1 2001-06-05 Mark Mitchell <mark@codesourcery.com>
3 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
4 functions here, instead of ...
5 * c-decl.c (c_expand_body): ... here.
7 2001-06-05 David O'Brien <obrien@FreeBSD.org>
9 * config.gcc, config/sparc/bsd.h: Do not directly include
10 sparc/sparc.h. Instead do it via tm_file.
12 2001-06-05 Richard Henderson <rth@redhat.com>
14 * dwarf2.h (DW_EH_PE_aligned): New.
15 * dwarf2asm.c (eh_data_format_name): Name it.
16 (dw2_asm_output_encoded_addr_rtx): Align for it.
17 * dwarf2out.c (output_call_frame_info): Handle it for personality
18 routine and LSDA pointers.
20 * unwind-pe.h (DW_EH_PE_aligned): New.
21 (base_of_encoded_value): Handle it.
22 (read_encoded_value_with_base): Likewise.
23 * unwind-dw2-fde.c (base_from_object): Likewise.
24 (get_cie_encoding): Likewise.
26 * config/alpha/elf.h: Remove ecoff commentary.
27 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
29 2001-06-05 David O'Brien <obrien@FreeBSD.org>
31 * config.gcc, config/i386/bsd386.h: Do not directly include
32 i386/386bsd.h. Instead do it via tm_file.
34 2001-06-05 David O'Brien <obrien@FreeBSD.org>
36 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
39 2001-06-05 Pascal Obry <obry@act-europe.fr>
41 * configure.in: Quote $enable_win32_registry in case the value has
45 2001-06-05 Mark Mitchell <mark@codesourcery.com>
47 * print-rtl.c (xspaces): Remove.
48 (print_rtx): Use printf field-width, rather than xpsaces, to
50 * toplev.c (main): Disable sibling-call optimization if we are
53 2001-06-05 Bernd Schmidt <bernds@redhat.com>
55 * reload1.c (reload): Delete all USEs generated during reload.
57 2001-06-05 scott snyder <snyder@fnal.gov>
59 * gccbug.in: Fix typo.
61 2001-06-05 Andreas Jaeger <aj@suse.de>
63 * builtins.def: Fix definition of __builtin_cosf, it uses float as
64 parameter and return value.
66 2001-06-04 Anthony Green <green@redhat.com>
68 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
69 machine. This is now done in sparc.h.
71 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
73 Correct CVS resurrection of invoke.texi.
74 * doc/invoke.texi: Document new tree dump flags.
76 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
78 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
79 for casting an aggregate to its own type. Fixes PR c/2735.
81 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
83 * doc/texinfo.tex: Update to version 2001-05-24.08.
85 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
87 * c-common.h (flag_dump_translation_unit): Remove.
88 (enum tree_dump_index): Define.
89 (TDF_ADDRESS, TDF_SLIM): New #defines.
90 (dump_node_to_file): Remove.
91 (dump_node): Make extern. Add flags.
92 (dump_flag, dump_enabled_p, dump_begin, dump_end,
93 dump_switch_p): Prototype.
94 * c-common.c (flag_dump_translation_unit): Remove.
95 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
96 logic. Use dump_switch_p.
97 * c-dump.h (struct dump_info): Add node and user fields.
98 (dump_pointer): Declare.
99 * c-dump.c (dump_node): Make extern. Add flags.
100 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
101 (dump_new_line, dump_maybe_newline): Use them.
102 (dump_pointer): New function.
103 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
104 chain or function's body. Dump address, if TDF_ADDRESS set.
106 (dump_node_to_file): Remove.
107 (struct dump_file_info): New struct.
108 (dump_files): New array.
109 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
110 * c-lang.c (finish_file): Adjust dumping.
111 * toplev.h (dump_base_name): Make extern.
112 * invoke.texi: Document new flags.
114 2001-06-04 Mark Mitchell <mark@codesourcery.com>
116 * c-tree.h (lang_decl): Add pending_sizes fields.
117 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
119 (c_expand_body): Expand them.
120 (lang_mark_tree): Mark lang_decl:pending_sizes.
121 * function.c (expand_pending_sizes): New function, broken out
123 (expand_function_start): ... here.
124 * tree.h (expand_pending_sizes): Declare it.
126 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
128 * doc/install.texi: Update FreeBSD information. Generalize
129 and update information for alpha-based platforms using ELF.
131 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
133 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
134 (store_parm_decls): Likewise.
135 * c-typeck.c (convert_arguments): Likewise.
137 2001-06-04 Richard Henderson <rth@redhat.com>
139 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
140 optimization if current_function_calls_setjmp.
142 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
144 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
147 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
149 * simplify-rtx.c (simplify_subreg): Fix combining of
152 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
154 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
155 (no_labels_between_p): Short circuit case beg==end.
157 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
159 * rtlanal.c (operand_preference): Fix preference for objects.
161 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
163 * gcse.c (handle_avail_expr): Be prepared to handle single_set
166 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
168 * combine.c (if_then_else_cond): Use simplify_subreg instead
170 * integreate.c (sub_constants): Likewise.
172 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
174 * emit-rtl.c (constant_subword): Deprecate; remove most of code
175 and use simplify_gen_subreg.
177 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
179 * sibcall.c (skip_copy_to_return_value): recognize the situation
180 when the called function's return value is copied into an
181 intermediate pseudo, and then into the calling functions return
184 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
186 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
187 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
188 in case register wasn't OK previously, accept it now; allow
189 subregs of frame pointer if reload completed and frame pointer
192 * combine.c (sombine_simplify_rtx): Fix comment;
193 use subreg_lowpart_offset instead of subreg_lowpart_p
194 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
195 * rtl.h (subreg_lowpart_parts_p): Kill.
196 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
197 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
198 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
199 (gen_lowpart_common): Likewise.
200 (subreg_lowpart_p): Likewise.
201 (subreg_lowpart_parts_p): Kill.
202 (subreg_lowpart_offset, subreg_highpart_offset): New function.
204 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
205 to simplify SUBREG and REG.
206 (gen_highpart): Use simplify_gen_subreg for all simplifications.
208 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
211 * rtlanal.c (replace_regs): Use simplify_gen_subreg
213 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
215 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
216 (ARRAY_RANGE_REF): Added description.
218 * tree.def (ARRAY_RANGE_REF): New code.
219 * alias.c (handled_component_p, can_address_p): Handle it.
220 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
221 * explow.c (set_mem_attributes): Likewise.
222 * expr.c (expand_assignment, get_inner_reference): Likewise.
223 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
224 * fold-const.c (operand_equal_p): Likewise.
225 * tree.c (staticp, stabilize_reference): Likewise.
226 * varasm.c (decode_addr_const): Likewise.
228 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
230 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
231 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
233 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
235 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
236 mark_constant_pool_use before output_addr_const.
237 (struct pool_node): New field wend.
238 (add_constant): Note a sequence of constants that are referenced
240 (pool_window_label, pool_window_last): New variables.
241 (dump_table): Emit a unspec_volatile representing the end of a
242 sequence of constants.
243 (mark_constant_pool_use): New function.
244 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
245 (consttable_2): Add the second operand which flags whether
246 this consttable entry was used or not.
247 (consttable_4, consttable_8, consttable_sf, consttable_df):
249 (consttable_window_end): New insn.
251 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
253 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
254 Reformat according to coding standards.
257 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
258 (shl_and_kind): Cast wide constant.
259 (gen_far_branch): Define as static, as in declaration.
260 (barrier_align): Compute cache-line length as unsigned. Add
261 parentheses in initial credit computation.
262 (rounded_frame_size): Add parentheses.
263 (permanent_obstack): Remove declaration. Include ggc.h for
264 declaration of ggc_add_root_rtx().
265 (get_free_reg): Removed declaration of unused variable reg.
266 (legitimize_pic_address): Mark mode argument as unused.
268 2001-06-03 Igor Shevlyakov <igor@windriver.com>
270 * config/sh/sh.c (output_branch): Support for insn with lenght
271 attr 12 & 16 which represents cond branches outside +-4096 range.
273 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
275 * config/sh/lib1funcs.asm (ic_invalidate): Align the
276 cache-mirroring sequence. Add nops.
278 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
280 * doc/install-old.texi: Remove more old installation
282 * doc/install.texi: Add relevant parts here.
284 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
286 * doc/install.texi2html: New script.
288 2001-06-03 David Edelsohn <edelsohn@gnu.org>
290 * doc/install.texi: Update AIX information again.
292 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
294 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
295 installation documentation.
296 * doc/install.texi: Move it to here.
298 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
300 * doc/install.texi: Clean up Texinfo markup.
302 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
304 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
305 to just after title page.
307 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
309 * doc/install-old.texi: Remove documentation of some configuration
311 * doc/install.texi: Add relevant parts of this documentation here.
313 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
315 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
316 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
318 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
320 * i386.md (all uses of ext_register_operand): Make sure they are
321 VOIDmode; replace all uses outside zero_extend.
322 (and?i splitters): Use ext_register_operands.
323 (test?i peep2): Remove ignored constraints.
324 * i386.c (ext_register_operand): Check that operand is
325 eighter pseudo or hard or 'Q' register.
327 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
329 * tree.h (struct record_layout_info_s): New field unpadded_align.
330 (set_lang_adjust_rli): New declaration.
331 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
332 it would have if not packed, do not downgrade DECL_ALIGN.
333 (lang_adjust_rli, set_lang_adjust_rli): New.
334 (start_record_layout): Initialize new field unpadded_align.
335 (debug_rli): Display it.
336 (place_union_field, place_field): Set it.
337 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
339 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
340 mean that; use proper names instead.
341 Print DECL_NO_STATIC_CHAIN.
343 * except.c (expand_builtin_frob_return_addr): Add missing call
344 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
345 (expand_builtin_eh_return): Likewise.
346 (expand_eh_return): Clean up ptr_mode != Pmode cases.
348 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
350 * doc/invoke.texi: Remove references to papers about sequence points
351 to readings.html, refer to that page.
353 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
355 * README: Update references to installation instructions.
357 2001-06-01 Laurent Guerby <guerby@acm.org>
358 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
360 * doc/install.texi: Define srcdir when sources come from CVS.
361 Significantly improve markup. Wrap overly long lines
363 2001-06-01 DJ Delorie <dj@redhat.com>
365 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
366 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi, objc.texi,
367 rtl.texi, tm.texi, texinfo.tex: Move to doc subdirectory.
368 * install.texi: Move to doc/install-old.texi.
369 * gcc.texi: Move to doc, refer to install-old.texi.
370 * Makefile.in: Reflect move of docs to doc/.
371 * f/Make-lang.in: Ditto.
372 * java/Make-lang.in: Ditto.
373 * doc/.cvsignore: New.
375 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
377 * invoke.texi: use two spaces between command options, eliminate
378 some 'overfull hboxes'
380 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
382 * Makefile.in (s-mlib): Make backtick-commands always succeed.
383 (DRIVER_DEFINES): Ditto.
385 2001-05-31 Richard Henderson <rth@redhat.com>
387 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
388 also link against libgcc.a.
390 2001-05-31 Geoff Keating <geoffk@cygnus.com>
392 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
393 * config/mips/mips.c (mips_output_ascii): New function.
394 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
396 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
398 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
400 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
401 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
403 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
405 * install.texi (Configuration): Add html links for --with-gnu-as &
406 --with-gnu-ld and refer to them from hppa & SCO triplets.
407 (Specific): Link back to with-gnu-ld for all ELF platfoms.
408 (Specific): Reword AVR binutils recommendation.
410 2001-05-30 Zack Weinberg <zackw@stanford.edu>
412 * ggc-page.c (size_lookup): Increase minimum allocation size
414 (ggc_print_statistics): Report size of each bin in bytes, not
415 as its order; there is no longer a direct relationship.
417 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
419 * extend.texi: Fix formating of examples, eliminate some
421 * gcc.texi: Eliminate some 'overfull hboxes'.
422 * invoke.texi: Use two spaces between command options, eliminate
423 some 'overfull hboxes'.
425 2001-05-30 Richard Henderson <rth@redhat.com>
427 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
429 2001-05-30 Tom Tromey <tromey@redhat.com>
431 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
432 use it in the new association.
434 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
435 John David Anglin <dave@hiauly1.hia.nrc.ca>
437 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
438 to target type to allow ISO C++ compiler to accept it.
439 * gthr-dce.h (__gthread_active_ptr): Likewise.
440 * gthr-solaris.h (__gthread_active_ptr): Likewise.
442 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
444 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
445 so that we do accept comments in preprocessed input.
447 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
449 * cpphash.c (alloc_node): Cast allocated pointer.
451 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
453 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
455 2001-05-29 Stan Shebs <shebs@apple.com>
457 * gcc.texi: Add links for information about Objective-C.
459 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
461 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
462 /bin/sed fails on [^\"]).
463 (configargs.h): Likewise.
465 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
467 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
469 2001-05-28 Stan Shebs <shebs@apple.com>
471 * objc/objc.gperf: Remove, no longer used.
473 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
475 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
476 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
477 Remove trailing whitespace.
479 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
481 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
482 became http://freeware.sgi.com/.
484 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
486 * local-alloc.c (update_equiv_regs): Don't eliminate constant
489 2001-05-27 Stan Shebs <shebs@apple.com>
491 * objc/objc-act.c: Add/fix various comments.
492 (init_selector): Remove, no longer used.
493 (build_msg_pool_reference): Ditto.
496 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
498 * c-decl.c (init_decl_processing):
499 Don't call start_identifier_warnings.
500 * flags.h (warn_id_clash, id_clash_len): Remove.
501 * stringpool.c: Don't include flags.h.
502 (scan_for_clashes, do_identifier_warnings,
503 start_identifier_warnings): Remove.
504 * toplev.c (warn_id_clash, id_clash_len): Remove.
505 (display_help): Don't document -Wid-clash.
506 (decode_W_option): Print warning on -Wid-clash.
507 * tree.h (start_identifier_warnings): Remove.
508 * invoke.texi: Remove documentation of -Wid-clash.
510 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
512 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
514 2001-05-27 Bruce Korb <bkorb@gnu.org>
516 * fixinc/check.tpl(HACK) add and use a Scheme variable
517 (has no test text): error out if no "test_text" is defined
518 * fixinc/fixincl.tpl: likewise
519 (FIXIDX): make it an enumeration so we minimize diffs
520 * fixinc/inclhack.def: re-alphabetize and add sort instructions
521 * fixinc/fixincl.x: regenerate
522 * fixinc/tests/base/stdio.h: test output got moved due to
524 * README-fixinc: rewrite (mostly)
526 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
528 * cpplib.c (run_directive): Set pfile->directive.
530 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
532 * c-tree.texi: Reformat the manual as a single chapter now
533 included by gcc.texi.
534 * gcc.texi: Include c-tree.texi. Merge all indexes.
535 * Makefile.in (dvi): Add generation for the cppinternals
536 documentation. Added dependencies on fdl.texi and c-tree.texi
537 where appropriate. Use TEXI2DVI instead of custom tex calls.
538 (info): Added dependencies on fdl.texi and c-tree.texi where
539 appropriate. Remove the target c-tree.info.
541 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
543 * combine.c (try_combine): Fix typo in comment.
544 * expr.c (expand_expr): Likewise.
545 * config/i370/i370.md (untyped_call): Likewise.
547 2001-05-26 Bruce Korb <bkorb@gnu.org>
549 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
550 when fixincl is operating in test mode
551 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
552 (AAB_ultrix_limits): remove redundant text
553 (AAB_ultrix_memory): ditto
554 (AAB_ultrix_string): ditto
555 (djgpp_wchar_h): fix the test text
556 (irix_stdio_va_list): add test text
557 (irix_limits_const): add a testing output file (limits.h is overwritten)
558 (strict_ansi_not_ctd): put limits.h second in list for same reason
559 (solaris27_mutex_init): test text needed selection text, too
561 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
562 when fixincl is operating in test mode
564 2001-05-26 Philip Blundell <philb@gnu.org>
566 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
567 * config/i960/i960-protos.h: Likewise.
568 * config/i370/i370-protos.h: Likewise.
569 * config/h8300/h8300-protos.h: Likewise,
570 * config/sh/sh-protos.h: Likewise.
571 * config/v850/v850-protos.h: Likewise.
573 2001-05-26 Philip Blundell <philb@gnu.org>
575 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
577 2001-05-25 Zack Weinberg <zackw@stanford.edu>
579 * toplev.c (debug_args, f_options, W_options): Mark
580 descriptions for translation.
581 (display_help): Translate descriptions on output.
583 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
584 objc/lang-options.h: Mark descriptions for translation.
586 * aclocal.m4: Quote final argument of patsubst. Use
587 3-argument form of AC_DEFINE. Restore quotes to [] while
589 * configure.in: Remove unnecessary changequote calls.
590 * configure, config.in: Regenerate.
592 2001-05-25 Sam TH <sam@uchicago.edu>
594 * basic-block.h: Fix header include guards.
595 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
596 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
597 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
598 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
599 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
600 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
601 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
602 varray.h version.h: Likewise.
603 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
604 config/arm/arm.h config/c4x/c4x-protos.h
605 config/h8300/h8300-protos.h config/h8300/h8300.h
606 config/i370/i370-protos.h config/i370/i370.h
607 config/i960/i960-protos.h config/mcore/mcore.h
608 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
609 config/v850/v850-protos.h config/v850/v850.h: Likewise.
610 * fixinc/fixlib.h fixinc/server.h: Likewise.
612 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
614 * config/arc/initfini.c (.init): Fix typo.
616 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
618 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
620 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
622 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
624 2001-05-25 Richard Henderson <rth@redhat.com>
626 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
628 2001-05-25 Richard Henderson <rth@redhat.com>
630 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
631 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
632 (sparc*-*-solaris2): Likewise.
633 * config/t-linux: Remove shared libgcc macros.
634 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
635 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
637 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
639 * config.gcc (*-*-freebsd*): Report bad configuration.
641 2001-05-25 David Edelsohn <edelsohn@gnu.org>
643 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
645 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
647 (ASM_OUTPUT_LABELREF): Delete.
649 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
651 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
652 strict_ansi_only): Don't run if stdc_0_in_system_headers.
653 * fixinc/fixincl.x: Regenerate.
654 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
655 (FIX_TEST_TABLE): Declare it.
656 * fixinc/fixlib.h: Include config.h.
658 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
660 * fixinc/inclhack.def (alpha___assert): Change char * args to
661 const char * on Tru64 UNIX to avoid excessive warnings from
663 * fixinc/fixincl.x: Regenerate.
665 2001-05-25 Geoff Keating <geoffk@redhat.com>
667 * dbxout.c (dbxout_symbol): Invert previous patch, which was
668 outputting a tag only for variable-size records.
670 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
672 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
673 instead of rtx_equal_p for early clobber test.
675 2001-05-26 Mark Mitchell <mark@codesourcery.com>
677 * builtins.def: Encode additional information, such as names and
679 * builtin-types.def: New file.
680 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
681 (built_in_decls): Likewise. Don't explicitly initialize global
683 (expand_builtin_mathfn): Handle float and long double variants of
685 (expand_builtin): Likewise.
686 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
687 (expand_tree_builtin): Handle long, long long, float, and long
688 double variants of math functions.
689 * c-common.h (c_tree_index): Remove some unused nodes.
690 (void_ftype): Remove.
691 (void_type_ptr): Likewise.
692 (int_ftype_int): Likewise.
693 (ptr_ftype_sizetype): Likewise.
694 * c-decl.c (init_decl_processing): Remove creation of DWARF
696 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
697 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
698 * Makefile.in (c-common.o): Depend on builtin-types.def.
700 2001-05-25 Dale Johannesen <dalej@apple.com>
702 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
704 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
706 * c-parse.in (notype_initdcl): Remove redundant line.
708 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
710 * aclocal.m4: Fixed typo.
711 (gcc_AC_HEADER_STDBOOL): Define.
712 (gcc_AC_C__BOOL): Define.
713 * configure.in: Use them.
714 (AC_CHECK_HEADERS): Remove stdbool.h
715 * configure, config.in: Regenerate.
717 2001-05-25 Richard Henderson <rth@redhat.com>
719 * function.c (expand_function_start): Don't abort on PARALLEL
720 returns from hard_function_value.
722 2001-05-25 Richard Henderson <rth@redhat.com>
724 * config/i386/i386.md: Revert previous change. Do not apply
725 the peephole if the components do not die after the sequence.
727 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
729 * c-parse.in (array_declarator): New. Handle C99 constructs.
730 Don't restrict [*] declarators to C only.
731 (after_type_declarator, parm_declarator_starttypename,
732 parm_declarator_nostarttypename, notype_declarator,
733 direct_absdcl1): Use it.
734 * c-decl.c (build_array_declarator, set_array_declarator_type):
735 New functions. Warn that [*] isn't properly implemented; pedwarn
736 for [*] outside C99 mode if pedantic rather than giving a hard
738 (grokdeclarator): Handle static and type qualifiers in parameter
740 * c-tree.h (build_array_declarator, set_array_declarator_type):
742 * extend.texi (Attribute Syntax): Document attributes in parameter
745 2001-05-25 Mark Mitchell <mark@codesourcery.com>
747 * config/i386/i386.md: Make sure cmpstr peepholes do not
748 affect liveness information.
750 2001-05-24 Mark Mitchell <mark@codesourcery.com>
752 * c-typeck.c (digest_init): Issue error messages about
753 invalid constants, not warnings.
755 2001-05-24 Mark Mitchell <mark@codesourcery.com>
757 * invoke.texi (-fno-builtin): Document that this is always on
760 2001-05-24 Philip Blundell <philb@gnu.org>
762 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
765 2001-05-24 Philip Blundell <philb@gnu.org>
767 * config/arm/arm.c (output_return_instruction): Correctly handle
768 interworking and interrupt functions.
770 2001-05-24 Philip Blundell <philb@gnu.org>
772 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
773 -m{no-}sched-prolog. Fix typos and improve formatting.
775 2001-05-24 Philip Blundell <philb@gnu.org>
777 * invoke.texi (ARM Options): Improve wording slightly. Add
778 documentation for more options, including those for Thumb mode.
779 Don't mention options that don't exist or are unimplemented.
780 (Thumb Options): Delete; merged into above section.
782 2001-05-24 Geoff Keating <geoffk@redhat.com>
784 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
785 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
787 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
789 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
790 fix hard register simplification.
792 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
794 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
795 of just copying CPP_CPU_SPEC.
797 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
799 * i386.c (incdec_operand): Accept only 1 and -1.
801 2001-05-23 Kelley Cook <kelley.cook@home.com>
803 * Makefile.in: Move many of the *_H definitions eariler in the
804 file, so that rules in t-* files that use them for
805 dependencies will work in a parallel build.
806 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
808 2001-05-23 Richard Henderson <rth@redhat.com>
810 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
812 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
814 * cpp.texi: Update for handling of charconsts.
815 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
816 diagnostics. Skip to the end if the UCS is too short.
817 (cpp_interpret_charconst): Long charconsts issue a warning
820 2001-05-23 Richard Henderson <rth@redhat.com>
822 * doc/install.texi (alpha-linux): Require binutils 2.11.
824 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
826 * c-lex.c (read_escape, read_ucs): Delete.
827 (lex_string): Use cpp_parse_escape.
828 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
829 if not C++ or not C99. Warn if traditional.
830 (parse_escape): Rename cpp_parse_escape. Make the bitmask
831 unsigned. Warn for out-of-range escape sequences here.
832 Update to use maybe_read_ucs.
833 (cpp_interpret_charconst): Don't warn here.
834 * cpplib.h (cpp_parse_escape): New exported function.
836 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
838 * extend.texi (Attribute Syntax): Clarify application of
839 attributes to parameters declared as functions or arrays.
841 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
843 * dbxout.c (dbxout_type_methods): Do still group methods by name.
845 2001-05-23 Zack Weinberg <zackw@stanford.edu>
847 * diagnostic.c (vnotice): Kill.
848 (fnotice): Call vfprintf directly.
849 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
850 verbatim, set_diagnostic_context): Rename string argument to
851 indicate that it is run through gettext.
852 (vbuild_message_string, build_message_string, output_do_printf):
853 Rename string argument to indicate that it is NOT run through
855 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
856 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
857 Run msgid argument through gettext.
858 (default_print_error_function): Run constant strings through
859 gettext when nothing else will.
860 (fatal_error, internal_error, error_recursion): Use fnotice.
861 Present complete sentences to gettext.
863 2001-05-23 Mark Mitchell <mark@codesourcery.com>
865 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
867 2001-05-23 Richard Henderson <rth@redhat.com>
869 * function.c (expand_function_start): Always use a pseudo
870 for the function result value.
872 2001-05-22 Richard Henderson <rth@redhat.com>
874 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
875 section pointer alignment.
877 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
879 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
880 of __USER_LABEL_PREFIX__.
882 2001-05-22 Richard Henderson <rth@redhat.com>
884 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
885 (__deregister_frame_info_bases): New.
886 * unwind-dw2-fde.h: Declare it.
887 * libgcc-std.ver: Export it.
888 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
889 called __register_frame_info_bases.
891 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
893 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
894 instead of #elif (which is OK for this case but not in general).
896 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
898 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
899 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
900 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
901 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
902 "r2" to the assembly file. Only issue allocs with non-zero parameters.
904 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
905 David O'Brien <obrien@freebsd.org>
907 * config/freebsd.h (LIB_SPEC): Key the exact setting to
908 configure-time options and target version of FreeBSD. Set-up
909 to match architectural change in threading support. Correctly
910 report when -pthread option is not supported by configure-time
912 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
913 and extend to encode target version number in run-time setting
914 of __FreeBSD__ macro to match the system compiler.
915 (CPP_PREDEFINES): Likewise.
916 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
918 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
919 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
921 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
922 David O'Brien <obrien@freebsd.org>
924 * config.gcc (the unlabeled system switch statement): Add
925 generic configuration section to handle *-*-freebsd*. Also,
926 to match the system compiler, default to threading support (it
927 may be disabled with the standard --disable-threads
928 configuration-time switch).
929 (i[34567]86-*-freebsd* in machine-specific section): Use it.
930 (alpha*-*-freebsd* in machine-specific section): Likewise.
932 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
933 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
934 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
935 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
936 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
938 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
939 David O'Brien <obrien@freebsd.org>
941 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
942 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
943 -pthread instead setting macro.
945 2001-05-22 Richard Henderson <rth@redhat.com>
947 * crtstuff.c (__register_frame_info_bases): Declare.
948 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
949 (__do_global_dtors_aux, __do_global_dtors): Streamline.
951 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
952 (CRT_GET_RFIB_DATA): New.
953 * config/i386/sysv4.h: Likewise.
954 * config/i386/sco5.h: Likewise.
955 (ASM_PREFERRED_EH_DATA_FORMAT): New.
957 2001-05-22 Richard Henderson <rth@redhat.com>
959 * rtl.c (read_string): Break out from ...
960 (read_rtx): ... here.
962 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
964 * doc/install.texi (Specific): Remove a bogus and duplicate part
965 copied from the end of the document.
967 2001-05-22 Bernd Schmidt <bernds@redhat.com>
969 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
971 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
973 * install.texi: Remove obsolete information on SunOS as well as
974 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
975 (Installing GNU CC on the Sun): Remove section.
977 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
979 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
980 keep errno unchanged on success.
982 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
984 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
985 once for hexadecimal floats, whether or not they contain a decimal
986 point. Don't let the setting of pedantic otherwise affect the
987 parsing of hexadecimal floats.
989 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
991 * README.ACORN: Remove obsolete file.
993 2001-05-22 Jan Hubicka <jh@suse.cz>
995 * combine.c (gen_binary): Use swap_commutative_operands_p
996 (simplify_comparison): Likewise.
997 * expmed.c (emit_store_flag): Likewise.
998 * expr.c (compare_from_rtx): Likewise.
999 (do_compare_rtx_and_jump): Likewise.
1000 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
1001 if not emitting a branch and operands want swapping.
1003 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1005 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
1006 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
1007 (maybe_get_identifier): Update.
1008 * tree.h (make_identifier): Delete.
1010 2001-05-21 Richard Henderson <rth@redhat.com>
1012 * combine.c (subst): Do not substitute for a register as
1013 a destination subreg/strict_low_part/zero_extract.
1015 * combine.c (simplify_comparison): Update op1 after constant
1017 * recog.c (const_int_operand): Accept only constants valid
1019 * genrecog.c: Update comments wrt const_int_operand.
1021 * emit-rtl.c (init_emit_once): Zero unused memory in a
1024 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1026 * tree.h (type_num_arguments): Declare it.
1027 * tree.c (type_num_arguments): New function.
1029 2001-05-21 Richard Henderson <rth@redhat.com>
1031 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1034 2001-05-21 Geoff Keating <geoffk@redhat.com>
1036 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
1038 (minsf3): Use rs6000_emit_minmax.
1039 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
1041 (movsfcc): Use rs6000_emit_cmove.
1042 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
1043 Don't generate emit_fselsfsf4.
1044 (fseldfsf4): Likewise.
1045 (maxdf3): Use rs6000_emit_minmax.
1047 (mindf3): Use rs6000_emit_minmax.
1048 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
1050 (movdfcc): Use rs6000_emit_cmove.
1051 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
1052 Don't generate emit_fselsfsf4.
1053 (fselsfdf4): Likewise.
1054 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
1055 (min_max_operator): New predicate.
1056 (rs6000_emit_cmove): New function.
1057 (rs6000_emit_minmax): New function.
1058 * config/rs6000/rs6000-protos.h: Prototype new functions.
1059 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
1060 and min_max_operator.
1062 * config/rs6000/rs6000.c (output_cbranch): Handle all
1063 conditional types in the switch statement.
1065 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1067 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1068 non-register variables.
1069 * extend.texi: Document that asm-specifications do not make sense
1070 for non-static local variables.
1072 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
1074 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
1075 (dbxout_type_fields): Lose minimal_debug support.
1076 (dbxout_type_methods, dbxout_type): Likewise.
1078 2001-05-17 Andrew Haley <aph@redhat.com>
1080 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1082 2001-05-21 Richard Henderson <rth@redhat.com>
1084 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
1087 2001-05-20 Richard Henderson <rth@redhat.com>
1089 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1090 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
1091 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
1092 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1093 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
1095 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1096 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
1097 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
1098 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1099 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1100 DEBUG_PUBNAMES_SECTION): Rename as above.
1101 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1103 2001-05-20 Richard Henderson <rth@redhat.com>
1105 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
1106 operands unless the operation is commutative.
1108 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1110 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
1113 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1115 * extend.texi: Clarify documentation of extensions included in ISO
1116 C99. Prefer C99 terminology and syntax to old GNU terminology and
1117 syntax. Add more index entries. Document mixed declarations and
1118 code as an extension in C89 mode. Warn about future changes to
1119 semantics of inline functions. Fixes PR other/930.
1121 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1123 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
1124 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1125 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
1126 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1128 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
1130 2001-05-20 Richard Henderson <rth@redhat.com>
1132 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1133 to be output before a branch.
1135 2001-05-20 Richard Henderson <rth@redhat.com>
1137 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1139 2001-05-20 Richard Henderson <rth@redhat.com>
1141 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1142 (ASM_DOUBLE): Remove.
1143 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1144 * config/i386/sun386.h: Likewise.
1146 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1147 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1149 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1150 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1151 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1152 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
1154 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
1155 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
1156 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
1157 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
1158 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
1159 * config/i386/win32.h: Likewise.
1161 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1163 * invoke.texi: Add more options to summary list.
1165 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1167 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
1168 used. Fixes PR c/2291.
1169 * gcc.1: Regenerate.
1171 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1173 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
1174 the -fpic and -fPIC options, clear flag_pic.
1176 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1178 * hashtable.c (calc_hash): Fix HASHSTEP definition.
1179 * stringpool.c (make_identifier): No statistics here anymore.
1180 * objc-act.c (steup_string_decl): Remove redundant check.
1182 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1184 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
1185 cpplib.o, cpphash.o, fix-header): Update.
1186 (hashtable.o): New target.
1187 * c-common.h: Include cpplib.h. Define C_RID_CODE and
1188 struct c_common_identifier here.
1189 * c-lang.c (c_init_options): Update. Call set_identifier_size.
1190 * c-lex.c (c_lex): Update.
1191 * c-pragma.h: Update.
1192 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
1194 (C_RID_CODE): Delete.
1195 * cpphash.c: Rewrite to use hashtable.c.
1196 * cpphash.h: Update include guards.
1197 (struct cpp_reader): Remove hashtab.
1198 hash_ob and buffer_ob are no longer pointers. Add hash_table
1200 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
1201 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
1202 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
1203 * cppinit.c (cpp_create_reader): Update.
1204 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
1205 (cpp_interpret_charconst): Eliminate warning.
1206 * cpplib.c (do_pragma, do_endif, push_conditional,
1207 cpp_push_buffer, cpp_pop_buffer): Update.
1208 (_cpp_init_stacks): Rename cpp_init_directives.
1209 (_cpp_cleanup_stacks): Remove.
1210 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
1211 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
1212 cpp_forall_identifiers, cpp_create_reader): Update.
1213 (C_RID_CODE, cpp_make_node): New.
1214 (c_common_identifier): New identifier node for C front ends.
1215 * cppmain.c (main): Update.
1216 * fix-header.c (read_scan_file): Update.
1217 * flags.h (id_clash_len): Make unsigned.
1218 * ggc.h (ggc_mark_nonnull_tree): New.
1221 * stringpool.c: Update comments and copyright. Update to use
1223 * toplev.c (approx_sqrt): Move to hashtable.c.
1224 (id_clash_len): Make unsigned.
1225 * toplev.h (ident_hash): New.
1226 * tree.c (gcc_obstack_init): Move to hashtable.c.
1227 * tree.h: Include hashtable.h.
1228 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
1229 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
1230 (struct tree_identifier): Update.
1231 (make_identifier): New.
1233 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
1234 (C_RID_CODE): Remove.
1235 * lex.c (cxx_init_options): Call set_identifier_size. Update.
1236 (init_parse): Don't do it here.
1238 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
1240 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
1242 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
1244 (expand_eh_return): Convert between word_mode and Pmode.
1245 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
1247 (execute_stack_op): Likewise.
1248 (execute_cfa_program): Likewise.
1249 (uw_frame_state_for): Likewise.
1250 (uw_update_context_1): Likewise.
1251 * unwind.inc (_Unwind_Reason_Code): Likewise.
1252 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
1253 (EH_RETURN_STACKADJ_RTX): Likewise.
1254 * config/mips/mips.c (compute_frame_size): Make space for saving
1255 EH return registers.
1256 (mips_expand_epilogue): Handle EH stack adjustments.
1257 * config/mips/mips.md (eh_return): New pattern.
1258 (eh_set_lr_si): Likewise.
1259 (eh_set_lr_di): Likewise.
1260 Add splitter to perform EH return after reload.
1262 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1264 * jump.c (mark_jump_label): Tidy previous change.
1266 2001-05-19 Bruce Korb <bkorb@gnu.org>
1268 * fixinc/genfixes: no need for two warnings
1269 * fixinc/Makefile.in: open stdin for those building with a closed one.
1271 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1273 * jump.c (jump_optimize_1): Tidy.
1274 (mark_jump_label): When changing the label in a LABEL_REF, change
1275 update any REG_EQUAL notes as well.
1277 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
1279 * c-parse.in (parm_declarator): Split into
1280 parm_declarator_starttypename and parm_declarator_nostarttypename.
1281 (parm_declarator_starttypename, parm_declarator_nostarttypename):
1282 New. Allow parenthesised sub-declarators which don't begin with a
1283 TYPENAME. Fixes PR c/166.
1285 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1287 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1289 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1291 * toplev.c (main): If the target does not allow profiling without
1292 a frame pointer, issue an error message.
1293 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1296 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1298 * recog.c (general_operand): Modify last change to allow it if reload
1301 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1303 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1304 subregs containing mem.
1306 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1308 * regrename.c (regrename_optimize): frame pointer register can
1311 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1313 * README.DWARF: Move into dwarfout.c.
1315 2001-05-18 Dale Johannesen <dalej@apple.com>
1317 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1318 specific misuse of r0 as a reload address.
1320 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1322 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1325 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1327 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1328 (add_to_sequence): Make that decision type.
1329 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1330 (write_switch, write_cond, debug_decision_2): Likewise.
1332 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1334 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1337 2001-05-18 Stan Shebs <shebs@apple.com>
1339 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1340 * configure: Regenerate.
1342 2001-05-18 Per Bothner <per@bothner.com>
1344 Changes needed for java/jvspec.c
1345 * gcc.h (n_infiles, outfiles): Add declarations.
1346 * gcc.c (n_infiles, outfiles): Mske no longer static.
1348 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
1350 * config/pa/som.h (EXCEPTION_SECTION): Define.
1352 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
1354 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
1356 Add have_location_lists, a variable to determine whether we need a
1357 .debug_loc section or not.
1358 (enum dw_val_class): Add dw_val_class_loc_list.
1359 (dw_val_struct): Add val_loc_list.
1360 (dw_loc_list_struct): New structure, represents location lists.
1361 (new_loc_list): New function, return a new location list, given
1362 the range and location expression.
1363 (add_loc_descr_to_loc_list): New function, add a location
1364 expression to a location list, given the expression and range.
1365 (output_loc_list): New function, output a location list.
1366 (gen_internal_sym): Modified to take symbol prefix, so we can
1367 reuse it for location list symbols.
1368 (add_AT_loc_list): New function, add a location list to a DIE at
1369 the named attribute.
1370 (AT_loc_list): New function, return the location list reference
1371 for a given attribute, if it's a location list.
1372 (print_die): Handle dw_val_class_loc_list.
1373 (size_of_die): Ditto.
1374 (value_format): Ditto.
1375 (output_die): Ditto.
1376 (output_location_lists): New function, output all of the location
1377 lists for a DIE and it's children.
1378 (dwarf2out_finish): Call output_location_lists if we have location
1382 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1384 * gcse.c (try_replace_reg): First try global replace, later try to
1385 simplify the expression.
1387 * gcse.c (find_used_regs): Change calling convention; work via
1389 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
1391 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1394 2001-02-09 Nick Clifton <nickc@redhat.com>
1395 * config/arm/arm.md: Change output constraint on post inc
1396 load/store multiple patterns to be a read/write constraint.
1398 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1400 * basic-block.h (struct basic_block_def): Add documentation about
1401 what a basic block is, and what the various fields are used for.
1402 * flow.c (calculate_globlal_regs_live): Add documentation about
1403 how the algorithm works, and how we know that it will terminate.
1404 Check that the the inductive assumption that guarantees
1405 termination actually holds.
1406 (mark_used_regs): Treat conditionally set registers as used.
1407 (debug_regset): Add comment.
1408 * rtl.texi (cond_exec): Add documentation.
1410 * function.c (expand_function_start): Avoid creating BLKmode
1413 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1415 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1416 DIE, even if it has no children.
1417 (dwarf2out_finish): Always output the line-number table, even if
1420 2001-05-18 David Edelsohn <edelsohn@gnu.org>
1422 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1424 2001-05-17 Bruce Korb <bkorb@gnu.org>
1426 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1427 * fixinc/genfixes: emit a warning if AutoGen is out of date
1429 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1430 Bruce Korb <bkorb@gnu.org>
1432 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1433 found in fixinc directory. Facilitates binary distributions.
1435 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1437 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1440 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
1442 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1444 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1446 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
1447 (simplify_subreg): Handle complex types represented as CONCAT.
1449 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
1450 * rtl.h (swap_commutative_operands_p): Declare.
1451 * rtlanal.c (swap_commutative_operands_p): New.
1452 (operand_preference): New static function.
1454 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
1455 (gen_binary): Likewise.
1456 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
1457 * simplify-rtx.c (simplify_gen_binary,
1458 simplify_gen_relational): Likewise.
1460 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1462 * cse.c (fold_rtx): Use simplify_subreg.
1464 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
1465 (simplify_gen_subreg): New.
1466 (simplify_rtx): Use simplify_subreg.
1467 * rtl.h (simplify_gen_subreg): Declare.
1469 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1471 * doc/install.texi: Update Solaris information.
1473 * except.h (protect_cleanup_actions): Remove it.
1474 (lang_protect_cleanup_actions): Declare it.
1475 * except.c (protect_cleanup_actions): Remove it.
1476 (lang_protect_cleanup_actions): New variable.
1477 (init_eh): Don't make protect_cleanup_actions a GC root.
1478 (expand_eh_region_and_cleanup): Call
1479 lang_protect_cleanup_actions.
1480 (output_function_exception_table): Remove unused `align'
1482 * varasm.c (assemble_external): Abort if we have not yet
1483 opened the assembly output file.
1485 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
1487 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1488 for eh_personality_libfunc.
1490 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1492 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
1493 when calling simplify_subreg. This is needed to allow replacing
1494 of expression of one mode by expression of different mode.
1496 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1498 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1500 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1502 * expr.c (protect_from_queue): Protect against subsequent calls to
1504 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1507 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1509 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1511 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1513 * gccbug.in (CATEGORIES): Add "bootstrap".
1515 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1517 * simplify-rtx.c (simplify_subreg): Break out from ...
1518 * combine.c (combine_splify_rtx) ... here and ...
1519 * recog.c (validate_replace_rtx_1): ... here;
1520 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1521 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1522 (subreg_lowpart_p): ... here.
1524 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1526 * stmt.c (expand_asm_operands): For inout operands, make sure
1527 the substitution of '=' for '+' makes it into the rtl.
1529 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1530 (reload_as_needed): Call update_eliminable_offsets a bit later.
1532 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1534 * gcc.texi (gccbug): Refer to the web pages for detailed information
1537 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1539 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1541 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1542 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1543 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1544 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1545 * cross-make: Don't set LIBGCC1.
1546 * mklibgcc.in: Delete all code for building from libgcc1.c.
1547 Always honor LIB1ASMFUNCS if set.
1549 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1550 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1551 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1552 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1553 config/i386/uwin.asm, config/m68hc11/larith.asm,
1554 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1555 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1556 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1557 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1558 Delete or update references to libgcc1 in commentary.
1560 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1561 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1562 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1563 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1564 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1565 config/arm/t-semi, config/arm/t-strongarm-coff,
1566 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1567 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1568 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1569 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1570 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1571 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1572 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1573 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1574 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1575 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1576 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1577 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1578 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1579 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1580 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1581 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1582 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1583 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1584 config/mips/t-ultrix, config/mn10200/t-mn10200,
1585 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1586 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1587 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1588 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1589 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1590 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1591 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1592 config/sparc/t-sparclite, config/sparc/t-splet,
1593 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1594 config/sparc/t-vxsparc64, config/v850/t-v850:
1595 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1597 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1598 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1599 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1600 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1601 nongcc_SI_type, nongcc_word_type, or perform_*
1602 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1604 * config/i386/386bsd.h, config/i386/beos-elf.h,
1605 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1606 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1607 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1608 Don't include i386/perform.h.
1610 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1611 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1612 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1613 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1614 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1615 config/vax/t-openbsd, config/vax/t-vax: Delete.
1617 * config.gcc: Remove references to deleted files.
1618 (arm-semi-aof): Use arm/t-semi for tmake_file.
1620 * gcc.texi, install.texi, invoke.texi, tm.texi:
1621 Delete or rewrite text which is no longer relevant now that
1622 libgcc1 no longer exists.
1624 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1625 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1627 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1628 Bruce Korb <bkorb@gnu.org>
1630 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1633 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1635 * i386.md: Add two peepholes to clean up code generated by
1638 2001-05-16 Richard Henderson <rth@redhat.com>
1640 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1641 variants of non-absolute encodings.
1643 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1645 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1646 __register_frame_info_table_bases): Export.
1648 2001-05-16 Richard Henderson <rth@redhat.com>
1650 * except.c (eh_data_format_name): Move to ...
1651 * dwarf2asm.c: ... here. Use designated initializers if available.
1652 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1653 * dwarf2asm.h: Update declarations.
1654 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1655 ASM_PREFERRED_EH_DATA_FORMAT.
1656 (output_call_frame_info): Likewise. Use 'L' augmentation for
1659 * unwind-dw2-fde.h (struct fde_vector): New.
1660 (struct old_object): Rename from struct object.
1661 (struct object): New.
1662 (__register_frame_info_bases): Declare.
1663 (__register_frame_info_table_bases): Declare.
1664 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1665 * unwind-dw2-fde.c (objects): Remove.
1666 (unseen_objects, seen_objects): New.
1667 (__register_frame_info_bases): New.
1668 (__register_frame_info): Use it.
1669 (__register_frame_info_table_bases): New.
1670 (__register_frame_info_table): Use it.
1671 (__deregister_frame_info): Rewrite for changed object struct.
1672 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1673 (fde_unencoded_compare): Rename from fde_compare; uninline.
1674 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1675 (start_fde_sort): Adjust for new definition of fde_vector.
1676 (fde_insert): Likewise.
1677 (end_fde_sort): Likewise. Select comparison function based
1678 on properties of the object.
1679 (fde_split): Take object and fde_compare_t arguments.
1680 (frame_heapsort, fde_merge): Likewise.
1681 (classify_object_over_fdes): Rename from count_fdes. Handle
1682 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1684 (add_fdes): Handle encoded pointers.
1685 (init_object): Rename from frame_init. Update for new struct object.
1686 (linear_search_fdes): Rename from search_fdes. Handle encoded
1688 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1689 (binary_search_single_encoding_fdes): New.
1690 (binary_search_mixed_encoding_fdes): New.
1691 (search_object): New.
1692 (_Unwind_Find_FDE): Update for new struct object. Fill in
1694 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1695 iterating over EH data.
1696 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1697 fde_encoding, lsda_encoding.
1698 (read_uleb128, read_sleb128): Remove.
1699 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1700 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1701 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1703 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1705 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1707 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
1708 * cpphash.c (_cpp_lookup_with_hash): Similarly.
1709 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
1710 cpp_spell_token, cpp_output_token): Similarly.
1711 * cpplib.c (lex_macro_node, do_undef, do_pragma,
1712 do_pragma_poison, parse_assertion, do_assert): Similarly.
1713 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
1714 save_parameter, _cpp_create_definition, check_trad_stringification,
1715 cpp_macro_definition): Similarly.
1716 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
1717 * c-lex.c (cb_undef, c_lex): Similarly.
1718 * fix-header.c (recognized_function): Similarly.
1719 * cpplib.h (NODE_LEN, NODE_NAME): New.
1720 (cpp_hashnode): Rename length len.
1722 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
1724 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1727 2001-05-16 Andreas Jaeger <aj@suse.de>
1729 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1731 * toplev.c: Include dwarf2asm.h for prototype of
1732 dw2_output_indirect_constants.
1734 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1736 * stmt.c (expand_asm_operands): Be able to offload addressof
1737 expression to memory. (PR optimization/185)
1739 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1741 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
1742 applying distributive law.
1744 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1746 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1748 * gthr-dce.h (UNUSED): Attribute unused macro.
1749 (__gthread_key_dtor): Make arguments UNUSED.
1750 (__gthread_key_delete): Revise for compatibility with DRAFT4
1753 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1755 * doc/install.texi: Update AIX information.
1756 * README.RS6000: Remove obsolete file.
1758 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1759 Nathan Sidwell <nathan@codesourcery.com>
1761 * gcc.c (give_switch): Don't write before start of string.
1762 Always append suffix.
1764 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1766 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1769 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1771 * README.ALTOS: Remove obsolete file.
1773 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1775 * c-lex.h (save_and_forget_protocol_qualifiers,
1776 forget_protocol_qualifiers, remember_protocol_qualifiers):
1777 Remove deleted functions' prototypes.
1779 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1781 * c-parse.in (methodtype): New production.
1782 (methoddef, methodproto): Collapse separate '-' and '+'
1785 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1787 * c-common.h (RID_FIRST_PQ): New.
1788 * c-parse.in (objc_pq_context): New.
1789 (objc parser): Set objc_pq_context rather than calling
1790 remember_protocol_qualifiers and forget_protocol_qualifiers.
1791 Don't call save_and_forget_protocol_qualifiers.
1792 (yylexname): Handle objc protocol qualifiers here.
1793 * stringpool.c (struct str_header): Replace with sp_hashnode.
1794 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
1795 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
1796 Allocate an IDENTIFIER_NODE for each identifier.
1797 (FORALL_STRINGS, set_identifier): Delete.
1798 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
1799 (ggc_alloc_string): Use an obstack.
1800 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
1801 * tree.h: Update comments.
1802 (set_identifier): Delete.
1803 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
1804 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
1805 remember_protocol_qualifiers): Delete.
1807 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1809 * flow.c (life_analysis): After life analysis is complete, do
1810 an optional scan over insns looking for REG_LABEL notes that
1811 reference a deleted label.
1812 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1813 before peeking at LABEL_NUSES.
1815 2001-05-15 Richard Henderson <rth@redhat.com>
1817 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1818 (_Unwind_GetTextRelBase): New.
1820 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1822 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1824 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1826 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1827 so that CHOOSE_SECTION gets used.
1829 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1830 TARGET_RELOCATABLE like flag_pic for now.
1832 2001-05-15 David Edelsohn <edelsohn@gnu.org>
1834 * rs6000.md (movdi splitter): Sign extend more efficiently.
1835 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
1836 to "long long" valid on 32-bit and 64-bit hosts.
1837 (logical_operand): Cast trunc_int_for_mode return value.
1838 (rs6000_emit_move): Shift macro to encapsulate variable.
1839 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
1840 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
1841 plus_constant requires signed argument.
1843 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1845 * gthr-posix.h: Make additional pthread-* functions weak.
1847 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1849 * recog.c (apply_change_group): Avoid unneeded validating.
1851 2001-05-14 David Edelsohn <edelsohn@gnu.org>
1853 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
1854 (num_insns_constant): CONST_INT can be 64-bits.
1856 2001-05-14 Stan Shebs <shebs@apple.com>
1858 * config/darwin.h (LIB_SPEC): Just use -lSystem.
1859 (LIBGCC_SPEC): Don't define.
1861 2001-05-14 Richard Henderson <rth@redhat.com>
1863 * configure.in (gcc_cv_as_eh_frame): New test.
1864 * config.in, configure: Rebuild.
1865 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1867 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1869 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1870 extended precision divide.
1872 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1874 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1875 for RETURNS as well.
1877 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1879 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
1880 (CPP_CPU??_SIZE_TYPE): New.
1881 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
1882 (CPP_CPU_SPEC): ... here; support choosing of CPU.
1883 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
1884 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
1886 * i386.c (override_options): Add sorry about not suported modes.
1888 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
1890 * config/pa/som.h (NM_FLAGS): Remove.
1891 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1892 (ASM_OUTPUT_SECTION_NAME): Remove.
1893 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1895 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1897 * regrename.c (regrename_optimize): Do not rename registers to
1900 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1902 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1903 contain MEMs. Remove useless distinction about clobbering
1906 2001-05-13 Geoff Keating <geoffk@redhat.com>
1908 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
1909 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
1910 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
1911 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1912 (EXCEPTION_SECTION): Define.
1914 2001-05-13 Zack Weinberg <zackw@stanford.edu>
1916 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
1917 binary backward compat only.
1918 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
1919 in LIB2FUNCS. Pass it to mklibgcc.
1920 * mklibgcc.in: Handle LIB2FUNCS_ST.
1922 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
1924 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1926 * tm.texi (THREAD_MODEL_SPEC): Document it.
1927 * gcc.c (main): Use it.
1928 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1929 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
1931 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1933 * rtl.h (SYMBOL_REF_WEAK): New macro.
1934 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
1935 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
1936 * rtl.texi (SYMBOL_REF_WEAK): Document it.
1937 * gcc.texi: Remove wrong description.
1939 2001-05-13 Mark Mitchell <mark@codesourcery.com>
1941 * Makefile.in (STAMP): New macro.
1942 Replace all uses of `touch' with $(STAMP).
1943 * fixinc/Makefile.in: Likewise.
1945 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1947 * configure.in: ldopen is never in -lexc, so don't test for it.
1948 Add test for exc_resume in -lexc for Ada.
1949 * configure: Regenerated.
1951 2001-05-12 Richard Henderson <rth@redhat.com>
1953 * dwarf2asm.c (size_of_encoded_value): New function.
1954 * dwarf2asm.h: Declare it.
1955 * except.c (output_function_exception_table): Align the TType
1956 array only as wide as the encoding.
1958 2001-05-12 Zack Weinberg <zackw@stanford.edu>
1960 * extend.texi: Document #pragma GCC java_exceptions.
1962 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1964 * c-parse.in (bison parser, init_reswords): Remove uses of
1966 * c-tree.h (doing_objc_thang): Remove.
1968 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1970 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
1971 about files not ending in newlines.
1973 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1975 * dwarfout.c (dwarfout_init): Add cast.
1976 * sched-deps.c (sched_analyze_insn): Remove unused vars.
1977 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
1979 * method.c (build_mangled_C99_name): Remove unused prototype.
1981 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1983 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
1985 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1987 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1988 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
1990 2001-05-11 Richard Henderson <rth@redhat.com>
1992 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1993 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
1994 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
1995 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
1996 (dw2_output_indirect_constants): Prototype.
1997 * dwarf2out.c (dwarf2out_begin_prologue): Generate
1998 current_function_func_begin_label if we'll need it for EH. Exit
1999 early for IA64_UNWIND_INFO.
2000 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
2001 (eh_data_format_name): Update for indirect references.
2002 (output_function_exception_table): Care for IA64_UNWIND_INFO.
2003 Handle ASM_PREFERRED_EH_DATA_FORMAT.
2004 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
2005 define HAVE_eh_return etc.
2006 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
2007 (final_end_function): Don't call output_function_exception_table.
2008 * toplev.c (compile_file): Call dw2_output_indirect_constants.
2009 (rest_of_compilation): Invoke output_function_exception_table
2010 for ia64 before assemble_end_function.
2011 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
2012 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
2014 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
2015 * unwind.h: Declare them.
2016 * libgcc-std.ver: Export them.
2017 * unwind-pe.h: New file.
2019 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2021 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
2023 (find_fde_for_dso): Extract DT_PLTGOT.
2024 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
2025 the segment and gp as well.
2026 * config/ia64/frame-ia64.c: Remove file.
2027 * config/ia64/frame-ia64.h: Remove file.
2028 * config/ia64/unwind-ia64.c: New file.
2029 * config/ia64/unwind-ia64.h: New file.
2030 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
2031 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
2032 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
2033 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2034 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2035 (IA64_UNWIND_INFO): Re-enable.
2036 (HANDLER_SECTION): Remove.
2037 (EH_RETURN_DATA_REGNO): New.
2038 * config/ia64/ia64.md (exception_receiver): Remove.
2039 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
2040 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
2042 2001-05-11 Richard Henderson <rth@redhat.com>
2044 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2045 calls and jumps to be bundled together.
2046 (ia64_reorg): Emit a break after a noreturn call that ends
2048 * config/ia64/ia64.md (break_f): New.
2050 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2052 * c-lex.c (lex_charconst): Convert into a simple wrapper
2053 around cpp_interpret_charconst, to which most of the code
2055 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
2056 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
2057 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
2058 (lex): Use cpp_interpret_charconst.
2059 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
2060 hex_digit_value): New functions.
2061 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
2062 * cpplib.h (cpp_interpret_charconst): New prototype.
2063 * Makefile.in: Update.
2065 2001-05-12 Dean Wakerley <dean@wakerley.com>
2067 * doc/install.texi: New file. Converted to texinfo from the HTML
2068 documentation in wwwdocs/htdocs/install.
2070 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
2072 * gcse.c (insert_insn_end_bb): Do not search for assignments to
2073 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2075 * toplev.c (compile_file): Move comment for opening output
2076 file to just before the code that opens the output file.
2078 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2080 * regmove.c (regmove_optimize): Suppress the optimization for
2081 unchanging destination register. Add comment above function.
2083 2001-05-11 Zack Weinberg <zackw@stanford.edu>
2085 * Makefile.in: Exterminate all references to assert.h.
2086 * cross-make: Likewise.
2088 * configure.in: Correct commentary.
2089 * configure: Regenerate.
2091 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
2094 * config/t-freebsd, config/t-linux, config/t-linux-aout,
2095 config/t-netbsd, config/t-rtems, config/x-linux,
2096 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
2097 No need to override INSTALL_ASSERT_H.
2099 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
2100 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
2101 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
2103 2001-05-11 Graham Stott <grahams@redhat.com>
2105 * combine.c (simplify_comparison): Fix typo.
2107 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2109 * loop.h (struct movables): Remove `num'.
2110 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
2111 Adjust call to strength_reduce.
2112 (num_unmoved_movables): New function.
2113 (move_movables): Don't set movables->num.
2114 (strength_reduce): Compute the number of instructions in the loop
2115 here, rather than in the caller.
2116 (check_dbra_loop): Always clear reversible_mem_store if there
2117 are any memory sets.
2118 (loop_regs_scan): Don't count instructions here.
2119 (count_insn_in_loop): New function.
2121 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2123 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2125 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2127 * c-common.c (finish_label_expr): New function, lifted from
2128 from cp/semantics.c.
2129 * c-common.h (finish_label_expr, lookup_label): New prototypes.
2130 * c-parse.in: Move 3 blocks of parser code into new functions.
2131 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
2132 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
2133 (lookup_label): Remove.
2135 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
2137 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
2138 FLOAT_BIT_ORDER_MISMATCH.
2140 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2142 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2143 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2145 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2147 * expr.c (emit_group_load): extract_bit_field requires a REG or
2150 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
2152 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2153 a computed jump into an unconditional jump.
2154 In second hunk of code for collapsing computed and conditional jumps
2155 into unconditional jumps, reemit the jump in additional cases.
2157 * jump.c (jump_optimize_1): Do not wrap the new jump target
2158 inside a LABEL_REF; gen_jump will do that automatically.
2160 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
2162 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
2163 contents for a SYMBOL_REF in case of floating point constants.
2165 2001-05-10 DJ Delorie <dj@redhat.com>
2167 * c-common.c (combine_strings): Widen strings in a
2168 host-endian-independent way.
2170 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
2172 * c-parse.in: Remove many shift/reduce conflicts. Update
2174 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
2175 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
2176 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
2177 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
2178 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
2179 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
2180 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
2181 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
2182 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
2183 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
2184 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
2185 typespec_reserved_nonattr, typespec_reserved_attr,
2186 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
2187 structsp_nonattr, components_notype, component_notype_declarator,
2188 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
2189 firstparm, setspecs_fp): New
2190 (typed_declspecs, reserved_declspecs, typed_typespecs,
2191 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
2192 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
2193 declmods_no_prefix_attr, nonempty_type_quals, structsp,
2194 type_quals): Remove. Users updated.
2195 (initdecls, notype_initdecls, after_type_declarator,
2196 parm_declarator, notype_declarator, absdcl1, components, ivars):
2197 Don't allow attributes at the start of a declarator; include them
2198 in the production containing the declarator instead. Always
2199 require type specifiers before trying to redeclare a typedef name.
2200 (typename): Allow for attributes but warn that they are ignored.
2201 (parmlist, firstparm, setspecs_fp): Include attributes in
2202 parmlist; suck them off the parser stack in firstparm using
2205 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
2207 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
2208 to determine if a block has an unconditional jump at its end.
2210 * jump.c (jump_optimize_1): When converting a conditional jump
2211 to an unconditional jump, build the jump using gen_jump instead
2212 of just modify operands in-place.
2214 2001-05-09 Zack Weinberg <zackw@stanford.edu>
2216 * cppinit.c (cpp_post_options): Shut off macro expansion if
2218 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
2219 IN_I directives only if the # is in column 1 and the directive
2220 name begins in column 2.
2221 * cppmain.c (scan_buffer): Insert a space between # and an
2222 identifier, when that identifier is a directive name.
2224 * tradcpp.c (struct file_buf): Add a pointer to the next entry
2225 in the header search path.
2226 (enum node_type): Add T_INCLUDE_NEXT.
2227 (directive_table): Add entry for include_next.
2228 (do_include_next): New function.
2229 (process_include): New routine, broken out of do_include.
2230 (finclude): Insert 'nhd' argument, to be copied into
2231 next_header_dir of the new buffer.
2232 (main): Adjust to match.
2233 * gsyslimits.h, limity.h: Un-indent #include_next.
2235 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
2237 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
2238 inclusion as a chapter of the GCC manual.
2239 * gcc.texi: Include objc.texi.
2240 * fdl.texi: Use @unnumberedsec for the addendum.
2241 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
2243 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2245 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
2247 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
2249 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
2250 handling of two-address insns.
2252 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
2254 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
2255 ../binutils/nm-new instead of ../binutils/nm.
2257 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2259 * i386.md (movdi splitter): Fix the splitting condition
2260 (float_extenddftf splitter): Fix mode.
2262 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2264 * genrecog.c (write_switch): Avoid outputting of switch for
2265 types wider than int.
2267 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
2269 * reload1.c (copy_eh_notes): New function.
2270 (emit_input_reload_insns): Call it.
2271 (emit_output_reload_insns): Call it.
2273 2001-05-07 Zack Weinberg <zackw@stanford.edu>
2275 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
2277 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
2278 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
2280 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
2282 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2284 * pa.md (interspace_jump): Revise comment.
2285 (builtin_longjmp): Block initial setup insns from delay slot of
2287 (builtin_setjmp_receiver): New expander to save and restore PIC
2290 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2292 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2294 * toplev.c (compile_file): Set up the output file before we call
2295 the various initializers for the compiler.
2297 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2298 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2300 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2301 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2303 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2305 * Makefile.in (tradcpp0): Correct typo in dependency list.
2307 2001-05-06 Geoff Keating <geoffk@redhat.com>
2309 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2310 the link register if we're not going to use it.
2312 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2313 (output_function_profiler): Likewise.
2315 2001-05-07 Alan Modra <amodra@one.net.au>
2317 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2319 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2321 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2322 zero-extend it. Make abs_inc unsigned.
2324 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2325 widest mode in narrowing and widening operations.
2327 * config/mips/mips.md: Sign extend CONST_INTs.
2329 2001-05-06 Andreas Jaeger <aj@suse.de>
2331 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2332 (i386 Options): Document -momit-leaf-frame-pointer.
2334 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2336 * c-typeck.c (internal_build_compound_expr): Check for
2337 array to pointer conversion just once.
2339 2001-05-05 Richard Henderson <rth@redhat.com>
2341 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2343 2001-05-05 Richard Henderson <rth@redhat.com>
2345 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2346 to the parent of the fixup region.
2348 2001-05-05 Jakub Jelinek <jakub@redhat.com>
2350 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2352 * cpp.texi (__NO_INLINE): Document it.
2354 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2356 * cppfiles.c (struct include_file): New member err_no.
2357 (find_or_create_entry): Set it.
2358 (open_file): Don't set fds to -2. Instead, use err_no to
2359 remember previous errors, if any.
2361 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2363 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2364 between X and Y by using sequences of xgdx and xgdy.
2366 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2368 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2369 of '!' for the 'D' alternative ('!' is too strong).
2370 ("*logicalsi3_silshl16"): Likewise.
2371 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2372 ("movstrictsi"): Remove spurious '+'.
2373 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2374 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2375 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2378 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2380 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2382 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
2384 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
2387 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2389 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
2392 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2394 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2395 soft register, use ror instead of rol.
2397 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2399 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2400 into account pre/post increment decrement for 68HC12.
2401 Fix other problems in replacement and fix call to reg_mentioned_p.
2403 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2405 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2406 Put the soft registers in bss for 68HC12.
2407 (L_regs_d3_4): New for _.d3 and _.d4.
2408 (L_regs_d5_6): Likewise.
2409 (L_regs_d1_2): Likewise.
2410 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2412 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2414 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2415 to the pre-processor when -fshort-double is specified.
2416 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2418 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2420 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2421 (__mulsi3): Rewrite for 68HC12.
2422 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2423 Mark 'x' constraint with earlyclobber to prevent a
2424 RELOAD_FOR_OTHER_ADDRESS to go in it.
2425 (mulhi3_m68hc12): New pattern.
2426 (mulhi3_m68hc11): Rename of mulhi3.
2427 (mulhi3): New expand for 68HC12 optimisation.
2428 (umulhisi3, mulhisi3): New patterns for 68HC12.
2430 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2432 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2433 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2434 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2436 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2438 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2439 constants cheap after reload.
2440 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2442 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2443 so that gcc prefers a shift by 16.
2444 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2446 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
2448 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
2450 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2452 * alpha.h: NULL_PTR -> NULL.
2459 * i386.md: Likewise.
2462 * m68hc11.h: Likewise.
2463 * rs6000.h: Likewise.
2466 * sparc.h: Likewise.
2470 * final.c: Likewise.
2472 * recog.c: Likewise.
2474 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2476 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
2477 `bool' parameter to `int'.
2479 * hash.c (hash_lookup): Likewise.
2481 * hash.h (hash_lookup): Likewise.
2483 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2485 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2487 * i386.c (x86_initialize_trampoline): Fix mode of constant.
2489 2001-05-03 Geoff Keating <geoffk@redhat.com>
2491 * invoke.texi (i386 Options): Delete references to -malign-jumps,
2492 -malign-loops, -malign-functions.
2493 * i386.c (ix86_align_funcs): Delete.
2494 (ix86_align_loops): Delete.
2495 (ix86_align_jumps): Delete.
2496 (override_options): Mark -malign-* as obsolete. Emulate their
2497 behaviour with the -falign-* options. Default -falign-* from
2498 the processor table.
2499 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2500 patch of Wed May 2 13:09:36 2001.
2501 (LOOP_ALIGN): Delete.
2502 (LOOP_ALIGN_MAX_SKIP): Delete.
2503 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2504 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2506 2001-05-04 Andreas Jaeger <aj@suse.de>
2508 * except.h: Add prototype declaration for
2509 expand_builtin_init_dwarf_reg_sizes.
2511 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2513 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2515 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2517 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2519 ("bitcmpqi2"): New pattern for bit-extract and test.
2520 ("bitcmphi"): New pattern for bitb/bita instructions.
2522 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2524 * gccbug.in: Use a temporary directory when the mktemp command is
2527 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2529 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2531 (INITIALIZE_TRAMPOLINE): Call it.
2532 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2533 (TRAMPOLINE_TEMPLATE): Remove.
2534 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2535 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2538 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2540 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2541 and crtendS.o with PIC.
2543 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2545 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2547 (___subdi3, ___adddi3): Use x instead of y as index register.
2548 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2549 (__memset, __memcpy): Likewise.
2550 (regs): Put the soft registers in bss for 68HC12.
2551 (abort): Use trap to abort for 68hc12.
2552 (__mulhi3, __mulhi32): Use emul for 68hc12.
2553 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2555 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2557 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2558 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2559 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2560 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2561 Set 68HC12 min offset to -65536.
2562 (print_operand): Put parenthesis arround the operand if it refers
2563 to a symbol having the same name as a register.
2564 (m68hc11_z_replacement): When z register is replaced by its
2565 equivalent soft register, force the insn to be re-recognized.
2566 (m68hc11_check_z_replacement): Fix the test when destination is
2567 the index register and z dies in the insn.
2568 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2570 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2572 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2573 costs according to processor variant.
2574 (m68hc11_shift_cost): New function to compute shift costs.
2575 (m68hc11_rtx_costs): Define costs according to processor variant.
2576 (m6811_cost): Costs for 68HC11.
2577 (m6812_cost): Costs for 68HC12.
2578 (COSTS_N_INSNS): Remove.
2580 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2581 (DEFAULT_RTX_COSTS): Remove.
2582 (CONST_COSTS): Define costs according to OUTER_CODE.
2583 (processor_costs): New struct to define costs.
2584 (m68hc11_cost): Pointer to current costs.
2586 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2588 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2589 and use m68hc11_notice_keep_cc when using leax/leay.
2590 (addhi3 split): Reject split if the insn is handled by
2592 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2593 push must be handled in a special way if the source operand uses
2594 sp as index register.
2595 (m68hc11_notice_keep_cc): New function.
2596 (m68hc11_gen_movhi): Use it when an insn changes a register but
2598 (m68hc11_gen_movqi): Fix move for 68HC12.
2599 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2601 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2603 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2604 and don't pass operands[0] to emit_library_call_value.
2606 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2608 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2609 (zero_extendsi split): Simplify and use (zero_extendhi).
2610 (*addhi3): Remove 'w' constraint since stack pointer is handled
2612 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2613 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2614 (*ashrhi3_const): Fix shift by 7.
2615 (*lshrsi3_const16): Fix template.
2616 (call, call_value): Fix constraint and predicate.
2618 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2620 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2621 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2622 (CC_REGNUM): Likewise.
2623 (*unnamed splits): Use above constants instead of hard coded numbers.
2624 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2625 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2626 (*return_16bit, *unnamed peepholes): Likewise.
2628 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2630 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2631 rs6000/rs6000.h twice.
2633 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2635 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2636 (CPP_SPEC): Conditionally define MSDOS and GO32.
2637 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2638 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2640 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2642 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2644 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
2646 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2648 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2649 * integrate.c (expand_inline_function): Use xcalloc to allocate
2651 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2654 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2656 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
2659 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2661 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
2662 linker if -mrelax is given.
2663 (TARGET_SWITCHES): Document -mrelax.
2665 Re-installed 2001-01-09's patch:
2666 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
2667 if it's wider than long and the target's long is wider than the
2670 2001-05-02 David O'Brien <obrien@FreeBSD.org>
2672 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
2673 directly include rs6000/rs6000.h. Instead do it in tm.h.
2675 2001-05-02 Stan Shebs <shebs@apple.com>
2677 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
2678 NSConstantString for NeXT-style runtimes.
2679 (STRING_OBJECT_GLOBAL_NAME): New macro.
2680 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
2681 OCTI_STRING_CLASS_DECL.
2682 (constant_string_global_id): New macro.
2683 (string_class_decl): Ditto.
2684 (setup_string_decl): New function.
2685 (build_objc_string_object): Use it to build a NeXT runtime
2686 compatible string initializer.
2688 2001-05-02 Jakub Jelinek <jakub@redhat.com>
2690 * tradcpp.c (do_define): Make sure we don't walk past limit.
2692 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2694 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
2695 offsets if not REG_OK_STRICT.
2697 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
2698 (INT_REG_OK_FOR_INDEX_P): Likewise.
2699 (INT_REG_OK_FOR_BASE_P): Likewise.
2700 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
2701 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
2702 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
2703 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
2704 REG_OK_FOR_BASE_P. Take an additional parameter.
2705 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
2706 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
2707 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
2708 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
2709 rs6000_legitimate_address() and use it.
2710 * config/rs6000/rs6000.c: Update all callers.
2711 (rs6000_legitimate_address): New function.
2713 2001-05-02 David Edelsohn <edelsohn@gnu.org>
2715 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
2716 special_constant conditional blocks together.
2718 2001-05-02 Dale Johannesen <dalej@apple.com>
2720 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2722 (STRICT_ARGUMENT_NAMING): Define.
2723 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2724 function_arg_partial_nregs, setup_incoming_varargs): Remove
2725 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2728 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2730 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
2732 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2735 * expr.c (store_field): Do nothing except elaborate side-effects if
2738 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2740 * c-lex.c: NULL_PTR -> NULL.
2742 * emit-rtl.c: Likewise.
2744 * genpeep.c: Likewise.
2746 * mips-tdump.c: Likewise.
2747 * reload1.c: Likewise.
2748 * rtlanal.c: Likewise.
2750 * stor-layout.c: Likewise.
2751 * toplev.c: Likewise.
2753 2001-05-01 Per Bothner <per@bothner.com>
2755 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2756 call do_pending_stack_adjust before emiting label.
2758 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2760 * extend.texi: Fix typo.
2762 2001-05-01 Stan Shebs <shebs@apple.com>
2764 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2765 of UOBJC_MODULES_decl.
2766 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2767 (generate_descriptor_table): Ditto.
2768 (generate_protocols): Ditto.
2769 (generate_protocol_list): Ditto.
2770 (generate_classref_translation_entry): Ditto.
2772 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2774 * invoke.texi (Optimize Options): Add documentation for `--param
2775 max-delay-slot-insn-search' and `--param
2776 max-delay-slot-live-search' and reorder --param section.
2777 * params.def: Modify initial comment.
2778 * params.h (param_info): Add `help' member.
2779 * toplev.c (lang_independent_params): Include `help' description.
2780 (display_help): Print --param parameters.
2782 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2784 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
2785 Remove references to deleted files.
2786 (*-*-openbsd): No need to override xmake_file.
2787 (*-*-sysv4): Treat like *-*-sysv.
2789 * configure.in: Probe for ldopen in various places, and set up
2790 collect2 to be linked with them if found.
2791 Don't dink with Windows registry stuff unless $host_os is a
2792 Win32 os name. Check to see if we need -ladvapi32.
2793 * configure: Regenerate.
2795 * Makefile: Get rid of CLIB and HOST_CLIB.
2796 Substitute in COLLECT2_LIBS and link collect2 against its contents.
2797 * build-make: Get rid of HOST_CLIB.
2799 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
2800 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2801 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2802 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
2803 config/rs6000/x-rs6000: Delete.
2805 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2808 24 x-host fragments remain, 0 x-cpu, 3 top level.
2810 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2812 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2813 * configure: Regenerate.
2815 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2817 * Makefile.in (install-headers): Remove redundant dependency.
2819 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2821 * c-tree.texi (USING_STMT): Document.
2823 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2825 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2826 * c-common.c: Likewise.
2827 * c-decl.c: Likewise.
2828 * combine.c: Likewise.
2829 * rs6000.c: Likewise.
2830 * except.c: Likewise.
2831 * explow.c: Likewise.
2833 * fold-const.c: Likewise.
2834 * function.c: Likewise.
2837 * integrate.c: Likewise.
2839 * objc/objc-act.c: Likewise.
2840 * recog.c: Likewise.
2841 * reg-stack.c: Likewise.
2842 * reload.c: Likewise.
2843 * reload1.c: Likewise.
2844 * simplify-rtx.c: Likewise.
2846 * varasm.c: Likewise.
2848 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
2850 * diagnostic.def: New file.
2851 * diagnostic.h (diagnostic_t): New enum.
2852 * Makefile.in (diagnostic.o): Depend on diagnostic.def
2854 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2856 * tsystem.h: Test only POSIX for availability of string.h
2858 * config.gcc (all systems): If USG appeared in xm_defines,
2859 change it to POSIX. If both USG and POSIX appeared, just
2860 delete USG. Remove unnecessary quotes around xm_defines
2862 (m68k-crds-unos*): Don't #define unos - tested nowhere.
2863 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
2864 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
2865 powerpc-*-linux*): No need to set xm_defines - handled by
2866 global settings for *-*-linux*.
2868 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2870 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
2871 Always include gstab.h, not system stab.h. Don't provide
2872 default definitions of N_CATCH or N_OPT. Always use the
2873 gstab.h variant of STAB_CODE_TYPE.
2874 * final.c: Don't include stab.h/gstab.h at all, or provide
2875 defaults for N_SLINE and N_SOL.
2877 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
2878 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
2880 * sdbout.c: Always include gsyms.h instead of system syms.h.
2882 * configure.in: No need to check for stab.h.
2883 * configure, config.in: Regenerate.
2884 * Makefile.in (final.o): Don't depend on gstab.h.
2886 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2887 Richard Henderson <rth@redhat.com>
2889 * extend.texi: Improve documentation of volatile asms.
2891 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2893 * c-tree.texi: Fix thinko.
2894 * gcc.texi: Likewise.
2896 2001-04-30 Richard Henderson <rth@redhat.com>
2898 * c-common.c (c_promoting_integer_type_p): New function, from the
2899 corpse of old macro. Properly promote too-small enumerations and
2900 booleans. Adjust all callers.
2901 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2902 (c_promoting_integer_type_p): Declare.
2903 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2904 * c-typeck.c: Likewise.
2905 (default_conversion): Remove now redundant boolean check.
2907 2001-04-30 Jan Hubicka <jh@suse.cz>
2908 Richard Henderson <rth@redhat.com>
2910 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2912 (combine_stack_adjustments_for_block): Don't combine stack
2913 allocation followed by deallocations. Handle grow-up stacks.
2915 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2917 * fdl.texi: New file.
2918 * c-tree.texi: Use the GFDL.
2919 * gcc.texi: Likewise.
2921 2001-04-30 Stan Shebs <shebs@apple.com>
2923 * invoke.texi: Add a section documenting Objective-C options.
2925 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
2927 * emit-rtl.c (try_split): Copy EH notes to sequence.
2929 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2931 * regmove.c (record_stack_memrefs): Catch all references to the
2934 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
2936 * Makefile.in (stmp-fixinc): quote shell assignment values
2938 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2940 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
2944 * prefix.c: Likewise.
2946 2001-04-28 Stan Shebs <shebs@apple.com>
2948 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
2949 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
2950 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
2951 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
2953 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
2954 (NEXT_OBJC_RUNTIME): Define.
2956 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2958 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
2959 * simplify-rtx.c (simplify_gen_relational): Likewise.
2961 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
2963 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
2964 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
2966 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
2967 registers in SSE case; fix handling of the immediates.
2968 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
2969 operands to be in regsiters before reload.
2970 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
2971 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
2972 (abstf,absxf,negtf,negxf splitters): Compute
2973 properly the regnum for x86_64.
2974 (avsdf2_if_rex64): New.
2976 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
2978 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
2979 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
2980 into the constant pool.
2981 * jump.c (jump_optimize_1): Remove barrier successors after all
2982 the LABEL_NUSES counds have been computed.
2983 (delete_barrier_successors): When deleting a tablejump insn, also
2984 delete the jump table it uses.
2985 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
2988 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
2990 * pa.c (FRP): Remove erroneous white space in macro definition.
2992 2001-04-28 Andreas Jaeger <aj@suse.de>
2994 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
2996 * extend.texi: Likewise.
2997 * tm.texi: Likewise.
2999 2001-04-28 Andreas Jaeger <aj@suse.de>
3001 * md.texi: Use XX-bit instead of XXbit or XX bit where
3004 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
3006 * gcc.c (process_command): Allow -l lib in addition to -llib
3007 for POSIX compliance. This fixes PR c/2347.
3009 * invoke.texi: Update section on Link Options accordingly.
3011 2001-04-27 Zack Weinberg <zackw@stanford.edu>
3013 * function.c (purge_addressof_1): Remove the duplicate
3014 if (code == SET) block. Fold the two if (code == ADDRESSOF)
3017 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
3019 * except.c (expand_eh_region_start): Don't start a new block.
3020 (expand_eh_region_end): Don't end a block.
3021 * stmt.c (expand_end_bindings): Don't end EH blocks.
3022 (expand_decl_cleanup): Starting an EH region won't change the block.
3023 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
3024 (is_eh_region): Lose.
3027 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3029 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
3031 * collect2.c (main): Add `-L' case to remove duplicate entries.
3032 (is_in_args): New function to check for a duplicate argument.
3033 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
3034 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
3035 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3036 Define to be nonzero.
3038 2001-04-27 Andreas Jaeger <aj@suse.de>
3039 Richard Henderson <rth@redhat.com>
3041 * md.texi (Machine Constraints): Document additional i386
3042 constraints and fix description of "A".
3044 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
3046 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
3048 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
3050 * except.c (get_exception_filter): word_mode, not Pmode.
3052 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
3054 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
3055 common to other movsf patterns. Move up so that in future
3056 people who change the other patterns will change it too.
3057 (movsf_lo_sum): Allow even for soft-float; add appropriate
3059 (movsf_high): Likewise.
3060 (movsf_high+1): Allow even for soft-float.
3062 * function.c (expand_function_end): Always clobber the
3063 return registers, even if there is no return label.
3065 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3067 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
3069 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
3071 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
3072 (pushqi2_rex64, pushhi2_rex64): Add.
3074 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
3076 * except.c (expand_eh_region_end_cleanup): Force pending stack
3077 adjust before emitting label that branches around cleanup code.
3079 2001-04-26 H.J. Lu (hjl@gnu.org)
3081 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
3083 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
3085 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
3086 (ASM_OUTPUT_SECTION_NAME): Likewise.
3087 (ASM_WEAKEN_LABEL): Likewise.
3088 (UNIQUE_SECTION): Likewise.
3089 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3090 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3091 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
3092 (ASM_OUTPUT_SECTION_NAME): Likewise.
3093 (ASM_WEAKEN_LABEL): Likewise.
3094 (UNIQUE_SECTION): Likewise.
3095 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3096 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3097 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
3098 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
3099 (ASM_FILE_START): Likewise.
3100 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3101 (ASM_DECLARE_OBJECT_NAME): Likewise.
3102 (ASM_FILE_END): Likewise.
3103 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3104 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3105 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3106 (ASM_OUTPUT_CASE_LABEL): Likewise.
3107 (ASM_OUTPUT_SKIP): Likewise.
3108 (ASM_OUTPUT_ASCII): Likewise.
3109 (ASM_OUTPUT_IDENT): Likewise.
3110 (READONLY_DATA_SECTION): Likewise.
3111 (EXTRA_SECTIONS): Likewise.
3112 (EXTRA_SECTION_FUNCTIONS): Likewise.
3113 (SELECT_RTX_SECTION): Likewise.
3114 (SELECT_SECTION): Likewise.
3116 * config/mips/linux.h (INVOKE__main): Undefine.
3117 (CTOR_LIST_BEGIN): Likewise.
3118 (CTOR_LIST_END): Likewise.
3119 (DTOR_LIST_BEGIN): Likewise.
3120 (DTOR_LIST_END): Likewise.
3121 (SET_ASM_OP): Defined it to ".dummy".
3122 (ASM_OUTPUT_DEF): Defined.
3123 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
3125 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
3127 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
3128 assembler supports .p2align.
3130 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3132 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3134 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3136 * integrate.c (expand_inline_function): Check for error_mark_node
3139 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3141 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
3144 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
3146 * configure.in (configargs.h): Define thread_model.
3147 * configure: Rebuilt.
3148 * gcc.c (main): Print it with -v.
3150 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
3152 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
3153 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
3154 * gcc.1: Regenerate.
3156 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3158 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
3159 is_redundant_typedef): Use static inline instead of inline static.
3161 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
3163 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
3164 this directory is always searched.
3166 2001-04-25 Richard Henderson <rth@redhat.com>
3168 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
3169 of registers to restore along non eh_return path.
3171 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3173 * c-format.c (check_format_info_recurse): Handle
3174 PLUS_EXPR for format string.
3176 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3178 * config/ia64/ia64.h (CC1_SPEC): Define.
3179 * config/ia64/linux.h (CC1_SPEC): Define.
3181 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
3183 * emit-rtl.c (constant_subword): Also do sign extension in
3184 BITS_PER_WORD == 16 case.
3186 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
3188 * loop.c (try_swap_copy_prop): Go back to checking insn.
3190 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3192 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
3193 if check_mode is non-zero.
3195 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3197 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
3198 out and comparison sequence has been detected, put result into
3199 proper temporary pseudo.
3201 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3203 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
3204 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
3205 * libgcc2.c: Remove __dummy and __builtin_saveregs.
3206 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
3207 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
3208 for future reference.
3210 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
3212 * except.c (reachable_handlers): Step out one level from a RESX.
3214 * except.c (struct eh_region): Rename 'last' to 'resume'.
3215 (mark_eh_region, duplicate_eh_region_1): Adjust.
3216 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
3217 (build_post_landing_pads): Likewise.
3218 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
3219 (expand_eh_region_end_must_not_throw): Likewise.
3220 (connect_post_landing_pads): Thread (only) regions with non-deleted
3223 * except.c (expand_eh_region_end_cleanup): Save the EH return data
3224 registers around the cleanup.
3225 (get_exception_filter): New fn.
3226 (finish_eh_generation): Use it.
3228 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
3230 * c-semantics.c (add_scope_stmt): Don't call
3231 current_scope_stmt_stack multiple times.
3233 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3234 Nathan Sidwell <nathan@codesourcery.com>
3236 Lazy __FUNCTION__ generation.
3237 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
3238 RID_C99_FUNCTION_NAME): New _RIDs.
3239 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
3240 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
3241 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
3243 (function_id_node, pretty_function_id_node, func_id_node): Remove.
3244 (c99_function_name_decl_node, function_name_decl_node,
3245 pretty_function_name_decl_node, saved_function_name_decls):
3247 (struct language_function): Remove x_function_name_declared_p.
3248 (make_fname_decl): Remove a parameter.
3249 (declare_function_names): Remove prototype.
3250 (start_fname_decls, finish_fname_decls): Prototype.
3251 (fname_as_string): Likewise.
3252 (fname_string, fname_decl): Likewise.
3253 * c-common.c (make_fname_decl): Adjust.
3254 (struct fname_var_t): New struct.
3255 (fname_vars): New static array.
3256 (declare_function_name): Remove.
3257 (start_fname_decls, finish_fname_decls): New functions.
3258 (fname_as_string): New function from remnants of
3259 declare_function_name.
3260 (fname_string, fname_decl): New functions.
3262 * c-decl.c (c_function_name_declared_p): Remove.
3263 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
3264 don't call declare_function_name. Call start_fname_decls.
3265 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
3266 clobber the line number. Call finish_decl.
3267 (start_function): Call start_fname_decls.
3268 (finish_function): Call finish_fname_decls.
3269 Remove c_function_name_declared_p.
3270 (push_c_function_context): Don't push c_function_name_declared_p.
3271 (pop_c_function_context): Don't pop c_function_name_declared_p.
3272 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
3273 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
3274 (program): Call finish_fname_decls for C.
3275 (primary): Add VAR_FUNC_NAME.
3276 (reswords): Add slots for __FUNCTION__ et al.
3277 (rid_to_yy): Add mappings for __FUNCTION__ et al.
3278 (yylexname): If it's a STRING_FUNC_NAME generate the function name
3279 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
3280 * c-semantics.c (prune_unused_decls): Remove.
3281 (finish_stmt_tree): Don't call prune_unused_decls.
3282 (genrtl_decl_stmt): Don't prune unused decls here.
3284 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
3286 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
3287 constant pool, use the pool's SYMBOL_REF instead.
3289 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
3292 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3294 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3295 passing nested NOP_EXPRs to fold.
3297 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
3299 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3301 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3303 * loop.c (loop_delete_insns): Add prototype.
3305 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3307 * configure.in: Remove ENABLE_STD_NAMESPACE.
3308 * config.in: Regenerated.
3309 * configure: Regenerated.
3311 2001-04-22 Stan Shebs <shebs@apple.com>
3313 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3315 * config/rs6000/xm-darwin.h: Remove file.
3317 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3319 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3320 (write_c_file_stat): Likewise.
3322 * dbxout.c (dbxout_init): Likewise.
3324 * profile.c (output_func_start_profiler): Likewise.
3326 2001-04-22 Philipp Thomas <pthomas@suse.de>
3328 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3329 require it instead of the CVS version.
3330 * cpperror.c (v_message): Put a blank before the macro
3331 body to not confuse exgettext.
3333 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3335 * flow.c (proagate_one_insn): Remove useless assignment.
3336 * jump.c (delete_insn): Tidy.
3337 * loop.c (try_copy_prop): When deleting an instruction with a
3338 REG_RETVAL note, delete the entire libcall sequence.
3339 (loop_delete_insns): New function.
3340 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3341 we're not substituting into them yet.
3343 2001-04-21 Kazu Hirata <kazu@hxi.com>
3345 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3347 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3349 * config/i960/i960.c (signed_arith_operand): Likewise.
3351 * calls.c (expand_call): Fix a comment typo.
3353 2001-04-20 Zack Weinberg <zackw@stanford.edu>
3355 * configure.in: Probe for times, clock, struct tms, and clock_t.
3356 * configure, config.in: Regenerate.
3357 * timevar.c: Replace ifdef forest in get_time with (relatively)
3358 straightforward series of checks based on autoconf's probes.
3360 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
3362 * config/pa/som.h (NM_FLAGS): Define.
3364 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3366 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
3368 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
3369 * ia64.c (nop_cycles_until): New function.
3370 (prev_cycle, prev_first, last_issued): New static variables.
3371 (ia64_sched_reorder): Additional arg for clock.
3372 On final scheduling pass, emit extra NOPs as needed.
3373 Set prev_first and prev_cycle.
3374 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
3375 (ia64_variable_issue): Set last_issued.
3377 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
3379 * config/i386/i386.c (ix86_expand_int_movcc,
3380 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
3382 2001-04-20 Geoff Keating <geoffk@redhat.com>
3384 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
3385 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
3386 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
3387 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
3388 ctrdi_internal6): In the short-branch case, this insn is only 4
3389 bytes long. Reported by Reza Yazdani <reza@apple.com>.
3391 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3393 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
3394 "=u" is used together with "st" resp. "st(1)" clobber.
3396 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3398 * gcse.c (gcse_main): Fix comment typo.
3399 (delete_null_pointer_check): Likewise.
3400 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
3401 * cse.c (cse_insn): Likewise.
3402 * function.c (fixup_var_refs_insns_with_hash): The sequence is
3405 2001-04-19 Zack Weinberg <zackw@stanford.edu>
3407 * toplev.c: Excise all code for the undocumented -dm option.
3408 (float_signal): Call signal just once, unconditionally.
3410 2001-04-19 Geoff Keating <geoffk@redhat.com>
3412 * fold-const.c (fold): Use first_rtl_op rather than
3413 TREE_CODE_LENGTH when looping over parameters of a tree.
3414 Correct strange grouping in test for evaluated SAVE_EXPR.
3416 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
3418 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3419 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3421 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3422 name at 32 total characters.
3423 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3424 functions in named sections -- data items can still go into unique
3425 sections, but they have normal names (ie $LIT$ and $DATA$).
3427 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3430 2001-04-19 DJ Delorie <dj@redhat.com>
3432 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3433 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
3434 * config/i386/cygwin.h: Likewise.
3435 * config/i386/mingw32.h: Likewise.
3436 * config/vax/vms.h: Likewise.
3437 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
3439 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3440 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
3441 * config/i386/xm-cygwin.h: Likewise.
3442 * config/i386/xm-djgpp.h: Likewise.
3443 * config/i386/xm-mingw32.h: Likewise.
3444 * config/vax/xm-vms.h: Likewise.
3446 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
3447 instead of OBJECT_SUFFIX.
3448 * collect2.c (find_a_file): Look for files matching the extension
3449 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
3450 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
3451 TARGET_EXECUTABLE_SUFFIX.
3452 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
3453 (make_relative_prefix): Likewise.
3454 (convert_filename): Use TARGET_ suffixes throughout. Remove
3456 (process_command): Likewise.
3457 (do_spec_1): Likewise.
3458 * java/lang.c (init_parse): Likewise.
3460 * gcc.texi : Document four new options matching the pattern
3461 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
3462 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
3463 documentation for NO_AUTO_EXE_SUFFIX.
3465 2001-04-19 Mark Mitchell <mark@codesourcery.com>
3467 * toplev.h (struct lang_hooks): Allow decode_option to indicate
3468 that language-independent processing should not be done.
3469 * toplev.c (main): Adjust accordingly.
3471 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
3472 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
3474 * mips.md (reload_outputdi): Require that operand0 be a
3477 2001-04-19 Jakub Jelinek <jakub@redhat.com>
3479 * invoke.texi (-Wshadow): Clarify.
3481 2001-04-18 Mark Mitchell <mark@codesourcery.com>
3483 * loop.c (load_mems): Examine all the instructions in the loop
3484 before concluding that all jumps branch to the first instruction
3487 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3489 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3491 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3493 * cpp.texi (-Wwhite-space): Remove.
3494 (-Wall): -Wall does not imply -Wwhite-space.
3496 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3498 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3499 use it instead of blindly generating a .stabs.
3500 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3502 * xcoffout.c: Don't bother defining default for N_CATCH.
3503 (UNKNOWN_STAB): Use internal_error.
3504 (stab_to_sclass): Remove now-unnecessary aborts.
3505 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3507 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3509 * jump.c (mark_all_labels): Canonicalize the tail recursion
3510 label attached to CALL_PLACEHOLDER insns.
3512 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3514 * output.h (dump_flow_info, free_basic_block_vars,
3515 which_alternative): Delete redundant prototypes.
3517 * rtl.h (bss_section): Likewise.
3519 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3521 * dbxout.c (N_OPT): Define if not available from <stab.h>
3523 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3525 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3526 libraries and native K&R compilers.
3528 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3530 * c-typeck.c (convert_arguments): Don't check for width changes
3533 * invoke.texi (-Wtraditional): Update documentation.
3535 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3537 * toplev.c (output_lang_identify): Delete.
3538 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3539 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3540 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3541 after calling ASM_FILE_END.
3543 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3544 Instead, unconditionally emit an N_OPT stab with string equal
3545 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3547 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3549 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3550 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3551 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3552 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3553 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3554 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3555 config/i370/i370.h, config/i386/beos-elf.h,
3556 config/i386/osf1elf.h, config/i386/osfrose.h,
3557 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3558 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3559 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3560 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3561 config/mips/iris6.h, config/mips/osfrose.h,
3562 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3563 config/sparc/sp64-elf.h:
3564 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3565 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3567 * config/elfos.h, config/freebsd.h, config/linux.h,
3568 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3569 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3570 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3571 of ASM_FILE_START which merely emit a .version directive. Delete
3572 definitions of ASM_FILE_END which merely emit an .ident directive.
3574 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3575 ASM_IDENTIFY_GCC and move part of its logic into
3578 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3579 config/sparc/linux-aout.h: Don't emit .version directive in
3582 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3583 (output_file_start): Correct comment.
3585 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3586 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3588 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3589 * config/rs6000/aix.h: Correct comment.
3591 * config/i386/i386afe.h: Delete.
3592 * config.gcc: Remove references to i386afe.h.
3594 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3595 other macros deleted by this patch were undocumented.
3597 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3599 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3601 * pa.c (secondary_reload_class): SAR<->FP copies require a
3604 * install.texi (mips-mips-bsd): Update list of functions
3605 required to include memmove.
3606 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3607 used functions to include memmove.
3609 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3611 * i386.md (sqrtdf2): SFmode should be DFmode.
3613 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3615 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3616 (find_moveable_store): Likewise.
3618 2001-04-15 Jim Wilson <wilson@redhat.com>
3620 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3622 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3624 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3625 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3627 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3629 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3632 2001-04-14 Alan Modra <amodra@one.net.au>
3634 * pa.c (force_mode): New function.
3635 (emit_move_sequence): Use it instead of generating new rtx_REGs.
3637 2001-04-13 Jim Wilson <wilson@redhat.com>
3639 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3640 (first_instruction): New static variable.
3641 (rtx_needs_barrier): Return 1 for alloc.
3642 (init_insn_group_barriers): Set first_instruction.
3643 (rws_sum): Delete duplicate definition.
3644 (group_barrier_needed_p): Return 0 when first_instruction true.
3645 (safe_group_barrier_needed_p): Save and restore first_instruction
3646 around group_barrier_needed_p call.
3648 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
3650 * expr.h (enum libfunc_index): Add LTI_memmove.
3651 (memmove_libfunc): Define macro.
3652 * optabs.c (init_optabs): Initialize memmove_libfunc.
3653 * expr.c (expand_assignment): Use memmove_libfunc instead of
3656 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3658 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3661 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3663 * Makefile.in (reg-stack.o): Depend on reload.h.
3664 (insn-attrtab.o): Depend on flags.h.
3666 * genattrtab (main): Include flags.h in insn-attrtab.c.
3668 * reg-stack.c: Include reload.h.
3670 * sparc.h (flag_pic): Delete redundant declaration.
3672 * output.h (flag_pic): Likewise.
3674 * tree.h (pedantic): Likewise.
3676 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3678 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
3680 * jump.c, regmove.c, toplev.c: Include reload.h.
3682 * reload.h (reload_cse_regs): Declare.
3684 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
3685 reload_cse_regs, init_reload, mark_home_live, reload,
3686 init_caller_save): Delete redundant prototypes.
3688 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3690 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
3692 * regclass.c, ssa.c: Include expr.h.
3694 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
3695 gen_move_insn): Delete redundant declarations.
3697 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3699 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3700 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3701 MAKEINFO and MAKEINFOFLAGS too.
3702 (stage4_build): Correctly order -B flags.
3704 2001-04-13 Alan Modra <amodra@one.net.au>
3706 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
3707 PIC_OFFSET_TABLE_SAVE_RTX.
3708 (zdepi_cint_p): Describe zdepi insn.
3709 Formatting and white space fixes throughout file.
3711 * pa.c (uint32_operand): Don't use long constant >= 2^32.
3712 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
3713 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
3714 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
3715 (output_64bit_and): Use plain `int's for shift counts.
3716 (output_64bit_ior): Likewise.
3717 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
3718 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
3721 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
3722 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
3723 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
3724 NEW_HP_ASSEMBLER into one. Kill warnings.
3726 * pa-gas.h: Delete file.
3727 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
3728 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
3729 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
3730 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
3732 * config/pa/mill32.S: New file.
3733 * config/pa/mill64.S: New file.
3734 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
3735 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
3736 * config/pa/t-linux64: New file.
3737 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
3738 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
3739 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
3741 * elfos.h (SELECT_SECTION): Undef before defining.
3742 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
3743 (LIB_SPEC): Remove -lmilli.
3744 (DBX_REGISTER_NUMBER): Remove.
3745 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
3746 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
3747 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
3748 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
3749 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
3750 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
3751 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
3752 TARGET_GAS): Define.
3753 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
3754 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
3755 regs if we don't have a prototype.
3756 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
3757 * pa.h (TARGET_ELF32): Default to 0 if undefined.
3758 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
3759 EH_RETURN_HANDLER_RTX): Define.
3760 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
3761 (DWARF_FRAME_REGNUM): Define.
3762 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
3763 * pa32-linux.h: New file.
3764 * pa64-linux.h: New file.
3766 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3767 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
3768 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
3769 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
3770 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
3771 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
3772 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3773 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
3774 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
3775 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
3776 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3777 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
3778 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
3779 * pa64-hpux.h: New file.
3780 (ASM_FILE_START): Correct typo.
3781 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
3782 * config.gcc: Modify for above.
3784 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
3786 * jump.c (jump_optimize_1): Don't delete dead stores here.
3787 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
3788 prior to running jump optimize before cse2.
3790 2001-04-12 Richard Henderson <rth@redhat.com>
3792 * Makefile.in (regmove.o): Depend on except.h.
3793 * regmove.c: Include it.
3795 2001-04-12 Stan Shebs <shebs@apple.com>
3797 * objc/objc-act.c: Remove all code ifdefed with the never-used
3798 macro OBJC_INT_SELECTORS.
3799 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
3800 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
3802 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
3804 * config/pa/quadlib.c: Add prototypes.
3806 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3808 * bitmap.h (debug_bitmap): Delete redundant prototype.
3810 * rtl.h (get_frame_size): Likewise.
3812 2001-04-12 Jim Wilson <wilson@redhat.com>
3814 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3815 to just emit an fnorm.
3817 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3819 * c-common.h (truthvalue_conversion, type_for_mode,
3820 type_for_size): Delete redundant declarations.
3822 * c-lex.h (is_class_name): Likewise.
3824 * c-tree.h (pedantic, convert, getdecls, gettags,
3825 global_bindings_p, init_decl_processing, insert_block,
3826 maybe_build_cleanup, poplevel, print_lang_decl,
3827 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3828 set_block, incomplete_type_error, build_function_call,
3829 lvalue_or_else, mark_addressable): Likewise.
3831 * expr.h (expand_tree_builtin): Likewise.
3833 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3835 * invoke.texi: Document --param max-gcse-memory.
3837 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3839 * configure.in (errno): Check for declaration.
3840 * configure, config.in: Regenerated.
3842 * system.h (errno): Only declare if not already done.
3844 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3846 * recog.c (general_operand, immediate_operand,
3847 nonmemory_operand): Require CONST_INTs to be sign-extended
3848 values for their modes.
3850 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3852 * expmed.c (store_bit_field): Truncate CONST_INTs.
3853 (expand_mult_highpart, expand_divmod): Likewise.
3854 * expr.c (convert_modes, store_field): Likewise.
3855 * integrate.c (expand_inline_function): Use promote_mode() to
3856 determine whether to convert_modes() an argument as signed
3858 * optabs.c (expand_binop): Get CONST_INT operands
3859 sign-extended for their appropriate modes.
3860 * stmt.c (emit_case_nodes): Convert node values to the
3862 (expand_end_case): Convert minval and range to the appropriate
3864 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
3865 the iteration variable.
3866 * varasm.c (immed_double_const): Don't require words to be
3867 narrower than host wide ints to properly sign-extend
3870 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3872 * sh.md (builtin_setjmp_receiver): New expander.
3874 2001-04-12 David Edelsohn <dje@watson.ibm.com>
3876 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
3877 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
3878 for generating CONST_INT and CONST_DOUBLE.
3880 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3882 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3883 already sign-extended.
3884 (rs6000_emit_prologue): Make register iterator signed.
3885 (rs6000_emit_epilogue): Likewise.
3886 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
3888 (movsf split, movdf split): Sign-extend CONST_INTs.
3889 (movdi splits): Likewise.
3891 2001-04-12 Kelley Cook <kelley.cook@home.com>
3893 * config-lang.in (lang_dirs): Add in zlib.
3895 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
3897 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
3898 operands that make it to RTL.
3900 2001-04-11 Stan Shebs <shebs@apple.com>
3902 Add Darwin (Mac OS X kernel) native support.
3903 * config.gcc (powerpc-*-darwin*): Add native bits.
3904 * config/darwin.c: New file, generic Darwin support functions.
3905 * config/darwin.h: New file, generic Darwin definitions.
3906 * config/darwin-protos.h: New file, generic Darwin prototypes.
3907 * rs6000/darwin.h: New file, Darwin for PowerPC.
3908 * rs6000/t-darwin: New file, Darwin makefile fragment.
3909 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
3910 (TARGET_MACHO): Ditto.
3911 (rs6000_abi): Add ABI_DARWIN.
3912 (RS6000_REG_SAVE): Add ABI_DARWIN case.
3913 (RS6000_SAVE_AREA): Ditto.
3914 (FP_ARG_MAX_REG): Ditto.
3915 (RETURN_ADDRESS_OFFSET): Ditto.
3916 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
3918 (rs6000_emit_move): Add ABI_DARWIN cases.
3919 (print_operand): Ditto.
3920 (first_reg_to_save): Ditto.
3921 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
3922 (debug_stack_info): Ditto.
3923 (rs6000_emit_prologue): Ditto.
3924 (rs6000_emit_epilogue): Ditto.
3925 (output_profiler_hook): Ditto.
3926 (output_function_profiler): Ditto.
3927 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
3928 (output_mi_thunk): Add TARGET_MACHO case.
3929 (add_compiler_stub): Ditto.
3930 (output_compiler_stub): Ditto.
3931 (no_previous_def): Ditto.
3932 (output_call): Ditto.
3933 (machopic_output_stub): Ditto.
3934 (rs6000_machopic_legitimize_pic_address): Ditto.
3935 (toc_section): Ditto.
3936 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
3937 (macho_high): Ditto.
3940 (load_macho_picbase): Ditto.
3941 (call): Add TARGET_MACHO case to modify function.
3942 (call_value): Ditto.
3943 (call_nonlocal_sysv): Add ABI_DARWIN case.
3944 (call_value_nonlocal_sysv): Ditto.
3945 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
3947 (machopic_output_stub): Ditto.
3948 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
3950 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3952 * dwarf2out.c (modified_type_die): Don't create new types here.
3953 * tree.h (get_qualified_type): New function.
3954 (build_qualified_type): Adjust comment.
3955 * tree.c (get_qualified_type): New function.
3956 (build_qualified_type): Use it.
3958 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3960 * cpp.texi (-Wtraditional): Update description.
3962 * invoke.texi (-Wtraditional): Likewise.
3964 2001-04-11 Jim Wilson <wilson@redhat.com>
3966 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
3967 requires more than 64 bits of alignment.
3969 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
3971 * cpplib.c (do_line): Sanity check iff enable checking.
3973 2001-04-11 Richard Henderson <rth@redhat.com>
3975 * Makefile.in (insn-recog.o): Depend on toplev.h.
3976 (insn-emit.o, doloop.o): Likewise.
3977 * genrecog.c, genemit.c: Include toplev.h in generated file.
3978 * doloop.c: Include toplev.h.
3980 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3982 * Makefile.in (gcse.o): Depend on params.h.
3983 * gcse.c: Include params.h.
3984 (gcse_main): Don't do GCSE if doing so will take inordinate
3986 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
3987 * params.h (MAX_GCSE_MEMORY): New macro.
3989 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3991 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
3993 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
3995 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3997 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
3999 * real.h (ereal_atof, real_value_truncate, target_isnan,
4000 target_isinf, target_negative, assemble_real, debug_real): Delete
4001 redundant prototypes.
4003 * Makefile.in (ifcvt.o): Depend on toplev.h.
4005 * c-semantics.c: Include expr.h.
4007 * ifcvt.c: Include toplev.h.
4009 * expr.h (rtx_equal_p): Delete prototype.
4011 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
4012 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
4013 eliminate_constant_term, expand_complex_abs, find_single_use,
4014 make_tree, init_expr_once, init_optabs, supports_one_only):
4017 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
4018 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
4019 expand_assignment, store_expr, emit_line_note_after,
4020 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
4022 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
4024 * sparc-protos.h: Delete redundant prototypes.
4026 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4028 * reload.c (push_reload): Add condition missed in SUBREG byte
4031 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4033 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
4035 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
4037 * i386.md (floatsisf_sse): Fix output template
4038 * i386.c (ix86_expand_fp_movcc)
4040 * reg-stack.c (emit_pop_insn): Handle complex modes.
4041 (move_for_stack_reg): Emit proper move mode.
4042 (subst_stack_regs_pat): Handle complex modes.
4044 2001-04-11 Jakub Jelinek <jakub@redhat.com>
4046 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
4048 2001-04-10 Richard Henderson <rth@redhat.com>
4050 * libgcc2.h (__terminate_func_ptr): Remove typedef.
4051 (__pure_virtual, __terminate, __terminate_set_func,
4052 __default_terminate, __throw_type_match, __empty,
4053 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
4054 __eh_rtime_match, __unwinding_cleanup, __rethrow,
4055 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
4056 Remove prototypes of deleted functions.
4058 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4060 * c-typeck.c (convert_arguments): -Wtraditional now activates
4061 -Wconversion warnings, except for changes in signed-ness.
4062 Detect complex<->int & int<->complex conversions as well.
4064 * invoke.texi (-Wtraditional): Document it.
4066 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4068 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
4069 * flow.c (set_block_for_new_insns): Remove needless cast and
4070 properly check for unset block number.
4072 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
4074 * function.c (purge_single_hard_subreg_set): Only check REGNO if
4075 the subreg was a hard register. Pseudos are left as subregs.
4077 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4079 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
4080 (LIB2ADD_ST): New macro, pass it to mklibgcc.
4081 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
4082 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
4083 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
4085 2001-04-09 Bo Thorsen <bo@suse.co.uk>
4087 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
4089 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4091 * output.h (set_block_num): Missed it earlier, remove deprecated
4094 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4096 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
4097 (load_killed_in_block_p): Change bb parameter from int to basic_block.
4098 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
4099 (handle_rd_kill_set): Change bb parameter from int to basic_block.
4100 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
4101 (expr_killed_p): Change bb parameter from int to basic_block, pass
4102 basic_blocks instead of ints as parameters.
4103 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
4104 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
4105 from int to basic_block, pass basic_blocks instead of ints as parms.
4106 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
4107 parameter from int to basic_block, pass basic_blocks instead of ints.
4108 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
4109 (insert_insn_end_bb): Change bb parameter from int to basic_block,
4110 pass basic_blocks instead of ints.
4111 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
4112 basic_blocks instead of ints as parameters.
4113 (pre_delete): Pass basic_blocks instead of ints as parameters.
4114 (hoist_expr_reaches_here_p): Change bb parameter from int to
4115 basic_block, pass basic_blocks instead of ints.
4116 (hoist_code): Pass basic_blocks instead of ints as parameters.
4117 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
4118 Change bb parameter from int to basic_block.
4119 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
4120 (insert_insn_start_bb): Change bb parameter from int to basic_block,
4121 pass basic_blocks instead of ints.
4122 (insert_store): Pass basic_blocks instead of ints as parameters.
4123 (replace_store_insn, delete_store): Change bb parameter from int to
4124 basic_block, pass basic_blocks instead of ints.
4125 (store_motion): Pass basic_blocks instead of ints as parameters.
4127 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4129 * basic-block.h (set_new_block_for_insns): New Prototype.
4130 (set_block_num): Delete prototype.
4131 * flow.c (set_block_num): Remove obsolete function.
4132 (set_block_for_new_insns): Set BB for single or multiple insns.
4133 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
4134 (process_insn_end_bb): Use set_block_for_new_insns or
4135 set_block_for_insn instead of set_block_num.
4136 (pre_insert_copy_insn): Use set_block_for_new_insns.
4137 (update_ld_motion_stores): Use set_block_for_new_insns.
4138 (insert_insn_start_bb): Use set_block_for_new_insns.
4139 (replace_store_insn): Use set_block_for_new_insns.
4141 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4142 Jeff Law <law@redhat.com>
4144 * alias.c (get_addr): Externalize.
4145 (canon_true_dependence): New function. Behaves like true_dependance
4146 except it already assumes a MEM has been canonicalized.
4147 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
4148 * gcse.c (struct ls_expr): Add load/store expressions structure.
4149 (modify_mem_list, canon_modify_mem_list): New variable.
4150 (gcse_main): Initialize & finalize alias analysis. Use enhanced
4151 load motion and store motion if requested.
4152 (alloc_gcse_mem): Allocate space for modify_mem_list array.
4153 (free_gcse_mem): Free the modify_mem_list array.
4154 (oprs_unchanged_p): Use load_killed_in_block_p.
4155 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
4156 (mems_conflict_for_gcse_p): New function. Don't kill loads
4157 with stores to themselves if its in the load/store expression list.
4158 (load_killed_in_block_p): New function.
4159 (canon_list_insert): New Function.
4160 (record_last_mem_set_info): Keep a list of all instructions which
4161 can modify memory for each basic block.
4162 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
4163 (oprs_not_set_p): Use load_killed_in_block_p.
4164 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
4165 (expr_killed_p): Use load_killed_in_block_p.
4166 (compute_transp): Do not pessimize memory references.
4167 (pre_edge_insert): Update stores for a load motion expression.
4168 (one_pre_gcse_pass): Check loads/stores for extra load motion.
4169 (ldst_entry): Find or create a ldst_expr structure.
4170 (free_ldst_entry): Free memory for an individual item.
4171 (free_ldst_mems): Free entire load/store expression list.
4172 (print_ldst_list): Print debug info.
4173 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
4174 (enumerate_ldsts): Assign integer values to each entry in list.
4175 (first_ls_expr): First expression in the list.
4176 (next_ls_expr): Next expression in the list.
4177 (simple_mem): Check if expression qualifies for ld/st expression list.
4178 (invalidate_any_buried_refs): Remove from expression list if its
4179 used in some other way we dont understand.
4180 (compute_ld_motion_mems): Find all potential enhanced load motion
4182 (trim_ld_motion_mems): Remove any expressions which are invalid.
4183 (update_ld_motion_stores): Copy store values to registers for loads
4184 which have been moved.
4185 (regvec, st_antloc, num_store): New global statics.
4186 (reg_set_info): Marks registers as set.
4187 (store_ops_ok): Verfies registers expressions are valid in a block.
4188 (find_moveable_store): Look for moveable stores in a pattern.
4189 (compute_store_table): Find stores in a function worth moving, maybe.
4190 (load_kills_store): Check dependance of a load and store.
4191 (find_loads): Find any loads in a pattern.
4192 (store_killed_in_insn): Check if a store is killed in an insn.
4193 (store_killed_after): Check is store killed after an insn in a block.
4194 (store_killed_before): Check is store killed before an insn in a block.
4195 (build_store_vectors): Generate the antic and avail vectors.
4196 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
4197 (insert_store): Add a store to an edge.
4198 (replace_store_insn): Replace a store with a SET insn.
4199 (delete_store): Delete a store insn.
4200 (free_store_memory): Free memory.
4201 (store_motion): Perform store motion.
4202 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
4203 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
4204 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
4205 (f_options): Add gcse-lm and gcse-sm.
4207 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4209 * i386.c (expand_fp_movcc): Fix condition reversal code.
4211 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
4212 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
4213 (CLASS_MAX_NREGS): Use it.
4215 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
4216 handle properly complex values.
4217 (CLASS_MAX_NREGS): Likewise; update comment.
4219 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4221 * ia64.c (ia64_flag_schedule_insns2): New variable.
4222 (ia64_override_options): Initialize it. Clear
4223 flag_schedule_insns_after_reload.
4224 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
4226 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4228 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
4229 Do not require source to match destination anymore;
4230 Add abort to the nontrivial cases that should be handled by split.
4231 (fix_trunc?fdi): Add SSE case for x86_64.
4232 (floatdi?f): Likewise.
4233 (floatdi?f_sse): New.
4234 (fix_trunc?fdi_sse): New.
4236 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
4238 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
4239 (DEBUG_ARANGES_END_LABEL): Ditto.
4240 (dwarfout_init): Generate length and version fields at the start
4241 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
4242 after the length field.
4243 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
4244 the .debug_aranges info.
4246 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4248 * i386.c (call, call_value): Make sure that resulting call_insn
4249 does have proper second operand.
4251 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
4253 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
4254 function. Remove include of sys/cygwin.h.
4256 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
4258 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
4259 (CPP_SPEC): Always search */include/w32api for header files.
4260 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
4261 (LINK_SPEC): Add "cyg" to the library search prefixes.
4263 2001-04-08 Philip Blundell <philb@gnu.org>
4265 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
4267 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
4269 * cpperror.c (print_location): Don't special case <stdin>.
4270 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
4271 WARNING, but we don't check if we're in system headers.
4272 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
4273 * cpplib.c (do_warning): Warn in system headers.
4275 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
4277 * mbchar.c: Include config.h first.
4279 2001-04-07 Zack Weinberg <zackw@stanford.edu>
4281 * config.gcc: Set default for xmake_file at top, not bottom.
4282 Change places that set xmake_file to "none" to set to the
4283 empty string instead, or remove them entirely if there is no
4284 default xmake_file for this cpu_type. Remove references to
4287 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
4288 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
4289 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
4290 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
4291 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
4292 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
4293 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
4294 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
4295 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
4296 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
4299 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
4300 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4301 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4302 config/mips/x-sysv, config/rs6000/x-aix31:
4303 Just set CLIB to -lld or -lmld, as appropriate.
4305 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4306 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4307 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4308 config/mips/x-iris, config/pa/x-pa:
4309 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4310 OTHER_FIXINCLUDES_DIRS.
4312 * config/i386/x-djgpp: Don't set LN or LN_S.
4313 * config/m88k/x-dolph: Don't define __m88k__.
4314 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4315 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4316 * config/i860/fx2800.h: No need to #undef SVR4.
4318 38 x-host fragments remain, 2 x-cpu.
4320 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4322 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4324 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4326 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4328 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4330 * configure.in: Add check for lstat.
4331 * configure, config.in: Regenerate.
4332 * cppinit.c (append_include_chain): Make empty path ".".
4333 * cpplib.c (do_line): Don't simplify #line paths.
4334 * cppfiles.c (remove_component_p): New function.
4335 (find_or_create_entry): Acknowledge stat () errors during
4336 path simplification.
4337 (handle_missing_header): Don't simplify paths.
4338 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4339 the empty path untouched. Don't leave a trailing '/'.
4341 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4343 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4344 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4346 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4348 * cppfiles.c (open_file): Fail directories silently, but
4349 with an errno of NOENT set.
4350 (read_include_file): Move the common exit code to the sole
4351 caller. Return an int indicating success or failure. Let
4352 open_file handle directories.
4353 (stack_include_file): If read_include_file fails,
4354 push a "null" buffer.
4356 2001-04-05 DJ Delorie <dj@redhat.com>
4358 * function.h (virtuals_instantiated): Declare.
4359 * function.c: (virtuals_instantiated): Make global.
4360 * calls.c (emit_library_call_value_1): Use
4361 virtual_outgoing_args_rtx only if it hasn't been instantiated.
4362 Otherwise, use the stack pointer directly.
4364 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4366 * i386.c (x86_initialize_trampoline): New global function.
4367 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
4368 (INITIALIZE_TRAMPOLINE): Move offline.
4369 * i386-protos.h (x86_initialize_trampoline): Declare.
4371 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4373 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
4374 (lea_0): Rename to lea_1.
4375 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
4376 (lea_general_?): Allow SImodes on TARGET_64BIT
4377 (lea_general_?_zext): New patterns.
4378 (call_1, call_1_rex64): Fix.
4380 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4382 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
4384 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4386 * i386.c (function_arg): Return constm1_rtx for last argument.
4387 (ix86_expand_prologue): Update gen_call calls.
4388 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4389 * i386.md (call_pop): Likewise.
4390 (call): Second operand is VOIDmode.
4391 (call_0): Likewise; Support 64bits.
4392 (call_exp): New expander.
4393 (call_1): Get to the sync.
4394 (call_1_exp): New pattern.
4395 (call_value): Support 64bit.
4396 (call_value_exp): New pattern.
4397 (untyped_call): Update gen_call call.
4398 (call_value_pop): Disable for 64bit.
4399 (call_value_0_rex64): New pattern.
4400 (call_value_1_rex64): Likewise.
4402 2001-04-05 Bo Thorsen <bo@suse.de>
4404 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
4406 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
4408 * i386.md (*andsi_1+3): If used after reload, make sure the operand
4409 satisfies ANY_QI_REG_P.
4411 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4413 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
4416 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
4419 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4421 * config.gcc: Remove default for xm_file. Clean up local
4422 machine type handling. Remove settings of xm_file to
4423 something that doesn't exist. In the big switch, set xm_file,
4424 don't append to it (the value before the big switch is always
4425 null). Don't force build_xm_file or host_xm_file to have a value.
4426 * configure.in: Remove default for xm_file. Do not special
4427 case $cpu/xm-$cpu.h not existing.
4428 * configure: Regenerate.
4430 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4432 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4433 when folding integer division and modulo operations.
4435 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
4437 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
4438 instead of DWARF2_ADDR_SIZE for EH addresses.
4439 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
4442 2001-04-04 Richard Henderson <rth@redhat.com>
4444 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
4445 * config/ia64/t-glibc (LIB2ADDEH): Disable.
4446 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
4448 2001-04-04 Richard Henderson <rth@redhat.com>
4450 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
4451 * configure: Rebuilt.
4453 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4455 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
4456 push insns to delete to it instead of deleting them.
4457 (delete_null_pointer_checks): Delete insns from delete_list after
4458 all delete_null_pointer_checks_1 passes are done.
4460 2001-04-04 Richard Henderson <rth@redhat.com>
4462 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
4463 * configure: Rebuilt.
4465 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4467 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
4468 * config/romp/xm-romp.h: Delete.
4470 2001-04-04 Bernd Schmidt <bernds@redhat.com>
4472 * sched-deps.c (sched_analyze_insn): Partially revert March 27
4475 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4477 * emit-rtl.c (mark_label_nuses) Increment the label uses for
4478 all labels present in rtx.
4479 (try_split) Call new function for all split insns.
4481 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4483 * recog.c (validate_replace_rtx_1): Instead of aborting just make
4484 sure the change won't be validated.
4486 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
4488 * rtl.h (set_noop_p): Declare.
4489 * flow.c (set_noop_p): Move from here ...
4490 * rtlanal.c (set_noop_p): ... to here and enhance.
4491 * cse.c (delete_trivially_dead_insns): Use it.
4492 * gcse.c (hash_scan_set): Likewise.
4493 * jump.c (delete_noop_moves): Likewise.
4494 * recog.c (split_all_insns): Likewise.
4496 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4498 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4499 stack pointer via a LO_SUM. Ditto for setting a temp register
4500 used to save to the stack. Set cfa_temp when setting fp, and
4501 allow matches to cfa_temp in addition to cfa_store when saving
4502 regs. Handle POST_INC and LO_SUM register stores. Document the
4503 changes and errors in rule 12 doco.
4505 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4506 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4507 (load_reg): Move closer to epilogue code.
4508 (DO_FRAME_NOTES): Define to control the following..
4509 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4510 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4512 (hppa_expand_epilogue): Likewise.
4514 2001-04-03 Richard Henderson <rth@redhat.com>
4516 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4517 * configure: Rebuild.
4519 2001-04-03 Richard Henderson <rth@redhat.com>
4521 * rtl.h (LCT_THROW): New.
4522 * calls.c (emit_library_call_value_1): Handle it.
4523 * except.c (connect_post_landing_pads): Use it.
4525 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4527 * gansidecl.h: Delete file.
4528 * configure.in: Change all refs to gansidecl.h to use
4529 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4531 * configure: Regenerate.
4533 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4534 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4535 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4536 Don't include gansidecl.h.
4537 * intl.c, main.c, version.c, fixinc/fixlib.h,
4538 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4541 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4543 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4546 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4548 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4549 config/i386/xm-next.h, config/i386/xm-sco.h,
4550 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4551 config/m88k/xm-m88k.h: Delete.
4553 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4554 * config/romp/xm-romp.h: Don't define bcopy.
4555 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4556 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4558 * config.gcc: Remove references to deleted files.
4560 14 xm-host.h remain, 1 xm-cpu.h.
4562 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4563 David S. Miller <davem@pierdol.cobaltmicro.com>
4564 Andrew MacLeod <amacleod@redhat.com>
4566 Use byte offsets in SUBREGs instead of words.
4568 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4569 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4570 to pass new argument.
4571 (add_stored_regs): Use subreg_regno_offset function.
4572 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4574 (precompute_arguments): Use gen_lowpart_SUBREG.
4575 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4576 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4577 (simplify_set): Rework to use SUBREG_BYTE.
4578 (expand_field_assignment): Use SUBREG_BYTE.
4579 (make_extraction): Use SUBREG_BYTE.
4580 (if_then_else_cond): Use SUBREG_BYTE.
4581 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4582 (gen_lowpart_for_combine): Compute full byte offset.
4583 * cse.c (mention_regs): Use SUBREG_BYTE.
4584 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4585 (canon_hash): Use SUBREG_BYTE.
4586 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4587 (gen_lowpart_if_possible): Formatting.
4588 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4590 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4591 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4592 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4593 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4594 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4595 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4596 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4597 certain invariants about SUBREGs the compiler creates.
4598 (gen_lowpart_SUBREG): New function.
4599 (subreg_hard_regno): New function to get the final register number.
4600 (gen_lowpart_common): Use SUBREG_BYTE.
4601 (gen_imagpart): Spacing nits.
4602 (subreg_realpart_p): Use SUBREG_BYTE.
4603 (gen_highpart): Use SUBREG_BYTE.
4604 (subreg_lowpart_p): Always compute endian corrected goal offset,
4605 even at the byte level, then compare against that.
4606 (constant_subword): New function, pulled out all constant cases
4607 from operand_subword and changed second argument name to offset.
4608 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4609 and call constant_subword to do the work. Return const0_rtx if
4610 looking for a word outside of OP.
4611 (operand_subword_force): Change second arg name to offset.
4612 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4613 (store_split_bit_field): Use SUBREG_BYTE.
4614 (extract_bit_field): Use SUBREG_BYTE.
4615 (extract_split_bit_field): Use SUBREG_BYTE.
4616 (expand_shift): Use SUBREG_BYTE.
4617 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4618 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4619 * flow.c (set_noop_p): Use SUBREG_BYTE.
4620 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4621 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4622 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4624 (optimize_bit_field): Use SUBREG_BYTE.
4625 (purge_addressof_1): Use SUBREG_BYTE.
4626 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4627 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4628 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4629 * gengenrtl.c (special_rtx): Add SUBREG.
4630 * global.c (mark_reg_store): Use SUBREG_BYTE.
4631 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4632 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4633 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4634 final byte offset is congruent to subreg's mode size.
4635 (subst_constants): Use SUBREG_BYTE.
4636 (mark_stores): Use subreg_regno_offset function.
4637 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
4638 function and SUBREG_BYTE.
4639 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
4640 (reg_is_born): Use subreg_hard_regno.
4641 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
4642 endian correction code. Don't combine subregs unless resulting
4643 offset aligns with type. Fix subreg constant extraction for DImode.
4644 Simplify SUBREG of VOIDmode CONST_DOUBLE.
4645 (general_operand): Remove dead mode_altering_drug code.
4646 (indirect_operand): Use SUBREG_BYTE.
4647 (constrain_operands): Use subreg_regno_offset function.
4648 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
4649 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
4650 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
4651 * regs.h (REG_SIZE): Allow target to override.
4652 (REGMODE_NATURAL_SIZE): New macro which target can override.
4653 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
4654 on the entire subreg rtx.
4655 (push_reload): Use SUBREG_BYTE in comments and code.
4656 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
4657 for hard registers inside subregs.
4658 (operands_match_p): Use subreg_regno_offset.
4659 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
4660 containing hard regs.
4661 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
4662 corrections when fixing up MEM subregs.
4663 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
4664 subreg_regno_offset where appropriate.
4665 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
4666 byte endian corrections when fixing up MEM subregs.
4667 (subst_reloads): When combining two subregs, make sure final
4668 offset is congruent to subreg's mode size.
4669 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
4670 (refers_to_regno_for_reload_p): Use subreg_regno.
4671 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
4672 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
4673 correction code for memory subreg fixups.
4674 (forget_old_reload_1): Use subreg_regno_offset.
4675 (choose_reload_regs): Use subreg_regno.
4676 (emit_input_reload_insns): Use SUBREG_BYTE.
4677 (reload_combine_note_store): Use subreg_regno_offset.
4678 (move2add_note_store): Use subreg_regno_offset.
4679 * resource.c (update_live_status, mark_referenced_resources): Use
4680 subreg_regno function.
4681 (mark_set_resources): Use subreg_regno function.
4682 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
4683 (subreg_regno_offset, subreg_regno): Define prototypes.
4684 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
4685 (gen_lowpart_SUBREG): Add prototype.
4686 * rtl.texi (subreg): Update to reflect new byte offset representation.
4687 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
4688 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
4689 (reg_overlap_mentioned_p): Use subreg_regno.
4690 (replace_regs); Make sure final offset of combined subreg is
4691 congruent to size of subreg's mode.
4692 (subreg_regno_offset): New function.
4693 (subreg_regno): New function.
4694 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
4695 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
4696 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
4697 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
4698 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
4699 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
4700 (a29k_get_reloaded_address): Use SUBREG_BYTE.
4701 (print_operand): Use SUBREG_BYTE.
4702 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
4703 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
4704 (arm_reload_out_hi): Use SUBREG_BYTE.
4705 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
4706 instead of SUBREG_WORD.
4707 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
4708 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
4709 SUBREG creation to use byte offset.
4710 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
4711 inverted load insns): Fix explicit rtl subregs to use byte
4713 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
4714 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
4715 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
4716 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
4717 to use byte offsets.
4718 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
4719 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
4720 offsets, also make sure it is congruent to SUBREG's mode size.
4721 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
4722 unnamed ldob insn): Generate SUBREGs with byte offset.
4723 (zero_extendqihi2): SUBREG's are byte offsets.
4724 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
4725 (m68hc11_gen_highpart): Use SUBREG_BYTE.
4726 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
4727 zero-extendqisi2): Generate SUBREGs with byte offset.
4728 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
4729 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
4730 subregs in rtl to use byte offsets.
4731 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
4732 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
4733 (mips_move_2words): Use subreg_regno_offset.
4734 (mips_secondary_reload_class): Use subreg_regno_offset.
4735 * config/mips/mips.md (DImode plus, minus, move, and logical op
4736 splits): Fixup explicit subregs in rtl to use byte offsets.
4737 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
4738 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
4739 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
4740 rtl to use byte offsets.
4741 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
4742 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
4743 subregs to use byte offsets.
4744 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
4745 Fixup explicit subregs in rtl to use byte offsets.
4746 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
4747 and remove byte endian correction code.
4748 * config/sh/sh.c (output_movedouble): Use subreg_regno.
4749 (gen_ashift_hi): Use SUBREG_BYTE.
4750 (regs_used): Use subreg_regno_offset.
4751 (machine_dependent_reorg): Use subreg_regno_offset.
4752 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
4753 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
4754 (movdf_i4): Subregs are byte offsets now.
4755 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
4756 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
4757 (REGMODE_NATURAL_SIZE): Override.
4758 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
4759 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
4761 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
4762 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
4763 extendqidi2): Generate SUBREGs with byte offsets, also make sure
4764 it is congruent to SUBREG's mode size.
4765 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
4767 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
4768 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
4769 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
4770 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
4771 * config/v850/v850.c (print_operand, output_move_double): Use
4772 subreg_regno function.
4774 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4776 * configure.in (target_subdir): Use target_alias, not target.
4777 * configure: Rebuilt.
4779 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4781 * config/sh/crti.asm: Fix typos in comments.
4783 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4785 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
4786 TARGET_FAST_INDIRECT_CALLS.
4787 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
4789 (return_addr_rtx): Short circuit export stub matching when
4790 TARGET_NO_SPACE_REGS.
4791 (output_millicode_call): For out of range calls, make -fPIC
4792 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
4793 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
4794 * pa.md: Modify length attr calculation of all millicode insns to
4797 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
4799 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
4800 Require at least 2.11 in the version test. Specifically check
4801 for and reject GAS version 2.10.90.
4802 * configure: regenerate.
4804 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4806 * pa.c (override_options): Remove PIC profiling warning.
4807 (hp_profile_labelno): Delete.
4808 (hp_profile_label_rtx): Delete.
4809 (hp_profile_label_name): Delete.
4810 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4811 (output_function_prologue): Remove profiling code and all tests on
4812 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4813 merge_sp_adjust_with_store can work for PIC and profiling.
4814 (hppa_expand_epilogue): Remove profile_flag test.
4815 (hppa_can_use_return_insn_p): Likewise.
4816 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4817 cater for PROFILE_HOOK.
4818 (hppa_profile_hook): New function.
4819 * pa.h (FUNCTION_PROFILER): Now does nothing.
4820 (PROFILE_HOOK): Define.
4821 (hppa_profile_hook): Declare.
4822 (PROFILE_BEFORE_PROLOGUE): Delete.
4823 (ASM_OUTPUT_REG_PUSH): Delete.
4824 (ASM_OUTPUT_REG_POP): Delete.
4825 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4826 r24. Accept function name operand, and use this and a locally
4827 generated label to calculate pc-rel offset to func start.
4829 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4831 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4832 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
4835 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4837 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4838 LO_SUM cases to where they belong.
4840 2001-04-02 Richard Henderson <rth@redhat.com>
4842 * except.h (lang_eh_type_covers): Mark extern.
4843 (lang_eh_runtime_type): Likewise.
4845 2001-04-02 Zack Weinberg <zackw@stanford.edu>
4847 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
4848 gengenrtl.c: Wrap generated header in multiple-include guard.
4849 Improve error checking.
4851 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4853 * configure.in: Don't check for putenv.
4854 * configure: Regenerate.
4855 * gcc.c (putenv): Don't define.
4856 * vax/xm-vms.h: Handle putenv.
4858 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4860 * ifcvt.c (noce_emit_move_insn): New.
4861 (noce_try_store_flag, noce_try_store_flag_constants,
4862 noce_try_store_flag_inc, noce_try_store_flag_mask,
4863 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
4864 noce_try_abs): Use it.
4865 (noce_process_if_block): Likewise.
4866 For STRICT_LOW_PART, take mode from its SUBREG.
4868 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4870 * fold-const.c (fold): Before optimizing unsigned comparison with
4871 0x7fffffffU, make sure arg0 is integral type.
4873 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4875 * c-tree.texi: Document representation of wide strings.
4877 2001-04-01 Richard Henderson <rth@redhat.com>
4879 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
4881 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
4883 * i386.md: remove obsoleted comments.
4884 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
4885 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
4886 fix output template.
4888 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4890 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
4892 2001-03-30 Bernd Schmidt <bernds@redhat.com>
4894 * loop.c (load_mems): When generating a load from a pseudo, update
4897 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4899 * i386.c (ix86_split_long_move): Use change address to compensate
4900 stack pointer change in push instruction.
4902 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4904 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
4905 instead of rtx_equal_p; fix the output template.
4907 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4909 * i386.c (ix86_expand_setcc): Support 64bit.
4910 (ix86_expand_int_movcc): Likewise.
4911 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
4914 * i386.md (allocate_stack_worker): Turn to expander.
4915 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
4917 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
4919 2001-03-29 Richard Henderson <rth@redhat.com>
4921 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
4923 2001-03-28 Matthew Hiller <hiller@redhat.com>
4925 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
4928 * MAINTAINERS: Added self.
4930 2001-03-28 Richard Henderson <rth@redhat.com>
4932 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
4933 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
4935 2001-03-28 Jim Wilson <wilson@redhat.com>
4937 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
4940 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4942 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
4944 * tradcif.y (yyerror): Likewise. Add format specifier in call to
4947 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
4949 2001-03-28 DJ Delorie <dj@redhat.com>
4951 * Makefile.in (stage1_build): Revert CFLAGS patch.
4953 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
4955 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
4956 when multiplier or multiplicand is zero.
4958 2001-03-28 Bernd Schmidt <bernds@redhat.com>
4960 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
4962 * config/ia64/ia64.c (update_set_flags): New function, broken out of
4964 (set_src_needs_barrier): Likewise.
4965 (rtx_needs_barrier): For SET case, use these two functions. Rework
4966 PARALLEL case to handle all inputs before all outputs.
4967 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
4968 saw a label and no stop bit since then.
4969 (maybe_rotate, process_epilogue): Add prototypes.
4971 2001-03-28 Richard Henderson <rth@redhat.com>
4973 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
4974 not TARGET_TOC for special toc restore handling.
4975 * config/rs6000/rs6000.md (eh_return): Likewise.
4977 2001-03-28 Richard Henderson <rth@redhat.com>
4979 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
4980 current_function_calls_eh_return.
4981 (output_function_epilogue): Handle eh_return.
4982 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
4983 (EH_RETURN_DATA_REGNO): New.
4984 (EH_RETURN_STACKADJ_RTX): New.
4985 (EH_RETURN_HANDLER_RTX): New.
4986 * config/sparc/sparc.md (call/short branch peepholes): Check
4987 can_throw_internal instead of in_same_eh_region.
4989 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
4990 for eh_return data registers.
4991 (rs6000_emit_prologue): Save eh_return data registers.
4992 (rs6000_emit_epilogue): Force inline restores if eh_return.
4993 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
4994 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
4995 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
4996 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
4997 the target uses one.
4998 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
4999 (return_eh_si, return_eh_di): Remove.
5000 (eh_return): New, from corpse of eh_epilogue.
5001 (eh_set_lr_si, eh_set_lr_di): New.
5003 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
5004 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
5005 True for pic register if current_function_calls_eh_return.
5006 (ix86_expand_epilogue): Change "emit_return" argument into "style".
5007 Handle eh_return requirements.
5008 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
5009 (EH_RETURN_STACKADJ_RTX): New.
5010 * config/i386/i386.md (exception_receiver): Remove.
5011 (eh_return, eh_return_1): New.
5012 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5014 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
5015 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
5016 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
5017 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
5018 (EH_RETURN_DATA_REGNO): New.
5019 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
5020 * config/alpha/alpha.md (eh_epilogue): Remove.
5021 (exception_receiver): Use $26 for ldgp input.
5022 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5024 2001-03-28 Richard Henderson <rth@redhat.com>
5026 * except.c: Rewrite entirely for IA-64 ABI exception handling.
5027 * except.h: Likewise.
5029 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
5030 (LIB2ADDEHDEP): New.
5031 (LIB2FUNCS_EH): Remove.
5032 (LIB2ADD): Remove LIB2ADDEH.
5033 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
5034 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
5035 (crt{begin,end}[S].o): Likewise.
5036 (except.o): Update includes.
5037 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
5038 (libgcc2_c_dep): Use LIB2ADDEHDEP.
5040 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
5041 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
5042 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
5043 * builtins.c (expand_builtin): Implement it.
5044 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
5045 * c-common.c (c_common_nodes_and_builtins): Declare it.
5046 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
5047 * calls.c (libfunc_nothrow): Remove.
5048 (emit_library_call_value_1): Don't call it.
5049 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
5050 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
5051 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
5052 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
5053 (current_funcdef_number): Globalize.
5054 (output_call_frame_info): Emit frame data if an lsda is needed.
5055 Generate augmentation for personality routine. Don't play with
5057 (dwarf2out_begin_prologue): Record funcdef_number.
5058 * dwarf2out.h (current_funcdef_number): Declare.
5059 * expr.c (expand_expr): Update for except.h name changes.
5060 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
5061 * expr.h (LTI_throw, LTI_rethrow): Remove.
5062 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
5063 (LTI_eh_rtime_match): Remove.
5064 (LTI_unwind_resume, LTI_eh_personality): Add.
5065 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
5066 * final.c (final): Don't call check_exception_handler_labels,
5067 init_insn_eh_region, or free_insn_eh_region.
5068 (final_scan_insn): Always emit debug labels for
5069 NOTE_INSN_EH_REGION notes.
5070 * flags.h (flag_new_exceptions): Remove.
5071 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
5072 (record_active_eh_regions): Remove.
5073 (count_basic_blocks): Check all instructions for REG_EH_REGION.
5074 Use can_throw_internal.
5075 (find_basic_blocks_1): Likewise.
5076 (move_stray_eh_region_notes): Remove.
5077 (find_label_refs): No eh_return_stub_label.
5078 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
5079 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
5081 (delete_unreachable_blocks): Don't track deleted handlers.
5082 (flow_delete_block): Use maybe_remove_eh_handler.
5083 (delete_eh_regions): Remove.
5084 (merge_blocks): Don't check for eh region match.
5085 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
5086 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
5087 (init_propagate_block_info): Disable dead frame store optimization
5088 when current_function_calls_eh_return.
5089 (dump_bb): Don't print eh_beg, eh_end.
5090 * function.c (fixup_var_refs): No catch_clauses.
5091 (expand_function_end): Likewise. Call expand_eh_return before
5092 the return register use. Call sjlj_emit_function_exit_after.
5093 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
5094 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
5095 * ifcvt.c (dead_or_predicable): Remove eh region check.
5096 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
5097 Don't check for EH vs parameters.
5098 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
5099 (expand_inline_function): Call duplicate_eh_regions.
5100 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
5101 (copy_insn_notes): Remap REG_EH_REGION notes.
5102 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
5103 * integrate.h (struct inline_remap): Add local_return_label.
5104 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
5105 check_exception_handler_labels, nor exception_optimize.
5106 (find_cross_jump): No EH region check.
5107 * optabs.c (init_optabs): Update for changed eh libfuncs.
5108 * rtl.def (RESX): New.
5109 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
5110 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
5111 checks. Update for except.h name changes.
5112 (expand_cleanups): Likewise.
5113 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
5114 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
5115 (compile_file): Call init_eh before init_optabs. Don't
5116 output_exception_table here.
5117 (rest_of_compilation): Call convert_from_eh_region_ranges,
5118 convert_to_eh_region_ranges, output_function_exception_table.
5119 Don't emit_eh_context.
5120 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
5121 (EXC_PTR_EXPR): New.
5123 * md.texi (eh_epilogue): Remove.
5124 (eh_return): Document.
5125 * tm.texi (EH_RETURN_DATA_REGNO): Document.
5126 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
5128 * eh-common.h: Remove file.
5129 * frame-dwarf2.c, frame.c, frame.h: Remove files.
5130 * libgcc2.c (L_eh): Remove.
5132 * unwind-dw2-fde.c: New file, largely copied from frame.c.
5133 * unwind-dw2-fde.h: New file.
5134 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
5135 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
5136 * libgcc-std.ver: Update for eh symbols.
5138 2001-03-27 Richard Henderson <rth@redhat.com>
5140 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
5141 reduce false positives.
5142 (regmove_optimize): Disable if flag_non_call_exceptions.
5144 * stmt.c (expand_return): Remove always true predicate.
5145 (expand_decl_cleanup_no_eh): Remove dead code.
5147 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
5148 barrier code. Add a scheduling barrier if a non-call insn
5149 can throw internally.
5151 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
5152 Auto-inc addresses trap only if their base register does.
5154 * except.c (can_throw_internal): Rename from can_throw.
5155 * except.h, resource.c: Update references.
5157 * integrate.c (copy_insn_list): Use returnjump_p.
5158 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
5160 * function.h (struct function): Move all boolean valued fields
5161 to single bit fields at the end of the struct.
5163 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
5165 Rename asynchronous_exceptions to flag_non_call_exceptions.
5167 * gthr-single.h (UNUSED): New. Distinguish between how C
5168 and C++ mark unused function arguments. Use throughout.
5170 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
5171 value to target configuration header.
5172 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
5173 * config.in, configure: Rebuild.
5174 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
5175 configuration and target defines.
5176 (exceptions_via_longjmp): Remove.
5177 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
5178 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
5180 * except.h (flag_non_call_exceptions): Move ...
5181 * flags.h: ... here.
5183 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
5184 exceptions, put the note on the trapping instruction.
5186 * flags.h (flag_new_exceptions): Remove.
5187 * toplev.c: Don't set it.
5188 * final.c: Don't check it.
5189 * except.c: Provide stub definition.
5191 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
5192 (calculate_global_regs_live): Kill call-clobbered registers
5193 across exception edges.
5194 * reg-stack.c (convert_regs_1): Kill the entire target stack
5195 across non-call exception edges.
5197 * flow.c (cleanup_cfg): Take no argument.
5198 * output.h, sibcall.c, toplev.c: Update all calls.
5200 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5202 * configure.in: Don't check for bcopy.
5203 * configure, config.in: Regenerate.
5205 * system.h: Don't define or prototype bcopy, instead poison it.
5207 2001-03-27 Richard Henderson <rth@redhat.com>
5209 * function.c (expand_function_start): Set DECL_REGISTER on
5210 a pseudo used for DECL_RESULT.
5212 * rtl.h (LCT_NORETURN): New.
5213 * calls.c (emit_library_call_value_1): Handle it.
5215 2001-03-27 Stan Shebs <shebs@apple.com>
5217 * objc/objc-act.c (objc_init): Use dump_base_name.
5218 (gen_declaration): Clear the buffer arg.
5219 (gen_declaration_1): New function, body of gen_declaration.
5220 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
5221 (gen_method_decl): Ditto, plus always clear buffer arg.
5222 (error_with_ivar): Simplify.
5223 (warn_with_method): Ditto.
5224 (build_message_expr): Don't clear buffers.
5225 (dump_interface): Ditto.
5226 (objc_debug): Ditto.
5227 (build_keyword_selector): Clear the buffer by only zeroing
5229 (objc_implementation_context): Declare.
5230 (start_class): Warn about missing @end.
5231 (finish_objc): Ditto.
5233 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5235 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
5237 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5239 * Makefile.in (SYSTEM_H): Define.
5240 Depend on $(SYSTEM_H), not system.h.
5242 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
5244 2001-03-27 Jim Wilson <wilson@redhat.com>
5246 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
5248 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
5249 (process_epilogue): New static function.
5250 (process_set): Call process_epilogue instead of emitting .restore
5252 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
5254 * flow.c (struct reg_cond_life_info): New fields orig_condition
5256 (init_propagate_block_info): Set new fields.
5257 (mark_regno_cond_dead): Set and use new fields.
5258 (flush_reg_cond_reg_1): Likewise.
5259 (and_reg_cond, case AND): Check for redundant AND conditions.
5260 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
5263 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5265 * cppmacro.c (stringify_arg): Null terminate strings.
5267 2001-03-27 Zack Weinberg <zackw@stanford.edu>
5269 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
5270 inclusion style. xm-m68hc11.h no longer exists.
5271 * config/m68hc11/xm-m68hc11.h: Delete file.
5272 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
5274 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
5275 Don't define GCC_VERSION, N_, or PARAMS; don't include
5276 gansidecl.h or stdio.h. Define inhibit_libc here.
5277 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5278 Delete code conditioned on #if GCC_VERSION == 2095.
5280 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
5281 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5282 Delete code conditioned on #if GCC_VERSION == 2095.
5284 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5286 * system.h: Include symcat.h.
5287 (STRINGIFY): Don't define.
5289 * configure.in: Adjust comment.
5291 * builtins.c: Use STRINGX, not STRINGIFY.
5292 * gencheck.c: Likewise.
5293 * gengenrtl.c: Likewise.
5294 * protoize.c: Likewise.
5296 * cpplex.c: Don't include symcat.h.
5297 * cpplib.c: Likewise.
5299 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5301 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5303 * c-typeck.c (digest_init): Fold init expression.
5305 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5307 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5309 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5311 * except.c (eh_regs): Save results of build_pointer_type to a temp
5312 as FUNCTION_VALUE macro may evaluate its args multiple times.
5314 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5316 * c-common.h (DECL_NUM_STMTS): New macro.
5317 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5319 (pushdecl): Likewise.
5320 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5321 * integrate.c (expand_inline_function): Don't check
5323 * print-tree.c (print_node): Don't print it.
5324 * toplev.c (rest_of_compilation): Don't try to inline when
5325 flag_no_inline is on.
5326 * tree.h (DECL_FRAME_SIZE): Remove.
5327 (tree_decl): Adjust accordingly.
5329 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5331 * combine.c (try_combine): Use memcpy, not bcopy.
5333 * genattrtab.c (expand_units): Likewise.
5335 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5337 * i386.md (push mem DI peep2): New.
5338 (mov 0, mov -1 peep2): Handle 64bit.
5339 (lea to arithmetics peep2): Handle 64bit leas.
5340 (rsp arithmetics to push/pop peep2s): New.
5342 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5344 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5346 * i386.c (struct machine_function): Add save_varrargs_registers.
5347 (ix86_save_varrargs_registers): New macro.
5348 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
5349 (ix86_expand_prologue): Likewise.
5350 (ix86_emit_epilogue_esp_adjustement): Likewise.
5351 (ix86_expand_epilogue): Likewise.
5352 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
5353 (pro_epilogue_adjust_stack_1): New insn.
5354 (pro_epilogue_adjust_stack_rex64): Likewise.
5355 * i386.h (MASK_NO_RED_ZONE): New constant.
5356 (TARGET_RED_ZONE): New macro.
5357 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
5358 (RED_ZONE_SIZE): New constant.
5359 (RED_ZONE_RESERVE): New constant.
5361 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5363 * toplev.c (set_float_handler): Use memcpy, not bcopy.
5365 2001-03-25 Kazu Hirata <kazu@hxi.com>
5367 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5370 (umodhi3): Likewise.
5373 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5375 * mkconfig.sh (DEFINES): Handle entries with '='.
5377 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
5378 Set xm_defines to MACRO=value instead.
5380 * i370/xm-mvs.h: Delete.
5382 * ns32k/xm-pc532-min.h: Likewise.
5384 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5386 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
5388 use ix86_expand_binary_operator
5389 (?sh??i_?): Disable for 64bit.
5390 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
5391 * i386.c (shiftdi_operand): New predicate.
5393 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
5394 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
5395 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
5396 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
5397 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
5398 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
5399 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
5400 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
5401 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
5402 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
5403 (rotldi3, rotrdi3): New expanders.
5405 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5407 * i386.md (movstrsi): Move offline.
5409 (strmovdi_rex64): New.
5410 (strmov?i): Accept 64bit.
5411 (strmov?i_rex64): New.
5412 (strmov?i_rex_1): New.
5413 (strmov?i_1): Disable for 64bit.
5414 (rep_mov?i_rex64): New.
5415 (rep_mov?i): Disable for 64bit.
5416 (clrstrsi): Move offline.
5417 (strset?i_rex64): New.
5418 (strset?i: Accept 64bit.
5419 (rep_stos?i): Disable for 64bit.
5420 (rep_stos?i_rex64): New.
5421 (strset?i_rex_1): New.
5422 (strset?i_1): Disable for 64bit.
5423 (cmpstrsi): Accept 64bit.
5424 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
5425 (cmpstrqi_nz_rex_1): New.
5426 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
5427 (strlensi): Move offline.
5429 (strlenqi_1): Disable for 64bit; fix constraints.
5430 (strlenqi_rex_1): New.
5431 * i386.c (ix86_adjust_counter): New static function.
5432 (ix86_zero_extend_to_Pmode): Likewise.
5433 (ix86_expand_aligntest): Likweise.
5434 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
5435 (ix86_expand_movstr): New global function.
5436 (ix86_expand_clrstr): New global function.
5437 (ix86_expand_strlen): New global function.
5438 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
5439 ix86_expand_strlen): Declare.
5440 (ix86_expand_strlensi_unroll_1): Delete.
5442 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
5444 * i386.md (cmpdi): Fix operand predicates.
5445 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
5446 cmpdi_1_insn_rex64): New patterns.
5447 (adddi3): Turn to expander.
5448 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
5449 (addsi3_carry_zext): New pattern.
5450 (adddi_?_rex64): New patterns and splitters.
5451 (addsi_?_zext): New patterns.
5452 (subsi3_carry_zext): New pattern.
5453 (subdi_?_rex64): New patterns and splitters.
5454 (iorsi_?_zext): New patterns.
5455 (iordi_?_rex64): New patterns and splitters.
5456 (iorsi_?_zext): New patterns.
5457 (iorsi_?_zext_imm): New patterns.
5458 (xorsi_?_zext): New patterns.
5459 (xordi_?_rex64): New patterns and splitters.
5460 (xorsi_?_zext): New patterns.
5461 (negdi*): New patterns.
5462 (one_cmpldi*): Likewise.
5463 (one_cmplsi*_zext, negsi*_zext): Likewise.
5464 (testqi_ext_3_rex64): New pattern.
5466 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
5468 * i386-protos.h (ix86_split_long_move): Return void.
5469 * i386.c (ix86_split_to_parts): Handle 64bit target.
5470 (ix86_split_long_move): Likewise.
5471 * i386.md (all calls to ix86_split_long_move): Update.
5473 2001-03-23 Richard Henderson <rth@redhat.com>
5475 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
5476 to avoid shadowing arguments.
5478 2001-03-23 Jakub Jelinek <jakub@redhat.com>
5480 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
5481 to variable names where DECL_NAME is different from
5482 DECL_ASSEMBLER_NAME.
5484 2001-03-23 Jim Wilson <wilson@redhat.com>
5486 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
5487 (assemble_alias): Call make_decl_rtl.
5489 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
5491 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
5493 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5495 * extend.texi: Document the "java_interface" attribute.
5497 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5499 * mkconfig.sh: Use a subshell with redirected stdout,
5500 instead of closing stdout and confusing commands that run
5501 afterward. Throw away output of cmp.
5503 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5505 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5507 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5509 * i386.md (zero_extendsidi2_32): Break out from ...
5510 (zero_extendsidi2): ... here ; turn to expander.
5511 (zero_extendsidi2_rex64): New.
5512 (extendsidi2_32): Break out from ...
5513 (extendsidi2): ... here ; turn to expander.
5514 (extendsidi2_rex64): New.
5515 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5516 (trunc?f?f splitters): Add 64bit versions.
5518 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5520 * i386.md (pushsi, pushsi2_prologue): Disable.
5521 (pushsi2_rex64): New.
5522 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5523 (movqi_ext_1): Disable for 64bit.
5524 (movqi_ext_1_rex64): New.
5525 (pushdi2_rex64): New pattern, peep2s and splitter.
5526 (pushdi2_prologue_rex64): New pattern.
5527 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5529 (movdi splitters): Disable for 64bit.
5530 (movdi_1_rex64): New pattern, peep2s and splitters.
5531 (swapdi): New pattern.
5532 (pushsf): Disable for 64bit.
5533 (pushsf_rex64): New pattern and splitter.
5534 (pushdf_nointeger): Disable for 64bit.
5535 (pushdf_integer): Handle the 64bit case.
5536 (pushtf): Likewise; update splitters.
5538 2001-03-22 Richard Henderson <rth@redhat.com>
5540 * mkconfig.sh: Include insn-flags.h.
5541 * Makefile.in (CONFIG_H): Include insn-flags.h.
5542 (lots of objects): Remove insn-codes.h and insn-flags.h.
5544 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5545 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5546 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5547 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5548 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5549 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5550 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5551 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5552 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5553 v850/v850.c, vax/vax.c:
5554 Don't include insn-flags.h.
5556 * diagnostic.c, expr.h, reload.c, toplev.c:
5557 Don't include insn-codes.h.
5559 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5560 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5561 c4x/c4x.c, i960/i960.c, mips/mips.c:
5562 Don't include insn-codes.h or insn-flags.h.
5564 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5565 or insn-flags.h in the generated code.
5566 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5567 (main): Forward declare struct rtx_def.
5569 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5571 * invoke.texi (-ffast-math): Remove duplicate line about
5574 * gcc.texi: Remove more obsolete documentation of bugs and
5575 installation problems.
5577 2001-03-21 Kazu Hirata <kazu@hxi.com>
5579 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5582 2001-03-20 Jason Merrill <jason@redhat.com>
5584 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5586 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5587 * varasm.c (CHKR_PREFIX): Likewise.
5589 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5591 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5592 is part of a multi-SET insn.
5594 * cse.c (find_comparison_args): Remove previous change.
5595 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5598 * config/i386/i386.md (conditional_trap): Remove warning.
5600 * recog.c (push_operand): Fix error in last change that caused
5601 undefined symbol on many targets.
5603 * sdbout.c: #include ggc.h.
5604 (sdbout_init): Move to end of file.
5605 Call ggc_add_tree_root for anonymous_types.
5606 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5607 (sdbout_one_type): Use DECL_NAME for field name.
5608 * Makefile.in (sdbout.o): Show includes ggc.h.
5610 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5612 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5613 (override_options): Use properlimits for preferred_stack_boundary.
5614 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5616 (ext_register_operand): Accept DImode.
5617 (load_pic_register): Abort on 64bit.
5618 (gen_push): Use Pmode instead of SImode.
5619 (ix86_save_reg): Pic reg is never used on 64bit.
5620 (ix86_expand_prologue): Likewise.
5621 (ix86_emit_save_regs): Use Pmode instead of SImode.
5622 (legitimate_address_p): Check displacement for 64bit.
5623 (print_operand): Avoid outputting of (%rip) on 64bit.
5624 (print_operand_address): Output (%rip) where possible.
5625 (split_di): Abort on 64bit registers.
5626 (ix86_expand_branch): DImode comparison is simple for x86_64.
5627 (memory_address_length): Recognize memory addresses formed using
5629 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5631 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5633 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5635 * recog.c (push_operand): Recognize new format of push instructions.
5637 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
5639 * i386.md (pushqi1): New.
5640 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
5641 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5642 x86_64_immediate_operand, x86_64_immediate_operand,
5643 x86_64_zext_immediate_operand): Declare.
5644 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
5645 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5646 x86_64_immediate_operand, x86_64_immediate_operand,
5647 x86_64_zext_immediate_operand): define.
5648 * i386.h (PREDICATE_CODES): Add new predicates.
5650 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
5652 * i386.md (pophi1, popqi1, pushqi1): Remove.
5654 * expr.c (emit_single_push_insn): New function.
5655 (move_by_pieces): Accept NULL as destination for push instructions.
5656 (gen_push_operand): Kill.
5657 (emit_push_insn): Pass NULL when pushing; avoid updating of
5658 stack_pointer_delta.
5659 * expr.h (gen_push_operand): Kill.
5661 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5663 * rtl.texi (COMPARE): Clarify documentation and reference section
5666 2001-03-20 Stan Shebs <shebs@apple.com>
5668 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
5669 (get_object_reference): Ditto.
5670 (error_with_ivar): Use error_with_file_and_line.
5671 (warn_with_method): Use warning_with_file_and_line.
5673 2001-03-20 Tom Tromey <tromey@redhat.com>
5675 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5677 2001-03-20 Mark Mitchell <mark@codesourcery.com>
5679 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
5680 variables that are TREE_PUBLIC, even if not TREE_STATIC.
5682 2001-03-20 DJ Delorie <dj@redhat.com>
5684 * Makefile.in (install-libgcc): Pass complete list of variables.
5685 (install-multilib): Ditto.
5687 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5689 * config/i386/cygwin.h: Declare ctor_section, dtor_section
5690 drectve_section, switch_to_section.
5692 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
5693 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
5694 i386_pe_mark_dllimport.
5696 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5698 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
5699 functions i386_pe_*.
5701 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
5702 i386_pe_* functions with char * arguments.
5704 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
5706 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
5708 (movsi_ie): Introduce fpul store.
5710 2001-03-20 Alan Modra <alan@linuxcare.com.au>
5712 * Makefile.in (OBJS): Remove hashtab.o.
5714 2001-03-19 Stan Shebs <shebs@apple.com>
5716 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
5717 * c-lang.c (maybe_objc_method_name): Ditto.
5718 * c-tree.h (maybe_objc_method_name): Remove decl.
5720 2001-03-19 Tom Tromey <tromey@redhat.com>
5722 * gcc.c (init_gcc_specs): Fix comment.
5724 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5726 Compute DECL_ASSEMBLER_NAME lazily.
5727 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
5728 (DECL_ASSEMBLER_NAME_SET_P): New macro.
5729 (SET_DECL_ASSEMBLER_NAME): Likewise.
5730 (COPY_DECL_ASSEMBLER_NAME): Likewise.
5731 (set_decl_assembler_name): Declare.
5732 (lang_set_decl_assembler_name): Likewise.
5733 * tree.c (lang_set_decl_assembler_name): New variab.e
5734 (set_decl_assembler_name): New function.
5735 (init_obstacks): Set lang_set_decl_assembler_name.
5736 (build_decl): Don't set DECL_ASSEMBLER_NAME.
5737 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
5738 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
5739 where it's not necessary.
5740 (builtin_function): Likewise.
5741 (finish_decl): Likewise.
5742 * dbxout.c (dbxout_type_methods): Likewise.
5743 * ggc-common.c (ggc_mark_trees): Likewise.
5744 * profile.c (output_func_start_profiler): Likewise.
5745 * varasm.c (make_decl_rtl): Likewise.
5747 * cse.c (find_comparison_args): Update documentation. Fix
5748 mishandling of COMPARE operations.
5750 * tree.def (ABS_EXPR): Add documentation.
5751 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5753 2001-03-19 Zack Weinberg <zackw@stanford.edu>
5755 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
5757 2001-03-19 Jakub Jelinek <jakub@redhat.com>
5759 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5760 Remove ia32 linux PIC kludge and move it...
5761 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5763 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
5765 * i386.md (absdf2 expander): Fix 64bit case.
5767 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
5769 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5771 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5773 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5775 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5777 * README.X11: Remove obsolete file.
5779 2001-03-18 Anthony Green <green@redhat.com>
5781 * config/pj/pj.h: Remove some trailing commas.
5782 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5784 2001-03-18 Richard Henderson <rth@redhat.com>
5786 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
5787 * calls.c: ... here.
5788 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
5789 defaults for them here.
5791 2001-03-17 Anthony Green <green@redhat.com>
5793 * config/pj/lib1funcs.S: Fix broken comment.
5794 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5797 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5799 * gcc.texi: Remove obsolete information relating to build and
5800 installation problems with enquire or the Pyramid C compiler.
5802 2001-03-17 Richard Henderson <rth@redhat.com>
5804 * dwarf2out.c (queue_reg_save): New.
5805 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
5806 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5808 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5809 (cfa, cfa_store, cfa_temp): Make static.
5810 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5812 2001-03-17 Richard Henderson <rth@redhat.com>
5814 * integrate.h (struct inline_remap): Add local_return_label.
5815 * integrate.c (expand_inline_function): Initialize it and emit
5816 it after copy_insn_notes.
5817 (copy_insn_list): Don't store local_return_label here.
5818 (copy_insn_notes): New function split out from copy_insn_list.
5820 2001-03-17 Richard Henderson <rth@redhat.com>
5822 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5823 is generating .debug_line.
5824 (dwarf2out_init): Add main_input_filename to the file table first.
5825 * configure.in (as_dwarf2_debug_line): Test with file number 1
5826 instead of file number 0.
5828 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5830 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5831 (gen_rtx_combine): Deleted; all references changed as appropriate.
5832 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
5834 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
5836 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5838 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5841 2001-03-16 Jim Wilson <wilson@redhat.com>
5843 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5844 then set it to LOC_REG (79) instead of aborting.
5846 2001-03-16 Phil Edwards <pme@sources.redhat.com>
5848 * gccbug.in: Remove high priority.
5850 2001-03-16 Richard Henerson <rth@redhat.com>
5852 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
5853 output with a space instead of deleting it.
5854 * configure: Regenerate.
5856 2001-03-16 Zack Weinberg <zackw@stanford.edu>
5858 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
5859 handles the gory details of converting an object file into
5860 something that's safe to grep.
5861 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
5862 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
5863 newlines at either end of the string we're looking for.
5864 Make 'checking ...' message less stilted.
5865 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
5866 ARM in-memory layout and its hypothetical converse. Don't
5867 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
5868 HOST_WORDS_BIG_ENDIAN.
5870 * configure.in: Adjust for renamed macro. Move
5871 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
5872 * configure, config.in: Regenerate.
5874 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5876 * fixinc/Makefile.in: Set SHELL.
5878 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5880 * fixinc/fixincl.c (fix_with_system): Quote file names before
5881 passing them to shell.
5883 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5885 * Makefile.in: Use fix-header$(build_exeext) instead
5888 2001-03-16 Richard Henderson <rth@redhat.com>
5890 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
5891 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
5892 (size_of_line_prolog): Remove.
5893 (output_line_info): Compute prologue size via label difference.
5894 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
5896 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
5897 assembler error when redefining file numbers.
5898 * config.in, configure: Rebuild.
5900 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
5901 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
5902 (dw2_asm_output_delta_uleb128): Likewise.
5903 (dw2_asm_output_delta_sleb128): Similarly.
5904 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
5906 2001-03-16 Michael Meissner <meissner@redhat.com>
5908 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
5910 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
5912 (BITMASK_LOWER16): Replacement for 0x0000ffff.
5914 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
5915 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
5916 being unsigned in ISO C and signed in traditional.
5917 (expand_prologue): Ditto.
5918 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
5920 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
5922 (divsi3,divdi3): Ditto.
5923 (modsi3,moddi3): Ditto.
5924 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
5925 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
5926 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
5929 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
5931 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
5932 SSE based conditional moves on LTGT/UNEQ conditions;
5933 Canonicalize EQ to NE.
5934 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
5935 (sse_mov?fcc_ne): New.
5937 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
5939 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5941 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
5942 register may be dead.
5944 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
5946 * Makefile.in (hash.o): Depend on CONFIG_H.
5948 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5950 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
5952 2001-03-15 Richard Henderson <rth@redhat.com>
5954 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
5955 (ASM_OUTPUT_DWARF_PCREL): New.
5956 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
5958 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5960 * cppfiles.c (stack_include_file): Use MAX of sysp.
5962 2001-03-15 Steve Ellcey <sje@cup.hp.com>
5964 * config.gcc (ia64*-*-hpux*): New case.
5965 * config/ia64/hpux.h: New file for HP-UX support.
5966 * config/ia64/t-hpux: New file for HP-UX support.
5968 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
5970 * fixinc/inclhack.def (irix_stdio_va_list): New.
5971 * fixinc/fixincl.x: Rebuilt.
5973 2001-03-15 Richard Henderson <rth@redhat.com>
5975 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
5976 if provided by the target.
5977 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
5978 (dw2_asm_output_addr): New.
5979 * dwarf2asm.h (dw2_asm_output_addr): Declare.
5980 * dwarf2out.c (output_cfi): Use it for program addresses.
5981 (output_call_frame_info, output_die): Likewise.
5982 (output_aranges, output_line_info): Likewise.
5984 2001-03-15 Bruce Korb <bkorb@gnu.org>
5986 * gcc.c(main): make more rigorous
5987 * collect2.c(main): guard against ignoring SIGCHLD
5988 * protoize.c(main): ditto
5989 * gcc/fixinc/fixincl.c(initialize): ditto
5991 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5993 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
5994 (sdbout_parms): Likewise.
5996 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
5998 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
5999 "widen" a destination that is already wider than a word. Also do
6000 not widen if LOAD_EXTEND_OP is NIL for the given mode.
6002 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6004 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
6006 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
6008 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
6010 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
6012 * i960.h (i960_maxbitalignment,
6013 i960_last_maxbitalignment): Declare.
6014 * i960.c (i960_maxbitalignment,
6015 i960_last_maxbitalignment): Make global.
6016 (process_pragma): Delete.
6017 (i960_pr_align, i960_pr_noalign): Move from here ...
6018 * i960-c.c: ... to this new file.
6019 * t-960bare (i960-c.o): New rule.
6020 * t-vxworks960 (i960-c.o): Likewise.
6021 * config.gcc (i960-*-*): Define c_target_objs and
6024 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6026 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
6027 without adding in rtx code and mode.
6029 * alias.c (init_alias_analysis): Don't use any rtx whose value
6030 varies as a known value.
6031 Delete a superfluous test.
6033 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
6035 (ia64_sched_reorder): Call maybe_rotate; also rotate after
6036 scheduling a stop bit.
6037 (ia64_emit_nops): Correctly handle ASMs.
6039 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6041 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
6043 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
6045 * cpp.texi: Update documentation for -include and -imacros.
6046 * cppfiles.c (struct include_file): Remove "defined" memeber.
6047 (find_or_create_entry): Make a copy of the file name, and
6049 (open_file): Update to ensure we use the simplified filename.
6050 (stack_include_file): Don't set search_from.
6051 (cpp_included): Don't simplify the path name here.
6052 (find_include_file): New prototype. Call search_from to
6053 get the start of the "" include chain. Don't simplify the
6055 (_cpp_execute_include): New prototype. Move diagnostics to
6056 do_include_common. Update.
6057 (_cpp_pop_file_buffer): Don't set defined.
6058 (search_from): New prototype. Use the preprocessor's cwd
6059 for files included from the command line.
6060 (read_name_map): Don't simplify the pathname here.
6061 * cpphash.h (enum include_type): New.
6062 (struct buffer): Delete search from. New search_cached.
6063 (_cpp_execute_include): Update prototype.
6064 * cppinit.c (do_includes): Use _cpp_execute_include.
6065 * cpplib.c (do_include_common): New function.
6066 (do_include, do_include_next, do_import): Use it.
6068 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6070 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
6071 contents of the RTL, to determine the name of the object.
6073 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6075 * tree.h (DECL_RTL): Allocate RTL lazily.
6076 (SET_DECL_RTL): New macro.
6077 (DECL_RTL_SET_P): Likewise.
6078 (COPY_DECL_RTL): Likewise.
6079 (DECL_RTL_IF_SET): Likewise.
6080 * varasm.c (make_decl_rtl): Add assertions about the kind of
6081 declaration we are processing.
6082 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
6083 (start_decl): Likewise.
6084 (finish_decl): Likewise.
6085 * c-semantics.c (emit_local_var): Likewise.
6086 * calls.c (expand_call): Likewise.
6087 * dbxout.c (dbxout_symbol): Likewise.
6088 * emit-rtl.c (unshare_all_rtl): Likewise.
6089 (unshare_all_decls): Likewise.
6090 (reset_used_decls): Likewise.
6091 * expr.c (store_constructor): Likewise.
6092 (safe_from_p): Likewise.
6093 (expand_expr): Likewise.
6094 * function.c (put_var_into_stack): Likewise.
6095 (instantiate_decls_1): Likewise.
6096 (assign_parms): Likewise.
6097 (expand_function_start): Likewise.
6098 (expand_function_end): Likewise.
6099 * ggc-common.c (gcc_mark_trees): Likewise.
6100 * integrate.c (function_cannot_inline_p): Likewise.
6101 (copy_decl_for_inlining): Likewise.
6102 (expand_inline_function): Likewise.
6103 (integrate_parm_decls): Likewise.
6104 (integrate_decl_tree): Likewise.
6105 * print-tree.c (print_node): Likewise.
6106 * reg-stack.c (stack_result): Likewise.
6107 * stmt.c (label_rtx): Likewise.
6108 (expand_return): Likewise.
6109 (expand_decl): Likewise.
6110 (expand_decl_cleanup): Likewise.
6111 (expand_anon_union_decl): Likewise.
6112 * toplev.c (check_global_declarations): Likewise.
6113 (rest_of_decl_compilation): Likewise.
6114 * tree.c (simple_cst_equal): Likewise.
6115 * objc/objc-act.c (generate_static_references): Likewise.
6117 2001-03-14 Zack Weinberg <zackw@stanford.edu>
6119 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
6120 gcc_AC_C_FLOAT_FORMAT): New macros.
6121 * configure.in: Add AC_PROG_CPP after CC tests;
6122 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
6123 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
6124 * configure, config.in: Regenerate.
6126 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
6127 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6128 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6129 config/i370/xm-linux.h, config/i370/xm-oe.h,
6130 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6131 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
6132 config/pa/xm-linux.h, config/pa/xm-pa.h,
6133 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
6134 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
6135 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
6136 config/we32k/xm-we32k.h: Delete.
6138 * config/i370/xm-mvs.h, config/m88k/m88k.h,
6139 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6140 config/vax/xm-vms.h: Don't define any of:
6141 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
6143 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
6145 * config.gcc: Remove references to deleted files.
6146 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
6147 FATAL_EXIT_CODE, which is the same between oe and mvs).
6149 2001-03-14 DJ Delorie <dj@redhat.com>
6150 Vladimir Makarov <vmakarov@redhat.com>
6152 * config/i960/i960.c (i960_function_prologue): Compute size of
6153 frame according to number of registers actually saved there.
6155 2001-03-14 Richard Henderson <rth@redhat.com>
6157 * expr.c (emit_move_insn_1): Fix else if around #endif.
6159 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
6162 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
6165 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
6167 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
6168 (override_options): Parse cmodel string.
6169 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
6170 * i386.h (TARGET_OPTIONS): Add "cmodel".
6171 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
6173 (ix86_cmodel_string, ix86_cmodel): Declare.
6175 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
6178 * i386.h (GENERAL_REG_P): Add missing REG_P.
6180 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
6182 * configure.in: Use $gcc_cv_as instead of $as.
6183 * configure: Regenerated.
6185 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
6187 * cppfiles.c (stack_include_file): Only increase the include
6188 count if we actually process the file properly, as opposed
6189 to treating it as length zero. Only call read_include_file
6190 if not DO_NOT_REREAD. Handle the -H include file output
6192 (read_include_file): Remove now redundant DO_NOT_REREAD check.
6193 (cpp_included, find_include_file): Simplify pathnames after
6194 remapping them. If remapping, don't use the remapped file
6195 name's buffer as our scratch buffer.
6196 (cpp_pop_file_buffer): Replace the multiple include macro
6197 only if it isn't yet set.
6198 (read_name_map): Simplify remapped names when reading in.
6199 (remap_filename): Move code to code path that uses it.
6200 (_cpp_simplify_pathname): Return the input pointer.
6201 * cpphash.h (_cpp_simplify_pathname): Update prototype.
6203 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6205 * expr.c (expand_expr): Revove bogus conditional.
6207 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
6209 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
6211 2001-03-14 Jakub Jelinek <jakub@redhat.com>
6213 * reg-stack.c (stack_result): Unconditionally use
6214 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
6216 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
6218 * expr.c (emit_move_insn_1): Split push of complex value when
6219 no suitable push instruction exist.
6221 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
6222 instead of QI_REG_P.
6224 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6226 * alias.c (handled_component_p, can_address_p): New functions.
6227 (get_alias_set): Use them.
6229 2001-03-13 Jim Wilson <wilson@redhat.com>
6231 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
6232 from 80 in try_locals code.
6233 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
6235 2001-03-13 Zack Weinberg <zackw@stanford.edu>
6237 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
6238 gcc_AC_C_LONG_LONG): New.
6239 * configure.in: Use them. Probe the size of short, int, long,
6240 and long long/__int64 if we have them. Move all the AC_C_*
6241 checks together, except gcc_AC_C_CHAR_BIT which has to go
6242 after AC_CHECK_HEADERS(limits.h).
6243 Take hwint.h out of host_xm_file and build_xm_file.
6245 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
6246 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
6247 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
6248 Move the HOST_WIDEST_INT setup logic here from system.h.
6249 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
6251 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
6252 is now handled by hwint.h.
6254 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
6255 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
6256 config/ia64/xm-ia64.h: Don't define any of:
6257 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
6258 HOST_BITS_PER_LONGLONG.
6260 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
6261 config/h8300/xm-h8300.h, config/mips/iris6.h,
6262 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
6263 config/sparc/xm-sp64.h: Delete.
6264 * config.gcc: Remove references to deleted files.
6266 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
6267 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
6268 * config/i370/xm-linux.h: Clarify floating-point situation in
6271 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
6273 * cppfiles.c (NO_INCLUDE_PATH): New macro.
6274 (find_include_file): Decide here which part of the include
6275 chain to start the search. Complain about an empty include
6276 chain in all cases apart from an abolsute file name.
6277 (_cpp_execute_include): Don't choose the search chain here.
6278 Don't call handle_missing_include in the case of an empty
6280 (_cpp_compare_file_date): Don't choose the search chain here.
6281 * cpplib.c (do_include_next): Move the in-main-file diagnostic
6282 here from _cpp_execute_include. Behave like #include if
6283 we're in the main file.
6285 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6287 * system.h (malloc, realloc, calloc, strdup): Only poison these
6288 tokens when IN_GCC is defined.
6290 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
6292 * i386.md (abs?f expander): Support SSE case.
6293 (abd?f_if): Add new "USE"; add splitters.
6295 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6297 * cpp.texi (poison): Explain the macro expansion exception.
6299 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6301 * expr.c (store_expr): Add dont_store_target. If temp is already in
6302 target before copying to reg, don't store it into target again.
6304 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6306 * cppinternals.texi: Update for file handling.
6308 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6310 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6311 2001-02-24 which broke building the Java library.
6312 * function.c (identify_blocks): Likewise.
6313 (all_blocks): Likewise.
6314 * integrate.c (integrate_decl_tree): Likewise.
6315 * print-tree.c (print_node): Likewise.
6316 * tree.h (BLOCK_NUMBER): Likewise.
6317 (struct tree_block): Likewise.
6319 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6321 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6322 __WCHAR_TYPE__ definition.
6323 (WCHAR_TYPE_SIZE): #undef before #define.
6325 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6327 * cppfiles.c: Update comments.
6328 (destroy_include_file_node): Rename destroy_node.
6329 (find_or_create_entry): New function.
6330 (open_file, _cpp_fake_include): Use it.
6331 (handle_missing_header): New function, broken out of
6332 _cpp_execute include. Don't segfault if there is no
6333 system or quoted path.
6334 (_cpp_execute_include): Use handle_missing_header.
6336 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6338 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6339 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6341 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6343 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6344 unless anti_dependence says they are.
6345 * alias.c (objects_must_conflict): If neither has a type specified,
6348 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6349 David Billinghurst <David.Billinghurst@riotinto.com>
6351 * config/mips/iris5.h: Change WCHAR_TYPE to int.
6353 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
6355 * i386.md (trunctfdf2_2): Rename missnamed pattern.
6356 (*_one_bit): Remove type on the match_operand in attributes.
6358 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
6360 * i386.c: Commit forgotten hunk in previous patch.
6361 (regclass_map): Add extended registers.
6362 (dbx_register_map): Add missing frame register.
6364 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
6366 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
6368 * i386.md (x86_sahf_1): Disable for 64bit.
6369 (popsi*, pophi*): Likewise.
6370 (pushqi, pushhi): Likewise.
6371 (movdi, pushdi): Likewise.
6372 (zero extend DImode splitter): Likewise.
6373 (adddi, minusdi splitter): Likewise.
6374 (umulsidi): Likewise.
6376 (mulsidi): Disable for 64bit
6377 (lshift:DI/ashift:DI): Disable for 64bit.
6378 (loop patterns): Likewise.
6379 (call_pop, call_value_pop expanders and patterns): Likewise.
6380 (prologue_get_pc): Likewise.
6382 (fcmovDI pattern and splitter): Likewise.
6383 (movdfcc_1_rex64): New.
6385 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
6387 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
6388 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
6389 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
6390 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
6391 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
6392 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
6393 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
6394 (PUSH_ROUNDING): x86_64 rounds to 64bits.
6395 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
6396 (REGPARM_MAX): Set to 6 for x86_64.
6397 (SSE_REGPARM_MAX): Set to 16 for x86_64.
6398 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
6401 * (patterns that does use upper halves): Update constraints
6402 'q' to 'Q' and 'r' to 'R'.
6403 (cmpqi_ext_1): Disable for 64bit.
6404 (cmpqi_ext_3_insn): Likewise.
6405 (movqi_extzv_1): Likewsie.
6406 (addqi_ext_1): Liekwsie
6407 (testqi_ext_1): Liekwsie
6408 (andqi_ext_1): Liekwsie
6409 (xorqi_ext_1): Liekwsie
6410 (cmpqi_ext_1_rex64): New.
6411 (cmpqi_ext_3_insn_rex64): Likewise.
6412 (movqi_extzv_1_rex64): Likewsie.
6413 (addqi_ext_1_rex64): Liekwsie
6414 (testqi_ext_1_rex64): Liekwsie
6415 (andqi_ext_1_rex64): Liekwsie
6416 (xorqi_ext_1_rex64): Liekwsie
6418 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6420 * configure.in: Move check for unsigned enumerated bitfields
6421 to macro in aclocal.m4. Disable it for now.
6422 * configure, config.in: Regenerate.
6423 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
6424 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
6425 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
6426 kind above its first use.
6428 * config/xm-interix.h, config/alpha/xm-alpha.h,
6429 config/i370/xm-linux.h, config/i386/xm-beos.h,
6430 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
6431 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6432 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
6433 Don't define ONLY_INT_FIELDS under any circumstances.
6435 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
6437 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6438 config/sparc/xm-sysv4.h: Delete - now identical with some
6440 * config.gcc (hppa targets): Replace xm-pahpux.h and
6441 xm-papro.h with implicit xm-pa.h.
6442 (sparc targets): Replace xm-sysv4.h with implicit or explicit
6445 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
6447 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
6448 before reload_cse_noop_set_p.
6450 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6452 * config.gcc: Where xm-host.h used to include another
6453 xm-host.h, list the nested header directly in xm_file. Remove
6454 references to deleted files. Can now use sparc/xm-sp64.h for
6457 * config/xm-linux.h, config/arm/xm-linux.h,
6458 config/i386/xm-dos.h, config/i386/xm-gnu.h,
6459 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
6460 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
6461 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
6462 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
6465 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
6466 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
6467 bother to wrap #undef in #ifdef.
6468 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
6469 Don't include xm-linux.h.
6470 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
6472 * configure.in: Wrap regexps using [] in changequote block.
6473 Use expr : not echo | grep. Simplify regexps.
6474 * configure: Regenerate.
6476 56 xm-files remain, 22 xm-arch.
6478 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6480 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
6481 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6482 (local_index, local_rindex): Delete, use strchr/strrchr instead.
6483 (copy_object): Fix format specifier vs argument mismatch.
6485 * mips-tdump.c: Make local functions static.
6486 (rindex): Don't #undef.
6487 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6488 (fatal, fancy_abort): Delete.
6489 (read_seek): Avoid signed/unsigned compare.
6491 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6493 * combine.c (try_combine): Fix error in change to try original
6495 (gen_rtx_combine): Do same as gen_rtx for now.
6497 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6499 * configure.in: AC_SUBST xm_defines.
6500 * configure: Regenerate.
6501 * Makefile.in: Set DEFINES=$(xm_defines) when building
6504 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6506 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6507 (cpp_included, find_include_file): Update.
6508 (_cpp_compare_file_date): Make else unconditional.
6510 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6512 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6514 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6516 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6517 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6519 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6521 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6522 if it's a record type.
6524 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6526 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6527 mingw includes slightly.
6529 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6531 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6532 #undef token before poisoning it.
6534 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6536 * alpha.c (check_float_value): Use memcpy, not bcopy.
6538 * m32r.c (m32r_sched_reorder): Likewise.
6540 * vax.c (check_float_value): Likewise.
6542 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6544 * toplev.c (file_name_nondirectory): Remove.
6545 * toplev.h: Similarly.
6546 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6547 of file_name_nondirectory.
6549 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6551 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6552 * mips-tfile.c: Don't #undef rindex; not used.
6554 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6556 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6557 (dbx64_register_map): Declare.
6558 (RETURN_ADDR_RTX): Fix for 64bit.
6559 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6560 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6561 * i386.c (dbx64_register_map): New global array.
6562 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6563 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6566 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6568 * cppfiles.c (search_from): Use lbasename.
6569 * mkdeps.c (deps_add_default_target): Use lbasename.
6571 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6573 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6574 xcalloc in lieu of malloc, realloc & calloc.
6576 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6578 * gengenrtl.c (xmalloc): Likewise.
6580 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6581 really_call_* memory allocation routines.
6583 * stmt.c (check_for_full_enumeration_handling): Use
6584 really_call_calloc, not calloc.
6586 * system.h (really_call_malloc, really_call_calloc,
6587 really_call_realloc): Define.
6588 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6590 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6592 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6594 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6596 * configure: Rebuilt.
6597 * configure.in: Only use `lang_requires' for languages athat are
6600 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6602 * invoke.texi: Fix typo.
6603 * gcc.1: Regenerate.
6605 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6607 * configure.in: Prune nonexistent files from build_xm_file,
6608 xm_file, and host_xm_file lists. Warn unless they're
6610 Don't generate *config.h here.
6611 AC_SUBST all variables needed to generate *config.h.
6612 * configure: Regenerate.
6613 * mkconfig.sh: New helper script, from code removed from
6615 * Makefile.in: Zap all MALLOC variables - no longer used
6616 anywhere, and malloc.c doesn't exist.
6617 Substitute in variables needed to generate *config.h.
6618 Stop lying about the dependencies contained in CONFIG_H and
6620 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6621 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6622 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6623 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6624 $(TM_P_H), etc. as appropriate.
6626 * config.gcc: Zap references to deleted files.
6627 * ggc-none.c: Don't include rtl.h or tm_p.h.
6629 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6630 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6631 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6632 config/i386/xm-linux.h, config/i386/xm-linux.h,
6633 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6634 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6635 Don't include i386/xm-i386.h.
6637 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
6638 config/i386/xm-i386.h, config/i860/xm-i860.h,
6639 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
6640 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6641 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
6642 Delete (empty except comments, #includes of other deleted
6643 files, and macros used nowhere).
6645 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
6647 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
6648 independent on TARGET_FLAGS.
6650 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
6652 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
6654 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
6656 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
6658 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
6659 LAST_REX_SSE_REG): define.
6660 (enum reg_class): Add 'LEGACY_REGS'
6661 (REG_CLASS_CONTENTS): Likewise; add extended registers.
6662 (SSE_REGNO_P): Recognize extended registers.
6663 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
6664 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
6665 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
6666 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
6667 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
6668 REG_OK_FOR_STRREG_P): Remove.
6669 (HI_REGISTER_NAMES): Add extended registers.
6670 (ADDITIONAL_REGISTER_NAMES): Likewise.
6671 (QI_REGISTER_NAMES): Add 8bit extended registers.
6672 (DEBUG_REG): Support extended registers.
6673 * i386.c (regclass_map): Add extended registers.
6674 (dbx_register-map): Likewise.
6675 (svr4_dbx_register_map): Likewise.
6676 (print_reg): Support extended registers.
6677 (print_operand): Support 64bit operands.
6679 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
6681 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
6682 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6683 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
6684 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
6685 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
6686 STACK_BOUNDARY): Set properly for 64bits.
6687 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
6688 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
6689 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
6690 (MOVE_MAX): Set to 16.
6691 (MOVE_MAX_PIECES): 8 for 64bit.
6692 (Pmode): Set to SImode.
6694 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
6696 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
6698 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
6700 * i386.h (mask_64bit): New constant.
6701 (target_64bit): New macro.
6702 (target_options): Add '64'/'32'
6703 (target_default): Define.
6704 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
6705 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
6706 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
6708 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
6710 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
6712 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
6714 * rtlanal.c (rtx_varies_p): Check operand 0 of a
6715 LO_SUM unless for_alias is set.
6717 2001-03-08 Stan Shebs <shebs@apple.com>
6719 * objc/objc-act.c: Fix old typos in comments, add comments for
6721 (hash_init): Fix file name in error message.
6722 (hash_enter): Ditto.
6723 (hash_add_attr): Ditto.
6724 (continue_class): Ditto.
6726 2001-03-08 Bruce Korb <bkorb@gnu.org>
6728 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
6729 wait4() can receive the signal.
6731 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6733 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
6735 * fixinc/fixincl.x: Regenerate.
6737 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6739 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
6741 * fixinc/fixincl.x: Regenerate.
6743 2001-03-08 Richard Henderson <rth@redhat.com>
6745 * configure.in (HAVE_AS_LEB128): New assembler check.
6746 * configure, config.in: Rebuilt.
6748 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
6750 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
6753 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6755 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
6756 references to the MAXPATHLEN macro.
6758 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
6759 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
6762 * config/i386/xm-gnu.h, config/xm-gnu.h,
6763 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
6764 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
6765 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
6766 and/or unused files.
6768 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
6769 doing so in various xm-*.h files.
6771 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6773 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
6775 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
6777 * configure.in (enable_shared): Support per-package shared-library
6779 * configure: Rebuilt.
6781 2001-03-07 David Edelsohn <edelsohn@gnu.org>
6783 * rs6000.md (cr logic): Add original POWER mnemonic alternative
6784 for crnot. Set operands[5] in splitter.
6786 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6788 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
6789 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
6790 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
6791 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
6792 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
6793 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
6794 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
6797 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
6798 config/i370/xm-i370.h, config/i386/xm-dgux.h,
6799 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
6800 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
6801 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
6802 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
6803 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
6804 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
6805 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
6806 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6807 Delete unused and/or empty files.
6809 * config.gcc: Define USG in xm_defines as appropriate. Define
6810 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6811 macro. Remove deleted xm-* files from $xm_files variable.
6813 2001-03-07 Tom Tromey <tromey@redhat.com>
6815 * configure: Rebuilt.
6816 * configure.in: Allow config-lang.in to set `lang_requires' to list
6817 of other required languages.
6819 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6821 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6823 (output_prologue): Use xmalloc not oballoc.
6824 (output_epilog): Free a29k_first_epilogue_insn when finished.
6825 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6827 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6829 * builtins.c (expand_builtin_mathfn): Check
6830 flag_unsafe_math_optimizations, not flag_fast_math.
6831 (expand_builtin): Likewise
6832 * combine.c (combine_simplify_rtx): Likewise.
6833 (simplify_if_then_else): Likewise.
6834 * cse.c (fold_rtx): Likewise.
6835 * flags.h: Remove flag_fast_math. Add
6836 flag_unsafe_math_optimizations and flag_trapping_math.
6837 * fold-const.c (negate_expr): Check
6838 flag_unsafe_math_optimizations, not flag_fast_math.
6839 (invert_truthvalue): Likewise.
6840 (fold): Likewise. Before associating operands, check that
6841 code == MULT_EXPR, not code != MULT_EXPR.
6842 * ifcvt.c (noce_try_minmax): Check
6843 flag_unsafe_math_optimizations, not flag_fast_math.
6844 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
6845 * invoke.texi: Document -funsafe-math-optimizations and
6846 -fno-trapping-math. Change documentation for -ffast-math.
6847 * jump.c (reversed_comparison_code_parts): Likewise.
6848 (rtx_equal_for_thread_p): Likewise.
6849 * optabs.c (emit_conditional_move): Likewise.
6850 * simplify-rtx.c (simplify_binary_operation): Likewise.
6851 (simplify_relational_operation): Likewise.
6852 (simplify_ternary_operation): Likewise.
6853 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
6854 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
6855 Add trapping-math and unsafe-math-optimizations entries to f_options.
6856 (set_fast_math_flags): New, sets flags for -ffast-math.
6857 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
6858 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
6859 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
6861 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
6862 (alpha_emit_conditional_move): Initialize local_fast_math to
6863 flag_unsafe_math_optimizations, not flat_fast_math.
6864 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
6865 instead of setting flag_fast_math to 1.
6866 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
6868 * config/i386/i386.c (override_options): Likewise
6869 * config/i386/i386.md: Likewise.
6870 * config/m68k/m68k.md: Likewise.
6871 * config/mips/mips.md: Likewise.
6872 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
6873 (rs6000_generate_compare): Likewise.
6875 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6877 * Makefile.in: Set RANLIB to @RANLIB@.
6880 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6882 * fixinc/inclhack.def (djgpp_wchar_h): New test.
6883 * fixinc/fixincl.x: Regenerated.
6885 2001-03-07 Richard Henderson <rth@redhat.com>
6887 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
6889 2001-03-07 Richard Henderson <rth@redhat.com>
6891 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
6892 of block notes and exception handling notes.
6894 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
6895 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
6896 (compile_file): ... here.
6898 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6900 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
6902 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
6903 config.h now. Include libiberty.h to handle alloca.
6905 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6907 * c-parse.in (yylexname): New function, split out of _yylex.
6908 (objc_rid_sans_at): New table.
6909 (init_reswords): Initialize it.
6910 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
6911 retrieving the next token and checking it for significance as
6912 an ObjC keyword or string constant.
6914 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
6915 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
6917 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
6920 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
6922 * config/m68k/m68k.c (const_uint32_operand): Accept any
6923 const_int on a 32-bit host.
6925 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
6927 * objc/objc-act.c (init_objc): Set save_lang_status,
6928 restore_lang_status, and mark_lang_status.
6930 2001-03-06 Krister Walfridsson <cato@df.lth.se>
6932 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
6934 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
6936 * cppinternals.texi: Update.
6938 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6940 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6941 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
6942 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
6943 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6944 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
6945 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6946 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
6947 config/i386/xm-i386.h, config/i860/xm-i860.h,
6948 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6949 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
6950 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6951 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6952 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6953 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6954 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
6955 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6956 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
6957 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6958 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6959 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
6960 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
6961 match the defaults provided in hwint.h.
6963 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6964 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
6966 * config.gcc (xm_file): Don't set to files which are deleted.
6968 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
6969 guard this file against these macros being undefined.
6971 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6973 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
6974 and DECL_DEFER_OUTPUT on the decl we create, before calling
6975 rest_of_decl_compilation.
6977 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6979 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
6981 * configure, config.in: Regenerate.
6982 * config.gcc: Remove references to deleted files.
6984 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
6985 genrecog.c, rtl.c: Do not use alloca anywhere.
6987 * Makefile.in, build-make, system.h, config/x-interix,
6988 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
6989 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
6990 config/arc/xm-arc.h, config/arm/xm-arm.h,
6991 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6992 config/h8300/xm-h8300.h, config/i370/x-oe,
6993 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
6994 config/i386/x-ncr3000, config/i386/x-sco5,
6995 config/i386/xm-dgux.h, config/i860/x-sysv4,
6996 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
6997 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
6998 config/m68k/x-hp320g, config/m69k/x-mot3300,
6999 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
7000 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
7001 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
7002 config/m88k/x-sysv4, config/m88k/x-tekXD88,
7003 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7004 config/mips/x-iris, config/mips/x-iris3,
7005 config/mips/x-sni-svr4, config/mips/x-sysv,
7006 config/mips/xm-iris6.h, config/mips/xm-mips.h,
7007 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
7008 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
7009 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7010 config/pa/xm-papro.h, config/romp/xm-romp.h,
7011 config/rs6000/x-aix31, config/rs6000/x-aix41,
7012 config/rs6000/x-beos, config/rs6000/x-lynx,
7013 config/rs6000/x-mach, config/rs6000/x-rs6000,
7014 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
7015 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7016 config/sparc/x-sysv4, config/sparc/xm-linux.h,
7017 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
7018 config/vax/xm-vms.h: Eradicate all references to alloca and
7021 * config/xm-alloca.h, config/clipper/x-clix,
7022 config/i386/xm-sysv4.h, config/i860/x-fx2800,
7023 config/i860/x-sysv3, config/m88k/x-sysv3,
7024 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
7025 (contained only alloca related hacks).
7027 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
7030 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
7032 * invoke.texi: Document __FAST_MATH__.
7034 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7036 * crtstuff.c: Restore include of auto-host.h.
7038 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
7040 Put main() in a separate file, so that the language
7041 front-end can use a different main().
7044 * toplev.c: (main): Rename as toplev_main.
7045 * toplev.h: Declare toplev_main.
7046 * Makefile.in (OBJS): add toplev.o.
7047 (BACKEND): remove toplev.o, add main.o.
7049 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7051 * cppfiles.c (search_from): Special case the empty string.
7053 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7055 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
7056 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
7057 strlen or strcpy; we already know the length.
7058 (_cpp_compare_file_date): Similarly.
7059 * cpphash.h (struct cpp_reader): Delete done_initialising.
7060 (CPP_PREV_BUFFER): Delete.
7061 * cppinit.c (cpp_start_read): Don't set done_initialising.
7062 * cpplex.c (parse_string): Guarantee null-termination.
7063 (_cpp_equiv_toklists): Remove.
7064 * cpplib.c (glue_header_name): Null-terminate.
7065 (do_line): Don't leak memory.
7066 * cpplib.h (BT_WEAK): Delete.
7067 * cppmain.c (cb_ident): Strings are now null-terminated.
7069 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
7071 * gcc.c (convert_filename): Append executable suffix
7072 if NO_AUTO_EXE_SUFFIX is not defined.
7073 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
7074 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
7076 2001-03-03 David O'Brien <obrien@FreeBSD.org>
7078 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7079 * c-parse.gperf, c-gperf.h: Delete.
7080 (c-gperf.h was accidently re-added to the CVS repo in the rev
7081 1.16 commit by tromey)
7083 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7085 * cpplex.c (_cpp_lex_token): Don't warn about directives in
7086 macro arguments when looking for the '('.
7087 * cppmacro.c (funlike_invocation_p): Set parsing_args to
7088 2 when really parsing arguments; 1 when looking for '('.
7089 Always restore the lexer position.
7091 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7093 * longlong.h (umul_ppmm): Don't use a multiline string.
7095 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7097 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
7098 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
7099 t_bool in declaration because pcc can't combine volatile with typedef
7102 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
7104 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
7105 until when it is really needed.
7106 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
7107 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
7108 * i386.md (float?i?f splitter): Don't force source operand to memory
7110 (sse_movdfcc): Fix constraint.
7111 (sse_movdfcc splitter): Handle properly the second alternative.
7113 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7115 * cpplex.c (parse_string): Unconditionally pedwarn.
7117 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7120 * cppexp.c (parse_number): Update.
7121 * cpplex.c (parse_string): Pedwarn if multiline string does not
7122 result from a system header's macro.
7123 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
7124 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
7125 for function-like macros too.
7126 * c-lex.c (lex_number): Update.
7128 2001-03-03 Richard Henderson <rth@redhat.com>
7130 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
7132 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
7134 * combine.c (try_combine): If split with mode-changed scratch
7135 register didn't work, try the original mode.
7137 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
7139 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
7140 * config/c4x/c4x.h: Likewise.
7141 * stor-layout.c (compute_record_mode): Likewise.
7142 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
7144 2001-03-02 Zack Weinberg <zackw@stanford.edu>
7146 * configure.in: Kill tm.h. Include the files in the $tm_file
7147 list in all three of config.h, hconfig.h, tconfig.h, after the
7148 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
7149 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
7150 * configure: Regenerate.
7151 * Makefile.in (clean): Don't delete tm.h.
7153 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
7154 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
7155 those are not defined, set SEC and FEC to 0 and 1.
7156 * gcc.texi: Update to match.
7158 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
7159 * config/fp-bit.c, config/m68k/aux-crt2.asm,
7160 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
7161 Include tconfig.h, not tm.h.
7163 * config/xm-lynx.h, config/xm-std32.h,
7164 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7165 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
7166 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
7167 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7168 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7169 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7170 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
7171 config/i386/xm-i386.h, config/i860/xm-i860.h,
7172 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7173 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
7174 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7175 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7176 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7177 config/pa/xm-linux.h, config/pa/xm-pa.h,
7178 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7179 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
7180 config/pj/xm-pj.h, config/romp/xm-romp.h,
7181 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7182 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7183 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7184 config/v850/xm-v850.h, config/vax/xm-vax.h,
7185 config/we32k/xm-we32k.h:
7187 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
7189 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
7190 config/i370/xm-oe.h: Don't include tm.h. Don't define
7192 * config/vax/xm-vms.h: Don't include tm.h.
7194 * config/xm-lynx.h, config/avr/xm-avr.h,
7195 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
7196 Delete; made empty by above changes.
7197 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7198 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
7199 Don't include config/xm-lynx.h or tm.h.
7201 * config/xm-gnu.h: Don't include fcntl.h.
7202 * config/sparc/xm-lynx.h: Don't include sys/types.h and
7204 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
7206 2001-03-02 Richard Henderson <rth@redhat.com>
7208 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
7209 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
7211 2001-03-02 Richard Henderson <rth@redhat.com>
7213 * Makefile.in (OBJS): Add dwarf2asm.o.
7214 * dwarf2asm.c, dwarf2asm.h: New files.
7215 * dwarf2out.c (*): Use them.
7216 (size_of_uleb128, size_of_sleb128): Remove.
7217 (output_uleb128, output_sleb128): Remove.
7218 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
7219 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
7220 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
7221 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
7222 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
7223 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
7224 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
7225 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
7226 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
7227 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7228 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
7229 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
7230 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
7231 (dwarf2out_frame_debug): Remove unused variables.
7232 (output_loc_operands): Don't abort on 8 byte constants if
7233 host integers are wide enough.
7234 (output_symbolic_ref): Remove.
7235 (size_of_die): Don't assume 4 byte host integers.
7236 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
7238 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
7239 something stupid with HOST_WIDE_INT to long truncation.
7240 [CONST_DOUBLE]: Likewise.
7242 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
7243 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7244 * config/arm/unknown-elf.h: Likewise.
7245 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
7246 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
7247 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
7248 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
7249 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
7250 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
7251 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
7252 (ASM_OUTPUT_DWARF_OFFSET): Remove.
7253 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
7254 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
7255 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
7256 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
7258 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7260 * cselib.c (hash_rtx): Cast enums to unsigned int.
7262 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7264 * print-rtl.c (print_rtx): Cast enums to int for comparison.
7265 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
7267 * c-format.c (C_STD_VER): Cast to int for comparisons.
7268 (check_function_format): Cast various enums to int for &.
7269 (maybe_read_dollar_number): Likewise.
7270 (check_format_info): Likewise.
7271 (check_format_info_main): Likewise.
7272 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
7273 (safe_from_p): Likewise.
7274 * varasm.c (const_hash): Cast enum to int for %.
7275 * emit-rtl.c (init_emit_once): Use int loop variable to work around
7276 pcc enum problems with < and ++ operators.
7277 * regclass.c (init_reg_sets_1): Cast enums for comparison.
7278 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
7279 (regclass_init): Change enum class to int to iterate over reg_classes.
7280 * genrecog.c (merge_trees): Cast enums for comparison.
7281 * rtl.h (GET_CODE): Cast to enum rtx_code.
7282 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
7283 (GET_MODE): Cast to enum machine_mode.
7284 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
7285 (GET_NOTE_INSN_NAME): Cast enum to int.
7286 * tree.h (TREE_CODE): Cast to enum tree_code.
7287 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
7288 * timevar.c (timevar_print): Change loop variable id from enum to
7290 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
7291 * config/i386/i386.md: Use PUT_MODE for mode assignment.
7292 * toplev.c (compile_file): Cast enum DFI to int.
7293 (decode_d_option): Likewise.
7295 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
7297 * cppinit.c (append_include_chain): Mark "after" include file name list
7298 as a system directory.
7299 * cpp.texi: Document new behavior.
7301 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7303 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7305 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7307 * cppfiles.c (struct include_file): Update.
7308 (stack_include_file): Use search_from.
7309 (cpp_included, find_include_file): Update.
7310 (cpp_execute_include): Update. ptr->name may not be
7311 null terminated. Use the new search_from member variable
7313 (_cpp_compare_file_date): Similarly.
7314 (search_from): New function, similiar to actual_directory.
7315 (actual_directory): Delete.
7316 (remap_filename): Update. loc->name may not be null terminated.
7317 (struct file_name_list): Rename search_path. Update.
7318 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7319 search_from and dir.
7320 (struct cpp_reader): Remove actual_dirs.
7321 * cppinit.c (struct cpp_pending): Update for renamed objects.
7322 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7323 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7324 * cpplib.h (struct cpp_options): Similarly.
7326 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7328 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7329 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7330 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7331 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7332 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7333 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7334 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7335 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7336 config/i370/xm-oe.h, config/i386/xm-aix.h,
7337 config/i386/xm-i386.h, config/i386/xm-osf.h,
7338 config/i860/xm-i860.h, config/i960/xm-i960.h,
7339 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7340 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7341 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7342 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7343 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7344 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7345 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7346 config/pj/xm-pj.h, config/romp/xm-romp.h,
7347 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7348 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7349 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7350 config/v850/xm-v850.h, config/vax/xm-vax.h,
7351 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
7352 Do not define TRUE or FALSE.
7354 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
7355 empty by above change.
7356 * config.gcc: Remove references to these files.
7358 * configure.in: Detect stdbool.h.
7359 * configure, config.in: Regenerate.
7360 * system.h: Include stddef.h here if available.
7361 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
7362 Then set up a sensible boolean type at the very end.
7364 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
7365 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
7367 * hash.h: Delete 'boolean' typedef and related #undefs.
7369 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
7370 all uses of 'boolean' with 'bool'.
7372 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7374 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
7375 * cppexp.c (lex): Cast enums for comparison.
7376 * cppinit.c (parse_option): Cast enum for comparison.
7377 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
7378 (cpp_output_token): Likewise.
7379 (cpp_can_paste): Cast enums for comparsion and plus/minus.
7380 (cpp_avoid_paste): Cast enums for minus and comparison.
7382 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7384 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
7385 field to all array elements.
7387 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7389 * cpphash.h (struct cpp_reader): Add print_version field.
7390 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
7391 just set print_version and other flags as appropriate.
7392 (cpp_post_options): Print version here if print_version is set.
7394 * toplev.c (exit_after_options): New flag.
7395 (independent_decode_option): Don't exit here; just set
7397 (main): Exit after calling lang_hooks.post_options if
7398 exit_after_options is true.
7400 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
7401 (merge_include_chains): Adjust comment to match code.
7403 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7405 * stringpool.c (set_identifier): New function.
7406 * tree.h: Prototype it.
7408 * c-parse.in: Kill D_YES. If compiled for objc, call
7409 save_and_forget_protocol_qualifiers from init_reswords.
7410 * objc/objc-act.c (remember_protocol_qualifiers,
7411 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
7412 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
7414 (save_and_forget_protocol_qualifiers): New function.
7415 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
7417 2001-03-01 Diego Novillo <dnovillo@redhat.com>
7419 * c-semantics.c (prune_unused_decls): Return error_mark_node
7420 instead of (tree) 1 to stop traversing the tree chain.
7422 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7424 Fix a problem introduced by Kenner's Feb 18 change.
7425 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
7426 flag_cse_skip_blocks only temporarily, not for ever.
7428 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
7430 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
7431 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
7433 * pa.c (emit_move_sequence): Verify operand0 is a hard register
7434 before determining its register class.
7436 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7438 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
7439 from reg 4 if current_function_calls_setjmp.
7440 (gen_nop_type): New function.
7441 (ia64_emit_nops): New function.
7442 (ia64_reorg): Call it.
7443 (ia64_sched_reorder): Move code that rotates bundles up a bit.
7445 * reload1.c (eliminate_regs_in_insn): Restrict the special case
7446 code not to try to optimize adds with anything but a REG destination.
7448 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
7449 (INSN_PRIORITY_KNOWN): New accessor macro.
7450 * haifa-sched.c (priority): Use it instead of testing priority against
7453 2001-02-28 DJ Delorie <dj@redhat.com>
7455 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
7456 since that doesn't work the way gcc wants on a generic m68k.
7458 2001-02-28 Richard Henderson <rth@redhat.com>
7460 * caller-save.c (save_call_clobbered_regs): Fix typo in
7461 comparison last change.
7463 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
7465 * i386.c (pentium4_cost): New.
7466 (m_PENT4): New macro.
7467 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
7468 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
7469 x86_integer_DFmode_moves, x86_partial_reg_dependency,
7470 x86_memory_mismatch_stall): Add Pentium4
7471 (x86_use_q_reg, x86_use_any_reg): Kill.
7472 (override_options): Add pentium4.
7473 (incdec_operand): Return 0 for pentium4.
7474 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
7475 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
7476 (TARGET_PENTIUM4): Define.
7477 (enum processor_type): Add PROCESSOR_PENTIUM4.
7478 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
7479 * i386.md (attribute "cpu"): Add pentium4.
7480 * invoke.texi (march): Add pentium4.
7482 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
7484 * i386.md (sse_mov?fcc*): New patterns and splitters.
7485 * i386.c (ix86_expand_movcc): Work post-reload; recognize
7486 the SSE based conditional moves.
7488 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
7490 * i386.md (attribute mode): Add "TI".
7491 (movsf_1): Add pxor support; remove constant propagation splitter.
7492 (movdf_integer): Likewise.
7493 (movdf_nointeger): Likewise.
7494 (movxf constant prop splitter): Handle all modes; update for SSE.
7495 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7496 * i386.c (standard_80387_constant_p): Rewrite.
7497 (standard_sse_constant_p): New.
7498 * i386-protos.h (standard_sse_constant_p): New.
7500 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7502 * i386.md (sse_setccsf, sse_setccdf): New.
7503 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7505 * i386.c (sse_comparison_operator): Accept the supported unordered
7506 comparses; be ready for fast_math.
7507 (print_operand): Support 'D'.
7509 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7511 * jump.c (reversed_comparison_code): Kill.
7513 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7515 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7518 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7520 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7521 add missing '%' in constraints.
7523 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7525 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7526 for HOST_BITS_PER_WIDE_INT == 32 too.
7528 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7530 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7532 (insert_save, insert_restore): New parameter save_mode.
7533 (init_caller_save): Update initialization of reg_save_code
7534 and reg_restore_code.
7535 (save_call_clobbered_regs): Compute save_modes and update calls to
7536 reg_save_code and reg_restore_code.
7537 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7538 of spill; update use of reg_restore_code.
7539 (insert_save): Likewise.
7540 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7541 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7542 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7544 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7546 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7547 noce_try_store_flag_inc, noce_try_store_flag_mask,
7548 noce_try_cmove_arith):
7549 Use reversed_comparison_code instead of reverse_comparison and
7550 can_reverse_comparison_p.
7552 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7554 * jump.c (reversed_comparison_code_parts): Allow reversal of
7555 unordered compares in -ffast-math mode; reverse ordered compares
7556 for FP even w/o -ffast-math.
7558 2001-02-27 Richard Henderson <rth@redhat.com>
7560 * print-rtl.c (print_rtx) [i]: Don't print field five on
7561 NOTEs other than NOTE_INSN_DELETED_LABEL.
7563 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7565 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7566 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7568 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7570 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7571 even if walk_subtrees is 0.
7572 * c-semantics.c (prune_unused_decls): Return a non-null value to
7573 stop traversing the tree chain.
7575 2001-02-27 DJ Delorie <dj@redhat.com>
7577 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7578 register, *then* define it as the new CFA.
7580 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7582 * pa.c (override_options): Promote -fpic to -fPIC.
7583 (legitimize_pic_address): Simplify due to removal of
7584 small PIC as a code generation option.
7585 (secondary_reload_class): Similarly.
7586 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7587 (PRINT_OPERAND_ADDRESS): Similarly.
7588 * pa.md (various patterns): Similarly.
7589 (small pic lo_sum pattern): Remove.
7591 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7594 * md.texi (min, max): Document
7596 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7598 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7599 TARGET_PARTIAL_REG_DEPENDENCY.
7600 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7602 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7604 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7606 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7608 * mips.c (mips_make_temp_file): Fix thinko in last change.
7610 2001-02-26 Jason Eckhardt <jle@redhat.com>
7612 * combine.c (known_cond): Do not reverse the condition when
7613 SMAX/UMAX is being considered and the condition is for equality
7616 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7618 2001-02-26 Philip Blundell <philb@gnu.org>
7620 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7622 * config/arm/linux-elf.h: Remove historical relics related to
7623 above configurations.
7624 * config/arm/linux-oldld.h: Delete.
7625 * config/arm/linux-elf26.h: Delete.
7627 2001-02-26 Jason Merrill <jason@redhat.com>
7629 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7631 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7632 recognize a tentative definition. Lose obsolete code.
7634 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7635 variables unless necessary, either.
7637 2001-02-25 Richard Henderson <rth@redhat.com>
7639 * ifcvt.c (struct noce_if_info): Add test_bb.
7640 (noce_get_alt_condition): New.
7641 (noce_try_minmax, noce_try_abs): New.
7642 (noce_operand_ok): New.
7643 (noce_process_if_block): Use them.
7644 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
7646 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
7648 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
7651 2001-02-25 Zack Weinberg <zackw@stanford.edu>
7653 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
7654 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
7656 (mips_asm_file_end): Free temp_filename here.
7658 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7660 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
7661 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
7663 * config/i386/i386.md (movstrsi): Handle FAIL case.
7665 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
7667 * cppinit.c (builtin_array): Update.
7668 (init_builtins): Flag builtins to warn if redefined or
7669 undefined. Define __GXX_WEAK as a normal macro.
7670 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
7671 * cpplib.h (NODE_WARN): New flag.
7672 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
7673 Handle __STDC__ as a builtin only on Solaris.
7674 (warn_of_redefinition): Renamed from check_macro_definition.
7675 Reverse sense of test. Always warn if NODE_WARN.
7676 (_cpp_create_definition): Use warn_of_redefinition. Flag
7677 any macro beginning with "__STDC_" to require a mandatory
7678 warning if redefined or undefined.
7680 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7682 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
7683 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
7684 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
7685 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
7686 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
7687 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
7688 Don't define any of:
7689 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
7690 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
7691 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
7692 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
7693 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
7695 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
7696 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
7699 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
7700 Delete now-empty file.
7702 * alpha/vms.h: Define NEED_ATEXIT here...
7703 * alpha/xm-vms.h: ...not here.
7705 * i386/cygwin.h: Don't define PARAMS.
7706 * mips/mips.c: Don't prototype mktemp. Don't define
7707 P_tmpdir. Use make_temp_file to create temporary files.
7708 Don't be clever and delete temporary files early.
7709 * config.gcc: Drop references to deleted files. Don't define
7711 * gcc.texi: Don't mention USE_PROTOTYPES.
7713 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7715 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
7716 (ix86_set_move_mem_attrs_1): Likewise.
7717 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
7718 * config/i386/i386.md (movstrsi): Call it.
7720 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7722 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
7723 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
7724 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
7725 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
7727 (i750a-*-*): Error here if hosting on i750a.
7728 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
7730 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
7731 Remove (empty modulo comments).
7733 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
7734 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
7735 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
7736 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
7737 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
7738 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
7740 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
7741 Remove reference to winnt.h in comment.
7742 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
7744 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7746 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
7747 used to set another biv.
7749 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7751 * tree.h (BLOCK_DEAD): New macro.
7752 (struct tree_block): New flag, dead_flag.
7753 * print-tree.c (print_node, case 'b'): Print missing fields.
7754 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
7755 * function.c (identify_blocks): Enable test for misplaced notes.
7756 (all_blocks): Skip BLOCK_DEAD blocks.
7757 * integrate.c (integrate_decl_tree): Likewise.
7759 * errors.c (internal_error, trim_filename): New functions.
7760 (fancy_abort): Call internal_error.
7761 * errors.h (internal_error, trim_filename): New declarations.
7763 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
7765 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
7767 (EXTRA_CONSTRAINT): Formatting changes.
7769 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7771 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
7773 2001-02-23 Per Bothner <per@bothner.com>
7775 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
7776 so they can be called from java/jvspec.c.
7777 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
7779 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
7781 * i386.c (ix86_frame): New structure.
7782 (ix86_compute_frame_size): Kill.
7783 (ix86_compute_frame_layout): New.
7784 (ix86_save_reg): New.
7785 (ix86_can_use_return_insn_p): Use frame layout stuff.
7786 (ix86_expand_prologue): Likewise.
7787 (ix86_expand_epilogue): Likewise.
7788 (ix86_initial_elimination_offset): Likewise.
7789 (ix86_nsaved_regs): Use ix86_save_reg.
7790 (ix86_emit_save_regs): Likewise.
7792 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
7794 * flow.c (find_sub_basic_blocks): New function.
7795 (split_block): Be ready for basic block introduced by CODE_LABEL.
7796 (commit_one_edge_insertion): Call find_sub_basic_block.
7798 * flow.c (make_edges): Add edge from entry for blocks starting with
7799 label having ALTERNATE_NAME
7801 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
7803 * function.c (epilogue_done): Be ready for first basic block not
7804 containing PROLOGUE_END note.
7805 (reposition_prologue_and_epilogue_notes): Avoid placing
7806 PROLOGUE_END note between BASIC_BLOCK.
7808 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7810 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7812 2001-02-21 DJ Delorie <dj@redhat.com>
7814 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7815 check for current_function_has_nonlocal_goto from 1999-11-12.
7817 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7819 * diagnostic.c (trim_filename): No longer static.
7820 * toplev.h (trim_filename): Declare.
7821 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7822 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7823 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7824 (rtvec_check_failed_bounds): Likewise.
7825 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7827 * convert.c (convert_to_integer): Don't do unsigned unless result or
7828 both inputs are unsigned.
7830 * fold-const.c (fold_convert): Don't call size_int_type_wide if
7833 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
7835 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
7837 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
7839 * Makefile.in (resource.o): Add params.h dependence.
7840 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
7841 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
7842 * resource.c: Add dependence on params.h.
7843 (current_live_regs): Fix explanatory comment.
7844 (find_basic_block): Add new parameter to permit limiting search
7846 (mark_target_live_regs): Add new argument to find_basic_block call.
7847 (incr_ticks_for_insn): Likewise.
7849 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7851 * diagnostic.c (output_to_stream): Rename to
7852 output_buffer_to_stream. Loses the stream parameter.
7853 (init_output_buffer): Set diagnosic_buffer's stream.
7854 (flush_diagnostic_buffer): Adjust.
7855 (default_print_error_function): Likewise.
7856 (finish_diagnostic): Likewise.
7857 (verbatim): Likewise.
7859 * diagnostic.h (struct output_buffer): Add `stream' field.
7860 (output_buffer_attached_stream): New macro.
7862 2001-02-23 Jakub Jelinek <jakub@redhat.com>
7864 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
7865 check if either operand is divisible by C.
7866 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
7867 If type is signed, consider negative numbers as well.
7869 2001-02-22 Richard Henderson <rth@redhat.com>
7871 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
7872 reach .text instead of gp-relative relocs.
7873 * config/ia64/crtend.asm (.init): Likewise.
7875 2001-02-22 Andreas Jaeger <aj@suse.de>
7877 * extend.texi (C++ Attributes): Fix typo.
7879 2001-02-21 David Mosberger <davidm@hpl.hp.com>
7881 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
7882 functions, drop current_function_args_info.words test.
7883 (ia64_compute_frame_size): Mark syscall_linkage functions as
7884 using eight input registers.
7886 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
7887 Bruce Korb <bkorb@gnu.org>
7889 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
7890 * fixinc/README: Document how to convert sed substitutions
7891 to format style c_fix-es.
7892 * fixinc/fixincl.x: regen
7894 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
7896 * gcc.c: Add comment explaining how to add a command-line option.
7897 Add title to specs language comment.
7899 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7901 * gcc.c (cc1_options): Add "-param".
7902 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
7903 (option_map): Likewise.
7904 * toplev.c (display_help): Add entry for "--param".
7905 (independent_decode_option): Fix typographical error.
7907 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
7908 Bernd Schmidt <bernds@redhat.com>
7909 Jan Hubicka <jh@suse.cz>
7911 * i386.c (function_arg_advance): Pass SSE arguments in registers.
7912 (function_arg): Likewise.
7914 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
7916 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
7918 2001-02-21 Kazu Hirata <kazu@hxi.com>
7920 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
7924 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
7926 * flow.c (init_propagate_block_info): Canon address and use single_set
7927 for killing dead memory stores.
7929 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7931 * Makefile.in (reorg.o): Add params.h dependence.
7932 * params.def: Fix typographical error in comment.
7933 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7934 * params.h: Modify introductory comment.
7935 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7936 * reorg.c: Add dependence on params.h.
7937 (redundant_insn): Add parameterized throttle for search.
7938 (fill_simple_delay_slots): Add a comment explaining a variable.
7939 Move conditional out of loop, simplifying code.
7940 (fill_eager_delay_slots): Fix typographical error in comment.
7942 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
7944 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
7946 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
7947 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
7949 2001-02-21 Jason Merrill <jason@redhat.com>
7951 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
7952 (struct tree_decl): Add uninlinable bitfield.
7953 * c-decl.c (duplicate_decls): Set it.
7954 * integrate.c (function_cannot_inline_p): Check it.
7956 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
7957 DW_AT_MIPS_linkage_name to abstract methods.
7958 (dwarf2out_abstract_function): Emit class context before calling
7959 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
7960 (gen_subprogram_die): Remove obsolete code.
7961 (gen_member_die): Don't include clones in the member list.
7962 (gen_decl_die): Emit abstract info for clone origin.
7963 * dwarfout.c (output_type): Don't include clones in the member list.
7964 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
7965 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
7966 DECL_ABSTRACT on a function that already has it set.
7968 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
7969 (get_subprogram_die): Pass it in.
7971 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
7973 * flow.c (mark_set_1): Make not_dead unsigned long. For
7974 non-pseudos, use it as a bitmask of the hard regs that
7977 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
7979 * cppfiles.c: Update comments.
7980 (_cpp_read_file): Don't check for NULL filenames any more.
7981 * cppinit.c (cpp_start_read): Don't do canonicalization of
7982 in_fname and out_fname. Use the passed file name exclusively.
7983 (_cpp_handle_options): Don't treat "-" as a command line option,
7984 but as a normal filename.
7985 (_cpp_post_options): Canonicalize in_fname and out_fname.
7986 * cppmain.c (printer_init): Don't check out_fname for NULL.
7987 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
7988 (init_c_lex): Update, and use "" to represent stdin to CPP.
7991 2001-02-20 Will Cohen <wcohen@redhat.com>
7993 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
7994 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
7995 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
7998 2001-02-20 Stan Shebs <shebs@apple.com>
8000 * config/rs6000/rs6000.c (output_cbranch): Output branches
8001 on separate lines instead of using ';' to separate.
8003 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
8005 * cppinit.c (set_lang): Move builtin handling to...
8006 (init_builtins): ...here.
8007 (_cpp_create_reader): Move call to set_lang.
8009 2001-02-20 Mark Mitchell <mark@codesourcery.com>
8011 * stmt.c (expand_return): If an attempt is made to return the
8012 error_mar_node, treat the return like a return without a value.
8014 2001-02-19 Zack Weinberg <zackw@stanford.edu>
8016 * sibcall.c (skip_copy_to_return_value): Call
8017 identify_call_return_value here, and return orig_insn if it
8018 returns zero. Hardret and softret arguments now unnecessary.
8019 (call_ends_block_p): Don't call identify_call_return_value here.
8021 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
8023 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
8024 * ggc.h (ggc_mark_if_gcable): Delete prototype.
8026 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
8028 * pa.c (move_operand): Accept code to load the address of a
8029 symbol out of the DLT as a valid move operand.
8030 (print_operand, case 'A'): New to handle generating a DLT
8031 reference for a LO_SUM expression.
8032 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
8033 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
8035 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
8037 * README, cpp.texi, gcc.texi, version.c: Update version number to
8039 * cpp.1, gcov.1, gcc.1: Regenerate.
8041 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
8043 * cppfiles.c (stack_include_file): Generate dependencies
8044 here, and manage include_count here too.
8045 (PRINT_THIS_DEP): Delete.
8046 (_cpp_execute_include): Do not generate dependencies here,
8047 apart from the case of a missing header. Do not manage
8049 (_cpp_read_file): Leave dependency generation to
8052 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
8054 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
8055 target_cpu_default. Remove dead assignment to
8058 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
8060 * regclass.c (contains_reg_of_mode): Make global.
8061 (init_reg_sets): Remove contains_reg_of_mode; take into account
8062 CLASS_MAX_NREGS when looking for the proper mode.
8063 (dump_regclass): Dump only classes considered for the pseudo.
8064 (regclass): Use contains_reg_of_mode.
8066 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
8068 * gcc.c (do_spec_1): 'n' for printing notices.
8069 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
8071 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
8073 * reg-stack.c (next_flags_user): Use current_block->end
8074 (swap_rtx_condition): Look for next user if flags don't die;
8075 give up on CALL_INSNs; use current_block->end.
8077 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8079 * sibcall.c (call_ends_block_p): New function.
8080 (optimize_sibling_and_tail_recursive_call): Use it.
8082 2001-02-18 Kazu Hirata <kazu@hxi.com>
8084 * config/h8300/h8300.md: Update copyright.
8085 (andsi3): Do not output an extra newline character.
8087 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8089 * toplev.c (note_deferral_of_defined_inlined_function): Argument
8090 FNDECL may be unused.
8092 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
8093 follow jumps after first run.
8094 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
8095 it doesn't change any jumps.
8097 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
8099 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
8100 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
8101 (mostlyclean): Corresponding changes.
8102 * rtlanal.c (hard-reg-set.h): Include.
8103 (rtx_unstable_p): Do not treat the argument pointer specially
8104 if it is not a fixed register.
8105 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
8107 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8109 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
8110 against last real insn in basic block.
8111 Rework to avoid gotos.
8113 * Makefile.in (gcse.o): Now includes ggc.h.
8114 * gcse.c: Include ggc.h.
8115 (want_to_gcse_p): Verify expression can be in SET as valid insn.
8116 (try_replace_reg): Remove warning of uninitialize variable.
8117 (process_insert_insn): Call invalid_insn_p to validate insn.
8118 * recog.c (insn_invalid_p): Now global.
8119 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
8120 * recog.h (insn_invalid_p): New declaration.
8122 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
8124 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
8125 assignments from FP constants since 'Y' output code can't handle it.
8126 (eligible_for_sibcall_delay): Likewise.
8128 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
8129 Call fancy_abort directly, passing args.
8130 (print_rtl_and_abort): Now a macro, like fancy_abort.
8132 * final.c (output_operand_lossage): Use internal_error, not error.
8134 2001-02-18 Shane Nay <shane@agendacomputing.com>
8136 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
8137 structure shift insns.
8139 2001-02-18 Mark Mitchell <mark@codesourcery.com>
8141 * invoke.texi (-fsquangle): Remove documentation.
8142 (-fname-mangling-version): Likewise.
8144 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
8146 * optabs.c (expand_abs): Remove reference to
8147 HAVE_contitional_arithmetic.
8148 * combine.c (simplify_set): Likewise.
8150 2001-02-18 Richard Henderson <rth@redhat.com>
8152 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
8155 2001-02-18 Richard Henderson <rth@redhat.com>
8157 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
8159 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
8161 * reload1.c (reload_cse_simplify_set): Fix typo.
8163 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8165 * diagnostic.c (_fatal_insn): Decrement errorcount.
8167 * invoke.texi (-I): Add note avoiding use for system header files.
8169 * rtl.h (add_clobbers): Remove duplicate declaration.
8170 * recog.h (added_clobbers_hard_reg_p): New declaration.
8171 * genemit.c (struct clobber_pat): New field has_hard_reg.
8172 (gen_insn): Record if added clobbers clobber hard reg.
8173 (gen_split): Avoid unused warning if number of operands is 0.
8174 (output_added_clobbers_hard_reg_p): New function.
8177 2001-02-18 Alan Modra <alan@linuxcare.com.au>
8179 * pa.c (hppa_expand_prologue): Simplify code storing return
8180 pointer. For large (>=8k) frames with a post_store, adjust stack
8181 pointer by 8k-64 first rather than by 64. When testing with
8182 VAL_14_BITS_P, always use the actual value rather than the value
8183 negated. Add blockage to prevent scheduling of spills before
8184 stack frame has been created.
8185 (hppa_expand_epilogue): Simplify code loading return pointer.
8186 Allow a slightly larger range for merge_sp_adjust_with_load case.
8187 When testing with VAL_14_BITS_P, always use the actual value.
8189 * pa.c (pa_adjust_insn_length): Check that block move
8190 pattern is a set before looking at operands.
8192 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8194 * fold-const.c (fold_binary_op_with_conditional_arg): New
8195 function, split out from ...
8197 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
8198 conditional arms that throw exceptions.
8200 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
8203 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8205 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
8206 define HAVE_DECL_* to 1 to mask potential backup declarations.
8207 * configure: Regenerated.
8209 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8211 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
8213 2001-02-17 Richard Henderson <rth@redhat.com>
8215 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
8216 when replacing a memory load with a register.
8218 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8219 Jan Hubicka <jh@suse.cz>
8221 * recog.c (validate_replace_src_1): New.
8222 (validate_replace_src_data): Likewise.
8223 (validate_replace_src): Use note_uses.
8224 * rtl.h (note_uses): Declare.
8225 * rtlanal.c (note_uses): New.
8227 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
8229 * reg-stack.c (stack_def): Make field reg unsigned.
8230 (remove_regno_note): Unsignetize parameter.
8232 2001-02-16 Jes Sorensen <jes@linuxcare.com>
8234 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
8235 shladd_operand() call.
8237 2001-02-16 Bruce Korb <bkorb@gnu.org>
8238 Rodney Brown <RodneyBrown@mynd.com>
8240 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
8241 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
8242 machine restrictions
8243 * fixinc/fixincl.x: regen
8245 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8247 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
8249 (hash_scan_insn): Clean up calls to hash_scan_set.
8250 (compute_kill_rd): REGNO now unsigned.
8251 (try_replace_reg): Rework to use simplify_replace_rtx.
8252 (cprop_jump, cprop_cc0_jump): Likewise.
8253 (cprop_insn): Call find_reg_equal_equiv_note.
8254 Reflect changes to cprop_jump and cprop_cc0_jump.
8256 * recog.c (validate_replace_src): Replace in operands of
8257 ZERO_EXTRACT in SET_DEST.
8259 * cse.c (new_label_ref): New variable.
8260 (insert): Set it instead of recorded_label_ref.
8261 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
8262 CODE_LABEL for this function, and not already in REG_LABEL note.
8264 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
8266 * resource.c (mark_referenced_resources): Fix typo in introductory
8268 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
8271 2001-02-16 Jason Merrill <jason@redhat.com>
8273 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
8275 (gen_subprogram_die): Don't abort on seeing a second definition if
8276 the previous one was abstract. Don't replace an abstract instance
8277 in the lookup table.
8279 * dwarf2out.c (dwarf2out_abstract_function): Rename from
8280 gen_abstract_function.
8281 * dwarf2out.h: Declare it.
8282 * toplev.c (note_outlining_of_inline_function): New fn.
8283 * toplev.h: Declare it.
8284 * integrate.c (output_inline_function): Call it.
8285 * c-decl.c (duplicate_decls): Call it when redefining an extern
8286 inline. Don't inline the new defn.
8288 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
8290 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8292 * .gdbinit: Rename to gdbinit.in.
8293 * gdbinit.in: New file,
8294 * configure.in: Generate .gdbinit from gdbinit.in.
8295 * configure: Regenerated.
8296 * Makefile.in (distclean): Always remove .gdbinit.
8298 2001-02-16 Jakub Jelinek <jakub@redhat.com>
8300 * objc/objc-act.c (start_class): Register implemented_classes with
8303 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8305 * cppfiles.c (_cpp_make_system_header): Generate a file
8308 2001-02-15 Jim Meyering <meyering@lucent.com>
8310 * Makefile.in (install-common): Don't depend on installdirs here.
8311 Instead, make each of the lang.install-common targets (e.g.,
8312 c++.install-common in cp/Make-lang.in) depend on it.
8313 (install-driver): Depend on installdirs.
8315 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8317 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8319 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8322 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8324 * invoke.texi (--param): Document.
8326 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8328 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8330 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8332 * i386.md (extendsfdf2_2): Fix constraints.
8334 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8336 * i386.md (fop_df_3 splitter): Fix operand number.
8338 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8340 * invoke.texi (-mreg-alloc): Nuke.
8341 * i386.c (ix86_reg_alloc_order, regs_allocated,
8342 order_regs_for_local_alloc): Nuke.
8343 (override_options): Kill reg_alloc code.
8344 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8345 (REG_ALLOC_ORDER): SSE goes before I387.
8346 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
8347 (ix86_reg_alloc_order): Likewise.
8348 * i386-protos.h (ix86_reg_alloc_order): Kill.
8350 2001-02-14 Richard Henderson <rth@redhat.com>
8352 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
8354 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
8356 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
8358 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
8360 * i386-protos.h (ix86_memory_move_cost): Move offline.
8361 * i386.c (ix86_register_move_cost): Compute properly cost of
8362 SSE, MMX and i387 instructions.
8363 (*_cost): Add costs of SSE/MMX moves.
8364 (ix86_memory_move_cost): Move offline from ....; Likewise.
8365 * i386.h (MEMORY_MOVE_COST): .... here;
8366 (struct processor costs): Add new fields to represent costs
8369 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
8371 * regclass.c (init_reg_sets_1): Reinstall the optimization of
8372 move_cost together with Matt Kraai's fix.
8374 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8376 * Makefile.in (OBJS): Add params.o.
8378 2001-02-14 Richard Henderson <rth@redhat.com>
8379 DJ Delorie <dj@redhat.com>
8381 * jump.c (jump_optimize_1): When we delete a conditional jump
8382 preceeding a non-conditional jump to effectively the same place,
8383 make sure that the combined jump skips any clobber insns between
8386 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8388 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
8390 2001-02-14 Mark Mitchell <mark@codesourcery.com>
8392 * Makefile.in (toplev.o): Depend on params.h.
8393 (intergate.o): Likewise.
8394 (params.o): New target.
8395 * flags.h (inline_max_insns): Remove.
8396 * integrate.c: Include params.h.
8397 Use MAX_INLINE_INSNS instead of inline_max_insns.
8398 * params.c: New file.
8399 * params.h: Likewise.
8400 * params.def: Likewise.
8401 * toplev.c: Include params.h.
8402 (lang_independent_params): New variable.
8403 (decode_f_option): Use the param machinery instead of setting
8405 (independent_decode_option): Handle "--param name=value".
8406 (main): Register language-independent parameters.
8408 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
8410 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
8412 2001-02-14 Richard Henderson <rth@redhat.com>
8414 * regclass.c (init_reg_sets_1): Revert last two changes.
8416 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8418 * stor-layout.c (is_pending_size, put_pending_size): New functions.
8419 (variable_size): Call put_pending_size.
8420 * tree.h (is_pending_size, put_pending_size): Add prototypes.
8421 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
8422 sizes list, put newly created SAVE_EXPR there as well.
8424 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8426 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
8427 (errata_find_address_regs): load_group has only 2 entries.
8428 (errata_emit_nops): Likewise. shladd is not problematic.
8429 Clear last_group if nop was emitted.
8430 (fixup_errata): load_group has only 2 entries.
8433 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
8435 * c-lex.c (lex_number): Only warn traditionally for U suffix
8436 outside system macros.
8437 * cppexp.c (parse_number): Similarly.
8438 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
8439 * cppmacro.c (struct cpp_macro): New member node.
8440 (parse_args): Only warn about missing rest args if not
8442 (funlike_invocation_p): Similarly for uninvoked funlike macros.
8443 (cpp_sys_objmacro_p): New.
8444 (_cpp_create_definition): Store the node with the macro defn.
8445 Remember if the macro is defined in a system header.
8447 2001-02-13 DJ Delorie <dj@redhat.com>
8449 * configure.in (check_languages): determine languages to check
8450 * Makefile.in (check-c++): alias for check-g++
8451 (check-f77): alias for check-g77
8452 (CHECK_TARGETS): depend on configured languages
8454 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
8456 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8457 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8458 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8459 (sqrtextendsfdf2): Disable for SSE2.
8461 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8463 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8464 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8465 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8466 (sqrtextendsfdf2): Disable for SSE2.
8468 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
8470 * i386.md (movsfcc_1): Support integer cmove instruction.
8471 (movdfcc_1): Likewise; new splitter.
8473 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
8475 * i386.c (output_fp_compare): Support SSE.
8476 (prepare_fp_compare_args): SSE comparisons always support memory.
8477 * i386.h (TARGET_CMOVE): SSE imply cmove.
8478 * i386.md (cmp?f2): Enable for SSE too.
8479 (cmpfp_i*): Support SSE.
8481 (cmpfp_i_sse_only): New.
8482 (s*, b* fp expanters): Enable for SSE too.
8483 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
8486 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
8488 * regclass.c (init_reg_sets_1): Silence warning.
8490 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
8492 * i386.md (sqrt?f2): Change to expander.
8493 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8495 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8497 * rtlanal.c (find_reg_equal_equiv_note): New function.
8498 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8499 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8500 * rtl.h: Add declarations for above functions.
8502 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8504 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8506 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8507 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8508 * flow.c (mark_regs_live_at_end): Likewise.
8509 (calculate_global_regs_live): Likewise.
8510 * gcse.c (compute_hash_table): Likewise.
8511 (compute_kill_rd): Likewise.
8512 * resource.c (mark_target_live_regs): Likewise.
8513 * rtl.h (INVALID_REGNUM): New macro.
8515 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8517 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8519 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8521 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8524 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8526 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8528 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8529 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8530 (fop_sf_1_sse, fop_df_1_sse): New patterns
8531 (fop_*): Disable float_extend and float patterns for SSE compilation.
8532 * i386.c (output_387_binary_op): Support SSE.
8534 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8536 * i386.md (dummy_extendsfdf2): Support SSE2
8537 (extendsfdf2): Enable if 80387 or SSE2.
8538 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8539 and no MIX_I387_SSE2
8540 (extendsfdf2_1_sse_only): New pattern.
8541 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8543 (truncdfsf2_1): Support SSE.
8544 (truncdfsf2_2): Support SSE.
8545 (truncdfsf2_2_1_sse): New pattern.
8546 (fixtruncsfsi2): Always use SSE if available.
8547 (fix_truncsfsi_sse): New pattern.
8548 (fix_truncdfsi_sse): New pattern.
8549 (floatsis?f2): Support SSE.
8550 (floatsidf2_i387): New pattern.
8551 (floatsidf2_sse): Likewise.
8553 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8555 * configure.in: Use "have_gnat" variable, not "gnat".
8556 * configure: Regenerated.
8558 * config/sparc/sparc.c (function_value): Treat all non-record
8559 aggregate types like used to treat UNION_TYPE.
8561 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8563 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8564 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8566 (MASK_MIX_SSE_I387): New.
8567 (TARGET_SSE): SSE2 imply SSE.
8568 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8569 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8570 (enum reg_class): Add new classes.
8571 (REG_CLASS_NAMES): Likewise.
8572 (REG_CLASS_CONTENTS): Likewise.
8573 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8574 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8575 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8576 (CLASS_MAX_NREGS): Use new macros.
8577 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8578 * i386.md (pushsf, movsf): Support SSE.
8579 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8580 splitters to use ANY_FP_REGNO_P.
8581 (movdf_nointeger, movdf_integer): Likewise.
8583 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8585 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8586 (try_combine): Use it.
8588 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8590 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8591 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8592 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8593 (REGISTER_MOVE_COST): Likewise.
8594 * i386-protos.h (ix86_secondary_memory_needed,
8595 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8596 * i386.c (ix86_secondary_memory_needed,
8597 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8599 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8601 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8602 (HARD_REGNO_MODE_OK): Move offline to ....
8603 * i386.c (ix86_hard_regno_mode_ok) ... here;
8604 refuse all incorrect modes.
8605 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8607 2001-02-13 Richard Henderson <rth@redhat.com>
8609 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8610 entire operator; replicate that and match_dup the operands.
8611 (cmp_ccx_arith_op_set): Likewise.
8612 (cmp_cc_arith_op_not_set): Likewise.
8613 (cmp_ccx_arith_op_not_set): Likewise.
8615 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8617 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8619 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8621 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8622 (TARGET_NO_BITFIELD_WORD): New macro.
8623 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8624 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8626 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8628 * cselib.c: New file, from simplify-rtx.c.
8629 * simplify-rtx.c: Remove cselib parts.
8630 * Makefile.in: Add cselib.o.
8632 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8634 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8635 (setup_incoming_varargs): Remove warning.
8637 * config/rs6000/rs6000.c (validate_condition_mode): When
8638 flag_fast_math, allow floating-point conditionals to be reversed.
8639 (rs6000_generate_compare): When flag_fast_math, don't generate
8640 cror operations for FP conditionals.
8642 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
8644 (ASM_SPEC): Likewise.
8645 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
8646 (CC1_SPEC): Likewise.
8647 (LINK_TARGET_SPEC): Likewise.
8648 (CPP_ENDIAN_SPEC): Likewise.
8649 * Makefile.in (check-consistency): New target.
8651 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
8653 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
8654 "return type defaults" warning for functions with return type
8656 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
8657 function declarations by default rather than only when pedantic.
8659 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
8661 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
8664 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8666 * extend.texi (Deprecated): Deprecate new initializer lists.
8668 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8670 * mkdeps.c (deps_add_default_target): Robustify. Add
8671 basename component only.
8672 * cpp.texi (-M): Describe how default target is generated.
8673 * invoke.texi (-M): Likewise.
8675 2001-02-12 Kazu Hirata <kazu@hxi.com>
8677 * toplev.c (push_float_handler): Remove.
8678 (pop_float_handler): Remove.
8679 * toplev.h: Remove prototypes for the above functions.
8681 2001-02-12 Jakub Jelinek <jakub@redhat.com>
8683 * c-common.c (constant_fits_type_p): New function.
8684 (convert_and_check): Use it.
8686 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8688 * Makefile.in (GXX_ABI_FLAG): Don't define.
8689 * configure.in (--enable-new-gxx-abi): Remove option.
8690 * config.in: Regenerated.
8691 * configure: Likewise.
8693 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
8695 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
8697 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
8698 regular basic block, and arrange for all edges into it to switch
8701 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8703 * Makefile.in (distclean): Do not remove .gdbinit.
8705 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8707 * Makefile.in (gcc.o): Fix typos.
8708 (protize.o): Likewise.
8709 (unprotoize.o): Likewise.
8711 2001-02-11 Richard Henderson <rth@redhat.com>
8713 * tree.c (build1): Check for null operand in last change.
8715 2001-02-11 Richard Henderson <rth@redhat.com>
8717 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
8718 (fold): Don't assume a constant isn't foldable.
8719 * tree.c (build): Set TREE_CONSTANT for an expression with no
8720 side-effects and constant operands.
8723 2001-02-10 Richard Henderson <rth@redhat.com>
8725 * jump.c (squeeze_notes): Revert 2000-05-12 change.
8727 2001-02-10 Anthony Green <green@redhat.com>
8729 * cpp.texi (Standard Predefined): Add documentation for
8732 * c-common.c (combine_strings): Improve warning message.
8734 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
8736 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
8738 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
8740 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
8742 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
8745 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8747 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
8750 2001-02-09 Nick Clifton <nickc@redhat.com>
8752 * config/arm/arm.md: Change output contraint on post inc
8753 load/store multiple patterns to be a read/write contraint.
8755 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
8757 * gcc.c (cpp_options): Delete .d files on error. Don't delete
8758 .o files when using the -M options.
8760 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8761 David Edelsohn <edelsohn@gnu.org>
8763 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
8764 handle DImode constants. Use one TOC entry for SImode and smaller
8765 constants, aligned properly.
8767 2001-02-08 Jason Merrill <jason@redhat.com>
8769 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
8770 about the SP adjustment for saving the static chain pointer.
8771 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
8772 offset when setting a temporary CFA register.
8774 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
8776 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
8777 powerpc-*-chorusos* .
8778 * config/rs6000/chorus.h : New file.
8779 * config/i386/chorus.h : New file.
8780 * config/sparc/chorus.h : New file.
8781 * config/sparc/t-chorus-elf : New file.
8783 2001-02-08 David Edelsohn <edelsohn@gnu.org>
8785 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
8786 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
8787 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
8788 (__WCHAR_TYPE__): Correct macro name.
8790 2001-02-08 Richard Henderson <rth@redhat.com>
8792 * config/i386/i386.c (ix86_frame_pointer_required): New.
8793 (ix86_setup_frame_addresses): New.
8794 (struct machine_funciton): Add accesses_prev_frame.
8795 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
8796 ix86_frame_pointer_required.
8797 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
8798 (SETUP_FRAME_ADDRESSES): New.
8799 * config/i386/i386-protos.h: Update.
8800 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
8801 from FRAME_POINTER_REQUIRED.
8802 * config/i386/svr3gas.h: Likewise.
8803 * config/i386/sysv3.h: Likewise.
8804 * config/i386/v3gas.h: Likewise.
8806 2001-02-08 Richard Henderson <rth@redhat.com>
8808 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8809 calculation of the number of integer registers required.
8810 (function_arg_record_value): Likewise.
8812 2001-02-08 Jason Merrill <jason@redhat.com>
8814 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8815 two. Print file and line with "confused" message.
8817 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8819 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8821 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8823 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8825 * final.c (cleanup_subreg_operands): The address of a MEM can
8828 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8831 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
8833 * gcc.texi (Incompatibilities): Update documentation of
8834 preprocessing numbers.
8836 2001-02-07 Jakub Jelinek <jakub@redhat.com>
8838 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
8840 2001-02-07 Mark Mitchell <mark@codesourcery.com>
8842 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
8844 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
8845 * gcc.c (struct compiler): Add cpp_spec field.
8846 (input_file_compiler): New variable.
8847 (do_spec_1): Allow a particular compiler to handle `%C'
8849 (main): Store the current compiler in input_file_compiler.
8850 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
8852 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
8854 * cpphash.h (struct spec_nodes): Add n_true and n_false.
8855 * cppinit.c (cpp_create_reader): Initialize them.
8856 (append_include_chain): cxx_aware arg might be unused.
8857 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
8858 keywords and give them their phase 7 meaning. Pedwarn about
8859 this unless '__bool_true_false_are_defined' is defined.
8861 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8863 * lcm.c (optimize_mode_switching): Emit mode_set before the
8864 JUMP_INSN of an abnormal edge.
8866 2001-02-07 Bernd Schmidt <bernds@redhat.com>
8868 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
8869 a scheduling barrier at the end.
8871 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
8873 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8875 * config/sh/sh.md (reload_outsf): Removed.
8876 (movsf_ie): Introduce constraints for FPUL loads and stores.
8877 (reload_insf): Broaden the output constraint.
8879 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
8881 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
8882 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
8884 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
8886 * final.c: Revert my previous changes.
8887 * output.h: Make profile_label_no extern.
8888 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
8889 for generating label.
8891 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
8893 * config/i386/djgpp.h: Add comments about standard paths.
8894 (MD_EXEC_PREFIX): Undefine before defining.
8895 (MD_STARTFILE_PREFIX): New.
8897 2001-01-30 Bruce Korb <bkorb@gnu.org>
8899 fixinc/fixincl.c(process): Emit error message only if appropriate :)
8900 (load_file): do not rely on load_file_data() to close file pointer
8901 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
8902 fixinc/inclhack.def(irix_limits_const): add test_text
8904 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8906 * cppexp.c (parse_defined): Improve diagnostics for invalid
8909 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8911 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
8913 2001-02-06 Mark Mitchell <mark@codesourcery.com>
8915 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
8916 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
8917 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
8918 (rs6000_output_symbol_ref): New function.
8919 (output_toc): Use VTABLE_NAME_P.
8921 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8923 * print-tree.c (print_node, case PARM_DECL):
8924 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
8926 * stor-layout.c (reference_types_internal): New variable.
8927 (internal_reference_types): New function.
8928 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
8929 * tree.h (internal_reference_types): New declaration.
8931 * cse.c (find_best_addr): Fix typo in computing cost.
8933 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8935 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
8936 and this is the sum of a pointer and a constant, we know the result
8938 (num_sign_bit_copies, case PLUS): Likewise.
8939 * explow.c (convert_memory_address): Remove opposite SUBREG.
8940 * function.c (instantiate_new_reg): New function (from common code).
8941 (instantiate_virtual_regs_1): Call it.
8942 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
8943 if pointers sign- or zero-extend.
8944 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
8945 If pointers extend unsigned, use inside of SUBREG.
8946 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
8948 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
8950 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
8951 subdir of gcc_gxx_include_dir.
8952 (gcc_gxx_target_include_dir): Remove.
8954 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
8956 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
8957 (dwarf2out_frame_debug_expr): Revise introductory comments to add
8958 a high-level description.
8960 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
8962 * final.c: Move the declaration of profile_label_no to ...
8963 * output.h: ... here.
8964 * function.c (expand_function_start): Call PROFILE_HOOK.
8965 * config/rs6000/aix.h: Define PROFILE_HOOK.
8966 * config/rs6000/rs6000-protos.h: output_profile_hook new.
8967 * config/rs6000/rs6000.c (output_profile_hook): Define.
8968 (output_prolog): Do nothing for ABI_AIX as it is taken care by
8969 output_profile_hook.
8970 tm.texi : Explain new macro PROFILE_HOOK.
8972 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
8974 * extend.texi (Extended Asm): Do not say that semicolon is always
8975 a valid line-breaking character for GNU assemblers. Use
8976 newline-tab as the most commonly supported syntax. Use
8977 newline-tab rather than semicolon in multi-insn examples.
8979 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8981 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
8983 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8984 David Edelsohn <edelsohn@gnu.org>
8986 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
8987 code for AIX, even without flag_pic.
8989 2001-02-05 Jakub Jelinek <jakub@redhat.com>
8991 * c-typeck.c (common_type): push and pop binding level around
8992 calling common_type on function parameters.
8994 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
8996 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
8998 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9000 * config/mips/mips.c (override_options): Fix typo in last change.
9001 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
9002 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
9004 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
9006 * invoke.texi (-fdump-class-layout): Document.
9007 (-fdump-translation-unit): Use `=' as filename separator.
9009 2001-02-05 Mark Mitchell <mark@codesourcery.com>
9011 * Makefile.in (s-mlib): Don't build multilibs if
9013 (DRIVER_DEFINES): Adjust accordingly.
9015 (protoize.o): Likewise.
9016 (unprotoize.o): Likewise.
9017 * configure.in: Recognize --enable-multilib.
9019 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9021 * Makefile.in (DRIVER_DEFINES): Fix quoting.
9023 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
9024 * configure.in: Remove --enable-libstdcxx_v3 support.
9025 * configure: Regenerated.
9027 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9029 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
9030 Call abort instead of fatal.
9031 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
9032 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
9033 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
9034 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
9035 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
9036 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
9038 * diagnostic.h (set_internal_error_function): Renamed.
9039 * toplev.h (internal_error): Renamed from fatal.
9040 (pfatal_with_name): Deleted.
9041 (fatal_io_error): Now has printf-style arguments.
9042 * diagnostic.c (pfatal_with_name): Deleted.
9043 (fatal_io_error): Rework to have args in printf-style.
9044 (set_internal_error_function): Renamed from set_fatal_function.
9045 (internal_error): Renamed from fatal.
9046 (error_recursion, fancy_abort): Call internal_error instead of fatal.
9047 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
9048 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
9049 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
9050 * flow.c (verify_flow_info): Likewise.
9051 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
9052 * config/mips/mips.c (save_restore_insns): Likewise.
9054 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
9055 * flow.c (verify_flow_info): Likewise.
9056 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
9057 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
9058 (avr_normalize_condition): Likewise.
9059 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
9060 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
9061 (limit_reload_class, double_reg_to_memory): Likewise.
9062 (print_operand_address, emit_1600_code_shift): Likewise.
9063 (gen_tst_reg, gen_compare_reg): Likewise.
9064 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
9065 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
9067 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
9069 * c-parse.in (methoddef): Call fatal_error instead of fatal.
9070 * objc/objc-act.c (build_ivar_chain): Likewise.
9071 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
9073 * graph.c (clean_graph_dump_file): Likewise.
9074 * profile.c (init_branch_prob): Likewise.
9075 * objc/objc-act.c (objc_init): Likewise.
9077 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
9078 * config/avr/avr.c (avr_override_options): Likewise.
9079 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
9080 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
9081 * config/h8300/h8300.c (h8300_init_once): Likewise.
9082 * config/mips/mips.c (override_options): Likewise.
9083 * config/i386/i386.c (override_options): Likewise, rework.
9084 * config/m68k/m68k.c (override_options): Likewise.
9086 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
9088 * config/mips/mips.c (print_operand): Likewise.
9089 * hash.c (hash_allocate): Don't check for failure returns from
9090 obstack functions that can't fail.
9091 (hash_table_init_n, hash_table_init): Likewise; also now return void.
9092 * hash.h (hash_table_init_n, hash_table_init): Now return void.
9093 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
9094 (get_object_reference): Likewise.
9096 2001-02-04 Nick Clifton <nickc@redhat.com>
9098 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
9099 StrongARM1110, 10TDMI, and 1020T.
9101 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9103 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
9105 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
9107 * config/sh/sh.md (movdf load split): Pass register number to
9108 FP_OR_XD_REGISTER_P.
9110 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9112 * cppinit.c (BC): New macro.
9113 (builtin_array): Add __GXX_WEAK__.
9114 * cpplib.h (builtin_type): Add BT_WEAK.
9115 * cppmacro.c (builtin_macro): Handle BT_WEAK.
9116 * defaults.h (SUPPORTS_ONE_ONLY): Define.
9117 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
9119 2001-02-03 Jakub Jelinek <jakub@redhat.com>
9121 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
9123 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9125 * cpphash.h: Rename _ALIGN POOL_ALIGN.
9126 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9128 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9130 * cpphash.h: Rename ALIGN _ALIGN.
9131 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9133 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
9135 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
9136 compilation environment.
9137 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
9138 control over location of cygwin includes and libs.
9140 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9142 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
9144 2001-02-02 lars brinkhoff <lars@nocrew.org>
9146 * md.texi (Standard Names): remove reference to spur.md.
9148 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9150 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
9151 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
9152 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
9153 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
9154 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
9156 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9158 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
9159 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
9160 number before reload.
9161 (c4x_adjust_cost): Return zero before reload.
9162 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
9163 split before reload.
9165 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9167 * c4x.c (c4x_hard_regno_rename_ok): New.
9168 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
9169 * c4x.h (HARD_REGNO_RENAME_OK): Define.
9171 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9173 * diagnostic.h: Add missing "extern" in all declarations.
9175 2001-02-02 Alex Samuel <samuel@codesourcery.com>
9177 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
9178 as for gcc_gxx_include_dir.
9180 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9182 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
9184 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9186 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
9187 label before alignment to be used as the braf base address.
9188 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
9190 (casesi_jump_2): Require at least TARGET_SH2.
9192 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
9193 truncation to 32-bit doubles on -m3e and -m4-single-only.
9195 2001-02-02 Mark Mitchell <mark@codesourcery.com>
9197 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
9198 the default when building a shared object.
9199 (init_spec): Use it.
9200 * testsuite/lib/g++.exp: Include the directory where libgcc
9201 is located to the LD_LIBRARY_PATH list.
9202 * invoke.texi (-shared-libgcc): Document the cases in which
9203 GCC defaults to using the shared libgcc.
9205 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9207 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
9208 unsigned is wide enough.
9210 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
9211 (si_to_float): Likewise.
9212 (float_to_si, float_to_usi): Use BITS_PER_SI.
9214 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9216 * dwarf2out.c: Added explanation of abbreviations.
9217 (def_cfa_1): Added comments listing DWARF2 instructions.
9218 (cfa_temp_reg): Removed in favor of cfa_temp.
9219 (cfa_temp_value): Removed in favor of cfa_temp.
9220 (cfa_temp): New global variable.
9221 (dwarf2out_frame_debug_expr): Added extensive introductory
9222 comments explaining the function's transformations. Revised to
9223 use cfa_temp. Added some rtx checking. Generalize IOR case.
9224 (dwarf2out_frame_debug): Revised to use cfa_temp.
9225 (output_aranges): Cast as "unsigned" to avoid warning.
9226 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
9227 explain which instructions must be marked.
9229 2001-02-01 Richard Henderson <rth@redhat.com>
9231 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
9234 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
9236 * config/sh/crt1.asm (main_k): Modified so that start calls
9237 ___setup_argv_and_call_main.
9239 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
9241 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
9242 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
9243 and AVOID_LPASTE is cleared on meeting an unescaped newline.
9244 * cppmacro.c (builtin_macro): Set builtin flags here.
9245 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
9246 (replace_args): Clarify intent.
9247 (cpp_get_token): Macro expansion tokens get the saved flags.
9249 * cppmain.c (scan_buffer): Remove now-redundant print.printed
9252 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9254 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
9257 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9259 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
9260 returns Pmode pseudo, but we need ptr_mode.
9261 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
9262 Remove bogus conversions; use HOST_WIDE_INT for size.
9263 Don't use TARGET if wrong mode.
9265 * config/i386/i386.c (ix86_compute_frame_size): Allow
9266 stack_alignment_needed to be non-default even if size is zero.
9268 2001-01-31 Alan Modra <alan@linuxcare.com.au>
9270 * pa.c (hppa_init_pic_save): New function.
9271 * pa.h (hppa_init_pic_save): Declare.
9272 * pa.md (call, call_value, sibcall, sibcall_value): Use
9273 the above instead of duplicated code.
9275 * pa.c (hppa_encode_label): Correct size of alloca buffer
9276 so we don't overrun it. Correct leading `*' case.
9277 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
9278 need to handle `*@'.
9279 (FUNCTION_NAME_P): Likewise.
9281 2001-01-31 Richard Henderson <rth@redhat.com>
9283 * config.gcc (alpha-osf5): Use float-i128.h.
9285 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
9286 * config/float-i32.h: Likewise.
9287 * config/float-i64.h: Likewise.
9288 * config/float-sh.h: Likewise.
9289 * config/float-sparc.h: Likewise.
9291 2001-01-31 DJ Delorie <dj@redhat.com>
9293 * expmed.c (extract_bit_field): allow non-integral modes if we
9294 want to extract a whole register from itself.
9296 2001-01-31 Jakub Jelinek <jakub@redhat.com>
9298 * c-typeck.c (set_init_index): If first is equal to last, assume as
9299 if it was not a range at all.
9301 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9303 * config/fp-bit.c: Include tm.h.
9304 (float_to_si): Don't assume SImode is 32-bits wide.
9305 (float_to_usi): Likewise.
9307 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9309 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9311 (typename): Call pending_xref_error after parsing typed_typespecs.
9312 * c-decl.c (lookup_tag): Give error immediately rather than
9313 leaving it pending if the tag of the wrong type is in the same
9315 (xref_tag): Don't pedwarn for forward declarations of enum types
9317 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9320 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9322 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9324 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9326 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9327 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9329 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9331 * cpphash.h (struct cpp_reader): New saved_flags.
9332 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9333 to avoid a paste after a pasted token.
9335 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9337 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9338 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9339 Wtype_MIN instead of LONG_MIN.
9341 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9343 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9345 * fixinc/fixincl.x: Regenerated.
9346 * fixinc/inclhack.def (irix_limits_const): New definition to
9347 convert "const" to "__const" in limits.h.
9349 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9351 * fixinc/genfixes (AG): Fix "autogen4" thinko.
9353 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9355 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
9356 when register dies in the insn.
9358 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9360 * diagnostic.c (fatal): Fix word wrap.
9362 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
9364 * combine.c (try_combine): Fix SUBREG setting for
9365 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
9367 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9369 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
9372 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9374 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
9376 * toplev.c (decode_W_option): Update warn_larger_than
9377 unconditionally for each processed switch.
9379 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9381 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
9383 (hppa_expand_prologue): Delete code to save pic offset table register
9384 in the function prologue.
9385 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
9386 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
9387 table register at the beginning of the function after the prologue.
9389 2001-01-29 lars brinkhoff <lars@nocrew.org>
9391 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
9393 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
9394 Jeff Law <law@redhat.com>
9396 * pa.md (return): Revise comment for trivial return.
9397 (return_internal): Non-trivial return pattern for non-PIC code.
9398 (return_internal_pic): Non-trivial return pattern for PIC code.
9399 It uses the PIC register to ensure it is restored after
9401 (epilogue): Generate appropriate return for PIC and non-PIC code.
9403 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
9405 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
9407 2001-01-29 DJ Delorie <dj@redhat.com>
9409 * combine.c (if_then_else_cond): Pass the correct mode to
9410 operand_subword() for constants.
9412 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
9414 * config/i386/cygwin.h: Add w32api to include search. Search different
9415 directories in a cross-build environment.
9417 2001-11-29 Tim Josling <tej@melbpc.org.au>
9419 * tree.h (TYPE_STUB_DECL): Add documentation.
9421 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
9423 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
9424 (sdbout_field_types): Likwise. Fix use of host_integerp.
9426 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
9428 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
9431 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
9433 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
9434 to use flag_gnu_linker.
9436 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9438 * cpplib.c (T_BAD_DIRECTIVE): Remove.
9439 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
9441 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
9443 * tree.c, tree.h (build_parse_node): Remove; was identical to
9445 * c-lang.c (start_cdtor), objc/objc-act.c
9446 (build_module_descriptor): Use build_nt instead of
9449 2001-01-29 Jakub Jelinek <jakub@redhat.com>
9451 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
9452 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
9453 not have any upper bits set.
9455 2001-01-29 Phil Edwards <pme@sources.redhat.com>
9457 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
9459 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9461 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
9463 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
9465 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
9466 (integer_minus_one_node): Define.
9468 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
9470 * Makefile.in (bootstrap2-lean): Fix typo.
9472 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
9474 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
9475 : Don't set fe_value.
9476 * cpplib.h (AVOID_LPASTE): New flag.
9477 (struct cpp_hashnode): Remove fe_value.
9478 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
9479 * cppmacro.c (builtin_macro): Don't set flags here.
9480 (replace_args): Set AVOID_LPASTE flag on first token of an
9481 argument, and the token following it.
9482 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
9483 macro expansion, and on the token following it. Do it for
9485 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
9487 2001-01-27 Richard Henderson <rth@redhat.com>
9489 * config/alpha/t-ieee: Remove multilibbing.
9490 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9492 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9494 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9496 * Makefile.in: Remove all dependencies on defaults.h.
9497 * builtins.c: Don't include defaults.h.
9498 * c-common.c: Likewise.
9499 * c-decl.c: Likewise.
9500 * c-pragma.c: Likewise.
9501 * c-typeck.c: Likewise.
9502 * combine.c: Likewise.
9504 * frame-ia64.c: Likewise.
9505 * cppexp.c: Likewise.
9506 * crtstuff.c: Likewise.
9507 * dbxout.c: Likewise.
9508 * dwarf2out.c: Likewise.
9509 * dwarfout.c: Likewise.
9510 * emit-rtl.c: Likewise.
9511 * except.c: Likewise.
9513 * final.c: Likewise.
9514 * frame-dwarf2.c: Likewise.
9515 * libgcc2.c: Likewise.
9516 * optabs.c: Likewise.
9517 * profile.c: Likewise.
9518 * sdbout.c: Likewise.
9519 * toplev.c: Likewise.
9520 * tradcif.y: Likewise.
9522 * varasm.c: Likewise.
9524 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9526 * builtins.c (expand_builtin_fputs): Use size_one_node when
9527 transforming into fwrite.
9529 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9531 * extend.texi (Attribute Syntax): New section.
9533 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9535 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9536 they didn't need fixing.
9538 2001-01-27 Janis Johnson <janis@us.ibm.com>
9540 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9542 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9543 to remove macro definitions that are duplicated from elfos.h.
9545 2001-01-27 Richard Henderson <rth@redhat.com>
9547 * config/i386/sco5gas.h: Move ...
9548 * config/usegas.h: ... here.
9549 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9551 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9553 * c-typeck.c (struct constructor_stack): Add range_stack member.
9554 (really_start_incremental_init): Clear it.
9555 (push_init_level): Save constructor_range_stack and clear it if
9556 pushing explicit braces.
9557 (pop_init_level): abort if constructor_range_stack is non-zero at
9558 explicit closing brace. Restore saved constructor_range_stack if
9561 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9563 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9564 into register was forced into memory.
9566 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9568 * Makefile.in: Remove uses of + before $(MAKE).
9570 2001-01-26 Richard Henderson <rth@redhat.com>
9572 * stmt.c (cost_table): Remove.
9573 (COST_TABLE, cost_table_initialized): New.
9574 (estimate_case_costs): Use the later instead of the former.
9575 (balance_case_nodes): Likewise.
9577 2001-01-26 Richard Henderson <rth@redhat.com>
9579 * alias.c (objects_must_conflict_p): Read-only slots may not
9580 conflict despite having the same type.
9582 2001-01-27 Michael Hayes <mhayes@redhat.com>
9584 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9586 (check_ext_dependant_givs): Initialise u_start_val and
9588 (load_mems): Make last_max_reg unsigned.
9589 (try_swap_copy_prop): Use INSN_P and initialise set.
9591 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9593 * README.AVR : Removed.
9595 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9597 * pa-64.h (text_section): Remove declaration.
9599 * pa.md (return_internal): Remove mode on PIC register use.
9601 2001-01-25 lars brinkhoff <lars@nocrew.org>
9603 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9604 ASM_CLOSE_PAREN): fix typos.
9606 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9608 * acconfig.h: Define `const' to the empty string if neither
9609 __STDC__ nor __cplusplus is defined.
9610 * config.in: Regenerated.
9612 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9614 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9615 * collect2.c (main): Delete importf. Add ".obj" file extension.
9616 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9617 (aix_std_libs): Add additional AIX libraries to skip.
9618 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9619 * config/rs6000/aix51.h: New file.
9621 2001-01-25 Michael Hayes <mhayes@redhat.com>
9623 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9624 (loop_insn_emit_before): No longer static.
9625 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9626 (loop_givs_rescan, load_mems): Likewise.
9627 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9628 (maybe_eliminate_biv_1):
9629 (move_movables): Replace emit_call_insn_before with
9630 loop_call_insn_hoist.
9631 * loop.h (loop_insn_emit_before): Add.
9632 * unroll.c (copy_loop_body): Replace emit_insn_before with
9633 loop_insn_emit_before.
9635 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
9637 * diagnostic.c (fatal): Request preprocessed source.
9639 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
9641 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
9642 olddecl has argument types and newdecl has none, use the argument
9645 2001-01-24 Ulrich Drepper <drepper@redhat.com>
9647 * dwarf2out.c (prefix_of): New function. Determine longest common
9648 prefix of the two arguments. The units are whole path components.
9649 (output_file_names): When adding a new directory find the one entry
9650 with the longest common prefix already in the list. Artificially
9651 generate entry if there is none for this prefix.
9652 Fix test to check whether the zeroth directory entry is used.
9654 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
9656 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
9657 Changed all callers. Take it into account when deciding if a
9658 previously loaded value matches.
9660 2001-01-24 Richard Henderson <rth@redhat.com>
9662 * reload.c (find_reloads_subreg_address): Fail the substitution
9663 if the resulting address is insufficiently aligned.
9665 2001-01-24 DJ Delorie <dj@redhat.com>
9667 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
9668 check the original operand's mode also.
9669 * simplify-rtx.c (simplify_ternary_operation): Ditto.
9671 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9673 * c-parse.in (cast_expr): Move compound literals from here ...
9674 (primary): ... to here. Use standard terminology "compound
9675 literal" instead of "constructor expression".
9677 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9679 * gcc.1, cpp.1: Regenerate.
9681 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
9683 * calls.c (emit_library_call_value_1): Memory slot for
9684 pass-by-reference argument should have the mode of the argument,
9685 not of the pointer to it.
9687 2001-01-24 Tom Tromey <tromey@redhat.com>
9689 * gcc.texi (G++ and GCC): Mention gcj manual.
9690 (Standards): Link to section of manual mentioning gcj/Java
9693 2001-01-24 Jakub Jelinek <jakub@redhat.com>
9695 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
9696 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
9697 * tradcpp.c (main): Add -imacros or -include'd dependencies
9699 * cpp.texi (-M, -MM): Document -M -include behaviour.
9701 2001-01-24 Roger Collins <roger@ProProject.com>
9703 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
9705 2001-01-24 Will Cohen <wcohen@redhat.com>
9707 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
9708 whether registers are 32 bits or 64 bits in size.
9710 2001-01-24 Ben Elliston <bje@redhat.com>
9712 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
9714 2001-01-24 Richard Henderson <rth@redhat.com>
9716 * config/alpha/alpha.md (builtin_longjmp_internal): New.
9717 (builtin_longjmp): Use it instead of emit_indirect_jump.
9719 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
9721 * bb-reorder.c (make_reorder_chain_1): Handle case where
9722 jump edge goes to the same block as the fallthru edge.
9724 2001-01-23 Jim Wilson <wilson@redhat.com>
9726 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
9727 * frame.h (__ia64_personality_v1): Add prototype.
9728 * libgcc2.c (ia64_throw_helper): Change personality declaration to
9729 prototype form. Add void * cast to first argument to personality
9731 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
9732 (asctoe113): Likewise.
9733 * config/ia64/frame-ia64.c: Include eh-common.h.
9734 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
9736 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
9738 (itanium_split_issue): Add prototype.
9739 (gen_nop_type): Ifdef out.
9740 (find_best_packet): Initialize best_packet.
9741 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
9743 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
9744 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
9745 (flushrs): Add explicit stop bit at end.
9746 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
9749 2001-01-23 Chris Demetriou <cgd@broadcom.com>
9751 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
9753 * libgcc2.c (__terminate_func): Make variable static.
9754 (__terminate_set_func): New function to set __terminate_func.
9755 * libgcc2.h (__terminate_func_ptr): New typedef.
9756 (__terminate_set_func): New function.
9758 2001-01-23 Richard Henderson <rth@redhat.com>
9760 * flow.c (init_propagate_block_info): Don't consider unchanging
9761 memories for dead frame store elimination.
9763 2001-01-23 Richard Henderson <rth@redhat.com>
9765 * varasm.c (UNIQUE_SECTION): Move default implementation ...
9766 * defaults.h: ... here.
9768 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9770 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
9772 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9774 * c-lex.c (lex_charconst): Fix typo: s/p/str.
9776 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9778 * rs6000.h (rs6000_return_addr): Move prototype from here...
9779 * rs6000-protos.h (rs6000_return_addr): ...to here.
9780 (rs6000_init_expanders): Delete prototype.
9782 2001-01-23 Nick Clifton <nickc@redhat.com>
9784 * invoke.texi: Replace , with \, inside @gccoptlist macros.
9785 (Spec Files): Document %B and %j and %. and %v3 and %M and
9786 %{S*&T} spec switches.
9788 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9790 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
9792 2001-01-23 Chris Demetriou <cgd@sibyte.com>
9793 Neil Booth <neil@daikokuya.demon.co.uk>
9795 * cpperror.c: Merge handlers of PEDWARN and WARNING.
9796 Have -Werror make pedantic warnings errors, like the
9799 2001-01-23 Phil Edwards <pme@sources.redhat.com>
9801 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
9803 2001-01-23 Jakub Jelinek <jakub@redhat.com>
9805 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
9806 * integrate.c (expand_inline_function): Initialize them.
9807 (subst_constants): If changing COMPARE so that both its arguments
9808 will be VOIDmode and the comparison mode will be lost, note
9809 compare_mode. Use the recorded compare_mode to optimize
9812 2001-01-23 Jason Merrill <jason@redhat.com>
9814 * dwarf2out.c (new_die): Use xcalloc.
9815 (output_die): Abort rather than emit a local reference to offset 0.
9817 2001-01-17 Andrew Haley <aph@redhat.com>
9819 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9820 of a saved register; return NULL instead.
9821 (copy_reg): Take a pointer to a source register rather than a
9823 (next_stack_level): Remember the address in the stack frame of all
9825 Use the saved register pointer array as the source of the CFA.
9826 (throw_helper): Rewrite. Unwind once rather than twice and keep
9827 track of saved registers as we go.
9829 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9831 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9832 * c4x.c (c4x_legitimize_reload_address): Remove.
9833 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
9834 reload address for ldp(k) insn.
9836 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
9838 * pa.md (return_internal): Add a USE of the PIC register to ensure
9839 it is restored after each call.
9840 (return expander): Corresponding changes.
9842 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9844 * rs6000.h (INIT_EXPANDERS): Delete.
9845 (RETURN_ADDR_RTX): Call rs6000_return_addr().
9846 * rs6000.c (rs6000_override_options): Call *_machine_status from
9848 (rs6000_init_expanders): ...instead of here. Delete.
9849 (rs6000_mark_machine_status): New function.
9850 (rs6000_init_machine_status): Use xcalloc.
9851 (rs6000_return_addr): Generate RTX for the return address.
9852 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
9853 (rs6000_stack_info): Use it.
9855 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
9857 * gthr-win32.h: Include errno.h to get a declaration for
9858 EINVAL and _mingw.h if the target is mingw32.
9860 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
9862 * cpp.texi: Correct typos.
9864 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9866 * explow.c (probe_stack_range): Ensure value passed to
9867 stack_check_libfunc is ptr_mode, not Pmode.
9869 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
9871 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
9872 case, don't use operand_subword to calculate a SUBREG that is
9875 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
9877 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9879 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
9880 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
9881 valid. If not replace it by equivalent insns.
9883 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9885 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
9886 contains SYMBOL_REF, LABEL_REF and CONST_INT.
9887 (c4x_U_constraint, symbolic_address_operand): Likewise.
9888 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
9890 (c4x_r11_set_p, c4x_check_laj_p): New functions.
9891 * c4x-protos.h (c4x_check_laj_p): Add prototype.
9892 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
9893 anulling slot because of silicon bug.
9894 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
9896 2001-01-22 Alan Modra <alan@linuxcare.com.au>
9898 * cppexp.c (parse_charconst): Change `mask' type to agree
9901 2001-01-21 Richard Henderson <rth@redhat.com>
9903 * config/i386/i386.c (ix86_asm_file_end): Disable putting
9904 pic_label_name in a linkonce section.
9906 2001-01-17 Philipp Thomas <pthomas@suse.de>
9908 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
9910 * configure: Regenerate.
9912 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
9914 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
9915 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
9917 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
9919 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
9920 If REVERSE nonzero then condition code in X must be reversed.
9921 (encode_section_info): Optimise if/else.
9922 (avr_function_value): Fix formatting.
9924 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
9925 (difficult_branch): Likewise.
9926 (rvbranch): Likewise.
9927 (difficult_rvbranch): Likewise.
9929 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
9931 * config/avr/libgcc.S: Fix comment.
9933 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9935 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
9937 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9939 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
9941 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9943 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
9944 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
9945 * configure, config.in: Regenerate.
9946 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
9947 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
9948 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
9949 (doprint.o): New rule.
9951 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
9953 * c-typeck.c (digest_init): Handle boolean types as scalars.
9955 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9957 * stmt.c (expand_return): Don't return anything if size is zero.
9958 Delete redundant assignment to BYTES.
9959 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
9961 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
9963 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
9964 the same as the default library function names.
9965 * config/avr/avr.md: Document special characters after '%'.
9966 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
9967 knowing which of the call-used registers are really clobbered.
9968 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
9969 New. Both quotient and remainder from one libgcc.S call.
9970 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
9971 clobber as few registers as possible.
9972 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
9974 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
9976 * cppmacro.c (funlike_invocation_p): Don't move back up to the
9977 context of the top of the stack.
9979 2001-01-20 Jakub Jelinek <jakub@redhat.com>
9981 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
9982 (fixup_var_refs_insns): ...here.
9984 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
9986 * function.c (fixup_var_refs_insns): Break up into
9987 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
9988 [loop over entire insn list], and fixup_var_refs_insns_with_hash
9989 [loop over hash table entries].
9990 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
9991 fixup_var_refs_insns_with_hash, to match above changes.
9993 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
9995 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
9996 (libgcc.a): Likewise.
9997 (stmp-multilib): Likewise.
9998 (STAGE2_FLAGS_TO_PASS): Likewise.
10000 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10002 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
10003 temporary if no_new_pseudos.
10005 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
10007 * cppinternals.texi: Update.
10009 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
10011 * arm.c (arm_init_builtins): Re-enable builtins.
10013 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10015 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
10016 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
10017 element to be null, and always expect an EXPR_LIST.
10018 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
10019 * sched-deps.c (sched_analyze_1): Likewise.
10020 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10022 * regclass.c (max_set_parallel): New variable.
10023 (reg_scan): Take it into account in computation of max_parallel.
10024 (reg_scan_mark_refs, case SET): Compute it.
10026 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
10028 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
10029 * function.c (assign_parms): Use INTVAL for a CONST_INT.
10031 2001-01-19 Jason Merrill <jason@redhat.com>
10033 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
10034 for the abstract instance of an inline function.
10036 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
10037 J"orn Rennecke <amylaar@redhat.com>
10039 * reload1.c (move2add_note_store): Treat all registers directly or
10040 indirectly derived from a base register as members of the same set
10042 (reload_cse_move2add): Adjust accordingly. Take mode and offset
10043 of base register into account.
10045 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
10047 * alias.c (find_base_value): Recognize TRUNCATE.
10048 (record_set): In PLUS case, invalidate if other summand is also a
10051 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10053 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
10054 entry to be EXPR_LIST.
10055 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
10056 be an EXPR_LIST (but not null, which other code doesn't allow).
10057 (note_stores): Properly handle PARALLEL in SET.
10058 Recursively call for top-level PARALLEL.
10059 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
10060 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10062 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
10064 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
10066 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
10067 not pfile->skipping (== 0).
10069 2001-01-17 Nick Clifton <nickc@redhat.com>
10071 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
10074 2001-01-17 Jim Wilson <wilson@redhat.com>
10076 * invoke.texi (IA-64 options): Improve.
10078 2001-01-17 Tom Tromey <tromey@redhat.com>
10080 * invoke.texi (Optimize Options): Use `{}' to around @samp
10083 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
10085 * invoke.texi (-fno-guess-branch-probability): New option.
10087 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10089 * combine.c (try_combine): Don't set i3_subst_into_i2 for
10090 case of making new double-word constant.
10091 Revert last change: instead just test i3_subst_into_i2.
10093 2001-01-17 Jakub Jelinek <jakub@redhat.com>
10095 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
10096 Use q constraints instead of r.
10098 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
10100 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
10101 (machine_function): Define.
10102 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
10103 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
10104 pa_free_machine_status): New functions.
10105 (override_options): Set {init,mark,free}_machine_status to above.
10106 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10107 PIC_OFFSET_TABLE_REGNUM_SAVED.
10108 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10109 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
10110 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
10111 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
10112 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10114 2001-01-15 DJ Delorie <dj@redhat.com>
10116 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
10120 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10122 * flow.c (propagate_one_insn): Make trying to delete a prologue
10123 or epilogue insn an ICE, not a warning. Allow doing this if
10124 the current function returns with stack pointer depressed.
10126 * combine.c (try_combine): If i3_subst_into_i2, properly check for
10127 I3 having more than one SET.
10129 2001-01-16 Jim Wilson <wilson@redhat.com>
10131 * invoke.texi: Document IA-64 options.
10133 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
10134 (fixup_errata): Delete TARGET_A_STEP use.
10135 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
10136 (TARGET_SWITCHES): Delete -ma-step option.
10137 * config/ia64/ia64.md (all FP patterns): Delete %B0.
10138 (movqicc_astep, movqi_internal_astep, movhicc_astep,
10139 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
10140 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
10141 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
10142 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
10144 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
10145 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
10146 cmovsi_internal): Delete ! TARGET_A_STEP check.
10148 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10150 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
10151 possibility to report bugs via postal mail. Change a URL and
10152 merge in a nearly duplicate statement...
10153 (Bug Reporting): ...from here.
10154 (Service): Refer to the Bug Reporting section instead of
10155 duplicating an URL.
10156 (Contributing): Remove trivial explanations concerning snapshots.
10158 2001-01-16 Alan Modra <alan@linuxcare.com.au>
10160 * cppmain.c (general_init): Don't use ANSI prototype.
10162 2001-01-16 Tom Tromey <tromey@redhat.com>
10164 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
10166 2001-01-16 Richard Henderson <rth@redhat.com>
10168 * config/i386/i386.h: Fix comment typo.
10169 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
10170 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
10172 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10174 * gcc.c: Revert previous -fsyntax-only-related change; move
10177 2001-01-16 Jakub Jelinek <jakub@redhat.com>
10179 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
10180 inmode after checking GET_CODE (op).
10182 2001-01-16 Richard Henderson <rth@redhat.com>
10184 * flow.c (struct propagate_block_info): Add mem_set_list_len.
10185 (MAX_MEM_SET_LIST_LEN): New.
10186 (propagate_one_insn): Update mem_set_list_len.
10187 (invalidate_mems_from_autoinc): Likewise.
10188 (invalidate_mems_from_set): Likewise.
10189 (mark_used_regs): Likewise.
10190 (init_propagate_block_info): Likewise. Stop collecting memories
10191 when we reach MAX_MEM_SET_LIST_LEN.
10192 (mark_set_1): Likewise.
10194 2001-01-16 Richard Henderson <rth@redhat.com>
10196 * unroll.c (precondition_loop_p): Fail if no iteration
10199 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10201 * gcc.c: When -fsyntax-only is given, do not complain about
10204 2001-01-15 Richard Henderson <rth@redhat.com>
10206 * config/i386/i386.c (asm_output_function_prefix): Remove.
10207 (ix86_asm_file_end): New.
10208 (load_pic_register): Generate pic_label_name into a
10209 staticly allocated buffer.
10210 * config/i386/i386-protos.h: Update.
10211 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
10212 (ASM_FILE_END): New.
10213 * config/i386/i386afe.h: New file.
10214 * config.gcc (i?86-*-elf) [tm_file]: Use it.
10215 (i?86-*-{freebsd,linux*,moss*}): Likewise.
10216 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
10217 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
10218 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
10219 * config/i386/sco5.h (ASM_FILE_END): Likewise.
10220 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
10222 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10224 * Makefile.in (install-man): Remove explicit dependency on
10227 * configure.in, configure: Revert previous patch requiring perl
10230 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
10232 * toplev.c (flag_guess_branch_prob): New.
10233 (f_options): Add guess-branch-probability option.
10234 (rest_of_decl_compilation): Only estimate branch probability if
10236 (main): set flag_guess_branch_prob.
10238 * flags.h (flag_guess_branch_prob): New.
10240 2001-01-15 DJ Delorie <dj@redhat.com>
10242 * gcc.texi (Makefile): Add documentation for Makefile targets.
10244 2001-01-15 Philip Blundell <philb@gnu.org>
10246 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
10248 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
10249 (is_pic): Delete declaration.
10250 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
10251 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
10252 * config/arm/arm.md (builtin_setjmp_receiver): New.
10254 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10256 * arm.c (use_return_insn): Don't try to determine the function type
10257 until after reload has completed.
10258 (arm_output_epilogue): Don't adjust the sp value recovered from the
10260 (emit_multi_reg_push): Don't record dwarf information for the pc.
10261 * arm.md (eh_epilogue): The function type may have changed, so it
10262 needs to be recalculated.
10263 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
10264 unwind tables on arm/netbsd.
10266 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10268 * arm.md (cbranchsi4): Correct calculation of branch ranges.
10269 (negated_cbranchsi4): Likewise.
10271 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10273 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
10274 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10275 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
10276 pass -mapcs-* options to assembler.
10277 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
10278 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10279 (ASM_SPEC): Call subtarget_extra_asm_spec.
10281 2001-01-15 Andreas Jaeger <aj@suse.de>
10283 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
10285 (ix86_expand_builtin): Likewise.
10287 * gencodes.c (output_predicate_decls): Make i size_t to avoid
10288 warning about comparison between signed and unsigned.
10290 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10292 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
10294 2001-01-14 Ralf Baechle <ralf@gnu.org>
10296 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
10297 SUBTARGET_CPP_SPEC apropriatly.
10299 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10301 * varasm.c (make_decl_rtl): Fix typo in last change.
10303 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10305 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10306 linker supports the init_priority C++ attribute.
10307 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10308 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10309 linker does not support init_priority C++ attribute.
10311 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10313 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10315 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10317 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10318 * cp/lex.c (finish_parse): Similarly.
10319 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10320 Return the number of errors encountered.
10321 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10322 * cppmain.c (main): Don't call cpp_destroy.
10324 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10326 * configure.in: Require at least perl 5.6.0 to regenerate
10328 * configure: Regenerate.
10330 2001-01-14 Richard Henderson <rth@redhat.com>
10332 * genrecog.c (DT_veclen_ge): New.
10333 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10334 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10335 (nodes_identical_1): Handle DT_veclen_ge.
10336 (write_cond, debug_decision_2): Likewise.
10338 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10340 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10342 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10344 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10346 * cppmain.c (do_preprocessing): New function; most of the old
10348 (main): Call it to do most of the work.
10349 (cb): Move from global scope to set_callbacks ().
10350 (setup_callbacks): Get the callback pointer.
10351 (general_init, printer_init): Clean up code and comments.
10353 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10355 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
10358 2001-01-14 Kazu Hirata <kazu@hxi.com>
10360 * config/h8300/h8300.c (get_shift_alg): Update comments.
10362 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10364 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
10365 (alloc_page, ggc_alloc): Add casts to remove warnings.
10367 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10369 * combine.c (simplify_comparison): Don't change `code' when
10370 can't reverse comparison.
10372 2001-01-14 Richard Henderson <rth@redhat.com>
10374 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
10375 update all call sites. Return true for all non-label constants.
10377 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
10379 * i386.c (ix86_expand_compare): Add bypass_test and second_test
10381 (ix86_expand_branch): Update.
10382 (ix86_expand_setcc): Update to handle multiple test conditions.
10383 (expand_int_movcc): Likewise.
10384 (expand_fp_movcc): Likewise.
10385 * i386-protos.h (ix86_expand_compare): New.
10386 * i386.md (andqi_?_slp, orqi_?_slp): New.
10387 (conditional trap expander): Update call to ix86_expand_compare.
10389 2001-01-14 Richard Henderson <rth@redhat.com>
10391 * config/vax/vax.md: Use nonimmediate_operand instead of
10392 general_operand in destinations.
10394 * config/vax/vax.md (indirect_jump): Use register_operand.
10396 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
10397 * config/vax/vax.md (call_pop): Turn into an expander.
10398 (call_value_pop): Likewise.
10399 (call, call_value): New.
10401 2001-01-14 Andreas Jaeger <aj@suse.de>
10403 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
10405 (ix86_fp_compare_mode): Add unused attribute.
10406 (ix86_expand_fp_movcc): Remove unused variable.
10407 (ix86_expand_builtin): Make fcode unsigned.
10409 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
10410 (expand_expr): Add cast to avoid signed warning.
10411 (store_field): Likewise.
10412 (store_constructor_field): Likewise.
10413 (store_constructor): Likewise.
10414 (store_expr): Likewise.
10415 (clear_storage): Likewise.
10416 (emit_group_store): Likewise.
10417 (emit_group_load): Likewise.
10419 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10421 * c-common.c: Move format checking code to ...
10422 * c-format.c: ... here. New file. Reorder some functions and
10424 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
10426 * c-common.h (decl_handle_format_attribute,
10427 decl_handle_format_arg_attribute): Declare.
10428 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
10429 (c-common.o): Adjust dependencies.
10430 (c-format.o): New list of dependencies.
10432 2001-01-13 Jakub Jelinek <jakub@redhat.com>
10434 * unroll.c (loop_iterations): If we cannot prove iteration variable
10435 is set once in each iteration, punt.
10437 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
10439 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
10440 (*strlenhi): Remove clobber (which was buggy) of output address.
10442 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10444 * Makefile.in (generated-manpages): Add gcc.1
10445 ($(srcdir)/gcc.1): New target.
10446 (maintainer-clean): Delete $(srcdir)/gcc.1.
10447 * gcc.texi: Add macros @gccoptlist and @gol.
10448 * invoke.texi: Include option summary in manpage. Mark up option
10449 summary with @gccoptlist and @gol. Use @r in one place where
10451 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
10452 * gcc.1: Generate from invoke.texi.
10454 2001-01-13 Richard Henderson <rth@redhat.com>
10456 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
10457 (struct page_entry): Add group member.
10458 (struct page_group): New.
10459 (struct globals): Add page_groups member.
10460 (alloc_anon): Only define for using mmap; remove valloc call.
10461 (page_group_index): New.
10462 (set_page_group_in_use): New.
10463 (clear_page_group_in_use): New.
10464 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
10465 (free_page, release_pages): Likewise.
10466 * configure.in (with-gc): Default to ggc-page always.
10468 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10470 * reload1.c (replace_pseudos_in_call_usage): Use
10471 reg_equiv_constant and reg_equiv_address, and don't try
10472 regno_reg_rtx first.
10474 2001-01-13 Richard Henderson <rth@redhat.com>
10476 * ggc-page.c (alloc_page): Round up allocation size to one page.
10477 Set e->order on extra pages.
10479 2001-01-13 Richard Henderson <rth@redhat.com>
10481 * genrecog.c (nodes_identical): Expand commentary.
10482 (write_switch): Watch out for identical nodes.
10484 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10486 * cppfiles.c (_cpp_fake_include): New function.
10487 * cpphash.h (_cpp_fake_include): New.
10488 * cpplib.c (do_line): Call _cpp_fake_include when entering
10489 header files in preprocessed input.
10490 * cppmain.c (cb_pragma_implementation): Remove handling.
10491 (setup_callbacks): Don't register pragmas.
10493 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10495 * extend.texi: Udate for CPP.
10497 2001-01-13 Andreas Jaeger <aj@suse.de>
10499 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10501 * regmove.c: Add prototype for replace_in_call_usage.
10503 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10505 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10506 struct cpp_chunk, struct htab, struct toklist,
10507 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10508 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10509 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10510 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10511 (struct macro_args): Delete.
10512 * cpphash.h: See above.
10514 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10516 * cppmain.c (struct printer): Remove no_line_dirs.
10517 (options, cb): New.
10518 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10519 : Use options rather than CPP_OPTION.
10520 (setup_callbacks): Use cb rather than pfile->cb.
10521 (main): No need to check for a buffer. Use cpp_errors.
10522 (printer_init): Don't set no_line_dirs.
10523 (maybe_print_line): Use options not no_line_dirs.
10524 (cb_file_change): Don't call print_line if -P.
10526 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10528 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10530 * c-parse.in (finish_parse): Use cpp_errors.
10531 (__yylex): Use return value of cpp_pop_buffer.
10532 * cp/lex.c (finish_parse): Use cpp_errors.
10533 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10535 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10537 * README.AVR: URLs corrected.
10539 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10541 * c-decl.c (start_function): Don't warn if old prototype is builtin
10542 that's not in C's namespace.
10543 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10544 (_bb): Add prototype for ctime.
10545 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10547 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10549 * i386.c (ix86_fp_comparison_arithmetics_cost,
10550 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10551 ix86_fp_comparison_cost): New functions.
10552 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10553 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10554 two-branch sequences; make static.
10555 (ix86_use_fcomi_compare): Do decision according to the costs.
10556 (split_fp_branch): New.
10557 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10558 * i386-protos.h (ix86_expand_fp_compare): Remove
10559 (ix86_split_fp_branch): Declare.
10561 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10562 and ix86_comparison_operator.
10564 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10565 to make it cheaper.
10567 * i386.c (put_condition_code): Output properly the unordered/ordered
10568 compares in fp case.
10569 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10571 * tm.texi (REVERSE_CONDITION): Document.
10572 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10573 in -ffast-math mode.
10574 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10576 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10578 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10580 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10583 * config/sh/sh.c (mova_p): Fix test for mova_const.
10585 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10587 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10588 cpp_get_options rather than dereferencing pfile and using
10590 * scan-decls.c (scan_decls): Use return value of
10591 cpp_pop_buffer rather than CPP_BUFFER.
10593 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10595 * cppinit.c (cpp_handle_option): help_only is now part of the
10596 cpp_options structure.
10597 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10598 cpp_set_callbacks): New functions.
10599 * cpplib.h (cpp_callbacks): Break out as a named structure.
10600 (cpp_options): Move help_only here from cpp_reader.
10601 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10602 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10603 cpp_set_callbacks): New prototypes.
10604 * cppmain.c (main): Update for help_only.
10606 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10608 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10609 Also build and remove and install and uninstall c-tree.info and
10611 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10612 ($(srcdir)/cppinternals.info): New target.
10613 * c-tree.texi: Change file name used when makeinfo used without -o
10614 from ir.info to c-tree.info. Add info directory entry.
10615 * cppinternals.texi: Add info directory entry.
10616 * .cvsignore: Update.
10618 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10620 * c-typeck.c (store_init_value): Don't require constant initializer
10621 elements with -pedantic -std=c99.
10622 (digest_init): Change error about non-constant initializer elements
10624 (constructor_range_end): Remove.
10625 (constructor_incremental, designator_depth,
10626 designator_errorneous): New variables.
10627 (struct constructor_stack): Remove range_end, add incremental.
10628 (struct constructor_range_stack, constructor_range_stack): New.
10629 (struct initializer_stack): Add constructor_range_stack.
10630 (finish_init): Set it.
10631 (start_init): Likewise. require_constant_elements for non-static
10632 trees only if not flag_isoc99.
10633 (really_start_incremental_init): Remove constructor_range_end, add
10634 constructor_incremental.
10635 (pop_init_level): Likewise.
10636 (push_init_level): Likewise. If implicit and the subobject had some
10637 value set already, preinitialize the level with it.
10638 Warn about missing braces only if not pushing due to designators.
10639 (set_designator, push_range_stack): New functions.
10640 (set_init_label): Use them.
10641 (set_init_index): Likewise. Remove constructor_range_end.
10642 Error if designator index is outside of array bounds.
10643 (add_pending_init): Compare values of purpose index trees, not the
10644 trees themselves. Allow overwriting of already initialized element.
10645 Issue a warning if it had side-effects.
10646 (set_nonincremental_init, set_nonincremental_init_from_string): New
10648 (pending_init_member): Rename to...
10649 (find_init_member): ...this function. Call set_nonincremental_init
10650 if necessary. Compare values of purpose index trees, not the trees
10651 themselves. Return the actual value, not just non-zero if something
10653 (output_init_element): Remove checks for duplicates.
10654 If field has zero size, only check the initializer for correctness.
10655 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
10656 if constructor_incremental is zero. Change error about initializers
10657 not computable at load time into pedwarn.
10658 (output_pending_init_elements): Compare bit positions, not
10659 FIELD_DECLs to take into account zero-sized fields.
10660 (process_init_element): Use constructor_range_stack to fill all
10661 ranges in the designator lists from current level up.
10662 * extend.texi: Update documentation for labeled elements.
10664 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
10666 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
10667 to function usage for arguments passed by reference. Optimize
10668 callee-copied arguments.
10669 * regmove.c (replace_in_call_usage): New function.
10670 (fixup_match_1): Call it.
10671 * cse.c (cse_insn): Canonicalize registers in function usage.
10672 * reload1.c (replace_pseudos_in_call_usage): New function.
10675 * Makefile.in: Reverted yesterday's wrong patch. Installed the
10678 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10680 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
10683 2001-01-12 DJ Delorie <dj@redhat.com>
10685 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
10686 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
10689 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10691 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
10692 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
10693 -std options alongside references to -ansi. Update some
10694 documentation for C99.
10695 * cpp.1: Regenerate.
10697 2001-01-12 Andreas Jaeger <aj@suse.de>
10699 * haifa-sched.c (restore_line_notes): Remove argument block B
10701 * sched-ebb.c (schedule_ebb): Change caller.
10702 * sched-rgn.c (schedule_region): Likewise.
10703 * sched-int.h (restore_line_notes): Adjust prototype.
10705 * loop.h: Remove wrong declaration of doloop_condition_get.
10707 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10709 * extend.texi: Move C++-extension-related node from the C section
10710 into the C++ section.
10712 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10714 * extend.texi: Refer to an array of pointers to functions instead
10715 of one of functions.
10717 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
10718 Jan Hubicka <jh@suse.cz>
10720 * combine.c (reversed_comparison): Fix typo in last patch.
10722 (combine_reversed_comparison_code): Make static to follow
10723 prototype declaration.
10725 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10727 * install.texi: Remove misplaced duplicate entry.
10729 2001-01-11 Ulrich Drepper <drepper@redhat.com>
10731 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
10733 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
10735 * final.c: (leaf_function_p): Fix typo.
10737 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
10739 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
10740 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
10742 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
10743 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
10744 mmap_anon, and valloc is available.
10745 * ggc-page.c: Restructure ifdef logic to match new autoconf
10746 spec. Don't throw away the test page in init_ggc.
10748 * configure, config.in: Regenerate.
10750 2001-01-12 Michael Hayes <mhayes@redhat.com>
10752 * loop.h (total_biv_increment): Constify iv_class pointer.
10753 (struct induction): Replace `mem_mode' with `mem' rtx.
10754 * unroll.c (total_biv_increment): Constify iv_class pointer.
10755 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
10756 (find_mem_givs, combine_givs_p): Likewise.
10757 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
10759 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
10761 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
10763 (__gthread_getspecific): Ditto.
10765 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
10767 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
10768 put_condition_code): Convert fp comparison codes to integer
10770 (ix86_expand_fp_compare): Postnote the fp comparison code converison
10773 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
10774 * i386-protos.h (no_comparison_operator): Kill.
10776 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
10778 * combine.c (REVERSIBLE_CC_MODE): Remove.
10779 (reversible_comparison_p): Remove.
10780 (combine_reversed_comparison_code): New.
10781 (reversed_comparison): New.
10782 (combine_simplify_rtx): Use
10783 combine_reversed_comparison_code/reversed_comparison instead
10784 of reversible_comparison_p.
10785 (simplify_if_then_else): Likewise.
10786 (simplify_set): Likewise.
10787 (simplify_logical): Likewise.
10788 (if_then_else_cond): Likewise.
10789 (known_cond): Likewise.
10790 (simplify_comparison): Likewise.
10792 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
10794 * builtins.c (std_expand_builtin_va_start): Handle varargs when
10795 sizeof (int) is larger than sizeof(__word__).
10797 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10799 * cppinit.c (do_includes): Fix typo.
10801 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10803 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
10804 in S_REGS does not occur because not all sources are possible
10805 when a S_REGS is a destination (sometimes needs a clobber).
10806 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10807 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10808 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10809 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10810 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10811 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10812 (lshrdi_const1, lshrsi3_const16): Likewise.
10813 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10814 (*movhi_68hc12, *movqi_68hc12): Likewise.
10815 (movstrictqi): Make sure reloading in D_REGS as a destination
10818 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10820 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10822 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10824 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10825 -D, -U and -A, and don't initialize the builtins.
10826 (do_includes): Error if -include or -imacros with -fpreprocessed.
10827 * cppmain.c (cb_define, cb_undef): Unconditionally process
10829 * tradcpp.c (main): Fix typo.
10831 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
10833 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
10834 (read_name_map): Use IS_ABSOLUTE_PATH.
10835 * tradcpp.c (get_filename): Likewise.
10837 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10839 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
10840 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
10841 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
10842 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
10843 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
10844 (cmphi_z_used): Don't use '@' for the output.
10845 (tstqi_z_used): Likewise.
10846 (cmpqi_z_used): Likewise.
10847 (one_cmplsi2): Likewise.
10849 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10851 * config/sh/sh.c (barrier_align): Recognize branch around far
10852 branch and redundant insn.
10854 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10856 * invoke.texi: Restore documentation of the drivers' switches -MD
10859 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10861 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
10863 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
10864 check-objc//%): Support parallel testing of multilibs.
10865 (TESTSUITEDIR): Set to testsuite by default, but override for
10867 (check-gcc, check-g++, check-g77, check-objc): Enter
10870 2001-01-11 Bernd Schmidt <bernds@redhat.com>
10872 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
10873 * sched-deps.c (deps_may_trap_p): Likewise.
10874 * basic-block.h: Remove a comment.
10875 * flow.c (PROP_POSTRELOAD): Remove.
10876 (update_life_info): Don't add it to prop_flags.
10877 (mark_set_1): Lose the code that was enabled by it.
10879 2001-01-11 Michael Hayes <mhayes@redhat.com>
10881 * flow.c (flow_call_edges_add): New.
10882 * basic_block.h (flow_call_edges_add): New.
10884 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
10886 * reload1.c (move2add_note_store): Update reg_set_luid even if
10887 base reg remains the same.
10889 2001-01-10 Nick Clifton <nickc@redhat.com>
10891 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
10892 machine_function structure to zero.
10893 Add prototypes for machine_status functions.
10895 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10897 * c-common.h (CTI_VOID_LIST): Remove.
10898 (void_list_node): Likewise.
10899 * tree.h (TI_VOID_LIST_NODE): New enumeral.
10900 (void_list_node): New macro.
10901 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
10902 * config/i386/i386.c (ix86_init_builtins): Likewise.
10903 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
10905 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10907 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
10908 * cppinit.c (cpp_start_read): Update comment, remove unneeded
10910 * tradcpp.c: Include mkdeps.h.
10911 (deps, print_deps_phony_targets, deps_append, output_deps,
10912 init_dependency_output, output_deps): New.
10913 (deps_buffer, deps_allocated_size, deps_size, deps_column,
10914 deps_output): Delete.
10915 (print_deps_missing_files): Rename deps_missing_files.
10916 (inhibit_output): Make global.
10917 (main): Delete inhibit_output, deps_stream, deps_target.
10918 Use mkdeps functionality in the same way as cpplib. Remove
10919 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
10920 -M and -MM. Remove old handling of deps via deps_out, and
10921 old reading of environment variables.
10922 (get_filename): Update to use deps_add_dep.
10924 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10926 * output.h (make_function_rtl): Remove prototype.
10927 (make_decl_rtl): Likewise.
10928 * varasm.c (make_function_rtl): Remove.
10929 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
10930 than from a third parameter.
10931 * tree.h (make_decl_rtl): Remove last parameter.
10932 * c-decl.c (builtin_function): Remove last argument in call to
10933 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
10934 (start_function): Likewise.
10935 * except.c (call_get_eh_context): Likewise.
10936 * expr.c (emit_block_move): Likewise.
10937 (clear_storage): Likewise.
10938 * profile.c (output_func_start_profiler): Likewise.
10939 * toplev.c (rest_of_decl_compilation): Likewise.
10940 * objc/objc-act.c (create_builtin_decl): Likewise.
10941 (synth_module_prologue): Likewise.
10942 (generate_static_reference): Likewise.
10943 (build_selector_reference_decl): Likewise.
10944 (build_class_reference_decl): Likewise.
10945 (build_objc_string_decl): Likewise.
10946 (build_protocol_reference): Likewise.
10948 2001-01-10 Richard Henderson <rth@redhat.com>
10950 * hwint.h: Revert yesterday's change.
10952 2001-01-10 Nick Clifton <nickc@redhat.com>
10954 * function.h (save_machine_status): Delete.
10955 (restore_machine_status): Delete.
10956 Amend comment describing {init|mark|free}_machine_status.
10958 * function.c (save_machine_status): Delete.
10959 (restore_machine_status): Delete.
10960 Amend comment describing {init|mark|free}_machine_status.
10961 (push_function_context_to): Remove invocation of
10962 save_machine_status.
10963 (pop_function_context_from): Remove invocation of
10964 restore_machine_status.
10966 * emit-rtl.c (init_emit_once): Amend comment describing
10967 {init|mark|free}_machine_status.
10969 * tm.texi (Per-Function Data): New node. Describe the
10970 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
10973 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10975 * cppinit.c (OPT_g): Remove.
10976 (cpp_handle_option): Update for removed -g3.
10977 (print_help): Update.
10978 * cpplib.h (struct cpp_options): Remove debug_output.
10979 * cppmain.c (setup_callbacks, cb_define): Update.
10980 * gcc.c (cpp_options): Translate -g3 to -dD.
10982 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
10984 * config/i960/i960.md: Change modifier to + on the zero_extract
10985 pattern after the (rotate -2 reg) canonicalization pattern.
10987 2001-01-10 Richard Henderson <rth@redhat.com>
10989 * config/alpha/alpha.c (alpha_free_machine_status): New.
10990 (override_options): Install it.
10991 (alpha_mark_machine_status): Verify machine non-null.
10992 * config/i386/i386.c (ix86_free_machine_status): New.
10993 (override_options): Install it.
10994 (ix86_init_machine_status): Use xcalloc.
10995 (ix86_mark_machine_status): Verify machine non-null.
10996 * config/ia64/ia64.c (ia64_free_machine_status): New.
10997 (ia64_override_options): Install it.
10998 (ia64_mark_machine_status): Verify machine non-null.
11000 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
11002 * function.c (instantiate_virtual_regs): Instantiate virtual
11003 registers found in CALL_INSN_FUNCTION_USAGE.
11005 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11007 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
11008 equivalent to -ansi in disabling -Di386.
11010 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
11012 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
11014 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
11016 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
11018 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
11020 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11022 * invoke.texi: Document that -fcond-mismatch isn't supported for
11025 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11027 * gcc.texi: Define macro gcctabopt.
11028 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
11029 @command, @env and @option in some places where appropriate. Use
11030 @gcctabopt where appropriate. Put URLs and email addresses inside
11033 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
11035 * gcc.c (cpp_options): Set MD file name from output
11036 filename, if specified.
11037 (suffix_subst): New static variable.
11038 (do_spec): Clear it.
11039 (do_spec_1, case '.'): Handle new `%.suffix' spec.
11041 (give_switch): Handle suffix_subst.
11043 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11045 * invoke.texi: Fix another typo.
11047 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11049 * invoke.texi: Fix typo.
11051 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11053 * c-lang.c (lang_hooks): Update.
11054 (lang_decode_option): Remove.
11055 (lang_init_options): Rename c_init_options.
11056 * toplev.c (main): Use lang_hooks for lang_init_options
11057 and lang_decode_option.
11058 * toplev.h (lang_hooks): Add 2 new hooks.
11059 * tree.h: Remove lang_init_options and lang_decode_option.
11060 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
11061 * cp/decl2.c: Similarly.
11062 * cp/lex.c (lang_init_options): Rename cxx_init_options.
11063 (lang_hooks): Update.
11064 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
11066 (lang_init_options): Rename ffe_init_options.
11067 (lang_hooks): Update.
11068 (lang_decode_option): Remove.
11069 * java/lang.c (lang_init_options): Rename java_init_options.
11070 (lang_decode_option): Rename java_decode_option.
11071 (lang_hooks): Update.
11072 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
11073 (lang_decode_option): Rename objc_decode_option.
11074 (lang_hooks): Update.
11076 2001-01-09 Nick Clifton <nickc@redhat.com>
11078 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
11079 (d30v_return_addr_rtx): Delete.
11080 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
11081 cfun->machine structure.
11082 (struct machine_function): Move to d30v.h
11083 (d30v_save_machine_status): Delete.
11084 (d30v_restore_machine_status): Delete.
11085 (d30v_init_machine_status): New Function.
11086 (d30v_mark_machine_status): New Function.
11087 (d30v_free_machine_status): New Function.
11088 (d30v_init_expanders): Use new functions.
11089 (d30v_return_addr): Use ra_rtx field in cfun->machine.
11090 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
11091 d30v_return_addr_rtx.
11093 * config/d30v/d30v.h (struct_machine): Move here.
11094 Add eh_epilogue_sp_ofs field.
11096 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
11097 field in cfun->machine structure.
11099 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
11101 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
11102 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
11103 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11105 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
11107 * objc/lang-options.h: Remove bogus reference to
11110 2001-01-09 Kazu Hirata <kazu@hxi.com>
11112 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
11115 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
11117 * reload.c (find_reloads_address): Check for eliminable registers
11118 when substituting a constant expression for a pseudo.
11120 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
11122 * c-common.c (enum format_type): Add format_type_error.
11123 (decode_format_type): New function.
11124 (decl_attributes): Use it.
11125 (format_kind_info): Adjust comment.
11127 2001-01-09 David O'Brien <obrien@BSDi.com>
11129 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
11130 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
11132 * config/i386/gnu.h: Don't include required platform specific .h files,
11133 tm.h will do it instead.
11134 * config/i386/i386elf.h: Likewise.
11135 * config/i386/linux.h: Likewise.
11136 * config/i386/moss.h: Likewise.
11137 * config/mips/gnu.h: Likewise.
11139 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11141 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
11142 (rs6000-ibm-aix3.[01]*): Likewise.
11143 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
11144 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
11145 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
11146 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
11147 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
11148 (powerpc-*-eabiaix*): Likewise.
11149 (powerpc-*-eabisim*): Likewise.
11150 (powerpc-*-elf*): Likewise.
11151 (powerpc-*-eabi*): Likewise.
11152 (powerpc-*-rtems*): Likewise.
11153 (powerpc-*-linux*libc1): Likewise.
11154 (powerpc-*-linux*): Likewise.
11155 (powerpc-wrs-vxworks*): Likewise.
11156 (powerpcle-wrs-vxworks*): Likewise.
11157 (powerpcle-*-sysv*): Likewise.
11158 (powerpcle-*-elf*): Likewise.
11159 (powerpcle-*-eabisim*): Likewise.
11160 (powerpcle-*-eabi*): Likewise.
11161 (powerpcle-*-solaris2*): Likewise.
11162 * config/rs6000/aix31.h: Delete includes.
11163 * config/rs6000/aix3newas.h: Likewise.
11164 * config/rs6000/aix41.h: Likewise.
11165 * config/rs6000/aix43.h: Likewise.
11166 * config/rs6000/beos.h: Likewise.
11167 * config/rs6000/rtems.h: Likewise.
11168 * config/rs6000/sysv4.h: Likewise.
11170 2001-01-09 Kazu Hirata <kazu@hxi.com>
11172 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
11173 Change an argument mode of machine_mode to shift_mode of
11174 shift_mode. Remove an extra error check.
11175 (emit_a_shift): Adopt to the new calling prototype of
11177 (function_prologue): Fix code for a monitor
11178 function. Support H8/S.
11179 (function_epilogue): Do not output pop for a monitor function.
11181 2001-01-09 Nick Clifton <nickc@redhat.com>
11183 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
11184 (setup_incoming_varargs): Use sysv_varargs_p field of the
11185 cfun->machine structure.
11186 (struct machine_function): Move to rs6000.h
11187 (rs6000_save_machine_status): Delete.
11188 (rs6000_restore_machine_status): Delete.
11189 (rs6000_init_machine_status): New Function.
11190 (rs6000_free_machine_status): New Function.
11191 (rs6000_init_expanders): Use new functions.
11193 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
11195 (struct machine_function): Move here.
11197 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
11198 sysv_varargs_p field of the cfun->machine structure.
11200 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
11202 (rs6000_restore_machine_status): Remove prototype.
11204 2001-01-09 Richard Henderson <rth@redhat.com>
11206 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
11207 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
11208 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
11209 (sched_analyze_2, sched_analyze_insn): Likewise.
11210 (sched_analyze, init_deps): Likewise.
11211 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
11212 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
11213 (compute_block_backward_dependences): Update propagate_deps call.
11215 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
11217 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
11219 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11221 * cppinit.c (OPT_MD, OPT_MMD): Restore.
11222 (cpp_handle_option): Handle them.
11223 (cpp_post_options): Ensure one of -M or -MM is specified with
11224 any other -M? option.
11225 (init_dependency_output): Suppress output with -MG.
11227 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11229 * cpp.texi: Update.
11230 * invoke.texi: Update.
11232 2001-01-09 Bernd Schmidt <bernds@redhat.com>
11234 * sh.md (reload_outsf): Generate recognizable patterns for
11237 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11239 * c-lang.c (lang_hooks): Update.
11240 (lang_init): Rename c_init.
11241 (lang_finish): Remove.
11242 * toplev.c (compile_file): Use lang_hooks for lang_init ()
11243 and lang_finish ().
11244 * toplev.h (lang_hooks): Add init () and finish ().
11245 * tree.h (lang_init, lang_finish): Remove.
11246 * cp/tree.h (lang_init, lang_finish): Remove.
11247 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
11248 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
11250 (lang_init, lang_finish): Remove.
11251 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
11252 (lang_hooks): Update.
11253 * java/lang.c (lang_init): Rename java_init.
11254 (lang_finish): Remove.
11255 (lang_hooks): Update.
11256 * objc/objc-act.c (lang_init): Rename objc_init.
11257 (lang_finish): Remove.
11258 (lang_hoooks): Update.
11260 20001-01-09 Graham Stott <grahams@redhat.com>
11262 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
11263 after `ptr` is initialised.
11265 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11267 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
11268 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
11269 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
11270 stack adjusts, instead of r3.
11272 2001-01-09 Michael Hayes <mhayes@redhat.com>
11274 * flow.c (flow_loop_scan): Break out of ...
11275 (flow_loops_find) ... here.
11276 * basic-block.h (flow_loop_scan): New.
11277 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
11278 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
11280 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11282 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
11284 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
11285 realloc()ing macro_buffer.
11287 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
11288 if it's wider than long and the target's long is wider than the
11291 2001-01-09 Mark Mitchell <mark@codesourcery.com>
11293 Remove support for using UWIN as a host machine.
11294 * configure.in: Issue an error message.
11295 * configure: Regenerated.
11296 * config.gcc: Remove xm_* UWIN configury.
11297 * config/i386/xm-uwin.h: Remove.
11299 2001-01-08 Nick Clifton <nickc@redhat.com>
11301 * config/v850/v850.c (ra_rtx): Delete.
11302 (v850_save_machine_status): Delete.
11303 (v850_restore_machine_status): Delete.
11304 (v850_init_machine_status): New function.
11305 (v850_mark_machine_status): New function.
11306 (v850_free_machine_status): New function.
11307 (v850_return_addr): Use ra_rtx field in machine structure.
11308 (v850_init_expanders): Use new functions.
11310 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11311 * config/v850/v850.c: Change arguments to v850_output+* functions
11312 to take a const char *, to avoid compile time warning.
11313 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11314 (USER_LABEL_PREFIX): Redefine.
11316 2000-01-08 Jim Wilson <wilson@redhat.com>
11318 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11319 1 to unsigned HOST_WIDE_INT before left shift.
11321 2001-01-08 Nick Clifton <nickc@redhat.com>
11323 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11324 the machine structure has been allocated.
11325 (arm_free_machine_status): New function: Free the machine
11326 specific function structure.
11328 2001-01-08 Richard Henderson <rth@redhat.com>
11330 * jump.c (simplejump_p): Revert last change.
11332 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11334 * cppinit.c (init): Rename init_library.
11335 (cpp_create_reader): Update.
11336 * gcc.c (cpp_options): If -o given, use it as the target of
11339 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11341 * arm.c (arm_arch5e): New variable.
11342 (all_cores): XScale is a 5TE device.
11343 (arm_override_options): Set arm_arch5e.
11344 (arm_init_builtins): __builtin_prefetch is in arch5e.
11345 * arm.h (arm_arch5e): Declare it.
11347 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
11349 * arm.md (define_constants): Add defines for UNSPEC and
11350 UNSPEC_VOLATILE insns. Update all users.
11351 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
11352 * arm.c (multi_register_push, note_invalid_constants)
11353 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
11354 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
11355 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
11357 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
11359 * jump.c (jump_optimize_1): Use reversed_comparison_code
11360 instead of can_reverse_comparison_p.
11361 (jump_back_p): Likewise.
11362 (invert_exp_1): Likewise.
11363 (thread_jumps): Likewise.
11364 * simplify-rtx.c (simplify_unary_operation): Likewise.
11365 (simplify_ternary_operation): Likewise.
11366 * cse.c (find_comparison_args): Convert to use
11367 can_reverse_comparison_p.
11368 (record_jump_equiv): Likewise.
11370 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11372 * arm.h (HARD_REGNO_RENAME_OK): Delete.
11373 (EPILOGUE_USES): Define.
11374 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
11375 automatically stack the LR if it isn't live.
11377 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
11379 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
11382 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
11384 * ggc-page.c (max_alignment): New structure.
11385 (MAX_ALIGNMENT): New macro.
11386 (init_ggc): Use it to round up the sizes in the
11387 extra_order_size_table.
11389 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11391 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
11394 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11396 * builtins.def (BUILT_IN_FPRINTF): New entry.
11398 * c-common.c (c_expand_builtin_fprintf): New function.
11399 (init_function_format_info): Handle __builtin_fprintf.
11400 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
11401 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
11403 * c-decl.c (duplicate_decls): Adjust comment.
11405 * extend.texi (fprintf): Document new builtin.
11407 2001-01-07 Richard Henderson <rth@redhat.com>
11409 * jump.c (simplejump_p): Recognize any single_set jump
11410 of the proper form.
11412 2001-01-07 Richard Henderson <rth@redhat.com>
11414 * configure.in (slibdir): Accept an --with-slibdir option.
11415 Use "test" not "[" in configure. Default to $(libdir).
11417 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
11419 * config/t-aix43 (SHLIB_INSTALL): Likewise.
11420 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
11421 (SHLIB_LINK): Create links for the soname.
11422 * config/mips/t-iris6: Likewise.
11423 * config/sparc/t-slibgcc: Likewise.
11424 * config/sparc/t-slibgcc-sld: Likewise.
11426 2001-01-07 Jakub Jelinek <jakub@redhat.com>
11428 * config/i386/i386.c (constant_call_address_operand): Accept
11429 (const (plus (symbol_ref) (const_int))).
11430 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
11431 constant_call_address_operand.
11433 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11435 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
11436 and LONG_LONG_TYPE_SIZE > 32.
11438 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11440 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
11441 the previous change.
11443 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
11445 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
11447 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
11448 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
11449 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
11452 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11454 * fix-header.c (read_scan_file): s/pfile/scan_in/.
11456 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11458 * c-lang.c (c_post_options): Call cpp_post_options.
11459 * objc/objc-act.c (objc_post_options): Similarly.
11460 * cppmain.c (main): Similarly.
11461 * fix-header.c (read_scan_file): Similarly.
11462 * cppinit.c (cpp_start_read): Move option consistency checks
11463 to cpp_post_options. Don't call init_dependency_output.
11464 If needed, add default target and main file dependency.
11465 (OPT_MD, OPT_MMD): Remove.
11467 (cpp_handle_option): Update for OPT_* changes.
11468 (cpp_post_options): New.
11469 (init_dependency_output): Command line -MF overrides environment
11470 variables. Don't set default target etc. Suppress output
11471 if dependencies are going to stdout.
11472 (print_help): Update.
11473 * cpplib.h (cpp_post_options): New.
11474 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
11476 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
11478 * jump.c (comparison_dominates_p): Support unordered compares.
11480 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
11482 * simplify-rtx.c (simplify_relational_operation): Always simplify
11483 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
11486 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
11488 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
11489 (nonzero_bits): Likewise.
11490 (simplify_comparison): Likewise.
11491 (num_sign_bit_copies): Likewise; return more sane value depending
11492 on STORE_FLAG_VALUE.
11493 (known_cond): Do not assume EQ to be always true for equivalent
11496 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11498 * cse.c (fold_rtx): Handle unordered comparisons.
11500 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11502 * rtlanal.c (set_of_1): New static function.
11503 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11504 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11505 reg_set_last_last_regno): Remove.
11506 (set_of): New global function.
11507 (set_of_data): New structure.
11508 (reg_set_p, reg_set_last): Revamp for set_of.
11509 * rtl.h (set_of): New.
11511 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11513 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11514 * extend.texi: Document _Exit builtin.
11516 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11518 * (initialize, initialize_builtins,
11519 initialize_dependency_output, initialize_standard_includes):
11520 Rename s/initialize/init. Update.
11521 (init_dependency_output): Move to after
11522 cpp_handle_options, the correct location temporally at least.
11523 (opt_comp): Move next to init (), its caller. Fix prototype.
11524 (init): Make "initialized" local scope.
11525 (cpp_create_reader): Always call init ().
11526 (cpp_start_read): Update.
11527 (output_deps): New function, broken out of cpp_finish.
11528 (cpp_finish): Break out output_deps.
11530 2001-01-07 Richard Henderson <rth@redhat.com>
11532 * collect2.c (COFF specific stuff): Revert 12-06 patch
11533 to prototype system functions.
11535 2001-01-07 Michael Hayes <mhayes@redhat.com>
11537 * hard-reg-set.h: Add multiple include guard.
11538 * basic-block.h (struct loop): Add `sink' field.
11539 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11540 (emit_iv_add_mult): Delete.
11541 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11542 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11543 (unroll_loop): Remove end_insert_before argument.
11544 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11545 (maybe_eliminate_biv_1): Likewise.
11546 (emit_iv_add_mult): Delete.
11547 (gen_add_mult, loop_regs_update): New.
11548 (loop_insn_emit_after, loop_insn_emit_before): New.
11549 (loop_insn_sink, loop_insn_sink_or_swim): New.
11550 (emit_iv_add_mult): Delete.
11551 (scan_loop): Set loop->sink.
11552 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11553 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11554 (maybe_eliminate_biv_1): Likewise.
11555 (maybe_eliminate_biv_1): Add basic block argument.
11556 * unroll.c (unroll_loop): Remove end_insert_before argument.
11557 (find_splittable_regs): Likewise.
11558 (find_splittable_regs): Use loop_insn_sink and its ilk.
11559 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11561 2001-01-07 Michael Hayes <mhayes@redhat.com>
11563 * loop.h (loop_insn_hoist): New prototype.
11564 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11565 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11566 (check_dbra_loop, load_mems): Likewise.
11567 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11568 (find_splittable_givs): Likewise.
11570 2001-01-07 Michael Hayes <mhayes@redhat.com>
11572 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11574 2001-01-07 Richard Henderson <rth@redhat.com>
11576 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11578 2001-01-07 Richard Henderson <rth@redhat.com>
11580 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11581 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11582 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11583 variant that handles a shared libgcc.
11584 (process_command): Always validate -{static,shared}-libgcc.
11585 (do_spec_1): New 'M' case.
11586 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11588 2001-01-07 Richard Henderson <rth@redhat.com>
11590 * Makefile.in (slibdir): New variable.
11591 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11592 (installdirs): Create slibdir.
11593 (install-libgcc, install-multilib): Defer to libgcc.mk.
11594 * configure.in (slibdir): Substitute.
11595 * mklibgcc.in (install): New target.
11597 * config/t-linux (SHLIB_LINK): Create links for the soname.
11598 (SHLIB_INSTALL): New.
11599 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11600 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11601 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11602 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11603 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11605 2001-01-07 Richard Henderson <rth@redhat.com>
11607 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11608 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11609 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11611 2001-01-07 Michael Hayes <mhayes@redhat.com>
11613 * loop.c (count_loop_regs_set): Delete.
11614 (load_mems_and_recount_loop_regs_set): Delete.
11615 (loop_regs_scan): Merge common code from count_loop_regs_set,
11616 scan_loop, and load_mems_and_recount_loop_regs_set.
11617 (scan_loop): Call load_mems directly and loop_regs_scan
11618 again if new registers created.
11620 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11622 * toplev.c (main): Call the front-end specific post_options
11623 hook if one is given.
11624 * toplev.h (struct_lang_hooks, lang_hooks): New.
11625 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11626 for the C front end.
11627 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11628 lang_hooks for the C++ front end.
11629 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11630 lang_hooks for the ObjC front end.
11631 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11632 * java/lang.c (lang_hooks): Hooks for the Java front end.
11634 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11636 * c-lex.c (init_c_lex): Request #define / #undef callbacks
11637 for verbose DWARF[2] debugging.
11638 (cb_define, cb_undef): The new callbacks.
11639 * toplev.h (debug_define, debug_undef): Make const correct.
11640 * toplev.c (debug_define, debug_undef): Similarly. Do not
11641 perform the verbosity tests here anymore.
11643 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
11645 * reload.c (subst_reloads): Take INSN argument. When
11646 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
11647 * reload.h (subst_reloads): Adjust prototype.
11648 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
11649 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
11650 present in JUMP_INSNs and copy them to JUMP_LABEL.
11651 * flow.c (find_label_refs, find_basic_blocks_1): Skip
11652 JUMP_INSNs and insns with REG_LABELs that are followed by
11653 JUMP_INSNs with the same REG_LABEL.
11654 * sched-rgn.c (is_cfg_nonregular): Likewise.
11655 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
11657 * unroll.c (unroll_loop): Look for REG_LABEL notes in
11659 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
11661 2001-01-06 Richard Henderson <rth@redhat.com>
11663 * loop.c (scan_loop): Use xcalloc for the regs array.
11664 (load_mems_and_recount_loop_regs_set): Zero the new memory
11665 received from xrealloc.
11667 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
11669 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
11671 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
11673 * integrate.c (copy_rtx_and_substitute): When copying
11674 an ignored return value, strip REG_FUNCTION_VALUE_P.
11676 2001-01-06 Michael Hayes <mhayes@redhat.com>
11678 * loop.c (debug_biv, debug_giv): New.
11679 (loop_biv_dump): Break out from ...
11680 (record_biv): ... here.
11681 (loop_giv_dump): Break out from ...
11682 (record_giv): ... here.
11683 (loop_bivs_check): Use print_simple_rtl.
11684 * unroll.c (loop_iterations): Use print_simple_rtl.
11686 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11688 * pa.md (return, return_internal): Modify patterns to prevent regrename
11689 mucking with the return pointer.
11691 2001-01-05 Richard Henderson <rth@redhat.com>
11693 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
11695 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
11697 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
11698 version supplied by Matteo Frigo.
11700 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11702 * cpp.texi: Update for -MQ.
11703 * cppinit.c (cpp_create_reader): Always create pfile->deps.
11704 (cpp_cleanup): Always free pfile->deps.
11705 (initialize_dependency_output): Don't create pfile->deps.
11706 (cpp_handle_option): Similarly.
11708 * gcc.c (cpp_options): Handle -MQ.
11709 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11710 * mkdeps.c (base_name): Remove.
11711 (deps_init): Don't allocate vector space until it's needed.
11712 (deps_free): Only free vectors if allocated.
11713 (deps_add_target, deps_add_dep): Update for initial allocation.
11714 (deps_add_default_target): Don't strip to the base_name.
11716 2001-01-05 DJ Delorie <dj@redhat.com>
11718 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
11719 (INIT_EXPANDERS): Define.
11721 * config/v850/v850.c (struct machine_function): Define.
11722 (v850_save_machine_status): New function.
11723 (v850_restore_machine_status): New function.
11724 (v850_return_addr): New function.
11725 (v850_init_expanders): New function.
11727 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
11728 and v850_init_expanders.
11730 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11732 * cpplib.h (struct cpp_reader): Add help_only field.
11733 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
11734 (cpp_handle_option): Set pfile->help_only if we see -h,
11735 --help, -target-help, or --version. Print version string but
11736 do not set help_only if we see -v or -version. Make text
11737 printed by -v match that printed by (-)-version.
11739 * cppmain.c (main): Exit after option parsing if
11740 pfile->help_only is true.
11742 * toplev.c (independent_decode_option): Call print_version,
11743 then exit, if we see --version (but not -version).
11744 (print_version): Split lengthy message into two lines.
11746 2001-01-05 Nick Clifton <nickc@redhat.com>
11748 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
11749 temporary string for initialisation before calling ggc_alloc_string.
11751 2001-01-06 Michael Hayes <mhayes@redhat.com>
11753 * rtl.h (print_simple_rtl): New.
11754 * print-rtl.c (print_simple_rtl): New.
11755 (flag_simple): New.
11756 (print_rtx): Disable printing of flags and modes, etc.,
11757 if `flag_simple` nonzero.
11759 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11761 * function.c (fixup_var_refs): Use push_to_full_sequence where
11764 2001-01-05 Michael Meissner <meissner@redhat.com>
11766 * flags.h (flag_reorder_blocks): Add declaration.
11767 (flag_rename_block): Ditto.
11769 2001-01-05 DJ Delorie <dj@redhat.com>
11771 * function.c (reorder_blocks): Make sure the flags are all reset
11772 before using them to mark blocks, else a second invocation will
11773 corrupt the block chain.
11774 (reorder_blocks_0): New, resets the flags.
11776 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
11778 * cse.c (find_comparison_args): Stop if the argument is known to
11781 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11783 * config/sh/sh.md (movdf): When splitting load into pair of
11784 registers, don't clobber the register used in the address too
11787 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
11789 * varasm.c (mark_constant_pool): Improve initial comments.
11790 (mark_constants): Move marking of constants to mark_constant.
11791 (mark_constant): New function to recursively mark all constants
11792 referred to by a constant.
11794 2001-01-05 Catherine Moore <clm@redhat.com>
11796 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
11798 2001-01-05 Phil Edwards <pme@sources.redhat.com>
11800 * cp/lang-options.h: Bring comment in line with reality.
11801 * f/lang-options.h: Likewise.
11802 * java/lang-options.h: Likewise.
11803 * objc/lang-options.h: Likewise.
11804 * ch/lang-options.h: Likewise.
11805 * f/g77.texi: And update the manual.
11807 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11808 Denis Chertykov <denisc@overta.ru>
11810 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11811 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11812 * config/avr/avr.md (all peepholes that request a scratch register):
11813 Call it, FAIL the peephole if not safe (in interrupt functions).
11815 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11817 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11819 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11821 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11823 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11824 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11825 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11826 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11827 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11829 * extend.texi: Document these builtins.
11831 2001-01-05 Daniel Berlin <dberlin@redhat.com>
11833 * c-common.c (lang_get_alias_set): Say we know nothing of
11834 VECTOR_TYPE aliasing.
11836 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
11838 2001-01-05 Bruce Korb <bkorb@gnu.org>
11840 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
11841 their x* equivalent versions for atexit-less systems
11842 * fixinc/fixincl.c(main): do not return from main() on atexit-less
11843 systems (or any other system any more).
11845 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
11847 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
11848 output operands. Use arm_hard_register_operand for operand 4.
11849 (stmsi_postinc): Similarly.
11850 (ldmsi): Use arm_hard_register_operand for opernand 2.
11851 (stmsi): Similarly.
11852 * arm.c (arm_hard_register_operand): New function.
11853 * arm-protos.h (arm_hard_register_operand): Prototype it.
11855 * arm.h (HARD_REGNO_RENAME_OK): Define.
11857 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
11859 * simplify-rtx.c (cfc_args): add "unordered" field.
11860 (check_fold_consts): Set unordered field.
11861 (simplify_relational_operation): Simplify the unordered
11864 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
11867 * emit-rtl.c (try_split): Fix code to mark labels.
11868 * jump.c (mark_jump_label): Make global.
11869 * rtl.h (mark_jump_label): Declare.
11871 * predict.c (estimate_probability): Handle unordred comparisons.
11873 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11875 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
11876 * cppinit.c (initialize_dependency_output): Update.
11877 (cpp_finish): Output dummy targets for -MP.
11879 (cpp_handle_option): Handle -MP. Don't quote -MT options.
11880 * cpplib.h (struct cpp_options): Add deps_phony_targets.
11881 * gcc.c (cpp_options): Update to handle -MP.
11882 * mkdeps.c (deps_add_target, deps_add_default_target): Update
11883 to quote only the default target.
11884 (deps_phony_targets): Insert a preceding newline. Rename from
11885 deps_dummy_targets for consistency.
11888 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11890 * calls.c (emit_library_call_value_1): Support
11891 INIT_CUMULATIVE_LIBCALL_ARGS.
11892 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
11894 2001-01-04 Richard Henderson <rth@redhat.com>
11896 * c-decl.c (finish_struct): Detect flexible array members
11897 used in an inappropriate context.
11898 * c-typeck.c (really_start_incremental_init): Special case
11899 constructor_max_index for zero length arrays.
11900 (pop_init_level): Allow initialization of flexible array
11901 members. Deprecate initialization of zero length arrays.
11902 Don't issue missing initializer warning for flexible array
11903 members or zero length arrays.
11904 (process_init_element): Don't dereference null DECL_SIZE.
11905 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
11906 Don't abort for empty constructors. Use size_binop
11907 (output_constructor): Add commentary regarding zero length
11908 array futures. Abort if we try to initialize an array of
11909 unspecified length with a non-empty constructor in the middle
11912 * extend.texi (Zero Length): Update and clarify documentation
11913 on static initialization.
11915 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11917 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
11918 with more than 32767 words of local storage.
11920 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11922 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
11923 for 'abs', 'labs', and 'fabs'.
11924 (c4x_expand_builtin): Likewise.
11925 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
11927 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11929 * config/sh/sh.md (prget, prset): New insn types.
11930 (return delay slot): Dont' allow prset.
11931 (call, sfunc delay slot): Don't allow prget.
11932 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
11933 for prset and prget.
11935 2001-01-05 Michael Hayes <mhayes@redhat.com>
11937 * loop.h (struct loop_reg): New.
11938 (struct loop_regs): Change to use array of `struct loop_reg'.
11939 * loop.c: Replace assortment of varrays with single regs array.
11940 (count_one_set): Delete may_not_move array argument
11941 and use regs array instead. All caller's changed.
11942 (count_loop_regs_set): Delete may_not_move and single_usage
11943 arguments and use regs array instead. All caller's changed.
11944 (find_single_use_in_loop): Replace usage array argument with pointer
11945 to regs structure. All caller's changed.
11946 (loop_optimize): Delete `moved_once' array.
11948 2001-01-05 Michael Hayes <mhayes@redhat.com>
11950 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
11951 Use it instead of loop_info->has_call for scanning loop mems.
11952 (check_dbra_loop): Replace loop_info->has_call test with
11953 loop_info->has_nonconst_call.
11955 2000-01-04 Matthew Hiller <hiller@redhat.com>
11957 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
11960 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11962 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
11963 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
11965 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11967 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
11968 (flag_short_double, flag_short_wchar): Define.
11969 (c_common_nodes_and_builtins): Create many tree nodes shared
11970 between C and C++ here instead of in cp/decl.c and ...
11971 * c-decl.c (init_decl_processing): ... here.
11972 (SIZE_TYPE, WCHAR_TYPE): Don't define.
11973 (flag_short_double, flag_short_wchar): Don't define.
11974 (record_builtin_type): New function.
11975 (build_void_list_node): New function.
11976 * c-common.h (flag_short_double, flag_short_wchar,
11977 record_builtin_type, build_void_list_node): Declare.
11979 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
11981 * integrate.c (expand_inline_function): Don't put a virtual
11982 register into the reg map.
11984 * function.c (fixup_var_refs_1): If force_operand didn't put
11985 the address into the target, move it there.
11987 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11989 Special-case tree_decl/tree_list allocations.
11990 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
11991 (OBJECT_SIZE): New macro.
11992 (NUM_EXTRA_ORDER): Likewise.
11993 (extra_order_size_table): New variable.
11994 (NUM_ORDERS): New macro.
11995 (objects_per_page_table): New variable.
11996 (object_size_table): New variable.
11997 (G.pages): Use NUM_ORDERS to bound the array.
11998 (G.page_tails): Likewise.
11999 (DIV_ROUND_UP): Remove.
12000 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
12001 (alloc_page): Use OBJECT_SIZE.
12002 (size_lookup): Don't make it const.
12003 (ggc_alloc): Use OBJECT_SIZE.
12004 (ggc_set_mark): Likewise.
12005 (ggc_get_size): Likewise.
12006 (init_ggc): Set up the object_size_table, objects_per_page_table,
12007 and adjust size_lookup.
12008 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
12009 (ggc_pop_context): Use NUM_ORDERS.
12010 (clear_marks): Likewise.
12011 (sweep_pages): Likewise.
12012 (poison_pages): Likewise.
12013 (ggc_print_statistics): Use OBJECT_SIZE.
12015 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12017 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
12018 Only call array_size_for_constructor if last field and array type
12019 with no upper bound.
12021 2001-01-04 Philip Blundell <philb@gnu.org>
12023 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
12024 from bit 31 downwards, if this requires no more insns.
12025 (count_insns_for_constant): New helper function for above.
12027 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
12029 * gencodes.c (output_predicate_decls): Remove empty initializer.
12031 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12033 * tree.c (copy_node): Remove documentation about obstacks.
12034 (buidl1): Check that nobody tries to build 2-argument nodes this
12037 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12039 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
12042 * gencodes.c (output_predicate_decls): Fill empty initializer
12045 2001-01-04 Jakub Jelinek <jakub@redhat.com>
12047 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
12048 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
12050 (do_include): Handle missing headers like cpp0.
12051 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
12052 paths with first include pathname. Don't strcat to uninitialized
12055 2001-01-04 Bernd Schmidt <bernds@redhat.com>
12057 * regrename.c (regrename_optimize): Don't rename from frame pointer
12058 if frame_pointer_needed.
12059 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
12060 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
12061 (ia64_reorg): Use it instead of scheduling if ! optimize.
12062 (errata_emit_nops): Properly call asm_noperands.
12063 (ia64_sched_reorder): Finish cycle if we see an asm.
12064 (ia64_variable_issue): Clear scheduling state after asms.
12066 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
12068 * cpp.texi: Update for -MT.
12069 * cppinit.c (initialize_dependency_output): Add a default
12070 target if none has been given already.
12071 (no_tgt, OPT_MT): New.
12072 (cpp_handle_option): Handle -MT. Update -M etc.
12073 * cpplib.h (struct cpp_options): Remove deps_target.
12074 * gcc.c (cpp_options): Handle -MT.
12075 * mkdeps.c (struct deps): Move from mkdeps.h.
12076 (deps_calc_target): Rename deps_add_default_target. Add a
12077 default target if none has been specified already.
12078 * mkdeps.h (struct deps): Move to mkdeps.c.
12079 (deps_calc_target): Rename deps_add_default_target.
12081 2000-01-03 Richard Henderson <rth@redhat.com>
12083 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
12085 * c-typeck.c (push_init_level): Move checks for flexible array
12086 members and zero length arrays ...
12087 (pop_init_level): ... here. Silently discard empty initializations.
12089 * varasm.c (output_constructor): Update for sizeof change to
12090 zero-length arrays.
12092 * extend.texi (Zero Length): Clarify semantics.
12094 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12096 * configure.in (tm.h): Include isns-codes.h last.
12097 * configure: Rebuilt.
12099 2001-01-03 Richard Henderson <rth@redhat.com>
12101 * config/alpha/alpha.md (addvsi3, addvdi3): New.
12102 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
12104 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12106 * tradcpp.c (main): Make sure finclude() is called with a valid
12107 indepth value while handling -include.
12109 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12111 * gencodes.c (output_predicate_decls): New function.
12113 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
12114 even if it is not the first time machmode.h is #included.
12115 * config/sh/sh.c (fpul_operand): Declare MODE argument.
12116 * tm.texi (PREDICATE_CODES): Document predicate declarations.
12117 * gcc.texi (Copyright): Added 2001.
12119 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12121 * c-common.c (c_common_lang_init): New function. Warn if format
12122 warning options which only have effects when used with -Wformat
12123 are used without -Wformat.
12124 * c-common.h (c_common_lang_init): Declare.
12125 * c-lang.c (lang_init): Call c_common_lang_init.
12126 * objc/objc-act.c (lang_init): Call c_common_lang_init.
12128 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12130 * configure.in: Check for the mktemp command.
12131 * configure: Regenerate.
12132 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
12133 $TEMP. Create temporary files with mktemp, if available at
12134 configure time; otherwise use set -C. Remove temporary files
12137 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12139 * configure.in: Require at least texinfo 4.0. Check for whether
12140 Pod::Man is sufficiently recent to regenerate GCC manpages.
12141 * configure: Regenerate.
12142 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
12144 (GENERATED_MANPAGES): Define.
12145 (generated-manpages): New target. Depend on cpp.1 as well as
12147 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
12148 configure to generated-manpages or empty) rather than on the
12149 manpages directly. Remove execute permission from installed
12150 gcov.1 as well as cpp.1.
12151 * cpp.1, gcov.1: Regenerate.
12153 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12155 * builtins.c (expand_builtin_strncmp): Use host_integerp and
12156 tree_low_cst. Allow using cmpstrsi in more cases.
12158 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12160 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
12163 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
12165 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
12166 * Makefile.in (HOST_CFLAGS): Mention build-make.
12168 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12170 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
12173 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12175 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
12178 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
12181 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
12182 reg_base_value and reg_known_value arrays.
12183 (init_alias_analysis): Add more cases to detect known values.
12184 * sched-deps.c (deps_may_trap_p): New function.
12185 (sched_analyze_2): Use it.
12187 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12189 * combine.c (simplify_shift_const): Even if we're sign-extracting,
12190 don't discard an ASHIFTRT if we're shifting in a wider mode.
12192 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
12194 * toplev.c (rest_of_compilation): Don't print basic block information
12195 when CFG isn't up to date.
12197 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
12199 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
12200 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
12201 (UNALIGNED_SHORT_ASM_OP): Define.
12202 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
12204 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12206 * fold-const.c (fold_convert): Fix typo.
12208 2001-01-02 Richard Henderson <rth@redhat.com>
12210 * c-common.h (ASM_INPUT_P): New.
12211 * c-parse.in (asm): Set it when needed.
12212 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
12213 existance of an operand.
12215 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
12217 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
12218 (dwarf2out_frame_debug_expr): Likewise.
12219 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
12221 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
12223 * i386.c (ix86_split_to_parts): Return number of part required;
12225 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
12227 (ix86_split_long_move): Use number of part returned
12228 by ix86_split_to_parts
12229 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
12231 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
12232 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
12233 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
12234 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
12235 (ALIGN_MODE_128): Add TFmode.
12236 (IS_STACK_MODE): Likewise.
12237 (HARD_REGNO_NREGS): TFmode needs 3 registers.
12238 (HARD_REGNO_OK): Support TFmodes.
12239 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
12240 * i386.md (scheduler definitions): Use memory operand to determine
12241 fst/fld instructions; use mode attribute to determine real mode of
12243 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
12244 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
12246 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12248 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
12250 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12252 * expr.c (store_constructor_field): Update ALIGN before calling
12255 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12257 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
12260 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12262 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
12265 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12267 * c-decl.c (start_function): Don't warn on third parameter to main.
12269 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12271 * tsystem.h: Define HAVE_DECL_GETOPT.
12273 2001-01-02 Philip Blundell <pb@futuretv.com>
12275 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
12278 2001-01-02 Richard Henderson <rth@redhat.com>
12280 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
12282 2001-01-02 Andreas Jaeger <aj@suse.de>
12284 * c-decl.c (c_decode_option): Remove support of
12285 -Wmissing-noreturn.
12287 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
12288 (W_options): Add -Wmissing-noreturn here.
12290 * flow.c: Define lang_missing_noreturn_ok_p.
12291 (check_function_return_warnings): Use it.
12293 * c-common.h: Declare lang_missing_noreturn_ok_p.
12295 * c-lang.c (c_missing_noreturn_ok_p): New function.
12296 (lang_init): Set lang_missing_noreturn_ok_p.
12298 * invoke.texi (Warning Options): Document this.
12300 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12302 * extend.texi (C++ Extensions): New node for C++ attributes;
12303 describe init_priority and com_interface.
12304 * invoke.texi: Remove -finit-priority as it now has zero effect.
12305 * install.texi: Fix xref syntax.
12306 * md.texi: Likewise.
12308 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12310 * config.gcc (sparc64-wrs-vxworks*): New case.
12311 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12313 * config/sparc/sparc.c (sparc_override_options): Do support different
12314 pointer and architecture size.
12315 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12316 (POINTERS_EXTEND_UNSIGNED): Define.
12317 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12318 (FUNCTION_MODE): Define to be Pmode.
12319 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12321 * function.c (expand_function_end): Properly handle DECL_RESULT
12322 and copy when ptr_mode != Pmode.
12323 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12325 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12327 * c-common.c (c_common_nodes_and_builtins): Set prototype
12328 parameters for __builtin_fputs, __builtin_fputc and
12329 __builtin_fwrite. Don't declare plain fputc as a builtin.
12331 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12333 * loop.c (add_label_notes): Increment the label usage count when
12334 a note is added to an insn which refers to a CODE_LABEL.
12335 * gcse.c (add_label_notes): Likewise.
12337 2001-01-01 Andreas Jaeger <aj@suse.de>
12339 * loop.c (scan_loop): Use xmalloc to allocate movables.
12341 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12343 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12344 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12345 * reload1.c (REGISTER_MOVE_COST): Likewise.
12346 * regclass.c (REGISTER_MOVE_COST): Likewise.
12347 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
12348 dimension. Adjust all users.
12349 (init_reg_sets_1): Iterate on all modes.
12350 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
12351 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
12352 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
12353 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
12354 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
12355 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
12356 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
12357 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
12358 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
12359 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
12360 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
12361 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
12362 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
12363 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
12364 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
12365 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
12366 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
12367 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
12368 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
12369 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
12370 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
12371 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
12372 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
12373 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
12374 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
12375 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
12376 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
12378 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12380 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
12381 arg VARIES_P. Call it with extra arg.
12382 (true_dependence): Likewise.
12383 * rtl.h (rtx_addr_can_trap_p): Declare.
12384 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
12386 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
12387 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
12388 pic offset table register if it's zero. All callers changed.
12389 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
12391 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12393 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
12394 STRING_POOL_ADDRESS_P.
12396 * config/sparc/sparc.c (input_operand): Properly test for short op.
12398 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
12399 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
12400 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
12401 * config/sparc/elf.h: No longer include sol2.h.
12402 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
12403 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
12405 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
12407 2001-01-01 Michael Hayes <mhayes@redhat.com>
12409 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
12410 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
12411 (record_initial): Likewise.
12412 * unroll.c (copy_loop_body, loop_iterations): Likewise.
12413 (remap_split_bivs): Likewise.
12415 2001-01-01 Michael Hayes <mhayes@redhat.com>
12417 * loop.c (loop_ivs_free): New function.
12418 (strength_reduce): Break out from...
12420 2001-01-01 Michael Hayes <mhayes@redhat.com>
12422 * loop.h (struct iv): New.
12423 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
12424 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
12425 'reg_biv_class' fields with 'regs' and 'n_regs'.
12426 (struct ivs): Rename 'loop_iv_list' field to 'list'.
12427 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
12428 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
12430 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
12432 * resource.c (mark_referenced_resources): Abort() before
12433 attempting to mark a pseudo register.
12434 (mark_set_resources): Likewise.
12436 2001-01-01 Michael Hayes <mhayes@redhat.com>
12438 * loop.h (REG_IV_CLASS): New accessor macro.
12439 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
12440 * unroll.c (REG_IV_CLASS): Likewise.
12442 See ChangeLog.4 for earlier changes.