1 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
4 end of last block if last real insn is a JUMP_INSN.
6 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
10 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
13 pthread_t to objc_thread_t.
14 (__gthread_objc_thread_id): Likewise.
16 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
19 (ASM_OLDAS_SPEC): Likewise.
21 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
22 (CPP_SUBTARGET_SPEC): Use it.
23 (ASM_OLDAS_SPEC): Define.
25 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
27 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
32 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
34 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
35 Document use of N_(...), and show it in examples. Note that
36 documentation should be added to invoke.texi. Avoid an overfull
39 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
41 * toplev.c (rest_of_compilation): Revert previous patch.
42 * final.c (shorten_branches): Likewise.
44 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
46 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
49 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
51 * doc/install-old.texi: Remove more obsolete documentation.
53 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
55 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
57 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
59 * toplev.c (rest_of_compilation): Call split_all_insns
60 before reg-stack and shorten-branches. Do shorten-branches
62 * final.c (shorten_branches): Remove insn splitting code.
64 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
66 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
69 2001-06-07 Andreas Jaeger <aj@suse.de>
71 * emit-rtl.c (operand_subword): Remove unused variable.
73 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
75 * i386.md (floatdi?f): Avoid usinf of SSE instructions
76 if TARGET_64BIT is false.
77 (floatdi?f_i386_only): New insn.
78 (floatdi?f_i386): Disable for !TARGET_64BIT.
80 * (min?f, max?f splitters): Handle case where
81 operands are cross-matched.
83 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
84 (MMX_REGISTER_NAMES): Kill.
85 (PRINT_OPERAND): Fix comment.
86 (PRINT_REG): Likewise.
87 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
88 (print_operand): Update comment; kill 'm'.
90 * i386.c (x86_branch_hints): New global variable
91 (print_operand): Support outputting of branch prediction hints.
92 * i386.md (conditional jump patterns): Add branch prediction hints
94 * i386.h (x86_branch_hints): Declare
95 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
96 (PRINT_OPERAND_FUNCT_VALID_P): New.
97 * final.c (final_forward_branch_p): New function.
99 2001-06-06 Richard Henderson <rth@redhat.com>
101 * flow.c (mark_used_reg): Clean up looping over multiple hard
102 registers. Do conditional life bits across multiple hard regs.
104 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
106 * reload1.c (reload): Revert Schmidt's change so all USEs are not
107 deleted during reload.
109 2001-06-05 Mark Mitchell <mark@codesourcery.com>
111 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
112 functions here, instead of ...
113 * c-decl.c (c_expand_body): ... here.
115 2001-06-05 David O'Brien <obrien@FreeBSD.org>
117 * config.gcc, config/sparc/bsd.h: Do not directly include
118 sparc/sparc.h. Instead do it via tm_file.
120 2001-06-05 Richard Henderson <rth@redhat.com>
122 * dwarf2.h (DW_EH_PE_aligned): New.
123 * dwarf2asm.c (eh_data_format_name): Name it.
124 (dw2_asm_output_encoded_addr_rtx): Align for it.
125 * dwarf2out.c (output_call_frame_info): Handle it for personality
126 routine and LSDA pointers.
128 * unwind-pe.h (DW_EH_PE_aligned): New.
129 (base_of_encoded_value): Handle it.
130 (read_encoded_value_with_base): Likewise.
131 * unwind-dw2-fde.c (base_from_object): Likewise.
132 (get_cie_encoding): Likewise.
134 * config/alpha/elf.h: Remove ecoff commentary.
135 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
137 2001-06-05 David O'Brien <obrien@FreeBSD.org>
139 * config.gcc, config/i386/bsd386.h: Do not directly include
140 i386/386bsd.h. Instead do it via tm_file.
142 2001-06-05 David O'Brien <obrien@FreeBSD.org>
144 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
147 2001-06-05 Pascal Obry <obry@act-europe.fr>
149 * configure.in: Quote $enable_win32_registry in case the value has
153 2001-06-05 Mark Mitchell <mark@codesourcery.com>
155 * print-rtl.c (xspaces): Remove.
156 (print_rtx): Use printf field-width, rather than xpsaces, to
158 * toplev.c (main): Disable sibling-call optimization if we are
161 2001-06-05 Bernd Schmidt <bernds@redhat.com>
163 * reload1.c (reload): Delete all USEs generated during reload.
165 2001-06-05 scott snyder <snyder@fnal.gov>
167 * gccbug.in: Fix typo.
169 2001-06-05 Andreas Jaeger <aj@suse.de>
171 * builtins.def: Fix definition of __builtin_cosf, it uses float as
172 parameter and return value.
174 2001-06-04 Anthony Green <green@redhat.com>
176 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
177 machine. This is now done in sparc.h.
179 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
181 Correct CVS resurrection of invoke.texi.
182 * doc/invoke.texi: Document new tree dump flags.
184 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
186 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
187 for casting an aggregate to its own type. Fixes PR c/2735.
189 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
191 * doc/texinfo.tex: Update to version 2001-05-24.08.
193 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
195 * c-common.h (flag_dump_translation_unit): Remove.
196 (enum tree_dump_index): Define.
197 (TDF_ADDRESS, TDF_SLIM): New #defines.
198 (dump_node_to_file): Remove.
199 (dump_node): Make extern. Add flags.
200 (dump_flag, dump_enabled_p, dump_begin, dump_end,
201 dump_switch_p): Prototype.
202 * c-common.c (flag_dump_translation_unit): Remove.
203 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
204 logic. Use dump_switch_p.
205 * c-dump.h (struct dump_info): Add node and user fields.
206 (dump_pointer): Declare.
207 * c-dump.c (dump_node): Make extern. Add flags.
208 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
209 (dump_new_line, dump_maybe_newline): Use them.
210 (dump_pointer): New function.
211 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
212 chain or function's body. Dump address, if TDF_ADDRESS set.
214 (dump_node_to_file): Remove.
215 (struct dump_file_info): New struct.
216 (dump_files): New array.
217 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
218 * c-lang.c (finish_file): Adjust dumping.
219 * toplev.h (dump_base_name): Make extern.
220 * invoke.texi: Document new flags.
222 2001-06-04 Mark Mitchell <mark@codesourcery.com>
224 * c-tree.h (lang_decl): Add pending_sizes fields.
225 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
227 (c_expand_body): Expand them.
228 (lang_mark_tree): Mark lang_decl:pending_sizes.
229 * function.c (expand_pending_sizes): New function, broken out
231 (expand_function_start): ... here.
232 * tree.h (expand_pending_sizes): Declare it.
234 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
236 * doc/install.texi: Update FreeBSD information. Generalize
237 and update information for alpha-based platforms using ELF.
239 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
241 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
242 (store_parm_decls): Likewise.
243 * c-typeck.c (convert_arguments): Likewise.
245 2001-06-04 Richard Henderson <rth@redhat.com>
247 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
248 optimization if current_function_calls_setjmp.
250 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
252 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
255 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
257 * simplify-rtx.c (simplify_subreg): Fix combining of
260 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
262 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
263 (no_labels_between_p): Short circuit case beg==end.
265 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
267 * rtlanal.c (operand_preference): Fix preference for objects.
269 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
271 * gcse.c (handle_avail_expr): Be prepared to handle single_set
274 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
276 * combine.c (if_then_else_cond): Use simplify_subreg instead
278 * integreate.c (sub_constants): Likewise.
280 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
282 * emit-rtl.c (constant_subword): Deprecate; remove most of code
283 and use simplify_gen_subreg.
285 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
287 * sibcall.c (skip_copy_to_return_value): recognize the situation
288 when the called function's return value is copied into an
289 intermediate pseudo, and then into the calling functions return
292 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
294 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
295 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
296 in case register wasn't OK previously, accept it now; allow
297 subregs of frame pointer if reload completed and frame pointer
300 * combine.c (sombine_simplify_rtx): Fix comment;
301 use subreg_lowpart_offset instead of subreg_lowpart_p
302 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
303 * rtl.h (subreg_lowpart_parts_p): Kill.
304 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
305 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
306 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
307 (gen_lowpart_common): Likewise.
308 (subreg_lowpart_p): Likewise.
309 (subreg_lowpart_parts_p): Kill.
310 (subreg_lowpart_offset, subreg_highpart_offset): New function.
312 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
313 to simplify SUBREG and REG.
314 (gen_highpart): Use simplify_gen_subreg for all simplifications.
316 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
319 * rtlanal.c (replace_regs): Use simplify_gen_subreg
321 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
323 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
324 (ARRAY_RANGE_REF): Added description.
326 * tree.def (ARRAY_RANGE_REF): New code.
327 * alias.c (handled_component_p, can_address_p): Handle it.
328 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
329 * explow.c (set_mem_attributes): Likewise.
330 * expr.c (expand_assignment, get_inner_reference): Likewise.
331 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
332 * fold-const.c (operand_equal_p): Likewise.
333 * tree.c (staticp, stabilize_reference): Likewise.
334 * varasm.c (decode_addr_const): Likewise.
336 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
338 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
339 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
341 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
343 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
344 mark_constant_pool_use before output_addr_const.
345 (struct pool_node): New field wend.
346 (add_constant): Note a sequence of constants that are referenced
348 (pool_window_label, pool_window_last): New variables.
349 (dump_table): Emit a unspec_volatile representing the end of a
350 sequence of constants.
351 (mark_constant_pool_use): New function.
352 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
353 (consttable_2): Add the second operand which flags whether
354 this consttable entry was used or not.
355 (consttable_4, consttable_8, consttable_sf, consttable_df):
357 (consttable_window_end): New insn.
359 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
361 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
362 Reformat according to coding standards.
365 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
366 (shl_and_kind): Cast wide constant.
367 (gen_far_branch): Define as static, as in declaration.
368 (barrier_align): Compute cache-line length as unsigned. Add
369 parentheses in initial credit computation.
370 (rounded_frame_size): Add parentheses.
371 (permanent_obstack): Remove declaration. Include ggc.h for
372 declaration of ggc_add_root_rtx().
373 (get_free_reg): Removed declaration of unused variable reg.
374 (legitimize_pic_address): Mark mode argument as unused.
376 2001-06-03 Igor Shevlyakov <igor@windriver.com>
378 * config/sh/sh.c (output_branch): Support for insn with lenght
379 attr 12 & 16 which represents cond branches outside +-4096 range.
381 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
383 * config/sh/lib1funcs.asm (ic_invalidate): Align the
384 cache-mirroring sequence. Add nops.
386 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
388 * doc/install-old.texi: Remove more old installation
390 * doc/install.texi: Add relevant parts here.
392 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
394 * doc/install.texi2html: New script.
396 2001-06-03 David Edelsohn <edelsohn@gnu.org>
398 * doc/install.texi: Update AIX information again.
400 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
402 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
403 installation documentation.
404 * doc/install.texi: Move it to here.
406 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
408 * doc/install.texi: Clean up Texinfo markup.
410 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
412 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
413 to just after title page.
415 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
417 * doc/install-old.texi: Remove documentation of some configuration
419 * doc/install.texi: Add relevant parts of this documentation here.
421 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
423 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
424 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
426 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
428 * i386.md (all uses of ext_register_operand): Make sure they are
429 VOIDmode; replace all uses outside zero_extend.
430 (and?i splitters): Use ext_register_operands.
431 (test?i peep2): Remove ignored constraints.
432 * i386.c (ext_register_operand): Check that operand is
433 eighter pseudo or hard or 'Q' register.
435 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
437 * tree.h (struct record_layout_info_s): New field unpadded_align.
438 (set_lang_adjust_rli): New declaration.
439 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
440 it would have if not packed, do not downgrade DECL_ALIGN.
441 (lang_adjust_rli, set_lang_adjust_rli): New.
442 (start_record_layout): Initialize new field unpadded_align.
443 (debug_rli): Display it.
444 (place_union_field, place_field): Set it.
445 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
447 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
448 mean that; use proper names instead.
449 Print DECL_NO_STATIC_CHAIN.
451 * except.c (expand_builtin_frob_return_addr): Add missing call
452 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
453 (expand_builtin_eh_return): Likewise.
454 (expand_eh_return): Clean up ptr_mode != Pmode cases.
456 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
458 * doc/invoke.texi: Remove references to papers about sequence points
459 to readings.html, refer to that page.
461 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
463 * README: Update references to installation instructions.
465 2001-06-01 Laurent Guerby <guerby@acm.org>
466 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
468 * doc/install.texi: Define srcdir when sources come from CVS.
469 Significantly improve markup. Wrap overly long lines
471 2001-06-01 DJ Delorie <dj@redhat.com>
473 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
474 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
475 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
476 gcov.1: Move to doc subdirectory.
477 * install.texi: Move to doc/install-old.texi.
478 * gcc.texi: Move to doc, refer to install-old.texi.
479 * Makefile.in: Reflect move of docs to doc/.
480 * f/Make-lang.in: Ditto.
481 * java/Make-lang.in: Ditto.
482 * doc/.cvsignore: New.
484 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
486 * invoke.texi: use two spaces between command options, eliminate
487 some 'overfull hboxes'
489 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
491 * Makefile.in (s-mlib): Make backtick-commands always succeed.
492 (DRIVER_DEFINES): Ditto.
494 2001-05-31 Richard Henderson <rth@redhat.com>
496 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
497 also link against libgcc.a.
499 2001-05-31 Geoff Keating <geoffk@cygnus.com>
501 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
502 * config/mips/mips.c (mips_output_ascii): New function.
503 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
505 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
507 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
509 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
510 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
512 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
514 * install.texi (Configuration): Add html links for --with-gnu-as &
515 --with-gnu-ld and refer to them from hppa & SCO triplets.
516 (Specific): Link back to with-gnu-ld for all ELF platfoms.
517 (Specific): Reword AVR binutils recommendation.
519 2001-05-30 Zack Weinberg <zackw@stanford.edu>
521 * ggc-page.c (size_lookup): Increase minimum allocation size
523 (ggc_print_statistics): Report size of each bin in bytes, not
524 as its order; there is no longer a direct relationship.
526 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
528 * extend.texi: Fix formating of examples, eliminate some
530 * gcc.texi: Eliminate some 'overfull hboxes'.
531 * invoke.texi: Use two spaces between command options, eliminate
532 some 'overfull hboxes'.
534 2001-05-30 Richard Henderson <rth@redhat.com>
536 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
538 2001-05-30 Tom Tromey <tromey@redhat.com>
540 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
541 use it in the new association.
543 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
544 John David Anglin <dave@hiauly1.hia.nrc.ca>
546 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
547 to target type to allow ISO C++ compiler to accept it.
548 * gthr-dce.h (__gthread_active_ptr): Likewise.
549 * gthr-solaris.h (__gthread_active_ptr): Likewise.
551 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
553 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
554 so that we do accept comments in preprocessed input.
556 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
558 * cpphash.c (alloc_node): Cast allocated pointer.
560 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
562 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
564 2001-05-29 Stan Shebs <shebs@apple.com>
566 * gcc.texi: Add links for information about Objective-C.
568 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
570 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
571 /bin/sed fails on [^\"]).
572 (configargs.h): Likewise.
574 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
576 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
578 2001-05-28 Stan Shebs <shebs@apple.com>
580 * objc/objc.gperf: Remove, no longer used.
582 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
584 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
585 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
586 Remove trailing whitespace.
588 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
590 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
591 became http://freeware.sgi.com/.
593 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
595 * local-alloc.c (update_equiv_regs): Don't eliminate constant
598 2001-05-27 Stan Shebs <shebs@apple.com>
600 * objc/objc-act.c: Add/fix various comments.
601 (init_selector): Remove, no longer used.
602 (build_msg_pool_reference): Ditto.
605 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
607 * c-decl.c (init_decl_processing):
608 Don't call start_identifier_warnings.
609 * flags.h (warn_id_clash, id_clash_len): Remove.
610 * stringpool.c: Don't include flags.h.
611 (scan_for_clashes, do_identifier_warnings,
612 start_identifier_warnings): Remove.
613 * toplev.c (warn_id_clash, id_clash_len): Remove.
614 (display_help): Don't document -Wid-clash.
615 (decode_W_option): Print warning on -Wid-clash.
616 * tree.h (start_identifier_warnings): Remove.
617 * invoke.texi: Remove documentation of -Wid-clash.
619 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
621 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
623 2001-05-27 Bruce Korb <bkorb@gnu.org>
625 * fixinc/check.tpl(HACK) add and use a Scheme variable
626 (has no test text): error out if no "test_text" is defined
627 * fixinc/fixincl.tpl: likewise
628 (FIXIDX): make it an enumeration so we minimize diffs
629 * fixinc/inclhack.def: re-alphabetize and add sort instructions
630 * fixinc/fixincl.x: regenerate
631 * fixinc/tests/base/stdio.h: test output got moved due to
633 * README-fixinc: rewrite (mostly)
635 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
637 * cpplib.c (run_directive): Set pfile->directive.
639 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
641 * c-tree.texi: Reformat the manual as a single chapter now
642 included by gcc.texi.
643 * gcc.texi: Include c-tree.texi. Merge all indexes.
644 * Makefile.in (dvi): Add generation for the cppinternals
645 documentation. Added dependencies on fdl.texi and c-tree.texi
646 where appropriate. Use TEXI2DVI instead of custom tex calls.
647 (info): Added dependencies on fdl.texi and c-tree.texi where
648 appropriate. Remove the target c-tree.info.
650 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
652 * combine.c (try_combine): Fix typo in comment.
653 * expr.c (expand_expr): Likewise.
654 * config/i370/i370.md (untyped_call): Likewise.
656 2001-05-26 Bruce Korb <bkorb@gnu.org>
658 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
659 when fixincl is operating in test mode
660 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
661 (AAB_ultrix_limits): remove redundant text
662 (AAB_ultrix_memory): ditto
663 (AAB_ultrix_string): ditto
664 (djgpp_wchar_h): fix the test text
665 (irix_stdio_va_list): add test text
666 (irix_limits_const): add a testing output file (limits.h is overwritten)
667 (strict_ansi_not_ctd): put limits.h second in list for same reason
668 (solaris27_mutex_init): test text needed selection text, too
670 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
671 when fixincl is operating in test mode
673 2001-05-26 Philip Blundell <philb@gnu.org>
675 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
676 * config/i960/i960-protos.h: Likewise.
677 * config/i370/i370-protos.h: Likewise.
678 * config/h8300/h8300-protos.h: Likewise,
679 * config/sh/sh-protos.h: Likewise.
680 * config/v850/v850-protos.h: Likewise.
682 2001-05-26 Philip Blundell <philb@gnu.org>
684 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
686 2001-05-25 Zack Weinberg <zackw@stanford.edu>
688 * toplev.c (debug_args, f_options, W_options): Mark
689 descriptions for translation.
690 (display_help): Translate descriptions on output.
692 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
693 objc/lang-options.h: Mark descriptions for translation.
695 * aclocal.m4: Quote final argument of patsubst. Use
696 3-argument form of AC_DEFINE. Restore quotes to [] while
698 * configure.in: Remove unnecessary changequote calls.
699 * configure, config.in: Regenerate.
701 2001-05-25 Sam TH <sam@uchicago.edu>
703 * basic-block.h: Fix header include guards.
704 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
705 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
706 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
707 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
708 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
709 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
710 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
711 varray.h version.h: Likewise.
712 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
713 config/arm/arm.h config/c4x/c4x-protos.h
714 config/h8300/h8300-protos.h config/h8300/h8300.h
715 config/i370/i370-protos.h config/i370/i370.h
716 config/i960/i960-protos.h config/mcore/mcore.h
717 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
718 config/v850/v850-protos.h config/v850/v850.h: Likewise.
719 * fixinc/fixlib.h fixinc/server.h: Likewise.
721 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
723 * config/arc/initfini.c (.init): Fix typo.
725 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
727 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
729 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
731 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
733 2001-05-25 Richard Henderson <rth@redhat.com>
735 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
737 2001-05-25 Richard Henderson <rth@redhat.com>
739 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
740 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
741 (sparc*-*-solaris2): Likewise.
742 * config/t-linux: Remove shared libgcc macros.
743 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
744 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
746 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
748 * config.gcc (*-*-freebsd*): Report bad configuration.
750 2001-05-25 David Edelsohn <edelsohn@gnu.org>
752 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
754 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
756 (ASM_OUTPUT_LABELREF): Delete.
758 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
760 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
761 strict_ansi_only): Don't run if stdc_0_in_system_headers.
762 * fixinc/fixincl.x: Regenerate.
763 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
764 (FIX_TEST_TABLE): Declare it.
765 * fixinc/fixlib.h: Include config.h.
767 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
769 * fixinc/inclhack.def (alpha___assert): Change char * args to
770 const char * on Tru64 UNIX to avoid excessive warnings from
772 * fixinc/fixincl.x: Regenerate.
774 2001-05-25 Geoff Keating <geoffk@redhat.com>
776 * dbxout.c (dbxout_symbol): Invert previous patch, which was
777 outputting a tag only for variable-size records.
779 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
781 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
782 instead of rtx_equal_p for early clobber test.
784 2001-05-26 Mark Mitchell <mark@codesourcery.com>
786 * builtins.def: Encode additional information, such as names and
788 * builtin-types.def: New file.
789 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
790 (built_in_decls): Likewise. Don't explicitly initialize global
792 (expand_builtin_mathfn): Handle float and long double variants of
794 (expand_builtin): Likewise.
795 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
796 (expand_tree_builtin): Handle long, long long, float, and long
797 double variants of math functions.
798 * c-common.h (c_tree_index): Remove some unused nodes.
799 (void_ftype): Remove.
800 (void_type_ptr): Likewise.
801 (int_ftype_int): Likewise.
802 (ptr_ftype_sizetype): Likewise.
803 * c-decl.c (init_decl_processing): Remove creation of DWARF
805 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
806 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
807 * Makefile.in (c-common.o): Depend on builtin-types.def.
809 2001-05-25 Dale Johannesen <dalej@apple.com>
811 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
813 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
815 * c-parse.in (notype_initdcl): Remove redundant line.
817 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
819 * aclocal.m4: Fixed typo.
820 (gcc_AC_HEADER_STDBOOL): Define.
821 (gcc_AC_C__BOOL): Define.
822 * configure.in: Use them.
823 (AC_CHECK_HEADERS): Remove stdbool.h
824 * configure, config.in: Regenerate.
826 2001-05-25 Richard Henderson <rth@redhat.com>
828 * function.c (expand_function_start): Don't abort on PARALLEL
829 returns from hard_function_value.
831 2001-05-25 Richard Henderson <rth@redhat.com>
833 * config/i386/i386.md: Revert previous change. Do not apply
834 the peephole if the components do not die after the sequence.
836 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
838 * c-parse.in (array_declarator): New. Handle C99 constructs.
839 Don't restrict [*] declarators to C only.
840 (after_type_declarator, parm_declarator_starttypename,
841 parm_declarator_nostarttypename, notype_declarator,
842 direct_absdcl1): Use it.
843 * c-decl.c (build_array_declarator, set_array_declarator_type):
844 New functions. Warn that [*] isn't properly implemented; pedwarn
845 for [*] outside C99 mode if pedantic rather than giving a hard
847 (grokdeclarator): Handle static and type qualifiers in parameter
849 * c-tree.h (build_array_declarator, set_array_declarator_type):
851 * extend.texi (Attribute Syntax): Document attributes in parameter
854 2001-05-25 Mark Mitchell <mark@codesourcery.com>
856 * config/i386/i386.md: Make sure cmpstr peepholes do not
857 affect liveness information.
859 2001-05-24 Mark Mitchell <mark@codesourcery.com>
861 * c-typeck.c (digest_init): Issue error messages about
862 invalid constants, not warnings.
864 2001-05-24 Mark Mitchell <mark@codesourcery.com>
866 * invoke.texi (-fno-builtin): Document that this is always on
869 2001-05-24 Philip Blundell <philb@gnu.org>
871 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
874 2001-05-24 Philip Blundell <philb@gnu.org>
876 * config/arm/arm.c (output_return_instruction): Correctly handle
877 interworking and interrupt functions.
879 2001-05-24 Philip Blundell <philb@gnu.org>
881 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
882 -m{no-}sched-prolog. Fix typos and improve formatting.
884 2001-05-24 Philip Blundell <philb@gnu.org>
886 * invoke.texi (ARM Options): Improve wording slightly. Add
887 documentation for more options, including those for Thumb mode.
888 Don't mention options that don't exist or are unimplemented.
889 (Thumb Options): Delete; merged into above section.
891 2001-05-24 Geoff Keating <geoffk@redhat.com>
893 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
894 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
896 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
898 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
899 fix hard register simplification.
901 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
903 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
904 of just copying CPP_CPU_SPEC.
906 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
908 * i386.c (incdec_operand): Accept only 1 and -1.
910 2001-05-23 Kelley Cook <kelley.cook@home.com>
912 * Makefile.in: Move many of the *_H definitions eariler in the
913 file, so that rules in t-* files that use them for
914 dependencies will work in a parallel build.
915 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
917 2001-05-23 Richard Henderson <rth@redhat.com>
919 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
921 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
923 * cpp.texi: Update for handling of charconsts.
924 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
925 diagnostics. Skip to the end if the UCS is too short.
926 (cpp_interpret_charconst): Long charconsts issue a warning
929 2001-05-23 Richard Henderson <rth@redhat.com>
931 * doc/install.texi (alpha-linux): Require binutils 2.11.
933 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
935 * c-lex.c (read_escape, read_ucs): Delete.
936 (lex_string): Use cpp_parse_escape.
937 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
938 if not C++ or not C99. Warn if traditional.
939 (parse_escape): Rename cpp_parse_escape. Make the bitmask
940 unsigned. Warn for out-of-range escape sequences here.
941 Update to use maybe_read_ucs.
942 (cpp_interpret_charconst): Don't warn here.
943 * cpplib.h (cpp_parse_escape): New exported function.
945 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
947 * extend.texi (Attribute Syntax): Clarify application of
948 attributes to parameters declared as functions or arrays.
950 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
952 * dbxout.c (dbxout_type_methods): Do still group methods by name.
954 2001-05-23 Zack Weinberg <zackw@stanford.edu>
956 * diagnostic.c (vnotice): Kill.
957 (fnotice): Call vfprintf directly.
958 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
959 verbatim, set_diagnostic_context): Rename string argument to
960 indicate that it is run through gettext.
961 (vbuild_message_string, build_message_string, output_do_printf):
962 Rename string argument to indicate that it is NOT run through
964 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
965 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
966 Run msgid argument through gettext.
967 (default_print_error_function): Run constant strings through
968 gettext when nothing else will.
969 (fatal_error, internal_error, error_recursion): Use fnotice.
970 Present complete sentences to gettext.
972 2001-05-23 Mark Mitchell <mark@codesourcery.com>
974 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
976 2001-05-23 Richard Henderson <rth@redhat.com>
978 * function.c (expand_function_start): Always use a pseudo
979 for the function result value.
981 2001-05-22 Richard Henderson <rth@redhat.com>
983 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
984 section pointer alignment.
986 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
988 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
989 of __USER_LABEL_PREFIX__.
991 2001-05-22 Richard Henderson <rth@redhat.com>
993 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
994 (__deregister_frame_info_bases): New.
995 * unwind-dw2-fde.h: Declare it.
996 * libgcc-std.ver: Export it.
997 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
998 called __register_frame_info_bases.
1000 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1002 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
1003 instead of #elif (which is OK for this case but not in general).
1005 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
1007 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
1008 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
1009 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
1010 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
1011 "r2" to the assembly file. Only issue allocs with non-zero parameters.
1013 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1014 David O'Brien <obrien@freebsd.org>
1016 * config/freebsd.h (LIB_SPEC): Key the exact setting to
1017 configure-time options and target version of FreeBSD. Set-up
1018 to match architectural change in threading support. Correctly
1019 report when -pthread option is not supported by configure-time
1021 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
1022 and extend to encode target version number in run-time setting
1023 of __FreeBSD__ macro to match the system compiler.
1024 (CPP_PREDEFINES): Likewise.
1025 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
1027 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
1028 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
1030 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1031 David O'Brien <obrien@freebsd.org>
1033 * config.gcc (the unlabeled system switch statement): Add
1034 generic configuration section to handle *-*-freebsd*. Also,
1035 to match the system compiler, default to threading support (it
1036 may be disabled with the standard --disable-threads
1037 configuration-time switch).
1038 (i[34567]86-*-freebsd* in machine-specific section): Use it.
1039 (alpha*-*-freebsd* in machine-specific section): Likewise.
1041 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
1042 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
1043 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
1044 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
1045 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
1047 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1048 David O'Brien <obrien@freebsd.org>
1050 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
1051 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
1052 -pthread instead setting macro.
1054 2001-05-22 Richard Henderson <rth@redhat.com>
1056 * crtstuff.c (__register_frame_info_bases): Declare.
1057 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1058 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1060 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1061 (CRT_GET_RFIB_DATA): New.
1062 * config/i386/sysv4.h: Likewise.
1063 * config/i386/sco5.h: Likewise.
1064 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1066 2001-05-22 Richard Henderson <rth@redhat.com>
1068 * rtl.c (read_string): Break out from ...
1069 (read_rtx): ... here.
1071 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1073 * doc/install.texi (Specific): Remove a bogus and duplicate part
1074 copied from the end of the document.
1076 2001-05-22 Bernd Schmidt <bernds@redhat.com>
1078 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
1080 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1082 * install.texi: Remove obsolete information on SunOS as well as
1083 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
1084 (Installing GNU CC on the Sun): Remove section.
1086 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
1088 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
1089 keep errno unchanged on success.
1091 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1093 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
1094 once for hexadecimal floats, whether or not they contain a decimal
1095 point. Don't let the setting of pedantic otherwise affect the
1096 parsing of hexadecimal floats.
1098 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1100 * README.ACORN: Remove obsolete file.
1102 2001-05-22 Jan Hubicka <jh@suse.cz>
1104 * combine.c (gen_binary): Use swap_commutative_operands_p
1105 (simplify_comparison): Likewise.
1106 * expmed.c (emit_store_flag): Likewise.
1107 * expr.c (compare_from_rtx): Likewise.
1108 (do_compare_rtx_and_jump): Likewise.
1109 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
1110 if not emitting a branch and operands want swapping.
1112 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1114 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
1115 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
1116 (maybe_get_identifier): Update.
1117 * tree.h (make_identifier): Delete.
1119 2001-05-21 Richard Henderson <rth@redhat.com>
1121 * combine.c (subst): Do not substitute for a register as
1122 a destination subreg/strict_low_part/zero_extract.
1124 * combine.c (simplify_comparison): Update op1 after constant
1126 * recog.c (const_int_operand): Accept only constants valid
1128 * genrecog.c: Update comments wrt const_int_operand.
1130 * emit-rtl.c (init_emit_once): Zero unused memory in a
1133 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1135 * tree.h (type_num_arguments): Declare it.
1136 * tree.c (type_num_arguments): New function.
1138 2001-05-21 Richard Henderson <rth@redhat.com>
1140 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1143 2001-05-21 Geoff Keating <geoffk@redhat.com>
1145 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
1147 (minsf3): Use rs6000_emit_minmax.
1148 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
1150 (movsfcc): Use rs6000_emit_cmove.
1151 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
1152 Don't generate emit_fselsfsf4.
1153 (fseldfsf4): Likewise.
1154 (maxdf3): Use rs6000_emit_minmax.
1156 (mindf3): Use rs6000_emit_minmax.
1157 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
1159 (movdfcc): Use rs6000_emit_cmove.
1160 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
1161 Don't generate emit_fselsfsf4.
1162 (fselsfdf4): Likewise.
1163 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
1164 (min_max_operator): New predicate.
1165 (rs6000_emit_cmove): New function.
1166 (rs6000_emit_minmax): New function.
1167 * config/rs6000/rs6000-protos.h: Prototype new functions.
1168 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
1169 and min_max_operator.
1171 * config/rs6000/rs6000.c (output_cbranch): Handle all
1172 conditional types in the switch statement.
1174 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1176 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1177 non-register variables.
1178 * extend.texi: Document that asm-specifications do not make sense
1179 for non-static local variables.
1181 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
1183 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
1184 (dbxout_type_fields): Lose minimal_debug support.
1185 (dbxout_type_methods, dbxout_type): Likewise.
1187 2001-05-17 Andrew Haley <aph@redhat.com>
1189 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1191 2001-05-21 Richard Henderson <rth@redhat.com>
1193 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
1196 2001-05-20 Richard Henderson <rth@redhat.com>
1198 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1199 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
1200 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
1201 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1202 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
1204 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1205 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
1206 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
1207 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1208 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1209 DEBUG_PUBNAMES_SECTION): Rename as above.
1210 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1212 2001-05-20 Richard Henderson <rth@redhat.com>
1214 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
1215 operands unless the operation is commutative.
1217 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1219 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
1222 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1224 * extend.texi: Clarify documentation of extensions included in ISO
1225 C99. Prefer C99 terminology and syntax to old GNU terminology and
1226 syntax. Add more index entries. Document mixed declarations and
1227 code as an extension in C89 mode. Warn about future changes to
1228 semantics of inline functions. Fixes PR other/930.
1230 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1232 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
1233 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1234 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
1235 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1237 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
1239 2001-05-20 Richard Henderson <rth@redhat.com>
1241 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1242 to be output before a branch.
1244 2001-05-20 Richard Henderson <rth@redhat.com>
1246 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1248 2001-05-20 Richard Henderson <rth@redhat.com>
1250 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1251 (ASM_DOUBLE): Remove.
1252 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1253 * config/i386/sun386.h: Likewise.
1255 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1256 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1258 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1259 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1260 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1261 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
1263 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
1264 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
1265 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
1266 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
1267 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
1268 * config/i386/win32.h: Likewise.
1270 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1272 * invoke.texi: Add more options to summary list.
1274 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1276 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
1277 used. Fixes PR c/2291.
1278 * gcc.1: Regenerate.
1280 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1282 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
1283 the -fpic and -fPIC options, clear flag_pic.
1285 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1287 * hashtable.c (calc_hash): Fix HASHSTEP definition.
1288 * stringpool.c (make_identifier): No statistics here anymore.
1289 * objc-act.c (steup_string_decl): Remove redundant check.
1291 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1293 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
1294 cpplib.o, cpphash.o, fix-header): Update.
1295 (hashtable.o): New target.
1296 * c-common.h: Include cpplib.h. Define C_RID_CODE and
1297 struct c_common_identifier here.
1298 * c-lang.c (c_init_options): Update. Call set_identifier_size.
1299 * c-lex.c (c_lex): Update.
1300 * c-pragma.h: Update.
1301 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
1303 (C_RID_CODE): Delete.
1304 * cpphash.c: Rewrite to use hashtable.c.
1305 * cpphash.h: Update include guards.
1306 (struct cpp_reader): Remove hashtab.
1307 hash_ob and buffer_ob are no longer pointers. Add hash_table
1309 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
1310 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
1311 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
1312 * cppinit.c (cpp_create_reader): Update.
1313 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
1314 (cpp_interpret_charconst): Eliminate warning.
1315 * cpplib.c (do_pragma, do_endif, push_conditional,
1316 cpp_push_buffer, cpp_pop_buffer): Update.
1317 (_cpp_init_stacks): Rename cpp_init_directives.
1318 (_cpp_cleanup_stacks): Remove.
1319 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
1320 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
1321 cpp_forall_identifiers, cpp_create_reader): Update.
1322 (C_RID_CODE, cpp_make_node): New.
1323 (c_common_identifier): New identifier node for C front ends.
1324 * cppmain.c (main): Update.
1325 * fix-header.c (read_scan_file): Update.
1326 * flags.h (id_clash_len): Make unsigned.
1327 * ggc.h (ggc_mark_nonnull_tree): New.
1330 * stringpool.c: Update comments and copyright. Update to use
1332 * toplev.c (approx_sqrt): Move to hashtable.c.
1333 (id_clash_len): Make unsigned.
1334 * toplev.h (ident_hash): New.
1335 * tree.c (gcc_obstack_init): Move to hashtable.c.
1336 * tree.h: Include hashtable.h.
1337 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
1338 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
1339 (struct tree_identifier): Update.
1340 (make_identifier): New.
1342 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
1343 (C_RID_CODE): Remove.
1344 * lex.c (cxx_init_options): Call set_identifier_size. Update.
1345 (init_parse): Don't do it here.
1347 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
1349 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
1351 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
1353 (expand_eh_return): Convert between word_mode and Pmode.
1354 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
1356 (execute_stack_op): Likewise.
1357 (execute_cfa_program): Likewise.
1358 (uw_frame_state_for): Likewise.
1359 (uw_update_context_1): Likewise.
1360 * unwind.inc (_Unwind_Reason_Code): Likewise.
1361 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
1362 (EH_RETURN_STACKADJ_RTX): Likewise.
1363 * config/mips/mips.c (compute_frame_size): Make space for saving
1364 EH return registers.
1365 (mips_expand_epilogue): Handle EH stack adjustments.
1366 * config/mips/mips.md (eh_return): New pattern.
1367 (eh_set_lr_si): Likewise.
1368 (eh_set_lr_di): Likewise.
1369 Add splitter to perform EH return after reload.
1371 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1373 * jump.c (mark_jump_label): Tidy previous change.
1375 2001-05-19 Bruce Korb <bkorb@gnu.org>
1377 * fixinc/genfixes: no need for two warnings
1378 * fixinc/Makefile.in: open stdin for those building with a closed one.
1380 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1382 * jump.c (jump_optimize_1): Tidy.
1383 (mark_jump_label): When changing the label in a LABEL_REF, change
1384 update any REG_EQUAL notes as well.
1386 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
1388 * c-parse.in (parm_declarator): Split into
1389 parm_declarator_starttypename and parm_declarator_nostarttypename.
1390 (parm_declarator_starttypename, parm_declarator_nostarttypename):
1391 New. Allow parenthesised sub-declarators which don't begin with a
1392 TYPENAME. Fixes PR c/166.
1394 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1396 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1398 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1400 * toplev.c (main): If the target does not allow profiling without
1401 a frame pointer, issue an error message.
1402 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1405 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1407 * recog.c (general_operand): Modify last change to allow it if reload
1410 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1412 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1413 subregs containing mem.
1415 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1417 * regrename.c (regrename_optimize): frame pointer register can
1420 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1422 * README.DWARF: Move into dwarfout.c.
1424 2001-05-18 Dale Johannesen <dalej@apple.com>
1426 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1427 specific misuse of r0 as a reload address.
1429 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1431 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1434 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1436 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1437 (add_to_sequence): Make that decision type.
1438 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1439 (write_switch, write_cond, debug_decision_2): Likewise.
1441 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1443 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1446 2001-05-18 Stan Shebs <shebs@apple.com>
1448 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1449 * configure: Regenerate.
1451 2001-05-18 Per Bothner <per@bothner.com>
1453 Changes needed for java/jvspec.c
1454 * gcc.h (n_infiles, outfiles): Add declarations.
1455 * gcc.c (n_infiles, outfiles): Mske no longer static.
1457 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
1459 * config/pa/som.h (EXCEPTION_SECTION): Define.
1461 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
1463 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
1465 Add have_location_lists, a variable to determine whether we need a
1466 .debug_loc section or not.
1467 (enum dw_val_class): Add dw_val_class_loc_list.
1468 (dw_val_struct): Add val_loc_list.
1469 (dw_loc_list_struct): New structure, represents location lists.
1470 (new_loc_list): New function, return a new location list, given
1471 the range and location expression.
1472 (add_loc_descr_to_loc_list): New function, add a location
1473 expression to a location list, given the expression and range.
1474 (output_loc_list): New function, output a location list.
1475 (gen_internal_sym): Modified to take symbol prefix, so we can
1476 reuse it for location list symbols.
1477 (add_AT_loc_list): New function, add a location list to a DIE at
1478 the named attribute.
1479 (AT_loc_list): New function, return the location list reference
1480 for a given attribute, if it's a location list.
1481 (print_die): Handle dw_val_class_loc_list.
1482 (size_of_die): Ditto.
1483 (value_format): Ditto.
1484 (output_die): Ditto.
1485 (output_location_lists): New function, output all of the location
1486 lists for a DIE and it's children.
1487 (dwarf2out_finish): Call output_location_lists if we have location
1491 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1493 * gcse.c (try_replace_reg): First try global replace, later try to
1494 simplify the expression.
1496 * gcse.c (find_used_regs): Change calling convention; work via
1498 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
1500 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1503 2001-02-09 Nick Clifton <nickc@redhat.com>
1504 * config/arm/arm.md: Change output constraint on post inc
1505 load/store multiple patterns to be a read/write constraint.
1507 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1509 * basic-block.h (struct basic_block_def): Add documentation about
1510 what a basic block is, and what the various fields are used for.
1511 * flow.c (calculate_globlal_regs_live): Add documentation about
1512 how the algorithm works, and how we know that it will terminate.
1513 Check that the the inductive assumption that guarantees
1514 termination actually holds.
1515 (mark_used_regs): Treat conditionally set registers as used.
1516 (debug_regset): Add comment.
1517 * rtl.texi (cond_exec): Add documentation.
1519 * function.c (expand_function_start): Avoid creating BLKmode
1522 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1524 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1525 DIE, even if it has no children.
1526 (dwarf2out_finish): Always output the line-number table, even if
1529 2001-05-18 David Edelsohn <edelsohn@gnu.org>
1531 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1533 2001-05-17 Bruce Korb <bkorb@gnu.org>
1535 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1536 * fixinc/genfixes: emit a warning if AutoGen is out of date
1538 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1539 Bruce Korb <bkorb@gnu.org>
1541 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1542 found in fixinc directory. Facilitates binary distributions.
1544 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1546 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1549 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
1551 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1553 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1555 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
1556 (simplify_subreg): Handle complex types represented as CONCAT.
1558 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
1559 * rtl.h (swap_commutative_operands_p): Declare.
1560 * rtlanal.c (swap_commutative_operands_p): New.
1561 (operand_preference): New static function.
1563 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
1564 (gen_binary): Likewise.
1565 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
1566 * simplify-rtx.c (simplify_gen_binary,
1567 simplify_gen_relational): Likewise.
1569 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1571 * cse.c (fold_rtx): Use simplify_subreg.
1573 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
1574 (simplify_gen_subreg): New.
1575 (simplify_rtx): Use simplify_subreg.
1576 * rtl.h (simplify_gen_subreg): Declare.
1578 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1580 * doc/install.texi: Update Solaris information.
1582 * except.h (protect_cleanup_actions): Remove it.
1583 (lang_protect_cleanup_actions): Declare it.
1584 * except.c (protect_cleanup_actions): Remove it.
1585 (lang_protect_cleanup_actions): New variable.
1586 (init_eh): Don't make protect_cleanup_actions a GC root.
1587 (expand_eh_region_and_cleanup): Call
1588 lang_protect_cleanup_actions.
1589 (output_function_exception_table): Remove unused `align'
1591 * varasm.c (assemble_external): Abort if we have not yet
1592 opened the assembly output file.
1594 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
1596 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1597 for eh_personality_libfunc.
1599 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1601 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
1602 when calling simplify_subreg. This is needed to allow replacing
1603 of expression of one mode by expression of different mode.
1605 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1607 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1609 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1611 * expr.c (protect_from_queue): Protect against subsequent calls to
1613 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1616 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1618 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1620 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1622 * gccbug.in (CATEGORIES): Add "bootstrap".
1624 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1626 * simplify-rtx.c (simplify_subreg): Break out from ...
1627 * combine.c (combine_splify_rtx) ... here and ...
1628 * recog.c (validate_replace_rtx_1): ... here;
1629 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1630 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1631 (subreg_lowpart_p): ... here.
1633 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1635 * stmt.c (expand_asm_operands): For inout operands, make sure
1636 the substitution of '=' for '+' makes it into the rtl.
1638 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1639 (reload_as_needed): Call update_eliminable_offsets a bit later.
1641 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1643 * gcc.texi (gccbug): Refer to the web pages for detailed information
1646 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1648 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1650 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1651 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1652 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1653 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1654 * cross-make: Don't set LIBGCC1.
1655 * mklibgcc.in: Delete all code for building from libgcc1.c.
1656 Always honor LIB1ASMFUNCS if set.
1658 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1659 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1660 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1661 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1662 config/i386/uwin.asm, config/m68hc11/larith.asm,
1663 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1664 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1665 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1666 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1667 Delete or update references to libgcc1 in commentary.
1669 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1670 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1671 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1672 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1673 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1674 config/arm/t-semi, config/arm/t-strongarm-coff,
1675 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1676 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1677 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1678 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1679 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1680 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1681 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1682 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1683 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1684 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1685 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1686 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1687 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1688 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1689 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1690 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1691 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1692 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1693 config/mips/t-ultrix, config/mn10200/t-mn10200,
1694 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1695 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1696 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1697 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1698 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1699 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1700 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1701 config/sparc/t-sparclite, config/sparc/t-splet,
1702 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1703 config/sparc/t-vxsparc64, config/v850/t-v850:
1704 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1706 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1707 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1708 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1709 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1710 nongcc_SI_type, nongcc_word_type, or perform_*
1711 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1713 * config/i386/386bsd.h, config/i386/beos-elf.h,
1714 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1715 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1716 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1717 Don't include i386/perform.h.
1719 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1720 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1721 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1722 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1723 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1724 config/vax/t-openbsd, config/vax/t-vax: Delete.
1726 * config.gcc: Remove references to deleted files.
1727 (arm-semi-aof): Use arm/t-semi for tmake_file.
1729 * gcc.texi, install.texi, invoke.texi, tm.texi:
1730 Delete or rewrite text which is no longer relevant now that
1731 libgcc1 no longer exists.
1733 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1734 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1736 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1737 Bruce Korb <bkorb@gnu.org>
1739 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1742 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1744 * i386.md: Add two peepholes to clean up code generated by
1747 2001-05-16 Richard Henderson <rth@redhat.com>
1749 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1750 variants of non-absolute encodings.
1752 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1754 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1755 __register_frame_info_table_bases): Export.
1757 2001-05-16 Richard Henderson <rth@redhat.com>
1759 * except.c (eh_data_format_name): Move to ...
1760 * dwarf2asm.c: ... here. Use designated initializers if available.
1761 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1762 * dwarf2asm.h: Update declarations.
1763 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1764 ASM_PREFERRED_EH_DATA_FORMAT.
1765 (output_call_frame_info): Likewise. Use 'L' augmentation for
1768 * unwind-dw2-fde.h (struct fde_vector): New.
1769 (struct old_object): Rename from struct object.
1770 (struct object): New.
1771 (__register_frame_info_bases): Declare.
1772 (__register_frame_info_table_bases): Declare.
1773 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1774 * unwind-dw2-fde.c (objects): Remove.
1775 (unseen_objects, seen_objects): New.
1776 (__register_frame_info_bases): New.
1777 (__register_frame_info): Use it.
1778 (__register_frame_info_table_bases): New.
1779 (__register_frame_info_table): Use it.
1780 (__deregister_frame_info): Rewrite for changed object struct.
1781 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1782 (fde_unencoded_compare): Rename from fde_compare; uninline.
1783 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1784 (start_fde_sort): Adjust for new definition of fde_vector.
1785 (fde_insert): Likewise.
1786 (end_fde_sort): Likewise. Select comparison function based
1787 on properties of the object.
1788 (fde_split): Take object and fde_compare_t arguments.
1789 (frame_heapsort, fde_merge): Likewise.
1790 (classify_object_over_fdes): Rename from count_fdes. Handle
1791 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1793 (add_fdes): Handle encoded pointers.
1794 (init_object): Rename from frame_init. Update for new struct object.
1795 (linear_search_fdes): Rename from search_fdes. Handle encoded
1797 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1798 (binary_search_single_encoding_fdes): New.
1799 (binary_search_mixed_encoding_fdes): New.
1800 (search_object): New.
1801 (_Unwind_Find_FDE): Update for new struct object. Fill in
1803 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1804 iterating over EH data.
1805 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1806 fde_encoding, lsda_encoding.
1807 (read_uleb128, read_sleb128): Remove.
1808 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1809 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1810 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1812 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1814 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1816 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
1817 * cpphash.c (_cpp_lookup_with_hash): Similarly.
1818 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
1819 cpp_spell_token, cpp_output_token): Similarly.
1820 * cpplib.c (lex_macro_node, do_undef, do_pragma,
1821 do_pragma_poison, parse_assertion, do_assert): Similarly.
1822 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
1823 save_parameter, _cpp_create_definition, check_trad_stringification,
1824 cpp_macro_definition): Similarly.
1825 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
1826 * c-lex.c (cb_undef, c_lex): Similarly.
1827 * fix-header.c (recognized_function): Similarly.
1828 * cpplib.h (NODE_LEN, NODE_NAME): New.
1829 (cpp_hashnode): Rename length len.
1831 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
1833 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1836 2001-05-16 Andreas Jaeger <aj@suse.de>
1838 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1840 * toplev.c: Include dwarf2asm.h for prototype of
1841 dw2_output_indirect_constants.
1843 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1845 * stmt.c (expand_asm_operands): Be able to offload addressof
1846 expression to memory. (PR optimization/185)
1848 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1850 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
1851 applying distributive law.
1853 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1855 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1857 * gthr-dce.h (UNUSED): Attribute unused macro.
1858 (__gthread_key_dtor): Make arguments UNUSED.
1859 (__gthread_key_delete): Revise for compatibility with DRAFT4
1862 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1864 * doc/install.texi: Update AIX information.
1865 * README.RS6000: Remove obsolete file.
1867 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1868 Nathan Sidwell <nathan@codesourcery.com>
1870 * gcc.c (give_switch): Don't write before start of string.
1871 Always append suffix.
1873 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1875 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1878 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1880 * README.ALTOS: Remove obsolete file.
1882 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1884 * c-lex.h (save_and_forget_protocol_qualifiers,
1885 forget_protocol_qualifiers, remember_protocol_qualifiers):
1886 Remove deleted functions' prototypes.
1888 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1890 * c-parse.in (methodtype): New production.
1891 (methoddef, methodproto): Collapse separate '-' and '+'
1894 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1896 * c-common.h (RID_FIRST_PQ): New.
1897 * c-parse.in (objc_pq_context): New.
1898 (objc parser): Set objc_pq_context rather than calling
1899 remember_protocol_qualifiers and forget_protocol_qualifiers.
1900 Don't call save_and_forget_protocol_qualifiers.
1901 (yylexname): Handle objc protocol qualifiers here.
1902 * stringpool.c (struct str_header): Replace with sp_hashnode.
1903 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
1904 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
1905 Allocate an IDENTIFIER_NODE for each identifier.
1906 (FORALL_STRINGS, set_identifier): Delete.
1907 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
1908 (ggc_alloc_string): Use an obstack.
1909 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
1910 * tree.h: Update comments.
1911 (set_identifier): Delete.
1912 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
1913 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
1914 remember_protocol_qualifiers): Delete.
1916 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1918 * flow.c (life_analysis): After life analysis is complete, do
1919 an optional scan over insns looking for REG_LABEL notes that
1920 reference a deleted label.
1921 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1922 before peeking at LABEL_NUSES.
1924 2001-05-15 Richard Henderson <rth@redhat.com>
1926 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1927 (_Unwind_GetTextRelBase): New.
1929 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1931 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1933 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1935 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1936 so that CHOOSE_SECTION gets used.
1938 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1939 TARGET_RELOCATABLE like flag_pic for now.
1941 2001-05-15 David Edelsohn <edelsohn@gnu.org>
1943 * rs6000.md (movdi splitter): Sign extend more efficiently.
1944 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
1945 to "long long" valid on 32-bit and 64-bit hosts.
1946 (logical_operand): Cast trunc_int_for_mode return value.
1947 (rs6000_emit_move): Shift macro to encapsulate variable.
1948 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
1949 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
1950 plus_constant requires signed argument.
1952 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1954 * gthr-posix.h: Make additional pthread-* functions weak.
1956 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1958 * recog.c (apply_change_group): Avoid unneeded validating.
1960 2001-05-14 David Edelsohn <edelsohn@gnu.org>
1962 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
1963 (num_insns_constant): CONST_INT can be 64-bits.
1965 2001-05-14 Stan Shebs <shebs@apple.com>
1967 * config/darwin.h (LIB_SPEC): Just use -lSystem.
1968 (LIBGCC_SPEC): Don't define.
1970 2001-05-14 Richard Henderson <rth@redhat.com>
1972 * configure.in (gcc_cv_as_eh_frame): New test.
1973 * config.in, configure: Rebuild.
1974 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1976 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1978 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1979 extended precision divide.
1981 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1983 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1984 for RETURNS as well.
1986 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1988 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
1989 (CPP_CPU??_SIZE_TYPE): New.
1990 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
1991 (CPP_CPU_SPEC): ... here; support choosing of CPU.
1992 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
1993 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
1995 * i386.c (override_options): Add sorry about not suported modes.
1997 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
1999 * config/pa/som.h (NM_FLAGS): Remove.
2000 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
2001 (ASM_OUTPUT_SECTION_NAME): Remove.
2002 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
2004 2001-05-14 Mark Mitchell <mark@codesourcery.com>
2006 * regrename.c (regrename_optimize): Do not rename registers to
2009 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
2011 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
2012 contain MEMs. Remove useless distinction about clobbering
2015 2001-05-13 Geoff Keating <geoffk@redhat.com>
2017 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
2018 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
2019 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
2020 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2021 (EXCEPTION_SECTION): Define.
2023 2001-05-13 Zack Weinberg <zackw@stanford.edu>
2025 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
2026 binary backward compat only.
2027 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
2028 in LIB2FUNCS. Pass it to mklibgcc.
2029 * mklibgcc.in: Handle LIB2FUNCS_ST.
2031 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
2033 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
2035 * tm.texi (THREAD_MODEL_SPEC): Document it.
2036 * gcc.c (main): Use it.
2037 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
2038 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
2040 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2042 * rtl.h (SYMBOL_REF_WEAK): New macro.
2043 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
2044 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
2045 * rtl.texi (SYMBOL_REF_WEAK): Document it.
2046 * gcc.texi: Remove wrong description.
2048 2001-05-13 Mark Mitchell <mark@codesourcery.com>
2050 * Makefile.in (STAMP): New macro.
2051 Replace all uses of `touch' with $(STAMP).
2052 * fixinc/Makefile.in: Likewise.
2054 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2056 * configure.in: ldopen is never in -lexc, so don't test for it.
2057 Add test for exc_resume in -lexc for Ada.
2058 * configure: Regenerated.
2060 2001-05-12 Richard Henderson <rth@redhat.com>
2062 * dwarf2asm.c (size_of_encoded_value): New function.
2063 * dwarf2asm.h: Declare it.
2064 * except.c (output_function_exception_table): Align the TType
2065 array only as wide as the encoding.
2067 2001-05-12 Zack Weinberg <zackw@stanford.edu>
2069 * extend.texi: Document #pragma GCC java_exceptions.
2071 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2073 * c-parse.in (bison parser, init_reswords): Remove uses of
2075 * c-tree.h (doing_objc_thang): Remove.
2077 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2079 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
2080 about files not ending in newlines.
2082 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2084 * dwarfout.c (dwarfout_init): Add cast.
2085 * sched-deps.c (sched_analyze_insn): Remove unused vars.
2086 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
2088 * method.c (build_mangled_C99_name): Remove unused prototype.
2090 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2092 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
2094 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2096 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2097 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
2099 2001-05-11 Richard Henderson <rth@redhat.com>
2101 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2102 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
2103 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
2104 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
2105 (dw2_output_indirect_constants): Prototype.
2106 * dwarf2out.c (dwarf2out_begin_prologue): Generate
2107 current_function_func_begin_label if we'll need it for EH. Exit
2108 early for IA64_UNWIND_INFO.
2109 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
2110 (eh_data_format_name): Update for indirect references.
2111 (output_function_exception_table): Care for IA64_UNWIND_INFO.
2112 Handle ASM_PREFERRED_EH_DATA_FORMAT.
2113 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
2114 define HAVE_eh_return etc.
2115 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
2116 (final_end_function): Don't call output_function_exception_table.
2117 * toplev.c (compile_file): Call dw2_output_indirect_constants.
2118 (rest_of_compilation): Invoke output_function_exception_table
2119 for ia64 before assemble_end_function.
2120 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
2121 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
2123 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
2124 * unwind.h: Declare them.
2125 * libgcc-std.ver: Export them.
2126 * unwind-pe.h: New file.
2128 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2130 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
2132 (find_fde_for_dso): Extract DT_PLTGOT.
2133 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
2134 the segment and gp as well.
2135 * config/ia64/frame-ia64.c: Remove file.
2136 * config/ia64/frame-ia64.h: Remove file.
2137 * config/ia64/unwind-ia64.c: New file.
2138 * config/ia64/unwind-ia64.h: New file.
2139 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
2140 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
2141 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
2142 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2143 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2144 (IA64_UNWIND_INFO): Re-enable.
2145 (HANDLER_SECTION): Remove.
2146 (EH_RETURN_DATA_REGNO): New.
2147 * config/ia64/ia64.md (exception_receiver): Remove.
2148 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
2149 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
2151 2001-05-11 Richard Henderson <rth@redhat.com>
2153 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2154 calls and jumps to be bundled together.
2155 (ia64_reorg): Emit a break after a noreturn call that ends
2157 * config/ia64/ia64.md (break_f): New.
2159 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2161 * c-lex.c (lex_charconst): Convert into a simple wrapper
2162 around cpp_interpret_charconst, to which most of the code
2164 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
2165 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
2166 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
2167 (lex): Use cpp_interpret_charconst.
2168 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
2169 hex_digit_value): New functions.
2170 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
2171 * cpplib.h (cpp_interpret_charconst): New prototype.
2172 * Makefile.in: Update.
2174 2001-05-12 Dean Wakerley <dean@wakerley.com>
2176 * doc/install.texi: New file. Converted to texinfo from the HTML
2177 documentation in wwwdocs/htdocs/install.
2179 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
2181 * gcse.c (insert_insn_end_bb): Do not search for assignments to
2182 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2184 * toplev.c (compile_file): Move comment for opening output
2185 file to just before the code that opens the output file.
2187 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2189 * regmove.c (regmove_optimize): Suppress the optimization for
2190 unchanging destination register. Add comment above function.
2192 2001-05-11 Zack Weinberg <zackw@stanford.edu>
2194 * Makefile.in: Exterminate all references to assert.h.
2195 * cross-make: Likewise.
2197 * configure.in: Correct commentary.
2198 * configure: Regenerate.
2200 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
2203 * config/t-freebsd, config/t-linux, config/t-linux-aout,
2204 config/t-netbsd, config/t-rtems, config/x-linux,
2205 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
2206 No need to override INSTALL_ASSERT_H.
2208 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
2209 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
2210 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
2212 2001-05-11 Graham Stott <grahams@redhat.com>
2214 * combine.c (simplify_comparison): Fix typo.
2216 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2218 * loop.h (struct movables): Remove `num'.
2219 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
2220 Adjust call to strength_reduce.
2221 (num_unmoved_movables): New function.
2222 (move_movables): Don't set movables->num.
2223 (strength_reduce): Compute the number of instructions in the loop
2224 here, rather than in the caller.
2225 (check_dbra_loop): Always clear reversible_mem_store if there
2226 are any memory sets.
2227 (loop_regs_scan): Don't count instructions here.
2228 (count_insn_in_loop): New function.
2230 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2232 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2234 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2236 * c-common.c (finish_label_expr): New function, lifted from
2237 from cp/semantics.c.
2238 * c-common.h (finish_label_expr, lookup_label): New prototypes.
2239 * c-parse.in: Move 3 blocks of parser code into new functions.
2240 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
2241 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
2242 (lookup_label): Remove.
2244 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
2246 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
2247 FLOAT_BIT_ORDER_MISMATCH.
2249 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2251 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2252 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2254 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2256 * expr.c (emit_group_load): extract_bit_field requires a REG or
2259 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
2261 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2262 a computed jump into an unconditional jump.
2263 In second hunk of code for collapsing computed and conditional jumps
2264 into unconditional jumps, reemit the jump in additional cases.
2266 * jump.c (jump_optimize_1): Do not wrap the new jump target
2267 inside a LABEL_REF; gen_jump will do that automatically.
2269 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
2271 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
2272 contents for a SYMBOL_REF in case of floating point constants.
2274 2001-05-10 DJ Delorie <dj@redhat.com>
2276 * c-common.c (combine_strings): Widen strings in a
2277 host-endian-independent way.
2279 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
2281 * c-parse.in: Remove many shift/reduce conflicts. Update
2283 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
2284 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
2285 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
2286 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
2287 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
2288 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
2289 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
2290 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
2291 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
2292 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
2293 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
2294 typespec_reserved_nonattr, typespec_reserved_attr,
2295 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
2296 structsp_nonattr, components_notype, component_notype_declarator,
2297 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
2298 firstparm, setspecs_fp): New
2299 (typed_declspecs, reserved_declspecs, typed_typespecs,
2300 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
2301 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
2302 declmods_no_prefix_attr, nonempty_type_quals, structsp,
2303 type_quals): Remove. Users updated.
2304 (initdecls, notype_initdecls, after_type_declarator,
2305 parm_declarator, notype_declarator, absdcl1, components, ivars):
2306 Don't allow attributes at the start of a declarator; include them
2307 in the production containing the declarator instead. Always
2308 require type specifiers before trying to redeclare a typedef name.
2309 (typename): Allow for attributes but warn that they are ignored.
2310 (parmlist, firstparm, setspecs_fp): Include attributes in
2311 parmlist; suck them off the parser stack in firstparm using
2314 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
2316 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
2317 to determine if a block has an unconditional jump at its end.
2319 * jump.c (jump_optimize_1): When converting a conditional jump
2320 to an unconditional jump, build the jump using gen_jump instead
2321 of just modify operands in-place.
2323 2001-05-09 Zack Weinberg <zackw@stanford.edu>
2325 * cppinit.c (cpp_post_options): Shut off macro expansion if
2327 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
2328 IN_I directives only if the # is in column 1 and the directive
2329 name begins in column 2.
2330 * cppmain.c (scan_buffer): Insert a space between # and an
2331 identifier, when that identifier is a directive name.
2333 * tradcpp.c (struct file_buf): Add a pointer to the next entry
2334 in the header search path.
2335 (enum node_type): Add T_INCLUDE_NEXT.
2336 (directive_table): Add entry for include_next.
2337 (do_include_next): New function.
2338 (process_include): New routine, broken out of do_include.
2339 (finclude): Insert 'nhd' argument, to be copied into
2340 next_header_dir of the new buffer.
2341 (main): Adjust to match.
2342 * gsyslimits.h, limity.h: Un-indent #include_next.
2344 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
2346 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
2347 inclusion as a chapter of the GCC manual.
2348 * gcc.texi: Include objc.texi.
2349 * fdl.texi: Use @unnumberedsec for the addendum.
2350 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
2352 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2354 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
2356 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
2358 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
2359 handling of two-address insns.
2361 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
2363 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
2364 ../binutils/nm-new instead of ../binutils/nm.
2366 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2368 * i386.md (movdi splitter): Fix the splitting condition
2369 (float_extenddftf splitter): Fix mode.
2371 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2373 * genrecog.c (write_switch): Avoid outputting of switch for
2374 types wider than int.
2376 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
2378 * reload1.c (copy_eh_notes): New function.
2379 (emit_input_reload_insns): Call it.
2380 (emit_output_reload_insns): Call it.
2382 2001-05-07 Zack Weinberg <zackw@stanford.edu>
2384 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
2386 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
2387 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
2389 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
2391 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2393 * pa.md (interspace_jump): Revise comment.
2394 (builtin_longjmp): Block initial setup insns from delay slot of
2396 (builtin_setjmp_receiver): New expander to save and restore PIC
2399 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2401 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2403 * toplev.c (compile_file): Set up the output file before we call
2404 the various initializers for the compiler.
2406 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2407 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2409 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2410 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2412 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2414 * Makefile.in (tradcpp0): Correct typo in dependency list.
2416 2001-05-06 Geoff Keating <geoffk@redhat.com>
2418 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2419 the link register if we're not going to use it.
2421 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2422 (output_function_profiler): Likewise.
2424 2001-05-07 Alan Modra <amodra@one.net.au>
2426 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2428 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2430 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2431 zero-extend it. Make abs_inc unsigned.
2433 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2434 widest mode in narrowing and widening operations.
2436 * config/mips/mips.md: Sign extend CONST_INTs.
2438 2001-05-06 Andreas Jaeger <aj@suse.de>
2440 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2441 (i386 Options): Document -momit-leaf-frame-pointer.
2443 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2445 * c-typeck.c (internal_build_compound_expr): Check for
2446 array to pointer conversion just once.
2448 2001-05-05 Richard Henderson <rth@redhat.com>
2450 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2452 2001-05-05 Richard Henderson <rth@redhat.com>
2454 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2455 to the parent of the fixup region.
2457 2001-05-05 Jakub Jelinek <jakub@redhat.com>
2459 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2461 * cpp.texi (__NO_INLINE): Document it.
2463 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2465 * cppfiles.c (struct include_file): New member err_no.
2466 (find_or_create_entry): Set it.
2467 (open_file): Don't set fds to -2. Instead, use err_no to
2468 remember previous errors, if any.
2470 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2472 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2473 between X and Y by using sequences of xgdx and xgdy.
2475 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2477 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2478 of '!' for the 'D' alternative ('!' is too strong).
2479 ("*logicalsi3_silshl16"): Likewise.
2480 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2481 ("movstrictsi"): Remove spurious '+'.
2482 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2483 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2484 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2487 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2489 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2491 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
2493 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
2496 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2498 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
2501 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2503 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2504 soft register, use ror instead of rol.
2506 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2508 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2509 into account pre/post increment decrement for 68HC12.
2510 Fix other problems in replacement and fix call to reg_mentioned_p.
2512 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2514 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2515 Put the soft registers in bss for 68HC12.
2516 (L_regs_d3_4): New for _.d3 and _.d4.
2517 (L_regs_d5_6): Likewise.
2518 (L_regs_d1_2): Likewise.
2519 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2521 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2523 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2524 to the pre-processor when -fshort-double is specified.
2525 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2527 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2529 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2530 (__mulsi3): Rewrite for 68HC12.
2531 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2532 Mark 'x' constraint with earlyclobber to prevent a
2533 RELOAD_FOR_OTHER_ADDRESS to go in it.
2534 (mulhi3_m68hc12): New pattern.
2535 (mulhi3_m68hc11): Rename of mulhi3.
2536 (mulhi3): New expand for 68HC12 optimisation.
2537 (umulhisi3, mulhisi3): New patterns for 68HC12.
2539 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2541 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2542 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2543 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2545 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2547 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2548 constants cheap after reload.
2549 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2551 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2552 so that gcc prefers a shift by 16.
2553 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2555 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
2557 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
2559 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2561 * alpha.h: NULL_PTR -> NULL.
2568 * i386.md: Likewise.
2571 * m68hc11.h: Likewise.
2572 * rs6000.h: Likewise.
2575 * sparc.h: Likewise.
2579 * final.c: Likewise.
2581 * recog.c: Likewise.
2583 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2585 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
2586 `bool' parameter to `int'.
2588 * hash.c (hash_lookup): Likewise.
2590 * hash.h (hash_lookup): Likewise.
2592 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2594 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2596 * i386.c (x86_initialize_trampoline): Fix mode of constant.
2598 2001-05-03 Geoff Keating <geoffk@redhat.com>
2600 * invoke.texi (i386 Options): Delete references to -malign-jumps,
2601 -malign-loops, -malign-functions.
2602 * i386.c (ix86_align_funcs): Delete.
2603 (ix86_align_loops): Delete.
2604 (ix86_align_jumps): Delete.
2605 (override_options): Mark -malign-* as obsolete. Emulate their
2606 behaviour with the -falign-* options. Default -falign-* from
2607 the processor table.
2608 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2609 patch of Wed May 2 13:09:36 2001.
2610 (LOOP_ALIGN): Delete.
2611 (LOOP_ALIGN_MAX_SKIP): Delete.
2612 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2613 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2615 2001-05-04 Andreas Jaeger <aj@suse.de>
2617 * except.h: Add prototype declaration for
2618 expand_builtin_init_dwarf_reg_sizes.
2620 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2622 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2624 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2626 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2628 ("bitcmpqi2"): New pattern for bit-extract and test.
2629 ("bitcmphi"): New pattern for bitb/bita instructions.
2631 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2633 * gccbug.in: Use a temporary directory when the mktemp command is
2636 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2638 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2640 (INITIALIZE_TRAMPOLINE): Call it.
2641 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2642 (TRAMPOLINE_TEMPLATE): Remove.
2643 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2644 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2647 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2649 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2650 and crtendS.o with PIC.
2652 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2654 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2656 (___subdi3, ___adddi3): Use x instead of y as index register.
2657 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2658 (__memset, __memcpy): Likewise.
2659 (regs): Put the soft registers in bss for 68HC12.
2660 (abort): Use trap to abort for 68hc12.
2661 (__mulhi3, __mulhi32): Use emul for 68hc12.
2662 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2664 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2666 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2667 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2668 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2669 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2670 Set 68HC12 min offset to -65536.
2671 (print_operand): Put parenthesis arround the operand if it refers
2672 to a symbol having the same name as a register.
2673 (m68hc11_z_replacement): When z register is replaced by its
2674 equivalent soft register, force the insn to be re-recognized.
2675 (m68hc11_check_z_replacement): Fix the test when destination is
2676 the index register and z dies in the insn.
2677 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2679 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2681 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2682 costs according to processor variant.
2683 (m68hc11_shift_cost): New function to compute shift costs.
2684 (m68hc11_rtx_costs): Define costs according to processor variant.
2685 (m6811_cost): Costs for 68HC11.
2686 (m6812_cost): Costs for 68HC12.
2687 (COSTS_N_INSNS): Remove.
2689 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2690 (DEFAULT_RTX_COSTS): Remove.
2691 (CONST_COSTS): Define costs according to OUTER_CODE.
2692 (processor_costs): New struct to define costs.
2693 (m68hc11_cost): Pointer to current costs.
2695 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2697 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2698 and use m68hc11_notice_keep_cc when using leax/leay.
2699 (addhi3 split): Reject split if the insn is handled by
2701 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2702 push must be handled in a special way if the source operand uses
2703 sp as index register.
2704 (m68hc11_notice_keep_cc): New function.
2705 (m68hc11_gen_movhi): Use it when an insn changes a register but
2707 (m68hc11_gen_movqi): Fix move for 68HC12.
2708 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2710 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2712 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2713 and don't pass operands[0] to emit_library_call_value.
2715 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2717 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2718 (zero_extendsi split): Simplify and use (zero_extendhi).
2719 (*addhi3): Remove 'w' constraint since stack pointer is handled
2721 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2722 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2723 (*ashrhi3_const): Fix shift by 7.
2724 (*lshrsi3_const16): Fix template.
2725 (call, call_value): Fix constraint and predicate.
2727 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2729 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2730 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2731 (CC_REGNUM): Likewise.
2732 (*unnamed splits): Use above constants instead of hard coded numbers.
2733 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2734 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2735 (*return_16bit, *unnamed peepholes): Likewise.
2737 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2739 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2740 rs6000/rs6000.h twice.
2742 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2744 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2745 (CPP_SPEC): Conditionally define MSDOS and GO32.
2746 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2747 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2749 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2751 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2753 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
2755 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2757 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2758 * integrate.c (expand_inline_function): Use xcalloc to allocate
2760 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2763 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2765 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
2768 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2770 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
2771 linker if -mrelax is given.
2772 (TARGET_SWITCHES): Document -mrelax.
2774 Re-installed 2001-01-09's patch:
2775 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
2776 if it's wider than long and the target's long is wider than the
2779 2001-05-02 David O'Brien <obrien@FreeBSD.org>
2781 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
2782 directly include rs6000/rs6000.h. Instead do it in tm.h.
2784 2001-05-02 Stan Shebs <shebs@apple.com>
2786 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
2787 NSConstantString for NeXT-style runtimes.
2788 (STRING_OBJECT_GLOBAL_NAME): New macro.
2789 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
2790 OCTI_STRING_CLASS_DECL.
2791 (constant_string_global_id): New macro.
2792 (string_class_decl): Ditto.
2793 (setup_string_decl): New function.
2794 (build_objc_string_object): Use it to build a NeXT runtime
2795 compatible string initializer.
2797 2001-05-02 Jakub Jelinek <jakub@redhat.com>
2799 * tradcpp.c (do_define): Make sure we don't walk past limit.
2801 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2803 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
2804 offsets if not REG_OK_STRICT.
2806 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
2807 (INT_REG_OK_FOR_INDEX_P): Likewise.
2808 (INT_REG_OK_FOR_BASE_P): Likewise.
2809 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
2810 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
2811 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
2812 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
2813 REG_OK_FOR_BASE_P. Take an additional parameter.
2814 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
2815 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
2816 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
2817 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
2818 rs6000_legitimate_address() and use it.
2819 * config/rs6000/rs6000.c: Update all callers.
2820 (rs6000_legitimate_address): New function.
2822 2001-05-02 David Edelsohn <edelsohn@gnu.org>
2824 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
2825 special_constant conditional blocks together.
2827 2001-05-02 Dale Johannesen <dalej@apple.com>
2829 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2831 (STRICT_ARGUMENT_NAMING): Define.
2832 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2833 function_arg_partial_nregs, setup_incoming_varargs): Remove
2834 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2837 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2839 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
2841 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2844 * expr.c (store_field): Do nothing except elaborate side-effects if
2847 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2849 * c-lex.c: NULL_PTR -> NULL.
2851 * emit-rtl.c: Likewise.
2853 * genpeep.c: Likewise.
2855 * mips-tdump.c: Likewise.
2856 * reload1.c: Likewise.
2857 * rtlanal.c: Likewise.
2859 * stor-layout.c: Likewise.
2860 * toplev.c: Likewise.
2862 2001-05-01 Per Bothner <per@bothner.com>
2864 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2865 call do_pending_stack_adjust before emiting label.
2867 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2869 * extend.texi: Fix typo.
2871 2001-05-01 Stan Shebs <shebs@apple.com>
2873 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2874 of UOBJC_MODULES_decl.
2875 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2876 (generate_descriptor_table): Ditto.
2877 (generate_protocols): Ditto.
2878 (generate_protocol_list): Ditto.
2879 (generate_classref_translation_entry): Ditto.
2881 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2883 * invoke.texi (Optimize Options): Add documentation for `--param
2884 max-delay-slot-insn-search' and `--param
2885 max-delay-slot-live-search' and reorder --param section.
2886 * params.def: Modify initial comment.
2887 * params.h (param_info): Add `help' member.
2888 * toplev.c (lang_independent_params): Include `help' description.
2889 (display_help): Print --param parameters.
2891 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2893 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
2894 Remove references to deleted files.
2895 (*-*-openbsd): No need to override xmake_file.
2896 (*-*-sysv4): Treat like *-*-sysv.
2898 * configure.in: Probe for ldopen in various places, and set up
2899 collect2 to be linked with them if found.
2900 Don't dink with Windows registry stuff unless $host_os is a
2901 Win32 os name. Check to see if we need -ladvapi32.
2902 * configure: Regenerate.
2904 * Makefile: Get rid of CLIB and HOST_CLIB.
2905 Substitute in COLLECT2_LIBS and link collect2 against its contents.
2906 * build-make: Get rid of HOST_CLIB.
2908 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
2909 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2910 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2911 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
2912 config/rs6000/x-rs6000: Delete.
2914 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2917 24 x-host fragments remain, 0 x-cpu, 3 top level.
2919 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2921 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2922 * configure: Regenerate.
2924 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2926 * Makefile.in (install-headers): Remove redundant dependency.
2928 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2930 * c-tree.texi (USING_STMT): Document.
2932 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2934 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2935 * c-common.c: Likewise.
2936 * c-decl.c: Likewise.
2937 * combine.c: Likewise.
2938 * rs6000.c: Likewise.
2939 * except.c: Likewise.
2940 * explow.c: Likewise.
2942 * fold-const.c: Likewise.
2943 * function.c: Likewise.
2946 * integrate.c: Likewise.
2948 * objc/objc-act.c: Likewise.
2949 * recog.c: Likewise.
2950 * reg-stack.c: Likewise.
2951 * reload.c: Likewise.
2952 * reload1.c: Likewise.
2953 * simplify-rtx.c: Likewise.
2955 * varasm.c: Likewise.
2957 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
2959 * diagnostic.def: New file.
2960 * diagnostic.h (diagnostic_t): New enum.
2961 * Makefile.in (diagnostic.o): Depend on diagnostic.def
2963 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2965 * tsystem.h: Test only POSIX for availability of string.h
2967 * config.gcc (all systems): If USG appeared in xm_defines,
2968 change it to POSIX. If both USG and POSIX appeared, just
2969 delete USG. Remove unnecessary quotes around xm_defines
2971 (m68k-crds-unos*): Don't #define unos - tested nowhere.
2972 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
2973 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
2974 powerpc-*-linux*): No need to set xm_defines - handled by
2975 global settings for *-*-linux*.
2977 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2979 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
2980 Always include gstab.h, not system stab.h. Don't provide
2981 default definitions of N_CATCH or N_OPT. Always use the
2982 gstab.h variant of STAB_CODE_TYPE.
2983 * final.c: Don't include stab.h/gstab.h at all, or provide
2984 defaults for N_SLINE and N_SOL.
2986 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
2987 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
2989 * sdbout.c: Always include gsyms.h instead of system syms.h.
2991 * configure.in: No need to check for stab.h.
2992 * configure, config.in: Regenerate.
2993 * Makefile.in (final.o): Don't depend on gstab.h.
2995 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2996 Richard Henderson <rth@redhat.com>
2998 * extend.texi: Improve documentation of volatile asms.
3000 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3002 * c-tree.texi: Fix thinko.
3003 * gcc.texi: Likewise.
3005 2001-04-30 Richard Henderson <rth@redhat.com>
3007 * c-common.c (c_promoting_integer_type_p): New function, from the
3008 corpse of old macro. Properly promote too-small enumerations and
3009 booleans. Adjust all callers.
3010 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
3011 (c_promoting_integer_type_p): Declare.
3012 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
3013 * c-typeck.c: Likewise.
3014 (default_conversion): Remove now redundant boolean check.
3016 2001-04-30 Jan Hubicka <jh@suse.cz>
3017 Richard Henderson <rth@redhat.com>
3019 * regmove.c (try_apply_stack_adjustment): Remove now redundant
3021 (combine_stack_adjustments_for_block): Don't combine stack
3022 allocation followed by deallocations. Handle grow-up stacks.
3024 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3026 * fdl.texi: New file.
3027 * c-tree.texi: Use the GFDL.
3028 * gcc.texi: Likewise.
3030 2001-04-30 Stan Shebs <shebs@apple.com>
3032 * invoke.texi: Add a section documenting Objective-C options.
3034 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
3036 * emit-rtl.c (try_split): Copy EH notes to sequence.
3038 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3040 * regmove.c (record_stack_memrefs): Catch all references to the
3043 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
3045 * Makefile.in (stmp-fixinc): quote shell assignment values
3047 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3049 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
3053 * prefix.c: Likewise.
3055 2001-04-28 Stan Shebs <shebs@apple.com>
3057 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
3058 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
3059 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
3060 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
3062 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
3063 (NEXT_OBJC_RUNTIME): Define.
3065 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3067 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
3068 * simplify-rtx.c (simplify_gen_relational): Likewise.
3070 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
3072 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
3073 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
3075 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
3076 registers in SSE case; fix handling of the immediates.
3077 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
3078 operands to be in regsiters before reload.
3079 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
3080 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
3081 (abstf,absxf,negtf,negxf splitters): Compute
3082 properly the regnum for x86_64.
3083 (avsdf2_if_rex64): New.
3085 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
3087 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
3088 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
3089 into the constant pool.
3090 * jump.c (jump_optimize_1): Remove barrier successors after all
3091 the LABEL_NUSES counds have been computed.
3092 (delete_barrier_successors): When deleting a tablejump insn, also
3093 delete the jump table it uses.
3094 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
3097 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
3099 * pa.c (FRP): Remove erroneous white space in macro definition.
3101 2001-04-28 Andreas Jaeger <aj@suse.de>
3103 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
3105 * extend.texi: Likewise.
3106 * tm.texi: Likewise.
3108 2001-04-28 Andreas Jaeger <aj@suse.de>
3110 * md.texi: Use XX-bit instead of XXbit or XX bit where
3113 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
3115 * gcc.c (process_command): Allow -l lib in addition to -llib
3116 for POSIX compliance. This fixes PR c/2347.
3118 * invoke.texi: Update section on Link Options accordingly.
3120 2001-04-27 Zack Weinberg <zackw@stanford.edu>
3122 * function.c (purge_addressof_1): Remove the duplicate
3123 if (code == SET) block. Fold the two if (code == ADDRESSOF)
3126 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
3128 * except.c (expand_eh_region_start): Don't start a new block.
3129 (expand_eh_region_end): Don't end a block.
3130 * stmt.c (expand_end_bindings): Don't end EH blocks.
3131 (expand_decl_cleanup): Starting an EH region won't change the block.
3132 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
3133 (is_eh_region): Lose.
3136 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3138 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
3140 * collect2.c (main): Add `-L' case to remove duplicate entries.
3141 (is_in_args): New function to check for a duplicate argument.
3142 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
3143 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
3144 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3145 Define to be nonzero.
3147 2001-04-27 Andreas Jaeger <aj@suse.de>
3148 Richard Henderson <rth@redhat.com>
3150 * md.texi (Machine Constraints): Document additional i386
3151 constraints and fix description of "A".
3153 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
3155 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
3157 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
3159 * except.c (get_exception_filter): word_mode, not Pmode.
3161 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
3163 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
3164 common to other movsf patterns. Move up so that in future
3165 people who change the other patterns will change it too.
3166 (movsf_lo_sum): Allow even for soft-float; add appropriate
3168 (movsf_high): Likewise.
3169 (movsf_high+1): Allow even for soft-float.
3171 * function.c (expand_function_end): Always clobber the
3172 return registers, even if there is no return label.
3174 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3176 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
3178 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
3180 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
3181 (pushqi2_rex64, pushhi2_rex64): Add.
3183 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
3185 * except.c (expand_eh_region_end_cleanup): Force pending stack
3186 adjust before emitting label that branches around cleanup code.
3188 2001-04-26 H.J. Lu (hjl@gnu.org)
3190 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
3192 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
3194 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
3195 (ASM_OUTPUT_SECTION_NAME): Likewise.
3196 (ASM_WEAKEN_LABEL): Likewise.
3197 (UNIQUE_SECTION): Likewise.
3198 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3199 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3200 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
3201 (ASM_OUTPUT_SECTION_NAME): Likewise.
3202 (ASM_WEAKEN_LABEL): Likewise.
3203 (UNIQUE_SECTION): Likewise.
3204 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3205 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3206 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
3207 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
3208 (ASM_FILE_START): Likewise.
3209 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3210 (ASM_DECLARE_OBJECT_NAME): Likewise.
3211 (ASM_FILE_END): Likewise.
3212 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3213 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3214 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3215 (ASM_OUTPUT_CASE_LABEL): Likewise.
3216 (ASM_OUTPUT_SKIP): Likewise.
3217 (ASM_OUTPUT_ASCII): Likewise.
3218 (ASM_OUTPUT_IDENT): Likewise.
3219 (READONLY_DATA_SECTION): Likewise.
3220 (EXTRA_SECTIONS): Likewise.
3221 (EXTRA_SECTION_FUNCTIONS): Likewise.
3222 (SELECT_RTX_SECTION): Likewise.
3223 (SELECT_SECTION): Likewise.
3225 * config/mips/linux.h (INVOKE__main): Undefine.
3226 (CTOR_LIST_BEGIN): Likewise.
3227 (CTOR_LIST_END): Likewise.
3228 (DTOR_LIST_BEGIN): Likewise.
3229 (DTOR_LIST_END): Likewise.
3230 (SET_ASM_OP): Defined it to ".dummy".
3231 (ASM_OUTPUT_DEF): Defined.
3232 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
3234 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
3236 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
3237 assembler supports .p2align.
3239 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3241 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3243 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3245 * integrate.c (expand_inline_function): Check for error_mark_node
3248 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3250 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
3253 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
3255 * configure.in (configargs.h): Define thread_model.
3256 * configure: Rebuilt.
3257 * gcc.c (main): Print it with -v.
3259 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
3261 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
3262 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
3263 * gcc.1: Regenerate.
3265 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3267 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
3268 is_redundant_typedef): Use static inline instead of inline static.
3270 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
3272 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
3273 this directory is always searched.
3275 2001-04-25 Richard Henderson <rth@redhat.com>
3277 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
3278 of registers to restore along non eh_return path.
3280 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3282 * c-format.c (check_format_info_recurse): Handle
3283 PLUS_EXPR for format string.
3285 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3287 * config/ia64/ia64.h (CC1_SPEC): Define.
3288 * config/ia64/linux.h (CC1_SPEC): Define.
3290 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
3292 * emit-rtl.c (constant_subword): Also do sign extension in
3293 BITS_PER_WORD == 16 case.
3295 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
3297 * loop.c (try_swap_copy_prop): Go back to checking insn.
3299 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3301 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
3302 if check_mode is non-zero.
3304 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3306 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
3307 out and comparison sequence has been detected, put result into
3308 proper temporary pseudo.
3310 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3312 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
3313 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
3314 * libgcc2.c: Remove __dummy and __builtin_saveregs.
3315 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
3316 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
3317 for future reference.
3319 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
3321 * except.c (reachable_handlers): Step out one level from a RESX.
3323 * except.c (struct eh_region): Rename 'last' to 'resume'.
3324 (mark_eh_region, duplicate_eh_region_1): Adjust.
3325 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
3326 (build_post_landing_pads): Likewise.
3327 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
3328 (expand_eh_region_end_must_not_throw): Likewise.
3329 (connect_post_landing_pads): Thread (only) regions with non-deleted
3332 * except.c (expand_eh_region_end_cleanup): Save the EH return data
3333 registers around the cleanup.
3334 (get_exception_filter): New fn.
3335 (finish_eh_generation): Use it.
3337 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
3339 * c-semantics.c (add_scope_stmt): Don't call
3340 current_scope_stmt_stack multiple times.
3342 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3343 Nathan Sidwell <nathan@codesourcery.com>
3345 Lazy __FUNCTION__ generation.
3346 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
3347 RID_C99_FUNCTION_NAME): New _RIDs.
3348 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
3349 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
3350 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
3352 (function_id_node, pretty_function_id_node, func_id_node): Remove.
3353 (c99_function_name_decl_node, function_name_decl_node,
3354 pretty_function_name_decl_node, saved_function_name_decls):
3356 (struct language_function): Remove x_function_name_declared_p.
3357 (make_fname_decl): Remove a parameter.
3358 (declare_function_names): Remove prototype.
3359 (start_fname_decls, finish_fname_decls): Prototype.
3360 (fname_as_string): Likewise.
3361 (fname_string, fname_decl): Likewise.
3362 * c-common.c (make_fname_decl): Adjust.
3363 (struct fname_var_t): New struct.
3364 (fname_vars): New static array.
3365 (declare_function_name): Remove.
3366 (start_fname_decls, finish_fname_decls): New functions.
3367 (fname_as_string): New function from remnants of
3368 declare_function_name.
3369 (fname_string, fname_decl): New functions.
3371 * c-decl.c (c_function_name_declared_p): Remove.
3372 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
3373 don't call declare_function_name. Call start_fname_decls.
3374 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
3375 clobber the line number. Call finish_decl.
3376 (start_function): Call start_fname_decls.
3377 (finish_function): Call finish_fname_decls.
3378 Remove c_function_name_declared_p.
3379 (push_c_function_context): Don't push c_function_name_declared_p.
3380 (pop_c_function_context): Don't pop c_function_name_declared_p.
3381 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
3382 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
3383 (program): Call finish_fname_decls for C.
3384 (primary): Add VAR_FUNC_NAME.
3385 (reswords): Add slots for __FUNCTION__ et al.
3386 (rid_to_yy): Add mappings for __FUNCTION__ et al.
3387 (yylexname): If it's a STRING_FUNC_NAME generate the function name
3388 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
3389 * c-semantics.c (prune_unused_decls): Remove.
3390 (finish_stmt_tree): Don't call prune_unused_decls.
3391 (genrtl_decl_stmt): Don't prune unused decls here.
3393 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
3395 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
3396 constant pool, use the pool's SYMBOL_REF instead.
3398 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
3401 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3403 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3404 passing nested NOP_EXPRs to fold.
3406 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
3408 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3410 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3412 * loop.c (loop_delete_insns): Add prototype.
3414 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3416 * configure.in: Remove ENABLE_STD_NAMESPACE.
3417 * config.in: Regenerated.
3418 * configure: Regenerated.
3420 2001-04-22 Stan Shebs <shebs@apple.com>
3422 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3424 * config/rs6000/xm-darwin.h: Remove file.
3426 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3428 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3429 (write_c_file_stat): Likewise.
3431 * dbxout.c (dbxout_init): Likewise.
3433 * profile.c (output_func_start_profiler): Likewise.
3435 2001-04-22 Philipp Thomas <pthomas@suse.de>
3437 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3438 require it instead of the CVS version.
3439 * cpperror.c (v_message): Put a blank before the macro
3440 body to not confuse exgettext.
3442 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3444 * flow.c (proagate_one_insn): Remove useless assignment.
3445 * jump.c (delete_insn): Tidy.
3446 * loop.c (try_copy_prop): When deleting an instruction with a
3447 REG_RETVAL note, delete the entire libcall sequence.
3448 (loop_delete_insns): New function.
3449 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3450 we're not substituting into them yet.
3452 2001-04-21 Kazu Hirata <kazu@hxi.com>
3454 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3456 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3458 * config/i960/i960.c (signed_arith_operand): Likewise.
3460 * calls.c (expand_call): Fix a comment typo.
3462 2001-04-20 Zack Weinberg <zackw@stanford.edu>
3464 * configure.in: Probe for times, clock, struct tms, and clock_t.
3465 * configure, config.in: Regenerate.
3466 * timevar.c: Replace ifdef forest in get_time with (relatively)
3467 straightforward series of checks based on autoconf's probes.
3469 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
3471 * config/pa/som.h (NM_FLAGS): Define.
3473 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3475 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
3477 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
3478 * ia64.c (nop_cycles_until): New function.
3479 (prev_cycle, prev_first, last_issued): New static variables.
3480 (ia64_sched_reorder): Additional arg for clock.
3481 On final scheduling pass, emit extra NOPs as needed.
3482 Set prev_first and prev_cycle.
3483 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
3484 (ia64_variable_issue): Set last_issued.
3486 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
3488 * config/i386/i386.c (ix86_expand_int_movcc,
3489 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
3491 2001-04-20 Geoff Keating <geoffk@redhat.com>
3493 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
3494 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
3495 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
3496 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
3497 ctrdi_internal6): In the short-branch case, this insn is only 4
3498 bytes long. Reported by Reza Yazdani <reza@apple.com>.
3500 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3502 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
3503 "=u" is used together with "st" resp. "st(1)" clobber.
3505 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3507 * gcse.c (gcse_main): Fix comment typo.
3508 (delete_null_pointer_check): Likewise.
3509 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
3510 * cse.c (cse_insn): Likewise.
3511 * function.c (fixup_var_refs_insns_with_hash): The sequence is
3514 2001-04-19 Zack Weinberg <zackw@stanford.edu>
3516 * toplev.c: Excise all code for the undocumented -dm option.
3517 (float_signal): Call signal just once, unconditionally.
3519 2001-04-19 Geoff Keating <geoffk@redhat.com>
3521 * fold-const.c (fold): Use first_rtl_op rather than
3522 TREE_CODE_LENGTH when looping over parameters of a tree.
3523 Correct strange grouping in test for evaluated SAVE_EXPR.
3525 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
3527 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3528 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3530 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3531 name at 32 total characters.
3532 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3533 functions in named sections -- data items can still go into unique
3534 sections, but they have normal names (ie $LIT$ and $DATA$).
3536 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3539 2001-04-19 DJ Delorie <dj@redhat.com>
3541 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3542 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
3543 * config/i386/cygwin.h: Likewise.
3544 * config/i386/mingw32.h: Likewise.
3545 * config/vax/vms.h: Likewise.
3546 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
3548 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3549 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
3550 * config/i386/xm-cygwin.h: Likewise.
3551 * config/i386/xm-djgpp.h: Likewise.
3552 * config/i386/xm-mingw32.h: Likewise.
3553 * config/vax/xm-vms.h: Likewise.
3555 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
3556 instead of OBJECT_SUFFIX.
3557 * collect2.c (find_a_file): Look for files matching the extension
3558 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
3559 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
3560 TARGET_EXECUTABLE_SUFFIX.
3561 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
3562 (make_relative_prefix): Likewise.
3563 (convert_filename): Use TARGET_ suffixes throughout. Remove
3565 (process_command): Likewise.
3566 (do_spec_1): Likewise.
3567 * java/lang.c (init_parse): Likewise.
3569 * gcc.texi : Document four new options matching the pattern
3570 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
3571 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
3572 documentation for NO_AUTO_EXE_SUFFIX.
3574 2001-04-19 Mark Mitchell <mark@codesourcery.com>
3576 * toplev.h (struct lang_hooks): Allow decode_option to indicate
3577 that language-independent processing should not be done.
3578 * toplev.c (main): Adjust accordingly.
3580 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
3581 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
3583 * mips.md (reload_outputdi): Require that operand0 be a
3586 2001-04-19 Jakub Jelinek <jakub@redhat.com>
3588 * invoke.texi (-Wshadow): Clarify.
3590 2001-04-18 Mark Mitchell <mark@codesourcery.com>
3592 * loop.c (load_mems): Examine all the instructions in the loop
3593 before concluding that all jumps branch to the first instruction
3596 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3598 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3600 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3602 * cpp.texi (-Wwhite-space): Remove.
3603 (-Wall): -Wall does not imply -Wwhite-space.
3605 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3607 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3608 use it instead of blindly generating a .stabs.
3609 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3611 * xcoffout.c: Don't bother defining default for N_CATCH.
3612 (UNKNOWN_STAB): Use internal_error.
3613 (stab_to_sclass): Remove now-unnecessary aborts.
3614 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3616 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3618 * jump.c (mark_all_labels): Canonicalize the tail recursion
3619 label attached to CALL_PLACEHOLDER insns.
3621 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3623 * output.h (dump_flow_info, free_basic_block_vars,
3624 which_alternative): Delete redundant prototypes.
3626 * rtl.h (bss_section): Likewise.
3628 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3630 * dbxout.c (N_OPT): Define if not available from <stab.h>
3632 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3634 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3635 libraries and native K&R compilers.
3637 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3639 * c-typeck.c (convert_arguments): Don't check for width changes
3642 * invoke.texi (-Wtraditional): Update documentation.
3644 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3646 * toplev.c (output_lang_identify): Delete.
3647 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3648 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3649 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3650 after calling ASM_FILE_END.
3652 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3653 Instead, unconditionally emit an N_OPT stab with string equal
3654 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3656 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3658 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3659 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3660 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3661 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3662 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3663 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3664 config/i370/i370.h, config/i386/beos-elf.h,
3665 config/i386/osf1elf.h, config/i386/osfrose.h,
3666 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3667 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3668 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3669 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3670 config/mips/iris6.h, config/mips/osfrose.h,
3671 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3672 config/sparc/sp64-elf.h:
3673 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3674 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3676 * config/elfos.h, config/freebsd.h, config/linux.h,
3677 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3678 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3679 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3680 of ASM_FILE_START which merely emit a .version directive. Delete
3681 definitions of ASM_FILE_END which merely emit an .ident directive.
3683 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3684 ASM_IDENTIFY_GCC and move part of its logic into
3687 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3688 config/sparc/linux-aout.h: Don't emit .version directive in
3691 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3692 (output_file_start): Correct comment.
3694 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3695 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3697 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3698 * config/rs6000/aix.h: Correct comment.
3700 * config/i386/i386afe.h: Delete.
3701 * config.gcc: Remove references to i386afe.h.
3703 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3704 other macros deleted by this patch were undocumented.
3706 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3708 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3710 * pa.c (secondary_reload_class): SAR<->FP copies require a
3713 * install.texi (mips-mips-bsd): Update list of functions
3714 required to include memmove.
3715 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3716 used functions to include memmove.
3718 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3720 * i386.md (sqrtdf2): SFmode should be DFmode.
3722 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3724 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3725 (find_moveable_store): Likewise.
3727 2001-04-15 Jim Wilson <wilson@redhat.com>
3729 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3731 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3733 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3734 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3736 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3738 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3741 2001-04-14 Alan Modra <amodra@one.net.au>
3743 * pa.c (force_mode): New function.
3744 (emit_move_sequence): Use it instead of generating new rtx_REGs.
3746 2001-04-13 Jim Wilson <wilson@redhat.com>
3748 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3749 (first_instruction): New static variable.
3750 (rtx_needs_barrier): Return 1 for alloc.
3751 (init_insn_group_barriers): Set first_instruction.
3752 (rws_sum): Delete duplicate definition.
3753 (group_barrier_needed_p): Return 0 when first_instruction true.
3754 (safe_group_barrier_needed_p): Save and restore first_instruction
3755 around group_barrier_needed_p call.
3757 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
3759 * expr.h (enum libfunc_index): Add LTI_memmove.
3760 (memmove_libfunc): Define macro.
3761 * optabs.c (init_optabs): Initialize memmove_libfunc.
3762 * expr.c (expand_assignment): Use memmove_libfunc instead of
3765 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3767 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3770 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3772 * Makefile.in (reg-stack.o): Depend on reload.h.
3773 (insn-attrtab.o): Depend on flags.h.
3775 * genattrtab (main): Include flags.h in insn-attrtab.c.
3777 * reg-stack.c: Include reload.h.
3779 * sparc.h (flag_pic): Delete redundant declaration.
3781 * output.h (flag_pic): Likewise.
3783 * tree.h (pedantic): Likewise.
3785 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3787 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
3789 * jump.c, regmove.c, toplev.c: Include reload.h.
3791 * reload.h (reload_cse_regs): Declare.
3793 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
3794 reload_cse_regs, init_reload, mark_home_live, reload,
3795 init_caller_save): Delete redundant prototypes.
3797 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3799 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
3801 * regclass.c, ssa.c: Include expr.h.
3803 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
3804 gen_move_insn): Delete redundant declarations.
3806 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3808 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3809 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3810 MAKEINFO and MAKEINFOFLAGS too.
3811 (stage4_build): Correctly order -B flags.
3813 2001-04-13 Alan Modra <amodra@one.net.au>
3815 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
3816 PIC_OFFSET_TABLE_SAVE_RTX.
3817 (zdepi_cint_p): Describe zdepi insn.
3818 Formatting and white space fixes throughout file.
3820 * pa.c (uint32_operand): Don't use long constant >= 2^32.
3821 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
3822 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
3823 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
3824 (output_64bit_and): Use plain `int's for shift counts.
3825 (output_64bit_ior): Likewise.
3826 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
3827 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
3830 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
3831 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
3832 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
3833 NEW_HP_ASSEMBLER into one. Kill warnings.
3835 * pa-gas.h: Delete file.
3836 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
3837 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
3838 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
3839 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
3841 * config/pa/mill32.S: New file.
3842 * config/pa/mill64.S: New file.
3843 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
3844 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
3845 * config/pa/t-linux64: New file.
3846 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
3847 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
3848 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
3850 * elfos.h (SELECT_SECTION): Undef before defining.
3851 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
3852 (LIB_SPEC): Remove -lmilli.
3853 (DBX_REGISTER_NUMBER): Remove.
3854 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
3855 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
3856 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
3857 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
3858 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
3859 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
3860 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
3861 TARGET_GAS): Define.
3862 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
3863 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
3864 regs if we don't have a prototype.
3865 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
3866 * pa.h (TARGET_ELF32): Default to 0 if undefined.
3867 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
3868 EH_RETURN_HANDLER_RTX): Define.
3869 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
3870 (DWARF_FRAME_REGNUM): Define.
3871 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
3872 * pa32-linux.h: New file.
3873 * pa64-linux.h: New file.
3875 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3876 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
3877 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
3878 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
3879 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
3880 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
3881 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3882 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
3883 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
3884 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
3885 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3886 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
3887 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
3888 * pa64-hpux.h: New file.
3889 (ASM_FILE_START): Correct typo.
3890 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
3891 * config.gcc: Modify for above.
3893 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
3895 * jump.c (jump_optimize_1): Don't delete dead stores here.
3896 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
3897 prior to running jump optimize before cse2.
3899 2001-04-12 Richard Henderson <rth@redhat.com>
3901 * Makefile.in (regmove.o): Depend on except.h.
3902 * regmove.c: Include it.
3904 2001-04-12 Stan Shebs <shebs@apple.com>
3906 * objc/objc-act.c: Remove all code ifdefed with the never-used
3907 macro OBJC_INT_SELECTORS.
3908 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
3909 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
3911 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
3913 * config/pa/quadlib.c: Add prototypes.
3915 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3917 * bitmap.h (debug_bitmap): Delete redundant prototype.
3919 * rtl.h (get_frame_size): Likewise.
3921 2001-04-12 Jim Wilson <wilson@redhat.com>
3923 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3924 to just emit an fnorm.
3926 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3928 * c-common.h (truthvalue_conversion, type_for_mode,
3929 type_for_size): Delete redundant declarations.
3931 * c-lex.h (is_class_name): Likewise.
3933 * c-tree.h (pedantic, convert, getdecls, gettags,
3934 global_bindings_p, init_decl_processing, insert_block,
3935 maybe_build_cleanup, poplevel, print_lang_decl,
3936 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3937 set_block, incomplete_type_error, build_function_call,
3938 lvalue_or_else, mark_addressable): Likewise.
3940 * expr.h (expand_tree_builtin): Likewise.
3942 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3944 * invoke.texi: Document --param max-gcse-memory.
3946 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3948 * configure.in (errno): Check for declaration.
3949 * configure, config.in: Regenerated.
3951 * system.h (errno): Only declare if not already done.
3953 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3955 * recog.c (general_operand, immediate_operand,
3956 nonmemory_operand): Require CONST_INTs to be sign-extended
3957 values for their modes.
3959 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3961 * expmed.c (store_bit_field): Truncate CONST_INTs.
3962 (expand_mult_highpart, expand_divmod): Likewise.
3963 * expr.c (convert_modes, store_field): Likewise.
3964 * integrate.c (expand_inline_function): Use promote_mode() to
3965 determine whether to convert_modes() an argument as signed
3967 * optabs.c (expand_binop): Get CONST_INT operands
3968 sign-extended for their appropriate modes.
3969 * stmt.c (emit_case_nodes): Convert node values to the
3971 (expand_end_case): Convert minval and range to the appropriate
3973 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
3974 the iteration variable.
3975 * varasm.c (immed_double_const): Don't require words to be
3976 narrower than host wide ints to properly sign-extend
3979 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3981 * sh.md (builtin_setjmp_receiver): New expander.
3983 2001-04-12 David Edelsohn <dje@watson.ibm.com>
3985 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
3986 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
3987 for generating CONST_INT and CONST_DOUBLE.
3989 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3991 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3992 already sign-extended.
3993 (rs6000_emit_prologue): Make register iterator signed.
3994 (rs6000_emit_epilogue): Likewise.
3995 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
3997 (movsf split, movdf split): Sign-extend CONST_INTs.
3998 (movdi splits): Likewise.
4000 2001-04-12 Kelley Cook <kelley.cook@home.com>
4002 * config-lang.in (lang_dirs): Add in zlib.
4004 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
4006 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
4007 operands that make it to RTL.
4009 2001-04-11 Stan Shebs <shebs@apple.com>
4011 Add Darwin (Mac OS X kernel) native support.
4012 * config.gcc (powerpc-*-darwin*): Add native bits.
4013 * config/darwin.c: New file, generic Darwin support functions.
4014 * config/darwin.h: New file, generic Darwin definitions.
4015 * config/darwin-protos.h: New file, generic Darwin prototypes.
4016 * rs6000/darwin.h: New file, Darwin for PowerPC.
4017 * rs6000/t-darwin: New file, Darwin makefile fragment.
4018 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
4019 (TARGET_MACHO): Ditto.
4020 (rs6000_abi): Add ABI_DARWIN.
4021 (RS6000_REG_SAVE): Add ABI_DARWIN case.
4022 (RS6000_SAVE_AREA): Ditto.
4023 (FP_ARG_MAX_REG): Ditto.
4024 (RETURN_ADDRESS_OFFSET): Ditto.
4025 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
4027 (rs6000_emit_move): Add ABI_DARWIN cases.
4028 (print_operand): Ditto.
4029 (first_reg_to_save): Ditto.
4030 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
4031 (debug_stack_info): Ditto.
4032 (rs6000_emit_prologue): Ditto.
4033 (rs6000_emit_epilogue): Ditto.
4034 (output_profiler_hook): Ditto.
4035 (output_function_profiler): Ditto.
4036 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
4037 (output_mi_thunk): Add TARGET_MACHO case.
4038 (add_compiler_stub): Ditto.
4039 (output_compiler_stub): Ditto.
4040 (no_previous_def): Ditto.
4041 (output_call): Ditto.
4042 (machopic_output_stub): Ditto.
4043 (rs6000_machopic_legitimize_pic_address): Ditto.
4044 (toc_section): Ditto.
4045 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
4046 (macho_high): Ditto.
4049 (load_macho_picbase): Ditto.
4050 (call): Add TARGET_MACHO case to modify function.
4051 (call_value): Ditto.
4052 (call_nonlocal_sysv): Add ABI_DARWIN case.
4053 (call_value_nonlocal_sysv): Ditto.
4054 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
4056 (machopic_output_stub): Ditto.
4057 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
4059 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4061 * dwarf2out.c (modified_type_die): Don't create new types here.
4062 * tree.h (get_qualified_type): New function.
4063 (build_qualified_type): Adjust comment.
4064 * tree.c (get_qualified_type): New function.
4065 (build_qualified_type): Use it.
4067 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4069 * cpp.texi (-Wtraditional): Update description.
4071 * invoke.texi (-Wtraditional): Likewise.
4073 2001-04-11 Jim Wilson <wilson@redhat.com>
4075 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
4076 requires more than 64 bits of alignment.
4078 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
4080 * cpplib.c (do_line): Sanity check iff enable checking.
4082 2001-04-11 Richard Henderson <rth@redhat.com>
4084 * Makefile.in (insn-recog.o): Depend on toplev.h.
4085 (insn-emit.o, doloop.o): Likewise.
4086 * genrecog.c, genemit.c: Include toplev.h in generated file.
4087 * doloop.c: Include toplev.h.
4089 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4091 * Makefile.in (gcse.o): Depend on params.h.
4092 * gcse.c: Include params.h.
4093 (gcse_main): Don't do GCSE if doing so will take inordinate
4095 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
4096 * params.h (MAX_GCSE_MEMORY): New macro.
4098 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4100 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
4102 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
4104 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4106 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
4108 * real.h (ereal_atof, real_value_truncate, target_isnan,
4109 target_isinf, target_negative, assemble_real, debug_real): Delete
4110 redundant prototypes.
4112 * Makefile.in (ifcvt.o): Depend on toplev.h.
4114 * c-semantics.c: Include expr.h.
4116 * ifcvt.c: Include toplev.h.
4118 * expr.h (rtx_equal_p): Delete prototype.
4120 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
4121 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
4122 eliminate_constant_term, expand_complex_abs, find_single_use,
4123 make_tree, init_expr_once, init_optabs, supports_one_only):
4126 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
4127 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
4128 expand_assignment, store_expr, emit_line_note_after,
4129 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
4131 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
4133 * sparc-protos.h: Delete redundant prototypes.
4135 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4137 * reload.c (push_reload): Add condition missed in SUBREG byte
4140 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4142 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
4144 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
4146 * i386.md (floatsisf_sse): Fix output template
4147 * i386.c (ix86_expand_fp_movcc)
4149 * reg-stack.c (emit_pop_insn): Handle complex modes.
4150 (move_for_stack_reg): Emit proper move mode.
4151 (subst_stack_regs_pat): Handle complex modes.
4153 2001-04-11 Jakub Jelinek <jakub@redhat.com>
4155 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
4157 2001-04-10 Richard Henderson <rth@redhat.com>
4159 * libgcc2.h (__terminate_func_ptr): Remove typedef.
4160 (__pure_virtual, __terminate, __terminate_set_func,
4161 __default_terminate, __throw_type_match, __empty,
4162 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
4163 __eh_rtime_match, __unwinding_cleanup, __rethrow,
4164 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
4165 Remove prototypes of deleted functions.
4167 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4169 * c-typeck.c (convert_arguments): -Wtraditional now activates
4170 -Wconversion warnings, except for changes in signed-ness.
4171 Detect complex<->int & int<->complex conversions as well.
4173 * invoke.texi (-Wtraditional): Document it.
4175 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4177 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
4178 * flow.c (set_block_for_new_insns): Remove needless cast and
4179 properly check for unset block number.
4181 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
4183 * function.c (purge_single_hard_subreg_set): Only check REGNO if
4184 the subreg was a hard register. Pseudos are left as subregs.
4186 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4188 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
4189 (LIB2ADD_ST): New macro, pass it to mklibgcc.
4190 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
4191 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
4192 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
4194 2001-04-09 Bo Thorsen <bo@suse.co.uk>
4196 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
4198 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4200 * output.h (set_block_num): Missed it earlier, remove deprecated
4203 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4205 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
4206 (load_killed_in_block_p): Change bb parameter from int to basic_block.
4207 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
4208 (handle_rd_kill_set): Change bb parameter from int to basic_block.
4209 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
4210 (expr_killed_p): Change bb parameter from int to basic_block, pass
4211 basic_blocks instead of ints as parameters.
4212 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
4213 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
4214 from int to basic_block, pass basic_blocks instead of ints as parms.
4215 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
4216 parameter from int to basic_block, pass basic_blocks instead of ints.
4217 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
4218 (insert_insn_end_bb): Change bb parameter from int to basic_block,
4219 pass basic_blocks instead of ints.
4220 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
4221 basic_blocks instead of ints as parameters.
4222 (pre_delete): Pass basic_blocks instead of ints as parameters.
4223 (hoist_expr_reaches_here_p): Change bb parameter from int to
4224 basic_block, pass basic_blocks instead of ints.
4225 (hoist_code): Pass basic_blocks instead of ints as parameters.
4226 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
4227 Change bb parameter from int to basic_block.
4228 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
4229 (insert_insn_start_bb): Change bb parameter from int to basic_block,
4230 pass basic_blocks instead of ints.
4231 (insert_store): Pass basic_blocks instead of ints as parameters.
4232 (replace_store_insn, delete_store): Change bb parameter from int to
4233 basic_block, pass basic_blocks instead of ints.
4234 (store_motion): Pass basic_blocks instead of ints as parameters.
4236 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4238 * basic-block.h (set_new_block_for_insns): New Prototype.
4239 (set_block_num): Delete prototype.
4240 * flow.c (set_block_num): Remove obsolete function.
4241 (set_block_for_new_insns): Set BB for single or multiple insns.
4242 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
4243 (process_insn_end_bb): Use set_block_for_new_insns or
4244 set_block_for_insn instead of set_block_num.
4245 (pre_insert_copy_insn): Use set_block_for_new_insns.
4246 (update_ld_motion_stores): Use set_block_for_new_insns.
4247 (insert_insn_start_bb): Use set_block_for_new_insns.
4248 (replace_store_insn): Use set_block_for_new_insns.
4250 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4251 Jeff Law <law@redhat.com>
4253 * alias.c (get_addr): Externalize.
4254 (canon_true_dependence): New function. Behaves like true_dependance
4255 except it already assumes a MEM has been canonicalized.
4256 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
4257 * gcse.c (struct ls_expr): Add load/store expressions structure.
4258 (modify_mem_list, canon_modify_mem_list): New variable.
4259 (gcse_main): Initialize & finalize alias analysis. Use enhanced
4260 load motion and store motion if requested.
4261 (alloc_gcse_mem): Allocate space for modify_mem_list array.
4262 (free_gcse_mem): Free the modify_mem_list array.
4263 (oprs_unchanged_p): Use load_killed_in_block_p.
4264 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
4265 (mems_conflict_for_gcse_p): New function. Don't kill loads
4266 with stores to themselves if its in the load/store expression list.
4267 (load_killed_in_block_p): New function.
4268 (canon_list_insert): New Function.
4269 (record_last_mem_set_info): Keep a list of all instructions which
4270 can modify memory for each basic block.
4271 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
4272 (oprs_not_set_p): Use load_killed_in_block_p.
4273 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
4274 (expr_killed_p): Use load_killed_in_block_p.
4275 (compute_transp): Do not pessimize memory references.
4276 (pre_edge_insert): Update stores for a load motion expression.
4277 (one_pre_gcse_pass): Check loads/stores for extra load motion.
4278 (ldst_entry): Find or create a ldst_expr structure.
4279 (free_ldst_entry): Free memory for an individual item.
4280 (free_ldst_mems): Free entire load/store expression list.
4281 (print_ldst_list): Print debug info.
4282 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
4283 (enumerate_ldsts): Assign integer values to each entry in list.
4284 (first_ls_expr): First expression in the list.
4285 (next_ls_expr): Next expression in the list.
4286 (simple_mem): Check if expression qualifies for ld/st expression list.
4287 (invalidate_any_buried_refs): Remove from expression list if its
4288 used in some other way we dont understand.
4289 (compute_ld_motion_mems): Find all potential enhanced load motion
4291 (trim_ld_motion_mems): Remove any expressions which are invalid.
4292 (update_ld_motion_stores): Copy store values to registers for loads
4293 which have been moved.
4294 (regvec, st_antloc, num_store): New global statics.
4295 (reg_set_info): Marks registers as set.
4296 (store_ops_ok): Verfies registers expressions are valid in a block.
4297 (find_moveable_store): Look for moveable stores in a pattern.
4298 (compute_store_table): Find stores in a function worth moving, maybe.
4299 (load_kills_store): Check dependance of a load and store.
4300 (find_loads): Find any loads in a pattern.
4301 (store_killed_in_insn): Check if a store is killed in an insn.
4302 (store_killed_after): Check is store killed after an insn in a block.
4303 (store_killed_before): Check is store killed before an insn in a block.
4304 (build_store_vectors): Generate the antic and avail vectors.
4305 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
4306 (insert_store): Add a store to an edge.
4307 (replace_store_insn): Replace a store with a SET insn.
4308 (delete_store): Delete a store insn.
4309 (free_store_memory): Free memory.
4310 (store_motion): Perform store motion.
4311 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
4312 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
4313 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
4314 (f_options): Add gcse-lm and gcse-sm.
4316 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4318 * i386.c (expand_fp_movcc): Fix condition reversal code.
4320 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
4321 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
4322 (CLASS_MAX_NREGS): Use it.
4324 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
4325 handle properly complex values.
4326 (CLASS_MAX_NREGS): Likewise; update comment.
4328 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4330 * ia64.c (ia64_flag_schedule_insns2): New variable.
4331 (ia64_override_options): Initialize it. Clear
4332 flag_schedule_insns_after_reload.
4333 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
4335 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4337 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
4338 Do not require source to match destination anymore;
4339 Add abort to the nontrivial cases that should be handled by split.
4340 (fix_trunc?fdi): Add SSE case for x86_64.
4341 (floatdi?f): Likewise.
4342 (floatdi?f_sse): New.
4343 (fix_trunc?fdi_sse): New.
4345 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
4347 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
4348 (DEBUG_ARANGES_END_LABEL): Ditto.
4349 (dwarfout_init): Generate length and version fields at the start
4350 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
4351 after the length field.
4352 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
4353 the .debug_aranges info.
4355 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4357 * i386.c (call, call_value): Make sure that resulting call_insn
4358 does have proper second operand.
4360 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
4362 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
4363 function. Remove include of sys/cygwin.h.
4365 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
4367 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
4368 (CPP_SPEC): Always search */include/w32api for header files.
4369 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
4370 (LINK_SPEC): Add "cyg" to the library search prefixes.
4372 2001-04-08 Philip Blundell <philb@gnu.org>
4374 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
4376 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
4378 * cpperror.c (print_location): Don't special case <stdin>.
4379 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
4380 WARNING, but we don't check if we're in system headers.
4381 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
4382 * cpplib.c (do_warning): Warn in system headers.
4384 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
4386 * mbchar.c: Include config.h first.
4388 2001-04-07 Zack Weinberg <zackw@stanford.edu>
4390 * config.gcc: Set default for xmake_file at top, not bottom.
4391 Change places that set xmake_file to "none" to set to the
4392 empty string instead, or remove them entirely if there is no
4393 default xmake_file for this cpu_type. Remove references to
4396 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
4397 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
4398 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
4399 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
4400 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
4401 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
4402 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
4403 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
4404 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
4405 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
4408 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
4409 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4410 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4411 config/mips/x-sysv, config/rs6000/x-aix31:
4412 Just set CLIB to -lld or -lmld, as appropriate.
4414 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4415 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4416 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4417 config/mips/x-iris, config/pa/x-pa:
4418 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4419 OTHER_FIXINCLUDES_DIRS.
4421 * config/i386/x-djgpp: Don't set LN or LN_S.
4422 * config/m88k/x-dolph: Don't define __m88k__.
4423 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4424 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4425 * config/i860/fx2800.h: No need to #undef SVR4.
4427 38 x-host fragments remain, 2 x-cpu.
4429 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4431 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4433 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4435 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4437 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4439 * configure.in: Add check for lstat.
4440 * configure, config.in: Regenerate.
4441 * cppinit.c (append_include_chain): Make empty path ".".
4442 * cpplib.c (do_line): Don't simplify #line paths.
4443 * cppfiles.c (remove_component_p): New function.
4444 (find_or_create_entry): Acknowledge stat () errors during
4445 path simplification.
4446 (handle_missing_header): Don't simplify paths.
4447 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4448 the empty path untouched. Don't leave a trailing '/'.
4450 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4452 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4453 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4455 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4457 * cppfiles.c (open_file): Fail directories silently, but
4458 with an errno of NOENT set.
4459 (read_include_file): Move the common exit code to the sole
4460 caller. Return an int indicating success or failure. Let
4461 open_file handle directories.
4462 (stack_include_file): If read_include_file fails,
4463 push a "null" buffer.
4465 2001-04-05 DJ Delorie <dj@redhat.com>
4467 * function.h (virtuals_instantiated): Declare.
4468 * function.c: (virtuals_instantiated): Make global.
4469 * calls.c (emit_library_call_value_1): Use
4470 virtual_outgoing_args_rtx only if it hasn't been instantiated.
4471 Otherwise, use the stack pointer directly.
4473 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4475 * i386.c (x86_initialize_trampoline): New global function.
4476 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
4477 (INITIALIZE_TRAMPOLINE): Move offline.
4478 * i386-protos.h (x86_initialize_trampoline): Declare.
4480 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4482 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
4483 (lea_0): Rename to lea_1.
4484 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
4485 (lea_general_?): Allow SImodes on TARGET_64BIT
4486 (lea_general_?_zext): New patterns.
4487 (call_1, call_1_rex64): Fix.
4489 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4491 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
4493 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4495 * i386.c (function_arg): Return constm1_rtx for last argument.
4496 (ix86_expand_prologue): Update gen_call calls.
4497 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4498 * i386.md (call_pop): Likewise.
4499 (call): Second operand is VOIDmode.
4500 (call_0): Likewise; Support 64bits.
4501 (call_exp): New expander.
4502 (call_1): Get to the sync.
4503 (call_1_exp): New pattern.
4504 (call_value): Support 64bit.
4505 (call_value_exp): New pattern.
4506 (untyped_call): Update gen_call call.
4507 (call_value_pop): Disable for 64bit.
4508 (call_value_0_rex64): New pattern.
4509 (call_value_1_rex64): Likewise.
4511 2001-04-05 Bo Thorsen <bo@suse.de>
4513 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
4515 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
4517 * i386.md (*andsi_1+3): If used after reload, make sure the operand
4518 satisfies ANY_QI_REG_P.
4520 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4522 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
4525 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
4528 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4530 * config.gcc: Remove default for xm_file. Clean up local
4531 machine type handling. Remove settings of xm_file to
4532 something that doesn't exist. In the big switch, set xm_file,
4533 don't append to it (the value before the big switch is always
4534 null). Don't force build_xm_file or host_xm_file to have a value.
4535 * configure.in: Remove default for xm_file. Do not special
4536 case $cpu/xm-$cpu.h not existing.
4537 * configure: Regenerate.
4539 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4541 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4542 when folding integer division and modulo operations.
4544 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
4546 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
4547 instead of DWARF2_ADDR_SIZE for EH addresses.
4548 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
4551 2001-04-04 Richard Henderson <rth@redhat.com>
4553 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
4554 * config/ia64/t-glibc (LIB2ADDEH): Disable.
4555 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
4557 2001-04-04 Richard Henderson <rth@redhat.com>
4559 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
4560 * configure: Rebuilt.
4562 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4564 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
4565 push insns to delete to it instead of deleting them.
4566 (delete_null_pointer_checks): Delete insns from delete_list after
4567 all delete_null_pointer_checks_1 passes are done.
4569 2001-04-04 Richard Henderson <rth@redhat.com>
4571 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
4572 * configure: Rebuilt.
4574 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4576 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
4577 * config/romp/xm-romp.h: Delete.
4579 2001-04-04 Bernd Schmidt <bernds@redhat.com>
4581 * sched-deps.c (sched_analyze_insn): Partially revert March 27
4584 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4586 * emit-rtl.c (mark_label_nuses) Increment the label uses for
4587 all labels present in rtx.
4588 (try_split) Call new function for all split insns.
4590 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4592 * recog.c (validate_replace_rtx_1): Instead of aborting just make
4593 sure the change won't be validated.
4595 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
4597 * rtl.h (set_noop_p): Declare.
4598 * flow.c (set_noop_p): Move from here ...
4599 * rtlanal.c (set_noop_p): ... to here and enhance.
4600 * cse.c (delete_trivially_dead_insns): Use it.
4601 * gcse.c (hash_scan_set): Likewise.
4602 * jump.c (delete_noop_moves): Likewise.
4603 * recog.c (split_all_insns): Likewise.
4605 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4607 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4608 stack pointer via a LO_SUM. Ditto for setting a temp register
4609 used to save to the stack. Set cfa_temp when setting fp, and
4610 allow matches to cfa_temp in addition to cfa_store when saving
4611 regs. Handle POST_INC and LO_SUM register stores. Document the
4612 changes and errors in rule 12 doco.
4614 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4615 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4616 (load_reg): Move closer to epilogue code.
4617 (DO_FRAME_NOTES): Define to control the following..
4618 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4619 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4621 (hppa_expand_epilogue): Likewise.
4623 2001-04-03 Richard Henderson <rth@redhat.com>
4625 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4626 * configure: Rebuild.
4628 2001-04-03 Richard Henderson <rth@redhat.com>
4630 * rtl.h (LCT_THROW): New.
4631 * calls.c (emit_library_call_value_1): Handle it.
4632 * except.c (connect_post_landing_pads): Use it.
4634 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4636 * gansidecl.h: Delete file.
4637 * configure.in: Change all refs to gansidecl.h to use
4638 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4640 * configure: Regenerate.
4642 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4643 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4644 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4645 Don't include gansidecl.h.
4646 * intl.c, main.c, version.c, fixinc/fixlib.h,
4647 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4650 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4652 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4655 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4657 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4658 config/i386/xm-next.h, config/i386/xm-sco.h,
4659 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4660 config/m88k/xm-m88k.h: Delete.
4662 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4663 * config/romp/xm-romp.h: Don't define bcopy.
4664 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4665 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4667 * config.gcc: Remove references to deleted files.
4669 14 xm-host.h remain, 1 xm-cpu.h.
4671 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4672 David S. Miller <davem@pierdol.cobaltmicro.com>
4673 Andrew MacLeod <amacleod@redhat.com>
4675 Use byte offsets in SUBREGs instead of words.
4677 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4678 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4679 to pass new argument.
4680 (add_stored_regs): Use subreg_regno_offset function.
4681 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4683 (precompute_arguments): Use gen_lowpart_SUBREG.
4684 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4685 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4686 (simplify_set): Rework to use SUBREG_BYTE.
4687 (expand_field_assignment): Use SUBREG_BYTE.
4688 (make_extraction): Use SUBREG_BYTE.
4689 (if_then_else_cond): Use SUBREG_BYTE.
4690 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4691 (gen_lowpart_for_combine): Compute full byte offset.
4692 * cse.c (mention_regs): Use SUBREG_BYTE.
4693 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4694 (canon_hash): Use SUBREG_BYTE.
4695 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4696 (gen_lowpart_if_possible): Formatting.
4697 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4699 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4700 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4701 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4702 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4703 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4704 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4705 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4706 certain invariants about SUBREGs the compiler creates.
4707 (gen_lowpart_SUBREG): New function.
4708 (subreg_hard_regno): New function to get the final register number.
4709 (gen_lowpart_common): Use SUBREG_BYTE.
4710 (gen_imagpart): Spacing nits.
4711 (subreg_realpart_p): Use SUBREG_BYTE.
4712 (gen_highpart): Use SUBREG_BYTE.
4713 (subreg_lowpart_p): Always compute endian corrected goal offset,
4714 even at the byte level, then compare against that.
4715 (constant_subword): New function, pulled out all constant cases
4716 from operand_subword and changed second argument name to offset.
4717 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4718 and call constant_subword to do the work. Return const0_rtx if
4719 looking for a word outside of OP.
4720 (operand_subword_force): Change second arg name to offset.
4721 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4722 (store_split_bit_field): Use SUBREG_BYTE.
4723 (extract_bit_field): Use SUBREG_BYTE.
4724 (extract_split_bit_field): Use SUBREG_BYTE.
4725 (expand_shift): Use SUBREG_BYTE.
4726 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4727 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4728 * flow.c (set_noop_p): Use SUBREG_BYTE.
4729 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4730 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4731 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4733 (optimize_bit_field): Use SUBREG_BYTE.
4734 (purge_addressof_1): Use SUBREG_BYTE.
4735 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4736 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4737 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4738 * gengenrtl.c (special_rtx): Add SUBREG.
4739 * global.c (mark_reg_store): Use SUBREG_BYTE.
4740 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4741 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4742 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4743 final byte offset is congruent to subreg's mode size.
4744 (subst_constants): Use SUBREG_BYTE.
4745 (mark_stores): Use subreg_regno_offset function.
4746 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
4747 function and SUBREG_BYTE.
4748 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
4749 (reg_is_born): Use subreg_hard_regno.
4750 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
4751 endian correction code. Don't combine subregs unless resulting
4752 offset aligns with type. Fix subreg constant extraction for DImode.
4753 Simplify SUBREG of VOIDmode CONST_DOUBLE.
4754 (general_operand): Remove dead mode_altering_drug code.
4755 (indirect_operand): Use SUBREG_BYTE.
4756 (constrain_operands): Use subreg_regno_offset function.
4757 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
4758 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
4759 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
4760 * regs.h (REG_SIZE): Allow target to override.
4761 (REGMODE_NATURAL_SIZE): New macro which target can override.
4762 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
4763 on the entire subreg rtx.
4764 (push_reload): Use SUBREG_BYTE in comments and code.
4765 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
4766 for hard registers inside subregs.
4767 (operands_match_p): Use subreg_regno_offset.
4768 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
4769 containing hard regs.
4770 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
4771 corrections when fixing up MEM subregs.
4772 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
4773 subreg_regno_offset where appropriate.
4774 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
4775 byte endian corrections when fixing up MEM subregs.
4776 (subst_reloads): When combining two subregs, make sure final
4777 offset is congruent to subreg's mode size.
4778 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
4779 (refers_to_regno_for_reload_p): Use subreg_regno.
4780 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
4781 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
4782 correction code for memory subreg fixups.
4783 (forget_old_reload_1): Use subreg_regno_offset.
4784 (choose_reload_regs): Use subreg_regno.
4785 (emit_input_reload_insns): Use SUBREG_BYTE.
4786 (reload_combine_note_store): Use subreg_regno_offset.
4787 (move2add_note_store): Use subreg_regno_offset.
4788 * resource.c (update_live_status, mark_referenced_resources): Use
4789 subreg_regno function.
4790 (mark_set_resources): Use subreg_regno function.
4791 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
4792 (subreg_regno_offset, subreg_regno): Define prototypes.
4793 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
4794 (gen_lowpart_SUBREG): Add prototype.
4795 * rtl.texi (subreg): Update to reflect new byte offset representation.
4796 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
4797 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
4798 (reg_overlap_mentioned_p): Use subreg_regno.
4799 (replace_regs); Make sure final offset of combined subreg is
4800 congruent to size of subreg's mode.
4801 (subreg_regno_offset): New function.
4802 (subreg_regno): New function.
4803 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
4804 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
4805 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
4806 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
4807 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
4808 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
4809 (a29k_get_reloaded_address): Use SUBREG_BYTE.
4810 (print_operand): Use SUBREG_BYTE.
4811 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
4812 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
4813 (arm_reload_out_hi): Use SUBREG_BYTE.
4814 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
4815 instead of SUBREG_WORD.
4816 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
4817 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
4818 SUBREG creation to use byte offset.
4819 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
4820 inverted load insns): Fix explicit rtl subregs to use byte
4822 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
4823 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
4824 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
4825 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
4826 to use byte offsets.
4827 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
4828 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
4829 offsets, also make sure it is congruent to SUBREG's mode size.
4830 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
4831 unnamed ldob insn): Generate SUBREGs with byte offset.
4832 (zero_extendqihi2): SUBREG's are byte offsets.
4833 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
4834 (m68hc11_gen_highpart): Use SUBREG_BYTE.
4835 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
4836 zero-extendqisi2): Generate SUBREGs with byte offset.
4837 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
4838 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
4839 subregs in rtl to use byte offsets.
4840 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
4841 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
4842 (mips_move_2words): Use subreg_regno_offset.
4843 (mips_secondary_reload_class): Use subreg_regno_offset.
4844 * config/mips/mips.md (DImode plus, minus, move, and logical op
4845 splits): Fixup explicit subregs in rtl to use byte offsets.
4846 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
4847 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
4848 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
4849 rtl to use byte offsets.
4850 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
4851 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
4852 subregs to use byte offsets.
4853 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
4854 Fixup explicit subregs in rtl to use byte offsets.
4855 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
4856 and remove byte endian correction code.
4857 * config/sh/sh.c (output_movedouble): Use subreg_regno.
4858 (gen_ashift_hi): Use SUBREG_BYTE.
4859 (regs_used): Use subreg_regno_offset.
4860 (machine_dependent_reorg): Use subreg_regno_offset.
4861 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
4862 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
4863 (movdf_i4): Subregs are byte offsets now.
4864 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
4865 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
4866 (REGMODE_NATURAL_SIZE): Override.
4867 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
4868 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
4870 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
4871 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
4872 extendqidi2): Generate SUBREGs with byte offsets, also make sure
4873 it is congruent to SUBREG's mode size.
4874 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
4876 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
4877 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
4878 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
4879 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
4880 * config/v850/v850.c (print_operand, output_move_double): Use
4881 subreg_regno function.
4883 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4885 * configure.in (target_subdir): Use target_alias, not target.
4886 * configure: Rebuilt.
4888 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4890 * config/sh/crti.asm: Fix typos in comments.
4892 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4894 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
4895 TARGET_FAST_INDIRECT_CALLS.
4896 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
4898 (return_addr_rtx): Short circuit export stub matching when
4899 TARGET_NO_SPACE_REGS.
4900 (output_millicode_call): For out of range calls, make -fPIC
4901 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
4902 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
4903 * pa.md: Modify length attr calculation of all millicode insns to
4906 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
4908 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
4909 Require at least 2.11 in the version test. Specifically check
4910 for and reject GAS version 2.10.90.
4911 * configure: regenerate.
4913 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4915 * pa.c (override_options): Remove PIC profiling warning.
4916 (hp_profile_labelno): Delete.
4917 (hp_profile_label_rtx): Delete.
4918 (hp_profile_label_name): Delete.
4919 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4920 (output_function_prologue): Remove profiling code and all tests on
4921 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4922 merge_sp_adjust_with_store can work for PIC and profiling.
4923 (hppa_expand_epilogue): Remove profile_flag test.
4924 (hppa_can_use_return_insn_p): Likewise.
4925 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4926 cater for PROFILE_HOOK.
4927 (hppa_profile_hook): New function.
4928 * pa.h (FUNCTION_PROFILER): Now does nothing.
4929 (PROFILE_HOOK): Define.
4930 (hppa_profile_hook): Declare.
4931 (PROFILE_BEFORE_PROLOGUE): Delete.
4932 (ASM_OUTPUT_REG_PUSH): Delete.
4933 (ASM_OUTPUT_REG_POP): Delete.
4934 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4935 r24. Accept function name operand, and use this and a locally
4936 generated label to calculate pc-rel offset to func start.
4938 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4940 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4941 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
4944 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4946 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4947 LO_SUM cases to where they belong.
4949 2001-04-02 Richard Henderson <rth@redhat.com>
4951 * except.h (lang_eh_type_covers): Mark extern.
4952 (lang_eh_runtime_type): Likewise.
4954 2001-04-02 Zack Weinberg <zackw@stanford.edu>
4956 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
4957 gengenrtl.c: Wrap generated header in multiple-include guard.
4958 Improve error checking.
4960 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4962 * configure.in: Don't check for putenv.
4963 * configure: Regenerate.
4964 * gcc.c (putenv): Don't define.
4965 * vax/xm-vms.h: Handle putenv.
4967 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4969 * ifcvt.c (noce_emit_move_insn): New.
4970 (noce_try_store_flag, noce_try_store_flag_constants,
4971 noce_try_store_flag_inc, noce_try_store_flag_mask,
4972 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
4973 noce_try_abs): Use it.
4974 (noce_process_if_block): Likewise.
4975 For STRICT_LOW_PART, take mode from its SUBREG.
4977 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4979 * fold-const.c (fold): Before optimizing unsigned comparison with
4980 0x7fffffffU, make sure arg0 is integral type.
4982 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4984 * c-tree.texi: Document representation of wide strings.
4986 2001-04-01 Richard Henderson <rth@redhat.com>
4988 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
4990 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
4992 * i386.md: remove obsoleted comments.
4993 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
4994 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
4995 fix output template.
4997 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4999 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
5001 2001-03-30 Bernd Schmidt <bernds@redhat.com>
5003 * loop.c (load_mems): When generating a load from a pseudo, update
5006 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5008 * i386.c (ix86_split_long_move): Use change address to compensate
5009 stack pointer change in push instruction.
5011 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5013 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
5014 instead of rtx_equal_p; fix the output template.
5016 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
5018 * i386.c (ix86_expand_setcc): Support 64bit.
5019 (ix86_expand_int_movcc): Likewise.
5020 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
5023 * i386.md (allocate_stack_worker): Turn to expander.
5024 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
5026 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
5028 2001-03-29 Richard Henderson <rth@redhat.com>
5030 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
5032 2001-03-28 Matthew Hiller <hiller@redhat.com>
5034 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
5037 * MAINTAINERS: Added self.
5039 2001-03-28 Richard Henderson <rth@redhat.com>
5041 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
5042 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
5044 2001-03-28 Jim Wilson <wilson@redhat.com>
5046 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
5049 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5051 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
5053 * tradcif.y (yyerror): Likewise. Add format specifier in call to
5056 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
5058 2001-03-28 DJ Delorie <dj@redhat.com>
5060 * Makefile.in (stage1_build): Revert CFLAGS patch.
5062 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
5064 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
5065 when multiplier or multiplicand is zero.
5067 2001-03-28 Bernd Schmidt <bernds@redhat.com>
5069 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
5071 * config/ia64/ia64.c (update_set_flags): New function, broken out of
5073 (set_src_needs_barrier): Likewise.
5074 (rtx_needs_barrier): For SET case, use these two functions. Rework
5075 PARALLEL case to handle all inputs before all outputs.
5076 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
5077 saw a label and no stop bit since then.
5078 (maybe_rotate, process_epilogue): Add prototypes.
5080 2001-03-28 Richard Henderson <rth@redhat.com>
5082 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
5083 not TARGET_TOC for special toc restore handling.
5084 * config/rs6000/rs6000.md (eh_return): Likewise.
5086 2001-03-28 Richard Henderson <rth@redhat.com>
5088 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
5089 current_function_calls_eh_return.
5090 (output_function_epilogue): Handle eh_return.
5091 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
5092 (EH_RETURN_DATA_REGNO): New.
5093 (EH_RETURN_STACKADJ_RTX): New.
5094 (EH_RETURN_HANDLER_RTX): New.
5095 * config/sparc/sparc.md (call/short branch peepholes): Check
5096 can_throw_internal instead of in_same_eh_region.
5098 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
5099 for eh_return data registers.
5100 (rs6000_emit_prologue): Save eh_return data registers.
5101 (rs6000_emit_epilogue): Force inline restores if eh_return.
5102 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
5103 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
5104 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
5105 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
5106 the target uses one.
5107 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
5108 (return_eh_si, return_eh_di): Remove.
5109 (eh_return): New, from corpse of eh_epilogue.
5110 (eh_set_lr_si, eh_set_lr_di): New.
5112 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
5113 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
5114 True for pic register if current_function_calls_eh_return.
5115 (ix86_expand_epilogue): Change "emit_return" argument into "style".
5116 Handle eh_return requirements.
5117 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
5118 (EH_RETURN_STACKADJ_RTX): New.
5119 * config/i386/i386.md (exception_receiver): Remove.
5120 (eh_return, eh_return_1): New.
5121 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5123 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
5124 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
5125 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
5126 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
5127 (EH_RETURN_DATA_REGNO): New.
5128 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
5129 * config/alpha/alpha.md (eh_epilogue): Remove.
5130 (exception_receiver): Use $26 for ldgp input.
5131 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5133 2001-03-28 Richard Henderson <rth@redhat.com>
5135 * except.c: Rewrite entirely for IA-64 ABI exception handling.
5136 * except.h: Likewise.
5138 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
5139 (LIB2ADDEHDEP): New.
5140 (LIB2FUNCS_EH): Remove.
5141 (LIB2ADD): Remove LIB2ADDEH.
5142 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
5143 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
5144 (crt{begin,end}[S].o): Likewise.
5145 (except.o): Update includes.
5146 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
5147 (libgcc2_c_dep): Use LIB2ADDEHDEP.
5149 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
5150 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
5151 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
5152 * builtins.c (expand_builtin): Implement it.
5153 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
5154 * c-common.c (c_common_nodes_and_builtins): Declare it.
5155 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
5156 * calls.c (libfunc_nothrow): Remove.
5157 (emit_library_call_value_1): Don't call it.
5158 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
5159 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
5160 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
5161 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
5162 (current_funcdef_number): Globalize.
5163 (output_call_frame_info): Emit frame data if an lsda is needed.
5164 Generate augmentation for personality routine. Don't play with
5166 (dwarf2out_begin_prologue): Record funcdef_number.
5167 * dwarf2out.h (current_funcdef_number): Declare.
5168 * expr.c (expand_expr): Update for except.h name changes.
5169 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
5170 * expr.h (LTI_throw, LTI_rethrow): Remove.
5171 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
5172 (LTI_eh_rtime_match): Remove.
5173 (LTI_unwind_resume, LTI_eh_personality): Add.
5174 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
5175 * final.c (final): Don't call check_exception_handler_labels,
5176 init_insn_eh_region, or free_insn_eh_region.
5177 (final_scan_insn): Always emit debug labels for
5178 NOTE_INSN_EH_REGION notes.
5179 * flags.h (flag_new_exceptions): Remove.
5180 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
5181 (record_active_eh_regions): Remove.
5182 (count_basic_blocks): Check all instructions for REG_EH_REGION.
5183 Use can_throw_internal.
5184 (find_basic_blocks_1): Likewise.
5185 (move_stray_eh_region_notes): Remove.
5186 (find_label_refs): No eh_return_stub_label.
5187 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
5188 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
5190 (delete_unreachable_blocks): Don't track deleted handlers.
5191 (flow_delete_block): Use maybe_remove_eh_handler.
5192 (delete_eh_regions): Remove.
5193 (merge_blocks): Don't check for eh region match.
5194 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
5195 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
5196 (init_propagate_block_info): Disable dead frame store optimization
5197 when current_function_calls_eh_return.
5198 (dump_bb): Don't print eh_beg, eh_end.
5199 * function.c (fixup_var_refs): No catch_clauses.
5200 (expand_function_end): Likewise. Call expand_eh_return before
5201 the return register use. Call sjlj_emit_function_exit_after.
5202 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
5203 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
5204 * ifcvt.c (dead_or_predicable): Remove eh region check.
5205 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
5206 Don't check for EH vs parameters.
5207 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
5208 (expand_inline_function): Call duplicate_eh_regions.
5209 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
5210 (copy_insn_notes): Remap REG_EH_REGION notes.
5211 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
5212 * integrate.h (struct inline_remap): Add local_return_label.
5213 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
5214 check_exception_handler_labels, nor exception_optimize.
5215 (find_cross_jump): No EH region check.
5216 * optabs.c (init_optabs): Update for changed eh libfuncs.
5217 * rtl.def (RESX): New.
5218 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
5219 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
5220 checks. Update for except.h name changes.
5221 (expand_cleanups): Likewise.
5222 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
5223 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
5224 (compile_file): Call init_eh before init_optabs. Don't
5225 output_exception_table here.
5226 (rest_of_compilation): Call convert_from_eh_region_ranges,
5227 convert_to_eh_region_ranges, output_function_exception_table.
5228 Don't emit_eh_context.
5229 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
5230 (EXC_PTR_EXPR): New.
5232 * md.texi (eh_epilogue): Remove.
5233 (eh_return): Document.
5234 * tm.texi (EH_RETURN_DATA_REGNO): Document.
5235 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
5237 * eh-common.h: Remove file.
5238 * frame-dwarf2.c, frame.c, frame.h: Remove files.
5239 * libgcc2.c (L_eh): Remove.
5241 * unwind-dw2-fde.c: New file, largely copied from frame.c.
5242 * unwind-dw2-fde.h: New file.
5243 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
5244 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
5245 * libgcc-std.ver: Update for eh symbols.
5247 2001-03-27 Richard Henderson <rth@redhat.com>
5249 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
5250 reduce false positives.
5251 (regmove_optimize): Disable if flag_non_call_exceptions.
5253 * stmt.c (expand_return): Remove always true predicate.
5254 (expand_decl_cleanup_no_eh): Remove dead code.
5256 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
5257 barrier code. Add a scheduling barrier if a non-call insn
5258 can throw internally.
5260 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
5261 Auto-inc addresses trap only if their base register does.
5263 * except.c (can_throw_internal): Rename from can_throw.
5264 * except.h, resource.c: Update references.
5266 * integrate.c (copy_insn_list): Use returnjump_p.
5267 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
5269 * function.h (struct function): Move all boolean valued fields
5270 to single bit fields at the end of the struct.
5272 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
5274 Rename asynchronous_exceptions to flag_non_call_exceptions.
5276 * gthr-single.h (UNUSED): New. Distinguish between how C
5277 and C++ mark unused function arguments. Use throughout.
5279 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
5280 value to target configuration header.
5281 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
5282 * config.in, configure: Rebuild.
5283 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
5284 configuration and target defines.
5285 (exceptions_via_longjmp): Remove.
5286 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
5287 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
5289 * except.h (flag_non_call_exceptions): Move ...
5290 * flags.h: ... here.
5292 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
5293 exceptions, put the note on the trapping instruction.
5295 * flags.h (flag_new_exceptions): Remove.
5296 * toplev.c: Don't set it.
5297 * final.c: Don't check it.
5298 * except.c: Provide stub definition.
5300 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
5301 (calculate_global_regs_live): Kill call-clobbered registers
5302 across exception edges.
5303 * reg-stack.c (convert_regs_1): Kill the entire target stack
5304 across non-call exception edges.
5306 * flow.c (cleanup_cfg): Take no argument.
5307 * output.h, sibcall.c, toplev.c: Update all calls.
5309 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5311 * configure.in: Don't check for bcopy.
5312 * configure, config.in: Regenerate.
5314 * system.h: Don't define or prototype bcopy, instead poison it.
5316 2001-03-27 Richard Henderson <rth@redhat.com>
5318 * function.c (expand_function_start): Set DECL_REGISTER on
5319 a pseudo used for DECL_RESULT.
5321 * rtl.h (LCT_NORETURN): New.
5322 * calls.c (emit_library_call_value_1): Handle it.
5324 2001-03-27 Stan Shebs <shebs@apple.com>
5326 * objc/objc-act.c (objc_init): Use dump_base_name.
5327 (gen_declaration): Clear the buffer arg.
5328 (gen_declaration_1): New function, body of gen_declaration.
5329 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
5330 (gen_method_decl): Ditto, plus always clear buffer arg.
5331 (error_with_ivar): Simplify.
5332 (warn_with_method): Ditto.
5333 (build_message_expr): Don't clear buffers.
5334 (dump_interface): Ditto.
5335 (objc_debug): Ditto.
5336 (build_keyword_selector): Clear the buffer by only zeroing
5338 (objc_implementation_context): Declare.
5339 (start_class): Warn about missing @end.
5340 (finish_objc): Ditto.
5342 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5344 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
5346 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5348 * Makefile.in (SYSTEM_H): Define.
5349 Depend on $(SYSTEM_H), not system.h.
5351 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
5353 2001-03-27 Jim Wilson <wilson@redhat.com>
5355 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
5357 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
5358 (process_epilogue): New static function.
5359 (process_set): Call process_epilogue instead of emitting .restore
5361 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
5363 * flow.c (struct reg_cond_life_info): New fields orig_condition
5365 (init_propagate_block_info): Set new fields.
5366 (mark_regno_cond_dead): Set and use new fields.
5367 (flush_reg_cond_reg_1): Likewise.
5368 (and_reg_cond, case AND): Check for redundant AND conditions.
5369 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
5372 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5374 * cppmacro.c (stringify_arg): Null terminate strings.
5376 2001-03-27 Zack Weinberg <zackw@stanford.edu>
5378 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
5379 inclusion style. xm-m68hc11.h no longer exists.
5380 * config/m68hc11/xm-m68hc11.h: Delete file.
5381 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
5383 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
5384 Don't define GCC_VERSION, N_, or PARAMS; don't include
5385 gansidecl.h or stdio.h. Define inhibit_libc here.
5386 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5387 Delete code conditioned on #if GCC_VERSION == 2095.
5389 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
5390 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5391 Delete code conditioned on #if GCC_VERSION == 2095.
5393 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5395 * system.h: Include symcat.h.
5396 (STRINGIFY): Don't define.
5398 * configure.in: Adjust comment.
5400 * builtins.c: Use STRINGX, not STRINGIFY.
5401 * gencheck.c: Likewise.
5402 * gengenrtl.c: Likewise.
5403 * protoize.c: Likewise.
5405 * cpplex.c: Don't include symcat.h.
5406 * cpplib.c: Likewise.
5408 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5410 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5412 * c-typeck.c (digest_init): Fold init expression.
5414 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5416 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5418 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5420 * except.c (eh_regs): Save results of build_pointer_type to a temp
5421 as FUNCTION_VALUE macro may evaluate its args multiple times.
5423 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5425 * c-common.h (DECL_NUM_STMTS): New macro.
5426 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5428 (pushdecl): Likewise.
5429 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5430 * integrate.c (expand_inline_function): Don't check
5432 * print-tree.c (print_node): Don't print it.
5433 * toplev.c (rest_of_compilation): Don't try to inline when
5434 flag_no_inline is on.
5435 * tree.h (DECL_FRAME_SIZE): Remove.
5436 (tree_decl): Adjust accordingly.
5438 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5440 * combine.c (try_combine): Use memcpy, not bcopy.
5442 * genattrtab.c (expand_units): Likewise.
5444 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5446 * i386.md (push mem DI peep2): New.
5447 (mov 0, mov -1 peep2): Handle 64bit.
5448 (lea to arithmetics peep2): Handle 64bit leas.
5449 (rsp arithmetics to push/pop peep2s): New.
5451 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5453 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5455 * i386.c (struct machine_function): Add save_varrargs_registers.
5456 (ix86_save_varrargs_registers): New macro.
5457 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
5458 (ix86_expand_prologue): Likewise.
5459 (ix86_emit_epilogue_esp_adjustement): Likewise.
5460 (ix86_expand_epilogue): Likewise.
5461 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
5462 (pro_epilogue_adjust_stack_1): New insn.
5463 (pro_epilogue_adjust_stack_rex64): Likewise.
5464 * i386.h (MASK_NO_RED_ZONE): New constant.
5465 (TARGET_RED_ZONE): New macro.
5466 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
5467 (RED_ZONE_SIZE): New constant.
5468 (RED_ZONE_RESERVE): New constant.
5470 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5472 * toplev.c (set_float_handler): Use memcpy, not bcopy.
5474 2001-03-25 Kazu Hirata <kazu@hxi.com>
5476 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5479 (umodhi3): Likewise.
5482 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5484 * mkconfig.sh (DEFINES): Handle entries with '='.
5486 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
5487 Set xm_defines to MACRO=value instead.
5489 * i370/xm-mvs.h: Delete.
5491 * ns32k/xm-pc532-min.h: Likewise.
5493 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5495 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
5497 use ix86_expand_binary_operator
5498 (?sh??i_?): Disable for 64bit.
5499 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
5500 * i386.c (shiftdi_operand): New predicate.
5502 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
5503 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
5504 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
5505 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
5506 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
5507 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
5508 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
5509 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
5510 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
5511 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
5512 (rotldi3, rotrdi3): New expanders.
5514 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5516 * i386.md (movstrsi): Move offline.
5518 (strmovdi_rex64): New.
5519 (strmov?i): Accept 64bit.
5520 (strmov?i_rex64): New.
5521 (strmov?i_rex_1): New.
5522 (strmov?i_1): Disable for 64bit.
5523 (rep_mov?i_rex64): New.
5524 (rep_mov?i): Disable for 64bit.
5525 (clrstrsi): Move offline.
5526 (strset?i_rex64): New.
5527 (strset?i: Accept 64bit.
5528 (rep_stos?i): Disable for 64bit.
5529 (rep_stos?i_rex64): New.
5530 (strset?i_rex_1): New.
5531 (strset?i_1): Disable for 64bit.
5532 (cmpstrsi): Accept 64bit.
5533 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
5534 (cmpstrqi_nz_rex_1): New.
5535 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
5536 (strlensi): Move offline.
5538 (strlenqi_1): Disable for 64bit; fix constraints.
5539 (strlenqi_rex_1): New.
5540 * i386.c (ix86_adjust_counter): New static function.
5541 (ix86_zero_extend_to_Pmode): Likewise.
5542 (ix86_expand_aligntest): Likweise.
5543 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
5544 (ix86_expand_movstr): New global function.
5545 (ix86_expand_clrstr): New global function.
5546 (ix86_expand_strlen): New global function.
5547 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
5548 ix86_expand_strlen): Declare.
5549 (ix86_expand_strlensi_unroll_1): Delete.
5551 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
5553 * i386.md (cmpdi): Fix operand predicates.
5554 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
5555 cmpdi_1_insn_rex64): New patterns.
5556 (adddi3): Turn to expander.
5557 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
5558 (addsi3_carry_zext): New pattern.
5559 (adddi_?_rex64): New patterns and splitters.
5560 (addsi_?_zext): New patterns.
5561 (subsi3_carry_zext): New pattern.
5562 (subdi_?_rex64): New patterns and splitters.
5563 (iorsi_?_zext): New patterns.
5564 (iordi_?_rex64): New patterns and splitters.
5565 (iorsi_?_zext): New patterns.
5566 (iorsi_?_zext_imm): New patterns.
5567 (xorsi_?_zext): New patterns.
5568 (xordi_?_rex64): New patterns and splitters.
5569 (xorsi_?_zext): New patterns.
5570 (negdi*): New patterns.
5571 (one_cmpldi*): Likewise.
5572 (one_cmplsi*_zext, negsi*_zext): Likewise.
5573 (testqi_ext_3_rex64): New pattern.
5575 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
5577 * i386-protos.h (ix86_split_long_move): Return void.
5578 * i386.c (ix86_split_to_parts): Handle 64bit target.
5579 (ix86_split_long_move): Likewise.
5580 * i386.md (all calls to ix86_split_long_move): Update.
5582 2001-03-23 Richard Henderson <rth@redhat.com>
5584 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
5585 to avoid shadowing arguments.
5587 2001-03-23 Jakub Jelinek <jakub@redhat.com>
5589 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
5590 to variable names where DECL_NAME is different from
5591 DECL_ASSEMBLER_NAME.
5593 2001-03-23 Jim Wilson <wilson@redhat.com>
5595 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
5596 (assemble_alias): Call make_decl_rtl.
5598 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
5600 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
5602 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5604 * extend.texi: Document the "java_interface" attribute.
5606 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5608 * mkconfig.sh: Use a subshell with redirected stdout,
5609 instead of closing stdout and confusing commands that run
5610 afterward. Throw away output of cmp.
5612 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5614 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5616 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5618 * i386.md (zero_extendsidi2_32): Break out from ...
5619 (zero_extendsidi2): ... here ; turn to expander.
5620 (zero_extendsidi2_rex64): New.
5621 (extendsidi2_32): Break out from ...
5622 (extendsidi2): ... here ; turn to expander.
5623 (extendsidi2_rex64): New.
5624 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5625 (trunc?f?f splitters): Add 64bit versions.
5627 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5629 * i386.md (pushsi, pushsi2_prologue): Disable.
5630 (pushsi2_rex64): New.
5631 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5632 (movqi_ext_1): Disable for 64bit.
5633 (movqi_ext_1_rex64): New.
5634 (pushdi2_rex64): New pattern, peep2s and splitter.
5635 (pushdi2_prologue_rex64): New pattern.
5636 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5638 (movdi splitters): Disable for 64bit.
5639 (movdi_1_rex64): New pattern, peep2s and splitters.
5640 (swapdi): New pattern.
5641 (pushsf): Disable for 64bit.
5642 (pushsf_rex64): New pattern and splitter.
5643 (pushdf_nointeger): Disable for 64bit.
5644 (pushdf_integer): Handle the 64bit case.
5645 (pushtf): Likewise; update splitters.
5647 2001-03-22 Richard Henderson <rth@redhat.com>
5649 * mkconfig.sh: Include insn-flags.h.
5650 * Makefile.in (CONFIG_H): Include insn-flags.h.
5651 (lots of objects): Remove insn-codes.h and insn-flags.h.
5653 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5654 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5655 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5656 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5657 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5658 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5659 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5660 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5661 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5662 v850/v850.c, vax/vax.c:
5663 Don't include insn-flags.h.
5665 * diagnostic.c, expr.h, reload.c, toplev.c:
5666 Don't include insn-codes.h.
5668 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5669 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5670 c4x/c4x.c, i960/i960.c, mips/mips.c:
5671 Don't include insn-codes.h or insn-flags.h.
5673 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5674 or insn-flags.h in the generated code.
5675 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5676 (main): Forward declare struct rtx_def.
5678 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5680 * invoke.texi (-ffast-math): Remove duplicate line about
5683 * gcc.texi: Remove more obsolete documentation of bugs and
5684 installation problems.
5686 2001-03-21 Kazu Hirata <kazu@hxi.com>
5688 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5691 2001-03-20 Jason Merrill <jason@redhat.com>
5693 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5695 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5696 * varasm.c (CHKR_PREFIX): Likewise.
5698 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5700 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5701 is part of a multi-SET insn.
5703 * cse.c (find_comparison_args): Remove previous change.
5704 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5707 * config/i386/i386.md (conditional_trap): Remove warning.
5709 * recog.c (push_operand): Fix error in last change that caused
5710 undefined symbol on many targets.
5712 * sdbout.c: #include ggc.h.
5713 (sdbout_init): Move to end of file.
5714 Call ggc_add_tree_root for anonymous_types.
5715 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5716 (sdbout_one_type): Use DECL_NAME for field name.
5717 * Makefile.in (sdbout.o): Show includes ggc.h.
5719 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5721 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5722 (override_options): Use properlimits for preferred_stack_boundary.
5723 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5725 (ext_register_operand): Accept DImode.
5726 (load_pic_register): Abort on 64bit.
5727 (gen_push): Use Pmode instead of SImode.
5728 (ix86_save_reg): Pic reg is never used on 64bit.
5729 (ix86_expand_prologue): Likewise.
5730 (ix86_emit_save_regs): Use Pmode instead of SImode.
5731 (legitimate_address_p): Check displacement for 64bit.
5732 (print_operand): Avoid outputting of (%rip) on 64bit.
5733 (print_operand_address): Output (%rip) where possible.
5734 (split_di): Abort on 64bit registers.
5735 (ix86_expand_branch): DImode comparison is simple for x86_64.
5736 (memory_address_length): Recognize memory addresses formed using
5738 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5740 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5742 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5744 * recog.c (push_operand): Recognize new format of push instructions.
5746 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
5748 * i386.md (pushqi1): New.
5749 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
5750 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5751 x86_64_immediate_operand, x86_64_immediate_operand,
5752 x86_64_zext_immediate_operand): Declare.
5753 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
5754 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5755 x86_64_immediate_operand, x86_64_immediate_operand,
5756 x86_64_zext_immediate_operand): define.
5757 * i386.h (PREDICATE_CODES): Add new predicates.
5759 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
5761 * i386.md (pophi1, popqi1, pushqi1): Remove.
5763 * expr.c (emit_single_push_insn): New function.
5764 (move_by_pieces): Accept NULL as destination for push instructions.
5765 (gen_push_operand): Kill.
5766 (emit_push_insn): Pass NULL when pushing; avoid updating of
5767 stack_pointer_delta.
5768 * expr.h (gen_push_operand): Kill.
5770 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5772 * rtl.texi (COMPARE): Clarify documentation and reference section
5775 2001-03-20 Stan Shebs <shebs@apple.com>
5777 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
5778 (get_object_reference): Ditto.
5779 (error_with_ivar): Use error_with_file_and_line.
5780 (warn_with_method): Use warning_with_file_and_line.
5782 2001-03-20 Tom Tromey <tromey@redhat.com>
5784 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5786 2001-03-20 Mark Mitchell <mark@codesourcery.com>
5788 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
5789 variables that are TREE_PUBLIC, even if not TREE_STATIC.
5791 2001-03-20 DJ Delorie <dj@redhat.com>
5793 * Makefile.in (install-libgcc): Pass complete list of variables.
5794 (install-multilib): Ditto.
5796 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5798 * config/i386/cygwin.h: Declare ctor_section, dtor_section
5799 drectve_section, switch_to_section.
5801 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
5802 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
5803 i386_pe_mark_dllimport.
5805 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5807 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
5808 functions i386_pe_*.
5810 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
5811 i386_pe_* functions with char * arguments.
5813 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
5815 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
5817 (movsi_ie): Introduce fpul store.
5819 2001-03-20 Alan Modra <alan@linuxcare.com.au>
5821 * Makefile.in (OBJS): Remove hashtab.o.
5823 2001-03-19 Stan Shebs <shebs@apple.com>
5825 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
5826 * c-lang.c (maybe_objc_method_name): Ditto.
5827 * c-tree.h (maybe_objc_method_name): Remove decl.
5829 2001-03-19 Tom Tromey <tromey@redhat.com>
5831 * gcc.c (init_gcc_specs): Fix comment.
5833 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5835 Compute DECL_ASSEMBLER_NAME lazily.
5836 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
5837 (DECL_ASSEMBLER_NAME_SET_P): New macro.
5838 (SET_DECL_ASSEMBLER_NAME): Likewise.
5839 (COPY_DECL_ASSEMBLER_NAME): Likewise.
5840 (set_decl_assembler_name): Declare.
5841 (lang_set_decl_assembler_name): Likewise.
5842 * tree.c (lang_set_decl_assembler_name): New variab.e
5843 (set_decl_assembler_name): New function.
5844 (init_obstacks): Set lang_set_decl_assembler_name.
5845 (build_decl): Don't set DECL_ASSEMBLER_NAME.
5846 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
5847 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
5848 where it's not necessary.
5849 (builtin_function): Likewise.
5850 (finish_decl): Likewise.
5851 * dbxout.c (dbxout_type_methods): Likewise.
5852 * ggc-common.c (ggc_mark_trees): Likewise.
5853 * profile.c (output_func_start_profiler): Likewise.
5854 * varasm.c (make_decl_rtl): Likewise.
5856 * cse.c (find_comparison_args): Update documentation. Fix
5857 mishandling of COMPARE operations.
5859 * tree.def (ABS_EXPR): Add documentation.
5860 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5862 2001-03-19 Zack Weinberg <zackw@stanford.edu>
5864 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
5866 2001-03-19 Jakub Jelinek <jakub@redhat.com>
5868 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5869 Remove ia32 linux PIC kludge and move it...
5870 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5872 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
5874 * i386.md (absdf2 expander): Fix 64bit case.
5876 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
5878 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5880 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5882 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5884 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5886 * README.X11: Remove obsolete file.
5888 2001-03-18 Anthony Green <green@redhat.com>
5890 * config/pj/pj.h: Remove some trailing commas.
5891 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5893 2001-03-18 Richard Henderson <rth@redhat.com>
5895 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
5896 * calls.c: ... here.
5897 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
5898 defaults for them here.
5900 2001-03-17 Anthony Green <green@redhat.com>
5902 * config/pj/lib1funcs.S: Fix broken comment.
5903 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5906 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5908 * gcc.texi: Remove obsolete information relating to build and
5909 installation problems with enquire or the Pyramid C compiler.
5911 2001-03-17 Richard Henderson <rth@redhat.com>
5913 * dwarf2out.c (queue_reg_save): New.
5914 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
5915 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5917 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5918 (cfa, cfa_store, cfa_temp): Make static.
5919 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5921 2001-03-17 Richard Henderson <rth@redhat.com>
5923 * integrate.h (struct inline_remap): Add local_return_label.
5924 * integrate.c (expand_inline_function): Initialize it and emit
5925 it after copy_insn_notes.
5926 (copy_insn_list): Don't store local_return_label here.
5927 (copy_insn_notes): New function split out from copy_insn_list.
5929 2001-03-17 Richard Henderson <rth@redhat.com>
5931 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5932 is generating .debug_line.
5933 (dwarf2out_init): Add main_input_filename to the file table first.
5934 * configure.in (as_dwarf2_debug_line): Test with file number 1
5935 instead of file number 0.
5937 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5939 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5940 (gen_rtx_combine): Deleted; all references changed as appropriate.
5941 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
5943 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
5945 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5947 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5950 2001-03-16 Jim Wilson <wilson@redhat.com>
5952 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5953 then set it to LOC_REG (79) instead of aborting.
5955 2001-03-16 Phil Edwards <pme@sources.redhat.com>
5957 * gccbug.in: Remove high priority.
5959 2001-03-16 Richard Henerson <rth@redhat.com>
5961 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
5962 output with a space instead of deleting it.
5963 * configure: Regenerate.
5965 2001-03-16 Zack Weinberg <zackw@stanford.edu>
5967 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
5968 handles the gory details of converting an object file into
5969 something that's safe to grep.
5970 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
5971 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
5972 newlines at either end of the string we're looking for.
5973 Make 'checking ...' message less stilted.
5974 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
5975 ARM in-memory layout and its hypothetical converse. Don't
5976 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
5977 HOST_WORDS_BIG_ENDIAN.
5979 * configure.in: Adjust for renamed macro. Move
5980 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
5981 * configure, config.in: Regenerate.
5983 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5985 * fixinc/Makefile.in: Set SHELL.
5987 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5989 * fixinc/fixincl.c (fix_with_system): Quote file names before
5990 passing them to shell.
5992 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5994 * Makefile.in: Use fix-header$(build_exeext) instead
5997 2001-03-16 Richard Henderson <rth@redhat.com>
5999 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
6000 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
6001 (size_of_line_prolog): Remove.
6002 (output_line_info): Compute prologue size via label difference.
6003 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
6005 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
6006 assembler error when redefining file numbers.
6007 * config.in, configure: Rebuild.
6009 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
6010 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
6011 (dw2_asm_output_delta_uleb128): Likewise.
6012 (dw2_asm_output_delta_sleb128): Similarly.
6013 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
6015 2001-03-16 Michael Meissner <meissner@redhat.com>
6017 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
6019 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
6021 (BITMASK_LOWER16): Replacement for 0x0000ffff.
6023 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
6024 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
6025 being unsigned in ISO C and signed in traditional.
6026 (expand_prologue): Ditto.
6027 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
6029 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
6031 (divsi3,divdi3): Ditto.
6032 (modsi3,moddi3): Ditto.
6033 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
6034 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
6035 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
6038 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
6040 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
6041 SSE based conditional moves on LTGT/UNEQ conditions;
6042 Canonicalize EQ to NE.
6043 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
6044 (sse_mov?fcc_ne): New.
6046 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
6048 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6050 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
6051 register may be dead.
6053 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
6055 * Makefile.in (hash.o): Depend on CONFIG_H.
6057 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6059 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
6061 2001-03-15 Richard Henderson <rth@redhat.com>
6063 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
6064 (ASM_OUTPUT_DWARF_PCREL): New.
6065 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
6067 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6069 * cppfiles.c (stack_include_file): Use MAX of sysp.
6071 2001-03-15 Steve Ellcey <sje@cup.hp.com>
6073 * config.gcc (ia64*-*-hpux*): New case.
6074 * config/ia64/hpux.h: New file for HP-UX support.
6075 * config/ia64/t-hpux: New file for HP-UX support.
6077 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
6079 * fixinc/inclhack.def (irix_stdio_va_list): New.
6080 * fixinc/fixincl.x: Rebuilt.
6082 2001-03-15 Richard Henderson <rth@redhat.com>
6084 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
6085 if provided by the target.
6086 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
6087 (dw2_asm_output_addr): New.
6088 * dwarf2asm.h (dw2_asm_output_addr): Declare.
6089 * dwarf2out.c (output_cfi): Use it for program addresses.
6090 (output_call_frame_info, output_die): Likewise.
6091 (output_aranges, output_line_info): Likewise.
6093 2001-03-15 Bruce Korb <bkorb@gnu.org>
6095 * gcc.c(main): make more rigorous
6096 * collect2.c(main): guard against ignoring SIGCHLD
6097 * protoize.c(main): ditto
6098 * gcc/fixinc/fixincl.c(initialize): ditto
6100 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6102 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
6103 (sdbout_parms): Likewise.
6105 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
6107 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
6108 "widen" a destination that is already wider than a word. Also do
6109 not widen if LOAD_EXTEND_OP is NIL for the given mode.
6111 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6113 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
6115 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
6117 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
6119 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
6121 * i960.h (i960_maxbitalignment,
6122 i960_last_maxbitalignment): Declare.
6123 * i960.c (i960_maxbitalignment,
6124 i960_last_maxbitalignment): Make global.
6125 (process_pragma): Delete.
6126 (i960_pr_align, i960_pr_noalign): Move from here ...
6127 * i960-c.c: ... to this new file.
6128 * t-960bare (i960-c.o): New rule.
6129 * t-vxworks960 (i960-c.o): Likewise.
6130 * config.gcc (i960-*-*): Define c_target_objs and
6133 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6135 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
6136 without adding in rtx code and mode.
6138 * alias.c (init_alias_analysis): Don't use any rtx whose value
6139 varies as a known value.
6140 Delete a superfluous test.
6142 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
6144 (ia64_sched_reorder): Call maybe_rotate; also rotate after
6145 scheduling a stop bit.
6146 (ia64_emit_nops): Correctly handle ASMs.
6148 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6150 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
6152 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
6154 * cpp.texi: Update documentation for -include and -imacros.
6155 * cppfiles.c (struct include_file): Remove "defined" memeber.
6156 (find_or_create_entry): Make a copy of the file name, and
6158 (open_file): Update to ensure we use the simplified filename.
6159 (stack_include_file): Don't set search_from.
6160 (cpp_included): Don't simplify the path name here.
6161 (find_include_file): New prototype. Call search_from to
6162 get the start of the "" include chain. Don't simplify the
6164 (_cpp_execute_include): New prototype. Move diagnostics to
6165 do_include_common. Update.
6166 (_cpp_pop_file_buffer): Don't set defined.
6167 (search_from): New prototype. Use the preprocessor's cwd
6168 for files included from the command line.
6169 (read_name_map): Don't simplify the pathname here.
6170 * cpphash.h (enum include_type): New.
6171 (struct buffer): Delete search from. New search_cached.
6172 (_cpp_execute_include): Update prototype.
6173 * cppinit.c (do_includes): Use _cpp_execute_include.
6174 * cpplib.c (do_include_common): New function.
6175 (do_include, do_include_next, do_import): Use it.
6177 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6179 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
6180 contents of the RTL, to determine the name of the object.
6182 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6184 * tree.h (DECL_RTL): Allocate RTL lazily.
6185 (SET_DECL_RTL): New macro.
6186 (DECL_RTL_SET_P): Likewise.
6187 (COPY_DECL_RTL): Likewise.
6188 (DECL_RTL_IF_SET): Likewise.
6189 * varasm.c (make_decl_rtl): Add assertions about the kind of
6190 declaration we are processing.
6191 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
6192 (start_decl): Likewise.
6193 (finish_decl): Likewise.
6194 * c-semantics.c (emit_local_var): Likewise.
6195 * calls.c (expand_call): Likewise.
6196 * dbxout.c (dbxout_symbol): Likewise.
6197 * emit-rtl.c (unshare_all_rtl): Likewise.
6198 (unshare_all_decls): Likewise.
6199 (reset_used_decls): Likewise.
6200 * expr.c (store_constructor): Likewise.
6201 (safe_from_p): Likewise.
6202 (expand_expr): Likewise.
6203 * function.c (put_var_into_stack): Likewise.
6204 (instantiate_decls_1): Likewise.
6205 (assign_parms): Likewise.
6206 (expand_function_start): Likewise.
6207 (expand_function_end): Likewise.
6208 * ggc-common.c (gcc_mark_trees): Likewise.
6209 * integrate.c (function_cannot_inline_p): Likewise.
6210 (copy_decl_for_inlining): Likewise.
6211 (expand_inline_function): Likewise.
6212 (integrate_parm_decls): Likewise.
6213 (integrate_decl_tree): Likewise.
6214 * print-tree.c (print_node): Likewise.
6215 * reg-stack.c (stack_result): Likewise.
6216 * stmt.c (label_rtx): Likewise.
6217 (expand_return): Likewise.
6218 (expand_decl): Likewise.
6219 (expand_decl_cleanup): Likewise.
6220 (expand_anon_union_decl): Likewise.
6221 * toplev.c (check_global_declarations): Likewise.
6222 (rest_of_decl_compilation): Likewise.
6223 * tree.c (simple_cst_equal): Likewise.
6224 * objc/objc-act.c (generate_static_references): Likewise.
6226 2001-03-14 Zack Weinberg <zackw@stanford.edu>
6228 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
6229 gcc_AC_C_FLOAT_FORMAT): New macros.
6230 * configure.in: Add AC_PROG_CPP after CC tests;
6231 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
6232 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
6233 * configure, config.in: Regenerate.
6235 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
6236 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6237 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6238 config/i370/xm-linux.h, config/i370/xm-oe.h,
6239 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6240 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
6241 config/pa/xm-linux.h, config/pa/xm-pa.h,
6242 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
6243 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
6244 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
6245 config/we32k/xm-we32k.h: Delete.
6247 * config/i370/xm-mvs.h, config/m88k/m88k.h,
6248 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6249 config/vax/xm-vms.h: Don't define any of:
6250 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
6252 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
6254 * config.gcc: Remove references to deleted files.
6255 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
6256 FATAL_EXIT_CODE, which is the same between oe and mvs).
6258 2001-03-14 DJ Delorie <dj@redhat.com>
6259 Vladimir Makarov <vmakarov@redhat.com>
6261 * config/i960/i960.c (i960_function_prologue): Compute size of
6262 frame according to number of registers actually saved there.
6264 2001-03-14 Richard Henderson <rth@redhat.com>
6266 * expr.c (emit_move_insn_1): Fix else if around #endif.
6268 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
6271 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
6274 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
6276 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
6277 (override_options): Parse cmodel string.
6278 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
6279 * i386.h (TARGET_OPTIONS): Add "cmodel".
6280 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
6282 (ix86_cmodel_string, ix86_cmodel): Declare.
6284 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
6287 * i386.h (GENERAL_REG_P): Add missing REG_P.
6289 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
6291 * configure.in: Use $gcc_cv_as instead of $as.
6292 * configure: Regenerated.
6294 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
6296 * cppfiles.c (stack_include_file): Only increase the include
6297 count if we actually process the file properly, as opposed
6298 to treating it as length zero. Only call read_include_file
6299 if not DO_NOT_REREAD. Handle the -H include file output
6301 (read_include_file): Remove now redundant DO_NOT_REREAD check.
6302 (cpp_included, find_include_file): Simplify pathnames after
6303 remapping them. If remapping, don't use the remapped file
6304 name's buffer as our scratch buffer.
6305 (cpp_pop_file_buffer): Replace the multiple include macro
6306 only if it isn't yet set.
6307 (read_name_map): Simplify remapped names when reading in.
6308 (remap_filename): Move code to code path that uses it.
6309 (_cpp_simplify_pathname): Return the input pointer.
6310 * cpphash.h (_cpp_simplify_pathname): Update prototype.
6312 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6314 * expr.c (expand_expr): Revove bogus conditional.
6316 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
6318 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
6320 2001-03-14 Jakub Jelinek <jakub@redhat.com>
6322 * reg-stack.c (stack_result): Unconditionally use
6323 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
6325 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
6327 * expr.c (emit_move_insn_1): Split push of complex value when
6328 no suitable push instruction exist.
6330 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
6331 instead of QI_REG_P.
6333 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6335 * alias.c (handled_component_p, can_address_p): New functions.
6336 (get_alias_set): Use them.
6338 2001-03-13 Jim Wilson <wilson@redhat.com>
6340 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
6341 from 80 in try_locals code.
6342 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
6344 2001-03-13 Zack Weinberg <zackw@stanford.edu>
6346 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
6347 gcc_AC_C_LONG_LONG): New.
6348 * configure.in: Use them. Probe the size of short, int, long,
6349 and long long/__int64 if we have them. Move all the AC_C_*
6350 checks together, except gcc_AC_C_CHAR_BIT which has to go
6351 after AC_CHECK_HEADERS(limits.h).
6352 Take hwint.h out of host_xm_file and build_xm_file.
6354 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
6355 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
6356 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
6357 Move the HOST_WIDEST_INT setup logic here from system.h.
6358 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
6360 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
6361 is now handled by hwint.h.
6363 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
6364 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
6365 config/ia64/xm-ia64.h: Don't define any of:
6366 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
6367 HOST_BITS_PER_LONGLONG.
6369 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
6370 config/h8300/xm-h8300.h, config/mips/iris6.h,
6371 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
6372 config/sparc/xm-sp64.h: Delete.
6373 * config.gcc: Remove references to deleted files.
6375 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
6376 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
6377 * config/i370/xm-linux.h: Clarify floating-point situation in
6380 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
6382 * cppfiles.c (NO_INCLUDE_PATH): New macro.
6383 (find_include_file): Decide here which part of the include
6384 chain to start the search. Complain about an empty include
6385 chain in all cases apart from an abolsute file name.
6386 (_cpp_execute_include): Don't choose the search chain here.
6387 Don't call handle_missing_include in the case of an empty
6389 (_cpp_compare_file_date): Don't choose the search chain here.
6390 * cpplib.c (do_include_next): Move the in-main-file diagnostic
6391 here from _cpp_execute_include. Behave like #include if
6392 we're in the main file.
6394 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6396 * system.h (malloc, realloc, calloc, strdup): Only poison these
6397 tokens when IN_GCC is defined.
6399 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
6401 * i386.md (abs?f expander): Support SSE case.
6402 (abd?f_if): Add new "USE"; add splitters.
6404 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6406 * cpp.texi (poison): Explain the macro expansion exception.
6408 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6410 * expr.c (store_expr): Add dont_store_target. If temp is already in
6411 target before copying to reg, don't store it into target again.
6413 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6415 * cppinternals.texi: Update for file handling.
6417 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6419 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6420 2001-02-24 which broke building the Java library.
6421 * function.c (identify_blocks): Likewise.
6422 (all_blocks): Likewise.
6423 * integrate.c (integrate_decl_tree): Likewise.
6424 * print-tree.c (print_node): Likewise.
6425 * tree.h (BLOCK_NUMBER): Likewise.
6426 (struct tree_block): Likewise.
6428 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6430 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6431 __WCHAR_TYPE__ definition.
6432 (WCHAR_TYPE_SIZE): #undef before #define.
6434 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6436 * cppfiles.c: Update comments.
6437 (destroy_include_file_node): Rename destroy_node.
6438 (find_or_create_entry): New function.
6439 (open_file, _cpp_fake_include): Use it.
6440 (handle_missing_header): New function, broken out of
6441 _cpp_execute include. Don't segfault if there is no
6442 system or quoted path.
6443 (_cpp_execute_include): Use handle_missing_header.
6445 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6447 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6448 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6450 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6452 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6453 unless anti_dependence says they are.
6454 * alias.c (objects_must_conflict): If neither has a type specified,
6457 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6458 David Billinghurst <David.Billinghurst@riotinto.com>
6460 * config/mips/iris5.h: Change WCHAR_TYPE to int.
6462 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
6464 * i386.md (trunctfdf2_2): Rename missnamed pattern.
6465 (*_one_bit): Remove type on the match_operand in attributes.
6467 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
6469 * i386.c: Commit forgotten hunk in previous patch.
6470 (regclass_map): Add extended registers.
6471 (dbx_register_map): Add missing frame register.
6473 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
6475 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
6477 * i386.md (x86_sahf_1): Disable for 64bit.
6478 (popsi*, pophi*): Likewise.
6479 (pushqi, pushhi): Likewise.
6480 (movdi, pushdi): Likewise.
6481 (zero extend DImode splitter): Likewise.
6482 (adddi, minusdi splitter): Likewise.
6483 (umulsidi): Likewise.
6485 (mulsidi): Disable for 64bit
6486 (lshift:DI/ashift:DI): Disable for 64bit.
6487 (loop patterns): Likewise.
6488 (call_pop, call_value_pop expanders and patterns): Likewise.
6489 (prologue_get_pc): Likewise.
6491 (fcmovDI pattern and splitter): Likewise.
6492 (movdfcc_1_rex64): New.
6494 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
6496 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
6497 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
6498 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
6499 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
6500 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
6501 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
6502 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
6503 (PUSH_ROUNDING): x86_64 rounds to 64bits.
6504 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
6505 (REGPARM_MAX): Set to 6 for x86_64.
6506 (SSE_REGPARM_MAX): Set to 16 for x86_64.
6507 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
6510 * (patterns that does use upper halves): Update constraints
6511 'q' to 'Q' and 'r' to 'R'.
6512 (cmpqi_ext_1): Disable for 64bit.
6513 (cmpqi_ext_3_insn): Likewise.
6514 (movqi_extzv_1): Likewsie.
6515 (addqi_ext_1): Liekwsie
6516 (testqi_ext_1): Liekwsie
6517 (andqi_ext_1): Liekwsie
6518 (xorqi_ext_1): Liekwsie
6519 (cmpqi_ext_1_rex64): New.
6520 (cmpqi_ext_3_insn_rex64): Likewise.
6521 (movqi_extzv_1_rex64): Likewsie.
6522 (addqi_ext_1_rex64): Liekwsie
6523 (testqi_ext_1_rex64): Liekwsie
6524 (andqi_ext_1_rex64): Liekwsie
6525 (xorqi_ext_1_rex64): Liekwsie
6527 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6529 * configure.in: Move check for unsigned enumerated bitfields
6530 to macro in aclocal.m4. Disable it for now.
6531 * configure, config.in: Regenerate.
6532 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
6533 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
6534 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
6535 kind above its first use.
6537 * config/xm-interix.h, config/alpha/xm-alpha.h,
6538 config/i370/xm-linux.h, config/i386/xm-beos.h,
6539 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
6540 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6541 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
6542 Don't define ONLY_INT_FIELDS under any circumstances.
6544 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
6546 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6547 config/sparc/xm-sysv4.h: Delete - now identical with some
6549 * config.gcc (hppa targets): Replace xm-pahpux.h and
6550 xm-papro.h with implicit xm-pa.h.
6551 (sparc targets): Replace xm-sysv4.h with implicit or explicit
6554 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
6556 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
6557 before reload_cse_noop_set_p.
6559 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6561 * config.gcc: Where xm-host.h used to include another
6562 xm-host.h, list the nested header directly in xm_file. Remove
6563 references to deleted files. Can now use sparc/xm-sp64.h for
6566 * config/xm-linux.h, config/arm/xm-linux.h,
6567 config/i386/xm-dos.h, config/i386/xm-gnu.h,
6568 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
6569 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
6570 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
6571 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
6574 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
6575 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
6576 bother to wrap #undef in #ifdef.
6577 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
6578 Don't include xm-linux.h.
6579 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
6581 * configure.in: Wrap regexps using [] in changequote block.
6582 Use expr : not echo | grep. Simplify regexps.
6583 * configure: Regenerate.
6585 56 xm-files remain, 22 xm-arch.
6587 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6589 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
6590 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6591 (local_index, local_rindex): Delete, use strchr/strrchr instead.
6592 (copy_object): Fix format specifier vs argument mismatch.
6594 * mips-tdump.c: Make local functions static.
6595 (rindex): Don't #undef.
6596 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6597 (fatal, fancy_abort): Delete.
6598 (read_seek): Avoid signed/unsigned compare.
6600 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6602 * combine.c (try_combine): Fix error in change to try original
6604 (gen_rtx_combine): Do same as gen_rtx for now.
6606 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6608 * configure.in: AC_SUBST xm_defines.
6609 * configure: Regenerate.
6610 * Makefile.in: Set DEFINES=$(xm_defines) when building
6613 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6615 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6616 (cpp_included, find_include_file): Update.
6617 (_cpp_compare_file_date): Make else unconditional.
6619 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6621 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6623 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6625 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6626 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6628 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6630 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6631 if it's a record type.
6633 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6635 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6636 mingw includes slightly.
6638 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6640 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6641 #undef token before poisoning it.
6643 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6645 * alpha.c (check_float_value): Use memcpy, not bcopy.
6647 * m32r.c (m32r_sched_reorder): Likewise.
6649 * vax.c (check_float_value): Likewise.
6651 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6653 * toplev.c (file_name_nondirectory): Remove.
6654 * toplev.h: Similarly.
6655 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6656 of file_name_nondirectory.
6658 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6660 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6661 * mips-tfile.c: Don't #undef rindex; not used.
6663 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6665 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6666 (dbx64_register_map): Declare.
6667 (RETURN_ADDR_RTX): Fix for 64bit.
6668 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6669 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6670 * i386.c (dbx64_register_map): New global array.
6671 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6672 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6675 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6677 * cppfiles.c (search_from): Use lbasename.
6678 * mkdeps.c (deps_add_default_target): Use lbasename.
6680 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6682 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6683 xcalloc in lieu of malloc, realloc & calloc.
6685 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6687 * gengenrtl.c (xmalloc): Likewise.
6689 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6690 really_call_* memory allocation routines.
6692 * stmt.c (check_for_full_enumeration_handling): Use
6693 really_call_calloc, not calloc.
6695 * system.h (really_call_malloc, really_call_calloc,
6696 really_call_realloc): Define.
6697 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6699 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6701 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6703 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6705 * configure: Rebuilt.
6706 * configure.in: Only use `lang_requires' for languages athat are
6709 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6711 * invoke.texi: Fix typo.
6712 * gcc.1: Regenerate.
6714 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6716 * configure.in: Prune nonexistent files from build_xm_file,
6717 xm_file, and host_xm_file lists. Warn unless they're
6719 Don't generate *config.h here.
6720 AC_SUBST all variables needed to generate *config.h.
6721 * configure: Regenerate.
6722 * mkconfig.sh: New helper script, from code removed from
6724 * Makefile.in: Zap all MALLOC variables - no longer used
6725 anywhere, and malloc.c doesn't exist.
6726 Substitute in variables needed to generate *config.h.
6727 Stop lying about the dependencies contained in CONFIG_H and
6729 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6730 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6731 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6732 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6733 $(TM_P_H), etc. as appropriate.
6735 * config.gcc: Zap references to deleted files.
6736 * ggc-none.c: Don't include rtl.h or tm_p.h.
6738 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6739 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6740 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6741 config/i386/xm-linux.h, config/i386/xm-linux.h,
6742 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6743 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6744 Don't include i386/xm-i386.h.
6746 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
6747 config/i386/xm-i386.h, config/i860/xm-i860.h,
6748 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
6749 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6750 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
6751 Delete (empty except comments, #includes of other deleted
6752 files, and macros used nowhere).
6754 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
6756 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
6757 independent on TARGET_FLAGS.
6759 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
6761 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
6763 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
6765 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
6767 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
6768 LAST_REX_SSE_REG): define.
6769 (enum reg_class): Add 'LEGACY_REGS'
6770 (REG_CLASS_CONTENTS): Likewise; add extended registers.
6771 (SSE_REGNO_P): Recognize extended registers.
6772 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
6773 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
6774 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
6775 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
6776 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
6777 REG_OK_FOR_STRREG_P): Remove.
6778 (HI_REGISTER_NAMES): Add extended registers.
6779 (ADDITIONAL_REGISTER_NAMES): Likewise.
6780 (QI_REGISTER_NAMES): Add 8bit extended registers.
6781 (DEBUG_REG): Support extended registers.
6782 * i386.c (regclass_map): Add extended registers.
6783 (dbx_register-map): Likewise.
6784 (svr4_dbx_register_map): Likewise.
6785 (print_reg): Support extended registers.
6786 (print_operand): Support 64bit operands.
6788 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
6790 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
6791 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6792 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
6793 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
6794 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
6795 STACK_BOUNDARY): Set properly for 64bits.
6796 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
6797 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
6798 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
6799 (MOVE_MAX): Set to 16.
6800 (MOVE_MAX_PIECES): 8 for 64bit.
6801 (Pmode): Set to SImode.
6803 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
6805 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
6807 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
6809 * i386.h (mask_64bit): New constant.
6810 (target_64bit): New macro.
6811 (target_options): Add '64'/'32'
6812 (target_default): Define.
6813 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
6814 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
6815 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
6817 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
6819 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
6821 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
6823 * rtlanal.c (rtx_varies_p): Check operand 0 of a
6824 LO_SUM unless for_alias is set.
6826 2001-03-08 Stan Shebs <shebs@apple.com>
6828 * objc/objc-act.c: Fix old typos in comments, add comments for
6830 (hash_init): Fix file name in error message.
6831 (hash_enter): Ditto.
6832 (hash_add_attr): Ditto.
6833 (continue_class): Ditto.
6835 2001-03-08 Bruce Korb <bkorb@gnu.org>
6837 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
6838 wait4() can receive the signal.
6840 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6842 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
6844 * fixinc/fixincl.x: Regenerate.
6846 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6848 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
6850 * fixinc/fixincl.x: Regenerate.
6852 2001-03-08 Richard Henderson <rth@redhat.com>
6854 * configure.in (HAVE_AS_LEB128): New assembler check.
6855 * configure, config.in: Rebuilt.
6857 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
6859 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
6862 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6864 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
6865 references to the MAXPATHLEN macro.
6867 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
6868 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
6871 * config/i386/xm-gnu.h, config/xm-gnu.h,
6872 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
6873 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
6874 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
6875 and/or unused files.
6877 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
6878 doing so in various xm-*.h files.
6880 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6882 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
6884 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
6886 * configure.in (enable_shared): Support per-package shared-library
6888 * configure: Rebuilt.
6890 2001-03-07 David Edelsohn <edelsohn@gnu.org>
6892 * rs6000.md (cr logic): Add original POWER mnemonic alternative
6893 for crnot. Set operands[5] in splitter.
6895 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6897 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
6898 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
6899 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
6900 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
6901 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
6902 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
6903 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
6906 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
6907 config/i370/xm-i370.h, config/i386/xm-dgux.h,
6908 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
6909 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
6910 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
6911 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
6912 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
6913 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
6914 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
6915 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6916 Delete unused and/or empty files.
6918 * config.gcc: Define USG in xm_defines as appropriate. Define
6919 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6920 macro. Remove deleted xm-* files from $xm_files variable.
6922 2001-03-07 Tom Tromey <tromey@redhat.com>
6924 * configure: Rebuilt.
6925 * configure.in: Allow config-lang.in to set `lang_requires' to list
6926 of other required languages.
6928 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6930 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6932 (output_prologue): Use xmalloc not oballoc.
6933 (output_epilog): Free a29k_first_epilogue_insn when finished.
6934 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6936 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6938 * builtins.c (expand_builtin_mathfn): Check
6939 flag_unsafe_math_optimizations, not flag_fast_math.
6940 (expand_builtin): Likewise
6941 * combine.c (combine_simplify_rtx): Likewise.
6942 (simplify_if_then_else): Likewise.
6943 * cse.c (fold_rtx): Likewise.
6944 * flags.h: Remove flag_fast_math. Add
6945 flag_unsafe_math_optimizations and flag_trapping_math.
6946 * fold-const.c (negate_expr): Check
6947 flag_unsafe_math_optimizations, not flag_fast_math.
6948 (invert_truthvalue): Likewise.
6949 (fold): Likewise. Before associating operands, check that
6950 code == MULT_EXPR, not code != MULT_EXPR.
6951 * ifcvt.c (noce_try_minmax): Check
6952 flag_unsafe_math_optimizations, not flag_fast_math.
6953 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
6954 * invoke.texi: Document -funsafe-math-optimizations and
6955 -fno-trapping-math. Change documentation for -ffast-math.
6956 * jump.c (reversed_comparison_code_parts): Likewise.
6957 (rtx_equal_for_thread_p): Likewise.
6958 * optabs.c (emit_conditional_move): Likewise.
6959 * simplify-rtx.c (simplify_binary_operation): Likewise.
6960 (simplify_relational_operation): Likewise.
6961 (simplify_ternary_operation): Likewise.
6962 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
6963 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
6964 Add trapping-math and unsafe-math-optimizations entries to f_options.
6965 (set_fast_math_flags): New, sets flags for -ffast-math.
6966 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
6967 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
6968 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
6970 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
6971 (alpha_emit_conditional_move): Initialize local_fast_math to
6972 flag_unsafe_math_optimizations, not flat_fast_math.
6973 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
6974 instead of setting flag_fast_math to 1.
6975 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
6977 * config/i386/i386.c (override_options): Likewise
6978 * config/i386/i386.md: Likewise.
6979 * config/m68k/m68k.md: Likewise.
6980 * config/mips/mips.md: Likewise.
6981 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
6982 (rs6000_generate_compare): Likewise.
6984 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6986 * Makefile.in: Set RANLIB to @RANLIB@.
6989 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6991 * fixinc/inclhack.def (djgpp_wchar_h): New test.
6992 * fixinc/fixincl.x: Regenerated.
6994 2001-03-07 Richard Henderson <rth@redhat.com>
6996 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
6998 2001-03-07 Richard Henderson <rth@redhat.com>
7000 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
7001 of block notes and exception handling notes.
7003 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
7004 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
7005 (compile_file): ... here.
7007 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7009 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
7011 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
7012 config.h now. Include libiberty.h to handle alloca.
7014 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7016 * c-parse.in (yylexname): New function, split out of _yylex.
7017 (objc_rid_sans_at): New table.
7018 (init_reswords): Initialize it.
7019 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
7020 retrieving the next token and checking it for significance as
7021 an ObjC keyword or string constant.
7023 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
7024 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
7026 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
7029 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
7031 * config/m68k/m68k.c (const_uint32_operand): Accept any
7032 const_int on a 32-bit host.
7034 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
7036 * objc/objc-act.c (init_objc): Set save_lang_status,
7037 restore_lang_status, and mark_lang_status.
7039 2001-03-06 Krister Walfridsson <cato@df.lth.se>
7041 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
7043 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
7045 * cppinternals.texi: Update.
7047 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7049 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7050 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
7051 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
7052 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7053 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
7054 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7055 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
7056 config/i386/xm-i386.h, config/i860/xm-i860.h,
7057 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7058 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
7059 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7060 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7061 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7062 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7063 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
7064 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7065 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
7066 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7067 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7068 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
7069 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
7070 match the defaults provided in hwint.h.
7072 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7073 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
7075 * config.gcc (xm_file): Don't set to files which are deleted.
7077 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
7078 guard this file against these macros being undefined.
7080 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7082 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
7083 and DECL_DEFER_OUTPUT on the decl we create, before calling
7084 rest_of_decl_compilation.
7086 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7088 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
7090 * configure, config.in: Regenerate.
7091 * config.gcc: Remove references to deleted files.
7093 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
7094 genrecog.c, rtl.c: Do not use alloca anywhere.
7096 * Makefile.in, build-make, system.h, config/x-interix,
7097 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
7098 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
7099 config/arc/xm-arc.h, config/arm/xm-arm.h,
7100 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7101 config/h8300/xm-h8300.h, config/i370/x-oe,
7102 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
7103 config/i386/x-ncr3000, config/i386/x-sco5,
7104 config/i386/xm-dgux.h, config/i860/x-sysv4,
7105 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
7106 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
7107 config/m68k/x-hp320g, config/m69k/x-mot3300,
7108 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
7109 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
7110 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
7111 config/m88k/x-sysv4, config/m88k/x-tekXD88,
7112 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7113 config/mips/x-iris, config/mips/x-iris3,
7114 config/mips/x-sni-svr4, config/mips/x-sysv,
7115 config/mips/xm-iris6.h, config/mips/xm-mips.h,
7116 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
7117 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
7118 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7119 config/pa/xm-papro.h, config/romp/xm-romp.h,
7120 config/rs6000/x-aix31, config/rs6000/x-aix41,
7121 config/rs6000/x-beos, config/rs6000/x-lynx,
7122 config/rs6000/x-mach, config/rs6000/x-rs6000,
7123 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
7124 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7125 config/sparc/x-sysv4, config/sparc/xm-linux.h,
7126 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
7127 config/vax/xm-vms.h: Eradicate all references to alloca and
7130 * config/xm-alloca.h, config/clipper/x-clix,
7131 config/i386/xm-sysv4.h, config/i860/x-fx2800,
7132 config/i860/x-sysv3, config/m88k/x-sysv3,
7133 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
7134 (contained only alloca related hacks).
7136 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
7139 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
7141 * invoke.texi: Document __FAST_MATH__.
7143 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7145 * crtstuff.c: Restore include of auto-host.h.
7147 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
7149 Put main() in a separate file, so that the language
7150 front-end can use a different main().
7153 * toplev.c: (main): Rename as toplev_main.
7154 * toplev.h: Declare toplev_main.
7155 * Makefile.in (OBJS): add toplev.o.
7156 (BACKEND): remove toplev.o, add main.o.
7158 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7160 * cppfiles.c (search_from): Special case the empty string.
7162 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7164 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
7165 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
7166 strlen or strcpy; we already know the length.
7167 (_cpp_compare_file_date): Similarly.
7168 * cpphash.h (struct cpp_reader): Delete done_initialising.
7169 (CPP_PREV_BUFFER): Delete.
7170 * cppinit.c (cpp_start_read): Don't set done_initialising.
7171 * cpplex.c (parse_string): Guarantee null-termination.
7172 (_cpp_equiv_toklists): Remove.
7173 * cpplib.c (glue_header_name): Null-terminate.
7174 (do_line): Don't leak memory.
7175 * cpplib.h (BT_WEAK): Delete.
7176 * cppmain.c (cb_ident): Strings are now null-terminated.
7178 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
7180 * gcc.c (convert_filename): Append executable suffix
7181 if NO_AUTO_EXE_SUFFIX is not defined.
7182 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
7183 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
7185 2001-03-03 David O'Brien <obrien@FreeBSD.org>
7187 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7188 * c-parse.gperf, c-gperf.h: Delete.
7189 (c-gperf.h was accidently re-added to the CVS repo in the rev
7190 1.16 commit by tromey)
7192 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7194 * cpplex.c (_cpp_lex_token): Don't warn about directives in
7195 macro arguments when looking for the '('.
7196 * cppmacro.c (funlike_invocation_p): Set parsing_args to
7197 2 when really parsing arguments; 1 when looking for '('.
7198 Always restore the lexer position.
7200 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7202 * longlong.h (umul_ppmm): Don't use a multiline string.
7204 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7206 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
7207 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
7208 t_bool in declaration because pcc can't combine volatile with typedef
7211 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
7213 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
7214 until when it is really needed.
7215 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
7216 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
7217 * i386.md (float?i?f splitter): Don't force source operand to memory
7219 (sse_movdfcc): Fix constraint.
7220 (sse_movdfcc splitter): Handle properly the second alternative.
7222 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7224 * cpplex.c (parse_string): Unconditionally pedwarn.
7226 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7229 * cppexp.c (parse_number): Update.
7230 * cpplex.c (parse_string): Pedwarn if multiline string does not
7231 result from a system header's macro.
7232 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
7233 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
7234 for function-like macros too.
7235 * c-lex.c (lex_number): Update.
7237 2001-03-03 Richard Henderson <rth@redhat.com>
7239 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
7241 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
7243 * combine.c (try_combine): If split with mode-changed scratch
7244 register didn't work, try the original mode.
7246 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
7248 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
7249 * config/c4x/c4x.h: Likewise.
7250 * stor-layout.c (compute_record_mode): Likewise.
7251 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
7253 2001-03-02 Zack Weinberg <zackw@stanford.edu>
7255 * configure.in: Kill tm.h. Include the files in the $tm_file
7256 list in all three of config.h, hconfig.h, tconfig.h, after the
7257 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
7258 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
7259 * configure: Regenerate.
7260 * Makefile.in (clean): Don't delete tm.h.
7262 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
7263 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
7264 those are not defined, set SEC and FEC to 0 and 1.
7265 * gcc.texi: Update to match.
7267 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
7268 * config/fp-bit.c, config/m68k/aux-crt2.asm,
7269 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
7270 Include tconfig.h, not tm.h.
7272 * config/xm-lynx.h, config/xm-std32.h,
7273 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7274 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
7275 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
7276 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7277 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7278 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7279 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
7280 config/i386/xm-i386.h, config/i860/xm-i860.h,
7281 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7282 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
7283 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7284 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7285 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7286 config/pa/xm-linux.h, config/pa/xm-pa.h,
7287 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7288 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
7289 config/pj/xm-pj.h, config/romp/xm-romp.h,
7290 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7291 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7292 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7293 config/v850/xm-v850.h, config/vax/xm-vax.h,
7294 config/we32k/xm-we32k.h:
7296 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
7298 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
7299 config/i370/xm-oe.h: Don't include tm.h. Don't define
7301 * config/vax/xm-vms.h: Don't include tm.h.
7303 * config/xm-lynx.h, config/avr/xm-avr.h,
7304 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
7305 Delete; made empty by above changes.
7306 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7307 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
7308 Don't include config/xm-lynx.h or tm.h.
7310 * config/xm-gnu.h: Don't include fcntl.h.
7311 * config/sparc/xm-lynx.h: Don't include sys/types.h and
7313 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
7315 2001-03-02 Richard Henderson <rth@redhat.com>
7317 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
7318 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
7320 2001-03-02 Richard Henderson <rth@redhat.com>
7322 * Makefile.in (OBJS): Add dwarf2asm.o.
7323 * dwarf2asm.c, dwarf2asm.h: New files.
7324 * dwarf2out.c (*): Use them.
7325 (size_of_uleb128, size_of_sleb128): Remove.
7326 (output_uleb128, output_sleb128): Remove.
7327 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
7328 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
7329 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
7330 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
7331 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
7332 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
7333 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
7334 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
7335 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
7336 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7337 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
7338 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
7339 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
7340 (dwarf2out_frame_debug): Remove unused variables.
7341 (output_loc_operands): Don't abort on 8 byte constants if
7342 host integers are wide enough.
7343 (output_symbolic_ref): Remove.
7344 (size_of_die): Don't assume 4 byte host integers.
7345 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
7347 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
7348 something stupid with HOST_WIDE_INT to long truncation.
7349 [CONST_DOUBLE]: Likewise.
7351 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
7352 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7353 * config/arm/unknown-elf.h: Likewise.
7354 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
7355 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
7356 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
7357 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
7358 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
7359 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
7360 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
7361 (ASM_OUTPUT_DWARF_OFFSET): Remove.
7362 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
7363 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
7364 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
7365 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
7367 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7369 * cselib.c (hash_rtx): Cast enums to unsigned int.
7371 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7373 * print-rtl.c (print_rtx): Cast enums to int for comparison.
7374 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
7376 * c-format.c (C_STD_VER): Cast to int for comparisons.
7377 (check_function_format): Cast various enums to int for &.
7378 (maybe_read_dollar_number): Likewise.
7379 (check_format_info): Likewise.
7380 (check_format_info_main): Likewise.
7381 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
7382 (safe_from_p): Likewise.
7383 * varasm.c (const_hash): Cast enum to int for %.
7384 * emit-rtl.c (init_emit_once): Use int loop variable to work around
7385 pcc enum problems with < and ++ operators.
7386 * regclass.c (init_reg_sets_1): Cast enums for comparison.
7387 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
7388 (regclass_init): Change enum class to int to iterate over reg_classes.
7389 * genrecog.c (merge_trees): Cast enums for comparison.
7390 * rtl.h (GET_CODE): Cast to enum rtx_code.
7391 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
7392 (GET_MODE): Cast to enum machine_mode.
7393 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
7394 (GET_NOTE_INSN_NAME): Cast enum to int.
7395 * tree.h (TREE_CODE): Cast to enum tree_code.
7396 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
7397 * timevar.c (timevar_print): Change loop variable id from enum to
7399 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
7400 * config/i386/i386.md: Use PUT_MODE for mode assignment.
7401 * toplev.c (compile_file): Cast enum DFI to int.
7402 (decode_d_option): Likewise.
7404 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
7406 * cppinit.c (append_include_chain): Mark "after" include file name list
7407 as a system directory.
7408 * cpp.texi: Document new behavior.
7410 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7412 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7414 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7416 * cppfiles.c (struct include_file): Update.
7417 (stack_include_file): Use search_from.
7418 (cpp_included, find_include_file): Update.
7419 (cpp_execute_include): Update. ptr->name may not be
7420 null terminated. Use the new search_from member variable
7422 (_cpp_compare_file_date): Similarly.
7423 (search_from): New function, similiar to actual_directory.
7424 (actual_directory): Delete.
7425 (remap_filename): Update. loc->name may not be null terminated.
7426 (struct file_name_list): Rename search_path. Update.
7427 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7428 search_from and dir.
7429 (struct cpp_reader): Remove actual_dirs.
7430 * cppinit.c (struct cpp_pending): Update for renamed objects.
7431 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7432 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7433 * cpplib.h (struct cpp_options): Similarly.
7435 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7437 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7438 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7439 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7440 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7441 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7442 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7443 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7444 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7445 config/i370/xm-oe.h, config/i386/xm-aix.h,
7446 config/i386/xm-i386.h, config/i386/xm-osf.h,
7447 config/i860/xm-i860.h, config/i960/xm-i960.h,
7448 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7449 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7450 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7451 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7452 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7453 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7454 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7455 config/pj/xm-pj.h, config/romp/xm-romp.h,
7456 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7457 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7458 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7459 config/v850/xm-v850.h, config/vax/xm-vax.h,
7460 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
7461 Do not define TRUE or FALSE.
7463 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
7464 empty by above change.
7465 * config.gcc: Remove references to these files.
7467 * configure.in: Detect stdbool.h.
7468 * configure, config.in: Regenerate.
7469 * system.h: Include stddef.h here if available.
7470 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
7471 Then set up a sensible boolean type at the very end.
7473 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
7474 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
7476 * hash.h: Delete 'boolean' typedef and related #undefs.
7478 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
7479 all uses of 'boolean' with 'bool'.
7481 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7483 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
7484 * cppexp.c (lex): Cast enums for comparison.
7485 * cppinit.c (parse_option): Cast enum for comparison.
7486 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
7487 (cpp_output_token): Likewise.
7488 (cpp_can_paste): Cast enums for comparsion and plus/minus.
7489 (cpp_avoid_paste): Cast enums for minus and comparison.
7491 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7493 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
7494 field to all array elements.
7496 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7498 * cpphash.h (struct cpp_reader): Add print_version field.
7499 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
7500 just set print_version and other flags as appropriate.
7501 (cpp_post_options): Print version here if print_version is set.
7503 * toplev.c (exit_after_options): New flag.
7504 (independent_decode_option): Don't exit here; just set
7506 (main): Exit after calling lang_hooks.post_options if
7507 exit_after_options is true.
7509 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
7510 (merge_include_chains): Adjust comment to match code.
7512 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7514 * stringpool.c (set_identifier): New function.
7515 * tree.h: Prototype it.
7517 * c-parse.in: Kill D_YES. If compiled for objc, call
7518 save_and_forget_protocol_qualifiers from init_reswords.
7519 * objc/objc-act.c (remember_protocol_qualifiers,
7520 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
7521 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
7523 (save_and_forget_protocol_qualifiers): New function.
7524 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
7526 2001-03-01 Diego Novillo <dnovillo@redhat.com>
7528 * c-semantics.c (prune_unused_decls): Return error_mark_node
7529 instead of (tree) 1 to stop traversing the tree chain.
7531 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7533 Fix a problem introduced by Kenner's Feb 18 change.
7534 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
7535 flag_cse_skip_blocks only temporarily, not for ever.
7537 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
7539 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
7540 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
7542 * pa.c (emit_move_sequence): Verify operand0 is a hard register
7543 before determining its register class.
7545 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7547 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
7548 from reg 4 if current_function_calls_setjmp.
7549 (gen_nop_type): New function.
7550 (ia64_emit_nops): New function.
7551 (ia64_reorg): Call it.
7552 (ia64_sched_reorder): Move code that rotates bundles up a bit.
7554 * reload1.c (eliminate_regs_in_insn): Restrict the special case
7555 code not to try to optimize adds with anything but a REG destination.
7557 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
7558 (INSN_PRIORITY_KNOWN): New accessor macro.
7559 * haifa-sched.c (priority): Use it instead of testing priority against
7562 2001-02-28 DJ Delorie <dj@redhat.com>
7564 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
7565 since that doesn't work the way gcc wants on a generic m68k.
7567 2001-02-28 Richard Henderson <rth@redhat.com>
7569 * caller-save.c (save_call_clobbered_regs): Fix typo in
7570 comparison last change.
7572 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
7574 * i386.c (pentium4_cost): New.
7575 (m_PENT4): New macro.
7576 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
7577 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
7578 x86_integer_DFmode_moves, x86_partial_reg_dependency,
7579 x86_memory_mismatch_stall): Add Pentium4
7580 (x86_use_q_reg, x86_use_any_reg): Kill.
7581 (override_options): Add pentium4.
7582 (incdec_operand): Return 0 for pentium4.
7583 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
7584 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
7585 (TARGET_PENTIUM4): Define.
7586 (enum processor_type): Add PROCESSOR_PENTIUM4.
7587 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
7588 * i386.md (attribute "cpu"): Add pentium4.
7589 * invoke.texi (march): Add pentium4.
7591 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
7593 * i386.md (sse_mov?fcc*): New patterns and splitters.
7594 * i386.c (ix86_expand_movcc): Work post-reload; recognize
7595 the SSE based conditional moves.
7597 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
7599 * i386.md (attribute mode): Add "TI".
7600 (movsf_1): Add pxor support; remove constant propagation splitter.
7601 (movdf_integer): Likewise.
7602 (movdf_nointeger): Likewise.
7603 (movxf constant prop splitter): Handle all modes; update for SSE.
7604 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7605 * i386.c (standard_80387_constant_p): Rewrite.
7606 (standard_sse_constant_p): New.
7607 * i386-protos.h (standard_sse_constant_p): New.
7609 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7611 * i386.md (sse_setccsf, sse_setccdf): New.
7612 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7614 * i386.c (sse_comparison_operator): Accept the supported unordered
7615 comparses; be ready for fast_math.
7616 (print_operand): Support 'D'.
7618 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7620 * jump.c (reversed_comparison_code): Kill.
7622 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7624 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7627 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7629 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7630 add missing '%' in constraints.
7632 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7634 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7635 for HOST_BITS_PER_WIDE_INT == 32 too.
7637 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7639 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7641 (insert_save, insert_restore): New parameter save_mode.
7642 (init_caller_save): Update initialization of reg_save_code
7643 and reg_restore_code.
7644 (save_call_clobbered_regs): Compute save_modes and update calls to
7645 reg_save_code and reg_restore_code.
7646 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7647 of spill; update use of reg_restore_code.
7648 (insert_save): Likewise.
7649 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7650 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7651 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7653 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7655 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7656 noce_try_store_flag_inc, noce_try_store_flag_mask,
7657 noce_try_cmove_arith):
7658 Use reversed_comparison_code instead of reverse_comparison and
7659 can_reverse_comparison_p.
7661 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7663 * jump.c (reversed_comparison_code_parts): Allow reversal of
7664 unordered compares in -ffast-math mode; reverse ordered compares
7665 for FP even w/o -ffast-math.
7667 2001-02-27 Richard Henderson <rth@redhat.com>
7669 * print-rtl.c (print_rtx) [i]: Don't print field five on
7670 NOTEs other than NOTE_INSN_DELETED_LABEL.
7672 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7674 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7675 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7677 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7679 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7680 even if walk_subtrees is 0.
7681 * c-semantics.c (prune_unused_decls): Return a non-null value to
7682 stop traversing the tree chain.
7684 2001-02-27 DJ Delorie <dj@redhat.com>
7686 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7687 register, *then* define it as the new CFA.
7689 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7691 * pa.c (override_options): Promote -fpic to -fPIC.
7692 (legitimize_pic_address): Simplify due to removal of
7693 small PIC as a code generation option.
7694 (secondary_reload_class): Similarly.
7695 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7696 (PRINT_OPERAND_ADDRESS): Similarly.
7697 * pa.md (various patterns): Similarly.
7698 (small pic lo_sum pattern): Remove.
7700 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7703 * md.texi (min, max): Document
7705 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7707 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7708 TARGET_PARTIAL_REG_DEPENDENCY.
7709 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7711 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7713 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7715 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7717 * mips.c (mips_make_temp_file): Fix thinko in last change.
7719 2001-02-26 Jason Eckhardt <jle@redhat.com>
7721 * combine.c (known_cond): Do not reverse the condition when
7722 SMAX/UMAX is being considered and the condition is for equality
7725 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7727 2001-02-26 Philip Blundell <philb@gnu.org>
7729 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7731 * config/arm/linux-elf.h: Remove historical relics related to
7732 above configurations.
7733 * config/arm/linux-oldld.h: Delete.
7734 * config/arm/linux-elf26.h: Delete.
7736 2001-02-26 Jason Merrill <jason@redhat.com>
7738 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7740 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7741 recognize a tentative definition. Lose obsolete code.
7743 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7744 variables unless necessary, either.
7746 2001-02-25 Richard Henderson <rth@redhat.com>
7748 * ifcvt.c (struct noce_if_info): Add test_bb.
7749 (noce_get_alt_condition): New.
7750 (noce_try_minmax, noce_try_abs): New.
7751 (noce_operand_ok): New.
7752 (noce_process_if_block): Use them.
7753 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
7755 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
7757 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
7760 2001-02-25 Zack Weinberg <zackw@stanford.edu>
7762 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
7763 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
7765 (mips_asm_file_end): Free temp_filename here.
7767 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7769 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
7770 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
7772 * config/i386/i386.md (movstrsi): Handle FAIL case.
7774 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
7776 * cppinit.c (builtin_array): Update.
7777 (init_builtins): Flag builtins to warn if redefined or
7778 undefined. Define __GXX_WEAK as a normal macro.
7779 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
7780 * cpplib.h (NODE_WARN): New flag.
7781 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
7782 Handle __STDC__ as a builtin only on Solaris.
7783 (warn_of_redefinition): Renamed from check_macro_definition.
7784 Reverse sense of test. Always warn if NODE_WARN.
7785 (_cpp_create_definition): Use warn_of_redefinition. Flag
7786 any macro beginning with "__STDC_" to require a mandatory
7787 warning if redefined or undefined.
7789 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7791 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
7792 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
7793 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
7794 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
7795 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
7796 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
7797 Don't define any of:
7798 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
7799 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
7800 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
7801 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
7802 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
7804 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
7805 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
7808 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
7809 Delete now-empty file.
7811 * alpha/vms.h: Define NEED_ATEXIT here...
7812 * alpha/xm-vms.h: ...not here.
7814 * i386/cygwin.h: Don't define PARAMS.
7815 * mips/mips.c: Don't prototype mktemp. Don't define
7816 P_tmpdir. Use make_temp_file to create temporary files.
7817 Don't be clever and delete temporary files early.
7818 * config.gcc: Drop references to deleted files. Don't define
7820 * gcc.texi: Don't mention USE_PROTOTYPES.
7822 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7824 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
7825 (ix86_set_move_mem_attrs_1): Likewise.
7826 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
7827 * config/i386/i386.md (movstrsi): Call it.
7829 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7831 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
7832 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
7833 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
7834 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
7836 (i750a-*-*): Error here if hosting on i750a.
7837 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
7839 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
7840 Remove (empty modulo comments).
7842 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
7843 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
7844 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
7845 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
7846 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
7847 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
7849 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
7850 Remove reference to winnt.h in comment.
7851 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
7853 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7855 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
7856 used to set another biv.
7858 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7860 * tree.h (BLOCK_DEAD): New macro.
7861 (struct tree_block): New flag, dead_flag.
7862 * print-tree.c (print_node, case 'b'): Print missing fields.
7863 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
7864 * function.c (identify_blocks): Enable test for misplaced notes.
7865 (all_blocks): Skip BLOCK_DEAD blocks.
7866 * integrate.c (integrate_decl_tree): Likewise.
7868 * errors.c (internal_error, trim_filename): New functions.
7869 (fancy_abort): Call internal_error.
7870 * errors.h (internal_error, trim_filename): New declarations.
7872 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
7874 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
7876 (EXTRA_CONSTRAINT): Formatting changes.
7878 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7880 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
7882 2001-02-23 Per Bothner <per@bothner.com>
7884 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
7885 so they can be called from java/jvspec.c.
7886 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
7888 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
7890 * i386.c (ix86_frame): New structure.
7891 (ix86_compute_frame_size): Kill.
7892 (ix86_compute_frame_layout): New.
7893 (ix86_save_reg): New.
7894 (ix86_can_use_return_insn_p): Use frame layout stuff.
7895 (ix86_expand_prologue): Likewise.
7896 (ix86_expand_epilogue): Likewise.
7897 (ix86_initial_elimination_offset): Likewise.
7898 (ix86_nsaved_regs): Use ix86_save_reg.
7899 (ix86_emit_save_regs): Likewise.
7901 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
7903 * flow.c (find_sub_basic_blocks): New function.
7904 (split_block): Be ready for basic block introduced by CODE_LABEL.
7905 (commit_one_edge_insertion): Call find_sub_basic_block.
7907 * flow.c (make_edges): Add edge from entry for blocks starting with
7908 label having ALTERNATE_NAME
7910 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
7912 * function.c (epilogue_done): Be ready for first basic block not
7913 containing PROLOGUE_END note.
7914 (reposition_prologue_and_epilogue_notes): Avoid placing
7915 PROLOGUE_END note between BASIC_BLOCK.
7917 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7919 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7921 2001-02-21 DJ Delorie <dj@redhat.com>
7923 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7924 check for current_function_has_nonlocal_goto from 1999-11-12.
7926 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7928 * diagnostic.c (trim_filename): No longer static.
7929 * toplev.h (trim_filename): Declare.
7930 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7931 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7932 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7933 (rtvec_check_failed_bounds): Likewise.
7934 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7936 * convert.c (convert_to_integer): Don't do unsigned unless result or
7937 both inputs are unsigned.
7939 * fold-const.c (fold_convert): Don't call size_int_type_wide if
7942 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
7944 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
7946 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
7948 * Makefile.in (resource.o): Add params.h dependence.
7949 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
7950 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
7951 * resource.c: Add dependence on params.h.
7952 (current_live_regs): Fix explanatory comment.
7953 (find_basic_block): Add new parameter to permit limiting search
7955 (mark_target_live_regs): Add new argument to find_basic_block call.
7956 (incr_ticks_for_insn): Likewise.
7958 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7960 * diagnostic.c (output_to_stream): Rename to
7961 output_buffer_to_stream. Loses the stream parameter.
7962 (init_output_buffer): Set diagnosic_buffer's stream.
7963 (flush_diagnostic_buffer): Adjust.
7964 (default_print_error_function): Likewise.
7965 (finish_diagnostic): Likewise.
7966 (verbatim): Likewise.
7968 * diagnostic.h (struct output_buffer): Add `stream' field.
7969 (output_buffer_attached_stream): New macro.
7971 2001-02-23 Jakub Jelinek <jakub@redhat.com>
7973 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
7974 check if either operand is divisible by C.
7975 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
7976 If type is signed, consider negative numbers as well.
7978 2001-02-22 Richard Henderson <rth@redhat.com>
7980 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
7981 reach .text instead of gp-relative relocs.
7982 * config/ia64/crtend.asm (.init): Likewise.
7984 2001-02-22 Andreas Jaeger <aj@suse.de>
7986 * extend.texi (C++ Attributes): Fix typo.
7988 2001-02-21 David Mosberger <davidm@hpl.hp.com>
7990 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
7991 functions, drop current_function_args_info.words test.
7992 (ia64_compute_frame_size): Mark syscall_linkage functions as
7993 using eight input registers.
7995 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
7996 Bruce Korb <bkorb@gnu.org>
7998 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
7999 * fixinc/README: Document how to convert sed substitutions
8000 to format style c_fix-es.
8001 * fixinc/fixincl.x: regen
8003 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
8005 * gcc.c: Add comment explaining how to add a command-line option.
8006 Add title to specs language comment.
8008 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8010 * gcc.c (cc1_options): Add "-param".
8011 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
8012 (option_map): Likewise.
8013 * toplev.c (display_help): Add entry for "--param".
8014 (independent_decode_option): Fix typographical error.
8016 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
8017 Bernd Schmidt <bernds@redhat.com>
8018 Jan Hubicka <jh@suse.cz>
8020 * i386.c (function_arg_advance): Pass SSE arguments in registers.
8021 (function_arg): Likewise.
8023 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
8025 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
8027 2001-02-21 Kazu Hirata <kazu@hxi.com>
8029 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
8033 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
8035 * flow.c (init_propagate_block_info): Canon address and use single_set
8036 for killing dead memory stores.
8038 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8040 * Makefile.in (reorg.o): Add params.h dependence.
8041 * params.def: Fix typographical error in comment.
8042 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8043 * params.h: Modify introductory comment.
8044 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8045 * reorg.c: Add dependence on params.h.
8046 (redundant_insn): Add parameterized throttle for search.
8047 (fill_simple_delay_slots): Add a comment explaining a variable.
8048 Move conditional out of loop, simplifying code.
8049 (fill_eager_delay_slots): Fix typographical error in comment.
8051 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
8053 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
8055 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
8056 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
8058 2001-02-21 Jason Merrill <jason@redhat.com>
8060 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
8061 (struct tree_decl): Add uninlinable bitfield.
8062 * c-decl.c (duplicate_decls): Set it.
8063 * integrate.c (function_cannot_inline_p): Check it.
8065 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
8066 DW_AT_MIPS_linkage_name to abstract methods.
8067 (dwarf2out_abstract_function): Emit class context before calling
8068 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
8069 (gen_subprogram_die): Remove obsolete code.
8070 (gen_member_die): Don't include clones in the member list.
8071 (gen_decl_die): Emit abstract info for clone origin.
8072 * dwarfout.c (output_type): Don't include clones in the member list.
8073 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
8074 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
8075 DECL_ABSTRACT on a function that already has it set.
8077 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
8078 (get_subprogram_die): Pass it in.
8080 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
8082 * flow.c (mark_set_1): Make not_dead unsigned long. For
8083 non-pseudos, use it as a bitmask of the hard regs that
8086 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
8088 * cppfiles.c: Update comments.
8089 (_cpp_read_file): Don't check for NULL filenames any more.
8090 * cppinit.c (cpp_start_read): Don't do canonicalization of
8091 in_fname and out_fname. Use the passed file name exclusively.
8092 (_cpp_handle_options): Don't treat "-" as a command line option,
8093 but as a normal filename.
8094 (_cpp_post_options): Canonicalize in_fname and out_fname.
8095 * cppmain.c (printer_init): Don't check out_fname for NULL.
8096 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
8097 (init_c_lex): Update, and use "" to represent stdin to CPP.
8100 2001-02-20 Will Cohen <wcohen@redhat.com>
8102 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
8103 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
8104 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
8107 2001-02-20 Stan Shebs <shebs@apple.com>
8109 * config/rs6000/rs6000.c (output_cbranch): Output branches
8110 on separate lines instead of using ';' to separate.
8112 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
8114 * cppinit.c (set_lang): Move builtin handling to...
8115 (init_builtins): ...here.
8116 (_cpp_create_reader): Move call to set_lang.
8118 2001-02-20 Mark Mitchell <mark@codesourcery.com>
8120 * stmt.c (expand_return): If an attempt is made to return the
8121 error_mar_node, treat the return like a return without a value.
8123 2001-02-19 Zack Weinberg <zackw@stanford.edu>
8125 * sibcall.c (skip_copy_to_return_value): Call
8126 identify_call_return_value here, and return orig_insn if it
8127 returns zero. Hardret and softret arguments now unnecessary.
8128 (call_ends_block_p): Don't call identify_call_return_value here.
8130 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
8132 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
8133 * ggc.h (ggc_mark_if_gcable): Delete prototype.
8135 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
8137 * pa.c (move_operand): Accept code to load the address of a
8138 symbol out of the DLT as a valid move operand.
8139 (print_operand, case 'A'): New to handle generating a DLT
8140 reference for a LO_SUM expression.
8141 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
8142 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
8144 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
8146 * README, cpp.texi, gcc.texi, version.c: Update version number to
8148 * cpp.1, gcov.1, gcc.1: Regenerate.
8150 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
8152 * cppfiles.c (stack_include_file): Generate dependencies
8153 here, and manage include_count here too.
8154 (PRINT_THIS_DEP): Delete.
8155 (_cpp_execute_include): Do not generate dependencies here,
8156 apart from the case of a missing header. Do not manage
8158 (_cpp_read_file): Leave dependency generation to
8161 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
8163 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
8164 target_cpu_default. Remove dead assignment to
8167 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
8169 * regclass.c (contains_reg_of_mode): Make global.
8170 (init_reg_sets): Remove contains_reg_of_mode; take into account
8171 CLASS_MAX_NREGS when looking for the proper mode.
8172 (dump_regclass): Dump only classes considered for the pseudo.
8173 (regclass): Use contains_reg_of_mode.
8175 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
8177 * gcc.c (do_spec_1): 'n' for printing notices.
8178 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
8180 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
8182 * reg-stack.c (next_flags_user): Use current_block->end
8183 (swap_rtx_condition): Look for next user if flags don't die;
8184 give up on CALL_INSNs; use current_block->end.
8186 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8188 * sibcall.c (call_ends_block_p): New function.
8189 (optimize_sibling_and_tail_recursive_call): Use it.
8191 2001-02-18 Kazu Hirata <kazu@hxi.com>
8193 * config/h8300/h8300.md: Update copyright.
8194 (andsi3): Do not output an extra newline character.
8196 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8198 * toplev.c (note_deferral_of_defined_inlined_function): Argument
8199 FNDECL may be unused.
8201 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
8202 follow jumps after first run.
8203 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
8204 it doesn't change any jumps.
8206 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
8208 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
8209 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
8210 (mostlyclean): Corresponding changes.
8211 * rtlanal.c (hard-reg-set.h): Include.
8212 (rtx_unstable_p): Do not treat the argument pointer specially
8213 if it is not a fixed register.
8214 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
8216 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8218 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
8219 against last real insn in basic block.
8220 Rework to avoid gotos.
8222 * Makefile.in (gcse.o): Now includes ggc.h.
8223 * gcse.c: Include ggc.h.
8224 (want_to_gcse_p): Verify expression can be in SET as valid insn.
8225 (try_replace_reg): Remove warning of uninitialize variable.
8226 (process_insert_insn): Call invalid_insn_p to validate insn.
8227 * recog.c (insn_invalid_p): Now global.
8228 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
8229 * recog.h (insn_invalid_p): New declaration.
8231 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
8233 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
8234 assignments from FP constants since 'Y' output code can't handle it.
8235 (eligible_for_sibcall_delay): Likewise.
8237 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
8238 Call fancy_abort directly, passing args.
8239 (print_rtl_and_abort): Now a macro, like fancy_abort.
8241 * final.c (output_operand_lossage): Use internal_error, not error.
8243 2001-02-18 Shane Nay <shane@agendacomputing.com>
8245 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
8246 structure shift insns.
8248 2001-02-18 Mark Mitchell <mark@codesourcery.com>
8250 * invoke.texi (-fsquangle): Remove documentation.
8251 (-fname-mangling-version): Likewise.
8253 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
8255 * optabs.c (expand_abs): Remove reference to
8256 HAVE_contitional_arithmetic.
8257 * combine.c (simplify_set): Likewise.
8259 2001-02-18 Richard Henderson <rth@redhat.com>
8261 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
8264 2001-02-18 Richard Henderson <rth@redhat.com>
8266 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
8268 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
8270 * reload1.c (reload_cse_simplify_set): Fix typo.
8272 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8274 * diagnostic.c (_fatal_insn): Decrement errorcount.
8276 * invoke.texi (-I): Add note avoiding use for system header files.
8278 * rtl.h (add_clobbers): Remove duplicate declaration.
8279 * recog.h (added_clobbers_hard_reg_p): New declaration.
8280 * genemit.c (struct clobber_pat): New field has_hard_reg.
8281 (gen_insn): Record if added clobbers clobber hard reg.
8282 (gen_split): Avoid unused warning if number of operands is 0.
8283 (output_added_clobbers_hard_reg_p): New function.
8286 2001-02-18 Alan Modra <alan@linuxcare.com.au>
8288 * pa.c (hppa_expand_prologue): Simplify code storing return
8289 pointer. For large (>=8k) frames with a post_store, adjust stack
8290 pointer by 8k-64 first rather than by 64. When testing with
8291 VAL_14_BITS_P, always use the actual value rather than the value
8292 negated. Add blockage to prevent scheduling of spills before
8293 stack frame has been created.
8294 (hppa_expand_epilogue): Simplify code loading return pointer.
8295 Allow a slightly larger range for merge_sp_adjust_with_load case.
8296 When testing with VAL_14_BITS_P, always use the actual value.
8298 * pa.c (pa_adjust_insn_length): Check that block move
8299 pattern is a set before looking at operands.
8301 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8303 * fold-const.c (fold_binary_op_with_conditional_arg): New
8304 function, split out from ...
8306 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
8307 conditional arms that throw exceptions.
8309 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
8312 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8314 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
8315 define HAVE_DECL_* to 1 to mask potential backup declarations.
8316 * configure: Regenerated.
8318 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8320 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
8322 2001-02-17 Richard Henderson <rth@redhat.com>
8324 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
8325 when replacing a memory load with a register.
8327 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8328 Jan Hubicka <jh@suse.cz>
8330 * recog.c (validate_replace_src_1): New.
8331 (validate_replace_src_data): Likewise.
8332 (validate_replace_src): Use note_uses.
8333 * rtl.h (note_uses): Declare.
8334 * rtlanal.c (note_uses): New.
8336 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
8338 * reg-stack.c (stack_def): Make field reg unsigned.
8339 (remove_regno_note): Unsignetize parameter.
8341 2001-02-16 Jes Sorensen <jes@linuxcare.com>
8343 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
8344 shladd_operand() call.
8346 2001-02-16 Bruce Korb <bkorb@gnu.org>
8347 Rodney Brown <RodneyBrown@mynd.com>
8349 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
8350 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
8351 machine restrictions
8352 * fixinc/fixincl.x: regen
8354 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8356 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
8358 (hash_scan_insn): Clean up calls to hash_scan_set.
8359 (compute_kill_rd): REGNO now unsigned.
8360 (try_replace_reg): Rework to use simplify_replace_rtx.
8361 (cprop_jump, cprop_cc0_jump): Likewise.
8362 (cprop_insn): Call find_reg_equal_equiv_note.
8363 Reflect changes to cprop_jump and cprop_cc0_jump.
8365 * recog.c (validate_replace_src): Replace in operands of
8366 ZERO_EXTRACT in SET_DEST.
8368 * cse.c (new_label_ref): New variable.
8369 (insert): Set it instead of recorded_label_ref.
8370 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
8371 CODE_LABEL for this function, and not already in REG_LABEL note.
8373 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
8375 * resource.c (mark_referenced_resources): Fix typo in introductory
8377 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
8380 2001-02-16 Jason Merrill <jason@redhat.com>
8382 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
8384 (gen_subprogram_die): Don't abort on seeing a second definition if
8385 the previous one was abstract. Don't replace an abstract instance
8386 in the lookup table.
8388 * dwarf2out.c (dwarf2out_abstract_function): Rename from
8389 gen_abstract_function.
8390 * dwarf2out.h: Declare it.
8391 * toplev.c (note_outlining_of_inline_function): New fn.
8392 * toplev.h: Declare it.
8393 * integrate.c (output_inline_function): Call it.
8394 * c-decl.c (duplicate_decls): Call it when redefining an extern
8395 inline. Don't inline the new defn.
8397 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
8399 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8401 * .gdbinit: Rename to gdbinit.in.
8402 * gdbinit.in: New file,
8403 * configure.in: Generate .gdbinit from gdbinit.in.
8404 * configure: Regenerated.
8405 * Makefile.in (distclean): Always remove .gdbinit.
8407 2001-02-16 Jakub Jelinek <jakub@redhat.com>
8409 * objc/objc-act.c (start_class): Register implemented_classes with
8412 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8414 * cppfiles.c (_cpp_make_system_header): Generate a file
8417 2001-02-15 Jim Meyering <meyering@lucent.com>
8419 * Makefile.in (install-common): Don't depend on installdirs here.
8420 Instead, make each of the lang.install-common targets (e.g.,
8421 c++.install-common in cp/Make-lang.in) depend on it.
8422 (install-driver): Depend on installdirs.
8424 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8426 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8428 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8431 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8433 * invoke.texi (--param): Document.
8435 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8437 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8439 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8441 * i386.md (extendsfdf2_2): Fix constraints.
8443 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8445 * i386.md (fop_df_3 splitter): Fix operand number.
8447 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8449 * invoke.texi (-mreg-alloc): Nuke.
8450 * i386.c (ix86_reg_alloc_order, regs_allocated,
8451 order_regs_for_local_alloc): Nuke.
8452 (override_options): Kill reg_alloc code.
8453 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8454 (REG_ALLOC_ORDER): SSE goes before I387.
8455 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
8456 (ix86_reg_alloc_order): Likewise.
8457 * i386-protos.h (ix86_reg_alloc_order): Kill.
8459 2001-02-14 Richard Henderson <rth@redhat.com>
8461 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
8463 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
8465 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
8467 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
8469 * i386-protos.h (ix86_memory_move_cost): Move offline.
8470 * i386.c (ix86_register_move_cost): Compute properly cost of
8471 SSE, MMX and i387 instructions.
8472 (*_cost): Add costs of SSE/MMX moves.
8473 (ix86_memory_move_cost): Move offline from ....; Likewise.
8474 * i386.h (MEMORY_MOVE_COST): .... here;
8475 (struct processor costs): Add new fields to represent costs
8478 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
8480 * regclass.c (init_reg_sets_1): Reinstall the optimization of
8481 move_cost together with Matt Kraai's fix.
8483 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8485 * Makefile.in (OBJS): Add params.o.
8487 2001-02-14 Richard Henderson <rth@redhat.com>
8488 DJ Delorie <dj@redhat.com>
8490 * jump.c (jump_optimize_1): When we delete a conditional jump
8491 preceeding a non-conditional jump to effectively the same place,
8492 make sure that the combined jump skips any clobber insns between
8495 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8497 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
8499 2001-02-14 Mark Mitchell <mark@codesourcery.com>
8501 * Makefile.in (toplev.o): Depend on params.h.
8502 (intergate.o): Likewise.
8503 (params.o): New target.
8504 * flags.h (inline_max_insns): Remove.
8505 * integrate.c: Include params.h.
8506 Use MAX_INLINE_INSNS instead of inline_max_insns.
8507 * params.c: New file.
8508 * params.h: Likewise.
8509 * params.def: Likewise.
8510 * toplev.c: Include params.h.
8511 (lang_independent_params): New variable.
8512 (decode_f_option): Use the param machinery instead of setting
8514 (independent_decode_option): Handle "--param name=value".
8515 (main): Register language-independent parameters.
8517 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
8519 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
8521 2001-02-14 Richard Henderson <rth@redhat.com>
8523 * regclass.c (init_reg_sets_1): Revert last two changes.
8525 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8527 * stor-layout.c (is_pending_size, put_pending_size): New functions.
8528 (variable_size): Call put_pending_size.
8529 * tree.h (is_pending_size, put_pending_size): Add prototypes.
8530 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
8531 sizes list, put newly created SAVE_EXPR there as well.
8533 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8535 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
8536 (errata_find_address_regs): load_group has only 2 entries.
8537 (errata_emit_nops): Likewise. shladd is not problematic.
8538 Clear last_group if nop was emitted.
8539 (fixup_errata): load_group has only 2 entries.
8542 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
8544 * c-lex.c (lex_number): Only warn traditionally for U suffix
8545 outside system macros.
8546 * cppexp.c (parse_number): Similarly.
8547 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
8548 * cppmacro.c (struct cpp_macro): New member node.
8549 (parse_args): Only warn about missing rest args if not
8551 (funlike_invocation_p): Similarly for uninvoked funlike macros.
8552 (cpp_sys_objmacro_p): New.
8553 (_cpp_create_definition): Store the node with the macro defn.
8554 Remember if the macro is defined in a system header.
8556 2001-02-13 DJ Delorie <dj@redhat.com>
8558 * configure.in (check_languages): determine languages to check
8559 * Makefile.in (check-c++): alias for check-g++
8560 (check-f77): alias for check-g77
8561 (CHECK_TARGETS): depend on configured languages
8563 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
8565 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8566 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8567 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8568 (sqrtextendsfdf2): Disable for SSE2.
8570 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8572 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8573 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8574 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8575 (sqrtextendsfdf2): Disable for SSE2.
8577 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
8579 * i386.md (movsfcc_1): Support integer cmove instruction.
8580 (movdfcc_1): Likewise; new splitter.
8582 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
8584 * i386.c (output_fp_compare): Support SSE.
8585 (prepare_fp_compare_args): SSE comparisons always support memory.
8586 * i386.h (TARGET_CMOVE): SSE imply cmove.
8587 * i386.md (cmp?f2): Enable for SSE too.
8588 (cmpfp_i*): Support SSE.
8590 (cmpfp_i_sse_only): New.
8591 (s*, b* fp expanters): Enable for SSE too.
8592 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
8595 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
8597 * regclass.c (init_reg_sets_1): Silence warning.
8599 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
8601 * i386.md (sqrt?f2): Change to expander.
8602 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8604 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8606 * rtlanal.c (find_reg_equal_equiv_note): New function.
8607 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8608 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8609 * rtl.h: Add declarations for above functions.
8611 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8613 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8615 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8616 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8617 * flow.c (mark_regs_live_at_end): Likewise.
8618 (calculate_global_regs_live): Likewise.
8619 * gcse.c (compute_hash_table): Likewise.
8620 (compute_kill_rd): Likewise.
8621 * resource.c (mark_target_live_regs): Likewise.
8622 * rtl.h (INVALID_REGNUM): New macro.
8624 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8626 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8628 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8630 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8633 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8635 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8637 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8638 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8639 (fop_sf_1_sse, fop_df_1_sse): New patterns
8640 (fop_*): Disable float_extend and float patterns for SSE compilation.
8641 * i386.c (output_387_binary_op): Support SSE.
8643 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8645 * i386.md (dummy_extendsfdf2): Support SSE2
8646 (extendsfdf2): Enable if 80387 or SSE2.
8647 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8648 and no MIX_I387_SSE2
8649 (extendsfdf2_1_sse_only): New pattern.
8650 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8652 (truncdfsf2_1): Support SSE.
8653 (truncdfsf2_2): Support SSE.
8654 (truncdfsf2_2_1_sse): New pattern.
8655 (fixtruncsfsi2): Always use SSE if available.
8656 (fix_truncsfsi_sse): New pattern.
8657 (fix_truncdfsi_sse): New pattern.
8658 (floatsis?f2): Support SSE.
8659 (floatsidf2_i387): New pattern.
8660 (floatsidf2_sse): Likewise.
8662 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8664 * configure.in: Use "have_gnat" variable, not "gnat".
8665 * configure: Regenerated.
8667 * config/sparc/sparc.c (function_value): Treat all non-record
8668 aggregate types like used to treat UNION_TYPE.
8670 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8672 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8673 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8675 (MASK_MIX_SSE_I387): New.
8676 (TARGET_SSE): SSE2 imply SSE.
8677 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8678 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8679 (enum reg_class): Add new classes.
8680 (REG_CLASS_NAMES): Likewise.
8681 (REG_CLASS_CONTENTS): Likewise.
8682 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8683 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8684 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8685 (CLASS_MAX_NREGS): Use new macros.
8686 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8687 * i386.md (pushsf, movsf): Support SSE.
8688 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8689 splitters to use ANY_FP_REGNO_P.
8690 (movdf_nointeger, movdf_integer): Likewise.
8692 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8694 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8695 (try_combine): Use it.
8697 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8699 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8700 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8701 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8702 (REGISTER_MOVE_COST): Likewise.
8703 * i386-protos.h (ix86_secondary_memory_needed,
8704 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8705 * i386.c (ix86_secondary_memory_needed,
8706 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8708 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8710 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8711 (HARD_REGNO_MODE_OK): Move offline to ....
8712 * i386.c (ix86_hard_regno_mode_ok) ... here;
8713 refuse all incorrect modes.
8714 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8716 2001-02-13 Richard Henderson <rth@redhat.com>
8718 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8719 entire operator; replicate that and match_dup the operands.
8720 (cmp_ccx_arith_op_set): Likewise.
8721 (cmp_cc_arith_op_not_set): Likewise.
8722 (cmp_ccx_arith_op_not_set): Likewise.
8724 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8726 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8728 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8730 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8731 (TARGET_NO_BITFIELD_WORD): New macro.
8732 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8733 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8735 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8737 * cselib.c: New file, from simplify-rtx.c.
8738 * simplify-rtx.c: Remove cselib parts.
8739 * Makefile.in: Add cselib.o.
8741 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8743 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8744 (setup_incoming_varargs): Remove warning.
8746 * config/rs6000/rs6000.c (validate_condition_mode): When
8747 flag_fast_math, allow floating-point conditionals to be reversed.
8748 (rs6000_generate_compare): When flag_fast_math, don't generate
8749 cror operations for FP conditionals.
8751 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
8753 (ASM_SPEC): Likewise.
8754 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
8755 (CC1_SPEC): Likewise.
8756 (LINK_TARGET_SPEC): Likewise.
8757 (CPP_ENDIAN_SPEC): Likewise.
8758 * Makefile.in (check-consistency): New target.
8760 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
8762 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
8763 "return type defaults" warning for functions with return type
8765 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
8766 function declarations by default rather than only when pedantic.
8768 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
8770 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
8773 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8775 * extend.texi (Deprecated): Deprecate new initializer lists.
8777 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8779 * mkdeps.c (deps_add_default_target): Robustify. Add
8780 basename component only.
8781 * cpp.texi (-M): Describe how default target is generated.
8782 * invoke.texi (-M): Likewise.
8784 2001-02-12 Kazu Hirata <kazu@hxi.com>
8786 * toplev.c (push_float_handler): Remove.
8787 (pop_float_handler): Remove.
8788 * toplev.h: Remove prototypes for the above functions.
8790 2001-02-12 Jakub Jelinek <jakub@redhat.com>
8792 * c-common.c (constant_fits_type_p): New function.
8793 (convert_and_check): Use it.
8795 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8797 * Makefile.in (GXX_ABI_FLAG): Don't define.
8798 * configure.in (--enable-new-gxx-abi): Remove option.
8799 * config.in: Regenerated.
8800 * configure: Likewise.
8802 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
8804 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
8806 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
8807 regular basic block, and arrange for all edges into it to switch
8810 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8812 * Makefile.in (distclean): Do not remove .gdbinit.
8814 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8816 * Makefile.in (gcc.o): Fix typos.
8817 (protize.o): Likewise.
8818 (unprotoize.o): Likewise.
8820 2001-02-11 Richard Henderson <rth@redhat.com>
8822 * tree.c (build1): Check for null operand in last change.
8824 2001-02-11 Richard Henderson <rth@redhat.com>
8826 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
8827 (fold): Don't assume a constant isn't foldable.
8828 * tree.c (build): Set TREE_CONSTANT for an expression with no
8829 side-effects and constant operands.
8832 2001-02-10 Richard Henderson <rth@redhat.com>
8834 * jump.c (squeeze_notes): Revert 2000-05-12 change.
8836 2001-02-10 Anthony Green <green@redhat.com>
8838 * cpp.texi (Standard Predefined): Add documentation for
8841 * c-common.c (combine_strings): Improve warning message.
8843 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
8845 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
8847 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
8849 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
8851 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
8854 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8856 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
8859 2001-02-09 Nick Clifton <nickc@redhat.com>
8861 * config/arm/arm.md: Change output contraint on post inc
8862 load/store multiple patterns to be a read/write contraint.
8864 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
8866 * gcc.c (cpp_options): Delete .d files on error. Don't delete
8867 .o files when using the -M options.
8869 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8870 David Edelsohn <edelsohn@gnu.org>
8872 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
8873 handle DImode constants. Use one TOC entry for SImode and smaller
8874 constants, aligned properly.
8876 2001-02-08 Jason Merrill <jason@redhat.com>
8878 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
8879 about the SP adjustment for saving the static chain pointer.
8880 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
8881 offset when setting a temporary CFA register.
8883 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
8885 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
8886 powerpc-*-chorusos* .
8887 * config/rs6000/chorus.h : New file.
8888 * config/i386/chorus.h : New file.
8889 * config/sparc/chorus.h : New file.
8890 * config/sparc/t-chorus-elf : New file.
8892 2001-02-08 David Edelsohn <edelsohn@gnu.org>
8894 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
8895 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
8896 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
8897 (__WCHAR_TYPE__): Correct macro name.
8899 2001-02-08 Richard Henderson <rth@redhat.com>
8901 * config/i386/i386.c (ix86_frame_pointer_required): New.
8902 (ix86_setup_frame_addresses): New.
8903 (struct machine_funciton): Add accesses_prev_frame.
8904 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
8905 ix86_frame_pointer_required.
8906 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
8907 (SETUP_FRAME_ADDRESSES): New.
8908 * config/i386/i386-protos.h: Update.
8909 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
8910 from FRAME_POINTER_REQUIRED.
8911 * config/i386/svr3gas.h: Likewise.
8912 * config/i386/sysv3.h: Likewise.
8913 * config/i386/v3gas.h: Likewise.
8915 2001-02-08 Richard Henderson <rth@redhat.com>
8917 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8918 calculation of the number of integer registers required.
8919 (function_arg_record_value): Likewise.
8921 2001-02-08 Jason Merrill <jason@redhat.com>
8923 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8924 two. Print file and line with "confused" message.
8926 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8928 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8930 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8932 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8934 * final.c (cleanup_subreg_operands): The address of a MEM can
8937 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8940 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
8942 * gcc.texi (Incompatibilities): Update documentation of
8943 preprocessing numbers.
8945 2001-02-07 Jakub Jelinek <jakub@redhat.com>
8947 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
8949 2001-02-07 Mark Mitchell <mark@codesourcery.com>
8951 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
8953 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
8954 * gcc.c (struct compiler): Add cpp_spec field.
8955 (input_file_compiler): New variable.
8956 (do_spec_1): Allow a particular compiler to handle `%C'
8958 (main): Store the current compiler in input_file_compiler.
8959 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
8961 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
8963 * cpphash.h (struct spec_nodes): Add n_true and n_false.
8964 * cppinit.c (cpp_create_reader): Initialize them.
8965 (append_include_chain): cxx_aware arg might be unused.
8966 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
8967 keywords and give them their phase 7 meaning. Pedwarn about
8968 this unless '__bool_true_false_are_defined' is defined.
8970 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8972 * lcm.c (optimize_mode_switching): Emit mode_set before the
8973 JUMP_INSN of an abnormal edge.
8975 2001-02-07 Bernd Schmidt <bernds@redhat.com>
8977 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
8978 a scheduling barrier at the end.
8980 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
8982 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8984 * config/sh/sh.md (reload_outsf): Removed.
8985 (movsf_ie): Introduce constraints for FPUL loads and stores.
8986 (reload_insf): Broaden the output constraint.
8988 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
8990 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
8991 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
8993 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
8995 * final.c: Revert my previous changes.
8996 * output.h: Make profile_label_no extern.
8997 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
8998 for generating label.
9000 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
9002 * config/i386/djgpp.h: Add comments about standard paths.
9003 (MD_EXEC_PREFIX): Undefine before defining.
9004 (MD_STARTFILE_PREFIX): New.
9006 2001-01-30 Bruce Korb <bkorb@gnu.org>
9008 fixinc/fixincl.c(process): Emit error message only if appropriate :)
9009 (load_file): do not rely on load_file_data() to close file pointer
9010 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
9011 fixinc/inclhack.def(irix_limits_const): add test_text
9013 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9015 * cppexp.c (parse_defined): Improve diagnostics for invalid
9018 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9020 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
9022 2001-02-06 Mark Mitchell <mark@codesourcery.com>
9024 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
9025 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
9026 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
9027 (rs6000_output_symbol_ref): New function.
9028 (output_toc): Use VTABLE_NAME_P.
9030 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9032 * print-tree.c (print_node, case PARM_DECL):
9033 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
9035 * stor-layout.c (reference_types_internal): New variable.
9036 (internal_reference_types): New function.
9037 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
9038 * tree.h (internal_reference_types): New declaration.
9040 * cse.c (find_best_addr): Fix typo in computing cost.
9042 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9044 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
9045 and this is the sum of a pointer and a constant, we know the result
9047 (num_sign_bit_copies, case PLUS): Likewise.
9048 * explow.c (convert_memory_address): Remove opposite SUBREG.
9049 * function.c (instantiate_new_reg): New function (from common code).
9050 (instantiate_virtual_regs_1): Call it.
9051 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
9052 if pointers sign- or zero-extend.
9053 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
9054 If pointers extend unsigned, use inside of SUBREG.
9055 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
9057 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
9059 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
9060 subdir of gcc_gxx_include_dir.
9061 (gcc_gxx_target_include_dir): Remove.
9063 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
9065 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
9066 (dwarf2out_frame_debug_expr): Revise introductory comments to add
9067 a high-level description.
9069 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
9071 * final.c: Move the declaration of profile_label_no to ...
9072 * output.h: ... here.
9073 * function.c (expand_function_start): Call PROFILE_HOOK.
9074 * config/rs6000/aix.h: Define PROFILE_HOOK.
9075 * config/rs6000/rs6000-protos.h: output_profile_hook new.
9076 * config/rs6000/rs6000.c (output_profile_hook): Define.
9077 (output_prolog): Do nothing for ABI_AIX as it is taken care by
9078 output_profile_hook.
9079 tm.texi : Explain new macro PROFILE_HOOK.
9081 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
9083 * extend.texi (Extended Asm): Do not say that semicolon is always
9084 a valid line-breaking character for GNU assemblers. Use
9085 newline-tab as the most commonly supported syntax. Use
9086 newline-tab rather than semicolon in multi-insn examples.
9088 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9090 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
9092 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9093 David Edelsohn <edelsohn@gnu.org>
9095 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
9096 code for AIX, even without flag_pic.
9098 2001-02-05 Jakub Jelinek <jakub@redhat.com>
9100 * c-typeck.c (common_type): push and pop binding level around
9101 calling common_type on function parameters.
9103 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
9105 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
9107 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9109 * config/mips/mips.c (override_options): Fix typo in last change.
9110 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
9111 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
9113 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
9115 * invoke.texi (-fdump-class-layout): Document.
9116 (-fdump-translation-unit): Use `=' as filename separator.
9118 2001-02-05 Mark Mitchell <mark@codesourcery.com>
9120 * Makefile.in (s-mlib): Don't build multilibs if
9122 (DRIVER_DEFINES): Adjust accordingly.
9124 (protoize.o): Likewise.
9125 (unprotoize.o): Likewise.
9126 * configure.in: Recognize --enable-multilib.
9128 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9130 * Makefile.in (DRIVER_DEFINES): Fix quoting.
9132 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
9133 * configure.in: Remove --enable-libstdcxx_v3 support.
9134 * configure: Regenerated.
9136 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9138 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
9139 Call abort instead of fatal.
9140 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
9141 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
9142 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
9143 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
9144 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
9145 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
9147 * diagnostic.h (set_internal_error_function): Renamed.
9148 * toplev.h (internal_error): Renamed from fatal.
9149 (pfatal_with_name): Deleted.
9150 (fatal_io_error): Now has printf-style arguments.
9151 * diagnostic.c (pfatal_with_name): Deleted.
9152 (fatal_io_error): Rework to have args in printf-style.
9153 (set_internal_error_function): Renamed from set_fatal_function.
9154 (internal_error): Renamed from fatal.
9155 (error_recursion, fancy_abort): Call internal_error instead of fatal.
9156 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
9157 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
9158 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
9159 * flow.c (verify_flow_info): Likewise.
9160 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
9161 * config/mips/mips.c (save_restore_insns): Likewise.
9163 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
9164 * flow.c (verify_flow_info): Likewise.
9165 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
9166 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
9167 (avr_normalize_condition): Likewise.
9168 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
9169 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
9170 (limit_reload_class, double_reg_to_memory): Likewise.
9171 (print_operand_address, emit_1600_code_shift): Likewise.
9172 (gen_tst_reg, gen_compare_reg): Likewise.
9173 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
9174 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
9176 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
9178 * c-parse.in (methoddef): Call fatal_error instead of fatal.
9179 * objc/objc-act.c (build_ivar_chain): Likewise.
9180 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
9182 * graph.c (clean_graph_dump_file): Likewise.
9183 * profile.c (init_branch_prob): Likewise.
9184 * objc/objc-act.c (objc_init): Likewise.
9186 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
9187 * config/avr/avr.c (avr_override_options): Likewise.
9188 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
9189 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
9190 * config/h8300/h8300.c (h8300_init_once): Likewise.
9191 * config/mips/mips.c (override_options): Likewise.
9192 * config/i386/i386.c (override_options): Likewise, rework.
9193 * config/m68k/m68k.c (override_options): Likewise.
9195 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
9197 * config/mips/mips.c (print_operand): Likewise.
9198 * hash.c (hash_allocate): Don't check for failure returns from
9199 obstack functions that can't fail.
9200 (hash_table_init_n, hash_table_init): Likewise; also now return void.
9201 * hash.h (hash_table_init_n, hash_table_init): Now return void.
9202 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
9203 (get_object_reference): Likewise.
9205 2001-02-04 Nick Clifton <nickc@redhat.com>
9207 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
9208 StrongARM1110, 10TDMI, and 1020T.
9210 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9212 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
9214 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
9216 * config/sh/sh.md (movdf load split): Pass register number to
9217 FP_OR_XD_REGISTER_P.
9219 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9221 * cppinit.c (BC): New macro.
9222 (builtin_array): Add __GXX_WEAK__.
9223 * cpplib.h (builtin_type): Add BT_WEAK.
9224 * cppmacro.c (builtin_macro): Handle BT_WEAK.
9225 * defaults.h (SUPPORTS_ONE_ONLY): Define.
9226 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
9228 2001-02-03 Jakub Jelinek <jakub@redhat.com>
9230 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
9232 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9234 * cpphash.h: Rename _ALIGN POOL_ALIGN.
9235 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9237 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9239 * cpphash.h: Rename ALIGN _ALIGN.
9240 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9242 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
9244 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
9245 compilation environment.
9246 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
9247 control over location of cygwin includes and libs.
9249 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9251 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
9253 2001-02-02 lars brinkhoff <lars@nocrew.org>
9255 * md.texi (Standard Names): remove reference to spur.md.
9257 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9259 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
9260 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
9261 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
9262 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
9263 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
9265 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9267 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
9268 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
9269 number before reload.
9270 (c4x_adjust_cost): Return zero before reload.
9271 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
9272 split before reload.
9274 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9276 * c4x.c (c4x_hard_regno_rename_ok): New.
9277 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
9278 * c4x.h (HARD_REGNO_RENAME_OK): Define.
9280 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9282 * diagnostic.h: Add missing "extern" in all declarations.
9284 2001-02-02 Alex Samuel <samuel@codesourcery.com>
9286 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
9287 as for gcc_gxx_include_dir.
9289 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9291 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
9293 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9295 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
9296 label before alignment to be used as the braf base address.
9297 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
9299 (casesi_jump_2): Require at least TARGET_SH2.
9301 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
9302 truncation to 32-bit doubles on -m3e and -m4-single-only.
9304 2001-02-02 Mark Mitchell <mark@codesourcery.com>
9306 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
9307 the default when building a shared object.
9308 (init_spec): Use it.
9309 * testsuite/lib/g++.exp: Include the directory where libgcc
9310 is located to the LD_LIBRARY_PATH list.
9311 * invoke.texi (-shared-libgcc): Document the cases in which
9312 GCC defaults to using the shared libgcc.
9314 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9316 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
9317 unsigned is wide enough.
9319 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
9320 (si_to_float): Likewise.
9321 (float_to_si, float_to_usi): Use BITS_PER_SI.
9323 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9325 * dwarf2out.c: Added explanation of abbreviations.
9326 (def_cfa_1): Added comments listing DWARF2 instructions.
9327 (cfa_temp_reg): Removed in favor of cfa_temp.
9328 (cfa_temp_value): Removed in favor of cfa_temp.
9329 (cfa_temp): New global variable.
9330 (dwarf2out_frame_debug_expr): Added extensive introductory
9331 comments explaining the function's transformations. Revised to
9332 use cfa_temp. Added some rtx checking. Generalize IOR case.
9333 (dwarf2out_frame_debug): Revised to use cfa_temp.
9334 (output_aranges): Cast as "unsigned" to avoid warning.
9335 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
9336 explain which instructions must be marked.
9338 2001-02-01 Richard Henderson <rth@redhat.com>
9340 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
9343 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
9345 * config/sh/crt1.asm (main_k): Modified so that start calls
9346 ___setup_argv_and_call_main.
9348 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
9350 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
9351 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
9352 and AVOID_LPASTE is cleared on meeting an unescaped newline.
9353 * cppmacro.c (builtin_macro): Set builtin flags here.
9354 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
9355 (replace_args): Clarify intent.
9356 (cpp_get_token): Macro expansion tokens get the saved flags.
9358 * cppmain.c (scan_buffer): Remove now-redundant print.printed
9361 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9363 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
9366 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9368 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
9369 returns Pmode pseudo, but we need ptr_mode.
9370 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
9371 Remove bogus conversions; use HOST_WIDE_INT for size.
9372 Don't use TARGET if wrong mode.
9374 * config/i386/i386.c (ix86_compute_frame_size): Allow
9375 stack_alignment_needed to be non-default even if size is zero.
9377 2001-01-31 Alan Modra <alan@linuxcare.com.au>
9379 * pa.c (hppa_init_pic_save): New function.
9380 * pa.h (hppa_init_pic_save): Declare.
9381 * pa.md (call, call_value, sibcall, sibcall_value): Use
9382 the above instead of duplicated code.
9384 * pa.c (hppa_encode_label): Correct size of alloca buffer
9385 so we don't overrun it. Correct leading `*' case.
9386 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
9387 need to handle `*@'.
9388 (FUNCTION_NAME_P): Likewise.
9390 2001-01-31 Richard Henderson <rth@redhat.com>
9392 * config.gcc (alpha-osf5): Use float-i128.h.
9394 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
9395 * config/float-i32.h: Likewise.
9396 * config/float-i64.h: Likewise.
9397 * config/float-sh.h: Likewise.
9398 * config/float-sparc.h: Likewise.
9400 2001-01-31 DJ Delorie <dj@redhat.com>
9402 * expmed.c (extract_bit_field): allow non-integral modes if we
9403 want to extract a whole register from itself.
9405 2001-01-31 Jakub Jelinek <jakub@redhat.com>
9407 * c-typeck.c (set_init_index): If first is equal to last, assume as
9408 if it was not a range at all.
9410 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9412 * config/fp-bit.c: Include tm.h.
9413 (float_to_si): Don't assume SImode is 32-bits wide.
9414 (float_to_usi): Likewise.
9416 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9418 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9420 (typename): Call pending_xref_error after parsing typed_typespecs.
9421 * c-decl.c (lookup_tag): Give error immediately rather than
9422 leaving it pending if the tag of the wrong type is in the same
9424 (xref_tag): Don't pedwarn for forward declarations of enum types
9426 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9429 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9431 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9433 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9435 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9436 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9438 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9440 * cpphash.h (struct cpp_reader): New saved_flags.
9441 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9442 to avoid a paste after a pasted token.
9444 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9446 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9447 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9448 Wtype_MIN instead of LONG_MIN.
9450 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9452 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9454 * fixinc/fixincl.x: Regenerated.
9455 * fixinc/inclhack.def (irix_limits_const): New definition to
9456 convert "const" to "__const" in limits.h.
9458 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9460 * fixinc/genfixes (AG): Fix "autogen4" thinko.
9462 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9464 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
9465 when register dies in the insn.
9467 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9469 * diagnostic.c (fatal): Fix word wrap.
9471 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
9473 * combine.c (try_combine): Fix SUBREG setting for
9474 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
9476 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9478 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
9481 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9483 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
9485 * toplev.c (decode_W_option): Update warn_larger_than
9486 unconditionally for each processed switch.
9488 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9490 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
9492 (hppa_expand_prologue): Delete code to save pic offset table register
9493 in the function prologue.
9494 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
9495 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
9496 table register at the beginning of the function after the prologue.
9498 2001-01-29 lars brinkhoff <lars@nocrew.org>
9500 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
9502 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
9503 Jeff Law <law@redhat.com>
9505 * pa.md (return): Revise comment for trivial return.
9506 (return_internal): Non-trivial return pattern for non-PIC code.
9507 (return_internal_pic): Non-trivial return pattern for PIC code.
9508 It uses the PIC register to ensure it is restored after
9510 (epilogue): Generate appropriate return for PIC and non-PIC code.
9512 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
9514 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
9516 2001-01-29 DJ Delorie <dj@redhat.com>
9518 * combine.c (if_then_else_cond): Pass the correct mode to
9519 operand_subword() for constants.
9521 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
9523 * config/i386/cygwin.h: Add w32api to include search. Search different
9524 directories in a cross-build environment.
9526 2001-11-29 Tim Josling <tej@melbpc.org.au>
9528 * tree.h (TYPE_STUB_DECL): Add documentation.
9530 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
9532 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
9533 (sdbout_field_types): Likwise. Fix use of host_integerp.
9535 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
9537 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
9540 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
9542 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
9543 to use flag_gnu_linker.
9545 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9547 * cpplib.c (T_BAD_DIRECTIVE): Remove.
9548 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
9550 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
9552 * tree.c, tree.h (build_parse_node): Remove; was identical to
9554 * c-lang.c (start_cdtor), objc/objc-act.c
9555 (build_module_descriptor): Use build_nt instead of
9558 2001-01-29 Jakub Jelinek <jakub@redhat.com>
9560 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
9561 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
9562 not have any upper bits set.
9564 2001-01-29 Phil Edwards <pme@sources.redhat.com>
9566 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
9568 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9570 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
9572 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
9574 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
9575 (integer_minus_one_node): Define.
9577 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
9579 * Makefile.in (bootstrap2-lean): Fix typo.
9581 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
9583 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
9584 : Don't set fe_value.
9585 * cpplib.h (AVOID_LPASTE): New flag.
9586 (struct cpp_hashnode): Remove fe_value.
9587 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
9588 * cppmacro.c (builtin_macro): Don't set flags here.
9589 (replace_args): Set AVOID_LPASTE flag on first token of an
9590 argument, and the token following it.
9591 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
9592 macro expansion, and on the token following it. Do it for
9594 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
9596 2001-01-27 Richard Henderson <rth@redhat.com>
9598 * config/alpha/t-ieee: Remove multilibbing.
9599 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9601 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9603 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9605 * Makefile.in: Remove all dependencies on defaults.h.
9606 * builtins.c: Don't include defaults.h.
9607 * c-common.c: Likewise.
9608 * c-decl.c: Likewise.
9609 * c-pragma.c: Likewise.
9610 * c-typeck.c: Likewise.
9611 * combine.c: Likewise.
9613 * frame-ia64.c: Likewise.
9614 * cppexp.c: Likewise.
9615 * crtstuff.c: Likewise.
9616 * dbxout.c: Likewise.
9617 * dwarf2out.c: Likewise.
9618 * dwarfout.c: Likewise.
9619 * emit-rtl.c: Likewise.
9620 * except.c: Likewise.
9622 * final.c: Likewise.
9623 * frame-dwarf2.c: Likewise.
9624 * libgcc2.c: Likewise.
9625 * optabs.c: Likewise.
9626 * profile.c: Likewise.
9627 * sdbout.c: Likewise.
9628 * toplev.c: Likewise.
9629 * tradcif.y: Likewise.
9631 * varasm.c: Likewise.
9633 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9635 * builtins.c (expand_builtin_fputs): Use size_one_node when
9636 transforming into fwrite.
9638 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9640 * extend.texi (Attribute Syntax): New section.
9642 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9644 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9645 they didn't need fixing.
9647 2001-01-27 Janis Johnson <janis@us.ibm.com>
9649 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9651 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9652 to remove macro definitions that are duplicated from elfos.h.
9654 2001-01-27 Richard Henderson <rth@redhat.com>
9656 * config/i386/sco5gas.h: Move ...
9657 * config/usegas.h: ... here.
9658 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9660 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9662 * c-typeck.c (struct constructor_stack): Add range_stack member.
9663 (really_start_incremental_init): Clear it.
9664 (push_init_level): Save constructor_range_stack and clear it if
9665 pushing explicit braces.
9666 (pop_init_level): abort if constructor_range_stack is non-zero at
9667 explicit closing brace. Restore saved constructor_range_stack if
9670 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9672 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9673 into register was forced into memory.
9675 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9677 * Makefile.in: Remove uses of + before $(MAKE).
9679 2001-01-26 Richard Henderson <rth@redhat.com>
9681 * stmt.c (cost_table): Remove.
9682 (COST_TABLE, cost_table_initialized): New.
9683 (estimate_case_costs): Use the later instead of the former.
9684 (balance_case_nodes): Likewise.
9686 2001-01-26 Richard Henderson <rth@redhat.com>
9688 * alias.c (objects_must_conflict_p): Read-only slots may not
9689 conflict despite having the same type.
9691 2001-01-27 Michael Hayes <mhayes@redhat.com>
9693 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9695 (check_ext_dependant_givs): Initialise u_start_val and
9697 (load_mems): Make last_max_reg unsigned.
9698 (try_swap_copy_prop): Use INSN_P and initialise set.
9700 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9702 * README.AVR : Removed.
9704 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9706 * pa-64.h (text_section): Remove declaration.
9708 * pa.md (return_internal): Remove mode on PIC register use.
9710 2001-01-25 lars brinkhoff <lars@nocrew.org>
9712 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9713 ASM_CLOSE_PAREN): fix typos.
9715 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9717 * acconfig.h: Define `const' to the empty string if neither
9718 __STDC__ nor __cplusplus is defined.
9719 * config.in: Regenerated.
9721 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9723 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9724 * collect2.c (main): Delete importf. Add ".obj" file extension.
9725 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9726 (aix_std_libs): Add additional AIX libraries to skip.
9727 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9728 * config/rs6000/aix51.h: New file.
9730 2001-01-25 Michael Hayes <mhayes@redhat.com>
9732 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9733 (loop_insn_emit_before): No longer static.
9734 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9735 (loop_givs_rescan, load_mems): Likewise.
9736 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9737 (maybe_eliminate_biv_1):
9738 (move_movables): Replace emit_call_insn_before with
9739 loop_call_insn_hoist.
9740 * loop.h (loop_insn_emit_before): Add.
9741 * unroll.c (copy_loop_body): Replace emit_insn_before with
9742 loop_insn_emit_before.
9744 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
9746 * diagnostic.c (fatal): Request preprocessed source.
9748 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
9750 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
9751 olddecl has argument types and newdecl has none, use the argument
9754 2001-01-24 Ulrich Drepper <drepper@redhat.com>
9756 * dwarf2out.c (prefix_of): New function. Determine longest common
9757 prefix of the two arguments. The units are whole path components.
9758 (output_file_names): When adding a new directory find the one entry
9759 with the longest common prefix already in the list. Artificially
9760 generate entry if there is none for this prefix.
9761 Fix test to check whether the zeroth directory entry is used.
9763 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
9765 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
9766 Changed all callers. Take it into account when deciding if a
9767 previously loaded value matches.
9769 2001-01-24 Richard Henderson <rth@redhat.com>
9771 * reload.c (find_reloads_subreg_address): Fail the substitution
9772 if the resulting address is insufficiently aligned.
9774 2001-01-24 DJ Delorie <dj@redhat.com>
9776 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
9777 check the original operand's mode also.
9778 * simplify-rtx.c (simplify_ternary_operation): Ditto.
9780 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9782 * c-parse.in (cast_expr): Move compound literals from here ...
9783 (primary): ... to here. Use standard terminology "compound
9784 literal" instead of "constructor expression".
9786 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9788 * gcc.1, cpp.1: Regenerate.
9790 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
9792 * calls.c (emit_library_call_value_1): Memory slot for
9793 pass-by-reference argument should have the mode of the argument,
9794 not of the pointer to it.
9796 2001-01-24 Tom Tromey <tromey@redhat.com>
9798 * gcc.texi (G++ and GCC): Mention gcj manual.
9799 (Standards): Link to section of manual mentioning gcj/Java
9802 2001-01-24 Jakub Jelinek <jakub@redhat.com>
9804 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
9805 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
9806 * tradcpp.c (main): Add -imacros or -include'd dependencies
9808 * cpp.texi (-M, -MM): Document -M -include behaviour.
9810 2001-01-24 Roger Collins <roger@ProProject.com>
9812 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
9814 2001-01-24 Will Cohen <wcohen@redhat.com>
9816 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
9817 whether registers are 32 bits or 64 bits in size.
9819 2001-01-24 Ben Elliston <bje@redhat.com>
9821 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
9823 2001-01-24 Richard Henderson <rth@redhat.com>
9825 * config/alpha/alpha.md (builtin_longjmp_internal): New.
9826 (builtin_longjmp): Use it instead of emit_indirect_jump.
9828 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
9830 * bb-reorder.c (make_reorder_chain_1): Handle case where
9831 jump edge goes to the same block as the fallthru edge.
9833 2001-01-23 Jim Wilson <wilson@redhat.com>
9835 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
9836 * frame.h (__ia64_personality_v1): Add prototype.
9837 * libgcc2.c (ia64_throw_helper): Change personality declaration to
9838 prototype form. Add void * cast to first argument to personality
9840 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
9841 (asctoe113): Likewise.
9842 * config/ia64/frame-ia64.c: Include eh-common.h.
9843 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
9845 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
9847 (itanium_split_issue): Add prototype.
9848 (gen_nop_type): Ifdef out.
9849 (find_best_packet): Initialize best_packet.
9850 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
9852 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
9853 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
9854 (flushrs): Add explicit stop bit at end.
9855 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
9858 2001-01-23 Chris Demetriou <cgd@broadcom.com>
9860 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
9862 * libgcc2.c (__terminate_func): Make variable static.
9863 (__terminate_set_func): New function to set __terminate_func.
9864 * libgcc2.h (__terminate_func_ptr): New typedef.
9865 (__terminate_set_func): New function.
9867 2001-01-23 Richard Henderson <rth@redhat.com>
9869 * flow.c (init_propagate_block_info): Don't consider unchanging
9870 memories for dead frame store elimination.
9872 2001-01-23 Richard Henderson <rth@redhat.com>
9874 * varasm.c (UNIQUE_SECTION): Move default implementation ...
9875 * defaults.h: ... here.
9877 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9879 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
9881 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9883 * c-lex.c (lex_charconst): Fix typo: s/p/str.
9885 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9887 * rs6000.h (rs6000_return_addr): Move prototype from here...
9888 * rs6000-protos.h (rs6000_return_addr): ...to here.
9889 (rs6000_init_expanders): Delete prototype.
9891 2001-01-23 Nick Clifton <nickc@redhat.com>
9893 * invoke.texi: Replace , with \, inside @gccoptlist macros.
9894 (Spec Files): Document %B and %j and %. and %v3 and %M and
9895 %{S*&T} spec switches.
9897 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9899 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
9901 2001-01-23 Chris Demetriou <cgd@sibyte.com>
9902 Neil Booth <neil@daikokuya.demon.co.uk>
9904 * cpperror.c: Merge handlers of PEDWARN and WARNING.
9905 Have -Werror make pedantic warnings errors, like the
9908 2001-01-23 Phil Edwards <pme@sources.redhat.com>
9910 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
9912 2001-01-23 Jakub Jelinek <jakub@redhat.com>
9914 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
9915 * integrate.c (expand_inline_function): Initialize them.
9916 (subst_constants): If changing COMPARE so that both its arguments
9917 will be VOIDmode and the comparison mode will be lost, note
9918 compare_mode. Use the recorded compare_mode to optimize
9921 2001-01-23 Jason Merrill <jason@redhat.com>
9923 * dwarf2out.c (new_die): Use xcalloc.
9924 (output_die): Abort rather than emit a local reference to offset 0.
9926 2001-01-17 Andrew Haley <aph@redhat.com>
9928 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9929 of a saved register; return NULL instead.
9930 (copy_reg): Take a pointer to a source register rather than a
9932 (next_stack_level): Remember the address in the stack frame of all
9934 Use the saved register pointer array as the source of the CFA.
9935 (throw_helper): Rewrite. Unwind once rather than twice and keep
9936 track of saved registers as we go.
9938 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9940 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9941 * c4x.c (c4x_legitimize_reload_address): Remove.
9942 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
9943 reload address for ldp(k) insn.
9945 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
9947 * pa.md (return_internal): Add a USE of the PIC register to ensure
9948 it is restored after each call.
9949 (return expander): Corresponding changes.
9951 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9953 * rs6000.h (INIT_EXPANDERS): Delete.
9954 (RETURN_ADDR_RTX): Call rs6000_return_addr().
9955 * rs6000.c (rs6000_override_options): Call *_machine_status from
9957 (rs6000_init_expanders): ...instead of here. Delete.
9958 (rs6000_mark_machine_status): New function.
9959 (rs6000_init_machine_status): Use xcalloc.
9960 (rs6000_return_addr): Generate RTX for the return address.
9961 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
9962 (rs6000_stack_info): Use it.
9964 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
9966 * gthr-win32.h: Include errno.h to get a declaration for
9967 EINVAL and _mingw.h if the target is mingw32.
9969 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
9971 * cpp.texi: Correct typos.
9973 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9975 * explow.c (probe_stack_range): Ensure value passed to
9976 stack_check_libfunc is ptr_mode, not Pmode.
9978 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
9980 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
9981 case, don't use operand_subword to calculate a SUBREG that is
9984 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
9986 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9988 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
9989 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
9990 valid. If not replace it by equivalent insns.
9992 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9994 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
9995 contains SYMBOL_REF, LABEL_REF and CONST_INT.
9996 (c4x_U_constraint, symbolic_address_operand): Likewise.
9997 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
9999 (c4x_r11_set_p, c4x_check_laj_p): New functions.
10000 * c4x-protos.h (c4x_check_laj_p): Add prototype.
10001 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
10002 anulling slot because of silicon bug.
10003 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
10005 2001-01-22 Alan Modra <alan@linuxcare.com.au>
10007 * cppexp.c (parse_charconst): Change `mask' type to agree
10010 2001-01-21 Richard Henderson <rth@redhat.com>
10012 * config/i386/i386.c (ix86_asm_file_end): Disable putting
10013 pic_label_name in a linkonce section.
10015 2001-01-17 Philipp Thomas <pthomas@suse.de>
10017 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
10019 * configure: Regenerate.
10021 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
10023 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
10024 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
10026 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
10028 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
10029 If REVERSE nonzero then condition code in X must be reversed.
10030 (encode_section_info): Optimise if/else.
10031 (avr_function_value): Fix formatting.
10033 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
10034 (difficult_branch): Likewise.
10035 (rvbranch): Likewise.
10036 (difficult_rvbranch): Likewise.
10038 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
10040 * config/avr/libgcc.S: Fix comment.
10042 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10044 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
10046 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10048 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
10050 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10052 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
10053 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
10054 * configure, config.in: Regenerate.
10055 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
10056 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
10057 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
10058 (doprint.o): New rule.
10060 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
10062 * c-typeck.c (digest_init): Handle boolean types as scalars.
10064 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10066 * stmt.c (expand_return): Don't return anything if size is zero.
10067 Delete redundant assignment to BYTES.
10068 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
10070 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
10072 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
10073 the same as the default library function names.
10074 * config/avr/avr.md: Document special characters after '%'.
10075 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
10076 knowing which of the call-used registers are really clobbered.
10077 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
10078 New. Both quotient and remainder from one libgcc.S call.
10079 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
10080 clobber as few registers as possible.
10081 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
10083 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
10085 * cppmacro.c (funlike_invocation_p): Don't move back up to the
10086 context of the top of the stack.
10088 2001-01-20 Jakub Jelinek <jakub@redhat.com>
10090 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
10091 (fixup_var_refs_insns): ...here.
10093 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
10095 * function.c (fixup_var_refs_insns): Break up into
10096 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
10097 [loop over entire insn list], and fixup_var_refs_insns_with_hash
10098 [loop over hash table entries].
10099 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
10100 fixup_var_refs_insns_with_hash, to match above changes.
10102 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10104 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
10105 (libgcc.a): Likewise.
10106 (stmp-multilib): Likewise.
10107 (STAGE2_FLAGS_TO_PASS): Likewise.
10109 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10111 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
10112 temporary if no_new_pseudos.
10114 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
10116 * cppinternals.texi: Update.
10118 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
10120 * arm.c (arm_init_builtins): Re-enable builtins.
10122 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10124 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
10125 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
10126 element to be null, and always expect an EXPR_LIST.
10127 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
10128 * sched-deps.c (sched_analyze_1): Likewise.
10129 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10131 * regclass.c (max_set_parallel): New variable.
10132 (reg_scan): Take it into account in computation of max_parallel.
10133 (reg_scan_mark_refs, case SET): Compute it.
10135 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
10137 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
10138 * function.c (assign_parms): Use INTVAL for a CONST_INT.
10140 2001-01-19 Jason Merrill <jason@redhat.com>
10142 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
10143 for the abstract instance of an inline function.
10145 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
10146 J"orn Rennecke <amylaar@redhat.com>
10148 * reload1.c (move2add_note_store): Treat all registers directly or
10149 indirectly derived from a base register as members of the same set
10151 (reload_cse_move2add): Adjust accordingly. Take mode and offset
10152 of base register into account.
10154 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
10156 * alias.c (find_base_value): Recognize TRUNCATE.
10157 (record_set): In PLUS case, invalidate if other summand is also a
10160 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10162 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
10163 entry to be EXPR_LIST.
10164 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
10165 be an EXPR_LIST (but not null, which other code doesn't allow).
10166 (note_stores): Properly handle PARALLEL in SET.
10167 Recursively call for top-level PARALLEL.
10168 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
10169 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10171 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
10173 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
10175 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
10176 not pfile->skipping (== 0).
10178 2001-01-17 Nick Clifton <nickc@redhat.com>
10180 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
10183 2001-01-17 Jim Wilson <wilson@redhat.com>
10185 * invoke.texi (IA-64 options): Improve.
10187 2001-01-17 Tom Tromey <tromey@redhat.com>
10189 * invoke.texi (Optimize Options): Use `{}' to around @samp
10192 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
10194 * invoke.texi (-fno-guess-branch-probability): New option.
10196 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10198 * combine.c (try_combine): Don't set i3_subst_into_i2 for
10199 case of making new double-word constant.
10200 Revert last change: instead just test i3_subst_into_i2.
10202 2001-01-17 Jakub Jelinek <jakub@redhat.com>
10204 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
10205 Use q constraints instead of r.
10207 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
10209 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
10210 (machine_function): Define.
10211 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
10212 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
10213 pa_free_machine_status): New functions.
10214 (override_options): Set {init,mark,free}_machine_status to above.
10215 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10216 PIC_OFFSET_TABLE_REGNUM_SAVED.
10217 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10218 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
10219 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
10220 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
10221 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10223 2001-01-15 DJ Delorie <dj@redhat.com>
10225 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
10229 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10231 * flow.c (propagate_one_insn): Make trying to delete a prologue
10232 or epilogue insn an ICE, not a warning. Allow doing this if
10233 the current function returns with stack pointer depressed.
10235 * combine.c (try_combine): If i3_subst_into_i2, properly check for
10236 I3 having more than one SET.
10238 2001-01-16 Jim Wilson <wilson@redhat.com>
10240 * invoke.texi: Document IA-64 options.
10242 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
10243 (fixup_errata): Delete TARGET_A_STEP use.
10244 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
10245 (TARGET_SWITCHES): Delete -ma-step option.
10246 * config/ia64/ia64.md (all FP patterns): Delete %B0.
10247 (movqicc_astep, movqi_internal_astep, movhicc_astep,
10248 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
10249 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
10250 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
10251 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
10253 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
10254 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
10255 cmovsi_internal): Delete ! TARGET_A_STEP check.
10257 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10259 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
10260 possibility to report bugs via postal mail. Change a URL and
10261 merge in a nearly duplicate statement...
10262 (Bug Reporting): ...from here.
10263 (Service): Refer to the Bug Reporting section instead of
10264 duplicating an URL.
10265 (Contributing): Remove trivial explanations concerning snapshots.
10267 2001-01-16 Alan Modra <alan@linuxcare.com.au>
10269 * cppmain.c (general_init): Don't use ANSI prototype.
10271 2001-01-16 Tom Tromey <tromey@redhat.com>
10273 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
10275 2001-01-16 Richard Henderson <rth@redhat.com>
10277 * config/i386/i386.h: Fix comment typo.
10278 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
10279 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
10281 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10283 * gcc.c: Revert previous -fsyntax-only-related change; move
10286 2001-01-16 Jakub Jelinek <jakub@redhat.com>
10288 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
10289 inmode after checking GET_CODE (op).
10291 2001-01-16 Richard Henderson <rth@redhat.com>
10293 * flow.c (struct propagate_block_info): Add mem_set_list_len.
10294 (MAX_MEM_SET_LIST_LEN): New.
10295 (propagate_one_insn): Update mem_set_list_len.
10296 (invalidate_mems_from_autoinc): Likewise.
10297 (invalidate_mems_from_set): Likewise.
10298 (mark_used_regs): Likewise.
10299 (init_propagate_block_info): Likewise. Stop collecting memories
10300 when we reach MAX_MEM_SET_LIST_LEN.
10301 (mark_set_1): Likewise.
10303 2001-01-16 Richard Henderson <rth@redhat.com>
10305 * unroll.c (precondition_loop_p): Fail if no iteration
10308 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10310 * gcc.c: When -fsyntax-only is given, do not complain about
10313 2001-01-15 Richard Henderson <rth@redhat.com>
10315 * config/i386/i386.c (asm_output_function_prefix): Remove.
10316 (ix86_asm_file_end): New.
10317 (load_pic_register): Generate pic_label_name into a
10318 staticly allocated buffer.
10319 * config/i386/i386-protos.h: Update.
10320 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
10321 (ASM_FILE_END): New.
10322 * config/i386/i386afe.h: New file.
10323 * config.gcc (i?86-*-elf) [tm_file]: Use it.
10324 (i?86-*-{freebsd,linux*,moss*}): Likewise.
10325 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
10326 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
10327 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
10328 * config/i386/sco5.h (ASM_FILE_END): Likewise.
10329 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
10331 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10333 * Makefile.in (install-man): Remove explicit dependency on
10336 * configure.in, configure: Revert previous patch requiring perl
10339 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
10341 * toplev.c (flag_guess_branch_prob): New.
10342 (f_options): Add guess-branch-probability option.
10343 (rest_of_decl_compilation): Only estimate branch probability if
10345 (main): set flag_guess_branch_prob.
10347 * flags.h (flag_guess_branch_prob): New.
10349 2001-01-15 DJ Delorie <dj@redhat.com>
10351 * gcc.texi (Makefile): Add documentation for Makefile targets.
10353 2001-01-15 Philip Blundell <philb@gnu.org>
10355 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
10357 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
10358 (is_pic): Delete declaration.
10359 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
10360 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
10361 * config/arm/arm.md (builtin_setjmp_receiver): New.
10363 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10365 * arm.c (use_return_insn): Don't try to determine the function type
10366 until after reload has completed.
10367 (arm_output_epilogue): Don't adjust the sp value recovered from the
10369 (emit_multi_reg_push): Don't record dwarf information for the pc.
10370 * arm.md (eh_epilogue): The function type may have changed, so it
10371 needs to be recalculated.
10372 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
10373 unwind tables on arm/netbsd.
10375 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10377 * arm.md (cbranchsi4): Correct calculation of branch ranges.
10378 (negated_cbranchsi4): Likewise.
10380 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10382 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
10383 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10384 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
10385 pass -mapcs-* options to assembler.
10386 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
10387 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10388 (ASM_SPEC): Call subtarget_extra_asm_spec.
10390 2001-01-15 Andreas Jaeger <aj@suse.de>
10392 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
10394 (ix86_expand_builtin): Likewise.
10396 * gencodes.c (output_predicate_decls): Make i size_t to avoid
10397 warning about comparison between signed and unsigned.
10399 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10401 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
10403 2001-01-14 Ralf Baechle <ralf@gnu.org>
10405 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
10406 SUBTARGET_CPP_SPEC apropriatly.
10408 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10410 * varasm.c (make_decl_rtl): Fix typo in last change.
10412 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10414 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10415 linker supports the init_priority C++ attribute.
10416 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10417 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10418 linker does not support init_priority C++ attribute.
10420 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10422 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10424 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10426 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10427 * cp/lex.c (finish_parse): Similarly.
10428 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10429 Return the number of errors encountered.
10430 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10431 * cppmain.c (main): Don't call cpp_destroy.
10433 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10435 * configure.in: Require at least perl 5.6.0 to regenerate
10437 * configure: Regenerate.
10439 2001-01-14 Richard Henderson <rth@redhat.com>
10441 * genrecog.c (DT_veclen_ge): New.
10442 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10443 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10444 (nodes_identical_1): Handle DT_veclen_ge.
10445 (write_cond, debug_decision_2): Likewise.
10447 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10449 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10451 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10453 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10455 * cppmain.c (do_preprocessing): New function; most of the old
10457 (main): Call it to do most of the work.
10458 (cb): Move from global scope to set_callbacks ().
10459 (setup_callbacks): Get the callback pointer.
10460 (general_init, printer_init): Clean up code and comments.
10462 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10464 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
10467 2001-01-14 Kazu Hirata <kazu@hxi.com>
10469 * config/h8300/h8300.c (get_shift_alg): Update comments.
10471 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10473 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
10474 (alloc_page, ggc_alloc): Add casts to remove warnings.
10476 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10478 * combine.c (simplify_comparison): Don't change `code' when
10479 can't reverse comparison.
10481 2001-01-14 Richard Henderson <rth@redhat.com>
10483 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
10484 update all call sites. Return true for all non-label constants.
10486 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
10488 * i386.c (ix86_expand_compare): Add bypass_test and second_test
10490 (ix86_expand_branch): Update.
10491 (ix86_expand_setcc): Update to handle multiple test conditions.
10492 (expand_int_movcc): Likewise.
10493 (expand_fp_movcc): Likewise.
10494 * i386-protos.h (ix86_expand_compare): New.
10495 * i386.md (andqi_?_slp, orqi_?_slp): New.
10496 (conditional trap expander): Update call to ix86_expand_compare.
10498 2001-01-14 Richard Henderson <rth@redhat.com>
10500 * config/vax/vax.md: Use nonimmediate_operand instead of
10501 general_operand in destinations.
10503 * config/vax/vax.md (indirect_jump): Use register_operand.
10505 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
10506 * config/vax/vax.md (call_pop): Turn into an expander.
10507 (call_value_pop): Likewise.
10508 (call, call_value): New.
10510 2001-01-14 Andreas Jaeger <aj@suse.de>
10512 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
10514 (ix86_fp_compare_mode): Add unused attribute.
10515 (ix86_expand_fp_movcc): Remove unused variable.
10516 (ix86_expand_builtin): Make fcode unsigned.
10518 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
10519 (expand_expr): Add cast to avoid signed warning.
10520 (store_field): Likewise.
10521 (store_constructor_field): Likewise.
10522 (store_constructor): Likewise.
10523 (store_expr): Likewise.
10524 (clear_storage): Likewise.
10525 (emit_group_store): Likewise.
10526 (emit_group_load): Likewise.
10528 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10530 * c-common.c: Move format checking code to ...
10531 * c-format.c: ... here. New file. Reorder some functions and
10533 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
10535 * c-common.h (decl_handle_format_attribute,
10536 decl_handle_format_arg_attribute): Declare.
10537 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
10538 (c-common.o): Adjust dependencies.
10539 (c-format.o): New list of dependencies.
10541 2001-01-13 Jakub Jelinek <jakub@redhat.com>
10543 * unroll.c (loop_iterations): If we cannot prove iteration variable
10544 is set once in each iteration, punt.
10546 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
10548 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
10549 (*strlenhi): Remove clobber (which was buggy) of output address.
10551 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10553 * Makefile.in (generated-manpages): Add gcc.1
10554 ($(srcdir)/gcc.1): New target.
10555 (maintainer-clean): Delete $(srcdir)/gcc.1.
10556 * gcc.texi: Add macros @gccoptlist and @gol.
10557 * invoke.texi: Include option summary in manpage. Mark up option
10558 summary with @gccoptlist and @gol. Use @r in one place where
10560 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
10561 * gcc.1: Generate from invoke.texi.
10563 2001-01-13 Richard Henderson <rth@redhat.com>
10565 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
10566 (struct page_entry): Add group member.
10567 (struct page_group): New.
10568 (struct globals): Add page_groups member.
10569 (alloc_anon): Only define for using mmap; remove valloc call.
10570 (page_group_index): New.
10571 (set_page_group_in_use): New.
10572 (clear_page_group_in_use): New.
10573 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
10574 (free_page, release_pages): Likewise.
10575 * configure.in (with-gc): Default to ggc-page always.
10577 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10579 * reload1.c (replace_pseudos_in_call_usage): Use
10580 reg_equiv_constant and reg_equiv_address, and don't try
10581 regno_reg_rtx first.
10583 2001-01-13 Richard Henderson <rth@redhat.com>
10585 * ggc-page.c (alloc_page): Round up allocation size to one page.
10586 Set e->order on extra pages.
10588 2001-01-13 Richard Henderson <rth@redhat.com>
10590 * genrecog.c (nodes_identical): Expand commentary.
10591 (write_switch): Watch out for identical nodes.
10593 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10595 * cppfiles.c (_cpp_fake_include): New function.
10596 * cpphash.h (_cpp_fake_include): New.
10597 * cpplib.c (do_line): Call _cpp_fake_include when entering
10598 header files in preprocessed input.
10599 * cppmain.c (cb_pragma_implementation): Remove handling.
10600 (setup_callbacks): Don't register pragmas.
10602 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10604 * extend.texi: Udate for CPP.
10606 2001-01-13 Andreas Jaeger <aj@suse.de>
10608 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10610 * regmove.c: Add prototype for replace_in_call_usage.
10612 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10614 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10615 struct cpp_chunk, struct htab, struct toklist,
10616 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10617 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10618 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10619 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10620 (struct macro_args): Delete.
10621 * cpphash.h: See above.
10623 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10625 * cppmain.c (struct printer): Remove no_line_dirs.
10626 (options, cb): New.
10627 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10628 : Use options rather than CPP_OPTION.
10629 (setup_callbacks): Use cb rather than pfile->cb.
10630 (main): No need to check for a buffer. Use cpp_errors.
10631 (printer_init): Don't set no_line_dirs.
10632 (maybe_print_line): Use options not no_line_dirs.
10633 (cb_file_change): Don't call print_line if -P.
10635 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10637 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10639 * c-parse.in (finish_parse): Use cpp_errors.
10640 (__yylex): Use return value of cpp_pop_buffer.
10641 * cp/lex.c (finish_parse): Use cpp_errors.
10642 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10644 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10646 * README.AVR: URLs corrected.
10648 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10650 * c-decl.c (start_function): Don't warn if old prototype is builtin
10651 that's not in C's namespace.
10652 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10653 (_bb): Add prototype for ctime.
10654 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10656 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10658 * i386.c (ix86_fp_comparison_arithmetics_cost,
10659 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10660 ix86_fp_comparison_cost): New functions.
10661 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10662 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10663 two-branch sequences; make static.
10664 (ix86_use_fcomi_compare): Do decision according to the costs.
10665 (split_fp_branch): New.
10666 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10667 * i386-protos.h (ix86_expand_fp_compare): Remove
10668 (ix86_split_fp_branch): Declare.
10670 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10671 and ix86_comparison_operator.
10673 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10674 to make it cheaper.
10676 * i386.c (put_condition_code): Output properly the unordered/ordered
10677 compares in fp case.
10678 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10680 * tm.texi (REVERSE_CONDITION): Document.
10681 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10682 in -ffast-math mode.
10683 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10685 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10687 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10689 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10692 * config/sh/sh.c (mova_p): Fix test for mova_const.
10694 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10696 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10697 cpp_get_options rather than dereferencing pfile and using
10699 * scan-decls.c (scan_decls): Use return value of
10700 cpp_pop_buffer rather than CPP_BUFFER.
10702 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10704 * cppinit.c (cpp_handle_option): help_only is now part of the
10705 cpp_options structure.
10706 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10707 cpp_set_callbacks): New functions.
10708 * cpplib.h (cpp_callbacks): Break out as a named structure.
10709 (cpp_options): Move help_only here from cpp_reader.
10710 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10711 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10712 cpp_set_callbacks): New prototypes.
10713 * cppmain.c (main): Update for help_only.
10715 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10717 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10718 Also build and remove and install and uninstall c-tree.info and
10720 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10721 ($(srcdir)/cppinternals.info): New target.
10722 * c-tree.texi: Change file name used when makeinfo used without -o
10723 from ir.info to c-tree.info. Add info directory entry.
10724 * cppinternals.texi: Add info directory entry.
10725 * .cvsignore: Update.
10727 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10729 * c-typeck.c (store_init_value): Don't require constant initializer
10730 elements with -pedantic -std=c99.
10731 (digest_init): Change error about non-constant initializer elements
10733 (constructor_range_end): Remove.
10734 (constructor_incremental, designator_depth,
10735 designator_errorneous): New variables.
10736 (struct constructor_stack): Remove range_end, add incremental.
10737 (struct constructor_range_stack, constructor_range_stack): New.
10738 (struct initializer_stack): Add constructor_range_stack.
10739 (finish_init): Set it.
10740 (start_init): Likewise. require_constant_elements for non-static
10741 trees only if not flag_isoc99.
10742 (really_start_incremental_init): Remove constructor_range_end, add
10743 constructor_incremental.
10744 (pop_init_level): Likewise.
10745 (push_init_level): Likewise. If implicit and the subobject had some
10746 value set already, preinitialize the level with it.
10747 Warn about missing braces only if not pushing due to designators.
10748 (set_designator, push_range_stack): New functions.
10749 (set_init_label): Use them.
10750 (set_init_index): Likewise. Remove constructor_range_end.
10751 Error if designator index is outside of array bounds.
10752 (add_pending_init): Compare values of purpose index trees, not the
10753 trees themselves. Allow overwriting of already initialized element.
10754 Issue a warning if it had side-effects.
10755 (set_nonincremental_init, set_nonincremental_init_from_string): New
10757 (pending_init_member): Rename to...
10758 (find_init_member): ...this function. Call set_nonincremental_init
10759 if necessary. Compare values of purpose index trees, not the trees
10760 themselves. Return the actual value, not just non-zero if something
10762 (output_init_element): Remove checks for duplicates.
10763 If field has zero size, only check the initializer for correctness.
10764 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
10765 if constructor_incremental is zero. Change error about initializers
10766 not computable at load time into pedwarn.
10767 (output_pending_init_elements): Compare bit positions, not
10768 FIELD_DECLs to take into account zero-sized fields.
10769 (process_init_element): Use constructor_range_stack to fill all
10770 ranges in the designator lists from current level up.
10771 * extend.texi: Update documentation for labeled elements.
10773 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
10775 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
10776 to function usage for arguments passed by reference. Optimize
10777 callee-copied arguments.
10778 * regmove.c (replace_in_call_usage): New function.
10779 (fixup_match_1): Call it.
10780 * cse.c (cse_insn): Canonicalize registers in function usage.
10781 * reload1.c (replace_pseudos_in_call_usage): New function.
10784 * Makefile.in: Reverted yesterday's wrong patch. Installed the
10787 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10789 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
10792 2001-01-12 DJ Delorie <dj@redhat.com>
10794 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
10795 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
10798 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10800 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
10801 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
10802 -std options alongside references to -ansi. Update some
10803 documentation for C99.
10804 * cpp.1: Regenerate.
10806 2001-01-12 Andreas Jaeger <aj@suse.de>
10808 * haifa-sched.c (restore_line_notes): Remove argument block B
10810 * sched-ebb.c (schedule_ebb): Change caller.
10811 * sched-rgn.c (schedule_region): Likewise.
10812 * sched-int.h (restore_line_notes): Adjust prototype.
10814 * loop.h: Remove wrong declaration of doloop_condition_get.
10816 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10818 * extend.texi: Move C++-extension-related node from the C section
10819 into the C++ section.
10821 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10823 * extend.texi: Refer to an array of pointers to functions instead
10824 of one of functions.
10826 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
10827 Jan Hubicka <jh@suse.cz>
10829 * combine.c (reversed_comparison): Fix typo in last patch.
10831 (combine_reversed_comparison_code): Make static to follow
10832 prototype declaration.
10834 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10836 * install.texi: Remove misplaced duplicate entry.
10838 2001-01-11 Ulrich Drepper <drepper@redhat.com>
10840 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
10842 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
10844 * final.c: (leaf_function_p): Fix typo.
10846 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
10848 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
10849 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
10851 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
10852 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
10853 mmap_anon, and valloc is available.
10854 * ggc-page.c: Restructure ifdef logic to match new autoconf
10855 spec. Don't throw away the test page in init_ggc.
10857 * configure, config.in: Regenerate.
10859 2001-01-12 Michael Hayes <mhayes@redhat.com>
10861 * loop.h (total_biv_increment): Constify iv_class pointer.
10862 (struct induction): Replace `mem_mode' with `mem' rtx.
10863 * unroll.c (total_biv_increment): Constify iv_class pointer.
10864 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
10865 (find_mem_givs, combine_givs_p): Likewise.
10866 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
10868 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
10870 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
10872 (__gthread_getspecific): Ditto.
10874 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
10876 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
10877 put_condition_code): Convert fp comparison codes to integer
10879 (ix86_expand_fp_compare): Postnote the fp comparison code converison
10882 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
10883 * i386-protos.h (no_comparison_operator): Kill.
10885 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
10887 * combine.c (REVERSIBLE_CC_MODE): Remove.
10888 (reversible_comparison_p): Remove.
10889 (combine_reversed_comparison_code): New.
10890 (reversed_comparison): New.
10891 (combine_simplify_rtx): Use
10892 combine_reversed_comparison_code/reversed_comparison instead
10893 of reversible_comparison_p.
10894 (simplify_if_then_else): Likewise.
10895 (simplify_set): Likewise.
10896 (simplify_logical): Likewise.
10897 (if_then_else_cond): Likewise.
10898 (known_cond): Likewise.
10899 (simplify_comparison): Likewise.
10901 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
10903 * builtins.c (std_expand_builtin_va_start): Handle varargs when
10904 sizeof (int) is larger than sizeof(__word__).
10906 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10908 * cppinit.c (do_includes): Fix typo.
10910 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10912 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
10913 in S_REGS does not occur because not all sources are possible
10914 when a S_REGS is a destination (sometimes needs a clobber).
10915 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10916 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10917 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10918 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10919 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10920 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10921 (lshrdi_const1, lshrsi3_const16): Likewise.
10922 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10923 (*movhi_68hc12, *movqi_68hc12): Likewise.
10924 (movstrictqi): Make sure reloading in D_REGS as a destination
10927 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10929 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10931 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10933 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10934 -D, -U and -A, and don't initialize the builtins.
10935 (do_includes): Error if -include or -imacros with -fpreprocessed.
10936 * cppmain.c (cb_define, cb_undef): Unconditionally process
10938 * tradcpp.c (main): Fix typo.
10940 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
10942 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
10943 (read_name_map): Use IS_ABSOLUTE_PATH.
10944 * tradcpp.c (get_filename): Likewise.
10946 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10948 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
10949 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
10950 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
10951 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
10952 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
10953 (cmphi_z_used): Don't use '@' for the output.
10954 (tstqi_z_used): Likewise.
10955 (cmpqi_z_used): Likewise.
10956 (one_cmplsi2): Likewise.
10958 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10960 * config/sh/sh.c (barrier_align): Recognize branch around far
10961 branch and redundant insn.
10963 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10965 * invoke.texi: Restore documentation of the drivers' switches -MD
10968 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10970 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
10972 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
10973 check-objc//%): Support parallel testing of multilibs.
10974 (TESTSUITEDIR): Set to testsuite by default, but override for
10976 (check-gcc, check-g++, check-g77, check-objc): Enter
10979 2001-01-11 Bernd Schmidt <bernds@redhat.com>
10981 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
10982 * sched-deps.c (deps_may_trap_p): Likewise.
10983 * basic-block.h: Remove a comment.
10984 * flow.c (PROP_POSTRELOAD): Remove.
10985 (update_life_info): Don't add it to prop_flags.
10986 (mark_set_1): Lose the code that was enabled by it.
10988 2001-01-11 Michael Hayes <mhayes@redhat.com>
10990 * flow.c (flow_call_edges_add): New.
10991 * basic_block.h (flow_call_edges_add): New.
10993 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
10995 * reload1.c (move2add_note_store): Update reg_set_luid even if
10996 base reg remains the same.
10998 2001-01-10 Nick Clifton <nickc@redhat.com>
11000 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
11001 machine_function structure to zero.
11002 Add prototypes for machine_status functions.
11004 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11006 * c-common.h (CTI_VOID_LIST): Remove.
11007 (void_list_node): Likewise.
11008 * tree.h (TI_VOID_LIST_NODE): New enumeral.
11009 (void_list_node): New macro.
11010 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
11011 * config/i386/i386.c (ix86_init_builtins): Likewise.
11012 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
11014 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11016 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
11017 * cppinit.c (cpp_start_read): Update comment, remove unneeded
11019 * tradcpp.c: Include mkdeps.h.
11020 (deps, print_deps_phony_targets, deps_append, output_deps,
11021 init_dependency_output, output_deps): New.
11022 (deps_buffer, deps_allocated_size, deps_size, deps_column,
11023 deps_output): Delete.
11024 (print_deps_missing_files): Rename deps_missing_files.
11025 (inhibit_output): Make global.
11026 (main): Delete inhibit_output, deps_stream, deps_target.
11027 Use mkdeps functionality in the same way as cpplib. Remove
11028 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
11029 -M and -MM. Remove old handling of deps via deps_out, and
11030 old reading of environment variables.
11031 (get_filename): Update to use deps_add_dep.
11033 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11035 * output.h (make_function_rtl): Remove prototype.
11036 (make_decl_rtl): Likewise.
11037 * varasm.c (make_function_rtl): Remove.
11038 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
11039 than from a third parameter.
11040 * tree.h (make_decl_rtl): Remove last parameter.
11041 * c-decl.c (builtin_function): Remove last argument in call to
11042 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
11043 (start_function): Likewise.
11044 * except.c (call_get_eh_context): Likewise.
11045 * expr.c (emit_block_move): Likewise.
11046 (clear_storage): Likewise.
11047 * profile.c (output_func_start_profiler): Likewise.
11048 * toplev.c (rest_of_decl_compilation): Likewise.
11049 * objc/objc-act.c (create_builtin_decl): Likewise.
11050 (synth_module_prologue): Likewise.
11051 (generate_static_reference): Likewise.
11052 (build_selector_reference_decl): Likewise.
11053 (build_class_reference_decl): Likewise.
11054 (build_objc_string_decl): Likewise.
11055 (build_protocol_reference): Likewise.
11057 2001-01-10 Richard Henderson <rth@redhat.com>
11059 * hwint.h: Revert yesterday's change.
11061 2001-01-10 Nick Clifton <nickc@redhat.com>
11063 * function.h (save_machine_status): Delete.
11064 (restore_machine_status): Delete.
11065 Amend comment describing {init|mark|free}_machine_status.
11067 * function.c (save_machine_status): Delete.
11068 (restore_machine_status): Delete.
11069 Amend comment describing {init|mark|free}_machine_status.
11070 (push_function_context_to): Remove invocation of
11071 save_machine_status.
11072 (pop_function_context_from): Remove invocation of
11073 restore_machine_status.
11075 * emit-rtl.c (init_emit_once): Amend comment describing
11076 {init|mark|free}_machine_status.
11078 * tm.texi (Per-Function Data): New node. Describe the
11079 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
11082 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11084 * cppinit.c (OPT_g): Remove.
11085 (cpp_handle_option): Update for removed -g3.
11086 (print_help): Update.
11087 * cpplib.h (struct cpp_options): Remove debug_output.
11088 * cppmain.c (setup_callbacks, cb_define): Update.
11089 * gcc.c (cpp_options): Translate -g3 to -dD.
11091 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
11093 * config/i960/i960.md: Change modifier to + on the zero_extract
11094 pattern after the (rotate -2 reg) canonicalization pattern.
11096 2001-01-10 Richard Henderson <rth@redhat.com>
11098 * config/alpha/alpha.c (alpha_free_machine_status): New.
11099 (override_options): Install it.
11100 (alpha_mark_machine_status): Verify machine non-null.
11101 * config/i386/i386.c (ix86_free_machine_status): New.
11102 (override_options): Install it.
11103 (ix86_init_machine_status): Use xcalloc.
11104 (ix86_mark_machine_status): Verify machine non-null.
11105 * config/ia64/ia64.c (ia64_free_machine_status): New.
11106 (ia64_override_options): Install it.
11107 (ia64_mark_machine_status): Verify machine non-null.
11109 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
11111 * function.c (instantiate_virtual_regs): Instantiate virtual
11112 registers found in CALL_INSN_FUNCTION_USAGE.
11114 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11116 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
11117 equivalent to -ansi in disabling -Di386.
11119 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
11121 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
11123 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
11125 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
11127 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
11129 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11131 * invoke.texi: Document that -fcond-mismatch isn't supported for
11134 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11136 * gcc.texi: Define macro gcctabopt.
11137 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
11138 @command, @env and @option in some places where appropriate. Use
11139 @gcctabopt where appropriate. Put URLs and email addresses inside
11142 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
11144 * gcc.c (cpp_options): Set MD file name from output
11145 filename, if specified.
11146 (suffix_subst): New static variable.
11147 (do_spec): Clear it.
11148 (do_spec_1, case '.'): Handle new `%.suffix' spec.
11150 (give_switch): Handle suffix_subst.
11152 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11154 * invoke.texi: Fix another typo.
11156 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11158 * invoke.texi: Fix typo.
11160 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11162 * c-lang.c (lang_hooks): Update.
11163 (lang_decode_option): Remove.
11164 (lang_init_options): Rename c_init_options.
11165 * toplev.c (main): Use lang_hooks for lang_init_options
11166 and lang_decode_option.
11167 * toplev.h (lang_hooks): Add 2 new hooks.
11168 * tree.h: Remove lang_init_options and lang_decode_option.
11169 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
11170 * cp/decl2.c: Similarly.
11171 * cp/lex.c (lang_init_options): Rename cxx_init_options.
11172 (lang_hooks): Update.
11173 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
11175 (lang_init_options): Rename ffe_init_options.
11176 (lang_hooks): Update.
11177 (lang_decode_option): Remove.
11178 * java/lang.c (lang_init_options): Rename java_init_options.
11179 (lang_decode_option): Rename java_decode_option.
11180 (lang_hooks): Update.
11181 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
11182 (lang_decode_option): Rename objc_decode_option.
11183 (lang_hooks): Update.
11185 2001-01-09 Nick Clifton <nickc@redhat.com>
11187 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
11188 (d30v_return_addr_rtx): Delete.
11189 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
11190 cfun->machine structure.
11191 (struct machine_function): Move to d30v.h
11192 (d30v_save_machine_status): Delete.
11193 (d30v_restore_machine_status): Delete.
11194 (d30v_init_machine_status): New Function.
11195 (d30v_mark_machine_status): New Function.
11196 (d30v_free_machine_status): New Function.
11197 (d30v_init_expanders): Use new functions.
11198 (d30v_return_addr): Use ra_rtx field in cfun->machine.
11199 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
11200 d30v_return_addr_rtx.
11202 * config/d30v/d30v.h (struct_machine): Move here.
11203 Add eh_epilogue_sp_ofs field.
11205 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
11206 field in cfun->machine structure.
11208 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
11210 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
11211 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
11212 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11214 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
11216 * objc/lang-options.h: Remove bogus reference to
11219 2001-01-09 Kazu Hirata <kazu@hxi.com>
11221 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
11224 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
11226 * reload.c (find_reloads_address): Check for eliminable registers
11227 when substituting a constant expression for a pseudo.
11229 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
11231 * c-common.c (enum format_type): Add format_type_error.
11232 (decode_format_type): New function.
11233 (decl_attributes): Use it.
11234 (format_kind_info): Adjust comment.
11236 2001-01-09 David O'Brien <obrien@BSDi.com>
11238 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
11239 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
11241 * config/i386/gnu.h: Don't include required platform specific .h files,
11242 tm.h will do it instead.
11243 * config/i386/i386elf.h: Likewise.
11244 * config/i386/linux.h: Likewise.
11245 * config/i386/moss.h: Likewise.
11246 * config/mips/gnu.h: Likewise.
11248 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11250 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
11251 (rs6000-ibm-aix3.[01]*): Likewise.
11252 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
11253 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
11254 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
11255 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
11256 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
11257 (powerpc-*-eabiaix*): Likewise.
11258 (powerpc-*-eabisim*): Likewise.
11259 (powerpc-*-elf*): Likewise.
11260 (powerpc-*-eabi*): Likewise.
11261 (powerpc-*-rtems*): Likewise.
11262 (powerpc-*-linux*libc1): Likewise.
11263 (powerpc-*-linux*): Likewise.
11264 (powerpc-wrs-vxworks*): Likewise.
11265 (powerpcle-wrs-vxworks*): Likewise.
11266 (powerpcle-*-sysv*): Likewise.
11267 (powerpcle-*-elf*): Likewise.
11268 (powerpcle-*-eabisim*): Likewise.
11269 (powerpcle-*-eabi*): Likewise.
11270 (powerpcle-*-solaris2*): Likewise.
11271 * config/rs6000/aix31.h: Delete includes.
11272 * config/rs6000/aix3newas.h: Likewise.
11273 * config/rs6000/aix41.h: Likewise.
11274 * config/rs6000/aix43.h: Likewise.
11275 * config/rs6000/beos.h: Likewise.
11276 * config/rs6000/rtems.h: Likewise.
11277 * config/rs6000/sysv4.h: Likewise.
11279 2001-01-09 Kazu Hirata <kazu@hxi.com>
11281 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
11282 Change an argument mode of machine_mode to shift_mode of
11283 shift_mode. Remove an extra error check.
11284 (emit_a_shift): Adopt to the new calling prototype of
11286 (function_prologue): Fix code for a monitor
11287 function. Support H8/S.
11288 (function_epilogue): Do not output pop for a monitor function.
11290 2001-01-09 Nick Clifton <nickc@redhat.com>
11292 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
11293 (setup_incoming_varargs): Use sysv_varargs_p field of the
11294 cfun->machine structure.
11295 (struct machine_function): Move to rs6000.h
11296 (rs6000_save_machine_status): Delete.
11297 (rs6000_restore_machine_status): Delete.
11298 (rs6000_init_machine_status): New Function.
11299 (rs6000_free_machine_status): New Function.
11300 (rs6000_init_expanders): Use new functions.
11302 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
11304 (struct machine_function): Move here.
11306 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
11307 sysv_varargs_p field of the cfun->machine structure.
11309 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
11311 (rs6000_restore_machine_status): Remove prototype.
11313 2001-01-09 Richard Henderson <rth@redhat.com>
11315 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
11316 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
11317 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
11318 (sched_analyze_2, sched_analyze_insn): Likewise.
11319 (sched_analyze, init_deps): Likewise.
11320 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
11321 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
11322 (compute_block_backward_dependences): Update propagate_deps call.
11324 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
11326 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
11328 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11330 * cppinit.c (OPT_MD, OPT_MMD): Restore.
11331 (cpp_handle_option): Handle them.
11332 (cpp_post_options): Ensure one of -M or -MM is specified with
11333 any other -M? option.
11334 (init_dependency_output): Suppress output with -MG.
11336 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11338 * cpp.texi: Update.
11339 * invoke.texi: Update.
11341 2001-01-09 Bernd Schmidt <bernds@redhat.com>
11343 * sh.md (reload_outsf): Generate recognizable patterns for
11346 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11348 * c-lang.c (lang_hooks): Update.
11349 (lang_init): Rename c_init.
11350 (lang_finish): Remove.
11351 * toplev.c (compile_file): Use lang_hooks for lang_init ()
11352 and lang_finish ().
11353 * toplev.h (lang_hooks): Add init () and finish ().
11354 * tree.h (lang_init, lang_finish): Remove.
11355 * cp/tree.h (lang_init, lang_finish): Remove.
11356 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
11357 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
11359 (lang_init, lang_finish): Remove.
11360 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
11361 (lang_hooks): Update.
11362 * java/lang.c (lang_init): Rename java_init.
11363 (lang_finish): Remove.
11364 (lang_hooks): Update.
11365 * objc/objc-act.c (lang_init): Rename objc_init.
11366 (lang_finish): Remove.
11367 (lang_hoooks): Update.
11369 20001-01-09 Graham Stott <grahams@redhat.com>
11371 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
11372 after `ptr` is initialised.
11374 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11376 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
11377 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
11378 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
11379 stack adjusts, instead of r3.
11381 2001-01-09 Michael Hayes <mhayes@redhat.com>
11383 * flow.c (flow_loop_scan): Break out of ...
11384 (flow_loops_find) ... here.
11385 * basic-block.h (flow_loop_scan): New.
11386 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
11387 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
11389 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11391 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
11393 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
11394 realloc()ing macro_buffer.
11396 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
11397 if it's wider than long and the target's long is wider than the
11400 2001-01-09 Mark Mitchell <mark@codesourcery.com>
11402 Remove support for using UWIN as a host machine.
11403 * configure.in: Issue an error message.
11404 * configure: Regenerated.
11405 * config.gcc: Remove xm_* UWIN configury.
11406 * config/i386/xm-uwin.h: Remove.
11408 2001-01-08 Nick Clifton <nickc@redhat.com>
11410 * config/v850/v850.c (ra_rtx): Delete.
11411 (v850_save_machine_status): Delete.
11412 (v850_restore_machine_status): Delete.
11413 (v850_init_machine_status): New function.
11414 (v850_mark_machine_status): New function.
11415 (v850_free_machine_status): New function.
11416 (v850_return_addr): Use ra_rtx field in machine structure.
11417 (v850_init_expanders): Use new functions.
11419 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11420 * config/v850/v850.c: Change arguments to v850_output+* functions
11421 to take a const char *, to avoid compile time warning.
11422 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11423 (USER_LABEL_PREFIX): Redefine.
11425 2000-01-08 Jim Wilson <wilson@redhat.com>
11427 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11428 1 to unsigned HOST_WIDE_INT before left shift.
11430 2001-01-08 Nick Clifton <nickc@redhat.com>
11432 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11433 the machine structure has been allocated.
11434 (arm_free_machine_status): New function: Free the machine
11435 specific function structure.
11437 2001-01-08 Richard Henderson <rth@redhat.com>
11439 * jump.c (simplejump_p): Revert last change.
11441 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11443 * cppinit.c (init): Rename init_library.
11444 (cpp_create_reader): Update.
11445 * gcc.c (cpp_options): If -o given, use it as the target of
11448 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11450 * arm.c (arm_arch5e): New variable.
11451 (all_cores): XScale is a 5TE device.
11452 (arm_override_options): Set arm_arch5e.
11453 (arm_init_builtins): __builtin_prefetch is in arch5e.
11454 * arm.h (arm_arch5e): Declare it.
11456 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
11458 * arm.md (define_constants): Add defines for UNSPEC and
11459 UNSPEC_VOLATILE insns. Update all users.
11460 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
11461 * arm.c (multi_register_push, note_invalid_constants)
11462 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
11463 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
11464 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
11466 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
11468 * jump.c (jump_optimize_1): Use reversed_comparison_code
11469 instead of can_reverse_comparison_p.
11470 (jump_back_p): Likewise.
11471 (invert_exp_1): Likewise.
11472 (thread_jumps): Likewise.
11473 * simplify-rtx.c (simplify_unary_operation): Likewise.
11474 (simplify_ternary_operation): Likewise.
11475 * cse.c (find_comparison_args): Convert to use
11476 can_reverse_comparison_p.
11477 (record_jump_equiv): Likewise.
11479 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11481 * arm.h (HARD_REGNO_RENAME_OK): Delete.
11482 (EPILOGUE_USES): Define.
11483 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
11484 automatically stack the LR if it isn't live.
11486 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
11488 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
11491 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
11493 * ggc-page.c (max_alignment): New structure.
11494 (MAX_ALIGNMENT): New macro.
11495 (init_ggc): Use it to round up the sizes in the
11496 extra_order_size_table.
11498 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11500 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
11503 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11505 * builtins.def (BUILT_IN_FPRINTF): New entry.
11507 * c-common.c (c_expand_builtin_fprintf): New function.
11508 (init_function_format_info): Handle __builtin_fprintf.
11509 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
11510 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
11512 * c-decl.c (duplicate_decls): Adjust comment.
11514 * extend.texi (fprintf): Document new builtin.
11516 2001-01-07 Richard Henderson <rth@redhat.com>
11518 * jump.c (simplejump_p): Recognize any single_set jump
11519 of the proper form.
11521 2001-01-07 Richard Henderson <rth@redhat.com>
11523 * configure.in (slibdir): Accept an --with-slibdir option.
11524 Use "test" not "[" in configure. Default to $(libdir).
11526 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
11528 * config/t-aix43 (SHLIB_INSTALL): Likewise.
11529 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
11530 (SHLIB_LINK): Create links for the soname.
11531 * config/mips/t-iris6: Likewise.
11532 * config/sparc/t-slibgcc: Likewise.
11533 * config/sparc/t-slibgcc-sld: Likewise.
11535 2001-01-07 Jakub Jelinek <jakub@redhat.com>
11537 * config/i386/i386.c (constant_call_address_operand): Accept
11538 (const (plus (symbol_ref) (const_int))).
11539 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
11540 constant_call_address_operand.
11542 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11544 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
11545 and LONG_LONG_TYPE_SIZE > 32.
11547 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11549 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
11550 the previous change.
11552 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
11554 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
11556 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
11557 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
11558 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
11561 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11563 * fix-header.c (read_scan_file): s/pfile/scan_in/.
11565 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11567 * c-lang.c (c_post_options): Call cpp_post_options.
11568 * objc/objc-act.c (objc_post_options): Similarly.
11569 * cppmain.c (main): Similarly.
11570 * fix-header.c (read_scan_file): Similarly.
11571 * cppinit.c (cpp_start_read): Move option consistency checks
11572 to cpp_post_options. Don't call init_dependency_output.
11573 If needed, add default target and main file dependency.
11574 (OPT_MD, OPT_MMD): Remove.
11576 (cpp_handle_option): Update for OPT_* changes.
11577 (cpp_post_options): New.
11578 (init_dependency_output): Command line -MF overrides environment
11579 variables. Don't set default target etc. Suppress output
11580 if dependencies are going to stdout.
11581 (print_help): Update.
11582 * cpplib.h (cpp_post_options): New.
11583 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
11585 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
11587 * jump.c (comparison_dominates_p): Support unordered compares.
11589 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
11591 * simplify-rtx.c (simplify_relational_operation): Always simplify
11592 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
11595 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
11597 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
11598 (nonzero_bits): Likewise.
11599 (simplify_comparison): Likewise.
11600 (num_sign_bit_copies): Likewise; return more sane value depending
11601 on STORE_FLAG_VALUE.
11602 (known_cond): Do not assume EQ to be always true for equivalent
11605 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11607 * cse.c (fold_rtx): Handle unordered comparisons.
11609 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11611 * rtlanal.c (set_of_1): New static function.
11612 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11613 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11614 reg_set_last_last_regno): Remove.
11615 (set_of): New global function.
11616 (set_of_data): New structure.
11617 (reg_set_p, reg_set_last): Revamp for set_of.
11618 * rtl.h (set_of): New.
11620 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11622 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11623 * extend.texi: Document _Exit builtin.
11625 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11627 * (initialize, initialize_builtins,
11628 initialize_dependency_output, initialize_standard_includes):
11629 Rename s/initialize/init. Update.
11630 (init_dependency_output): Move to after
11631 cpp_handle_options, the correct location temporally at least.
11632 (opt_comp): Move next to init (), its caller. Fix prototype.
11633 (init): Make "initialized" local scope.
11634 (cpp_create_reader): Always call init ().
11635 (cpp_start_read): Update.
11636 (output_deps): New function, broken out of cpp_finish.
11637 (cpp_finish): Break out output_deps.
11639 2001-01-07 Richard Henderson <rth@redhat.com>
11641 * collect2.c (COFF specific stuff): Revert 12-06 patch
11642 to prototype system functions.
11644 2001-01-07 Michael Hayes <mhayes@redhat.com>
11646 * hard-reg-set.h: Add multiple include guard.
11647 * basic-block.h (struct loop): Add `sink' field.
11648 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11649 (emit_iv_add_mult): Delete.
11650 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11651 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11652 (unroll_loop): Remove end_insert_before argument.
11653 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11654 (maybe_eliminate_biv_1): Likewise.
11655 (emit_iv_add_mult): Delete.
11656 (gen_add_mult, loop_regs_update): New.
11657 (loop_insn_emit_after, loop_insn_emit_before): New.
11658 (loop_insn_sink, loop_insn_sink_or_swim): New.
11659 (emit_iv_add_mult): Delete.
11660 (scan_loop): Set loop->sink.
11661 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11662 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11663 (maybe_eliminate_biv_1): Likewise.
11664 (maybe_eliminate_biv_1): Add basic block argument.
11665 * unroll.c (unroll_loop): Remove end_insert_before argument.
11666 (find_splittable_regs): Likewise.
11667 (find_splittable_regs): Use loop_insn_sink and its ilk.
11668 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11670 2001-01-07 Michael Hayes <mhayes@redhat.com>
11672 * loop.h (loop_insn_hoist): New prototype.
11673 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11674 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11675 (check_dbra_loop, load_mems): Likewise.
11676 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11677 (find_splittable_givs): Likewise.
11679 2001-01-07 Michael Hayes <mhayes@redhat.com>
11681 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11683 2001-01-07 Richard Henderson <rth@redhat.com>
11685 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11687 2001-01-07 Richard Henderson <rth@redhat.com>
11689 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11690 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11691 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11692 variant that handles a shared libgcc.
11693 (process_command): Always validate -{static,shared}-libgcc.
11694 (do_spec_1): New 'M' case.
11695 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11697 2001-01-07 Richard Henderson <rth@redhat.com>
11699 * Makefile.in (slibdir): New variable.
11700 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11701 (installdirs): Create slibdir.
11702 (install-libgcc, install-multilib): Defer to libgcc.mk.
11703 * configure.in (slibdir): Substitute.
11704 * mklibgcc.in (install): New target.
11706 * config/t-linux (SHLIB_LINK): Create links for the soname.
11707 (SHLIB_INSTALL): New.
11708 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11709 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11710 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11711 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11712 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11714 2001-01-07 Richard Henderson <rth@redhat.com>
11716 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11717 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11718 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11720 2001-01-07 Michael Hayes <mhayes@redhat.com>
11722 * loop.c (count_loop_regs_set): Delete.
11723 (load_mems_and_recount_loop_regs_set): Delete.
11724 (loop_regs_scan): Merge common code from count_loop_regs_set,
11725 scan_loop, and load_mems_and_recount_loop_regs_set.
11726 (scan_loop): Call load_mems directly and loop_regs_scan
11727 again if new registers created.
11729 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11731 * toplev.c (main): Call the front-end specific post_options
11732 hook if one is given.
11733 * toplev.h (struct_lang_hooks, lang_hooks): New.
11734 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11735 for the C front end.
11736 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11737 lang_hooks for the C++ front end.
11738 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11739 lang_hooks for the ObjC front end.
11740 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11741 * java/lang.c (lang_hooks): Hooks for the Java front end.
11743 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11745 * c-lex.c (init_c_lex): Request #define / #undef callbacks
11746 for verbose DWARF[2] debugging.
11747 (cb_define, cb_undef): The new callbacks.
11748 * toplev.h (debug_define, debug_undef): Make const correct.
11749 * toplev.c (debug_define, debug_undef): Similarly. Do not
11750 perform the verbosity tests here anymore.
11752 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
11754 * reload.c (subst_reloads): Take INSN argument. When
11755 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
11756 * reload.h (subst_reloads): Adjust prototype.
11757 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
11758 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
11759 present in JUMP_INSNs and copy them to JUMP_LABEL.
11760 * flow.c (find_label_refs, find_basic_blocks_1): Skip
11761 JUMP_INSNs and insns with REG_LABELs that are followed by
11762 JUMP_INSNs with the same REG_LABEL.
11763 * sched-rgn.c (is_cfg_nonregular): Likewise.
11764 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
11766 * unroll.c (unroll_loop): Look for REG_LABEL notes in
11768 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
11770 2001-01-06 Richard Henderson <rth@redhat.com>
11772 * loop.c (scan_loop): Use xcalloc for the regs array.
11773 (load_mems_and_recount_loop_regs_set): Zero the new memory
11774 received from xrealloc.
11776 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
11778 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
11780 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
11782 * integrate.c (copy_rtx_and_substitute): When copying
11783 an ignored return value, strip REG_FUNCTION_VALUE_P.
11785 2001-01-06 Michael Hayes <mhayes@redhat.com>
11787 * loop.c (debug_biv, debug_giv): New.
11788 (loop_biv_dump): Break out from ...
11789 (record_biv): ... here.
11790 (loop_giv_dump): Break out from ...
11791 (record_giv): ... here.
11792 (loop_bivs_check): Use print_simple_rtl.
11793 * unroll.c (loop_iterations): Use print_simple_rtl.
11795 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11797 * pa.md (return, return_internal): Modify patterns to prevent regrename
11798 mucking with the return pointer.
11800 2001-01-05 Richard Henderson <rth@redhat.com>
11802 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
11804 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
11806 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
11807 version supplied by Matteo Frigo.
11809 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11811 * cpp.texi: Update for -MQ.
11812 * cppinit.c (cpp_create_reader): Always create pfile->deps.
11813 (cpp_cleanup): Always free pfile->deps.
11814 (initialize_dependency_output): Don't create pfile->deps.
11815 (cpp_handle_option): Similarly.
11817 * gcc.c (cpp_options): Handle -MQ.
11818 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11819 * mkdeps.c (base_name): Remove.
11820 (deps_init): Don't allocate vector space until it's needed.
11821 (deps_free): Only free vectors if allocated.
11822 (deps_add_target, deps_add_dep): Update for initial allocation.
11823 (deps_add_default_target): Don't strip to the base_name.
11825 2001-01-05 DJ Delorie <dj@redhat.com>
11827 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
11828 (INIT_EXPANDERS): Define.
11830 * config/v850/v850.c (struct machine_function): Define.
11831 (v850_save_machine_status): New function.
11832 (v850_restore_machine_status): New function.
11833 (v850_return_addr): New function.
11834 (v850_init_expanders): New function.
11836 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
11837 and v850_init_expanders.
11839 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11841 * cpplib.h (struct cpp_reader): Add help_only field.
11842 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
11843 (cpp_handle_option): Set pfile->help_only if we see -h,
11844 --help, -target-help, or --version. Print version string but
11845 do not set help_only if we see -v or -version. Make text
11846 printed by -v match that printed by (-)-version.
11848 * cppmain.c (main): Exit after option parsing if
11849 pfile->help_only is true.
11851 * toplev.c (independent_decode_option): Call print_version,
11852 then exit, if we see --version (but not -version).
11853 (print_version): Split lengthy message into two lines.
11855 2001-01-05 Nick Clifton <nickc@redhat.com>
11857 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
11858 temporary string for initialisation before calling ggc_alloc_string.
11860 2001-01-06 Michael Hayes <mhayes@redhat.com>
11862 * rtl.h (print_simple_rtl): New.
11863 * print-rtl.c (print_simple_rtl): New.
11864 (flag_simple): New.
11865 (print_rtx): Disable printing of flags and modes, etc.,
11866 if `flag_simple` nonzero.
11868 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11870 * function.c (fixup_var_refs): Use push_to_full_sequence where
11873 2001-01-05 Michael Meissner <meissner@redhat.com>
11875 * flags.h (flag_reorder_blocks): Add declaration.
11876 (flag_rename_block): Ditto.
11878 2001-01-05 DJ Delorie <dj@redhat.com>
11880 * function.c (reorder_blocks): Make sure the flags are all reset
11881 before using them to mark blocks, else a second invocation will
11882 corrupt the block chain.
11883 (reorder_blocks_0): New, resets the flags.
11885 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
11887 * cse.c (find_comparison_args): Stop if the argument is known to
11890 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11892 * config/sh/sh.md (movdf): When splitting load into pair of
11893 registers, don't clobber the register used in the address too
11896 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
11898 * varasm.c (mark_constant_pool): Improve initial comments.
11899 (mark_constants): Move marking of constants to mark_constant.
11900 (mark_constant): New function to recursively mark all constants
11901 referred to by a constant.
11903 2001-01-05 Catherine Moore <clm@redhat.com>
11905 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
11907 2001-01-05 Phil Edwards <pme@sources.redhat.com>
11909 * cp/lang-options.h: Bring comment in line with reality.
11910 * f/lang-options.h: Likewise.
11911 * java/lang-options.h: Likewise.
11912 * objc/lang-options.h: Likewise.
11913 * ch/lang-options.h: Likewise.
11914 * f/g77.texi: And update the manual.
11916 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11917 Denis Chertykov <denisc@overta.ru>
11919 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11920 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11921 * config/avr/avr.md (all peepholes that request a scratch register):
11922 Call it, FAIL the peephole if not safe (in interrupt functions).
11924 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11926 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11928 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11930 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11932 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11933 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11934 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11935 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11936 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11938 * extend.texi: Document these builtins.
11940 2001-01-05 Daniel Berlin <dberlin@redhat.com>
11942 * c-common.c (lang_get_alias_set): Say we know nothing of
11943 VECTOR_TYPE aliasing.
11945 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
11947 2001-01-05 Bruce Korb <bkorb@gnu.org>
11949 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
11950 their x* equivalent versions for atexit-less systems
11951 * fixinc/fixincl.c(main): do not return from main() on atexit-less
11952 systems (or any other system any more).
11954 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
11956 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
11957 output operands. Use arm_hard_register_operand for operand 4.
11958 (stmsi_postinc): Similarly.
11959 (ldmsi): Use arm_hard_register_operand for opernand 2.
11960 (stmsi): Similarly.
11961 * arm.c (arm_hard_register_operand): New function.
11962 * arm-protos.h (arm_hard_register_operand): Prototype it.
11964 * arm.h (HARD_REGNO_RENAME_OK): Define.
11966 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
11968 * simplify-rtx.c (cfc_args): add "unordered" field.
11969 (check_fold_consts): Set unordered field.
11970 (simplify_relational_operation): Simplify the unordered
11973 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
11976 * emit-rtl.c (try_split): Fix code to mark labels.
11977 * jump.c (mark_jump_label): Make global.
11978 * rtl.h (mark_jump_label): Declare.
11980 * predict.c (estimate_probability): Handle unordred comparisons.
11982 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11984 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
11985 * cppinit.c (initialize_dependency_output): Update.
11986 (cpp_finish): Output dummy targets for -MP.
11988 (cpp_handle_option): Handle -MP. Don't quote -MT options.
11989 * cpplib.h (struct cpp_options): Add deps_phony_targets.
11990 * gcc.c (cpp_options): Update to handle -MP.
11991 * mkdeps.c (deps_add_target, deps_add_default_target): Update
11992 to quote only the default target.
11993 (deps_phony_targets): Insert a preceding newline. Rename from
11994 deps_dummy_targets for consistency.
11997 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11999 * calls.c (emit_library_call_value_1): Support
12000 INIT_CUMULATIVE_LIBCALL_ARGS.
12001 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
12003 2001-01-04 Richard Henderson <rth@redhat.com>
12005 * c-decl.c (finish_struct): Detect flexible array members
12006 used in an inappropriate context.
12007 * c-typeck.c (really_start_incremental_init): Special case
12008 constructor_max_index for zero length arrays.
12009 (pop_init_level): Allow initialization of flexible array
12010 members. Deprecate initialization of zero length arrays.
12011 Don't issue missing initializer warning for flexible array
12012 members or zero length arrays.
12013 (process_init_element): Don't dereference null DECL_SIZE.
12014 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
12015 Don't abort for empty constructors. Use size_binop
12016 (output_constructor): Add commentary regarding zero length
12017 array futures. Abort if we try to initialize an array of
12018 unspecified length with a non-empty constructor in the middle
12021 * extend.texi (Zero Length): Update and clarify documentation
12022 on static initialization.
12024 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12026 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
12027 with more than 32767 words of local storage.
12029 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12031 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
12032 for 'abs', 'labs', and 'fabs'.
12033 (c4x_expand_builtin): Likewise.
12034 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
12036 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12038 * config/sh/sh.md (prget, prset): New insn types.
12039 (return delay slot): Dont' allow prset.
12040 (call, sfunc delay slot): Don't allow prget.
12041 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
12042 for prset and prget.
12044 2001-01-05 Michael Hayes <mhayes@redhat.com>
12046 * loop.h (struct loop_reg): New.
12047 (struct loop_regs): Change to use array of `struct loop_reg'.
12048 * loop.c: Replace assortment of varrays with single regs array.
12049 (count_one_set): Delete may_not_move array argument
12050 and use regs array instead. All caller's changed.
12051 (count_loop_regs_set): Delete may_not_move and single_usage
12052 arguments and use regs array instead. All caller's changed.
12053 (find_single_use_in_loop): Replace usage array argument with pointer
12054 to regs structure. All caller's changed.
12055 (loop_optimize): Delete `moved_once' array.
12057 2001-01-05 Michael Hayes <mhayes@redhat.com>
12059 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
12060 Use it instead of loop_info->has_call for scanning loop mems.
12061 (check_dbra_loop): Replace loop_info->has_call test with
12062 loop_info->has_nonconst_call.
12064 2000-01-04 Matthew Hiller <hiller@redhat.com>
12066 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
12069 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12071 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
12072 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
12074 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12076 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
12077 (flag_short_double, flag_short_wchar): Define.
12078 (c_common_nodes_and_builtins): Create many tree nodes shared
12079 between C and C++ here instead of in cp/decl.c and ...
12080 * c-decl.c (init_decl_processing): ... here.
12081 (SIZE_TYPE, WCHAR_TYPE): Don't define.
12082 (flag_short_double, flag_short_wchar): Don't define.
12083 (record_builtin_type): New function.
12084 (build_void_list_node): New function.
12085 * c-common.h (flag_short_double, flag_short_wchar,
12086 record_builtin_type, build_void_list_node): Declare.
12088 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
12090 * integrate.c (expand_inline_function): Don't put a virtual
12091 register into the reg map.
12093 * function.c (fixup_var_refs_1): If force_operand didn't put
12094 the address into the target, move it there.
12096 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12098 Special-case tree_decl/tree_list allocations.
12099 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
12100 (OBJECT_SIZE): New macro.
12101 (NUM_EXTRA_ORDER): Likewise.
12102 (extra_order_size_table): New variable.
12103 (NUM_ORDERS): New macro.
12104 (objects_per_page_table): New variable.
12105 (object_size_table): New variable.
12106 (G.pages): Use NUM_ORDERS to bound the array.
12107 (G.page_tails): Likewise.
12108 (DIV_ROUND_UP): Remove.
12109 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
12110 (alloc_page): Use OBJECT_SIZE.
12111 (size_lookup): Don't make it const.
12112 (ggc_alloc): Use OBJECT_SIZE.
12113 (ggc_set_mark): Likewise.
12114 (ggc_get_size): Likewise.
12115 (init_ggc): Set up the object_size_table, objects_per_page_table,
12116 and adjust size_lookup.
12117 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
12118 (ggc_pop_context): Use NUM_ORDERS.
12119 (clear_marks): Likewise.
12120 (sweep_pages): Likewise.
12121 (poison_pages): Likewise.
12122 (ggc_print_statistics): Use OBJECT_SIZE.
12124 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12126 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
12127 Only call array_size_for_constructor if last field and array type
12128 with no upper bound.
12130 2001-01-04 Philip Blundell <philb@gnu.org>
12132 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
12133 from bit 31 downwards, if this requires no more insns.
12134 (count_insns_for_constant): New helper function for above.
12136 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
12138 * gencodes.c (output_predicate_decls): Remove empty initializer.
12140 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12142 * tree.c (copy_node): Remove documentation about obstacks.
12143 (buidl1): Check that nobody tries to build 2-argument nodes this
12146 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12148 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
12151 * gencodes.c (output_predicate_decls): Fill empty initializer
12154 2001-01-04 Jakub Jelinek <jakub@redhat.com>
12156 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
12157 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
12159 (do_include): Handle missing headers like cpp0.
12160 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
12161 paths with first include pathname. Don't strcat to uninitialized
12164 2001-01-04 Bernd Schmidt <bernds@redhat.com>
12166 * regrename.c (regrename_optimize): Don't rename from frame pointer
12167 if frame_pointer_needed.
12168 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
12169 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
12170 (ia64_reorg): Use it instead of scheduling if ! optimize.
12171 (errata_emit_nops): Properly call asm_noperands.
12172 (ia64_sched_reorder): Finish cycle if we see an asm.
12173 (ia64_variable_issue): Clear scheduling state after asms.
12175 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
12177 * cpp.texi: Update for -MT.
12178 * cppinit.c (initialize_dependency_output): Add a default
12179 target if none has been given already.
12180 (no_tgt, OPT_MT): New.
12181 (cpp_handle_option): Handle -MT. Update -M etc.
12182 * cpplib.h (struct cpp_options): Remove deps_target.
12183 * gcc.c (cpp_options): Handle -MT.
12184 * mkdeps.c (struct deps): Move from mkdeps.h.
12185 (deps_calc_target): Rename deps_add_default_target. Add a
12186 default target if none has been specified already.
12187 * mkdeps.h (struct deps): Move to mkdeps.c.
12188 (deps_calc_target): Rename deps_add_default_target.
12190 2000-01-03 Richard Henderson <rth@redhat.com>
12192 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
12194 * c-typeck.c (push_init_level): Move checks for flexible array
12195 members and zero length arrays ...
12196 (pop_init_level): ... here. Silently discard empty initializations.
12198 * varasm.c (output_constructor): Update for sizeof change to
12199 zero-length arrays.
12201 * extend.texi (Zero Length): Clarify semantics.
12203 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12205 * configure.in (tm.h): Include isns-codes.h last.
12206 * configure: Rebuilt.
12208 2001-01-03 Richard Henderson <rth@redhat.com>
12210 * config/alpha/alpha.md (addvsi3, addvdi3): New.
12211 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
12213 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12215 * tradcpp.c (main): Make sure finclude() is called with a valid
12216 indepth value while handling -include.
12218 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12220 * gencodes.c (output_predicate_decls): New function.
12222 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
12223 even if it is not the first time machmode.h is #included.
12224 * config/sh/sh.c (fpul_operand): Declare MODE argument.
12225 * tm.texi (PREDICATE_CODES): Document predicate declarations.
12226 * gcc.texi (Copyright): Added 2001.
12228 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12230 * c-common.c (c_common_lang_init): New function. Warn if format
12231 warning options which only have effects when used with -Wformat
12232 are used without -Wformat.
12233 * c-common.h (c_common_lang_init): Declare.
12234 * c-lang.c (lang_init): Call c_common_lang_init.
12235 * objc/objc-act.c (lang_init): Call c_common_lang_init.
12237 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12239 * configure.in: Check for the mktemp command.
12240 * configure: Regenerate.
12241 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
12242 $TEMP. Create temporary files with mktemp, if available at
12243 configure time; otherwise use set -C. Remove temporary files
12246 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12248 * configure.in: Require at least texinfo 4.0. Check for whether
12249 Pod::Man is sufficiently recent to regenerate GCC manpages.
12250 * configure: Regenerate.
12251 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
12253 (GENERATED_MANPAGES): Define.
12254 (generated-manpages): New target. Depend on cpp.1 as well as
12256 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
12257 configure to generated-manpages or empty) rather than on the
12258 manpages directly. Remove execute permission from installed
12259 gcov.1 as well as cpp.1.
12260 * cpp.1, gcov.1: Regenerate.
12262 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12264 * builtins.c (expand_builtin_strncmp): Use host_integerp and
12265 tree_low_cst. Allow using cmpstrsi in more cases.
12267 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12269 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
12272 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
12274 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
12275 * Makefile.in (HOST_CFLAGS): Mention build-make.
12277 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12279 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
12282 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12284 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
12287 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
12290 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
12291 reg_base_value and reg_known_value arrays.
12292 (init_alias_analysis): Add more cases to detect known values.
12293 * sched-deps.c (deps_may_trap_p): New function.
12294 (sched_analyze_2): Use it.
12296 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12298 * combine.c (simplify_shift_const): Even if we're sign-extracting,
12299 don't discard an ASHIFTRT if we're shifting in a wider mode.
12301 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
12303 * toplev.c (rest_of_compilation): Don't print basic block information
12304 when CFG isn't up to date.
12306 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
12308 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
12309 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
12310 (UNALIGNED_SHORT_ASM_OP): Define.
12311 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
12313 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12315 * fold-const.c (fold_convert): Fix typo.
12317 2001-01-02 Richard Henderson <rth@redhat.com>
12319 * c-common.h (ASM_INPUT_P): New.
12320 * c-parse.in (asm): Set it when needed.
12321 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
12322 existance of an operand.
12324 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
12326 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
12327 (dwarf2out_frame_debug_expr): Likewise.
12328 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
12330 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
12332 * i386.c (ix86_split_to_parts): Return number of part required;
12334 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
12336 (ix86_split_long_move): Use number of part returned
12337 by ix86_split_to_parts
12338 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
12340 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
12341 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
12342 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
12343 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
12344 (ALIGN_MODE_128): Add TFmode.
12345 (IS_STACK_MODE): Likewise.
12346 (HARD_REGNO_NREGS): TFmode needs 3 registers.
12347 (HARD_REGNO_OK): Support TFmodes.
12348 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
12349 * i386.md (scheduler definitions): Use memory operand to determine
12350 fst/fld instructions; use mode attribute to determine real mode of
12352 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
12353 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
12355 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12357 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
12359 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12361 * expr.c (store_constructor_field): Update ALIGN before calling
12364 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12366 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
12369 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12371 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
12374 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12376 * c-decl.c (start_function): Don't warn on third parameter to main.
12378 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12380 * tsystem.h: Define HAVE_DECL_GETOPT.
12382 2001-01-02 Philip Blundell <pb@futuretv.com>
12384 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
12387 2001-01-02 Richard Henderson <rth@redhat.com>
12389 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
12391 2001-01-02 Andreas Jaeger <aj@suse.de>
12393 * c-decl.c (c_decode_option): Remove support of
12394 -Wmissing-noreturn.
12396 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
12397 (W_options): Add -Wmissing-noreturn here.
12399 * flow.c: Define lang_missing_noreturn_ok_p.
12400 (check_function_return_warnings): Use it.
12402 * c-common.h: Declare lang_missing_noreturn_ok_p.
12404 * c-lang.c (c_missing_noreturn_ok_p): New function.
12405 (lang_init): Set lang_missing_noreturn_ok_p.
12407 * invoke.texi (Warning Options): Document this.
12409 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12411 * extend.texi (C++ Extensions): New node for C++ attributes;
12412 describe init_priority and com_interface.
12413 * invoke.texi: Remove -finit-priority as it now has zero effect.
12414 * install.texi: Fix xref syntax.
12415 * md.texi: Likewise.
12417 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12419 * config.gcc (sparc64-wrs-vxworks*): New case.
12420 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12422 * config/sparc/sparc.c (sparc_override_options): Do support different
12423 pointer and architecture size.
12424 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12425 (POINTERS_EXTEND_UNSIGNED): Define.
12426 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12427 (FUNCTION_MODE): Define to be Pmode.
12428 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12430 * function.c (expand_function_end): Properly handle DECL_RESULT
12431 and copy when ptr_mode != Pmode.
12432 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12434 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12436 * c-common.c (c_common_nodes_and_builtins): Set prototype
12437 parameters for __builtin_fputs, __builtin_fputc and
12438 __builtin_fwrite. Don't declare plain fputc as a builtin.
12440 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12442 * loop.c (add_label_notes): Increment the label usage count when
12443 a note is added to an insn which refers to a CODE_LABEL.
12444 * gcse.c (add_label_notes): Likewise.
12446 2001-01-01 Andreas Jaeger <aj@suse.de>
12448 * loop.c (scan_loop): Use xmalloc to allocate movables.
12450 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12452 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12453 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12454 * reload1.c (REGISTER_MOVE_COST): Likewise.
12455 * regclass.c (REGISTER_MOVE_COST): Likewise.
12456 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
12457 dimension. Adjust all users.
12458 (init_reg_sets_1): Iterate on all modes.
12459 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
12460 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
12461 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
12462 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
12463 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
12464 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
12465 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
12466 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
12467 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
12468 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
12469 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
12470 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
12471 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
12472 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
12473 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
12474 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
12475 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
12476 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
12477 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
12478 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
12479 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
12480 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
12481 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
12482 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
12483 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
12484 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
12485 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
12487 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12489 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
12490 arg VARIES_P. Call it with extra arg.
12491 (true_dependence): Likewise.
12492 * rtl.h (rtx_addr_can_trap_p): Declare.
12493 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
12495 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
12496 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
12497 pic offset table register if it's zero. All callers changed.
12498 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
12500 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12502 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
12503 STRING_POOL_ADDRESS_P.
12505 * config/sparc/sparc.c (input_operand): Properly test for short op.
12507 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
12508 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
12509 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
12510 * config/sparc/elf.h: No longer include sol2.h.
12511 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
12512 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
12514 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
12516 2001-01-01 Michael Hayes <mhayes@redhat.com>
12518 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
12519 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
12520 (record_initial): Likewise.
12521 * unroll.c (copy_loop_body, loop_iterations): Likewise.
12522 (remap_split_bivs): Likewise.
12524 2001-01-01 Michael Hayes <mhayes@redhat.com>
12526 * loop.c (loop_ivs_free): New function.
12527 (strength_reduce): Break out from...
12529 2001-01-01 Michael Hayes <mhayes@redhat.com>
12531 * loop.h (struct iv): New.
12532 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
12533 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
12534 'reg_biv_class' fields with 'regs' and 'n_regs'.
12535 (struct ivs): Rename 'loop_iv_list' field to 'list'.
12536 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
12537 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
12539 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
12541 * resource.c (mark_referenced_resources): Abort() before
12542 attempting to mark a pseudo register.
12543 (mark_set_resources): Likewise.
12545 2001-01-01 Michael Hayes <mhayes@redhat.com>
12547 * loop.h (REG_IV_CLASS): New accessor macro.
12548 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
12549 * unroll.c (REG_IV_CLASS): Likewise.
12551 See ChangeLog.4 for earlier changes.