/linux.h (CC1_SPEC): Define.
3348 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
3350 * emit-rtl.c (constant_subword): Also do sign extension in
3351 BITS_PER_WORD == 16 case.
3353 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
3355 * loop.c (try_swap_copy_prop): Go back to checking insn.
3357 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3359 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
3360 if check_mode is non-zero.
3362 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3364 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
3365 out and comparison sequence has been detected, put result into
3366 proper temporary pseudo.
3368 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3370 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
3371 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
3372 * libgcc2.c: Remove __dummy and __builtin_saveregs.
3373 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
3374 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
3375 for future reference.
3377 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
3379 * except.c (reachable_handlers): Step out one level from a RESX.
3381 * except.c (struct eh_region): Rename 'last' to 'resume'.
3382 (mark_eh_region, duplicate_eh_region_1): Adjust.
3383 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
3384 (build_post_landing_pads): Likewise.
3385 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
3386 (expand_eh_region_end_must_not_throw): Likewise.
3387 (connect_post_landing_pads): Thread (only) regions with non-deleted
3390 * except.c (expand_eh_region_end_cleanup): Save the EH return data
3391 registers around the cleanup.
3392 (get_exception_filter): New fn.
3393 (finish_eh_generation): Use it.
3395 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
3397 * c-semantics.c (add_scope_stmt): Don't call
3398 current_scope_stmt_stack multiple times.
3400 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3401 Nathan Sidwell <nathan@codesourcery.com>
3403 Lazy __FUNCTION__ generation.
3404 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
3405 RID_C99_FUNCTION_NAME): New _RIDs.
3406 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
3407 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
3408 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
3410 (function_id_node, pretty_function_id_node, func_id_node): Remove.
3411 (c99_function_name_decl_node, function_name_decl_node,
3412 pretty_function_name_decl_node, saved_function_name_decls):
3414 (struct language_function): Remove x_function_name_declared_p.
3415 (make_fname_decl): Remove a parameter.
3416 (declare_function_names): Remove prototype.
3417 (start_fname_decls, finish_fname_decls): Prototype.
3418 (fname_as_string): Likewise.
3419 (fname_string, fname_decl): Likewise.
3420 * c-common.c (make_fname_decl): Adjust.
3421 (struct fname_var_t): New struct.
3422 (fname_vars): New static array.
3423 (declare_function_name): Remove.
3424 (start_fname_decls, finish_fname_decls): New functions.
3425 (fname_as_string): New function from remnants of
3426 declare_function_name.
3427 (fname_string, fname_decl): New functions.
3429 * c-decl.c (c_function_name_declared_p): Remove.
3430 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
3431 don't call declare_function_name. Call start_fname_decls.
3432 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
3433 clobber the line number. Call finish_decl.
3434 (start_function): Call start_fname_decls.
3435 (finish_function): Call finish_fname_decls.
3436 Remove c_function_name_declared_p.
3437 (push_c_function_context): Don't push c_function_name_declared_p.
3438 (pop_c_function_context): Don't pop c_function_name_declared_p.
3439 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
3440 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
3441 (program): Call finish_fname_decls for C.
3442 (primary): Add VAR_FUNC_NAME.
3443 (reswords): Add slots for __FUNCTION__ et al.
3444 (rid_to_yy): Add mappings for __FUNCTION__ et al.
3445 (yylexname): If it's a STRING_FUNC_NAME generate the function name
3446 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
3447 * c-semantics.c (prune_unused_decls): Remove.
3448 (finish_stmt_tree): Don't call prune_unused_decls.
3449 (genrtl_decl_stmt): Don't prune unused decls here.
3451 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
3453 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
3454 constant pool, use the pool's SYMBOL_REF instead.
3456 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
3459 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3461 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3462 passing nested NOP_EXPRs to fold.
3464 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
3466 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3468 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3470 * loop.c (loop_delete_insns): Add prototype.
3472 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3474 * configure.in: Remove ENABLE_STD_NAMESPACE.
3475 * config.in: Regenerated.
3476 * configure: Regenerated.
3478 2001-04-22 Stan Shebs <shebs@apple.com>
3480 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3482 * config/rs6000/xm-darwin.h: Remove file.
3484 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3486 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3487 (write_c_file_stat): Likewise.
3489 * dbxout.c (dbxout_init): Likewise.
3491 * profile.c (output_func_start_profiler): Likewise.
3493 2001-04-22 Philipp Thomas <pthomas@suse.de>
3495 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3496 require it instead of the CVS version.
3497 * cpperror.c (v_message): Put a blank before the macro
3498 body to not confuse exgettext.
3500 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3502 * flow.c (proagate_one_insn): Remove useless assignment.
3503 * jump.c (delete_insn): Tidy.
3504 * loop.c (try_copy_prop): When deleting an instruction with a
3505 REG_RETVAL note, delete the entire libcall sequence.
3506 (loop_delete_insns): New function.
3507 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3508 we're not substituting into them yet.
3510 2001-04-21 Kazu Hirata <kazu@hxi.com>
3512 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3514 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3516 * config/i960/i960.c (signed_arith_operand): Likewise.
3518 * calls.c (expand_call): Fix a comment typo.
3520 2001-04-20 Zack Weinberg <zackw@stanford.edu>
3522 * configure.in: Probe for times, clock, struct tms, and clock_t.
3523 * configure, config.in: Regenerate.
3524 * timevar.c: Replace ifdef forest in get_time with (relatively)
3525 straightforward series of checks based on autoconf's probes.
3527 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
3529 * config/pa/som.h (NM_FLAGS): Define.
3531 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3533 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
3535 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
3536 * ia64.c (nop_cycles_until): New function.
3537 (prev_cycle, prev_first, last_issued): New static variables.
3538 (ia64_sched_reorder): Additional arg for clock.
3539 On final scheduling pass, emit extra NOPs as needed.
3540 Set prev_first and prev_cycle.
3541 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
3542 (ia64_variable_issue): Set last_issued.
3544 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
3546 * config/i386/i386.c (ix86_expand_int_movcc,
3547 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
3549 2001-04-20 Geoff Keating <geoffk@redhat.com>
3551 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
3552 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
3553 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
3554 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
3555 ctrdi_internal6): In the short-branch case, this insn is only 4
3556 bytes long. Reported by Reza Yazdani <reza@apple.com>.
3558 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3560 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
3561 "=u" is used together with "st" resp. "st(1)" clobber.
3563 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3565 * gcse.c (gcse_main): Fix comment typo.
3566 (delete_null_pointer_check): Likewise.
3567 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
3568 * cse.c (cse_insn): Likewise.
3569 * function.c (fixup_var_refs_insns_with_hash): The sequence is
3572 2001-04-19 Zack Weinberg <zackw@stanford.edu>
3574 * toplev.c: Excise all code for the undocumented -dm option.
3575 (float_signal): Call signal just once, unconditionally.
3577 2001-04-19 Geoff Keating <geoffk@redhat.com>
3579 * fold-const.c (fold): Use first_rtl_op rather than
3580 TREE_CODE_LENGTH when looping over parameters of a tree.
3581 Correct strange grouping in test for evaluated SAVE_EXPR.
3583 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
3585 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3586 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3588 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3589 name at 32 total characters.
3590 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3591 functions in named sections -- data items can still go into unique
3592 sections, but they have normal names (ie $LIT$ and $DATA$).
3594 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3597 2001-04-19 DJ Delorie <dj@redhat.com>
3599 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3600 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
3601 * config/i386/cygwin.h: Likewise.
3602 * config/i386/mingw32.h: Likewise.
3603 * config/vax/vms.h: Likewise.
3604 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
3606 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3607 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
3608 * config/i386/xm-cygwin.h: Likewise.
3609 * config/i386/xm-djgpp.h: Likewise.
3610 * config/i386/xm-mingw32.h: Likewise.
3611 * config/vax/xm-vms.h: Likewise.
3613 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
3614 instead of OBJECT_SUFFIX.
3615 * collect2.c (find_a_file): Look for files matching the extension
3616 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
3617 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
3618 TARGET_EXECUTABLE_SUFFIX.
3619 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
3620 (make_relative_prefix): Likewise.
3621 (convert_filename): Use TARGET_ suffixes throughout. Remove
3623 (process_command): Likewise.
3624 (do_spec_1): Likewise.
3625 * java/lang.c (init_parse): Likewise.
3627 * gcc.texi : Document four new options matching the pattern
3628 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
3629 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
3630 documentation for NO_AUTO_EXE_SUFFIX.
3632 2001-04-19 Mark Mitchell <mark@codesourcery.com>
3634 * toplev.h (struct lang_hooks): Allow decode_option to indicate
3635 that language-independent processing should not be done.
3636 * toplev.c (main): Adjust accordingly.
3638 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
3639 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
3641 * mips.md (reload_outputdi): Require that operand0 be a
3644 2001-04-19 Jakub Jelinek <jakub@redhat.com>
3646 * invoke.texi (-Wshadow): Clarify.
3648 2001-04-18 Mark Mitchell <mark@codesourcery.com>
3650 * loop.c (load_mems): Examine all the instructions in the loop
3651 before concluding that all jumps branch to the first instruction
3654 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3656 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3658 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3660 * cpp.texi (-Wwhite-space): Remove.
3661 (-Wall): -Wall does not imply -Wwhite-space.
3663 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3665 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3666 use it instead of blindly generating a .stabs.
3667 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3669 * xcoffout.c: Don't bother defining default for N_CATCH.
3670 (UNKNOWN_STAB): Use internal_error.
3671 (stab_to_sclass): Remove now-unnecessary aborts.
3672 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3674 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3676 * jump.c (mark_all_labels): Canonicalize the tail recursion
3677 label attached to CALL_PLACEHOLDER insns.
3679 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3681 * output.h (dump_flow_info, free_basic_block_vars,
3682 which_alternative): Delete redundant prototypes.
3684 * rtl.h (bss_section): Likewise.
3686 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3688 * dbxout.c (N_OPT): Define if not available from <stab.h>
3690 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3692 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3693 libraries and native K&R compilers.
3695 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3697 * c-typeck.c (convert_arguments): Don't check for width changes
3700 * invoke.texi (-Wtraditional): Update documentation.
3702 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3704 * toplev.c (output_lang_identify): Delete.
3705 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3706 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3707 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3708 after calling ASM_FILE_END.
3710 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3711 Instead, unconditionally emit an N_OPT stab with string equal
3712 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3714 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3716 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3717 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3718 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3719 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3720 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3721 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3722 config/i370/i370.h, config/i386/beos-elf.h,
3723 config/i386/osf1elf.h, config/i386/osfrose.h,
3724 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3725 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3726 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3727 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3728 config/mips/iris6.h, config/mips/osfrose.h,
3729 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3730 config/sparc/sp64-elf.h:
3731 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3732 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3734 * config/elfos.h, config/freebsd.h, config/linux.h,
3735 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3736 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3737 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3738 of ASM_FILE_START which merely emit a .version directive. Delete
3739 definitions of ASM_FILE_END which merely emit an .ident directive.
3741 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3742 ASM_IDENTIFY_GCC and move part of its logic into
3745 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3746 config/sparc/linux-aout.h: Don't emit .version directive in
3749 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3750 (output_file_start): Correct comment.
3752 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3753 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3755 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3756 * config/rs6000/aix.h: Correct comment.
3758 * config/i386/i386afe.h: Delete.
3759 * config.gcc: Remove references to i386afe.h.
3761 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3762 other macros deleted by this patch were undocumented.
3764 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3766 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3768 * pa.c (secondary_reload_class): SAR<->FP copies require a
3771 * install.texi (mips-mips-bsd): Update list of functions
3772 required to include memmove.
3773 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3774 used functions to include memmove.
3776 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3778 * i386.md (sqrtdf2): SFmode should be DFmode.
3780 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3782 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3783 (find_moveable_store): Likewise.
3785 2001-04-15 Jim Wilson <wilson@redhat.com>
3787 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3789 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3791 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3792 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3794 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3796 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3799 2001-04-14 Alan Modra <amodra@one.net.au>
3801 * pa.c (force_mode): New function.
3802 (emit_move_sequence): Use it instead of generating new rtx_REGs.
3804 2001-04-13 Jim Wilson <wilson@redhat.com>
3806 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3807 (first_instruction): New static variable.
3808 (rtx_needs_barrier): Return 1 for alloc.
3809 (init_insn_group_barriers): Set first_instruction.
3810 (rws_sum): Delete duplicate definition.
3811 (group_barrier_needed_p): Return 0 when first_instruction true.
3812 (safe_group_barrier_needed_p): Save and restore first_instruction
3813 around group_barrier_needed_p call.
3815 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
3817 * expr.h (enum libfunc_index): Add LTI_memmove.
3818 (memmove_libfunc): Define macro.
3819 * optabs.c (init_optabs): Initialize memmove_libfunc.
3820 * expr.c (expand_assignment): Use memmove_libfunc instead of
3823 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3825 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3828 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3830 * Makefile.in (reg-stack.o): Depend on reload.h.
3831 (insn-attrtab.o): Depend on flags.h.
3833 * genattrtab (main): Include flags.h in insn-attrtab.c.
3835 * reg-stack.c: Include reload.h.
3837 * sparc.h (flag_pic): Delete redundant declaration.
3839 * output.h (flag_pic): Likewise.
3841 * tree.h (pedantic): Likewise.
3843 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3845 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
3847 * jump.c, regmove.c, toplev.c: Include reload.h.
3849 * reload.h (reload_cse_regs): Declare.
3851 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
3852 reload_cse_regs, init_reload, mark_home_live, reload,
3853 init_caller_save): Delete redundant prototypes.
3855 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3857 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
3859 * regclass.c, ssa.c: Include expr.h.
3861 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
3862 gen_move_insn): Delete redundant declarations.
3864 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3866 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3867 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3868 MAKEINFO and MAKEINFOFLAGS too.
3869 (stage4_build): Correctly order -B flags.
3871 2001-04-13 Alan Modra <amodra@one.net.au>
3873 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
3874 PIC_OFFSET_TABLE_SAVE_RTX.
3875 (zdepi_cint_p): Describe zdepi insn.
3876 Formatting and white space fixes throughout file.
3878 * pa.c (uint32_operand): Don't use long constant >= 2^32.
3879 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
3880 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
3881 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
3882 (output_64bit_and): Use plain `int's for shift counts.
3883 (output_64bit_ior): Likewise.
3884 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
3885 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
3888 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
3889 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
3890 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
3891 NEW_HP_ASSEMBLER into one. Kill warnings.
3893 * pa-gas.h: Delete file.
3894 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
3895 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
3896 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
3897 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
3899 * config/pa/mill32.S: New file.
3900 * config/pa/mill64.S: New file.
3901 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
3902 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
3903 * config/pa/t-linux64: New file.
3904 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
3905 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
3906 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
3908 * elfos.h (SELECT_SECTION): Undef before defining.
3909 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
3910 (LIB_SPEC): Remove -lmilli.
3911 (DBX_REGISTER_NUMBER): Remove.
3912 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
3913 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
3914 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
3915 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
3916 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
3917 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
3918 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
3919 TARGET_GAS): Define.
3920 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
3921 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
3922 regs if we don't have a prototype.
3923 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
3924 * pa.h (TARGET_ELF32): Default to 0 if undefined.
3925 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
3926 EH_RETURN_HANDLER_RTX): Define.
3927 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
3928 (DWARF_FRAME_REGNUM): Define.
3929 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
3930 * pa32-linux.h: New file.
3931 * pa64-linux.h: New file.
3933 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3934 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
3935 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
3936 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
3937 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
3938 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
3939 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3940 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
3941 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
3942 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
3943 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3944 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
3945 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
3946 * pa64-hpux.h: New file.
3947 (ASM_FILE_START): Correct typo.
3948 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
3949 * config.gcc: Modify for above.
3951 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
3953 * jump.c (jump_optimize_1): Don't delete dead stores here.
3954 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
3955 prior to running jump optimize before cse2.
3957 2001-04-12 Richard Henderson <rth@redhat.com>
3959 * Makefile.in (regmove.o): Depend on except.h.
3960 * regmove.c: Include it.
3962 2001-04-12 Stan Shebs <shebs@apple.com>
3964 * objc/objc-act.c: Remove all code ifdefed with the never-used
3965 macro OBJC_INT_SELECTORS.
3966 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
3967 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
3969 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
3971 * config/pa/quadlib.c: Add prototypes.
3973 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3975 * bitmap.h (debug_bitmap): Delete redundant prototype.
3977 * rtl.h (get_frame_size): Likewise.
3979 2001-04-12 Jim Wilson <wilson@redhat.com>
3981 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3982 to just emit an fnorm.
3984 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3986 * c-common.h (truthvalue_conversion, type_for_mode,
3987 type_for_size): Delete redundant declarations.
3989 * c-lex.h (is_class_name): Likewise.
3991 * c-tree.h (pedantic, convert, getdecls, gettags,
3992 global_bindings_p, init_decl_processing, insert_block,
3993 maybe_build_cleanup, poplevel, print_lang_decl,
3994 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3995 set_block, incomplete_type_error, build_function_call,
3996 lvalue_or_else, mark_addressable): Likewise.
3998 * expr.h (expand_tree_builtin): Likewise.
4000 2001-04-12 Mark Mitchell <mark@codesourcery.com>
4002 * invoke.texi: Document --param max-gcse-memory.
4004 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4006 * configure.in (errno): Check for declaration.
4007 * configure, config.in: Regenerated.
4009 * system.h (errno): Only declare if not already done.
4011 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4013 * recog.c (general_operand, immediate_operand,
4014 nonmemory_operand): Require CONST_INTs to be sign-extended
4015 values for their modes.
4017 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4019 * expmed.c (store_bit_field): Truncate CONST_INTs.
4020 (expand_mult_highpart, expand_divmod): Likewise.
4021 * expr.c (convert_modes, store_field): Likewise.
4022 * integrate.c (expand_inline_function): Use promote_mode() to
4023 determine whether to convert_modes() an argument as signed
4025 * optabs.c (expand_binop): Get CONST_INT operands
4026 sign-extended for their appropriate modes.
4027 * stmt.c (emit_case_nodes): Convert node values to the
4029 (expand_end_case): Convert minval and range to the appropriate
4031 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
4032 the iteration variable.
4033 * varasm.c (immed_double_const): Don't require words to be
4034 narrower than host wide ints to properly sign-extend
4037 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
4039 * sh.md (builtin_setjmp_receiver): New expander.
4041 2001-04-12 David Edelsohn <dje@watson.ibm.com>
4043 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
4044 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
4045 for generating CONST_INT and CONST_DOUBLE.
4047 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4049 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4050 already sign-extended.
4051 (rs6000_emit_prologue): Make register iterator signed.
4052 (rs6000_emit_epilogue): Likewise.
4053 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
4055 (movsf split, movdf split): Sign-extend CONST_INTs.
4056 (movdi splits): Likewise.
4058 2001-04-12 Kelley Cook <kelley.cook@home.com>
4060 * config-lang.in (lang_dirs): Add in zlib.
4062 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
4064 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
4065 operands that make it to RTL.
4067 2001-04-11 Stan Shebs <shebs@apple.com>
4069 Add Darwin (Mac OS X kernel) native support.
4070 * config.gcc (powerpc-*-darwin*): Add native bits.
4071 * config/darwin.c: New file, generic Darwin support functions.
4072 * config/darwin.h: New file, generic Darwin definitions.
4073 * config/darwin-protos.h: New file, generic Darwin prototypes.
4074 * rs6000/darwin.h: New file, Darwin for PowerPC.
4075 * rs6000/t-darwin: New file, Darwin makefile fragment.
4076 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
4077 (TARGET_MACHO): Ditto.
4078 (rs6000_abi): Add ABI_DARWIN.
4079 (RS6000_REG_SAVE): Add ABI_DARWIN case.
4080 (RS6000_SAVE_AREA): Ditto.
4081 (FP_ARG_MAX_REG): Ditto.
4082 (RETURN_ADDRESS_OFFSET): Ditto.
4083 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
4085 (rs6000_emit_move): Add ABI_DARWIN cases.
4086 (print_operand): Ditto.
4087 (first_reg_to_save): Ditto.
4088 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
4089 (debug_stack_info): Ditto.
4090 (rs6000_emit_prologue): Ditto.
4091 (rs6000_emit_epilogue): Ditto.
4092 (output_profiler_hook): Ditto.
4093 (output_function_profiler): Ditto.
4094 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
4095 (output_mi_thunk): Add TARGET_MACHO case.
4096 (add_compiler_stub): Ditto.
4097 (output_compiler_stub): Ditto.
4098 (no_previous_def): Ditto.
4099 (output_call): Ditto.
4100 (machopic_output_stub): Ditto.
4101 (rs6000_machopic_legitimize_pic_address): Ditto.
4102 (toc_section): Ditto.
4103 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
4104 (macho_high): Ditto.
4107 (load_macho_picbase): Ditto.
4108 (call): Add TARGET_MACHO case to modify function.
4109 (call_value): Ditto.
4110 (call_nonlocal_sysv): Add ABI_DARWIN case.
4111 (call_value_nonlocal_sysv): Ditto.
4112 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
4114 (machopic_output_stub): Ditto.
4115 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
4117 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4119 * dwarf2out.c (modified_type_die): Don't create new types here.
4120 * tree.h (get_qualified_type): New function.
4121 (build_qualified_type): Adjust comment.
4122 * tree.c (get_qualified_type): New function.
4123 (build_qualified_type): Use it.
4125 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4127 * cpp.texi (-Wtraditional): Update description.
4129 * invoke.texi (-Wtraditional): Likewise.
4131 2001-04-11 Jim Wilson <wilson@redhat.com>
4133 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
4134 requires more than 64 bits of alignment.
4136 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
4138 * cpplib.c (do_line): Sanity check iff enable checking.
4140 2001-04-11 Richard Henderson <rth@redhat.com>
4142 * Makefile.in (insn-recog.o): Depend on toplev.h.
4143 (insn-emit.o, doloop.o): Likewise.
4144 * genrecog.c, genemit.c: Include toplev.h in generated file.
4145 * doloop.c: Include toplev.h.
4147 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4149 * Makefile.in (gcse.o): Depend on params.h.
4150 * gcse.c: Include params.h.
4151 (gcse_main): Don't do GCSE if doing so will take inordinate
4153 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
4154 * params.h (MAX_GCSE_MEMORY): New macro.
4156 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4158 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
4160 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
4162 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4164 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
4166 * real.h (ereal_atof, real_value_truncate, target_isnan,
4167 target_isinf, target_negative, assemble_real, debug_real): Delete
4168 redundant prototypes.
4170 * Makefile.in (ifcvt.o): Depend on toplev.h.
4172 * c-semantics.c: Include expr.h.
4174 * ifcvt.c: Include toplev.h.
4176 * expr.h (rtx_equal_p): Delete prototype.
4178 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
4179 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
4180 eliminate_constant_term, expand_complex_abs, find_single_use,
4181 make_tree, init_expr_once, init_optabs, supports_one_only):
4184 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
4185 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
4186 expand_assignment, store_expr, emit_line_note_after,
4187 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
4189 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
4191 * sparc-protos.h: Delete redundant prototypes.
4193 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4195 * reload.c (push_reload): Add condition missed in SUBREG byte
4198 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4200 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
4202 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
4204 * i386.md (floatsisf_sse): Fix output template
4205 * i386.c (ix86_expand_fp_movcc)
4207 * reg-stack.c (emit_pop_insn): Handle complex modes.
4208 (move_for_stack_reg): Emit proper move mode.
4209 (subst_stack_regs_pat): Handle complex modes.
4211 2001-04-11 Jakub Jelinek <jakub@redhat.com>
4213 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
4215 2001-04-10 Richard Henderson <rth@redhat.com>
4217 * libgcc2.h (__terminate_func_ptr): Remove typedef.
4218 (__pure_virtual, __terminate, __terminate_set_func,
4219 __default_terminate, __throw_type_match, __empty,
4220 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
4221 __eh_rtime_match, __unwinding_cleanup, __rethrow,
4222 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
4223 Remove prototypes of deleted functions.
4225 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4227 * c-typeck.c (convert_arguments): -Wtraditional now activates
4228 -Wconversion warnings, except for changes in signed-ness.
4229 Detect complex<->int & int<->complex conversions as well.
4231 * invoke.texi (-Wtraditional): Document it.
4233 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4235 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
4236 * flow.c (set_block_for_new_insns): Remove needless cast and
4237 properly check for unset block number.
4239 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
4241 * function.c (purge_single_hard_subreg_set): Only check REGNO if
4242 the subreg was a hard register. Pseudos are left as subregs.
4244 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4246 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
4247 (LIB2ADD_ST): New macro, pass it to mklibgcc.
4248 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
4249 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
4250 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
4252 2001-04-09 Bo Thorsen <bo@suse.co.uk>
4254 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
4256 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4258 * output.h (set_block_num): Missed it earlier, remove deprecated
4261 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4263 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
4264 (load_killed_in_block_p): Change bb parameter from int to basic_block.
4265 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
4266 (handle_rd_kill_set): Change bb parameter from int to basic_block.
4267 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
4268 (expr_killed_p): Change bb parameter from int to basic_block, pass
4269 basic_blocks instead of ints as parameters.
4270 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
4271 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
4272 from int to basic_block, pass basic_blocks instead of ints as parms.
4273 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
4274 parameter from int to basic_block, pass basic_blocks instead of ints.
4275 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
4276 (insert_insn_end_bb): Change bb parameter from int to basic_block,
4277 pass basic_blocks instead of ints.
4278 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
4279 basic_blocks instead of ints as parameters.
4280 (pre_delete): Pass basic_blocks instead of ints as parameters.
4281 (hoist_expr_reaches_here_p): Change bb parameter from int to
4282 basic_block, pass basic_blocks instead of ints.
4283 (hoist_code): Pass basic_blocks instead of ints as parameters.
4284 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
4285 Change bb parameter from int to basic_block.
4286 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
4287 (insert_insn_start_bb): Change bb parameter from int to basic_block,
4288 pass basic_blocks instead of ints.
4289 (insert_store): Pass basic_blocks instead of ints as parameters.
4290 (replace_store_insn, delete_store): Change bb parameter from int to
4291 basic_block, pass basic_blocks instead of ints.
4292 (store_motion): Pass basic_blocks instead of ints as parameters.
4294 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4296 * basic-block.h (set_new_block_for_insns): New Prototype.
4297 (set_block_num): Delete prototype.
4298 * flow.c (set_block_num): Remove obsolete function.
4299 (set_block_for_new_insns): Set BB for single or multiple insns.
4300 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
4301 (process_insn_end_bb): Use set_block_for_new_insns or
4302 set_block_for_insn instead of set_block_num.
4303 (pre_insert_copy_insn): Use set_block_for_new_insns.
4304 (update_ld_motion_stores): Use set_block_for_new_insns.
4305 (insert_insn_start_bb): Use set_block_for_new_insns.
4306 (replace_store_insn): Use set_block_for_new_insns.
4308 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4309 Jeff Law <law@redhat.com>
4311 * alias.c (get_addr): Externalize.
4312 (canon_true_dependence): New function. Behaves like true_dependance
4313 except it already assumes a MEM has been canonicalized.
4314 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
4315 * gcse.c (struct ls_expr): Add load/store expressions structure.
4316 (modify_mem_list, canon_modify_mem_list): New variable.
4317 (gcse_main): Initialize & finalize alias analysis. Use enhanced
4318 load motion and store motion if requested.
4319 (alloc_gcse_mem): Allocate space for modify_mem_list array.
4320 (free_gcse_mem): Free the modify_mem_list array.
4321 (oprs_unchanged_p): Use load_killed_in_block_p.
4322 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
4323 (mems_conflict_for_gcse_p): New function. Don't kill loads
4324 with stores to themselves if its in the load/store expression list.
4325 (load_killed_in_block_p): New function.
4326 (canon_list_insert): New Function.
4327 (record_last_mem_set_info): Keep a list of all instructions which
4328 can modify memory for each basic block.
4329 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
4330 (oprs_not_set_p): Use load_killed_in_block_p.
4331 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
4332 (expr_killed_p): Use load_killed_in_block_p.
4333 (compute_transp): Do not pessimize memory references.
4334 (pre_edge_insert): Update stores for a load motion expression.
4335 (one_pre_gcse_pass): Check loads/stores for extra load motion.
4336 (ldst_entry): Find or create a ldst_expr structure.
4337 (free_ldst_entry): Free memory for an individual item.
4338 (free_ldst_mems): Free entire load/store expression list.
4339 (print_ldst_list): Print debug info.
4340 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
4341 (enumerate_ldsts): Assign integer values to each entry in list.
4342 (first_ls_expr): First expression in the list.
4343 (next_ls_expr): Next expression in the list.
4344 (simple_mem): Check if expression qualifies for ld/st expression list.
4345 (invalidate_any_buried_refs): Remove from expression list if its
4346 used in some other way we dont understand.
4347 (compute_ld_motion_mems): Find all potential enhanced load motion
4349 (trim_ld_motion_mems): Remove any expressions which are invalid.
4350 (update_ld_motion_stores): Copy store values to registers for loads
4351 which have been moved.
4352 (regvec, st_antloc, num_store): New global statics.
4353 (reg_set_info): Marks registers as set.
4354 (store_ops_ok): Verfies registers expressions are valid in a block.
4355 (find_moveable_store): Look for moveable stores in a pattern.
4356 (compute_store_table): Find stores in a function worth moving, maybe.
4357 (load_kills_store): Check dependance of a load and store.
4358 (find_loads): Find any loads in a pattern.
4359 (store_killed_in_insn): Check if a store is killed in an insn.
4360 (store_killed_after): Check is store killed after an insn in a block.
4361 (store_killed_before): Check is store killed before an insn in a block.
4362 (build_store_vectors): Generate the antic and avail vectors.
4363 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
4364 (insert_store): Add a store to an edge.
4365 (replace_store_insn): Replace a store with a SET insn.
4366 (delete_store): Delete a store insn.
4367 (free_store_memory): Free memory.
4368 (store_motion): Perform store motion.
4369 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
4370 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
4371 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
4372 (f_options): Add gcse-lm and gcse-sm.
4374 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4376 * i386.c (expand_fp_movcc): Fix condition reversal code.
4378 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
4379 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
4380 (CLASS_MAX_NREGS): Use it.
4382 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
4383 handle properly complex values.
4384 (CLASS_MAX_NREGS): Likewise; update comment.
4386 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4388 * ia64.c (ia64_flag_schedule_insns2): New variable.
4389 (ia64_override_options): Initialize it. Clear
4390 flag_schedule_insns_after_reload.
4391 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
4393 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4395 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
4396 Do not require source to match destination anymore;
4397 Add abort to the nontrivial cases that should be handled by split.
4398 (fix_trunc?fdi): Add SSE case for x86_64.
4399 (floatdi?f): Likewise.
4400 (floatdi?f_sse): New.
4401 (fix_trunc?fdi_sse): New.
4403 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
4405 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
4406 (DEBUG_ARANGES_END_LABEL): Ditto.
4407 (dwarfout_init): Generate length and version fields at the start
4408 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
4409 after the length field.
4410 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
4411 the .debug_aranges info.
4413 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4415 * i386.c (call, call_value): Make sure that resulting call_insn
4416 does have proper second operand.
4418 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
4420 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
4421 function. Remove include of sys/cygwin.h.
4423 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
4425 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
4426 (CPP_SPEC): Always search */include/w32api for header files.
4427 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
4428 (LINK_SPEC): Add "cyg" to the library search prefixes.
4430 2001-04-08 Philip Blundell <philb@gnu.org>
4432 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
4434 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
4436 * cpperror.c (print_location): Don't special case <stdin>.
4437 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
4438 WARNING, but we don't check if we're in system headers.
4439 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
4440 * cpplib.c (do_warning): Warn in system headers.
4442 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
4444 * mbchar.c: Include config.h first.
4446 2001-04-07 Zack Weinberg <zackw@stanford.edu>
4448 * config.gcc: Set default for xmake_file at top, not bottom.
4449 Change places that set xmake_file to "none" to set to the
4450 empty string instead, or remove them entirely if there is no
4451 default xmake_file for this cpu_type. Remove references to
4454 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
4455 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
4456 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
4457 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
4458 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
4459 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
4460 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
4461 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
4462 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
4463 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
4466 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
4467 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4468 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4469 config/mips/x-sysv, config/rs6000/x-aix31:
4470 Just set CLIB to -lld or -lmld, as appropriate.
4472 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4473 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4474 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4475 config/mips/x-iris, config/pa/x-pa:
4476 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4477 OTHER_FIXINCLUDES_DIRS.
4479 * config/i386/x-djgpp: Don't set LN or LN_S.
4480 * config/m88k/x-dolph: Don't define __m88k__.
4481 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4482 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4483 * config/i860/fx2800.h: No need to #undef SVR4.
4485 38 x-host fragments remain, 2 x-cpu.
4487 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4489 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4491 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4493 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4495 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4497 * configure.in: Add check for lstat.
4498 * configure, config.in: Regenerate.
4499 * cppinit.c (append_include_chain): Make empty path ".".
4500 * cpplib.c (do_line): Don't simplify #line paths.
4501 * cppfiles.c (remove_component_p): New function.
4502 (find_or_create_entry): Acknowledge stat () errors during
4503 path simplification.
4504 (handle_missing_header): Don't simplify paths.
4505 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4506 the empty path untouched. Don't leave a trailing '/'.
4508 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4510 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4511 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4513 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4515 * cppfiles.c (open_file): Fail directories silently, but
4516 with an errno of NOENT set.
4517 (read_include_file): Move the common exit code to the sole
4518 caller. Return an int indicating success or failure. Let
4519 open_file handle directories.
4520 (stack_include_file): If read_include_file fails,
4521 push a "null" buffer.
4523 2001-04-05 DJ Delorie <dj@redhat.com>
4525 * function.h (virtuals_instantiated): Declare.
4526 * function.c: (virtuals_instantiated): Make global.
4527 * calls.c (emit_library_call_value_1): Use
4528 virtual_outgoing_args_rtx only if it hasn't been instantiated.
4529 Otherwise, use the stack pointer directly.
4531 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4533 * i386.c (x86_initialize_trampoline): New global function.
4534 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
4535 (INITIALIZE_TRAMPOLINE): Move offline.
4536 * i386-protos.h (x86_initialize_trampoline): Declare.
4538 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4540 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
4541 (lea_0): Rename to lea_1.
4542 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
4543 (lea_general_?): Allow SImodes on TARGET_64BIT
4544 (lea_general_?_zext): New patterns.
4545 (call_1, call_1_rex64): Fix.
4547 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4549 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
4551 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4553 * i386.c (function_arg): Return constm1_rtx for last argument.
4554 (ix86_expand_prologue): Update gen_call calls.
4555 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4556 * i386.md (call_pop): Likewise.
4557 (call): Second operand is VOIDmode.
4558 (call_0): Likewise; Support 64bits.
4559 (call_exp): New expander.
4560 (call_1): Get to the sync.
4561 (call_1_exp): New pattern.
4562 (call_value): Support 64bit.
4563 (call_value_exp): New pattern.
4564 (untyped_call): Update gen_call call.
4565 (call_value_pop): Disable for 64bit.
4566 (call_value_0_rex64): New pattern.
4567 (call_value_1_rex64): Likewise.
4569 2001-04-05 Bo Thorsen <bo@suse.de>
4571 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
4573 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
4575 * i386.md (*andsi_1+3): If used after reload, make sure the operand
4576 satisfies ANY_QI_REG_P.
4578 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4580 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
4583 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
4586 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4588 * config.gcc: Remove default for xm_file. Clean up local
4589 machine type handling. Remove settings of xm_file to
4590 something that doesn't exist. In the big switch, set xm_file,
4591 don't append to it (the value before the big switch is always
4592 null). Don't force build_xm_file or host_xm_file to have a value.
4593 * configure.in: Remove default for xm_file. Do not special
4594 case $cpu/xm-$cpu.h not existing.
4595 * configure: Regenerate.
4597 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4599 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4600 when folding integer division and modulo operations.
4602 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
4604 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
4605 instead of DWARF2_ADDR_SIZE for EH addresses.
4606 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
4609 2001-04-04 Richard Henderson <rth@redhat.com>
4611 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
4612 * config/ia64/t-glibc (LIB2ADDEH): Disable.
4613 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
4615 2001-04-04 Richard Henderson <rth@redhat.com>
4617 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
4618 * configure: Rebuilt.
4620 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4622 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
4623 push insns to delete to it instead of deleting them.
4624 (delete_null_pointer_checks): Delete insns from delete_list after
4625 all delete_null_pointer_checks_1 passes are done.
4627 2001-04-04 Richard Henderson <rth@redhat.com>
4629 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
4630 * configure: Rebuilt.
4632 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4634 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
4635 * config/romp/xm-romp.h: Delete.
4637 2001-04-04 Bernd Schmidt <bernds@redhat.com>
4639 * sched-deps.c (sched_analyze_insn): Partially revert March 27
4642 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4644 * emit-rtl.c (mark_label_nuses) Increment the label uses for
4645 all labels present in rtx.
4646 (try_split) Call new function for all split insns.
4648 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4650 * recog.c (validate_replace_rtx_1): Instead of aborting just make
4651 sure the change won't be validated.
4653 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
4655 * rtl.h (set_noop_p): Declare.
4656 * flow.c (set_noop_p): Move from here ...
4657 * rtlanal.c (set_noop_p): ... to here and enhance.
4658 * cse.c (delete_trivially_dead_insns): Use it.
4659 * gcse.c (hash_scan_set): Likewise.
4660 * jump.c (delete_noop_moves): Likewise.
4661 * recog.c (split_all_insns): Likewise.
4663 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4665 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4666 stack pointer via a LO_SUM. Ditto for setting a temp register
4667 used to save to the stack. Set cfa_temp when setting fp, and
4668 allow matches to cfa_temp in addition to cfa_store when saving
4669 regs. Handle POST_INC and LO_SUM register stores. Document the
4670 changes and errors in rule 12 doco.
4672 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4673 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4674 (load_reg): Move closer to epilogue code.
4675 (DO_FRAME_NOTES): Define to control the following..
4676 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4677 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4679 (hppa_expand_epilogue): Likewise.
4681 2001-04-03 Richard Henderson <rth@redhat.com>
4683 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4684 * configure: Rebuild.
4686 2001-04-03 Richard Henderson <rth@redhat.com>
4688 * rtl.h (LCT_THROW): New.
4689 * calls.c (emit_library_call_value_1): Handle it.
4690 * except.c (connect_post_landing_pads): Use it.
4692 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4694 * gansidecl.h: Delete file.
4695 * configure.in: Change all refs to gansidecl.h to use
4696 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4698 * configure: Regenerate.
4700 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4701 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4702 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4703 Don't include gansidecl.h.
4704 * intl.c, main.c, version.c, fixinc/fixlib.h,
4705 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4708 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4710 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4713 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4715 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4716 config/i386/xm-next.h, config/i386/xm-sco.h,
4717 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4718 config/m88k/xm-m88k.h: Delete.
4720 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4721 * config/romp/xm-romp.h: Don't define bcopy.
4722 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4723 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4725 * config.gcc: Remove references to deleted files.
4727 14 xm-host.h remain, 1 xm-cpu.h.
4729 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4730 David S. Miller <davem@pierdol.cobaltmicro.com>
4731 Andrew MacLeod <amacleod@redhat.com>
4733 Use byte offsets in SUBREGs instead of words.
4735 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4736 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4737 to pass new argument.
4738 (add_stored_regs): Use subreg_regno_offset function.
4739 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4741 (precompute_arguments): Use gen_lowpart_SUBREG.
4742 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4743 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4744 (simplify_set): Rework to use SUBREG_BYTE.
4745 (expand_field_assignment): Use SUBREG_BYTE.
4746 (make_extraction): Use SUBREG_BYTE.
4747 (if_then_else_cond): Use SUBREG_BYTE.
4748 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4749 (gen_lowpart_for_combine): Compute full byte offset.
4750 * cse.c (mention_regs): Use SUBREG_BYTE.
4751 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4752 (canon_hash): Use SUBREG_BYTE.
4753 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4754 (gen_lowpart_if_possible): Formatting.
4755 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4757 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4758 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4759 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4760 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4761 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4762 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4763 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4764 certain invariants about SUBREGs the compiler creates.
4765 (gen_lowpart_SUBREG): New function.
4766 (subreg_hard_regno): New function to get the final register number.
4767 (gen_lowpart_common): Use SUBREG_BYTE.
4768 (gen_imagpart): Spacing nits.
4769 (subreg_realpart_p): Use SUBREG_BYTE.
4770 (gen_highpart): Use SUBREG_BYTE.
4771 (subreg_lowpart_p): Always compute endian corrected goal offset,
4772 even at the byte level, then compare against that.
4773 (constant_subword): New function, pulled out all constant cases
4774 from operand_subword and changed second argument name to offset.
4775 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4776 and call constant_subword to do the work. Return const0_rtx if
4777 looking for a word outside of OP.
4778 (operand_subword_force): Change second arg name to offset.
4779 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4780 (store_split_bit_field): Use SUBREG_BYTE.
4781 (extract_bit_field): Use SUBREG_BYTE.
4782 (extract_split_bit_field): Use SUBREG_BYTE.
4783 (expand_shift): Use SUBREG_BYTE.
4784 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4785 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4786 * flow.c (set_noop_p): Use SUBREG_BYTE.
4787 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4788 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4789 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4791 (optimize_bit_field): Use SUBREG_BYTE.
4792 (purge_addressof_1): Use SUBREG_BYTE.
4793 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4794 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4795 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4796 * gengenrtl.c (special_rtx): Add SUBREG.
4797 * global.c (mark_reg_store): Use SUBREG_BYTE.
4798 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4799 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4800 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4801 final byte offset is congruent to subreg's mode size.
4802 (subst_constants): Use SUBREG_BYTE.
4803 (mark_stores): Use subreg_regno_offset function.
4804 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
4805 function and SUBREG_BYTE.
4806 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
4807 (reg_is_born): Use subreg_hard_regno.
4808 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
4809 endian correction code. Don't combine subregs unless resulting
4810 offset aligns with type. Fix subreg constant extraction for DImode.
4811 Simplify SUBREG of VOIDmode CONST_DOUBLE.
4812 (general_operand): Remove dead mode_altering_drug code.
4813 (indirect_operand): Use SUBREG_BYTE.
4814 (constrain_operands): Use subreg_regno_offset function.
4815 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
4816 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
4817 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
4818 * regs.h (REG_SIZE): Allow target to override.
4819 (REGMODE_NATURAL_SIZE): New macro which target can override.
4820 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
4821 on the entire subreg rtx.
4822 (push_reload): Use SUBREG_BYTE in comments and code.
4823 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
4824 for hard registers inside subregs.
4825 (operands_match_p): Use subreg_regno_offset.
4826 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
4827 containing hard regs.
4828 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
4829 corrections when fixing up MEM subregs.
4830 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
4831 subreg_regno_offset where appropriate.
4832 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
4833 byte endian corrections when fixing up MEM subregs.
4834 (subst_reloads): When combining two subregs, make sure final
4835 offset is congruent to subreg's mode size.
4836 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
4837 (refers_to_regno_for_reload_p): Use subreg_regno.
4838 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
4839 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
4840 correction code for memory subreg fixups.
4841 (forget_old_reload_1): Use subreg_regno_offset.
4842 (choose_reload_regs): Use subreg_regno.
4843 (emit_input_reload_insns): Use SUBREG_BYTE.
4844 (reload_combine_note_store): Use subreg_regno_offset.
4845 (move2add_note_store): Use subreg_regno_offset.
4846 * resource.c (update_live_status, mark_referenced_resources): Use
4847 subreg_regno function.
4848 (mark_set_resources): Use subreg_regno function.
4849 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
4850 (subreg_regno_offset, subreg_regno): Define prototypes.
4851 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
4852 (gen_lowpart_SUBREG): Add prototype.
4853 * rtl.texi (subreg): Update to reflect new byte offset representation.
4854 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
4855 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
4856 (reg_overlap_mentioned_p): Use subreg_regno.
4857 (replace_regs); Make sure final offset of combined subreg is
4858 congruent to size of subreg's mode.
4859 (subreg_regno_offset): New function.
4860 (subreg_regno): New function.
4861 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
4862 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
4863 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
4864 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
4865 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
4866 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
4867 (a29k_get_reloaded_address): Use SUBREG_BYTE.
4868 (print_operand): Use SUBREG_BYTE.
4869 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
4870 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
4871 (arm_reload_out_hi): Use SUBREG_BYTE.
4872 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
4873 instead of SUBREG_WORD.
4874 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
4875 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
4876 SUBREG creation to use byte offset.
4877 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
4878 inverted load insns): Fix explicit rtl subregs to use byte
4880 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
4881 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
4882 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
4883 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
4884 to use byte offsets.
4885 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
4886 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
4887 offsets, also make sure it is congruent to SUBREG's mode size.
4888 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
4889 unnamed ldob insn): Generate SUBREGs with byte offset.
4890 (zero_extendqihi2): SUBREG's are byte offsets.
4891 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
4892 (m68hc11_gen_highpart): Use SUBREG_BYTE.
4893 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
4894 zero-extendqisi2): Generate SUBREGs with byte offset.
4895 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
4896 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
4897 subregs in rtl to use byte offsets.
4898 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
4899 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
4900 (mips_move_2words): Use subreg_regno_offset.
4901 (mips_secondary_reload_class): Use subreg_regno_offset.
4902 * config/mips/mips.md (DImode plus, minus, move, and logical op
4903 splits): Fixup explicit subregs in rtl to use byte offsets.
4904 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
4905 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
4906 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
4907 rtl to use byte offsets.
4908 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
4909 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
4910 subregs to use byte offsets.
4911 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
4912 Fixup explicit subregs in rtl to use byte offsets.
4913 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
4914 and remove byte endian correction code.
4915 * config/sh/sh.c (output_movedouble): Use subreg_regno.
4916 (gen_ashift_hi): Use SUBREG_BYTE.
4917 (regs_used): Use subreg_regno_offset.
4918 (machine_dependent_reorg): Use subreg_regno_offset.
4919 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
4920 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
4921 (movdf_i4): Subregs are byte offsets now.
4922 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
4923 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
4924 (REGMODE_NATURAL_SIZE): Override.
4925 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
4926 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
4928 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
4929 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
4930 extendqidi2): Generate SUBREGs with byte offsets, also make sure
4931 it is congruent to SUBREG's mode size.
4932 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
4934 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
4935 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
4936 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
4937 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
4938 * config/v850/v850.c (print_operand, output_move_double): Use
4939 subreg_regno function.
4941 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4943 * configure.in (target_subdir): Use target_alias, not target.
4944 * configure: Rebuilt.
4946 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4948 * config/sh/crti.asm: Fix typos in comments.
4950 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4952 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
4953 TARGET_FAST_INDIRECT_CALLS.
4954 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
4956 (return_addr_rtx): Short circuit export stub matching when
4957 TARGET_NO_SPACE_REGS.
4958 (output_millicode_call): For out of range calls, make -fPIC
4959 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
4960 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
4961 * pa.md: Modify length attr calculation of all millicode insns to
4964 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
4966 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
4967 Require at least 2.11 in the version test. Specifically check
4968 for and reject GAS version 2.10.90.
4969 * configure: regenerate.
4971 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4973 * pa.c (override_options): Remove PIC profiling warning.
4974 (hp_profile_labelno): Delete.
4975 (hp_profile_label_rtx): Delete.
4976 (hp_profile_label_name): Delete.
4977 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4978 (output_function_prologue): Remove profiling code and all tests on
4979 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4980 merge_sp_adjust_with_store can work for PIC and profiling.
4981 (hppa_expand_epilogue): Remove profile_flag test.
4982 (hppa_can_use_return_insn_p): Likewise.
4983 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4984 cater for PROFILE_HOOK.
4985 (hppa_profile_hook): New function.
4986 * pa.h (FUNCTION_PROFILER): Now does nothing.
4987 (PROFILE_HOOK): Define.
4988 (hppa_profile_hook): Declare.
4989 (PROFILE_BEFORE_PROLOGUE): Delete.
4990 (ASM_OUTPUT_REG_PUSH): Delete.
4991 (ASM_OUTPUT_REG_POP): Delete.
4992 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4993 r24. Accept function name operand, and use this and a locally
4994 generated label to calculate pc-rel offset to func start.
4996 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4998 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4999 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
5002 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5004 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
5005 LO_SUM cases to where they belong.
5007 2001-04-02 Richard Henderson <rth@redhat.com>
5009 * except.h (lang_eh_type_covers): Mark extern.
5010 (lang_eh_runtime_type): Likewise.
5012 2001-04-02 Zack Weinberg <zackw@stanford.edu>
5014 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
5015 gengenrtl.c: Wrap generated header in multiple-include guard.
5016 Improve error checking.
5018 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5020 * configure.in: Don't check for putenv.
5021 * configure: Regenerate.
5022 * gcc.c (putenv): Don't define.
5023 * vax/xm-vms.h: Handle putenv.
5025 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5027 * ifcvt.c (noce_emit_move_insn): New.
5028 (noce_try_store_flag, noce_try_store_flag_constants,
5029 noce_try_store_flag_inc, noce_try_store_flag_mask,
5030 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
5031 noce_try_abs): Use it.
5032 (noce_process_if_block): Likewise.
5033 For STRICT_LOW_PART, take mode from its SUBREG.
5035 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5037 * fold-const.c (fold): Before optimizing unsigned comparison with
5038 0x7fffffffU, make sure arg0 is integral type.
5040 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
5042 * c-tree.texi: Document representation of wide strings.
5044 2001-04-01 Richard Henderson <rth@redhat.com>
5046 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
5048 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
5050 * i386.md: remove obsoleted comments.
5051 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
5052 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
5053 fix output template.
5055 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
5057 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
5059 2001-03-30 Bernd Schmidt <bernds@redhat.com>
5061 * loop.c (load_mems): When generating a load from a pseudo, update
5064 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5066 * i386.c (ix86_split_long_move): Use change address to compensate
5067 stack pointer change in push instruction.
5069 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5071 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
5072 instead of rtx_equal_p; fix the output template.
5074 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
5076 * i386.c (ix86_expand_setcc): Support 64bit.
5077 (ix86_expand_int_movcc): Likewise.
5078 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
5081 * i386.md (allocate_stack_worker): Turn to expander.
5082 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
5084 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
5086 2001-03-29 Richard Henderson <rth@redhat.com>
5088 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
5090 2001-03-28 Matthew Hiller <hiller@redhat.com>
5092 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
5095 * MAINTAINERS: Added self.
5097 2001-03-28 Richard Henderson <rth@redhat.com>
5099 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
5100 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
5102 2001-03-28 Jim Wilson <wilson@redhat.com>
5104 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
5107 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5109 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
5111 * tradcif.y (yyerror): Likewise. Add format specifier in call to
5114 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
5116 2001-03-28 DJ Delorie <dj@redhat.com>
5118 * Makefile.in (stage1_build): Revert CFLAGS patch.
5120 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
5122 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
5123 when multiplier or multiplicand is zero.
5125 2001-03-28 Bernd Schmidt <bernds@redhat.com>
5127 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
5129 * config/ia64/ia64.c (update_set_flags): New function, broken out of
5131 (set_src_needs_barrier): Likewise.
5132 (rtx_needs_barrier): For SET case, use these two functions. Rework
5133 PARALLEL case to handle all inputs before all outputs.
5134 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
5135 saw a label and no stop bit since then.
5136 (maybe_rotate, process_epilogue): Add prototypes.
5138 2001-03-28 Richard Henderson <rth@redhat.com>
5140 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
5141 not TARGET_TOC for special toc restore handling.
5142 * config/rs6000/rs6000.md (eh_return): Likewise.
5144 2001-03-28 Richard Henderson <rth@redhat.com>
5146 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
5147 current_function_calls_eh_return.
5148 (output_function_epilogue): Handle eh_return.
5149 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
5150 (EH_RETURN_DATA_REGNO): New.
5151 (EH_RETURN_STACKADJ_RTX): New.
5152 (EH_RETURN_HANDLER_RTX): New.
5153 * config/sparc/sparc.md (call/short branch peepholes): Check
5154 can_throw_internal instead of in_same_eh_region.
5156 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
5157 for eh_return data registers.
5158 (rs6000_emit_prologue): Save eh_return data registers.
5159 (rs6000_emit_epilogue): Force inline restores if eh_return.
5160 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
5161 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
5162 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
5163 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
5164 the target uses one.
5165 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
5166 (return_eh_si, return_eh_di): Remove.
5167 (eh_return): New, from corpse of eh_epilogue.
5168 (eh_set_lr_si, eh_set_lr_di): New.
5170 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
5171 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
5172 True for pic register if current_function_calls_eh_return.
5173 (ix86_expand_epilogue): Change "emit_return" argument into "style".
5174 Handle eh_return requirements.
5175 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
5176 (EH_RETURN_STACKADJ_RTX): New.
5177 * config/i386/i386.md (exception_receiver): Remove.
5178 (eh_return, eh_return_1): New.
5179 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5181 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
5182 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
5183 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
5184 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
5185 (EH_RETURN_DATA_REGNO): New.
5186 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
5187 * config/alpha/alpha.md (eh_epilogue): Remove.
5188 (exception_receiver): Use $26 for ldgp input.
5189 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5191 2001-03-28 Richard Henderson <rth@redhat.com>
5193 * except.c: Rewrite entirely for IA-64 ABI exception handling.
5194 * except.h: Likewise.
5196 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
5197 (LIB2ADDEHDEP): New.
5198 (LIB2FUNCS_EH): Remove.
5199 (LIB2ADD): Remove LIB2ADDEH.
5200 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
5201 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
5202 (crt{begin,end}[S].o): Likewise.
5203 (except.o): Update includes.
5204 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
5205 (libgcc2_c_dep): Use LIB2ADDEHDEP.
5207 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
5208 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
5209 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
5210 * builtins.c (expand_builtin): Implement it.
5211 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
5212 * c-common.c (c_common_nodes_and_builtins): Declare it.
5213 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
5214 * calls.c (libfunc_nothrow): Remove.
5215 (emit_library_call_value_1): Don't call it.
5216 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
5217 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
5218 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
5219 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
5220 (current_funcdef_number): Globalize.
5221 (output_call_frame_info): Emit frame data if an lsda is needed.
5222 Generate augmentation for personality routine. Don't play with
5224 (dwarf2out_begin_prologue): Record funcdef_number.
5225 * dwarf2out.h (current_funcdef_number): Declare.
5226 * expr.c (expand_expr): Update for except.h name changes.
5227 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
5228 * expr.h (LTI_throw, LTI_rethrow): Remove.
5229 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
5230 (LTI_eh_rtime_match): Remove.
5231 (LTI_unwind_resume, LTI_eh_personality): Add.
5232 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
5233 * final.c (final): Don't call check_exception_handler_labels,
5234 init_insn_eh_region, or free_insn_eh_region.
5235 (final_scan_insn): Always emit debug labels for
5236 NOTE_INSN_EH_REGION notes.
5237 * flags.h (flag_new_exceptions): Remove.
5238 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
5239 (record_active_eh_regions): Remove.
5240 (count_basic_blocks): Check all instructions for REG_EH_REGION.
5241 Use can_throw_internal.
5242 (find_basic_blocks_1): Likewise.
5243 (move_stray_eh_region_notes): Remove.
5244 (find_label_refs): No eh_return_stub_label.
5245 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
5246 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
5248 (delete_unreachable_blocks): Don't track deleted handlers.
5249 (flow_delete_block): Use maybe_remove_eh_handler.
5250 (delete_eh_regions): Remove.
5251 (merge_blocks): Don't check for eh region match.
5252 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
5253 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
5254 (init_propagate_block_info): Disable dead frame store optimization
5255 when current_function_calls_eh_return.
5256 (dump_bb): Don't print eh_beg, eh_end.
5257 * function.c (fixup_var_refs): No catch_clauses.
5258 (expand_function_end): Likewise. Call expand_eh_return before
5259 the return register use. Call sjlj_emit_function_exit_after.
5260 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
5261 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
5262 * ifcvt.c (dead_or_predicable): Remove eh region check.
5263 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
5264 Don't check for EH vs parameters.
5265 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
5266 (expand_inline_function): Call duplicate_eh_regions.
5267 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
5268 (copy_insn_notes): Remap REG_EH_REGION notes.
5269 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
5270 * integrate.h (struct inline_remap): Add local_return_label.
5271 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
5272 check_exception_handler_labels, nor exception_optimize.
5273 (find_cross_jump): No EH region check.
5274 * optabs.c (init_optabs): Update for changed eh libfuncs.
5275 * rtl.def (RESX): New.
5276 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
5277 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
5278 checks. Update for except.h name changes.
5279 (expand_cleanups): Likewise.
5280 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
5281 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
5282 (compile_file): Call init_eh before init_optabs. Don't
5283 output_exception_table here.
5284 (rest_of_compilation): Call convert_from_eh_region_ranges,
5285 convert_to_eh_region_ranges, output_function_exception_table.
5286 Don't emit_eh_context.
5287 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
5288 (EXC_PTR_EXPR): New.
5290 * md.texi (eh_epilogue): Remove.
5291 (eh_return): Document.
5292 * tm.texi (EH_RETURN_DATA_REGNO): Document.
5293 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
5295 * eh-common.h: Remove file.
5296 * frame-dwarf2.c, frame.c, frame.h: Remove files.
5297 * libgcc2.c (L_eh): Remove.
5299 * unwind-dw2-fde.c: New file, largely copied from frame.c.
5300 * unwind-dw2-fde.h: New file.
5301 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
5302 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
5303 * libgcc-std.ver: Update for eh symbols.
5305 2001-03-27 Richard Henderson <rth@redhat.com>
5307 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
5308 reduce false positives.
5309 (regmove_optimize): Disable if flag_non_call_exceptions.
5311 * stmt.c (expand_return): Remove always true predicate.
5312 (expand_decl_cleanup_no_eh): Remove dead code.
5314 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
5315 barrier code. Add a scheduling barrier if a non-call insn
5316 can throw internally.
5318 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
5319 Auto-inc addresses trap only if their base register does.
5321 * except.c (can_throw_internal): Rename from can_throw.
5322 * except.h, resource.c: Update references.
5324 * integrate.c (copy_insn_list): Use returnjump_p.
5325 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
5327 * function.h (struct function): Move all boolean valued fields
5328 to single bit fields at the end of the struct.
5330 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
5332 Rename asynchronous_exceptions to flag_non_call_exceptions.
5334 * gthr-single.h (UNUSED): New. Distinguish between how C
5335 and C++ mark unused function arguments. Use throughout.
5337 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
5338 value to target configuration header.
5339 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
5340 * config.in, configure: Rebuild.
5341 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
5342 configuration and target defines.
5343 (exceptions_via_longjmp): Remove.
5344 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
5345 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
5347 * except.h (flag_non_call_exceptions): Move ...
5348 * flags.h: ... here.
5350 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
5351 exceptions, put the note on the trapping instruction.
5353 * flags.h (flag_new_exceptions): Remove.
5354 * toplev.c: Don't set it.
5355 * final.c: Don't check it.
5356 * except.c: Provide stub definition.
5358 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
5359 (calculate_global_regs_live): Kill call-clobbered registers
5360 across exception edges.
5361 * reg-stack.c (convert_regs_1): Kill the entire target stack
5362 across non-call exception edges.
5364 * flow.c (cleanup_cfg): Take no argument.
5365 * output.h, sibcall.c, toplev.c: Update all calls.
5367 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5369 * configure.in: Don't check for bcopy.
5370 * configure, config.in: Regenerate.
5372 * system.h: Don't define or prototype bcopy, instead poison it.
5374 2001-03-27 Richard Henderson <rth@redhat.com>
5376 * function.c (expand_function_start): Set DECL_REGISTER on
5377 a pseudo used for DECL_RESULT.
5379 * rtl.h (LCT_NORETURN): New.
5380 * calls.c (emit_library_call_value_1): Handle it.
5382 2001-03-27 Stan Shebs <shebs@apple.com>
5384 * objc/objc-act.c (objc_init): Use dump_base_name.
5385 (gen_declaration): Clear the buffer arg.
5386 (gen_declaration_1): New function, body of gen_declaration.
5387 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
5388 (gen_method_decl): Ditto, plus always clear buffer arg.
5389 (error_with_ivar): Simplify.
5390 (warn_with_method): Ditto.
5391 (build_message_expr): Don't clear buffers.
5392 (dump_interface): Ditto.
5393 (objc_debug): Ditto.
5394 (build_keyword_selector): Clear the buffer by only zeroing
5396 (objc_implementation_context): Declare.
5397 (start_class): Warn about missing @end.
5398 (finish_objc): Ditto.
5400 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5402 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
5404 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5406 * Makefile.in (SYSTEM_H): Define.
5407 Depend on $(SYSTEM_H), not system.h.
5409 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
5411 2001-03-27 Jim Wilson <wilson@redhat.com>
5413 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
5415 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
5416 (process_epilogue): New static function.
5417 (process_set): Call process_epilogue instead of emitting .restore
5419 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
5421 * flow.c (struct reg_cond_life_info): New fields orig_condition
5423 (init_propagate_block_info): Set new fields.
5424 (mark_regno_cond_dead): Set and use new fields.
5425 (flush_reg_cond_reg_1): Likewise.
5426 (and_reg_cond, case AND): Check for redundant AND conditions.
5427 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
5430 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5432 * cppmacro.c (stringify_arg): Null terminate strings.
5434 2001-03-27 Zack Weinberg <zackw@stanford.edu>
5436 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
5437 inclusion style. xm-m68hc11.h no longer exists.
5438 * config/m68hc11/xm-m68hc11.h: Delete file.
5439 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
5441 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
5442 Don't define GCC_VERSION, N_, or PARAMS; don't include
5443 gansidecl.h or stdio.h. Define inhibit_libc here.
5444 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5445 Delete code conditioned on #if GCC_VERSION == 2095.
5447 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
5448 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5449 Delete code conditioned on #if GCC_VERSION == 2095.
5451 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5453 * system.h: Include symcat.h.
5454 (STRINGIFY): Don't define.
5456 * configure.in: Adjust comment.
5458 * builtins.c: Use STRINGX, not STRINGIFY.
5459 * gencheck.c: Likewise.
5460 * gengenrtl.c: Likewise.
5461 * protoize.c: Likewise.
5463 * cpplex.c: Don't include symcat.h.
5464 * cpplib.c: Likewise.
5466 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5468 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5470 * c-typeck.c (digest_init): Fold init expression.
5472 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5474 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5476 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5478 * except.c (eh_regs): Save results of build_pointer_type to a temp
5479 as FUNCTION_VALUE macro may evaluate its args multiple times.
5481 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5483 * c-common.h (DECL_NUM_STMTS): New macro.
5484 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5486 (pushdecl): Likewise.
5487 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5488 * integrate.c (expand_inline_function): Don't check
5490 * print-tree.c (print_node): Don't print it.
5491 * toplev.c (rest_of_compilation): Don't try to inline when
5492 flag_no_inline is on.
5493 * tree.h (DECL_FRAME_SIZE): Remove.
5494 (tree_decl): Adjust accordingly.
5496 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5498 * combine.c (try_combine): Use memcpy, not bcopy.
5500 * genattrtab.c (expand_units): Likewise.
5502 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5504 * i386.md (push mem DI peep2): New.
5505 (mov 0, mov -1 peep2): Handle 64bit.
5506 (lea to arithmetics peep2): Handle 64bit leas.
5507 (rsp arithmetics to push/pop peep2s): New.
5509 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5511 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5513 * i386.c (struct machine_function): Add save_varrargs_registers.
5514 (ix86_save_varrargs_registers): New macro.
5515 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
5516 (ix86_expand_prologue): Likewise.
5517 (ix86_emit_epilogue_esp_adjustement): Likewise.
5518 (ix86_expand_epilogue): Likewise.
5519 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
5520 (pro_epilogue_adjust_stack_1): New insn.
5521 (pro_epilogue_adjust_stack_rex64): Likewise.
5522 * i386.h (MASK_NO_RED_ZONE): New constant.
5523 (TARGET_RED_ZONE): New macro.
5524 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
5525 (RED_ZONE_SIZE): New constant.
5526 (RED_ZONE_RESERVE): New constant.
5528 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5530 * toplev.c (set_float_handler): Use memcpy, not bcopy.
5532 2001-03-25 Kazu Hirata <kazu@hxi.com>
5534 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5537 (umodhi3): Likewise.
5540 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5542 * mkconfig.sh (DEFINES): Handle entries with '='.
5544 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
5545 Set xm_defines to MACRO=value instead.
5547 * i370/xm-mvs.h: Delete.
5549 * ns32k/xm-pc532-min.h: Likewise.
5551 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5553 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
5555 use ix86_expand_binary_operator
5556 (?sh??i_?): Disable for 64bit.
5557 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
5558 * i386.c (shiftdi_operand): New predicate.
5560 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
5561 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
5562 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
5563 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
5564 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
5565 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
5566 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
5567 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
5568 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
5569 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
5570 (rotldi3, rotrdi3): New expanders.
5572 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5574 * i386.md (movstrsi): Move offline.
5576 (strmovdi_rex64): New.
5577 (strmov?i): Accept 64bit.
5578 (strmov?i_rex64): New.
5579 (strmov?i_rex_1): New.
5580 (strmov?i_1): Disable for 64bit.
5581 (rep_mov?i_rex64): New.
5582 (rep_mov?i): Disable for 64bit.
5583 (clrstrsi): Move offline.
5584 (strset?i_rex64): New.
5585 (strset?i: Accept 64bit.
5586 (rep_stos?i): Disable for 64bit.
5587 (rep_stos?i_rex64): New.
5588 (strset?i_rex_1): New.
5589 (strset?i_1): Disable for 64bit.
5590 (cmpstrsi): Accept 64bit.
5591 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
5592 (cmpstrqi_nz_rex_1): New.
5593 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
5594 (strlensi): Move offline.
5596 (strlenqi_1): Disable for 64bit; fix constraints.
5597 (strlenqi_rex_1): New.
5598 * i386.c (ix86_adjust_counter): New static function.
5599 (ix86_zero_extend_to_Pmode): Likewise.
5600 (ix86_expand_aligntest): Likweise.
5601 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
5602 (ix86_expand_movstr): New global function.
5603 (ix86_expand_clrstr): New global function.
5604 (ix86_expand_strlen): New global function.
5605 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
5606 ix86_expand_strlen): Declare.
5607 (ix86_expand_strlensi_unroll_1): Delete.
5609 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
5611 * i386.md (cmpdi): Fix operand predicates.
5612 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
5613 cmpdi_1_insn_rex64): New patterns.
5614 (adddi3): Turn to expander.
5615 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
5616 (addsi3_carry_zext): New pattern.
5617 (adddi_?_rex64): New patterns and splitters.
5618 (addsi_?_zext): New patterns.
5619 (subsi3_carry_zext): New pattern.
5620 (subdi_?_rex64): New patterns and splitters.
5621 (iorsi_?_zext): New patterns.
5622 (iordi_?_rex64): New patterns and splitters.
5623 (iorsi_?_zext): New patterns.
5624 (iorsi_?_zext_imm): New patterns.
5625 (xorsi_?_zext): New patterns.
5626 (xordi_?_rex64): New patterns and splitters.
5627 (xorsi_?_zext): New patterns.
5628 (negdi*): New patterns.
5629 (one_cmpldi*): Likewise.
5630 (one_cmplsi*_zext, negsi*_zext): Likewise.
5631 (testqi_ext_3_rex64): New pattern.
5633 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
5635 * i386-protos.h (ix86_split_long_move): Return void.
5636 * i386.c (ix86_split_to_parts): Handle 64bit target.
5637 (ix86_split_long_move): Likewise.
5638 * i386.md (all calls to ix86_split_long_move): Update.
5640 2001-03-23 Richard Henderson <rth@redhat.com>
5642 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
5643 to avoid shadowing arguments.
5645 2001-03-23 Jakub Jelinek <jakub@redhat.com>
5647 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
5648 to variable names where DECL_NAME is different from
5649 DECL_ASSEMBLER_NAME.
5651 2001-03-23 Jim Wilson <wilson@redhat.com>
5653 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
5654 (assemble_alias): Call make_decl_rtl.
5656 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
5658 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
5660 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5662 * extend.texi: Document the "java_interface" attribute.
5664 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5666 * mkconfig.sh: Use a subshell with redirected stdout,
5667 instead of closing stdout and confusing commands that run
5668 afterward. Throw away output of cmp.
5670 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5672 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5674 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5676 * i386.md (zero_extendsidi2_32): Break out from ...
5677 (zero_extendsidi2): ... here ; turn to expander.
5678 (zero_extendsidi2_rex64): New.
5679 (extendsidi2_32): Break out from ...
5680 (extendsidi2): ... here ; turn to expander.
5681 (extendsidi2_rex64): New.
5682 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5683 (trunc?f?f splitters): Add 64bit versions.
5685 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5687 * i386.md (pushsi, pushsi2_prologue): Disable.
5688 (pushsi2_rex64): New.
5689 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5690 (movqi_ext_1): Disable for 64bit.
5691 (movqi_ext_1_rex64): New.
5692 (pushdi2_rex64): New pattern, peep2s and splitter.
5693 (pushdi2_prologue_rex64): New pattern.
5694 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5696 (movdi splitters): Disable for 64bit.
5697 (movdi_1_rex64): New pattern, peep2s and splitters.
5698 (swapdi): New pattern.
5699 (pushsf): Disable for 64bit.
5700 (pushsf_rex64): New pattern and splitter.
5701 (pushdf_nointeger): Disable for 64bit.
5702 (pushdf_integer): Handle the 64bit case.
5703 (pushtf): Likewise; update splitters.
5705 2001-03-22 Richard Henderson <rth@redhat.com>
5707 * mkconfig.sh: Include insn-flags.h.
5708 * Makefile.in (CONFIG_H): Include insn-flags.h.
5709 (lots of objects): Remove insn-codes.h and insn-flags.h.
5711 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5712 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5713 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5714 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5715 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5716 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5717 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5718 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5719 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5720 v850/v850.c, vax/vax.c:
5721 Don't include insn-flags.h.
5723 * diagnostic.c, expr.h, reload.c, toplev.c:
5724 Don't include insn-codes.h.
5726 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5727 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5728 c4x/c4x.c, i960/i960.c, mips/mips.c:
5729 Don't include insn-codes.h or insn-flags.h.
5731 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5732 or insn-flags.h in the generated code.
5733 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5734 (main): Forward declare struct rtx_def.
5736 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5738 * invoke.texi (-ffast-math): Remove duplicate line about
5741 * gcc.texi: Remove more obsolete documentation of bugs and
5742 installation problems.
5744 2001-03-21 Kazu Hirata <kazu@hxi.com>
5746 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5749 2001-03-20 Jason Merrill <jason@redhat.com>
5751 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5753 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5754 * varasm.c (CHKR_PREFIX): Likewise.
5756 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5758 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5759 is part of a multi-SET insn.
5761 * cse.c (find_comparison_args): Remove previous change.
5762 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5765 * config/i386/i386.md (conditional_trap): Remove warning.
5767 * recog.c (push_operand): Fix error in last change that caused
5768 undefined symbol on many targets.
5770 * sdbout.c: #include ggc.h.
5771 (sdbout_init): Move to end of file.
5772 Call ggc_add_tree_root for anonymous_types.
5773 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5774 (sdbout_one_type): Use DECL_NAME for field name.
5775 * Makefile.in (sdbout.o): Show includes ggc.h.
5777 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5779 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5780 (override_options): Use properlimits for preferred_stack_boundary.
5781 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5783 (ext_register_operand): Accept DImode.
5784 (load_pic_register): Abort on 64bit.
5785 (gen_push): Use Pmode instead of SImode.
5786 (ix86_save_reg): Pic reg is never used on 64bit.
5787 (ix86_expand_prologue): Likewise.
5788 (ix86_emit_save_regs): Use Pmode instead of SImode.
5789 (legitimate_address_p): Check displacement for 64bit.
5790 (print_operand): Avoid outputting of (%rip) on 64bit.
5791 (print_operand_address): Output (%rip) where possible.
5792 (split_di): Abort on 64bit registers.
5793 (ix86_expand_branch): DImode comparison is simple for x86_64.
5794 (memory_address_length): Recognize memory addresses formed using
5796 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5798 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5800 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5802 * recog.c (push_operand): Recognize new format of push instructions.
5804 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
5806 * i386.md (pushqi1): New.
5807 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
5808 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5809 x86_64_immediate_operand, x86_64_immediate_operand,
5810 x86_64_zext_immediate_operand): Declare.
5811 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
5812 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5813 x86_64_immediate_operand, x86_64_immediate_operand,
5814 x86_64_zext_immediate_operand): define.
5815 * i386.h (PREDICATE_CODES): Add new predicates.
5817 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
5819 * i386.md (pophi1, popqi1, pushqi1): Remove.
5821 * expr.c (emit_single_push_insn): New function.
5822 (move_by_pieces): Accept NULL as destination for push instructions.
5823 (gen_push_operand): Kill.
5824 (emit_push_insn): Pass NULL when pushing; avoid updating of
5825 stack_pointer_delta.
5826 * expr.h (gen_push_operand): Kill.
5828 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5830 * rtl.texi (COMPARE): Clarify documentation and reference section
5833 2001-03-20 Stan Shebs <shebs@apple.com>
5835 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
5836 (get_object_reference): Ditto.
5837 (error_with_ivar): Use error_with_file_and_line.
5838 (warn_with_method): Use warning_with_file_and_line.
5840 2001-03-20 Tom Tromey <tromey@redhat.com>
5842 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5844 2001-03-20 Mark Mitchell <mark@codesourcery.com>
5846 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
5847 variables that are TREE_PUBLIC, even if not TREE_STATIC.
5849 2001-03-20 DJ Delorie <dj@redhat.com>
5851 * Makefile.in (install-libgcc): Pass complete list of variables.
5852 (install-multilib): Ditto.
5854 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5856 * config/i386/cygwin.h: Declare ctor_section, dtor_section
5857 drectve_section, switch_to_section.
5859 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
5860 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
5861 i386_pe_mark_dllimport.
5863 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5865 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
5866 functions i386_pe_*.
5868 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
5869 i386_pe_* functions with char * arguments.
5871 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
5873 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
5875 (movsi_ie): Introduce fpul store.
5877 2001-03-20 Alan Modra <alan@linuxcare.com.au>
5879 * Makefile.in (OBJS): Remove hashtab.o.
5881 2001-03-19 Stan Shebs <shebs@apple.com>
5883 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
5884 * c-lang.c (maybe_objc_method_name): Ditto.
5885 * c-tree.h (maybe_objc_method_name): Remove decl.
5887 2001-03-19 Tom Tromey <tromey@redhat.com>
5889 * gcc.c (init_gcc_specs): Fix comment.
5891 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5893 Compute DECL_ASSEMBLER_NAME lazily.
5894 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
5895 (DECL_ASSEMBLER_NAME_SET_P): New macro.
5896 (SET_DECL_ASSEMBLER_NAME): Likewise.
5897 (COPY_DECL_ASSEMBLER_NAME): Likewise.
5898 (set_decl_assembler_name): Declare.
5899 (lang_set_decl_assembler_name): Likewise.
5900 * tree.c (lang_set_decl_assembler_name): New variab.e
5901 (set_decl_assembler_name): New function.
5902 (init_obstacks): Set lang_set_decl_assembler_name.
5903 (build_decl): Don't set DECL_ASSEMBLER_NAME.
5904 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
5905 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
5906 where it's not necessary.
5907 (builtin_function): Likewise.
5908 (finish_decl): Likewise.
5909 * dbxout.c (dbxout_type_methods): Likewise.
5910 * ggc-common.c (ggc_mark_trees): Likewise.
5911 * profile.c (output_func_start_profiler): Likewise.
5912 * varasm.c (make_decl_rtl): Likewise.
5914 * cse.c (find_comparison_args): Update documentation. Fix
5915 mishandling of COMPARE operations.
5917 * tree.def (ABS_EXPR): Add documentation.
5918 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5920 2001-03-19 Zack Weinberg <zackw@stanford.edu>
5922 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
5924 2001-03-19 Jakub Jelinek <jakub@redhat.com>
5926 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5927 Remove ia32 linux PIC kludge and move it...
5928 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5930 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
5932 * i386.md (absdf2 expander): Fix 64bit case.
5934 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
5936 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5938 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5940 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5942 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5944 * README.X11: Remove obsolete file.
5946 2001-03-18 Anthony Green <green@redhat.com>
5948 * config/pj/pj.h: Remove some trailing commas.
5949 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5951 2001-03-18 Richard Henderson <rth@redhat.com>
5953 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
5954 * calls.c: ... here.
5955 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
5956 defaults for them here.
5958 2001-03-17 Anthony Green <green@redhat.com>
5960 * config/pj/lib1funcs.S: Fix broken comment.
5961 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5964 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5966 * gcc.texi: Remove obsolete information relating to build and
5967 installation problems with enquire or the Pyramid C compiler.
5969 2001-03-17 Richard Henderson <rth@redhat.com>
5971 * dwarf2out.c (queue_reg_save): New.
5972 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
5973 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5975 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5976 (cfa, cfa_store, cfa_temp): Make static.
5977 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5979 2001-03-17 Richard Henderson <rth@redhat.com>
5981 * integrate.h (struct inline_remap): Add local_return_label.
5982 * integrate.c (expand_inline_function): Initialize it and emit
5983 it after copy_insn_notes.
5984 (copy_insn_list): Don't store local_return_label here.
5985 (copy_insn_notes): New function split out from copy_insn_list.
5987 2001-03-17 Richard Henderson <rth@redhat.com>
5989 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5990 is generating .debug_line.
5991 (dwarf2out_init): Add main_input_filename to the file table first.
5992 * configure.in (as_dwarf2_debug_line): Test with file number 1
5993 instead of file number 0.
5995 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5997 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5998 (gen_rtx_combine): Deleted; all references changed as appropriate.
5999 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
6001 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
6003 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
6005 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
6008 2001-03-16 Jim Wilson <wilson@redhat.com>
6010 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
6011 then set it to LOC_REG (79) instead of aborting.
6013 2001-03-16 Phil Edwards <pme@sources.redhat.com>
6015 * gccbug.in: Remove high priority.
6017 2001-03-16 Richard Henerson <rth@redhat.com>
6019 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
6020 output with a space instead of deleting it.
6021 * configure: Regenerate.
6023 2001-03-16 Zack Weinberg <zackw@stanford.edu>
6025 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
6026 handles the gory details of converting an object file into
6027 something that's safe to grep.
6028 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
6029 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
6030 newlines at either end of the string we're looking for.
6031 Make 'checking ...' message less stilted.
6032 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
6033 ARM in-memory layout and its hypothetical converse. Don't
6034 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
6035 HOST_WORDS_BIG_ENDIAN.
6037 * configure.in: Adjust for renamed macro. Move
6038 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
6039 * configure, config.in: Regenerate.
6041 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6043 * fixinc/Makefile.in: Set SHELL.
6045 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6047 * fixinc/fixincl.c (fix_with_system): Quote file names before
6048 passing them to shell.
6050 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6052 * Makefile.in: Use fix-header$(build_exeext) instead
6055 2001-03-16 Richard Henderson <rth@redhat.com>
6057 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
6058 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
6059 (size_of_line_prolog): Remove.
6060 (output_line_info): Compute prologue size via label difference.
6061 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
6063 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
6064 assembler error when redefining file numbers.
6065 * config.in, configure: Rebuild.
6067 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
6068 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
6069 (dw2_asm_output_delta_uleb128): Likewise.
6070 (dw2_asm_output_delta_sleb128): Similarly.
6071 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
6073 2001-03-16 Michael Meissner <meissner@redhat.com>
6075 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
6077 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
6079 (BITMASK_LOWER16): Replacement for 0x0000ffff.
6081 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
6082 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
6083 being unsigned in ISO C and signed in traditional.
6084 (expand_prologue): Ditto.
6085 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
6087 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
6089 (divsi3,divdi3): Ditto.
6090 (modsi3,moddi3): Ditto.
6091 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
6092 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
6093 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
6096 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
6098 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
6099 SSE based conditional moves on LTGT/UNEQ conditions;
6100 Canonicalize EQ to NE.
6101 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
6102 (sse_mov?fcc_ne): New.
6104 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
6106 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6108 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
6109 register may be dead.
6111 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
6113 * Makefile.in (hash.o): Depend on CONFIG_H.
6115 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6117 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
6119 2001-03-15 Richard Henderson <rth@redhat.com>
6121 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
6122 (ASM_OUTPUT_DWARF_PCREL): New.
6123 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
6125 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6127 * cppfiles.c (stack_include_file): Use MAX of sysp.
6129 2001-03-15 Steve Ellcey <sje@cup.hp.com>
6131 * config.gcc (ia64*-*-hpux*): New case.
6132 * config/ia64/hpux.h: New file for HP-UX support.
6133 * config/ia64/t-hpux: New file for HP-UX support.
6135 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
6137 * fixinc/inclhack.def (irix_stdio_va_list): New.
6138 * fixinc/fixincl.x: Rebuilt.
6140 2001-03-15 Richard Henderson <rth@redhat.com>
6142 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
6143 if provided by the target.
6144 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
6145 (dw2_asm_output_addr): New.
6146 * dwarf2asm.h (dw2_asm_output_addr): Declare.
6147 * dwarf2out.c (output_cfi): Use it for program addresses.
6148 (output_call_frame_info, output_die): Likewise.
6149 (output_aranges, output_line_info): Likewise.
6151 2001-03-15 Bruce Korb <bkorb@gnu.org>
6153 * gcc.c(main): make more rigorous
6154 * collect2.c(main): guard against ignoring SIGCHLD
6155 * protoize.c(main): ditto
6156 * gcc/fixinc/fixincl.c(initialize): ditto
6158 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6160 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
6161 (sdbout_parms): Likewise.
6163 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
6165 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
6166 "widen" a destination that is already wider than a word. Also do
6167 not widen if LOAD_EXTEND_OP is NIL for the given mode.
6169 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6171 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
6173 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
6175 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
6177 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
6179 * i960.h (i960_maxbitalignment,
6180 i960_last_maxbitalignment): Declare.
6181 * i960.c (i960_maxbitalignment,
6182 i960_last_maxbitalignment): Make global.
6183 (process_pragma): Delete.
6184 (i960_pr_align, i960_pr_noalign): Move from here ...
6185 * i960-c.c: ... to this new file.
6186 * t-960bare (i960-c.o): New rule.
6187 * t-vxworks960 (i960-c.o): Likewise.
6188 * config.gcc (i960-*-*): Define c_target_objs and
6191 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6193 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
6194 without adding in rtx code and mode.
6196 * alias.c (init_alias_analysis): Don't use any rtx whose value
6197 varies as a known value.
6198 Delete a superfluous test.
6200 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
6202 (ia64_sched_reorder): Call maybe_rotate; also rotate after
6203 scheduling a stop bit.
6204 (ia64_emit_nops): Correctly handle ASMs.
6206 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6208 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
6210 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
6212 * cpp.texi: Update documentation for -include and -imacros.
6213 * cppfiles.c (struct include_file): Remove "defined" memeber.
6214 (find_or_create_entry): Make a copy of the file name, and
6216 (open_file): Update to ensure we use the simplified filename.
6217 (stack_include_file): Don't set search_from.
6218 (cpp_included): Don't simplify the path name here.
6219 (find_include_file): New prototype. Call search_from to
6220 get the start of the "" include chain. Don't simplify the
6222 (_cpp_execute_include): New prototype. Move diagnostics to
6223 do_include_common. Update.
6224 (_cpp_pop_file_buffer): Don't set defined.
6225 (search_from): New prototype. Use the preprocessor's cwd
6226 for files included from the command line.
6227 (read_name_map): Don't simplify the pathname here.
6228 * cpphash.h (enum include_type): New.
6229 (struct buffer): Delete search from. New search_cached.
6230 (_cpp_execute_include): Update prototype.
6231 * cppinit.c (do_includes): Use _cpp_execute_include.
6232 * cpplib.c (do_include_common): New function.
6233 (do_include, do_include_next, do_import): Use it.
6235 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6237 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
6238 contents of the RTL, to determine the name of the object.
6240 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6242 * tree.h (DECL_RTL): Allocate RTL lazily.
6243 (SET_DECL_RTL): New macro.
6244 (DECL_RTL_SET_P): Likewise.
6245 (COPY_DECL_RTL): Likewise.
6246 (DECL_RTL_IF_SET): Likewise.
6247 * varasm.c (make_decl_rtl): Add assertions about the kind of
6248 declaration we are processing.
6249 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
6250 (start_decl): Likewise.
6251 (finish_decl): Likewise.
6252 * c-semantics.c (emit_local_var): Likewise.
6253 * calls.c (expand_call): Likewise.
6254 * dbxout.c (dbxout_symbol): Likewise.
6255 * emit-rtl.c (unshare_all_rtl): Likewise.
6256 (unshare_all_decls): Likewise.
6257 (reset_used_decls): Likewise.
6258 * expr.c (store_constructor): Likewise.
6259 (safe_from_p): Likewise.
6260 (expand_expr): Likewise.
6261 * function.c (put_var_into_stack): Likewise.
6262 (instantiate_decls_1): Likewise.
6263 (assign_parms): Likewise.
6264 (expand_function_start): Likewise.
6265 (expand_function_end): Likewise.
6266 * ggc-common.c (gcc_mark_trees): Likewise.
6267 * integrate.c (function_cannot_inline_p): Likewise.
6268 (copy_decl_for_inlining): Likewise.
6269 (expand_inline_function): Likewise.
6270 (integrate_parm_decls): Likewise.
6271 (integrate_decl_tree): Likewise.
6272 * print-tree.c (print_node): Likewise.
6273 * reg-stack.c (stack_result): Likewise.
6274 * stmt.c (label_rtx): Likewise.
6275 (expand_return): Likewise.
6276 (expand_decl): Likewise.
6277 (expand_decl_cleanup): Likewise.
6278 (expand_anon_union_decl): Likewise.
6279 * toplev.c (check_global_declarations): Likewise.
6280 (rest_of_decl_compilation): Likewise.
6281 * tree.c (simple_cst_equal): Likewise.
6282 * objc/objc-act.c (generate_static_references): Likewise.
6284 2001-03-14 Zack Weinberg <zackw@stanford.edu>
6286 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
6287 gcc_AC_C_FLOAT_FORMAT): New macros.
6288 * configure.in: Add AC_PROG_CPP after CC tests;
6289 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
6290 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
6291 * configure, config.in: Regenerate.
6293 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
6294 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6295 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6296 config/i370/xm-linux.h, config/i370/xm-oe.h,
6297 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6298 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
6299 config/pa/xm-linux.h, config/pa/xm-pa.h,
6300 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
6301 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
6302 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
6303 config/we32k/xm-we32k.h: Delete.
6305 * config/i370/xm-mvs.h, config/m88k/m88k.h,
6306 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6307 config/vax/xm-vms.h: Don't define any of:
6308 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
6310 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
6312 * config.gcc: Remove references to deleted files.
6313 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
6314 FATAL_EXIT_CODE, which is the same between oe and mvs).
6316 2001-03-14 DJ Delorie <dj@redhat.com>
6317 Vladimir Makarov <vmakarov@redhat.com>
6319 * config/i960/i960.c (i960_function_prologue): Compute size of
6320 frame according to number of registers actually saved there.
6322 2001-03-14 Richard Henderson <rth@redhat.com>
6324 * expr.c (emit_move_insn_1): Fix else if around #endif.
6326 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
6329 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
6332 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
6334 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
6335 (override_options): Parse cmodel string.
6336 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
6337 * i386.h (TARGET_OPTIONS): Add "cmodel".
6338 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
6340 (ix86_cmodel_string, ix86_cmodel): Declare.
6342 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
6345 * i386.h (GENERAL_REG_P): Add missing REG_P.
6347 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
6349 * configure.in: Use $gcc_cv_as instead of $as.
6350 * configure: Regenerated.
6352 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
6354 * cppfiles.c (stack_include_file): Only increase the include
6355 count if we actually process the file properly, as opposed
6356 to treating it as length zero. Only call read_include_file
6357 if not DO_NOT_REREAD. Handle the -H include file output
6359 (read_include_file): Remove now redundant DO_NOT_REREAD check.
6360 (cpp_included, find_include_file): Simplify pathnames after
6361 remapping them. If remapping, don't use the remapped file
6362 name's buffer as our scratch buffer.
6363 (cpp_pop_file_buffer): Replace the multiple include macro
6364 only if it isn't yet set.
6365 (read_name_map): Simplify remapped names when reading in.
6366 (remap_filename): Move code to code path that uses it.
6367 (_cpp_simplify_pathname): Return the input pointer.
6368 * cpphash.h (_cpp_simplify_pathname): Update prototype.
6370 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6372 * expr.c (expand_expr): Revove bogus conditional.
6374 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
6376 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
6378 2001-03-14 Jakub Jelinek <jakub@redhat.com>
6380 * reg-stack.c (stack_result): Unconditionally use
6381 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
6383 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
6385 * expr.c (emit_move_insn_1): Split push of complex value when
6386 no suitable push instruction exist.
6388 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
6389 instead of QI_REG_P.
6391 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6393 * alias.c (handled_component_p, can_address_p): New functions.
6394 (get_alias_set): Use them.
6396 2001-03-13 Jim Wilson <wilson@redhat.com>
6398 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
6399 from 80 in try_locals code.
6400 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
6402 2001-03-13 Zack Weinberg <zackw@stanford.edu>
6404 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
6405 gcc_AC_C_LONG_LONG): New.
6406 * configure.in: Use them. Probe the size of short, int, long,
6407 and long long/__int64 if we have them. Move all the AC_C_*
6408 checks together, except gcc_AC_C_CHAR_BIT which has to go
6409 after AC_CHECK_HEADERS(limits.h).
6410 Take hwint.h out of host_xm_file and build_xm_file.
6412 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
6413 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
6414 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
6415 Move the HOST_WIDEST_INT setup logic here from system.h.
6416 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
6418 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
6419 is now handled by hwint.h.
6421 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
6422 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
6423 config/ia64/xm-ia64.h: Don't define any of:
6424 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
6425 HOST_BITS_PER_LONGLONG.
6427 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
6428 config/h8300/xm-h8300.h, config/mips/iris6.h,
6429 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
6430 config/sparc/xm-sp64.h: Delete.
6431 * config.gcc: Remove references to deleted files.
6433 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
6434 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
6435 * config/i370/xm-linux.h: Clarify floating-point situation in
6438 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
6440 * cppfiles.c (NO_INCLUDE_PATH): New macro.
6441 (find_include_file): Decide here which part of the include
6442 chain to start the search. Complain about an empty include
6443 chain in all cases apart from an abolsute file name.
6444 (_cpp_execute_include): Don't choose the search chain here.
6445 Don't call handle_missing_include in the case of an empty
6447 (_cpp_compare_file_date): Don't choose the search chain here.
6448 * cpplib.c (do_include_next): Move the in-main-file diagnostic
6449 here from _cpp_execute_include. Behave like #include if
6450 we're in the main file.
6452 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6454 * system.h (malloc, realloc, calloc, strdup): Only poison these
6455 tokens when IN_GCC is defined.
6457 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
6459 * i386.md (abs?f expander): Support SSE case.
6460 (abd?f_if): Add new "USE"; add splitters.
6462 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6464 * cpp.texi (poison): Explain the macro expansion exception.
6466 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6468 * expr.c (store_expr): Add dont_store_target. If temp is already in
6469 target before copying to reg, don't store it into target again.
6471 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6473 * cppinternals.texi: Update for file handling.
6475 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6477 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6478 2001-02-24 which broke building the Java library.
6479 * function.c (identify_blocks): Likewise.
6480 (all_blocks): Likewise.
6481 * integrate.c (integrate_decl_tree): Likewise.
6482 * print-tree.c (print_node): Likewise.
6483 * tree.h (BLOCK_NUMBER): Likewise.
6484 (struct tree_block): Likewise.
6486 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6488 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6489 __WCHAR_TYPE__ definition.
6490 (WCHAR_TYPE_SIZE): #undef before #define.
6492 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6494 * cppfiles.c: Update comments.
6495 (destroy_include_file_node): Rename destroy_node.
6496 (find_or_create_entry): New function.
6497 (open_file, _cpp_fake_include): Use it.
6498 (handle_missing_header): New function, broken out of
6499 _cpp_execute include. Don't segfault if there is no
6500 system or quoted path.
6501 (_cpp_execute_include): Use handle_missing_header.
6503 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6505 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6506 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6508 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6510 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6511 unless anti_dependence says they are.
6512 * alias.c (objects_must_conflict): If neither has a type specified,
6515 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6516 David Billinghurst <David.Billinghurst@riotinto.com>
6518 * config/mips/iris5.h: Change WCHAR_TYPE to int.
6520 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
6522 * i386.md (trunctfdf2_2): Rename missnamed pattern.
6523 (*_one_bit): Remove type on the match_operand in attributes.
6525 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
6527 * i386.c: Commit forgotten hunk in previous patch.
6528 (regclass_map): Add extended registers.
6529 (dbx_register_map): Add missing frame register.
6531 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
6533 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
6535 * i386.md (x86_sahf_1): Disable for 64bit.
6536 (popsi*, pophi*): Likewise.
6537 (pushqi, pushhi): Likewise.
6538 (movdi, pushdi): Likewise.
6539 (zero extend DImode splitter): Likewise.
6540 (adddi, minusdi splitter): Likewise.
6541 (umulsidi): Likewise.
6543 (mulsidi): Disable for 64bit
6544 (lshift:DI/ashift:DI): Disable for 64bit.
6545 (loop patterns): Likewise.
6546 (call_pop, call_value_pop expanders and patterns): Likewise.
6547 (prologue_get_pc): Likewise.
6549 (fcmovDI pattern and splitter): Likewise.
6550 (movdfcc_1_rex64): New.
6552 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
6554 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
6555 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
6556 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
6557 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
6558 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
6559 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
6560 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
6561 (PUSH_ROUNDING): x86_64 rounds to 64bits.
6562 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
6563 (REGPARM_MAX): Set to 6 for x86_64.
6564 (SSE_REGPARM_MAX): Set to 16 for x86_64.
6565 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
6568 * (patterns that does use upper halves): Update constraints
6569 'q' to 'Q' and 'r' to 'R'.
6570 (cmpqi_ext_1): Disable for 64bit.
6571 (cmpqi_ext_3_insn): Likewise.
6572 (movqi_extzv_1): Likewsie.
6573 (addqi_ext_1): Liekwsie
6574 (testqi_ext_1): Liekwsie
6575 (andqi_ext_1): Liekwsie
6576 (xorqi_ext_1): Liekwsie
6577 (cmpqi_ext_1_rex64): New.
6578 (cmpqi_ext_3_insn_rex64): Likewise.
6579 (movqi_extzv_1_rex64): Likewsie.
6580 (addqi_ext_1_rex64): Liekwsie
6581 (testqi_ext_1_rex64): Liekwsie
6582 (andqi_ext_1_rex64): Liekwsie
6583 (xorqi_ext_1_rex64): Liekwsie
6585 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6587 * configure.in: Move check for unsigned enumerated bitfields
6588 to macro in aclocal.m4. Disable it for now.
6589 * configure, config.in: Regenerate.
6590 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
6591 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
6592 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
6593 kind above its first use.
6595 * config/xm-interix.h, config/alpha/xm-alpha.h,
6596 config/i370/xm-linux.h, config/i386/xm-beos.h,
6597 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
6598 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6599 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
6600 Don't define ONLY_INT_FIELDS under any circumstances.
6602 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
6604 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6605 config/sparc/xm-sysv4.h: Delete - now identical with some
6607 * config.gcc (hppa targets): Replace xm-pahpux.h and
6608 xm-papro.h with implicit xm-pa.h.
6609 (sparc targets): Replace xm-sysv4.h with implicit or explicit
6612 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
6614 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
6615 before reload_cse_noop_set_p.
6617 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6619 * config.gcc: Where xm-host.h used to include another
6620 xm-host.h, list the nested header directly in xm_file. Remove
6621 references to deleted files. Can now use sparc/xm-sp64.h for
6624 * config/xm-linux.h, config/arm/xm-linux.h,
6625 config/i386/xm-dos.h, config/i386/xm-gnu.h,
6626 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
6627 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
6628 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
6629 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
6632 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
6633 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
6634 bother to wrap #undef in #ifdef.
6635 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
6636 Don't include xm-linux.h.
6637 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
6639 * configure.in: Wrap regexps using [] in changequote block.
6640 Use expr : not echo | grep. Simplify regexps.
6641 * configure: Regenerate.
6643 56 xm-files remain, 22 xm-arch.
6645 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6647 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
6648 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6649 (local_index, local_rindex): Delete, use strchr/strrchr instead.
6650 (copy_object): Fix format specifier vs argument mismatch.
6652 * mips-tdump.c: Make local functions static.
6653 (rindex): Don't #undef.
6654 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6655 (fatal, fancy_abort): Delete.
6656 (read_seek): Avoid signed/unsigned compare.
6658 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6660 * combine.c (try_combine): Fix error in change to try original
6662 (gen_rtx_combine): Do same as gen_rtx for now.
6664 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6666 * configure.in: AC_SUBST xm_defines.
6667 * configure: Regenerate.
6668 * Makefile.in: Set DEFINES=$(xm_defines) when building
6671 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6673 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6674 (cpp_included, find_include_file): Update.
6675 (_cpp_compare_file_date): Make else unconditional.
6677 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6679 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6681 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6683 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6684 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6686 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6688 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6689 if it's a record type.
6691 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6693 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6694 mingw includes slightly.
6696 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6698 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6699 #undef token before poisoning it.
6701 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6703 * alpha.c (check_float_value): Use memcpy, not bcopy.
6705 * m32r.c (m32r_sched_reorder): Likewise.
6707 * vax.c (check_float_value): Likewise.
6709 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6711 * toplev.c (file_name_nondirectory): Remove.
6712 * toplev.h: Similarly.
6713 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6714 of file_name_nondirectory.
6716 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6718 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6719 * mips-tfile.c: Don't #undef rindex; not used.
6721 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6723 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6724 (dbx64_register_map): Declare.
6725 (RETURN_ADDR_RTX): Fix for 64bit.
6726 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6727 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6728 * i386.c (dbx64_register_map): New global array.
6729 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6730 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6733 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6735 * cppfiles.c (search_from): Use lbasename.
6736 * mkdeps.c (deps_add_default_target): Use lbasename.
6738 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6740 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6741 xcalloc in lieu of malloc, realloc & calloc.
6743 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6745 * gengenrtl.c (xmalloc): Likewise.
6747 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6748 really_call_* memory allocation routines.
6750 * stmt.c (check_for_full_enumeration_handling): Use
6751 really_call_calloc, not calloc.
6753 * system.h (really_call_malloc, really_call_calloc,
6754 really_call_realloc): Define.
6755 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6757 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6759 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6761 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6763 * configure: Rebuilt.
6764 * configure.in: Only use `lang_requires' for languages athat are
6767 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6769 * invoke.texi: Fix typo.
6770 * gcc.1: Regenerate.
6772 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6774 * configure.in: Prune nonexistent files from build_xm_file,
6775 xm_file, and host_xm_file lists. Warn unless they're
6777 Don't generate *config.h here.
6778 AC_SUBST all variables needed to generate *config.h.
6779 * configure: Regenerate.
6780 * mkconfig.sh: New helper script, from code removed from
6782 * Makefile.in: Zap all MALLOC variables - no longer used
6783 anywhere, and malloc.c doesn't exist.
6784 Substitute in variables needed to generate *config.h.
6785 Stop lying about the dependencies contained in CONFIG_H and
6787 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6788 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6789 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6790 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6791 $(TM_P_H), etc. as appropriate.
6793 * config.gcc: Zap references to deleted files.
6794 * ggc-none.c: Don't include rtl.h or tm_p.h.
6796 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6797 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6798 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6799 config/i386/xm-linux.h, config/i386/xm-linux.h,
6800 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6801 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6802 Don't include i386/xm-i386.h.
6804 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
6805 config/i386/xm-i386.h, config/i860/xm-i860.h,
6806 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
6807 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6808 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
6809 Delete (empty except comments, #includes of other deleted
6810 files, and macros used nowhere).
6812 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
6814 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
6815 independent on TARGET_FLAGS.
6817 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
6819 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
6821 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
6823 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
6825 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
6826 LAST_REX_SSE_REG): define.
6827 (enum reg_class): Add 'LEGACY_REGS'
6828 (REG_CLASS_CONTENTS): Likewise; add extended registers.
6829 (SSE_REGNO_P): Recognize extended registers.
6830 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
6831 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
6832 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
6833 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
6834 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
6835 REG_OK_FOR_STRREG_P): Remove.
6836 (HI_REGISTER_NAMES): Add extended registers.
6837 (ADDITIONAL_REGISTER_NAMES): Likewise.
6838 (QI_REGISTER_NAMES): Add 8bit extended registers.
6839 (DEBUG_REG): Support extended registers.
6840 * i386.c (regclass_map): Add extended registers.
6841 (dbx_register-map): Likewise.
6842 (svr4_dbx_register_map): Likewise.
6843 (print_reg): Support extended registers.
6844 (print_operand): Support 64bit operands.
6846 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
6848 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
6849 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6850 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
6851 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
6852 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
6853 STACK_BOUNDARY): Set properly for 64bits.
6854 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
6855 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
6856 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
6857 (MOVE_MAX): Set to 16.
6858 (MOVE_MAX_PIECES): 8 for 64bit.
6859 (Pmode): Set to SImode.
6861 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
6863 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
6865 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
6867 * i386.h (mask_64bit): New constant.
6868 (target_64bit): New macro.
6869 (target_options): Add '64'/'32'
6870 (target_default): Define.
6871 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
6872 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
6873 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
6875 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
6877 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
6879 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
6881 * rtlanal.c (rtx_varies_p): Check operand 0 of a
6882 LO_SUM unless for_alias is set.
6884 2001-03-08 Stan Shebs <shebs@apple.com>
6886 * objc/objc-act.c: Fix old typos in comments, add comments for
6888 (hash_init): Fix file name in error message.
6889 (hash_enter): Ditto.
6890 (hash_add_attr): Ditto.
6891 (continue_class): Ditto.
6893 2001-03-08 Bruce Korb <bkorb@gnu.org>
6895 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
6896 wait4() can receive the signal.
6898 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6900 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
6902 * fixinc/fixincl.x: Regenerate.
6904 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6906 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
6908 * fixinc/fixincl.x: Regenerate.
6910 2001-03-08 Richard Henderson <rth@redhat.com>
6912 * configure.in (HAVE_AS_LEB128): New assembler check.
6913 * configure, config.in: Rebuilt.
6915 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
6917 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
6920 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6922 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
6923 references to the MAXPATHLEN macro.
6925 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
6926 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
6929 * config/i386/xm-gnu.h, config/xm-gnu.h,
6930 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
6931 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
6932 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
6933 and/or unused files.
6935 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
6936 doing so in various xm-*.h files.
6938 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6940 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
6942 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
6944 * configure.in (enable_shared): Support per-package shared-library
6946 * configure: Rebuilt.
6948 2001-03-07 David Edelsohn <edelsohn@gnu.org>
6950 * rs6000.md (cr logic): Add original POWER mnemonic alternative
6951 for crnot. Set operands[5] in splitter.
6953 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6955 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
6956 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
6957 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
6958 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
6959 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
6960 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
6961 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
6964 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
6965 config/i370/xm-i370.h, config/i386/xm-dgux.h,
6966 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
6967 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
6968 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
6969 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
6970 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
6971 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
6972 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
6973 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6974 Delete unused and/or empty files.
6976 * config.gcc: Define USG in xm_defines as appropriate. Define
6977 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6978 macro. Remove deleted xm-* files from $xm_files variable.
6980 2001-03-07 Tom Tromey <tromey@redhat.com>
6982 * configure: Rebuilt.
6983 * configure.in: Allow config-lang.in to set `lang_requires' to list
6984 of other required languages.
6986 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6988 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6990 (output_prologue): Use xmalloc not oballoc.
6991 (output_epilog): Free a29k_first_epilogue_insn when finished.
6992 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6994 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6996 * builtins.c (expand_builtin_mathfn): Check
6997 flag_unsafe_math_optimizations, not flag_fast_math.
6998 (expand_builtin): Likewise
6999 * combine.c (combine_simplify_rtx): Likewise.
7000 (simplify_if_then_else): Likewise.
7001 * cse.c (fold_rtx): Likewise.
7002 * flags.h: Remove flag_fast_math. Add
7003 flag_unsafe_math_optimizations and flag_trapping_math.
7004 * fold-const.c (negate_expr): Check
7005 flag_unsafe_math_optimizations, not flag_fast_math.
7006 (invert_truthvalue): Likewise.
7007 (fold): Likewise. Before associating operands, check that
7008 code == MULT_EXPR, not code != MULT_EXPR.
7009 * ifcvt.c (noce_try_minmax): Check
7010 flag_unsafe_math_optimizations, not flag_fast_math.
7011 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
7012 * invoke.texi: Document -funsafe-math-optimizations and
7013 -fno-trapping-math. Change documentation for -ffast-math.
7014 * jump.c (reversed_comparison_code_parts): Likewise.
7015 (rtx_equal_for_thread_p): Likewise.
7016 * optabs.c (emit_conditional_move): Likewise.
7017 * simplify-rtx.c (simplify_binary_operation): Likewise.
7018 (simplify_relational_operation): Likewise.
7019 (simplify_ternary_operation): Likewise.
7020 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
7021 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
7022 Add trapping-math and unsafe-math-optimizations entries to f_options.
7023 (set_fast_math_flags): New, sets flags for -ffast-math.
7024 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
7025 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
7026 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
7028 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
7029 (alpha_emit_conditional_move): Initialize local_fast_math to
7030 flag_unsafe_math_optimizations, not flat_fast_math.
7031 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
7032 instead of setting flag_fast_math to 1.
7033 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
7035 * config/i386/i386.c (override_options): Likewise
7036 * config/i386/i386.md: Likewise.
7037 * config/m68k/m68k.md: Likewise.
7038 * config/mips/mips.md: Likewise.
7039 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
7040 (rs6000_generate_compare): Likewise.
7042 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7044 * Makefile.in: Set RANLIB to @RANLIB@.
7047 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7049 * fixinc/inclhack.def (djgpp_wchar_h): New test.
7050 * fixinc/fixincl.x: Regenerated.
7052 2001-03-07 Richard Henderson <rth@redhat.com>
7054 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
7056 2001-03-07 Richard Henderson <rth@redhat.com>
7058 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
7059 of block notes and exception handling notes.
7061 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
7062 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
7063 (compile_file): ... here.
7065 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7067 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
7069 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
7070 config.h now. Include libiberty.h to handle alloca.
7072 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7074 * c-parse.in (yylexname): New function, split out of _yylex.
7075 (objc_rid_sans_at): New table.
7076 (init_reswords): Initialize it.
7077 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
7078 retrieving the next token and checking it for significance as
7079 an ObjC keyword or string constant.
7081 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
7082 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
7084 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
7087 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
7089 * config/m68k/m68k.c (const_uint32_operand): Accept any
7090 const_int on a 32-bit host.
7092 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
7094 * objc/objc-act.c (init_objc): Set save_lang_status,
7095 restore_lang_status, and mark_lang_status.
7097 2001-03-06 Krister Walfridsson <cato@df.lth.se>
7099 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
7101 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
7103 * cppinternals.texi: Update.
7105 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7107 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7108 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
7109 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
7110 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7111 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
7112 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7113 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
7114 config/i386/xm-i386.h, config/i860/xm-i860.h,
7115 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7116 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
7117 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7118 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7119 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7120 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7121 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
7122 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7123 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
7124 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7125 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7126 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
7127 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
7128 match the defaults provided in hwint.h.
7130 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7131 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
7133 * config.gcc (xm_file): Don't set to files which are deleted.
7135 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
7136 guard this file against these macros being undefined.
7138 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7140 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
7141 and DECL_DEFER_OUTPUT on the decl we create, before calling
7142 rest_of_decl_compilation.
7144 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7146 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
7148 * configure, config.in: Regenerate.
7149 * config.gcc: Remove references to deleted files.
7151 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
7152 genrecog.c, rtl.c: Do not use alloca anywhere.
7154 * Makefile.in, build-make, system.h, config/x-interix,
7155 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
7156 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
7157 config/arc/xm-arc.h, config/arm/xm-arm.h,
7158 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7159 config/h8300/xm-h8300.h, config/i370/x-oe,
7160 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
7161 config/i386/x-ncr3000, config/i386/x-sco5,
7162 config/i386/xm-dgux.h, config/i860/x-sysv4,
7163 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
7164 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
7165 config/m68k/x-hp320g, config/m69k/x-mot3300,
7166 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
7167 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
7168 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
7169 config/m88k/x-sysv4, config/m88k/x-tekXD88,
7170 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7171 config/mips/x-iris, config/mips/x-iris3,
7172 config/mips/x-sni-svr4, config/mips/x-sysv,
7173 config/mips/xm-iris6.h, config/mips/xm-mips.h,
7174 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
7175 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
7176 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7177 config/pa/xm-papro.h, config/romp/xm-romp.h,
7178 config/rs6000/x-aix31, config/rs6000/x-aix41,
7179 config/rs6000/x-beos, config/rs6000/x-lynx,
7180 config/rs6000/x-mach, config/rs6000/x-rs6000,
7181 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
7182 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7183 config/sparc/x-sysv4, config/sparc/xm-linux.h,
7184 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
7185 config/vax/xm-vms.h: Eradicate all references to alloca and
7188 * config/xm-alloca.h, config/clipper/x-clix,
7189 config/i386/xm-sysv4.h, config/i860/x-fx2800,
7190 config/i860/x-sysv3, config/m88k/x-sysv3,
7191 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
7192 (contained only alloca related hacks).
7194 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
7197 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
7199 * invoke.texi: Document __FAST_MATH__.
7201 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7203 * crtstuff.c: Restore include of auto-host.h.
7205 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
7207 Put main() in a separate file, so that the language
7208 front-end can use a different main().
7211 * toplev.c: (main): Rename as toplev_main.
7212 * toplev.h: Declare toplev_main.
7213 * Makefile.in (OBJS): add toplev.o.
7214 (BACKEND): remove toplev.o, add main.o.
7216 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7218 * cppfiles.c (search_from): Special case the empty string.
7220 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7222 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
7223 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
7224 strlen or strcpy; we already know the length.
7225 (_cpp_compare_file_date): Similarly.
7226 * cpphash.h (struct cpp_reader): Delete done_initialising.
7227 (CPP_PREV_BUFFER): Delete.
7228 * cppinit.c (cpp_start_read): Don't set done_initialising.
7229 * cpplex.c (parse_string): Guarantee null-termination.
7230 (_cpp_equiv_toklists): Remove.
7231 * cpplib.c (glue_header_name): Null-terminate.
7232 (do_line): Don't leak memory.
7233 * cpplib.h (BT_WEAK): Delete.
7234 * cppmain.c (cb_ident): Strings are now null-terminated.
7236 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
7238 * gcc.c (convert_filename): Append executable suffix
7239 if NO_AUTO_EXE_SUFFIX is not defined.
7240 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
7241 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
7243 2001-03-03 David O'Brien <obrien@FreeBSD.org>
7245 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7246 * c-parse.gperf, c-gperf.h: Delete.
7247 (c-gperf.h was accidently re-added to the CVS repo in the rev
7248 1.16 commit by tromey)
7250 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7252 * cpplex.c (_cpp_lex_token): Don't warn about directives in
7253 macro arguments when looking for the '('.
7254 * cppmacro.c (funlike_invocation_p): Set parsing_args to
7255 2 when really parsing arguments; 1 when looking for '('.
7256 Always restore the lexer position.
7258 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7260 * longlong.h (umul_ppmm): Don't use a multiline string.
7262 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7264 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
7265 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
7266 t_bool in declaration because pcc can't combine volatile with typedef
7269 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
7271 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
7272 until when it is really needed.
7273 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
7274 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
7275 * i386.md (float?i?f splitter): Don't force source operand to memory
7277 (sse_movdfcc): Fix constraint.
7278 (sse_movdfcc splitter): Handle properly the second alternative.
7280 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7282 * cpplex.c (parse_string): Unconditionally pedwarn.
7284 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7287 * cppexp.c (parse_number): Update.
7288 * cpplex.c (parse_string): Pedwarn if multiline string does not
7289 result from a system header's macro.
7290 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
7291 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
7292 for function-like macros too.
7293 * c-lex.c (lex_number): Update.
7295 2001-03-03 Richard Henderson <rth@redhat.com>
7297 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
7299 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
7301 * combine.c (try_combine): If split with mode-changed scratch
7302 register didn't work, try the original mode.
7304 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
7306 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
7307 * config/c4x/c4x.h: Likewise.
7308 * stor-layout.c (compute_record_mode): Likewise.
7309 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
7311 2001-03-02 Zack Weinberg <zackw@stanford.edu>
7313 * configure.in: Kill tm.h. Include the files in the $tm_file
7314 list in all three of config.h, hconfig.h, tconfig.h, after the
7315 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
7316 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
7317 * configure: Regenerate.
7318 * Makefile.in (clean): Don't delete tm.h.
7320 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
7321 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
7322 those are not defined, set SEC and FEC to 0 and 1.
7323 * gcc.texi: Update to match.
7325 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
7326 * config/fp-bit.c, config/m68k/aux-crt2.asm,
7327 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
7328 Include tconfig.h, not tm.h.
7330 * config/xm-lynx.h, config/xm-std32.h,
7331 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7332 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
7333 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
7334 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7335 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7336 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7337 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
7338 config/i386/xm-i386.h, config/i860/xm-i860.h,
7339 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7340 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
7341 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7342 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7343 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7344 config/pa/xm-linux.h, config/pa/xm-pa.h,
7345 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7346 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
7347 config/pj/xm-pj.h, config/romp/xm-romp.h,
7348 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7349 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7350 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7351 config/v850/xm-v850.h, config/vax/xm-vax.h,
7352 config/we32k/xm-we32k.h:
7354 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
7356 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
7357 config/i370/xm-oe.h: Don't include tm.h. Don't define
7359 * config/vax/xm-vms.h: Don't include tm.h.
7361 * config/xm-lynx.h, config/avr/xm-avr.h,
7362 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
7363 Delete; made empty by above changes.
7364 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7365 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
7366 Don't include config/xm-lynx.h or tm.h.
7368 * config/xm-gnu.h: Don't include fcntl.h.
7369 * config/sparc/xm-lynx.h: Don't include sys/types.h and
7371 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
7373 2001-03-02 Richard Henderson <rth@redhat.com>
7375 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
7376 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
7378 2001-03-02 Richard Henderson <rth@redhat.com>
7380 * Makefile.in (OBJS): Add dwarf2asm.o.
7381 * dwarf2asm.c, dwarf2asm.h: New files.
7382 * dwarf2out.c (*): Use them.
7383 (size_of_uleb128, size_of_sleb128): Remove.
7384 (output_uleb128, output_sleb128): Remove.
7385 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
7386 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
7387 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
7388 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
7389 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
7390 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
7391 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
7392 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
7393 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
7394 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7395 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
7396 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
7397 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
7398 (dwarf2out_frame_debug): Remove unused variables.
7399 (output_loc_operands): Don't abort on 8 byte constants if
7400 host integers are wide enough.
7401 (output_symbolic_ref): Remove.
7402 (size_of_die): Don't assume 4 byte host integers.
7403 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
7405 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
7406 something stupid with HOST_WIDE_INT to long truncation.
7407 [CONST_DOUBLE]: Likewise.
7409 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
7410 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7411 * config/arm/unknown-elf.h: Likewise.
7412 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
7413 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
7414 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
7415 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
7416 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
7417 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
7418 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
7419 (ASM_OUTPUT_DWARF_OFFSET): Remove.
7420 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
7421 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
7422 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
7423 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
7425 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7427 * cselib.c (hash_rtx): Cast enums to unsigned int.
7429 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7431 * print-rtl.c (print_rtx): Cast enums to int for comparison.
7432 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
7434 * c-format.c (C_STD_VER): Cast to int for comparisons.
7435 (check_function_format): Cast various enums to int for &.
7436 (maybe_read_dollar_number): Likewise.
7437 (check_format_info): Likewise.
7438 (check_format_info_main): Likewise.
7439 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
7440 (safe_from_p): Likewise.
7441 * varasm.c (const_hash): Cast enum to int for %.
7442 * emit-rtl.c (init_emit_once): Use int loop variable to work around
7443 pcc enum problems with < and ++ operators.
7444 * regclass.c (init_reg_sets_1): Cast enums for comparison.
7445 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
7446 (regclass_init): Change enum class to int to iterate over reg_classes.
7447 * genrecog.c (merge_trees): Cast enums for comparison.
7448 * rtl.h (GET_CODE): Cast to enum rtx_code.
7449 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
7450 (GET_MODE): Cast to enum machine_mode.
7451 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
7452 (GET_NOTE_INSN_NAME): Cast enum to int.
7453 * tree.h (TREE_CODE): Cast to enum tree_code.
7454 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
7455 * timevar.c (timevar_print): Change loop variable id from enum to
7457 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
7458 * config/i386/i386.md: Use PUT_MODE for mode assignment.
7459 * toplev.c (compile_file): Cast enum DFI to int.
7460 (decode_d_option): Likewise.
7462 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
7464 * cppinit.c (append_include_chain): Mark "after" include file name list
7465 as a system directory.
7466 * cpp.texi: Document new behavior.
7468 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7470 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7472 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7474 * cppfiles.c (struct include_file): Update.
7475 (stack_include_file): Use search_from.
7476 (cpp_included, find_include_file): Update.
7477 (cpp_execute_include): Update. ptr->name may not be
7478 null terminated. Use the new search_from member variable
7480 (_cpp_compare_file_date): Similarly.
7481 (search_from): New function, similiar to actual_directory.
7482 (actual_directory): Delete.
7483 (remap_filename): Update. loc->name may not be null terminated.
7484 (struct file_name_list): Rename search_path. Update.
7485 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7486 search_from and dir.
7487 (struct cpp_reader): Remove actual_dirs.
7488 * cppinit.c (struct cpp_pending): Update for renamed objects.
7489 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7490 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7491 * cpplib.h (struct cpp_options): Similarly.
7493 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7495 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7496 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7497 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7498 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7499 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7500 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7501 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7502 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7503 config/i370/xm-oe.h, config/i386/xm-aix.h,
7504 config/i386/xm-i386.h, config/i386/xm-osf.h,
7505 config/i860/xm-i860.h, config/i960/xm-i960.h,
7506 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7507 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7508 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7509 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7510 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7511 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7512 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7513 config/pj/xm-pj.h, config/romp/xm-romp.h,
7514 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7515 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7516 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7517 config/v850/xm-v850.h, config/vax/xm-vax.h,
7518 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
7519 Do not define TRUE or FALSE.
7521 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
7522 empty by above change.
7523 * config.gcc: Remove references to these files.
7525 * configure.in: Detect stdbool.h.
7526 * configure, config.in: Regenerate.
7527 * system.h: Include stddef.h here if available.
7528 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
7529 Then set up a sensible boolean type at the very end.
7531 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
7532 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
7534 * hash.h: Delete 'boolean' typedef and related #undefs.
7536 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
7537 all uses of 'boolean' with 'bool'.
7539 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7541 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
7542 * cppexp.c (lex): Cast enums for comparison.
7543 * cppinit.c (parse_option): Cast enum for comparison.
7544 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
7545 (cpp_output_token): Likewise.
7546 (cpp_can_paste): Cast enums for comparsion and plus/minus.
7547 (cpp_avoid_paste): Cast enums for minus and comparison.
7549 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7551 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
7552 field to all array elements.
7554 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7556 * cpphash.h (struct cpp_reader): Add print_version field.
7557 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
7558 just set print_version and other flags as appropriate.
7559 (cpp_post_options): Print version here if print_version is set.
7561 * toplev.c (exit_after_options): New flag.
7562 (independent_decode_option): Don't exit here; just set
7564 (main): Exit after calling lang_hooks.post_options if
7565 exit_after_options is true.
7567 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
7568 (merge_include_chains): Adjust comment to match code.
7570 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7572 * stringpool.c (set_identifier): New function.
7573 * tree.h: Prototype it.
7575 * c-parse.in: Kill D_YES. If compiled for objc, call
7576 save_and_forget_protocol_qualifiers from init_reswords.
7577 * objc/objc-act.c (remember_protocol_qualifiers,
7578 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
7579 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
7581 (save_and_forget_protocol_qualifiers): New function.
7582 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
7584 2001-03-01 Diego Novillo <dnovillo@redhat.com>
7586 * c-semantics.c (prune_unused_decls): Return error_mark_node
7587 instead of (tree) 1 to stop traversing the tree chain.
7589 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7591 Fix a problem introduced by Kenner's Feb 18 change.
7592 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
7593 flag_cse_skip_blocks only temporarily, not for ever.
7595 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
7597 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
7598 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
7600 * pa.c (emit_move_sequence): Verify operand0 is a hard register
7601 before determining its register class.
7603 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7605 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
7606 from reg 4 if current_function_calls_setjmp.
7607 (gen_nop_type): New function.
7608 (ia64_emit_nops): New function.
7609 (ia64_reorg): Call it.
7610 (ia64_sched_reorder): Move code that rotates bundles up a bit.
7612 * reload1.c (eliminate_regs_in_insn): Restrict the special case
7613 code not to try to optimize adds with anything but a REG destination.
7615 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
7616 (INSN_PRIORITY_KNOWN): New accessor macro.
7617 * haifa-sched.c (priority): Use it instead of testing priority against
7620 2001-02-28 DJ Delorie <dj@redhat.com>
7622 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
7623 since that doesn't work the way gcc wants on a generic m68k.
7625 2001-02-28 Richard Henderson <rth@redhat.com>
7627 * caller-save.c (save_call_clobbered_regs): Fix typo in
7628 comparison last change.
7630 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
7632 * i386.c (pentium4_cost): New.
7633 (m_PENT4): New macro.
7634 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
7635 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
7636 x86_integer_DFmode_moves, x86_partial_reg_dependency,
7637 x86_memory_mismatch_stall): Add Pentium4
7638 (x86_use_q_reg, x86_use_any_reg): Kill.
7639 (override_options): Add pentium4.
7640 (incdec_operand): Return 0 for pentium4.
7641 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
7642 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
7643 (TARGET_PENTIUM4): Define.
7644 (enum processor_type): Add PROCESSOR_PENTIUM4.
7645 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
7646 * i386.md (attribute "cpu"): Add pentium4.
7647 * invoke.texi (march): Add pentium4.
7649 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
7651 * i386.md (sse_mov?fcc*): New patterns and splitters.
7652 * i386.c (ix86_expand_movcc): Work post-reload; recognize
7653 the SSE based conditional moves.
7655 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
7657 * i386.md (attribute mode): Add "TI".
7658 (movsf_1): Add pxor support; remove constant propagation splitter.
7659 (movdf_integer): Likewise.
7660 (movdf_nointeger): Likewise.
7661 (movxf constant prop splitter): Handle all modes; update for SSE.
7662 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7663 * i386.c (standard_80387_constant_p): Rewrite.
7664 (standard_sse_constant_p): New.
7665 * i386-protos.h (standard_sse_constant_p): New.
7667 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7669 * i386.md (sse_setccsf, sse_setccdf): New.
7670 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7672 * i386.c (sse_comparison_operator): Accept the supported unordered
7673 comparses; be ready for fast_math.
7674 (print_operand): Support 'D'.
7676 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7678 * jump.c (reversed_comparison_code): Kill.
7680 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7682 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7685 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7687 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7688 add missing '%' in constraints.
7690 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7692 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7693 for HOST_BITS_PER_WIDE_INT == 32 too.
7695 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7697 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7699 (insert_save, insert_restore): New parameter save_mode.
7700 (init_caller_save): Update initialization of reg_save_code
7701 and reg_restore_code.
7702 (save_call_clobbered_regs): Compute save_modes and update calls to
7703 reg_save_code and reg_restore_code.
7704 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7705 of spill; update use of reg_restore_code.
7706 (insert_save): Likewise.
7707 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7708 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7709 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7711 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7713 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7714 noce_try_store_flag_inc, noce_try_store_flag_mask,
7715 noce_try_cmove_arith):
7716 Use reversed_comparison_code instead of reverse_comparison and
7717 can_reverse_comparison_p.
7719 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7721 * jump.c (reversed_comparison_code_parts): Allow reversal of
7722 unordered compares in -ffast-math mode; reverse ordered compares
7723 for FP even w/o -ffast-math.
7725 2001-02-27 Richard Henderson <rth@redhat.com>
7727 * print-rtl.c (print_rtx) [i]: Don't print field five on
7728 NOTEs other than NOTE_INSN_DELETED_LABEL.
7730 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7732 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7733 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7735 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7737 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7738 even if walk_subtrees is 0.
7739 * c-semantics.c (prune_unused_decls): Return a non-null value to
7740 stop traversing the tree chain.
7742 2001-02-27 DJ Delorie <dj@redhat.com>
7744 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7745 register, *then* define it as the new CFA.
7747 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7749 * pa.c (override_options): Promote -fpic to -fPIC.
7750 (legitimize_pic_address): Simplify due to removal of
7751 small PIC as a code generation option.
7752 (secondary_reload_class): Similarly.
7753 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7754 (PRINT_OPERAND_ADDRESS): Similarly.
7755 * pa.md (various patterns): Similarly.
7756 (small pic lo_sum pattern): Remove.
7758 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7761 * md.texi (min, max): Document
7763 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7765 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7766 TARGET_PARTIAL_REG_DEPENDENCY.
7767 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7769 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7771 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7773 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7775 * mips.c (mips_make_temp_file): Fix thinko in last change.
7777 2001-02-26 Jason Eckhardt <jle@redhat.com>
7779 * combine.c (known_cond): Do not reverse the condition when
7780 SMAX/UMAX is being considered and the condition is for equality
7783 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7785 2001-02-26 Philip Blundell <philb@gnu.org>
7787 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7789 * config/arm/linux-elf.h: Remove historical relics related to
7790 above configurations.
7791 * config/arm/linux-oldld.h: Delete.
7792 * config/arm/linux-elf26.h: Delete.
7794 2001-02-26 Jason Merrill <jason@redhat.com>
7796 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7798 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7799 recognize a tentative definition. Lose obsolete code.
7801 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7802 variables unless necessary, either.
7804 2001-02-25 Richard Henderson <rth@redhat.com>
7806 * ifcvt.c (struct noce_if_info): Add test_bb.
7807 (noce_get_alt_condition): New.
7808 (noce_try_minmax, noce_try_abs): New.
7809 (noce_operand_ok): New.
7810 (noce_process_if_block): Use them.
7811 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
7813 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
7815 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
7818 2001-02-25 Zack Weinberg <zackw@stanford.edu>
7820 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
7821 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
7823 (mips_asm_file_end): Free temp_filename here.
7825 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7827 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
7828 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
7830 * config/i386/i386.md (movstrsi): Handle FAIL case.
7832 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
7834 * cppinit.c (builtin_array): Update.
7835 (init_builtins): Flag builtins to warn if redefined or
7836 undefined. Define __GXX_WEAK as a normal macro.
7837 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
7838 * cpplib.h (NODE_WARN): New flag.
7839 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
7840 Handle __STDC__ as a builtin only on Solaris.
7841 (warn_of_redefinition): Renamed from check_macro_definition.
7842 Reverse sense of test. Always warn if NODE_WARN.
7843 (_cpp_create_definition): Use warn_of_redefinition. Flag
7844 any macro beginning with "__STDC_" to require a mandatory
7845 warning if redefined or undefined.
7847 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7849 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
7850 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
7851 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
7852 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
7853 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
7854 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
7855 Don't define any of:
7856 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
7857 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
7858 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
7859 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
7860 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
7862 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
7863 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
7866 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
7867 Delete now-empty file.
7869 * alpha/vms.h: Define NEED_ATEXIT here...
7870 * alpha/xm-vms.h: ...not here.
7872 * i386/cygwin.h: Don't define PARAMS.
7873 * mips/mips.c: Don't prototype mktemp. Don't define
7874 P_tmpdir. Use make_temp_file to create temporary files.
7875 Don't be clever and delete temporary files early.
7876 * config.gcc: Drop references to deleted files. Don't define
7878 * gcc.texi: Don't mention USE_PROTOTYPES.
7880 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7882 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
7883 (ix86_set_move_mem_attrs_1): Likewise.
7884 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
7885 * config/i386/i386.md (movstrsi): Call it.
7887 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7889 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
7890 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
7891 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
7892 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
7894 (i750a-*-*): Error here if hosting on i750a.
7895 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
7897 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
7898 Remove (empty modulo comments).
7900 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
7901 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
7902 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
7903 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
7904 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
7905 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
7907 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
7908 Remove reference to winnt.h in comment.
7909 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
7911 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7913 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
7914 used to set another biv.
7916 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7918 * tree.h (BLOCK_DEAD): New macro.
7919 (struct tree_block): New flag, dead_flag.
7920 * print-tree.c (print_node, case 'b'): Print missing fields.
7921 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
7922 * function.c (identify_blocks): Enable test for misplaced notes.
7923 (all_blocks): Skip BLOCK_DEAD blocks.
7924 * integrate.c (integrate_decl_tree): Likewise.
7926 * errors.c (internal_error, trim_filename): New functions.
7927 (fancy_abort): Call internal_error.
7928 * errors.h (internal_error, trim_filename): New declarations.
7930 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
7932 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
7934 (EXTRA_CONSTRAINT): Formatting changes.
7936 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7938 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
7940 2001-02-23 Per Bothner <per@bothner.com>
7942 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
7943 so they can be called from java/jvspec.c.
7944 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
7946 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
7948 * i386.c (ix86_frame): New structure.
7949 (ix86_compute_frame_size): Kill.
7950 (ix86_compute_frame_layout): New.
7951 (ix86_save_reg): New.
7952 (ix86_can_use_return_insn_p): Use frame layout stuff.
7953 (ix86_expand_prologue): Likewise.
7954 (ix86_expand_epilogue): Likewise.
7955 (ix86_initial_elimination_offset): Likewise.
7956 (ix86_nsaved_regs): Use ix86_save_reg.
7957 (ix86_emit_save_regs): Likewise.
7959 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
7961 * flow.c (find_sub_basic_blocks): New function.
7962 (split_block): Be ready for basic block introduced by CODE_LABEL.
7963 (commit_one_edge_insertion): Call find_sub_basic_block.
7965 * flow.c (make_edges): Add edge from entry for blocks starting with
7966 label having ALTERNATE_NAME
7968 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
7970 * function.c (epilogue_done): Be ready for first basic block not
7971 containing PROLOGUE_END note.
7972 (reposition_prologue_and_epilogue_notes): Avoid placing
7973 PROLOGUE_END note between BASIC_BLOCK.
7975 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7977 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7979 2001-02-21 DJ Delorie <dj@redhat.com>
7981 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7982 check for current_function_has_nonlocal_goto from 1999-11-12.
7984 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7986 * diagnostic.c (trim_filename): No longer static.
7987 * toplev.h (trim_filename): Declare.
7988 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7989 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7990 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7991 (rtvec_check_failed_bounds): Likewise.
7992 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7994 * convert.c (convert_to_integer): Don't do unsigned unless result or
7995 both inputs are unsigned.
7997 * fold-const.c (fold_convert): Don't call size_int_type_wide if
8000 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
8002 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
8004 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
8006 * Makefile.in (resource.o): Add params.h dependence.
8007 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
8008 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
8009 * resource.c: Add dependence on params.h.
8010 (current_live_regs): Fix explanatory comment.
8011 (find_basic_block): Add new parameter to permit limiting search
8013 (mark_target_live_regs): Add new argument to find_basic_block call.
8014 (incr_ticks_for_insn): Likewise.
8016 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8018 * diagnostic.c (output_to_stream): Rename to
8019 output_buffer_to_stream. Loses the stream parameter.
8020 (init_output_buffer): Set diagnosic_buffer's stream.
8021 (flush_diagnostic_buffer): Adjust.
8022 (default_print_error_function): Likewise.
8023 (finish_diagnostic): Likewise.
8024 (verbatim): Likewise.
8026 * diagnostic.h (struct output_buffer): Add `stream' field.
8027 (output_buffer_attached_stream): New macro.
8029 2001-02-23 Jakub Jelinek <jakub@redhat.com>
8031 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
8032 check if either operand is divisible by C.
8033 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
8034 If type is signed, consider negative numbers as well.
8036 2001-02-22 Richard Henderson <rth@redhat.com>
8038 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
8039 reach .text instead of gp-relative relocs.
8040 * config/ia64/crtend.asm (.init): Likewise.
8042 2001-02-22 Andreas Jaeger <aj@suse.de>
8044 * extend.texi (C++ Attributes): Fix typo.
8046 2001-02-21 David Mosberger <davidm@hpl.hp.com>
8048 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
8049 functions, drop current_function_args_info.words test.
8050 (ia64_compute_frame_size): Mark syscall_linkage functions as
8051 using eight input registers.
8053 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
8054 Bruce Korb <bkorb@gnu.org>
8056 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
8057 * fixinc/README: Document how to convert sed substitutions
8058 to format style c_fix-es.
8059 * fixinc/fixincl.x: regen
8061 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
8063 * gcc.c: Add comment explaining how to add a command-line option.
8064 Add title to specs language comment.
8066 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8068 * gcc.c (cc1_options): Add "-param".
8069 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
8070 (option_map): Likewise.
8071 * toplev.c (display_help): Add entry for "--param".
8072 (independent_decode_option): Fix typographical error.
8074 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
8075 Bernd Schmidt <bernds@redhat.com>
8076 Jan Hubicka <jh@suse.cz>
8078 * i386.c (function_arg_advance): Pass SSE arguments in registers.
8079 (function_arg): Likewise.
8081 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
8083 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
8085 2001-02-21 Kazu Hirata <kazu@hxi.com>
8087 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
8091 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
8093 * flow.c (init_propagate_block_info): Canon address and use single_set
8094 for killing dead memory stores.
8096 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8098 * Makefile.in (reorg.o): Add params.h dependence.
8099 * params.def: Fix typographical error in comment.
8100 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8101 * params.h: Modify introductory comment.
8102 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8103 * reorg.c: Add dependence on params.h.
8104 (redundant_insn): Add parameterized throttle for search.
8105 (fill_simple_delay_slots): Add a comment explaining a variable.
8106 Move conditional out of loop, simplifying code.
8107 (fill_eager_delay_slots): Fix typographical error in comment.
8109 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
8111 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
8113 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
8114 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
8116 2001-02-21 Jason Merrill <jason@redhat.com>
8118 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
8119 (struct tree_decl): Add uninlinable bitfield.
8120 * c-decl.c (duplicate_decls): Set it.
8121 * integrate.c (function_cannot_inline_p): Check it.
8123 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
8124 DW_AT_MIPS_linkage_name to abstract methods.
8125 (dwarf2out_abstract_function): Emit class context before calling
8126 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
8127 (gen_subprogram_die): Remove obsolete code.
8128 (gen_member_die): Don't include clones in the member list.
8129 (gen_decl_die): Emit abstract info for clone origin.
8130 * dwarfout.c (output_type): Don't include clones in the member list.
8131 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
8132 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
8133 DECL_ABSTRACT on a function that already has it set.
8135 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
8136 (get_subprogram_die): Pass it in.
8138 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
8140 * flow.c (mark_set_1): Make not_dead unsigned long. For
8141 non-pseudos, use it as a bitmask of the hard regs that
8144 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
8146 * cppfiles.c: Update comments.
8147 (_cpp_read_file): Don't check for NULL filenames any more.
8148 * cppinit.c (cpp_start_read): Don't do canonicalization of
8149 in_fname and out_fname. Use the passed file name exclusively.
8150 (_cpp_handle_options): Don't treat "-" as a command line option,
8151 but as a normal filename.
8152 (_cpp_post_options): Canonicalize in_fname and out_fname.
8153 * cppmain.c (printer_init): Don't check out_fname for NULL.
8154 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
8155 (init_c_lex): Update, and use "" to represent stdin to CPP.
8158 2001-02-20 Will Cohen <wcohen@redhat.com>
8160 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
8161 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
8162 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
8165 2001-02-20 Stan Shebs <shebs@apple.com>
8167 * config/rs6000/rs6000.c (output_cbranch): Output branches
8168 on separate lines instead of using ';' to separate.
8170 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
8172 * cppinit.c (set_lang): Move builtin handling to...
8173 (init_builtins): ...here.
8174 (_cpp_create_reader): Move call to set_lang.
8176 2001-02-20 Mark Mitchell <mark@codesourcery.com>
8178 * stmt.c (expand_return): If an attempt is made to return the
8179 error_mar_node, treat the return like a return without a value.
8181 2001-02-19 Zack Weinberg <zackw@stanford.edu>
8183 * sibcall.c (skip_copy_to_return_value): Call
8184 identify_call_return_value here, and return orig_insn if it
8185 returns zero. Hardret and softret arguments now unnecessary.
8186 (call_ends_block_p): Don't call identify_call_return_value here.
8188 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
8190 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
8191 * ggc.h (ggc_mark_if_gcable): Delete prototype.
8193 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
8195 * pa.c (move_operand): Accept code to load the address of a
8196 symbol out of the DLT as a valid move operand.
8197 (print_operand, case 'A'): New to handle generating a DLT
8198 reference for a LO_SUM expression.
8199 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
8200 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
8202 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
8204 * README, cpp.texi, gcc.texi, version.c: Update version number to
8206 * cpp.1, gcov.1, gcc.1: Regenerate.
8208 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
8210 * cppfiles.c (stack_include_file): Generate dependencies
8211 here, and manage include_count here too.
8212 (PRINT_THIS_DEP): Delete.
8213 (_cpp_execute_include): Do not generate dependencies here,
8214 apart from the case of a missing header. Do not manage
8216 (_cpp_read_file): Leave dependency generation to
8219 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
8221 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
8222 target_cpu_default. Remove dead assignment to
8225 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
8227 * regclass.c (contains_reg_of_mode): Make global.
8228 (init_reg_sets): Remove contains_reg_of_mode; take into account
8229 CLASS_MAX_NREGS when looking for the proper mode.
8230 (dump_regclass): Dump only classes considered for the pseudo.
8231 (regclass): Use contains_reg_of_mode.
8233 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
8235 * gcc.c (do_spec_1): 'n' for printing notices.
8236 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
8238 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
8240 * reg-stack.c (next_flags_user): Use current_block->end
8241 (swap_rtx_condition): Look for next user if flags don't die;
8242 give up on CALL_INSNs; use current_block->end.
8244 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8246 * sibcall.c (call_ends_block_p): New function.
8247 (optimize_sibling_and_tail_recursive_call): Use it.
8249 2001-02-18 Kazu Hirata <kazu@hxi.com>
8251 * config/h8300/h8300.md: Update copyright.
8252 (andsi3): Do not output an extra newline character.
8254 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8256 * toplev.c (note_deferral_of_defined_inlined_function): Argument
8257 FNDECL may be unused.
8259 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
8260 follow jumps after first run.
8261 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
8262 it doesn't change any jumps.
8264 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
8266 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
8267 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
8268 (mostlyclean): Corresponding changes.
8269 * rtlanal.c (hard-reg-set.h): Include.
8270 (rtx_unstable_p): Do not treat the argument pointer specially
8271 if it is not a fixed register.
8272 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
8274 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8276 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
8277 against last real insn in basic block.
8278 Rework to avoid gotos.
8280 * Makefile.in (gcse.o): Now includes ggc.h.
8281 * gcse.c: Include ggc.h.
8282 (want_to_gcse_p): Verify expression can be in SET as valid insn.
8283 (try_replace_reg): Remove warning of uninitialize variable.
8284 (process_insert_insn): Call invalid_insn_p to validate insn.
8285 * recog.c (insn_invalid_p): Now global.
8286 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
8287 * recog.h (insn_invalid_p): New declaration.
8289 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
8291 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
8292 assignments from FP constants since 'Y' output code can't handle it.
8293 (eligible_for_sibcall_delay): Likewise.
8295 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
8296 Call fancy_abort directly, passing args.
8297 (print_rtl_and_abort): Now a macro, like fancy_abort.
8299 * final.c (output_operand_lossage): Use internal_error, not error.
8301 2001-02-18 Shane Nay <shane@agendacomputing.com>
8303 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
8304 structure shift insns.
8306 2001-02-18 Mark Mitchell <mark@codesourcery.com>
8308 * invoke.texi (-fsquangle): Remove documentation.
8309 (-fname-mangling-version): Likewise.
8311 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
8313 * optabs.c (expand_abs): Remove reference to
8314 HAVE_contitional_arithmetic.
8315 * combine.c (simplify_set): Likewise.
8317 2001-02-18 Richard Henderson <rth@redhat.com>
8319 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
8322 2001-02-18 Richard Henderson <rth@redhat.com>
8324 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
8326 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
8328 * reload1.c (reload_cse_simplify_set): Fix typo.
8330 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8332 * diagnostic.c (_fatal_insn): Decrement errorcount.
8334 * invoke.texi (-I): Add note avoiding use for system header files.
8336 * rtl.h (add_clobbers): Remove duplicate declaration.
8337 * recog.h (added_clobbers_hard_reg_p): New declaration.
8338 * genemit.c (struct clobber_pat): New field has_hard_reg.
8339 (gen_insn): Record if added clobbers clobber hard reg.
8340 (gen_split): Avoid unused warning if number of operands is 0.
8341 (output_added_clobbers_hard_reg_p): New function.
8344 2001-02-18 Alan Modra <alan@linuxcare.com.au>
8346 * pa.c (hppa_expand_prologue): Simplify code storing return
8347 pointer. For large (>=8k) frames with a post_store, adjust stack
8348 pointer by 8k-64 first rather than by 64. When testing with
8349 VAL_14_BITS_P, always use the actual value rather than the value
8350 negated. Add blockage to prevent scheduling of spills before
8351 stack frame has been created.
8352 (hppa_expand_epilogue): Simplify code loading return pointer.
8353 Allow a slightly larger range for merge_sp_adjust_with_load case.
8354 When testing with VAL_14_BITS_P, always use the actual value.
8356 * pa.c (pa_adjust_insn_length): Check that block move
8357 pattern is a set before looking at operands.
8359 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8361 * fold-const.c (fold_binary_op_with_conditional_arg): New
8362 function, split out from ...
8364 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
8365 conditional arms that throw exceptions.
8367 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
8370 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8372 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
8373 define HAVE_DECL_* to 1 to mask potential backup declarations.
8374 * configure: Regenerated.
8376 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8378 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
8380 2001-02-17 Richard Henderson <rth@redhat.com>
8382 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
8383 when replacing a memory load with a register.
8385 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8386 Jan Hubicka <jh@suse.cz>
8388 * recog.c (validate_replace_src_1): New.
8389 (validate_replace_src_data): Likewise.
8390 (validate_replace_src): Use note_uses.
8391 * rtl.h (note_uses): Declare.
8392 * rtlanal.c (note_uses): New.
8394 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
8396 * reg-stack.c (stack_def): Make field reg unsigned.
8397 (remove_regno_note): Unsignetize parameter.
8399 2001-02-16 Jes Sorensen <jes@linuxcare.com>
8401 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
8402 shladd_operand() call.
8404 2001-02-16 Bruce Korb <bkorb@gnu.org>
8405 Rodney Brown <RodneyBrown@mynd.com>
8407 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
8408 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
8409 machine restrictions
8410 * fixinc/fixincl.x: regen
8412 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8414 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
8416 (hash_scan_insn): Clean up calls to hash_scan_set.
8417 (compute_kill_rd): REGNO now unsigned.
8418 (try_replace_reg): Rework to use simplify_replace_rtx.
8419 (cprop_jump, cprop_cc0_jump): Likewise.
8420 (cprop_insn): Call find_reg_equal_equiv_note.
8421 Reflect changes to cprop_jump and cprop_cc0_jump.
8423 * recog.c (validate_replace_src): Replace in operands of
8424 ZERO_EXTRACT in SET_DEST.
8426 * cse.c (new_label_ref): New variable.
8427 (insert): Set it instead of recorded_label_ref.
8428 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
8429 CODE_LABEL for this function, and not already in REG_LABEL note.
8431 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
8433 * resource.c (mark_referenced_resources): Fix typo in introductory
8435 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
8438 2001-02-16 Jason Merrill <jason@redhat.com>
8440 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
8442 (gen_subprogram_die): Don't abort on seeing a second definition if
8443 the previous one was abstract. Don't replace an abstract instance
8444 in the lookup table.
8446 * dwarf2out.c (dwarf2out_abstract_function): Rename from
8447 gen_abstract_function.
8448 * dwarf2out.h: Declare it.
8449 * toplev.c (note_outlining_of_inline_function): New fn.
8450 * toplev.h: Declare it.
8451 * integrate.c (output_inline_function): Call it.
8452 * c-decl.c (duplicate_decls): Call it when redefining an extern
8453 inline. Don't inline the new defn.
8455 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
8457 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8459 * .gdbinit: Rename to gdbinit.in.
8460 * gdbinit.in: New file,
8461 * configure.in: Generate .gdbinit from gdbinit.in.
8462 * configure: Regenerated.
8463 * Makefile.in (distclean): Always remove .gdbinit.
8465 2001-02-16 Jakub Jelinek <jakub@redhat.com>
8467 * objc/objc-act.c (start_class): Register implemented_classes with
8470 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8472 * cppfiles.c (_cpp_make_system_header): Generate a file
8475 2001-02-15 Jim Meyering <meyering@lucent.com>
8477 * Makefile.in (install-common): Don't depend on installdirs here.
8478 Instead, make each of the lang.install-common targets (e.g.,
8479 c++.install-common in cp/Make-lang.in) depend on it.
8480 (install-driver): Depend on installdirs.
8482 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8484 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8486 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8489 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8491 * invoke.texi (--param): Document.
8493 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8495 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8497 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8499 * i386.md (extendsfdf2_2): Fix constraints.
8501 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8503 * i386.md (fop_df_3 splitter): Fix operand number.
8505 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8507 * invoke.texi (-mreg-alloc): Nuke.
8508 * i386.c (ix86_reg_alloc_order, regs_allocated,
8509 order_regs_for_local_alloc): Nuke.
8510 (override_options): Kill reg_alloc code.
8511 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8512 (REG_ALLOC_ORDER): SSE goes before I387.
8513 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
8514 (ix86_reg_alloc_order): Likewise.
8515 * i386-protos.h (ix86_reg_alloc_order): Kill.
8517 2001-02-14 Richard Henderson <rth@redhat.com>
8519 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
8521 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
8523 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
8525 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
8527 * i386-protos.h (ix86_memory_move_cost): Move offline.
8528 * i386.c (ix86_register_move_cost): Compute properly cost of
8529 SSE, MMX and i387 instructions.
8530 (*_cost): Add costs of SSE/MMX moves.
8531 (ix86_memory_move_cost): Move offline from ....; Likewise.
8532 * i386.h (MEMORY_MOVE_COST): .... here;
8533 (struct processor costs): Add new fields to represent costs
8536 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
8538 * regclass.c (init_reg_sets_1): Reinstall the optimization of
8539 move_cost together with Matt Kraai's fix.
8541 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8543 * Makefile.in (OBJS): Add params.o.
8545 2001-02-14 Richard Henderson <rth@redhat.com>
8546 DJ Delorie <dj@redhat.com>
8548 * jump.c (jump_optimize_1): When we delete a conditional jump
8549 preceeding a non-conditional jump to effectively the same place,
8550 make sure that the combined jump skips any clobber insns between
8553 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8555 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
8557 2001-02-14 Mark Mitchell <mark@codesourcery.com>
8559 * Makefile.in (toplev.o): Depend on params.h.
8560 (intergate.o): Likewise.
8561 (params.o): New target.
8562 * flags.h (inline_max_insns): Remove.
8563 * integrate.c: Include params.h.
8564 Use MAX_INLINE_INSNS instead of inline_max_insns.
8565 * params.c: New file.
8566 * params.h: Likewise.
8567 * params.def: Likewise.
8568 * toplev.c: Include params.h.
8569 (lang_independent_params): New variable.
8570 (decode_f_option): Use the param machinery instead of setting
8572 (independent_decode_option): Handle "--param name=value".
8573 (main): Register language-independent parameters.
8575 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
8577 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
8579 2001-02-14 Richard Henderson <rth@redhat.com>
8581 * regclass.c (init_reg_sets_1): Revert last two changes.
8583 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8585 * stor-layout.c (is_pending_size, put_pending_size): New functions.
8586 (variable_size): Call put_pending_size.
8587 * tree.h (is_pending_size, put_pending_size): Add prototypes.
8588 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
8589 sizes list, put newly created SAVE_EXPR there as well.
8591 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8593 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
8594 (errata_find_address_regs): load_group has only 2 entries.
8595 (errata_emit_nops): Likewise. shladd is not problematic.
8596 Clear last_group if nop was emitted.
8597 (fixup_errata): load_group has only 2 entries.
8600 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
8602 * c-lex.c (lex_number): Only warn traditionally for U suffix
8603 outside system macros.
8604 * cppexp.c (parse_number): Similarly.
8605 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
8606 * cppmacro.c (struct cpp_macro): New member node.
8607 (parse_args): Only warn about missing rest args if not
8609 (funlike_invocation_p): Similarly for uninvoked funlike macros.
8610 (cpp_sys_objmacro_p): New.
8611 (_cpp_create_definition): Store the node with the macro defn.
8612 Remember if the macro is defined in a system header.
8614 2001-02-13 DJ Delorie <dj@redhat.com>
8616 * configure.in (check_languages): determine languages to check
8617 * Makefile.in (check-c++): alias for check-g++
8618 (check-f77): alias for check-g77
8619 (CHECK_TARGETS): depend on configured languages
8621 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
8623 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8624 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8625 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8626 (sqrtextendsfdf2): Disable for SSE2.
8628 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8630 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8631 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8632 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8633 (sqrtextendsfdf2): Disable for SSE2.
8635 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
8637 * i386.md (movsfcc_1): Support integer cmove instruction.
8638 (movdfcc_1): Likewise; new splitter.
8640 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
8642 * i386.c (output_fp_compare): Support SSE.
8643 (prepare_fp_compare_args): SSE comparisons always support memory.
8644 * i386.h (TARGET_CMOVE): SSE imply cmove.
8645 * i386.md (cmp?f2): Enable for SSE too.
8646 (cmpfp_i*): Support SSE.
8648 (cmpfp_i_sse_only): New.
8649 (s*, b* fp expanters): Enable for SSE too.
8650 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
8653 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
8655 * regclass.c (init_reg_sets_1): Silence warning.
8657 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
8659 * i386.md (sqrt?f2): Change to expander.
8660 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8662 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8664 * rtlanal.c (find_reg_equal_equiv_note): New function.
8665 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8666 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8667 * rtl.h: Add declarations for above functions.
8669 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8671 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8673 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8674 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8675 * flow.c (mark_regs_live_at_end): Likewise.
8676 (calculate_global_regs_live): Likewise.
8677 * gcse.c (compute_hash_table): Likewise.
8678 (compute_kill_rd): Likewise.
8679 * resource.c (mark_target_live_regs): Likewise.
8680 * rtl.h (INVALID_REGNUM): New macro.
8682 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8684 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8686 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8688 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8691 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8693 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8695 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8696 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8697 (fop_sf_1_sse, fop_df_1_sse): New patterns
8698 (fop_*): Disable float_extend and float patterns for SSE compilation.
8699 * i386.c (output_387_binary_op): Support SSE.
8701 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8703 * i386.md (dummy_extendsfdf2): Support SSE2
8704 (extendsfdf2): Enable if 80387 or SSE2.
8705 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8706 and no MIX_I387_SSE2
8707 (extendsfdf2_1_sse_only): New pattern.
8708 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8710 (truncdfsf2_1): Support SSE.
8711 (truncdfsf2_2): Support SSE.
8712 (truncdfsf2_2_1_sse): New pattern.
8713 (fixtruncsfsi2): Always use SSE if available.
8714 (fix_truncsfsi_sse): New pattern.
8715 (fix_truncdfsi_sse): New pattern.
8716 (floatsis?f2): Support SSE.
8717 (floatsidf2_i387): New pattern.
8718 (floatsidf2_sse): Likewise.
8720 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8722 * configure.in: Use "have_gnat" variable, not "gnat".
8723 * configure: Regenerated.
8725 * config/sparc/sparc.c (function_value): Treat all non-record
8726 aggregate types like used to treat UNION_TYPE.
8728 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8730 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8731 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8733 (MASK_MIX_SSE_I387): New.
8734 (TARGET_SSE): SSE2 imply SSE.
8735 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8736 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8737 (enum reg_class): Add new classes.
8738 (REG_CLASS_NAMES): Likewise.
8739 (REG_CLASS_CONTENTS): Likewise.
8740 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8741 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8742 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8743 (CLASS_MAX_NREGS): Use new macros.
8744 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8745 * i386.md (pushsf, movsf): Support SSE.
8746 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8747 splitters to use ANY_FP_REGNO_P.
8748 (movdf_nointeger, movdf_integer): Likewise.
8750 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8752 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8753 (try_combine): Use it.
8755 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8757 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8758 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8759 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8760 (REGISTER_MOVE_COST): Likewise.
8761 * i386-protos.h (ix86_secondary_memory_needed,
8762 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8763 * i386.c (ix86_secondary_memory_needed,
8764 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8766 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8768 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8769 (HARD_REGNO_MODE_OK): Move offline to ....
8770 * i386.c (ix86_hard_regno_mode_ok) ... here;
8771 refuse all incorrect modes.
8772 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8774 2001-02-13 Richard Henderson <rth@redhat.com>
8776 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8777 entire operator; replicate that and match_dup the operands.
8778 (cmp_ccx_arith_op_set): Likewise.
8779 (cmp_cc_arith_op_not_set): Likewise.
8780 (cmp_ccx_arith_op_not_set): Likewise.
8782 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8784 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8786 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8788 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8789 (TARGET_NO_BITFIELD_WORD): New macro.
8790 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8791 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8793 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8795 * cselib.c: New file, from simplify-rtx.c.
8796 * simplify-rtx.c: Remove cselib parts.
8797 * Makefile.in: Add cselib.o.
8799 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8801 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8802 (setup_incoming_varargs): Remove warning.
8804 * config/rs6000/rs6000.c (validate_condition_mode): When
8805 flag_fast_math, allow floating-point conditionals to be reversed.
8806 (rs6000_generate_compare): When flag_fast_math, don't generate
8807 cror operations for FP conditionals.
8809 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
8811 (ASM_SPEC): Likewise.
8812 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
8813 (CC1_SPEC): Likewise.
8814 (LINK_TARGET_SPEC): Likewise.
8815 (CPP_ENDIAN_SPEC): Likewise.
8816 * Makefile.in (check-consistency): New target.
8818 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
8820 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
8821 "return type defaults" warning for functions with return type
8823 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
8824 function declarations by default rather than only when pedantic.
8826 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
8828 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
8831 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8833 * extend.texi (Deprecated): Deprecate new initializer lists.
8835 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8837 * mkdeps.c (deps_add_default_target): Robustify. Add
8838 basename component only.
8839 * cpp.texi (-M): Describe how default target is generated.
8840 * invoke.texi (-M): Likewise.
8842 2001-02-12 Kazu Hirata <kazu@hxi.com>
8844 * toplev.c (push_float_handler): Remove.
8845 (pop_float_handler): Remove.
8846 * toplev.h: Remove prototypes for the above functions.
8848 2001-02-12 Jakub Jelinek <jakub@redhat.com>
8850 * c-common.c (constant_fits_type_p): New function.
8851 (convert_and_check): Use it.
8853 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8855 * Makefile.in (GXX_ABI_FLAG): Don't define.
8856 * configure.in (--enable-new-gxx-abi): Remove option.
8857 * config.in: Regenerated.
8858 * configure: Likewise.
8860 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
8862 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
8864 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
8865 regular basic block, and arrange for all edges into it to switch
8868 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8870 * Makefile.in (distclean): Do not remove .gdbinit.
8872 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8874 * Makefile.in (gcc.o): Fix typos.
8875 (protize.o): Likewise.
8876 (unprotoize.o): Likewise.
8878 2001-02-11 Richard Henderson <rth@redhat.com>
8880 * tree.c (build1): Check for null operand in last change.
8882 2001-02-11 Richard Henderson <rth@redhat.com>
8884 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
8885 (fold): Don't assume a constant isn't foldable.
8886 * tree.c (build): Set TREE_CONSTANT for an expression with no
8887 side-effects and constant operands.
8890 2001-02-10 Richard Henderson <rth@redhat.com>
8892 * jump.c (squeeze_notes): Revert 2000-05-12 change.
8894 2001-02-10 Anthony Green <green@redhat.com>
8896 * cpp.texi (Standard Predefined): Add documentation for
8899 * c-common.c (combine_strings): Improve warning message.
8901 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
8903 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
8905 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
8907 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
8909 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
8912 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8914 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
8917 2001-02-09 Nick Clifton <nickc@redhat.com>
8919 * config/arm/arm.md: Change output contraint on post inc
8920 load/store multiple patterns to be a read/write contraint.
8922 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
8924 * gcc.c (cpp_options): Delete .d files on error. Don't delete
8925 .o files when using the -M options.
8927 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8928 David Edelsohn <edelsohn@gnu.org>
8930 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
8931 handle DImode constants. Use one TOC entry for SImode and smaller
8932 constants, aligned properly.
8934 2001-02-08 Jason Merrill <jason@redhat.com>
8936 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
8937 about the SP adjustment for saving the static chain pointer.
8938 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
8939 offset when setting a temporary CFA register.
8941 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
8943 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
8944 powerpc-*-chorusos* .
8945 * config/rs6000/chorus.h : New file.
8946 * config/i386/chorus.h : New file.
8947 * config/sparc/chorus.h : New file.
8948 * config/sparc/t-chorus-elf : New file.
8950 2001-02-08 David Edelsohn <edelsohn@gnu.org>
8952 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
8953 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
8954 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
8955 (__WCHAR_TYPE__): Correct macro name.
8957 2001-02-08 Richard Henderson <rth@redhat.com>
8959 * config/i386/i386.c (ix86_frame_pointer_required): New.
8960 (ix86_setup_frame_addresses): New.
8961 (struct machine_funciton): Add accesses_prev_frame.
8962 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
8963 ix86_frame_pointer_required.
8964 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
8965 (SETUP_FRAME_ADDRESSES): New.
8966 * config/i386/i386-protos.h: Update.
8967 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
8968 from FRAME_POINTER_REQUIRED.
8969 * config/i386/svr3gas.h: Likewise.
8970 * config/i386/sysv3.h: Likewise.
8971 * config/i386/v3gas.h: Likewise.
8973 2001-02-08 Richard Henderson <rth@redhat.com>
8975 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8976 calculation of the number of integer registers required.
8977 (function_arg_record_value): Likewise.
8979 2001-02-08 Jason Merrill <jason@redhat.com>
8981 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8982 two. Print file and line with "confused" message.
8984 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8986 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8988 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8990 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8992 * final.c (cleanup_subreg_operands): The address of a MEM can
8995 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8998 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
9000 * gcc.texi (Incompatibilities): Update documentation of
9001 preprocessing numbers.
9003 2001-02-07 Jakub Jelinek <jakub@redhat.com>
9005 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
9007 2001-02-07 Mark Mitchell <mark@codesourcery.com>
9009 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
9011 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
9012 * gcc.c (struct compiler): Add cpp_spec field.
9013 (input_file_compiler): New variable.
9014 (do_spec_1): Allow a particular compiler to handle `%C'
9016 (main): Store the current compiler in input_file_compiler.
9017 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
9019 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
9021 * cpphash.h (struct spec_nodes): Add n_true and n_false.
9022 * cppinit.c (cpp_create_reader): Initialize them.
9023 (append_include_chain): cxx_aware arg might be unused.
9024 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
9025 keywords and give them their phase 7 meaning. Pedwarn about
9026 this unless '__bool_true_false_are_defined' is defined.
9028 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9030 * lcm.c (optimize_mode_switching): Emit mode_set before the
9031 JUMP_INSN of an abnormal edge.
9033 2001-02-07 Bernd Schmidt <bernds@redhat.com>
9035 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
9036 a scheduling barrier at the end.
9038 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
9040 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9042 * config/sh/sh.md (reload_outsf): Removed.
9043 (movsf_ie): Introduce constraints for FPUL loads and stores.
9044 (reload_insf): Broaden the output constraint.
9046 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
9048 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
9049 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
9051 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
9053 * final.c: Revert my previous changes.
9054 * output.h: Make profile_label_no extern.
9055 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
9056 for generating label.
9058 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
9060 * config/i386/djgpp.h: Add comments about standard paths.
9061 (MD_EXEC_PREFIX): Undefine before defining.
9062 (MD_STARTFILE_PREFIX): New.
9064 2001-01-30 Bruce Korb <bkorb@gnu.org>
9066 fixinc/fixincl.c(process): Emit error message only if appropriate :)
9067 (load_file): do not rely on load_file_data() to close file pointer
9068 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
9069 fixinc/inclhack.def(irix_limits_const): add test_text
9071 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9073 * cppexp.c (parse_defined): Improve diagnostics for invalid
9076 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9078 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
9080 2001-02-06 Mark Mitchell <mark@codesourcery.com>
9082 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
9083 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
9084 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
9085 (rs6000_output_symbol_ref): New function.
9086 (output_toc): Use VTABLE_NAME_P.
9088 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9090 * print-tree.c (print_node, case PARM_DECL):
9091 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
9093 * stor-layout.c (reference_types_internal): New variable.
9094 (internal_reference_types): New function.
9095 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
9096 * tree.h (internal_reference_types): New declaration.
9098 * cse.c (find_best_addr): Fix typo in computing cost.
9100 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9102 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
9103 and this is the sum of a pointer and a constant, we know the result
9105 (num_sign_bit_copies, case PLUS): Likewise.
9106 * explow.c (convert_memory_address): Remove opposite SUBREG.
9107 * function.c (instantiate_new_reg): New function (from common code).
9108 (instantiate_virtual_regs_1): Call it.
9109 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
9110 if pointers sign- or zero-extend.
9111 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
9112 If pointers extend unsigned, use inside of SUBREG.
9113 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
9115 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
9117 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
9118 subdir of gcc_gxx_include_dir.
9119 (gcc_gxx_target_include_dir): Remove.
9121 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
9123 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
9124 (dwarf2out_frame_debug_expr): Revise introductory comments to add
9125 a high-level description.
9127 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
9129 * final.c: Move the declaration of profile_label_no to ...
9130 * output.h: ... here.
9131 * function.c (expand_function_start): Call PROFILE_HOOK.
9132 * config/rs6000/aix.h: Define PROFILE_HOOK.
9133 * config/rs6000/rs6000-protos.h: output_profile_hook new.
9134 * config/rs6000/rs6000.c (output_profile_hook): Define.
9135 (output_prolog): Do nothing for ABI_AIX as it is taken care by
9136 output_profile_hook.
9137 tm.texi : Explain new macro PROFILE_HOOK.
9139 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
9141 * extend.texi (Extended Asm): Do not say that semicolon is always
9142 a valid line-breaking character for GNU assemblers. Use
9143 newline-tab as the most commonly supported syntax. Use
9144 newline-tab rather than semicolon in multi-insn examples.
9146 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9148 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
9150 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9151 David Edelsohn <edelsohn@gnu.org>
9153 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
9154 code for AIX, even without flag_pic.
9156 2001-02-05 Jakub Jelinek <jakub@redhat.com>
9158 * c-typeck.c (common_type): push and pop binding level around
9159 calling common_type on function parameters.
9161 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
9163 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
9165 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9167 * config/mips/mips.c (override_options): Fix typo in last change.
9168 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
9169 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
9171 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
9173 * invoke.texi (-fdump-class-layout): Document.
9174 (-fdump-translation-unit): Use `=' as filename separator.
9176 2001-02-05 Mark Mitchell <mark@codesourcery.com>
9178 * Makefile.in (s-mlib): Don't build multilibs if
9180 (DRIVER_DEFINES): Adjust accordingly.
9182 (protoize.o): Likewise.
9183 (unprotoize.o): Likewise.
9184 * configure.in: Recognize --enable-multilib.
9186 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9188 * Makefile.in (DRIVER_DEFINES): Fix quoting.
9190 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
9191 * configure.in: Remove --enable-libstdcxx_v3 support.
9192 * configure: Regenerated.
9194 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9196 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
9197 Call abort instead of fatal.
9198 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
9199 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
9200 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
9201 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
9202 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
9203 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
9205 * diagnostic.h (set_internal_error_function): Renamed.
9206 * toplev.h (internal_error): Renamed from fatal.
9207 (pfatal_with_name): Deleted.
9208 (fatal_io_error): Now has printf-style arguments.
9209 * diagnostic.c (pfatal_with_name): Deleted.
9210 (fatal_io_error): Rework to have args in printf-style.
9211 (set_internal_error_function): Renamed from set_fatal_function.
9212 (internal_error): Renamed from fatal.
9213 (error_recursion, fancy_abort): Call internal_error instead of fatal.
9214 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
9215 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
9216 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
9217 * flow.c (verify_flow_info): Likewise.
9218 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
9219 * config/mips/mips.c (save_restore_insns): Likewise.
9221 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
9222 * flow.c (verify_flow_info): Likewise.
9223 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
9224 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
9225 (avr_normalize_condition): Likewise.
9226 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
9227 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
9228 (limit_reload_class, double_reg_to_memory): Likewise.
9229 (print_operand_address, emit_1600_code_shift): Likewise.
9230 (gen_tst_reg, gen_compare_reg): Likewise.
9231 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
9232 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
9234 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
9236 * c-parse.in (methoddef): Call fatal_error instead of fatal.
9237 * objc/objc-act.c (build_ivar_chain): Likewise.
9238 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
9240 * graph.c (clean_graph_dump_file): Likewise.
9241 * profile.c (init_branch_prob): Likewise.
9242 * objc/objc-act.c (objc_init): Likewise.
9244 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
9245 * config/avr/avr.c (avr_override_options): Likewise.
9246 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
9247 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
9248 * config/h8300/h8300.c (h8300_init_once): Likewise.
9249 * config/mips/mips.c (override_options): Likewise.
9250 * config/i386/i386.c (override_options): Likewise, rework.
9251 * config/m68k/m68k.c (override_options): Likewise.
9253 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
9255 * config/mips/mips.c (print_operand): Likewise.
9256 * hash.c (hash_allocate): Don't check for failure returns from
9257 obstack functions that can't fail.
9258 (hash_table_init_n, hash_table_init): Likewise; also now return void.
9259 * hash.h (hash_table_init_n, hash_table_init): Now return void.
9260 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
9261 (get_object_reference): Likewise.
9263 2001-02-04 Nick Clifton <nickc@redhat.com>
9265 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
9266 StrongARM1110, 10TDMI, and 1020T.
9268 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9270 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
9272 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
9274 * config/sh/sh.md (movdf load split): Pass register number to
9275 FP_OR_XD_REGISTER_P.
9277 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9279 * cppinit.c (BC): New macro.
9280 (builtin_array): Add __GXX_WEAK__.
9281 * cpplib.h (builtin_type): Add BT_WEAK.
9282 * cppmacro.c (builtin_macro): Handle BT_WEAK.
9283 * defaults.h (SUPPORTS_ONE_ONLY): Define.
9284 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
9286 2001-02-03 Jakub Jelinek <jakub@redhat.com>
9288 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
9290 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9292 * cpphash.h: Rename _ALIGN POOL_ALIGN.
9293 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9295 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9297 * cpphash.h: Rename ALIGN _ALIGN.
9298 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9300 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
9302 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
9303 compilation environment.
9304 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
9305 control over location of cygwin includes and libs.
9307 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9309 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
9311 2001-02-02 lars brinkhoff <lars@nocrew.org>
9313 * md.texi (Standard Names): remove reference to spur.md.
9315 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9317 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
9318 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
9319 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
9320 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
9321 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
9323 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9325 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
9326 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
9327 number before reload.
9328 (c4x_adjust_cost): Return zero before reload.
9329 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
9330 split before reload.
9332 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9334 * c4x.c (c4x_hard_regno_rename_ok): New.
9335 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
9336 * c4x.h (HARD_REGNO_RENAME_OK): Define.
9338 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9340 * diagnostic.h: Add missing "extern" in all declarations.
9342 2001-02-02 Alex Samuel <samuel@codesourcery.com>
9344 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
9345 as for gcc_gxx_include_dir.
9347 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9349 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
9351 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9353 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
9354 label before alignment to be used as the braf base address.
9355 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
9357 (casesi_jump_2): Require at least TARGET_SH2.
9359 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
9360 truncation to 32-bit doubles on -m3e and -m4-single-only.
9362 2001-02-02 Mark Mitchell <mark@codesourcery.com>
9364 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
9365 the default when building a shared object.
9366 (init_spec): Use it.
9367 * testsuite/lib/g++.exp: Include the directory where libgcc
9368 is located to the LD_LIBRARY_PATH list.
9369 * invoke.texi (-shared-libgcc): Document the cases in which
9370 GCC defaults to using the shared libgcc.
9372 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9374 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
9375 unsigned is wide enough.
9377 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
9378 (si_to_float): Likewise.
9379 (float_to_si, float_to_usi): Use BITS_PER_SI.
9381 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9383 * dwarf2out.c: Added explanation of abbreviations.
9384 (def_cfa_1): Added comments listing DWARF2 instructions.
9385 (cfa_temp_reg): Removed in favor of cfa_temp.
9386 (cfa_temp_value): Removed in favor of cfa_temp.
9387 (cfa_temp): New global variable.
9388 (dwarf2out_frame_debug_expr): Added extensive introductory
9389 comments explaining the function's transformations. Revised to
9390 use cfa_temp. Added some rtx checking. Generalize IOR case.
9391 (dwarf2out_frame_debug): Revised to use cfa_temp.
9392 (output_aranges): Cast as "unsigned" to avoid warning.
9393 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
9394 explain which instructions must be marked.
9396 2001-02-01 Richard Henderson <rth@redhat.com>
9398 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
9401 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
9403 * config/sh/crt1.asm (main_k): Modified so that start calls
9404 ___setup_argv_and_call_main.
9406 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
9408 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
9409 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
9410 and AVOID_LPASTE is cleared on meeting an unescaped newline.
9411 * cppmacro.c (builtin_macro): Set builtin flags here.
9412 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
9413 (replace_args): Clarify intent.
9414 (cpp_get_token): Macro expansion tokens get the saved flags.
9416 * cppmain.c (scan_buffer): Remove now-redundant print.printed
9419 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9421 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
9424 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9426 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
9427 returns Pmode pseudo, but we need ptr_mode.
9428 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
9429 Remove bogus conversions; use HOST_WIDE_INT for size.
9430 Don't use TARGET if wrong mode.
9432 * config/i386/i386.c (ix86_compute_frame_size): Allow
9433 stack_alignment_needed to be non-default even if size is zero.
9435 2001-01-31 Alan Modra <alan@linuxcare.com.au>
9437 * pa.c (hppa_init_pic_save): New function.
9438 * pa.h (hppa_init_pic_save): Declare.
9439 * pa.md (call, call_value, sibcall, sibcall_value): Use
9440 the above instead of duplicated code.
9442 * pa.c (hppa_encode_label): Correct size of alloca buffer
9443 so we don't overrun it. Correct leading `*' case.
9444 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
9445 need to handle `*@'.
9446 (FUNCTION_NAME_P): Likewise.
9448 2001-01-31 Richard Henderson <rth@redhat.com>
9450 * config.gcc (alpha-osf5): Use float-i128.h.
9452 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
9453 * config/float-i32.h: Likewise.
9454 * config/float-i64.h: Likewise.
9455 * config/float-sh.h: Likewise.
9456 * config/float-sparc.h: Likewise.
9458 2001-01-31 DJ Delorie <dj@redhat.com>
9460 * expmed.c (extract_bit_field): allow non-integral modes if we
9461 want to extract a whole register from itself.
9463 2001-01-31 Jakub Jelinek <jakub@redhat.com>
9465 * c-typeck.c (set_init_index): If first is equal to last, assume as
9466 if it was not a range at all.
9468 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9470 * config/fp-bit.c: Include tm.h.
9471 (float_to_si): Don't assume SImode is 32-bits wide.
9472 (float_to_usi): Likewise.
9474 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9476 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9478 (typename): Call pending_xref_error after parsing typed_typespecs.
9479 * c-decl.c (lookup_tag): Give error immediately rather than
9480 leaving it pending if the tag of the wrong type is in the same
9482 (xref_tag): Don't pedwarn for forward declarations of enum types
9484 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9487 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9489 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9491 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9493 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9494 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9496 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9498 * cpphash.h (struct cpp_reader): New saved_flags.
9499 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9500 to avoid a paste after a pasted token.
9502 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9504 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9505 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9506 Wtype_MIN instead of LONG_MIN.
9508 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9510 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9512 * fixinc/fixincl.x: Regenerated.
9513 * fixinc/inclhack.def (irix_limits_const): New definition to
9514 convert "const" to "__const" in limits.h.
9516 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9518 * fixinc/genfixes (AG): Fix "autogen4" thinko.
9520 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9522 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
9523 when register dies in the insn.
9525 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9527 * diagnostic.c (fatal): Fix word wrap.
9529 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
9531 * combine.c (try_combine): Fix SUBREG setting for
9532 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
9534 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9536 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
9539 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9541 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
9543 * toplev.c (decode_W_option): Update warn_larger_than
9544 unconditionally for each processed switch.
9546 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9548 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
9550 (hppa_expand_prologue): Delete code to save pic offset table register
9551 in the function prologue.
9552 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
9553 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
9554 table register at the beginning of the function after the prologue.
9556 2001-01-29 lars brinkhoff <lars@nocrew.org>
9558 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
9560 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
9561 Jeff Law <law@redhat.com>
9563 * pa.md (return): Revise comment for trivial return.
9564 (return_internal): Non-trivial return pattern for non-PIC code.
9565 (return_internal_pic): Non-trivial return pattern for PIC code.
9566 It uses the PIC register to ensure it is restored after
9568 (epilogue): Generate appropriate return for PIC and non-PIC code.
9570 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
9572 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
9574 2001-01-29 DJ Delorie <dj@redhat.com>
9576 * combine.c (if_then_else_cond): Pass the correct mode to
9577 operand_subword() for constants.
9579 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
9581 * config/i386/cygwin.h: Add w32api to include search. Search different
9582 directories in a cross-build environment.
9584 2001-11-29 Tim Josling <tej@melbpc.org.au>
9586 * tree.h (TYPE_STUB_DECL): Add documentation.
9588 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
9590 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
9591 (sdbout_field_types): Likwise. Fix use of host_integerp.
9593 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
9595 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
9598 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
9600 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
9601 to use flag_gnu_linker.
9603 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9605 * cpplib.c (T_BAD_DIRECTIVE): Remove.
9606 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
9608 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
9610 * tree.c, tree.h (build_parse_node): Remove; was identical to
9612 * c-lang.c (start_cdtor), objc/objc-act.c
9613 (build_module_descriptor): Use build_nt instead of
9616 2001-01-29 Jakub Jelinek <jakub@redhat.com>
9618 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
9619 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
9620 not have any upper bits set.
9622 2001-01-29 Phil Edwards <pme@sources.redhat.com>
9624 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
9626 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9628 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
9630 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
9632 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
9633 (integer_minus_one_node): Define.
9635 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
9637 * Makefile.in (bootstrap2-lean): Fix typo.
9639 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
9641 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
9642 : Don't set fe_value.
9643 * cpplib.h (AVOID_LPASTE): New flag.
9644 (struct cpp_hashnode): Remove fe_value.
9645 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
9646 * cppmacro.c (builtin_macro): Don't set flags here.
9647 (replace_args): Set AVOID_LPASTE flag on first token of an
9648 argument, and the token following it.
9649 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
9650 macro expansion, and on the token following it. Do it for
9652 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
9654 2001-01-27 Richard Henderson <rth@redhat.com>
9656 * config/alpha/t-ieee: Remove multilibbing.
9657 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9659 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9661 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9663 * Makefile.in: Remove all dependencies on defaults.h.
9664 * builtins.c: Don't include defaults.h.
9665 * c-common.c: Likewise.
9666 * c-decl.c: Likewise.
9667 * c-pragma.c: Likewise.
9668 * c-typeck.c: Likewise.
9669 * combine.c: Likewise.
9671 * frame-ia64.c: Likewise.
9672 * cppexp.c: Likewise.
9673 * crtstuff.c: Likewise.
9674 * dbxout.c: Likewise.
9675 * dwarf2out.c: Likewise.
9676 * dwarfout.c: Likewise.
9677 * emit-rtl.c: Likewise.
9678 * except.c: Likewise.
9680 * final.c: Likewise.
9681 * frame-dwarf2.c: Likewise.
9682 * libgcc2.c: Likewise.
9683 * optabs.c: Likewise.
9684 * profile.c: Likewise.
9685 * sdbout.c: Likewise.
9686 * toplev.c: Likewise.
9687 * tradcif.y: Likewise.
9689 * varasm.c: Likewise.
9691 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9693 * builtins.c (expand_builtin_fputs): Use size_one_node when
9694 transforming into fwrite.
9696 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9698 * extend.texi (Attribute Syntax): New section.
9700 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9702 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9703 they didn't need fixing.
9705 2001-01-27 Janis Johnson <janis@us.ibm.com>
9707 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9709 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9710 to remove macro definitions that are duplicated from elfos.h.
9712 2001-01-27 Richard Henderson <rth@redhat.com>
9714 * config/i386/sco5gas.h: Move ...
9715 * config/usegas.h: ... here.
9716 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9718 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9720 * c-typeck.c (struct constructor_stack): Add range_stack member.
9721 (really_start_incremental_init): Clear it.
9722 (push_init_level): Save constructor_range_stack and clear it if
9723 pushing explicit braces.
9724 (pop_init_level): abort if constructor_range_stack is non-zero at
9725 explicit closing brace. Restore saved constructor_range_stack if
9728 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9730 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9731 into register was forced into memory.
9733 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9735 * Makefile.in: Remove uses of + before $(MAKE).
9737 2001-01-26 Richard Henderson <rth@redhat.com>
9739 * stmt.c (cost_table): Remove.
9740 (COST_TABLE, cost_table_initialized): New.
9741 (estimate_case_costs): Use the later instead of the former.
9742 (balance_case_nodes): Likewise.
9744 2001-01-26 Richard Henderson <rth@redhat.com>
9746 * alias.c (objects_must_conflict_p): Read-only slots may not
9747 conflict despite having the same type.
9749 2001-01-27 Michael Hayes <mhayes@redhat.com>
9751 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9753 (check_ext_dependant_givs): Initialise u_start_val and
9755 (load_mems): Make last_max_reg unsigned.
9756 (try_swap_copy_prop): Use INSN_P and initialise set.
9758 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9760 * README.AVR : Removed.
9762 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9764 * pa-64.h (text_section): Remove declaration.
9766 * pa.md (return_internal): Remove mode on PIC register use.
9768 2001-01-25 lars brinkhoff <lars@nocrew.org>
9770 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9771 ASM_CLOSE_PAREN): fix typos.
9773 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9775 * acconfig.h: Define `const' to the empty string if neither
9776 __STDC__ nor __cplusplus is defined.
9777 * config.in: Regenerated.
9779 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9781 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9782 * collect2.c (main): Delete importf. Add ".obj" file extension.
9783 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9784 (aix_std_libs): Add additional AIX libraries to skip.
9785 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9786 * config/rs6000/aix51.h: New file.
9788 2001-01-25 Michael Hayes <mhayes@redhat.com>
9790 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9791 (loop_insn_emit_before): No longer static.
9792 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9793 (loop_givs_rescan, load_mems): Likewise.
9794 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9795 (maybe_eliminate_biv_1):
9796 (move_movables): Replace emit_call_insn_before with
9797 loop_call_insn_hoist.
9798 * loop.h (loop_insn_emit_before): Add.
9799 * unroll.c (copy_loop_body): Replace emit_insn_before with
9800 loop_insn_emit_before.
9802 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
9804 * diagnostic.c (fatal): Request preprocessed source.
9806 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
9808 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
9809 olddecl has argument types and newdecl has none, use the argument
9812 2001-01-24 Ulrich Drepper <drepper@redhat.com>
9814 * dwarf2out.c (prefix_of): New function. Determine longest common
9815 prefix of the two arguments. The units are whole path components.
9816 (output_file_names): When adding a new directory find the one entry
9817 with the longest common prefix already in the list. Artificially
9818 generate entry if there is none for this prefix.
9819 Fix test to check whether the zeroth directory entry is used.
9821 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
9823 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
9824 Changed all callers. Take it into account when deciding if a
9825 previously loaded value matches.
9827 2001-01-24 Richard Henderson <rth@redhat.com>
9829 * reload.c (find_reloads_subreg_address): Fail the substitution
9830 if the resulting address is insufficiently aligned.
9832 2001-01-24 DJ Delorie <dj@redhat.com>
9834 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
9835 check the original operand's mode also.
9836 * simplify-rtx.c (simplify_ternary_operation): Ditto.
9838 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9840 * c-parse.in (cast_expr): Move compound literals from here ...
9841 (primary): ... to here. Use standard terminology "compound
9842 literal" instead of "constructor expression".
9844 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9846 * gcc.1, cpp.1: Regenerate.
9848 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
9850 * calls.c (emit_library_call_value_1): Memory slot for
9851 pass-by-reference argument should have the mode of the argument,
9852 not of the pointer to it.
9854 2001-01-24 Tom Tromey <tromey@redhat.com>
9856 * gcc.texi (G++ and GCC): Mention gcj manual.
9857 (Standards): Link to section of manual mentioning gcj/Java
9860 2001-01-24 Jakub Jelinek <jakub@redhat.com>
9862 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
9863 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
9864 * tradcpp.c (main): Add -imacros or -include'd dependencies
9866 * cpp.texi (-M, -MM): Document -M -include behaviour.
9868 2001-01-24 Roger Collins <roger@ProProject.com>
9870 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
9872 2001-01-24 Will Cohen <wcohen@redhat.com>
9874 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
9875 whether registers are 32 bits or 64 bits in size.
9877 2001-01-24 Ben Elliston <bje@redhat.com>
9879 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
9881 2001-01-24 Richard Henderson <rth@redhat.com>
9883 * config/alpha/alpha.md (builtin_longjmp_internal): New.
9884 (builtin_longjmp): Use it instead of emit_indirect_jump.
9886 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
9888 * bb-reorder.c (make_reorder_chain_1): Handle case where
9889 jump edge goes to the same block as the fallthru edge.
9891 2001-01-23 Jim Wilson <wilson@redhat.com>
9893 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
9894 * frame.h (__ia64_personality_v1): Add prototype.
9895 * libgcc2.c (ia64_throw_helper): Change personality declaration to
9896 prototype form. Add void * cast to first argument to personality
9898 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
9899 (asctoe113): Likewise.
9900 * config/ia64/frame-ia64.c: Include eh-common.h.
9901 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
9903 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
9905 (itanium_split_issue): Add prototype.
9906 (gen_nop_type): Ifdef out.
9907 (find_best_packet): Initialize best_packet.
9908 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
9910 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
9911 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
9912 (flushrs): Add explicit stop bit at end.
9913 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
9916 2001-01-23 Chris Demetriou <cgd@broadcom.com>
9918 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
9920 * libgcc2.c (__terminate_func): Make variable static.
9921 (__terminate_set_func): New function to set __terminate_func.
9922 * libgcc2.h (__terminate_func_ptr): New typedef.
9923 (__terminate_set_func): New function.
9925 2001-01-23 Richard Henderson <rth@redhat.com>
9927 * flow.c (init_propagate_block_info): Don't consider unchanging
9928 memories for dead frame store elimination.
9930 2001-01-23 Richard Henderson <rth@redhat.com>
9932 * varasm.c (UNIQUE_SECTION): Move default implementation ...
9933 * defaults.h: ... here.
9935 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9937 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
9939 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9941 * c-lex.c (lex_charconst): Fix typo: s/p/str.
9943 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9945 * rs6000.h (rs6000_return_addr): Move prototype from here...
9946 * rs6000-protos.h (rs6000_return_addr): ...to here.
9947 (rs6000_init_expanders): Delete prototype.
9949 2001-01-23 Nick Clifton <nickc@redhat.com>
9951 * invoke.texi: Replace , with \, inside @gccoptlist macros.
9952 (Spec Files): Document %B and %j and %. and %v3 and %M and
9953 %{S*&T} spec switches.
9955 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9957 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
9959 2001-01-23 Chris Demetriou <cgd@sibyte.com>
9960 Neil Booth <neil@daikokuya.demon.co.uk>
9962 * cpperror.c: Merge handlers of PEDWARN and WARNING.
9963 Have -Werror make pedantic warnings errors, like the
9966 2001-01-23 Phil Edwards <pme@sources.redhat.com>
9968 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
9970 2001-01-23 Jakub Jelinek <jakub@redhat.com>
9972 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
9973 * integrate.c (expand_inline_function): Initialize them.
9974 (subst_constants): If changing COMPARE so that both its arguments
9975 will be VOIDmode and the comparison mode will be lost, note
9976 compare_mode. Use the recorded compare_mode to optimize
9979 2001-01-23 Jason Merrill <jason@redhat.com>
9981 * dwarf2out.c (new_die): Use xcalloc.
9982 (output_die): Abort rather than emit a local reference to offset 0.
9984 2001-01-17 Andrew Haley <aph@redhat.com>
9986 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9987 of a saved register; return NULL instead.
9988 (copy_reg): Take a pointer to a source register rather than a
9990 (next_stack_level): Remember the address in the stack frame of all
9992 Use the saved register pointer array as the source of the CFA.
9993 (throw_helper): Rewrite. Unwind once rather than twice and keep
9994 track of saved registers as we go.
9996 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9998 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9999 * c4x.c (c4x_legitimize_reload_address): Remove.
10000 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
10001 reload address for ldp(k) insn.
10003 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
10005 * pa.md (return_internal): Add a USE of the PIC register to ensure
10006 it is restored after each call.
10007 (return expander): Corresponding changes.
10009 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10011 * rs6000.h (INIT_EXPANDERS): Delete.
10012 (RETURN_ADDR_RTX): Call rs6000_return_addr().
10013 * rs6000.c (rs6000_override_options): Call *_machine_status from
10015 (rs6000_init_expanders): ...instead of here. Delete.
10016 (rs6000_mark_machine_status): New function.
10017 (rs6000_init_machine_status): Use xcalloc.
10018 (rs6000_return_addr): Generate RTX for the return address.
10019 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
10020 (rs6000_stack_info): Use it.
10022 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
10024 * gthr-win32.h: Include errno.h to get a declaration for
10025 EINVAL and _mingw.h if the target is mingw32.
10027 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
10029 * cpp.texi: Correct typos.
10031 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10033 * explow.c (probe_stack_range): Ensure value passed to
10034 stack_check_libfunc is ptr_mode, not Pmode.
10036 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
10038 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
10039 case, don't use operand_subword to calculate a SUBREG that is
10042 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
10044 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10046 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
10047 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
10048 valid. If not replace it by equivalent insns.
10050 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10052 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
10053 contains SYMBOL_REF, LABEL_REF and CONST_INT.
10054 (c4x_U_constraint, symbolic_address_operand): Likewise.
10055 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
10057 (c4x_r11_set_p, c4x_check_laj_p): New functions.
10058 * c4x-protos.h (c4x_check_laj_p): Add prototype.
10059 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
10060 anulling slot because of silicon bug.
10061 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
10063 2001-01-22 Alan Modra <alan@linuxcare.com.au>
10065 * cppexp.c (parse_charconst): Change `mask' type to agree
10068 2001-01-21 Richard Henderson <rth@redhat.com>
10070 * config/i386/i386.c (ix86_asm_file_end): Disable putting
10071 pic_label_name in a linkonce section.
10073 2001-01-17 Philipp Thomas <pthomas@suse.de>
10075 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
10077 * configure: Regenerate.
10079 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
10081 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
10082 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
10084 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
10086 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
10087 If REVERSE nonzero then condition code in X must be reversed.
10088 (encode_section_info): Optimise if/else.
10089 (avr_function_value): Fix formatting.
10091 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
10092 (difficult_branch): Likewise.
10093 (rvbranch): Likewise.
10094 (difficult_rvbranch): Likewise.
10096 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
10098 * config/avr/libgcc.S: Fix comment.
10100 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10102 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
10104 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10106 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
10108 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10110 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
10111 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
10112 * configure, config.in: Regenerate.
10113 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
10114 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
10115 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
10116 (doprint.o): New rule.
10118 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
10120 * c-typeck.c (digest_init): Handle boolean types as scalars.
10122 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10124 * stmt.c (expand_return): Don't return anything if size is zero.
10125 Delete redundant assignment to BYTES.
10126 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
10128 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
10130 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
10131 the same as the default library function names.
10132 * config/avr/avr.md: Document special characters after '%'.
10133 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
10134 knowing which of the call-used registers are really clobbered.
10135 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
10136 New. Both quotient and remainder from one libgcc.S call.
10137 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
10138 clobber as few registers as possible.
10139 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
10141 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
10143 * cppmacro.c (funlike_invocation_p): Don't move back up to the
10144 context of the top of the stack.
10146 2001-01-20 Jakub Jelinek <jakub@redhat.com>
10148 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
10149 (fixup_var_refs_insns): ...here.
10151 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
10153 * function.c (fixup_var_refs_insns): Break up into
10154 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
10155 [loop over entire insn list], and fixup_var_refs_insns_with_hash
10156 [loop over hash table entries].
10157 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
10158 fixup_var_refs_insns_with_hash, to match above changes.
10160 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10162 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
10163 (libgcc.a): Likewise.
10164 (stmp-multilib): Likewise.
10165 (STAGE2_FLAGS_TO_PASS): Likewise.
10167 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10169 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
10170 temporary if no_new_pseudos.
10172 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
10174 * cppinternals.texi: Update.
10176 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
10178 * arm.c (arm_init_builtins): Re-enable builtins.
10180 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10182 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
10183 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
10184 element to be null, and always expect an EXPR_LIST.
10185 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
10186 * sched-deps.c (sched_analyze_1): Likewise.
10187 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10189 * regclass.c (max_set_parallel): New variable.
10190 (reg_scan): Take it into account in computation of max_parallel.
10191 (reg_scan_mark_refs, case SET): Compute it.
10193 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
10195 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
10196 * function.c (assign_parms): Use INTVAL for a CONST_INT.
10198 2001-01-19 Jason Merrill <jason@redhat.com>
10200 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
10201 for the abstract instance of an inline function.
10203 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
10204 J"orn Rennecke <amylaar@redhat.com>
10206 * reload1.c (move2add_note_store): Treat all registers directly or
10207 indirectly derived from a base register as members of the same set
10209 (reload_cse_move2add): Adjust accordingly. Take mode and offset
10210 of base register into account.
10212 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
10214 * alias.c (find_base_value): Recognize TRUNCATE.
10215 (record_set): In PLUS case, invalidate if other summand is also a
10218 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10220 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
10221 entry to be EXPR_LIST.
10222 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
10223 be an EXPR_LIST (but not null, which other code doesn't allow).
10224 (note_stores): Properly handle PARALLEL in SET.
10225 Recursively call for top-level PARALLEL.
10226 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
10227 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10229 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
10231 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
10233 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
10234 not pfile->skipping (== 0).
10236 2001-01-17 Nick Clifton <nickc@redhat.com>
10238 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
10241 2001-01-17 Jim Wilson <wilson@redhat.com>
10243 * invoke.texi (IA-64 options): Improve.
10245 2001-01-17 Tom Tromey <tromey@redhat.com>
10247 * invoke.texi (Optimize Options): Use `{}' to around @samp
10250 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
10252 * invoke.texi (-fno-guess-branch-probability): New option.
10254 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10256 * combine.c (try_combine): Don't set i3_subst_into_i2 for
10257 case of making new double-word constant.
10258 Revert last change: instead just test i3_subst_into_i2.
10260 2001-01-17 Jakub Jelinek <jakub@redhat.com>
10262 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
10263 Use q constraints instead of r.
10265 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
10267 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
10268 (machine_function): Define.
10269 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
10270 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
10271 pa_free_machine_status): New functions.
10272 (override_options): Set {init,mark,free}_machine_status to above.
10273 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10274 PIC_OFFSET_TABLE_REGNUM_SAVED.
10275 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10276 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
10277 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
10278 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
10279 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10281 2001-01-15 DJ Delorie <dj@redhat.com>
10283 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
10287 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10289 * flow.c (propagate_one_insn): Make trying to delete a prologue
10290 or epilogue insn an ICE, not a warning. Allow doing this if
10291 the current function returns with stack pointer depressed.
10293 * combine.c (try_combine): If i3_subst_into_i2, properly check for
10294 I3 having more than one SET.
10296 2001-01-16 Jim Wilson <wilson@redhat.com>
10298 * invoke.texi: Document IA-64 options.
10300 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
10301 (fixup_errata): Delete TARGET_A_STEP use.
10302 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
10303 (TARGET_SWITCHES): Delete -ma-step option.
10304 * config/ia64/ia64.md (all FP patterns): Delete %B0.
10305 (movqicc_astep, movqi_internal_astep, movhicc_astep,
10306 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
10307 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
10308 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
10309 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
10311 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
10312 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
10313 cmovsi_internal): Delete ! TARGET_A_STEP check.
10315 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10317 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
10318 possibility to report bugs via postal mail. Change a URL and
10319 merge in a nearly duplicate statement...
10320 (Bug Reporting): ...from here.
10321 (Service): Refer to the Bug Reporting section instead of
10322 duplicating an URL.
10323 (Contributing): Remove trivial explanations concerning snapshots.
10325 2001-01-16 Alan Modra <alan@linuxcare.com.au>
10327 * cppmain.c (general_init): Don't use ANSI prototype.
10329 2001-01-16 Tom Tromey <tromey@redhat.com>
10331 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
10333 2001-01-16 Richard Henderson <rth@redhat.com>
10335 * config/i386/i386.h: Fix comment typo.
10336 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
10337 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
10339 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10341 * gcc.c: Revert previous -fsyntax-only-related change; move
10344 2001-01-16 Jakub Jelinek <jakub@redhat.com>
10346 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
10347 inmode after checking GET_CODE (op).
10349 2001-01-16 Richard Henderson <rth@redhat.com>
10351 * flow.c (struct propagate_block_info): Add mem_set_list_len.
10352 (MAX_MEM_SET_LIST_LEN): New.
10353 (propagate_one_insn): Update mem_set_list_len.
10354 (invalidate_mems_from_autoinc): Likewise.
10355 (invalidate_mems_from_set): Likewise.
10356 (mark_used_regs): Likewise.
10357 (init_propagate_block_info): Likewise. Stop collecting memories
10358 when we reach MAX_MEM_SET_LIST_LEN.
10359 (mark_set_1): Likewise.
10361 2001-01-16 Richard Henderson <rth@redhat.com>
10363 * unroll.c (precondition_loop_p): Fail if no iteration
10366 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10368 * gcc.c: When -fsyntax-only is given, do not complain about
10371 2001-01-15 Richard Henderson <rth@redhat.com>
10373 * config/i386/i386.c (asm_output_function_prefix): Remove.
10374 (ix86_asm_file_end): New.
10375 (load_pic_register): Generate pic_label_name into a
10376 staticly allocated buffer.
10377 * config/i386/i386-protos.h: Update.
10378 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
10379 (ASM_FILE_END): New.
10380 * config/i386/i386afe.h: New file.
10381 * config.gcc (i?86-*-elf) [tm_file]: Use it.
10382 (i?86-*-{freebsd,linux*,moss*}): Likewise.
10383 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
10384 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
10385 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
10386 * config/i386/sco5.h (ASM_FILE_END): Likewise.
10387 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
10389 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10391 * Makefile.in (install-man): Remove explicit dependency on
10394 * configure.in, configure: Revert previous patch requiring perl
10397 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
10399 * toplev.c (flag_guess_branch_prob): New.
10400 (f_options): Add guess-branch-probability option.
10401 (rest_of_decl_compilation): Only estimate branch probability if
10403 (main): set flag_guess_branch_prob.
10405 * flags.h (flag_guess_branch_prob): New.
10407 2001-01-15 DJ Delorie <dj@redhat.com>
10409 * gcc.texi (Makefile): Add documentation for Makefile targets.
10411 2001-01-15 Philip Blundell <philb@gnu.org>
10413 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
10415 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
10416 (is_pic): Delete declaration.
10417 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
10418 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
10419 * config/arm/arm.md (builtin_setjmp_receiver): New.
10421 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10423 * arm.c (use_return_insn): Don't try to determine the function type
10424 until after reload has completed.
10425 (arm_output_epilogue): Don't adjust the sp value recovered from the
10427 (emit_multi_reg_push): Don't record dwarf information for the pc.
10428 * arm.md (eh_epilogue): The function type may have changed, so it
10429 needs to be recalculated.
10430 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
10431 unwind tables on arm/netbsd.
10433 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10435 * arm.md (cbranchsi4): Correct calculation of branch ranges.
10436 (negated_cbranchsi4): Likewise.
10438 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10440 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
10441 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10442 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
10443 pass -mapcs-* options to assembler.
10444 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
10445 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10446 (ASM_SPEC): Call subtarget_extra_asm_spec.
10448 2001-01-15 Andreas Jaeger <aj@suse.de>
10450 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
10452 (ix86_expand_builtin): Likewise.
10454 * gencodes.c (output_predicate_decls): Make i size_t to avoid
10455 warning about comparison between signed and unsigned.
10457 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10459 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
10461 2001-01-14 Ralf Baechle <ralf@gnu.org>
10463 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
10464 SUBTARGET_CPP_SPEC apropriatly.
10466 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10468 * varasm.c (make_decl_rtl): Fix typo in last change.
10470 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10472 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10473 linker supports the init_priority C++ attribute.
10474 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10475 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10476 linker does not support init_priority C++ attribute.
10478 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10480 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10482 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10484 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10485 * cp/lex.c (finish_parse): Similarly.
10486 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10487 Return the number of errors encountered.
10488 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10489 * cppmain.c (main): Don't call cpp_destroy.
10491 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10493 * configure.in: Require at least perl 5.6.0 to regenerate
10495 * configure: Regenerate.
10497 2001-01-14 Richard Henderson <rth@redhat.com>
10499 * genrecog.c (DT_veclen_ge): New.
10500 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10501 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10502 (nodes_identical_1): Handle DT_veclen_ge.
10503 (write_cond, debug_decision_2): Likewise.
10505 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10507 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10509 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10511 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10513 * cppmain.c (do_preprocessing): New function; most of the old
10515 (main): Call it to do most of the work.
10516 (cb): Move from global scope to set_callbacks ().
10517 (setup_callbacks): Get the callback pointer.
10518 (general_init, printer_init): Clean up code and comments.
10520 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10522 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
10525 2001-01-14 Kazu Hirata <kazu@hxi.com>
10527 * config/h8300/h8300.c (get_shift_alg): Update comments.
10529 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10531 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
10532 (alloc_page, ggc_alloc): Add casts to remove warnings.
10534 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10536 * combine.c (simplify_comparison): Don't change `code' when
10537 can't reverse comparison.
10539 2001-01-14 Richard Henderson <rth@redhat.com>
10541 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
10542 update all call sites. Return true for all non-label constants.
10544 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
10546 * i386.c (ix86_expand_compare): Add bypass_test and second_test
10548 (ix86_expand_branch): Update.
10549 (ix86_expand_setcc): Update to handle multiple test conditions.
10550 (expand_int_movcc): Likewise.
10551 (expand_fp_movcc): Likewise.
10552 * i386-protos.h (ix86_expand_compare): New.
10553 * i386.md (andqi_?_slp, orqi_?_slp): New.
10554 (conditional trap expander): Update call to ix86_expand_compare.
10556 2001-01-14 Richard Henderson <rth@redhat.com>
10558 * config/vax/vax.md: Use nonimmediate_operand instead of
10559 general_operand in destinations.
10561 * config/vax/vax.md (indirect_jump): Use register_operand.
10563 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
10564 * config/vax/vax.md (call_pop): Turn into an expander.
10565 (call_value_pop): Likewise.
10566 (call, call_value): New.
10568 2001-01-14 Andreas Jaeger <aj@suse.de>
10570 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
10572 (ix86_fp_compare_mode): Add unused attribute.
10573 (ix86_expand_fp_movcc): Remove unused variable.
10574 (ix86_expand_builtin): Make fcode unsigned.
10576 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
10577 (expand_expr): Add cast to avoid signed warning.
10578 (store_field): Likewise.
10579 (store_constructor_field): Likewise.
10580 (store_constructor): Likewise.
10581 (store_expr): Likewise.
10582 (clear_storage): Likewise.
10583 (emit_group_store): Likewise.
10584 (emit_group_load): Likewise.
10586 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10588 * c-common.c: Move format checking code to ...
10589 * c-format.c: ... here. New file. Reorder some functions and
10591 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
10593 * c-common.h (decl_handle_format_attribute,
10594 decl_handle_format_arg_attribute): Declare.
10595 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
10596 (c-common.o): Adjust dependencies.
10597 (c-format.o): New list of dependencies.
10599 2001-01-13 Jakub Jelinek <jakub@redhat.com>
10601 * unroll.c (loop_iterations): If we cannot prove iteration variable
10602 is set once in each iteration, punt.
10604 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
10606 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
10607 (*strlenhi): Remove clobber (which was buggy) of output address.
10609 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10611 * Makefile.in (generated-manpages): Add gcc.1
10612 ($(srcdir)/gcc.1): New target.
10613 (maintainer-clean): Delete $(srcdir)/gcc.1.
10614 * gcc.texi: Add macros @gccoptlist and @gol.
10615 * invoke.texi: Include option summary in manpage. Mark up option
10616 summary with @gccoptlist and @gol. Use @r in one place where
10618 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
10619 * gcc.1: Generate from invoke.texi.
10621 2001-01-13 Richard Henderson <rth@redhat.com>
10623 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
10624 (struct page_entry): Add group member.
10625 (struct page_group): New.
10626 (struct globals): Add page_groups member.
10627 (alloc_anon): Only define for using mmap; remove valloc call.
10628 (page_group_index): New.
10629 (set_page_group_in_use): New.
10630 (clear_page_group_in_use): New.
10631 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
10632 (free_page, release_pages): Likewise.
10633 * configure.in (with-gc): Default to ggc-page always.
10635 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10637 * reload1.c (replace_pseudos_in_call_usage): Use
10638 reg_equiv_constant and reg_equiv_address, and don't try
10639 regno_reg_rtx first.
10641 2001-01-13 Richard Henderson <rth@redhat.com>
10643 * ggc-page.c (alloc_page): Round up allocation size to one page.
10644 Set e->order on extra pages.
10646 2001-01-13 Richard Henderson <rth@redhat.com>
10648 * genrecog.c (nodes_identical): Expand commentary.
10649 (write_switch): Watch out for identical nodes.
10651 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10653 * cppfiles.c (_cpp_fake_include): New function.
10654 * cpphash.h (_cpp_fake_include): New.
10655 * cpplib.c (do_line): Call _cpp_fake_include when entering
10656 header files in preprocessed input.
10657 * cppmain.c (cb_pragma_implementation): Remove handling.
10658 (setup_callbacks): Don't register pragmas.
10660 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10662 * extend.texi: Udate for CPP.
10664 2001-01-13 Andreas Jaeger <aj@suse.de>
10666 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10668 * regmove.c: Add prototype for replace_in_call_usage.
10670 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10672 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10673 struct cpp_chunk, struct htab, struct toklist,
10674 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10675 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10676 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10677 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10678 (struct macro_args): Delete.
10679 * cpphash.h: See above.
10681 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10683 * cppmain.c (struct printer): Remove no_line_dirs.
10684 (options, cb): New.
10685 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10686 : Use options rather than CPP_OPTION.
10687 (setup_callbacks): Use cb rather than pfile->cb.
10688 (main): No need to check for a buffer. Use cpp_errors.
10689 (printer_init): Don't set no_line_dirs.
10690 (maybe_print_line): Use options not no_line_dirs.
10691 (cb_file_change): Don't call print_line if -P.
10693 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10695 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10697 * c-parse.in (finish_parse): Use cpp_errors.
10698 (__yylex): Use return value of cpp_pop_buffer.
10699 * cp/lex.c (finish_parse): Use cpp_errors.
10700 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10702 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10704 * README.AVR: URLs corrected.
10706 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10708 * c-decl.c (start_function): Don't warn if old prototype is builtin
10709 that's not in C's namespace.
10710 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10711 (_bb): Add prototype for ctime.
10712 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10714 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10716 * i386.c (ix86_fp_comparison_arithmetics_cost,
10717 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10718 ix86_fp_comparison_cost): New functions.
10719 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10720 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10721 two-branch sequences; make static.
10722 (ix86_use_fcomi_compare): Do decision according to the costs.
10723 (split_fp_branch): New.
10724 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10725 * i386-protos.h (ix86_expand_fp_compare): Remove
10726 (ix86_split_fp_branch): Declare.
10728 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10729 and ix86_comparison_operator.
10731 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10732 to make it cheaper.
10734 * i386.c (put_condition_code): Output properly the unordered/ordered
10735 compares in fp case.
10736 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10738 * tm.texi (REVERSE_CONDITION): Document.
10739 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10740 in -ffast-math mode.
10741 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10743 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10745 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10747 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10750 * config/sh/sh.c (mova_p): Fix test for mova_const.
10752 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10754 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10755 cpp_get_options rather than dereferencing pfile and using
10757 * scan-decls.c (scan_decls): Use return value of
10758 cpp_pop_buffer rather than CPP_BUFFER.
10760 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10762 * cppinit.c (cpp_handle_option): help_only is now part of the
10763 cpp_options structure.
10764 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10765 cpp_set_callbacks): New functions.
10766 * cpplib.h (cpp_callbacks): Break out as a named structure.
10767 (cpp_options): Move help_only here from cpp_reader.
10768 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10769 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10770 cpp_set_callbacks): New prototypes.
10771 * cppmain.c (main): Update for help_only.
10773 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10775 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10776 Also build and remove and install and uninstall c-tree.info and
10778 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10779 ($(srcdir)/cppinternals.info): New target.
10780 * c-tree.texi: Change file name used when makeinfo used without -o
10781 from ir.info to c-tree.info. Add info directory entry.
10782 * cppinternals.texi: Add info directory entry.
10783 * .cvsignore: Update.
10785 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10787 * c-typeck.c (store_init_value): Don't require constant initializer
10788 elements with -pedantic -std=c99.
10789 (digest_init): Change error about non-constant initializer elements
10791 (constructor_range_end): Remove.
10792 (constructor_incremental, designator_depth,
10793 designator_errorneous): New variables.
10794 (struct constructor_stack): Remove range_end, add incremental.
10795 (struct constructor_range_stack, constructor_range_stack): New.
10796 (struct initializer_stack): Add constructor_range_stack.
10797 (finish_init): Set it.
10798 (start_init): Likewise. require_constant_elements for non-static
10799 trees only if not flag_isoc99.
10800 (really_start_incremental_init): Remove constructor_range_end, add
10801 constructor_incremental.
10802 (pop_init_level): Likewise.
10803 (push_init_level): Likewise. If implicit and the subobject had some
10804 value set already, preinitialize the level with it.
10805 Warn about missing braces only if not pushing due to designators.
10806 (set_designator, push_range_stack): New functions.
10807 (set_init_label): Use them.
10808 (set_init_index): Likewise. Remove constructor_range_end.
10809 Error if designator index is outside of array bounds.
10810 (add_pending_init): Compare values of purpose index trees, not the
10811 trees themselves. Allow overwriting of already initialized element.
10812 Issue a warning if it had side-effects.
10813 (set_nonincremental_init, set_nonincremental_init_from_string): New
10815 (pending_init_member): Rename to...
10816 (find_init_member): ...this function. Call set_nonincremental_init
10817 if necessary. Compare values of purpose index trees, not the trees
10818 themselves. Return the actual value, not just non-zero if something
10820 (output_init_element): Remove checks for duplicates.
10821 If field has zero size, only check the initializer for correctness.
10822 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
10823 if constructor_incremental is zero. Change error about initializers
10824 not computable at load time into pedwarn.
10825 (output_pending_init_elements): Compare bit positions, not
10826 FIELD_DECLs to take into account zero-sized fields.
10827 (process_init_element): Use constructor_range_stack to fill all
10828 ranges in the designator lists from current level up.
10829 * extend.texi: Update documentation for labeled elements.
10831 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
10833 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
10834 to function usage for arguments passed by reference. Optimize
10835 callee-copied arguments.
10836 * regmove.c (replace_in_call_usage): New function.
10837 (fixup_match_1): Call it.
10838 * cse.c (cse_insn): Canonicalize registers in function usage.
10839 * reload1.c (replace_pseudos_in_call_usage): New function.
10842 * Makefile.in: Reverted yesterday's wrong patch. Installed the
10845 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10847 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
10850 2001-01-12 DJ Delorie <dj@redhat.com>
10852 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
10853 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
10856 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10858 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
10859 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
10860 -std options alongside references to -ansi. Update some
10861 documentation for C99.
10862 * cpp.1: Regenerate.
10864 2001-01-12 Andreas Jaeger <aj@suse.de>
10866 * haifa-sched.c (restore_line_notes): Remove argument block B
10868 * sched-ebb.c (schedule_ebb): Change caller.
10869 * sched-rgn.c (schedule_region): Likewise.
10870 * sched-int.h (restore_line_notes): Adjust prototype.
10872 * loop.h: Remove wrong declaration of doloop_condition_get.
10874 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10876 * extend.texi: Move C++-extension-related node from the C section
10877 into the C++ section.
10879 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10881 * extend.texi: Refer to an array of pointers to functions instead
10882 of one of functions.
10884 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
10885 Jan Hubicka <jh@suse.cz>
10887 * combine.c (reversed_comparison): Fix typo in last patch.
10889 (combine_reversed_comparison_code): Make static to follow
10890 prototype declaration.
10892 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10894 * install.texi: Remove misplaced duplicate entry.
10896 2001-01-11 Ulrich Drepper <drepper@redhat.com>
10898 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
10900 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
10902 * final.c: (leaf_function_p): Fix typo.
10904 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
10906 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
10907 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
10909 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
10910 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
10911 mmap_anon, and valloc is available.
10912 * ggc-page.c: Restructure ifdef logic to match new autoconf
10913 spec. Don't throw away the test page in init_ggc.
10915 * configure, config.in: Regenerate.
10917 2001-01-12 Michael Hayes <mhayes@redhat.com>
10919 * loop.h (total_biv_increment): Constify iv_class pointer.
10920 (struct induction): Replace `mem_mode' with `mem' rtx.
10921 * unroll.c (total_biv_increment): Constify iv_class pointer.
10922 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
10923 (find_mem_givs, combine_givs_p): Likewise.
10924 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
10926 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
10928 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
10930 (__gthread_getspecific): Ditto.
10932 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
10934 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
10935 put_condition_code): Convert fp comparison codes to integer
10937 (ix86_expand_fp_compare): Postnote the fp comparison code converison
10940 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
10941 * i386-protos.h (no_comparison_operator): Kill.
10943 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
10945 * combine.c (REVERSIBLE_CC_MODE): Remove.
10946 (reversible_comparison_p): Remove.
10947 (combine_reversed_comparison_code): New.
10948 (reversed_comparison): New.
10949 (combine_simplify_rtx): Use
10950 combine_reversed_comparison_code/reversed_comparison instead
10951 of reversible_comparison_p.
10952 (simplify_if_then_else): Likewise.
10953 (simplify_set): Likewise.
10954 (simplify_logical): Likewise.
10955 (if_then_else_cond): Likewise.
10956 (known_cond): Likewise.
10957 (simplify_comparison): Likewise.
10959 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
10961 * builtins.c (std_expand_builtin_va_start): Handle varargs when
10962 sizeof (int) is larger than sizeof(__word__).
10964 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10966 * cppinit.c (do_includes): Fix typo.
10968 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10970 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
10971 in S_REGS does not occur because not all sources are possible
10972 when a S_REGS is a destination (sometimes needs a clobber).
10973 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10974 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10975 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10976 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10977 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10978 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10979 (lshrdi_const1, lshrsi3_const16): Likewise.
10980 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10981 (*movhi_68hc12, *movqi_68hc12): Likewise.
10982 (movstrictqi): Make sure reloading in D_REGS as a destination
10985 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10987 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10989 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10991 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10992 -D, -U and -A, and don't initialize the builtins.
10993 (do_includes): Error if -include or -imacros with -fpreprocessed.
10994 * cppmain.c (cb_define, cb_undef): Unconditionally process
10996 * tradcpp.c (main): Fix typo.
10998 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
11000 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
11001 (read_name_map): Use IS_ABSOLUTE_PATH.
11002 * tradcpp.c (get_filename): Likewise.
11004 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11006 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
11007 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
11008 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
11009 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
11010 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
11011 (cmphi_z_used): Don't use '@' for the output.
11012 (tstqi_z_used): Likewise.
11013 (cmpqi_z_used): Likewise.
11014 (one_cmplsi2): Likewise.
11016 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11018 * config/sh/sh.c (barrier_align): Recognize branch around far
11019 branch and redundant insn.
11021 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11023 * invoke.texi: Restore documentation of the drivers' switches -MD
11026 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11028 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
11030 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
11031 check-objc//%): Support parallel testing of multilibs.
11032 (TESTSUITEDIR): Set to testsuite by default, but override for
11034 (check-gcc, check-g++, check-g77, check-objc): Enter
11037 2001-01-11 Bernd Schmidt <bernds@redhat.com>
11039 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
11040 * sched-deps.c (deps_may_trap_p): Likewise.
11041 * basic-block.h: Remove a comment.
11042 * flow.c (PROP_POSTRELOAD): Remove.
11043 (update_life_info): Don't add it to prop_flags.
11044 (mark_set_1): Lose the code that was enabled by it.
11046 2001-01-11 Michael Hayes <mhayes@redhat.com>
11048 * flow.c (flow_call_edges_add): New.
11049 * basic_block.h (flow_call_edges_add): New.
11051 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
11053 * reload1.c (move2add_note_store): Update reg_set_luid even if
11054 base reg remains the same.
11056 2001-01-10 Nick Clifton <nickc@redhat.com>
11058 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
11059 machine_function structure to zero.
11060 Add prototypes for machine_status functions.
11062 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11064 * c-common.h (CTI_VOID_LIST): Remove.
11065 (void_list_node): Likewise.
11066 * tree.h (TI_VOID_LIST_NODE): New enumeral.
11067 (void_list_node): New macro.
11068 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
11069 * config/i386/i386.c (ix86_init_builtins): Likewise.
11070 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
11072 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11074 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
11075 * cppinit.c (cpp_start_read): Update comment, remove unneeded
11077 * tradcpp.c: Include mkdeps.h.
11078 (deps, print_deps_phony_targets, deps_append, output_deps,
11079 init_dependency_output, output_deps): New.
11080 (deps_buffer, deps_allocated_size, deps_size, deps_column,
11081 deps_output): Delete.
11082 (print_deps_missing_files): Rename deps_missing_files.
11083 (inhibit_output): Make global.
11084 (main): Delete inhibit_output, deps_stream, deps_target.
11085 Use mkdeps functionality in the same way as cpplib. Remove
11086 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
11087 -M and -MM. Remove old handling of deps via deps_out, and
11088 old reading of environment variables.
11089 (get_filename): Update to use deps_add_dep.
11091 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11093 * output.h (make_function_rtl): Remove prototype.
11094 (make_decl_rtl): Likewise.
11095 * varasm.c (make_function_rtl): Remove.
11096 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
11097 than from a third parameter.
11098 * tree.h (make_decl_rtl): Remove last parameter.
11099 * c-decl.c (builtin_function): Remove last argument in call to
11100 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
11101 (start_function): Likewise.
11102 * except.c (call_get_eh_context): Likewise.
11103 * expr.c (emit_block_move): Likewise.
11104 (clear_storage): Likewise.
11105 * profile.c (output_func_start_profiler): Likewise.
11106 * toplev.c (rest_of_decl_compilation): Likewise.
11107 * objc/objc-act.c (create_builtin_decl): Likewise.
11108 (synth_module_prologue): Likewise.
11109 (generate_static_reference): Likewise.
11110 (build_selector_reference_decl): Likewise.
11111 (build_class_reference_decl): Likewise.
11112 (build_objc_string_decl): Likewise.
11113 (build_protocol_reference): Likewise.
11115 2001-01-10 Richard Henderson <rth@redhat.com>
11117 * hwint.h: Revert yesterday's change.
11119 2001-01-10 Nick Clifton <nickc@redhat.com>
11121 * function.h (save_machine_status): Delete.
11122 (restore_machine_status): Delete.
11123 Amend comment describing {init|mark|free}_machine_status.
11125 * function.c (save_machine_status): Delete.
11126 (restore_machine_status): Delete.
11127 Amend comment describing {init|mark|free}_machine_status.
11128 (push_function_context_to): Remove invocation of
11129 save_machine_status.
11130 (pop_function_context_from): Remove invocation of
11131 restore_machine_status.
11133 * emit-rtl.c (init_emit_once): Amend comment describing
11134 {init|mark|free}_machine_status.
11136 * tm.texi (Per-Function Data): New node. Describe the
11137 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
11140 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11142 * cppinit.c (OPT_g): Remove.
11143 (cpp_handle_option): Update for removed -g3.
11144 (print_help): Update.
11145 * cpplib.h (struct cpp_options): Remove debug_output.
11146 * cppmain.c (setup_callbacks, cb_define): Update.
11147 * gcc.c (cpp_options): Translate -g3 to -dD.
11149 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
11151 * config/i960/i960.md: Change modifier to + on the zero_extract
11152 pattern after the (rotate -2 reg) canonicalization pattern.
11154 2001-01-10 Richard Henderson <rth@redhat.com>
11156 * config/alpha/alpha.c (alpha_free_machine_status): New.
11157 (override_options): Install it.
11158 (alpha_mark_machine_status): Verify machine non-null.
11159 * config/i386/i386.c (ix86_free_machine_status): New.
11160 (override_options): Install it.
11161 (ix86_init_machine_status): Use xcalloc.
11162 (ix86_mark_machine_status): Verify machine non-null.
11163 * config/ia64/ia64.c (ia64_free_machine_status): New.
11164 (ia64_override_options): Install it.
11165 (ia64_mark_machine_status): Verify machine non-null.
11167 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
11169 * function.c (instantiate_virtual_regs): Instantiate virtual
11170 registers found in CALL_INSN_FUNCTION_USAGE.
11172 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11174 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
11175 equivalent to -ansi in disabling -Di386.
11177 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
11179 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
11181 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
11183 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
11185 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
11187 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11189 * invoke.texi: Document that -fcond-mismatch isn't supported for
11192 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11194 * gcc.texi: Define macro gcctabopt.
11195 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
11196 @command, @env and @option in some places where appropriate. Use
11197 @gcctabopt where appropriate. Put URLs and email addresses inside
11200 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
11202 * gcc.c (cpp_options): Set MD file name from output
11203 filename, if specified.
11204 (suffix_subst): New static variable.
11205 (do_spec): Clear it.
11206 (do_spec_1, case '.'): Handle new `%.suffix' spec.
11208 (give_switch): Handle suffix_subst.
11210 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11212 * invoke.texi: Fix another typo.
11214 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11216 * invoke.texi: Fix typo.
11218 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11220 * c-lang.c (lang_hooks): Update.
11221 (lang_decode_option): Remove.
11222 (lang_init_options): Rename c_init_options.
11223 * toplev.c (main): Use lang_hooks for lang_init_options
11224 and lang_decode_option.
11225 * toplev.h (lang_hooks): Add 2 new hooks.
11226 * tree.h: Remove lang_init_options and lang_decode_option.
11227 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
11228 * cp/decl2.c: Similarly.
11229 * cp/lex.c (lang_init_options): Rename cxx_init_options.
11230 (lang_hooks): Update.
11231 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
11233 (lang_init_options): Rename ffe_init_options.
11234 (lang_hooks): Update.
11235 (lang_decode_option): Remove.
11236 * java/lang.c (lang_init_options): Rename java_init_options.
11237 (lang_decode_option): Rename java_decode_option.
11238 (lang_hooks): Update.
11239 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
11240 (lang_decode_option): Rename objc_decode_option.
11241 (lang_hooks): Update.
11243 2001-01-09 Nick Clifton <nickc@redhat.com>
11245 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
11246 (d30v_return_addr_rtx): Delete.
11247 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
11248 cfun->machine structure.
11249 (struct machine_function): Move to d30v.h
11250 (d30v_save_machine_status): Delete.
11251 (d30v_restore_machine_status): Delete.
11252 (d30v_init_machine_status): New Function.
11253 (d30v_mark_machine_status): New Function.
11254 (d30v_free_machine_status): New Function.
11255 (d30v_init_expanders): Use new functions.
11256 (d30v_return_addr): Use ra_rtx field in cfun->machine.
11257 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
11258 d30v_return_addr_rtx.
11260 * config/d30v/d30v.h (struct_machine): Move here.
11261 Add eh_epilogue_sp_ofs field.
11263 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
11264 field in cfun->machine structure.
11266 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
11268 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
11269 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
11270 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11272 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
11274 * objc/lang-options.h: Remove bogus reference to
11277 2001-01-09 Kazu Hirata <kazu@hxi.com>
11279 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
11282 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
11284 * reload.c (find_reloads_address): Check for eliminable registers
11285 when substituting a constant expression for a pseudo.
11287 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
11289 * c-common.c (enum format_type): Add format_type_error.
11290 (decode_format_type): New function.
11291 (decl_attributes): Use it.
11292 (format_kind_info): Adjust comment.
11294 2001-01-09 David O'Brien <obrien@BSDi.com>
11296 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
11297 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
11299 * config/i386/gnu.h: Don't include required platform specific .h files,
11300 tm.h will do it instead.
11301 * config/i386/i386elf.h: Likewise.
11302 * config/i386/linux.h: Likewise.
11303 * config/i386/moss.h: Likewise.
11304 * config/mips/gnu.h: Likewise.
11306 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11308 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
11309 (rs6000-ibm-aix3.[01]*): Likewise.
11310 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
11311 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
11312 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
11313 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
11314 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
11315 (powerpc-*-eabiaix*): Likewise.
11316 (powerpc-*-eabisim*): Likewise.
11317 (powerpc-*-elf*): Likewise.
11318 (powerpc-*-eabi*): Likewise.
11319 (powerpc-*-rtems*): Likewise.
11320 (powerpc-*-linux*libc1): Likewise.
11321 (powerpc-*-linux*): Likewise.
11322 (powerpc-wrs-vxworks*): Likewise.
11323 (powerpcle-wrs-vxworks*): Likewise.
11324 (powerpcle-*-sysv*): Likewise.
11325 (powerpcle-*-elf*): Likewise.
11326 (powerpcle-*-eabisim*): Likewise.
11327 (powerpcle-*-eabi*): Likewise.
11328 (powerpcle-*-solaris2*): Likewise.
11329 * config/rs6000/aix31.h: Delete includes.
11330 * config/rs6000/aix3newas.h: Likewise.
11331 * config/rs6000/aix41.h: Likewise.
11332 * config/rs6000/aix43.h: Likewise.
11333 * config/rs6000/beos.h: Likewise.
11334 * config/rs6000/rtems.h: Likewise.
11335 * config/rs6000/sysv4.h: Likewise.
11337 2001-01-09 Kazu Hirata <kazu@hxi.com>
11339 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
11340 Change an argument mode of machine_mode to shift_mode of
11341 shift_mode. Remove an extra error check.
11342 (emit_a_shift): Adopt to the new calling prototype of
11344 (function_prologue): Fix code for a monitor
11345 function. Support H8/S.
11346 (function_epilogue): Do not output pop for a monitor function.
11348 2001-01-09 Nick Clifton <nickc@redhat.com>
11350 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
11351 (setup_incoming_varargs): Use sysv_varargs_p field of the
11352 cfun->machine structure.
11353 (struct machine_function): Move to rs6000.h
11354 (rs6000_save_machine_status): Delete.
11355 (rs6000_restore_machine_status): Delete.
11356 (rs6000_init_machine_status): New Function.
11357 (rs6000_free_machine_status): New Function.
11358 (rs6000_init_expanders): Use new functions.
11360 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
11362 (struct machine_function): Move here.
11364 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
11365 sysv_varargs_p field of the cfun->machine structure.
11367 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
11369 (rs6000_restore_machine_status): Remove prototype.
11371 2001-01-09 Richard Henderson <rth@redhat.com>
11373 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
11374 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
11375 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
11376 (sched_analyze_2, sched_analyze_insn): Likewise.
11377 (sched_analyze, init_deps): Likewise.
11378 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
11379 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
11380 (compute_block_backward_dependences): Update propagate_deps call.
11382 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
11384 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
11386 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11388 * cppinit.c (OPT_MD, OPT_MMD): Restore.
11389 (cpp_handle_option): Handle them.
11390 (cpp_post_options): Ensure one of -M or -MM is specified with
11391 any other -M? option.
11392 (init_dependency_output): Suppress output with -MG.
11394 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11396 * cpp.texi: Update.
11397 * invoke.texi: Update.
11399 2001-01-09 Bernd Schmidt <bernds@redhat.com>
11401 * sh.md (reload_outsf): Generate recognizable patterns for
11404 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11406 * c-lang.c (lang_hooks): Update.
11407 (lang_init): Rename c_init.
11408 (lang_finish): Remove.
11409 * toplev.c (compile_file): Use lang_hooks for lang_init ()
11410 and lang_finish ().
11411 * toplev.h (lang_hooks): Add init () and finish ().
11412 * tree.h (lang_init, lang_finish): Remove.
11413 * cp/tree.h (lang_init, lang_finish): Remove.
11414 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
11415 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
11417 (lang_init, lang_finish): Remove.
11418 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
11419 (lang_hooks): Update.
11420 * java/lang.c (lang_init): Rename java_init.
11421 (lang_finish): Remove.
11422 (lang_hooks): Update.
11423 * objc/objc-act.c (lang_init): Rename objc_init.
11424 (lang_finish): Remove.
11425 (lang_hoooks): Update.
11427 20001-01-09 Graham Stott <grahams@redhat.com>
11429 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
11430 after `ptr` is initialised.
11432 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11434 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
11435 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
11436 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
11437 stack adjusts, instead of r3.
11439 2001-01-09 Michael Hayes <mhayes@redhat.com>
11441 * flow.c (flow_loop_scan): Break out of ...
11442 (flow_loops_find) ... here.
11443 * basic-block.h (flow_loop_scan): New.
11444 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
11445 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
11447 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11449 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
11451 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
11452 realloc()ing macro_buffer.
11454 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
11455 if it's wider than long and the target's long is wider than the
11458 2001-01-09 Mark Mitchell <mark@codesourcery.com>
11460 Remove support for using UWIN as a host machine.
11461 * configure.in: Issue an error message.
11462 * configure: Regenerated.
11463 * config.gcc: Remove xm_* UWIN configury.
11464 * config/i386/xm-uwin.h: Remove.
11466 2001-01-08 Nick Clifton <nickc@redhat.com>
11468 * config/v850/v850.c (ra_rtx): Delete.
11469 (v850_save_machine_status): Delete.
11470 (v850_restore_machine_status): Delete.
11471 (v850_init_machine_status): New function.
11472 (v850_mark_machine_status): New function.
11473 (v850_free_machine_status): New function.
11474 (v850_return_addr): Use ra_rtx field in machine structure.
11475 (v850_init_expanders): Use new functions.
11477 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11478 * config/v850/v850.c: Change arguments to v850_output+* functions
11479 to take a const char *, to avoid compile time warning.
11480 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11481 (USER_LABEL_PREFIX): Redefine.
11483 2000-01-08 Jim Wilson <wilson@redhat.com>
11485 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11486 1 to unsigned HOST_WIDE_INT before left shift.
11488 2001-01-08 Nick Clifton <nickc@redhat.com>
11490 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11491 the machine structure has been allocated.
11492 (arm_free_machine_status): New function: Free the machine
11493 specific function structure.
11495 2001-01-08 Richard Henderson <rth@redhat.com>
11497 * jump.c (simplejump_p): Revert last change.
11499 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11501 * cppinit.c (init): Rename init_library.
11502 (cpp_create_reader): Update.
11503 * gcc.c (cpp_options): If -o given, use it as the target of
11506 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11508 * arm.c (arm_arch5e): New variable.
11509 (all_cores): XScale is a 5TE device.
11510 (arm_override_options): Set arm_arch5e.
11511 (arm_init_builtins): __builtin_prefetch is in arch5e.
11512 * arm.h (arm_arch5e): Declare it.
11514 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
11516 * arm.md (define_constants): Add defines for UNSPEC and
11517 UNSPEC_VOLATILE insns. Update all users.
11518 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
11519 * arm.c (multi_register_push, note_invalid_constants)
11520 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
11521 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
11522 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
11524 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
11526 * jump.c (jump_optimize_1): Use reversed_comparison_code
11527 instead of can_reverse_comparison_p.
11528 (jump_back_p): Likewise.
11529 (invert_exp_1): Likewise.
11530 (thread_jumps): Likewise.
11531 * simplify-rtx.c (simplify_unary_operation): Likewise.
11532 (simplify_ternary_operation): Likewise.
11533 * cse.c (find_comparison_args): Convert to use
11534 can_reverse_comparison_p.
11535 (record_jump_equiv): Likewise.
11537 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11539 * arm.h (HARD_REGNO_RENAME_OK): Delete.
11540 (EPILOGUE_USES): Define.
11541 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
11542 automatically stack the LR if it isn't live.
11544 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
11546 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
11549 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
11551 * ggc-page.c (max_alignment): New structure.
11552 (MAX_ALIGNMENT): New macro.
11553 (init_ggc): Use it to round up the sizes in the
11554 extra_order_size_table.
11556 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11558 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
11561 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11563 * builtins.def (BUILT_IN_FPRINTF): New entry.
11565 * c-common.c (c_expand_builtin_fprintf): New function.
11566 (init_function_format_info): Handle __builtin_fprintf.
11567 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
11568 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
11570 * c-decl.c (duplicate_decls): Adjust comment.
11572 * extend.texi (fprintf): Document new builtin.
11574 2001-01-07 Richard Henderson <rth@redhat.com>
11576 * jump.c (simplejump_p): Recognize any single_set jump
11577 of the proper form.
11579 2001-01-07 Richard Henderson <rth@redhat.com>
11581 * configure.in (slibdir): Accept an --with-slibdir option.
11582 Use "test" not "[" in configure. Default to $(libdir).
11584 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
11586 * config/t-aix43 (SHLIB_INSTALL): Likewise.
11587 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
11588 (SHLIB_LINK): Create links for the soname.
11589 * config/mips/t-iris6: Likewise.
11590 * config/sparc/t-slibgcc: Likewise.
11591 * config/sparc/t-slibgcc-sld: Likewise.
11593 2001-01-07 Jakub Jelinek <jakub@redhat.com>
11595 * config/i386/i386.c (constant_call_address_operand): Accept
11596 (const (plus (symbol_ref) (const_int))).
11597 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
11598 constant_call_address_operand.
11600 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11602 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
11603 and LONG_LONG_TYPE_SIZE > 32.
11605 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11607 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
11608 the previous change.
11610 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
11612 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
11614 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
11615 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
11616 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
11619 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11621 * fix-header.c (read_scan_file): s/pfile/scan_in/.
11623 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11625 * c-lang.c (c_post_options): Call cpp_post_options.
11626 * objc/objc-act.c (objc_post_options): Similarly.
11627 * cppmain.c (main): Similarly.
11628 * fix-header.c (read_scan_file): Similarly.
11629 * cppinit.c (cpp_start_read): Move option consistency checks
11630 to cpp_post_options. Don't call init_dependency_output.
11631 If needed, add default target and main file dependency.
11632 (OPT_MD, OPT_MMD): Remove.
11634 (cpp_handle_option): Update for OPT_* changes.
11635 (cpp_post_options): New.
11636 (init_dependency_output): Command line -MF overrides environment
11637 variables. Don't set default target etc. Suppress output
11638 if dependencies are going to stdout.
11639 (print_help): Update.
11640 * cpplib.h (cpp_post_options): New.
11641 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
11643 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
11645 * jump.c (comparison_dominates_p): Support unordered compares.
11647 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
11649 * simplify-rtx.c (simplify_relational_operation): Always simplify
11650 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
11653 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
11655 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
11656 (nonzero_bits): Likewise.
11657 (simplify_comparison): Likewise.
11658 (num_sign_bit_copies): Likewise; return more sane value depending
11659 on STORE_FLAG_VALUE.
11660 (known_cond): Do not assume EQ to be always true for equivalent
11663 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11665 * cse.c (fold_rtx): Handle unordered comparisons.
11667 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11669 * rtlanal.c (set_of_1): New static function.
11670 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11671 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11672 reg_set_last_last_regno): Remove.
11673 (set_of): New global function.
11674 (set_of_data): New structure.
11675 (reg_set_p, reg_set_last): Revamp for set_of.
11676 * rtl.h (set_of): New.
11678 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11680 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11681 * extend.texi: Document _Exit builtin.
11683 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11685 * (initialize, initialize_builtins,
11686 initialize_dependency_output, initialize_standard_includes):
11687 Rename s/initialize/init. Update.
11688 (init_dependency_output): Move to after
11689 cpp_handle_options, the correct location temporally at least.
11690 (opt_comp): Move next to init (), its caller. Fix prototype.
11691 (init): Make "initialized" local scope.
11692 (cpp_create_reader): Always call init ().
11693 (cpp_start_read): Update.
11694 (output_deps): New function, broken out of cpp_finish.
11695 (cpp_finish): Break out output_deps.
11697 2001-01-07 Richard Henderson <rth@redhat.com>
11699 * collect2.c (COFF specific stuff): Revert 12-06 patch
11700 to prototype system functions.
11702 2001-01-07 Michael Hayes <mhayes@redhat.com>
11704 * hard-reg-set.h: Add multiple include guard.
11705 * basic-block.h (struct loop): Add `sink' field.
11706 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11707 (emit_iv_add_mult): Delete.
11708 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11709 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11710 (unroll_loop): Remove end_insert_before argument.
11711 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11712 (maybe_eliminate_biv_1): Likewise.
11713 (emit_iv_add_mult): Delete.
11714 (gen_add_mult, loop_regs_update): New.
11715 (loop_insn_emit_after, loop_insn_emit_before): New.
11716 (loop_insn_sink, loop_insn_sink_or_swim): New.
11717 (emit_iv_add_mult): Delete.
11718 (scan_loop): Set loop->sink.
11719 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11720 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11721 (maybe_eliminate_biv_1): Likewise.
11722 (maybe_eliminate_biv_1): Add basic block argument.
11723 * unroll.c (unroll_loop): Remove end_insert_before argument.
11724 (find_splittable_regs): Likewise.
11725 (find_splittable_regs): Use loop_insn_sink and its ilk.
11726 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11728 2001-01-07 Michael Hayes <mhayes@redhat.com>
11730 * loop.h (loop_insn_hoist): New prototype.
11731 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11732 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11733 (check_dbra_loop, load_mems): Likewise.
11734 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11735 (find_splittable_givs): Likewise.
11737 2001-01-07 Michael Hayes <mhayes@redhat.com>
11739 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11741 2001-01-07 Richard Henderson <rth@redhat.com>
11743 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11745 2001-01-07 Richard Henderson <rth@redhat.com>
11747 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11748 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11749 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11750 variant that handles a shared libgcc.
11751 (process_command): Always validate -{static,shared}-libgcc.
11752 (do_spec_1): New 'M' case.
11753 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11755 2001-01-07 Richard Henderson <rth@redhat.com>
11757 * Makefile.in (slibdir): New variable.
11758 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11759 (installdirs): Create slibdir.
11760 (install-libgcc, install-multilib): Defer to libgcc.mk.
11761 * configure.in (slibdir): Substitute.
11762 * mklibgcc.in (install): New target.
11764 * config/t-linux (SHLIB_LINK): Create links for the soname.
11765 (SHLIB_INSTALL): New.
11766 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11767 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11768 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11769 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11770 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11772 2001-01-07 Richard Henderson <rth@redhat.com>
11774 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11775 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11776 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11778 2001-01-07 Michael Hayes <mhayes@redhat.com>
11780 * loop.c (count_loop_regs_set): Delete.
11781 (load_mems_and_recount_loop_regs_set): Delete.
11782 (loop_regs_scan): Merge common code from count_loop_regs_set,
11783 scan_loop, and load_mems_and_recount_loop_regs_set.
11784 (scan_loop): Call load_mems directly and loop_regs_scan
11785 again if new registers created.
11787 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11789 * toplev.c (main): Call the front-end specific post_options
11790 hook if one is given.
11791 * toplev.h (struct_lang_hooks, lang_hooks): New.
11792 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11793 for the C front end.
11794 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11795 lang_hooks for the C++ front end.
11796 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11797 lang_hooks for the ObjC front end.
11798 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11799 * java/lang.c (lang_hooks): Hooks for the Java front end.
11801 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11803 * c-lex.c (init_c_lex): Request #define / #undef callbacks
11804 for verbose DWARF[2] debugging.
11805 (cb_define, cb_undef): The new callbacks.
11806 * toplev.h (debug_define, debug_undef): Make const correct.
11807 * toplev.c (debug_define, debug_undef): Similarly. Do not
11808 perform the verbosity tests here anymore.
11810 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
11812 * reload.c (subst_reloads): Take INSN argument. When
11813 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
11814 * reload.h (subst_reloads): Adjust prototype.
11815 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
11816 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
11817 present in JUMP_INSNs and copy them to JUMP_LABEL.
11818 * flow.c (find_label_refs, find_basic_blocks_1): Skip
11819 JUMP_INSNs and insns with REG_LABELs that are followed by
11820 JUMP_INSNs with the same REG_LABEL.
11821 * sched-rgn.c (is_cfg_nonregular): Likewise.
11822 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
11824 * unroll.c (unroll_loop): Look for REG_LABEL notes in
11826 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
11828 2001-01-06 Richard Henderson <rth@redhat.com>
11830 * loop.c (scan_loop): Use xcalloc for the regs array.
11831 (load_mems_and_recount_loop_regs_set): Zero the new memory
11832 received from xrealloc.
11834 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
11836 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
11838 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
11840 * integrate.c (copy_rtx_and_substitute): When copying
11841 an ignored return value, strip REG_FUNCTION_VALUE_P.
11843 2001-01-06 Michael Hayes <mhayes@redhat.com>
11845 * loop.c (debug_biv, debug_giv): New.
11846 (loop_biv_dump): Break out from ...
11847 (record_biv): ... here.
11848 (loop_giv_dump): Break out from ...
11849 (record_giv): ... here.
11850 (loop_bivs_check): Use print_simple_rtl.
11851 * unroll.c (loop_iterations): Use print_simple_rtl.
11853 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11855 * pa.md (return, return_internal): Modify patterns to prevent regrename
11856 mucking with the return pointer.
11858 2001-01-05 Richard Henderson <rth@redhat.com>
11860 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
11862 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
11864 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
11865 version supplied by Matteo Frigo.
11867 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11869 * cpp.texi: Update for -MQ.
11870 * cppinit.c (cpp_create_reader): Always create pfile->deps.
11871 (cpp_cleanup): Always free pfile->deps.
11872 (initialize_dependency_output): Don't create pfile->deps.
11873 (cpp_handle_option): Similarly.
11875 * gcc.c (cpp_options): Handle -MQ.
11876 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11877 * mkdeps.c (base_name): Remove.
11878 (deps_init): Don't allocate vector space until it's needed.
11879 (deps_free): Only free vectors if allocated.
11880 (deps_add_target, deps_add_dep): Update for initial allocation.
11881 (deps_add_default_target): Don't strip to the base_name.
11883 2001-01-05 DJ Delorie <dj@redhat.com>
11885 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
11886 (INIT_EXPANDERS): Define.
11888 * config/v850/v850.c (struct machine_function): Define.
11889 (v850_save_machine_status): New function.
11890 (v850_restore_machine_status): New function.
11891 (v850_return_addr): New function.
11892 (v850_init_expanders): New function.
11894 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
11895 and v850_init_expanders.
11897 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11899 * cpplib.h (struct cpp_reader): Add help_only field.
11900 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
11901 (cpp_handle_option): Set pfile->help_only if we see -h,
11902 --help, -target-help, or --version. Print version string but
11903 do not set help_only if we see -v or -version. Make text
11904 printed by -v match that printed by (-)-version.
11906 * cppmain.c (main): Exit after option parsing if
11907 pfile->help_only is true.
11909 * toplev.c (independent_decode_option): Call print_version,
11910 then exit, if we see --version (but not -version).
11911 (print_version): Split lengthy message into two lines.
11913 2001-01-05 Nick Clifton <nickc@redhat.com>
11915 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
11916 temporary string for initialisation before calling ggc_alloc_string.
11918 2001-01-06 Michael Hayes <mhayes@redhat.com>
11920 * rtl.h (print_simple_rtl): New.
11921 * print-rtl.c (print_simple_rtl): New.
11922 (flag_simple): New.
11923 (print_rtx): Disable printing of flags and modes, etc.,
11924 if `flag_simple` nonzero.
11926 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11928 * function.c (fixup_var_refs): Use push_to_full_sequence where
11931 2001-01-05 Michael Meissner <meissner@redhat.com>
11933 * flags.h (flag_reorder_blocks): Add declaration.
11934 (flag_rename_block): Ditto.
11936 2001-01-05 DJ Delorie <dj@redhat.com>
11938 * function.c (reorder_blocks): Make sure the flags are all reset
11939 before using them to mark blocks, else a second invocation will
11940 corrupt the block chain.
11941 (reorder_blocks_0): New, resets the flags.
11943 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
11945 * cse.c (find_comparison_args): Stop if the argument is known to
11948 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11950 * config/sh/sh.md (movdf): When splitting load into pair of
11951 registers, don't clobber the register used in the address too
11954 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
11956 * varasm.c (mark_constant_pool): Improve initial comments.
11957 (mark_constants): Move marking of constants to mark_constant.
11958 (mark_constant): New function to recursively mark all constants
11959 referred to by a constant.
11961 2001-01-05 Catherine Moore <clm@redhat.com>
11963 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
11965 2001-01-05 Phil Edwards <pme@sources.redhat.com>
11967 * cp/lang-options.h: Bring comment in line with reality.
11968 * f/lang-options.h: Likewise.
11969 * java/lang-options.h: Likewise.
11970 * objc/lang-options.h: Likewise.
11971 * ch/lang-options.h: Likewise.
11972 * f/g77.texi: And update the manual.
11974 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11975 Denis Chertykov <denisc@overta.ru>
11977 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11978 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11979 * config/avr/avr.md (all peepholes that request a scratch register):
11980 Call it, FAIL the peephole if not safe (in interrupt functions).
11982 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11984 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11986 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11988 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11990 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11991 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11992 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11993 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11994 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11996 * extend.texi: Document these builtins.
11998 2001-01-05 Daniel Berlin <dberlin@redhat.com>
12000 * c-common.c (lang_get_alias_set): Say we know nothing of
12001 VECTOR_TYPE aliasing.
12003 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
12005 2001-01-05 Bruce Korb <bkorb@gnu.org>
12007 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
12008 their x* equivalent versions for atexit-less systems
12009 * fixinc/fixincl.c(main): do not return from main() on atexit-less
12010 systems (or any other system any more).
12012 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
12014 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
12015 output operands. Use arm_hard_register_operand for operand 4.
12016 (stmsi_postinc): Similarly.
12017 (ldmsi): Use arm_hard_register_operand for opernand 2.
12018 (stmsi): Similarly.
12019 * arm.c (arm_hard_register_operand): New function.
12020 * arm-protos.h (arm_hard_register_operand): Prototype it.
12022 * arm.h (HARD_REGNO_RENAME_OK): Define.
12024 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
12026 * simplify-rtx.c (cfc_args): add "unordered" field.
12027 (check_fold_consts): Set unordered field.
12028 (simplify_relational_operation): Simplify the unordered
12031 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
12034 * emit-rtl.c (try_split): Fix code to mark labels.
12035 * jump.c (mark_jump_label): Make global.
12036 * rtl.h (mark_jump_label): Declare.
12038 * predict.c (estimate_probability): Handle unordred comparisons.
12040 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12042 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
12043 * cppinit.c (initialize_dependency_output): Update.
12044 (cpp_finish): Output dummy targets for -MP.
12046 (cpp_handle_option): Handle -MP. Don't quote -MT options.
12047 * cpplib.h (struct cpp_options): Add deps_phony_targets.
12048 * gcc.c (cpp_options): Update to handle -MP.
12049 * mkdeps.c (deps_add_target, deps_add_default_target): Update
12050 to quote only the default target.
12051 (deps_phony_targets): Insert a preceding newline. Rename from
12052 deps_dummy_targets for consistency.
12055 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12057 * calls.c (emit_library_call_value_1): Support
12058 INIT_CUMULATIVE_LIBCALL_ARGS.
12059 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
12061 2001-01-04 Richard Henderson <rth@redhat.com>
12063 * c-decl.c (finish_struct): Detect flexible array members
12064 used in an inappropriate context.
12065 * c-typeck.c (really_start_incremental_init): Special case
12066 constructor_max_index for zero length arrays.
12067 (pop_init_level): Allow initialization of flexible array
12068 members. Deprecate initialization of zero length arrays.
12069 Don't issue missing initializer warning for flexible array
12070 members or zero length arrays.
12071 (process_init_element): Don't dereference null DECL_SIZE.
12072 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
12073 Don't abort for empty constructors. Use size_binop
12074 (output_constructor): Add commentary regarding zero length
12075 array futures. Abort if we try to initialize an array of
12076 unspecified length with a non-empty constructor in the middle
12079 * extend.texi (Zero Length): Update and clarify documentation
12080 on static initialization.
12082 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12084 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
12085 with more than 32767 words of local storage.
12087 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12089 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
12090 for 'abs', 'labs', and 'fabs'.
12091 (c4x_expand_builtin): Likewise.
12092 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
12094 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12096 * config/sh/sh.md (prget, prset): New insn types.
12097 (return delay slot): Dont' allow prset.
12098 (call, sfunc delay slot): Don't allow prget.
12099 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
12100 for prset and prget.
12102 2001-01-05 Michael Hayes <mhayes@redhat.com>
12104 * loop.h (struct loop_reg): New.
12105 (struct loop_regs): Change to use array of `struct loop_reg'.
12106 * loop.c: Replace assortment of varrays with single regs array.
12107 (count_one_set): Delete may_not_move array argument
12108 and use regs array instead. All caller's changed.
12109 (count_loop_regs_set): Delete may_not_move and single_usage
12110 arguments and use regs array instead. All caller's changed.
12111 (find_single_use_in_loop): Replace usage array argument with pointer
12112 to regs structure. All caller's changed.
12113 (loop_optimize): Delete `moved_once' array.
12115 2001-01-05 Michael Hayes <mhayes@redhat.com>
12117 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
12118 Use it instead of loop_info->has_call for scanning loop mems.
12119 (check_dbra_loop): Replace loop_info->has_call test with
12120 loop_info->has_nonconst_call.
12122 2000-01-04 Matthew Hiller <hiller@redhat.com>
12124 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
12127 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12129 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
12130 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
12132 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12134 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
12135 (flag_short_double, flag_short_wchar): Define.
12136 (c_common_nodes_and_builtins): Create many tree nodes shared
12137 between C and C++ here instead of in cp/decl.c and ...
12138 * c-decl.c (init_decl_processing): ... here.
12139 (SIZE_TYPE, WCHAR_TYPE): Don't define.
12140 (flag_short_double, flag_short_wchar): Don't define.
12141 (record_builtin_type): New function.
12142 (build_void_list_node): New function.
12143 * c-common.h (flag_short_double, flag_short_wchar,
12144 record_builtin_type, build_void_list_node): Declare.
12146 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
12148 * integrate.c (expand_inline_function): Don't put a virtual
12149 register into the reg map.
12151 * function.c (fixup_var_refs_1): If force_operand didn't put
12152 the address into the target, move it there.
12154 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12156 Special-case tree_decl/tree_list allocations.
12157 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
12158 (OBJECT_SIZE): New macro.
12159 (NUM_EXTRA_ORDER): Likewise.
12160 (extra_order_size_table): New variable.
12161 (NUM_ORDERS): New macro.
12162 (objects_per_page_table): New variable.
12163 (object_size_table): New variable.
12164 (G.pages): Use NUM_ORDERS to bound the array.
12165 (G.page_tails): Likewise.
12166 (DIV_ROUND_UP): Remove.
12167 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
12168 (alloc_page): Use OBJECT_SIZE.
12169 (size_lookup): Don't make it const.
12170 (ggc_alloc): Use OBJECT_SIZE.
12171 (ggc_set_mark): Likewise.
12172 (ggc_get_size): Likewise.
12173 (init_ggc): Set up the object_size_table, objects_per_page_table,
12174 and adjust size_lookup.
12175 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
12176 (ggc_pop_context): Use NUM_ORDERS.
12177 (clear_marks): Likewise.
12178 (sweep_pages): Likewise.
12179 (poison_pages): Likewise.
12180 (ggc_print_statistics): Use OBJECT_SIZE.
12182 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12184 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
12185 Only call array_size_for_constructor if last field and array type
12186 with no upper bound.
12188 2001-01-04 Philip Blundell <philb@gnu.org>
12190 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
12191 from bit 31 downwards, if this requires no more insns.
12192 (count_insns_for_constant): New helper function for above.
12194 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
12196 * gencodes.c (output_predicate_decls): Remove empty initializer.
12198 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12200 * tree.c (copy_node): Remove documentation about obstacks.
12201 (buidl1): Check that nobody tries to build 2-argument nodes this
12204 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12206 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
12209 * gencodes.c (output_predicate_decls): Fill empty initializer
12212 2001-01-04 Jakub Jelinek <jakub@redhat.com>
12214 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
12215 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
12217 (do_include): Handle missing headers like cpp0.
12218 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
12219 paths with first include pathname. Don't strcat to uninitialized
12222 2001-01-04 Bernd Schmidt <bernds@redhat.com>
12224 * regrename.c (regrename_optimize): Don't rename from frame pointer
12225 if frame_pointer_needed.
12226 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
12227 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
12228 (ia64_reorg): Use it instead of scheduling if ! optimize.
12229 (errata_emit_nops): Properly call asm_noperands.
12230 (ia64_sched_reorder): Finish cycle if we see an asm.
12231 (ia64_variable_issue): Clear scheduling state after asms.
12233 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
12235 * cpp.texi: Update for -MT.
12236 * cppinit.c (initialize_dependency_output): Add a default
12237 target if none has been given already.
12238 (no_tgt, OPT_MT): New.
12239 (cpp_handle_option): Handle -MT. Update -M etc.
12240 * cpplib.h (struct cpp_options): Remove deps_target.
12241 * gcc.c (cpp_options): Handle -MT.
12242 * mkdeps.c (struct deps): Move from mkdeps.h.
12243 (deps_calc_target): Rename deps_add_default_target. Add a
12244 default target if none has been specified already.
12245 * mkdeps.h (struct deps): Move to mkdeps.c.
12246 (deps_calc_target): Rename deps_add_default_target.
12248 2000-01-03 Richard Henderson <rth@redhat.com>
12250 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
12252 * c-typeck.c (push_init_level): Move checks for flexible array
12253 members and zero length arrays ...
12254 (pop_init_level): ... here. Silently discard empty initializations.
12256 * varasm.c (output_constructor): Update for sizeof change to
12257 zero-length arrays.
12259 * extend.texi (Zero Length): Clarify semantics.
12261 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12263 * configure.in (tm.h): Include isns-codes.h last.
12264 * configure: Rebuilt.
12266 2001-01-03 Richard Henderson <rth@redhat.com>
12268 * config/alpha/alpha.md (addvsi3, addvdi3): New.
12269 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
12271 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12273 * tradcpp.c (main): Make sure finclude() is called with a valid
12274 indepth value while handling -include.
12276 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12278 * gencodes.c (output_predicate_decls): New function.
12280 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
12281 even if it is not the first time machmode.h is #included.
12282 * config/sh/sh.c (fpul_operand): Declare MODE argument.
12283 * tm.texi (PREDICATE_CODES): Document predicate declarations.
12284 * gcc.texi (Copyright): Added 2001.
12286 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12288 * c-common.c (c_common_lang_init): New function. Warn if format
12289 warning options which only have effects when used with -Wformat
12290 are used without -Wformat.
12291 * c-common.h (c_common_lang_init): Declare.
12292 * c-lang.c (lang_init): Call c_common_lang_init.
12293 * objc/objc-act.c (lang_init): Call c_common_lang_init.
12295 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12297 * configure.in: Check for the mktemp command.
12298 * configure: Regenerate.
12299 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
12300 $TEMP. Create temporary files with mktemp, if available at
12301 configure time; otherwise use set -C. Remove temporary files
12304 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12306 * configure.in: Require at least texinfo 4.0. Check for whether
12307 Pod::Man is sufficiently recent to regenerate GCC manpages.
12308 * configure: Regenerate.
12309 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
12311 (GENERATED_MANPAGES): Define.
12312 (generated-manpages): New target. Depend on cpp.1 as well as
12314 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
12315 configure to generated-manpages or empty) rather than on the
12316 manpages directly. Remove execute permission from installed
12317 gcov.1 as well as cpp.1.
12318 * cpp.1, gcov.1: Regenerate.
12320 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12322 * builtins.c (expand_builtin_strncmp): Use host_integerp and
12323 tree_low_cst. Allow using cmpstrsi in more cases.
12325 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12327 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
12330 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
12332 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
12333 * Makefile.in (HOST_CFLAGS): Mention build-make.
12335 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12337 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
12340 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12342 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
12345 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
12348 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
12349 reg_base_value and reg_known_value arrays.
12350 (init_alias_analysis): Add more cases to detect known values.
12351 * sched-deps.c (deps_may_trap_p): New function.
12352 (sched_analyze_2): Use it.
12354 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12356 * combine.c (simplify_shift_const): Even if we're sign-extracting,
12357 don't discard an ASHIFTRT if we're shifting in a wider mode.
12359 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
12361 * toplev.c (rest_of_compilation): Don't print basic block information
12362 when CFG isn't up to date.
12364 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
12366 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
12367 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
12368 (UNALIGNED_SHORT_ASM_OP): Define.
12369 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
12371 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12373 * fold-const.c (fold_convert): Fix typo.
12375 2001-01-02 Richard Henderson <rth@redhat.com>
12377 * c-common.h (ASM_INPUT_P): New.
12378 * c-parse.in (asm): Set it when needed.
12379 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
12380 existance of an operand.
12382 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
12384 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
12385 (dwarf2out_frame_debug_expr): Likewise.
12386 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
12388 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
12390 * i386.c (ix86_split_to_parts): Return number of part required;
12392 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
12394 (ix86_split_long_move): Use number of part returned
12395 by ix86_split_to_parts
12396 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
12398 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
12399 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
12400 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
12401 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
12402 (ALIGN_MODE_128): Add TFmode.
12403 (IS_STACK_MODE): Likewise.
12404 (HARD_REGNO_NREGS): TFmode needs 3 registers.
12405 (HARD_REGNO_OK): Support TFmodes.
12406 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
12407 * i386.md (scheduler definitions): Use memory operand to determine
12408 fst/fld instructions; use mode attribute to determine real mode of
12410 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
12411 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
12413 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12415 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
12417 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12419 * expr.c (store_constructor_field): Update ALIGN before calling
12422 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12424 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
12427 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12429 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
12432 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12434 * c-decl.c (start_function): Don't warn on third parameter to main.
12436 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12438 * tsystem.h: Define HAVE_DECL_GETOPT.
12440 2001-01-02 Philip Blundell <pb@futuretv.com>
12442 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
12445 2001-01-02 Richard Henderson <rth@redhat.com>
12447 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
12449 2001-01-02 Andreas Jaeger <aj@suse.de>
12451 * c-decl.c (c_decode_option): Remove support of
12452 -Wmissing-noreturn.
12454 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
12455 (W_options): Add -Wmissing-noreturn here.
12457 * flow.c: Define lang_missing_noreturn_ok_p.
12458 (check_function_return_warnings): Use it.
12460 * c-common.h: Declare lang_missing_noreturn_ok_p.
12462 * c-lang.c (c_missing_noreturn_ok_p): New function.
12463 (lang_init): Set lang_missing_noreturn_ok_p.
12465 * invoke.texi (Warning Options): Document this.
12467 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12469 * extend.texi (C++ Extensions): New node for C++ attributes;
12470 describe init_priority and com_interface.
12471 * invoke.texi: Remove -finit-priority as it now has zero effect.
12472 * install.texi: Fix xref syntax.
12473 * md.texi: Likewise.
12475 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12477 * config.gcc (sparc64-wrs-vxworks*): New case.
12478 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12480 * config/sparc/sparc.c (sparc_override_options): Do support different
12481 pointer and architecture size.
12482 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12483 (POINTERS_EXTEND_UNSIGNED): Define.
12484 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12485 (FUNCTION_MODE): Define to be Pmode.
12486 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12488 * function.c (expand_function_end): Properly handle DECL_RESULT
12489 and copy when ptr_mode != Pmode.
12490 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12492 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12494 * c-common.c (c_common_nodes_and_builtins): Set prototype
12495 parameters for __builtin_fputs, __builtin_fputc and
12496 __builtin_fwrite. Don't declare plain fputc as a builtin.
12498 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12500 * loop.c (add_label_notes): Increment the label usage count when
12501 a note is added to an insn which refers to a CODE_LABEL.
12502 * gcse.c (add_label_notes): Likewise.
12504 2001-01-01 Andreas Jaeger <aj@suse.de>
12506 * loop.c (scan_loop): Use xmalloc to allocate movables.
12508 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12510 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12511 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12512 * reload1.c (REGISTER_MOVE_COST): Likewise.
12513 * regclass.c (REGISTER_MOVE_COST): Likewise.
12514 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
12515 dimension. Adjust all users.
12516 (init_reg_sets_1): Iterate on all modes.
12517 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
12518 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
12519 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
12520 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
12521 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
12522 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
12523 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
12524 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
12525 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
12526 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
12527 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
12528 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
12529 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
12530 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
12531 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
12532 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
12533 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
12534 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
12535 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
12536 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
12537 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
12538 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
12539 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
12540 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
12541 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
12542 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
12543 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
12545 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12547 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
12548 arg VARIES_P. Call it with extra arg.
12549 (true_dependence): Likewise.
12550 * rtl.h (rtx_addr_can_trap_p): Declare.
12551 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
12553 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
12554 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
12555 pic offset table register if it's zero. All callers changed.
12556 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
12558 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12560 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
12561 STRING_POOL_ADDRESS_P.
12563 * config/sparc/sparc.c (input_operand): Properly test for short op.
12565 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
12566 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
12567 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
12568 * config/sparc/elf.h: No longer include sol2.h.
12569 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
12570 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
12572 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
12574 2001-01-01 Michael Hayes <mhayes@redhat.com>
12576 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
12577 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
12578 (record_initial): Likewise.
12579 * unroll.c (copy_loop_body, loop_iterations): Likewise.
12580 (remap_split_bivs): Likewise.
12582 2001-01-01 Michael Hayes <mhayes@redhat.com>
12584 * loop.c (loop_ivs_free): New function.
12585 (strength_reduce): Break out from...
12587 2001-01-01 Michael Hayes <mhayes@redhat.com>
12589 * loop.h (struct iv): New.
12590 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
12591 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
12592 'reg_biv_class' fields with 'regs' and 'n_regs'.
12593 (struct ivs): Rename 'loop_iv_list' field to 'list'.
12594 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
12595 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
12597 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
12599 * resource.c (mark_referenced_resources): Abort() before
12600 attempting to mark a pseudo register.
12601 (mark_set_resources): Likewise.
12603 2001-01-01 Michael Hayes <mhayes@redhat.com>
12605 * loop.h (REG_IV_CLASS): New accessor macro.
12606 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
12607 * unroll.c (REG_IV_CLASS): Likewise.
12609 See ChangeLog.4 for earlier changes.