1 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
3 * doc/install.texi: Update FreeBSD information. Generalize
4 and update information for alpha-based platforms using ELF.
6 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
8 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
9 (store_parm_decls): Likewise.
10 * c-typeck.c (convert_arguments): Likewise.
12 2001-06-04 Richard Henderson <rth@redhat.com>
14 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
15 optimization if current_function_calls_setjmp.
17 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
19 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
22 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
24 * simplify-rtx.c (simplify_subreg): Fix combining of
27 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
29 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
30 (no_labels_between_p): Short circuit case beg==end.
32 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
34 * rtlanal.c (operand_preference): Fix preference for objects.
36 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
38 * gcse.c (handle_avail_expr): Be prepared to handle single_set
41 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
43 * combine.c (if_then_else_cond): Use simplify_subreg instead
45 * integreate.c (sub_constants): Likewise.
47 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
49 * emit-rtl.c (constant_subword): Deprecate; remove most of code
50 and use simplify_gen_subreg.
52 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
54 * sibcall.c (skip_copy_to_return_value): recognize the situation
55 when the called function's return value is copied into an
56 intermediate pseudo, and then into the calling functions return
59 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
61 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
62 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
63 in case register wasn't OK previously, accept it now; allow
64 subregs of frame pointer if reload completed and frame pointer
67 * combine.c (sombine_simplify_rtx): Fix comment;
68 use subreg_lowpart_offset instead of subreg_lowpart_p
69 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
70 * rtl.h (subreg_lowpart_parts_p): Kill.
71 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
72 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
73 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
74 (gen_lowpart_common): Likewise.
75 (subreg_lowpart_p): Likewise.
76 (subreg_lowpart_parts_p): Kill.
77 (subreg_lowpart_offset, subreg_highpart_offset): New function.
79 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
80 to simplify SUBREG and REG.
81 (gen_highpart): Use simplify_gen_subreg for all simplifications.
83 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
86 * rtlanal.c (replace_regs): Use simplify_gen_subreg
88 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
90 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
91 (ARRAY_RANGE_REF): Added description.
93 * tree.def (ARRAY_RANGE_REF): New code.
94 * alias.c (handled_component_p, can_address_p): Handle it.
95 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
96 * explow.c (set_mem_attributes): Likewise.
97 * expr.c (expand_assignment, get_inner_reference): Likewise.
98 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
99 * fold-const.c (operand_equal_p): Likewise.
100 * tree.c (staticp, stabilize_reference): Likewise.
101 * varasm.c (decode_addr_const): Likewise.
103 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
105 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
106 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
108 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
110 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
111 mark_constant_pool_use before output_addr_const.
112 (struct pool_node): New field wend.
113 (add_constant): Note a sequence of constants that are referenced
115 (pool_window_label, pool_window_last): New variables.
116 (dump_table): Emit a unspec_volatile representing the end of a
117 sequence of constants.
118 (mark_constant_pool_use): New function.
119 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
120 (consttable_2): Add the second operand which flags whether
121 this consttable entry was used or not.
122 (consttable_4, consttable_8, consttable_sf, consttable_df):
124 (consttable_window_end): New insn.
126 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
128 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
129 Reformat according to coding standards.
132 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
133 (shl_and_kind): Cast wide constant.
134 (gen_far_branch): Define as static, as in declaration.
135 (barrier_align): Compute cache-line length as unsigned. Add
136 parentheses in initial credit computation.
137 (rounded_frame_size): Add parentheses.
138 (permanent_obstack): Remove declaration. Include ggc.h for
139 declaration of ggc_add_root_rtx().
140 (get_free_reg): Removed declaration of unused variable reg.
141 (legitimize_pic_address): Mark mode argument as unused.
143 2001-06-03 Igor Shevlyakov <igor@windriver.com>
145 * config/sh/sh.c (output_branch): Support for insn with lenght
146 attr 12 & 16 which represents cond branches outside +-4096 range.
148 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
150 * config/sh/lib1funcs.asm (ic_invalidate): Align the
151 cache-mirroring sequence. Add nops.
153 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
155 * doc/install-old.texi: Remove more old installation
157 * doc/install.texi: Add relevant parts here.
159 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
161 * doc/install.texi2html: New script.
163 2001-06-03 David Edelsohn <edelsohn@gnu.org>
165 * doc/install.texi: Update AIX information again.
167 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
169 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
170 installation documentation.
171 * doc/install.texi: Move it to here.
173 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
175 * doc/install.texi: Clean up Texinfo markup.
177 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
179 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
180 to just after title page.
182 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
184 * doc/install-old.texi: Remove documentation of some configuration
186 * doc/install.texi: Add relevant parts of this documentation here.
188 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
190 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
191 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
193 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
195 * i386.md (all uses of ext_register_operand): Make sure they are
196 VOIDmode; replace all uses outside zero_extend.
197 (and?i splitters): Use ext_register_operands.
198 (test?i peep2): Remove ignored constraints.
199 * i386.c (ext_register_operand): Check that operand is
200 eighter pseudo or hard or 'Q' register.
202 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
204 * tree.h (struct record_layout_info_s): New field unpadded_align.
205 (set_lang_adjust_rli): New declaration.
206 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
207 it would have if not packed, do not downgrade DECL_ALIGN.
208 (lang_adjust_rli, set_lang_adjust_rli): New.
209 (start_record_layout): Initialize new field unpadded_align.
210 (debug_rli): Display it.
211 (place_union_field, place_field): Set it.
212 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
214 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
215 mean that; use proper names instead.
216 Print DECL_NO_STATIC_CHAIN.
218 * except.c (expand_builtin_frob_return_addr): Add missing call
219 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
220 (expand_builtin_eh_return): Likewise.
221 (expand_eh_return): Clean up ptr_mode != Pmode cases.
223 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
225 * doc/invoke.texi: Remove references to papers about sequence points
226 to readings.html, refer to that page.
228 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
230 * README: Update references to installation instructions.
232 2001-06-01 Laurent Guerby <guerby@acm.org>
233 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
235 * doc/install.texi: Define srcdir when sources come from CVS.
236 Significantly improve markup. Wrap overly long lines
238 2001-06-01 DJ Delorie <dj@redhat.com>
240 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
241 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi, objc.texi,
242 rtl.texi, tm.texi, texinfo.tex: Move to doc subdirectory.
243 * install.texi: Move to doc/install-old.texi.
244 * gcc.texi: Move to doc, refer to install-old.texi.
245 * Makefile.in: Reflect move of docs to doc/.
246 * f/Make-lang.in: Ditto.
247 * java/Make-lang.in: Ditto.
248 * doc/.cvsignore: New.
250 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
252 * invoke.texi: use two spaces between command options, eliminate
253 some 'overfull hboxes'
255 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
257 * Makefile.in (s-mlib): Make backtick-commands always succeed.
258 (DRIVER_DEFINES): Ditto.
260 2001-05-31 Richard Henderson <rth@redhat.com>
262 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
263 also link against libgcc.a.
265 2001-05-31 Geoff Keating <geoffk@cygnus.com>
267 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
268 * config/mips/mips.c (mips_output_ascii): New function.
269 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
271 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
273 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
275 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
276 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
278 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
280 * install.texi (Configuration): Add html links for --with-gnu-as &
281 --with-gnu-ld and refer to them from hppa & SCO triplets.
282 (Specific): Link back to with-gnu-ld for all ELF platfoms.
283 (Specific): Reword AVR binutils recommendation.
285 2001-05-30 Zack Weinberg <zackw@stanford.edu>
287 * ggc-page.c (size_lookup): Increase minimum allocation size
289 (ggc_print_statistics): Report size of each bin in bytes, not
290 as its order; there is no longer a direct relationship.
292 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
294 * extend.texi: Fix formating of examples, eliminate some
296 * gcc.texi: Eliminate some 'overfull hboxes'.
297 * invoke.texi: Use two spaces between command options, eliminate
298 some 'overfull hboxes'.
300 2001-05-30 Richard Henderson <rth@redhat.com>
302 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
304 2001-05-30 Tom Tromey <tromey@redhat.com>
306 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
307 use it in the new association.
309 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
310 John David Anglin <dave@hiauly1.hia.nrc.ca>
312 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
313 to target type to allow ISO C++ compiler to accept it.
314 * gthr-dce.h (__gthread_active_ptr): Likewise.
315 * gthr-solaris.h (__gthread_active_ptr): Likewise.
317 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
319 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
320 so that we do accept comments in preprocessed input.
322 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
324 * cpphash.c (alloc_node): Cast allocated pointer.
326 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
328 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
330 2001-05-29 Stan Shebs <shebs@apple.com>
332 * gcc.texi: Add links for information about Objective-C.
334 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
336 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
337 /bin/sed fails on [^\"]).
338 (configargs.h): Likewise.
340 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
342 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
344 2001-05-28 Stan Shebs <shebs@apple.com>
346 * objc/objc.gperf: Remove, no longer used.
348 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
350 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
351 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
352 Remove trailing whitespace.
354 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
356 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
357 became http://freeware.sgi.com/.
359 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
361 * local-alloc.c (update_equiv_regs): Don't eliminate constant
364 2001-05-27 Stan Shebs <shebs@apple.com>
366 * objc/objc-act.c: Add/fix various comments.
367 (init_selector): Remove, no longer used.
368 (build_msg_pool_reference): Ditto.
371 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
373 * c-decl.c (init_decl_processing):
374 Don't call start_identifier_warnings.
375 * flags.h (warn_id_clash, id_clash_len): Remove.
376 * stringpool.c: Don't include flags.h.
377 (scan_for_clashes, do_identifier_warnings,
378 start_identifier_warnings): Remove.
379 * toplev.c (warn_id_clash, id_clash_len): Remove.
380 (display_help): Don't document -Wid-clash.
381 (decode_W_option): Print warning on -Wid-clash.
382 * tree.h (start_identifier_warnings): Remove.
383 * invoke.texi: Remove documentation of -Wid-clash.
385 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
387 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
389 2001-05-27 Bruce Korb <bkorb@gnu.org>
391 * fixinc/check.tpl(HACK) add and use a Scheme variable
392 (has no test text): error out if no "test_text" is defined
393 * fixinc/fixincl.tpl: likewise
394 (FIXIDX): make it an enumeration so we minimize diffs
395 * fixinc/inclhack.def: re-alphabetize and add sort instructions
396 * fixinc/fixincl.x: regenerate
397 * fixinc/tests/base/stdio.h: test output got moved due to
399 * README-fixinc: rewrite (mostly)
401 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
403 * cpplib.c (run_directive): Set pfile->directive.
405 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
407 * c-tree.texi: Reformat the manual as a single chapter now
408 included by gcc.texi.
409 * gcc.texi: Include c-tree.texi. Merge all indexes.
410 * Makefile.in (dvi): Add generation for the cppinternals
411 documentation. Added dependencies on fdl.texi and c-tree.texi
412 where appropriate. Use TEXI2DVI instead of custom tex calls.
413 (info): Added dependencies on fdl.texi and c-tree.texi where
414 appropriate. Remove the target c-tree.info.
416 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
418 * combine.c (try_combine): Fix typo in comment.
419 * expr.c (expand_expr): Likewise.
420 * config/i370/i370.md (untyped_call): Likewise.
422 2001-05-26 Bruce Korb <bkorb@gnu.org>
424 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
425 when fixincl is operating in test mode
426 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
427 (AAB_ultrix_limits): remove redundant text
428 (AAB_ultrix_memory): ditto
429 (AAB_ultrix_string): ditto
430 (djgpp_wchar_h): fix the test text
431 (irix_stdio_va_list): add test text
432 (irix_limits_const): add a testing output file (limits.h is overwritten)
433 (strict_ansi_not_ctd): put limits.h second in list for same reason
434 (solaris27_mutex_init): test text needed selection text, too
436 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
437 when fixincl is operating in test mode
439 2001-05-26 Philip Blundell <philb@gnu.org>
441 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
442 * config/i960/i960-protos.h: Likewise.
443 * config/i370/i370-protos.h: Likewise.
444 * config/h8300/h8300-protos.h: Likewise,
445 * config/sh/sh-protos.h: Likewise.
446 * config/v850/v850-protos.h: Likewise.
448 2001-05-26 Philip Blundell <philb@gnu.org>
450 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
452 2001-05-25 Zack Weinberg <zackw@stanford.edu>
454 * toplev.c (debug_args, f_options, W_options): Mark
455 descriptions for translation.
456 (display_help): Translate descriptions on output.
458 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
459 objc/lang-options.h: Mark descriptions for translation.
461 * aclocal.m4: Quote final argument of patsubst. Use
462 3-argument form of AC_DEFINE. Restore quotes to [] while
464 * configure.in: Remove unnecessary changequote calls.
465 * configure, config.in: Regenerate.
467 2001-05-25 Sam TH <sam@uchicago.edu>
469 * basic-block.h: Fix header include guards.
470 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
471 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
472 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
473 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
474 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
475 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
476 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
477 varray.h version.h: Likewise.
478 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
479 config/arm/arm.h config/c4x/c4x-protos.h
480 config/h8300/h8300-protos.h config/h8300/h8300.h
481 config/i370/i370-protos.h config/i370/i370.h
482 config/i960/i960-protos.h config/mcore/mcore.h
483 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
484 config/v850/v850-protos.h config/v850/v850.h: Likewise.
485 * fixinc/fixlib.h fixinc/server.h: Likewise.
487 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
489 * config/arc/initfini.c (.init): Fix typo.
491 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
493 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
495 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
497 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
499 2001-05-25 Richard Henderson <rth@redhat.com>
501 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
503 2001-05-25 Richard Henderson <rth@redhat.com>
505 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
506 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
507 (sparc*-*-solaris2): Likewise.
508 * config/t-linux: Remove shared libgcc macros.
509 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
510 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
512 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
514 * config.gcc (*-*-freebsd*): Report bad configuration.
516 2001-05-25 David Edelsohn <edelsohn@gnu.org>
518 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
520 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
522 (ASM_OUTPUT_LABELREF): Delete.
524 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
526 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
527 strict_ansi_only): Don't run if stdc_0_in_system_headers.
528 * fixinc/fixincl.x: Regenerate.
529 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
530 (FIX_TEST_TABLE): Declare it.
531 * fixinc/fixlib.h: Include config.h.
533 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
535 * fixinc/inclhack.def (alpha___assert): Change char * args to
536 const char * on Tru64 UNIX to avoid excessive warnings from
538 * fixinc/fixincl.x: Regenerate.
540 2001-05-25 Geoff Keating <geoffk@redhat.com>
542 * dbxout.c (dbxout_symbol): Invert previous patch, which was
543 outputting a tag only for variable-size records.
545 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
547 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
548 instead of rtx_equal_p for early clobber test.
550 2001-05-26 Mark Mitchell <mark@codesourcery.com>
552 * builtins.def: Encode additional information, such as names and
554 * builtin-types.def: New file.
555 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
556 (built_in_decls): Likewise. Don't explicitly initialize global
558 (expand_builtin_mathfn): Handle float and long double variants of
560 (expand_builtin): Likewise.
561 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
562 (expand_tree_builtin): Handle long, long long, float, and long
563 double variants of math functions.
564 * c-common.h (c_tree_index): Remove some unused nodes.
565 (void_ftype): Remove.
566 (void_type_ptr): Likewise.
567 (int_ftype_int): Likewise.
568 (ptr_ftype_sizetype): Likewise.
569 * c-decl.c (init_decl_processing): Remove creation of DWARF
571 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
572 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
573 * Makefile.in (c-common.o): Depend on builtin-types.def.
575 2001-05-25 Dale Johannesen <dalej@apple.com>
577 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
579 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
581 * c-parse.in (notype_initdcl): Remove redundant line.
583 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
585 * aclocal.m4: Fixed typo.
586 (gcc_AC_HEADER_STDBOOL): Define.
587 (gcc_AC_C__BOOL): Define.
588 * configure.in: Use them.
589 (AC_CHECK_HEADERS): Remove stdbool.h
590 * configure, config.in: Regenerate.
592 2001-05-25 Richard Henderson <rth@redhat.com>
594 * function.c (expand_function_start): Don't abort on PARALLEL
595 returns from hard_function_value.
597 2001-05-25 Richard Henderson <rth@redhat.com>
599 * config/i386/i386.md: Revert previous change. Do not apply
600 the peephole if the components do not die after the sequence.
602 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
604 * c-parse.in (array_declarator): New. Handle C99 constructs.
605 Don't restrict [*] declarators to C only.
606 (after_type_declarator, parm_declarator_starttypename,
607 parm_declarator_nostarttypename, notype_declarator,
608 direct_absdcl1): Use it.
609 * c-decl.c (build_array_declarator, set_array_declarator_type):
610 New functions. Warn that [*] isn't properly implemented; pedwarn
611 for [*] outside C99 mode if pedantic rather than giving a hard
613 (grokdeclarator): Handle static and type qualifiers in parameter
615 * c-tree.h (build_array_declarator, set_array_declarator_type):
617 * extend.texi (Attribute Syntax): Document attributes in parameter
620 2001-05-25 Mark Mitchell <mark@codesourcery.com>
622 * config/i386/i386.md: Make sure cmpstr peepholes do not
623 affect liveness information.
625 2001-05-24 Mark Mitchell <mark@codesourcery.com>
627 * c-typeck.c (digest_init): Issue error messages about
628 invalid constants, not warnings.
630 2001-05-24 Mark Mitchell <mark@codesourcery.com>
632 * invoke.texi (-fno-builtin): Document that this is always on
635 2001-05-24 Philip Blundell <philb@gnu.org>
637 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
640 2001-05-24 Philip Blundell <philb@gnu.org>
642 * config/arm/arm.c (output_return_instruction): Correctly handle
643 interworking and interrupt functions.
645 2001-05-24 Philip Blundell <philb@gnu.org>
647 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
648 -m{no-}sched-prolog. Fix typos and improve formatting.
650 2001-05-24 Philip Blundell <philb@gnu.org>
652 * invoke.texi (ARM Options): Improve wording slightly. Add
653 documentation for more options, including those for Thumb mode.
654 Don't mention options that don't exist or are unimplemented.
655 (Thumb Options): Delete; merged into above section.
657 2001-05-24 Geoff Keating <geoffk@redhat.com>
659 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
660 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
662 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
664 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
665 fix hard register simplification.
667 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
669 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
670 of just copying CPP_CPU_SPEC.
672 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
674 * i386.c (incdec_operand): Accept only 1 and -1.
676 2001-05-23 Kelley Cook <kelley.cook@home.com>
678 * Makefile.in: Move many of the *_H definitions eariler in the
679 file, so that rules in t-* files that use them for
680 dependencies will work in a parallel build.
681 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
683 2001-05-23 Richard Henderson <rth@redhat.com>
685 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
687 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
689 * cpp.texi: Update for handling of charconsts.
690 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
691 diagnostics. Skip to the end if the UCS is too short.
692 (cpp_interpret_charconst): Long charconsts issue a warning
695 2001-05-23 Richard Henderson <rth@redhat.com>
697 * doc/install.texi (alpha-linux): Require binutils 2.11.
699 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
701 * c-lex.c (read_escape, read_ucs): Delete.
702 (lex_string): Use cpp_parse_escape.
703 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
704 if not C++ or not C99. Warn if traditional.
705 (parse_escape): Rename cpp_parse_escape. Make the bitmask
706 unsigned. Warn for out-of-range escape sequences here.
707 Update to use maybe_read_ucs.
708 (cpp_interpret_charconst): Don't warn here.
709 * cpplib.h (cpp_parse_escape): New exported function.
711 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
713 * extend.texi (Attribute Syntax): Clarify application of
714 attributes to parameters declared as functions or arrays.
716 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
718 * dbxout.c (dbxout_type_methods): Do still group methods by name.
720 2001-05-23 Zack Weinberg <zackw@stanford.edu>
722 * diagnostic.c (vnotice): Kill.
723 (fnotice): Call vfprintf directly.
724 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
725 verbatim, set_diagnostic_context): Rename string argument to
726 indicate that it is run through gettext.
727 (vbuild_message_string, build_message_string, output_do_printf):
728 Rename string argument to indicate that it is NOT run through
730 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
731 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
732 Run msgid argument through gettext.
733 (default_print_error_function): Run constant strings through
734 gettext when nothing else will.
735 (fatal_error, internal_error, error_recursion): Use fnotice.
736 Present complete sentences to gettext.
738 2001-05-23 Mark Mitchell <mark@codesourcery.com>
740 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
742 2001-05-23 Richard Henderson <rth@redhat.com>
744 * function.c (expand_function_start): Always use a pseudo
745 for the function result value.
747 2001-05-22 Richard Henderson <rth@redhat.com>
749 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
750 section pointer alignment.
752 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
754 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
755 of __USER_LABEL_PREFIX__.
757 2001-05-22 Richard Henderson <rth@redhat.com>
759 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
760 (__deregister_frame_info_bases): New.
761 * unwind-dw2-fde.h: Declare it.
762 * libgcc-std.ver: Export it.
763 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
764 called __register_frame_info_bases.
766 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
768 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
769 instead of #elif (which is OK for this case but not in general).
771 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
773 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
774 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
775 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
776 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
777 "r2" to the assembly file. Only issue allocs with non-zero parameters.
779 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
780 David O'Brien <obrien@freebsd.org>
782 * config/freebsd.h (LIB_SPEC): Key the exact setting to
783 configure-time options and target version of FreeBSD. Set-up
784 to match architectural change in threading support. Correctly
785 report when -pthread option is not supported by configure-time
787 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
788 and extend to encode target version number in run-time setting
789 of __FreeBSD__ macro to match the system compiler.
790 (CPP_PREDEFINES): Likewise.
791 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
793 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
794 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
796 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
797 David O'Brien <obrien@freebsd.org>
799 * config.gcc (the unlabeled system switch statement): Add
800 generic configuration section to handle *-*-freebsd*. Also,
801 to match the system compiler, default to threading support (it
802 may be disabled with the standard --disable-threads
803 configuration-time switch).
804 (i[34567]86-*-freebsd* in machine-specific section): Use it.
805 (alpha*-*-freebsd* in machine-specific section): Likewise.
807 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
808 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
809 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
810 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
811 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
813 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
814 David O'Brien <obrien@freebsd.org>
816 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
817 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
818 -pthread instead setting macro.
820 2001-05-22 Richard Henderson <rth@redhat.com>
822 * crtstuff.c (__register_frame_info_bases): Declare.
823 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
824 (__do_global_dtors_aux, __do_global_dtors): Streamline.
826 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
827 (CRT_GET_RFIB_DATA): New.
828 * config/i386/sysv4.h: Likewise.
829 * config/i386/sco5.h: Likewise.
830 (ASM_PREFERRED_EH_DATA_FORMAT): New.
832 2001-05-22 Richard Henderson <rth@redhat.com>
834 * rtl.c (read_string): Break out from ...
835 (read_rtx): ... here.
837 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
839 * doc/install.texi (Specific): Remove a bogus and duplicate part
840 copied from the end of the document.
842 2001-05-22 Bernd Schmidt <bernds@redhat.com>
844 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
846 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
848 * install.texi: Remove obsolete information on SunOS as well as
849 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
850 (Installing GNU CC on the Sun): Remove section.
852 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
854 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
855 keep errno unchanged on success.
857 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
859 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
860 once for hexadecimal floats, whether or not they contain a decimal
861 point. Don't let the setting of pedantic otherwise affect the
862 parsing of hexadecimal floats.
864 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
866 * README.ACORN: Remove obsolete file.
868 2001-05-22 Jan Hubicka <jh@suse.cz>
870 * combine.c (gen_binary): Use swap_commutative_operands_p
871 (simplify_comparison): Likewise.
872 * expmed.c (emit_store_flag): Likewise.
873 * expr.c (compare_from_rtx): Likewise.
874 (do_compare_rtx_and_jump): Likewise.
875 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
876 if not emitting a branch and operands want swapping.
878 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
880 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
881 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
882 (maybe_get_identifier): Update.
883 * tree.h (make_identifier): Delete.
885 2001-05-21 Richard Henderson <rth@redhat.com>
887 * combine.c (subst): Do not substitute for a register as
888 a destination subreg/strict_low_part/zero_extract.
890 * combine.c (simplify_comparison): Update op1 after constant
892 * recog.c (const_int_operand): Accept only constants valid
894 * genrecog.c: Update comments wrt const_int_operand.
896 * emit-rtl.c (init_emit_once): Zero unused memory in a
899 2001-05-21 Mark Mitchell <mark@codesourcery.com>
901 * tree.h (type_num_arguments): Declare it.
902 * tree.c (type_num_arguments): New function.
904 2001-05-21 Richard Henderson <rth@redhat.com>
906 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
909 2001-05-21 Geoff Keating <geoffk@redhat.com>
911 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
913 (minsf3): Use rs6000_emit_minmax.
914 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
916 (movsfcc): Use rs6000_emit_cmove.
917 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
918 Don't generate emit_fselsfsf4.
919 (fseldfsf4): Likewise.
920 (maxdf3): Use rs6000_emit_minmax.
922 (mindf3): Use rs6000_emit_minmax.
923 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
925 (movdfcc): Use rs6000_emit_cmove.
926 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
927 Don't generate emit_fselsfsf4.
928 (fselsfdf4): Likewise.
929 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
930 (min_max_operator): New predicate.
931 (rs6000_emit_cmove): New function.
932 (rs6000_emit_minmax): New function.
933 * config/rs6000/rs6000-protos.h: Prototype new functions.
934 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
935 and min_max_operator.
937 * config/rs6000/rs6000.c (output_cbranch): Handle all
938 conditional types in the switch statement.
940 2001-05-21 Mark Mitchell <mark@codesourcery.com>
942 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
943 non-register variables.
944 * extend.texi: Document that asm-specifications do not make sense
945 for non-static local variables.
947 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
949 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
950 (dbxout_type_fields): Lose minimal_debug support.
951 (dbxout_type_methods, dbxout_type): Likewise.
953 2001-05-17 Andrew Haley <aph@redhat.com>
955 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
957 2001-05-21 Richard Henderson <rth@redhat.com>
959 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
962 2001-05-20 Richard Henderson <rth@redhat.com>
964 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
965 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
966 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
967 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
968 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
970 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
971 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
972 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
973 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
974 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
975 DEBUG_PUBNAMES_SECTION): Rename as above.
976 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
978 2001-05-20 Richard Henderson <rth@redhat.com>
980 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
981 operands unless the operation is commutative.
983 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
985 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
988 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
990 * extend.texi: Clarify documentation of extensions included in ISO
991 C99. Prefer C99 terminology and syntax to old GNU terminology and
992 syntax. Add more index entries. Document mixed declarations and
993 code as an extension in C89 mode. Warn about future changes to
994 semantics of inline functions. Fixes PR other/930.
996 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
998 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
999 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1000 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
1001 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1003 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
1005 2001-05-20 Richard Henderson <rth@redhat.com>
1007 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1008 to be output before a branch.
1010 2001-05-20 Richard Henderson <rth@redhat.com>
1012 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1014 2001-05-20 Richard Henderson <rth@redhat.com>
1016 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1017 (ASM_DOUBLE): Remove.
1018 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1019 * config/i386/sun386.h: Likewise.
1021 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1022 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1024 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1025 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1026 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1027 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
1029 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
1030 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
1031 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
1032 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
1033 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
1034 * config/i386/win32.h: Likewise.
1036 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1038 * invoke.texi: Add more options to summary list.
1040 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1042 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
1043 used. Fixes PR c/2291.
1044 * gcc.1: Regenerate.
1046 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1048 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
1049 the -fpic and -fPIC options, clear flag_pic.
1051 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1053 * hashtable.c (calc_hash): Fix HASHSTEP definition.
1054 * stringpool.c (make_identifier): No statistics here anymore.
1055 * objc-act.c (steup_string_decl): Remove redundant check.
1057 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1059 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
1060 cpplib.o, cpphash.o, fix-header): Update.
1061 (hashtable.o): New target.
1062 * c-common.h: Include cpplib.h. Define C_RID_CODE and
1063 struct c_common_identifier here.
1064 * c-lang.c (c_init_options): Update. Call set_identifier_size.
1065 * c-lex.c (c_lex): Update.
1066 * c-pragma.h: Update.
1067 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
1069 (C_RID_CODE): Delete.
1070 * cpphash.c: Rewrite to use hashtable.c.
1071 * cpphash.h: Update include guards.
1072 (struct cpp_reader): Remove hashtab.
1073 hash_ob and buffer_ob are no longer pointers. Add hash_table
1075 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
1076 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
1077 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
1078 * cppinit.c (cpp_create_reader): Update.
1079 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
1080 (cpp_interpret_charconst): Eliminate warning.
1081 * cpplib.c (do_pragma, do_endif, push_conditional,
1082 cpp_push_buffer, cpp_pop_buffer): Update.
1083 (_cpp_init_stacks): Rename cpp_init_directives.
1084 (_cpp_cleanup_stacks): Remove.
1085 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
1086 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
1087 cpp_forall_identifiers, cpp_create_reader): Update.
1088 (C_RID_CODE, cpp_make_node): New.
1089 (c_common_identifier): New identifier node for C front ends.
1090 * cppmain.c (main): Update.
1091 * fix-header.c (read_scan_file): Update.
1092 * flags.h (id_clash_len): Make unsigned.
1093 * ggc.h (ggc_mark_nonnull_tree): New.
1096 * stringpool.c: Update comments and copyright. Update to use
1098 * toplev.c (approx_sqrt): Move to hashtable.c.
1099 (id_clash_len): Make unsigned.
1100 * toplev.h (ident_hash): New.
1101 * tree.c (gcc_obstack_init): Move to hashtable.c.
1102 * tree.h: Include hashtable.h.
1103 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
1104 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
1105 (struct tree_identifier): Update.
1106 (make_identifier): New.
1108 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
1109 (C_RID_CODE): Remove.
1110 * lex.c (cxx_init_options): Call set_identifier_size. Update.
1111 (init_parse): Don't do it here.
1113 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
1115 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
1117 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
1119 (expand_eh_return): Convert between word_mode and Pmode.
1120 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
1122 (execute_stack_op): Likewise.
1123 (execute_cfa_program): Likewise.
1124 (uw_frame_state_for): Likewise.
1125 (uw_update_context_1): Likewise.
1126 * unwind.inc (_Unwind_Reason_Code): Likewise.
1127 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
1128 (EH_RETURN_STACKADJ_RTX): Likewise.
1129 * config/mips/mips.c (compute_frame_size): Make space for saving
1130 EH return registers.
1131 (mips_expand_epilogue): Handle EH stack adjustments.
1132 * config/mips/mips.md (eh_return): New pattern.
1133 (eh_set_lr_si): Likewise.
1134 (eh_set_lr_di): Likewise.
1135 Add splitter to perform EH return after reload.
1137 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1139 * jump.c (mark_jump_label): Tidy previous change.
1141 2001-05-19 Bruce Korb <bkorb@gnu.org>
1143 * fixinc/genfixes: no need for two warnings
1144 * fixinc/Makefile.in: open stdin for those building with a closed one.
1146 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1148 * jump.c (jump_optimize_1): Tidy.
1149 (mark_jump_label): When changing the label in a LABEL_REF, change
1150 update any REG_EQUAL notes as well.
1152 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
1154 * c-parse.in (parm_declarator): Split into
1155 parm_declarator_starttypename and parm_declarator_nostarttypename.
1156 (parm_declarator_starttypename, parm_declarator_nostarttypename):
1157 New. Allow parenthesised sub-declarators which don't begin with a
1158 TYPENAME. Fixes PR c/166.
1160 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1162 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1164 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1166 * toplev.c (main): If the target does not allow profiling without
1167 a frame pointer, issue an error message.
1168 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1171 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1173 * recog.c (general_operand): Modify last change to allow it if reload
1176 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1178 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1179 subregs containing mem.
1181 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1183 * regrename.c (regrename_optimize): frame pointer register can
1186 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1188 * README.DWARF: Move into dwarfout.c.
1190 2001-05-18 Dale Johannesen <dalej@apple.com>
1192 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1193 specific misuse of r0 as a reload address.
1195 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1197 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1200 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1202 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1203 (add_to_sequence): Make that decision type.
1204 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1205 (write_switch, write_cond, debug_decision_2): Likewise.
1207 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1209 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1212 2001-05-18 Stan Shebs <shebs@apple.com>
1214 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1215 * configure: Regenerate.
1217 2001-05-18 Per Bothner <per@bothner.com>
1219 Changes needed for java/jvspec.c
1220 * gcc.h (n_infiles, outfiles): Add declarations.
1221 * gcc.c (n_infiles, outfiles): Mske no longer static.
1223 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
1225 * config/pa/som.h (EXCEPTION_SECTION): Define.
1227 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
1229 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
1231 Add have_location_lists, a variable to determine whether we need a
1232 .debug_loc section or not.
1233 (enum dw_val_class): Add dw_val_class_loc_list.
1234 (dw_val_struct): Add val_loc_list.
1235 (dw_loc_list_struct): New structure, represents location lists.
1236 (new_loc_list): New function, return a new location list, given
1237 the range and location expression.
1238 (add_loc_descr_to_loc_list): New function, add a location
1239 expression to a location list, given the expression and range.
1240 (output_loc_list): New function, output a location list.
1241 (gen_internal_sym): Modified to take symbol prefix, so we can
1242 reuse it for location list symbols.
1243 (add_AT_loc_list): New function, add a location list to a DIE at
1244 the named attribute.
1245 (AT_loc_list): New function, return the location list reference
1246 for a given attribute, if it's a location list.
1247 (print_die): Handle dw_val_class_loc_list.
1248 (size_of_die): Ditto.
1249 (value_format): Ditto.
1250 (output_die): Ditto.
1251 (output_location_lists): New function, output all of the location
1252 lists for a DIE and it's children.
1253 (dwarf2out_finish): Call output_location_lists if we have location
1257 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1259 * gcse.c (try_replace_reg): First try global replace, later try to
1260 simplify the expression.
1262 * gcse.c (find_used_regs): Change calling convention; work via
1264 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
1266 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1269 2001-02-09 Nick Clifton <nickc@redhat.com>
1270 * config/arm/arm.md: Change output constraint on post inc
1271 load/store multiple patterns to be a read/write constraint.
1273 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1275 * basic-block.h (struct basic_block_def): Add documentation about
1276 what a basic block is, and what the various fields are used for.
1277 * flow.c (calculate_globlal_regs_live): Add documentation about
1278 how the algorithm works, and how we know that it will terminate.
1279 Check that the the inductive assumption that guarantees
1280 termination actually holds.
1281 (mark_used_regs): Treat conditionally set registers as used.
1282 (debug_regset): Add comment.
1283 * rtl.texi (cond_exec): Add documentation.
1285 * function.c (expand_function_start): Avoid creating BLKmode
1288 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1290 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1291 DIE, even if it has no children.
1292 (dwarf2out_finish): Always output the line-number table, even if
1295 2001-05-18 David Edelsohn <edelsohn@gnu.org>
1297 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1299 2001-05-17 Bruce Korb <bkorb@gnu.org>
1301 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1302 * fixinc/genfixes: emit a warning if AutoGen is out of date
1304 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1305 Bruce Korb <bkorb@gnu.org>
1307 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1308 found in fixinc directory. Facilitates binary distributions.
1310 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1312 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1315 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
1317 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1319 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1321 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
1322 (simplify_subreg): Handle complex types represented as CONCAT.
1324 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
1325 * rtl.h (swap_commutative_operands_p): Declare.
1326 * rtlanal.c (swap_commutative_operands_p): New.
1327 (operand_preference): New static function.
1329 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
1330 (gen_binary): Likewise.
1331 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
1332 * simplify-rtx.c (simplify_gen_binary,
1333 simplify_gen_relational): Likewise.
1335 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1337 * cse.c (fold_rtx): Use simplify_subreg.
1339 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
1340 (simplify_gen_subreg): New.
1341 (simplify_rtx): Use simplify_subreg.
1342 * rtl.h (simplify_gen_subreg): Declare.
1344 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1346 * doc/install.texi: Update Solaris information.
1348 * except.h (protect_cleanup_actions): Remove it.
1349 (lang_protect_cleanup_actions): Declare it.
1350 * except.c (protect_cleanup_actions): Remove it.
1351 (lang_protect_cleanup_actions): New variable.
1352 (init_eh): Don't make protect_cleanup_actions a GC root.
1353 (expand_eh_region_and_cleanup): Call
1354 lang_protect_cleanup_actions.
1355 (output_function_exception_table): Remove unused `align'
1357 * varasm.c (assemble_external): Abort if we have not yet
1358 opened the assembly output file.
1360 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
1362 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1363 for eh_personality_libfunc.
1365 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1367 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
1368 when calling simplify_subreg. This is needed to allow replacing
1369 of expression of one mode by expression of different mode.
1371 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1373 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1375 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1377 * expr.c (protect_from_queue): Protect against subsequent calls to
1379 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1382 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1384 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1386 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1388 * gccbug.in (CATEGORIES): Add "bootstrap".
1390 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1392 * simplify-rtx.c (simplify_subreg): Break out from ...
1393 * combine.c (combine_splify_rtx) ... here and ...
1394 * recog.c (validate_replace_rtx_1): ... here;
1395 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1396 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1397 (subreg_lowpart_p): ... here.
1399 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1401 * stmt.c (expand_asm_operands): For inout operands, make sure
1402 the substitution of '=' for '+' makes it into the rtl.
1404 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1405 (reload_as_needed): Call update_eliminable_offsets a bit later.
1407 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1409 * gcc.texi (gccbug): Refer to the web pages for detailed information
1412 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1414 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1416 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1417 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1418 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1419 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1420 * cross-make: Don't set LIBGCC1.
1421 * mklibgcc.in: Delete all code for building from libgcc1.c.
1422 Always honor LIB1ASMFUNCS if set.
1424 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1425 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1426 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1427 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1428 config/i386/uwin.asm, config/m68hc11/larith.asm,
1429 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1430 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1431 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1432 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1433 Delete or update references to libgcc1 in commentary.
1435 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1436 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1437 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1438 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1439 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1440 config/arm/t-semi, config/arm/t-strongarm-coff,
1441 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1442 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1443 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1444 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1445 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1446 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1447 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1448 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1449 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1450 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1451 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1452 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1453 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1454 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1455 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1456 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1457 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1458 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1459 config/mips/t-ultrix, config/mn10200/t-mn10200,
1460 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1461 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1462 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1463 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1464 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1465 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1466 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1467 config/sparc/t-sparclite, config/sparc/t-splet,
1468 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1469 config/sparc/t-vxsparc64, config/v850/t-v850:
1470 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1472 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1473 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1474 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1475 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1476 nongcc_SI_type, nongcc_word_type, or perform_*
1477 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1479 * config/i386/386bsd.h, config/i386/beos-elf.h,
1480 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1481 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1482 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1483 Don't include i386/perform.h.
1485 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1486 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1487 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1488 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1489 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1490 config/vax/t-openbsd, config/vax/t-vax: Delete.
1492 * config.gcc: Remove references to deleted files.
1493 (arm-semi-aof): Use arm/t-semi for tmake_file.
1495 * gcc.texi, install.texi, invoke.texi, tm.texi:
1496 Delete or rewrite text which is no longer relevant now that
1497 libgcc1 no longer exists.
1499 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1500 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1502 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1503 Bruce Korb <bkorb@gnu.org>
1505 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1508 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1510 * i386.md: Add two peepholes to clean up code generated by
1513 2001-05-16 Richard Henderson <rth@redhat.com>
1515 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1516 variants of non-absolute encodings.
1518 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1520 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1521 __register_frame_info_table_bases): Export.
1523 2001-05-16 Richard Henderson <rth@redhat.com>
1525 * except.c (eh_data_format_name): Move to ...
1526 * dwarf2asm.c: ... here. Use designated initializers if available.
1527 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1528 * dwarf2asm.h: Update declarations.
1529 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1530 ASM_PREFERRED_EH_DATA_FORMAT.
1531 (output_call_frame_info): Likewise. Use 'L' augmentation for
1534 * unwind-dw2-fde.h (struct fde_vector): New.
1535 (struct old_object): Rename from struct object.
1536 (struct object): New.
1537 (__register_frame_info_bases): Declare.
1538 (__register_frame_info_table_bases): Declare.
1539 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1540 * unwind-dw2-fde.c (objects): Remove.
1541 (unseen_objects, seen_objects): New.
1542 (__register_frame_info_bases): New.
1543 (__register_frame_info): Use it.
1544 (__register_frame_info_table_bases): New.
1545 (__register_frame_info_table): Use it.
1546 (__deregister_frame_info): Rewrite for changed object struct.
1547 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1548 (fde_unencoded_compare): Rename from fde_compare; uninline.
1549 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1550 (start_fde_sort): Adjust for new definition of fde_vector.
1551 (fde_insert): Likewise.
1552 (end_fde_sort): Likewise. Select comparison function based
1553 on properties of the object.
1554 (fde_split): Take object and fde_compare_t arguments.
1555 (frame_heapsort, fde_merge): Likewise.
1556 (classify_object_over_fdes): Rename from count_fdes. Handle
1557 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1559 (add_fdes): Handle encoded pointers.
1560 (init_object): Rename from frame_init. Update for new struct object.
1561 (linear_search_fdes): Rename from search_fdes. Handle encoded
1563 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1564 (binary_search_single_encoding_fdes): New.
1565 (binary_search_mixed_encoding_fdes): New.
1566 (search_object): New.
1567 (_Unwind_Find_FDE): Update for new struct object. Fill in
1569 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1570 iterating over EH data.
1571 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1572 fde_encoding, lsda_encoding.
1573 (read_uleb128, read_sleb128): Remove.
1574 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1575 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1576 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1578 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1580 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1582 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
1583 * cpphash.c (_cpp_lookup_with_hash): Similarly.
1584 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
1585 cpp_spell_token, cpp_output_token): Similarly.
1586 * cpplib.c (lex_macro_node, do_undef, do_pragma,
1587 do_pragma_poison, parse_assertion, do_assert): Similarly.
1588 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
1589 save_parameter, _cpp_create_definition, check_trad_stringification,
1590 cpp_macro_definition): Similarly.
1591 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
1592 * c-lex.c (cb_undef, c_lex): Similarly.
1593 * fix-header.c (recognized_function): Similarly.
1594 * cpplib.h (NODE_LEN, NODE_NAME): New.
1595 (cpp_hashnode): Rename length len.
1597 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
1599 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1602 2001-05-16 Andreas Jaeger <aj@suse.de>
1604 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1606 * toplev.c: Include dwarf2asm.h for prototype of
1607 dw2_output_indirect_constants.
1609 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1611 * stmt.c (expand_asm_operands): Be able to offload addressof
1612 expression to memory. (PR optimization/185)
1614 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1616 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
1617 applying distributive law.
1619 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1621 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1623 * gthr-dce.h (UNUSED): Attribute unused macro.
1624 (__gthread_key_dtor): Make arguments UNUSED.
1625 (__gthread_key_delete): Revise for compatibility with DRAFT4
1628 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1630 * doc/install.texi: Update AIX information.
1631 * README.RS6000: Remove obsolete file.
1633 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1634 Nathan Sidwell <nathan@codesourcery.com>
1636 * gcc.c (give_switch): Don't write before start of string.
1637 Always append suffix.
1639 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1641 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1644 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1646 * README.ALTOS: Remove obsolete file.
1648 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1650 * c-lex.h (save_and_forget_protocol_qualifiers,
1651 forget_protocol_qualifiers, remember_protocol_qualifiers):
1652 Remove deleted functions' prototypes.
1654 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1656 * c-parse.in (methodtype): New production.
1657 (methoddef, methodproto): Collapse separate '-' and '+'
1660 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1662 * c-common.h (RID_FIRST_PQ): New.
1663 * c-parse.in (objc_pq_context): New.
1664 (objc parser): Set objc_pq_context rather than calling
1665 remember_protocol_qualifiers and forget_protocol_qualifiers.
1666 Don't call save_and_forget_protocol_qualifiers.
1667 (yylexname): Handle objc protocol qualifiers here.
1668 * stringpool.c (struct str_header): Replace with sp_hashnode.
1669 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
1670 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
1671 Allocate an IDENTIFIER_NODE for each identifier.
1672 (FORALL_STRINGS, set_identifier): Delete.
1673 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
1674 (ggc_alloc_string): Use an obstack.
1675 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
1676 * tree.h: Update comments.
1677 (set_identifier): Delete.
1678 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
1679 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
1680 remember_protocol_qualifiers): Delete.
1682 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1684 * flow.c (life_analysis): After life analysis is complete, do
1685 an optional scan over insns looking for REG_LABEL notes that
1686 reference a deleted label.
1687 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1688 before peeking at LABEL_NUSES.
1690 2001-05-15 Richard Henderson <rth@redhat.com>
1692 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1693 (_Unwind_GetTextRelBase): New.
1695 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1697 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1699 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1701 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1702 so that CHOOSE_SECTION gets used.
1704 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1705 TARGET_RELOCATABLE like flag_pic for now.
1707 2001-05-15 David Edelsohn <edelsohn@gnu.org>
1709 * rs6000.md (movdi splitter): Sign extend more efficiently.
1710 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
1711 to "long long" valid on 32-bit and 64-bit hosts.
1712 (logical_operand): Cast trunc_int_for_mode return value.
1713 (rs6000_emit_move): Shift macro to encapsulate variable.
1714 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
1715 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
1716 plus_constant requires signed argument.
1718 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1720 * gthr-posix.h: Make additional pthread-* functions weak.
1722 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1724 * recog.c (apply_change_group): Avoid unneeded validating.
1726 2001-05-14 David Edelsohn <edelsohn@gnu.org>
1728 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
1729 (num_insns_constant): CONST_INT can be 64-bits.
1731 2001-05-14 Stan Shebs <shebs@apple.com>
1733 * config/darwin.h (LIB_SPEC): Just use -lSystem.
1734 (LIBGCC_SPEC): Don't define.
1736 2001-05-14 Richard Henderson <rth@redhat.com>
1738 * configure.in (gcc_cv_as_eh_frame): New test.
1739 * config.in, configure: Rebuild.
1740 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1742 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1744 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1745 extended precision divide.
1747 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1749 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1750 for RETURNS as well.
1752 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1754 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
1755 (CPP_CPU??_SIZE_TYPE): New.
1756 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
1757 (CPP_CPU_SPEC): ... here; support choosing of CPU.
1758 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
1759 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
1761 * i386.c (override_options): Add sorry about not suported modes.
1763 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
1765 * config/pa/som.h (NM_FLAGS): Remove.
1766 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1767 (ASM_OUTPUT_SECTION_NAME): Remove.
1768 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1770 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1772 * regrename.c (regrename_optimize): Do not rename registers to
1775 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1777 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1778 contain MEMs. Remove useless distinction about clobbering
1781 2001-05-13 Geoff Keating <geoffk@redhat.com>
1783 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
1784 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
1785 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
1786 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1787 (EXCEPTION_SECTION): Define.
1789 2001-05-13 Zack Weinberg <zackw@stanford.edu>
1791 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
1792 binary backward compat only.
1793 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
1794 in LIB2FUNCS. Pass it to mklibgcc.
1795 * mklibgcc.in: Handle LIB2FUNCS_ST.
1797 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
1799 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1801 * tm.texi (THREAD_MODEL_SPEC): Document it.
1802 * gcc.c (main): Use it.
1803 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1804 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
1806 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1808 * rtl.h (SYMBOL_REF_WEAK): New macro.
1809 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
1810 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
1811 * rtl.texi (SYMBOL_REF_WEAK): Document it.
1812 * gcc.texi: Remove wrong description.
1814 2001-05-13 Mark Mitchell <mark@codesourcery.com>
1816 * Makefile.in (STAMP): New macro.
1817 Replace all uses of `touch' with $(STAMP).
1818 * fixinc/Makefile.in: Likewise.
1820 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1822 * configure.in: ldopen is never in -lexc, so don't test for it.
1823 Add test for exc_resume in -lexc for Ada.
1824 * configure: Regenerated.
1826 2001-05-12 Richard Henderson <rth@redhat.com>
1828 * dwarf2asm.c (size_of_encoded_value): New function.
1829 * dwarf2asm.h: Declare it.
1830 * except.c (output_function_exception_table): Align the TType
1831 array only as wide as the encoding.
1833 2001-05-12 Zack Weinberg <zackw@stanford.edu>
1835 * extend.texi: Document #pragma GCC java_exceptions.
1837 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1839 * c-parse.in (bison parser, init_reswords): Remove uses of
1841 * c-tree.h (doing_objc_thang): Remove.
1843 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1845 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
1846 about files not ending in newlines.
1848 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1850 * dwarfout.c (dwarfout_init): Add cast.
1851 * sched-deps.c (sched_analyze_insn): Remove unused vars.
1852 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
1854 * method.c (build_mangled_C99_name): Remove unused prototype.
1856 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1858 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
1860 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1862 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1863 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
1865 2001-05-11 Richard Henderson <rth@redhat.com>
1867 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1868 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
1869 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
1870 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
1871 (dw2_output_indirect_constants): Prototype.
1872 * dwarf2out.c (dwarf2out_begin_prologue): Generate
1873 current_function_func_begin_label if we'll need it for EH. Exit
1874 early for IA64_UNWIND_INFO.
1875 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
1876 (eh_data_format_name): Update for indirect references.
1877 (output_function_exception_table): Care for IA64_UNWIND_INFO.
1878 Handle ASM_PREFERRED_EH_DATA_FORMAT.
1879 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
1880 define HAVE_eh_return etc.
1881 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
1882 (final_end_function): Don't call output_function_exception_table.
1883 * toplev.c (compile_file): Call dw2_output_indirect_constants.
1884 (rest_of_compilation): Invoke output_function_exception_table
1885 for ia64 before assemble_end_function.
1886 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
1887 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
1889 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
1890 * unwind.h: Declare them.
1891 * libgcc-std.ver: Export them.
1892 * unwind-pe.h: New file.
1894 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1896 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
1898 (find_fde_for_dso): Extract DT_PLTGOT.
1899 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
1900 the segment and gp as well.
1901 * config/ia64/frame-ia64.c: Remove file.
1902 * config/ia64/frame-ia64.h: Remove file.
1903 * config/ia64/unwind-ia64.c: New file.
1904 * config/ia64/unwind-ia64.h: New file.
1905 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
1906 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
1907 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
1908 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1909 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1910 (IA64_UNWIND_INFO): Re-enable.
1911 (HANDLER_SECTION): Remove.
1912 (EH_RETURN_DATA_REGNO): New.
1913 * config/ia64/ia64.md (exception_receiver): Remove.
1914 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
1915 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
1917 2001-05-11 Richard Henderson <rth@redhat.com>
1919 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
1920 calls and jumps to be bundled together.
1921 (ia64_reorg): Emit a break after a noreturn call that ends
1923 * config/ia64/ia64.md (break_f): New.
1925 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1927 * c-lex.c (lex_charconst): Convert into a simple wrapper
1928 around cpp_interpret_charconst, to which most of the code
1930 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
1931 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
1932 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
1933 (lex): Use cpp_interpret_charconst.
1934 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
1935 hex_digit_value): New functions.
1936 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
1937 * cpplib.h (cpp_interpret_charconst): New prototype.
1938 * Makefile.in: Update.
1940 2001-05-12 Dean Wakerley <dean@wakerley.com>
1942 * doc/install.texi: New file. Converted to texinfo from the HTML
1943 documentation in wwwdocs/htdocs/install.
1945 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
1947 * gcse.c (insert_insn_end_bb): Do not search for assignments to
1948 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1950 * toplev.c (compile_file): Move comment for opening output
1951 file to just before the code that opens the output file.
1953 2001-05-11 Jakub Jelinek <jakub@redhat.com>
1955 * regmove.c (regmove_optimize): Suppress the optimization for
1956 unchanging destination register. Add comment above function.
1958 2001-05-11 Zack Weinberg <zackw@stanford.edu>
1960 * Makefile.in: Exterminate all references to assert.h.
1961 * cross-make: Likewise.
1963 * configure.in: Correct commentary.
1964 * configure: Regenerate.
1966 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
1969 * config/t-freebsd, config/t-linux, config/t-linux-aout,
1970 config/t-netbsd, config/t-rtems, config/x-linux,
1971 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
1972 No need to override INSTALL_ASSERT_H.
1974 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
1975 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
1976 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
1978 2001-05-11 Graham Stott <grahams@redhat.com>
1980 * combine.c (simplify_comparison): Fix typo.
1982 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1984 * loop.h (struct movables): Remove `num'.
1985 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
1986 Adjust call to strength_reduce.
1987 (num_unmoved_movables): New function.
1988 (move_movables): Don't set movables->num.
1989 (strength_reduce): Compute the number of instructions in the loop
1990 here, rather than in the caller.
1991 (check_dbra_loop): Always clear reversible_mem_store if there
1992 are any memory sets.
1993 (loop_regs_scan): Don't count instructions here.
1994 (count_insn_in_loop): New function.
1996 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1998 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2000 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2002 * c-common.c (finish_label_expr): New function, lifted from
2003 from cp/semantics.c.
2004 * c-common.h (finish_label_expr, lookup_label): New prototypes.
2005 * c-parse.in: Move 3 blocks of parser code into new functions.
2006 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
2007 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
2008 (lookup_label): Remove.
2010 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
2012 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
2013 FLOAT_BIT_ORDER_MISMATCH.
2015 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2017 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2018 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2020 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2022 * expr.c (emit_group_load): extract_bit_field requires a REG or
2025 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
2027 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2028 a computed jump into an unconditional jump.
2029 In second hunk of code for collapsing computed and conditional jumps
2030 into unconditional jumps, reemit the jump in additional cases.
2032 * jump.c (jump_optimize_1): Do not wrap the new jump target
2033 inside a LABEL_REF; gen_jump will do that automatically.
2035 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
2037 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
2038 contents for a SYMBOL_REF in case of floating point constants.
2040 2001-05-10 DJ Delorie <dj@redhat.com>
2042 * c-common.c (combine_strings): Widen strings in a
2043 host-endian-independent way.
2045 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
2047 * c-parse.in: Remove many shift/reduce conflicts. Update
2049 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
2050 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
2051 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
2052 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
2053 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
2054 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
2055 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
2056 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
2057 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
2058 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
2059 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
2060 typespec_reserved_nonattr, typespec_reserved_attr,
2061 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
2062 structsp_nonattr, components_notype, component_notype_declarator,
2063 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
2064 firstparm, setspecs_fp): New
2065 (typed_declspecs, reserved_declspecs, typed_typespecs,
2066 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
2067 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
2068 declmods_no_prefix_attr, nonempty_type_quals, structsp,
2069 type_quals): Remove. Users updated.
2070 (initdecls, notype_initdecls, after_type_declarator,
2071 parm_declarator, notype_declarator, absdcl1, components, ivars):
2072 Don't allow attributes at the start of a declarator; include them
2073 in the production containing the declarator instead. Always
2074 require type specifiers before trying to redeclare a typedef name.
2075 (typename): Allow for attributes but warn that they are ignored.
2076 (parmlist, firstparm, setspecs_fp): Include attributes in
2077 parmlist; suck them off the parser stack in firstparm using
2080 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
2082 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
2083 to determine if a block has an unconditional jump at its end.
2085 * jump.c (jump_optimize_1): When converting a conditional jump
2086 to an unconditional jump, build the jump using gen_jump instead
2087 of just modify operands in-place.
2089 2001-05-09 Zack Weinberg <zackw@stanford.edu>
2091 * cppinit.c (cpp_post_options): Shut off macro expansion if
2093 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
2094 IN_I directives only if the # is in column 1 and the directive
2095 name begins in column 2.
2096 * cppmain.c (scan_buffer): Insert a space between # and an
2097 identifier, when that identifier is a directive name.
2099 * tradcpp.c (struct file_buf): Add a pointer to the next entry
2100 in the header search path.
2101 (enum node_type): Add T_INCLUDE_NEXT.
2102 (directive_table): Add entry for include_next.
2103 (do_include_next): New function.
2104 (process_include): New routine, broken out of do_include.
2105 (finclude): Insert 'nhd' argument, to be copied into
2106 next_header_dir of the new buffer.
2107 (main): Adjust to match.
2108 * gsyslimits.h, limity.h: Un-indent #include_next.
2110 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
2112 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
2113 inclusion as a chapter of the GCC manual.
2114 * gcc.texi: Include objc.texi.
2115 * fdl.texi: Use @unnumberedsec for the addendum.
2116 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
2118 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2120 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
2122 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
2124 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
2125 handling of two-address insns.
2127 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
2129 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
2130 ../binutils/nm-new instead of ../binutils/nm.
2132 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2134 * i386.md (movdi splitter): Fix the splitting condition
2135 (float_extenddftf splitter): Fix mode.
2137 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2139 * genrecog.c (write_switch): Avoid outputting of switch for
2140 types wider than int.
2142 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
2144 * reload1.c (copy_eh_notes): New function.
2145 (emit_input_reload_insns): Call it.
2146 (emit_output_reload_insns): Call it.
2148 2001-05-07 Zack Weinberg <zackw@stanford.edu>
2150 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
2152 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
2153 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
2155 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
2157 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2159 * pa.md (interspace_jump): Revise comment.
2160 (builtin_longjmp): Block initial setup insns from delay slot of
2162 (builtin_setjmp_receiver): New expander to save and restore PIC
2165 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2167 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2169 * toplev.c (compile_file): Set up the output file before we call
2170 the various initializers for the compiler.
2172 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2173 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2175 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2176 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2178 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2180 * Makefile.in (tradcpp0): Correct typo in dependency list.
2182 2001-05-06 Geoff Keating <geoffk@redhat.com>
2184 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2185 the link register if we're not going to use it.
2187 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2188 (output_function_profiler): Likewise.
2190 2001-05-07 Alan Modra <amodra@one.net.au>
2192 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2194 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2196 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2197 zero-extend it. Make abs_inc unsigned.
2199 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2200 widest mode in narrowing and widening operations.
2202 * config/mips/mips.md: Sign extend CONST_INTs.
2204 2001-05-06 Andreas Jaeger <aj@suse.de>
2206 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2207 (i386 Options): Document -momit-leaf-frame-pointer.
2209 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2211 * c-typeck.c (internal_build_compound_expr): Check for
2212 array to pointer conversion just once.
2214 2001-05-05 Richard Henderson <rth@redhat.com>
2216 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2218 2001-05-05 Richard Henderson <rth@redhat.com>
2220 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2221 to the parent of the fixup region.
2223 2001-05-05 Jakub Jelinek <jakub@redhat.com>
2225 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2227 * cpp.texi (__NO_INLINE): Document it.
2229 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2231 * cppfiles.c (struct include_file): New member err_no.
2232 (find_or_create_entry): Set it.
2233 (open_file): Don't set fds to -2. Instead, use err_no to
2234 remember previous errors, if any.
2236 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2238 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2239 between X and Y by using sequences of xgdx and xgdy.
2241 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2243 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2244 of '!' for the 'D' alternative ('!' is too strong).
2245 ("*logicalsi3_silshl16"): Likewise.
2246 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2247 ("movstrictsi"): Remove spurious '+'.
2248 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2249 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2250 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2253 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2255 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2257 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
2259 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
2262 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2264 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
2267 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2269 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2270 soft register, use ror instead of rol.
2272 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2274 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2275 into account pre/post increment decrement for 68HC12.
2276 Fix other problems in replacement and fix call to reg_mentioned_p.
2278 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2280 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2281 Put the soft registers in bss for 68HC12.
2282 (L_regs_d3_4): New for _.d3 and _.d4.
2283 (L_regs_d5_6): Likewise.
2284 (L_regs_d1_2): Likewise.
2285 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2287 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2289 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2290 to the pre-processor when -fshort-double is specified.
2291 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2293 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2295 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2296 (__mulsi3): Rewrite for 68HC12.
2297 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2298 Mark 'x' constraint with earlyclobber to prevent a
2299 RELOAD_FOR_OTHER_ADDRESS to go in it.
2300 (mulhi3_m68hc12): New pattern.
2301 (mulhi3_m68hc11): Rename of mulhi3.
2302 (mulhi3): New expand for 68HC12 optimisation.
2303 (umulhisi3, mulhisi3): New patterns for 68HC12.
2305 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2307 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2308 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2309 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2311 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2313 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2314 constants cheap after reload.
2315 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2317 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2318 so that gcc prefers a shift by 16.
2319 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2321 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
2323 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
2325 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2327 * alpha.h: NULL_PTR -> NULL.
2334 * i386.md: Likewise.
2337 * m68hc11.h: Likewise.
2338 * rs6000.h: Likewise.
2341 * sparc.h: Likewise.
2345 * final.c: Likewise.
2347 * recog.c: Likewise.
2349 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2351 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
2352 `bool' parameter to `int'.
2354 * hash.c (hash_lookup): Likewise.
2356 * hash.h (hash_lookup): Likewise.
2358 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2360 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2362 * i386.c (x86_initialize_trampoline): Fix mode of constant.
2364 2001-05-03 Geoff Keating <geoffk@redhat.com>
2366 * invoke.texi (i386 Options): Delete references to -malign-jumps,
2367 -malign-loops, -malign-functions.
2368 * i386.c (ix86_align_funcs): Delete.
2369 (ix86_align_loops): Delete.
2370 (ix86_align_jumps): Delete.
2371 (override_options): Mark -malign-* as obsolete. Emulate their
2372 behaviour with the -falign-* options. Default -falign-* from
2373 the processor table.
2374 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2375 patch of Wed May 2 13:09:36 2001.
2376 (LOOP_ALIGN): Delete.
2377 (LOOP_ALIGN_MAX_SKIP): Delete.
2378 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2379 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2381 2001-05-04 Andreas Jaeger <aj@suse.de>
2383 * except.h: Add prototype declaration for
2384 expand_builtin_init_dwarf_reg_sizes.
2386 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2388 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2390 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2392 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2394 ("bitcmpqi2"): New pattern for bit-extract and test.
2395 ("bitcmphi"): New pattern for bitb/bita instructions.
2397 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2399 * gccbug.in: Use a temporary directory when the mktemp command is
2402 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2404 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2406 (INITIALIZE_TRAMPOLINE): Call it.
2407 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2408 (TRAMPOLINE_TEMPLATE): Remove.
2409 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2410 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2413 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2415 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2416 and crtendS.o with PIC.
2418 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2420 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2422 (___subdi3, ___adddi3): Use x instead of y as index register.
2423 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2424 (__memset, __memcpy): Likewise.
2425 (regs): Put the soft registers in bss for 68HC12.
2426 (abort): Use trap to abort for 68hc12.
2427 (__mulhi3, __mulhi32): Use emul for 68hc12.
2428 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2430 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2432 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2433 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2434 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2435 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2436 Set 68HC12 min offset to -65536.
2437 (print_operand): Put parenthesis arround the operand if it refers
2438 to a symbol having the same name as a register.
2439 (m68hc11_z_replacement): When z register is replaced by its
2440 equivalent soft register, force the insn to be re-recognized.
2441 (m68hc11_check_z_replacement): Fix the test when destination is
2442 the index register and z dies in the insn.
2443 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2445 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2447 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2448 costs according to processor variant.
2449 (m68hc11_shift_cost): New function to compute shift costs.
2450 (m68hc11_rtx_costs): Define costs according to processor variant.
2451 (m6811_cost): Costs for 68HC11.
2452 (m6812_cost): Costs for 68HC12.
2453 (COSTS_N_INSNS): Remove.
2455 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2456 (DEFAULT_RTX_COSTS): Remove.
2457 (CONST_COSTS): Define costs according to OUTER_CODE.
2458 (processor_costs): New struct to define costs.
2459 (m68hc11_cost): Pointer to current costs.
2461 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2463 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2464 and use m68hc11_notice_keep_cc when using leax/leay.
2465 (addhi3 split): Reject split if the insn is handled by
2467 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2468 push must be handled in a special way if the source operand uses
2469 sp as index register.
2470 (m68hc11_notice_keep_cc): New function.
2471 (m68hc11_gen_movhi): Use it when an insn changes a register but
2473 (m68hc11_gen_movqi): Fix move for 68HC12.
2474 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2476 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2478 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2479 and don't pass operands[0] to emit_library_call_value.
2481 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2483 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2484 (zero_extendsi split): Simplify and use (zero_extendhi).
2485 (*addhi3): Remove 'w' constraint since stack pointer is handled
2487 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2488 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2489 (*ashrhi3_const): Fix shift by 7.
2490 (*lshrsi3_const16): Fix template.
2491 (call, call_value): Fix constraint and predicate.
2493 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2495 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2496 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2497 (CC_REGNUM): Likewise.
2498 (*unnamed splits): Use above constants instead of hard coded numbers.
2499 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2500 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2501 (*return_16bit, *unnamed peepholes): Likewise.
2503 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2505 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2506 rs6000/rs6000.h twice.
2508 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2510 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2511 (CPP_SPEC): Conditionally define MSDOS and GO32.
2512 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2513 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2515 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2517 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2519 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
2521 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2523 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2524 * integrate.c (expand_inline_function): Use xcalloc to allocate
2526 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2529 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2531 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
2534 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2536 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
2537 linker if -mrelax is given.
2538 (TARGET_SWITCHES): Document -mrelax.
2540 Re-installed 2001-01-09's patch:
2541 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
2542 if it's wider than long and the target's long is wider than the
2545 2001-05-02 David O'Brien <obrien@FreeBSD.org>
2547 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
2548 directly include rs6000/rs6000.h. Instead do it in tm.h.
2550 2001-05-02 Stan Shebs <shebs@apple.com>
2552 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
2553 NSConstantString for NeXT-style runtimes.
2554 (STRING_OBJECT_GLOBAL_NAME): New macro.
2555 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
2556 OCTI_STRING_CLASS_DECL.
2557 (constant_string_global_id): New macro.
2558 (string_class_decl): Ditto.
2559 (setup_string_decl): New function.
2560 (build_objc_string_object): Use it to build a NeXT runtime
2561 compatible string initializer.
2563 2001-05-02 Jakub Jelinek <jakub@redhat.com>
2565 * tradcpp.c (do_define): Make sure we don't walk past limit.
2567 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2569 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
2570 offsets if not REG_OK_STRICT.
2572 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
2573 (INT_REG_OK_FOR_INDEX_P): Likewise.
2574 (INT_REG_OK_FOR_BASE_P): Likewise.
2575 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
2576 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
2577 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
2578 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
2579 REG_OK_FOR_BASE_P. Take an additional parameter.
2580 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
2581 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
2582 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
2583 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
2584 rs6000_legitimate_address() and use it.
2585 * config/rs6000/rs6000.c: Update all callers.
2586 (rs6000_legitimate_address): New function.
2588 2001-05-02 David Edelsohn <edelsohn@gnu.org>
2590 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
2591 special_constant conditional blocks together.
2593 2001-05-02 Dale Johannesen <dalej@apple.com>
2595 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2597 (STRICT_ARGUMENT_NAMING): Define.
2598 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2599 function_arg_partial_nregs, setup_incoming_varargs): Remove
2600 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2603 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2605 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
2607 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2610 * expr.c (store_field): Do nothing except elaborate side-effects if
2613 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2615 * c-lex.c: NULL_PTR -> NULL.
2617 * emit-rtl.c: Likewise.
2619 * genpeep.c: Likewise.
2621 * mips-tdump.c: Likewise.
2622 * reload1.c: Likewise.
2623 * rtlanal.c: Likewise.
2625 * stor-layout.c: Likewise.
2626 * toplev.c: Likewise.
2628 2001-05-01 Per Bothner <per@bothner.com>
2630 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2631 call do_pending_stack_adjust before emiting label.
2633 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2635 * extend.texi: Fix typo.
2637 2001-05-01 Stan Shebs <shebs@apple.com>
2639 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2640 of UOBJC_MODULES_decl.
2641 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2642 (generate_descriptor_table): Ditto.
2643 (generate_protocols): Ditto.
2644 (generate_protocol_list): Ditto.
2645 (generate_classref_translation_entry): Ditto.
2647 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2649 * invoke.texi (Optimize Options): Add documentation for `--param
2650 max-delay-slot-insn-search' and `--param
2651 max-delay-slot-live-search' and reorder --param section.
2652 * params.def: Modify initial comment.
2653 * params.h (param_info): Add `help' member.
2654 * toplev.c (lang_independent_params): Include `help' description.
2655 (display_help): Print --param parameters.
2657 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2659 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
2660 Remove references to deleted files.
2661 (*-*-openbsd): No need to override xmake_file.
2662 (*-*-sysv4): Treat like *-*-sysv.
2664 * configure.in: Probe for ldopen in various places, and set up
2665 collect2 to be linked with them if found.
2666 Don't dink with Windows registry stuff unless $host_os is a
2667 Win32 os name. Check to see if we need -ladvapi32.
2668 * configure: Regenerate.
2670 * Makefile: Get rid of CLIB and HOST_CLIB.
2671 Substitute in COLLECT2_LIBS and link collect2 against its contents.
2672 * build-make: Get rid of HOST_CLIB.
2674 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
2675 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2676 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2677 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
2678 config/rs6000/x-rs6000: Delete.
2680 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2683 24 x-host fragments remain, 0 x-cpu, 3 top level.
2685 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2687 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2688 * configure: Regenerate.
2690 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2692 * Makefile.in (install-headers): Remove redundant dependency.
2694 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2696 * c-tree.texi (USING_STMT): Document.
2698 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2700 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2701 * c-common.c: Likewise.
2702 * c-decl.c: Likewise.
2703 * combine.c: Likewise.
2704 * rs6000.c: Likewise.
2705 * except.c: Likewise.
2706 * explow.c: Likewise.
2708 * fold-const.c: Likewise.
2709 * function.c: Likewise.
2712 * integrate.c: Likewise.
2714 * objc/objc-act.c: Likewise.
2715 * recog.c: Likewise.
2716 * reg-stack.c: Likewise.
2717 * reload.c: Likewise.
2718 * reload1.c: Likewise.
2719 * simplify-rtx.c: Likewise.
2721 * varasm.c: Likewise.
2723 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
2725 * diagnostic.def: New file.
2726 * diagnostic.h (diagnostic_t): New enum.
2727 * Makefile.in (diagnostic.o): Depend on diagnostic.def
2729 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2731 * tsystem.h: Test only POSIX for availability of string.h
2733 * config.gcc (all systems): If USG appeared in xm_defines,
2734 change it to POSIX. If both USG and POSIX appeared, just
2735 delete USG. Remove unnecessary quotes around xm_defines
2737 (m68k-crds-unos*): Don't #define unos - tested nowhere.
2738 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
2739 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
2740 powerpc-*-linux*): No need to set xm_defines - handled by
2741 global settings for *-*-linux*.
2743 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2745 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
2746 Always include gstab.h, not system stab.h. Don't provide
2747 default definitions of N_CATCH or N_OPT. Always use the
2748 gstab.h variant of STAB_CODE_TYPE.
2749 * final.c: Don't include stab.h/gstab.h at all, or provide
2750 defaults for N_SLINE and N_SOL.
2752 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
2753 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
2755 * sdbout.c: Always include gsyms.h instead of system syms.h.
2757 * configure.in: No need to check for stab.h.
2758 * configure, config.in: Regenerate.
2759 * Makefile.in (final.o): Don't depend on gstab.h.
2761 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2762 Richard Henderson <rth@redhat.com>
2764 * extend.texi: Improve documentation of volatile asms.
2766 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2768 * c-tree.texi: Fix thinko.
2769 * gcc.texi: Likewise.
2771 2001-04-30 Richard Henderson <rth@redhat.com>
2773 * c-common.c (c_promoting_integer_type_p): New function, from the
2774 corpse of old macro. Properly promote too-small enumerations and
2775 booleans. Adjust all callers.
2776 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2777 (c_promoting_integer_type_p): Declare.
2778 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2779 * c-typeck.c: Likewise.
2780 (default_conversion): Remove now redundant boolean check.
2782 2001-04-30 Jan Hubicka <jh@suse.cz>
2783 Richard Henderson <rth@redhat.com>
2785 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2787 (combine_stack_adjustments_for_block): Don't combine stack
2788 allocation followed by deallocations. Handle grow-up stacks.
2790 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2792 * fdl.texi: New file.
2793 * c-tree.texi: Use the GFDL.
2794 * gcc.texi: Likewise.
2796 2001-04-30 Stan Shebs <shebs@apple.com>
2798 * invoke.texi: Add a section documenting Objective-C options.
2800 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
2802 * emit-rtl.c (try_split): Copy EH notes to sequence.
2804 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2806 * regmove.c (record_stack_memrefs): Catch all references to the
2809 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
2811 * Makefile.in (stmp-fixinc): quote shell assignment values
2813 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2815 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
2819 * prefix.c: Likewise.
2821 2001-04-28 Stan Shebs <shebs@apple.com>
2823 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
2824 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
2825 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
2826 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
2828 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
2829 (NEXT_OBJC_RUNTIME): Define.
2831 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2833 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
2834 * simplify-rtx.c (simplify_gen_relational): Likewise.
2836 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
2838 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
2839 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
2841 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
2842 registers in SSE case; fix handling of the immediates.
2843 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
2844 operands to be in regsiters before reload.
2845 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
2846 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
2847 (abstf,absxf,negtf,negxf splitters): Compute
2848 properly the regnum for x86_64.
2849 (avsdf2_if_rex64): New.
2851 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
2853 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
2854 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
2855 into the constant pool.
2856 * jump.c (jump_optimize_1): Remove barrier successors after all
2857 the LABEL_NUSES counds have been computed.
2858 (delete_barrier_successors): When deleting a tablejump insn, also
2859 delete the jump table it uses.
2860 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
2863 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
2865 * pa.c (FRP): Remove erroneous white space in macro definition.
2867 2001-04-28 Andreas Jaeger <aj@suse.de>
2869 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
2871 * extend.texi: Likewise.
2872 * tm.texi: Likewise.
2874 2001-04-28 Andreas Jaeger <aj@suse.de>
2876 * md.texi: Use XX-bit instead of XXbit or XX bit where
2879 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
2881 * gcc.c (process_command): Allow -l lib in addition to -llib
2882 for POSIX compliance. This fixes PR c/2347.
2884 * invoke.texi: Update section on Link Options accordingly.
2886 2001-04-27 Zack Weinberg <zackw@stanford.edu>
2888 * function.c (purge_addressof_1): Remove the duplicate
2889 if (code == SET) block. Fold the two if (code == ADDRESSOF)
2892 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
2894 * except.c (expand_eh_region_start): Don't start a new block.
2895 (expand_eh_region_end): Don't end a block.
2896 * stmt.c (expand_end_bindings): Don't end EH blocks.
2897 (expand_decl_cleanup): Starting an EH region won't change the block.
2898 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
2899 (is_eh_region): Lose.
2902 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
2904 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
2906 * collect2.c (main): Add `-L' case to remove duplicate entries.
2907 (is_in_args): New function to check for a duplicate argument.
2908 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
2909 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
2910 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2911 Define to be nonzero.
2913 2001-04-27 Andreas Jaeger <aj@suse.de>
2914 Richard Henderson <rth@redhat.com>
2916 * md.texi (Machine Constraints): Document additional i386
2917 constraints and fix description of "A".
2919 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
2921 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
2923 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
2925 * except.c (get_exception_filter): word_mode, not Pmode.
2927 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
2929 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
2930 common to other movsf patterns. Move up so that in future
2931 people who change the other patterns will change it too.
2932 (movsf_lo_sum): Allow even for soft-float; add appropriate
2934 (movsf_high): Likewise.
2935 (movsf_high+1): Allow even for soft-float.
2937 * function.c (expand_function_end): Always clobber the
2938 return registers, even if there is no return label.
2940 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2942 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
2944 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
2946 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
2947 (pushqi2_rex64, pushhi2_rex64): Add.
2949 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
2951 * except.c (expand_eh_region_end_cleanup): Force pending stack
2952 adjust before emitting label that branches around cleanup code.
2954 2001-04-26 H.J. Lu (hjl@gnu.org)
2956 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
2958 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
2960 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
2961 (ASM_OUTPUT_SECTION_NAME): Likewise.
2962 (ASM_WEAKEN_LABEL): Likewise.
2963 (UNIQUE_SECTION): Likewise.
2964 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2965 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2966 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
2967 (ASM_OUTPUT_SECTION_NAME): Likewise.
2968 (ASM_WEAKEN_LABEL): Likewise.
2969 (UNIQUE_SECTION): Likewise.
2970 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2971 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2972 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
2973 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
2974 (ASM_FILE_START): Likewise.
2975 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2976 (ASM_DECLARE_OBJECT_NAME): Likewise.
2977 (ASM_FILE_END): Likewise.
2978 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2979 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2980 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2981 (ASM_OUTPUT_CASE_LABEL): Likewise.
2982 (ASM_OUTPUT_SKIP): Likewise.
2983 (ASM_OUTPUT_ASCII): Likewise.
2984 (ASM_OUTPUT_IDENT): Likewise.
2985 (READONLY_DATA_SECTION): Likewise.
2986 (EXTRA_SECTIONS): Likewise.
2987 (EXTRA_SECTION_FUNCTIONS): Likewise.
2988 (SELECT_RTX_SECTION): Likewise.
2989 (SELECT_SECTION): Likewise.
2991 * config/mips/linux.h (INVOKE__main): Undefine.
2992 (CTOR_LIST_BEGIN): Likewise.
2993 (CTOR_LIST_END): Likewise.
2994 (DTOR_LIST_BEGIN): Likewise.
2995 (DTOR_LIST_END): Likewise.
2996 (SET_ASM_OP): Defined it to ".dummy".
2997 (ASM_OUTPUT_DEF): Defined.
2998 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
3000 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
3002 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
3003 assembler supports .p2align.
3005 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3007 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3009 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3011 * integrate.c (expand_inline_function): Check for error_mark_node
3014 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3016 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
3019 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
3021 * configure.in (configargs.h): Define thread_model.
3022 * configure: Rebuilt.
3023 * gcc.c (main): Print it with -v.
3025 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
3027 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
3028 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
3029 * gcc.1: Regenerate.
3031 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3033 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
3034 is_redundant_typedef): Use static inline instead of inline static.
3036 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
3038 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
3039 this directory is always searched.
3041 2001-04-25 Richard Henderson <rth@redhat.com>
3043 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
3044 of registers to restore along non eh_return path.
3046 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3048 * c-format.c (check_format_info_recurse): Handle
3049 PLUS_EXPR for format string.
3051 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3053 * config/ia64/ia64.h (CC1_SPEC): Define.
3054 * config/ia64/linux.h (CC1_SPEC): Define.
3056 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
3058 * emit-rtl.c (constant_subword): Also do sign extension in
3059 BITS_PER_WORD == 16 case.
3061 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
3063 * loop.c (try_swap_copy_prop): Go back to checking insn.
3065 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3067 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
3068 if check_mode is non-zero.
3070 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3072 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
3073 out and comparison sequence has been detected, put result into
3074 proper temporary pseudo.
3076 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3078 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
3079 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
3080 * libgcc2.c: Remove __dummy and __builtin_saveregs.
3081 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
3082 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
3083 for future reference.
3085 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
3087 * except.c (reachable_handlers): Step out one level from a RESX.
3089 * except.c (struct eh_region): Rename 'last' to 'resume'.
3090 (mark_eh_region, duplicate_eh_region_1): Adjust.
3091 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
3092 (build_post_landing_pads): Likewise.
3093 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
3094 (expand_eh_region_end_must_not_throw): Likewise.
3095 (connect_post_landing_pads): Thread (only) regions with non-deleted
3098 * except.c (expand_eh_region_end_cleanup): Save the EH return data
3099 registers around the cleanup.
3100 (get_exception_filter): New fn.
3101 (finish_eh_generation): Use it.
3103 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
3105 * c-semantics.c (add_scope_stmt): Don't call
3106 current_scope_stmt_stack multiple times.
3108 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3109 Nathan Sidwell <nathan@codesourcery.com>
3111 Lazy __FUNCTION__ generation.
3112 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
3113 RID_C99_FUNCTION_NAME): New _RIDs.
3114 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
3115 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
3116 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
3118 (function_id_node, pretty_function_id_node, func_id_node): Remove.
3119 (c99_function_name_decl_node, function_name_decl_node,
3120 pretty_function_name_decl_node, saved_function_name_decls):
3122 (struct language_function): Remove x_function_name_declared_p.
3123 (make_fname_decl): Remove a parameter.
3124 (declare_function_names): Remove prototype.
3125 (start_fname_decls, finish_fname_decls): Prototype.
3126 (fname_as_string): Likewise.
3127 (fname_string, fname_decl): Likewise.
3128 * c-common.c (make_fname_decl): Adjust.
3129 (struct fname_var_t): New struct.
3130 (fname_vars): New static array.
3131 (declare_function_name): Remove.
3132 (start_fname_decls, finish_fname_decls): New functions.
3133 (fname_as_string): New function from remnants of
3134 declare_function_name.
3135 (fname_string, fname_decl): New functions.
3137 * c-decl.c (c_function_name_declared_p): Remove.
3138 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
3139 don't call declare_function_name. Call start_fname_decls.
3140 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
3141 clobber the line number. Call finish_decl.
3142 (start_function): Call start_fname_decls.
3143 (finish_function): Call finish_fname_decls.
3144 Remove c_function_name_declared_p.
3145 (push_c_function_context): Don't push c_function_name_declared_p.
3146 (pop_c_function_context): Don't pop c_function_name_declared_p.
3147 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
3148 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
3149 (program): Call finish_fname_decls for C.
3150 (primary): Add VAR_FUNC_NAME.
3151 (reswords): Add slots for __FUNCTION__ et al.
3152 (rid_to_yy): Add mappings for __FUNCTION__ et al.
3153 (yylexname): If it's a STRING_FUNC_NAME generate the function name
3154 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
3155 * c-semantics.c (prune_unused_decls): Remove.
3156 (finish_stmt_tree): Don't call prune_unused_decls.
3157 (genrtl_decl_stmt): Don't prune unused decls here.
3159 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
3161 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
3162 constant pool, use the pool's SYMBOL_REF instead.
3164 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
3167 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3169 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3170 passing nested NOP_EXPRs to fold.
3172 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
3174 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3176 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3178 * loop.c (loop_delete_insns): Add prototype.
3180 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3182 * configure.in: Remove ENABLE_STD_NAMESPACE.
3183 * config.in: Regenerated.
3184 * configure: Regenerated.
3186 2001-04-22 Stan Shebs <shebs@apple.com>
3188 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3190 * config/rs6000/xm-darwin.h: Remove file.
3192 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3194 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3195 (write_c_file_stat): Likewise.
3197 * dbxout.c (dbxout_init): Likewise.
3199 * profile.c (output_func_start_profiler): Likewise.
3201 2001-04-22 Philipp Thomas <pthomas@suse.de>
3203 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3204 require it instead of the CVS version.
3205 * cpperror.c (v_message): Put a blank before the macro
3206 body to not confuse exgettext.
3208 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3210 * flow.c (proagate_one_insn): Remove useless assignment.
3211 * jump.c (delete_insn): Tidy.
3212 * loop.c (try_copy_prop): When deleting an instruction with a
3213 REG_RETVAL note, delete the entire libcall sequence.
3214 (loop_delete_insns): New function.
3215 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3216 we're not substituting into them yet.
3218 2001-04-21 Kazu Hirata <kazu@hxi.com>
3220 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3222 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3224 * config/i960/i960.c (signed_arith_operand): Likewise.
3226 * calls.c (expand_call): Fix a comment typo.
3228 2001-04-20 Zack Weinberg <zackw@stanford.edu>
3230 * configure.in: Probe for times, clock, struct tms, and clock_t.
3231 * configure, config.in: Regenerate.
3232 * timevar.c: Replace ifdef forest in get_time with (relatively)
3233 straightforward series of checks based on autoconf's probes.
3235 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
3237 * config/pa/som.h (NM_FLAGS): Define.
3239 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3241 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
3243 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
3244 * ia64.c (nop_cycles_until): New function.
3245 (prev_cycle, prev_first, last_issued): New static variables.
3246 (ia64_sched_reorder): Additional arg for clock.
3247 On final scheduling pass, emit extra NOPs as needed.
3248 Set prev_first and prev_cycle.
3249 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
3250 (ia64_variable_issue): Set last_issued.
3252 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
3254 * config/i386/i386.c (ix86_expand_int_movcc,
3255 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
3257 2001-04-20 Geoff Keating <geoffk@redhat.com>
3259 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
3260 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
3261 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
3262 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
3263 ctrdi_internal6): In the short-branch case, this insn is only 4
3264 bytes long. Reported by Reza Yazdani <reza@apple.com>.
3266 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3268 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
3269 "=u" is used together with "st" resp. "st(1)" clobber.
3271 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3273 * gcse.c (gcse_main): Fix comment typo.
3274 (delete_null_pointer_check): Likewise.
3275 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
3276 * cse.c (cse_insn): Likewise.
3277 * function.c (fixup_var_refs_insns_with_hash): The sequence is
3280 2001-04-19 Zack Weinberg <zackw@stanford.edu>
3282 * toplev.c: Excise all code for the undocumented -dm option.
3283 (float_signal): Call signal just once, unconditionally.
3285 2001-04-19 Geoff Keating <geoffk@redhat.com>
3287 * fold-const.c (fold): Use first_rtl_op rather than
3288 TREE_CODE_LENGTH when looping over parameters of a tree.
3289 Correct strange grouping in test for evaluated SAVE_EXPR.
3291 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
3293 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3294 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3296 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3297 name at 32 total characters.
3298 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3299 functions in named sections -- data items can still go into unique
3300 sections, but they have normal names (ie $LIT$ and $DATA$).
3302 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3305 2001-04-19 DJ Delorie <dj@redhat.com>
3307 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3308 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
3309 * config/i386/cygwin.h: Likewise.
3310 * config/i386/mingw32.h: Likewise.
3311 * config/vax/vms.h: Likewise.
3312 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
3314 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3315 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
3316 * config/i386/xm-cygwin.h: Likewise.
3317 * config/i386/xm-djgpp.h: Likewise.
3318 * config/i386/xm-mingw32.h: Likewise.
3319 * config/vax/xm-vms.h: Likewise.
3321 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
3322 instead of OBJECT_SUFFIX.
3323 * collect2.c (find_a_file): Look for files matching the extension
3324 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
3325 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
3326 TARGET_EXECUTABLE_SUFFIX.
3327 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
3328 (make_relative_prefix): Likewise.
3329 (convert_filename): Use TARGET_ suffixes throughout. Remove
3331 (process_command): Likewise.
3332 (do_spec_1): Likewise.
3333 * java/lang.c (init_parse): Likewise.
3335 * gcc.texi : Document four new options matching the pattern
3336 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
3337 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
3338 documentation for NO_AUTO_EXE_SUFFIX.
3340 2001-04-19 Mark Mitchell <mark@codesourcery.com>
3342 * toplev.h (struct lang_hooks): Allow decode_option to indicate
3343 that language-independent processing should not be done.
3344 * toplev.c (main): Adjust accordingly.
3346 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
3347 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
3349 * mips.md (reload_outputdi): Require that operand0 be a
3352 2001-04-19 Jakub Jelinek <jakub@redhat.com>
3354 * invoke.texi (-Wshadow): Clarify.
3356 2001-04-18 Mark Mitchell <mark@codesourcery.com>
3358 * loop.c (load_mems): Examine all the instructions in the loop
3359 before concluding that all jumps branch to the first instruction
3362 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3364 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3366 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3368 * cpp.texi (-Wwhite-space): Remove.
3369 (-Wall): -Wall does not imply -Wwhite-space.
3371 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3373 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3374 use it instead of blindly generating a .stabs.
3375 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3377 * xcoffout.c: Don't bother defining default for N_CATCH.
3378 (UNKNOWN_STAB): Use internal_error.
3379 (stab_to_sclass): Remove now-unnecessary aborts.
3380 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3382 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3384 * jump.c (mark_all_labels): Canonicalize the tail recursion
3385 label attached to CALL_PLACEHOLDER insns.
3387 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3389 * output.h (dump_flow_info, free_basic_block_vars,
3390 which_alternative): Delete redundant prototypes.
3392 * rtl.h (bss_section): Likewise.
3394 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3396 * dbxout.c (N_OPT): Define if not available from <stab.h>
3398 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3400 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3401 libraries and native K&R compilers.
3403 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3405 * c-typeck.c (convert_arguments): Don't check for width changes
3408 * invoke.texi (-Wtraditional): Update documentation.
3410 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3412 * toplev.c (output_lang_identify): Delete.
3413 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3414 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3415 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3416 after calling ASM_FILE_END.
3418 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3419 Instead, unconditionally emit an N_OPT stab with string equal
3420 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3422 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3424 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3425 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3426 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3427 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3428 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3429 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3430 config/i370/i370.h, config/i386/beos-elf.h,
3431 config/i386/osf1elf.h, config/i386/osfrose.h,
3432 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3433 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3434 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3435 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3436 config/mips/iris6.h, config/mips/osfrose.h,
3437 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3438 config/sparc/sp64-elf.h:
3439 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3440 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3442 * config/elfos.h, config/freebsd.h, config/linux.h,
3443 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3444 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3445 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3446 of ASM_FILE_START which merely emit a .version directive. Delete
3447 definitions of ASM_FILE_END which merely emit an .ident directive.
3449 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3450 ASM_IDENTIFY_GCC and move part of its logic into
3453 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3454 config/sparc/linux-aout.h: Don't emit .version directive in
3457 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3458 (output_file_start): Correct comment.
3460 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3461 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3463 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3464 * config/rs6000/aix.h: Correct comment.
3466 * config/i386/i386afe.h: Delete.
3467 * config.gcc: Remove references to i386afe.h.
3469 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3470 other macros deleted by this patch were undocumented.
3472 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3474 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3476 * pa.c (secondary_reload_class): SAR<->FP copies require a
3479 * install.texi (mips-mips-bsd): Update list of functions
3480 required to include memmove.
3481 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3482 used functions to include memmove.
3484 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3486 * i386.md (sqrtdf2): SFmode should be DFmode.
3488 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3490 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3491 (find_moveable_store): Likewise.
3493 2001-04-15 Jim Wilson <wilson@redhat.com>
3495 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3497 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3499 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3500 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3502 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3504 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3507 2001-04-14 Alan Modra <amodra@one.net.au>
3509 * pa.c (force_mode): New function.
3510 (emit_move_sequence): Use it instead of generating new rtx_REGs.
3512 2001-04-13 Jim Wilson <wilson@redhat.com>
3514 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3515 (first_instruction): New static variable.
3516 (rtx_needs_barrier): Return 1 for alloc.
3517 (init_insn_group_barriers): Set first_instruction.
3518 (rws_sum): Delete duplicate definition.
3519 (group_barrier_needed_p): Return 0 when first_instruction true.
3520 (safe_group_barrier_needed_p): Save and restore first_instruction
3521 around group_barrier_needed_p call.
3523 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
3525 * expr.h (enum libfunc_index): Add LTI_memmove.
3526 (memmove_libfunc): Define macro.
3527 * optabs.c (init_optabs): Initialize memmove_libfunc.
3528 * expr.c (expand_assignment): Use memmove_libfunc instead of
3531 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3533 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3536 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3538 * Makefile.in (reg-stack.o): Depend on reload.h.
3539 (insn-attrtab.o): Depend on flags.h.
3541 * genattrtab (main): Include flags.h in insn-attrtab.c.
3543 * reg-stack.c: Include reload.h.
3545 * sparc.h (flag_pic): Delete redundant declaration.
3547 * output.h (flag_pic): Likewise.
3549 * tree.h (pedantic): Likewise.
3551 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3553 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
3555 * jump.c, regmove.c, toplev.c: Include reload.h.
3557 * reload.h (reload_cse_regs): Declare.
3559 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
3560 reload_cse_regs, init_reload, mark_home_live, reload,
3561 init_caller_save): Delete redundant prototypes.
3563 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3565 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
3567 * regclass.c, ssa.c: Include expr.h.
3569 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
3570 gen_move_insn): Delete redundant declarations.
3572 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3574 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3575 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3576 MAKEINFO and MAKEINFOFLAGS too.
3577 (stage4_build): Correctly order -B flags.
3579 2001-04-13 Alan Modra <amodra@one.net.au>
3581 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
3582 PIC_OFFSET_TABLE_SAVE_RTX.
3583 (zdepi_cint_p): Describe zdepi insn.
3584 Formatting and white space fixes throughout file.
3586 * pa.c (uint32_operand): Don't use long constant >= 2^32.
3587 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
3588 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
3589 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
3590 (output_64bit_and): Use plain `int's for shift counts.
3591 (output_64bit_ior): Likewise.
3592 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
3593 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
3596 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
3597 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
3598 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
3599 NEW_HP_ASSEMBLER into one. Kill warnings.
3601 * pa-gas.h: Delete file.
3602 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
3603 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
3604 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
3605 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
3607 * config/pa/mill32.S: New file.
3608 * config/pa/mill64.S: New file.
3609 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
3610 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
3611 * config/pa/t-linux64: New file.
3612 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
3613 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
3614 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
3616 * elfos.h (SELECT_SECTION): Undef before defining.
3617 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
3618 (LIB_SPEC): Remove -lmilli.
3619 (DBX_REGISTER_NUMBER): Remove.
3620 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
3621 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
3622 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
3623 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
3624 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
3625 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
3626 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
3627 TARGET_GAS): Define.
3628 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
3629 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
3630 regs if we don't have a prototype.
3631 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
3632 * pa.h (TARGET_ELF32): Default to 0 if undefined.
3633 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
3634 EH_RETURN_HANDLER_RTX): Define.
3635 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
3636 (DWARF_FRAME_REGNUM): Define.
3637 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
3638 * pa32-linux.h: New file.
3639 * pa64-linux.h: New file.
3641 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3642 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
3643 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
3644 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
3645 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
3646 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
3647 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3648 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
3649 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
3650 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
3651 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3652 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
3653 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
3654 * pa64-hpux.h: New file.
3655 (ASM_FILE_START): Correct typo.
3656 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
3657 * config.gcc: Modify for above.
3659 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
3661 * jump.c (jump_optimize_1): Don't delete dead stores here.
3662 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
3663 prior to running jump optimize before cse2.
3665 2001-04-12 Richard Henderson <rth@redhat.com>
3667 * Makefile.in (regmove.o): Depend on except.h.
3668 * regmove.c: Include it.
3670 2001-04-12 Stan Shebs <shebs@apple.com>
3672 * objc/objc-act.c: Remove all code ifdefed with the never-used
3673 macro OBJC_INT_SELECTORS.
3674 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
3675 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
3677 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
3679 * config/pa/quadlib.c: Add prototypes.
3681 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3683 * bitmap.h (debug_bitmap): Delete redundant prototype.
3685 * rtl.h (get_frame_size): Likewise.
3687 2001-04-12 Jim Wilson <wilson@redhat.com>
3689 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3690 to just emit an fnorm.
3692 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3694 * c-common.h (truthvalue_conversion, type_for_mode,
3695 type_for_size): Delete redundant declarations.
3697 * c-lex.h (is_class_name): Likewise.
3699 * c-tree.h (pedantic, convert, getdecls, gettags,
3700 global_bindings_p, init_decl_processing, insert_block,
3701 maybe_build_cleanup, poplevel, print_lang_decl,
3702 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3703 set_block, incomplete_type_error, build_function_call,
3704 lvalue_or_else, mark_addressable): Likewise.
3706 * expr.h (expand_tree_builtin): Likewise.
3708 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3710 * invoke.texi: Document --param max-gcse-memory.
3712 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3714 * configure.in (errno): Check for declaration.
3715 * configure, config.in: Regenerated.
3717 * system.h (errno): Only declare if not already done.
3719 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3721 * recog.c (general_operand, immediate_operand,
3722 nonmemory_operand): Require CONST_INTs to be sign-extended
3723 values for their modes.
3725 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3727 * expmed.c (store_bit_field): Truncate CONST_INTs.
3728 (expand_mult_highpart, expand_divmod): Likewise.
3729 * expr.c (convert_modes, store_field): Likewise.
3730 * integrate.c (expand_inline_function): Use promote_mode() to
3731 determine whether to convert_modes() an argument as signed
3733 * optabs.c (expand_binop): Get CONST_INT operands
3734 sign-extended for their appropriate modes.
3735 * stmt.c (emit_case_nodes): Convert node values to the
3737 (expand_end_case): Convert minval and range to the appropriate
3739 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
3740 the iteration variable.
3741 * varasm.c (immed_double_const): Don't require words to be
3742 narrower than host wide ints to properly sign-extend
3745 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3747 * sh.md (builtin_setjmp_receiver): New expander.
3749 2001-04-12 David Edelsohn <dje@watson.ibm.com>
3751 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
3752 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
3753 for generating CONST_INT and CONST_DOUBLE.
3755 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3757 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3758 already sign-extended.
3759 (rs6000_emit_prologue): Make register iterator signed.
3760 (rs6000_emit_epilogue): Likewise.
3761 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
3763 (movsf split, movdf split): Sign-extend CONST_INTs.
3764 (movdi splits): Likewise.
3766 2001-04-12 Kelley Cook <kelley.cook@home.com>
3768 * config-lang.in (lang_dirs): Add in zlib.
3770 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
3772 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
3773 operands that make it to RTL.
3775 2001-04-11 Stan Shebs <shebs@apple.com>
3777 Add Darwin (Mac OS X kernel) native support.
3778 * config.gcc (powerpc-*-darwin*): Add native bits.
3779 * config/darwin.c: New file, generic Darwin support functions.
3780 * config/darwin.h: New file, generic Darwin definitions.
3781 * config/darwin-protos.h: New file, generic Darwin prototypes.
3782 * rs6000/darwin.h: New file, Darwin for PowerPC.
3783 * rs6000/t-darwin: New file, Darwin makefile fragment.
3784 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
3785 (TARGET_MACHO): Ditto.
3786 (rs6000_abi): Add ABI_DARWIN.
3787 (RS6000_REG_SAVE): Add ABI_DARWIN case.
3788 (RS6000_SAVE_AREA): Ditto.
3789 (FP_ARG_MAX_REG): Ditto.
3790 (RETURN_ADDRESS_OFFSET): Ditto.
3791 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
3793 (rs6000_emit_move): Add ABI_DARWIN cases.
3794 (print_operand): Ditto.
3795 (first_reg_to_save): Ditto.
3796 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
3797 (debug_stack_info): Ditto.
3798 (rs6000_emit_prologue): Ditto.
3799 (rs6000_emit_epilogue): Ditto.
3800 (output_profiler_hook): Ditto.
3801 (output_function_profiler): Ditto.
3802 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
3803 (output_mi_thunk): Add TARGET_MACHO case.
3804 (add_compiler_stub): Ditto.
3805 (output_compiler_stub): Ditto.
3806 (no_previous_def): Ditto.
3807 (output_call): Ditto.
3808 (machopic_output_stub): Ditto.
3809 (rs6000_machopic_legitimize_pic_address): Ditto.
3810 (toc_section): Ditto.
3811 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
3812 (macho_high): Ditto.
3815 (load_macho_picbase): Ditto.
3816 (call): Add TARGET_MACHO case to modify function.
3817 (call_value): Ditto.
3818 (call_nonlocal_sysv): Add ABI_DARWIN case.
3819 (call_value_nonlocal_sysv): Ditto.
3820 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
3822 (machopic_output_stub): Ditto.
3823 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
3825 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3827 * dwarf2out.c (modified_type_die): Don't create new types here.
3828 * tree.h (get_qualified_type): New function.
3829 (build_qualified_type): Adjust comment.
3830 * tree.c (get_qualified_type): New function.
3831 (build_qualified_type): Use it.
3833 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3835 * cpp.texi (-Wtraditional): Update description.
3837 * invoke.texi (-Wtraditional): Likewise.
3839 2001-04-11 Jim Wilson <wilson@redhat.com>
3841 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
3842 requires more than 64 bits of alignment.
3844 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
3846 * cpplib.c (do_line): Sanity check iff enable checking.
3848 2001-04-11 Richard Henderson <rth@redhat.com>
3850 * Makefile.in (insn-recog.o): Depend on toplev.h.
3851 (insn-emit.o, doloop.o): Likewise.
3852 * genrecog.c, genemit.c: Include toplev.h in generated file.
3853 * doloop.c: Include toplev.h.
3855 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3857 * Makefile.in (gcse.o): Depend on params.h.
3858 * gcse.c: Include params.h.
3859 (gcse_main): Don't do GCSE if doing so will take inordinate
3861 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
3862 * params.h (MAX_GCSE_MEMORY): New macro.
3864 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3866 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
3868 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
3870 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3872 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
3874 * real.h (ereal_atof, real_value_truncate, target_isnan,
3875 target_isinf, target_negative, assemble_real, debug_real): Delete
3876 redundant prototypes.
3878 * Makefile.in (ifcvt.o): Depend on toplev.h.
3880 * c-semantics.c: Include expr.h.
3882 * ifcvt.c: Include toplev.h.
3884 * expr.h (rtx_equal_p): Delete prototype.
3886 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
3887 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
3888 eliminate_constant_term, expand_complex_abs, find_single_use,
3889 make_tree, init_expr_once, init_optabs, supports_one_only):
3892 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
3893 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
3894 expand_assignment, store_expr, emit_line_note_after,
3895 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
3897 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
3899 * sparc-protos.h: Delete redundant prototypes.
3901 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3903 * reload.c (push_reload): Add condition missed in SUBREG byte
3906 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3908 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
3910 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3912 * i386.md (floatsisf_sse): Fix output template
3913 * i386.c (ix86_expand_fp_movcc)
3915 * reg-stack.c (emit_pop_insn): Handle complex modes.
3916 (move_for_stack_reg): Emit proper move mode.
3917 (subst_stack_regs_pat): Handle complex modes.
3919 2001-04-11 Jakub Jelinek <jakub@redhat.com>
3921 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
3923 2001-04-10 Richard Henderson <rth@redhat.com>
3925 * libgcc2.h (__terminate_func_ptr): Remove typedef.
3926 (__pure_virtual, __terminate, __terminate_set_func,
3927 __default_terminate, __throw_type_match, __empty,
3928 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
3929 __eh_rtime_match, __unwinding_cleanup, __rethrow,
3930 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
3931 Remove prototypes of deleted functions.
3933 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3935 * c-typeck.c (convert_arguments): -Wtraditional now activates
3936 -Wconversion warnings, except for changes in signed-ness.
3937 Detect complex<->int & int<->complex conversions as well.
3939 * invoke.texi (-Wtraditional): Document it.
3941 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3943 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
3944 * flow.c (set_block_for_new_insns): Remove needless cast and
3945 properly check for unset block number.
3947 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
3949 * function.c (purge_single_hard_subreg_set): Only check REGNO if
3950 the subreg was a hard register. Pseudos are left as subregs.
3952 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3954 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
3955 (LIB2ADD_ST): New macro, pass it to mklibgcc.
3956 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
3957 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
3958 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
3960 2001-04-09 Bo Thorsen <bo@suse.co.uk>
3962 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
3964 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3966 * output.h (set_block_num): Missed it earlier, remove deprecated
3969 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3971 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
3972 (load_killed_in_block_p): Change bb parameter from int to basic_block.
3973 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
3974 (handle_rd_kill_set): Change bb parameter from int to basic_block.
3975 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
3976 (expr_killed_p): Change bb parameter from int to basic_block, pass
3977 basic_blocks instead of ints as parameters.
3978 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
3979 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
3980 from int to basic_block, pass basic_blocks instead of ints as parms.
3981 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
3982 parameter from int to basic_block, pass basic_blocks instead of ints.
3983 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
3984 (insert_insn_end_bb): Change bb parameter from int to basic_block,
3985 pass basic_blocks instead of ints.
3986 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
3987 basic_blocks instead of ints as parameters.
3988 (pre_delete): Pass basic_blocks instead of ints as parameters.
3989 (hoist_expr_reaches_here_p): Change bb parameter from int to
3990 basic_block, pass basic_blocks instead of ints.
3991 (hoist_code): Pass basic_blocks instead of ints as parameters.
3992 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
3993 Change bb parameter from int to basic_block.
3994 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
3995 (insert_insn_start_bb): Change bb parameter from int to basic_block,
3996 pass basic_blocks instead of ints.
3997 (insert_store): Pass basic_blocks instead of ints as parameters.
3998 (replace_store_insn, delete_store): Change bb parameter from int to
3999 basic_block, pass basic_blocks instead of ints.
4000 (store_motion): Pass basic_blocks instead of ints as parameters.
4002 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4004 * basic-block.h (set_new_block_for_insns): New Prototype.
4005 (set_block_num): Delete prototype.
4006 * flow.c (set_block_num): Remove obsolete function.
4007 (set_block_for_new_insns): Set BB for single or multiple insns.
4008 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
4009 (process_insn_end_bb): Use set_block_for_new_insns or
4010 set_block_for_insn instead of set_block_num.
4011 (pre_insert_copy_insn): Use set_block_for_new_insns.
4012 (update_ld_motion_stores): Use set_block_for_new_insns.
4013 (insert_insn_start_bb): Use set_block_for_new_insns.
4014 (replace_store_insn): Use set_block_for_new_insns.
4016 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4017 Jeff Law <law@redhat.com>
4019 * alias.c (get_addr): Externalize.
4020 (canon_true_dependence): New function. Behaves like true_dependance
4021 except it already assumes a MEM has been canonicalized.
4022 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
4023 * gcse.c (struct ls_expr): Add load/store expressions structure.
4024 (modify_mem_list, canon_modify_mem_list): New variable.
4025 (gcse_main): Initialize & finalize alias analysis. Use enhanced
4026 load motion and store motion if requested.
4027 (alloc_gcse_mem): Allocate space for modify_mem_list array.
4028 (free_gcse_mem): Free the modify_mem_list array.
4029 (oprs_unchanged_p): Use load_killed_in_block_p.
4030 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
4031 (mems_conflict_for_gcse_p): New function. Don't kill loads
4032 with stores to themselves if its in the load/store expression list.
4033 (load_killed_in_block_p): New function.
4034 (canon_list_insert): New Function.
4035 (record_last_mem_set_info): Keep a list of all instructions which
4036 can modify memory for each basic block.
4037 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
4038 (oprs_not_set_p): Use load_killed_in_block_p.
4039 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
4040 (expr_killed_p): Use load_killed_in_block_p.
4041 (compute_transp): Do not pessimize memory references.
4042 (pre_edge_insert): Update stores for a load motion expression.
4043 (one_pre_gcse_pass): Check loads/stores for extra load motion.
4044 (ldst_entry): Find or create a ldst_expr structure.
4045 (free_ldst_entry): Free memory for an individual item.
4046 (free_ldst_mems): Free entire load/store expression list.
4047 (print_ldst_list): Print debug info.
4048 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
4049 (enumerate_ldsts): Assign integer values to each entry in list.
4050 (first_ls_expr): First expression in the list.
4051 (next_ls_expr): Next expression in the list.
4052 (simple_mem): Check if expression qualifies for ld/st expression list.
4053 (invalidate_any_buried_refs): Remove from expression list if its
4054 used in some other way we dont understand.
4055 (compute_ld_motion_mems): Find all potential enhanced load motion
4057 (trim_ld_motion_mems): Remove any expressions which are invalid.
4058 (update_ld_motion_stores): Copy store values to registers for loads
4059 which have been moved.
4060 (regvec, st_antloc, num_store): New global statics.
4061 (reg_set_info): Marks registers as set.
4062 (store_ops_ok): Verfies registers expressions are valid in a block.
4063 (find_moveable_store): Look for moveable stores in a pattern.
4064 (compute_store_table): Find stores in a function worth moving, maybe.
4065 (load_kills_store): Check dependance of a load and store.
4066 (find_loads): Find any loads in a pattern.
4067 (store_killed_in_insn): Check if a store is killed in an insn.
4068 (store_killed_after): Check is store killed after an insn in a block.
4069 (store_killed_before): Check is store killed before an insn in a block.
4070 (build_store_vectors): Generate the antic and avail vectors.
4071 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
4072 (insert_store): Add a store to an edge.
4073 (replace_store_insn): Replace a store with a SET insn.
4074 (delete_store): Delete a store insn.
4075 (free_store_memory): Free memory.
4076 (store_motion): Perform store motion.
4077 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
4078 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
4079 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
4080 (f_options): Add gcse-lm and gcse-sm.
4082 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4084 * i386.c (expand_fp_movcc): Fix condition reversal code.
4086 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
4087 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
4088 (CLASS_MAX_NREGS): Use it.
4090 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
4091 handle properly complex values.
4092 (CLASS_MAX_NREGS): Likewise; update comment.
4094 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4096 * ia64.c (ia64_flag_schedule_insns2): New variable.
4097 (ia64_override_options): Initialize it. Clear
4098 flag_schedule_insns_after_reload.
4099 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
4101 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4103 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
4104 Do not require source to match destination anymore;
4105 Add abort to the nontrivial cases that should be handled by split.
4106 (fix_trunc?fdi): Add SSE case for x86_64.
4107 (floatdi?f): Likewise.
4108 (floatdi?f_sse): New.
4109 (fix_trunc?fdi_sse): New.
4111 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
4113 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
4114 (DEBUG_ARANGES_END_LABEL): Ditto.
4115 (dwarfout_init): Generate length and version fields at the start
4116 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
4117 after the length field.
4118 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
4119 the .debug_aranges info.
4121 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4123 * i386.c (call, call_value): Make sure that resulting call_insn
4124 does have proper second operand.
4126 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
4128 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
4129 function. Remove include of sys/cygwin.h.
4131 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
4133 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
4134 (CPP_SPEC): Always search */include/w32api for header files.
4135 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
4136 (LINK_SPEC): Add "cyg" to the library search prefixes.
4138 2001-04-08 Philip Blundell <philb@gnu.org>
4140 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
4142 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
4144 * cpperror.c (print_location): Don't special case <stdin>.
4145 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
4146 WARNING, but we don't check if we're in system headers.
4147 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
4148 * cpplib.c (do_warning): Warn in system headers.
4150 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
4152 * mbchar.c: Include config.h first.
4154 2001-04-07 Zack Weinberg <zackw@stanford.edu>
4156 * config.gcc: Set default for xmake_file at top, not bottom.
4157 Change places that set xmake_file to "none" to set to the
4158 empty string instead, or remove them entirely if there is no
4159 default xmake_file for this cpu_type. Remove references to
4162 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
4163 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
4164 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
4165 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
4166 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
4167 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
4168 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
4169 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
4170 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
4171 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
4174 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
4175 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4176 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4177 config/mips/x-sysv, config/rs6000/x-aix31:
4178 Just set CLIB to -lld or -lmld, as appropriate.
4180 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4181 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4182 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4183 config/mips/x-iris, config/pa/x-pa:
4184 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4185 OTHER_FIXINCLUDES_DIRS.
4187 * config/i386/x-djgpp: Don't set LN or LN_S.
4188 * config/m88k/x-dolph: Don't define __m88k__.
4189 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4190 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4191 * config/i860/fx2800.h: No need to #undef SVR4.
4193 38 x-host fragments remain, 2 x-cpu.
4195 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4197 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4199 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4201 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4203 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4205 * configure.in: Add check for lstat.
4206 * configure, config.in: Regenerate.
4207 * cppinit.c (append_include_chain): Make empty path ".".
4208 * cpplib.c (do_line): Don't simplify #line paths.
4209 * cppfiles.c (remove_component_p): New function.
4210 (find_or_create_entry): Acknowledge stat () errors during
4211 path simplification.
4212 (handle_missing_header): Don't simplify paths.
4213 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4214 the empty path untouched. Don't leave a trailing '/'.
4216 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4218 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4219 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4221 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4223 * cppfiles.c (open_file): Fail directories silently, but
4224 with an errno of NOENT set.
4225 (read_include_file): Move the common exit code to the sole
4226 caller. Return an int indicating success or failure. Let
4227 open_file handle directories.
4228 (stack_include_file): If read_include_file fails,
4229 push a "null" buffer.
4231 2001-04-05 DJ Delorie <dj@redhat.com>
4233 * function.h (virtuals_instantiated): Declare.
4234 * function.c: (virtuals_instantiated): Make global.
4235 * calls.c (emit_library_call_value_1): Use
4236 virtual_outgoing_args_rtx only if it hasn't been instantiated.
4237 Otherwise, use the stack pointer directly.
4239 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4241 * i386.c (x86_initialize_trampoline): New global function.
4242 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
4243 (INITIALIZE_TRAMPOLINE): Move offline.
4244 * i386-protos.h (x86_initialize_trampoline): Declare.
4246 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4248 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
4249 (lea_0): Rename to lea_1.
4250 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
4251 (lea_general_?): Allow SImodes on TARGET_64BIT
4252 (lea_general_?_zext): New patterns.
4253 (call_1, call_1_rex64): Fix.
4255 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4257 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
4259 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4261 * i386.c (function_arg): Return constm1_rtx for last argument.
4262 (ix86_expand_prologue): Update gen_call calls.
4263 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4264 * i386.md (call_pop): Likewise.
4265 (call): Second operand is VOIDmode.
4266 (call_0): Likewise; Support 64bits.
4267 (call_exp): New expander.
4268 (call_1): Get to the sync.
4269 (call_1_exp): New pattern.
4270 (call_value): Support 64bit.
4271 (call_value_exp): New pattern.
4272 (untyped_call): Update gen_call call.
4273 (call_value_pop): Disable for 64bit.
4274 (call_value_0_rex64): New pattern.
4275 (call_value_1_rex64): Likewise.
4277 2001-04-05 Bo Thorsen <bo@suse.de>
4279 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
4281 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
4283 * i386.md (*andsi_1+3): If used after reload, make sure the operand
4284 satisfies ANY_QI_REG_P.
4286 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4288 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
4291 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
4294 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4296 * config.gcc: Remove default for xm_file. Clean up local
4297 machine type handling. Remove settings of xm_file to
4298 something that doesn't exist. In the big switch, set xm_file,
4299 don't append to it (the value before the big switch is always
4300 null). Don't force build_xm_file or host_xm_file to have a value.
4301 * configure.in: Remove default for xm_file. Do not special
4302 case $cpu/xm-$cpu.h not existing.
4303 * configure: Regenerate.
4305 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4307 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4308 when folding integer division and modulo operations.
4310 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
4312 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
4313 instead of DWARF2_ADDR_SIZE for EH addresses.
4314 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
4317 2001-04-04 Richard Henderson <rth@redhat.com>
4319 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
4320 * config/ia64/t-glibc (LIB2ADDEH): Disable.
4321 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
4323 2001-04-04 Richard Henderson <rth@redhat.com>
4325 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
4326 * configure: Rebuilt.
4328 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4330 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
4331 push insns to delete to it instead of deleting them.
4332 (delete_null_pointer_checks): Delete insns from delete_list after
4333 all delete_null_pointer_checks_1 passes are done.
4335 2001-04-04 Richard Henderson <rth@redhat.com>
4337 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
4338 * configure: Rebuilt.
4340 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4342 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
4343 * config/romp/xm-romp.h: Delete.
4345 2001-04-04 Bernd Schmidt <bernds@redhat.com>
4347 * sched-deps.c (sched_analyze_insn): Partially revert March 27
4350 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4352 * emit-rtl.c (mark_label_nuses) Increment the label uses for
4353 all labels present in rtx.
4354 (try_split) Call new function for all split insns.
4356 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4358 * recog.c (validate_replace_rtx_1): Instead of aborting just make
4359 sure the change won't be validated.
4361 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
4363 * rtl.h (set_noop_p): Declare.
4364 * flow.c (set_noop_p): Move from here ...
4365 * rtlanal.c (set_noop_p): ... to here and enhance.
4366 * cse.c (delete_trivially_dead_insns): Use it.
4367 * gcse.c (hash_scan_set): Likewise.
4368 * jump.c (delete_noop_moves): Likewise.
4369 * recog.c (split_all_insns): Likewise.
4371 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4373 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4374 stack pointer via a LO_SUM. Ditto for setting a temp register
4375 used to save to the stack. Set cfa_temp when setting fp, and
4376 allow matches to cfa_temp in addition to cfa_store when saving
4377 regs. Handle POST_INC and LO_SUM register stores. Document the
4378 changes and errors in rule 12 doco.
4380 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4381 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4382 (load_reg): Move closer to epilogue code.
4383 (DO_FRAME_NOTES): Define to control the following..
4384 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4385 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4387 (hppa_expand_epilogue): Likewise.
4389 2001-04-03 Richard Henderson <rth@redhat.com>
4391 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4392 * configure: Rebuild.
4394 2001-04-03 Richard Henderson <rth@redhat.com>
4396 * rtl.h (LCT_THROW): New.
4397 * calls.c (emit_library_call_value_1): Handle it.
4398 * except.c (connect_post_landing_pads): Use it.
4400 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4402 * gansidecl.h: Delete file.
4403 * configure.in: Change all refs to gansidecl.h to use
4404 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4406 * configure: Regenerate.
4408 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4409 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4410 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4411 Don't include gansidecl.h.
4412 * intl.c, main.c, version.c, fixinc/fixlib.h,
4413 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4416 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4418 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4421 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4423 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4424 config/i386/xm-next.h, config/i386/xm-sco.h,
4425 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4426 config/m88k/xm-m88k.h: Delete.
4428 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4429 * config/romp/xm-romp.h: Don't define bcopy.
4430 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4431 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4433 * config.gcc: Remove references to deleted files.
4435 14 xm-host.h remain, 1 xm-cpu.h.
4437 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4438 David S. Miller <davem@pierdol.cobaltmicro.com>
4439 Andrew MacLeod <amacleod@redhat.com>
4441 Use byte offsets in SUBREGs instead of words.
4443 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4444 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4445 to pass new argument.
4446 (add_stored_regs): Use subreg_regno_offset function.
4447 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4449 (precompute_arguments): Use gen_lowpart_SUBREG.
4450 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4451 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4452 (simplify_set): Rework to use SUBREG_BYTE.
4453 (expand_field_assignment): Use SUBREG_BYTE.
4454 (make_extraction): Use SUBREG_BYTE.
4455 (if_then_else_cond): Use SUBREG_BYTE.
4456 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4457 (gen_lowpart_for_combine): Compute full byte offset.
4458 * cse.c (mention_regs): Use SUBREG_BYTE.
4459 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4460 (canon_hash): Use SUBREG_BYTE.
4461 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4462 (gen_lowpart_if_possible): Formatting.
4463 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4465 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4466 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4467 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4468 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4469 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4470 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4471 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4472 certain invariants about SUBREGs the compiler creates.
4473 (gen_lowpart_SUBREG): New function.
4474 (subreg_hard_regno): New function to get the final register number.
4475 (gen_lowpart_common): Use SUBREG_BYTE.
4476 (gen_imagpart): Spacing nits.
4477 (subreg_realpart_p): Use SUBREG_BYTE.
4478 (gen_highpart): Use SUBREG_BYTE.
4479 (subreg_lowpart_p): Always compute endian corrected goal offset,
4480 even at the byte level, then compare against that.
4481 (constant_subword): New function, pulled out all constant cases
4482 from operand_subword and changed second argument name to offset.
4483 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4484 and call constant_subword to do the work. Return const0_rtx if
4485 looking for a word outside of OP.
4486 (operand_subword_force): Change second arg name to offset.
4487 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4488 (store_split_bit_field): Use SUBREG_BYTE.
4489 (extract_bit_field): Use SUBREG_BYTE.
4490 (extract_split_bit_field): Use SUBREG_BYTE.
4491 (expand_shift): Use SUBREG_BYTE.
4492 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4493 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4494 * flow.c (set_noop_p): Use SUBREG_BYTE.
4495 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4496 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4497 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4499 (optimize_bit_field): Use SUBREG_BYTE.
4500 (purge_addressof_1): Use SUBREG_BYTE.
4501 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4502 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4503 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4504 * gengenrtl.c (special_rtx): Add SUBREG.
4505 * global.c (mark_reg_store): Use SUBREG_BYTE.
4506 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4507 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4508 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4509 final byte offset is congruent to subreg's mode size.
4510 (subst_constants): Use SUBREG_BYTE.
4511 (mark_stores): Use subreg_regno_offset function.
4512 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
4513 function and SUBREG_BYTE.
4514 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
4515 (reg_is_born): Use subreg_hard_regno.
4516 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
4517 endian correction code. Don't combine subregs unless resulting
4518 offset aligns with type. Fix subreg constant extraction for DImode.
4519 Simplify SUBREG of VOIDmode CONST_DOUBLE.
4520 (general_operand): Remove dead mode_altering_drug code.
4521 (indirect_operand): Use SUBREG_BYTE.
4522 (constrain_operands): Use subreg_regno_offset function.
4523 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
4524 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
4525 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
4526 * regs.h (REG_SIZE): Allow target to override.
4527 (REGMODE_NATURAL_SIZE): New macro which target can override.
4528 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
4529 on the entire subreg rtx.
4530 (push_reload): Use SUBREG_BYTE in comments and code.
4531 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
4532 for hard registers inside subregs.
4533 (operands_match_p): Use subreg_regno_offset.
4534 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
4535 containing hard regs.
4536 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
4537 corrections when fixing up MEM subregs.
4538 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
4539 subreg_regno_offset where appropriate.
4540 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
4541 byte endian corrections when fixing up MEM subregs.
4542 (subst_reloads): When combining two subregs, make sure final
4543 offset is congruent to subreg's mode size.
4544 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
4545 (refers_to_regno_for_reload_p): Use subreg_regno.
4546 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
4547 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
4548 correction code for memory subreg fixups.
4549 (forget_old_reload_1): Use subreg_regno_offset.
4550 (choose_reload_regs): Use subreg_regno.
4551 (emit_input_reload_insns): Use SUBREG_BYTE.
4552 (reload_combine_note_store): Use subreg_regno_offset.
4553 (move2add_note_store): Use subreg_regno_offset.
4554 * resource.c (update_live_status, mark_referenced_resources): Use
4555 subreg_regno function.
4556 (mark_set_resources): Use subreg_regno function.
4557 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
4558 (subreg_regno_offset, subreg_regno): Define prototypes.
4559 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
4560 (gen_lowpart_SUBREG): Add prototype.
4561 * rtl.texi (subreg): Update to reflect new byte offset representation.
4562 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
4563 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
4564 (reg_overlap_mentioned_p): Use subreg_regno.
4565 (replace_regs); Make sure final offset of combined subreg is
4566 congruent to size of subreg's mode.
4567 (subreg_regno_offset): New function.
4568 (subreg_regno): New function.
4569 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
4570 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
4571 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
4572 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
4573 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
4574 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
4575 (a29k_get_reloaded_address): Use SUBREG_BYTE.
4576 (print_operand): Use SUBREG_BYTE.
4577 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
4578 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
4579 (arm_reload_out_hi): Use SUBREG_BYTE.
4580 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
4581 instead of SUBREG_WORD.
4582 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
4583 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
4584 SUBREG creation to use byte offset.
4585 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
4586 inverted load insns): Fix explicit rtl subregs to use byte
4588 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
4589 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
4590 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
4591 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
4592 to use byte offsets.
4593 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
4594 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
4595 offsets, also make sure it is congruent to SUBREG's mode size.
4596 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
4597 unnamed ldob insn): Generate SUBREGs with byte offset.
4598 (zero_extendqihi2): SUBREG's are byte offsets.
4599 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
4600 (m68hc11_gen_highpart): Use SUBREG_BYTE.
4601 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
4602 zero-extendqisi2): Generate SUBREGs with byte offset.
4603 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
4604 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
4605 subregs in rtl to use byte offsets.
4606 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
4607 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
4608 (mips_move_2words): Use subreg_regno_offset.
4609 (mips_secondary_reload_class): Use subreg_regno_offset.
4610 * config/mips/mips.md (DImode plus, minus, move, and logical op
4611 splits): Fixup explicit subregs in rtl to use byte offsets.
4612 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
4613 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
4614 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
4615 rtl to use byte offsets.
4616 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
4617 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
4618 subregs to use byte offsets.
4619 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
4620 Fixup explicit subregs in rtl to use byte offsets.
4621 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
4622 and remove byte endian correction code.
4623 * config/sh/sh.c (output_movedouble): Use subreg_regno.
4624 (gen_ashift_hi): Use SUBREG_BYTE.
4625 (regs_used): Use subreg_regno_offset.
4626 (machine_dependent_reorg): Use subreg_regno_offset.
4627 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
4628 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
4629 (movdf_i4): Subregs are byte offsets now.
4630 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
4631 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
4632 (REGMODE_NATURAL_SIZE): Override.
4633 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
4634 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
4636 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
4637 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
4638 extendqidi2): Generate SUBREGs with byte offsets, also make sure
4639 it is congruent to SUBREG's mode size.
4640 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
4642 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
4643 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
4644 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
4645 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
4646 * config/v850/v850.c (print_operand, output_move_double): Use
4647 subreg_regno function.
4649 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4651 * configure.in (target_subdir): Use target_alias, not target.
4652 * configure: Rebuilt.
4654 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4656 * config/sh/crti.asm: Fix typos in comments.
4658 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4660 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
4661 TARGET_FAST_INDIRECT_CALLS.
4662 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
4664 (return_addr_rtx): Short circuit export stub matching when
4665 TARGET_NO_SPACE_REGS.
4666 (output_millicode_call): For out of range calls, make -fPIC
4667 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
4668 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
4669 * pa.md: Modify length attr calculation of all millicode insns to
4672 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
4674 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
4675 Require at least 2.11 in the version test. Specifically check
4676 for and reject GAS version 2.10.90.
4677 * configure: regenerate.
4679 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4681 * pa.c (override_options): Remove PIC profiling warning.
4682 (hp_profile_labelno): Delete.
4683 (hp_profile_label_rtx): Delete.
4684 (hp_profile_label_name): Delete.
4685 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4686 (output_function_prologue): Remove profiling code and all tests on
4687 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4688 merge_sp_adjust_with_store can work for PIC and profiling.
4689 (hppa_expand_epilogue): Remove profile_flag test.
4690 (hppa_can_use_return_insn_p): Likewise.
4691 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4692 cater for PROFILE_HOOK.
4693 (hppa_profile_hook): New function.
4694 * pa.h (FUNCTION_PROFILER): Now does nothing.
4695 (PROFILE_HOOK): Define.
4696 (hppa_profile_hook): Declare.
4697 (PROFILE_BEFORE_PROLOGUE): Delete.
4698 (ASM_OUTPUT_REG_PUSH): Delete.
4699 (ASM_OUTPUT_REG_POP): Delete.
4700 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4701 r24. Accept function name operand, and use this and a locally
4702 generated label to calculate pc-rel offset to func start.
4704 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4706 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4707 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
4710 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4712 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4713 LO_SUM cases to where they belong.
4715 2001-04-02 Richard Henderson <rth@redhat.com>
4717 * except.h (lang_eh_type_covers): Mark extern.
4718 (lang_eh_runtime_type): Likewise.
4720 2001-04-02 Zack Weinberg <zackw@stanford.edu>
4722 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
4723 gengenrtl.c: Wrap generated header in multiple-include guard.
4724 Improve error checking.
4726 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4728 * configure.in: Don't check for putenv.
4729 * configure: Regenerate.
4730 * gcc.c (putenv): Don't define.
4731 * vax/xm-vms.h: Handle putenv.
4733 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4735 * ifcvt.c (noce_emit_move_insn): New.
4736 (noce_try_store_flag, noce_try_store_flag_constants,
4737 noce_try_store_flag_inc, noce_try_store_flag_mask,
4738 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
4739 noce_try_abs): Use it.
4740 (noce_process_if_block): Likewise.
4741 For STRICT_LOW_PART, take mode from its SUBREG.
4743 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4745 * fold-const.c (fold): Before optimizing unsigned comparison with
4746 0x7fffffffU, make sure arg0 is integral type.
4748 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4750 * c-tree.texi: Document representation of wide strings.
4752 2001-04-01 Richard Henderson <rth@redhat.com>
4754 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
4756 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
4758 * i386.md: remove obsoleted comments.
4759 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
4760 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
4761 fix output template.
4763 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4765 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
4767 2001-03-30 Bernd Schmidt <bernds@redhat.com>
4769 * loop.c (load_mems): When generating a load from a pseudo, update
4772 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4774 * i386.c (ix86_split_long_move): Use change address to compensate
4775 stack pointer change in push instruction.
4777 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4779 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
4780 instead of rtx_equal_p; fix the output template.
4782 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4784 * i386.c (ix86_expand_setcc): Support 64bit.
4785 (ix86_expand_int_movcc): Likewise.
4786 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
4789 * i386.md (allocate_stack_worker): Turn to expander.
4790 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
4792 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
4794 2001-03-29 Richard Henderson <rth@redhat.com>
4796 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
4798 2001-03-28 Matthew Hiller <hiller@redhat.com>
4800 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
4803 * MAINTAINERS: Added self.
4805 2001-03-28 Richard Henderson <rth@redhat.com>
4807 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
4808 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
4810 2001-03-28 Jim Wilson <wilson@redhat.com>
4812 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
4815 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4817 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
4819 * tradcif.y (yyerror): Likewise. Add format specifier in call to
4822 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
4824 2001-03-28 DJ Delorie <dj@redhat.com>
4826 * Makefile.in (stage1_build): Revert CFLAGS patch.
4828 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
4830 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
4831 when multiplier or multiplicand is zero.
4833 2001-03-28 Bernd Schmidt <bernds@redhat.com>
4835 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
4837 * config/ia64/ia64.c (update_set_flags): New function, broken out of
4839 (set_src_needs_barrier): Likewise.
4840 (rtx_needs_barrier): For SET case, use these two functions. Rework
4841 PARALLEL case to handle all inputs before all outputs.
4842 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
4843 saw a label and no stop bit since then.
4844 (maybe_rotate, process_epilogue): Add prototypes.
4846 2001-03-28 Richard Henderson <rth@redhat.com>
4848 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
4849 not TARGET_TOC for special toc restore handling.
4850 * config/rs6000/rs6000.md (eh_return): Likewise.
4852 2001-03-28 Richard Henderson <rth@redhat.com>
4854 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
4855 current_function_calls_eh_return.
4856 (output_function_epilogue): Handle eh_return.
4857 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
4858 (EH_RETURN_DATA_REGNO): New.
4859 (EH_RETURN_STACKADJ_RTX): New.
4860 (EH_RETURN_HANDLER_RTX): New.
4861 * config/sparc/sparc.md (call/short branch peepholes): Check
4862 can_throw_internal instead of in_same_eh_region.
4864 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
4865 for eh_return data registers.
4866 (rs6000_emit_prologue): Save eh_return data registers.
4867 (rs6000_emit_epilogue): Force inline restores if eh_return.
4868 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
4869 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
4870 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
4871 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
4872 the target uses one.
4873 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
4874 (return_eh_si, return_eh_di): Remove.
4875 (eh_return): New, from corpse of eh_epilogue.
4876 (eh_set_lr_si, eh_set_lr_di): New.
4878 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
4879 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
4880 True for pic register if current_function_calls_eh_return.
4881 (ix86_expand_epilogue): Change "emit_return" argument into "style".
4882 Handle eh_return requirements.
4883 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
4884 (EH_RETURN_STACKADJ_RTX): New.
4885 * config/i386/i386.md (exception_receiver): Remove.
4886 (eh_return, eh_return_1): New.
4887 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4889 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
4890 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
4891 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
4892 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
4893 (EH_RETURN_DATA_REGNO): New.
4894 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
4895 * config/alpha/alpha.md (eh_epilogue): Remove.
4896 (exception_receiver): Use $26 for ldgp input.
4897 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4899 2001-03-28 Richard Henderson <rth@redhat.com>
4901 * except.c: Rewrite entirely for IA-64 ABI exception handling.
4902 * except.h: Likewise.
4904 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
4905 (LIB2ADDEHDEP): New.
4906 (LIB2FUNCS_EH): Remove.
4907 (LIB2ADD): Remove LIB2ADDEH.
4908 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
4909 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
4910 (crt{begin,end}[S].o): Likewise.
4911 (except.o): Update includes.
4912 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
4913 (libgcc2_c_dep): Use LIB2ADDEHDEP.
4915 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
4916 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
4917 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
4918 * builtins.c (expand_builtin): Implement it.
4919 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
4920 * c-common.c (c_common_nodes_and_builtins): Declare it.
4921 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
4922 * calls.c (libfunc_nothrow): Remove.
4923 (emit_library_call_value_1): Don't call it.
4924 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
4925 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
4926 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
4927 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
4928 (current_funcdef_number): Globalize.
4929 (output_call_frame_info): Emit frame data if an lsda is needed.
4930 Generate augmentation for personality routine. Don't play with
4932 (dwarf2out_begin_prologue): Record funcdef_number.
4933 * dwarf2out.h (current_funcdef_number): Declare.
4934 * expr.c (expand_expr): Update for except.h name changes.
4935 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
4936 * expr.h (LTI_throw, LTI_rethrow): Remove.
4937 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
4938 (LTI_eh_rtime_match): Remove.
4939 (LTI_unwind_resume, LTI_eh_personality): Add.
4940 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
4941 * final.c (final): Don't call check_exception_handler_labels,
4942 init_insn_eh_region, or free_insn_eh_region.
4943 (final_scan_insn): Always emit debug labels for
4944 NOTE_INSN_EH_REGION notes.
4945 * flags.h (flag_new_exceptions): Remove.
4946 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
4947 (record_active_eh_regions): Remove.
4948 (count_basic_blocks): Check all instructions for REG_EH_REGION.
4949 Use can_throw_internal.
4950 (find_basic_blocks_1): Likewise.
4951 (move_stray_eh_region_notes): Remove.
4952 (find_label_refs): No eh_return_stub_label.
4953 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
4954 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
4956 (delete_unreachable_blocks): Don't track deleted handlers.
4957 (flow_delete_block): Use maybe_remove_eh_handler.
4958 (delete_eh_regions): Remove.
4959 (merge_blocks): Don't check for eh region match.
4960 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
4961 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
4962 (init_propagate_block_info): Disable dead frame store optimization
4963 when current_function_calls_eh_return.
4964 (dump_bb): Don't print eh_beg, eh_end.
4965 * function.c (fixup_var_refs): No catch_clauses.
4966 (expand_function_end): Likewise. Call expand_eh_return before
4967 the return register use. Call sjlj_emit_function_exit_after.
4968 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
4969 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
4970 * ifcvt.c (dead_or_predicable): Remove eh region check.
4971 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
4972 Don't check for EH vs parameters.
4973 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
4974 (expand_inline_function): Call duplicate_eh_regions.
4975 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
4976 (copy_insn_notes): Remap REG_EH_REGION notes.
4977 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
4978 * integrate.h (struct inline_remap): Add local_return_label.
4979 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
4980 check_exception_handler_labels, nor exception_optimize.
4981 (find_cross_jump): No EH region check.
4982 * optabs.c (init_optabs): Update for changed eh libfuncs.
4983 * rtl.def (RESX): New.
4984 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
4985 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
4986 checks. Update for except.h name changes.
4987 (expand_cleanups): Likewise.
4988 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
4989 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
4990 (compile_file): Call init_eh before init_optabs. Don't
4991 output_exception_table here.
4992 (rest_of_compilation): Call convert_from_eh_region_ranges,
4993 convert_to_eh_region_ranges, output_function_exception_table.
4994 Don't emit_eh_context.
4995 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
4996 (EXC_PTR_EXPR): New.
4998 * md.texi (eh_epilogue): Remove.
4999 (eh_return): Document.
5000 * tm.texi (EH_RETURN_DATA_REGNO): Document.
5001 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
5003 * eh-common.h: Remove file.
5004 * frame-dwarf2.c, frame.c, frame.h: Remove files.
5005 * libgcc2.c (L_eh): Remove.
5007 * unwind-dw2-fde.c: New file, largely copied from frame.c.
5008 * unwind-dw2-fde.h: New file.
5009 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
5010 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
5011 * libgcc-std.ver: Update for eh symbols.
5013 2001-03-27 Richard Henderson <rth@redhat.com>
5015 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
5016 reduce false positives.
5017 (regmove_optimize): Disable if flag_non_call_exceptions.
5019 * stmt.c (expand_return): Remove always true predicate.
5020 (expand_decl_cleanup_no_eh): Remove dead code.
5022 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
5023 barrier code. Add a scheduling barrier if a non-call insn
5024 can throw internally.
5026 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
5027 Auto-inc addresses trap only if their base register does.
5029 * except.c (can_throw_internal): Rename from can_throw.
5030 * except.h, resource.c: Update references.
5032 * integrate.c (copy_insn_list): Use returnjump_p.
5033 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
5035 * function.h (struct function): Move all boolean valued fields
5036 to single bit fields at the end of the struct.
5038 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
5040 Rename asynchronous_exceptions to flag_non_call_exceptions.
5042 * gthr-single.h (UNUSED): New. Distinguish between how C
5043 and C++ mark unused function arguments. Use throughout.
5045 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
5046 value to target configuration header.
5047 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
5048 * config.in, configure: Rebuild.
5049 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
5050 configuration and target defines.
5051 (exceptions_via_longjmp): Remove.
5052 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
5053 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
5055 * except.h (flag_non_call_exceptions): Move ...
5056 * flags.h: ... here.
5058 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
5059 exceptions, put the note on the trapping instruction.
5061 * flags.h (flag_new_exceptions): Remove.
5062 * toplev.c: Don't set it.
5063 * final.c: Don't check it.
5064 * except.c: Provide stub definition.
5066 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
5067 (calculate_global_regs_live): Kill call-clobbered registers
5068 across exception edges.
5069 * reg-stack.c (convert_regs_1): Kill the entire target stack
5070 across non-call exception edges.
5072 * flow.c (cleanup_cfg): Take no argument.
5073 * output.h, sibcall.c, toplev.c: Update all calls.
5075 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5077 * configure.in: Don't check for bcopy.
5078 * configure, config.in: Regenerate.
5080 * system.h: Don't define or prototype bcopy, instead poison it.
5082 2001-03-27 Richard Henderson <rth@redhat.com>
5084 * function.c (expand_function_start): Set DECL_REGISTER on
5085 a pseudo used for DECL_RESULT.
5087 * rtl.h (LCT_NORETURN): New.
5088 * calls.c (emit_library_call_value_1): Handle it.
5090 2001-03-27 Stan Shebs <shebs@apple.com>
5092 * objc/objc-act.c (objc_init): Use dump_base_name.
5093 (gen_declaration): Clear the buffer arg.
5094 (gen_declaration_1): New function, body of gen_declaration.
5095 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
5096 (gen_method_decl): Ditto, plus always clear buffer arg.
5097 (error_with_ivar): Simplify.
5098 (warn_with_method): Ditto.
5099 (build_message_expr): Don't clear buffers.
5100 (dump_interface): Ditto.
5101 (objc_debug): Ditto.
5102 (build_keyword_selector): Clear the buffer by only zeroing
5104 (objc_implementation_context): Declare.
5105 (start_class): Warn about missing @end.
5106 (finish_objc): Ditto.
5108 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5110 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
5112 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5114 * Makefile.in (SYSTEM_H): Define.
5115 Depend on $(SYSTEM_H), not system.h.
5117 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
5119 2001-03-27 Jim Wilson <wilson@redhat.com>
5121 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
5123 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
5124 (process_epilogue): New static function.
5125 (process_set): Call process_epilogue instead of emitting .restore
5127 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
5129 * flow.c (struct reg_cond_life_info): New fields orig_condition
5131 (init_propagate_block_info): Set new fields.
5132 (mark_regno_cond_dead): Set and use new fields.
5133 (flush_reg_cond_reg_1): Likewise.
5134 (and_reg_cond, case AND): Check for redundant AND conditions.
5135 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
5138 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5140 * cppmacro.c (stringify_arg): Null terminate strings.
5142 2001-03-27 Zack Weinberg <zackw@stanford.edu>
5144 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
5145 inclusion style. xm-m68hc11.h no longer exists.
5146 * config/m68hc11/xm-m68hc11.h: Delete file.
5147 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
5149 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
5150 Don't define GCC_VERSION, N_, or PARAMS; don't include
5151 gansidecl.h or stdio.h. Define inhibit_libc here.
5152 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5153 Delete code conditioned on #if GCC_VERSION == 2095.
5155 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
5156 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5157 Delete code conditioned on #if GCC_VERSION == 2095.
5159 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5161 * system.h: Include symcat.h.
5162 (STRINGIFY): Don't define.
5164 * configure.in: Adjust comment.
5166 * builtins.c: Use STRINGX, not STRINGIFY.
5167 * gencheck.c: Likewise.
5168 * gengenrtl.c: Likewise.
5169 * protoize.c: Likewise.
5171 * cpplex.c: Don't include symcat.h.
5172 * cpplib.c: Likewise.
5174 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5176 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5178 * c-typeck.c (digest_init): Fold init expression.
5180 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5182 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5184 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5186 * except.c (eh_regs): Save results of build_pointer_type to a temp
5187 as FUNCTION_VALUE macro may evaluate its args multiple times.
5189 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5191 * c-common.h (DECL_NUM_STMTS): New macro.
5192 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5194 (pushdecl): Likewise.
5195 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5196 * integrate.c (expand_inline_function): Don't check
5198 * print-tree.c (print_node): Don't print it.
5199 * toplev.c (rest_of_compilation): Don't try to inline when
5200 flag_no_inline is on.
5201 * tree.h (DECL_FRAME_SIZE): Remove.
5202 (tree_decl): Adjust accordingly.
5204 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5206 * combine.c (try_combine): Use memcpy, not bcopy.
5208 * genattrtab.c (expand_units): Likewise.
5210 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5212 * i386.md (push mem DI peep2): New.
5213 (mov 0, mov -1 peep2): Handle 64bit.
5214 (lea to arithmetics peep2): Handle 64bit leas.
5215 (rsp arithmetics to push/pop peep2s): New.
5217 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5219 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5221 * i386.c (struct machine_function): Add save_varrargs_registers.
5222 (ix86_save_varrargs_registers): New macro.
5223 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
5224 (ix86_expand_prologue): Likewise.
5225 (ix86_emit_epilogue_esp_adjustement): Likewise.
5226 (ix86_expand_epilogue): Likewise.
5227 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
5228 (pro_epilogue_adjust_stack_1): New insn.
5229 (pro_epilogue_adjust_stack_rex64): Likewise.
5230 * i386.h (MASK_NO_RED_ZONE): New constant.
5231 (TARGET_RED_ZONE): New macro.
5232 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
5233 (RED_ZONE_SIZE): New constant.
5234 (RED_ZONE_RESERVE): New constant.
5236 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5238 * toplev.c (set_float_handler): Use memcpy, not bcopy.
5240 2001-03-25 Kazu Hirata <kazu@hxi.com>
5242 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5245 (umodhi3): Likewise.
5248 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5250 * mkconfig.sh (DEFINES): Handle entries with '='.
5252 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
5253 Set xm_defines to MACRO=value instead.
5255 * i370/xm-mvs.h: Delete.
5257 * ns32k/xm-pc532-min.h: Likewise.
5259 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5261 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
5263 use ix86_expand_binary_operator
5264 (?sh??i_?): Disable for 64bit.
5265 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
5266 * i386.c (shiftdi_operand): New predicate.
5268 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
5269 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
5270 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
5271 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
5272 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
5273 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
5274 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
5275 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
5276 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
5277 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
5278 (rotldi3, rotrdi3): New expanders.
5280 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5282 * i386.md (movstrsi): Move offline.
5284 (strmovdi_rex64): New.
5285 (strmov?i): Accept 64bit.
5286 (strmov?i_rex64): New.
5287 (strmov?i_rex_1): New.
5288 (strmov?i_1): Disable for 64bit.
5289 (rep_mov?i_rex64): New.
5290 (rep_mov?i): Disable for 64bit.
5291 (clrstrsi): Move offline.
5292 (strset?i_rex64): New.
5293 (strset?i: Accept 64bit.
5294 (rep_stos?i): Disable for 64bit.
5295 (rep_stos?i_rex64): New.
5296 (strset?i_rex_1): New.
5297 (strset?i_1): Disable for 64bit.
5298 (cmpstrsi): Accept 64bit.
5299 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
5300 (cmpstrqi_nz_rex_1): New.
5301 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
5302 (strlensi): Move offline.
5304 (strlenqi_1): Disable for 64bit; fix constraints.
5305 (strlenqi_rex_1): New.
5306 * i386.c (ix86_adjust_counter): New static function.
5307 (ix86_zero_extend_to_Pmode): Likewise.
5308 (ix86_expand_aligntest): Likweise.
5309 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
5310 (ix86_expand_movstr): New global function.
5311 (ix86_expand_clrstr): New global function.
5312 (ix86_expand_strlen): New global function.
5313 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
5314 ix86_expand_strlen): Declare.
5315 (ix86_expand_strlensi_unroll_1): Delete.
5317 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
5319 * i386.md (cmpdi): Fix operand predicates.
5320 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
5321 cmpdi_1_insn_rex64): New patterns.
5322 (adddi3): Turn to expander.
5323 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
5324 (addsi3_carry_zext): New pattern.
5325 (adddi_?_rex64): New patterns and splitters.
5326 (addsi_?_zext): New patterns.
5327 (subsi3_carry_zext): New pattern.
5328 (subdi_?_rex64): New patterns and splitters.
5329 (iorsi_?_zext): New patterns.
5330 (iordi_?_rex64): New patterns and splitters.
5331 (iorsi_?_zext): New patterns.
5332 (iorsi_?_zext_imm): New patterns.
5333 (xorsi_?_zext): New patterns.
5334 (xordi_?_rex64): New patterns and splitters.
5335 (xorsi_?_zext): New patterns.
5336 (negdi*): New patterns.
5337 (one_cmpldi*): Likewise.
5338 (one_cmplsi*_zext, negsi*_zext): Likewise.
5339 (testqi_ext_3_rex64): New pattern.
5341 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
5343 * i386-protos.h (ix86_split_long_move): Return void.
5344 * i386.c (ix86_split_to_parts): Handle 64bit target.
5345 (ix86_split_long_move): Likewise.
5346 * i386.md (all calls to ix86_split_long_move): Update.
5348 2001-03-23 Richard Henderson <rth@redhat.com>
5350 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
5351 to avoid shadowing arguments.
5353 2001-03-23 Jakub Jelinek <jakub@redhat.com>
5355 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
5356 to variable names where DECL_NAME is different from
5357 DECL_ASSEMBLER_NAME.
5359 2001-03-23 Jim Wilson <wilson@redhat.com>
5361 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
5362 (assemble_alias): Call make_decl_rtl.
5364 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
5366 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
5368 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5370 * extend.texi: Document the "java_interface" attribute.
5372 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5374 * mkconfig.sh: Use a subshell with redirected stdout,
5375 instead of closing stdout and confusing commands that run
5376 afterward. Throw away output of cmp.
5378 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5380 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5382 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5384 * i386.md (zero_extendsidi2_32): Break out from ...
5385 (zero_extendsidi2): ... here ; turn to expander.
5386 (zero_extendsidi2_rex64): New.
5387 (extendsidi2_32): Break out from ...
5388 (extendsidi2): ... here ; turn to expander.
5389 (extendsidi2_rex64): New.
5390 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5391 (trunc?f?f splitters): Add 64bit versions.
5393 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5395 * i386.md (pushsi, pushsi2_prologue): Disable.
5396 (pushsi2_rex64): New.
5397 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5398 (movqi_ext_1): Disable for 64bit.
5399 (movqi_ext_1_rex64): New.
5400 (pushdi2_rex64): New pattern, peep2s and splitter.
5401 (pushdi2_prologue_rex64): New pattern.
5402 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5404 (movdi splitters): Disable for 64bit.
5405 (movdi_1_rex64): New pattern, peep2s and splitters.
5406 (swapdi): New pattern.
5407 (pushsf): Disable for 64bit.
5408 (pushsf_rex64): New pattern and splitter.
5409 (pushdf_nointeger): Disable for 64bit.
5410 (pushdf_integer): Handle the 64bit case.
5411 (pushtf): Likewise; update splitters.
5413 2001-03-22 Richard Henderson <rth@redhat.com>
5415 * mkconfig.sh: Include insn-flags.h.
5416 * Makefile.in (CONFIG_H): Include insn-flags.h.
5417 (lots of objects): Remove insn-codes.h and insn-flags.h.
5419 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5420 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5421 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5422 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5423 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5424 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5425 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5426 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5427 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5428 v850/v850.c, vax/vax.c:
5429 Don't include insn-flags.h.
5431 * diagnostic.c, expr.h, reload.c, toplev.c:
5432 Don't include insn-codes.h.
5434 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5435 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5436 c4x/c4x.c, i960/i960.c, mips/mips.c:
5437 Don't include insn-codes.h or insn-flags.h.
5439 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5440 or insn-flags.h in the generated code.
5441 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5442 (main): Forward declare struct rtx_def.
5444 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5446 * invoke.texi (-ffast-math): Remove duplicate line about
5449 * gcc.texi: Remove more obsolete documentation of bugs and
5450 installation problems.
5452 2001-03-21 Kazu Hirata <kazu@hxi.com>
5454 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5457 2001-03-20 Jason Merrill <jason@redhat.com>
5459 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5461 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5462 * varasm.c (CHKR_PREFIX): Likewise.
5464 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5466 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5467 is part of a multi-SET insn.
5469 * cse.c (find_comparison_args): Remove previous change.
5470 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5473 * config/i386/i386.md (conditional_trap): Remove warning.
5475 * recog.c (push_operand): Fix error in last change that caused
5476 undefined symbol on many targets.
5478 * sdbout.c: #include ggc.h.
5479 (sdbout_init): Move to end of file.
5480 Call ggc_add_tree_root for anonymous_types.
5481 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5482 (sdbout_one_type): Use DECL_NAME for field name.
5483 * Makefile.in (sdbout.o): Show includes ggc.h.
5485 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5487 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5488 (override_options): Use properlimits for preferred_stack_boundary.
5489 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5491 (ext_register_operand): Accept DImode.
5492 (load_pic_register): Abort on 64bit.
5493 (gen_push): Use Pmode instead of SImode.
5494 (ix86_save_reg): Pic reg is never used on 64bit.
5495 (ix86_expand_prologue): Likewise.
5496 (ix86_emit_save_regs): Use Pmode instead of SImode.
5497 (legitimate_address_p): Check displacement for 64bit.
5498 (print_operand): Avoid outputting of (%rip) on 64bit.
5499 (print_operand_address): Output (%rip) where possible.
5500 (split_di): Abort on 64bit registers.
5501 (ix86_expand_branch): DImode comparison is simple for x86_64.
5502 (memory_address_length): Recognize memory addresses formed using
5504 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5506 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5508 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5510 * recog.c (push_operand): Recognize new format of push instructions.
5512 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
5514 * i386.md (pushqi1): New.
5515 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
5516 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5517 x86_64_immediate_operand, x86_64_immediate_operand,
5518 x86_64_zext_immediate_operand): Declare.
5519 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
5520 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5521 x86_64_immediate_operand, x86_64_immediate_operand,
5522 x86_64_zext_immediate_operand): define.
5523 * i386.h (PREDICATE_CODES): Add new predicates.
5525 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
5527 * i386.md (pophi1, popqi1, pushqi1): Remove.
5529 * expr.c (emit_single_push_insn): New function.
5530 (move_by_pieces): Accept NULL as destination for push instructions.
5531 (gen_push_operand): Kill.
5532 (emit_push_insn): Pass NULL when pushing; avoid updating of
5533 stack_pointer_delta.
5534 * expr.h (gen_push_operand): Kill.
5536 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5538 * rtl.texi (COMPARE): Clarify documentation and reference section
5541 2001-03-20 Stan Shebs <shebs@apple.com>
5543 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
5544 (get_object_reference): Ditto.
5545 (error_with_ivar): Use error_with_file_and_line.
5546 (warn_with_method): Use warning_with_file_and_line.
5548 2001-03-20 Tom Tromey <tromey@redhat.com>
5550 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5552 2001-03-20 Mark Mitchell <mark@codesourcery.com>
5554 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
5555 variables that are TREE_PUBLIC, even if not TREE_STATIC.
5557 2001-03-20 DJ Delorie <dj@redhat.com>
5559 * Makefile.in (install-libgcc): Pass complete list of variables.
5560 (install-multilib): Ditto.
5562 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5564 * config/i386/cygwin.h: Declare ctor_section, dtor_section
5565 drectve_section, switch_to_section.
5567 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
5568 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
5569 i386_pe_mark_dllimport.
5571 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5573 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
5574 functions i386_pe_*.
5576 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
5577 i386_pe_* functions with char * arguments.
5579 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
5581 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
5583 (movsi_ie): Introduce fpul store.
5585 2001-03-20 Alan Modra <alan@linuxcare.com.au>
5587 * Makefile.in (OBJS): Remove hashtab.o.
5589 2001-03-19 Stan Shebs <shebs@apple.com>
5591 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
5592 * c-lang.c (maybe_objc_method_name): Ditto.
5593 * c-tree.h (maybe_objc_method_name): Remove decl.
5595 2001-03-19 Tom Tromey <tromey@redhat.com>
5597 * gcc.c (init_gcc_specs): Fix comment.
5599 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5601 Compute DECL_ASSEMBLER_NAME lazily.
5602 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
5603 (DECL_ASSEMBLER_NAME_SET_P): New macro.
5604 (SET_DECL_ASSEMBLER_NAME): Likewise.
5605 (COPY_DECL_ASSEMBLER_NAME): Likewise.
5606 (set_decl_assembler_name): Declare.
5607 (lang_set_decl_assembler_name): Likewise.
5608 * tree.c (lang_set_decl_assembler_name): New variab.e
5609 (set_decl_assembler_name): New function.
5610 (init_obstacks): Set lang_set_decl_assembler_name.
5611 (build_decl): Don't set DECL_ASSEMBLER_NAME.
5612 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
5613 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
5614 where it's not necessary.
5615 (builtin_function): Likewise.
5616 (finish_decl): Likewise.
5617 * dbxout.c (dbxout_type_methods): Likewise.
5618 * ggc-common.c (ggc_mark_trees): Likewise.
5619 * profile.c (output_func_start_profiler): Likewise.
5620 * varasm.c (make_decl_rtl): Likewise.
5622 * cse.c (find_comparison_args): Update documentation. Fix
5623 mishandling of COMPARE operations.
5625 * tree.def (ABS_EXPR): Add documentation.
5626 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5628 2001-03-19 Zack Weinberg <zackw@stanford.edu>
5630 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
5632 2001-03-19 Jakub Jelinek <jakub@redhat.com>
5634 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5635 Remove ia32 linux PIC kludge and move it...
5636 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5638 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
5640 * i386.md (absdf2 expander): Fix 64bit case.
5642 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
5644 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5646 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5648 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5650 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5652 * README.X11: Remove obsolete file.
5654 2001-03-18 Anthony Green <green@redhat.com>
5656 * config/pj/pj.h: Remove some trailing commas.
5657 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5659 2001-03-18 Richard Henderson <rth@redhat.com>
5661 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
5662 * calls.c: ... here.
5663 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
5664 defaults for them here.
5666 2001-03-17 Anthony Green <green@redhat.com>
5668 * config/pj/lib1funcs.S: Fix broken comment.
5669 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5672 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5674 * gcc.texi: Remove obsolete information relating to build and
5675 installation problems with enquire or the Pyramid C compiler.
5677 2001-03-17 Richard Henderson <rth@redhat.com>
5679 * dwarf2out.c (queue_reg_save): New.
5680 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
5681 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5683 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5684 (cfa, cfa_store, cfa_temp): Make static.
5685 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5687 2001-03-17 Richard Henderson <rth@redhat.com>
5689 * integrate.h (struct inline_remap): Add local_return_label.
5690 * integrate.c (expand_inline_function): Initialize it and emit
5691 it after copy_insn_notes.
5692 (copy_insn_list): Don't store local_return_label here.
5693 (copy_insn_notes): New function split out from copy_insn_list.
5695 2001-03-17 Richard Henderson <rth@redhat.com>
5697 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5698 is generating .debug_line.
5699 (dwarf2out_init): Add main_input_filename to the file table first.
5700 * configure.in (as_dwarf2_debug_line): Test with file number 1
5701 instead of file number 0.
5703 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5705 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5706 (gen_rtx_combine): Deleted; all references changed as appropriate.
5707 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
5709 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
5711 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5713 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5716 2001-03-16 Jim Wilson <wilson@redhat.com>
5718 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5719 then set it to LOC_REG (79) instead of aborting.
5721 2001-03-16 Phil Edwards <pme@sources.redhat.com>
5723 * gccbug.in: Remove high priority.
5725 2001-03-16 Richard Henerson <rth@redhat.com>
5727 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
5728 output with a space instead of deleting it.
5729 * configure: Regenerate.
5731 2001-03-16 Zack Weinberg <zackw@stanford.edu>
5733 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
5734 handles the gory details of converting an object file into
5735 something that's safe to grep.
5736 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
5737 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
5738 newlines at either end of the string we're looking for.
5739 Make 'checking ...' message less stilted.
5740 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
5741 ARM in-memory layout and its hypothetical converse. Don't
5742 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
5743 HOST_WORDS_BIG_ENDIAN.
5745 * configure.in: Adjust for renamed macro. Move
5746 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
5747 * configure, config.in: Regenerate.
5749 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5751 * fixinc/Makefile.in: Set SHELL.
5753 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5755 * fixinc/fixincl.c (fix_with_system): Quote file names before
5756 passing them to shell.
5758 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5760 * Makefile.in: Use fix-header$(build_exeext) instead
5763 2001-03-16 Richard Henderson <rth@redhat.com>
5765 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
5766 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
5767 (size_of_line_prolog): Remove.
5768 (output_line_info): Compute prologue size via label difference.
5769 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
5771 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
5772 assembler error when redefining file numbers.
5773 * config.in, configure: Rebuild.
5775 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
5776 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
5777 (dw2_asm_output_delta_uleb128): Likewise.
5778 (dw2_asm_output_delta_sleb128): Similarly.
5779 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
5781 2001-03-16 Michael Meissner <meissner@redhat.com>
5783 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
5785 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
5787 (BITMASK_LOWER16): Replacement for 0x0000ffff.
5789 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
5790 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
5791 being unsigned in ISO C and signed in traditional.
5792 (expand_prologue): Ditto.
5793 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
5795 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
5797 (divsi3,divdi3): Ditto.
5798 (modsi3,moddi3): Ditto.
5799 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
5800 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
5801 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
5804 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
5806 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
5807 SSE based conditional moves on LTGT/UNEQ conditions;
5808 Canonicalize EQ to NE.
5809 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
5810 (sse_mov?fcc_ne): New.
5812 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
5814 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5816 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
5817 register may be dead.
5819 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
5821 * Makefile.in (hash.o): Depend on CONFIG_H.
5823 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5825 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
5827 2001-03-15 Richard Henderson <rth@redhat.com>
5829 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
5830 (ASM_OUTPUT_DWARF_PCREL): New.
5831 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
5833 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5835 * cppfiles.c (stack_include_file): Use MAX of sysp.
5837 2001-03-15 Steve Ellcey <sje@cup.hp.com>
5839 * config.gcc (ia64*-*-hpux*): New case.
5840 * config/ia64/hpux.h: New file for HP-UX support.
5841 * config/ia64/t-hpux: New file for HP-UX support.
5843 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
5845 * fixinc/inclhack.def (irix_stdio_va_list): New.
5846 * fixinc/fixincl.x: Rebuilt.
5848 2001-03-15 Richard Henderson <rth@redhat.com>
5850 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
5851 if provided by the target.
5852 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
5853 (dw2_asm_output_addr): New.
5854 * dwarf2asm.h (dw2_asm_output_addr): Declare.
5855 * dwarf2out.c (output_cfi): Use it for program addresses.
5856 (output_call_frame_info, output_die): Likewise.
5857 (output_aranges, output_line_info): Likewise.
5859 2001-03-15 Bruce Korb <bkorb@gnu.org>
5861 * gcc.c(main): make more rigorous
5862 * collect2.c(main): guard against ignoring SIGCHLD
5863 * protoize.c(main): ditto
5864 * gcc/fixinc/fixincl.c(initialize): ditto
5866 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5868 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
5869 (sdbout_parms): Likewise.
5871 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
5873 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
5874 "widen" a destination that is already wider than a word. Also do
5875 not widen if LOAD_EXTEND_OP is NIL for the given mode.
5877 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5879 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
5881 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
5883 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
5885 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
5887 * i960.h (i960_maxbitalignment,
5888 i960_last_maxbitalignment): Declare.
5889 * i960.c (i960_maxbitalignment,
5890 i960_last_maxbitalignment): Make global.
5891 (process_pragma): Delete.
5892 (i960_pr_align, i960_pr_noalign): Move from here ...
5893 * i960-c.c: ... to this new file.
5894 * t-960bare (i960-c.o): New rule.
5895 * t-vxworks960 (i960-c.o): Likewise.
5896 * config.gcc (i960-*-*): Define c_target_objs and
5899 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5901 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
5902 without adding in rtx code and mode.
5904 * alias.c (init_alias_analysis): Don't use any rtx whose value
5905 varies as a known value.
5906 Delete a superfluous test.
5908 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
5910 (ia64_sched_reorder): Call maybe_rotate; also rotate after
5911 scheduling a stop bit.
5912 (ia64_emit_nops): Correctly handle ASMs.
5914 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5916 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
5918 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
5920 * cpp.texi: Update documentation for -include and -imacros.
5921 * cppfiles.c (struct include_file): Remove "defined" memeber.
5922 (find_or_create_entry): Make a copy of the file name, and
5924 (open_file): Update to ensure we use the simplified filename.
5925 (stack_include_file): Don't set search_from.
5926 (cpp_included): Don't simplify the path name here.
5927 (find_include_file): New prototype. Call search_from to
5928 get the start of the "" include chain. Don't simplify the
5930 (_cpp_execute_include): New prototype. Move diagnostics to
5931 do_include_common. Update.
5932 (_cpp_pop_file_buffer): Don't set defined.
5933 (search_from): New prototype. Use the preprocessor's cwd
5934 for files included from the command line.
5935 (read_name_map): Don't simplify the pathname here.
5936 * cpphash.h (enum include_type): New.
5937 (struct buffer): Delete search from. New search_cached.
5938 (_cpp_execute_include): Update prototype.
5939 * cppinit.c (do_includes): Use _cpp_execute_include.
5940 * cpplib.c (do_include_common): New function.
5941 (do_include, do_include_next, do_import): Use it.
5943 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5945 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
5946 contents of the RTL, to determine the name of the object.
5948 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5950 * tree.h (DECL_RTL): Allocate RTL lazily.
5951 (SET_DECL_RTL): New macro.
5952 (DECL_RTL_SET_P): Likewise.
5953 (COPY_DECL_RTL): Likewise.
5954 (DECL_RTL_IF_SET): Likewise.
5955 * varasm.c (make_decl_rtl): Add assertions about the kind of
5956 declaration we are processing.
5957 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
5958 (start_decl): Likewise.
5959 (finish_decl): Likewise.
5960 * c-semantics.c (emit_local_var): Likewise.
5961 * calls.c (expand_call): Likewise.
5962 * dbxout.c (dbxout_symbol): Likewise.
5963 * emit-rtl.c (unshare_all_rtl): Likewise.
5964 (unshare_all_decls): Likewise.
5965 (reset_used_decls): Likewise.
5966 * expr.c (store_constructor): Likewise.
5967 (safe_from_p): Likewise.
5968 (expand_expr): Likewise.
5969 * function.c (put_var_into_stack): Likewise.
5970 (instantiate_decls_1): Likewise.
5971 (assign_parms): Likewise.
5972 (expand_function_start): Likewise.
5973 (expand_function_end): Likewise.
5974 * ggc-common.c (gcc_mark_trees): Likewise.
5975 * integrate.c (function_cannot_inline_p): Likewise.
5976 (copy_decl_for_inlining): Likewise.
5977 (expand_inline_function): Likewise.
5978 (integrate_parm_decls): Likewise.
5979 (integrate_decl_tree): Likewise.
5980 * print-tree.c (print_node): Likewise.
5981 * reg-stack.c (stack_result): Likewise.
5982 * stmt.c (label_rtx): Likewise.
5983 (expand_return): Likewise.
5984 (expand_decl): Likewise.
5985 (expand_decl_cleanup): Likewise.
5986 (expand_anon_union_decl): Likewise.
5987 * toplev.c (check_global_declarations): Likewise.
5988 (rest_of_decl_compilation): Likewise.
5989 * tree.c (simple_cst_equal): Likewise.
5990 * objc/objc-act.c (generate_static_references): Likewise.
5992 2001-03-14 Zack Weinberg <zackw@stanford.edu>
5994 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
5995 gcc_AC_C_FLOAT_FORMAT): New macros.
5996 * configure.in: Add AC_PROG_CPP after CC tests;
5997 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
5998 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
5999 * configure, config.in: Regenerate.
6001 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
6002 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6003 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6004 config/i370/xm-linux.h, config/i370/xm-oe.h,
6005 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6006 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
6007 config/pa/xm-linux.h, config/pa/xm-pa.h,
6008 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
6009 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
6010 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
6011 config/we32k/xm-we32k.h: Delete.
6013 * config/i370/xm-mvs.h, config/m88k/m88k.h,
6014 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6015 config/vax/xm-vms.h: Don't define any of:
6016 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
6018 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
6020 * config.gcc: Remove references to deleted files.
6021 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
6022 FATAL_EXIT_CODE, which is the same between oe and mvs).
6024 2001-03-14 DJ Delorie <dj@redhat.com>
6025 Vladimir Makarov <vmakarov@redhat.com>
6027 * config/i960/i960.c (i960_function_prologue): Compute size of
6028 frame according to number of registers actually saved there.
6030 2001-03-14 Richard Henderson <rth@redhat.com>
6032 * expr.c (emit_move_insn_1): Fix else if around #endif.
6034 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
6037 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
6040 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
6042 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
6043 (override_options): Parse cmodel string.
6044 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
6045 * i386.h (TARGET_OPTIONS): Add "cmodel".
6046 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
6048 (ix86_cmodel_string, ix86_cmodel): Declare.
6050 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
6053 * i386.h (GENERAL_REG_P): Add missing REG_P.
6055 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
6057 * configure.in: Use $gcc_cv_as instead of $as.
6058 * configure: Regenerated.
6060 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
6062 * cppfiles.c (stack_include_file): Only increase the include
6063 count if we actually process the file properly, as opposed
6064 to treating it as length zero. Only call read_include_file
6065 if not DO_NOT_REREAD. Handle the -H include file output
6067 (read_include_file): Remove now redundant DO_NOT_REREAD check.
6068 (cpp_included, find_include_file): Simplify pathnames after
6069 remapping them. If remapping, don't use the remapped file
6070 name's buffer as our scratch buffer.
6071 (cpp_pop_file_buffer): Replace the multiple include macro
6072 only if it isn't yet set.
6073 (read_name_map): Simplify remapped names when reading in.
6074 (remap_filename): Move code to code path that uses it.
6075 (_cpp_simplify_pathname): Return the input pointer.
6076 * cpphash.h (_cpp_simplify_pathname): Update prototype.
6078 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6080 * expr.c (expand_expr): Revove bogus conditional.
6082 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
6084 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
6086 2001-03-14 Jakub Jelinek <jakub@redhat.com>
6088 * reg-stack.c (stack_result): Unconditionally use
6089 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
6091 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
6093 * expr.c (emit_move_insn_1): Split push of complex value when
6094 no suitable push instruction exist.
6096 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
6097 instead of QI_REG_P.
6099 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6101 * alias.c (handled_component_p, can_address_p): New functions.
6102 (get_alias_set): Use them.
6104 2001-03-13 Jim Wilson <wilson@redhat.com>
6106 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
6107 from 80 in try_locals code.
6108 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
6110 2001-03-13 Zack Weinberg <zackw@stanford.edu>
6112 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
6113 gcc_AC_C_LONG_LONG): New.
6114 * configure.in: Use them. Probe the size of short, int, long,
6115 and long long/__int64 if we have them. Move all the AC_C_*
6116 checks together, except gcc_AC_C_CHAR_BIT which has to go
6117 after AC_CHECK_HEADERS(limits.h).
6118 Take hwint.h out of host_xm_file and build_xm_file.
6120 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
6121 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
6122 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
6123 Move the HOST_WIDEST_INT setup logic here from system.h.
6124 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
6126 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
6127 is now handled by hwint.h.
6129 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
6130 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
6131 config/ia64/xm-ia64.h: Don't define any of:
6132 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
6133 HOST_BITS_PER_LONGLONG.
6135 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
6136 config/h8300/xm-h8300.h, config/mips/iris6.h,
6137 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
6138 config/sparc/xm-sp64.h: Delete.
6139 * config.gcc: Remove references to deleted files.
6141 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
6142 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
6143 * config/i370/xm-linux.h: Clarify floating-point situation in
6146 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
6148 * cppfiles.c (NO_INCLUDE_PATH): New macro.
6149 (find_include_file): Decide here which part of the include
6150 chain to start the search. Complain about an empty include
6151 chain in all cases apart from an abolsute file name.
6152 (_cpp_execute_include): Don't choose the search chain here.
6153 Don't call handle_missing_include in the case of an empty
6155 (_cpp_compare_file_date): Don't choose the search chain here.
6156 * cpplib.c (do_include_next): Move the in-main-file diagnostic
6157 here from _cpp_execute_include. Behave like #include if
6158 we're in the main file.
6160 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6162 * system.h (malloc, realloc, calloc, strdup): Only poison these
6163 tokens when IN_GCC is defined.
6165 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
6167 * i386.md (abs?f expander): Support SSE case.
6168 (abd?f_if): Add new "USE"; add splitters.
6170 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6172 * cpp.texi (poison): Explain the macro expansion exception.
6174 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6176 * expr.c (store_expr): Add dont_store_target. If temp is already in
6177 target before copying to reg, don't store it into target again.
6179 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6181 * cppinternals.texi: Update for file handling.
6183 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6185 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6186 2001-02-24 which broke building the Java library.
6187 * function.c (identify_blocks): Likewise.
6188 (all_blocks): Likewise.
6189 * integrate.c (integrate_decl_tree): Likewise.
6190 * print-tree.c (print_node): Likewise.
6191 * tree.h (BLOCK_NUMBER): Likewise.
6192 (struct tree_block): Likewise.
6194 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6196 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6197 __WCHAR_TYPE__ definition.
6198 (WCHAR_TYPE_SIZE): #undef before #define.
6200 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6202 * cppfiles.c: Update comments.
6203 (destroy_include_file_node): Rename destroy_node.
6204 (find_or_create_entry): New function.
6205 (open_file, _cpp_fake_include): Use it.
6206 (handle_missing_header): New function, broken out of
6207 _cpp_execute include. Don't segfault if there is no
6208 system or quoted path.
6209 (_cpp_execute_include): Use handle_missing_header.
6211 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6213 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6214 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6216 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6218 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6219 unless anti_dependence says they are.
6220 * alias.c (objects_must_conflict): If neither has a type specified,
6223 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6224 David Billinghurst <David.Billinghurst@riotinto.com>
6226 * config/mips/iris5.h: Change WCHAR_TYPE to int.
6228 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
6230 * i386.md (trunctfdf2_2): Rename missnamed pattern.
6231 (*_one_bit): Remove type on the match_operand in attributes.
6233 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
6235 * i386.c: Commit forgotten hunk in previous patch.
6236 (regclass_map): Add extended registers.
6237 (dbx_register_map): Add missing frame register.
6239 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
6241 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
6243 * i386.md (x86_sahf_1): Disable for 64bit.
6244 (popsi*, pophi*): Likewise.
6245 (pushqi, pushhi): Likewise.
6246 (movdi, pushdi): Likewise.
6247 (zero extend DImode splitter): Likewise.
6248 (adddi, minusdi splitter): Likewise.
6249 (umulsidi): Likewise.
6251 (mulsidi): Disable for 64bit
6252 (lshift:DI/ashift:DI): Disable for 64bit.
6253 (loop patterns): Likewise.
6254 (call_pop, call_value_pop expanders and patterns): Likewise.
6255 (prologue_get_pc): Likewise.
6257 (fcmovDI pattern and splitter): Likewise.
6258 (movdfcc_1_rex64): New.
6260 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
6262 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
6263 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
6264 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
6265 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
6266 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
6267 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
6268 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
6269 (PUSH_ROUNDING): x86_64 rounds to 64bits.
6270 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
6271 (REGPARM_MAX): Set to 6 for x86_64.
6272 (SSE_REGPARM_MAX): Set to 16 for x86_64.
6273 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
6276 * (patterns that does use upper halves): Update constraints
6277 'q' to 'Q' and 'r' to 'R'.
6278 (cmpqi_ext_1): Disable for 64bit.
6279 (cmpqi_ext_3_insn): Likewise.
6280 (movqi_extzv_1): Likewsie.
6281 (addqi_ext_1): Liekwsie
6282 (testqi_ext_1): Liekwsie
6283 (andqi_ext_1): Liekwsie
6284 (xorqi_ext_1): Liekwsie
6285 (cmpqi_ext_1_rex64): New.
6286 (cmpqi_ext_3_insn_rex64): Likewise.
6287 (movqi_extzv_1_rex64): Likewsie.
6288 (addqi_ext_1_rex64): Liekwsie
6289 (testqi_ext_1_rex64): Liekwsie
6290 (andqi_ext_1_rex64): Liekwsie
6291 (xorqi_ext_1_rex64): Liekwsie
6293 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6295 * configure.in: Move check for unsigned enumerated bitfields
6296 to macro in aclocal.m4. Disable it for now.
6297 * configure, config.in: Regenerate.
6298 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
6299 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
6300 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
6301 kind above its first use.
6303 * config/xm-interix.h, config/alpha/xm-alpha.h,
6304 config/i370/xm-linux.h, config/i386/xm-beos.h,
6305 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
6306 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6307 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
6308 Don't define ONLY_INT_FIELDS under any circumstances.
6310 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
6312 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6313 config/sparc/xm-sysv4.h: Delete - now identical with some
6315 * config.gcc (hppa targets): Replace xm-pahpux.h and
6316 xm-papro.h with implicit xm-pa.h.
6317 (sparc targets): Replace xm-sysv4.h with implicit or explicit
6320 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
6322 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
6323 before reload_cse_noop_set_p.
6325 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6327 * config.gcc: Where xm-host.h used to include another
6328 xm-host.h, list the nested header directly in xm_file. Remove
6329 references to deleted files. Can now use sparc/xm-sp64.h for
6332 * config/xm-linux.h, config/arm/xm-linux.h,
6333 config/i386/xm-dos.h, config/i386/xm-gnu.h,
6334 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
6335 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
6336 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
6337 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
6340 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
6341 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
6342 bother to wrap #undef in #ifdef.
6343 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
6344 Don't include xm-linux.h.
6345 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
6347 * configure.in: Wrap regexps using [] in changequote block.
6348 Use expr : not echo | grep. Simplify regexps.
6349 * configure: Regenerate.
6351 56 xm-files remain, 22 xm-arch.
6353 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6355 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
6356 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6357 (local_index, local_rindex): Delete, use strchr/strrchr instead.
6358 (copy_object): Fix format specifier vs argument mismatch.
6360 * mips-tdump.c: Make local functions static.
6361 (rindex): Don't #undef.
6362 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6363 (fatal, fancy_abort): Delete.
6364 (read_seek): Avoid signed/unsigned compare.
6366 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6368 * combine.c (try_combine): Fix error in change to try original
6370 (gen_rtx_combine): Do same as gen_rtx for now.
6372 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6374 * configure.in: AC_SUBST xm_defines.
6375 * configure: Regenerate.
6376 * Makefile.in: Set DEFINES=$(xm_defines) when building
6379 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6381 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6382 (cpp_included, find_include_file): Update.
6383 (_cpp_compare_file_date): Make else unconditional.
6385 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6387 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6389 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6391 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6392 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6394 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6396 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6397 if it's a record type.
6399 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6401 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6402 mingw includes slightly.
6404 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6406 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6407 #undef token before poisoning it.
6409 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6411 * alpha.c (check_float_value): Use memcpy, not bcopy.
6413 * m32r.c (m32r_sched_reorder): Likewise.
6415 * vax.c (check_float_value): Likewise.
6417 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6419 * toplev.c (file_name_nondirectory): Remove.
6420 * toplev.h: Similarly.
6421 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6422 of file_name_nondirectory.
6424 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6426 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6427 * mips-tfile.c: Don't #undef rindex; not used.
6429 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6431 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6432 (dbx64_register_map): Declare.
6433 (RETURN_ADDR_RTX): Fix for 64bit.
6434 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6435 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6436 * i386.c (dbx64_register_map): New global array.
6437 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6438 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6441 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6443 * cppfiles.c (search_from): Use lbasename.
6444 * mkdeps.c (deps_add_default_target): Use lbasename.
6446 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6448 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6449 xcalloc in lieu of malloc, realloc & calloc.
6451 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6453 * gengenrtl.c (xmalloc): Likewise.
6455 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6456 really_call_* memory allocation routines.
6458 * stmt.c (check_for_full_enumeration_handling): Use
6459 really_call_calloc, not calloc.
6461 * system.h (really_call_malloc, really_call_calloc,
6462 really_call_realloc): Define.
6463 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6465 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6467 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6469 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6471 * configure: Rebuilt.
6472 * configure.in: Only use `lang_requires' for languages athat are
6475 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6477 * invoke.texi: Fix typo.
6478 * gcc.1: Regenerate.
6480 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6482 * configure.in: Prune nonexistent files from build_xm_file,
6483 xm_file, and host_xm_file lists. Warn unless they're
6485 Don't generate *config.h here.
6486 AC_SUBST all variables needed to generate *config.h.
6487 * configure: Regenerate.
6488 * mkconfig.sh: New helper script, from code removed from
6490 * Makefile.in: Zap all MALLOC variables - no longer used
6491 anywhere, and malloc.c doesn't exist.
6492 Substitute in variables needed to generate *config.h.
6493 Stop lying about the dependencies contained in CONFIG_H and
6495 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6496 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6497 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6498 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6499 $(TM_P_H), etc. as appropriate.
6501 * config.gcc: Zap references to deleted files.
6502 * ggc-none.c: Don't include rtl.h or tm_p.h.
6504 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6505 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6506 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6507 config/i386/xm-linux.h, config/i386/xm-linux.h,
6508 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6509 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6510 Don't include i386/xm-i386.h.
6512 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
6513 config/i386/xm-i386.h, config/i860/xm-i860.h,
6514 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
6515 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6516 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
6517 Delete (empty except comments, #includes of other deleted
6518 files, and macros used nowhere).
6520 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
6522 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
6523 independent on TARGET_FLAGS.
6525 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
6527 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
6529 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
6531 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
6533 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
6534 LAST_REX_SSE_REG): define.
6535 (enum reg_class): Add 'LEGACY_REGS'
6536 (REG_CLASS_CONTENTS): Likewise; add extended registers.
6537 (SSE_REGNO_P): Recognize extended registers.
6538 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
6539 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
6540 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
6541 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
6542 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
6543 REG_OK_FOR_STRREG_P): Remove.
6544 (HI_REGISTER_NAMES): Add extended registers.
6545 (ADDITIONAL_REGISTER_NAMES): Likewise.
6546 (QI_REGISTER_NAMES): Add 8bit extended registers.
6547 (DEBUG_REG): Support extended registers.
6548 * i386.c (regclass_map): Add extended registers.
6549 (dbx_register-map): Likewise.
6550 (svr4_dbx_register_map): Likewise.
6551 (print_reg): Support extended registers.
6552 (print_operand): Support 64bit operands.
6554 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
6556 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
6557 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6558 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
6559 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
6560 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
6561 STACK_BOUNDARY): Set properly for 64bits.
6562 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
6563 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
6564 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
6565 (MOVE_MAX): Set to 16.
6566 (MOVE_MAX_PIECES): 8 for 64bit.
6567 (Pmode): Set to SImode.
6569 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
6571 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
6573 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
6575 * i386.h (mask_64bit): New constant.
6576 (target_64bit): New macro.
6577 (target_options): Add '64'/'32'
6578 (target_default): Define.
6579 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
6580 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
6581 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
6583 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
6585 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
6587 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
6589 * rtlanal.c (rtx_varies_p): Check operand 0 of a
6590 LO_SUM unless for_alias is set.
6592 2001-03-08 Stan Shebs <shebs@apple.com>
6594 * objc/objc-act.c: Fix old typos in comments, add comments for
6596 (hash_init): Fix file name in error message.
6597 (hash_enter): Ditto.
6598 (hash_add_attr): Ditto.
6599 (continue_class): Ditto.
6601 2001-03-08 Bruce Korb <bkorb@gnu.org>
6603 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
6604 wait4() can receive the signal.
6606 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6608 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
6610 * fixinc/fixincl.x: Regenerate.
6612 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6614 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
6616 * fixinc/fixincl.x: Regenerate.
6618 2001-03-08 Richard Henderson <rth@redhat.com>
6620 * configure.in (HAVE_AS_LEB128): New assembler check.
6621 * configure, config.in: Rebuilt.
6623 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
6625 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
6628 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6630 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
6631 references to the MAXPATHLEN macro.
6633 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
6634 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
6637 * config/i386/xm-gnu.h, config/xm-gnu.h,
6638 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
6639 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
6640 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
6641 and/or unused files.
6643 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
6644 doing so in various xm-*.h files.
6646 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6648 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
6650 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
6652 * configure.in (enable_shared): Support per-package shared-library
6654 * configure: Rebuilt.
6656 2001-03-07 David Edelsohn <edelsohn@gnu.org>
6658 * rs6000.md (cr logic): Add original POWER mnemonic alternative
6659 for crnot. Set operands[5] in splitter.
6661 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6663 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
6664 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
6665 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
6666 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
6667 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
6668 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
6669 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
6672 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
6673 config/i370/xm-i370.h, config/i386/xm-dgux.h,
6674 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
6675 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
6676 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
6677 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
6678 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
6679 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
6680 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
6681 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6682 Delete unused and/or empty files.
6684 * config.gcc: Define USG in xm_defines as appropriate. Define
6685 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6686 macro. Remove deleted xm-* files from $xm_files variable.
6688 2001-03-07 Tom Tromey <tromey@redhat.com>
6690 * configure: Rebuilt.
6691 * configure.in: Allow config-lang.in to set `lang_requires' to list
6692 of other required languages.
6694 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6696 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6698 (output_prologue): Use xmalloc not oballoc.
6699 (output_epilog): Free a29k_first_epilogue_insn when finished.
6700 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6702 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6704 * builtins.c (expand_builtin_mathfn): Check
6705 flag_unsafe_math_optimizations, not flag_fast_math.
6706 (expand_builtin): Likewise
6707 * combine.c (combine_simplify_rtx): Likewise.
6708 (simplify_if_then_else): Likewise.
6709 * cse.c (fold_rtx): Likewise.
6710 * flags.h: Remove flag_fast_math. Add
6711 flag_unsafe_math_optimizations and flag_trapping_math.
6712 * fold-const.c (negate_expr): Check
6713 flag_unsafe_math_optimizations, not flag_fast_math.
6714 (invert_truthvalue): Likewise.
6715 (fold): Likewise. Before associating operands, check that
6716 code == MULT_EXPR, not code != MULT_EXPR.
6717 * ifcvt.c (noce_try_minmax): Check
6718 flag_unsafe_math_optimizations, not flag_fast_math.
6719 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
6720 * invoke.texi: Document -funsafe-math-optimizations and
6721 -fno-trapping-math. Change documentation for -ffast-math.
6722 * jump.c (reversed_comparison_code_parts): Likewise.
6723 (rtx_equal_for_thread_p): Likewise.
6724 * optabs.c (emit_conditional_move): Likewise.
6725 * simplify-rtx.c (simplify_binary_operation): Likewise.
6726 (simplify_relational_operation): Likewise.
6727 (simplify_ternary_operation): Likewise.
6728 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
6729 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
6730 Add trapping-math and unsafe-math-optimizations entries to f_options.
6731 (set_fast_math_flags): New, sets flags for -ffast-math.
6732 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
6733 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
6734 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
6736 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
6737 (alpha_emit_conditional_move): Initialize local_fast_math to
6738 flag_unsafe_math_optimizations, not flat_fast_math.
6739 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
6740 instead of setting flag_fast_math to 1.
6741 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
6743 * config/i386/i386.c (override_options): Likewise
6744 * config/i386/i386.md: Likewise.
6745 * config/m68k/m68k.md: Likewise.
6746 * config/mips/mips.md: Likewise.
6747 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
6748 (rs6000_generate_compare): Likewise.
6750 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6752 * Makefile.in: Set RANLIB to @RANLIB@.
6755 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6757 * fixinc/inclhack.def (djgpp_wchar_h): New test.
6758 * fixinc/fixincl.x: Regenerated.
6760 2001-03-07 Richard Henderson <rth@redhat.com>
6762 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
6764 2001-03-07 Richard Henderson <rth@redhat.com>
6766 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
6767 of block notes and exception handling notes.
6769 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
6770 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
6771 (compile_file): ... here.
6773 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6775 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
6777 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
6778 config.h now. Include libiberty.h to handle alloca.
6780 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6782 * c-parse.in (yylexname): New function, split out of _yylex.
6783 (objc_rid_sans_at): New table.
6784 (init_reswords): Initialize it.
6785 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
6786 retrieving the next token and checking it for significance as
6787 an ObjC keyword or string constant.
6789 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
6790 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
6792 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
6795 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
6797 * config/m68k/m68k.c (const_uint32_operand): Accept any
6798 const_int on a 32-bit host.
6800 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
6802 * objc/objc-act.c (init_objc): Set save_lang_status,
6803 restore_lang_status, and mark_lang_status.
6805 2001-03-06 Krister Walfridsson <cato@df.lth.se>
6807 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
6809 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
6811 * cppinternals.texi: Update.
6813 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6815 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6816 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
6817 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
6818 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6819 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
6820 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6821 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
6822 config/i386/xm-i386.h, config/i860/xm-i860.h,
6823 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6824 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
6825 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6826 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6827 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6828 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6829 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
6830 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6831 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
6832 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6833 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6834 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
6835 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
6836 match the defaults provided in hwint.h.
6838 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6839 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
6841 * config.gcc (xm_file): Don't set to files which are deleted.
6843 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
6844 guard this file against these macros being undefined.
6846 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6848 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
6849 and DECL_DEFER_OUTPUT on the decl we create, before calling
6850 rest_of_decl_compilation.
6852 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6854 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
6856 * configure, config.in: Regenerate.
6857 * config.gcc: Remove references to deleted files.
6859 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
6860 genrecog.c, rtl.c: Do not use alloca anywhere.
6862 * Makefile.in, build-make, system.h, config/x-interix,
6863 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
6864 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
6865 config/arc/xm-arc.h, config/arm/xm-arm.h,
6866 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6867 config/h8300/xm-h8300.h, config/i370/x-oe,
6868 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
6869 config/i386/x-ncr3000, config/i386/x-sco5,
6870 config/i386/xm-dgux.h, config/i860/x-sysv4,
6871 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
6872 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
6873 config/m68k/x-hp320g, config/m69k/x-mot3300,
6874 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
6875 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
6876 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
6877 config/m88k/x-sysv4, config/m88k/x-tekXD88,
6878 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6879 config/mips/x-iris, config/mips/x-iris3,
6880 config/mips/x-sni-svr4, config/mips/x-sysv,
6881 config/mips/xm-iris6.h, config/mips/xm-mips.h,
6882 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
6883 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
6884 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6885 config/pa/xm-papro.h, config/romp/xm-romp.h,
6886 config/rs6000/x-aix31, config/rs6000/x-aix41,
6887 config/rs6000/x-beos, config/rs6000/x-lynx,
6888 config/rs6000/x-mach, config/rs6000/x-rs6000,
6889 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
6890 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6891 config/sparc/x-sysv4, config/sparc/xm-linux.h,
6892 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
6893 config/vax/xm-vms.h: Eradicate all references to alloca and
6896 * config/xm-alloca.h, config/clipper/x-clix,
6897 config/i386/xm-sysv4.h, config/i860/x-fx2800,
6898 config/i860/x-sysv3, config/m88k/x-sysv3,
6899 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
6900 (contained only alloca related hacks).
6902 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
6905 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
6907 * invoke.texi: Document __FAST_MATH__.
6909 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6911 * crtstuff.c: Restore include of auto-host.h.
6913 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
6915 Put main() in a separate file, so that the language
6916 front-end can use a different main().
6919 * toplev.c: (main): Rename as toplev_main.
6920 * toplev.h: Declare toplev_main.
6921 * Makefile.in (OBJS): add toplev.o.
6922 (BACKEND): remove toplev.o, add main.o.
6924 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6926 * cppfiles.c (search_from): Special case the empty string.
6928 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6930 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
6931 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
6932 strlen or strcpy; we already know the length.
6933 (_cpp_compare_file_date): Similarly.
6934 * cpphash.h (struct cpp_reader): Delete done_initialising.
6935 (CPP_PREV_BUFFER): Delete.
6936 * cppinit.c (cpp_start_read): Don't set done_initialising.
6937 * cpplex.c (parse_string): Guarantee null-termination.
6938 (_cpp_equiv_toklists): Remove.
6939 * cpplib.c (glue_header_name): Null-terminate.
6940 (do_line): Don't leak memory.
6941 * cpplib.h (BT_WEAK): Delete.
6942 * cppmain.c (cb_ident): Strings are now null-terminated.
6944 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
6946 * gcc.c (convert_filename): Append executable suffix
6947 if NO_AUTO_EXE_SUFFIX is not defined.
6948 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
6949 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
6951 2001-03-03 David O'Brien <obrien@FreeBSD.org>
6953 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6954 * c-parse.gperf, c-gperf.h: Delete.
6955 (c-gperf.h was accidently re-added to the CVS repo in the rev
6956 1.16 commit by tromey)
6958 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6960 * cpplex.c (_cpp_lex_token): Don't warn about directives in
6961 macro arguments when looking for the '('.
6962 * cppmacro.c (funlike_invocation_p): Set parsing_args to
6963 2 when really parsing arguments; 1 when looking for '('.
6964 Always restore the lexer position.
6966 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6968 * longlong.h (umul_ppmm): Don't use a multiline string.
6970 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6972 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
6973 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
6974 t_bool in declaration because pcc can't combine volatile with typedef
6977 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
6979 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
6980 until when it is really needed.
6981 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
6982 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
6983 * i386.md (float?i?f splitter): Don't force source operand to memory
6985 (sse_movdfcc): Fix constraint.
6986 (sse_movdfcc splitter): Handle properly the second alternative.
6988 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6990 * cpplex.c (parse_string): Unconditionally pedwarn.
6992 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6995 * cppexp.c (parse_number): Update.
6996 * cpplex.c (parse_string): Pedwarn if multiline string does not
6997 result from a system header's macro.
6998 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
6999 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
7000 for function-like macros too.
7001 * c-lex.c (lex_number): Update.
7003 2001-03-03 Richard Henderson <rth@redhat.com>
7005 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
7007 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
7009 * combine.c (try_combine): If split with mode-changed scratch
7010 register didn't work, try the original mode.
7012 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
7014 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
7015 * config/c4x/c4x.h: Likewise.
7016 * stor-layout.c (compute_record_mode): Likewise.
7017 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
7019 2001-03-02 Zack Weinberg <zackw@stanford.edu>
7021 * configure.in: Kill tm.h. Include the files in the $tm_file
7022 list in all three of config.h, hconfig.h, tconfig.h, after the
7023 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
7024 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
7025 * configure: Regenerate.
7026 * Makefile.in (clean): Don't delete tm.h.
7028 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
7029 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
7030 those are not defined, set SEC and FEC to 0 and 1.
7031 * gcc.texi: Update to match.
7033 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
7034 * config/fp-bit.c, config/m68k/aux-crt2.asm,
7035 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
7036 Include tconfig.h, not tm.h.
7038 * config/xm-lynx.h, config/xm-std32.h,
7039 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7040 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
7041 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
7042 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7043 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7044 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7045 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
7046 config/i386/xm-i386.h, config/i860/xm-i860.h,
7047 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7048 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
7049 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7050 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7051 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7052 config/pa/xm-linux.h, config/pa/xm-pa.h,
7053 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7054 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
7055 config/pj/xm-pj.h, config/romp/xm-romp.h,
7056 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7057 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7058 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7059 config/v850/xm-v850.h, config/vax/xm-vax.h,
7060 config/we32k/xm-we32k.h:
7062 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
7064 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
7065 config/i370/xm-oe.h: Don't include tm.h. Don't define
7067 * config/vax/xm-vms.h: Don't include tm.h.
7069 * config/xm-lynx.h, config/avr/xm-avr.h,
7070 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
7071 Delete; made empty by above changes.
7072 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7073 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
7074 Don't include config/xm-lynx.h or tm.h.
7076 * config/xm-gnu.h: Don't include fcntl.h.
7077 * config/sparc/xm-lynx.h: Don't include sys/types.h and
7079 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
7081 2001-03-02 Richard Henderson <rth@redhat.com>
7083 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
7084 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
7086 2001-03-02 Richard Henderson <rth@redhat.com>
7088 * Makefile.in (OBJS): Add dwarf2asm.o.
7089 * dwarf2asm.c, dwarf2asm.h: New files.
7090 * dwarf2out.c (*): Use them.
7091 (size_of_uleb128, size_of_sleb128): Remove.
7092 (output_uleb128, output_sleb128): Remove.
7093 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
7094 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
7095 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
7096 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
7097 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
7098 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
7099 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
7100 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
7101 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
7102 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7103 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
7104 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
7105 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
7106 (dwarf2out_frame_debug): Remove unused variables.
7107 (output_loc_operands): Don't abort on 8 byte constants if
7108 host integers are wide enough.
7109 (output_symbolic_ref): Remove.
7110 (size_of_die): Don't assume 4 byte host integers.
7111 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
7113 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
7114 something stupid with HOST_WIDE_INT to long truncation.
7115 [CONST_DOUBLE]: Likewise.
7117 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
7118 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7119 * config/arm/unknown-elf.h: Likewise.
7120 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
7121 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
7122 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
7123 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
7124 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
7125 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
7126 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
7127 (ASM_OUTPUT_DWARF_OFFSET): Remove.
7128 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
7129 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
7130 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
7131 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
7133 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7135 * cselib.c (hash_rtx): Cast enums to unsigned int.
7137 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7139 * print-rtl.c (print_rtx): Cast enums to int for comparison.
7140 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
7142 * c-format.c (C_STD_VER): Cast to int for comparisons.
7143 (check_function_format): Cast various enums to int for &.
7144 (maybe_read_dollar_number): Likewise.
7145 (check_format_info): Likewise.
7146 (check_format_info_main): Likewise.
7147 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
7148 (safe_from_p): Likewise.
7149 * varasm.c (const_hash): Cast enum to int for %.
7150 * emit-rtl.c (init_emit_once): Use int loop variable to work around
7151 pcc enum problems with < and ++ operators.
7152 * regclass.c (init_reg_sets_1): Cast enums for comparison.
7153 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
7154 (regclass_init): Change enum class to int to iterate over reg_classes.
7155 * genrecog.c (merge_trees): Cast enums for comparison.
7156 * rtl.h (GET_CODE): Cast to enum rtx_code.
7157 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
7158 (GET_MODE): Cast to enum machine_mode.
7159 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
7160 (GET_NOTE_INSN_NAME): Cast enum to int.
7161 * tree.h (TREE_CODE): Cast to enum tree_code.
7162 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
7163 * timevar.c (timevar_print): Change loop variable id from enum to
7165 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
7166 * config/i386/i386.md: Use PUT_MODE for mode assignment.
7167 * toplev.c (compile_file): Cast enum DFI to int.
7168 (decode_d_option): Likewise.
7170 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
7172 * cppinit.c (append_include_chain): Mark "after" include file name list
7173 as a system directory.
7174 * cpp.texi: Document new behavior.
7176 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7178 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7180 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7182 * cppfiles.c (struct include_file): Update.
7183 (stack_include_file): Use search_from.
7184 (cpp_included, find_include_file): Update.
7185 (cpp_execute_include): Update. ptr->name may not be
7186 null terminated. Use the new search_from member variable
7188 (_cpp_compare_file_date): Similarly.
7189 (search_from): New function, similiar to actual_directory.
7190 (actual_directory): Delete.
7191 (remap_filename): Update. loc->name may not be null terminated.
7192 (struct file_name_list): Rename search_path. Update.
7193 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7194 search_from and dir.
7195 (struct cpp_reader): Remove actual_dirs.
7196 * cppinit.c (struct cpp_pending): Update for renamed objects.
7197 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7198 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7199 * cpplib.h (struct cpp_options): Similarly.
7201 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7203 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7204 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7205 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7206 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7207 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7208 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7209 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7210 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7211 config/i370/xm-oe.h, config/i386/xm-aix.h,
7212 config/i386/xm-i386.h, config/i386/xm-osf.h,
7213 config/i860/xm-i860.h, config/i960/xm-i960.h,
7214 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7215 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7216 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7217 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7218 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7219 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7220 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7221 config/pj/xm-pj.h, config/romp/xm-romp.h,
7222 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7223 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7224 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7225 config/v850/xm-v850.h, config/vax/xm-vax.h,
7226 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
7227 Do not define TRUE or FALSE.
7229 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
7230 empty by above change.
7231 * config.gcc: Remove references to these files.
7233 * configure.in: Detect stdbool.h.
7234 * configure, config.in: Regenerate.
7235 * system.h: Include stddef.h here if available.
7236 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
7237 Then set up a sensible boolean type at the very end.
7239 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
7240 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
7242 * hash.h: Delete 'boolean' typedef and related #undefs.
7244 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
7245 all uses of 'boolean' with 'bool'.
7247 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7249 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
7250 * cppexp.c (lex): Cast enums for comparison.
7251 * cppinit.c (parse_option): Cast enum for comparison.
7252 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
7253 (cpp_output_token): Likewise.
7254 (cpp_can_paste): Cast enums for comparsion and plus/minus.
7255 (cpp_avoid_paste): Cast enums for minus and comparison.
7257 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7259 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
7260 field to all array elements.
7262 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7264 * cpphash.h (struct cpp_reader): Add print_version field.
7265 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
7266 just set print_version and other flags as appropriate.
7267 (cpp_post_options): Print version here if print_version is set.
7269 * toplev.c (exit_after_options): New flag.
7270 (independent_decode_option): Don't exit here; just set
7272 (main): Exit after calling lang_hooks.post_options if
7273 exit_after_options is true.
7275 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
7276 (merge_include_chains): Adjust comment to match code.
7278 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7280 * stringpool.c (set_identifier): New function.
7281 * tree.h: Prototype it.
7283 * c-parse.in: Kill D_YES. If compiled for objc, call
7284 save_and_forget_protocol_qualifiers from init_reswords.
7285 * objc/objc-act.c (remember_protocol_qualifiers,
7286 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
7287 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
7289 (save_and_forget_protocol_qualifiers): New function.
7290 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
7292 2001-03-01 Diego Novillo <dnovillo@redhat.com>
7294 * c-semantics.c (prune_unused_decls): Return error_mark_node
7295 instead of (tree) 1 to stop traversing the tree chain.
7297 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7299 Fix a problem introduced by Kenner's Feb 18 change.
7300 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
7301 flag_cse_skip_blocks only temporarily, not for ever.
7303 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
7305 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
7306 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
7308 * pa.c (emit_move_sequence): Verify operand0 is a hard register
7309 before determining its register class.
7311 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7313 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
7314 from reg 4 if current_function_calls_setjmp.
7315 (gen_nop_type): New function.
7316 (ia64_emit_nops): New function.
7317 (ia64_reorg): Call it.
7318 (ia64_sched_reorder): Move code that rotates bundles up a bit.
7320 * reload1.c (eliminate_regs_in_insn): Restrict the special case
7321 code not to try to optimize adds with anything but a REG destination.
7323 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
7324 (INSN_PRIORITY_KNOWN): New accessor macro.
7325 * haifa-sched.c (priority): Use it instead of testing priority against
7328 2001-02-28 DJ Delorie <dj@redhat.com>
7330 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
7331 since that doesn't work the way gcc wants on a generic m68k.
7333 2001-02-28 Richard Henderson <rth@redhat.com>
7335 * caller-save.c (save_call_clobbered_regs): Fix typo in
7336 comparison last change.
7338 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
7340 * i386.c (pentium4_cost): New.
7341 (m_PENT4): New macro.
7342 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
7343 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
7344 x86_integer_DFmode_moves, x86_partial_reg_dependency,
7345 x86_memory_mismatch_stall): Add Pentium4
7346 (x86_use_q_reg, x86_use_any_reg): Kill.
7347 (override_options): Add pentium4.
7348 (incdec_operand): Return 0 for pentium4.
7349 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
7350 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
7351 (TARGET_PENTIUM4): Define.
7352 (enum processor_type): Add PROCESSOR_PENTIUM4.
7353 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
7354 * i386.md (attribute "cpu"): Add pentium4.
7355 * invoke.texi (march): Add pentium4.
7357 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
7359 * i386.md (sse_mov?fcc*): New patterns and splitters.
7360 * i386.c (ix86_expand_movcc): Work post-reload; recognize
7361 the SSE based conditional moves.
7363 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
7365 * i386.md (attribute mode): Add "TI".
7366 (movsf_1): Add pxor support; remove constant propagation splitter.
7367 (movdf_integer): Likewise.
7368 (movdf_nointeger): Likewise.
7369 (movxf constant prop splitter): Handle all modes; update for SSE.
7370 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7371 * i386.c (standard_80387_constant_p): Rewrite.
7372 (standard_sse_constant_p): New.
7373 * i386-protos.h (standard_sse_constant_p): New.
7375 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7377 * i386.md (sse_setccsf, sse_setccdf): New.
7378 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7380 * i386.c (sse_comparison_operator): Accept the supported unordered
7381 comparses; be ready for fast_math.
7382 (print_operand): Support 'D'.
7384 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7386 * jump.c (reversed_comparison_code): Kill.
7388 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7390 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7393 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7395 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7396 add missing '%' in constraints.
7398 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7400 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7401 for HOST_BITS_PER_WIDE_INT == 32 too.
7403 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7405 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7407 (insert_save, insert_restore): New parameter save_mode.
7408 (init_caller_save): Update initialization of reg_save_code
7409 and reg_restore_code.
7410 (save_call_clobbered_regs): Compute save_modes and update calls to
7411 reg_save_code and reg_restore_code.
7412 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7413 of spill; update use of reg_restore_code.
7414 (insert_save): Likewise.
7415 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7416 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7417 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7419 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7421 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7422 noce_try_store_flag_inc, noce_try_store_flag_mask,
7423 noce_try_cmove_arith):
7424 Use reversed_comparison_code instead of reverse_comparison and
7425 can_reverse_comparison_p.
7427 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7429 * jump.c (reversed_comparison_code_parts): Allow reversal of
7430 unordered compares in -ffast-math mode; reverse ordered compares
7431 for FP even w/o -ffast-math.
7433 2001-02-27 Richard Henderson <rth@redhat.com>
7435 * print-rtl.c (print_rtx) [i]: Don't print field five on
7436 NOTEs other than NOTE_INSN_DELETED_LABEL.
7438 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7440 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7441 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7443 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7445 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7446 even if walk_subtrees is 0.
7447 * c-semantics.c (prune_unused_decls): Return a non-null value to
7448 stop traversing the tree chain.
7450 2001-02-27 DJ Delorie <dj@redhat.com>
7452 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7453 register, *then* define it as the new CFA.
7455 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7457 * pa.c (override_options): Promote -fpic to -fPIC.
7458 (legitimize_pic_address): Simplify due to removal of
7459 small PIC as a code generation option.
7460 (secondary_reload_class): Similarly.
7461 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7462 (PRINT_OPERAND_ADDRESS): Similarly.
7463 * pa.md (various patterns): Similarly.
7464 (small pic lo_sum pattern): Remove.
7466 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7469 * md.texi (min, max): Document
7471 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7473 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7474 TARGET_PARTIAL_REG_DEPENDENCY.
7475 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7477 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7479 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7481 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7483 * mips.c (mips_make_temp_file): Fix thinko in last change.
7485 2001-02-26 Jason Eckhardt <jle@redhat.com>
7487 * combine.c (known_cond): Do not reverse the condition when
7488 SMAX/UMAX is being considered and the condition is for equality
7491 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7493 2001-02-26 Philip Blundell <philb@gnu.org>
7495 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7497 * config/arm/linux-elf.h: Remove historical relics related to
7498 above configurations.
7499 * config/arm/linux-oldld.h: Delete.
7500 * config/arm/linux-elf26.h: Delete.
7502 2001-02-26 Jason Merrill <jason@redhat.com>
7504 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7506 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7507 recognize a tentative definition. Lose obsolete code.
7509 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7510 variables unless necessary, either.
7512 2001-02-25 Richard Henderson <rth@redhat.com>
7514 * ifcvt.c (struct noce_if_info): Add test_bb.
7515 (noce_get_alt_condition): New.
7516 (noce_try_minmax, noce_try_abs): New.
7517 (noce_operand_ok): New.
7518 (noce_process_if_block): Use them.
7519 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
7521 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
7523 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
7526 2001-02-25 Zack Weinberg <zackw@stanford.edu>
7528 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
7529 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
7531 (mips_asm_file_end): Free temp_filename here.
7533 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7535 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
7536 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
7538 * config/i386/i386.md (movstrsi): Handle FAIL case.
7540 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
7542 * cppinit.c (builtin_array): Update.
7543 (init_builtins): Flag builtins to warn if redefined or
7544 undefined. Define __GXX_WEAK as a normal macro.
7545 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
7546 * cpplib.h (NODE_WARN): New flag.
7547 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
7548 Handle __STDC__ as a builtin only on Solaris.
7549 (warn_of_redefinition): Renamed from check_macro_definition.
7550 Reverse sense of test. Always warn if NODE_WARN.
7551 (_cpp_create_definition): Use warn_of_redefinition. Flag
7552 any macro beginning with "__STDC_" to require a mandatory
7553 warning if redefined or undefined.
7555 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7557 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
7558 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
7559 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
7560 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
7561 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
7562 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
7563 Don't define any of:
7564 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
7565 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
7566 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
7567 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
7568 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
7570 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
7571 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
7574 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
7575 Delete now-empty file.
7577 * alpha/vms.h: Define NEED_ATEXIT here...
7578 * alpha/xm-vms.h: ...not here.
7580 * i386/cygwin.h: Don't define PARAMS.
7581 * mips/mips.c: Don't prototype mktemp. Don't define
7582 P_tmpdir. Use make_temp_file to create temporary files.
7583 Don't be clever and delete temporary files early.
7584 * config.gcc: Drop references to deleted files. Don't define
7586 * gcc.texi: Don't mention USE_PROTOTYPES.
7588 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7590 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
7591 (ix86_set_move_mem_attrs_1): Likewise.
7592 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
7593 * config/i386/i386.md (movstrsi): Call it.
7595 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7597 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
7598 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
7599 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
7600 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
7602 (i750a-*-*): Error here if hosting on i750a.
7603 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
7605 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
7606 Remove (empty modulo comments).
7608 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
7609 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
7610 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
7611 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
7612 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
7613 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
7615 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
7616 Remove reference to winnt.h in comment.
7617 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
7619 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7621 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
7622 used to set another biv.
7624 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7626 * tree.h (BLOCK_DEAD): New macro.
7627 (struct tree_block): New flag, dead_flag.
7628 * print-tree.c (print_node, case 'b'): Print missing fields.
7629 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
7630 * function.c (identify_blocks): Enable test for misplaced notes.
7631 (all_blocks): Skip BLOCK_DEAD blocks.
7632 * integrate.c (integrate_decl_tree): Likewise.
7634 * errors.c (internal_error, trim_filename): New functions.
7635 (fancy_abort): Call internal_error.
7636 * errors.h (internal_error, trim_filename): New declarations.
7638 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
7640 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
7642 (EXTRA_CONSTRAINT): Formatting changes.
7644 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7646 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
7648 2001-02-23 Per Bothner <per@bothner.com>
7650 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
7651 so they can be called from java/jvspec.c.
7652 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
7654 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
7656 * i386.c (ix86_frame): New structure.
7657 (ix86_compute_frame_size): Kill.
7658 (ix86_compute_frame_layout): New.
7659 (ix86_save_reg): New.
7660 (ix86_can_use_return_insn_p): Use frame layout stuff.
7661 (ix86_expand_prologue): Likewise.
7662 (ix86_expand_epilogue): Likewise.
7663 (ix86_initial_elimination_offset): Likewise.
7664 (ix86_nsaved_regs): Use ix86_save_reg.
7665 (ix86_emit_save_regs): Likewise.
7667 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
7669 * flow.c (find_sub_basic_blocks): New function.
7670 (split_block): Be ready for basic block introduced by CODE_LABEL.
7671 (commit_one_edge_insertion): Call find_sub_basic_block.
7673 * flow.c (make_edges): Add edge from entry for blocks starting with
7674 label having ALTERNATE_NAME
7676 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
7678 * function.c (epilogue_done): Be ready for first basic block not
7679 containing PROLOGUE_END note.
7680 (reposition_prologue_and_epilogue_notes): Avoid placing
7681 PROLOGUE_END note between BASIC_BLOCK.
7683 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7685 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7687 2001-02-21 DJ Delorie <dj@redhat.com>
7689 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7690 check for current_function_has_nonlocal_goto from 1999-11-12.
7692 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7694 * diagnostic.c (trim_filename): No longer static.
7695 * toplev.h (trim_filename): Declare.
7696 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7697 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7698 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7699 (rtvec_check_failed_bounds): Likewise.
7700 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7702 * convert.c (convert_to_integer): Don't do unsigned unless result or
7703 both inputs are unsigned.
7705 * fold-const.c (fold_convert): Don't call size_int_type_wide if
7708 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
7710 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
7712 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
7714 * Makefile.in (resource.o): Add params.h dependence.
7715 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
7716 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
7717 * resource.c: Add dependence on params.h.
7718 (current_live_regs): Fix explanatory comment.
7719 (find_basic_block): Add new parameter to permit limiting search
7721 (mark_target_live_regs): Add new argument to find_basic_block call.
7722 (incr_ticks_for_insn): Likewise.
7724 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7726 * diagnostic.c (output_to_stream): Rename to
7727 output_buffer_to_stream. Loses the stream parameter.
7728 (init_output_buffer): Set diagnosic_buffer's stream.
7729 (flush_diagnostic_buffer): Adjust.
7730 (default_print_error_function): Likewise.
7731 (finish_diagnostic): Likewise.
7732 (verbatim): Likewise.
7734 * diagnostic.h (struct output_buffer): Add `stream' field.
7735 (output_buffer_attached_stream): New macro.
7737 2001-02-23 Jakub Jelinek <jakub@redhat.com>
7739 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
7740 check if either operand is divisible by C.
7741 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
7742 If type is signed, consider negative numbers as well.
7744 2001-02-22 Richard Henderson <rth@redhat.com>
7746 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
7747 reach .text instead of gp-relative relocs.
7748 * config/ia64/crtend.asm (.init): Likewise.
7750 2001-02-22 Andreas Jaeger <aj@suse.de>
7752 * extend.texi (C++ Attributes): Fix typo.
7754 2001-02-21 David Mosberger <davidm@hpl.hp.com>
7756 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
7757 functions, drop current_function_args_info.words test.
7758 (ia64_compute_frame_size): Mark syscall_linkage functions as
7759 using eight input registers.
7761 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
7762 Bruce Korb <bkorb@gnu.org>
7764 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
7765 * fixinc/README: Document how to convert sed substitutions
7766 to format style c_fix-es.
7767 * fixinc/fixincl.x: regen
7769 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
7771 * gcc.c: Add comment explaining how to add a command-line option.
7772 Add title to specs language comment.
7774 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7776 * gcc.c (cc1_options): Add "-param".
7777 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
7778 (option_map): Likewise.
7779 * toplev.c (display_help): Add entry for "--param".
7780 (independent_decode_option): Fix typographical error.
7782 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
7783 Bernd Schmidt <bernds@redhat.com>
7784 Jan Hubicka <jh@suse.cz>
7786 * i386.c (function_arg_advance): Pass SSE arguments in registers.
7787 (function_arg): Likewise.
7789 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
7791 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
7793 2001-02-21 Kazu Hirata <kazu@hxi.com>
7795 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
7799 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
7801 * flow.c (init_propagate_block_info): Canon address and use single_set
7802 for killing dead memory stores.
7804 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7806 * Makefile.in (reorg.o): Add params.h dependence.
7807 * params.def: Fix typographical error in comment.
7808 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7809 * params.h: Modify introductory comment.
7810 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7811 * reorg.c: Add dependence on params.h.
7812 (redundant_insn): Add parameterized throttle for search.
7813 (fill_simple_delay_slots): Add a comment explaining a variable.
7814 Move conditional out of loop, simplifying code.
7815 (fill_eager_delay_slots): Fix typographical error in comment.
7817 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
7819 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
7821 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
7822 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
7824 2001-02-21 Jason Merrill <jason@redhat.com>
7826 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
7827 (struct tree_decl): Add uninlinable bitfield.
7828 * c-decl.c (duplicate_decls): Set it.
7829 * integrate.c (function_cannot_inline_p): Check it.
7831 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
7832 DW_AT_MIPS_linkage_name to abstract methods.
7833 (dwarf2out_abstract_function): Emit class context before calling
7834 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
7835 (gen_subprogram_die): Remove obsolete code.
7836 (gen_member_die): Don't include clones in the member list.
7837 (gen_decl_die): Emit abstract info for clone origin.
7838 * dwarfout.c (output_type): Don't include clones in the member list.
7839 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
7840 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
7841 DECL_ABSTRACT on a function that already has it set.
7843 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
7844 (get_subprogram_die): Pass it in.
7846 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
7848 * flow.c (mark_set_1): Make not_dead unsigned long. For
7849 non-pseudos, use it as a bitmask of the hard regs that
7852 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
7854 * cppfiles.c: Update comments.
7855 (_cpp_read_file): Don't check for NULL filenames any more.
7856 * cppinit.c (cpp_start_read): Don't do canonicalization of
7857 in_fname and out_fname. Use the passed file name exclusively.
7858 (_cpp_handle_options): Don't treat "-" as a command line option,
7859 but as a normal filename.
7860 (_cpp_post_options): Canonicalize in_fname and out_fname.
7861 * cppmain.c (printer_init): Don't check out_fname for NULL.
7862 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
7863 (init_c_lex): Update, and use "" to represent stdin to CPP.
7866 2001-02-20 Will Cohen <wcohen@redhat.com>
7868 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
7869 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
7870 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
7873 2001-02-20 Stan Shebs <shebs@apple.com>
7875 * config/rs6000/rs6000.c (output_cbranch): Output branches
7876 on separate lines instead of using ';' to separate.
7878 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7880 * cppinit.c (set_lang): Move builtin handling to...
7881 (init_builtins): ...here.
7882 (_cpp_create_reader): Move call to set_lang.
7884 2001-02-20 Mark Mitchell <mark@codesourcery.com>
7886 * stmt.c (expand_return): If an attempt is made to return the
7887 error_mar_node, treat the return like a return without a value.
7889 2001-02-19 Zack Weinberg <zackw@stanford.edu>
7891 * sibcall.c (skip_copy_to_return_value): Call
7892 identify_call_return_value here, and return orig_insn if it
7893 returns zero. Hardret and softret arguments now unnecessary.
7894 (call_ends_block_p): Don't call identify_call_return_value here.
7896 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
7898 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
7899 * ggc.h (ggc_mark_if_gcable): Delete prototype.
7901 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
7903 * pa.c (move_operand): Accept code to load the address of a
7904 symbol out of the DLT as a valid move operand.
7905 (print_operand, case 'A'): New to handle generating a DLT
7906 reference for a LO_SUM expression.
7907 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
7908 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
7910 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
7912 * README, cpp.texi, gcc.texi, version.c: Update version number to
7914 * cpp.1, gcov.1, gcc.1: Regenerate.
7916 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7918 * cppfiles.c (stack_include_file): Generate dependencies
7919 here, and manage include_count here too.
7920 (PRINT_THIS_DEP): Delete.
7921 (_cpp_execute_include): Do not generate dependencies here,
7922 apart from the case of a missing header. Do not manage
7924 (_cpp_read_file): Leave dependency generation to
7927 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
7929 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
7930 target_cpu_default. Remove dead assignment to
7933 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
7935 * regclass.c (contains_reg_of_mode): Make global.
7936 (init_reg_sets): Remove contains_reg_of_mode; take into account
7937 CLASS_MAX_NREGS when looking for the proper mode.
7938 (dump_regclass): Dump only classes considered for the pseudo.
7939 (regclass): Use contains_reg_of_mode.
7941 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
7943 * gcc.c (do_spec_1): 'n' for printing notices.
7944 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
7946 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
7948 * reg-stack.c (next_flags_user): Use current_block->end
7949 (swap_rtx_condition): Look for next user if flags don't die;
7950 give up on CALL_INSNs; use current_block->end.
7952 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7954 * sibcall.c (call_ends_block_p): New function.
7955 (optimize_sibling_and_tail_recursive_call): Use it.
7957 2001-02-18 Kazu Hirata <kazu@hxi.com>
7959 * config/h8300/h8300.md: Update copyright.
7960 (andsi3): Do not output an extra newline character.
7962 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7964 * toplev.c (note_deferral_of_defined_inlined_function): Argument
7965 FNDECL may be unused.
7967 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
7968 follow jumps after first run.
7969 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
7970 it doesn't change any jumps.
7972 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
7974 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
7975 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
7976 (mostlyclean): Corresponding changes.
7977 * rtlanal.c (hard-reg-set.h): Include.
7978 (rtx_unstable_p): Do not treat the argument pointer specially
7979 if it is not a fixed register.
7980 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
7982 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7984 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
7985 against last real insn in basic block.
7986 Rework to avoid gotos.
7988 * Makefile.in (gcse.o): Now includes ggc.h.
7989 * gcse.c: Include ggc.h.
7990 (want_to_gcse_p): Verify expression can be in SET as valid insn.
7991 (try_replace_reg): Remove warning of uninitialize variable.
7992 (process_insert_insn): Call invalid_insn_p to validate insn.
7993 * recog.c (insn_invalid_p): Now global.
7994 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
7995 * recog.h (insn_invalid_p): New declaration.
7997 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
7999 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
8000 assignments from FP constants since 'Y' output code can't handle it.
8001 (eligible_for_sibcall_delay): Likewise.
8003 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
8004 Call fancy_abort directly, passing args.
8005 (print_rtl_and_abort): Now a macro, like fancy_abort.
8007 * final.c (output_operand_lossage): Use internal_error, not error.
8009 2001-02-18 Shane Nay <shane@agendacomputing.com>
8011 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
8012 structure shift insns.
8014 2001-02-18 Mark Mitchell <mark@codesourcery.com>
8016 * invoke.texi (-fsquangle): Remove documentation.
8017 (-fname-mangling-version): Likewise.
8019 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
8021 * optabs.c (expand_abs): Remove reference to
8022 HAVE_contitional_arithmetic.
8023 * combine.c (simplify_set): Likewise.
8025 2001-02-18 Richard Henderson <rth@redhat.com>
8027 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
8030 2001-02-18 Richard Henderson <rth@redhat.com>
8032 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
8034 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
8036 * reload1.c (reload_cse_simplify_set): Fix typo.
8038 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8040 * diagnostic.c (_fatal_insn): Decrement errorcount.
8042 * invoke.texi (-I): Add note avoiding use for system header files.
8044 * rtl.h (add_clobbers): Remove duplicate declaration.
8045 * recog.h (added_clobbers_hard_reg_p): New declaration.
8046 * genemit.c (struct clobber_pat): New field has_hard_reg.
8047 (gen_insn): Record if added clobbers clobber hard reg.
8048 (gen_split): Avoid unused warning if number of operands is 0.
8049 (output_added_clobbers_hard_reg_p): New function.
8052 2001-02-18 Alan Modra <alan@linuxcare.com.au>
8054 * pa.c (hppa_expand_prologue): Simplify code storing return
8055 pointer. For large (>=8k) frames with a post_store, adjust stack
8056 pointer by 8k-64 first rather than by 64. When testing with
8057 VAL_14_BITS_P, always use the actual value rather than the value
8058 negated. Add blockage to prevent scheduling of spills before
8059 stack frame has been created.
8060 (hppa_expand_epilogue): Simplify code loading return pointer.
8061 Allow a slightly larger range for merge_sp_adjust_with_load case.
8062 When testing with VAL_14_BITS_P, always use the actual value.
8064 * pa.c (pa_adjust_insn_length): Check that block move
8065 pattern is a set before looking at operands.
8067 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8069 * fold-const.c (fold_binary_op_with_conditional_arg): New
8070 function, split out from ...
8072 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
8073 conditional arms that throw exceptions.
8075 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
8078 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8080 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
8081 define HAVE_DECL_* to 1 to mask potential backup declarations.
8082 * configure: Regenerated.
8084 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8086 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
8088 2001-02-17 Richard Henderson <rth@redhat.com>
8090 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
8091 when replacing a memory load with a register.
8093 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8094 Jan Hubicka <jh@suse.cz>
8096 * recog.c (validate_replace_src_1): New.
8097 (validate_replace_src_data): Likewise.
8098 (validate_replace_src): Use note_uses.
8099 * rtl.h (note_uses): Declare.
8100 * rtlanal.c (note_uses): New.
8102 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
8104 * reg-stack.c (stack_def): Make field reg unsigned.
8105 (remove_regno_note): Unsignetize parameter.
8107 2001-02-16 Jes Sorensen <jes@linuxcare.com>
8109 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
8110 shladd_operand() call.
8112 2001-02-16 Bruce Korb <bkorb@gnu.org>
8113 Rodney Brown <RodneyBrown@mynd.com>
8115 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
8116 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
8117 machine restrictions
8118 * fixinc/fixincl.x: regen
8120 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8122 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
8124 (hash_scan_insn): Clean up calls to hash_scan_set.
8125 (compute_kill_rd): REGNO now unsigned.
8126 (try_replace_reg): Rework to use simplify_replace_rtx.
8127 (cprop_jump, cprop_cc0_jump): Likewise.
8128 (cprop_insn): Call find_reg_equal_equiv_note.
8129 Reflect changes to cprop_jump and cprop_cc0_jump.
8131 * recog.c (validate_replace_src): Replace in operands of
8132 ZERO_EXTRACT in SET_DEST.
8134 * cse.c (new_label_ref): New variable.
8135 (insert): Set it instead of recorded_label_ref.
8136 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
8137 CODE_LABEL for this function, and not already in REG_LABEL note.
8139 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
8141 * resource.c (mark_referenced_resources): Fix typo in introductory
8143 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
8146 2001-02-16 Jason Merrill <jason@redhat.com>
8148 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
8150 (gen_subprogram_die): Don't abort on seeing a second definition if
8151 the previous one was abstract. Don't replace an abstract instance
8152 in the lookup table.
8154 * dwarf2out.c (dwarf2out_abstract_function): Rename from
8155 gen_abstract_function.
8156 * dwarf2out.h: Declare it.
8157 * toplev.c (note_outlining_of_inline_function): New fn.
8158 * toplev.h: Declare it.
8159 * integrate.c (output_inline_function): Call it.
8160 * c-decl.c (duplicate_decls): Call it when redefining an extern
8161 inline. Don't inline the new defn.
8163 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
8165 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8167 * .gdbinit: Rename to gdbinit.in.
8168 * gdbinit.in: New file,
8169 * configure.in: Generate .gdbinit from gdbinit.in.
8170 * configure: Regenerated.
8171 * Makefile.in (distclean): Always remove .gdbinit.
8173 2001-02-16 Jakub Jelinek <jakub@redhat.com>
8175 * objc/objc-act.c (start_class): Register implemented_classes with
8178 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8180 * cppfiles.c (_cpp_make_system_header): Generate a file
8183 2001-02-15 Jim Meyering <meyering@lucent.com>
8185 * Makefile.in (install-common): Don't depend on installdirs here.
8186 Instead, make each of the lang.install-common targets (e.g.,
8187 c++.install-common in cp/Make-lang.in) depend on it.
8188 (install-driver): Depend on installdirs.
8190 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8192 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8194 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8197 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8199 * invoke.texi (--param): Document.
8201 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8203 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8205 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8207 * i386.md (extendsfdf2_2): Fix constraints.
8209 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8211 * i386.md (fop_df_3 splitter): Fix operand number.
8213 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8215 * invoke.texi (-mreg-alloc): Nuke.
8216 * i386.c (ix86_reg_alloc_order, regs_allocated,
8217 order_regs_for_local_alloc): Nuke.
8218 (override_options): Kill reg_alloc code.
8219 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8220 (REG_ALLOC_ORDER): SSE goes before I387.
8221 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
8222 (ix86_reg_alloc_order): Likewise.
8223 * i386-protos.h (ix86_reg_alloc_order): Kill.
8225 2001-02-14 Richard Henderson <rth@redhat.com>
8227 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
8229 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
8231 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
8233 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
8235 * i386-protos.h (ix86_memory_move_cost): Move offline.
8236 * i386.c (ix86_register_move_cost): Compute properly cost of
8237 SSE, MMX and i387 instructions.
8238 (*_cost): Add costs of SSE/MMX moves.
8239 (ix86_memory_move_cost): Move offline from ....; Likewise.
8240 * i386.h (MEMORY_MOVE_COST): .... here;
8241 (struct processor costs): Add new fields to represent costs
8244 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
8246 * regclass.c (init_reg_sets_1): Reinstall the optimization of
8247 move_cost together with Matt Kraai's fix.
8249 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8251 * Makefile.in (OBJS): Add params.o.
8253 2001-02-14 Richard Henderson <rth@redhat.com>
8254 DJ Delorie <dj@redhat.com>
8256 * jump.c (jump_optimize_1): When we delete a conditional jump
8257 preceeding a non-conditional jump to effectively the same place,
8258 make sure that the combined jump skips any clobber insns between
8261 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8263 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
8265 2001-02-14 Mark Mitchell <mark@codesourcery.com>
8267 * Makefile.in (toplev.o): Depend on params.h.
8268 (intergate.o): Likewise.
8269 (params.o): New target.
8270 * flags.h (inline_max_insns): Remove.
8271 * integrate.c: Include params.h.
8272 Use MAX_INLINE_INSNS instead of inline_max_insns.
8273 * params.c: New file.
8274 * params.h: Likewise.
8275 * params.def: Likewise.
8276 * toplev.c: Include params.h.
8277 (lang_independent_params): New variable.
8278 (decode_f_option): Use the param machinery instead of setting
8280 (independent_decode_option): Handle "--param name=value".
8281 (main): Register language-independent parameters.
8283 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
8285 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
8287 2001-02-14 Richard Henderson <rth@redhat.com>
8289 * regclass.c (init_reg_sets_1): Revert last two changes.
8291 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8293 * stor-layout.c (is_pending_size, put_pending_size): New functions.
8294 (variable_size): Call put_pending_size.
8295 * tree.h (is_pending_size, put_pending_size): Add prototypes.
8296 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
8297 sizes list, put newly created SAVE_EXPR there as well.
8299 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8301 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
8302 (errata_find_address_regs): load_group has only 2 entries.
8303 (errata_emit_nops): Likewise. shladd is not problematic.
8304 Clear last_group if nop was emitted.
8305 (fixup_errata): load_group has only 2 entries.
8308 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
8310 * c-lex.c (lex_number): Only warn traditionally for U suffix
8311 outside system macros.
8312 * cppexp.c (parse_number): Similarly.
8313 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
8314 * cppmacro.c (struct cpp_macro): New member node.
8315 (parse_args): Only warn about missing rest args if not
8317 (funlike_invocation_p): Similarly for uninvoked funlike macros.
8318 (cpp_sys_objmacro_p): New.
8319 (_cpp_create_definition): Store the node with the macro defn.
8320 Remember if the macro is defined in a system header.
8322 2001-02-13 DJ Delorie <dj@redhat.com>
8324 * configure.in (check_languages): determine languages to check
8325 * Makefile.in (check-c++): alias for check-g++
8326 (check-f77): alias for check-g77
8327 (CHECK_TARGETS): depend on configured languages
8329 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
8331 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8332 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8333 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8334 (sqrtextendsfdf2): Disable for SSE2.
8336 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8338 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8339 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8340 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8341 (sqrtextendsfdf2): Disable for SSE2.
8343 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
8345 * i386.md (movsfcc_1): Support integer cmove instruction.
8346 (movdfcc_1): Likewise; new splitter.
8348 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
8350 * i386.c (output_fp_compare): Support SSE.
8351 (prepare_fp_compare_args): SSE comparisons always support memory.
8352 * i386.h (TARGET_CMOVE): SSE imply cmove.
8353 * i386.md (cmp?f2): Enable for SSE too.
8354 (cmpfp_i*): Support SSE.
8356 (cmpfp_i_sse_only): New.
8357 (s*, b* fp expanters): Enable for SSE too.
8358 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
8361 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
8363 * regclass.c (init_reg_sets_1): Silence warning.
8365 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
8367 * i386.md (sqrt?f2): Change to expander.
8368 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8370 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8372 * rtlanal.c (find_reg_equal_equiv_note): New function.
8373 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8374 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8375 * rtl.h: Add declarations for above functions.
8377 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8379 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8381 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8382 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8383 * flow.c (mark_regs_live_at_end): Likewise.
8384 (calculate_global_regs_live): Likewise.
8385 * gcse.c (compute_hash_table): Likewise.
8386 (compute_kill_rd): Likewise.
8387 * resource.c (mark_target_live_regs): Likewise.
8388 * rtl.h (INVALID_REGNUM): New macro.
8390 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8392 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8394 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8396 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8399 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8401 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8403 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8404 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8405 (fop_sf_1_sse, fop_df_1_sse): New patterns
8406 (fop_*): Disable float_extend and float patterns for SSE compilation.
8407 * i386.c (output_387_binary_op): Support SSE.
8409 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8411 * i386.md (dummy_extendsfdf2): Support SSE2
8412 (extendsfdf2): Enable if 80387 or SSE2.
8413 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8414 and no MIX_I387_SSE2
8415 (extendsfdf2_1_sse_only): New pattern.
8416 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8418 (truncdfsf2_1): Support SSE.
8419 (truncdfsf2_2): Support SSE.
8420 (truncdfsf2_2_1_sse): New pattern.
8421 (fixtruncsfsi2): Always use SSE if available.
8422 (fix_truncsfsi_sse): New pattern.
8423 (fix_truncdfsi_sse): New pattern.
8424 (floatsis?f2): Support SSE.
8425 (floatsidf2_i387): New pattern.
8426 (floatsidf2_sse): Likewise.
8428 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8430 * configure.in: Use "have_gnat" variable, not "gnat".
8431 * configure: Regenerated.
8433 * config/sparc/sparc.c (function_value): Treat all non-record
8434 aggregate types like used to treat UNION_TYPE.
8436 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8438 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8439 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8441 (MASK_MIX_SSE_I387): New.
8442 (TARGET_SSE): SSE2 imply SSE.
8443 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8444 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8445 (enum reg_class): Add new classes.
8446 (REG_CLASS_NAMES): Likewise.
8447 (REG_CLASS_CONTENTS): Likewise.
8448 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8449 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8450 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8451 (CLASS_MAX_NREGS): Use new macros.
8452 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8453 * i386.md (pushsf, movsf): Support SSE.
8454 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8455 splitters to use ANY_FP_REGNO_P.
8456 (movdf_nointeger, movdf_integer): Likewise.
8458 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8460 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8461 (try_combine): Use it.
8463 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8465 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8466 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8467 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8468 (REGISTER_MOVE_COST): Likewise.
8469 * i386-protos.h (ix86_secondary_memory_needed,
8470 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8471 * i386.c (ix86_secondary_memory_needed,
8472 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8474 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8476 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8477 (HARD_REGNO_MODE_OK): Move offline to ....
8478 * i386.c (ix86_hard_regno_mode_ok) ... here;
8479 refuse all incorrect modes.
8480 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8482 2001-02-13 Richard Henderson <rth@redhat.com>
8484 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8485 entire operator; replicate that and match_dup the operands.
8486 (cmp_ccx_arith_op_set): Likewise.
8487 (cmp_cc_arith_op_not_set): Likewise.
8488 (cmp_ccx_arith_op_not_set): Likewise.
8490 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8492 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8494 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8496 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8497 (TARGET_NO_BITFIELD_WORD): New macro.
8498 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8499 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8501 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8503 * cselib.c: New file, from simplify-rtx.c.
8504 * simplify-rtx.c: Remove cselib parts.
8505 * Makefile.in: Add cselib.o.
8507 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8509 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8510 (setup_incoming_varargs): Remove warning.
8512 * config/rs6000/rs6000.c (validate_condition_mode): When
8513 flag_fast_math, allow floating-point conditionals to be reversed.
8514 (rs6000_generate_compare): When flag_fast_math, don't generate
8515 cror operations for FP conditionals.
8517 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
8519 (ASM_SPEC): Likewise.
8520 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
8521 (CC1_SPEC): Likewise.
8522 (LINK_TARGET_SPEC): Likewise.
8523 (CPP_ENDIAN_SPEC): Likewise.
8524 * Makefile.in (check-consistency): New target.
8526 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
8528 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
8529 "return type defaults" warning for functions with return type
8531 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
8532 function declarations by default rather than only when pedantic.
8534 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
8536 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
8539 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8541 * extend.texi (Deprecated): Deprecate new initializer lists.
8543 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8545 * mkdeps.c (deps_add_default_target): Robustify. Add
8546 basename component only.
8547 * cpp.texi (-M): Describe how default target is generated.
8548 * invoke.texi (-M): Likewise.
8550 2001-02-12 Kazu Hirata <kazu@hxi.com>
8552 * toplev.c (push_float_handler): Remove.
8553 (pop_float_handler): Remove.
8554 * toplev.h: Remove prototypes for the above functions.
8556 2001-02-12 Jakub Jelinek <jakub@redhat.com>
8558 * c-common.c (constant_fits_type_p): New function.
8559 (convert_and_check): Use it.
8561 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8563 * Makefile.in (GXX_ABI_FLAG): Don't define.
8564 * configure.in (--enable-new-gxx-abi): Remove option.
8565 * config.in: Regenerated.
8566 * configure: Likewise.
8568 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
8570 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
8572 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
8573 regular basic block, and arrange for all edges into it to switch
8576 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8578 * Makefile.in (distclean): Do not remove .gdbinit.
8580 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8582 * Makefile.in (gcc.o): Fix typos.
8583 (protize.o): Likewise.
8584 (unprotoize.o): Likewise.
8586 2001-02-11 Richard Henderson <rth@redhat.com>
8588 * tree.c (build1): Check for null operand in last change.
8590 2001-02-11 Richard Henderson <rth@redhat.com>
8592 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
8593 (fold): Don't assume a constant isn't foldable.
8594 * tree.c (build): Set TREE_CONSTANT for an expression with no
8595 side-effects and constant operands.
8598 2001-02-10 Richard Henderson <rth@redhat.com>
8600 * jump.c (squeeze_notes): Revert 2000-05-12 change.
8602 2001-02-10 Anthony Green <green@redhat.com>
8604 * cpp.texi (Standard Predefined): Add documentation for
8607 * c-common.c (combine_strings): Improve warning message.
8609 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
8611 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
8613 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
8615 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
8617 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
8620 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8622 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
8625 2001-02-09 Nick Clifton <nickc@redhat.com>
8627 * config/arm/arm.md: Change output contraint on post inc
8628 load/store multiple patterns to be a read/write contraint.
8630 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
8632 * gcc.c (cpp_options): Delete .d files on error. Don't delete
8633 .o files when using the -M options.
8635 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8636 David Edelsohn <edelsohn@gnu.org>
8638 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
8639 handle DImode constants. Use one TOC entry for SImode and smaller
8640 constants, aligned properly.
8642 2001-02-08 Jason Merrill <jason@redhat.com>
8644 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
8645 about the SP adjustment for saving the static chain pointer.
8646 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
8647 offset when setting a temporary CFA register.
8649 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
8651 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
8652 powerpc-*-chorusos* .
8653 * config/rs6000/chorus.h : New file.
8654 * config/i386/chorus.h : New file.
8655 * config/sparc/chorus.h : New file.
8656 * config/sparc/t-chorus-elf : New file.
8658 2001-02-08 David Edelsohn <edelsohn@gnu.org>
8660 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
8661 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
8662 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
8663 (__WCHAR_TYPE__): Correct macro name.
8665 2001-02-08 Richard Henderson <rth@redhat.com>
8667 * config/i386/i386.c (ix86_frame_pointer_required): New.
8668 (ix86_setup_frame_addresses): New.
8669 (struct machine_funciton): Add accesses_prev_frame.
8670 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
8671 ix86_frame_pointer_required.
8672 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
8673 (SETUP_FRAME_ADDRESSES): New.
8674 * config/i386/i386-protos.h: Update.
8675 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
8676 from FRAME_POINTER_REQUIRED.
8677 * config/i386/svr3gas.h: Likewise.
8678 * config/i386/sysv3.h: Likewise.
8679 * config/i386/v3gas.h: Likewise.
8681 2001-02-08 Richard Henderson <rth@redhat.com>
8683 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8684 calculation of the number of integer registers required.
8685 (function_arg_record_value): Likewise.
8687 2001-02-08 Jason Merrill <jason@redhat.com>
8689 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8690 two. Print file and line with "confused" message.
8692 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8694 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8696 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8698 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8700 * final.c (cleanup_subreg_operands): The address of a MEM can
8703 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8706 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
8708 * gcc.texi (Incompatibilities): Update documentation of
8709 preprocessing numbers.
8711 2001-02-07 Jakub Jelinek <jakub@redhat.com>
8713 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
8715 2001-02-07 Mark Mitchell <mark@codesourcery.com>
8717 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
8719 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
8720 * gcc.c (struct compiler): Add cpp_spec field.
8721 (input_file_compiler): New variable.
8722 (do_spec_1): Allow a particular compiler to handle `%C'
8724 (main): Store the current compiler in input_file_compiler.
8725 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
8727 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
8729 * cpphash.h (struct spec_nodes): Add n_true and n_false.
8730 * cppinit.c (cpp_create_reader): Initialize them.
8731 (append_include_chain): cxx_aware arg might be unused.
8732 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
8733 keywords and give them their phase 7 meaning. Pedwarn about
8734 this unless '__bool_true_false_are_defined' is defined.
8736 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8738 * lcm.c (optimize_mode_switching): Emit mode_set before the
8739 JUMP_INSN of an abnormal edge.
8741 2001-02-07 Bernd Schmidt <bernds@redhat.com>
8743 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
8744 a scheduling barrier at the end.
8746 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
8748 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8750 * config/sh/sh.md (reload_outsf): Removed.
8751 (movsf_ie): Introduce constraints for FPUL loads and stores.
8752 (reload_insf): Broaden the output constraint.
8754 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
8756 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
8757 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
8759 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
8761 * final.c: Revert my previous changes.
8762 * output.h: Make profile_label_no extern.
8763 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
8764 for generating label.
8766 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
8768 * config/i386/djgpp.h: Add comments about standard paths.
8769 (MD_EXEC_PREFIX): Undefine before defining.
8770 (MD_STARTFILE_PREFIX): New.
8772 2001-01-30 Bruce Korb <bkorb@gnu.org>
8774 fixinc/fixincl.c(process): Emit error message only if appropriate :)
8775 (load_file): do not rely on load_file_data() to close file pointer
8776 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
8777 fixinc/inclhack.def(irix_limits_const): add test_text
8779 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8781 * cppexp.c (parse_defined): Improve diagnostics for invalid
8784 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8786 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
8788 2001-02-06 Mark Mitchell <mark@codesourcery.com>
8790 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
8791 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
8792 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
8793 (rs6000_output_symbol_ref): New function.
8794 (output_toc): Use VTABLE_NAME_P.
8796 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8798 * print-tree.c (print_node, case PARM_DECL):
8799 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
8801 * stor-layout.c (reference_types_internal): New variable.
8802 (internal_reference_types): New function.
8803 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
8804 * tree.h (internal_reference_types): New declaration.
8806 * cse.c (find_best_addr): Fix typo in computing cost.
8808 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8810 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
8811 and this is the sum of a pointer and a constant, we know the result
8813 (num_sign_bit_copies, case PLUS): Likewise.
8814 * explow.c (convert_memory_address): Remove opposite SUBREG.
8815 * function.c (instantiate_new_reg): New function (from common code).
8816 (instantiate_virtual_regs_1): Call it.
8817 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
8818 if pointers sign- or zero-extend.
8819 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
8820 If pointers extend unsigned, use inside of SUBREG.
8821 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
8823 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
8825 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
8826 subdir of gcc_gxx_include_dir.
8827 (gcc_gxx_target_include_dir): Remove.
8829 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
8831 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
8832 (dwarf2out_frame_debug_expr): Revise introductory comments to add
8833 a high-level description.
8835 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
8837 * final.c: Move the declaration of profile_label_no to ...
8838 * output.h: ... here.
8839 * function.c (expand_function_start): Call PROFILE_HOOK.
8840 * config/rs6000/aix.h: Define PROFILE_HOOK.
8841 * config/rs6000/rs6000-protos.h: output_profile_hook new.
8842 * config/rs6000/rs6000.c (output_profile_hook): Define.
8843 (output_prolog): Do nothing for ABI_AIX as it is taken care by
8844 output_profile_hook.
8845 tm.texi : Explain new macro PROFILE_HOOK.
8847 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
8849 * extend.texi (Extended Asm): Do not say that semicolon is always
8850 a valid line-breaking character for GNU assemblers. Use
8851 newline-tab as the most commonly supported syntax. Use
8852 newline-tab rather than semicolon in multi-insn examples.
8854 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8856 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
8858 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8859 David Edelsohn <edelsohn@gnu.org>
8861 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
8862 code for AIX, even without flag_pic.
8864 2001-02-05 Jakub Jelinek <jakub@redhat.com>
8866 * c-typeck.c (common_type): push and pop binding level around
8867 calling common_type on function parameters.
8869 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
8871 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
8873 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8875 * config/mips/mips.c (override_options): Fix typo in last change.
8876 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
8877 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
8879 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
8881 * invoke.texi (-fdump-class-layout): Document.
8882 (-fdump-translation-unit): Use `=' as filename separator.
8884 2001-02-05 Mark Mitchell <mark@codesourcery.com>
8886 * Makefile.in (s-mlib): Don't build multilibs if
8888 (DRIVER_DEFINES): Adjust accordingly.
8890 (protoize.o): Likewise.
8891 (unprotoize.o): Likewise.
8892 * configure.in: Recognize --enable-multilib.
8894 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8896 * Makefile.in (DRIVER_DEFINES): Fix quoting.
8898 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
8899 * configure.in: Remove --enable-libstdcxx_v3 support.
8900 * configure: Regenerated.
8902 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8904 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
8905 Call abort instead of fatal.
8906 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
8907 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
8908 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
8909 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
8910 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
8911 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
8913 * diagnostic.h (set_internal_error_function): Renamed.
8914 * toplev.h (internal_error): Renamed from fatal.
8915 (pfatal_with_name): Deleted.
8916 (fatal_io_error): Now has printf-style arguments.
8917 * diagnostic.c (pfatal_with_name): Deleted.
8918 (fatal_io_error): Rework to have args in printf-style.
8919 (set_internal_error_function): Renamed from set_fatal_function.
8920 (internal_error): Renamed from fatal.
8921 (error_recursion, fancy_abort): Call internal_error instead of fatal.
8922 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
8923 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
8924 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
8925 * flow.c (verify_flow_info): Likewise.
8926 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
8927 * config/mips/mips.c (save_restore_insns): Likewise.
8929 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
8930 * flow.c (verify_flow_info): Likewise.
8931 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
8932 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
8933 (avr_normalize_condition): Likewise.
8934 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
8935 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
8936 (limit_reload_class, double_reg_to_memory): Likewise.
8937 (print_operand_address, emit_1600_code_shift): Likewise.
8938 (gen_tst_reg, gen_compare_reg): Likewise.
8939 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
8940 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
8942 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
8944 * c-parse.in (methoddef): Call fatal_error instead of fatal.
8945 * objc/objc-act.c (build_ivar_chain): Likewise.
8946 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
8948 * graph.c (clean_graph_dump_file): Likewise.
8949 * profile.c (init_branch_prob): Likewise.
8950 * objc/objc-act.c (objc_init): Likewise.
8952 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
8953 * config/avr/avr.c (avr_override_options): Likewise.
8954 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
8955 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
8956 * config/h8300/h8300.c (h8300_init_once): Likewise.
8957 * config/mips/mips.c (override_options): Likewise.
8958 * config/i386/i386.c (override_options): Likewise, rework.
8959 * config/m68k/m68k.c (override_options): Likewise.
8961 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
8963 * config/mips/mips.c (print_operand): Likewise.
8964 * hash.c (hash_allocate): Don't check for failure returns from
8965 obstack functions that can't fail.
8966 (hash_table_init_n, hash_table_init): Likewise; also now return void.
8967 * hash.h (hash_table_init_n, hash_table_init): Now return void.
8968 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
8969 (get_object_reference): Likewise.
8971 2001-02-04 Nick Clifton <nickc@redhat.com>
8973 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
8974 StrongARM1110, 10TDMI, and 1020T.
8976 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8978 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
8980 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
8982 * config/sh/sh.md (movdf load split): Pass register number to
8983 FP_OR_XD_REGISTER_P.
8985 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8987 * cppinit.c (BC): New macro.
8988 (builtin_array): Add __GXX_WEAK__.
8989 * cpplib.h (builtin_type): Add BT_WEAK.
8990 * cppmacro.c (builtin_macro): Handle BT_WEAK.
8991 * defaults.h (SUPPORTS_ONE_ONLY): Define.
8992 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
8994 2001-02-03 Jakub Jelinek <jakub@redhat.com>
8996 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
8998 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9000 * cpphash.h: Rename _ALIGN POOL_ALIGN.
9001 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9003 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9005 * cpphash.h: Rename ALIGN _ALIGN.
9006 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9008 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
9010 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
9011 compilation environment.
9012 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
9013 control over location of cygwin includes and libs.
9015 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9017 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
9019 2001-02-02 lars brinkhoff <lars@nocrew.org>
9021 * md.texi (Standard Names): remove reference to spur.md.
9023 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9025 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
9026 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
9027 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
9028 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
9029 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
9031 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9033 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
9034 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
9035 number before reload.
9036 (c4x_adjust_cost): Return zero before reload.
9037 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
9038 split before reload.
9040 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9042 * c4x.c (c4x_hard_regno_rename_ok): New.
9043 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
9044 * c4x.h (HARD_REGNO_RENAME_OK): Define.
9046 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9048 * diagnostic.h: Add missing "extern" in all declarations.
9050 2001-02-02 Alex Samuel <samuel@codesourcery.com>
9052 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
9053 as for gcc_gxx_include_dir.
9055 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9057 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
9059 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9061 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
9062 label before alignment to be used as the braf base address.
9063 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
9065 (casesi_jump_2): Require at least TARGET_SH2.
9067 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
9068 truncation to 32-bit doubles on -m3e and -m4-single-only.
9070 2001-02-02 Mark Mitchell <mark@codesourcery.com>
9072 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
9073 the default when building a shared object.
9074 (init_spec): Use it.
9075 * testsuite/lib/g++.exp: Include the directory where libgcc
9076 is located to the LD_LIBRARY_PATH list.
9077 * invoke.texi (-shared-libgcc): Document the cases in which
9078 GCC defaults to using the shared libgcc.
9080 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9082 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
9083 unsigned is wide enough.
9085 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
9086 (si_to_float): Likewise.
9087 (float_to_si, float_to_usi): Use BITS_PER_SI.
9089 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9091 * dwarf2out.c: Added explanation of abbreviations.
9092 (def_cfa_1): Added comments listing DWARF2 instructions.
9093 (cfa_temp_reg): Removed in favor of cfa_temp.
9094 (cfa_temp_value): Removed in favor of cfa_temp.
9095 (cfa_temp): New global variable.
9096 (dwarf2out_frame_debug_expr): Added extensive introductory
9097 comments explaining the function's transformations. Revised to
9098 use cfa_temp. Added some rtx checking. Generalize IOR case.
9099 (dwarf2out_frame_debug): Revised to use cfa_temp.
9100 (output_aranges): Cast as "unsigned" to avoid warning.
9101 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
9102 explain which instructions must be marked.
9104 2001-02-01 Richard Henderson <rth@redhat.com>
9106 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
9109 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
9111 * config/sh/crt1.asm (main_k): Modified so that start calls
9112 ___setup_argv_and_call_main.
9114 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
9116 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
9117 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
9118 and AVOID_LPASTE is cleared on meeting an unescaped newline.
9119 * cppmacro.c (builtin_macro): Set builtin flags here.
9120 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
9121 (replace_args): Clarify intent.
9122 (cpp_get_token): Macro expansion tokens get the saved flags.
9124 * cppmain.c (scan_buffer): Remove now-redundant print.printed
9127 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9129 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
9132 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9134 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
9135 returns Pmode pseudo, but we need ptr_mode.
9136 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
9137 Remove bogus conversions; use HOST_WIDE_INT for size.
9138 Don't use TARGET if wrong mode.
9140 * config/i386/i386.c (ix86_compute_frame_size): Allow
9141 stack_alignment_needed to be non-default even if size is zero.
9143 2001-01-31 Alan Modra <alan@linuxcare.com.au>
9145 * pa.c (hppa_init_pic_save): New function.
9146 * pa.h (hppa_init_pic_save): Declare.
9147 * pa.md (call, call_value, sibcall, sibcall_value): Use
9148 the above instead of duplicated code.
9150 * pa.c (hppa_encode_label): Correct size of alloca buffer
9151 so we don't overrun it. Correct leading `*' case.
9152 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
9153 need to handle `*@'.
9154 (FUNCTION_NAME_P): Likewise.
9156 2001-01-31 Richard Henderson <rth@redhat.com>
9158 * config.gcc (alpha-osf5): Use float-i128.h.
9160 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
9161 * config/float-i32.h: Likewise.
9162 * config/float-i64.h: Likewise.
9163 * config/float-sh.h: Likewise.
9164 * config/float-sparc.h: Likewise.
9166 2001-01-31 DJ Delorie <dj@redhat.com>
9168 * expmed.c (extract_bit_field): allow non-integral modes if we
9169 want to extract a whole register from itself.
9171 2001-01-31 Jakub Jelinek <jakub@redhat.com>
9173 * c-typeck.c (set_init_index): If first is equal to last, assume as
9174 if it was not a range at all.
9176 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9178 * config/fp-bit.c: Include tm.h.
9179 (float_to_si): Don't assume SImode is 32-bits wide.
9180 (float_to_usi): Likewise.
9182 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9184 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9186 (typename): Call pending_xref_error after parsing typed_typespecs.
9187 * c-decl.c (lookup_tag): Give error immediately rather than
9188 leaving it pending if the tag of the wrong type is in the same
9190 (xref_tag): Don't pedwarn for forward declarations of enum types
9192 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9195 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9197 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9199 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9201 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9202 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9204 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9206 * cpphash.h (struct cpp_reader): New saved_flags.
9207 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9208 to avoid a paste after a pasted token.
9210 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9212 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9213 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9214 Wtype_MIN instead of LONG_MIN.
9216 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9218 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9220 * fixinc/fixincl.x: Regenerated.
9221 * fixinc/inclhack.def (irix_limits_const): New definition to
9222 convert "const" to "__const" in limits.h.
9224 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9226 * fixinc/genfixes (AG): Fix "autogen4" thinko.
9228 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9230 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
9231 when register dies in the insn.
9233 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9235 * diagnostic.c (fatal): Fix word wrap.
9237 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
9239 * combine.c (try_combine): Fix SUBREG setting for
9240 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
9242 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9244 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
9247 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9249 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
9251 * toplev.c (decode_W_option): Update warn_larger_than
9252 unconditionally for each processed switch.
9254 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9256 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
9258 (hppa_expand_prologue): Delete code to save pic offset table register
9259 in the function prologue.
9260 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
9261 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
9262 table register at the beginning of the function after the prologue.
9264 2001-01-29 lars brinkhoff <lars@nocrew.org>
9266 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
9268 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
9269 Jeff Law <law@redhat.com>
9271 * pa.md (return): Revise comment for trivial return.
9272 (return_internal): Non-trivial return pattern for non-PIC code.
9273 (return_internal_pic): Non-trivial return pattern for PIC code.
9274 It uses the PIC register to ensure it is restored after
9276 (epilogue): Generate appropriate return for PIC and non-PIC code.
9278 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
9280 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
9282 2001-01-29 DJ Delorie <dj@redhat.com>
9284 * combine.c (if_then_else_cond): Pass the correct mode to
9285 operand_subword() for constants.
9287 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
9289 * config/i386/cygwin.h: Add w32api to include search. Search different
9290 directories in a cross-build environment.
9292 2001-11-29 Tim Josling <tej@melbpc.org.au>
9294 * tree.h (TYPE_STUB_DECL): Add documentation.
9296 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
9298 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
9299 (sdbout_field_types): Likwise. Fix use of host_integerp.
9301 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
9303 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
9306 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
9308 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
9309 to use flag_gnu_linker.
9311 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9313 * cpplib.c (T_BAD_DIRECTIVE): Remove.
9314 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
9316 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
9318 * tree.c, tree.h (build_parse_node): Remove; was identical to
9320 * c-lang.c (start_cdtor), objc/objc-act.c
9321 (build_module_descriptor): Use build_nt instead of
9324 2001-01-29 Jakub Jelinek <jakub@redhat.com>
9326 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
9327 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
9328 not have any upper bits set.
9330 2001-01-29 Phil Edwards <pme@sources.redhat.com>
9332 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
9334 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9336 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
9338 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
9340 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
9341 (integer_minus_one_node): Define.
9343 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
9345 * Makefile.in (bootstrap2-lean): Fix typo.
9347 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
9349 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
9350 : Don't set fe_value.
9351 * cpplib.h (AVOID_LPASTE): New flag.
9352 (struct cpp_hashnode): Remove fe_value.
9353 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
9354 * cppmacro.c (builtin_macro): Don't set flags here.
9355 (replace_args): Set AVOID_LPASTE flag on first token of an
9356 argument, and the token following it.
9357 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
9358 macro expansion, and on the token following it. Do it for
9360 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
9362 2001-01-27 Richard Henderson <rth@redhat.com>
9364 * config/alpha/t-ieee: Remove multilibbing.
9365 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9367 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9369 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9371 * Makefile.in: Remove all dependencies on defaults.h.
9372 * builtins.c: Don't include defaults.h.
9373 * c-common.c: Likewise.
9374 * c-decl.c: Likewise.
9375 * c-pragma.c: Likewise.
9376 * c-typeck.c: Likewise.
9377 * combine.c: Likewise.
9379 * frame-ia64.c: Likewise.
9380 * cppexp.c: Likewise.
9381 * crtstuff.c: Likewise.
9382 * dbxout.c: Likewise.
9383 * dwarf2out.c: Likewise.
9384 * dwarfout.c: Likewise.
9385 * emit-rtl.c: Likewise.
9386 * except.c: Likewise.
9388 * final.c: Likewise.
9389 * frame-dwarf2.c: Likewise.
9390 * libgcc2.c: Likewise.
9391 * optabs.c: Likewise.
9392 * profile.c: Likewise.
9393 * sdbout.c: Likewise.
9394 * toplev.c: Likewise.
9395 * tradcif.y: Likewise.
9397 * varasm.c: Likewise.
9399 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9401 * builtins.c (expand_builtin_fputs): Use size_one_node when
9402 transforming into fwrite.
9404 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9406 * extend.texi (Attribute Syntax): New section.
9408 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9410 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9411 they didn't need fixing.
9413 2001-01-27 Janis Johnson <janis@us.ibm.com>
9415 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9417 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9418 to remove macro definitions that are duplicated from elfos.h.
9420 2001-01-27 Richard Henderson <rth@redhat.com>
9422 * config/i386/sco5gas.h: Move ...
9423 * config/usegas.h: ... here.
9424 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9426 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9428 * c-typeck.c (struct constructor_stack): Add range_stack member.
9429 (really_start_incremental_init): Clear it.
9430 (push_init_level): Save constructor_range_stack and clear it if
9431 pushing explicit braces.
9432 (pop_init_level): abort if constructor_range_stack is non-zero at
9433 explicit closing brace. Restore saved constructor_range_stack if
9436 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9438 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9439 into register was forced into memory.
9441 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9443 * Makefile.in: Remove uses of + before $(MAKE).
9445 2001-01-26 Richard Henderson <rth@redhat.com>
9447 * stmt.c (cost_table): Remove.
9448 (COST_TABLE, cost_table_initialized): New.
9449 (estimate_case_costs): Use the later instead of the former.
9450 (balance_case_nodes): Likewise.
9452 2001-01-26 Richard Henderson <rth@redhat.com>
9454 * alias.c (objects_must_conflict_p): Read-only slots may not
9455 conflict despite having the same type.
9457 2001-01-27 Michael Hayes <mhayes@redhat.com>
9459 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9461 (check_ext_dependant_givs): Initialise u_start_val and
9463 (load_mems): Make last_max_reg unsigned.
9464 (try_swap_copy_prop): Use INSN_P and initialise set.
9466 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9468 * README.AVR : Removed.
9470 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9472 * pa-64.h (text_section): Remove declaration.
9474 * pa.md (return_internal): Remove mode on PIC register use.
9476 2001-01-25 lars brinkhoff <lars@nocrew.org>
9478 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9479 ASM_CLOSE_PAREN): fix typos.
9481 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9483 * acconfig.h: Define `const' to the empty string if neither
9484 __STDC__ nor __cplusplus is defined.
9485 * config.in: Regenerated.
9487 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9489 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9490 * collect2.c (main): Delete importf. Add ".obj" file extension.
9491 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9492 (aix_std_libs): Add additional AIX libraries to skip.
9493 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9494 * config/rs6000/aix51.h: New file.
9496 2001-01-25 Michael Hayes <mhayes@redhat.com>
9498 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9499 (loop_insn_emit_before): No longer static.
9500 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9501 (loop_givs_rescan, load_mems): Likewise.
9502 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9503 (maybe_eliminate_biv_1):
9504 (move_movables): Replace emit_call_insn_before with
9505 loop_call_insn_hoist.
9506 * loop.h (loop_insn_emit_before): Add.
9507 * unroll.c (copy_loop_body): Replace emit_insn_before with
9508 loop_insn_emit_before.
9510 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
9512 * diagnostic.c (fatal): Request preprocessed source.
9514 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
9516 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
9517 olddecl has argument types and newdecl has none, use the argument
9520 2001-01-24 Ulrich Drepper <drepper@redhat.com>
9522 * dwarf2out.c (prefix_of): New function. Determine longest common
9523 prefix of the two arguments. The units are whole path components.
9524 (output_file_names): When adding a new directory find the one entry
9525 with the longest common prefix already in the list. Artificially
9526 generate entry if there is none for this prefix.
9527 Fix test to check whether the zeroth directory entry is used.
9529 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
9531 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
9532 Changed all callers. Take it into account when deciding if a
9533 previously loaded value matches.
9535 2001-01-24 Richard Henderson <rth@redhat.com>
9537 * reload.c (find_reloads_subreg_address): Fail the substitution
9538 if the resulting address is insufficiently aligned.
9540 2001-01-24 DJ Delorie <dj@redhat.com>
9542 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
9543 check the original operand's mode also.
9544 * simplify-rtx.c (simplify_ternary_operation): Ditto.
9546 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9548 * c-parse.in (cast_expr): Move compound literals from here ...
9549 (primary): ... to here. Use standard terminology "compound
9550 literal" instead of "constructor expression".
9552 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9554 * gcc.1, cpp.1: Regenerate.
9556 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
9558 * calls.c (emit_library_call_value_1): Memory slot for
9559 pass-by-reference argument should have the mode of the argument,
9560 not of the pointer to it.
9562 2001-01-24 Tom Tromey <tromey@redhat.com>
9564 * gcc.texi (G++ and GCC): Mention gcj manual.
9565 (Standards): Link to section of manual mentioning gcj/Java
9568 2001-01-24 Jakub Jelinek <jakub@redhat.com>
9570 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
9571 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
9572 * tradcpp.c (main): Add -imacros or -include'd dependencies
9574 * cpp.texi (-M, -MM): Document -M -include behaviour.
9576 2001-01-24 Roger Collins <roger@ProProject.com>
9578 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
9580 2001-01-24 Will Cohen <wcohen@redhat.com>
9582 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
9583 whether registers are 32 bits or 64 bits in size.
9585 2001-01-24 Ben Elliston <bje@redhat.com>
9587 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
9589 2001-01-24 Richard Henderson <rth@redhat.com>
9591 * config/alpha/alpha.md (builtin_longjmp_internal): New.
9592 (builtin_longjmp): Use it instead of emit_indirect_jump.
9594 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
9596 * bb-reorder.c (make_reorder_chain_1): Handle case where
9597 jump edge goes to the same block as the fallthru edge.
9599 2001-01-23 Jim Wilson <wilson@redhat.com>
9601 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
9602 * frame.h (__ia64_personality_v1): Add prototype.
9603 * libgcc2.c (ia64_throw_helper): Change personality declaration to
9604 prototype form. Add void * cast to first argument to personality
9606 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
9607 (asctoe113): Likewise.
9608 * config/ia64/frame-ia64.c: Include eh-common.h.
9609 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
9611 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
9613 (itanium_split_issue): Add prototype.
9614 (gen_nop_type): Ifdef out.
9615 (find_best_packet): Initialize best_packet.
9616 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
9618 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
9619 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
9620 (flushrs): Add explicit stop bit at end.
9621 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
9624 2001-01-23 Chris Demetriou <cgd@broadcom.com>
9626 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
9628 * libgcc2.c (__terminate_func): Make variable static.
9629 (__terminate_set_func): New function to set __terminate_func.
9630 * libgcc2.h (__terminate_func_ptr): New typedef.
9631 (__terminate_set_func): New function.
9633 2001-01-23 Richard Henderson <rth@redhat.com>
9635 * flow.c (init_propagate_block_info): Don't consider unchanging
9636 memories for dead frame store elimination.
9638 2001-01-23 Richard Henderson <rth@redhat.com>
9640 * varasm.c (UNIQUE_SECTION): Move default implementation ...
9641 * defaults.h: ... here.
9643 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9645 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
9647 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9649 * c-lex.c (lex_charconst): Fix typo: s/p/str.
9651 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9653 * rs6000.h (rs6000_return_addr): Move prototype from here...
9654 * rs6000-protos.h (rs6000_return_addr): ...to here.
9655 (rs6000_init_expanders): Delete prototype.
9657 2001-01-23 Nick Clifton <nickc@redhat.com>
9659 * invoke.texi: Replace , with \, inside @gccoptlist macros.
9660 (Spec Files): Document %B and %j and %. and %v3 and %M and
9661 %{S*&T} spec switches.
9663 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9665 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
9667 2001-01-23 Chris Demetriou <cgd@sibyte.com>
9668 Neil Booth <neil@daikokuya.demon.co.uk>
9670 * cpperror.c: Merge handlers of PEDWARN and WARNING.
9671 Have -Werror make pedantic warnings errors, like the
9674 2001-01-23 Phil Edwards <pme@sources.redhat.com>
9676 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
9678 2001-01-23 Jakub Jelinek <jakub@redhat.com>
9680 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
9681 * integrate.c (expand_inline_function): Initialize them.
9682 (subst_constants): If changing COMPARE so that both its arguments
9683 will be VOIDmode and the comparison mode will be lost, note
9684 compare_mode. Use the recorded compare_mode to optimize
9687 2001-01-23 Jason Merrill <jason@redhat.com>
9689 * dwarf2out.c (new_die): Use xcalloc.
9690 (output_die): Abort rather than emit a local reference to offset 0.
9692 2001-01-17 Andrew Haley <aph@redhat.com>
9694 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9695 of a saved register; return NULL instead.
9696 (copy_reg): Take a pointer to a source register rather than a
9698 (next_stack_level): Remember the address in the stack frame of all
9700 Use the saved register pointer array as the source of the CFA.
9701 (throw_helper): Rewrite. Unwind once rather than twice and keep
9702 track of saved registers as we go.
9704 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9706 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9707 * c4x.c (c4x_legitimize_reload_address): Remove.
9708 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
9709 reload address for ldp(k) insn.
9711 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
9713 * pa.md (return_internal): Add a USE of the PIC register to ensure
9714 it is restored after each call.
9715 (return expander): Corresponding changes.
9717 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9719 * rs6000.h (INIT_EXPANDERS): Delete.
9720 (RETURN_ADDR_RTX): Call rs6000_return_addr().
9721 * rs6000.c (rs6000_override_options): Call *_machine_status from
9723 (rs6000_init_expanders): ...instead of here. Delete.
9724 (rs6000_mark_machine_status): New function.
9725 (rs6000_init_machine_status): Use xcalloc.
9726 (rs6000_return_addr): Generate RTX for the return address.
9727 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
9728 (rs6000_stack_info): Use it.
9730 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
9732 * gthr-win32.h: Include errno.h to get a declaration for
9733 EINVAL and _mingw.h if the target is mingw32.
9735 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
9737 * cpp.texi: Correct typos.
9739 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9741 * explow.c (probe_stack_range): Ensure value passed to
9742 stack_check_libfunc is ptr_mode, not Pmode.
9744 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
9746 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
9747 case, don't use operand_subword to calculate a SUBREG that is
9750 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
9752 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9754 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
9755 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
9756 valid. If not replace it by equivalent insns.
9758 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9760 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
9761 contains SYMBOL_REF, LABEL_REF and CONST_INT.
9762 (c4x_U_constraint, symbolic_address_operand): Likewise.
9763 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
9765 (c4x_r11_set_p, c4x_check_laj_p): New functions.
9766 * c4x-protos.h (c4x_check_laj_p): Add prototype.
9767 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
9768 anulling slot because of silicon bug.
9769 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
9771 2001-01-22 Alan Modra <alan@linuxcare.com.au>
9773 * cppexp.c (parse_charconst): Change `mask' type to agree
9776 2001-01-21 Richard Henderson <rth@redhat.com>
9778 * config/i386/i386.c (ix86_asm_file_end): Disable putting
9779 pic_label_name in a linkonce section.
9781 2001-01-17 Philipp Thomas <pthomas@suse.de>
9783 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
9785 * configure: Regenerate.
9787 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
9789 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
9790 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
9792 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
9794 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
9795 If REVERSE nonzero then condition code in X must be reversed.
9796 (encode_section_info): Optimise if/else.
9797 (avr_function_value): Fix formatting.
9799 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
9800 (difficult_branch): Likewise.
9801 (rvbranch): Likewise.
9802 (difficult_rvbranch): Likewise.
9804 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
9806 * config/avr/libgcc.S: Fix comment.
9808 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9810 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
9812 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9814 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
9816 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9818 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
9819 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
9820 * configure, config.in: Regenerate.
9821 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
9822 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
9823 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
9824 (doprint.o): New rule.
9826 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
9828 * c-typeck.c (digest_init): Handle boolean types as scalars.
9830 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9832 * stmt.c (expand_return): Don't return anything if size is zero.
9833 Delete redundant assignment to BYTES.
9834 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
9836 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
9838 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
9839 the same as the default library function names.
9840 * config/avr/avr.md: Document special characters after '%'.
9841 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
9842 knowing which of the call-used registers are really clobbered.
9843 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
9844 New. Both quotient and remainder from one libgcc.S call.
9845 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
9846 clobber as few registers as possible.
9847 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
9849 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
9851 * cppmacro.c (funlike_invocation_p): Don't move back up to the
9852 context of the top of the stack.
9854 2001-01-20 Jakub Jelinek <jakub@redhat.com>
9856 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
9857 (fixup_var_refs_insns): ...here.
9859 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
9861 * function.c (fixup_var_refs_insns): Break up into
9862 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
9863 [loop over entire insn list], and fixup_var_refs_insns_with_hash
9864 [loop over hash table entries].
9865 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
9866 fixup_var_refs_insns_with_hash, to match above changes.
9868 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
9870 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
9871 (libgcc.a): Likewise.
9872 (stmp-multilib): Likewise.
9873 (STAGE2_FLAGS_TO_PASS): Likewise.
9875 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
9877 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
9878 temporary if no_new_pseudos.
9880 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
9882 * cppinternals.texi: Update.
9884 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
9886 * arm.c (arm_init_builtins): Re-enable builtins.
9888 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9890 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
9891 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
9892 element to be null, and always expect an EXPR_LIST.
9893 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
9894 * sched-deps.c (sched_analyze_1): Likewise.
9895 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9897 * regclass.c (max_set_parallel): New variable.
9898 (reg_scan): Take it into account in computation of max_parallel.
9899 (reg_scan_mark_refs, case SET): Compute it.
9901 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
9903 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
9904 * function.c (assign_parms): Use INTVAL for a CONST_INT.
9906 2001-01-19 Jason Merrill <jason@redhat.com>
9908 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
9909 for the abstract instance of an inline function.
9911 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
9912 J"orn Rennecke <amylaar@redhat.com>
9914 * reload1.c (move2add_note_store): Treat all registers directly or
9915 indirectly derived from a base register as members of the same set
9917 (reload_cse_move2add): Adjust accordingly. Take mode and offset
9918 of base register into account.
9920 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
9922 * alias.c (find_base_value): Recognize TRUNCATE.
9923 (record_set): In PLUS case, invalidate if other summand is also a
9926 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9928 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
9929 entry to be EXPR_LIST.
9930 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
9931 be an EXPR_LIST (but not null, which other code doesn't allow).
9932 (note_stores): Properly handle PARALLEL in SET.
9933 Recursively call for top-level PARALLEL.
9934 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
9935 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9937 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
9939 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
9941 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
9942 not pfile->skipping (== 0).
9944 2001-01-17 Nick Clifton <nickc@redhat.com>
9946 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
9949 2001-01-17 Jim Wilson <wilson@redhat.com>
9951 * invoke.texi (IA-64 options): Improve.
9953 2001-01-17 Tom Tromey <tromey@redhat.com>
9955 * invoke.texi (Optimize Options): Use `{}' to around @samp
9958 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
9960 * invoke.texi (-fno-guess-branch-probability): New option.
9962 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9964 * combine.c (try_combine): Don't set i3_subst_into_i2 for
9965 case of making new double-word constant.
9966 Revert last change: instead just test i3_subst_into_i2.
9968 2001-01-17 Jakub Jelinek <jakub@redhat.com>
9970 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
9971 Use q constraints instead of r.
9973 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
9975 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
9976 (machine_function): Define.
9977 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
9978 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
9979 pa_free_machine_status): New functions.
9980 (override_options): Set {init,mark,free}_machine_status to above.
9981 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9982 PIC_OFFSET_TABLE_REGNUM_SAVED.
9983 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9984 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
9985 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
9986 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
9987 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9989 2001-01-15 DJ Delorie <dj@redhat.com>
9991 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
9995 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9997 * flow.c (propagate_one_insn): Make trying to delete a prologue
9998 or epilogue insn an ICE, not a warning. Allow doing this if
9999 the current function returns with stack pointer depressed.
10001 * combine.c (try_combine): If i3_subst_into_i2, properly check for
10002 I3 having more than one SET.
10004 2001-01-16 Jim Wilson <wilson@redhat.com>
10006 * invoke.texi: Document IA-64 options.
10008 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
10009 (fixup_errata): Delete TARGET_A_STEP use.
10010 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
10011 (TARGET_SWITCHES): Delete -ma-step option.
10012 * config/ia64/ia64.md (all FP patterns): Delete %B0.
10013 (movqicc_astep, movqi_internal_astep, movhicc_astep,
10014 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
10015 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
10016 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
10017 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
10019 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
10020 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
10021 cmovsi_internal): Delete ! TARGET_A_STEP check.
10023 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10025 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
10026 possibility to report bugs via postal mail. Change a URL and
10027 merge in a nearly duplicate statement...
10028 (Bug Reporting): ...from here.
10029 (Service): Refer to the Bug Reporting section instead of
10030 duplicating an URL.
10031 (Contributing): Remove trivial explanations concerning snapshots.
10033 2001-01-16 Alan Modra <alan@linuxcare.com.au>
10035 * cppmain.c (general_init): Don't use ANSI prototype.
10037 2001-01-16 Tom Tromey <tromey@redhat.com>
10039 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
10041 2001-01-16 Richard Henderson <rth@redhat.com>
10043 * config/i386/i386.h: Fix comment typo.
10044 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
10045 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
10047 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10049 * gcc.c: Revert previous -fsyntax-only-related change; move
10052 2001-01-16 Jakub Jelinek <jakub@redhat.com>
10054 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
10055 inmode after checking GET_CODE (op).
10057 2001-01-16 Richard Henderson <rth@redhat.com>
10059 * flow.c (struct propagate_block_info): Add mem_set_list_len.
10060 (MAX_MEM_SET_LIST_LEN): New.
10061 (propagate_one_insn): Update mem_set_list_len.
10062 (invalidate_mems_from_autoinc): Likewise.
10063 (invalidate_mems_from_set): Likewise.
10064 (mark_used_regs): Likewise.
10065 (init_propagate_block_info): Likewise. Stop collecting memories
10066 when we reach MAX_MEM_SET_LIST_LEN.
10067 (mark_set_1): Likewise.
10069 2001-01-16 Richard Henderson <rth@redhat.com>
10071 * unroll.c (precondition_loop_p): Fail if no iteration
10074 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10076 * gcc.c: When -fsyntax-only is given, do not complain about
10079 2001-01-15 Richard Henderson <rth@redhat.com>
10081 * config/i386/i386.c (asm_output_function_prefix): Remove.
10082 (ix86_asm_file_end): New.
10083 (load_pic_register): Generate pic_label_name into a
10084 staticly allocated buffer.
10085 * config/i386/i386-protos.h: Update.
10086 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
10087 (ASM_FILE_END): New.
10088 * config/i386/i386afe.h: New file.
10089 * config.gcc (i?86-*-elf) [tm_file]: Use it.
10090 (i?86-*-{freebsd,linux*,moss*}): Likewise.
10091 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
10092 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
10093 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
10094 * config/i386/sco5.h (ASM_FILE_END): Likewise.
10095 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
10097 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10099 * Makefile.in (install-man): Remove explicit dependency on
10102 * configure.in, configure: Revert previous patch requiring perl
10105 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
10107 * toplev.c (flag_guess_branch_prob): New.
10108 (f_options): Add guess-branch-probability option.
10109 (rest_of_decl_compilation): Only estimate branch probability if
10111 (main): set flag_guess_branch_prob.
10113 * flags.h (flag_guess_branch_prob): New.
10115 2001-01-15 DJ Delorie <dj@redhat.com>
10117 * gcc.texi (Makefile): Add documentation for Makefile targets.
10119 2001-01-15 Philip Blundell <philb@gnu.org>
10121 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
10123 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
10124 (is_pic): Delete declaration.
10125 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
10126 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
10127 * config/arm/arm.md (builtin_setjmp_receiver): New.
10129 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10131 * arm.c (use_return_insn): Don't try to determine the function type
10132 until after reload has completed.
10133 (arm_output_epilogue): Don't adjust the sp value recovered from the
10135 (emit_multi_reg_push): Don't record dwarf information for the pc.
10136 * arm.md (eh_epilogue): The function type may have changed, so it
10137 needs to be recalculated.
10138 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
10139 unwind tables on arm/netbsd.
10141 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10143 * arm.md (cbranchsi4): Correct calculation of branch ranges.
10144 (negated_cbranchsi4): Likewise.
10146 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10148 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
10149 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10150 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
10151 pass -mapcs-* options to assembler.
10152 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
10153 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10154 (ASM_SPEC): Call subtarget_extra_asm_spec.
10156 2001-01-15 Andreas Jaeger <aj@suse.de>
10158 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
10160 (ix86_expand_builtin): Likewise.
10162 * gencodes.c (output_predicate_decls): Make i size_t to avoid
10163 warning about comparison between signed and unsigned.
10165 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10167 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
10169 2001-01-14 Ralf Baechle <ralf@gnu.org>
10171 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
10172 SUBTARGET_CPP_SPEC apropriatly.
10174 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10176 * varasm.c (make_decl_rtl): Fix typo in last change.
10178 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10180 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10181 linker supports the init_priority C++ attribute.
10182 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10183 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10184 linker does not support init_priority C++ attribute.
10186 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10188 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10190 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10192 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10193 * cp/lex.c (finish_parse): Similarly.
10194 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10195 Return the number of errors encountered.
10196 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10197 * cppmain.c (main): Don't call cpp_destroy.
10199 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10201 * configure.in: Require at least perl 5.6.0 to regenerate
10203 * configure: Regenerate.
10205 2001-01-14 Richard Henderson <rth@redhat.com>
10207 * genrecog.c (DT_veclen_ge): New.
10208 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10209 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10210 (nodes_identical_1): Handle DT_veclen_ge.
10211 (write_cond, debug_decision_2): Likewise.
10213 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10215 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10217 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10219 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10221 * cppmain.c (do_preprocessing): New function; most of the old
10223 (main): Call it to do most of the work.
10224 (cb): Move from global scope to set_callbacks ().
10225 (setup_callbacks): Get the callback pointer.
10226 (general_init, printer_init): Clean up code and comments.
10228 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10230 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
10233 2001-01-14 Kazu Hirata <kazu@hxi.com>
10235 * config/h8300/h8300.c (get_shift_alg): Update comments.
10237 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10239 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
10240 (alloc_page, ggc_alloc): Add casts to remove warnings.
10242 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10244 * combine.c (simplify_comparison): Don't change `code' when
10245 can't reverse comparison.
10247 2001-01-14 Richard Henderson <rth@redhat.com>
10249 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
10250 update all call sites. Return true for all non-label constants.
10252 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
10254 * i386.c (ix86_expand_compare): Add bypass_test and second_test
10256 (ix86_expand_branch): Update.
10257 (ix86_expand_setcc): Update to handle multiple test conditions.
10258 (expand_int_movcc): Likewise.
10259 (expand_fp_movcc): Likewise.
10260 * i386-protos.h (ix86_expand_compare): New.
10261 * i386.md (andqi_?_slp, orqi_?_slp): New.
10262 (conditional trap expander): Update call to ix86_expand_compare.
10264 2001-01-14 Richard Henderson <rth@redhat.com>
10266 * config/vax/vax.md: Use nonimmediate_operand instead of
10267 general_operand in destinations.
10269 * config/vax/vax.md (indirect_jump): Use register_operand.
10271 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
10272 * config/vax/vax.md (call_pop): Turn into an expander.
10273 (call_value_pop): Likewise.
10274 (call, call_value): New.
10276 2001-01-14 Andreas Jaeger <aj@suse.de>
10278 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
10280 (ix86_fp_compare_mode): Add unused attribute.
10281 (ix86_expand_fp_movcc): Remove unused variable.
10282 (ix86_expand_builtin): Make fcode unsigned.
10284 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
10285 (expand_expr): Add cast to avoid signed warning.
10286 (store_field): Likewise.
10287 (store_constructor_field): Likewise.
10288 (store_constructor): Likewise.
10289 (store_expr): Likewise.
10290 (clear_storage): Likewise.
10291 (emit_group_store): Likewise.
10292 (emit_group_load): Likewise.
10294 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10296 * c-common.c: Move format checking code to ...
10297 * c-format.c: ... here. New file. Reorder some functions and
10299 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
10301 * c-common.h (decl_handle_format_attribute,
10302 decl_handle_format_arg_attribute): Declare.
10303 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
10304 (c-common.o): Adjust dependencies.
10305 (c-format.o): New list of dependencies.
10307 2001-01-13 Jakub Jelinek <jakub@redhat.com>
10309 * unroll.c (loop_iterations): If we cannot prove iteration variable
10310 is set once in each iteration, punt.
10312 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
10314 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
10315 (*strlenhi): Remove clobber (which was buggy) of output address.
10317 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10319 * Makefile.in (generated-manpages): Add gcc.1
10320 ($(srcdir)/gcc.1): New target.
10321 (maintainer-clean): Delete $(srcdir)/gcc.1.
10322 * gcc.texi: Add macros @gccoptlist and @gol.
10323 * invoke.texi: Include option summary in manpage. Mark up option
10324 summary with @gccoptlist and @gol. Use @r in one place where
10326 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
10327 * gcc.1: Generate from invoke.texi.
10329 2001-01-13 Richard Henderson <rth@redhat.com>
10331 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
10332 (struct page_entry): Add group member.
10333 (struct page_group): New.
10334 (struct globals): Add page_groups member.
10335 (alloc_anon): Only define for using mmap; remove valloc call.
10336 (page_group_index): New.
10337 (set_page_group_in_use): New.
10338 (clear_page_group_in_use): New.
10339 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
10340 (free_page, release_pages): Likewise.
10341 * configure.in (with-gc): Default to ggc-page always.
10343 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10345 * reload1.c (replace_pseudos_in_call_usage): Use
10346 reg_equiv_constant and reg_equiv_address, and don't try
10347 regno_reg_rtx first.
10349 2001-01-13 Richard Henderson <rth@redhat.com>
10351 * ggc-page.c (alloc_page): Round up allocation size to one page.
10352 Set e->order on extra pages.
10354 2001-01-13 Richard Henderson <rth@redhat.com>
10356 * genrecog.c (nodes_identical): Expand commentary.
10357 (write_switch): Watch out for identical nodes.
10359 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10361 * cppfiles.c (_cpp_fake_include): New function.
10362 * cpphash.h (_cpp_fake_include): New.
10363 * cpplib.c (do_line): Call _cpp_fake_include when entering
10364 header files in preprocessed input.
10365 * cppmain.c (cb_pragma_implementation): Remove handling.
10366 (setup_callbacks): Don't register pragmas.
10368 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10370 * extend.texi: Udate for CPP.
10372 2001-01-13 Andreas Jaeger <aj@suse.de>
10374 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10376 * regmove.c: Add prototype for replace_in_call_usage.
10378 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10380 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10381 struct cpp_chunk, struct htab, struct toklist,
10382 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10383 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10384 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10385 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10386 (struct macro_args): Delete.
10387 * cpphash.h: See above.
10389 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10391 * cppmain.c (struct printer): Remove no_line_dirs.
10392 (options, cb): New.
10393 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10394 : Use options rather than CPP_OPTION.
10395 (setup_callbacks): Use cb rather than pfile->cb.
10396 (main): No need to check for a buffer. Use cpp_errors.
10397 (printer_init): Don't set no_line_dirs.
10398 (maybe_print_line): Use options not no_line_dirs.
10399 (cb_file_change): Don't call print_line if -P.
10401 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10403 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10405 * c-parse.in (finish_parse): Use cpp_errors.
10406 (__yylex): Use return value of cpp_pop_buffer.
10407 * cp/lex.c (finish_parse): Use cpp_errors.
10408 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10410 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10412 * README.AVR: URLs corrected.
10414 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10416 * c-decl.c (start_function): Don't warn if old prototype is builtin
10417 that's not in C's namespace.
10418 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10419 (_bb): Add prototype for ctime.
10420 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10422 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10424 * i386.c (ix86_fp_comparison_arithmetics_cost,
10425 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10426 ix86_fp_comparison_cost): New functions.
10427 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10428 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10429 two-branch sequences; make static.
10430 (ix86_use_fcomi_compare): Do decision according to the costs.
10431 (split_fp_branch): New.
10432 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10433 * i386-protos.h (ix86_expand_fp_compare): Remove
10434 (ix86_split_fp_branch): Declare.
10436 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10437 and ix86_comparison_operator.
10439 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10440 to make it cheaper.
10442 * i386.c (put_condition_code): Output properly the unordered/ordered
10443 compares in fp case.
10444 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10446 * tm.texi (REVERSE_CONDITION): Document.
10447 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10448 in -ffast-math mode.
10449 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10451 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10453 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10455 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10458 * config/sh/sh.c (mova_p): Fix test for mova_const.
10460 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10462 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10463 cpp_get_options rather than dereferencing pfile and using
10465 * scan-decls.c (scan_decls): Use return value of
10466 cpp_pop_buffer rather than CPP_BUFFER.
10468 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10470 * cppinit.c (cpp_handle_option): help_only is now part of the
10471 cpp_options structure.
10472 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10473 cpp_set_callbacks): New functions.
10474 * cpplib.h (cpp_callbacks): Break out as a named structure.
10475 (cpp_options): Move help_only here from cpp_reader.
10476 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10477 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10478 cpp_set_callbacks): New prototypes.
10479 * cppmain.c (main): Update for help_only.
10481 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10483 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10484 Also build and remove and install and uninstall c-tree.info and
10486 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10487 ($(srcdir)/cppinternals.info): New target.
10488 * c-tree.texi: Change file name used when makeinfo used without -o
10489 from ir.info to c-tree.info. Add info directory entry.
10490 * cppinternals.texi: Add info directory entry.
10491 * .cvsignore: Update.
10493 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10495 * c-typeck.c (store_init_value): Don't require constant initializer
10496 elements with -pedantic -std=c99.
10497 (digest_init): Change error about non-constant initializer elements
10499 (constructor_range_end): Remove.
10500 (constructor_incremental, designator_depth,
10501 designator_errorneous): New variables.
10502 (struct constructor_stack): Remove range_end, add incremental.
10503 (struct constructor_range_stack, constructor_range_stack): New.
10504 (struct initializer_stack): Add constructor_range_stack.
10505 (finish_init): Set it.
10506 (start_init): Likewise. require_constant_elements for non-static
10507 trees only if not flag_isoc99.
10508 (really_start_incremental_init): Remove constructor_range_end, add
10509 constructor_incremental.
10510 (pop_init_level): Likewise.
10511 (push_init_level): Likewise. If implicit and the subobject had some
10512 value set already, preinitialize the level with it.
10513 Warn about missing braces only if not pushing due to designators.
10514 (set_designator, push_range_stack): New functions.
10515 (set_init_label): Use them.
10516 (set_init_index): Likewise. Remove constructor_range_end.
10517 Error if designator index is outside of array bounds.
10518 (add_pending_init): Compare values of purpose index trees, not the
10519 trees themselves. Allow overwriting of already initialized element.
10520 Issue a warning if it had side-effects.
10521 (set_nonincremental_init, set_nonincremental_init_from_string): New
10523 (pending_init_member): Rename to...
10524 (find_init_member): ...this function. Call set_nonincremental_init
10525 if necessary. Compare values of purpose index trees, not the trees
10526 themselves. Return the actual value, not just non-zero if something
10528 (output_init_element): Remove checks for duplicates.
10529 If field has zero size, only check the initializer for correctness.
10530 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
10531 if constructor_incremental is zero. Change error about initializers
10532 not computable at load time into pedwarn.
10533 (output_pending_init_elements): Compare bit positions, not
10534 FIELD_DECLs to take into account zero-sized fields.
10535 (process_init_element): Use constructor_range_stack to fill all
10536 ranges in the designator lists from current level up.
10537 * extend.texi: Update documentation for labeled elements.
10539 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
10541 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
10542 to function usage for arguments passed by reference. Optimize
10543 callee-copied arguments.
10544 * regmove.c (replace_in_call_usage): New function.
10545 (fixup_match_1): Call it.
10546 * cse.c (cse_insn): Canonicalize registers in function usage.
10547 * reload1.c (replace_pseudos_in_call_usage): New function.
10550 * Makefile.in: Reverted yesterday's wrong patch. Installed the
10553 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10555 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
10558 2001-01-12 DJ Delorie <dj@redhat.com>
10560 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
10561 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
10564 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10566 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
10567 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
10568 -std options alongside references to -ansi. Update some
10569 documentation for C99.
10570 * cpp.1: Regenerate.
10572 2001-01-12 Andreas Jaeger <aj@suse.de>
10574 * haifa-sched.c (restore_line_notes): Remove argument block B
10576 * sched-ebb.c (schedule_ebb): Change caller.
10577 * sched-rgn.c (schedule_region): Likewise.
10578 * sched-int.h (restore_line_notes): Adjust prototype.
10580 * loop.h: Remove wrong declaration of doloop_condition_get.
10582 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10584 * extend.texi: Move C++-extension-related node from the C section
10585 into the C++ section.
10587 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10589 * extend.texi: Refer to an array of pointers to functions instead
10590 of one of functions.
10592 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
10593 Jan Hubicka <jh@suse.cz>
10595 * combine.c (reversed_comparison): Fix typo in last patch.
10597 (combine_reversed_comparison_code): Make static to follow
10598 prototype declaration.
10600 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10602 * install.texi: Remove misplaced duplicate entry.
10604 2001-01-11 Ulrich Drepper <drepper@redhat.com>
10606 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
10608 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
10610 * final.c: (leaf_function_p): Fix typo.
10612 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
10614 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
10615 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
10617 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
10618 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
10619 mmap_anon, and valloc is available.
10620 * ggc-page.c: Restructure ifdef logic to match new autoconf
10621 spec. Don't throw away the test page in init_ggc.
10623 * configure, config.in: Regenerate.
10625 2001-01-12 Michael Hayes <mhayes@redhat.com>
10627 * loop.h (total_biv_increment): Constify iv_class pointer.
10628 (struct induction): Replace `mem_mode' with `mem' rtx.
10629 * unroll.c (total_biv_increment): Constify iv_class pointer.
10630 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
10631 (find_mem_givs, combine_givs_p): Likewise.
10632 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
10634 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
10636 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
10638 (__gthread_getspecific): Ditto.
10640 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
10642 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
10643 put_condition_code): Convert fp comparison codes to integer
10645 (ix86_expand_fp_compare): Postnote the fp comparison code converison
10648 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
10649 * i386-protos.h (no_comparison_operator): Kill.
10651 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
10653 * combine.c (REVERSIBLE_CC_MODE): Remove.
10654 (reversible_comparison_p): Remove.
10655 (combine_reversed_comparison_code): New.
10656 (reversed_comparison): New.
10657 (combine_simplify_rtx): Use
10658 combine_reversed_comparison_code/reversed_comparison instead
10659 of reversible_comparison_p.
10660 (simplify_if_then_else): Likewise.
10661 (simplify_set): Likewise.
10662 (simplify_logical): Likewise.
10663 (if_then_else_cond): Likewise.
10664 (known_cond): Likewise.
10665 (simplify_comparison): Likewise.
10667 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
10669 * builtins.c (std_expand_builtin_va_start): Handle varargs when
10670 sizeof (int) is larger than sizeof(__word__).
10672 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10674 * cppinit.c (do_includes): Fix typo.
10676 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10678 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
10679 in S_REGS does not occur because not all sources are possible
10680 when a S_REGS is a destination (sometimes needs a clobber).
10681 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10682 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10683 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10684 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10685 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10686 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10687 (lshrdi_const1, lshrsi3_const16): Likewise.
10688 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10689 (*movhi_68hc12, *movqi_68hc12): Likewise.
10690 (movstrictqi): Make sure reloading in D_REGS as a destination
10693 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10695 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10697 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10699 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10700 -D, -U and -A, and don't initialize the builtins.
10701 (do_includes): Error if -include or -imacros with -fpreprocessed.
10702 * cppmain.c (cb_define, cb_undef): Unconditionally process
10704 * tradcpp.c (main): Fix typo.
10706 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
10708 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
10709 (read_name_map): Use IS_ABSOLUTE_PATH.
10710 * tradcpp.c (get_filename): Likewise.
10712 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10714 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
10715 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
10716 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
10717 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
10718 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
10719 (cmphi_z_used): Don't use '@' for the output.
10720 (tstqi_z_used): Likewise.
10721 (cmpqi_z_used): Likewise.
10722 (one_cmplsi2): Likewise.
10724 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10726 * config/sh/sh.c (barrier_align): Recognize branch around far
10727 branch and redundant insn.
10729 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10731 * invoke.texi: Restore documentation of the drivers' switches -MD
10734 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10736 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
10738 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
10739 check-objc//%): Support parallel testing of multilibs.
10740 (TESTSUITEDIR): Set to testsuite by default, but override for
10742 (check-gcc, check-g++, check-g77, check-objc): Enter
10745 2001-01-11 Bernd Schmidt <bernds@redhat.com>
10747 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
10748 * sched-deps.c (deps_may_trap_p): Likewise.
10749 * basic-block.h: Remove a comment.
10750 * flow.c (PROP_POSTRELOAD): Remove.
10751 (update_life_info): Don't add it to prop_flags.
10752 (mark_set_1): Lose the code that was enabled by it.
10754 2001-01-11 Michael Hayes <mhayes@redhat.com>
10756 * flow.c (flow_call_edges_add): New.
10757 * basic_block.h (flow_call_edges_add): New.
10759 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
10761 * reload1.c (move2add_note_store): Update reg_set_luid even if
10762 base reg remains the same.
10764 2001-01-10 Nick Clifton <nickc@redhat.com>
10766 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
10767 machine_function structure to zero.
10768 Add prototypes for machine_status functions.
10770 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10772 * c-common.h (CTI_VOID_LIST): Remove.
10773 (void_list_node): Likewise.
10774 * tree.h (TI_VOID_LIST_NODE): New enumeral.
10775 (void_list_node): New macro.
10776 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
10777 * config/i386/i386.c (ix86_init_builtins): Likewise.
10778 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
10780 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10782 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
10783 * cppinit.c (cpp_start_read): Update comment, remove unneeded
10785 * tradcpp.c: Include mkdeps.h.
10786 (deps, print_deps_phony_targets, deps_append, output_deps,
10787 init_dependency_output, output_deps): New.
10788 (deps_buffer, deps_allocated_size, deps_size, deps_column,
10789 deps_output): Delete.
10790 (print_deps_missing_files): Rename deps_missing_files.
10791 (inhibit_output): Make global.
10792 (main): Delete inhibit_output, deps_stream, deps_target.
10793 Use mkdeps functionality in the same way as cpplib. Remove
10794 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
10795 -M and -MM. Remove old handling of deps via deps_out, and
10796 old reading of environment variables.
10797 (get_filename): Update to use deps_add_dep.
10799 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10801 * output.h (make_function_rtl): Remove prototype.
10802 (make_decl_rtl): Likewise.
10803 * varasm.c (make_function_rtl): Remove.
10804 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
10805 than from a third parameter.
10806 * tree.h (make_decl_rtl): Remove last parameter.
10807 * c-decl.c (builtin_function): Remove last argument in call to
10808 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
10809 (start_function): Likewise.
10810 * except.c (call_get_eh_context): Likewise.
10811 * expr.c (emit_block_move): Likewise.
10812 (clear_storage): Likewise.
10813 * profile.c (output_func_start_profiler): Likewise.
10814 * toplev.c (rest_of_decl_compilation): Likewise.
10815 * objc/objc-act.c (create_builtin_decl): Likewise.
10816 (synth_module_prologue): Likewise.
10817 (generate_static_reference): Likewise.
10818 (build_selector_reference_decl): Likewise.
10819 (build_class_reference_decl): Likewise.
10820 (build_objc_string_decl): Likewise.
10821 (build_protocol_reference): Likewise.
10823 2001-01-10 Richard Henderson <rth@redhat.com>
10825 * hwint.h: Revert yesterday's change.
10827 2001-01-10 Nick Clifton <nickc@redhat.com>
10829 * function.h (save_machine_status): Delete.
10830 (restore_machine_status): Delete.
10831 Amend comment describing {init|mark|free}_machine_status.
10833 * function.c (save_machine_status): Delete.
10834 (restore_machine_status): Delete.
10835 Amend comment describing {init|mark|free}_machine_status.
10836 (push_function_context_to): Remove invocation of
10837 save_machine_status.
10838 (pop_function_context_from): Remove invocation of
10839 restore_machine_status.
10841 * emit-rtl.c (init_emit_once): Amend comment describing
10842 {init|mark|free}_machine_status.
10844 * tm.texi (Per-Function Data): New node. Describe the
10845 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
10848 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10850 * cppinit.c (OPT_g): Remove.
10851 (cpp_handle_option): Update for removed -g3.
10852 (print_help): Update.
10853 * cpplib.h (struct cpp_options): Remove debug_output.
10854 * cppmain.c (setup_callbacks, cb_define): Update.
10855 * gcc.c (cpp_options): Translate -g3 to -dD.
10857 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
10859 * config/i960/i960.md: Change modifier to + on the zero_extract
10860 pattern after the (rotate -2 reg) canonicalization pattern.
10862 2001-01-10 Richard Henderson <rth@redhat.com>
10864 * config/alpha/alpha.c (alpha_free_machine_status): New.
10865 (override_options): Install it.
10866 (alpha_mark_machine_status): Verify machine non-null.
10867 * config/i386/i386.c (ix86_free_machine_status): New.
10868 (override_options): Install it.
10869 (ix86_init_machine_status): Use xcalloc.
10870 (ix86_mark_machine_status): Verify machine non-null.
10871 * config/ia64/ia64.c (ia64_free_machine_status): New.
10872 (ia64_override_options): Install it.
10873 (ia64_mark_machine_status): Verify machine non-null.
10875 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
10877 * function.c (instantiate_virtual_regs): Instantiate virtual
10878 registers found in CALL_INSN_FUNCTION_USAGE.
10880 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10882 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
10883 equivalent to -ansi in disabling -Di386.
10885 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
10887 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
10889 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
10891 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
10893 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
10895 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10897 * invoke.texi: Document that -fcond-mismatch isn't supported for
10900 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10902 * gcc.texi: Define macro gcctabopt.
10903 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
10904 @command, @env and @option in some places where appropriate. Use
10905 @gcctabopt where appropriate. Put URLs and email addresses inside
10908 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
10910 * gcc.c (cpp_options): Set MD file name from output
10911 filename, if specified.
10912 (suffix_subst): New static variable.
10913 (do_spec): Clear it.
10914 (do_spec_1, case '.'): Handle new `%.suffix' spec.
10916 (give_switch): Handle suffix_subst.
10918 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10920 * invoke.texi: Fix another typo.
10922 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10924 * invoke.texi: Fix typo.
10926 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10928 * c-lang.c (lang_hooks): Update.
10929 (lang_decode_option): Remove.
10930 (lang_init_options): Rename c_init_options.
10931 * toplev.c (main): Use lang_hooks for lang_init_options
10932 and lang_decode_option.
10933 * toplev.h (lang_hooks): Add 2 new hooks.
10934 * tree.h: Remove lang_init_options and lang_decode_option.
10935 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
10936 * cp/decl2.c: Similarly.
10937 * cp/lex.c (lang_init_options): Rename cxx_init_options.
10938 (lang_hooks): Update.
10939 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
10941 (lang_init_options): Rename ffe_init_options.
10942 (lang_hooks): Update.
10943 (lang_decode_option): Remove.
10944 * java/lang.c (lang_init_options): Rename java_init_options.
10945 (lang_decode_option): Rename java_decode_option.
10946 (lang_hooks): Update.
10947 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
10948 (lang_decode_option): Rename objc_decode_option.
10949 (lang_hooks): Update.
10951 2001-01-09 Nick Clifton <nickc@redhat.com>
10953 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
10954 (d30v_return_addr_rtx): Delete.
10955 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
10956 cfun->machine structure.
10957 (struct machine_function): Move to d30v.h
10958 (d30v_save_machine_status): Delete.
10959 (d30v_restore_machine_status): Delete.
10960 (d30v_init_machine_status): New Function.
10961 (d30v_mark_machine_status): New Function.
10962 (d30v_free_machine_status): New Function.
10963 (d30v_init_expanders): Use new functions.
10964 (d30v_return_addr): Use ra_rtx field in cfun->machine.
10965 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
10966 d30v_return_addr_rtx.
10968 * config/d30v/d30v.h (struct_machine): Move here.
10969 Add eh_epilogue_sp_ofs field.
10971 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
10972 field in cfun->machine structure.
10974 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
10976 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
10977 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
10978 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10980 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
10982 * objc/lang-options.h: Remove bogus reference to
10985 2001-01-09 Kazu Hirata <kazu@hxi.com>
10987 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
10990 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
10992 * reload.c (find_reloads_address): Check for eliminable registers
10993 when substituting a constant expression for a pseudo.
10995 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
10997 * c-common.c (enum format_type): Add format_type_error.
10998 (decode_format_type): New function.
10999 (decl_attributes): Use it.
11000 (format_kind_info): Adjust comment.
11002 2001-01-09 David O'Brien <obrien@BSDi.com>
11004 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
11005 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
11007 * config/i386/gnu.h: Don't include required platform specific .h files,
11008 tm.h will do it instead.
11009 * config/i386/i386elf.h: Likewise.
11010 * config/i386/linux.h: Likewise.
11011 * config/i386/moss.h: Likewise.
11012 * config/mips/gnu.h: Likewise.
11014 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11016 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
11017 (rs6000-ibm-aix3.[01]*): Likewise.
11018 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
11019 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
11020 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
11021 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
11022 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
11023 (powerpc-*-eabiaix*): Likewise.
11024 (powerpc-*-eabisim*): Likewise.
11025 (powerpc-*-elf*): Likewise.
11026 (powerpc-*-eabi*): Likewise.
11027 (powerpc-*-rtems*): Likewise.
11028 (powerpc-*-linux*libc1): Likewise.
11029 (powerpc-*-linux*): Likewise.
11030 (powerpc-wrs-vxworks*): Likewise.
11031 (powerpcle-wrs-vxworks*): Likewise.
11032 (powerpcle-*-sysv*): Likewise.
11033 (powerpcle-*-elf*): Likewise.
11034 (powerpcle-*-eabisim*): Likewise.
11035 (powerpcle-*-eabi*): Likewise.
11036 (powerpcle-*-solaris2*): Likewise.
11037 * config/rs6000/aix31.h: Delete includes.
11038 * config/rs6000/aix3newas.h: Likewise.
11039 * config/rs6000/aix41.h: Likewise.
11040 * config/rs6000/aix43.h: Likewise.
11041 * config/rs6000/beos.h: Likewise.
11042 * config/rs6000/rtems.h: Likewise.
11043 * config/rs6000/sysv4.h: Likewise.
11045 2001-01-09 Kazu Hirata <kazu@hxi.com>
11047 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
11048 Change an argument mode of machine_mode to shift_mode of
11049 shift_mode. Remove an extra error check.
11050 (emit_a_shift): Adopt to the new calling prototype of
11052 (function_prologue): Fix code for a monitor
11053 function. Support H8/S.
11054 (function_epilogue): Do not output pop for a monitor function.
11056 2001-01-09 Nick Clifton <nickc@redhat.com>
11058 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
11059 (setup_incoming_varargs): Use sysv_varargs_p field of the
11060 cfun->machine structure.
11061 (struct machine_function): Move to rs6000.h
11062 (rs6000_save_machine_status): Delete.
11063 (rs6000_restore_machine_status): Delete.
11064 (rs6000_init_machine_status): New Function.
11065 (rs6000_free_machine_status): New Function.
11066 (rs6000_init_expanders): Use new functions.
11068 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
11070 (struct machine_function): Move here.
11072 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
11073 sysv_varargs_p field of the cfun->machine structure.
11075 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
11077 (rs6000_restore_machine_status): Remove prototype.
11079 2001-01-09 Richard Henderson <rth@redhat.com>
11081 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
11082 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
11083 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
11084 (sched_analyze_2, sched_analyze_insn): Likewise.
11085 (sched_analyze, init_deps): Likewise.
11086 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
11087 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
11088 (compute_block_backward_dependences): Update propagate_deps call.
11090 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
11092 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
11094 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11096 * cppinit.c (OPT_MD, OPT_MMD): Restore.
11097 (cpp_handle_option): Handle them.
11098 (cpp_post_options): Ensure one of -M or -MM is specified with
11099 any other -M? option.
11100 (init_dependency_output): Suppress output with -MG.
11102 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11104 * cpp.texi: Update.
11105 * invoke.texi: Update.
11107 2001-01-09 Bernd Schmidt <bernds@redhat.com>
11109 * sh.md (reload_outsf): Generate recognizable patterns for
11112 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11114 * c-lang.c (lang_hooks): Update.
11115 (lang_init): Rename c_init.
11116 (lang_finish): Remove.
11117 * toplev.c (compile_file): Use lang_hooks for lang_init ()
11118 and lang_finish ().
11119 * toplev.h (lang_hooks): Add init () and finish ().
11120 * tree.h (lang_init, lang_finish): Remove.
11121 * cp/tree.h (lang_init, lang_finish): Remove.
11122 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
11123 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
11125 (lang_init, lang_finish): Remove.
11126 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
11127 (lang_hooks): Update.
11128 * java/lang.c (lang_init): Rename java_init.
11129 (lang_finish): Remove.
11130 (lang_hooks): Update.
11131 * objc/objc-act.c (lang_init): Rename objc_init.
11132 (lang_finish): Remove.
11133 (lang_hoooks): Update.
11135 20001-01-09 Graham Stott <grahams@redhat.com>
11137 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
11138 after `ptr` is initialised.
11140 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11142 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
11143 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
11144 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
11145 stack adjusts, instead of r3.
11147 2001-01-09 Michael Hayes <mhayes@redhat.com>
11149 * flow.c (flow_loop_scan): Break out of ...
11150 (flow_loops_find) ... here.
11151 * basic-block.h (flow_loop_scan): New.
11152 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
11153 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
11155 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11157 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
11159 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
11160 realloc()ing macro_buffer.
11162 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
11163 if it's wider than long and the target's long is wider than the
11166 2001-01-09 Mark Mitchell <mark@codesourcery.com>
11168 Remove support for using UWIN as a host machine.
11169 * configure.in: Issue an error message.
11170 * configure: Regenerated.
11171 * config.gcc: Remove xm_* UWIN configury.
11172 * config/i386/xm-uwin.h: Remove.
11174 2001-01-08 Nick Clifton <nickc@redhat.com>
11176 * config/v850/v850.c (ra_rtx): Delete.
11177 (v850_save_machine_status): Delete.
11178 (v850_restore_machine_status): Delete.
11179 (v850_init_machine_status): New function.
11180 (v850_mark_machine_status): New function.
11181 (v850_free_machine_status): New function.
11182 (v850_return_addr): Use ra_rtx field in machine structure.
11183 (v850_init_expanders): Use new functions.
11185 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11186 * config/v850/v850.c: Change arguments to v850_output+* functions
11187 to take a const char *, to avoid compile time warning.
11188 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11189 (USER_LABEL_PREFIX): Redefine.
11191 2000-01-08 Jim Wilson <wilson@redhat.com>
11193 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11194 1 to unsigned HOST_WIDE_INT before left shift.
11196 2001-01-08 Nick Clifton <nickc@redhat.com>
11198 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11199 the machine structure has been allocated.
11200 (arm_free_machine_status): New function: Free the machine
11201 specific function structure.
11203 2001-01-08 Richard Henderson <rth@redhat.com>
11205 * jump.c (simplejump_p): Revert last change.
11207 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11209 * cppinit.c (init): Rename init_library.
11210 (cpp_create_reader): Update.
11211 * gcc.c (cpp_options): If -o given, use it as the target of
11214 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11216 * arm.c (arm_arch5e): New variable.
11217 (all_cores): XScale is a 5TE device.
11218 (arm_override_options): Set arm_arch5e.
11219 (arm_init_builtins): __builtin_prefetch is in arch5e.
11220 * arm.h (arm_arch5e): Declare it.
11222 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
11224 * arm.md (define_constants): Add defines for UNSPEC and
11225 UNSPEC_VOLATILE insns. Update all users.
11226 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
11227 * arm.c (multi_register_push, note_invalid_constants)
11228 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
11229 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
11230 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
11232 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
11234 * jump.c (jump_optimize_1): Use reversed_comparison_code
11235 instead of can_reverse_comparison_p.
11236 (jump_back_p): Likewise.
11237 (invert_exp_1): Likewise.
11238 (thread_jumps): Likewise.
11239 * simplify-rtx.c (simplify_unary_operation): Likewise.
11240 (simplify_ternary_operation): Likewise.
11241 * cse.c (find_comparison_args): Convert to use
11242 can_reverse_comparison_p.
11243 (record_jump_equiv): Likewise.
11245 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11247 * arm.h (HARD_REGNO_RENAME_OK): Delete.
11248 (EPILOGUE_USES): Define.
11249 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
11250 automatically stack the LR if it isn't live.
11252 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
11254 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
11257 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
11259 * ggc-page.c (max_alignment): New structure.
11260 (MAX_ALIGNMENT): New macro.
11261 (init_ggc): Use it to round up the sizes in the
11262 extra_order_size_table.
11264 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11266 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
11269 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11271 * builtins.def (BUILT_IN_FPRINTF): New entry.
11273 * c-common.c (c_expand_builtin_fprintf): New function.
11274 (init_function_format_info): Handle __builtin_fprintf.
11275 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
11276 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
11278 * c-decl.c (duplicate_decls): Adjust comment.
11280 * extend.texi (fprintf): Document new builtin.
11282 2001-01-07 Richard Henderson <rth@redhat.com>
11284 * jump.c (simplejump_p): Recognize any single_set jump
11285 of the proper form.
11287 2001-01-07 Richard Henderson <rth@redhat.com>
11289 * configure.in (slibdir): Accept an --with-slibdir option.
11290 Use "test" not "[" in configure. Default to $(libdir).
11292 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
11294 * config/t-aix43 (SHLIB_INSTALL): Likewise.
11295 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
11296 (SHLIB_LINK): Create links for the soname.
11297 * config/mips/t-iris6: Likewise.
11298 * config/sparc/t-slibgcc: Likewise.
11299 * config/sparc/t-slibgcc-sld: Likewise.
11301 2001-01-07 Jakub Jelinek <jakub@redhat.com>
11303 * config/i386/i386.c (constant_call_address_operand): Accept
11304 (const (plus (symbol_ref) (const_int))).
11305 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
11306 constant_call_address_operand.
11308 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11310 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
11311 and LONG_LONG_TYPE_SIZE > 32.
11313 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11315 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
11316 the previous change.
11318 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
11320 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
11322 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
11323 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
11324 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
11327 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11329 * fix-header.c (read_scan_file): s/pfile/scan_in/.
11331 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11333 * c-lang.c (c_post_options): Call cpp_post_options.
11334 * objc/objc-act.c (objc_post_options): Similarly.
11335 * cppmain.c (main): Similarly.
11336 * fix-header.c (read_scan_file): Similarly.
11337 * cppinit.c (cpp_start_read): Move option consistency checks
11338 to cpp_post_options. Don't call init_dependency_output.
11339 If needed, add default target and main file dependency.
11340 (OPT_MD, OPT_MMD): Remove.
11342 (cpp_handle_option): Update for OPT_* changes.
11343 (cpp_post_options): New.
11344 (init_dependency_output): Command line -MF overrides environment
11345 variables. Don't set default target etc. Suppress output
11346 if dependencies are going to stdout.
11347 (print_help): Update.
11348 * cpplib.h (cpp_post_options): New.
11349 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
11351 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
11353 * jump.c (comparison_dominates_p): Support unordered compares.
11355 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
11357 * simplify-rtx.c (simplify_relational_operation): Always simplify
11358 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
11361 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
11363 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
11364 (nonzero_bits): Likewise.
11365 (simplify_comparison): Likewise.
11366 (num_sign_bit_copies): Likewise; return more sane value depending
11367 on STORE_FLAG_VALUE.
11368 (known_cond): Do not assume EQ to be always true for equivalent
11371 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11373 * cse.c (fold_rtx): Handle unordered comparisons.
11375 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11377 * rtlanal.c (set_of_1): New static function.
11378 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11379 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11380 reg_set_last_last_regno): Remove.
11381 (set_of): New global function.
11382 (set_of_data): New structure.
11383 (reg_set_p, reg_set_last): Revamp for set_of.
11384 * rtl.h (set_of): New.
11386 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11388 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11389 * extend.texi: Document _Exit builtin.
11391 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11393 * (initialize, initialize_builtins,
11394 initialize_dependency_output, initialize_standard_includes):
11395 Rename s/initialize/init. Update.
11396 (init_dependency_output): Move to after
11397 cpp_handle_options, the correct location temporally at least.
11398 (opt_comp): Move next to init (), its caller. Fix prototype.
11399 (init): Make "initialized" local scope.
11400 (cpp_create_reader): Always call init ().
11401 (cpp_start_read): Update.
11402 (output_deps): New function, broken out of cpp_finish.
11403 (cpp_finish): Break out output_deps.
11405 2001-01-07 Richard Henderson <rth@redhat.com>
11407 * collect2.c (COFF specific stuff): Revert 12-06 patch
11408 to prototype system functions.
11410 2001-01-07 Michael Hayes <mhayes@redhat.com>
11412 * hard-reg-set.h: Add multiple include guard.
11413 * basic-block.h (struct loop): Add `sink' field.
11414 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11415 (emit_iv_add_mult): Delete.
11416 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11417 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11418 (unroll_loop): Remove end_insert_before argument.
11419 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11420 (maybe_eliminate_biv_1): Likewise.
11421 (emit_iv_add_mult): Delete.
11422 (gen_add_mult, loop_regs_update): New.
11423 (loop_insn_emit_after, loop_insn_emit_before): New.
11424 (loop_insn_sink, loop_insn_sink_or_swim): New.
11425 (emit_iv_add_mult): Delete.
11426 (scan_loop): Set loop->sink.
11427 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11428 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11429 (maybe_eliminate_biv_1): Likewise.
11430 (maybe_eliminate_biv_1): Add basic block argument.
11431 * unroll.c (unroll_loop): Remove end_insert_before argument.
11432 (find_splittable_regs): Likewise.
11433 (find_splittable_regs): Use loop_insn_sink and its ilk.
11434 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11436 2001-01-07 Michael Hayes <mhayes@redhat.com>
11438 * loop.h (loop_insn_hoist): New prototype.
11439 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11440 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11441 (check_dbra_loop, load_mems): Likewise.
11442 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11443 (find_splittable_givs): Likewise.
11445 2001-01-07 Michael Hayes <mhayes@redhat.com>
11447 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11449 2001-01-07 Richard Henderson <rth@redhat.com>
11451 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11453 2001-01-07 Richard Henderson <rth@redhat.com>
11455 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11456 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11457 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11458 variant that handles a shared libgcc.
11459 (process_command): Always validate -{static,shared}-libgcc.
11460 (do_spec_1): New 'M' case.
11461 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11463 2001-01-07 Richard Henderson <rth@redhat.com>
11465 * Makefile.in (slibdir): New variable.
11466 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11467 (installdirs): Create slibdir.
11468 (install-libgcc, install-multilib): Defer to libgcc.mk.
11469 * configure.in (slibdir): Substitute.
11470 * mklibgcc.in (install): New target.
11472 * config/t-linux (SHLIB_LINK): Create links for the soname.
11473 (SHLIB_INSTALL): New.
11474 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11475 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11476 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11477 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11478 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11480 2001-01-07 Richard Henderson <rth@redhat.com>
11482 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11483 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11484 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11486 2001-01-07 Michael Hayes <mhayes@redhat.com>
11488 * loop.c (count_loop_regs_set): Delete.
11489 (load_mems_and_recount_loop_regs_set): Delete.
11490 (loop_regs_scan): Merge common code from count_loop_regs_set,
11491 scan_loop, and load_mems_and_recount_loop_regs_set.
11492 (scan_loop): Call load_mems directly and loop_regs_scan
11493 again if new registers created.
11495 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11497 * toplev.c (main): Call the front-end specific post_options
11498 hook if one is given.
11499 * toplev.h (struct_lang_hooks, lang_hooks): New.
11500 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11501 for the C front end.
11502 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11503 lang_hooks for the C++ front end.
11504 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11505 lang_hooks for the ObjC front end.
11506 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11507 * java/lang.c (lang_hooks): Hooks for the Java front end.
11509 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11511 * c-lex.c (init_c_lex): Request #define / #undef callbacks
11512 for verbose DWARF[2] debugging.
11513 (cb_define, cb_undef): The new callbacks.
11514 * toplev.h (debug_define, debug_undef): Make const correct.
11515 * toplev.c (debug_define, debug_undef): Similarly. Do not
11516 perform the verbosity tests here anymore.
11518 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
11520 * reload.c (subst_reloads): Take INSN argument. When
11521 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
11522 * reload.h (subst_reloads): Adjust prototype.
11523 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
11524 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
11525 present in JUMP_INSNs and copy them to JUMP_LABEL.
11526 * flow.c (find_label_refs, find_basic_blocks_1): Skip
11527 JUMP_INSNs and insns with REG_LABELs that are followed by
11528 JUMP_INSNs with the same REG_LABEL.
11529 * sched-rgn.c (is_cfg_nonregular): Likewise.
11530 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
11532 * unroll.c (unroll_loop): Look for REG_LABEL notes in
11534 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
11536 2001-01-06 Richard Henderson <rth@redhat.com>
11538 * loop.c (scan_loop): Use xcalloc for the regs array.
11539 (load_mems_and_recount_loop_regs_set): Zero the new memory
11540 received from xrealloc.
11542 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
11544 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
11546 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
11548 * integrate.c (copy_rtx_and_substitute): When copying
11549 an ignored return value, strip REG_FUNCTION_VALUE_P.
11551 2001-01-06 Michael Hayes <mhayes@redhat.com>
11553 * loop.c (debug_biv, debug_giv): New.
11554 (loop_biv_dump): Break out from ...
11555 (record_biv): ... here.
11556 (loop_giv_dump): Break out from ...
11557 (record_giv): ... here.
11558 (loop_bivs_check): Use print_simple_rtl.
11559 * unroll.c (loop_iterations): Use print_simple_rtl.
11561 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11563 * pa.md (return, return_internal): Modify patterns to prevent regrename
11564 mucking with the return pointer.
11566 2001-01-05 Richard Henderson <rth@redhat.com>
11568 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
11570 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
11572 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
11573 version supplied by Matteo Frigo.
11575 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11577 * cpp.texi: Update for -MQ.
11578 * cppinit.c (cpp_create_reader): Always create pfile->deps.
11579 (cpp_cleanup): Always free pfile->deps.
11580 (initialize_dependency_output): Don't create pfile->deps.
11581 (cpp_handle_option): Similarly.
11583 * gcc.c (cpp_options): Handle -MQ.
11584 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11585 * mkdeps.c (base_name): Remove.
11586 (deps_init): Don't allocate vector space until it's needed.
11587 (deps_free): Only free vectors if allocated.
11588 (deps_add_target, deps_add_dep): Update for initial allocation.
11589 (deps_add_default_target): Don't strip to the base_name.
11591 2001-01-05 DJ Delorie <dj@redhat.com>
11593 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
11594 (INIT_EXPANDERS): Define.
11596 * config/v850/v850.c (struct machine_function): Define.
11597 (v850_save_machine_status): New function.
11598 (v850_restore_machine_status): New function.
11599 (v850_return_addr): New function.
11600 (v850_init_expanders): New function.
11602 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
11603 and v850_init_expanders.
11605 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11607 * cpplib.h (struct cpp_reader): Add help_only field.
11608 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
11609 (cpp_handle_option): Set pfile->help_only if we see -h,
11610 --help, -target-help, or --version. Print version string but
11611 do not set help_only if we see -v or -version. Make text
11612 printed by -v match that printed by (-)-version.
11614 * cppmain.c (main): Exit after option parsing if
11615 pfile->help_only is true.
11617 * toplev.c (independent_decode_option): Call print_version,
11618 then exit, if we see --version (but not -version).
11619 (print_version): Split lengthy message into two lines.
11621 2001-01-05 Nick Clifton <nickc@redhat.com>
11623 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
11624 temporary string for initialisation before calling ggc_alloc_string.
11626 2001-01-06 Michael Hayes <mhayes@redhat.com>
11628 * rtl.h (print_simple_rtl): New.
11629 * print-rtl.c (print_simple_rtl): New.
11630 (flag_simple): New.
11631 (print_rtx): Disable printing of flags and modes, etc.,
11632 if `flag_simple` nonzero.
11634 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11636 * function.c (fixup_var_refs): Use push_to_full_sequence where
11639 2001-01-05 Michael Meissner <meissner@redhat.com>
11641 * flags.h (flag_reorder_blocks): Add declaration.
11642 (flag_rename_block): Ditto.
11644 2001-01-05 DJ Delorie <dj@redhat.com>
11646 * function.c (reorder_blocks): Make sure the flags are all reset
11647 before using them to mark blocks, else a second invocation will
11648 corrupt the block chain.
11649 (reorder_blocks_0): New, resets the flags.
11651 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
11653 * cse.c (find_comparison_args): Stop if the argument is known to
11656 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11658 * config/sh/sh.md (movdf): When splitting load into pair of
11659 registers, don't clobber the register used in the address too
11662 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
11664 * varasm.c (mark_constant_pool): Improve initial comments.
11665 (mark_constants): Move marking of constants to mark_constant.
11666 (mark_constant): New function to recursively mark all constants
11667 referred to by a constant.
11669 2001-01-05 Catherine Moore <clm@redhat.com>
11671 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
11673 2001-01-05 Phil Edwards <pme@sources.redhat.com>
11675 * cp/lang-options.h: Bring comment in line with reality.
11676 * f/lang-options.h: Likewise.
11677 * java/lang-options.h: Likewise.
11678 * objc/lang-options.h: Likewise.
11679 * ch/lang-options.h: Likewise.
11680 * f/g77.texi: And update the manual.
11682 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11683 Denis Chertykov <denisc@overta.ru>
11685 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11686 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11687 * config/avr/avr.md (all peepholes that request a scratch register):
11688 Call it, FAIL the peephole if not safe (in interrupt functions).
11690 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11692 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11694 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11696 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11698 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11699 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11700 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11701 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11702 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11704 * extend.texi: Document these builtins.
11706 2001-01-05 Daniel Berlin <dberlin@redhat.com>
11708 * c-common.c (lang_get_alias_set): Say we know nothing of
11709 VECTOR_TYPE aliasing.
11711 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
11713 2001-01-05 Bruce Korb <bkorb@gnu.org>
11715 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
11716 their x* equivalent versions for atexit-less systems
11717 * fixinc/fixincl.c(main): do not return from main() on atexit-less
11718 systems (or any other system any more).
11720 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
11722 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
11723 output operands. Use arm_hard_register_operand for operand 4.
11724 (stmsi_postinc): Similarly.
11725 (ldmsi): Use arm_hard_register_operand for opernand 2.
11726 (stmsi): Similarly.
11727 * arm.c (arm_hard_register_operand): New function.
11728 * arm-protos.h (arm_hard_register_operand): Prototype it.
11730 * arm.h (HARD_REGNO_RENAME_OK): Define.
11732 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
11734 * simplify-rtx.c (cfc_args): add "unordered" field.
11735 (check_fold_consts): Set unordered field.
11736 (simplify_relational_operation): Simplify the unordered
11739 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
11742 * emit-rtl.c (try_split): Fix code to mark labels.
11743 * jump.c (mark_jump_label): Make global.
11744 * rtl.h (mark_jump_label): Declare.
11746 * predict.c (estimate_probability): Handle unordred comparisons.
11748 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11750 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
11751 * cppinit.c (initialize_dependency_output): Update.
11752 (cpp_finish): Output dummy targets for -MP.
11754 (cpp_handle_option): Handle -MP. Don't quote -MT options.
11755 * cpplib.h (struct cpp_options): Add deps_phony_targets.
11756 * gcc.c (cpp_options): Update to handle -MP.
11757 * mkdeps.c (deps_add_target, deps_add_default_target): Update
11758 to quote only the default target.
11759 (deps_phony_targets): Insert a preceding newline. Rename from
11760 deps_dummy_targets for consistency.
11763 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11765 * calls.c (emit_library_call_value_1): Support
11766 INIT_CUMULATIVE_LIBCALL_ARGS.
11767 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
11769 2001-01-04 Richard Henderson <rth@redhat.com>
11771 * c-decl.c (finish_struct): Detect flexible array members
11772 used in an inappropriate context.
11773 * c-typeck.c (really_start_incremental_init): Special case
11774 constructor_max_index for zero length arrays.
11775 (pop_init_level): Allow initialization of flexible array
11776 members. Deprecate initialization of zero length arrays.
11777 Don't issue missing initializer warning for flexible array
11778 members or zero length arrays.
11779 (process_init_element): Don't dereference null DECL_SIZE.
11780 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
11781 Don't abort for empty constructors. Use size_binop
11782 (output_constructor): Add commentary regarding zero length
11783 array futures. Abort if we try to initialize an array of
11784 unspecified length with a non-empty constructor in the middle
11787 * extend.texi (Zero Length): Update and clarify documentation
11788 on static initialization.
11790 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11792 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
11793 with more than 32767 words of local storage.
11795 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11797 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
11798 for 'abs', 'labs', and 'fabs'.
11799 (c4x_expand_builtin): Likewise.
11800 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
11802 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11804 * config/sh/sh.md (prget, prset): New insn types.
11805 (return delay slot): Dont' allow prset.
11806 (call, sfunc delay slot): Don't allow prget.
11807 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
11808 for prset and prget.
11810 2001-01-05 Michael Hayes <mhayes@redhat.com>
11812 * loop.h (struct loop_reg): New.
11813 (struct loop_regs): Change to use array of `struct loop_reg'.
11814 * loop.c: Replace assortment of varrays with single regs array.
11815 (count_one_set): Delete may_not_move array argument
11816 and use regs array instead. All caller's changed.
11817 (count_loop_regs_set): Delete may_not_move and single_usage
11818 arguments and use regs array instead. All caller's changed.
11819 (find_single_use_in_loop): Replace usage array argument with pointer
11820 to regs structure. All caller's changed.
11821 (loop_optimize): Delete `moved_once' array.
11823 2001-01-05 Michael Hayes <mhayes@redhat.com>
11825 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
11826 Use it instead of loop_info->has_call for scanning loop mems.
11827 (check_dbra_loop): Replace loop_info->has_call test with
11828 loop_info->has_nonconst_call.
11830 2000-01-04 Matthew Hiller <hiller@redhat.com>
11832 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
11835 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11837 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
11838 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
11840 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11842 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
11843 (flag_short_double, flag_short_wchar): Define.
11844 (c_common_nodes_and_builtins): Create many tree nodes shared
11845 between C and C++ here instead of in cp/decl.c and ...
11846 * c-decl.c (init_decl_processing): ... here.
11847 (SIZE_TYPE, WCHAR_TYPE): Don't define.
11848 (flag_short_double, flag_short_wchar): Don't define.
11849 (record_builtin_type): New function.
11850 (build_void_list_node): New function.
11851 * c-common.h (flag_short_double, flag_short_wchar,
11852 record_builtin_type, build_void_list_node): Declare.
11854 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
11856 * integrate.c (expand_inline_function): Don't put a virtual
11857 register into the reg map.
11859 * function.c (fixup_var_refs_1): If force_operand didn't put
11860 the address into the target, move it there.
11862 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11864 Special-case tree_decl/tree_list allocations.
11865 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
11866 (OBJECT_SIZE): New macro.
11867 (NUM_EXTRA_ORDER): Likewise.
11868 (extra_order_size_table): New variable.
11869 (NUM_ORDERS): New macro.
11870 (objects_per_page_table): New variable.
11871 (object_size_table): New variable.
11872 (G.pages): Use NUM_ORDERS to bound the array.
11873 (G.page_tails): Likewise.
11874 (DIV_ROUND_UP): Remove.
11875 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
11876 (alloc_page): Use OBJECT_SIZE.
11877 (size_lookup): Don't make it const.
11878 (ggc_alloc): Use OBJECT_SIZE.
11879 (ggc_set_mark): Likewise.
11880 (ggc_get_size): Likewise.
11881 (init_ggc): Set up the object_size_table, objects_per_page_table,
11882 and adjust size_lookup.
11883 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
11884 (ggc_pop_context): Use NUM_ORDERS.
11885 (clear_marks): Likewise.
11886 (sweep_pages): Likewise.
11887 (poison_pages): Likewise.
11888 (ggc_print_statistics): Use OBJECT_SIZE.
11890 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11892 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
11893 Only call array_size_for_constructor if last field and array type
11894 with no upper bound.
11896 2001-01-04 Philip Blundell <philb@gnu.org>
11898 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
11899 from bit 31 downwards, if this requires no more insns.
11900 (count_insns_for_constant): New helper function for above.
11902 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
11904 * gencodes.c (output_predicate_decls): Remove empty initializer.
11906 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11908 * tree.c (copy_node): Remove documentation about obstacks.
11909 (buidl1): Check that nobody tries to build 2-argument nodes this
11912 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11914 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
11917 * gencodes.c (output_predicate_decls): Fill empty initializer
11920 2001-01-04 Jakub Jelinek <jakub@redhat.com>
11922 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
11923 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
11925 (do_include): Handle missing headers like cpp0.
11926 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
11927 paths with first include pathname. Don't strcat to uninitialized
11930 2001-01-04 Bernd Schmidt <bernds@redhat.com>
11932 * regrename.c (regrename_optimize): Don't rename from frame pointer
11933 if frame_pointer_needed.
11934 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
11935 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
11936 (ia64_reorg): Use it instead of scheduling if ! optimize.
11937 (errata_emit_nops): Properly call asm_noperands.
11938 (ia64_sched_reorder): Finish cycle if we see an asm.
11939 (ia64_variable_issue): Clear scheduling state after asms.
11941 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
11943 * cpp.texi: Update for -MT.
11944 * cppinit.c (initialize_dependency_output): Add a default
11945 target if none has been given already.
11946 (no_tgt, OPT_MT): New.
11947 (cpp_handle_option): Handle -MT. Update -M etc.
11948 * cpplib.h (struct cpp_options): Remove deps_target.
11949 * gcc.c (cpp_options): Handle -MT.
11950 * mkdeps.c (struct deps): Move from mkdeps.h.
11951 (deps_calc_target): Rename deps_add_default_target. Add a
11952 default target if none has been specified already.
11953 * mkdeps.h (struct deps): Move to mkdeps.c.
11954 (deps_calc_target): Rename deps_add_default_target.
11956 2000-01-03 Richard Henderson <rth@redhat.com>
11958 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
11960 * c-typeck.c (push_init_level): Move checks for flexible array
11961 members and zero length arrays ...
11962 (pop_init_level): ... here. Silently discard empty initializations.
11964 * varasm.c (output_constructor): Update for sizeof change to
11965 zero-length arrays.
11967 * extend.texi (Zero Length): Clarify semantics.
11969 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11971 * configure.in (tm.h): Include isns-codes.h last.
11972 * configure: Rebuilt.
11974 2001-01-03 Richard Henderson <rth@redhat.com>
11976 * config/alpha/alpha.md (addvsi3, addvdi3): New.
11977 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
11979 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11981 * tradcpp.c (main): Make sure finclude() is called with a valid
11982 indepth value while handling -include.
11984 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11986 * gencodes.c (output_predicate_decls): New function.
11988 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
11989 even if it is not the first time machmode.h is #included.
11990 * config/sh/sh.c (fpul_operand): Declare MODE argument.
11991 * tm.texi (PREDICATE_CODES): Document predicate declarations.
11992 * gcc.texi (Copyright): Added 2001.
11994 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11996 * c-common.c (c_common_lang_init): New function. Warn if format
11997 warning options which only have effects when used with -Wformat
11998 are used without -Wformat.
11999 * c-common.h (c_common_lang_init): Declare.
12000 * c-lang.c (lang_init): Call c_common_lang_init.
12001 * objc/objc-act.c (lang_init): Call c_common_lang_init.
12003 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12005 * configure.in: Check for the mktemp command.
12006 * configure: Regenerate.
12007 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
12008 $TEMP. Create temporary files with mktemp, if available at
12009 configure time; otherwise use set -C. Remove temporary files
12012 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12014 * configure.in: Require at least texinfo 4.0. Check for whether
12015 Pod::Man is sufficiently recent to regenerate GCC manpages.
12016 * configure: Regenerate.
12017 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
12019 (GENERATED_MANPAGES): Define.
12020 (generated-manpages): New target. Depend on cpp.1 as well as
12022 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
12023 configure to generated-manpages or empty) rather than on the
12024 manpages directly. Remove execute permission from installed
12025 gcov.1 as well as cpp.1.
12026 * cpp.1, gcov.1: Regenerate.
12028 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12030 * builtins.c (expand_builtin_strncmp): Use host_integerp and
12031 tree_low_cst. Allow using cmpstrsi in more cases.
12033 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12035 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
12038 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
12040 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
12041 * Makefile.in (HOST_CFLAGS): Mention build-make.
12043 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12045 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
12048 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12050 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
12053 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
12056 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
12057 reg_base_value and reg_known_value arrays.
12058 (init_alias_analysis): Add more cases to detect known values.
12059 * sched-deps.c (deps_may_trap_p): New function.
12060 (sched_analyze_2): Use it.
12062 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12064 * combine.c (simplify_shift_const): Even if we're sign-extracting,
12065 don't discard an ASHIFTRT if we're shifting in a wider mode.
12067 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
12069 * toplev.c (rest_of_compilation): Don't print basic block information
12070 when CFG isn't up to date.
12072 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
12074 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
12075 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
12076 (UNALIGNED_SHORT_ASM_OP): Define.
12077 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
12079 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12081 * fold-const.c (fold_convert): Fix typo.
12083 2001-01-02 Richard Henderson <rth@redhat.com>
12085 * c-common.h (ASM_INPUT_P): New.
12086 * c-parse.in (asm): Set it when needed.
12087 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
12088 existance of an operand.
12090 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
12092 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
12093 (dwarf2out_frame_debug_expr): Likewise.
12094 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
12096 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
12098 * i386.c (ix86_split_to_parts): Return number of part required;
12100 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
12102 (ix86_split_long_move): Use number of part returned
12103 by ix86_split_to_parts
12104 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
12106 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
12107 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
12108 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
12109 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
12110 (ALIGN_MODE_128): Add TFmode.
12111 (IS_STACK_MODE): Likewise.
12112 (HARD_REGNO_NREGS): TFmode needs 3 registers.
12113 (HARD_REGNO_OK): Support TFmodes.
12114 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
12115 * i386.md (scheduler definitions): Use memory operand to determine
12116 fst/fld instructions; use mode attribute to determine real mode of
12118 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
12119 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
12121 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12123 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
12125 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12127 * expr.c (store_constructor_field): Update ALIGN before calling
12130 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12132 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
12135 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12137 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
12140 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12142 * c-decl.c (start_function): Don't warn on third parameter to main.
12144 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12146 * tsystem.h: Define HAVE_DECL_GETOPT.
12148 2001-01-02 Philip Blundell <pb@futuretv.com>
12150 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
12153 2001-01-02 Richard Henderson <rth@redhat.com>
12155 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
12157 2001-01-02 Andreas Jaeger <aj@suse.de>
12159 * c-decl.c (c_decode_option): Remove support of
12160 -Wmissing-noreturn.
12162 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
12163 (W_options): Add -Wmissing-noreturn here.
12165 * flow.c: Define lang_missing_noreturn_ok_p.
12166 (check_function_return_warnings): Use it.
12168 * c-common.h: Declare lang_missing_noreturn_ok_p.
12170 * c-lang.c (c_missing_noreturn_ok_p): New function.
12171 (lang_init): Set lang_missing_noreturn_ok_p.
12173 * invoke.texi (Warning Options): Document this.
12175 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12177 * extend.texi (C++ Extensions): New node for C++ attributes;
12178 describe init_priority and com_interface.
12179 * invoke.texi: Remove -finit-priority as it now has zero effect.
12180 * install.texi: Fix xref syntax.
12181 * md.texi: Likewise.
12183 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12185 * config.gcc (sparc64-wrs-vxworks*): New case.
12186 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12188 * config/sparc/sparc.c (sparc_override_options): Do support different
12189 pointer and architecture size.
12190 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12191 (POINTERS_EXTEND_UNSIGNED): Define.
12192 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12193 (FUNCTION_MODE): Define to be Pmode.
12194 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12196 * function.c (expand_function_end): Properly handle DECL_RESULT
12197 and copy when ptr_mode != Pmode.
12198 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12200 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12202 * c-common.c (c_common_nodes_and_builtins): Set prototype
12203 parameters for __builtin_fputs, __builtin_fputc and
12204 __builtin_fwrite. Don't declare plain fputc as a builtin.
12206 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12208 * loop.c (add_label_notes): Increment the label usage count when
12209 a note is added to an insn which refers to a CODE_LABEL.
12210 * gcse.c (add_label_notes): Likewise.
12212 2001-01-01 Andreas Jaeger <aj@suse.de>
12214 * loop.c (scan_loop): Use xmalloc to allocate movables.
12216 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12218 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12219 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12220 * reload1.c (REGISTER_MOVE_COST): Likewise.
12221 * regclass.c (REGISTER_MOVE_COST): Likewise.
12222 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
12223 dimension. Adjust all users.
12224 (init_reg_sets_1): Iterate on all modes.
12225 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
12226 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
12227 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
12228 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
12229 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
12230 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
12231 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
12232 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
12233 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
12234 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
12235 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
12236 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
12237 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
12238 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
12239 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
12240 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
12241 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
12242 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
12243 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
12244 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
12245 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
12246 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
12247 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
12248 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
12249 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
12250 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
12251 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
12253 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12255 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
12256 arg VARIES_P. Call it with extra arg.
12257 (true_dependence): Likewise.
12258 * rtl.h (rtx_addr_can_trap_p): Declare.
12259 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
12261 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
12262 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
12263 pic offset table register if it's zero. All callers changed.
12264 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
12266 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12268 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
12269 STRING_POOL_ADDRESS_P.
12271 * config/sparc/sparc.c (input_operand): Properly test for short op.
12273 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
12274 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
12275 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
12276 * config/sparc/elf.h: No longer include sol2.h.
12277 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
12278 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
12280 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
12282 2001-01-01 Michael Hayes <mhayes@redhat.com>
12284 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
12285 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
12286 (record_initial): Likewise.
12287 * unroll.c (copy_loop_body, loop_iterations): Likewise.
12288 (remap_split_bivs): Likewise.
12290 2001-01-01 Michael Hayes <mhayes@redhat.com>
12292 * loop.c (loop_ivs_free): New function.
12293 (strength_reduce): Break out from...
12295 2001-01-01 Michael Hayes <mhayes@redhat.com>
12297 * loop.h (struct iv): New.
12298 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
12299 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
12300 'reg_biv_class' fields with 'regs' and 'n_regs'.
12301 (struct ivs): Rename 'loop_iv_list' field to 'list'.
12302 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
12303 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
12305 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
12307 * resource.c (mark_referenced_resources): Abort() before
12308 attempting to mark a pseudo register.
12309 (mark_set_resources): Likewise.
12311 2001-01-01 Michael Hayes <mhayes@redhat.com>
12313 * loop.h (REG_IV_CLASS): New accessor macro.
12314 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
12315 * unroll.c (REG_IV_CLASS): Likewise.
12317 See ChangeLog.4 for earlier changes.