1 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
3 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
4 (store_parm_decls): Likewise.
5 * c-typeck.c (convert_arguments): Likewise.
7 2001-06-04 Richard Henderson <rth@redhat.com>
9 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
10 optimization if current_function_calls_setjmp.
12 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
14 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
17 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
19 * simplify-rtx.c (simplify_subreg): Fix combining of
22 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
24 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
25 (no_labels_between_p): Short circuit case beg==end.
27 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
29 * rtlanal.c (operand_preference): Fix preference for objects.
31 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
33 * gcse.c (handle_avail_expr): Be prepared to handle single_set
36 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
38 * combine.c (if_then_else_cond): Use simplify_subreg instead
40 * integreate.c (sub_constants): Likewise.
42 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
44 * emit-rtl.c (constant_subword): Deprecate; remove most of code
45 and use simplify_gen_subreg.
47 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
49 * sibcall.c (skip_copy_to_return_value): recognize the situation
50 when the called function's return value is copied into an
51 intermediate pseudo, and then into the calling functions return
54 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
56 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
57 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
58 in case register wasn't OK previously, accept it now; allow
59 subregs of frame pointer if reload completed and frame pointer
62 * combine.c (sombine_simplify_rtx): Fix comment;
63 use subreg_lowpart_offset instead of subreg_lowpart_p
64 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
65 * rtl.h (subreg_lowpart_parts_p): Kill.
66 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
67 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
68 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
69 (gen_lowpart_common): Likewise.
70 (subreg_lowpart_p): Likewise.
71 (subreg_lowpart_parts_p): Kill.
72 (subreg_lowpart_offset, subreg_highpart_offset): New function.
74 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
75 to simplify SUBREG and REG.
76 (gen_highpart): Use simplify_gen_subreg for all simplifications.
78 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
81 * rtlanal.c (replace_regs): Use simplify_gen_subreg
83 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
85 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
86 (ARRAY_RANGE_REF): Added description.
88 * tree.def (ARRAY_RANGE_REF): New code.
89 * alias.c (handled_component_p, can_address_p): Handle it.
90 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
91 * explow.c (set_mem_attributes): Likewise.
92 * expr.c (expand_assignment, get_inner_reference): Likewise.
93 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
94 * fold-const.c (operand_equal_p): Likewise.
95 * tree.c (staticp, stabilize_reference): Likewise.
96 * varasm.c (decode_addr_const): Likewise.
98 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
100 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
101 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
103 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
105 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
106 mark_constant_pool_use before output_addr_const.
107 (struct pool_node): New field wend.
108 (add_constant): Note a sequence of constants that are referenced
110 (pool_window_label, pool_window_last): New variables.
111 (dump_table): Emit a unspec_volatile representing the end of a
112 sequence of constants.
113 (mark_constant_pool_use): New function.
114 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
115 (consttable_2): Add the second operand which flags whether
116 this consttable entry was used or not.
117 (consttable_4, consttable_8, consttable_sf, consttable_df):
119 (consttable_window_end): New insn.
121 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
123 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
124 Reformat according to coding standards.
127 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
128 (shl_and_kind): Cast wide constant.
129 (gen_far_branch): Define as static, as in declaration.
130 (barrier_align): Compute cache-line length as unsigned. Add
131 parentheses in initial credit computation.
132 (rounded_frame_size): Add parentheses.
133 (permanent_obstack): Remove declaration. Include ggc.h for
134 declaration of ggc_add_root_rtx().
135 (get_free_reg): Removed declaration of unused variable reg.
136 (legitimize_pic_address): Mark mode argument as unused.
138 2001-06-03 Igor Shevlyakov <igor@windriver.com>
140 * config/sh/sh.c (output_branch): Support for insn with lenght
141 attr 12 & 16 which represents cond branches outside +-4096 range.
143 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
145 * config/sh/lib1funcs.asm (ic_invalidate): Align the
146 cache-mirroring sequence. Add nops.
148 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
150 * doc/install-old.texi: Remove more old installation
152 * doc/install.texi: Add relevant parts here.
154 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
156 * doc/install.texi2html: New script.
158 2001-06-03 David Edelsohn <edelsohn@gnu.org>
160 * doc/install.texi: Update AIX information again.
162 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
164 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
165 installation documentation.
166 * doc/install.texi: Move it to here.
168 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
170 * doc/install.texi: Clean up Texinfo markup.
172 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
174 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
175 to just after title page.
177 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
179 * doc/install-old.texi: Remove documentation of some configuration
181 * doc/install.texi: Add relevant parts of this documentation here.
183 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
185 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
186 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
188 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
190 * i386.md (all uses of ext_register_operand): Make sure they are
191 VOIDmode; replace all uses outside zero_extend.
192 (and?i splitters): Use ext_register_operands.
193 (test?i peep2): Remove ignored constraints.
194 * i386.c (ext_register_operand): Check that operand is
195 eighter pseudo or hard or 'Q' register.
197 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
199 * tree.h (struct record_layout_info_s): New field unpadded_align.
200 (set_lang_adjust_rli): New declaration.
201 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
202 it would have if not packed, do not downgrade DECL_ALIGN.
203 (lang_adjust_rli, set_lang_adjust_rli): New.
204 (start_record_layout): Initialize new field unpadded_align.
205 (debug_rli): Display it.
206 (place_union_field, place_field): Set it.
207 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
209 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
210 mean that; use proper names instead.
211 Print DECL_NO_STATIC_CHAIN.
213 * except.c (expand_builtin_frob_return_addr): Add missing call
214 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
215 (expand_builtin_eh_return): Likewise.
216 (expand_eh_return): Clean up ptr_mode != Pmode cases.
218 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
220 * doc/invoke.texi: Remove references to papers about sequence points
221 to readings.html, refer to that page.
223 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
225 * README: Update references to installation instructions.
227 2001-06-01 Laurent Guerby <guerby@acm.org>
228 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
230 * doc/install.texi: Define srcdir when sources come from CVS.
231 Significantly improve markup. Wrap overly long lines
233 2001-06-01 DJ Delorie <dj@redhat.com>
235 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
236 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi, objc.texi,
237 rtl.texi, tm.texi, texinfo.tex: Move to doc subdirectory.
238 * install.texi: Move to doc/install-old.texi.
239 * gcc.texi: Move to doc, refer to install-old.texi.
240 * Makefile.in: Reflect move of docs to doc/.
241 * f/Make-lang.in: Ditto.
242 * java/Make-lang.in: Ditto.
243 * doc/.cvsignore: New.
245 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
247 * invoke.texi: use two spaces between command options, eliminate
248 some 'overfull hboxes'
250 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
252 * Makefile.in (s-mlib): Make backtick-commands always succeed.
253 (DRIVER_DEFINES): Ditto.
255 2001-05-31 Richard Henderson <rth@redhat.com>
257 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
258 also link against libgcc.a.
260 2001-05-31 Geoff Keating <geoffk@cygnus.com>
262 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
263 * config/mips/mips.c (mips_output_ascii): New function.
264 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
266 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
268 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
270 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
271 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
273 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
275 * install.texi (Configuration): Add html links for --with-gnu-as &
276 --with-gnu-ld and refer to them from hppa & SCO triplets.
277 (Specific): Link back to with-gnu-ld for all ELF platfoms.
278 (Specific): Reword AVR binutils recommendation.
280 2001-05-30 Zack Weinberg <zackw@stanford.edu>
282 * ggc-page.c (size_lookup): Increase minimum allocation size
284 (ggc_print_statistics): Report size of each bin in bytes, not
285 as its order; there is no longer a direct relationship.
287 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
289 * extend.texi: Fix formating of examples, eliminate some
291 * gcc.texi: Eliminate some 'overfull hboxes'.
292 * invoke.texi: Use two spaces between command options, eliminate
293 some 'overfull hboxes'.
295 2001-05-30 Richard Henderson <rth@redhat.com>
297 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
299 2001-05-30 Tom Tromey <tromey@redhat.com>
301 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
302 use it in the new association.
304 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
305 John David Anglin <dave@hiauly1.hia.nrc.ca>
307 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
308 to target type to allow ISO C++ compiler to accept it.
309 * gthr-dce.h (__gthread_active_ptr): Likewise.
310 * gthr-solaris.h (__gthread_active_ptr): Likewise.
312 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
314 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
315 so that we do accept comments in preprocessed input.
317 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
319 * cpphash.c (alloc_node): Cast allocated pointer.
321 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
323 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
325 2001-05-29 Stan Shebs <shebs@apple.com>
327 * gcc.texi: Add links for information about Objective-C.
329 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
331 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
332 /bin/sed fails on [^\"]).
333 (configargs.h): Likewise.
335 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
337 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
339 2001-05-28 Stan Shebs <shebs@apple.com>
341 * objc/objc.gperf: Remove, no longer used.
343 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
345 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
346 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
347 Remove trailing whitespace.
349 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
351 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
352 became http://freeware.sgi.com/.
354 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
356 * local-alloc.c (update_equiv_regs): Don't eliminate constant
359 2001-05-27 Stan Shebs <shebs@apple.com>
361 * objc/objc-act.c: Add/fix various comments.
362 (init_selector): Remove, no longer used.
363 (build_msg_pool_reference): Ditto.
366 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
368 * c-decl.c (init_decl_processing):
369 Don't call start_identifier_warnings.
370 * flags.h (warn_id_clash, id_clash_len): Remove.
371 * stringpool.c: Don't include flags.h.
372 (scan_for_clashes, do_identifier_warnings,
373 start_identifier_warnings): Remove.
374 * toplev.c (warn_id_clash, id_clash_len): Remove.
375 (display_help): Don't document -Wid-clash.
376 (decode_W_option): Print warning on -Wid-clash.
377 * tree.h (start_identifier_warnings): Remove.
378 * invoke.texi: Remove documentation of -Wid-clash.
380 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
382 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
384 2001-05-27 Bruce Korb <bkorb@gnu.org>
386 * fixinc/check.tpl(HACK) add and use a Scheme variable
387 (has no test text): error out if no "test_text" is defined
388 * fixinc/fixincl.tpl: likewise
389 (FIXIDX): make it an enumeration so we minimize diffs
390 * fixinc/inclhack.def: re-alphabetize and add sort instructions
391 * fixinc/fixincl.x: regenerate
392 * fixinc/tests/base/stdio.h: test output got moved due to
394 * README-fixinc: rewrite (mostly)
396 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
398 * cpplib.c (run_directive): Set pfile->directive.
400 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
402 * c-tree.texi: Reformat the manual as a single chapter now
403 included by gcc.texi.
404 * gcc.texi: Include c-tree.texi. Merge all indexes.
405 * Makefile.in (dvi): Add generation for the cppinternals
406 documentation. Added dependencies on fdl.texi and c-tree.texi
407 where appropriate. Use TEXI2DVI instead of custom tex calls.
408 (info): Added dependencies on fdl.texi and c-tree.texi where
409 appropriate. Remove the target c-tree.info.
411 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
413 * combine.c (try_combine): Fix typo in comment.
414 * expr.c (expand_expr): Likewise.
415 * config/i370/i370.md (untyped_call): Likewise.
417 2001-05-26 Bruce Korb <bkorb@gnu.org>
419 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
420 when fixincl is operating in test mode
421 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
422 (AAB_ultrix_limits): remove redundant text
423 (AAB_ultrix_memory): ditto
424 (AAB_ultrix_string): ditto
425 (djgpp_wchar_h): fix the test text
426 (irix_stdio_va_list): add test text
427 (irix_limits_const): add a testing output file (limits.h is overwritten)
428 (strict_ansi_not_ctd): put limits.h second in list for same reason
429 (solaris27_mutex_init): test text needed selection text, too
431 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
432 when fixincl is operating in test mode
434 2001-05-26 Philip Blundell <philb@gnu.org>
436 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
437 * config/i960/i960-protos.h: Likewise.
438 * config/i370/i370-protos.h: Likewise.
439 * config/h8300/h8300-protos.h: Likewise,
440 * config/sh/sh-protos.h: Likewise.
441 * config/v850/v850-protos.h: Likewise.
443 2001-05-26 Philip Blundell <philb@gnu.org>
445 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
447 2001-05-25 Zack Weinberg <zackw@stanford.edu>
449 * toplev.c (debug_args, f_options, W_options): Mark
450 descriptions for translation.
451 (display_help): Translate descriptions on output.
453 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
454 objc/lang-options.h: Mark descriptions for translation.
456 * aclocal.m4: Quote final argument of patsubst. Use
457 3-argument form of AC_DEFINE. Restore quotes to [] while
459 * configure.in: Remove unnecessary changequote calls.
460 * configure, config.in: Regenerate.
462 2001-05-25 Sam TH <sam@uchicago.edu>
464 * basic-block.h: Fix header include guards.
465 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
466 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
467 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
468 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
469 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
470 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
471 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
472 varray.h version.h: Likewise.
473 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
474 config/arm/arm.h config/c4x/c4x-protos.h
475 config/h8300/h8300-protos.h config/h8300/h8300.h
476 config/i370/i370-protos.h config/i370/i370.h
477 config/i960/i960-protos.h config/mcore/mcore.h
478 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
479 config/v850/v850-protos.h config/v850/v850.h: Likewise.
480 * fixinc/fixlib.h fixinc/server.h: Likewise.
482 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
484 * config/arc/initfini.c (.init): Fix typo.
486 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
488 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
490 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
492 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
494 2001-05-25 Richard Henderson <rth@redhat.com>
496 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
498 2001-05-25 Richard Henderson <rth@redhat.com>
500 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
501 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
502 (sparc*-*-solaris2): Likewise.
503 * config/t-linux: Remove shared libgcc macros.
504 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
505 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
507 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
509 * config.gcc (*-*-freebsd*): Report bad configuration.
511 2001-05-25 David Edelsohn <edelsohn@gnu.org>
513 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
515 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
517 (ASM_OUTPUT_LABELREF): Delete.
519 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
521 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
522 strict_ansi_only): Don't run if stdc_0_in_system_headers.
523 * fixinc/fixincl.x: Regenerate.
524 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
525 (FIX_TEST_TABLE): Declare it.
526 * fixinc/fixlib.h: Include config.h.
528 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
530 * fixinc/inclhack.def (alpha___assert): Change char * args to
531 const char * on Tru64 UNIX to avoid excessive warnings from
533 * fixinc/fixincl.x: Regenerate.
535 2001-05-25 Geoff Keating <geoffk@redhat.com>
537 * dbxout.c (dbxout_symbol): Invert previous patch, which was
538 outputting a tag only for variable-size records.
540 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
542 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
543 instead of rtx_equal_p for early clobber test.
545 2001-05-26 Mark Mitchell <mark@codesourcery.com>
547 * builtins.def: Encode additional information, such as names and
549 * builtin-types.def: New file.
550 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
551 (built_in_decls): Likewise. Don't explicitly initialize global
553 (expand_builtin_mathfn): Handle float and long double variants of
555 (expand_builtin): Likewise.
556 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
557 (expand_tree_builtin): Handle long, long long, float, and long
558 double variants of math functions.
559 * c-common.h (c_tree_index): Remove some unused nodes.
560 (void_ftype): Remove.
561 (void_type_ptr): Likewise.
562 (int_ftype_int): Likewise.
563 (ptr_ftype_sizetype): Likewise.
564 * c-decl.c (init_decl_processing): Remove creation of DWARF
566 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
567 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
568 * Makefile.in (c-common.o): Depend on builtin-types.def.
570 2001-05-25 Dale Johannesen <dalej@apple.com>
572 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
574 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
576 * c-parse.in (notype_initdcl): Remove redundant line.
578 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
580 * aclocal.m4: Fixed typo.
581 (gcc_AC_HEADER_STDBOOL): Define.
582 (gcc_AC_C__BOOL): Define.
583 * configure.in: Use them.
584 (AC_CHECK_HEADERS): Remove stdbool.h
585 * configure, config.in: Regenerate.
587 2001-05-25 Richard Henderson <rth@redhat.com>
589 * function.c (expand_function_start): Don't abort on PARALLEL
590 returns from hard_function_value.
592 2001-05-25 Richard Henderson <rth@redhat.com>
594 * config/i386/i386.md: Revert previous change. Do not apply
595 the peephole if the components do not die after the sequence.
597 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
599 * c-parse.in (array_declarator): New. Handle C99 constructs.
600 Don't restrict [*] declarators to C only.
601 (after_type_declarator, parm_declarator_starttypename,
602 parm_declarator_nostarttypename, notype_declarator,
603 direct_absdcl1): Use it.
604 * c-decl.c (build_array_declarator, set_array_declarator_type):
605 New functions. Warn that [*] isn't properly implemented; pedwarn
606 for [*] outside C99 mode if pedantic rather than giving a hard
608 (grokdeclarator): Handle static and type qualifiers in parameter
610 * c-tree.h (build_array_declarator, set_array_declarator_type):
612 * extend.texi (Attribute Syntax): Document attributes in parameter
615 2001-05-25 Mark Mitchell <mark@codesourcery.com>
617 * config/i386/i386.md: Make sure cmpstr peepholes do not
618 affect liveness information.
620 2001-05-24 Mark Mitchell <mark@codesourcery.com>
622 * c-typeck.c (digest_init): Issue error messages about
623 invalid constants, not warnings.
625 2001-05-24 Mark Mitchell <mark@codesourcery.com>
627 * invoke.texi (-fno-builtin): Document that this is always on
630 2001-05-24 Philip Blundell <philb@gnu.org>
632 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
635 2001-05-24 Philip Blundell <philb@gnu.org>
637 * config/arm/arm.c (output_return_instruction): Correctly handle
638 interworking and interrupt functions.
640 2001-05-24 Philip Blundell <philb@gnu.org>
642 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
643 -m{no-}sched-prolog. Fix typos and improve formatting.
645 2001-05-24 Philip Blundell <philb@gnu.org>
647 * invoke.texi (ARM Options): Improve wording slightly. Add
648 documentation for more options, including those for Thumb mode.
649 Don't mention options that don't exist or are unimplemented.
650 (Thumb Options): Delete; merged into above section.
652 2001-05-24 Geoff Keating <geoffk@redhat.com>
654 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
655 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
657 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
659 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
660 fix hard register simplification.
662 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
664 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
665 of just copying CPP_CPU_SPEC.
667 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
669 * i386.c (incdec_operand): Accept only 1 and -1.
671 2001-05-23 Kelley Cook <kelley.cook@home.com>
673 * Makefile.in: Move many of the *_H definitions eariler in the
674 file, so that rules in t-* files that use them for
675 dependencies will work in a parallel build.
676 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
678 2001-05-23 Richard Henderson <rth@redhat.com>
680 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
682 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
684 * cpp.texi: Update for handling of charconsts.
685 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
686 diagnostics. Skip to the end if the UCS is too short.
687 (cpp_interpret_charconst): Long charconsts issue a warning
690 2001-05-23 Richard Henderson <rth@redhat.com>
692 * doc/install.texi (alpha-linux): Require binutils 2.11.
694 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
696 * c-lex.c (read_escape, read_ucs): Delete.
697 (lex_string): Use cpp_parse_escape.
698 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
699 if not C++ or not C99. Warn if traditional.
700 (parse_escape): Rename cpp_parse_escape. Make the bitmask
701 unsigned. Warn for out-of-range escape sequences here.
702 Update to use maybe_read_ucs.
703 (cpp_interpret_charconst): Don't warn here.
704 * cpplib.h (cpp_parse_escape): New exported function.
706 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
708 * extend.texi (Attribute Syntax): Clarify application of
709 attributes to parameters declared as functions or arrays.
711 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
713 * dbxout.c (dbxout_type_methods): Do still group methods by name.
715 2001-05-23 Zack Weinberg <zackw@stanford.edu>
717 * diagnostic.c (vnotice): Kill.
718 (fnotice): Call vfprintf directly.
719 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
720 verbatim, set_diagnostic_context): Rename string argument to
721 indicate that it is run through gettext.
722 (vbuild_message_string, build_message_string, output_do_printf):
723 Rename string argument to indicate that it is NOT run through
725 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
726 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
727 Run msgid argument through gettext.
728 (default_print_error_function): Run constant strings through
729 gettext when nothing else will.
730 (fatal_error, internal_error, error_recursion): Use fnotice.
731 Present complete sentences to gettext.
733 2001-05-23 Mark Mitchell <mark@codesourcery.com>
735 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
737 2001-05-23 Richard Henderson <rth@redhat.com>
739 * function.c (expand_function_start): Always use a pseudo
740 for the function result value.
742 2001-05-22 Richard Henderson <rth@redhat.com>
744 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
745 section pointer alignment.
747 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
749 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
750 of __USER_LABEL_PREFIX__.
752 2001-05-22 Richard Henderson <rth@redhat.com>
754 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
755 (__deregister_frame_info_bases): New.
756 * unwind-dw2-fde.h: Declare it.
757 * libgcc-std.ver: Export it.
758 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
759 called __register_frame_info_bases.
761 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
763 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
764 instead of #elif (which is OK for this case but not in general).
766 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
768 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
769 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
770 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
771 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
772 "r2" to the assembly file. Only issue allocs with non-zero parameters.
774 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
775 David O'Brien <obrien@freebsd.org>
777 * config/freebsd.h (LIB_SPEC): Key the exact setting to
778 configure-time options and target version of FreeBSD. Set-up
779 to match architectural change in threading support. Correctly
780 report when -pthread option is not supported by configure-time
782 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
783 and extend to encode target version number in run-time setting
784 of __FreeBSD__ macro to match the system compiler.
785 (CPP_PREDEFINES): Likewise.
786 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
788 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
789 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
791 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
792 David O'Brien <obrien@freebsd.org>
794 * config.gcc (the unlabeled system switch statement): Add
795 generic configuration section to handle *-*-freebsd*. Also,
796 to match the system compiler, default to threading support (it
797 may be disabled with the standard --disable-threads
798 configuration-time switch).
799 (i[34567]86-*-freebsd* in machine-specific section): Use it.
800 (alpha*-*-freebsd* in machine-specific section): Likewise.
802 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
803 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
804 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
805 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
806 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
808 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
809 David O'Brien <obrien@freebsd.org>
811 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
812 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
813 -pthread instead setting macro.
815 2001-05-22 Richard Henderson <rth@redhat.com>
817 * crtstuff.c (__register_frame_info_bases): Declare.
818 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
819 (__do_global_dtors_aux, __do_global_dtors): Streamline.
821 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
822 (CRT_GET_RFIB_DATA): New.
823 * config/i386/sysv4.h: Likewise.
824 * config/i386/sco5.h: Likewise.
825 (ASM_PREFERRED_EH_DATA_FORMAT): New.
827 2001-05-22 Richard Henderson <rth@redhat.com>
829 * rtl.c (read_string): Break out from ...
830 (read_rtx): ... here.
832 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
834 * doc/install.texi (Specific): Remove a bogus and duplicate part
835 copied from the end of the document.
837 2001-05-22 Bernd Schmidt <bernds@redhat.com>
839 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
841 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
843 * install.texi: Remove obsolete information on SunOS as well as
844 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
845 (Installing GNU CC on the Sun): Remove section.
847 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
849 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
850 keep errno unchanged on success.
852 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
854 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
855 once for hexadecimal floats, whether or not they contain a decimal
856 point. Don't let the setting of pedantic otherwise affect the
857 parsing of hexadecimal floats.
859 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
861 * README.ACORN: Remove obsolete file.
863 2001-05-22 Jan Hubicka <jh@suse.cz>
865 * combine.c (gen_binary): Use swap_commutative_operands_p
866 (simplify_comparison): Likewise.
867 * expmed.c (emit_store_flag): Likewise.
868 * expr.c (compare_from_rtx): Likewise.
869 (do_compare_rtx_and_jump): Likewise.
870 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
871 if not emitting a branch and operands want swapping.
873 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
875 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
876 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
877 (maybe_get_identifier): Update.
878 * tree.h (make_identifier): Delete.
880 2001-05-21 Richard Henderson <rth@redhat.com>
882 * combine.c (subst): Do not substitute for a register as
883 a destination subreg/strict_low_part/zero_extract.
885 * combine.c (simplify_comparison): Update op1 after constant
887 * recog.c (const_int_operand): Accept only constants valid
889 * genrecog.c: Update comments wrt const_int_operand.
891 * emit-rtl.c (init_emit_once): Zero unused memory in a
894 2001-05-21 Mark Mitchell <mark@codesourcery.com>
896 * tree.h (type_num_arguments): Declare it.
897 * tree.c (type_num_arguments): New function.
899 2001-05-21 Richard Henderson <rth@redhat.com>
901 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
904 2001-05-21 Geoff Keating <geoffk@redhat.com>
906 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
908 (minsf3): Use rs6000_emit_minmax.
909 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
911 (movsfcc): Use rs6000_emit_cmove.
912 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
913 Don't generate emit_fselsfsf4.
914 (fseldfsf4): Likewise.
915 (maxdf3): Use rs6000_emit_minmax.
917 (mindf3): Use rs6000_emit_minmax.
918 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
920 (movdfcc): Use rs6000_emit_cmove.
921 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
922 Don't generate emit_fselsfsf4.
923 (fselsfdf4): Likewise.
924 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
925 (min_max_operator): New predicate.
926 (rs6000_emit_cmove): New function.
927 (rs6000_emit_minmax): New function.
928 * config/rs6000/rs6000-protos.h: Prototype new functions.
929 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
930 and min_max_operator.
932 * config/rs6000/rs6000.c (output_cbranch): Handle all
933 conditional types in the switch statement.
935 2001-05-21 Mark Mitchell <mark@codesourcery.com>
937 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
938 non-register variables.
939 * extend.texi: Document that asm-specifications do not make sense
940 for non-static local variables.
942 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
944 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
945 (dbxout_type_fields): Lose minimal_debug support.
946 (dbxout_type_methods, dbxout_type): Likewise.
948 2001-05-17 Andrew Haley <aph@redhat.com>
950 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
952 2001-05-21 Richard Henderson <rth@redhat.com>
954 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
957 2001-05-20 Richard Henderson <rth@redhat.com>
959 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
960 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
961 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
962 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
963 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
965 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
966 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
967 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
968 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
969 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
970 DEBUG_PUBNAMES_SECTION): Rename as above.
971 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
973 2001-05-20 Richard Henderson <rth@redhat.com>
975 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
976 operands unless the operation is commutative.
978 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
980 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
983 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
985 * extend.texi: Clarify documentation of extensions included in ISO
986 C99. Prefer C99 terminology and syntax to old GNU terminology and
987 syntax. Add more index entries. Document mixed declarations and
988 code as an extension in C89 mode. Warn about future changes to
989 semantics of inline functions. Fixes PR other/930.
991 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
993 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
994 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
995 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
996 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
998 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
1000 2001-05-20 Richard Henderson <rth@redhat.com>
1002 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1003 to be output before a branch.
1005 2001-05-20 Richard Henderson <rth@redhat.com>
1007 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1009 2001-05-20 Richard Henderson <rth@redhat.com>
1011 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1012 (ASM_DOUBLE): Remove.
1013 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1014 * config/i386/sun386.h: Likewise.
1016 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1017 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1019 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1020 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1021 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1022 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
1024 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
1025 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
1026 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
1027 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
1028 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
1029 * config/i386/win32.h: Likewise.
1031 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1033 * invoke.texi: Add more options to summary list.
1035 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1037 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
1038 used. Fixes PR c/2291.
1039 * gcc.1: Regenerate.
1041 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1043 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
1044 the -fpic and -fPIC options, clear flag_pic.
1046 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1048 * hashtable.c (calc_hash): Fix HASHSTEP definition.
1049 * stringpool.c (make_identifier): No statistics here anymore.
1050 * objc-act.c (steup_string_decl): Remove redundant check.
1052 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1054 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
1055 cpplib.o, cpphash.o, fix-header): Update.
1056 (hashtable.o): New target.
1057 * c-common.h: Include cpplib.h. Define C_RID_CODE and
1058 struct c_common_identifier here.
1059 * c-lang.c (c_init_options): Update. Call set_identifier_size.
1060 * c-lex.c (c_lex): Update.
1061 * c-pragma.h: Update.
1062 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
1064 (C_RID_CODE): Delete.
1065 * cpphash.c: Rewrite to use hashtable.c.
1066 * cpphash.h: Update include guards.
1067 (struct cpp_reader): Remove hashtab.
1068 hash_ob and buffer_ob are no longer pointers. Add hash_table
1070 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
1071 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
1072 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
1073 * cppinit.c (cpp_create_reader): Update.
1074 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
1075 (cpp_interpret_charconst): Eliminate warning.
1076 * cpplib.c (do_pragma, do_endif, push_conditional,
1077 cpp_push_buffer, cpp_pop_buffer): Update.
1078 (_cpp_init_stacks): Rename cpp_init_directives.
1079 (_cpp_cleanup_stacks): Remove.
1080 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
1081 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
1082 cpp_forall_identifiers, cpp_create_reader): Update.
1083 (C_RID_CODE, cpp_make_node): New.
1084 (c_common_identifier): New identifier node for C front ends.
1085 * cppmain.c (main): Update.
1086 * fix-header.c (read_scan_file): Update.
1087 * flags.h (id_clash_len): Make unsigned.
1088 * ggc.h (ggc_mark_nonnull_tree): New.
1091 * stringpool.c: Update comments and copyright. Update to use
1093 * toplev.c (approx_sqrt): Move to hashtable.c.
1094 (id_clash_len): Make unsigned.
1095 * toplev.h (ident_hash): New.
1096 * tree.c (gcc_obstack_init): Move to hashtable.c.
1097 * tree.h: Include hashtable.h.
1098 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
1099 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
1100 (struct tree_identifier): Update.
1101 (make_identifier): New.
1103 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
1104 (C_RID_CODE): Remove.
1105 * lex.c (cxx_init_options): Call set_identifier_size. Update.
1106 (init_parse): Don't do it here.
1108 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
1110 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
1112 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
1114 (expand_eh_return): Convert between word_mode and Pmode.
1115 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
1117 (execute_stack_op): Likewise.
1118 (execute_cfa_program): Likewise.
1119 (uw_frame_state_for): Likewise.
1120 (uw_update_context_1): Likewise.
1121 * unwind.inc (_Unwind_Reason_Code): Likewise.
1122 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
1123 (EH_RETURN_STACKADJ_RTX): Likewise.
1124 * config/mips/mips.c (compute_frame_size): Make space for saving
1125 EH return registers.
1126 (mips_expand_epilogue): Handle EH stack adjustments.
1127 * config/mips/mips.md (eh_return): New pattern.
1128 (eh_set_lr_si): Likewise.
1129 (eh_set_lr_di): Likewise.
1130 Add splitter to perform EH return after reload.
1132 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1134 * jump.c (mark_jump_label): Tidy previous change.
1136 2001-05-19 Bruce Korb <bkorb@gnu.org>
1138 * fixinc/genfixes: no need for two warnings
1139 * fixinc/Makefile.in: open stdin for those building with a closed one.
1141 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1143 * jump.c (jump_optimize_1): Tidy.
1144 (mark_jump_label): When changing the label in a LABEL_REF, change
1145 update any REG_EQUAL notes as well.
1147 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
1149 * c-parse.in (parm_declarator): Split into
1150 parm_declarator_starttypename and parm_declarator_nostarttypename.
1151 (parm_declarator_starttypename, parm_declarator_nostarttypename):
1152 New. Allow parenthesised sub-declarators which don't begin with a
1153 TYPENAME. Fixes PR c/166.
1155 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1157 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1159 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1161 * toplev.c (main): If the target does not allow profiling without
1162 a frame pointer, issue an error message.
1163 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1166 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1168 * recog.c (general_operand): Modify last change to allow it if reload
1171 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1173 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1174 subregs containing mem.
1176 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1178 * regrename.c (regrename_optimize): frame pointer register can
1181 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1183 * README.DWARF: Move into dwarfout.c.
1185 2001-05-18 Dale Johannesen <dalej@apple.com>
1187 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1188 specific misuse of r0 as a reload address.
1190 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1192 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1195 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1197 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1198 (add_to_sequence): Make that decision type.
1199 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1200 (write_switch, write_cond, debug_decision_2): Likewise.
1202 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1204 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1207 2001-05-18 Stan Shebs <shebs@apple.com>
1209 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1210 * configure: Regenerate.
1212 2001-05-18 Per Bothner <per@bothner.com>
1214 Changes needed for java/jvspec.c
1215 * gcc.h (n_infiles, outfiles): Add declarations.
1216 * gcc.c (n_infiles, outfiles): Mske no longer static.
1218 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
1220 * config/pa/som.h (EXCEPTION_SECTION): Define.
1222 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
1224 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
1226 Add have_location_lists, a variable to determine whether we need a
1227 .debug_loc section or not.
1228 (enum dw_val_class): Add dw_val_class_loc_list.
1229 (dw_val_struct): Add val_loc_list.
1230 (dw_loc_list_struct): New structure, represents location lists.
1231 (new_loc_list): New function, return a new location list, given
1232 the range and location expression.
1233 (add_loc_descr_to_loc_list): New function, add a location
1234 expression to a location list, given the expression and range.
1235 (output_loc_list): New function, output a location list.
1236 (gen_internal_sym): Modified to take symbol prefix, so we can
1237 reuse it for location list symbols.
1238 (add_AT_loc_list): New function, add a location list to a DIE at
1239 the named attribute.
1240 (AT_loc_list): New function, return the location list reference
1241 for a given attribute, if it's a location list.
1242 (print_die): Handle dw_val_class_loc_list.
1243 (size_of_die): Ditto.
1244 (value_format): Ditto.
1245 (output_die): Ditto.
1246 (output_location_lists): New function, output all of the location
1247 lists for a DIE and it's children.
1248 (dwarf2out_finish): Call output_location_lists if we have location
1252 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1254 * gcse.c (try_replace_reg): First try global replace, later try to
1255 simplify the expression.
1257 * gcse.c (find_used_regs): Change calling convention; work via
1259 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
1261 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1264 2001-02-09 Nick Clifton <nickc@redhat.com>
1265 * config/arm/arm.md: Change output constraint on post inc
1266 load/store multiple patterns to be a read/write constraint.
1268 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1270 * basic-block.h (struct basic_block_def): Add documentation about
1271 what a basic block is, and what the various fields are used for.
1272 * flow.c (calculate_globlal_regs_live): Add documentation about
1273 how the algorithm works, and how we know that it will terminate.
1274 Check that the the inductive assumption that guarantees
1275 termination actually holds.
1276 (mark_used_regs): Treat conditionally set registers as used.
1277 (debug_regset): Add comment.
1278 * rtl.texi (cond_exec): Add documentation.
1280 * function.c (expand_function_start): Avoid creating BLKmode
1283 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1285 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1286 DIE, even if it has no children.
1287 (dwarf2out_finish): Always output the line-number table, even if
1290 2001-05-18 David Edelsohn <edelsohn@gnu.org>
1292 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1294 2001-05-17 Bruce Korb <bkorb@gnu.org>
1296 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1297 * fixinc/genfixes: emit a warning if AutoGen is out of date
1299 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1300 Bruce Korb <bkorb@gnu.org>
1302 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1303 found in fixinc directory. Facilitates binary distributions.
1305 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1307 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1310 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
1312 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1314 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1316 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
1317 (simplify_subreg): Handle complex types represented as CONCAT.
1319 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
1320 * rtl.h (swap_commutative_operands_p): Declare.
1321 * rtlanal.c (swap_commutative_operands_p): New.
1322 (operand_preference): New static function.
1324 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
1325 (gen_binary): Likewise.
1326 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
1327 * simplify-rtx.c (simplify_gen_binary,
1328 simplify_gen_relational): Likewise.
1330 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1332 * cse.c (fold_rtx): Use simplify_subreg.
1334 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
1335 (simplify_gen_subreg): New.
1336 (simplify_rtx): Use simplify_subreg.
1337 * rtl.h (simplify_gen_subreg): Declare.
1339 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1341 * doc/install.texi: Update Solaris information.
1343 * except.h (protect_cleanup_actions): Remove it.
1344 (lang_protect_cleanup_actions): Declare it.
1345 * except.c (protect_cleanup_actions): Remove it.
1346 (lang_protect_cleanup_actions): New variable.
1347 (init_eh): Don't make protect_cleanup_actions a GC root.
1348 (expand_eh_region_and_cleanup): Call
1349 lang_protect_cleanup_actions.
1350 (output_function_exception_table): Remove unused `align'
1352 * varasm.c (assemble_external): Abort if we have not yet
1353 opened the assembly output file.
1355 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
1357 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1358 for eh_personality_libfunc.
1360 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1362 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
1363 when calling simplify_subreg. This is needed to allow replacing
1364 of expression of one mode by expression of different mode.
1366 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1368 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1370 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1372 * expr.c (protect_from_queue): Protect against subsequent calls to
1374 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1377 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1379 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1381 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1383 * gccbug.in (CATEGORIES): Add "bootstrap".
1385 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1387 * simplify-rtx.c (simplify_subreg): Break out from ...
1388 * combine.c (combine_splify_rtx) ... here and ...
1389 * recog.c (validate_replace_rtx_1): ... here;
1390 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1391 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1392 (subreg_lowpart_p): ... here.
1394 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1396 * stmt.c (expand_asm_operands): For inout operands, make sure
1397 the substitution of '=' for '+' makes it into the rtl.
1399 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1400 (reload_as_needed): Call update_eliminable_offsets a bit later.
1402 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1404 * gcc.texi (gccbug): Refer to the web pages for detailed information
1407 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1409 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1411 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1412 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1413 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1414 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1415 * cross-make: Don't set LIBGCC1.
1416 * mklibgcc.in: Delete all code for building from libgcc1.c.
1417 Always honor LIB1ASMFUNCS if set.
1419 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1420 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1421 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1422 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1423 config/i386/uwin.asm, config/m68hc11/larith.asm,
1424 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1425 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1426 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1427 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1428 Delete or update references to libgcc1 in commentary.
1430 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1431 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1432 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1433 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1434 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1435 config/arm/t-semi, config/arm/t-strongarm-coff,
1436 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1437 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1438 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1439 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1440 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1441 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1442 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1443 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1444 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1445 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1446 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1447 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1448 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1449 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1450 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1451 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1452 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1453 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1454 config/mips/t-ultrix, config/mn10200/t-mn10200,
1455 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1456 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1457 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1458 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1459 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1460 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1461 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1462 config/sparc/t-sparclite, config/sparc/t-splet,
1463 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1464 config/sparc/t-vxsparc64, config/v850/t-v850:
1465 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1467 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1468 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1469 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1470 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1471 nongcc_SI_type, nongcc_word_type, or perform_*
1472 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1474 * config/i386/386bsd.h, config/i386/beos-elf.h,
1475 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1476 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1477 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1478 Don't include i386/perform.h.
1480 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1481 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1482 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1483 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1484 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1485 config/vax/t-openbsd, config/vax/t-vax: Delete.
1487 * config.gcc: Remove references to deleted files.
1488 (arm-semi-aof): Use arm/t-semi for tmake_file.
1490 * gcc.texi, install.texi, invoke.texi, tm.texi:
1491 Delete or rewrite text which is no longer relevant now that
1492 libgcc1 no longer exists.
1494 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1495 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1497 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1498 Bruce Korb <bkorb@gnu.org>
1500 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1503 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1505 * i386.md: Add two peepholes to clean up code generated by
1508 2001-05-16 Richard Henderson <rth@redhat.com>
1510 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1511 variants of non-absolute encodings.
1513 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1515 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1516 __register_frame_info_table_bases): Export.
1518 2001-05-16 Richard Henderson <rth@redhat.com>
1520 * except.c (eh_data_format_name): Move to ...
1521 * dwarf2asm.c: ... here. Use designated initializers if available.
1522 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1523 * dwarf2asm.h: Update declarations.
1524 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1525 ASM_PREFERRED_EH_DATA_FORMAT.
1526 (output_call_frame_info): Likewise. Use 'L' augmentation for
1529 * unwind-dw2-fde.h (struct fde_vector): New.
1530 (struct old_object): Rename from struct object.
1531 (struct object): New.
1532 (__register_frame_info_bases): Declare.
1533 (__register_frame_info_table_bases): Declare.
1534 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1535 * unwind-dw2-fde.c (objects): Remove.
1536 (unseen_objects, seen_objects): New.
1537 (__register_frame_info_bases): New.
1538 (__register_frame_info): Use it.
1539 (__register_frame_info_table_bases): New.
1540 (__register_frame_info_table): Use it.
1541 (__deregister_frame_info): Rewrite for changed object struct.
1542 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1543 (fde_unencoded_compare): Rename from fde_compare; uninline.
1544 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1545 (start_fde_sort): Adjust for new definition of fde_vector.
1546 (fde_insert): Likewise.
1547 (end_fde_sort): Likewise. Select comparison function based
1548 on properties of the object.
1549 (fde_split): Take object and fde_compare_t arguments.
1550 (frame_heapsort, fde_merge): Likewise.
1551 (classify_object_over_fdes): Rename from count_fdes. Handle
1552 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1554 (add_fdes): Handle encoded pointers.
1555 (init_object): Rename from frame_init. Update for new struct object.
1556 (linear_search_fdes): Rename from search_fdes. Handle encoded
1558 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1559 (binary_search_single_encoding_fdes): New.
1560 (binary_search_mixed_encoding_fdes): New.
1561 (search_object): New.
1562 (_Unwind_Find_FDE): Update for new struct object. Fill in
1564 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1565 iterating over EH data.
1566 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1567 fde_encoding, lsda_encoding.
1568 (read_uleb128, read_sleb128): Remove.
1569 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1570 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1571 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1573 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1575 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1577 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
1578 * cpphash.c (_cpp_lookup_with_hash): Similarly.
1579 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
1580 cpp_spell_token, cpp_output_token): Similarly.
1581 * cpplib.c (lex_macro_node, do_undef, do_pragma,
1582 do_pragma_poison, parse_assertion, do_assert): Similarly.
1583 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
1584 save_parameter, _cpp_create_definition, check_trad_stringification,
1585 cpp_macro_definition): Similarly.
1586 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
1587 * c-lex.c (cb_undef, c_lex): Similarly.
1588 * fix-header.c (recognized_function): Similarly.
1589 * cpplib.h (NODE_LEN, NODE_NAME): New.
1590 (cpp_hashnode): Rename length len.
1592 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
1594 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1597 2001-05-16 Andreas Jaeger <aj@suse.de>
1599 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1601 * toplev.c: Include dwarf2asm.h for prototype of
1602 dw2_output_indirect_constants.
1604 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1606 * stmt.c (expand_asm_operands): Be able to offload addressof
1607 expression to memory. (PR optimization/185)
1609 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1611 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
1612 applying distributive law.
1614 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1616 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1618 * gthr-dce.h (UNUSED): Attribute unused macro.
1619 (__gthread_key_dtor): Make arguments UNUSED.
1620 (__gthread_key_delete): Revise for compatibility with DRAFT4
1623 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1625 * doc/install.texi: Update AIX information.
1626 * README.RS6000: Remove obsolete file.
1628 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1629 Nathan Sidwell <nathan@codesourcery.com>
1631 * gcc.c (give_switch): Don't write before start of string.
1632 Always append suffix.
1634 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1636 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1639 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1641 * README.ALTOS: Remove obsolete file.
1643 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1645 * c-lex.h (save_and_forget_protocol_qualifiers,
1646 forget_protocol_qualifiers, remember_protocol_qualifiers):
1647 Remove deleted functions' prototypes.
1649 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1651 * c-parse.in (methodtype): New production.
1652 (methoddef, methodproto): Collapse separate '-' and '+'
1655 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1657 * c-common.h (RID_FIRST_PQ): New.
1658 * c-parse.in (objc_pq_context): New.
1659 (objc parser): Set objc_pq_context rather than calling
1660 remember_protocol_qualifiers and forget_protocol_qualifiers.
1661 Don't call save_and_forget_protocol_qualifiers.
1662 (yylexname): Handle objc protocol qualifiers here.
1663 * stringpool.c (struct str_header): Replace with sp_hashnode.
1664 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
1665 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
1666 Allocate an IDENTIFIER_NODE for each identifier.
1667 (FORALL_STRINGS, set_identifier): Delete.
1668 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
1669 (ggc_alloc_string): Use an obstack.
1670 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
1671 * tree.h: Update comments.
1672 (set_identifier): Delete.
1673 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
1674 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
1675 remember_protocol_qualifiers): Delete.
1677 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1679 * flow.c (life_analysis): After life analysis is complete, do
1680 an optional scan over insns looking for REG_LABEL notes that
1681 reference a deleted label.
1682 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1683 before peeking at LABEL_NUSES.
1685 2001-05-15 Richard Henderson <rth@redhat.com>
1687 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1688 (_Unwind_GetTextRelBase): New.
1690 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1692 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1694 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1696 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1697 so that CHOOSE_SECTION gets used.
1699 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1700 TARGET_RELOCATABLE like flag_pic for now.
1702 2001-05-15 David Edelsohn <edelsohn@gnu.org>
1704 * rs6000.md (movdi splitter): Sign extend more efficiently.
1705 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
1706 to "long long" valid on 32-bit and 64-bit hosts.
1707 (logical_operand): Cast trunc_int_for_mode return value.
1708 (rs6000_emit_move): Shift macro to encapsulate variable.
1709 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
1710 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
1711 plus_constant requires signed argument.
1713 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1715 * gthr-posix.h: Make additional pthread-* functions weak.
1717 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1719 * recog.c (apply_change_group): Avoid unneeded validating.
1721 2001-05-14 David Edelsohn <edelsohn@gnu.org>
1723 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
1724 (num_insns_constant): CONST_INT can be 64-bits.
1726 2001-05-14 Stan Shebs <shebs@apple.com>
1728 * config/darwin.h (LIB_SPEC): Just use -lSystem.
1729 (LIBGCC_SPEC): Don't define.
1731 2001-05-14 Richard Henderson <rth@redhat.com>
1733 * configure.in (gcc_cv_as_eh_frame): New test.
1734 * config.in, configure: Rebuild.
1735 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1737 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1739 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1740 extended precision divide.
1742 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1744 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1745 for RETURNS as well.
1747 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1749 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
1750 (CPP_CPU??_SIZE_TYPE): New.
1751 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
1752 (CPP_CPU_SPEC): ... here; support choosing of CPU.
1753 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
1754 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
1756 * i386.c (override_options): Add sorry about not suported modes.
1758 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
1760 * config/pa/som.h (NM_FLAGS): Remove.
1761 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1762 (ASM_OUTPUT_SECTION_NAME): Remove.
1763 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1765 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1767 * regrename.c (regrename_optimize): Do not rename registers to
1770 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1772 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1773 contain MEMs. Remove useless distinction about clobbering
1776 2001-05-13 Geoff Keating <geoffk@redhat.com>
1778 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
1779 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
1780 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
1781 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1782 (EXCEPTION_SECTION): Define.
1784 2001-05-13 Zack Weinberg <zackw@stanford.edu>
1786 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
1787 binary backward compat only.
1788 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
1789 in LIB2FUNCS. Pass it to mklibgcc.
1790 * mklibgcc.in: Handle LIB2FUNCS_ST.
1792 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
1794 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1796 * tm.texi (THREAD_MODEL_SPEC): Document it.
1797 * gcc.c (main): Use it.
1798 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1799 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
1801 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1803 * rtl.h (SYMBOL_REF_WEAK): New macro.
1804 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
1805 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
1806 * rtl.texi (SYMBOL_REF_WEAK): Document it.
1807 * gcc.texi: Remove wrong description.
1809 2001-05-13 Mark Mitchell <mark@codesourcery.com>
1811 * Makefile.in (STAMP): New macro.
1812 Replace all uses of `touch' with $(STAMP).
1813 * fixinc/Makefile.in: Likewise.
1815 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1817 * configure.in: ldopen is never in -lexc, so don't test for it.
1818 Add test for exc_resume in -lexc for Ada.
1819 * configure: Regenerated.
1821 2001-05-12 Richard Henderson <rth@redhat.com>
1823 * dwarf2asm.c (size_of_encoded_value): New function.
1824 * dwarf2asm.h: Declare it.
1825 * except.c (output_function_exception_table): Align the TType
1826 array only as wide as the encoding.
1828 2001-05-12 Zack Weinberg <zackw@stanford.edu>
1830 * extend.texi: Document #pragma GCC java_exceptions.
1832 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1834 * c-parse.in (bison parser, init_reswords): Remove uses of
1836 * c-tree.h (doing_objc_thang): Remove.
1838 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1840 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
1841 about files not ending in newlines.
1843 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1845 * dwarfout.c (dwarfout_init): Add cast.
1846 * sched-deps.c (sched_analyze_insn): Remove unused vars.
1847 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
1849 * method.c (build_mangled_C99_name): Remove unused prototype.
1851 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1853 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
1855 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1857 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1858 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
1860 2001-05-11 Richard Henderson <rth@redhat.com>
1862 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1863 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
1864 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
1865 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
1866 (dw2_output_indirect_constants): Prototype.
1867 * dwarf2out.c (dwarf2out_begin_prologue): Generate
1868 current_function_func_begin_label if we'll need it for EH. Exit
1869 early for IA64_UNWIND_INFO.
1870 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
1871 (eh_data_format_name): Update for indirect references.
1872 (output_function_exception_table): Care for IA64_UNWIND_INFO.
1873 Handle ASM_PREFERRED_EH_DATA_FORMAT.
1874 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
1875 define HAVE_eh_return etc.
1876 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
1877 (final_end_function): Don't call output_function_exception_table.
1878 * toplev.c (compile_file): Call dw2_output_indirect_constants.
1879 (rest_of_compilation): Invoke output_function_exception_table
1880 for ia64 before assemble_end_function.
1881 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
1882 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
1884 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
1885 * unwind.h: Declare them.
1886 * libgcc-std.ver: Export them.
1887 * unwind-pe.h: New file.
1889 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1891 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
1893 (find_fde_for_dso): Extract DT_PLTGOT.
1894 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
1895 the segment and gp as well.
1896 * config/ia64/frame-ia64.c: Remove file.
1897 * config/ia64/frame-ia64.h: Remove file.
1898 * config/ia64/unwind-ia64.c: New file.
1899 * config/ia64/unwind-ia64.h: New file.
1900 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
1901 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
1902 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
1903 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1904 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1905 (IA64_UNWIND_INFO): Re-enable.
1906 (HANDLER_SECTION): Remove.
1907 (EH_RETURN_DATA_REGNO): New.
1908 * config/ia64/ia64.md (exception_receiver): Remove.
1909 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
1910 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
1912 2001-05-11 Richard Henderson <rth@redhat.com>
1914 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
1915 calls and jumps to be bundled together.
1916 (ia64_reorg): Emit a break after a noreturn call that ends
1918 * config/ia64/ia64.md (break_f): New.
1920 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1922 * c-lex.c (lex_charconst): Convert into a simple wrapper
1923 around cpp_interpret_charconst, to which most of the code
1925 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
1926 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
1927 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
1928 (lex): Use cpp_interpret_charconst.
1929 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
1930 hex_digit_value): New functions.
1931 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
1932 * cpplib.h (cpp_interpret_charconst): New prototype.
1933 * Makefile.in: Update.
1935 2001-05-12 Dean Wakerley <dean@wakerley.com>
1937 * doc/install.texi: New file. Converted to texinfo from the HTML
1938 documentation in wwwdocs/htdocs/install.
1940 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
1942 * gcse.c (insert_insn_end_bb): Do not search for assignments to
1943 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1945 * toplev.c (compile_file): Move comment for opening output
1946 file to just before the code that opens the output file.
1948 2001-05-11 Jakub Jelinek <jakub@redhat.com>
1950 * regmove.c (regmove_optimize): Suppress the optimization for
1951 unchanging destination register. Add comment above function.
1953 2001-05-11 Zack Weinberg <zackw@stanford.edu>
1955 * Makefile.in: Exterminate all references to assert.h.
1956 * cross-make: Likewise.
1958 * configure.in: Correct commentary.
1959 * configure: Regenerate.
1961 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
1964 * config/t-freebsd, config/t-linux, config/t-linux-aout,
1965 config/t-netbsd, config/t-rtems, config/x-linux,
1966 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
1967 No need to override INSTALL_ASSERT_H.
1969 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
1970 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
1971 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
1973 2001-05-11 Graham Stott <grahams@redhat.com>
1975 * combine.c (simplify_comparison): Fix typo.
1977 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1979 * loop.h (struct movables): Remove `num'.
1980 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
1981 Adjust call to strength_reduce.
1982 (num_unmoved_movables): New function.
1983 (move_movables): Don't set movables->num.
1984 (strength_reduce): Compute the number of instructions in the loop
1985 here, rather than in the caller.
1986 (check_dbra_loop): Always clear reversible_mem_store if there
1987 are any memory sets.
1988 (loop_regs_scan): Don't count instructions here.
1989 (count_insn_in_loop): New function.
1991 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1993 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
1995 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
1997 * c-common.c (finish_label_expr): New function, lifted from
1998 from cp/semantics.c.
1999 * c-common.h (finish_label_expr, lookup_label): New prototypes.
2000 * c-parse.in: Move 3 blocks of parser code into new functions.
2001 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
2002 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
2003 (lookup_label): Remove.
2005 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
2007 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
2008 FLOAT_BIT_ORDER_MISMATCH.
2010 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2012 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2013 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2015 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2017 * expr.c (emit_group_load): extract_bit_field requires a REG or
2020 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
2022 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2023 a computed jump into an unconditional jump.
2024 In second hunk of code for collapsing computed and conditional jumps
2025 into unconditional jumps, reemit the jump in additional cases.
2027 * jump.c (jump_optimize_1): Do not wrap the new jump target
2028 inside a LABEL_REF; gen_jump will do that automatically.
2030 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
2032 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
2033 contents for a SYMBOL_REF in case of floating point constants.
2035 2001-05-10 DJ Delorie <dj@redhat.com>
2037 * c-common.c (combine_strings): Widen strings in a
2038 host-endian-independent way.
2040 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
2042 * c-parse.in: Remove many shift/reduce conflicts. Update
2044 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
2045 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
2046 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
2047 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
2048 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
2049 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
2050 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
2051 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
2052 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
2053 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
2054 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
2055 typespec_reserved_nonattr, typespec_reserved_attr,
2056 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
2057 structsp_nonattr, components_notype, component_notype_declarator,
2058 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
2059 firstparm, setspecs_fp): New
2060 (typed_declspecs, reserved_declspecs, typed_typespecs,
2061 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
2062 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
2063 declmods_no_prefix_attr, nonempty_type_quals, structsp,
2064 type_quals): Remove. Users updated.
2065 (initdecls, notype_initdecls, after_type_declarator,
2066 parm_declarator, notype_declarator, absdcl1, components, ivars):
2067 Don't allow attributes at the start of a declarator; include them
2068 in the production containing the declarator instead. Always
2069 require type specifiers before trying to redeclare a typedef name.
2070 (typename): Allow for attributes but warn that they are ignored.
2071 (parmlist, firstparm, setspecs_fp): Include attributes in
2072 parmlist; suck them off the parser stack in firstparm using
2075 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
2077 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
2078 to determine if a block has an unconditional jump at its end.
2080 * jump.c (jump_optimize_1): When converting a conditional jump
2081 to an unconditional jump, build the jump using gen_jump instead
2082 of just modify operands in-place.
2084 2001-05-09 Zack Weinberg <zackw@stanford.edu>
2086 * cppinit.c (cpp_post_options): Shut off macro expansion if
2088 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
2089 IN_I directives only if the # is in column 1 and the directive
2090 name begins in column 2.
2091 * cppmain.c (scan_buffer): Insert a space between # and an
2092 identifier, when that identifier is a directive name.
2094 * tradcpp.c (struct file_buf): Add a pointer to the next entry
2095 in the header search path.
2096 (enum node_type): Add T_INCLUDE_NEXT.
2097 (directive_table): Add entry for include_next.
2098 (do_include_next): New function.
2099 (process_include): New routine, broken out of do_include.
2100 (finclude): Insert 'nhd' argument, to be copied into
2101 next_header_dir of the new buffer.
2102 (main): Adjust to match.
2103 * gsyslimits.h, limity.h: Un-indent #include_next.
2105 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
2107 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
2108 inclusion as a chapter of the GCC manual.
2109 * gcc.texi: Include objc.texi.
2110 * fdl.texi: Use @unnumberedsec for the addendum.
2111 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
2113 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2115 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
2117 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
2119 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
2120 handling of two-address insns.
2122 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
2124 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
2125 ../binutils/nm-new instead of ../binutils/nm.
2127 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2129 * i386.md (movdi splitter): Fix the splitting condition
2130 (float_extenddftf splitter): Fix mode.
2132 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2134 * genrecog.c (write_switch): Avoid outputting of switch for
2135 types wider than int.
2137 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
2139 * reload1.c (copy_eh_notes): New function.
2140 (emit_input_reload_insns): Call it.
2141 (emit_output_reload_insns): Call it.
2143 2001-05-07 Zack Weinberg <zackw@stanford.edu>
2145 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
2147 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
2148 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
2150 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
2152 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2154 * pa.md (interspace_jump): Revise comment.
2155 (builtin_longjmp): Block initial setup insns from delay slot of
2157 (builtin_setjmp_receiver): New expander to save and restore PIC
2160 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2162 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2164 * toplev.c (compile_file): Set up the output file before we call
2165 the various initializers for the compiler.
2167 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2168 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2170 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2171 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2173 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2175 * Makefile.in (tradcpp0): Correct typo in dependency list.
2177 2001-05-06 Geoff Keating <geoffk@redhat.com>
2179 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2180 the link register if we're not going to use it.
2182 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2183 (output_function_profiler): Likewise.
2185 2001-05-07 Alan Modra <amodra@one.net.au>
2187 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2189 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2191 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2192 zero-extend it. Make abs_inc unsigned.
2194 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2195 widest mode in narrowing and widening operations.
2197 * config/mips/mips.md: Sign extend CONST_INTs.
2199 2001-05-06 Andreas Jaeger <aj@suse.de>
2201 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2202 (i386 Options): Document -momit-leaf-frame-pointer.
2204 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2206 * c-typeck.c (internal_build_compound_expr): Check for
2207 array to pointer conversion just once.
2209 2001-05-05 Richard Henderson <rth@redhat.com>
2211 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2213 2001-05-05 Richard Henderson <rth@redhat.com>
2215 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2216 to the parent of the fixup region.
2218 2001-05-05 Jakub Jelinek <jakub@redhat.com>
2220 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2222 * cpp.texi (__NO_INLINE): Document it.
2224 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2226 * cppfiles.c (struct include_file): New member err_no.
2227 (find_or_create_entry): Set it.
2228 (open_file): Don't set fds to -2. Instead, use err_no to
2229 remember previous errors, if any.
2231 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2233 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2234 between X and Y by using sequences of xgdx and xgdy.
2236 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2238 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2239 of '!' for the 'D' alternative ('!' is too strong).
2240 ("*logicalsi3_silshl16"): Likewise.
2241 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2242 ("movstrictsi"): Remove spurious '+'.
2243 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2244 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2245 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2248 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2250 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2252 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
2254 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
2257 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2259 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
2262 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2264 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2265 soft register, use ror instead of rol.
2267 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2269 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2270 into account pre/post increment decrement for 68HC12.
2271 Fix other problems in replacement and fix call to reg_mentioned_p.
2273 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2275 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2276 Put the soft registers in bss for 68HC12.
2277 (L_regs_d3_4): New for _.d3 and _.d4.
2278 (L_regs_d5_6): Likewise.
2279 (L_regs_d1_2): Likewise.
2280 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2282 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2284 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2285 to the pre-processor when -fshort-double is specified.
2286 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2288 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2290 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2291 (__mulsi3): Rewrite for 68HC12.
2292 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2293 Mark 'x' constraint with earlyclobber to prevent a
2294 RELOAD_FOR_OTHER_ADDRESS to go in it.
2295 (mulhi3_m68hc12): New pattern.
2296 (mulhi3_m68hc11): Rename of mulhi3.
2297 (mulhi3): New expand for 68HC12 optimisation.
2298 (umulhisi3, mulhisi3): New patterns for 68HC12.
2300 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2302 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2303 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2304 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2306 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2308 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2309 constants cheap after reload.
2310 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2312 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2313 so that gcc prefers a shift by 16.
2314 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2316 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
2318 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
2320 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2322 * alpha.h: NULL_PTR -> NULL.
2329 * i386.md: Likewise.
2332 * m68hc11.h: Likewise.
2333 * rs6000.h: Likewise.
2336 * sparc.h: Likewise.
2340 * final.c: Likewise.
2342 * recog.c: Likewise.
2344 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2346 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
2347 `bool' parameter to `int'.
2349 * hash.c (hash_lookup): Likewise.
2351 * hash.h (hash_lookup): Likewise.
2353 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2355 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2357 * i386.c (x86_initialize_trampoline): Fix mode of constant.
2359 2001-05-03 Geoff Keating <geoffk@redhat.com>
2361 * invoke.texi (i386 Options): Delete references to -malign-jumps,
2362 -malign-loops, -malign-functions.
2363 * i386.c (ix86_align_funcs): Delete.
2364 (ix86_align_loops): Delete.
2365 (ix86_align_jumps): Delete.
2366 (override_options): Mark -malign-* as obsolete. Emulate their
2367 behaviour with the -falign-* options. Default -falign-* from
2368 the processor table.
2369 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2370 patch of Wed May 2 13:09:36 2001.
2371 (LOOP_ALIGN): Delete.
2372 (LOOP_ALIGN_MAX_SKIP): Delete.
2373 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2374 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2376 2001-05-04 Andreas Jaeger <aj@suse.de>
2378 * except.h: Add prototype declaration for
2379 expand_builtin_init_dwarf_reg_sizes.
2381 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2383 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2385 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2387 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2389 ("bitcmpqi2"): New pattern for bit-extract and test.
2390 ("bitcmphi"): New pattern for bitb/bita instructions.
2392 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2394 * gccbug.in: Use a temporary directory when the mktemp command is
2397 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2399 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2401 (INITIALIZE_TRAMPOLINE): Call it.
2402 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2403 (TRAMPOLINE_TEMPLATE): Remove.
2404 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2405 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2408 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2410 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2411 and crtendS.o with PIC.
2413 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2415 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2417 (___subdi3, ___adddi3): Use x instead of y as index register.
2418 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2419 (__memset, __memcpy): Likewise.
2420 (regs): Put the soft registers in bss for 68HC12.
2421 (abort): Use trap to abort for 68hc12.
2422 (__mulhi3, __mulhi32): Use emul for 68hc12.
2423 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2425 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2427 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2428 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2429 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2430 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2431 Set 68HC12 min offset to -65536.
2432 (print_operand): Put parenthesis arround the operand if it refers
2433 to a symbol having the same name as a register.
2434 (m68hc11_z_replacement): When z register is replaced by its
2435 equivalent soft register, force the insn to be re-recognized.
2436 (m68hc11_check_z_replacement): Fix the test when destination is
2437 the index register and z dies in the insn.
2438 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2440 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2442 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2443 costs according to processor variant.
2444 (m68hc11_shift_cost): New function to compute shift costs.
2445 (m68hc11_rtx_costs): Define costs according to processor variant.
2446 (m6811_cost): Costs for 68HC11.
2447 (m6812_cost): Costs for 68HC12.
2448 (COSTS_N_INSNS): Remove.
2450 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2451 (DEFAULT_RTX_COSTS): Remove.
2452 (CONST_COSTS): Define costs according to OUTER_CODE.
2453 (processor_costs): New struct to define costs.
2454 (m68hc11_cost): Pointer to current costs.
2456 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2458 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2459 and use m68hc11_notice_keep_cc when using leax/leay.
2460 (addhi3 split): Reject split if the insn is handled by
2462 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2463 push must be handled in a special way if the source operand uses
2464 sp as index register.
2465 (m68hc11_notice_keep_cc): New function.
2466 (m68hc11_gen_movhi): Use it when an insn changes a register but
2468 (m68hc11_gen_movqi): Fix move for 68HC12.
2469 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2471 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2473 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2474 and don't pass operands[0] to emit_library_call_value.
2476 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2478 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2479 (zero_extendsi split): Simplify and use (zero_extendhi).
2480 (*addhi3): Remove 'w' constraint since stack pointer is handled
2482 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2483 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2484 (*ashrhi3_const): Fix shift by 7.
2485 (*lshrsi3_const16): Fix template.
2486 (call, call_value): Fix constraint and predicate.
2488 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2490 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2491 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2492 (CC_REGNUM): Likewise.
2493 (*unnamed splits): Use above constants instead of hard coded numbers.
2494 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2495 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2496 (*return_16bit, *unnamed peepholes): Likewise.
2498 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2500 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2501 rs6000/rs6000.h twice.
2503 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2505 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2506 (CPP_SPEC): Conditionally define MSDOS and GO32.
2507 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2508 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2510 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2512 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2514 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
2516 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2518 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2519 * integrate.c (expand_inline_function): Use xcalloc to allocate
2521 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2524 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2526 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
2529 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2531 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
2532 linker if -mrelax is given.
2533 (TARGET_SWITCHES): Document -mrelax.
2535 Re-installed 2001-01-09's patch:
2536 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
2537 if it's wider than long and the target's long is wider than the
2540 2001-05-02 David O'Brien <obrien@FreeBSD.org>
2542 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
2543 directly include rs6000/rs6000.h. Instead do it in tm.h.
2545 2001-05-02 Stan Shebs <shebs@apple.com>
2547 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
2548 NSConstantString for NeXT-style runtimes.
2549 (STRING_OBJECT_GLOBAL_NAME): New macro.
2550 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
2551 OCTI_STRING_CLASS_DECL.
2552 (constant_string_global_id): New macro.
2553 (string_class_decl): Ditto.
2554 (setup_string_decl): New function.
2555 (build_objc_string_object): Use it to build a NeXT runtime
2556 compatible string initializer.
2558 2001-05-02 Jakub Jelinek <jakub@redhat.com>
2560 * tradcpp.c (do_define): Make sure we don't walk past limit.
2562 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2564 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
2565 offsets if not REG_OK_STRICT.
2567 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
2568 (INT_REG_OK_FOR_INDEX_P): Likewise.
2569 (INT_REG_OK_FOR_BASE_P): Likewise.
2570 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
2571 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
2572 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
2573 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
2574 REG_OK_FOR_BASE_P. Take an additional parameter.
2575 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
2576 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
2577 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
2578 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
2579 rs6000_legitimate_address() and use it.
2580 * config/rs6000/rs6000.c: Update all callers.
2581 (rs6000_legitimate_address): New function.
2583 2001-05-02 David Edelsohn <edelsohn@gnu.org>
2585 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
2586 special_constant conditional blocks together.
2588 2001-05-02 Dale Johannesen <dalej@apple.com>
2590 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2592 (STRICT_ARGUMENT_NAMING): Define.
2593 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2594 function_arg_partial_nregs, setup_incoming_varargs): Remove
2595 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2598 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2600 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
2602 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2605 * expr.c (store_field): Do nothing except elaborate side-effects if
2608 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2610 * c-lex.c: NULL_PTR -> NULL.
2612 * emit-rtl.c: Likewise.
2614 * genpeep.c: Likewise.
2616 * mips-tdump.c: Likewise.
2617 * reload1.c: Likewise.
2618 * rtlanal.c: Likewise.
2620 * stor-layout.c: Likewise.
2621 * toplev.c: Likewise.
2623 2001-05-01 Per Bothner <per@bothner.com>
2625 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2626 call do_pending_stack_adjust before emiting label.
2628 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2630 * extend.texi: Fix typo.
2632 2001-05-01 Stan Shebs <shebs@apple.com>
2634 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2635 of UOBJC_MODULES_decl.
2636 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2637 (generate_descriptor_table): Ditto.
2638 (generate_protocols): Ditto.
2639 (generate_protocol_list): Ditto.
2640 (generate_classref_translation_entry): Ditto.
2642 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2644 * invoke.texi (Optimize Options): Add documentation for `--param
2645 max-delay-slot-insn-search' and `--param
2646 max-delay-slot-live-search' and reorder --param section.
2647 * params.def: Modify initial comment.
2648 * params.h (param_info): Add `help' member.
2649 * toplev.c (lang_independent_params): Include `help' description.
2650 (display_help): Print --param parameters.
2652 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2654 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
2655 Remove references to deleted files.
2656 (*-*-openbsd): No need to override xmake_file.
2657 (*-*-sysv4): Treat like *-*-sysv.
2659 * configure.in: Probe for ldopen in various places, and set up
2660 collect2 to be linked with them if found.
2661 Don't dink with Windows registry stuff unless $host_os is a
2662 Win32 os name. Check to see if we need -ladvapi32.
2663 * configure: Regenerate.
2665 * Makefile: Get rid of CLIB and HOST_CLIB.
2666 Substitute in COLLECT2_LIBS and link collect2 against its contents.
2667 * build-make: Get rid of HOST_CLIB.
2669 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
2670 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2671 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2672 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
2673 config/rs6000/x-rs6000: Delete.
2675 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2678 24 x-host fragments remain, 0 x-cpu, 3 top level.
2680 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2682 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2683 * configure: Regenerate.
2685 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2687 * Makefile.in (install-headers): Remove redundant dependency.
2689 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2691 * c-tree.texi (USING_STMT): Document.
2693 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2695 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2696 * c-common.c: Likewise.
2697 * c-decl.c: Likewise.
2698 * combine.c: Likewise.
2699 * rs6000.c: Likewise.
2700 * except.c: Likewise.
2701 * explow.c: Likewise.
2703 * fold-const.c: Likewise.
2704 * function.c: Likewise.
2707 * integrate.c: Likewise.
2709 * objc/objc-act.c: Likewise.
2710 * recog.c: Likewise.
2711 * reg-stack.c: Likewise.
2712 * reload.c: Likewise.
2713 * reload1.c: Likewise.
2714 * simplify-rtx.c: Likewise.
2716 * varasm.c: Likewise.
2718 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
2720 * diagnostic.def: New file.
2721 * diagnostic.h (diagnostic_t): New enum.
2722 * Makefile.in (diagnostic.o): Depend on diagnostic.def
2724 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2726 * tsystem.h: Test only POSIX for availability of string.h
2728 * config.gcc (all systems): If USG appeared in xm_defines,
2729 change it to POSIX. If both USG and POSIX appeared, just
2730 delete USG. Remove unnecessary quotes around xm_defines
2732 (m68k-crds-unos*): Don't #define unos - tested nowhere.
2733 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
2734 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
2735 powerpc-*-linux*): No need to set xm_defines - handled by
2736 global settings for *-*-linux*.
2738 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2740 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
2741 Always include gstab.h, not system stab.h. Don't provide
2742 default definitions of N_CATCH or N_OPT. Always use the
2743 gstab.h variant of STAB_CODE_TYPE.
2744 * final.c: Don't include stab.h/gstab.h at all, or provide
2745 defaults for N_SLINE and N_SOL.
2747 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
2748 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
2750 * sdbout.c: Always include gsyms.h instead of system syms.h.
2752 * configure.in: No need to check for stab.h.
2753 * configure, config.in: Regenerate.
2754 * Makefile.in (final.o): Don't depend on gstab.h.
2756 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2757 Richard Henderson <rth@redhat.com>
2759 * extend.texi: Improve documentation of volatile asms.
2761 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2763 * c-tree.texi: Fix thinko.
2764 * gcc.texi: Likewise.
2766 2001-04-30 Richard Henderson <rth@redhat.com>
2768 * c-common.c (c_promoting_integer_type_p): New function, from the
2769 corpse of old macro. Properly promote too-small enumerations and
2770 booleans. Adjust all callers.
2771 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2772 (c_promoting_integer_type_p): Declare.
2773 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2774 * c-typeck.c: Likewise.
2775 (default_conversion): Remove now redundant boolean check.
2777 2001-04-30 Jan Hubicka <jh@suse.cz>
2778 Richard Henderson <rth@redhat.com>
2780 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2782 (combine_stack_adjustments_for_block): Don't combine stack
2783 allocation followed by deallocations. Handle grow-up stacks.
2785 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2787 * fdl.texi: New file.
2788 * c-tree.texi: Use the GFDL.
2789 * gcc.texi: Likewise.
2791 2001-04-30 Stan Shebs <shebs@apple.com>
2793 * invoke.texi: Add a section documenting Objective-C options.
2795 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
2797 * emit-rtl.c (try_split): Copy EH notes to sequence.
2799 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2801 * regmove.c (record_stack_memrefs): Catch all references to the
2804 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
2806 * Makefile.in (stmp-fixinc): quote shell assignment values
2808 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2810 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
2814 * prefix.c: Likewise.
2816 2001-04-28 Stan Shebs <shebs@apple.com>
2818 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
2819 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
2820 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
2821 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
2823 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
2824 (NEXT_OBJC_RUNTIME): Define.
2826 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2828 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
2829 * simplify-rtx.c (simplify_gen_relational): Likewise.
2831 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
2833 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
2834 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
2836 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
2837 registers in SSE case; fix handling of the immediates.
2838 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
2839 operands to be in regsiters before reload.
2840 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
2841 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
2842 (abstf,absxf,negtf,negxf splitters): Compute
2843 properly the regnum for x86_64.
2844 (avsdf2_if_rex64): New.
2846 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
2848 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
2849 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
2850 into the constant pool.
2851 * jump.c (jump_optimize_1): Remove barrier successors after all
2852 the LABEL_NUSES counds have been computed.
2853 (delete_barrier_successors): When deleting a tablejump insn, also
2854 delete the jump table it uses.
2855 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
2858 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
2860 * pa.c (FRP): Remove erroneous white space in macro definition.
2862 2001-04-28 Andreas Jaeger <aj@suse.de>
2864 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
2866 * extend.texi: Likewise.
2867 * tm.texi: Likewise.
2869 2001-04-28 Andreas Jaeger <aj@suse.de>
2871 * md.texi: Use XX-bit instead of XXbit or XX bit where
2874 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
2876 * gcc.c (process_command): Allow -l lib in addition to -llib
2877 for POSIX compliance. This fixes PR c/2347.
2879 * invoke.texi: Update section on Link Options accordingly.
2881 2001-04-27 Zack Weinberg <zackw@stanford.edu>
2883 * function.c (purge_addressof_1): Remove the duplicate
2884 if (code == SET) block. Fold the two if (code == ADDRESSOF)
2887 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
2889 * except.c (expand_eh_region_start): Don't start a new block.
2890 (expand_eh_region_end): Don't end a block.
2891 * stmt.c (expand_end_bindings): Don't end EH blocks.
2892 (expand_decl_cleanup): Starting an EH region won't change the block.
2893 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
2894 (is_eh_region): Lose.
2897 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
2899 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
2901 * collect2.c (main): Add `-L' case to remove duplicate entries.
2902 (is_in_args): New function to check for a duplicate argument.
2903 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
2904 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
2905 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2906 Define to be nonzero.
2908 2001-04-27 Andreas Jaeger <aj@suse.de>
2909 Richard Henderson <rth@redhat.com>
2911 * md.texi (Machine Constraints): Document additional i386
2912 constraints and fix description of "A".
2914 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
2916 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
2918 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
2920 * except.c (get_exception_filter): word_mode, not Pmode.
2922 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
2924 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
2925 common to other movsf patterns. Move up so that in future
2926 people who change the other patterns will change it too.
2927 (movsf_lo_sum): Allow even for soft-float; add appropriate
2929 (movsf_high): Likewise.
2930 (movsf_high+1): Allow even for soft-float.
2932 * function.c (expand_function_end): Always clobber the
2933 return registers, even if there is no return label.
2935 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2937 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
2939 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
2941 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
2942 (pushqi2_rex64, pushhi2_rex64): Add.
2944 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
2946 * except.c (expand_eh_region_end_cleanup): Force pending stack
2947 adjust before emitting label that branches around cleanup code.
2949 2001-04-26 H.J. Lu (hjl@gnu.org)
2951 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
2953 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
2955 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
2956 (ASM_OUTPUT_SECTION_NAME): Likewise.
2957 (ASM_WEAKEN_LABEL): Likewise.
2958 (UNIQUE_SECTION): Likewise.
2959 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2960 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2961 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
2962 (ASM_OUTPUT_SECTION_NAME): Likewise.
2963 (ASM_WEAKEN_LABEL): Likewise.
2964 (UNIQUE_SECTION): Likewise.
2965 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2966 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2967 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
2968 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
2969 (ASM_FILE_START): Likewise.
2970 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2971 (ASM_DECLARE_OBJECT_NAME): Likewise.
2972 (ASM_FILE_END): Likewise.
2973 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2974 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2975 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2976 (ASM_OUTPUT_CASE_LABEL): Likewise.
2977 (ASM_OUTPUT_SKIP): Likewise.
2978 (ASM_OUTPUT_ASCII): Likewise.
2979 (ASM_OUTPUT_IDENT): Likewise.
2980 (READONLY_DATA_SECTION): Likewise.
2981 (EXTRA_SECTIONS): Likewise.
2982 (EXTRA_SECTION_FUNCTIONS): Likewise.
2983 (SELECT_RTX_SECTION): Likewise.
2984 (SELECT_SECTION): Likewise.
2986 * config/mips/linux.h (INVOKE__main): Undefine.
2987 (CTOR_LIST_BEGIN): Likewise.
2988 (CTOR_LIST_END): Likewise.
2989 (DTOR_LIST_BEGIN): Likewise.
2990 (DTOR_LIST_END): Likewise.
2991 (SET_ASM_OP): Defined it to ".dummy".
2992 (ASM_OUTPUT_DEF): Defined.
2993 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
2995 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
2997 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
2998 assembler supports .p2align.
3000 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3002 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3004 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3006 * integrate.c (expand_inline_function): Check for error_mark_node
3009 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3011 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
3014 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
3016 * configure.in (configargs.h): Define thread_model.
3017 * configure: Rebuilt.
3018 * gcc.c (main): Print it with -v.
3020 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
3022 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
3023 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
3024 * gcc.1: Regenerate.
3026 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3028 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
3029 is_redundant_typedef): Use static inline instead of inline static.
3031 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
3033 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
3034 this directory is always searched.
3036 2001-04-25 Richard Henderson <rth@redhat.com>
3038 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
3039 of registers to restore along non eh_return path.
3041 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3043 * c-format.c (check_format_info_recurse): Handle
3044 PLUS_EXPR for format string.
3046 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3048 * config/ia64/ia64.h (CC1_SPEC): Define.
3049 * config/ia64/linux.h (CC1_SPEC): Define.
3051 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
3053 * emit-rtl.c (constant_subword): Also do sign extension in
3054 BITS_PER_WORD == 16 case.
3056 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
3058 * loop.c (try_swap_copy_prop): Go back to checking insn.
3060 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3062 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
3063 if check_mode is non-zero.
3065 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3067 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
3068 out and comparison sequence has been detected, put result into
3069 proper temporary pseudo.
3071 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3073 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
3074 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
3075 * libgcc2.c: Remove __dummy and __builtin_saveregs.
3076 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
3077 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
3078 for future reference.
3080 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
3082 * except.c (reachable_handlers): Step out one level from a RESX.
3084 * except.c (struct eh_region): Rename 'last' to 'resume'.
3085 (mark_eh_region, duplicate_eh_region_1): Adjust.
3086 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
3087 (build_post_landing_pads): Likewise.
3088 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
3089 (expand_eh_region_end_must_not_throw): Likewise.
3090 (connect_post_landing_pads): Thread (only) regions with non-deleted
3093 * except.c (expand_eh_region_end_cleanup): Save the EH return data
3094 registers around the cleanup.
3095 (get_exception_filter): New fn.
3096 (finish_eh_generation): Use it.
3098 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
3100 * c-semantics.c (add_scope_stmt): Don't call
3101 current_scope_stmt_stack multiple times.
3103 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3104 Nathan Sidwell <nathan@codesourcery.com>
3106 Lazy __FUNCTION__ generation.
3107 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
3108 RID_C99_FUNCTION_NAME): New _RIDs.
3109 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
3110 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
3111 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
3113 (function_id_node, pretty_function_id_node, func_id_node): Remove.
3114 (c99_function_name_decl_node, function_name_decl_node,
3115 pretty_function_name_decl_node, saved_function_name_decls):
3117 (struct language_function): Remove x_function_name_declared_p.
3118 (make_fname_decl): Remove a parameter.
3119 (declare_function_names): Remove prototype.
3120 (start_fname_decls, finish_fname_decls): Prototype.
3121 (fname_as_string): Likewise.
3122 (fname_string, fname_decl): Likewise.
3123 * c-common.c (make_fname_decl): Adjust.
3124 (struct fname_var_t): New struct.
3125 (fname_vars): New static array.
3126 (declare_function_name): Remove.
3127 (start_fname_decls, finish_fname_decls): New functions.
3128 (fname_as_string): New function from remnants of
3129 declare_function_name.
3130 (fname_string, fname_decl): New functions.
3132 * c-decl.c (c_function_name_declared_p): Remove.
3133 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
3134 don't call declare_function_name. Call start_fname_decls.
3135 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
3136 clobber the line number. Call finish_decl.
3137 (start_function): Call start_fname_decls.
3138 (finish_function): Call finish_fname_decls.
3139 Remove c_function_name_declared_p.
3140 (push_c_function_context): Don't push c_function_name_declared_p.
3141 (pop_c_function_context): Don't pop c_function_name_declared_p.
3142 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
3143 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
3144 (program): Call finish_fname_decls for C.
3145 (primary): Add VAR_FUNC_NAME.
3146 (reswords): Add slots for __FUNCTION__ et al.
3147 (rid_to_yy): Add mappings for __FUNCTION__ et al.
3148 (yylexname): If it's a STRING_FUNC_NAME generate the function name
3149 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
3150 * c-semantics.c (prune_unused_decls): Remove.
3151 (finish_stmt_tree): Don't call prune_unused_decls.
3152 (genrtl_decl_stmt): Don't prune unused decls here.
3154 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
3156 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
3157 constant pool, use the pool's SYMBOL_REF instead.
3159 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
3162 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3164 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3165 passing nested NOP_EXPRs to fold.
3167 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
3169 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3171 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3173 * loop.c (loop_delete_insns): Add prototype.
3175 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3177 * configure.in: Remove ENABLE_STD_NAMESPACE.
3178 * config.in: Regenerated.
3179 * configure: Regenerated.
3181 2001-04-22 Stan Shebs <shebs@apple.com>
3183 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3185 * config/rs6000/xm-darwin.h: Remove file.
3187 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3189 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3190 (write_c_file_stat): Likewise.
3192 * dbxout.c (dbxout_init): Likewise.
3194 * profile.c (output_func_start_profiler): Likewise.
3196 2001-04-22 Philipp Thomas <pthomas@suse.de>
3198 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3199 require it instead of the CVS version.
3200 * cpperror.c (v_message): Put a blank before the macro
3201 body to not confuse exgettext.
3203 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3205 * flow.c (proagate_one_insn): Remove useless assignment.
3206 * jump.c (delete_insn): Tidy.
3207 * loop.c (try_copy_prop): When deleting an instruction with a
3208 REG_RETVAL note, delete the entire libcall sequence.
3209 (loop_delete_insns): New function.
3210 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3211 we're not substituting into them yet.
3213 2001-04-21 Kazu Hirata <kazu@hxi.com>
3215 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3217 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3219 * config/i960/i960.c (signed_arith_operand): Likewise.
3221 * calls.c (expand_call): Fix a comment typo.
3223 2001-04-20 Zack Weinberg <zackw@stanford.edu>
3225 * configure.in: Probe for times, clock, struct tms, and clock_t.
3226 * configure, config.in: Regenerate.
3227 * timevar.c: Replace ifdef forest in get_time with (relatively)
3228 straightforward series of checks based on autoconf's probes.
3230 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
3232 * config/pa/som.h (NM_FLAGS): Define.
3234 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3236 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
3238 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
3239 * ia64.c (nop_cycles_until): New function.
3240 (prev_cycle, prev_first, last_issued): New static variables.
3241 (ia64_sched_reorder): Additional arg for clock.
3242 On final scheduling pass, emit extra NOPs as needed.
3243 Set prev_first and prev_cycle.
3244 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
3245 (ia64_variable_issue): Set last_issued.
3247 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
3249 * config/i386/i386.c (ix86_expand_int_movcc,
3250 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
3252 2001-04-20 Geoff Keating <geoffk@redhat.com>
3254 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
3255 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
3256 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
3257 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
3258 ctrdi_internal6): In the short-branch case, this insn is only 4
3259 bytes long. Reported by Reza Yazdani <reza@apple.com>.
3261 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3263 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
3264 "=u" is used together with "st" resp. "st(1)" clobber.
3266 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3268 * gcse.c (gcse_main): Fix comment typo.
3269 (delete_null_pointer_check): Likewise.
3270 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
3271 * cse.c (cse_insn): Likewise.
3272 * function.c (fixup_var_refs_insns_with_hash): The sequence is
3275 2001-04-19 Zack Weinberg <zackw@stanford.edu>
3277 * toplev.c: Excise all code for the undocumented -dm option.
3278 (float_signal): Call signal just once, unconditionally.
3280 2001-04-19 Geoff Keating <geoffk@redhat.com>
3282 * fold-const.c (fold): Use first_rtl_op rather than
3283 TREE_CODE_LENGTH when looping over parameters of a tree.
3284 Correct strange grouping in test for evaluated SAVE_EXPR.
3286 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
3288 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3289 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3291 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3292 name at 32 total characters.
3293 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3294 functions in named sections -- data items can still go into unique
3295 sections, but they have normal names (ie $LIT$ and $DATA$).
3297 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3300 2001-04-19 DJ Delorie <dj@redhat.com>
3302 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3303 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
3304 * config/i386/cygwin.h: Likewise.
3305 * config/i386/mingw32.h: Likewise.
3306 * config/vax/vms.h: Likewise.
3307 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
3309 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3310 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
3311 * config/i386/xm-cygwin.h: Likewise.
3312 * config/i386/xm-djgpp.h: Likewise.
3313 * config/i386/xm-mingw32.h: Likewise.
3314 * config/vax/xm-vms.h: Likewise.
3316 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
3317 instead of OBJECT_SUFFIX.
3318 * collect2.c (find_a_file): Look for files matching the extension
3319 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
3320 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
3321 TARGET_EXECUTABLE_SUFFIX.
3322 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
3323 (make_relative_prefix): Likewise.
3324 (convert_filename): Use TARGET_ suffixes throughout. Remove
3326 (process_command): Likewise.
3327 (do_spec_1): Likewise.
3328 * java/lang.c (init_parse): Likewise.
3330 * gcc.texi : Document four new options matching the pattern
3331 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
3332 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
3333 documentation for NO_AUTO_EXE_SUFFIX.
3335 2001-04-19 Mark Mitchell <mark@codesourcery.com>
3337 * toplev.h (struct lang_hooks): Allow decode_option to indicate
3338 that language-independent processing should not be done.
3339 * toplev.c (main): Adjust accordingly.
3341 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
3342 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
3344 * mips.md (reload_outputdi): Require that operand0 be a
3347 2001-04-19 Jakub Jelinek <jakub@redhat.com>
3349 * invoke.texi (-Wshadow): Clarify.
3351 2001-04-18 Mark Mitchell <mark@codesourcery.com>
3353 * loop.c (load_mems): Examine all the instructions in the loop
3354 before concluding that all jumps branch to the first instruction
3357 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3359 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3361 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3363 * cpp.texi (-Wwhite-space): Remove.
3364 (-Wall): -Wall does not imply -Wwhite-space.
3366 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3368 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3369 use it instead of blindly generating a .stabs.
3370 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3372 * xcoffout.c: Don't bother defining default for N_CATCH.
3373 (UNKNOWN_STAB): Use internal_error.
3374 (stab_to_sclass): Remove now-unnecessary aborts.
3375 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3377 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3379 * jump.c (mark_all_labels): Canonicalize the tail recursion
3380 label attached to CALL_PLACEHOLDER insns.
3382 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3384 * output.h (dump_flow_info, free_basic_block_vars,
3385 which_alternative): Delete redundant prototypes.
3387 * rtl.h (bss_section): Likewise.
3389 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3391 * dbxout.c (N_OPT): Define if not available from <stab.h>
3393 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3395 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3396 libraries and native K&R compilers.
3398 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3400 * c-typeck.c (convert_arguments): Don't check for width changes
3403 * invoke.texi (-Wtraditional): Update documentation.
3405 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3407 * toplev.c (output_lang_identify): Delete.
3408 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3409 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3410 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3411 after calling ASM_FILE_END.
3413 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3414 Instead, unconditionally emit an N_OPT stab with string equal
3415 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3417 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3419 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3420 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3421 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3422 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3423 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3424 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3425 config/i370/i370.h, config/i386/beos-elf.h,
3426 config/i386/osf1elf.h, config/i386/osfrose.h,
3427 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3428 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3429 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3430 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3431 config/mips/iris6.h, config/mips/osfrose.h,
3432 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3433 config/sparc/sp64-elf.h:
3434 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3435 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3437 * config/elfos.h, config/freebsd.h, config/linux.h,
3438 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3439 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3440 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3441 of ASM_FILE_START which merely emit a .version directive. Delete
3442 definitions of ASM_FILE_END which merely emit an .ident directive.
3444 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3445 ASM_IDENTIFY_GCC and move part of its logic into
3448 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3449 config/sparc/linux-aout.h: Don't emit .version directive in
3452 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3453 (output_file_start): Correct comment.
3455 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3456 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3458 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3459 * config/rs6000/aix.h: Correct comment.
3461 * config/i386/i386afe.h: Delete.
3462 * config.gcc: Remove references to i386afe.h.
3464 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3465 other macros deleted by this patch were undocumented.
3467 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3469 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3471 * pa.c (secondary_reload_class): SAR<->FP copies require a
3474 * install.texi (mips-mips-bsd): Update list of functions
3475 required to include memmove.
3476 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3477 used functions to include memmove.
3479 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3481 * i386.md (sqrtdf2): SFmode should be DFmode.
3483 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3485 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3486 (find_moveable_store): Likewise.
3488 2001-04-15 Jim Wilson <wilson@redhat.com>
3490 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3492 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3494 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3495 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3497 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3499 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3502 2001-04-14 Alan Modra <amodra@one.net.au>
3504 * pa.c (force_mode): New function.
3505 (emit_move_sequence): Use it instead of generating new rtx_REGs.
3507 2001-04-13 Jim Wilson <wilson@redhat.com>
3509 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3510 (first_instruction): New static variable.
3511 (rtx_needs_barrier): Return 1 for alloc.
3512 (init_insn_group_barriers): Set first_instruction.
3513 (rws_sum): Delete duplicate definition.
3514 (group_barrier_needed_p): Return 0 when first_instruction true.
3515 (safe_group_barrier_needed_p): Save and restore first_instruction
3516 around group_barrier_needed_p call.
3518 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
3520 * expr.h (enum libfunc_index): Add LTI_memmove.
3521 (memmove_libfunc): Define macro.
3522 * optabs.c (init_optabs): Initialize memmove_libfunc.
3523 * expr.c (expand_assignment): Use memmove_libfunc instead of
3526 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3528 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3531 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3533 * Makefile.in (reg-stack.o): Depend on reload.h.
3534 (insn-attrtab.o): Depend on flags.h.
3536 * genattrtab (main): Include flags.h in insn-attrtab.c.
3538 * reg-stack.c: Include reload.h.
3540 * sparc.h (flag_pic): Delete redundant declaration.
3542 * output.h (flag_pic): Likewise.
3544 * tree.h (pedantic): Likewise.
3546 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3548 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
3550 * jump.c, regmove.c, toplev.c: Include reload.h.
3552 * reload.h (reload_cse_regs): Declare.
3554 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
3555 reload_cse_regs, init_reload, mark_home_live, reload,
3556 init_caller_save): Delete redundant prototypes.
3558 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3560 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
3562 * regclass.c, ssa.c: Include expr.h.
3564 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
3565 gen_move_insn): Delete redundant declarations.
3567 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3569 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3570 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3571 MAKEINFO and MAKEINFOFLAGS too.
3572 (stage4_build): Correctly order -B flags.
3574 2001-04-13 Alan Modra <amodra@one.net.au>
3576 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
3577 PIC_OFFSET_TABLE_SAVE_RTX.
3578 (zdepi_cint_p): Describe zdepi insn.
3579 Formatting and white space fixes throughout file.
3581 * pa.c (uint32_operand): Don't use long constant >= 2^32.
3582 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
3583 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
3584 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
3585 (output_64bit_and): Use plain `int's for shift counts.
3586 (output_64bit_ior): Likewise.
3587 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
3588 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
3591 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
3592 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
3593 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
3594 NEW_HP_ASSEMBLER into one. Kill warnings.
3596 * pa-gas.h: Delete file.
3597 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
3598 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
3599 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
3600 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
3602 * config/pa/mill32.S: New file.
3603 * config/pa/mill64.S: New file.
3604 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
3605 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
3606 * config/pa/t-linux64: New file.
3607 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
3608 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
3609 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
3611 * elfos.h (SELECT_SECTION): Undef before defining.
3612 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
3613 (LIB_SPEC): Remove -lmilli.
3614 (DBX_REGISTER_NUMBER): Remove.
3615 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
3616 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
3617 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
3618 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
3619 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
3620 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
3621 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
3622 TARGET_GAS): Define.
3623 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
3624 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
3625 regs if we don't have a prototype.
3626 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
3627 * pa.h (TARGET_ELF32): Default to 0 if undefined.
3628 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
3629 EH_RETURN_HANDLER_RTX): Define.
3630 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
3631 (DWARF_FRAME_REGNUM): Define.
3632 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
3633 * pa32-linux.h: New file.
3634 * pa64-linux.h: New file.
3636 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3637 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
3638 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
3639 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
3640 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
3641 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
3642 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3643 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
3644 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
3645 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
3646 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3647 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
3648 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
3649 * pa64-hpux.h: New file.
3650 (ASM_FILE_START): Correct typo.
3651 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
3652 * config.gcc: Modify for above.
3654 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
3656 * jump.c (jump_optimize_1): Don't delete dead stores here.
3657 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
3658 prior to running jump optimize before cse2.
3660 2001-04-12 Richard Henderson <rth@redhat.com>
3662 * Makefile.in (regmove.o): Depend on except.h.
3663 * regmove.c: Include it.
3665 2001-04-12 Stan Shebs <shebs@apple.com>
3667 * objc/objc-act.c: Remove all code ifdefed with the never-used
3668 macro OBJC_INT_SELECTORS.
3669 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
3670 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
3672 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
3674 * config/pa/quadlib.c: Add prototypes.
3676 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3678 * bitmap.h (debug_bitmap): Delete redundant prototype.
3680 * rtl.h (get_frame_size): Likewise.
3682 2001-04-12 Jim Wilson <wilson@redhat.com>
3684 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3685 to just emit an fnorm.
3687 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3689 * c-common.h (truthvalue_conversion, type_for_mode,
3690 type_for_size): Delete redundant declarations.
3692 * c-lex.h (is_class_name): Likewise.
3694 * c-tree.h (pedantic, convert, getdecls, gettags,
3695 global_bindings_p, init_decl_processing, insert_block,
3696 maybe_build_cleanup, poplevel, print_lang_decl,
3697 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3698 set_block, incomplete_type_error, build_function_call,
3699 lvalue_or_else, mark_addressable): Likewise.
3701 * expr.h (expand_tree_builtin): Likewise.
3703 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3705 * invoke.texi: Document --param max-gcse-memory.
3707 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3709 * configure.in (errno): Check for declaration.
3710 * configure, config.in: Regenerated.
3712 * system.h (errno): Only declare if not already done.
3714 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3716 * recog.c (general_operand, immediate_operand,
3717 nonmemory_operand): Require CONST_INTs to be sign-extended
3718 values for their modes.
3720 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3722 * expmed.c (store_bit_field): Truncate CONST_INTs.
3723 (expand_mult_highpart, expand_divmod): Likewise.
3724 * expr.c (convert_modes, store_field): Likewise.
3725 * integrate.c (expand_inline_function): Use promote_mode() to
3726 determine whether to convert_modes() an argument as signed
3728 * optabs.c (expand_binop): Get CONST_INT operands
3729 sign-extended for their appropriate modes.
3730 * stmt.c (emit_case_nodes): Convert node values to the
3732 (expand_end_case): Convert minval and range to the appropriate
3734 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
3735 the iteration variable.
3736 * varasm.c (immed_double_const): Don't require words to be
3737 narrower than host wide ints to properly sign-extend
3740 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3742 * sh.md (builtin_setjmp_receiver): New expander.
3744 2001-04-12 David Edelsohn <dje@watson.ibm.com>
3746 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
3747 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
3748 for generating CONST_INT and CONST_DOUBLE.
3750 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3752 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3753 already sign-extended.
3754 (rs6000_emit_prologue): Make register iterator signed.
3755 (rs6000_emit_epilogue): Likewise.
3756 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
3758 (movsf split, movdf split): Sign-extend CONST_INTs.
3759 (movdi splits): Likewise.
3761 2001-04-12 Kelley Cook <kelley.cook@home.com>
3763 * config-lang.in (lang_dirs): Add in zlib.
3765 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
3767 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
3768 operands that make it to RTL.
3770 2001-04-11 Stan Shebs <shebs@apple.com>
3772 Add Darwin (Mac OS X kernel) native support.
3773 * config.gcc (powerpc-*-darwin*): Add native bits.
3774 * config/darwin.c: New file, generic Darwin support functions.
3775 * config/darwin.h: New file, generic Darwin definitions.
3776 * config/darwin-protos.h: New file, generic Darwin prototypes.
3777 * rs6000/darwin.h: New file, Darwin for PowerPC.
3778 * rs6000/t-darwin: New file, Darwin makefile fragment.
3779 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
3780 (TARGET_MACHO): Ditto.
3781 (rs6000_abi): Add ABI_DARWIN.
3782 (RS6000_REG_SAVE): Add ABI_DARWIN case.
3783 (RS6000_SAVE_AREA): Ditto.
3784 (FP_ARG_MAX_REG): Ditto.
3785 (RETURN_ADDRESS_OFFSET): Ditto.
3786 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
3788 (rs6000_emit_move): Add ABI_DARWIN cases.
3789 (print_operand): Ditto.
3790 (first_reg_to_save): Ditto.
3791 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
3792 (debug_stack_info): Ditto.
3793 (rs6000_emit_prologue): Ditto.
3794 (rs6000_emit_epilogue): Ditto.
3795 (output_profiler_hook): Ditto.
3796 (output_function_profiler): Ditto.
3797 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
3798 (output_mi_thunk): Add TARGET_MACHO case.
3799 (add_compiler_stub): Ditto.
3800 (output_compiler_stub): Ditto.
3801 (no_previous_def): Ditto.
3802 (output_call): Ditto.
3803 (machopic_output_stub): Ditto.
3804 (rs6000_machopic_legitimize_pic_address): Ditto.
3805 (toc_section): Ditto.
3806 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
3807 (macho_high): Ditto.
3810 (load_macho_picbase): Ditto.
3811 (call): Add TARGET_MACHO case to modify function.
3812 (call_value): Ditto.
3813 (call_nonlocal_sysv): Add ABI_DARWIN case.
3814 (call_value_nonlocal_sysv): Ditto.
3815 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
3817 (machopic_output_stub): Ditto.
3818 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
3820 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3822 * dwarf2out.c (modified_type_die): Don't create new types here.
3823 * tree.h (get_qualified_type): New function.
3824 (build_qualified_type): Adjust comment.
3825 * tree.c (get_qualified_type): New function.
3826 (build_qualified_type): Use it.
3828 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3830 * cpp.texi (-Wtraditional): Update description.
3832 * invoke.texi (-Wtraditional): Likewise.
3834 2001-04-11 Jim Wilson <wilson@redhat.com>
3836 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
3837 requires more than 64 bits of alignment.
3839 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
3841 * cpplib.c (do_line): Sanity check iff enable checking.
3843 2001-04-11 Richard Henderson <rth@redhat.com>
3845 * Makefile.in (insn-recog.o): Depend on toplev.h.
3846 (insn-emit.o, doloop.o): Likewise.
3847 * genrecog.c, genemit.c: Include toplev.h in generated file.
3848 * doloop.c: Include toplev.h.
3850 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3852 * Makefile.in (gcse.o): Depend on params.h.
3853 * gcse.c: Include params.h.
3854 (gcse_main): Don't do GCSE if doing so will take inordinate
3856 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
3857 * params.h (MAX_GCSE_MEMORY): New macro.
3859 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3861 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
3863 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
3865 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3867 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
3869 * real.h (ereal_atof, real_value_truncate, target_isnan,
3870 target_isinf, target_negative, assemble_real, debug_real): Delete
3871 redundant prototypes.
3873 * Makefile.in (ifcvt.o): Depend on toplev.h.
3875 * c-semantics.c: Include expr.h.
3877 * ifcvt.c: Include toplev.h.
3879 * expr.h (rtx_equal_p): Delete prototype.
3881 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
3882 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
3883 eliminate_constant_term, expand_complex_abs, find_single_use,
3884 make_tree, init_expr_once, init_optabs, supports_one_only):
3887 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
3888 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
3889 expand_assignment, store_expr, emit_line_note_after,
3890 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
3892 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
3894 * sparc-protos.h: Delete redundant prototypes.
3896 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3898 * reload.c (push_reload): Add condition missed in SUBREG byte
3901 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3903 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
3905 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3907 * i386.md (floatsisf_sse): Fix output template
3908 * i386.c (ix86_expand_fp_movcc)
3910 * reg-stack.c (emit_pop_insn): Handle complex modes.
3911 (move_for_stack_reg): Emit proper move mode.
3912 (subst_stack_regs_pat): Handle complex modes.
3914 2001-04-11 Jakub Jelinek <jakub@redhat.com>
3916 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
3918 2001-04-10 Richard Henderson <rth@redhat.com>
3920 * libgcc2.h (__terminate_func_ptr): Remove typedef.
3921 (__pure_virtual, __terminate, __terminate_set_func,
3922 __default_terminate, __throw_type_match, __empty,
3923 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
3924 __eh_rtime_match, __unwinding_cleanup, __rethrow,
3925 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
3926 Remove prototypes of deleted functions.
3928 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3930 * c-typeck.c (convert_arguments): -Wtraditional now activates
3931 -Wconversion warnings, except for changes in signed-ness.
3932 Detect complex<->int & int<->complex conversions as well.
3934 * invoke.texi (-Wtraditional): Document it.
3936 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3938 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
3939 * flow.c (set_block_for_new_insns): Remove needless cast and
3940 properly check for unset block number.
3942 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
3944 * function.c (purge_single_hard_subreg_set): Only check REGNO if
3945 the subreg was a hard register. Pseudos are left as subregs.
3947 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3949 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
3950 (LIB2ADD_ST): New macro, pass it to mklibgcc.
3951 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
3952 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
3953 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
3955 2001-04-09 Bo Thorsen <bo@suse.co.uk>
3957 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
3959 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3961 * output.h (set_block_num): Missed it earlier, remove deprecated
3964 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3966 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
3967 (load_killed_in_block_p): Change bb parameter from int to basic_block.
3968 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
3969 (handle_rd_kill_set): Change bb parameter from int to basic_block.
3970 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
3971 (expr_killed_p): Change bb parameter from int to basic_block, pass
3972 basic_blocks instead of ints as parameters.
3973 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
3974 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
3975 from int to basic_block, pass basic_blocks instead of ints as parms.
3976 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
3977 parameter from int to basic_block, pass basic_blocks instead of ints.
3978 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
3979 (insert_insn_end_bb): Change bb parameter from int to basic_block,
3980 pass basic_blocks instead of ints.
3981 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
3982 basic_blocks instead of ints as parameters.
3983 (pre_delete): Pass basic_blocks instead of ints as parameters.
3984 (hoist_expr_reaches_here_p): Change bb parameter from int to
3985 basic_block, pass basic_blocks instead of ints.
3986 (hoist_code): Pass basic_blocks instead of ints as parameters.
3987 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
3988 Change bb parameter from int to basic_block.
3989 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
3990 (insert_insn_start_bb): Change bb parameter from int to basic_block,
3991 pass basic_blocks instead of ints.
3992 (insert_store): Pass basic_blocks instead of ints as parameters.
3993 (replace_store_insn, delete_store): Change bb parameter from int to
3994 basic_block, pass basic_blocks instead of ints.
3995 (store_motion): Pass basic_blocks instead of ints as parameters.
3997 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3999 * basic-block.h (set_new_block_for_insns): New Prototype.
4000 (set_block_num): Delete prototype.
4001 * flow.c (set_block_num): Remove obsolete function.
4002 (set_block_for_new_insns): Set BB for single or multiple insns.
4003 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
4004 (process_insn_end_bb): Use set_block_for_new_insns or
4005 set_block_for_insn instead of set_block_num.
4006 (pre_insert_copy_insn): Use set_block_for_new_insns.
4007 (update_ld_motion_stores): Use set_block_for_new_insns.
4008 (insert_insn_start_bb): Use set_block_for_new_insns.
4009 (replace_store_insn): Use set_block_for_new_insns.
4011 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4012 Jeff Law <law@redhat.com>
4014 * alias.c (get_addr): Externalize.
4015 (canon_true_dependence): New function. Behaves like true_dependance
4016 except it already assumes a MEM has been canonicalized.
4017 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
4018 * gcse.c (struct ls_expr): Add load/store expressions structure.
4019 (modify_mem_list, canon_modify_mem_list): New variable.
4020 (gcse_main): Initialize & finalize alias analysis. Use enhanced
4021 load motion and store motion if requested.
4022 (alloc_gcse_mem): Allocate space for modify_mem_list array.
4023 (free_gcse_mem): Free the modify_mem_list array.
4024 (oprs_unchanged_p): Use load_killed_in_block_p.
4025 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
4026 (mems_conflict_for_gcse_p): New function. Don't kill loads
4027 with stores to themselves if its in the load/store expression list.
4028 (load_killed_in_block_p): New function.
4029 (canon_list_insert): New Function.
4030 (record_last_mem_set_info): Keep a list of all instructions which
4031 can modify memory for each basic block.
4032 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
4033 (oprs_not_set_p): Use load_killed_in_block_p.
4034 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
4035 (expr_killed_p): Use load_killed_in_block_p.
4036 (compute_transp): Do not pessimize memory references.
4037 (pre_edge_insert): Update stores for a load motion expression.
4038 (one_pre_gcse_pass): Check loads/stores for extra load motion.
4039 (ldst_entry): Find or create a ldst_expr structure.
4040 (free_ldst_entry): Free memory for an individual item.
4041 (free_ldst_mems): Free entire load/store expression list.
4042 (print_ldst_list): Print debug info.
4043 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
4044 (enumerate_ldsts): Assign integer values to each entry in list.
4045 (first_ls_expr): First expression in the list.
4046 (next_ls_expr): Next expression in the list.
4047 (simple_mem): Check if expression qualifies for ld/st expression list.
4048 (invalidate_any_buried_refs): Remove from expression list if its
4049 used in some other way we dont understand.
4050 (compute_ld_motion_mems): Find all potential enhanced load motion
4052 (trim_ld_motion_mems): Remove any expressions which are invalid.
4053 (update_ld_motion_stores): Copy store values to registers for loads
4054 which have been moved.
4055 (regvec, st_antloc, num_store): New global statics.
4056 (reg_set_info): Marks registers as set.
4057 (store_ops_ok): Verfies registers expressions are valid in a block.
4058 (find_moveable_store): Look for moveable stores in a pattern.
4059 (compute_store_table): Find stores in a function worth moving, maybe.
4060 (load_kills_store): Check dependance of a load and store.
4061 (find_loads): Find any loads in a pattern.
4062 (store_killed_in_insn): Check if a store is killed in an insn.
4063 (store_killed_after): Check is store killed after an insn in a block.
4064 (store_killed_before): Check is store killed before an insn in a block.
4065 (build_store_vectors): Generate the antic and avail vectors.
4066 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
4067 (insert_store): Add a store to an edge.
4068 (replace_store_insn): Replace a store with a SET insn.
4069 (delete_store): Delete a store insn.
4070 (free_store_memory): Free memory.
4071 (store_motion): Perform store motion.
4072 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
4073 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
4074 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
4075 (f_options): Add gcse-lm and gcse-sm.
4077 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4079 * i386.c (expand_fp_movcc): Fix condition reversal code.
4081 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
4082 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
4083 (CLASS_MAX_NREGS): Use it.
4085 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
4086 handle properly complex values.
4087 (CLASS_MAX_NREGS): Likewise; update comment.
4089 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4091 * ia64.c (ia64_flag_schedule_insns2): New variable.
4092 (ia64_override_options): Initialize it. Clear
4093 flag_schedule_insns_after_reload.
4094 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
4096 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4098 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
4099 Do not require source to match destination anymore;
4100 Add abort to the nontrivial cases that should be handled by split.
4101 (fix_trunc?fdi): Add SSE case for x86_64.
4102 (floatdi?f): Likewise.
4103 (floatdi?f_sse): New.
4104 (fix_trunc?fdi_sse): New.
4106 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
4108 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
4109 (DEBUG_ARANGES_END_LABEL): Ditto.
4110 (dwarfout_init): Generate length and version fields at the start
4111 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
4112 after the length field.
4113 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
4114 the .debug_aranges info.
4116 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4118 * i386.c (call, call_value): Make sure that resulting call_insn
4119 does have proper second operand.
4121 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
4123 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
4124 function. Remove include of sys/cygwin.h.
4126 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
4128 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
4129 (CPP_SPEC): Always search */include/w32api for header files.
4130 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
4131 (LINK_SPEC): Add "cyg" to the library search prefixes.
4133 2001-04-08 Philip Blundell <philb@gnu.org>
4135 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
4137 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
4139 * cpperror.c (print_location): Don't special case <stdin>.
4140 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
4141 WARNING, but we don't check if we're in system headers.
4142 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
4143 * cpplib.c (do_warning): Warn in system headers.
4145 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
4147 * mbchar.c: Include config.h first.
4149 2001-04-07 Zack Weinberg <zackw@stanford.edu>
4151 * config.gcc: Set default for xmake_file at top, not bottom.
4152 Change places that set xmake_file to "none" to set to the
4153 empty string instead, or remove them entirely if there is no
4154 default xmake_file for this cpu_type. Remove references to
4157 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
4158 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
4159 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
4160 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
4161 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
4162 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
4163 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
4164 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
4165 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
4166 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
4169 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
4170 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4171 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4172 config/mips/x-sysv, config/rs6000/x-aix31:
4173 Just set CLIB to -lld or -lmld, as appropriate.
4175 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4176 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4177 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4178 config/mips/x-iris, config/pa/x-pa:
4179 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4180 OTHER_FIXINCLUDES_DIRS.
4182 * config/i386/x-djgpp: Don't set LN or LN_S.
4183 * config/m88k/x-dolph: Don't define __m88k__.
4184 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4185 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4186 * config/i860/fx2800.h: No need to #undef SVR4.
4188 38 x-host fragments remain, 2 x-cpu.
4190 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4192 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4194 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4196 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4198 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4200 * configure.in: Add check for lstat.
4201 * configure, config.in: Regenerate.
4202 * cppinit.c (append_include_chain): Make empty path ".".
4203 * cpplib.c (do_line): Don't simplify #line paths.
4204 * cppfiles.c (remove_component_p): New function.
4205 (find_or_create_entry): Acknowledge stat () errors during
4206 path simplification.
4207 (handle_missing_header): Don't simplify paths.
4208 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4209 the empty path untouched. Don't leave a trailing '/'.
4211 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4213 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4214 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4216 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4218 * cppfiles.c (open_file): Fail directories silently, but
4219 with an errno of NOENT set.
4220 (read_include_file): Move the common exit code to the sole
4221 caller. Return an int indicating success or failure. Let
4222 open_file handle directories.
4223 (stack_include_file): If read_include_file fails,
4224 push a "null" buffer.
4226 2001-04-05 DJ Delorie <dj@redhat.com>
4228 * function.h (virtuals_instantiated): Declare.
4229 * function.c: (virtuals_instantiated): Make global.
4230 * calls.c (emit_library_call_value_1): Use
4231 virtual_outgoing_args_rtx only if it hasn't been instantiated.
4232 Otherwise, use the stack pointer directly.
4234 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4236 * i386.c (x86_initialize_trampoline): New global function.
4237 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
4238 (INITIALIZE_TRAMPOLINE): Move offline.
4239 * i386-protos.h (x86_initialize_trampoline): Declare.
4241 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4243 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
4244 (lea_0): Rename to lea_1.
4245 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
4246 (lea_general_?): Allow SImodes on TARGET_64BIT
4247 (lea_general_?_zext): New patterns.
4248 (call_1, call_1_rex64): Fix.
4250 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4252 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
4254 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4256 * i386.c (function_arg): Return constm1_rtx for last argument.
4257 (ix86_expand_prologue): Update gen_call calls.
4258 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4259 * i386.md (call_pop): Likewise.
4260 (call): Second operand is VOIDmode.
4261 (call_0): Likewise; Support 64bits.
4262 (call_exp): New expander.
4263 (call_1): Get to the sync.
4264 (call_1_exp): New pattern.
4265 (call_value): Support 64bit.
4266 (call_value_exp): New pattern.
4267 (untyped_call): Update gen_call call.
4268 (call_value_pop): Disable for 64bit.
4269 (call_value_0_rex64): New pattern.
4270 (call_value_1_rex64): Likewise.
4272 2001-04-05 Bo Thorsen <bo@suse.de>
4274 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
4276 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
4278 * i386.md (*andsi_1+3): If used after reload, make sure the operand
4279 satisfies ANY_QI_REG_P.
4281 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4283 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
4286 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
4289 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4291 * config.gcc: Remove default for xm_file. Clean up local
4292 machine type handling. Remove settings of xm_file to
4293 something that doesn't exist. In the big switch, set xm_file,
4294 don't append to it (the value before the big switch is always
4295 null). Don't force build_xm_file or host_xm_file to have a value.
4296 * configure.in: Remove default for xm_file. Do not special
4297 case $cpu/xm-$cpu.h not existing.
4298 * configure: Regenerate.
4300 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4302 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4303 when folding integer division and modulo operations.
4305 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
4307 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
4308 instead of DWARF2_ADDR_SIZE for EH addresses.
4309 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
4312 2001-04-04 Richard Henderson <rth@redhat.com>
4314 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
4315 * config/ia64/t-glibc (LIB2ADDEH): Disable.
4316 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
4318 2001-04-04 Richard Henderson <rth@redhat.com>
4320 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
4321 * configure: Rebuilt.
4323 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4325 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
4326 push insns to delete to it instead of deleting them.
4327 (delete_null_pointer_checks): Delete insns from delete_list after
4328 all delete_null_pointer_checks_1 passes are done.
4330 2001-04-04 Richard Henderson <rth@redhat.com>
4332 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
4333 * configure: Rebuilt.
4335 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4337 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
4338 * config/romp/xm-romp.h: Delete.
4340 2001-04-04 Bernd Schmidt <bernds@redhat.com>
4342 * sched-deps.c (sched_analyze_insn): Partially revert March 27
4345 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4347 * emit-rtl.c (mark_label_nuses) Increment the label uses for
4348 all labels present in rtx.
4349 (try_split) Call new function for all split insns.
4351 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4353 * recog.c (validate_replace_rtx_1): Instead of aborting just make
4354 sure the change won't be validated.
4356 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
4358 * rtl.h (set_noop_p): Declare.
4359 * flow.c (set_noop_p): Move from here ...
4360 * rtlanal.c (set_noop_p): ... to here and enhance.
4361 * cse.c (delete_trivially_dead_insns): Use it.
4362 * gcse.c (hash_scan_set): Likewise.
4363 * jump.c (delete_noop_moves): Likewise.
4364 * recog.c (split_all_insns): Likewise.
4366 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4368 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4369 stack pointer via a LO_SUM. Ditto for setting a temp register
4370 used to save to the stack. Set cfa_temp when setting fp, and
4371 allow matches to cfa_temp in addition to cfa_store when saving
4372 regs. Handle POST_INC and LO_SUM register stores. Document the
4373 changes and errors in rule 12 doco.
4375 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4376 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4377 (load_reg): Move closer to epilogue code.
4378 (DO_FRAME_NOTES): Define to control the following..
4379 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4380 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4382 (hppa_expand_epilogue): Likewise.
4384 2001-04-03 Richard Henderson <rth@redhat.com>
4386 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4387 * configure: Rebuild.
4389 2001-04-03 Richard Henderson <rth@redhat.com>
4391 * rtl.h (LCT_THROW): New.
4392 * calls.c (emit_library_call_value_1): Handle it.
4393 * except.c (connect_post_landing_pads): Use it.
4395 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4397 * gansidecl.h: Delete file.
4398 * configure.in: Change all refs to gansidecl.h to use
4399 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4401 * configure: Regenerate.
4403 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4404 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4405 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4406 Don't include gansidecl.h.
4407 * intl.c, main.c, version.c, fixinc/fixlib.h,
4408 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4411 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4413 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4416 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4418 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4419 config/i386/xm-next.h, config/i386/xm-sco.h,
4420 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4421 config/m88k/xm-m88k.h: Delete.
4423 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4424 * config/romp/xm-romp.h: Don't define bcopy.
4425 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4426 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4428 * config.gcc: Remove references to deleted files.
4430 14 xm-host.h remain, 1 xm-cpu.h.
4432 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4433 David S. Miller <davem@pierdol.cobaltmicro.com>
4434 Andrew MacLeod <amacleod@redhat.com>
4436 Use byte offsets in SUBREGs instead of words.
4438 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4439 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4440 to pass new argument.
4441 (add_stored_regs): Use subreg_regno_offset function.
4442 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4444 (precompute_arguments): Use gen_lowpart_SUBREG.
4445 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4446 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4447 (simplify_set): Rework to use SUBREG_BYTE.
4448 (expand_field_assignment): Use SUBREG_BYTE.
4449 (make_extraction): Use SUBREG_BYTE.
4450 (if_then_else_cond): Use SUBREG_BYTE.
4451 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4452 (gen_lowpart_for_combine): Compute full byte offset.
4453 * cse.c (mention_regs): Use SUBREG_BYTE.
4454 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4455 (canon_hash): Use SUBREG_BYTE.
4456 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4457 (gen_lowpart_if_possible): Formatting.
4458 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4460 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4461 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4462 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4463 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4464 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4465 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4466 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4467 certain invariants about SUBREGs the compiler creates.
4468 (gen_lowpart_SUBREG): New function.
4469 (subreg_hard_regno): New function to get the final register number.
4470 (gen_lowpart_common): Use SUBREG_BYTE.
4471 (gen_imagpart): Spacing nits.
4472 (subreg_realpart_p): Use SUBREG_BYTE.
4473 (gen_highpart): Use SUBREG_BYTE.
4474 (subreg_lowpart_p): Always compute endian corrected goal offset,
4475 even at the byte level, then compare against that.
4476 (constant_subword): New function, pulled out all constant cases
4477 from operand_subword and changed second argument name to offset.
4478 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4479 and call constant_subword to do the work. Return const0_rtx if
4480 looking for a word outside of OP.
4481 (operand_subword_force): Change second arg name to offset.
4482 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4483 (store_split_bit_field): Use SUBREG_BYTE.
4484 (extract_bit_field): Use SUBREG_BYTE.
4485 (extract_split_bit_field): Use SUBREG_BYTE.
4486 (expand_shift): Use SUBREG_BYTE.
4487 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4488 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4489 * flow.c (set_noop_p): Use SUBREG_BYTE.
4490 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4491 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4492 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4494 (optimize_bit_field): Use SUBREG_BYTE.
4495 (purge_addressof_1): Use SUBREG_BYTE.
4496 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4497 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4498 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4499 * gengenrtl.c (special_rtx): Add SUBREG.
4500 * global.c (mark_reg_store): Use SUBREG_BYTE.
4501 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4502 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4503 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4504 final byte offset is congruent to subreg's mode size.
4505 (subst_constants): Use SUBREG_BYTE.
4506 (mark_stores): Use subreg_regno_offset function.
4507 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
4508 function and SUBREG_BYTE.
4509 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
4510 (reg_is_born): Use subreg_hard_regno.
4511 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
4512 endian correction code. Don't combine subregs unless resulting
4513 offset aligns with type. Fix subreg constant extraction for DImode.
4514 Simplify SUBREG of VOIDmode CONST_DOUBLE.
4515 (general_operand): Remove dead mode_altering_drug code.
4516 (indirect_operand): Use SUBREG_BYTE.
4517 (constrain_operands): Use subreg_regno_offset function.
4518 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
4519 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
4520 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
4521 * regs.h (REG_SIZE): Allow target to override.
4522 (REGMODE_NATURAL_SIZE): New macro which target can override.
4523 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
4524 on the entire subreg rtx.
4525 (push_reload): Use SUBREG_BYTE in comments and code.
4526 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
4527 for hard registers inside subregs.
4528 (operands_match_p): Use subreg_regno_offset.
4529 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
4530 containing hard regs.
4531 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
4532 corrections when fixing up MEM subregs.
4533 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
4534 subreg_regno_offset where appropriate.
4535 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
4536 byte endian corrections when fixing up MEM subregs.
4537 (subst_reloads): When combining two subregs, make sure final
4538 offset is congruent to subreg's mode size.
4539 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
4540 (refers_to_regno_for_reload_p): Use subreg_regno.
4541 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
4542 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
4543 correction code for memory subreg fixups.
4544 (forget_old_reload_1): Use subreg_regno_offset.
4545 (choose_reload_regs): Use subreg_regno.
4546 (emit_input_reload_insns): Use SUBREG_BYTE.
4547 (reload_combine_note_store): Use subreg_regno_offset.
4548 (move2add_note_store): Use subreg_regno_offset.
4549 * resource.c (update_live_status, mark_referenced_resources): Use
4550 subreg_regno function.
4551 (mark_set_resources): Use subreg_regno function.
4552 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
4553 (subreg_regno_offset, subreg_regno): Define prototypes.
4554 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
4555 (gen_lowpart_SUBREG): Add prototype.
4556 * rtl.texi (subreg): Update to reflect new byte offset representation.
4557 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
4558 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
4559 (reg_overlap_mentioned_p): Use subreg_regno.
4560 (replace_regs); Make sure final offset of combined subreg is
4561 congruent to size of subreg's mode.
4562 (subreg_regno_offset): New function.
4563 (subreg_regno): New function.
4564 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
4565 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
4566 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
4567 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
4568 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
4569 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
4570 (a29k_get_reloaded_address): Use SUBREG_BYTE.
4571 (print_operand): Use SUBREG_BYTE.
4572 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
4573 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
4574 (arm_reload_out_hi): Use SUBREG_BYTE.
4575 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
4576 instead of SUBREG_WORD.
4577 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
4578 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
4579 SUBREG creation to use byte offset.
4580 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
4581 inverted load insns): Fix explicit rtl subregs to use byte
4583 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
4584 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
4585 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
4586 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
4587 to use byte offsets.
4588 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
4589 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
4590 offsets, also make sure it is congruent to SUBREG's mode size.
4591 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
4592 unnamed ldob insn): Generate SUBREGs with byte offset.
4593 (zero_extendqihi2): SUBREG's are byte offsets.
4594 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
4595 (m68hc11_gen_highpart): Use SUBREG_BYTE.
4596 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
4597 zero-extendqisi2): Generate SUBREGs with byte offset.
4598 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
4599 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
4600 subregs in rtl to use byte offsets.
4601 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
4602 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
4603 (mips_move_2words): Use subreg_regno_offset.
4604 (mips_secondary_reload_class): Use subreg_regno_offset.
4605 * config/mips/mips.md (DImode plus, minus, move, and logical op
4606 splits): Fixup explicit subregs in rtl to use byte offsets.
4607 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
4608 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
4609 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
4610 rtl to use byte offsets.
4611 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
4612 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
4613 subregs to use byte offsets.
4614 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
4615 Fixup explicit subregs in rtl to use byte offsets.
4616 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
4617 and remove byte endian correction code.
4618 * config/sh/sh.c (output_movedouble): Use subreg_regno.
4619 (gen_ashift_hi): Use SUBREG_BYTE.
4620 (regs_used): Use subreg_regno_offset.
4621 (machine_dependent_reorg): Use subreg_regno_offset.
4622 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
4623 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
4624 (movdf_i4): Subregs are byte offsets now.
4625 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
4626 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
4627 (REGMODE_NATURAL_SIZE): Override.
4628 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
4629 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
4631 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
4632 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
4633 extendqidi2): Generate SUBREGs with byte offsets, also make sure
4634 it is congruent to SUBREG's mode size.
4635 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
4637 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
4638 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
4639 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
4640 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
4641 * config/v850/v850.c (print_operand, output_move_double): Use
4642 subreg_regno function.
4644 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4646 * configure.in (target_subdir): Use target_alias, not target.
4647 * configure: Rebuilt.
4649 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4651 * config/sh/crti.asm: Fix typos in comments.
4653 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4655 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
4656 TARGET_FAST_INDIRECT_CALLS.
4657 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
4659 (return_addr_rtx): Short circuit export stub matching when
4660 TARGET_NO_SPACE_REGS.
4661 (output_millicode_call): For out of range calls, make -fPIC
4662 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
4663 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
4664 * pa.md: Modify length attr calculation of all millicode insns to
4667 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
4669 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
4670 Require at least 2.11 in the version test. Specifically check
4671 for and reject GAS version 2.10.90.
4672 * configure: regenerate.
4674 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4676 * pa.c (override_options): Remove PIC profiling warning.
4677 (hp_profile_labelno): Delete.
4678 (hp_profile_label_rtx): Delete.
4679 (hp_profile_label_name): Delete.
4680 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4681 (output_function_prologue): Remove profiling code and all tests on
4682 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4683 merge_sp_adjust_with_store can work for PIC and profiling.
4684 (hppa_expand_epilogue): Remove profile_flag test.
4685 (hppa_can_use_return_insn_p): Likewise.
4686 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4687 cater for PROFILE_HOOK.
4688 (hppa_profile_hook): New function.
4689 * pa.h (FUNCTION_PROFILER): Now does nothing.
4690 (PROFILE_HOOK): Define.
4691 (hppa_profile_hook): Declare.
4692 (PROFILE_BEFORE_PROLOGUE): Delete.
4693 (ASM_OUTPUT_REG_PUSH): Delete.
4694 (ASM_OUTPUT_REG_POP): Delete.
4695 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4696 r24. Accept function name operand, and use this and a locally
4697 generated label to calculate pc-rel offset to func start.
4699 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4701 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4702 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
4705 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4707 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4708 LO_SUM cases to where they belong.
4710 2001-04-02 Richard Henderson <rth@redhat.com>
4712 * except.h (lang_eh_type_covers): Mark extern.
4713 (lang_eh_runtime_type): Likewise.
4715 2001-04-02 Zack Weinberg <zackw@stanford.edu>
4717 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
4718 gengenrtl.c: Wrap generated header in multiple-include guard.
4719 Improve error checking.
4721 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4723 * configure.in: Don't check for putenv.
4724 * configure: Regenerate.
4725 * gcc.c (putenv): Don't define.
4726 * vax/xm-vms.h: Handle putenv.
4728 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4730 * ifcvt.c (noce_emit_move_insn): New.
4731 (noce_try_store_flag, noce_try_store_flag_constants,
4732 noce_try_store_flag_inc, noce_try_store_flag_mask,
4733 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
4734 noce_try_abs): Use it.
4735 (noce_process_if_block): Likewise.
4736 For STRICT_LOW_PART, take mode from its SUBREG.
4738 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4740 * fold-const.c (fold): Before optimizing unsigned comparison with
4741 0x7fffffffU, make sure arg0 is integral type.
4743 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4745 * c-tree.texi: Document representation of wide strings.
4747 2001-04-01 Richard Henderson <rth@redhat.com>
4749 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
4751 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
4753 * i386.md: remove obsoleted comments.
4754 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
4755 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
4756 fix output template.
4758 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4760 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
4762 2001-03-30 Bernd Schmidt <bernds@redhat.com>
4764 * loop.c (load_mems): When generating a load from a pseudo, update
4767 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4769 * i386.c (ix86_split_long_move): Use change address to compensate
4770 stack pointer change in push instruction.
4772 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4774 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
4775 instead of rtx_equal_p; fix the output template.
4777 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4779 * i386.c (ix86_expand_setcc): Support 64bit.
4780 (ix86_expand_int_movcc): Likewise.
4781 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
4784 * i386.md (allocate_stack_worker): Turn to expander.
4785 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
4787 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
4789 2001-03-29 Richard Henderson <rth@redhat.com>
4791 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
4793 2001-03-28 Matthew Hiller <hiller@redhat.com>
4795 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
4798 * MAINTAINERS: Added self.
4800 2001-03-28 Richard Henderson <rth@redhat.com>
4802 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
4803 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
4805 2001-03-28 Jim Wilson <wilson@redhat.com>
4807 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
4810 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4812 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
4814 * tradcif.y (yyerror): Likewise. Add format specifier in call to
4817 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
4819 2001-03-28 DJ Delorie <dj@redhat.com>
4821 * Makefile.in (stage1_build): Revert CFLAGS patch.
4823 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
4825 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
4826 when multiplier or multiplicand is zero.
4828 2001-03-28 Bernd Schmidt <bernds@redhat.com>
4830 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
4832 * config/ia64/ia64.c (update_set_flags): New function, broken out of
4834 (set_src_needs_barrier): Likewise.
4835 (rtx_needs_barrier): For SET case, use these two functions. Rework
4836 PARALLEL case to handle all inputs before all outputs.
4837 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
4838 saw a label and no stop bit since then.
4839 (maybe_rotate, process_epilogue): Add prototypes.
4841 2001-03-28 Richard Henderson <rth@redhat.com>
4843 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
4844 not TARGET_TOC for special toc restore handling.
4845 * config/rs6000/rs6000.md (eh_return): Likewise.
4847 2001-03-28 Richard Henderson <rth@redhat.com>
4849 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
4850 current_function_calls_eh_return.
4851 (output_function_epilogue): Handle eh_return.
4852 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
4853 (EH_RETURN_DATA_REGNO): New.
4854 (EH_RETURN_STACKADJ_RTX): New.
4855 (EH_RETURN_HANDLER_RTX): New.
4856 * config/sparc/sparc.md (call/short branch peepholes): Check
4857 can_throw_internal instead of in_same_eh_region.
4859 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
4860 for eh_return data registers.
4861 (rs6000_emit_prologue): Save eh_return data registers.
4862 (rs6000_emit_epilogue): Force inline restores if eh_return.
4863 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
4864 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
4865 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
4866 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
4867 the target uses one.
4868 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
4869 (return_eh_si, return_eh_di): Remove.
4870 (eh_return): New, from corpse of eh_epilogue.
4871 (eh_set_lr_si, eh_set_lr_di): New.
4873 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
4874 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
4875 True for pic register if current_function_calls_eh_return.
4876 (ix86_expand_epilogue): Change "emit_return" argument into "style".
4877 Handle eh_return requirements.
4878 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
4879 (EH_RETURN_STACKADJ_RTX): New.
4880 * config/i386/i386.md (exception_receiver): Remove.
4881 (eh_return, eh_return_1): New.
4882 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4884 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
4885 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
4886 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
4887 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
4888 (EH_RETURN_DATA_REGNO): New.
4889 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
4890 * config/alpha/alpha.md (eh_epilogue): Remove.
4891 (exception_receiver): Use $26 for ldgp input.
4892 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4894 2001-03-28 Richard Henderson <rth@redhat.com>
4896 * except.c: Rewrite entirely for IA-64 ABI exception handling.
4897 * except.h: Likewise.
4899 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
4900 (LIB2ADDEHDEP): New.
4901 (LIB2FUNCS_EH): Remove.
4902 (LIB2ADD): Remove LIB2ADDEH.
4903 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
4904 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
4905 (crt{begin,end}[S].o): Likewise.
4906 (except.o): Update includes.
4907 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
4908 (libgcc2_c_dep): Use LIB2ADDEHDEP.
4910 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
4911 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
4912 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
4913 * builtins.c (expand_builtin): Implement it.
4914 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
4915 * c-common.c (c_common_nodes_and_builtins): Declare it.
4916 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
4917 * calls.c (libfunc_nothrow): Remove.
4918 (emit_library_call_value_1): Don't call it.
4919 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
4920 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
4921 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
4922 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
4923 (current_funcdef_number): Globalize.
4924 (output_call_frame_info): Emit frame data if an lsda is needed.
4925 Generate augmentation for personality routine. Don't play with
4927 (dwarf2out_begin_prologue): Record funcdef_number.
4928 * dwarf2out.h (current_funcdef_number): Declare.
4929 * expr.c (expand_expr): Update for except.h name changes.
4930 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
4931 * expr.h (LTI_throw, LTI_rethrow): Remove.
4932 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
4933 (LTI_eh_rtime_match): Remove.
4934 (LTI_unwind_resume, LTI_eh_personality): Add.
4935 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
4936 * final.c (final): Don't call check_exception_handler_labels,
4937 init_insn_eh_region, or free_insn_eh_region.
4938 (final_scan_insn): Always emit debug labels for
4939 NOTE_INSN_EH_REGION notes.
4940 * flags.h (flag_new_exceptions): Remove.
4941 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
4942 (record_active_eh_regions): Remove.
4943 (count_basic_blocks): Check all instructions for REG_EH_REGION.
4944 Use can_throw_internal.
4945 (find_basic_blocks_1): Likewise.
4946 (move_stray_eh_region_notes): Remove.
4947 (find_label_refs): No eh_return_stub_label.
4948 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
4949 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
4951 (delete_unreachable_blocks): Don't track deleted handlers.
4952 (flow_delete_block): Use maybe_remove_eh_handler.
4953 (delete_eh_regions): Remove.
4954 (merge_blocks): Don't check for eh region match.
4955 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
4956 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
4957 (init_propagate_block_info): Disable dead frame store optimization
4958 when current_function_calls_eh_return.
4959 (dump_bb): Don't print eh_beg, eh_end.
4960 * function.c (fixup_var_refs): No catch_clauses.
4961 (expand_function_end): Likewise. Call expand_eh_return before
4962 the return register use. Call sjlj_emit_function_exit_after.
4963 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
4964 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
4965 * ifcvt.c (dead_or_predicable): Remove eh region check.
4966 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
4967 Don't check for EH vs parameters.
4968 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
4969 (expand_inline_function): Call duplicate_eh_regions.
4970 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
4971 (copy_insn_notes): Remap REG_EH_REGION notes.
4972 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
4973 * integrate.h (struct inline_remap): Add local_return_label.
4974 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
4975 check_exception_handler_labels, nor exception_optimize.
4976 (find_cross_jump): No EH region check.
4977 * optabs.c (init_optabs): Update for changed eh libfuncs.
4978 * rtl.def (RESX): New.
4979 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
4980 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
4981 checks. Update for except.h name changes.
4982 (expand_cleanups): Likewise.
4983 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
4984 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
4985 (compile_file): Call init_eh before init_optabs. Don't
4986 output_exception_table here.
4987 (rest_of_compilation): Call convert_from_eh_region_ranges,
4988 convert_to_eh_region_ranges, output_function_exception_table.
4989 Don't emit_eh_context.
4990 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
4991 (EXC_PTR_EXPR): New.
4993 * md.texi (eh_epilogue): Remove.
4994 (eh_return): Document.
4995 * tm.texi (EH_RETURN_DATA_REGNO): Document.
4996 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
4998 * eh-common.h: Remove file.
4999 * frame-dwarf2.c, frame.c, frame.h: Remove files.
5000 * libgcc2.c (L_eh): Remove.
5002 * unwind-dw2-fde.c: New file, largely copied from frame.c.
5003 * unwind-dw2-fde.h: New file.
5004 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
5005 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
5006 * libgcc-std.ver: Update for eh symbols.
5008 2001-03-27 Richard Henderson <rth@redhat.com>
5010 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
5011 reduce false positives.
5012 (regmove_optimize): Disable if flag_non_call_exceptions.
5014 * stmt.c (expand_return): Remove always true predicate.
5015 (expand_decl_cleanup_no_eh): Remove dead code.
5017 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
5018 barrier code. Add a scheduling barrier if a non-call insn
5019 can throw internally.
5021 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
5022 Auto-inc addresses trap only if their base register does.
5024 * except.c (can_throw_internal): Rename from can_throw.
5025 * except.h, resource.c: Update references.
5027 * integrate.c (copy_insn_list): Use returnjump_p.
5028 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
5030 * function.h (struct function): Move all boolean valued fields
5031 to single bit fields at the end of the struct.
5033 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
5035 Rename asynchronous_exceptions to flag_non_call_exceptions.
5037 * gthr-single.h (UNUSED): New. Distinguish between how C
5038 and C++ mark unused function arguments. Use throughout.
5040 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
5041 value to target configuration header.
5042 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
5043 * config.in, configure: Rebuild.
5044 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
5045 configuration and target defines.
5046 (exceptions_via_longjmp): Remove.
5047 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
5048 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
5050 * except.h (flag_non_call_exceptions): Move ...
5051 * flags.h: ... here.
5053 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
5054 exceptions, put the note on the trapping instruction.
5056 * flags.h (flag_new_exceptions): Remove.
5057 * toplev.c: Don't set it.
5058 * final.c: Don't check it.
5059 * except.c: Provide stub definition.
5061 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
5062 (calculate_global_regs_live): Kill call-clobbered registers
5063 across exception edges.
5064 * reg-stack.c (convert_regs_1): Kill the entire target stack
5065 across non-call exception edges.
5067 * flow.c (cleanup_cfg): Take no argument.
5068 * output.h, sibcall.c, toplev.c: Update all calls.
5070 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5072 * configure.in: Don't check for bcopy.
5073 * configure, config.in: Regenerate.
5075 * system.h: Don't define or prototype bcopy, instead poison it.
5077 2001-03-27 Richard Henderson <rth@redhat.com>
5079 * function.c (expand_function_start): Set DECL_REGISTER on
5080 a pseudo used for DECL_RESULT.
5082 * rtl.h (LCT_NORETURN): New.
5083 * calls.c (emit_library_call_value_1): Handle it.
5085 2001-03-27 Stan Shebs <shebs@apple.com>
5087 * objc/objc-act.c (objc_init): Use dump_base_name.
5088 (gen_declaration): Clear the buffer arg.
5089 (gen_declaration_1): New function, body of gen_declaration.
5090 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
5091 (gen_method_decl): Ditto, plus always clear buffer arg.
5092 (error_with_ivar): Simplify.
5093 (warn_with_method): Ditto.
5094 (build_message_expr): Don't clear buffers.
5095 (dump_interface): Ditto.
5096 (objc_debug): Ditto.
5097 (build_keyword_selector): Clear the buffer by only zeroing
5099 (objc_implementation_context): Declare.
5100 (start_class): Warn about missing @end.
5101 (finish_objc): Ditto.
5103 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5105 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
5107 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5109 * Makefile.in (SYSTEM_H): Define.
5110 Depend on $(SYSTEM_H), not system.h.
5112 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
5114 2001-03-27 Jim Wilson <wilson@redhat.com>
5116 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
5118 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
5119 (process_epilogue): New static function.
5120 (process_set): Call process_epilogue instead of emitting .restore
5122 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
5124 * flow.c (struct reg_cond_life_info): New fields orig_condition
5126 (init_propagate_block_info): Set new fields.
5127 (mark_regno_cond_dead): Set and use new fields.
5128 (flush_reg_cond_reg_1): Likewise.
5129 (and_reg_cond, case AND): Check for redundant AND conditions.
5130 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
5133 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5135 * cppmacro.c (stringify_arg): Null terminate strings.
5137 2001-03-27 Zack Weinberg <zackw@stanford.edu>
5139 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
5140 inclusion style. xm-m68hc11.h no longer exists.
5141 * config/m68hc11/xm-m68hc11.h: Delete file.
5142 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
5144 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
5145 Don't define GCC_VERSION, N_, or PARAMS; don't include
5146 gansidecl.h or stdio.h. Define inhibit_libc here.
5147 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5148 Delete code conditioned on #if GCC_VERSION == 2095.
5150 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
5151 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5152 Delete code conditioned on #if GCC_VERSION == 2095.
5154 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5156 * system.h: Include symcat.h.
5157 (STRINGIFY): Don't define.
5159 * configure.in: Adjust comment.
5161 * builtins.c: Use STRINGX, not STRINGIFY.
5162 * gencheck.c: Likewise.
5163 * gengenrtl.c: Likewise.
5164 * protoize.c: Likewise.
5166 * cpplex.c: Don't include symcat.h.
5167 * cpplib.c: Likewise.
5169 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5171 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5173 * c-typeck.c (digest_init): Fold init expression.
5175 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5177 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5179 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5181 * except.c (eh_regs): Save results of build_pointer_type to a temp
5182 as FUNCTION_VALUE macro may evaluate its args multiple times.
5184 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5186 * c-common.h (DECL_NUM_STMTS): New macro.
5187 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5189 (pushdecl): Likewise.
5190 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5191 * integrate.c (expand_inline_function): Don't check
5193 * print-tree.c (print_node): Don't print it.
5194 * toplev.c (rest_of_compilation): Don't try to inline when
5195 flag_no_inline is on.
5196 * tree.h (DECL_FRAME_SIZE): Remove.
5197 (tree_decl): Adjust accordingly.
5199 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5201 * combine.c (try_combine): Use memcpy, not bcopy.
5203 * genattrtab.c (expand_units): Likewise.
5205 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5207 * i386.md (push mem DI peep2): New.
5208 (mov 0, mov -1 peep2): Handle 64bit.
5209 (lea to arithmetics peep2): Handle 64bit leas.
5210 (rsp arithmetics to push/pop peep2s): New.
5212 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5214 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5216 * i386.c (struct machine_function): Add save_varrargs_registers.
5217 (ix86_save_varrargs_registers): New macro.
5218 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
5219 (ix86_expand_prologue): Likewise.
5220 (ix86_emit_epilogue_esp_adjustement): Likewise.
5221 (ix86_expand_epilogue): Likewise.
5222 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
5223 (pro_epilogue_adjust_stack_1): New insn.
5224 (pro_epilogue_adjust_stack_rex64): Likewise.
5225 * i386.h (MASK_NO_RED_ZONE): New constant.
5226 (TARGET_RED_ZONE): New macro.
5227 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
5228 (RED_ZONE_SIZE): New constant.
5229 (RED_ZONE_RESERVE): New constant.
5231 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5233 * toplev.c (set_float_handler): Use memcpy, not bcopy.
5235 2001-03-25 Kazu Hirata <kazu@hxi.com>
5237 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5240 (umodhi3): Likewise.
5243 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5245 * mkconfig.sh (DEFINES): Handle entries with '='.
5247 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
5248 Set xm_defines to MACRO=value instead.
5250 * i370/xm-mvs.h: Delete.
5252 * ns32k/xm-pc532-min.h: Likewise.
5254 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5256 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
5258 use ix86_expand_binary_operator
5259 (?sh??i_?): Disable for 64bit.
5260 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
5261 * i386.c (shiftdi_operand): New predicate.
5263 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
5264 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
5265 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
5266 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
5267 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
5268 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
5269 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
5270 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
5271 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
5272 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
5273 (rotldi3, rotrdi3): New expanders.
5275 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5277 * i386.md (movstrsi): Move offline.
5279 (strmovdi_rex64): New.
5280 (strmov?i): Accept 64bit.
5281 (strmov?i_rex64): New.
5282 (strmov?i_rex_1): New.
5283 (strmov?i_1): Disable for 64bit.
5284 (rep_mov?i_rex64): New.
5285 (rep_mov?i): Disable for 64bit.
5286 (clrstrsi): Move offline.
5287 (strset?i_rex64): New.
5288 (strset?i: Accept 64bit.
5289 (rep_stos?i): Disable for 64bit.
5290 (rep_stos?i_rex64): New.
5291 (strset?i_rex_1): New.
5292 (strset?i_1): Disable for 64bit.
5293 (cmpstrsi): Accept 64bit.
5294 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
5295 (cmpstrqi_nz_rex_1): New.
5296 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
5297 (strlensi): Move offline.
5299 (strlenqi_1): Disable for 64bit; fix constraints.
5300 (strlenqi_rex_1): New.
5301 * i386.c (ix86_adjust_counter): New static function.
5302 (ix86_zero_extend_to_Pmode): Likewise.
5303 (ix86_expand_aligntest): Likweise.
5304 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
5305 (ix86_expand_movstr): New global function.
5306 (ix86_expand_clrstr): New global function.
5307 (ix86_expand_strlen): New global function.
5308 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
5309 ix86_expand_strlen): Declare.
5310 (ix86_expand_strlensi_unroll_1): Delete.
5312 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
5314 * i386.md (cmpdi): Fix operand predicates.
5315 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
5316 cmpdi_1_insn_rex64): New patterns.
5317 (adddi3): Turn to expander.
5318 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
5319 (addsi3_carry_zext): New pattern.
5320 (adddi_?_rex64): New patterns and splitters.
5321 (addsi_?_zext): New patterns.
5322 (subsi3_carry_zext): New pattern.
5323 (subdi_?_rex64): New patterns and splitters.
5324 (iorsi_?_zext): New patterns.
5325 (iordi_?_rex64): New patterns and splitters.
5326 (iorsi_?_zext): New patterns.
5327 (iorsi_?_zext_imm): New patterns.
5328 (xorsi_?_zext): New patterns.
5329 (xordi_?_rex64): New patterns and splitters.
5330 (xorsi_?_zext): New patterns.
5331 (negdi*): New patterns.
5332 (one_cmpldi*): Likewise.
5333 (one_cmplsi*_zext, negsi*_zext): Likewise.
5334 (testqi_ext_3_rex64): New pattern.
5336 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
5338 * i386-protos.h (ix86_split_long_move): Return void.
5339 * i386.c (ix86_split_to_parts): Handle 64bit target.
5340 (ix86_split_long_move): Likewise.
5341 * i386.md (all calls to ix86_split_long_move): Update.
5343 2001-03-23 Richard Henderson <rth@redhat.com>
5345 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
5346 to avoid shadowing arguments.
5348 2001-03-23 Jakub Jelinek <jakub@redhat.com>
5350 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
5351 to variable names where DECL_NAME is different from
5352 DECL_ASSEMBLER_NAME.
5354 2001-03-23 Jim Wilson <wilson@redhat.com>
5356 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
5357 (assemble_alias): Call make_decl_rtl.
5359 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
5361 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
5363 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5365 * extend.texi: Document the "java_interface" attribute.
5367 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5369 * mkconfig.sh: Use a subshell with redirected stdout,
5370 instead of closing stdout and confusing commands that run
5371 afterward. Throw away output of cmp.
5373 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5375 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5377 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5379 * i386.md (zero_extendsidi2_32): Break out from ...
5380 (zero_extendsidi2): ... here ; turn to expander.
5381 (zero_extendsidi2_rex64): New.
5382 (extendsidi2_32): Break out from ...
5383 (extendsidi2): ... here ; turn to expander.
5384 (extendsidi2_rex64): New.
5385 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5386 (trunc?f?f splitters): Add 64bit versions.
5388 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5390 * i386.md (pushsi, pushsi2_prologue): Disable.
5391 (pushsi2_rex64): New.
5392 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5393 (movqi_ext_1): Disable for 64bit.
5394 (movqi_ext_1_rex64): New.
5395 (pushdi2_rex64): New pattern, peep2s and splitter.
5396 (pushdi2_prologue_rex64): New pattern.
5397 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5399 (movdi splitters): Disable for 64bit.
5400 (movdi_1_rex64): New pattern, peep2s and splitters.
5401 (swapdi): New pattern.
5402 (pushsf): Disable for 64bit.
5403 (pushsf_rex64): New pattern and splitter.
5404 (pushdf_nointeger): Disable for 64bit.
5405 (pushdf_integer): Handle the 64bit case.
5406 (pushtf): Likewise; update splitters.
5408 2001-03-22 Richard Henderson <rth@redhat.com>
5410 * mkconfig.sh: Include insn-flags.h.
5411 * Makefile.in (CONFIG_H): Include insn-flags.h.
5412 (lots of objects): Remove insn-codes.h and insn-flags.h.
5414 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5415 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5416 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5417 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5418 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5419 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5420 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5421 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5422 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5423 v850/v850.c, vax/vax.c:
5424 Don't include insn-flags.h.
5426 * diagnostic.c, expr.h, reload.c, toplev.c:
5427 Don't include insn-codes.h.
5429 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5430 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5431 c4x/c4x.c, i960/i960.c, mips/mips.c:
5432 Don't include insn-codes.h or insn-flags.h.
5434 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5435 or insn-flags.h in the generated code.
5436 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5437 (main): Forward declare struct rtx_def.
5439 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5441 * invoke.texi (-ffast-math): Remove duplicate line about
5444 * gcc.texi: Remove more obsolete documentation of bugs and
5445 installation problems.
5447 2001-03-21 Kazu Hirata <kazu@hxi.com>
5449 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5452 2001-03-20 Jason Merrill <jason@redhat.com>
5454 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5456 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5457 * varasm.c (CHKR_PREFIX): Likewise.
5459 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5461 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5462 is part of a multi-SET insn.
5464 * cse.c (find_comparison_args): Remove previous change.
5465 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5468 * config/i386/i386.md (conditional_trap): Remove warning.
5470 * recog.c (push_operand): Fix error in last change that caused
5471 undefined symbol on many targets.
5473 * sdbout.c: #include ggc.h.
5474 (sdbout_init): Move to end of file.
5475 Call ggc_add_tree_root for anonymous_types.
5476 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5477 (sdbout_one_type): Use DECL_NAME for field name.
5478 * Makefile.in (sdbout.o): Show includes ggc.h.
5480 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5482 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5483 (override_options): Use properlimits for preferred_stack_boundary.
5484 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5486 (ext_register_operand): Accept DImode.
5487 (load_pic_register): Abort on 64bit.
5488 (gen_push): Use Pmode instead of SImode.
5489 (ix86_save_reg): Pic reg is never used on 64bit.
5490 (ix86_expand_prologue): Likewise.
5491 (ix86_emit_save_regs): Use Pmode instead of SImode.
5492 (legitimate_address_p): Check displacement for 64bit.
5493 (print_operand): Avoid outputting of (%rip) on 64bit.
5494 (print_operand_address): Output (%rip) where possible.
5495 (split_di): Abort on 64bit registers.
5496 (ix86_expand_branch): DImode comparison is simple for x86_64.
5497 (memory_address_length): Recognize memory addresses formed using
5499 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5501 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5503 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5505 * recog.c (push_operand): Recognize new format of push instructions.
5507 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
5509 * i386.md (pushqi1): New.
5510 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
5511 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5512 x86_64_immediate_operand, x86_64_immediate_operand,
5513 x86_64_zext_immediate_operand): Declare.
5514 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
5515 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5516 x86_64_immediate_operand, x86_64_immediate_operand,
5517 x86_64_zext_immediate_operand): define.
5518 * i386.h (PREDICATE_CODES): Add new predicates.
5520 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
5522 * i386.md (pophi1, popqi1, pushqi1): Remove.
5524 * expr.c (emit_single_push_insn): New function.
5525 (move_by_pieces): Accept NULL as destination for push instructions.
5526 (gen_push_operand): Kill.
5527 (emit_push_insn): Pass NULL when pushing; avoid updating of
5528 stack_pointer_delta.
5529 * expr.h (gen_push_operand): Kill.
5531 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5533 * rtl.texi (COMPARE): Clarify documentation and reference section
5536 2001-03-20 Stan Shebs <shebs@apple.com>
5538 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
5539 (get_object_reference): Ditto.
5540 (error_with_ivar): Use error_with_file_and_line.
5541 (warn_with_method): Use warning_with_file_and_line.
5543 2001-03-20 Tom Tromey <tromey@redhat.com>
5545 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5547 2001-03-20 Mark Mitchell <mark@codesourcery.com>
5549 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
5550 variables that are TREE_PUBLIC, even if not TREE_STATIC.
5552 2001-03-20 DJ Delorie <dj@redhat.com>
5554 * Makefile.in (install-libgcc): Pass complete list of variables.
5555 (install-multilib): Ditto.
5557 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5559 * config/i386/cygwin.h: Declare ctor_section, dtor_section
5560 drectve_section, switch_to_section.
5562 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
5563 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
5564 i386_pe_mark_dllimport.
5566 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5568 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
5569 functions i386_pe_*.
5571 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
5572 i386_pe_* functions with char * arguments.
5574 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
5576 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
5578 (movsi_ie): Introduce fpul store.
5580 2001-03-20 Alan Modra <alan@linuxcare.com.au>
5582 * Makefile.in (OBJS): Remove hashtab.o.
5584 2001-03-19 Stan Shebs <shebs@apple.com>
5586 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
5587 * c-lang.c (maybe_objc_method_name): Ditto.
5588 * c-tree.h (maybe_objc_method_name): Remove decl.
5590 2001-03-19 Tom Tromey <tromey@redhat.com>
5592 * gcc.c (init_gcc_specs): Fix comment.
5594 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5596 Compute DECL_ASSEMBLER_NAME lazily.
5597 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
5598 (DECL_ASSEMBLER_NAME_SET_P): New macro.
5599 (SET_DECL_ASSEMBLER_NAME): Likewise.
5600 (COPY_DECL_ASSEMBLER_NAME): Likewise.
5601 (set_decl_assembler_name): Declare.
5602 (lang_set_decl_assembler_name): Likewise.
5603 * tree.c (lang_set_decl_assembler_name): New variab.e
5604 (set_decl_assembler_name): New function.
5605 (init_obstacks): Set lang_set_decl_assembler_name.
5606 (build_decl): Don't set DECL_ASSEMBLER_NAME.
5607 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
5608 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
5609 where it's not necessary.
5610 (builtin_function): Likewise.
5611 (finish_decl): Likewise.
5612 * dbxout.c (dbxout_type_methods): Likewise.
5613 * ggc-common.c (ggc_mark_trees): Likewise.
5614 * profile.c (output_func_start_profiler): Likewise.
5615 * varasm.c (make_decl_rtl): Likewise.
5617 * cse.c (find_comparison_args): Update documentation. Fix
5618 mishandling of COMPARE operations.
5620 * tree.def (ABS_EXPR): Add documentation.
5621 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5623 2001-03-19 Zack Weinberg <zackw@stanford.edu>
5625 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
5627 2001-03-19 Jakub Jelinek <jakub@redhat.com>
5629 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5630 Remove ia32 linux PIC kludge and move it...
5631 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5633 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
5635 * i386.md (absdf2 expander): Fix 64bit case.
5637 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
5639 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5641 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5643 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5645 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5647 * README.X11: Remove obsolete file.
5649 2001-03-18 Anthony Green <green@redhat.com>
5651 * config/pj/pj.h: Remove some trailing commas.
5652 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5654 2001-03-18 Richard Henderson <rth@redhat.com>
5656 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
5657 * calls.c: ... here.
5658 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
5659 defaults for them here.
5661 2001-03-17 Anthony Green <green@redhat.com>
5663 * config/pj/lib1funcs.S: Fix broken comment.
5664 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5667 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5669 * gcc.texi: Remove obsolete information relating to build and
5670 installation problems with enquire or the Pyramid C compiler.
5672 2001-03-17 Richard Henderson <rth@redhat.com>
5674 * dwarf2out.c (queue_reg_save): New.
5675 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
5676 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5678 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5679 (cfa, cfa_store, cfa_temp): Make static.
5680 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5682 2001-03-17 Richard Henderson <rth@redhat.com>
5684 * integrate.h (struct inline_remap): Add local_return_label.
5685 * integrate.c (expand_inline_function): Initialize it and emit
5686 it after copy_insn_notes.
5687 (copy_insn_list): Don't store local_return_label here.
5688 (copy_insn_notes): New function split out from copy_insn_list.
5690 2001-03-17 Richard Henderson <rth@redhat.com>
5692 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5693 is generating .debug_line.
5694 (dwarf2out_init): Add main_input_filename to the file table first.
5695 * configure.in (as_dwarf2_debug_line): Test with file number 1
5696 instead of file number 0.
5698 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5700 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5701 (gen_rtx_combine): Deleted; all references changed as appropriate.
5702 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
5704 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
5706 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5708 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5711 2001-03-16 Jim Wilson <wilson@redhat.com>
5713 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5714 then set it to LOC_REG (79) instead of aborting.
5716 2001-03-16 Phil Edwards <pme@sources.redhat.com>
5718 * gccbug.in: Remove high priority.
5720 2001-03-16 Richard Henerson <rth@redhat.com>
5722 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
5723 output with a space instead of deleting it.
5724 * configure: Regenerate.
5726 2001-03-16 Zack Weinberg <zackw@stanford.edu>
5728 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
5729 handles the gory details of converting an object file into
5730 something that's safe to grep.
5731 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
5732 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
5733 newlines at either end of the string we're looking for.
5734 Make 'checking ...' message less stilted.
5735 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
5736 ARM in-memory layout and its hypothetical converse. Don't
5737 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
5738 HOST_WORDS_BIG_ENDIAN.
5740 * configure.in: Adjust for renamed macro. Move
5741 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
5742 * configure, config.in: Regenerate.
5744 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5746 * fixinc/Makefile.in: Set SHELL.
5748 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5750 * fixinc/fixincl.c (fix_with_system): Quote file names before
5751 passing them to shell.
5753 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5755 * Makefile.in: Use fix-header$(build_exeext) instead
5758 2001-03-16 Richard Henderson <rth@redhat.com>
5760 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
5761 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
5762 (size_of_line_prolog): Remove.
5763 (output_line_info): Compute prologue size via label difference.
5764 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
5766 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
5767 assembler error when redefining file numbers.
5768 * config.in, configure: Rebuild.
5770 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
5771 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
5772 (dw2_asm_output_delta_uleb128): Likewise.
5773 (dw2_asm_output_delta_sleb128): Similarly.
5774 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
5776 2001-03-16 Michael Meissner <meissner@redhat.com>
5778 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
5780 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
5782 (BITMASK_LOWER16): Replacement for 0x0000ffff.
5784 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
5785 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
5786 being unsigned in ISO C and signed in traditional.
5787 (expand_prologue): Ditto.
5788 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
5790 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
5792 (divsi3,divdi3): Ditto.
5793 (modsi3,moddi3): Ditto.
5794 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
5795 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
5796 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
5799 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
5801 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
5802 SSE based conditional moves on LTGT/UNEQ conditions;
5803 Canonicalize EQ to NE.
5804 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
5805 (sse_mov?fcc_ne): New.
5807 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
5809 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5811 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
5812 register may be dead.
5814 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
5816 * Makefile.in (hash.o): Depend on CONFIG_H.
5818 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5820 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
5822 2001-03-15 Richard Henderson <rth@redhat.com>
5824 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
5825 (ASM_OUTPUT_DWARF_PCREL): New.
5826 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
5828 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5830 * cppfiles.c (stack_include_file): Use MAX of sysp.
5832 2001-03-15 Steve Ellcey <sje@cup.hp.com>
5834 * config.gcc (ia64*-*-hpux*): New case.
5835 * config/ia64/hpux.h: New file for HP-UX support.
5836 * config/ia64/t-hpux: New file for HP-UX support.
5838 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
5840 * fixinc/inclhack.def (irix_stdio_va_list): New.
5841 * fixinc/fixincl.x: Rebuilt.
5843 2001-03-15 Richard Henderson <rth@redhat.com>
5845 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
5846 if provided by the target.
5847 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
5848 (dw2_asm_output_addr): New.
5849 * dwarf2asm.h (dw2_asm_output_addr): Declare.
5850 * dwarf2out.c (output_cfi): Use it for program addresses.
5851 (output_call_frame_info, output_die): Likewise.
5852 (output_aranges, output_line_info): Likewise.
5854 2001-03-15 Bruce Korb <bkorb@gnu.org>
5856 * gcc.c(main): make more rigorous
5857 * collect2.c(main): guard against ignoring SIGCHLD
5858 * protoize.c(main): ditto
5859 * gcc/fixinc/fixincl.c(initialize): ditto
5861 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5863 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
5864 (sdbout_parms): Likewise.
5866 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
5868 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
5869 "widen" a destination that is already wider than a word. Also do
5870 not widen if LOAD_EXTEND_OP is NIL for the given mode.
5872 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5874 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
5876 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
5878 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
5880 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
5882 * i960.h (i960_maxbitalignment,
5883 i960_last_maxbitalignment): Declare.
5884 * i960.c (i960_maxbitalignment,
5885 i960_last_maxbitalignment): Make global.
5886 (process_pragma): Delete.
5887 (i960_pr_align, i960_pr_noalign): Move from here ...
5888 * i960-c.c: ... to this new file.
5889 * t-960bare (i960-c.o): New rule.
5890 * t-vxworks960 (i960-c.o): Likewise.
5891 * config.gcc (i960-*-*): Define c_target_objs and
5894 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5896 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
5897 without adding in rtx code and mode.
5899 * alias.c (init_alias_analysis): Don't use any rtx whose value
5900 varies as a known value.
5901 Delete a superfluous test.
5903 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
5905 (ia64_sched_reorder): Call maybe_rotate; also rotate after
5906 scheduling a stop bit.
5907 (ia64_emit_nops): Correctly handle ASMs.
5909 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5911 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
5913 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
5915 * cpp.texi: Update documentation for -include and -imacros.
5916 * cppfiles.c (struct include_file): Remove "defined" memeber.
5917 (find_or_create_entry): Make a copy of the file name, and
5919 (open_file): Update to ensure we use the simplified filename.
5920 (stack_include_file): Don't set search_from.
5921 (cpp_included): Don't simplify the path name here.
5922 (find_include_file): New prototype. Call search_from to
5923 get the start of the "" include chain. Don't simplify the
5925 (_cpp_execute_include): New prototype. Move diagnostics to
5926 do_include_common. Update.
5927 (_cpp_pop_file_buffer): Don't set defined.
5928 (search_from): New prototype. Use the preprocessor's cwd
5929 for files included from the command line.
5930 (read_name_map): Don't simplify the pathname here.
5931 * cpphash.h (enum include_type): New.
5932 (struct buffer): Delete search from. New search_cached.
5933 (_cpp_execute_include): Update prototype.
5934 * cppinit.c (do_includes): Use _cpp_execute_include.
5935 * cpplib.c (do_include_common): New function.
5936 (do_include, do_include_next, do_import): Use it.
5938 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5940 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
5941 contents of the RTL, to determine the name of the object.
5943 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5945 * tree.h (DECL_RTL): Allocate RTL lazily.
5946 (SET_DECL_RTL): New macro.
5947 (DECL_RTL_SET_P): Likewise.
5948 (COPY_DECL_RTL): Likewise.
5949 (DECL_RTL_IF_SET): Likewise.
5950 * varasm.c (make_decl_rtl): Add assertions about the kind of
5951 declaration we are processing.
5952 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
5953 (start_decl): Likewise.
5954 (finish_decl): Likewise.
5955 * c-semantics.c (emit_local_var): Likewise.
5956 * calls.c (expand_call): Likewise.
5957 * dbxout.c (dbxout_symbol): Likewise.
5958 * emit-rtl.c (unshare_all_rtl): Likewise.
5959 (unshare_all_decls): Likewise.
5960 (reset_used_decls): Likewise.
5961 * expr.c (store_constructor): Likewise.
5962 (safe_from_p): Likewise.
5963 (expand_expr): Likewise.
5964 * function.c (put_var_into_stack): Likewise.
5965 (instantiate_decls_1): Likewise.
5966 (assign_parms): Likewise.
5967 (expand_function_start): Likewise.
5968 (expand_function_end): Likewise.
5969 * ggc-common.c (gcc_mark_trees): Likewise.
5970 * integrate.c (function_cannot_inline_p): Likewise.
5971 (copy_decl_for_inlining): Likewise.
5972 (expand_inline_function): Likewise.
5973 (integrate_parm_decls): Likewise.
5974 (integrate_decl_tree): Likewise.
5975 * print-tree.c (print_node): Likewise.
5976 * reg-stack.c (stack_result): Likewise.
5977 * stmt.c (label_rtx): Likewise.
5978 (expand_return): Likewise.
5979 (expand_decl): Likewise.
5980 (expand_decl_cleanup): Likewise.
5981 (expand_anon_union_decl): Likewise.
5982 * toplev.c (check_global_declarations): Likewise.
5983 (rest_of_decl_compilation): Likewise.
5984 * tree.c (simple_cst_equal): Likewise.
5985 * objc/objc-act.c (generate_static_references): Likewise.
5987 2001-03-14 Zack Weinberg <zackw@stanford.edu>
5989 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
5990 gcc_AC_C_FLOAT_FORMAT): New macros.
5991 * configure.in: Add AC_PROG_CPP after CC tests;
5992 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
5993 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
5994 * configure, config.in: Regenerate.
5996 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
5997 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
5998 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5999 config/i370/xm-linux.h, config/i370/xm-oe.h,
6000 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6001 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
6002 config/pa/xm-linux.h, config/pa/xm-pa.h,
6003 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
6004 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
6005 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
6006 config/we32k/xm-we32k.h: Delete.
6008 * config/i370/xm-mvs.h, config/m88k/m88k.h,
6009 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6010 config/vax/xm-vms.h: Don't define any of:
6011 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
6013 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
6015 * config.gcc: Remove references to deleted files.
6016 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
6017 FATAL_EXIT_CODE, which is the same between oe and mvs).
6019 2001-03-14 DJ Delorie <dj@redhat.com>
6020 Vladimir Makarov <vmakarov@redhat.com>
6022 * config/i960/i960.c (i960_function_prologue): Compute size of
6023 frame according to number of registers actually saved there.
6025 2001-03-14 Richard Henderson <rth@redhat.com>
6027 * expr.c (emit_move_insn_1): Fix else if around #endif.
6029 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
6032 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
6035 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
6037 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
6038 (override_options): Parse cmodel string.
6039 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
6040 * i386.h (TARGET_OPTIONS): Add "cmodel".
6041 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
6043 (ix86_cmodel_string, ix86_cmodel): Declare.
6045 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
6048 * i386.h (GENERAL_REG_P): Add missing REG_P.
6050 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
6052 * configure.in: Use $gcc_cv_as instead of $as.
6053 * configure: Regenerated.
6055 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
6057 * cppfiles.c (stack_include_file): Only increase the include
6058 count if we actually process the file properly, as opposed
6059 to treating it as length zero. Only call read_include_file
6060 if not DO_NOT_REREAD. Handle the -H include file output
6062 (read_include_file): Remove now redundant DO_NOT_REREAD check.
6063 (cpp_included, find_include_file): Simplify pathnames after
6064 remapping them. If remapping, don't use the remapped file
6065 name's buffer as our scratch buffer.
6066 (cpp_pop_file_buffer): Replace the multiple include macro
6067 only if it isn't yet set.
6068 (read_name_map): Simplify remapped names when reading in.
6069 (remap_filename): Move code to code path that uses it.
6070 (_cpp_simplify_pathname): Return the input pointer.
6071 * cpphash.h (_cpp_simplify_pathname): Update prototype.
6073 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6075 * expr.c (expand_expr): Revove bogus conditional.
6077 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
6079 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
6081 2001-03-14 Jakub Jelinek <jakub@redhat.com>
6083 * reg-stack.c (stack_result): Unconditionally use
6084 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
6086 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
6088 * expr.c (emit_move_insn_1): Split push of complex value when
6089 no suitable push instruction exist.
6091 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
6092 instead of QI_REG_P.
6094 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6096 * alias.c (handled_component_p, can_address_p): New functions.
6097 (get_alias_set): Use them.
6099 2001-03-13 Jim Wilson <wilson@redhat.com>
6101 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
6102 from 80 in try_locals code.
6103 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
6105 2001-03-13 Zack Weinberg <zackw@stanford.edu>
6107 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
6108 gcc_AC_C_LONG_LONG): New.
6109 * configure.in: Use them. Probe the size of short, int, long,
6110 and long long/__int64 if we have them. Move all the AC_C_*
6111 checks together, except gcc_AC_C_CHAR_BIT which has to go
6112 after AC_CHECK_HEADERS(limits.h).
6113 Take hwint.h out of host_xm_file and build_xm_file.
6115 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
6116 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
6117 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
6118 Move the HOST_WIDEST_INT setup logic here from system.h.
6119 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
6121 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
6122 is now handled by hwint.h.
6124 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
6125 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
6126 config/ia64/xm-ia64.h: Don't define any of:
6127 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
6128 HOST_BITS_PER_LONGLONG.
6130 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
6131 config/h8300/xm-h8300.h, config/mips/iris6.h,
6132 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
6133 config/sparc/xm-sp64.h: Delete.
6134 * config.gcc: Remove references to deleted files.
6136 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
6137 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
6138 * config/i370/xm-linux.h: Clarify floating-point situation in
6141 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
6143 * cppfiles.c (NO_INCLUDE_PATH): New macro.
6144 (find_include_file): Decide here which part of the include
6145 chain to start the search. Complain about an empty include
6146 chain in all cases apart from an abolsute file name.
6147 (_cpp_execute_include): Don't choose the search chain here.
6148 Don't call handle_missing_include in the case of an empty
6150 (_cpp_compare_file_date): Don't choose the search chain here.
6151 * cpplib.c (do_include_next): Move the in-main-file diagnostic
6152 here from _cpp_execute_include. Behave like #include if
6153 we're in the main file.
6155 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6157 * system.h (malloc, realloc, calloc, strdup): Only poison these
6158 tokens when IN_GCC is defined.
6160 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
6162 * i386.md (abs?f expander): Support SSE case.
6163 (abd?f_if): Add new "USE"; add splitters.
6165 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6167 * cpp.texi (poison): Explain the macro expansion exception.
6169 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6171 * expr.c (store_expr): Add dont_store_target. If temp is already in
6172 target before copying to reg, don't store it into target again.
6174 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6176 * cppinternals.texi: Update for file handling.
6178 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6180 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6181 2001-02-24 which broke building the Java library.
6182 * function.c (identify_blocks): Likewise.
6183 (all_blocks): Likewise.
6184 * integrate.c (integrate_decl_tree): Likewise.
6185 * print-tree.c (print_node): Likewise.
6186 * tree.h (BLOCK_NUMBER): Likewise.
6187 (struct tree_block): Likewise.
6189 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6191 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6192 __WCHAR_TYPE__ definition.
6193 (WCHAR_TYPE_SIZE): #undef before #define.
6195 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6197 * cppfiles.c: Update comments.
6198 (destroy_include_file_node): Rename destroy_node.
6199 (find_or_create_entry): New function.
6200 (open_file, _cpp_fake_include): Use it.
6201 (handle_missing_header): New function, broken out of
6202 _cpp_execute include. Don't segfault if there is no
6203 system or quoted path.
6204 (_cpp_execute_include): Use handle_missing_header.
6206 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6208 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6209 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6211 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6213 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6214 unless anti_dependence says they are.
6215 * alias.c (objects_must_conflict): If neither has a type specified,
6218 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6219 David Billinghurst <David.Billinghurst@riotinto.com>
6221 * config/mips/iris5.h: Change WCHAR_TYPE to int.
6223 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
6225 * i386.md (trunctfdf2_2): Rename missnamed pattern.
6226 (*_one_bit): Remove type on the match_operand in attributes.
6228 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
6230 * i386.c: Commit forgotten hunk in previous patch.
6231 (regclass_map): Add extended registers.
6232 (dbx_register_map): Add missing frame register.
6234 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
6236 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
6238 * i386.md (x86_sahf_1): Disable for 64bit.
6239 (popsi*, pophi*): Likewise.
6240 (pushqi, pushhi): Likewise.
6241 (movdi, pushdi): Likewise.
6242 (zero extend DImode splitter): Likewise.
6243 (adddi, minusdi splitter): Likewise.
6244 (umulsidi): Likewise.
6246 (mulsidi): Disable for 64bit
6247 (lshift:DI/ashift:DI): Disable for 64bit.
6248 (loop patterns): Likewise.
6249 (call_pop, call_value_pop expanders and patterns): Likewise.
6250 (prologue_get_pc): Likewise.
6252 (fcmovDI pattern and splitter): Likewise.
6253 (movdfcc_1_rex64): New.
6255 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
6257 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
6258 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
6259 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
6260 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
6261 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
6262 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
6263 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
6264 (PUSH_ROUNDING): x86_64 rounds to 64bits.
6265 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
6266 (REGPARM_MAX): Set to 6 for x86_64.
6267 (SSE_REGPARM_MAX): Set to 16 for x86_64.
6268 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
6271 * (patterns that does use upper halves): Update constraints
6272 'q' to 'Q' and 'r' to 'R'.
6273 (cmpqi_ext_1): Disable for 64bit.
6274 (cmpqi_ext_3_insn): Likewise.
6275 (movqi_extzv_1): Likewsie.
6276 (addqi_ext_1): Liekwsie
6277 (testqi_ext_1): Liekwsie
6278 (andqi_ext_1): Liekwsie
6279 (xorqi_ext_1): Liekwsie
6280 (cmpqi_ext_1_rex64): New.
6281 (cmpqi_ext_3_insn_rex64): Likewise.
6282 (movqi_extzv_1_rex64): Likewsie.
6283 (addqi_ext_1_rex64): Liekwsie
6284 (testqi_ext_1_rex64): Liekwsie
6285 (andqi_ext_1_rex64): Liekwsie
6286 (xorqi_ext_1_rex64): Liekwsie
6288 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6290 * configure.in: Move check for unsigned enumerated bitfields
6291 to macro in aclocal.m4. Disable it for now.
6292 * configure, config.in: Regenerate.
6293 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
6294 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
6295 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
6296 kind above its first use.
6298 * config/xm-interix.h, config/alpha/xm-alpha.h,
6299 config/i370/xm-linux.h, config/i386/xm-beos.h,
6300 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
6301 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6302 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
6303 Don't define ONLY_INT_FIELDS under any circumstances.
6305 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
6307 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6308 config/sparc/xm-sysv4.h: Delete - now identical with some
6310 * config.gcc (hppa targets): Replace xm-pahpux.h and
6311 xm-papro.h with implicit xm-pa.h.
6312 (sparc targets): Replace xm-sysv4.h with implicit or explicit
6315 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
6317 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
6318 before reload_cse_noop_set_p.
6320 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6322 * config.gcc: Where xm-host.h used to include another
6323 xm-host.h, list the nested header directly in xm_file. Remove
6324 references to deleted files. Can now use sparc/xm-sp64.h for
6327 * config/xm-linux.h, config/arm/xm-linux.h,
6328 config/i386/xm-dos.h, config/i386/xm-gnu.h,
6329 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
6330 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
6331 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
6332 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
6335 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
6336 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
6337 bother to wrap #undef in #ifdef.
6338 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
6339 Don't include xm-linux.h.
6340 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
6342 * configure.in: Wrap regexps using [] in changequote block.
6343 Use expr : not echo | grep. Simplify regexps.
6344 * configure: Regenerate.
6346 56 xm-files remain, 22 xm-arch.
6348 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6350 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
6351 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6352 (local_index, local_rindex): Delete, use strchr/strrchr instead.
6353 (copy_object): Fix format specifier vs argument mismatch.
6355 * mips-tdump.c: Make local functions static.
6356 (rindex): Don't #undef.
6357 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6358 (fatal, fancy_abort): Delete.
6359 (read_seek): Avoid signed/unsigned compare.
6361 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6363 * combine.c (try_combine): Fix error in change to try original
6365 (gen_rtx_combine): Do same as gen_rtx for now.
6367 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6369 * configure.in: AC_SUBST xm_defines.
6370 * configure: Regenerate.
6371 * Makefile.in: Set DEFINES=$(xm_defines) when building
6374 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6376 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6377 (cpp_included, find_include_file): Update.
6378 (_cpp_compare_file_date): Make else unconditional.
6380 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6382 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6384 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6386 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6387 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6389 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6391 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6392 if it's a record type.
6394 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6396 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6397 mingw includes slightly.
6399 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6401 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6402 #undef token before poisoning it.
6404 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6406 * alpha.c (check_float_value): Use memcpy, not bcopy.
6408 * m32r.c (m32r_sched_reorder): Likewise.
6410 * vax.c (check_float_value): Likewise.
6412 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6414 * toplev.c (file_name_nondirectory): Remove.
6415 * toplev.h: Similarly.
6416 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6417 of file_name_nondirectory.
6419 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6421 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6422 * mips-tfile.c: Don't #undef rindex; not used.
6424 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6426 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6427 (dbx64_register_map): Declare.
6428 (RETURN_ADDR_RTX): Fix for 64bit.
6429 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6430 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6431 * i386.c (dbx64_register_map): New global array.
6432 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6433 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6436 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6438 * cppfiles.c (search_from): Use lbasename.
6439 * mkdeps.c (deps_add_default_target): Use lbasename.
6441 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6443 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6444 xcalloc in lieu of malloc, realloc & calloc.
6446 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6448 * gengenrtl.c (xmalloc): Likewise.
6450 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6451 really_call_* memory allocation routines.
6453 * stmt.c (check_for_full_enumeration_handling): Use
6454 really_call_calloc, not calloc.
6456 * system.h (really_call_malloc, really_call_calloc,
6457 really_call_realloc): Define.
6458 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6460 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6462 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6464 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6466 * configure: Rebuilt.
6467 * configure.in: Only use `lang_requires' for languages athat are
6470 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6472 * invoke.texi: Fix typo.
6473 * gcc.1: Regenerate.
6475 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6477 * configure.in: Prune nonexistent files from build_xm_file,
6478 xm_file, and host_xm_file lists. Warn unless they're
6480 Don't generate *config.h here.
6481 AC_SUBST all variables needed to generate *config.h.
6482 * configure: Regenerate.
6483 * mkconfig.sh: New helper script, from code removed from
6485 * Makefile.in: Zap all MALLOC variables - no longer used
6486 anywhere, and malloc.c doesn't exist.
6487 Substitute in variables needed to generate *config.h.
6488 Stop lying about the dependencies contained in CONFIG_H and
6490 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6491 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6492 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6493 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6494 $(TM_P_H), etc. as appropriate.
6496 * config.gcc: Zap references to deleted files.
6497 * ggc-none.c: Don't include rtl.h or tm_p.h.
6499 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6500 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6501 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6502 config/i386/xm-linux.h, config/i386/xm-linux.h,
6503 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6504 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6505 Don't include i386/xm-i386.h.
6507 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
6508 config/i386/xm-i386.h, config/i860/xm-i860.h,
6509 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
6510 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6511 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
6512 Delete (empty except comments, #includes of other deleted
6513 files, and macros used nowhere).
6515 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
6517 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
6518 independent on TARGET_FLAGS.
6520 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
6522 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
6524 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
6526 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
6528 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
6529 LAST_REX_SSE_REG): define.
6530 (enum reg_class): Add 'LEGACY_REGS'
6531 (REG_CLASS_CONTENTS): Likewise; add extended registers.
6532 (SSE_REGNO_P): Recognize extended registers.
6533 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
6534 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
6535 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
6536 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
6537 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
6538 REG_OK_FOR_STRREG_P): Remove.
6539 (HI_REGISTER_NAMES): Add extended registers.
6540 (ADDITIONAL_REGISTER_NAMES): Likewise.
6541 (QI_REGISTER_NAMES): Add 8bit extended registers.
6542 (DEBUG_REG): Support extended registers.
6543 * i386.c (regclass_map): Add extended registers.
6544 (dbx_register-map): Likewise.
6545 (svr4_dbx_register_map): Likewise.
6546 (print_reg): Support extended registers.
6547 (print_operand): Support 64bit operands.
6549 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
6551 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
6552 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6553 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
6554 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
6555 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
6556 STACK_BOUNDARY): Set properly for 64bits.
6557 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
6558 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
6559 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
6560 (MOVE_MAX): Set to 16.
6561 (MOVE_MAX_PIECES): 8 for 64bit.
6562 (Pmode): Set to SImode.
6564 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
6566 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
6568 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
6570 * i386.h (mask_64bit): New constant.
6571 (target_64bit): New macro.
6572 (target_options): Add '64'/'32'
6573 (target_default): Define.
6574 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
6575 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
6576 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
6578 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
6580 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
6582 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
6584 * rtlanal.c (rtx_varies_p): Check operand 0 of a
6585 LO_SUM unless for_alias is set.
6587 2001-03-08 Stan Shebs <shebs@apple.com>
6589 * objc/objc-act.c: Fix old typos in comments, add comments for
6591 (hash_init): Fix file name in error message.
6592 (hash_enter): Ditto.
6593 (hash_add_attr): Ditto.
6594 (continue_class): Ditto.
6596 2001-03-08 Bruce Korb <bkorb@gnu.org>
6598 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
6599 wait4() can receive the signal.
6601 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6603 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
6605 * fixinc/fixincl.x: Regenerate.
6607 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6609 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
6611 * fixinc/fixincl.x: Regenerate.
6613 2001-03-08 Richard Henderson <rth@redhat.com>
6615 * configure.in (HAVE_AS_LEB128): New assembler check.
6616 * configure, config.in: Rebuilt.
6618 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
6620 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
6623 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6625 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
6626 references to the MAXPATHLEN macro.
6628 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
6629 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
6632 * config/i386/xm-gnu.h, config/xm-gnu.h,
6633 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
6634 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
6635 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
6636 and/or unused files.
6638 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
6639 doing so in various xm-*.h files.
6641 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6643 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
6645 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
6647 * configure.in (enable_shared): Support per-package shared-library
6649 * configure: Rebuilt.
6651 2001-03-07 David Edelsohn <edelsohn@gnu.org>
6653 * rs6000.md (cr logic): Add original POWER mnemonic alternative
6654 for crnot. Set operands[5] in splitter.
6656 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6658 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
6659 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
6660 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
6661 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
6662 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
6663 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
6664 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
6667 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
6668 config/i370/xm-i370.h, config/i386/xm-dgux.h,
6669 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
6670 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
6671 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
6672 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
6673 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
6674 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
6675 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
6676 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6677 Delete unused and/or empty files.
6679 * config.gcc: Define USG in xm_defines as appropriate. Define
6680 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6681 macro. Remove deleted xm-* files from $xm_files variable.
6683 2001-03-07 Tom Tromey <tromey@redhat.com>
6685 * configure: Rebuilt.
6686 * configure.in: Allow config-lang.in to set `lang_requires' to list
6687 of other required languages.
6689 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6691 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6693 (output_prologue): Use xmalloc not oballoc.
6694 (output_epilog): Free a29k_first_epilogue_insn when finished.
6695 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6697 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6699 * builtins.c (expand_builtin_mathfn): Check
6700 flag_unsafe_math_optimizations, not flag_fast_math.
6701 (expand_builtin): Likewise
6702 * combine.c (combine_simplify_rtx): Likewise.
6703 (simplify_if_then_else): Likewise.
6704 * cse.c (fold_rtx): Likewise.
6705 * flags.h: Remove flag_fast_math. Add
6706 flag_unsafe_math_optimizations and flag_trapping_math.
6707 * fold-const.c (negate_expr): Check
6708 flag_unsafe_math_optimizations, not flag_fast_math.
6709 (invert_truthvalue): Likewise.
6710 (fold): Likewise. Before associating operands, check that
6711 code == MULT_EXPR, not code != MULT_EXPR.
6712 * ifcvt.c (noce_try_minmax): Check
6713 flag_unsafe_math_optimizations, not flag_fast_math.
6714 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
6715 * invoke.texi: Document -funsafe-math-optimizations and
6716 -fno-trapping-math. Change documentation for -ffast-math.
6717 * jump.c (reversed_comparison_code_parts): Likewise.
6718 (rtx_equal_for_thread_p): Likewise.
6719 * optabs.c (emit_conditional_move): Likewise.
6720 * simplify-rtx.c (simplify_binary_operation): Likewise.
6721 (simplify_relational_operation): Likewise.
6722 (simplify_ternary_operation): Likewise.
6723 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
6724 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
6725 Add trapping-math and unsafe-math-optimizations entries to f_options.
6726 (set_fast_math_flags): New, sets flags for -ffast-math.
6727 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
6728 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
6729 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
6731 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
6732 (alpha_emit_conditional_move): Initialize local_fast_math to
6733 flag_unsafe_math_optimizations, not flat_fast_math.
6734 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
6735 instead of setting flag_fast_math to 1.
6736 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
6738 * config/i386/i386.c (override_options): Likewise
6739 * config/i386/i386.md: Likewise.
6740 * config/m68k/m68k.md: Likewise.
6741 * config/mips/mips.md: Likewise.
6742 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
6743 (rs6000_generate_compare): Likewise.
6745 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6747 * Makefile.in: Set RANLIB to @RANLIB@.
6750 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6752 * fixinc/inclhack.def (djgpp_wchar_h): New test.
6753 * fixinc/fixincl.x: Regenerated.
6755 2001-03-07 Richard Henderson <rth@redhat.com>
6757 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
6759 2001-03-07 Richard Henderson <rth@redhat.com>
6761 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
6762 of block notes and exception handling notes.
6764 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
6765 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
6766 (compile_file): ... here.
6768 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6770 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
6772 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
6773 config.h now. Include libiberty.h to handle alloca.
6775 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6777 * c-parse.in (yylexname): New function, split out of _yylex.
6778 (objc_rid_sans_at): New table.
6779 (init_reswords): Initialize it.
6780 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
6781 retrieving the next token and checking it for significance as
6782 an ObjC keyword or string constant.
6784 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
6785 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
6787 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
6790 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
6792 * config/m68k/m68k.c (const_uint32_operand): Accept any
6793 const_int on a 32-bit host.
6795 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
6797 * objc/objc-act.c (init_objc): Set save_lang_status,
6798 restore_lang_status, and mark_lang_status.
6800 2001-03-06 Krister Walfridsson <cato@df.lth.se>
6802 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
6804 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
6806 * cppinternals.texi: Update.
6808 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6810 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6811 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
6812 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
6813 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6814 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
6815 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6816 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
6817 config/i386/xm-i386.h, config/i860/xm-i860.h,
6818 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6819 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
6820 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6821 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6822 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6823 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6824 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
6825 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6826 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
6827 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6828 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6829 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
6830 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
6831 match the defaults provided in hwint.h.
6833 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6834 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
6836 * config.gcc (xm_file): Don't set to files which are deleted.
6838 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
6839 guard this file against these macros being undefined.
6841 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6843 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
6844 and DECL_DEFER_OUTPUT on the decl we create, before calling
6845 rest_of_decl_compilation.
6847 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6849 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
6851 * configure, config.in: Regenerate.
6852 * config.gcc: Remove references to deleted files.
6854 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
6855 genrecog.c, rtl.c: Do not use alloca anywhere.
6857 * Makefile.in, build-make, system.h, config/x-interix,
6858 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
6859 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
6860 config/arc/xm-arc.h, config/arm/xm-arm.h,
6861 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6862 config/h8300/xm-h8300.h, config/i370/x-oe,
6863 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
6864 config/i386/x-ncr3000, config/i386/x-sco5,
6865 config/i386/xm-dgux.h, config/i860/x-sysv4,
6866 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
6867 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
6868 config/m68k/x-hp320g, config/m69k/x-mot3300,
6869 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
6870 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
6871 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
6872 config/m88k/x-sysv4, config/m88k/x-tekXD88,
6873 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6874 config/mips/x-iris, config/mips/x-iris3,
6875 config/mips/x-sni-svr4, config/mips/x-sysv,
6876 config/mips/xm-iris6.h, config/mips/xm-mips.h,
6877 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
6878 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
6879 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6880 config/pa/xm-papro.h, config/romp/xm-romp.h,
6881 config/rs6000/x-aix31, config/rs6000/x-aix41,
6882 config/rs6000/x-beos, config/rs6000/x-lynx,
6883 config/rs6000/x-mach, config/rs6000/x-rs6000,
6884 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
6885 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6886 config/sparc/x-sysv4, config/sparc/xm-linux.h,
6887 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
6888 config/vax/xm-vms.h: Eradicate all references to alloca and
6891 * config/xm-alloca.h, config/clipper/x-clix,
6892 config/i386/xm-sysv4.h, config/i860/x-fx2800,
6893 config/i860/x-sysv3, config/m88k/x-sysv3,
6894 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
6895 (contained only alloca related hacks).
6897 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
6900 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
6902 * invoke.texi: Document __FAST_MATH__.
6904 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6906 * crtstuff.c: Restore include of auto-host.h.
6908 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
6910 Put main() in a separate file, so that the language
6911 front-end can use a different main().
6914 * toplev.c: (main): Rename as toplev_main.
6915 * toplev.h: Declare toplev_main.
6916 * Makefile.in (OBJS): add toplev.o.
6917 (BACKEND): remove toplev.o, add main.o.
6919 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6921 * cppfiles.c (search_from): Special case the empty string.
6923 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6925 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
6926 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
6927 strlen or strcpy; we already know the length.
6928 (_cpp_compare_file_date): Similarly.
6929 * cpphash.h (struct cpp_reader): Delete done_initialising.
6930 (CPP_PREV_BUFFER): Delete.
6931 * cppinit.c (cpp_start_read): Don't set done_initialising.
6932 * cpplex.c (parse_string): Guarantee null-termination.
6933 (_cpp_equiv_toklists): Remove.
6934 * cpplib.c (glue_header_name): Null-terminate.
6935 (do_line): Don't leak memory.
6936 * cpplib.h (BT_WEAK): Delete.
6937 * cppmain.c (cb_ident): Strings are now null-terminated.
6939 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
6941 * gcc.c (convert_filename): Append executable suffix
6942 if NO_AUTO_EXE_SUFFIX is not defined.
6943 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
6944 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
6946 2001-03-03 David O'Brien <obrien@FreeBSD.org>
6948 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6949 * c-parse.gperf, c-gperf.h: Delete.
6950 (c-gperf.h was accidently re-added to the CVS repo in the rev
6951 1.16 commit by tromey)
6953 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6955 * cpplex.c (_cpp_lex_token): Don't warn about directives in
6956 macro arguments when looking for the '('.
6957 * cppmacro.c (funlike_invocation_p): Set parsing_args to
6958 2 when really parsing arguments; 1 when looking for '('.
6959 Always restore the lexer position.
6961 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6963 * longlong.h (umul_ppmm): Don't use a multiline string.
6965 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6967 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
6968 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
6969 t_bool in declaration because pcc can't combine volatile with typedef
6972 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
6974 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
6975 until when it is really needed.
6976 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
6977 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
6978 * i386.md (float?i?f splitter): Don't force source operand to memory
6980 (sse_movdfcc): Fix constraint.
6981 (sse_movdfcc splitter): Handle properly the second alternative.
6983 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6985 * cpplex.c (parse_string): Unconditionally pedwarn.
6987 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6990 * cppexp.c (parse_number): Update.
6991 * cpplex.c (parse_string): Pedwarn if multiline string does not
6992 result from a system header's macro.
6993 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
6994 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
6995 for function-like macros too.
6996 * c-lex.c (lex_number): Update.
6998 2001-03-03 Richard Henderson <rth@redhat.com>
7000 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
7002 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
7004 * combine.c (try_combine): If split with mode-changed scratch
7005 register didn't work, try the original mode.
7007 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
7009 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
7010 * config/c4x/c4x.h: Likewise.
7011 * stor-layout.c (compute_record_mode): Likewise.
7012 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
7014 2001-03-02 Zack Weinberg <zackw@stanford.edu>
7016 * configure.in: Kill tm.h. Include the files in the $tm_file
7017 list in all three of config.h, hconfig.h, tconfig.h, after the
7018 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
7019 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
7020 * configure: Regenerate.
7021 * Makefile.in (clean): Don't delete tm.h.
7023 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
7024 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
7025 those are not defined, set SEC and FEC to 0 and 1.
7026 * gcc.texi: Update to match.
7028 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
7029 * config/fp-bit.c, config/m68k/aux-crt2.asm,
7030 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
7031 Include tconfig.h, not tm.h.
7033 * config/xm-lynx.h, config/xm-std32.h,
7034 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7035 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
7036 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
7037 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7038 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7039 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7040 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
7041 config/i386/xm-i386.h, config/i860/xm-i860.h,
7042 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7043 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
7044 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7045 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7046 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7047 config/pa/xm-linux.h, config/pa/xm-pa.h,
7048 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7049 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
7050 config/pj/xm-pj.h, config/romp/xm-romp.h,
7051 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7052 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7053 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7054 config/v850/xm-v850.h, config/vax/xm-vax.h,
7055 config/we32k/xm-we32k.h:
7057 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
7059 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
7060 config/i370/xm-oe.h: Don't include tm.h. Don't define
7062 * config/vax/xm-vms.h: Don't include tm.h.
7064 * config/xm-lynx.h, config/avr/xm-avr.h,
7065 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
7066 Delete; made empty by above changes.
7067 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7068 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
7069 Don't include config/xm-lynx.h or tm.h.
7071 * config/xm-gnu.h: Don't include fcntl.h.
7072 * config/sparc/xm-lynx.h: Don't include sys/types.h and
7074 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
7076 2001-03-02 Richard Henderson <rth@redhat.com>
7078 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
7079 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
7081 2001-03-02 Richard Henderson <rth@redhat.com>
7083 * Makefile.in (OBJS): Add dwarf2asm.o.
7084 * dwarf2asm.c, dwarf2asm.h: New files.
7085 * dwarf2out.c (*): Use them.
7086 (size_of_uleb128, size_of_sleb128): Remove.
7087 (output_uleb128, output_sleb128): Remove.
7088 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
7089 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
7090 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
7091 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
7092 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
7093 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
7094 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
7095 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
7096 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
7097 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7098 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
7099 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
7100 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
7101 (dwarf2out_frame_debug): Remove unused variables.
7102 (output_loc_operands): Don't abort on 8 byte constants if
7103 host integers are wide enough.
7104 (output_symbolic_ref): Remove.
7105 (size_of_die): Don't assume 4 byte host integers.
7106 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
7108 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
7109 something stupid with HOST_WIDE_INT to long truncation.
7110 [CONST_DOUBLE]: Likewise.
7112 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
7113 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7114 * config/arm/unknown-elf.h: Likewise.
7115 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
7116 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
7117 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
7118 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
7119 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
7120 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
7121 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
7122 (ASM_OUTPUT_DWARF_OFFSET): Remove.
7123 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
7124 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
7125 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
7126 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
7128 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7130 * cselib.c (hash_rtx): Cast enums to unsigned int.
7132 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7134 * print-rtl.c (print_rtx): Cast enums to int for comparison.
7135 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
7137 * c-format.c (C_STD_VER): Cast to int for comparisons.
7138 (check_function_format): Cast various enums to int for &.
7139 (maybe_read_dollar_number): Likewise.
7140 (check_format_info): Likewise.
7141 (check_format_info_main): Likewise.
7142 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
7143 (safe_from_p): Likewise.
7144 * varasm.c (const_hash): Cast enum to int for %.
7145 * emit-rtl.c (init_emit_once): Use int loop variable to work around
7146 pcc enum problems with < and ++ operators.
7147 * regclass.c (init_reg_sets_1): Cast enums for comparison.
7148 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
7149 (regclass_init): Change enum class to int to iterate over reg_classes.
7150 * genrecog.c (merge_trees): Cast enums for comparison.
7151 * rtl.h (GET_CODE): Cast to enum rtx_code.
7152 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
7153 (GET_MODE): Cast to enum machine_mode.
7154 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
7155 (GET_NOTE_INSN_NAME): Cast enum to int.
7156 * tree.h (TREE_CODE): Cast to enum tree_code.
7157 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
7158 * timevar.c (timevar_print): Change loop variable id from enum to
7160 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
7161 * config/i386/i386.md: Use PUT_MODE for mode assignment.
7162 * toplev.c (compile_file): Cast enum DFI to int.
7163 (decode_d_option): Likewise.
7165 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
7167 * cppinit.c (append_include_chain): Mark "after" include file name list
7168 as a system directory.
7169 * cpp.texi: Document new behavior.
7171 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7173 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7175 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7177 * cppfiles.c (struct include_file): Update.
7178 (stack_include_file): Use search_from.
7179 (cpp_included, find_include_file): Update.
7180 (cpp_execute_include): Update. ptr->name may not be
7181 null terminated. Use the new search_from member variable
7183 (_cpp_compare_file_date): Similarly.
7184 (search_from): New function, similiar to actual_directory.
7185 (actual_directory): Delete.
7186 (remap_filename): Update. loc->name may not be null terminated.
7187 (struct file_name_list): Rename search_path. Update.
7188 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7189 search_from and dir.
7190 (struct cpp_reader): Remove actual_dirs.
7191 * cppinit.c (struct cpp_pending): Update for renamed objects.
7192 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7193 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7194 * cpplib.h (struct cpp_options): Similarly.
7196 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7198 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7199 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7200 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7201 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7202 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7203 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7204 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7205 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7206 config/i370/xm-oe.h, config/i386/xm-aix.h,
7207 config/i386/xm-i386.h, config/i386/xm-osf.h,
7208 config/i860/xm-i860.h, config/i960/xm-i960.h,
7209 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7210 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7211 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7212 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7213 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7214 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7215 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7216 config/pj/xm-pj.h, config/romp/xm-romp.h,
7217 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7218 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7219 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7220 config/v850/xm-v850.h, config/vax/xm-vax.h,
7221 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
7222 Do not define TRUE or FALSE.
7224 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
7225 empty by above change.
7226 * config.gcc: Remove references to these files.
7228 * configure.in: Detect stdbool.h.
7229 * configure, config.in: Regenerate.
7230 * system.h: Include stddef.h here if available.
7231 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
7232 Then set up a sensible boolean type at the very end.
7234 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
7235 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
7237 * hash.h: Delete 'boolean' typedef and related #undefs.
7239 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
7240 all uses of 'boolean' with 'bool'.
7242 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7244 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
7245 * cppexp.c (lex): Cast enums for comparison.
7246 * cppinit.c (parse_option): Cast enum for comparison.
7247 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
7248 (cpp_output_token): Likewise.
7249 (cpp_can_paste): Cast enums for comparsion and plus/minus.
7250 (cpp_avoid_paste): Cast enums for minus and comparison.
7252 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7254 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
7255 field to all array elements.
7257 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7259 * cpphash.h (struct cpp_reader): Add print_version field.
7260 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
7261 just set print_version and other flags as appropriate.
7262 (cpp_post_options): Print version here if print_version is set.
7264 * toplev.c (exit_after_options): New flag.
7265 (independent_decode_option): Don't exit here; just set
7267 (main): Exit after calling lang_hooks.post_options if
7268 exit_after_options is true.
7270 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
7271 (merge_include_chains): Adjust comment to match code.
7273 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7275 * stringpool.c (set_identifier): New function.
7276 * tree.h: Prototype it.
7278 * c-parse.in: Kill D_YES. If compiled for objc, call
7279 save_and_forget_protocol_qualifiers from init_reswords.
7280 * objc/objc-act.c (remember_protocol_qualifiers,
7281 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
7282 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
7284 (save_and_forget_protocol_qualifiers): New function.
7285 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
7287 2001-03-01 Diego Novillo <dnovillo@redhat.com>
7289 * c-semantics.c (prune_unused_decls): Return error_mark_node
7290 instead of (tree) 1 to stop traversing the tree chain.
7292 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7294 Fix a problem introduced by Kenner's Feb 18 change.
7295 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
7296 flag_cse_skip_blocks only temporarily, not for ever.
7298 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
7300 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
7301 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
7303 * pa.c (emit_move_sequence): Verify operand0 is a hard register
7304 before determining its register class.
7306 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7308 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
7309 from reg 4 if current_function_calls_setjmp.
7310 (gen_nop_type): New function.
7311 (ia64_emit_nops): New function.
7312 (ia64_reorg): Call it.
7313 (ia64_sched_reorder): Move code that rotates bundles up a bit.
7315 * reload1.c (eliminate_regs_in_insn): Restrict the special case
7316 code not to try to optimize adds with anything but a REG destination.
7318 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
7319 (INSN_PRIORITY_KNOWN): New accessor macro.
7320 * haifa-sched.c (priority): Use it instead of testing priority against
7323 2001-02-28 DJ Delorie <dj@redhat.com>
7325 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
7326 since that doesn't work the way gcc wants on a generic m68k.
7328 2001-02-28 Richard Henderson <rth@redhat.com>
7330 * caller-save.c (save_call_clobbered_regs): Fix typo in
7331 comparison last change.
7333 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
7335 * i386.c (pentium4_cost): New.
7336 (m_PENT4): New macro.
7337 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
7338 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
7339 x86_integer_DFmode_moves, x86_partial_reg_dependency,
7340 x86_memory_mismatch_stall): Add Pentium4
7341 (x86_use_q_reg, x86_use_any_reg): Kill.
7342 (override_options): Add pentium4.
7343 (incdec_operand): Return 0 for pentium4.
7344 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
7345 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
7346 (TARGET_PENTIUM4): Define.
7347 (enum processor_type): Add PROCESSOR_PENTIUM4.
7348 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
7349 * i386.md (attribute "cpu"): Add pentium4.
7350 * invoke.texi (march): Add pentium4.
7352 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
7354 * i386.md (sse_mov?fcc*): New patterns and splitters.
7355 * i386.c (ix86_expand_movcc): Work post-reload; recognize
7356 the SSE based conditional moves.
7358 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
7360 * i386.md (attribute mode): Add "TI".
7361 (movsf_1): Add pxor support; remove constant propagation splitter.
7362 (movdf_integer): Likewise.
7363 (movdf_nointeger): Likewise.
7364 (movxf constant prop splitter): Handle all modes; update for SSE.
7365 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7366 * i386.c (standard_80387_constant_p): Rewrite.
7367 (standard_sse_constant_p): New.
7368 * i386-protos.h (standard_sse_constant_p): New.
7370 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7372 * i386.md (sse_setccsf, sse_setccdf): New.
7373 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7375 * i386.c (sse_comparison_operator): Accept the supported unordered
7376 comparses; be ready for fast_math.
7377 (print_operand): Support 'D'.
7379 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7381 * jump.c (reversed_comparison_code): Kill.
7383 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7385 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7388 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7390 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7391 add missing '%' in constraints.
7393 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7395 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7396 for HOST_BITS_PER_WIDE_INT == 32 too.
7398 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7400 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7402 (insert_save, insert_restore): New parameter save_mode.
7403 (init_caller_save): Update initialization of reg_save_code
7404 and reg_restore_code.
7405 (save_call_clobbered_regs): Compute save_modes and update calls to
7406 reg_save_code and reg_restore_code.
7407 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7408 of spill; update use of reg_restore_code.
7409 (insert_save): Likewise.
7410 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7411 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7412 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7414 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7416 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7417 noce_try_store_flag_inc, noce_try_store_flag_mask,
7418 noce_try_cmove_arith):
7419 Use reversed_comparison_code instead of reverse_comparison and
7420 can_reverse_comparison_p.
7422 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7424 * jump.c (reversed_comparison_code_parts): Allow reversal of
7425 unordered compares in -ffast-math mode; reverse ordered compares
7426 for FP even w/o -ffast-math.
7428 2001-02-27 Richard Henderson <rth@redhat.com>
7430 * print-rtl.c (print_rtx) [i]: Don't print field five on
7431 NOTEs other than NOTE_INSN_DELETED_LABEL.
7433 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7435 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7436 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7438 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7440 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7441 even if walk_subtrees is 0.
7442 * c-semantics.c (prune_unused_decls): Return a non-null value to
7443 stop traversing the tree chain.
7445 2001-02-27 DJ Delorie <dj@redhat.com>
7447 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7448 register, *then* define it as the new CFA.
7450 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7452 * pa.c (override_options): Promote -fpic to -fPIC.
7453 (legitimize_pic_address): Simplify due to removal of
7454 small PIC as a code generation option.
7455 (secondary_reload_class): Similarly.
7456 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7457 (PRINT_OPERAND_ADDRESS): Similarly.
7458 * pa.md (various patterns): Similarly.
7459 (small pic lo_sum pattern): Remove.
7461 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7464 * md.texi (min, max): Document
7466 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7468 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7469 TARGET_PARTIAL_REG_DEPENDENCY.
7470 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7472 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7474 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7476 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7478 * mips.c (mips_make_temp_file): Fix thinko in last change.
7480 2001-02-26 Jason Eckhardt <jle@redhat.com>
7482 * combine.c (known_cond): Do not reverse the condition when
7483 SMAX/UMAX is being considered and the condition is for equality
7486 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7488 2001-02-26 Philip Blundell <philb@gnu.org>
7490 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7492 * config/arm/linux-elf.h: Remove historical relics related to
7493 above configurations.
7494 * config/arm/linux-oldld.h: Delete.
7495 * config/arm/linux-elf26.h: Delete.
7497 2001-02-26 Jason Merrill <jason@redhat.com>
7499 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7501 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7502 recognize a tentative definition. Lose obsolete code.
7504 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7505 variables unless necessary, either.
7507 2001-02-25 Richard Henderson <rth@redhat.com>
7509 * ifcvt.c (struct noce_if_info): Add test_bb.
7510 (noce_get_alt_condition): New.
7511 (noce_try_minmax, noce_try_abs): New.
7512 (noce_operand_ok): New.
7513 (noce_process_if_block): Use them.
7514 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
7516 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
7518 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
7521 2001-02-25 Zack Weinberg <zackw@stanford.edu>
7523 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
7524 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
7526 (mips_asm_file_end): Free temp_filename here.
7528 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7530 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
7531 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
7533 * config/i386/i386.md (movstrsi): Handle FAIL case.
7535 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
7537 * cppinit.c (builtin_array): Update.
7538 (init_builtins): Flag builtins to warn if redefined or
7539 undefined. Define __GXX_WEAK as a normal macro.
7540 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
7541 * cpplib.h (NODE_WARN): New flag.
7542 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
7543 Handle __STDC__ as a builtin only on Solaris.
7544 (warn_of_redefinition): Renamed from check_macro_definition.
7545 Reverse sense of test. Always warn if NODE_WARN.
7546 (_cpp_create_definition): Use warn_of_redefinition. Flag
7547 any macro beginning with "__STDC_" to require a mandatory
7548 warning if redefined or undefined.
7550 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7552 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
7553 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
7554 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
7555 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
7556 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
7557 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
7558 Don't define any of:
7559 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
7560 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
7561 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
7562 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
7563 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
7565 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
7566 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
7569 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
7570 Delete now-empty file.
7572 * alpha/vms.h: Define NEED_ATEXIT here...
7573 * alpha/xm-vms.h: ...not here.
7575 * i386/cygwin.h: Don't define PARAMS.
7576 * mips/mips.c: Don't prototype mktemp. Don't define
7577 P_tmpdir. Use make_temp_file to create temporary files.
7578 Don't be clever and delete temporary files early.
7579 * config.gcc: Drop references to deleted files. Don't define
7581 * gcc.texi: Don't mention USE_PROTOTYPES.
7583 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7585 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
7586 (ix86_set_move_mem_attrs_1): Likewise.
7587 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
7588 * config/i386/i386.md (movstrsi): Call it.
7590 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7592 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
7593 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
7594 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
7595 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
7597 (i750a-*-*): Error here if hosting on i750a.
7598 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
7600 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
7601 Remove (empty modulo comments).
7603 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
7604 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
7605 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
7606 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
7607 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
7608 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
7610 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
7611 Remove reference to winnt.h in comment.
7612 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
7614 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7616 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
7617 used to set another biv.
7619 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7621 * tree.h (BLOCK_DEAD): New macro.
7622 (struct tree_block): New flag, dead_flag.
7623 * print-tree.c (print_node, case 'b'): Print missing fields.
7624 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
7625 * function.c (identify_blocks): Enable test for misplaced notes.
7626 (all_blocks): Skip BLOCK_DEAD blocks.
7627 * integrate.c (integrate_decl_tree): Likewise.
7629 * errors.c (internal_error, trim_filename): New functions.
7630 (fancy_abort): Call internal_error.
7631 * errors.h (internal_error, trim_filename): New declarations.
7633 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
7635 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
7637 (EXTRA_CONSTRAINT): Formatting changes.
7639 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7641 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
7643 2001-02-23 Per Bothner <per@bothner.com>
7645 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
7646 so they can be called from java/jvspec.c.
7647 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
7649 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
7651 * i386.c (ix86_frame): New structure.
7652 (ix86_compute_frame_size): Kill.
7653 (ix86_compute_frame_layout): New.
7654 (ix86_save_reg): New.
7655 (ix86_can_use_return_insn_p): Use frame layout stuff.
7656 (ix86_expand_prologue): Likewise.
7657 (ix86_expand_epilogue): Likewise.
7658 (ix86_initial_elimination_offset): Likewise.
7659 (ix86_nsaved_regs): Use ix86_save_reg.
7660 (ix86_emit_save_regs): Likewise.
7662 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
7664 * flow.c (find_sub_basic_blocks): New function.
7665 (split_block): Be ready for basic block introduced by CODE_LABEL.
7666 (commit_one_edge_insertion): Call find_sub_basic_block.
7668 * flow.c (make_edges): Add edge from entry for blocks starting with
7669 label having ALTERNATE_NAME
7671 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
7673 * function.c (epilogue_done): Be ready for first basic block not
7674 containing PROLOGUE_END note.
7675 (reposition_prologue_and_epilogue_notes): Avoid placing
7676 PROLOGUE_END note between BASIC_BLOCK.
7678 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7680 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7682 2001-02-21 DJ Delorie <dj@redhat.com>
7684 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7685 check for current_function_has_nonlocal_goto from 1999-11-12.
7687 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7689 * diagnostic.c (trim_filename): No longer static.
7690 * toplev.h (trim_filename): Declare.
7691 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7692 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7693 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7694 (rtvec_check_failed_bounds): Likewise.
7695 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7697 * convert.c (convert_to_integer): Don't do unsigned unless result or
7698 both inputs are unsigned.
7700 * fold-const.c (fold_convert): Don't call size_int_type_wide if
7703 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
7705 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
7707 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
7709 * Makefile.in (resource.o): Add params.h dependence.
7710 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
7711 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
7712 * resource.c: Add dependence on params.h.
7713 (current_live_regs): Fix explanatory comment.
7714 (find_basic_block): Add new parameter to permit limiting search
7716 (mark_target_live_regs): Add new argument to find_basic_block call.
7717 (incr_ticks_for_insn): Likewise.
7719 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7721 * diagnostic.c (output_to_stream): Rename to
7722 output_buffer_to_stream. Loses the stream parameter.
7723 (init_output_buffer): Set diagnosic_buffer's stream.
7724 (flush_diagnostic_buffer): Adjust.
7725 (default_print_error_function): Likewise.
7726 (finish_diagnostic): Likewise.
7727 (verbatim): Likewise.
7729 * diagnostic.h (struct output_buffer): Add `stream' field.
7730 (output_buffer_attached_stream): New macro.
7732 2001-02-23 Jakub Jelinek <jakub@redhat.com>
7734 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
7735 check if either operand is divisible by C.
7736 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
7737 If type is signed, consider negative numbers as well.
7739 2001-02-22 Richard Henderson <rth@redhat.com>
7741 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
7742 reach .text instead of gp-relative relocs.
7743 * config/ia64/crtend.asm (.init): Likewise.
7745 2001-02-22 Andreas Jaeger <aj@suse.de>
7747 * extend.texi (C++ Attributes): Fix typo.
7749 2001-02-21 David Mosberger <davidm@hpl.hp.com>
7751 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
7752 functions, drop current_function_args_info.words test.
7753 (ia64_compute_frame_size): Mark syscall_linkage functions as
7754 using eight input registers.
7756 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
7757 Bruce Korb <bkorb@gnu.org>
7759 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
7760 * fixinc/README: Document how to convert sed substitutions
7761 to format style c_fix-es.
7762 * fixinc/fixincl.x: regen
7764 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
7766 * gcc.c: Add comment explaining how to add a command-line option.
7767 Add title to specs language comment.
7769 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7771 * gcc.c (cc1_options): Add "-param".
7772 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
7773 (option_map): Likewise.
7774 * toplev.c (display_help): Add entry for "--param".
7775 (independent_decode_option): Fix typographical error.
7777 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
7778 Bernd Schmidt <bernds@redhat.com>
7779 Jan Hubicka <jh@suse.cz>
7781 * i386.c (function_arg_advance): Pass SSE arguments in registers.
7782 (function_arg): Likewise.
7784 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
7786 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
7788 2001-02-21 Kazu Hirata <kazu@hxi.com>
7790 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
7794 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
7796 * flow.c (init_propagate_block_info): Canon address and use single_set
7797 for killing dead memory stores.
7799 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7801 * Makefile.in (reorg.o): Add params.h dependence.
7802 * params.def: Fix typographical error in comment.
7803 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7804 * params.h: Modify introductory comment.
7805 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7806 * reorg.c: Add dependence on params.h.
7807 (redundant_insn): Add parameterized throttle for search.
7808 (fill_simple_delay_slots): Add a comment explaining a variable.
7809 Move conditional out of loop, simplifying code.
7810 (fill_eager_delay_slots): Fix typographical error in comment.
7812 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
7814 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
7816 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
7817 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
7819 2001-02-21 Jason Merrill <jason@redhat.com>
7821 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
7822 (struct tree_decl): Add uninlinable bitfield.
7823 * c-decl.c (duplicate_decls): Set it.
7824 * integrate.c (function_cannot_inline_p): Check it.
7826 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
7827 DW_AT_MIPS_linkage_name to abstract methods.
7828 (dwarf2out_abstract_function): Emit class context before calling
7829 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
7830 (gen_subprogram_die): Remove obsolete code.
7831 (gen_member_die): Don't include clones in the member list.
7832 (gen_decl_die): Emit abstract info for clone origin.
7833 * dwarfout.c (output_type): Don't include clones in the member list.
7834 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
7835 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
7836 DECL_ABSTRACT on a function that already has it set.
7838 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
7839 (get_subprogram_die): Pass it in.
7841 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
7843 * flow.c (mark_set_1): Make not_dead unsigned long. For
7844 non-pseudos, use it as a bitmask of the hard regs that
7847 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
7849 * cppfiles.c: Update comments.
7850 (_cpp_read_file): Don't check for NULL filenames any more.
7851 * cppinit.c (cpp_start_read): Don't do canonicalization of
7852 in_fname and out_fname. Use the passed file name exclusively.
7853 (_cpp_handle_options): Don't treat "-" as a command line option,
7854 but as a normal filename.
7855 (_cpp_post_options): Canonicalize in_fname and out_fname.
7856 * cppmain.c (printer_init): Don't check out_fname for NULL.
7857 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
7858 (init_c_lex): Update, and use "" to represent stdin to CPP.
7861 2001-02-20 Will Cohen <wcohen@redhat.com>
7863 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
7864 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
7865 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
7868 2001-02-20 Stan Shebs <shebs@apple.com>
7870 * config/rs6000/rs6000.c (output_cbranch): Output branches
7871 on separate lines instead of using ';' to separate.
7873 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7875 * cppinit.c (set_lang): Move builtin handling to...
7876 (init_builtins): ...here.
7877 (_cpp_create_reader): Move call to set_lang.
7879 2001-02-20 Mark Mitchell <mark@codesourcery.com>
7881 * stmt.c (expand_return): If an attempt is made to return the
7882 error_mar_node, treat the return like a return without a value.
7884 2001-02-19 Zack Weinberg <zackw@stanford.edu>
7886 * sibcall.c (skip_copy_to_return_value): Call
7887 identify_call_return_value here, and return orig_insn if it
7888 returns zero. Hardret and softret arguments now unnecessary.
7889 (call_ends_block_p): Don't call identify_call_return_value here.
7891 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
7893 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
7894 * ggc.h (ggc_mark_if_gcable): Delete prototype.
7896 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
7898 * pa.c (move_operand): Accept code to load the address of a
7899 symbol out of the DLT as a valid move operand.
7900 (print_operand, case 'A'): New to handle generating a DLT
7901 reference for a LO_SUM expression.
7902 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
7903 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
7905 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
7907 * README, cpp.texi, gcc.texi, version.c: Update version number to
7909 * cpp.1, gcov.1, gcc.1: Regenerate.
7911 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7913 * cppfiles.c (stack_include_file): Generate dependencies
7914 here, and manage include_count here too.
7915 (PRINT_THIS_DEP): Delete.
7916 (_cpp_execute_include): Do not generate dependencies here,
7917 apart from the case of a missing header. Do not manage
7919 (_cpp_read_file): Leave dependency generation to
7922 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
7924 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
7925 target_cpu_default. Remove dead assignment to
7928 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
7930 * regclass.c (contains_reg_of_mode): Make global.
7931 (init_reg_sets): Remove contains_reg_of_mode; take into account
7932 CLASS_MAX_NREGS when looking for the proper mode.
7933 (dump_regclass): Dump only classes considered for the pseudo.
7934 (regclass): Use contains_reg_of_mode.
7936 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
7938 * gcc.c (do_spec_1): 'n' for printing notices.
7939 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
7941 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
7943 * reg-stack.c (next_flags_user): Use current_block->end
7944 (swap_rtx_condition): Look for next user if flags don't die;
7945 give up on CALL_INSNs; use current_block->end.
7947 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7949 * sibcall.c (call_ends_block_p): New function.
7950 (optimize_sibling_and_tail_recursive_call): Use it.
7952 2001-02-18 Kazu Hirata <kazu@hxi.com>
7954 * config/h8300/h8300.md: Update copyright.
7955 (andsi3): Do not output an extra newline character.
7957 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7959 * toplev.c (note_deferral_of_defined_inlined_function): Argument
7960 FNDECL may be unused.
7962 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
7963 follow jumps after first run.
7964 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
7965 it doesn't change any jumps.
7967 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
7969 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
7970 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
7971 (mostlyclean): Corresponding changes.
7972 * rtlanal.c (hard-reg-set.h): Include.
7973 (rtx_unstable_p): Do not treat the argument pointer specially
7974 if it is not a fixed register.
7975 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
7977 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7979 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
7980 against last real insn in basic block.
7981 Rework to avoid gotos.
7983 * Makefile.in (gcse.o): Now includes ggc.h.
7984 * gcse.c: Include ggc.h.
7985 (want_to_gcse_p): Verify expression can be in SET as valid insn.
7986 (try_replace_reg): Remove warning of uninitialize variable.
7987 (process_insert_insn): Call invalid_insn_p to validate insn.
7988 * recog.c (insn_invalid_p): Now global.
7989 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
7990 * recog.h (insn_invalid_p): New declaration.
7992 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
7994 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
7995 assignments from FP constants since 'Y' output code can't handle it.
7996 (eligible_for_sibcall_delay): Likewise.
7998 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
7999 Call fancy_abort directly, passing args.
8000 (print_rtl_and_abort): Now a macro, like fancy_abort.
8002 * final.c (output_operand_lossage): Use internal_error, not error.
8004 2001-02-18 Shane Nay <shane@agendacomputing.com>
8006 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
8007 structure shift insns.
8009 2001-02-18 Mark Mitchell <mark@codesourcery.com>
8011 * invoke.texi (-fsquangle): Remove documentation.
8012 (-fname-mangling-version): Likewise.
8014 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
8016 * optabs.c (expand_abs): Remove reference to
8017 HAVE_contitional_arithmetic.
8018 * combine.c (simplify_set): Likewise.
8020 2001-02-18 Richard Henderson <rth@redhat.com>
8022 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
8025 2001-02-18 Richard Henderson <rth@redhat.com>
8027 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
8029 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
8031 * reload1.c (reload_cse_simplify_set): Fix typo.
8033 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8035 * diagnostic.c (_fatal_insn): Decrement errorcount.
8037 * invoke.texi (-I): Add note avoiding use for system header files.
8039 * rtl.h (add_clobbers): Remove duplicate declaration.
8040 * recog.h (added_clobbers_hard_reg_p): New declaration.
8041 * genemit.c (struct clobber_pat): New field has_hard_reg.
8042 (gen_insn): Record if added clobbers clobber hard reg.
8043 (gen_split): Avoid unused warning if number of operands is 0.
8044 (output_added_clobbers_hard_reg_p): New function.
8047 2001-02-18 Alan Modra <alan@linuxcare.com.au>
8049 * pa.c (hppa_expand_prologue): Simplify code storing return
8050 pointer. For large (>=8k) frames with a post_store, adjust stack
8051 pointer by 8k-64 first rather than by 64. When testing with
8052 VAL_14_BITS_P, always use the actual value rather than the value
8053 negated. Add blockage to prevent scheduling of spills before
8054 stack frame has been created.
8055 (hppa_expand_epilogue): Simplify code loading return pointer.
8056 Allow a slightly larger range for merge_sp_adjust_with_load case.
8057 When testing with VAL_14_BITS_P, always use the actual value.
8059 * pa.c (pa_adjust_insn_length): Check that block move
8060 pattern is a set before looking at operands.
8062 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8064 * fold-const.c (fold_binary_op_with_conditional_arg): New
8065 function, split out from ...
8067 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
8068 conditional arms that throw exceptions.
8070 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
8073 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8075 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
8076 define HAVE_DECL_* to 1 to mask potential backup declarations.
8077 * configure: Regenerated.
8079 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8081 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
8083 2001-02-17 Richard Henderson <rth@redhat.com>
8085 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
8086 when replacing a memory load with a register.
8088 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8089 Jan Hubicka <jh@suse.cz>
8091 * recog.c (validate_replace_src_1): New.
8092 (validate_replace_src_data): Likewise.
8093 (validate_replace_src): Use note_uses.
8094 * rtl.h (note_uses): Declare.
8095 * rtlanal.c (note_uses): New.
8097 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
8099 * reg-stack.c (stack_def): Make field reg unsigned.
8100 (remove_regno_note): Unsignetize parameter.
8102 2001-02-16 Jes Sorensen <jes@linuxcare.com>
8104 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
8105 shladd_operand() call.
8107 2001-02-16 Bruce Korb <bkorb@gnu.org>
8108 Rodney Brown <RodneyBrown@mynd.com>
8110 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
8111 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
8112 machine restrictions
8113 * fixinc/fixincl.x: regen
8115 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8117 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
8119 (hash_scan_insn): Clean up calls to hash_scan_set.
8120 (compute_kill_rd): REGNO now unsigned.
8121 (try_replace_reg): Rework to use simplify_replace_rtx.
8122 (cprop_jump, cprop_cc0_jump): Likewise.
8123 (cprop_insn): Call find_reg_equal_equiv_note.
8124 Reflect changes to cprop_jump and cprop_cc0_jump.
8126 * recog.c (validate_replace_src): Replace in operands of
8127 ZERO_EXTRACT in SET_DEST.
8129 * cse.c (new_label_ref): New variable.
8130 (insert): Set it instead of recorded_label_ref.
8131 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
8132 CODE_LABEL for this function, and not already in REG_LABEL note.
8134 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
8136 * resource.c (mark_referenced_resources): Fix typo in introductory
8138 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
8141 2001-02-16 Jason Merrill <jason@redhat.com>
8143 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
8145 (gen_subprogram_die): Don't abort on seeing a second definition if
8146 the previous one was abstract. Don't replace an abstract instance
8147 in the lookup table.
8149 * dwarf2out.c (dwarf2out_abstract_function): Rename from
8150 gen_abstract_function.
8151 * dwarf2out.h: Declare it.
8152 * toplev.c (note_outlining_of_inline_function): New fn.
8153 * toplev.h: Declare it.
8154 * integrate.c (output_inline_function): Call it.
8155 * c-decl.c (duplicate_decls): Call it when redefining an extern
8156 inline. Don't inline the new defn.
8158 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
8160 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8162 * .gdbinit: Rename to gdbinit.in.
8163 * gdbinit.in: New file,
8164 * configure.in: Generate .gdbinit from gdbinit.in.
8165 * configure: Regenerated.
8166 * Makefile.in (distclean): Always remove .gdbinit.
8168 2001-02-16 Jakub Jelinek <jakub@redhat.com>
8170 * objc/objc-act.c (start_class): Register implemented_classes with
8173 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8175 * cppfiles.c (_cpp_make_system_header): Generate a file
8178 2001-02-15 Jim Meyering <meyering@lucent.com>
8180 * Makefile.in (install-common): Don't depend on installdirs here.
8181 Instead, make each of the lang.install-common targets (e.g.,
8182 c++.install-common in cp/Make-lang.in) depend on it.
8183 (install-driver): Depend on installdirs.
8185 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8187 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8189 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8192 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8194 * invoke.texi (--param): Document.
8196 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8198 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8200 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8202 * i386.md (extendsfdf2_2): Fix constraints.
8204 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8206 * i386.md (fop_df_3 splitter): Fix operand number.
8208 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8210 * invoke.texi (-mreg-alloc): Nuke.
8211 * i386.c (ix86_reg_alloc_order, regs_allocated,
8212 order_regs_for_local_alloc): Nuke.
8213 (override_options): Kill reg_alloc code.
8214 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8215 (REG_ALLOC_ORDER): SSE goes before I387.
8216 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
8217 (ix86_reg_alloc_order): Likewise.
8218 * i386-protos.h (ix86_reg_alloc_order): Kill.
8220 2001-02-14 Richard Henderson <rth@redhat.com>
8222 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
8224 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
8226 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
8228 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
8230 * i386-protos.h (ix86_memory_move_cost): Move offline.
8231 * i386.c (ix86_register_move_cost): Compute properly cost of
8232 SSE, MMX and i387 instructions.
8233 (*_cost): Add costs of SSE/MMX moves.
8234 (ix86_memory_move_cost): Move offline from ....; Likewise.
8235 * i386.h (MEMORY_MOVE_COST): .... here;
8236 (struct processor costs): Add new fields to represent costs
8239 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
8241 * regclass.c (init_reg_sets_1): Reinstall the optimization of
8242 move_cost together with Matt Kraai's fix.
8244 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8246 * Makefile.in (OBJS): Add params.o.
8248 2001-02-14 Richard Henderson <rth@redhat.com>
8249 DJ Delorie <dj@redhat.com>
8251 * jump.c (jump_optimize_1): When we delete a conditional jump
8252 preceeding a non-conditional jump to effectively the same place,
8253 make sure that the combined jump skips any clobber insns between
8256 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8258 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
8260 2001-02-14 Mark Mitchell <mark@codesourcery.com>
8262 * Makefile.in (toplev.o): Depend on params.h.
8263 (intergate.o): Likewise.
8264 (params.o): New target.
8265 * flags.h (inline_max_insns): Remove.
8266 * integrate.c: Include params.h.
8267 Use MAX_INLINE_INSNS instead of inline_max_insns.
8268 * params.c: New file.
8269 * params.h: Likewise.
8270 * params.def: Likewise.
8271 * toplev.c: Include params.h.
8272 (lang_independent_params): New variable.
8273 (decode_f_option): Use the param machinery instead of setting
8275 (independent_decode_option): Handle "--param name=value".
8276 (main): Register language-independent parameters.
8278 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
8280 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
8282 2001-02-14 Richard Henderson <rth@redhat.com>
8284 * regclass.c (init_reg_sets_1): Revert last two changes.
8286 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8288 * stor-layout.c (is_pending_size, put_pending_size): New functions.
8289 (variable_size): Call put_pending_size.
8290 * tree.h (is_pending_size, put_pending_size): Add prototypes.
8291 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
8292 sizes list, put newly created SAVE_EXPR there as well.
8294 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8296 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
8297 (errata_find_address_regs): load_group has only 2 entries.
8298 (errata_emit_nops): Likewise. shladd is not problematic.
8299 Clear last_group if nop was emitted.
8300 (fixup_errata): load_group has only 2 entries.
8303 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
8305 * c-lex.c (lex_number): Only warn traditionally for U suffix
8306 outside system macros.
8307 * cppexp.c (parse_number): Similarly.
8308 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
8309 * cppmacro.c (struct cpp_macro): New member node.
8310 (parse_args): Only warn about missing rest args if not
8312 (funlike_invocation_p): Similarly for uninvoked funlike macros.
8313 (cpp_sys_objmacro_p): New.
8314 (_cpp_create_definition): Store the node with the macro defn.
8315 Remember if the macro is defined in a system header.
8317 2001-02-13 DJ Delorie <dj@redhat.com>
8319 * configure.in (check_languages): determine languages to check
8320 * Makefile.in (check-c++): alias for check-g++
8321 (check-f77): alias for check-g77
8322 (CHECK_TARGETS): depend on configured languages
8324 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
8326 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8327 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8328 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8329 (sqrtextendsfdf2): Disable for SSE2.
8331 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8333 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8334 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8335 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8336 (sqrtextendsfdf2): Disable for SSE2.
8338 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
8340 * i386.md (movsfcc_1): Support integer cmove instruction.
8341 (movdfcc_1): Likewise; new splitter.
8343 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
8345 * i386.c (output_fp_compare): Support SSE.
8346 (prepare_fp_compare_args): SSE comparisons always support memory.
8347 * i386.h (TARGET_CMOVE): SSE imply cmove.
8348 * i386.md (cmp?f2): Enable for SSE too.
8349 (cmpfp_i*): Support SSE.
8351 (cmpfp_i_sse_only): New.
8352 (s*, b* fp expanters): Enable for SSE too.
8353 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
8356 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
8358 * regclass.c (init_reg_sets_1): Silence warning.
8360 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
8362 * i386.md (sqrt?f2): Change to expander.
8363 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8365 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8367 * rtlanal.c (find_reg_equal_equiv_note): New function.
8368 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8369 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8370 * rtl.h: Add declarations for above functions.
8372 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8374 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8376 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8377 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8378 * flow.c (mark_regs_live_at_end): Likewise.
8379 (calculate_global_regs_live): Likewise.
8380 * gcse.c (compute_hash_table): Likewise.
8381 (compute_kill_rd): Likewise.
8382 * resource.c (mark_target_live_regs): Likewise.
8383 * rtl.h (INVALID_REGNUM): New macro.
8385 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8387 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8389 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8391 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8394 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8396 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8398 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8399 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8400 (fop_sf_1_sse, fop_df_1_sse): New patterns
8401 (fop_*): Disable float_extend and float patterns for SSE compilation.
8402 * i386.c (output_387_binary_op): Support SSE.
8404 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8406 * i386.md (dummy_extendsfdf2): Support SSE2
8407 (extendsfdf2): Enable if 80387 or SSE2.
8408 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8409 and no MIX_I387_SSE2
8410 (extendsfdf2_1_sse_only): New pattern.
8411 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8413 (truncdfsf2_1): Support SSE.
8414 (truncdfsf2_2): Support SSE.
8415 (truncdfsf2_2_1_sse): New pattern.
8416 (fixtruncsfsi2): Always use SSE if available.
8417 (fix_truncsfsi_sse): New pattern.
8418 (fix_truncdfsi_sse): New pattern.
8419 (floatsis?f2): Support SSE.
8420 (floatsidf2_i387): New pattern.
8421 (floatsidf2_sse): Likewise.
8423 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8425 * configure.in: Use "have_gnat" variable, not "gnat".
8426 * configure: Regenerated.
8428 * config/sparc/sparc.c (function_value): Treat all non-record
8429 aggregate types like used to treat UNION_TYPE.
8431 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8433 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8434 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8436 (MASK_MIX_SSE_I387): New.
8437 (TARGET_SSE): SSE2 imply SSE.
8438 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8439 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8440 (enum reg_class): Add new classes.
8441 (REG_CLASS_NAMES): Likewise.
8442 (REG_CLASS_CONTENTS): Likewise.
8443 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8444 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8445 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8446 (CLASS_MAX_NREGS): Use new macros.
8447 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8448 * i386.md (pushsf, movsf): Support SSE.
8449 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8450 splitters to use ANY_FP_REGNO_P.
8451 (movdf_nointeger, movdf_integer): Likewise.
8453 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8455 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8456 (try_combine): Use it.
8458 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8460 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8461 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8462 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8463 (REGISTER_MOVE_COST): Likewise.
8464 * i386-protos.h (ix86_secondary_memory_needed,
8465 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8466 * i386.c (ix86_secondary_memory_needed,
8467 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8469 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8471 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8472 (HARD_REGNO_MODE_OK): Move offline to ....
8473 * i386.c (ix86_hard_regno_mode_ok) ... here;
8474 refuse all incorrect modes.
8475 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8477 2001-02-13 Richard Henderson <rth@redhat.com>
8479 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8480 entire operator; replicate that and match_dup the operands.
8481 (cmp_ccx_arith_op_set): Likewise.
8482 (cmp_cc_arith_op_not_set): Likewise.
8483 (cmp_ccx_arith_op_not_set): Likewise.
8485 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8487 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8489 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8491 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8492 (TARGET_NO_BITFIELD_WORD): New macro.
8493 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8494 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8496 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8498 * cselib.c: New file, from simplify-rtx.c.
8499 * simplify-rtx.c: Remove cselib parts.
8500 * Makefile.in: Add cselib.o.
8502 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8504 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8505 (setup_incoming_varargs): Remove warning.
8507 * config/rs6000/rs6000.c (validate_condition_mode): When
8508 flag_fast_math, allow floating-point conditionals to be reversed.
8509 (rs6000_generate_compare): When flag_fast_math, don't generate
8510 cror operations for FP conditionals.
8512 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
8514 (ASM_SPEC): Likewise.
8515 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
8516 (CC1_SPEC): Likewise.
8517 (LINK_TARGET_SPEC): Likewise.
8518 (CPP_ENDIAN_SPEC): Likewise.
8519 * Makefile.in (check-consistency): New target.
8521 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
8523 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
8524 "return type defaults" warning for functions with return type
8526 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
8527 function declarations by default rather than only when pedantic.
8529 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
8531 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
8534 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8536 * extend.texi (Deprecated): Deprecate new initializer lists.
8538 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8540 * mkdeps.c (deps_add_default_target): Robustify. Add
8541 basename component only.
8542 * cpp.texi (-M): Describe how default target is generated.
8543 * invoke.texi (-M): Likewise.
8545 2001-02-12 Kazu Hirata <kazu@hxi.com>
8547 * toplev.c (push_float_handler): Remove.
8548 (pop_float_handler): Remove.
8549 * toplev.h: Remove prototypes for the above functions.
8551 2001-02-12 Jakub Jelinek <jakub@redhat.com>
8553 * c-common.c (constant_fits_type_p): New function.
8554 (convert_and_check): Use it.
8556 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8558 * Makefile.in (GXX_ABI_FLAG): Don't define.
8559 * configure.in (--enable-new-gxx-abi): Remove option.
8560 * config.in: Regenerated.
8561 * configure: Likewise.
8563 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
8565 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
8567 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
8568 regular basic block, and arrange for all edges into it to switch
8571 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8573 * Makefile.in (distclean): Do not remove .gdbinit.
8575 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8577 * Makefile.in (gcc.o): Fix typos.
8578 (protize.o): Likewise.
8579 (unprotoize.o): Likewise.
8581 2001-02-11 Richard Henderson <rth@redhat.com>
8583 * tree.c (build1): Check for null operand in last change.
8585 2001-02-11 Richard Henderson <rth@redhat.com>
8587 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
8588 (fold): Don't assume a constant isn't foldable.
8589 * tree.c (build): Set TREE_CONSTANT for an expression with no
8590 side-effects and constant operands.
8593 2001-02-10 Richard Henderson <rth@redhat.com>
8595 * jump.c (squeeze_notes): Revert 2000-05-12 change.
8597 2001-02-10 Anthony Green <green@redhat.com>
8599 * cpp.texi (Standard Predefined): Add documentation for
8602 * c-common.c (combine_strings): Improve warning message.
8604 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
8606 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
8608 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
8610 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
8612 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
8615 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8617 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
8620 2001-02-09 Nick Clifton <nickc@redhat.com>
8622 * config/arm/arm.md: Change output contraint on post inc
8623 load/store multiple patterns to be a read/write contraint.
8625 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
8627 * gcc.c (cpp_options): Delete .d files on error. Don't delete
8628 .o files when using the -M options.
8630 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8631 David Edelsohn <edelsohn@gnu.org>
8633 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
8634 handle DImode constants. Use one TOC entry for SImode and smaller
8635 constants, aligned properly.
8637 2001-02-08 Jason Merrill <jason@redhat.com>
8639 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
8640 about the SP adjustment for saving the static chain pointer.
8641 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
8642 offset when setting a temporary CFA register.
8644 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
8646 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
8647 powerpc-*-chorusos* .
8648 * config/rs6000/chorus.h : New file.
8649 * config/i386/chorus.h : New file.
8650 * config/sparc/chorus.h : New file.
8651 * config/sparc/t-chorus-elf : New file.
8653 2001-02-08 David Edelsohn <edelsohn@gnu.org>
8655 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
8656 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
8657 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
8658 (__WCHAR_TYPE__): Correct macro name.
8660 2001-02-08 Richard Henderson <rth@redhat.com>
8662 * config/i386/i386.c (ix86_frame_pointer_required): New.
8663 (ix86_setup_frame_addresses): New.
8664 (struct machine_funciton): Add accesses_prev_frame.
8665 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
8666 ix86_frame_pointer_required.
8667 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
8668 (SETUP_FRAME_ADDRESSES): New.
8669 * config/i386/i386-protos.h: Update.
8670 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
8671 from FRAME_POINTER_REQUIRED.
8672 * config/i386/svr3gas.h: Likewise.
8673 * config/i386/sysv3.h: Likewise.
8674 * config/i386/v3gas.h: Likewise.
8676 2001-02-08 Richard Henderson <rth@redhat.com>
8678 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8679 calculation of the number of integer registers required.
8680 (function_arg_record_value): Likewise.
8682 2001-02-08 Jason Merrill <jason@redhat.com>
8684 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8685 two. Print file and line with "confused" message.
8687 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8689 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8691 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8693 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8695 * final.c (cleanup_subreg_operands): The address of a MEM can
8698 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8701 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
8703 * gcc.texi (Incompatibilities): Update documentation of
8704 preprocessing numbers.
8706 2001-02-07 Jakub Jelinek <jakub@redhat.com>
8708 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
8710 2001-02-07 Mark Mitchell <mark@codesourcery.com>
8712 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
8714 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
8715 * gcc.c (struct compiler): Add cpp_spec field.
8716 (input_file_compiler): New variable.
8717 (do_spec_1): Allow a particular compiler to handle `%C'
8719 (main): Store the current compiler in input_file_compiler.
8720 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
8722 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
8724 * cpphash.h (struct spec_nodes): Add n_true and n_false.
8725 * cppinit.c (cpp_create_reader): Initialize them.
8726 (append_include_chain): cxx_aware arg might be unused.
8727 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
8728 keywords and give them their phase 7 meaning. Pedwarn about
8729 this unless '__bool_true_false_are_defined' is defined.
8731 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8733 * lcm.c (optimize_mode_switching): Emit mode_set before the
8734 JUMP_INSN of an abnormal edge.
8736 2001-02-07 Bernd Schmidt <bernds@redhat.com>
8738 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
8739 a scheduling barrier at the end.
8741 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
8743 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8745 * config/sh/sh.md (reload_outsf): Removed.
8746 (movsf_ie): Introduce constraints for FPUL loads and stores.
8747 (reload_insf): Broaden the output constraint.
8749 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
8751 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
8752 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
8754 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
8756 * final.c: Revert my previous changes.
8757 * output.h: Make profile_label_no extern.
8758 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
8759 for generating label.
8761 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
8763 * config/i386/djgpp.h: Add comments about standard paths.
8764 (MD_EXEC_PREFIX): Undefine before defining.
8765 (MD_STARTFILE_PREFIX): New.
8767 2001-01-30 Bruce Korb <bkorb@gnu.org>
8769 fixinc/fixincl.c(process): Emit error message only if appropriate :)
8770 (load_file): do not rely on load_file_data() to close file pointer
8771 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
8772 fixinc/inclhack.def(irix_limits_const): add test_text
8774 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8776 * cppexp.c (parse_defined): Improve diagnostics for invalid
8779 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8781 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
8783 2001-02-06 Mark Mitchell <mark@codesourcery.com>
8785 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
8786 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
8787 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
8788 (rs6000_output_symbol_ref): New function.
8789 (output_toc): Use VTABLE_NAME_P.
8791 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8793 * print-tree.c (print_node, case PARM_DECL):
8794 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
8796 * stor-layout.c (reference_types_internal): New variable.
8797 (internal_reference_types): New function.
8798 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
8799 * tree.h (internal_reference_types): New declaration.
8801 * cse.c (find_best_addr): Fix typo in computing cost.
8803 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8805 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
8806 and this is the sum of a pointer and a constant, we know the result
8808 (num_sign_bit_copies, case PLUS): Likewise.
8809 * explow.c (convert_memory_address): Remove opposite SUBREG.
8810 * function.c (instantiate_new_reg): New function (from common code).
8811 (instantiate_virtual_regs_1): Call it.
8812 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
8813 if pointers sign- or zero-extend.
8814 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
8815 If pointers extend unsigned, use inside of SUBREG.
8816 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
8818 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
8820 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
8821 subdir of gcc_gxx_include_dir.
8822 (gcc_gxx_target_include_dir): Remove.
8824 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
8826 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
8827 (dwarf2out_frame_debug_expr): Revise introductory comments to add
8828 a high-level description.
8830 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
8832 * final.c: Move the declaration of profile_label_no to ...
8833 * output.h: ... here.
8834 * function.c (expand_function_start): Call PROFILE_HOOK.
8835 * config/rs6000/aix.h: Define PROFILE_HOOK.
8836 * config/rs6000/rs6000-protos.h: output_profile_hook new.
8837 * config/rs6000/rs6000.c (output_profile_hook): Define.
8838 (output_prolog): Do nothing for ABI_AIX as it is taken care by
8839 output_profile_hook.
8840 tm.texi : Explain new macro PROFILE_HOOK.
8842 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
8844 * extend.texi (Extended Asm): Do not say that semicolon is always
8845 a valid line-breaking character for GNU assemblers. Use
8846 newline-tab as the most commonly supported syntax. Use
8847 newline-tab rather than semicolon in multi-insn examples.
8849 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8851 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
8853 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8854 David Edelsohn <edelsohn@gnu.org>
8856 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
8857 code for AIX, even without flag_pic.
8859 2001-02-05 Jakub Jelinek <jakub@redhat.com>
8861 * c-typeck.c (common_type): push and pop binding level around
8862 calling common_type on function parameters.
8864 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
8866 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
8868 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8870 * config/mips/mips.c (override_options): Fix typo in last change.
8871 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
8872 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
8874 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
8876 * invoke.texi (-fdump-class-layout): Document.
8877 (-fdump-translation-unit): Use `=' as filename separator.
8879 2001-02-05 Mark Mitchell <mark@codesourcery.com>
8881 * Makefile.in (s-mlib): Don't build multilibs if
8883 (DRIVER_DEFINES): Adjust accordingly.
8885 (protoize.o): Likewise.
8886 (unprotoize.o): Likewise.
8887 * configure.in: Recognize --enable-multilib.
8889 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8891 * Makefile.in (DRIVER_DEFINES): Fix quoting.
8893 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
8894 * configure.in: Remove --enable-libstdcxx_v3 support.
8895 * configure: Regenerated.
8897 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8899 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
8900 Call abort instead of fatal.
8901 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
8902 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
8903 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
8904 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
8905 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
8906 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
8908 * diagnostic.h (set_internal_error_function): Renamed.
8909 * toplev.h (internal_error): Renamed from fatal.
8910 (pfatal_with_name): Deleted.
8911 (fatal_io_error): Now has printf-style arguments.
8912 * diagnostic.c (pfatal_with_name): Deleted.
8913 (fatal_io_error): Rework to have args in printf-style.
8914 (set_internal_error_function): Renamed from set_fatal_function.
8915 (internal_error): Renamed from fatal.
8916 (error_recursion, fancy_abort): Call internal_error instead of fatal.
8917 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
8918 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
8919 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
8920 * flow.c (verify_flow_info): Likewise.
8921 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
8922 * config/mips/mips.c (save_restore_insns): Likewise.
8924 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
8925 * flow.c (verify_flow_info): Likewise.
8926 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
8927 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
8928 (avr_normalize_condition): Likewise.
8929 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
8930 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
8931 (limit_reload_class, double_reg_to_memory): Likewise.
8932 (print_operand_address, emit_1600_code_shift): Likewise.
8933 (gen_tst_reg, gen_compare_reg): Likewise.
8934 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
8935 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
8937 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
8939 * c-parse.in (methoddef): Call fatal_error instead of fatal.
8940 * objc/objc-act.c (build_ivar_chain): Likewise.
8941 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
8943 * graph.c (clean_graph_dump_file): Likewise.
8944 * profile.c (init_branch_prob): Likewise.
8945 * objc/objc-act.c (objc_init): Likewise.
8947 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
8948 * config/avr/avr.c (avr_override_options): Likewise.
8949 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
8950 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
8951 * config/h8300/h8300.c (h8300_init_once): Likewise.
8952 * config/mips/mips.c (override_options): Likewise.
8953 * config/i386/i386.c (override_options): Likewise, rework.
8954 * config/m68k/m68k.c (override_options): Likewise.
8956 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
8958 * config/mips/mips.c (print_operand): Likewise.
8959 * hash.c (hash_allocate): Don't check for failure returns from
8960 obstack functions that can't fail.
8961 (hash_table_init_n, hash_table_init): Likewise; also now return void.
8962 * hash.h (hash_table_init_n, hash_table_init): Now return void.
8963 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
8964 (get_object_reference): Likewise.
8966 2001-02-04 Nick Clifton <nickc@redhat.com>
8968 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
8969 StrongARM1110, 10TDMI, and 1020T.
8971 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8973 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
8975 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
8977 * config/sh/sh.md (movdf load split): Pass register number to
8978 FP_OR_XD_REGISTER_P.
8980 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8982 * cppinit.c (BC): New macro.
8983 (builtin_array): Add __GXX_WEAK__.
8984 * cpplib.h (builtin_type): Add BT_WEAK.
8985 * cppmacro.c (builtin_macro): Handle BT_WEAK.
8986 * defaults.h (SUPPORTS_ONE_ONLY): Define.
8987 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
8989 2001-02-03 Jakub Jelinek <jakub@redhat.com>
8991 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
8993 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8995 * cpphash.h: Rename _ALIGN POOL_ALIGN.
8996 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8998 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9000 * cpphash.h: Rename ALIGN _ALIGN.
9001 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9003 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
9005 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
9006 compilation environment.
9007 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
9008 control over location of cygwin includes and libs.
9010 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9012 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
9014 2001-02-02 lars brinkhoff <lars@nocrew.org>
9016 * md.texi (Standard Names): remove reference to spur.md.
9018 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9020 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
9021 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
9022 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
9023 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
9024 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
9026 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9028 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
9029 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
9030 number before reload.
9031 (c4x_adjust_cost): Return zero before reload.
9032 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
9033 split before reload.
9035 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9037 * c4x.c (c4x_hard_regno_rename_ok): New.
9038 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
9039 * c4x.h (HARD_REGNO_RENAME_OK): Define.
9041 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9043 * diagnostic.h: Add missing "extern" in all declarations.
9045 2001-02-02 Alex Samuel <samuel@codesourcery.com>
9047 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
9048 as for gcc_gxx_include_dir.
9050 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9052 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
9054 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9056 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
9057 label before alignment to be used as the braf base address.
9058 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
9060 (casesi_jump_2): Require at least TARGET_SH2.
9062 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
9063 truncation to 32-bit doubles on -m3e and -m4-single-only.
9065 2001-02-02 Mark Mitchell <mark@codesourcery.com>
9067 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
9068 the default when building a shared object.
9069 (init_spec): Use it.
9070 * testsuite/lib/g++.exp: Include the directory where libgcc
9071 is located to the LD_LIBRARY_PATH list.
9072 * invoke.texi (-shared-libgcc): Document the cases in which
9073 GCC defaults to using the shared libgcc.
9075 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9077 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
9078 unsigned is wide enough.
9080 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
9081 (si_to_float): Likewise.
9082 (float_to_si, float_to_usi): Use BITS_PER_SI.
9084 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9086 * dwarf2out.c: Added explanation of abbreviations.
9087 (def_cfa_1): Added comments listing DWARF2 instructions.
9088 (cfa_temp_reg): Removed in favor of cfa_temp.
9089 (cfa_temp_value): Removed in favor of cfa_temp.
9090 (cfa_temp): New global variable.
9091 (dwarf2out_frame_debug_expr): Added extensive introductory
9092 comments explaining the function's transformations. Revised to
9093 use cfa_temp. Added some rtx checking. Generalize IOR case.
9094 (dwarf2out_frame_debug): Revised to use cfa_temp.
9095 (output_aranges): Cast as "unsigned" to avoid warning.
9096 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
9097 explain which instructions must be marked.
9099 2001-02-01 Richard Henderson <rth@redhat.com>
9101 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
9104 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
9106 * config/sh/crt1.asm (main_k): Modified so that start calls
9107 ___setup_argv_and_call_main.
9109 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
9111 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
9112 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
9113 and AVOID_LPASTE is cleared on meeting an unescaped newline.
9114 * cppmacro.c (builtin_macro): Set builtin flags here.
9115 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
9116 (replace_args): Clarify intent.
9117 (cpp_get_token): Macro expansion tokens get the saved flags.
9119 * cppmain.c (scan_buffer): Remove now-redundant print.printed
9122 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9124 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
9127 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9129 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
9130 returns Pmode pseudo, but we need ptr_mode.
9131 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
9132 Remove bogus conversions; use HOST_WIDE_INT for size.
9133 Don't use TARGET if wrong mode.
9135 * config/i386/i386.c (ix86_compute_frame_size): Allow
9136 stack_alignment_needed to be non-default even if size is zero.
9138 2001-01-31 Alan Modra <alan@linuxcare.com.au>
9140 * pa.c (hppa_init_pic_save): New function.
9141 * pa.h (hppa_init_pic_save): Declare.
9142 * pa.md (call, call_value, sibcall, sibcall_value): Use
9143 the above instead of duplicated code.
9145 * pa.c (hppa_encode_label): Correct size of alloca buffer
9146 so we don't overrun it. Correct leading `*' case.
9147 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
9148 need to handle `*@'.
9149 (FUNCTION_NAME_P): Likewise.
9151 2001-01-31 Richard Henderson <rth@redhat.com>
9153 * config.gcc (alpha-osf5): Use float-i128.h.
9155 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
9156 * config/float-i32.h: Likewise.
9157 * config/float-i64.h: Likewise.
9158 * config/float-sh.h: Likewise.
9159 * config/float-sparc.h: Likewise.
9161 2001-01-31 DJ Delorie <dj@redhat.com>
9163 * expmed.c (extract_bit_field): allow non-integral modes if we
9164 want to extract a whole register from itself.
9166 2001-01-31 Jakub Jelinek <jakub@redhat.com>
9168 * c-typeck.c (set_init_index): If first is equal to last, assume as
9169 if it was not a range at all.
9171 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9173 * config/fp-bit.c: Include tm.h.
9174 (float_to_si): Don't assume SImode is 32-bits wide.
9175 (float_to_usi): Likewise.
9177 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9179 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9181 (typename): Call pending_xref_error after parsing typed_typespecs.
9182 * c-decl.c (lookup_tag): Give error immediately rather than
9183 leaving it pending if the tag of the wrong type is in the same
9185 (xref_tag): Don't pedwarn for forward declarations of enum types
9187 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9190 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9192 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9194 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9196 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9197 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9199 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9201 * cpphash.h (struct cpp_reader): New saved_flags.
9202 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9203 to avoid a paste after a pasted token.
9205 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9207 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9208 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9209 Wtype_MIN instead of LONG_MIN.
9211 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9213 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9215 * fixinc/fixincl.x: Regenerated.
9216 * fixinc/inclhack.def (irix_limits_const): New definition to
9217 convert "const" to "__const" in limits.h.
9219 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9221 * fixinc/genfixes (AG): Fix "autogen4" thinko.
9223 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9225 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
9226 when register dies in the insn.
9228 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9230 * diagnostic.c (fatal): Fix word wrap.
9232 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
9234 * combine.c (try_combine): Fix SUBREG setting for
9235 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
9237 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9239 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
9242 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9244 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
9246 * toplev.c (decode_W_option): Update warn_larger_than
9247 unconditionally for each processed switch.
9249 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9251 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
9253 (hppa_expand_prologue): Delete code to save pic offset table register
9254 in the function prologue.
9255 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
9256 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
9257 table register at the beginning of the function after the prologue.
9259 2001-01-29 lars brinkhoff <lars@nocrew.org>
9261 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
9263 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
9264 Jeff Law <law@redhat.com>
9266 * pa.md (return): Revise comment for trivial return.
9267 (return_internal): Non-trivial return pattern for non-PIC code.
9268 (return_internal_pic): Non-trivial return pattern for PIC code.
9269 It uses the PIC register to ensure it is restored after
9271 (epilogue): Generate appropriate return for PIC and non-PIC code.
9273 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
9275 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
9277 2001-01-29 DJ Delorie <dj@redhat.com>
9279 * combine.c (if_then_else_cond): Pass the correct mode to
9280 operand_subword() for constants.
9282 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
9284 * config/i386/cygwin.h: Add w32api to include search. Search different
9285 directories in a cross-build environment.
9287 2001-11-29 Tim Josling <tej@melbpc.org.au>
9289 * tree.h (TYPE_STUB_DECL): Add documentation.
9291 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
9293 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
9294 (sdbout_field_types): Likwise. Fix use of host_integerp.
9296 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
9298 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
9301 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
9303 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
9304 to use flag_gnu_linker.
9306 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9308 * cpplib.c (T_BAD_DIRECTIVE): Remove.
9309 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
9311 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
9313 * tree.c, tree.h (build_parse_node): Remove; was identical to
9315 * c-lang.c (start_cdtor), objc/objc-act.c
9316 (build_module_descriptor): Use build_nt instead of
9319 2001-01-29 Jakub Jelinek <jakub@redhat.com>
9321 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
9322 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
9323 not have any upper bits set.
9325 2001-01-29 Phil Edwards <pme@sources.redhat.com>
9327 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
9329 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9331 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
9333 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
9335 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
9336 (integer_minus_one_node): Define.
9338 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
9340 * Makefile.in (bootstrap2-lean): Fix typo.
9342 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
9344 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
9345 : Don't set fe_value.
9346 * cpplib.h (AVOID_LPASTE): New flag.
9347 (struct cpp_hashnode): Remove fe_value.
9348 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
9349 * cppmacro.c (builtin_macro): Don't set flags here.
9350 (replace_args): Set AVOID_LPASTE flag on first token of an
9351 argument, and the token following it.
9352 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
9353 macro expansion, and on the token following it. Do it for
9355 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
9357 2001-01-27 Richard Henderson <rth@redhat.com>
9359 * config/alpha/t-ieee: Remove multilibbing.
9360 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9362 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9364 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9366 * Makefile.in: Remove all dependencies on defaults.h.
9367 * builtins.c: Don't include defaults.h.
9368 * c-common.c: Likewise.
9369 * c-decl.c: Likewise.
9370 * c-pragma.c: Likewise.
9371 * c-typeck.c: Likewise.
9372 * combine.c: Likewise.
9374 * frame-ia64.c: Likewise.
9375 * cppexp.c: Likewise.
9376 * crtstuff.c: Likewise.
9377 * dbxout.c: Likewise.
9378 * dwarf2out.c: Likewise.
9379 * dwarfout.c: Likewise.
9380 * emit-rtl.c: Likewise.
9381 * except.c: Likewise.
9383 * final.c: Likewise.
9384 * frame-dwarf2.c: Likewise.
9385 * libgcc2.c: Likewise.
9386 * optabs.c: Likewise.
9387 * profile.c: Likewise.
9388 * sdbout.c: Likewise.
9389 * toplev.c: Likewise.
9390 * tradcif.y: Likewise.
9392 * varasm.c: Likewise.
9394 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9396 * builtins.c (expand_builtin_fputs): Use size_one_node when
9397 transforming into fwrite.
9399 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9401 * extend.texi (Attribute Syntax): New section.
9403 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9405 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9406 they didn't need fixing.
9408 2001-01-27 Janis Johnson <janis@us.ibm.com>
9410 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9412 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9413 to remove macro definitions that are duplicated from elfos.h.
9415 2001-01-27 Richard Henderson <rth@redhat.com>
9417 * config/i386/sco5gas.h: Move ...
9418 * config/usegas.h: ... here.
9419 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9421 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9423 * c-typeck.c (struct constructor_stack): Add range_stack member.
9424 (really_start_incremental_init): Clear it.
9425 (push_init_level): Save constructor_range_stack and clear it if
9426 pushing explicit braces.
9427 (pop_init_level): abort if constructor_range_stack is non-zero at
9428 explicit closing brace. Restore saved constructor_range_stack if
9431 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9433 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9434 into register was forced into memory.
9436 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9438 * Makefile.in: Remove uses of + before $(MAKE).
9440 2001-01-26 Richard Henderson <rth@redhat.com>
9442 * stmt.c (cost_table): Remove.
9443 (COST_TABLE, cost_table_initialized): New.
9444 (estimate_case_costs): Use the later instead of the former.
9445 (balance_case_nodes): Likewise.
9447 2001-01-26 Richard Henderson <rth@redhat.com>
9449 * alias.c (objects_must_conflict_p): Read-only slots may not
9450 conflict despite having the same type.
9452 2001-01-27 Michael Hayes <mhayes@redhat.com>
9454 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9456 (check_ext_dependant_givs): Initialise u_start_val and
9458 (load_mems): Make last_max_reg unsigned.
9459 (try_swap_copy_prop): Use INSN_P and initialise set.
9461 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9463 * README.AVR : Removed.
9465 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9467 * pa-64.h (text_section): Remove declaration.
9469 * pa.md (return_internal): Remove mode on PIC register use.
9471 2001-01-25 lars brinkhoff <lars@nocrew.org>
9473 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9474 ASM_CLOSE_PAREN): fix typos.
9476 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9478 * acconfig.h: Define `const' to the empty string if neither
9479 __STDC__ nor __cplusplus is defined.
9480 * config.in: Regenerated.
9482 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9484 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9485 * collect2.c (main): Delete importf. Add ".obj" file extension.
9486 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9487 (aix_std_libs): Add additional AIX libraries to skip.
9488 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9489 * config/rs6000/aix51.h: New file.
9491 2001-01-25 Michael Hayes <mhayes@redhat.com>
9493 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9494 (loop_insn_emit_before): No longer static.
9495 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9496 (loop_givs_rescan, load_mems): Likewise.
9497 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9498 (maybe_eliminate_biv_1):
9499 (move_movables): Replace emit_call_insn_before with
9500 loop_call_insn_hoist.
9501 * loop.h (loop_insn_emit_before): Add.
9502 * unroll.c (copy_loop_body): Replace emit_insn_before with
9503 loop_insn_emit_before.
9505 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
9507 * diagnostic.c (fatal): Request preprocessed source.
9509 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
9511 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
9512 olddecl has argument types and newdecl has none, use the argument
9515 2001-01-24 Ulrich Drepper <drepper@redhat.com>
9517 * dwarf2out.c (prefix_of): New function. Determine longest common
9518 prefix of the two arguments. The units are whole path components.
9519 (output_file_names): When adding a new directory find the one entry
9520 with the longest common prefix already in the list. Artificially
9521 generate entry if there is none for this prefix.
9522 Fix test to check whether the zeroth directory entry is used.
9524 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
9526 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
9527 Changed all callers. Take it into account when deciding if a
9528 previously loaded value matches.
9530 2001-01-24 Richard Henderson <rth@redhat.com>
9532 * reload.c (find_reloads_subreg_address): Fail the substitution
9533 if the resulting address is insufficiently aligned.
9535 2001-01-24 DJ Delorie <dj@redhat.com>
9537 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
9538 check the original operand's mode also.
9539 * simplify-rtx.c (simplify_ternary_operation): Ditto.
9541 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9543 * c-parse.in (cast_expr): Move compound literals from here ...
9544 (primary): ... to here. Use standard terminology "compound
9545 literal" instead of "constructor expression".
9547 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9549 * gcc.1, cpp.1: Regenerate.
9551 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
9553 * calls.c (emit_library_call_value_1): Memory slot for
9554 pass-by-reference argument should have the mode of the argument,
9555 not of the pointer to it.
9557 2001-01-24 Tom Tromey <tromey@redhat.com>
9559 * gcc.texi (G++ and GCC): Mention gcj manual.
9560 (Standards): Link to section of manual mentioning gcj/Java
9563 2001-01-24 Jakub Jelinek <jakub@redhat.com>
9565 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
9566 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
9567 * tradcpp.c (main): Add -imacros or -include'd dependencies
9569 * cpp.texi (-M, -MM): Document -M -include behaviour.
9571 2001-01-24 Roger Collins <roger@ProProject.com>
9573 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
9575 2001-01-24 Will Cohen <wcohen@redhat.com>
9577 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
9578 whether registers are 32 bits or 64 bits in size.
9580 2001-01-24 Ben Elliston <bje@redhat.com>
9582 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
9584 2001-01-24 Richard Henderson <rth@redhat.com>
9586 * config/alpha/alpha.md (builtin_longjmp_internal): New.
9587 (builtin_longjmp): Use it instead of emit_indirect_jump.
9589 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
9591 * bb-reorder.c (make_reorder_chain_1): Handle case where
9592 jump edge goes to the same block as the fallthru edge.
9594 2001-01-23 Jim Wilson <wilson@redhat.com>
9596 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
9597 * frame.h (__ia64_personality_v1): Add prototype.
9598 * libgcc2.c (ia64_throw_helper): Change personality declaration to
9599 prototype form. Add void * cast to first argument to personality
9601 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
9602 (asctoe113): Likewise.
9603 * config/ia64/frame-ia64.c: Include eh-common.h.
9604 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
9606 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
9608 (itanium_split_issue): Add prototype.
9609 (gen_nop_type): Ifdef out.
9610 (find_best_packet): Initialize best_packet.
9611 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
9613 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
9614 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
9615 (flushrs): Add explicit stop bit at end.
9616 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
9619 2001-01-23 Chris Demetriou <cgd@broadcom.com>
9621 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
9623 * libgcc2.c (__terminate_func): Make variable static.
9624 (__terminate_set_func): New function to set __terminate_func.
9625 * libgcc2.h (__terminate_func_ptr): New typedef.
9626 (__terminate_set_func): New function.
9628 2001-01-23 Richard Henderson <rth@redhat.com>
9630 * flow.c (init_propagate_block_info): Don't consider unchanging
9631 memories for dead frame store elimination.
9633 2001-01-23 Richard Henderson <rth@redhat.com>
9635 * varasm.c (UNIQUE_SECTION): Move default implementation ...
9636 * defaults.h: ... here.
9638 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9640 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
9642 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9644 * c-lex.c (lex_charconst): Fix typo: s/p/str.
9646 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9648 * rs6000.h (rs6000_return_addr): Move prototype from here...
9649 * rs6000-protos.h (rs6000_return_addr): ...to here.
9650 (rs6000_init_expanders): Delete prototype.
9652 2001-01-23 Nick Clifton <nickc@redhat.com>
9654 * invoke.texi: Replace , with \, inside @gccoptlist macros.
9655 (Spec Files): Document %B and %j and %. and %v3 and %M and
9656 %{S*&T} spec switches.
9658 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9660 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
9662 2001-01-23 Chris Demetriou <cgd@sibyte.com>
9663 Neil Booth <neil@daikokuya.demon.co.uk>
9665 * cpperror.c: Merge handlers of PEDWARN and WARNING.
9666 Have -Werror make pedantic warnings errors, like the
9669 2001-01-23 Phil Edwards <pme@sources.redhat.com>
9671 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
9673 2001-01-23 Jakub Jelinek <jakub@redhat.com>
9675 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
9676 * integrate.c (expand_inline_function): Initialize them.
9677 (subst_constants): If changing COMPARE so that both its arguments
9678 will be VOIDmode and the comparison mode will be lost, note
9679 compare_mode. Use the recorded compare_mode to optimize
9682 2001-01-23 Jason Merrill <jason@redhat.com>
9684 * dwarf2out.c (new_die): Use xcalloc.
9685 (output_die): Abort rather than emit a local reference to offset 0.
9687 2001-01-17 Andrew Haley <aph@redhat.com>
9689 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9690 of a saved register; return NULL instead.
9691 (copy_reg): Take a pointer to a source register rather than a
9693 (next_stack_level): Remember the address in the stack frame of all
9695 Use the saved register pointer array as the source of the CFA.
9696 (throw_helper): Rewrite. Unwind once rather than twice and keep
9697 track of saved registers as we go.
9699 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9701 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9702 * c4x.c (c4x_legitimize_reload_address): Remove.
9703 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
9704 reload address for ldp(k) insn.
9706 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
9708 * pa.md (return_internal): Add a USE of the PIC register to ensure
9709 it is restored after each call.
9710 (return expander): Corresponding changes.
9712 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9714 * rs6000.h (INIT_EXPANDERS): Delete.
9715 (RETURN_ADDR_RTX): Call rs6000_return_addr().
9716 * rs6000.c (rs6000_override_options): Call *_machine_status from
9718 (rs6000_init_expanders): ...instead of here. Delete.
9719 (rs6000_mark_machine_status): New function.
9720 (rs6000_init_machine_status): Use xcalloc.
9721 (rs6000_return_addr): Generate RTX for the return address.
9722 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
9723 (rs6000_stack_info): Use it.
9725 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
9727 * gthr-win32.h: Include errno.h to get a declaration for
9728 EINVAL and _mingw.h if the target is mingw32.
9730 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
9732 * cpp.texi: Correct typos.
9734 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9736 * explow.c (probe_stack_range): Ensure value passed to
9737 stack_check_libfunc is ptr_mode, not Pmode.
9739 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
9741 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
9742 case, don't use operand_subword to calculate a SUBREG that is
9745 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
9747 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9749 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
9750 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
9751 valid. If not replace it by equivalent insns.
9753 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9755 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
9756 contains SYMBOL_REF, LABEL_REF and CONST_INT.
9757 (c4x_U_constraint, symbolic_address_operand): Likewise.
9758 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
9760 (c4x_r11_set_p, c4x_check_laj_p): New functions.
9761 * c4x-protos.h (c4x_check_laj_p): Add prototype.
9762 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
9763 anulling slot because of silicon bug.
9764 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
9766 2001-01-22 Alan Modra <alan@linuxcare.com.au>
9768 * cppexp.c (parse_charconst): Change `mask' type to agree
9771 2001-01-21 Richard Henderson <rth@redhat.com>
9773 * config/i386/i386.c (ix86_asm_file_end): Disable putting
9774 pic_label_name in a linkonce section.
9776 2001-01-17 Philipp Thomas <pthomas@suse.de>
9778 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
9780 * configure: Regenerate.
9782 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
9784 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
9785 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
9787 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
9789 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
9790 If REVERSE nonzero then condition code in X must be reversed.
9791 (encode_section_info): Optimise if/else.
9792 (avr_function_value): Fix formatting.
9794 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
9795 (difficult_branch): Likewise.
9796 (rvbranch): Likewise.
9797 (difficult_rvbranch): Likewise.
9799 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
9801 * config/avr/libgcc.S: Fix comment.
9803 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9805 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
9807 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9809 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
9811 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9813 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
9814 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
9815 * configure, config.in: Regenerate.
9816 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
9817 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
9818 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
9819 (doprint.o): New rule.
9821 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
9823 * c-typeck.c (digest_init): Handle boolean types as scalars.
9825 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9827 * stmt.c (expand_return): Don't return anything if size is zero.
9828 Delete redundant assignment to BYTES.
9829 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
9831 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
9833 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
9834 the same as the default library function names.
9835 * config/avr/avr.md: Document special characters after '%'.
9836 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
9837 knowing which of the call-used registers are really clobbered.
9838 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
9839 New. Both quotient and remainder from one libgcc.S call.
9840 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
9841 clobber as few registers as possible.
9842 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
9844 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
9846 * cppmacro.c (funlike_invocation_p): Don't move back up to the
9847 context of the top of the stack.
9849 2001-01-20 Jakub Jelinek <jakub@redhat.com>
9851 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
9852 (fixup_var_refs_insns): ...here.
9854 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
9856 * function.c (fixup_var_refs_insns): Break up into
9857 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
9858 [loop over entire insn list], and fixup_var_refs_insns_with_hash
9859 [loop over hash table entries].
9860 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
9861 fixup_var_refs_insns_with_hash, to match above changes.
9863 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
9865 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
9866 (libgcc.a): Likewise.
9867 (stmp-multilib): Likewise.
9868 (STAGE2_FLAGS_TO_PASS): Likewise.
9870 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
9872 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
9873 temporary if no_new_pseudos.
9875 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
9877 * cppinternals.texi: Update.
9879 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
9881 * arm.c (arm_init_builtins): Re-enable builtins.
9883 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9885 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
9886 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
9887 element to be null, and always expect an EXPR_LIST.
9888 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
9889 * sched-deps.c (sched_analyze_1): Likewise.
9890 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9892 * regclass.c (max_set_parallel): New variable.
9893 (reg_scan): Take it into account in computation of max_parallel.
9894 (reg_scan_mark_refs, case SET): Compute it.
9896 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
9898 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
9899 * function.c (assign_parms): Use INTVAL for a CONST_INT.
9901 2001-01-19 Jason Merrill <jason@redhat.com>
9903 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
9904 for the abstract instance of an inline function.
9906 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
9907 J"orn Rennecke <amylaar@redhat.com>
9909 * reload1.c (move2add_note_store): Treat all registers directly or
9910 indirectly derived from a base register as members of the same set
9912 (reload_cse_move2add): Adjust accordingly. Take mode and offset
9913 of base register into account.
9915 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
9917 * alias.c (find_base_value): Recognize TRUNCATE.
9918 (record_set): In PLUS case, invalidate if other summand is also a
9921 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9923 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
9924 entry to be EXPR_LIST.
9925 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
9926 be an EXPR_LIST (but not null, which other code doesn't allow).
9927 (note_stores): Properly handle PARALLEL in SET.
9928 Recursively call for top-level PARALLEL.
9929 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
9930 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9932 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
9934 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
9936 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
9937 not pfile->skipping (== 0).
9939 2001-01-17 Nick Clifton <nickc@redhat.com>
9941 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
9944 2001-01-17 Jim Wilson <wilson@redhat.com>
9946 * invoke.texi (IA-64 options): Improve.
9948 2001-01-17 Tom Tromey <tromey@redhat.com>
9950 * invoke.texi (Optimize Options): Use `{}' to around @samp
9953 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
9955 * invoke.texi (-fno-guess-branch-probability): New option.
9957 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9959 * combine.c (try_combine): Don't set i3_subst_into_i2 for
9960 case of making new double-word constant.
9961 Revert last change: instead just test i3_subst_into_i2.
9963 2001-01-17 Jakub Jelinek <jakub@redhat.com>
9965 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
9966 Use q constraints instead of r.
9968 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
9970 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
9971 (machine_function): Define.
9972 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
9973 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
9974 pa_free_machine_status): New functions.
9975 (override_options): Set {init,mark,free}_machine_status to above.
9976 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9977 PIC_OFFSET_TABLE_REGNUM_SAVED.
9978 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9979 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
9980 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
9981 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
9982 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9984 2001-01-15 DJ Delorie <dj@redhat.com>
9986 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
9990 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9992 * flow.c (propagate_one_insn): Make trying to delete a prologue
9993 or epilogue insn an ICE, not a warning. Allow doing this if
9994 the current function returns with stack pointer depressed.
9996 * combine.c (try_combine): If i3_subst_into_i2, properly check for
9997 I3 having more than one SET.
9999 2001-01-16 Jim Wilson <wilson@redhat.com>
10001 * invoke.texi: Document IA-64 options.
10003 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
10004 (fixup_errata): Delete TARGET_A_STEP use.
10005 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
10006 (TARGET_SWITCHES): Delete -ma-step option.
10007 * config/ia64/ia64.md (all FP patterns): Delete %B0.
10008 (movqicc_astep, movqi_internal_astep, movhicc_astep,
10009 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
10010 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
10011 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
10012 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
10014 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
10015 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
10016 cmovsi_internal): Delete ! TARGET_A_STEP check.
10018 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10020 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
10021 possibility to report bugs via postal mail. Change a URL and
10022 merge in a nearly duplicate statement...
10023 (Bug Reporting): ...from here.
10024 (Service): Refer to the Bug Reporting section instead of
10025 duplicating an URL.
10026 (Contributing): Remove trivial explanations concerning snapshots.
10028 2001-01-16 Alan Modra <alan@linuxcare.com.au>
10030 * cppmain.c (general_init): Don't use ANSI prototype.
10032 2001-01-16 Tom Tromey <tromey@redhat.com>
10034 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
10036 2001-01-16 Richard Henderson <rth@redhat.com>
10038 * config/i386/i386.h: Fix comment typo.
10039 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
10040 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
10042 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10044 * gcc.c: Revert previous -fsyntax-only-related change; move
10047 2001-01-16 Jakub Jelinek <jakub@redhat.com>
10049 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
10050 inmode after checking GET_CODE (op).
10052 2001-01-16 Richard Henderson <rth@redhat.com>
10054 * flow.c (struct propagate_block_info): Add mem_set_list_len.
10055 (MAX_MEM_SET_LIST_LEN): New.
10056 (propagate_one_insn): Update mem_set_list_len.
10057 (invalidate_mems_from_autoinc): Likewise.
10058 (invalidate_mems_from_set): Likewise.
10059 (mark_used_regs): Likewise.
10060 (init_propagate_block_info): Likewise. Stop collecting memories
10061 when we reach MAX_MEM_SET_LIST_LEN.
10062 (mark_set_1): Likewise.
10064 2001-01-16 Richard Henderson <rth@redhat.com>
10066 * unroll.c (precondition_loop_p): Fail if no iteration
10069 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10071 * gcc.c: When -fsyntax-only is given, do not complain about
10074 2001-01-15 Richard Henderson <rth@redhat.com>
10076 * config/i386/i386.c (asm_output_function_prefix): Remove.
10077 (ix86_asm_file_end): New.
10078 (load_pic_register): Generate pic_label_name into a
10079 staticly allocated buffer.
10080 * config/i386/i386-protos.h: Update.
10081 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
10082 (ASM_FILE_END): New.
10083 * config/i386/i386afe.h: New file.
10084 * config.gcc (i?86-*-elf) [tm_file]: Use it.
10085 (i?86-*-{freebsd,linux*,moss*}): Likewise.
10086 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
10087 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
10088 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
10089 * config/i386/sco5.h (ASM_FILE_END): Likewise.
10090 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
10092 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10094 * Makefile.in (install-man): Remove explicit dependency on
10097 * configure.in, configure: Revert previous patch requiring perl
10100 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
10102 * toplev.c (flag_guess_branch_prob): New.
10103 (f_options): Add guess-branch-probability option.
10104 (rest_of_decl_compilation): Only estimate branch probability if
10106 (main): set flag_guess_branch_prob.
10108 * flags.h (flag_guess_branch_prob): New.
10110 2001-01-15 DJ Delorie <dj@redhat.com>
10112 * gcc.texi (Makefile): Add documentation for Makefile targets.
10114 2001-01-15 Philip Blundell <philb@gnu.org>
10116 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
10118 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
10119 (is_pic): Delete declaration.
10120 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
10121 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
10122 * config/arm/arm.md (builtin_setjmp_receiver): New.
10124 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10126 * arm.c (use_return_insn): Don't try to determine the function type
10127 until after reload has completed.
10128 (arm_output_epilogue): Don't adjust the sp value recovered from the
10130 (emit_multi_reg_push): Don't record dwarf information for the pc.
10131 * arm.md (eh_epilogue): The function type may have changed, so it
10132 needs to be recalculated.
10133 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
10134 unwind tables on arm/netbsd.
10136 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10138 * arm.md (cbranchsi4): Correct calculation of branch ranges.
10139 (negated_cbranchsi4): Likewise.
10141 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10143 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
10144 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10145 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
10146 pass -mapcs-* options to assembler.
10147 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
10148 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10149 (ASM_SPEC): Call subtarget_extra_asm_spec.
10151 2001-01-15 Andreas Jaeger <aj@suse.de>
10153 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
10155 (ix86_expand_builtin): Likewise.
10157 * gencodes.c (output_predicate_decls): Make i size_t to avoid
10158 warning about comparison between signed and unsigned.
10160 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10162 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
10164 2001-01-14 Ralf Baechle <ralf@gnu.org>
10166 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
10167 SUBTARGET_CPP_SPEC apropriatly.
10169 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10171 * varasm.c (make_decl_rtl): Fix typo in last change.
10173 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10175 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10176 linker supports the init_priority C++ attribute.
10177 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10178 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10179 linker does not support init_priority C++ attribute.
10181 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10183 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10185 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10187 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10188 * cp/lex.c (finish_parse): Similarly.
10189 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10190 Return the number of errors encountered.
10191 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10192 * cppmain.c (main): Don't call cpp_destroy.
10194 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10196 * configure.in: Require at least perl 5.6.0 to regenerate
10198 * configure: Regenerate.
10200 2001-01-14 Richard Henderson <rth@redhat.com>
10202 * genrecog.c (DT_veclen_ge): New.
10203 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10204 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10205 (nodes_identical_1): Handle DT_veclen_ge.
10206 (write_cond, debug_decision_2): Likewise.
10208 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10210 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10212 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10214 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10216 * cppmain.c (do_preprocessing): New function; most of the old
10218 (main): Call it to do most of the work.
10219 (cb): Move from global scope to set_callbacks ().
10220 (setup_callbacks): Get the callback pointer.
10221 (general_init, printer_init): Clean up code and comments.
10223 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10225 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
10228 2001-01-14 Kazu Hirata <kazu@hxi.com>
10230 * config/h8300/h8300.c (get_shift_alg): Update comments.
10232 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10234 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
10235 (alloc_page, ggc_alloc): Add casts to remove warnings.
10237 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10239 * combine.c (simplify_comparison): Don't change `code' when
10240 can't reverse comparison.
10242 2001-01-14 Richard Henderson <rth@redhat.com>
10244 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
10245 update all call sites. Return true for all non-label constants.
10247 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
10249 * i386.c (ix86_expand_compare): Add bypass_test and second_test
10251 (ix86_expand_branch): Update.
10252 (ix86_expand_setcc): Update to handle multiple test conditions.
10253 (expand_int_movcc): Likewise.
10254 (expand_fp_movcc): Likewise.
10255 * i386-protos.h (ix86_expand_compare): New.
10256 * i386.md (andqi_?_slp, orqi_?_slp): New.
10257 (conditional trap expander): Update call to ix86_expand_compare.
10259 2001-01-14 Richard Henderson <rth@redhat.com>
10261 * config/vax/vax.md: Use nonimmediate_operand instead of
10262 general_operand in destinations.
10264 * config/vax/vax.md (indirect_jump): Use register_operand.
10266 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
10267 * config/vax/vax.md (call_pop): Turn into an expander.
10268 (call_value_pop): Likewise.
10269 (call, call_value): New.
10271 2001-01-14 Andreas Jaeger <aj@suse.de>
10273 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
10275 (ix86_fp_compare_mode): Add unused attribute.
10276 (ix86_expand_fp_movcc): Remove unused variable.
10277 (ix86_expand_builtin): Make fcode unsigned.
10279 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
10280 (expand_expr): Add cast to avoid signed warning.
10281 (store_field): Likewise.
10282 (store_constructor_field): Likewise.
10283 (store_constructor): Likewise.
10284 (store_expr): Likewise.
10285 (clear_storage): Likewise.
10286 (emit_group_store): Likewise.
10287 (emit_group_load): Likewise.
10289 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10291 * c-common.c: Move format checking code to ...
10292 * c-format.c: ... here. New file. Reorder some functions and
10294 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
10296 * c-common.h (decl_handle_format_attribute,
10297 decl_handle_format_arg_attribute): Declare.
10298 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
10299 (c-common.o): Adjust dependencies.
10300 (c-format.o): New list of dependencies.
10302 2001-01-13 Jakub Jelinek <jakub@redhat.com>
10304 * unroll.c (loop_iterations): If we cannot prove iteration variable
10305 is set once in each iteration, punt.
10307 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
10309 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
10310 (*strlenhi): Remove clobber (which was buggy) of output address.
10312 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10314 * Makefile.in (generated-manpages): Add gcc.1
10315 ($(srcdir)/gcc.1): New target.
10316 (maintainer-clean): Delete $(srcdir)/gcc.1.
10317 * gcc.texi: Add macros @gccoptlist and @gol.
10318 * invoke.texi: Include option summary in manpage. Mark up option
10319 summary with @gccoptlist and @gol. Use @r in one place where
10321 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
10322 * gcc.1: Generate from invoke.texi.
10324 2001-01-13 Richard Henderson <rth@redhat.com>
10326 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
10327 (struct page_entry): Add group member.
10328 (struct page_group): New.
10329 (struct globals): Add page_groups member.
10330 (alloc_anon): Only define for using mmap; remove valloc call.
10331 (page_group_index): New.
10332 (set_page_group_in_use): New.
10333 (clear_page_group_in_use): New.
10334 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
10335 (free_page, release_pages): Likewise.
10336 * configure.in (with-gc): Default to ggc-page always.
10338 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10340 * reload1.c (replace_pseudos_in_call_usage): Use
10341 reg_equiv_constant and reg_equiv_address, and don't try
10342 regno_reg_rtx first.
10344 2001-01-13 Richard Henderson <rth@redhat.com>
10346 * ggc-page.c (alloc_page): Round up allocation size to one page.
10347 Set e->order on extra pages.
10349 2001-01-13 Richard Henderson <rth@redhat.com>
10351 * genrecog.c (nodes_identical): Expand commentary.
10352 (write_switch): Watch out for identical nodes.
10354 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10356 * cppfiles.c (_cpp_fake_include): New function.
10357 * cpphash.h (_cpp_fake_include): New.
10358 * cpplib.c (do_line): Call _cpp_fake_include when entering
10359 header files in preprocessed input.
10360 * cppmain.c (cb_pragma_implementation): Remove handling.
10361 (setup_callbacks): Don't register pragmas.
10363 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10365 * extend.texi: Udate for CPP.
10367 2001-01-13 Andreas Jaeger <aj@suse.de>
10369 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10371 * regmove.c: Add prototype for replace_in_call_usage.
10373 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10375 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10376 struct cpp_chunk, struct htab, struct toklist,
10377 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10378 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10379 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10380 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10381 (struct macro_args): Delete.
10382 * cpphash.h: See above.
10384 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10386 * cppmain.c (struct printer): Remove no_line_dirs.
10387 (options, cb): New.
10388 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10389 : Use options rather than CPP_OPTION.
10390 (setup_callbacks): Use cb rather than pfile->cb.
10391 (main): No need to check for a buffer. Use cpp_errors.
10392 (printer_init): Don't set no_line_dirs.
10393 (maybe_print_line): Use options not no_line_dirs.
10394 (cb_file_change): Don't call print_line if -P.
10396 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10398 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10400 * c-parse.in (finish_parse): Use cpp_errors.
10401 (__yylex): Use return value of cpp_pop_buffer.
10402 * cp/lex.c (finish_parse): Use cpp_errors.
10403 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10405 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10407 * README.AVR: URLs corrected.
10409 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10411 * c-decl.c (start_function): Don't warn if old prototype is builtin
10412 that's not in C's namespace.
10413 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10414 (_bb): Add prototype for ctime.
10415 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10417 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10419 * i386.c (ix86_fp_comparison_arithmetics_cost,
10420 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10421 ix86_fp_comparison_cost): New functions.
10422 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10423 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10424 two-branch sequences; make static.
10425 (ix86_use_fcomi_compare): Do decision according to the costs.
10426 (split_fp_branch): New.
10427 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10428 * i386-protos.h (ix86_expand_fp_compare): Remove
10429 (ix86_split_fp_branch): Declare.
10431 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10432 and ix86_comparison_operator.
10434 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10435 to make it cheaper.
10437 * i386.c (put_condition_code): Output properly the unordered/ordered
10438 compares in fp case.
10439 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10441 * tm.texi (REVERSE_CONDITION): Document.
10442 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10443 in -ffast-math mode.
10444 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10446 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10448 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10450 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10453 * config/sh/sh.c (mova_p): Fix test for mova_const.
10455 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10457 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10458 cpp_get_options rather than dereferencing pfile and using
10460 * scan-decls.c (scan_decls): Use return value of
10461 cpp_pop_buffer rather than CPP_BUFFER.
10463 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10465 * cppinit.c (cpp_handle_option): help_only is now part of the
10466 cpp_options structure.
10467 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10468 cpp_set_callbacks): New functions.
10469 * cpplib.h (cpp_callbacks): Break out as a named structure.
10470 (cpp_options): Move help_only here from cpp_reader.
10471 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10472 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10473 cpp_set_callbacks): New prototypes.
10474 * cppmain.c (main): Update for help_only.
10476 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10478 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10479 Also build and remove and install and uninstall c-tree.info and
10481 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10482 ($(srcdir)/cppinternals.info): New target.
10483 * c-tree.texi: Change file name used when makeinfo used without -o
10484 from ir.info to c-tree.info. Add info directory entry.
10485 * cppinternals.texi: Add info directory entry.
10486 * .cvsignore: Update.
10488 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10490 * c-typeck.c (store_init_value): Don't require constant initializer
10491 elements with -pedantic -std=c99.
10492 (digest_init): Change error about non-constant initializer elements
10494 (constructor_range_end): Remove.
10495 (constructor_incremental, designator_depth,
10496 designator_errorneous): New variables.
10497 (struct constructor_stack): Remove range_end, add incremental.
10498 (struct constructor_range_stack, constructor_range_stack): New.
10499 (struct initializer_stack): Add constructor_range_stack.
10500 (finish_init): Set it.
10501 (start_init): Likewise. require_constant_elements for non-static
10502 trees only if not flag_isoc99.
10503 (really_start_incremental_init): Remove constructor_range_end, add
10504 constructor_incremental.
10505 (pop_init_level): Likewise.
10506 (push_init_level): Likewise. If implicit and the subobject had some
10507 value set already, preinitialize the level with it.
10508 Warn about missing braces only if not pushing due to designators.
10509 (set_designator, push_range_stack): New functions.
10510 (set_init_label): Use them.
10511 (set_init_index): Likewise. Remove constructor_range_end.
10512 Error if designator index is outside of array bounds.
10513 (add_pending_init): Compare values of purpose index trees, not the
10514 trees themselves. Allow overwriting of already initialized element.
10515 Issue a warning if it had side-effects.
10516 (set_nonincremental_init, set_nonincremental_init_from_string): New
10518 (pending_init_member): Rename to...
10519 (find_init_member): ...this function. Call set_nonincremental_init
10520 if necessary. Compare values of purpose index trees, not the trees
10521 themselves. Return the actual value, not just non-zero if something
10523 (output_init_element): Remove checks for duplicates.
10524 If field has zero size, only check the initializer for correctness.
10525 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
10526 if constructor_incremental is zero. Change error about initializers
10527 not computable at load time into pedwarn.
10528 (output_pending_init_elements): Compare bit positions, not
10529 FIELD_DECLs to take into account zero-sized fields.
10530 (process_init_element): Use constructor_range_stack to fill all
10531 ranges in the designator lists from current level up.
10532 * extend.texi: Update documentation for labeled elements.
10534 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
10536 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
10537 to function usage for arguments passed by reference. Optimize
10538 callee-copied arguments.
10539 * regmove.c (replace_in_call_usage): New function.
10540 (fixup_match_1): Call it.
10541 * cse.c (cse_insn): Canonicalize registers in function usage.
10542 * reload1.c (replace_pseudos_in_call_usage): New function.
10545 * Makefile.in: Reverted yesterday's wrong patch. Installed the
10548 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10550 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
10553 2001-01-12 DJ Delorie <dj@redhat.com>
10555 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
10556 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
10559 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10561 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
10562 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
10563 -std options alongside references to -ansi. Update some
10564 documentation for C99.
10565 * cpp.1: Regenerate.
10567 2001-01-12 Andreas Jaeger <aj@suse.de>
10569 * haifa-sched.c (restore_line_notes): Remove argument block B
10571 * sched-ebb.c (schedule_ebb): Change caller.
10572 * sched-rgn.c (schedule_region): Likewise.
10573 * sched-int.h (restore_line_notes): Adjust prototype.
10575 * loop.h: Remove wrong declaration of doloop_condition_get.
10577 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10579 * extend.texi: Move C++-extension-related node from the C section
10580 into the C++ section.
10582 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10584 * extend.texi: Refer to an array of pointers to functions instead
10585 of one of functions.
10587 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
10588 Jan Hubicka <jh@suse.cz>
10590 * combine.c (reversed_comparison): Fix typo in last patch.
10592 (combine_reversed_comparison_code): Make static to follow
10593 prototype declaration.
10595 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10597 * install.texi: Remove misplaced duplicate entry.
10599 2001-01-11 Ulrich Drepper <drepper@redhat.com>
10601 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
10603 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
10605 * final.c: (leaf_function_p): Fix typo.
10607 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
10609 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
10610 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
10612 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
10613 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
10614 mmap_anon, and valloc is available.
10615 * ggc-page.c: Restructure ifdef logic to match new autoconf
10616 spec. Don't throw away the test page in init_ggc.
10618 * configure, config.in: Regenerate.
10620 2001-01-12 Michael Hayes <mhayes@redhat.com>
10622 * loop.h (total_biv_increment): Constify iv_class pointer.
10623 (struct induction): Replace `mem_mode' with `mem' rtx.
10624 * unroll.c (total_biv_increment): Constify iv_class pointer.
10625 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
10626 (find_mem_givs, combine_givs_p): Likewise.
10627 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
10629 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
10631 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
10633 (__gthread_getspecific): Ditto.
10635 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
10637 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
10638 put_condition_code): Convert fp comparison codes to integer
10640 (ix86_expand_fp_compare): Postnote the fp comparison code converison
10643 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
10644 * i386-protos.h (no_comparison_operator): Kill.
10646 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
10648 * combine.c (REVERSIBLE_CC_MODE): Remove.
10649 (reversible_comparison_p): Remove.
10650 (combine_reversed_comparison_code): New.
10651 (reversed_comparison): New.
10652 (combine_simplify_rtx): Use
10653 combine_reversed_comparison_code/reversed_comparison instead
10654 of reversible_comparison_p.
10655 (simplify_if_then_else): Likewise.
10656 (simplify_set): Likewise.
10657 (simplify_logical): Likewise.
10658 (if_then_else_cond): Likewise.
10659 (known_cond): Likewise.
10660 (simplify_comparison): Likewise.
10662 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
10664 * builtins.c (std_expand_builtin_va_start): Handle varargs when
10665 sizeof (int) is larger than sizeof(__word__).
10667 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10669 * cppinit.c (do_includes): Fix typo.
10671 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10673 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
10674 in S_REGS does not occur because not all sources are possible
10675 when a S_REGS is a destination (sometimes needs a clobber).
10676 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10677 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10678 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10679 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10680 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10681 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10682 (lshrdi_const1, lshrsi3_const16): Likewise.
10683 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10684 (*movhi_68hc12, *movqi_68hc12): Likewise.
10685 (movstrictqi): Make sure reloading in D_REGS as a destination
10688 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10690 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10692 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10694 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10695 -D, -U and -A, and don't initialize the builtins.
10696 (do_includes): Error if -include or -imacros with -fpreprocessed.
10697 * cppmain.c (cb_define, cb_undef): Unconditionally process
10699 * tradcpp.c (main): Fix typo.
10701 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
10703 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
10704 (read_name_map): Use IS_ABSOLUTE_PATH.
10705 * tradcpp.c (get_filename): Likewise.
10707 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10709 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
10710 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
10711 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
10712 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
10713 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
10714 (cmphi_z_used): Don't use '@' for the output.
10715 (tstqi_z_used): Likewise.
10716 (cmpqi_z_used): Likewise.
10717 (one_cmplsi2): Likewise.
10719 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10721 * config/sh/sh.c (barrier_align): Recognize branch around far
10722 branch and redundant insn.
10724 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10726 * invoke.texi: Restore documentation of the drivers' switches -MD
10729 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10731 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
10733 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
10734 check-objc//%): Support parallel testing of multilibs.
10735 (TESTSUITEDIR): Set to testsuite by default, but override for
10737 (check-gcc, check-g++, check-g77, check-objc): Enter
10740 2001-01-11 Bernd Schmidt <bernds@redhat.com>
10742 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
10743 * sched-deps.c (deps_may_trap_p): Likewise.
10744 * basic-block.h: Remove a comment.
10745 * flow.c (PROP_POSTRELOAD): Remove.
10746 (update_life_info): Don't add it to prop_flags.
10747 (mark_set_1): Lose the code that was enabled by it.
10749 2001-01-11 Michael Hayes <mhayes@redhat.com>
10751 * flow.c (flow_call_edges_add): New.
10752 * basic_block.h (flow_call_edges_add): New.
10754 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
10756 * reload1.c (move2add_note_store): Update reg_set_luid even if
10757 base reg remains the same.
10759 2001-01-10 Nick Clifton <nickc@redhat.com>
10761 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
10762 machine_function structure to zero.
10763 Add prototypes for machine_status functions.
10765 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10767 * c-common.h (CTI_VOID_LIST): Remove.
10768 (void_list_node): Likewise.
10769 * tree.h (TI_VOID_LIST_NODE): New enumeral.
10770 (void_list_node): New macro.
10771 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
10772 * config/i386/i386.c (ix86_init_builtins): Likewise.
10773 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
10775 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10777 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
10778 * cppinit.c (cpp_start_read): Update comment, remove unneeded
10780 * tradcpp.c: Include mkdeps.h.
10781 (deps, print_deps_phony_targets, deps_append, output_deps,
10782 init_dependency_output, output_deps): New.
10783 (deps_buffer, deps_allocated_size, deps_size, deps_column,
10784 deps_output): Delete.
10785 (print_deps_missing_files): Rename deps_missing_files.
10786 (inhibit_output): Make global.
10787 (main): Delete inhibit_output, deps_stream, deps_target.
10788 Use mkdeps functionality in the same way as cpplib. Remove
10789 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
10790 -M and -MM. Remove old handling of deps via deps_out, and
10791 old reading of environment variables.
10792 (get_filename): Update to use deps_add_dep.
10794 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10796 * output.h (make_function_rtl): Remove prototype.
10797 (make_decl_rtl): Likewise.
10798 * varasm.c (make_function_rtl): Remove.
10799 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
10800 than from a third parameter.
10801 * tree.h (make_decl_rtl): Remove last parameter.
10802 * c-decl.c (builtin_function): Remove last argument in call to
10803 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
10804 (start_function): Likewise.
10805 * except.c (call_get_eh_context): Likewise.
10806 * expr.c (emit_block_move): Likewise.
10807 (clear_storage): Likewise.
10808 * profile.c (output_func_start_profiler): Likewise.
10809 * toplev.c (rest_of_decl_compilation): Likewise.
10810 * objc/objc-act.c (create_builtin_decl): Likewise.
10811 (synth_module_prologue): Likewise.
10812 (generate_static_reference): Likewise.
10813 (build_selector_reference_decl): Likewise.
10814 (build_class_reference_decl): Likewise.
10815 (build_objc_string_decl): Likewise.
10816 (build_protocol_reference): Likewise.
10818 2001-01-10 Richard Henderson <rth@redhat.com>
10820 * hwint.h: Revert yesterday's change.
10822 2001-01-10 Nick Clifton <nickc@redhat.com>
10824 * function.h (save_machine_status): Delete.
10825 (restore_machine_status): Delete.
10826 Amend comment describing {init|mark|free}_machine_status.
10828 * function.c (save_machine_status): Delete.
10829 (restore_machine_status): Delete.
10830 Amend comment describing {init|mark|free}_machine_status.
10831 (push_function_context_to): Remove invocation of
10832 save_machine_status.
10833 (pop_function_context_from): Remove invocation of
10834 restore_machine_status.
10836 * emit-rtl.c (init_emit_once): Amend comment describing
10837 {init|mark|free}_machine_status.
10839 * tm.texi (Per-Function Data): New node. Describe the
10840 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
10843 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10845 * cppinit.c (OPT_g): Remove.
10846 (cpp_handle_option): Update for removed -g3.
10847 (print_help): Update.
10848 * cpplib.h (struct cpp_options): Remove debug_output.
10849 * cppmain.c (setup_callbacks, cb_define): Update.
10850 * gcc.c (cpp_options): Translate -g3 to -dD.
10852 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
10854 * config/i960/i960.md: Change modifier to + on the zero_extract
10855 pattern after the (rotate -2 reg) canonicalization pattern.
10857 2001-01-10 Richard Henderson <rth@redhat.com>
10859 * config/alpha/alpha.c (alpha_free_machine_status): New.
10860 (override_options): Install it.
10861 (alpha_mark_machine_status): Verify machine non-null.
10862 * config/i386/i386.c (ix86_free_machine_status): New.
10863 (override_options): Install it.
10864 (ix86_init_machine_status): Use xcalloc.
10865 (ix86_mark_machine_status): Verify machine non-null.
10866 * config/ia64/ia64.c (ia64_free_machine_status): New.
10867 (ia64_override_options): Install it.
10868 (ia64_mark_machine_status): Verify machine non-null.
10870 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
10872 * function.c (instantiate_virtual_regs): Instantiate virtual
10873 registers found in CALL_INSN_FUNCTION_USAGE.
10875 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10877 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
10878 equivalent to -ansi in disabling -Di386.
10880 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
10882 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
10884 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
10886 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
10888 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
10890 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10892 * invoke.texi: Document that -fcond-mismatch isn't supported for
10895 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10897 * gcc.texi: Define macro gcctabopt.
10898 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
10899 @command, @env and @option in some places where appropriate. Use
10900 @gcctabopt where appropriate. Put URLs and email addresses inside
10903 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
10905 * gcc.c (cpp_options): Set MD file name from output
10906 filename, if specified.
10907 (suffix_subst): New static variable.
10908 (do_spec): Clear it.
10909 (do_spec_1, case '.'): Handle new `%.suffix' spec.
10911 (give_switch): Handle suffix_subst.
10913 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10915 * invoke.texi: Fix another typo.
10917 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10919 * invoke.texi: Fix typo.
10921 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10923 * c-lang.c (lang_hooks): Update.
10924 (lang_decode_option): Remove.
10925 (lang_init_options): Rename c_init_options.
10926 * toplev.c (main): Use lang_hooks for lang_init_options
10927 and lang_decode_option.
10928 * toplev.h (lang_hooks): Add 2 new hooks.
10929 * tree.h: Remove lang_init_options and lang_decode_option.
10930 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
10931 * cp/decl2.c: Similarly.
10932 * cp/lex.c (lang_init_options): Rename cxx_init_options.
10933 (lang_hooks): Update.
10934 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
10936 (lang_init_options): Rename ffe_init_options.
10937 (lang_hooks): Update.
10938 (lang_decode_option): Remove.
10939 * java/lang.c (lang_init_options): Rename java_init_options.
10940 (lang_decode_option): Rename java_decode_option.
10941 (lang_hooks): Update.
10942 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
10943 (lang_decode_option): Rename objc_decode_option.
10944 (lang_hooks): Update.
10946 2001-01-09 Nick Clifton <nickc@redhat.com>
10948 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
10949 (d30v_return_addr_rtx): Delete.
10950 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
10951 cfun->machine structure.
10952 (struct machine_function): Move to d30v.h
10953 (d30v_save_machine_status): Delete.
10954 (d30v_restore_machine_status): Delete.
10955 (d30v_init_machine_status): New Function.
10956 (d30v_mark_machine_status): New Function.
10957 (d30v_free_machine_status): New Function.
10958 (d30v_init_expanders): Use new functions.
10959 (d30v_return_addr): Use ra_rtx field in cfun->machine.
10960 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
10961 d30v_return_addr_rtx.
10963 * config/d30v/d30v.h (struct_machine): Move here.
10964 Add eh_epilogue_sp_ofs field.
10966 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
10967 field in cfun->machine structure.
10969 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
10971 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
10972 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
10973 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10975 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
10977 * objc/lang-options.h: Remove bogus reference to
10980 2001-01-09 Kazu Hirata <kazu@hxi.com>
10982 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
10985 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
10987 * reload.c (find_reloads_address): Check for eliminable registers
10988 when substituting a constant expression for a pseudo.
10990 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
10992 * c-common.c (enum format_type): Add format_type_error.
10993 (decode_format_type): New function.
10994 (decl_attributes): Use it.
10995 (format_kind_info): Adjust comment.
10997 2001-01-09 David O'Brien <obrien@BSDi.com>
10999 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
11000 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
11002 * config/i386/gnu.h: Don't include required platform specific .h files,
11003 tm.h will do it instead.
11004 * config/i386/i386elf.h: Likewise.
11005 * config/i386/linux.h: Likewise.
11006 * config/i386/moss.h: Likewise.
11007 * config/mips/gnu.h: Likewise.
11009 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11011 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
11012 (rs6000-ibm-aix3.[01]*): Likewise.
11013 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
11014 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
11015 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
11016 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
11017 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
11018 (powerpc-*-eabiaix*): Likewise.
11019 (powerpc-*-eabisim*): Likewise.
11020 (powerpc-*-elf*): Likewise.
11021 (powerpc-*-eabi*): Likewise.
11022 (powerpc-*-rtems*): Likewise.
11023 (powerpc-*-linux*libc1): Likewise.
11024 (powerpc-*-linux*): Likewise.
11025 (powerpc-wrs-vxworks*): Likewise.
11026 (powerpcle-wrs-vxworks*): Likewise.
11027 (powerpcle-*-sysv*): Likewise.
11028 (powerpcle-*-elf*): Likewise.
11029 (powerpcle-*-eabisim*): Likewise.
11030 (powerpcle-*-eabi*): Likewise.
11031 (powerpcle-*-solaris2*): Likewise.
11032 * config/rs6000/aix31.h: Delete includes.
11033 * config/rs6000/aix3newas.h: Likewise.
11034 * config/rs6000/aix41.h: Likewise.
11035 * config/rs6000/aix43.h: Likewise.
11036 * config/rs6000/beos.h: Likewise.
11037 * config/rs6000/rtems.h: Likewise.
11038 * config/rs6000/sysv4.h: Likewise.
11040 2001-01-09 Kazu Hirata <kazu@hxi.com>
11042 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
11043 Change an argument mode of machine_mode to shift_mode of
11044 shift_mode. Remove an extra error check.
11045 (emit_a_shift): Adopt to the new calling prototype of
11047 (function_prologue): Fix code for a monitor
11048 function. Support H8/S.
11049 (function_epilogue): Do not output pop for a monitor function.
11051 2001-01-09 Nick Clifton <nickc@redhat.com>
11053 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
11054 (setup_incoming_varargs): Use sysv_varargs_p field of the
11055 cfun->machine structure.
11056 (struct machine_function): Move to rs6000.h
11057 (rs6000_save_machine_status): Delete.
11058 (rs6000_restore_machine_status): Delete.
11059 (rs6000_init_machine_status): New Function.
11060 (rs6000_free_machine_status): New Function.
11061 (rs6000_init_expanders): Use new functions.
11063 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
11065 (struct machine_function): Move here.
11067 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
11068 sysv_varargs_p field of the cfun->machine structure.
11070 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
11072 (rs6000_restore_machine_status): Remove prototype.
11074 2001-01-09 Richard Henderson <rth@redhat.com>
11076 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
11077 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
11078 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
11079 (sched_analyze_2, sched_analyze_insn): Likewise.
11080 (sched_analyze, init_deps): Likewise.
11081 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
11082 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
11083 (compute_block_backward_dependences): Update propagate_deps call.
11085 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
11087 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
11089 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11091 * cppinit.c (OPT_MD, OPT_MMD): Restore.
11092 (cpp_handle_option): Handle them.
11093 (cpp_post_options): Ensure one of -M or -MM is specified with
11094 any other -M? option.
11095 (init_dependency_output): Suppress output with -MG.
11097 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11099 * cpp.texi: Update.
11100 * invoke.texi: Update.
11102 2001-01-09 Bernd Schmidt <bernds@redhat.com>
11104 * sh.md (reload_outsf): Generate recognizable patterns for
11107 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11109 * c-lang.c (lang_hooks): Update.
11110 (lang_init): Rename c_init.
11111 (lang_finish): Remove.
11112 * toplev.c (compile_file): Use lang_hooks for lang_init ()
11113 and lang_finish ().
11114 * toplev.h (lang_hooks): Add init () and finish ().
11115 * tree.h (lang_init, lang_finish): Remove.
11116 * cp/tree.h (lang_init, lang_finish): Remove.
11117 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
11118 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
11120 (lang_init, lang_finish): Remove.
11121 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
11122 (lang_hooks): Update.
11123 * java/lang.c (lang_init): Rename java_init.
11124 (lang_finish): Remove.
11125 (lang_hooks): Update.
11126 * objc/objc-act.c (lang_init): Rename objc_init.
11127 (lang_finish): Remove.
11128 (lang_hoooks): Update.
11130 20001-01-09 Graham Stott <grahams@redhat.com>
11132 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
11133 after `ptr` is initialised.
11135 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11137 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
11138 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
11139 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
11140 stack adjusts, instead of r3.
11142 2001-01-09 Michael Hayes <mhayes@redhat.com>
11144 * flow.c (flow_loop_scan): Break out of ...
11145 (flow_loops_find) ... here.
11146 * basic-block.h (flow_loop_scan): New.
11147 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
11148 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
11150 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11152 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
11154 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
11155 realloc()ing macro_buffer.
11157 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
11158 if it's wider than long and the target's long is wider than the
11161 2001-01-09 Mark Mitchell <mark@codesourcery.com>
11163 Remove support for using UWIN as a host machine.
11164 * configure.in: Issue an error message.
11165 * configure: Regenerated.
11166 * config.gcc: Remove xm_* UWIN configury.
11167 * config/i386/xm-uwin.h: Remove.
11169 2001-01-08 Nick Clifton <nickc@redhat.com>
11171 * config/v850/v850.c (ra_rtx): Delete.
11172 (v850_save_machine_status): Delete.
11173 (v850_restore_machine_status): Delete.
11174 (v850_init_machine_status): New function.
11175 (v850_mark_machine_status): New function.
11176 (v850_free_machine_status): New function.
11177 (v850_return_addr): Use ra_rtx field in machine structure.
11178 (v850_init_expanders): Use new functions.
11180 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11181 * config/v850/v850.c: Change arguments to v850_output+* functions
11182 to take a const char *, to avoid compile time warning.
11183 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11184 (USER_LABEL_PREFIX): Redefine.
11186 2000-01-08 Jim Wilson <wilson@redhat.com>
11188 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11189 1 to unsigned HOST_WIDE_INT before left shift.
11191 2001-01-08 Nick Clifton <nickc@redhat.com>
11193 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11194 the machine structure has been allocated.
11195 (arm_free_machine_status): New function: Free the machine
11196 specific function structure.
11198 2001-01-08 Richard Henderson <rth@redhat.com>
11200 * jump.c (simplejump_p): Revert last change.
11202 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11204 * cppinit.c (init): Rename init_library.
11205 (cpp_create_reader): Update.
11206 * gcc.c (cpp_options): If -o given, use it as the target of
11209 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11211 * arm.c (arm_arch5e): New variable.
11212 (all_cores): XScale is a 5TE device.
11213 (arm_override_options): Set arm_arch5e.
11214 (arm_init_builtins): __builtin_prefetch is in arch5e.
11215 * arm.h (arm_arch5e): Declare it.
11217 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
11219 * arm.md (define_constants): Add defines for UNSPEC and
11220 UNSPEC_VOLATILE insns. Update all users.
11221 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
11222 * arm.c (multi_register_push, note_invalid_constants)
11223 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
11224 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
11225 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
11227 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
11229 * jump.c (jump_optimize_1): Use reversed_comparison_code
11230 instead of can_reverse_comparison_p.
11231 (jump_back_p): Likewise.
11232 (invert_exp_1): Likewise.
11233 (thread_jumps): Likewise.
11234 * simplify-rtx.c (simplify_unary_operation): Likewise.
11235 (simplify_ternary_operation): Likewise.
11236 * cse.c (find_comparison_args): Convert to use
11237 can_reverse_comparison_p.
11238 (record_jump_equiv): Likewise.
11240 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11242 * arm.h (HARD_REGNO_RENAME_OK): Delete.
11243 (EPILOGUE_USES): Define.
11244 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
11245 automatically stack the LR if it isn't live.
11247 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
11249 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
11252 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
11254 * ggc-page.c (max_alignment): New structure.
11255 (MAX_ALIGNMENT): New macro.
11256 (init_ggc): Use it to round up the sizes in the
11257 extra_order_size_table.
11259 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11261 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
11264 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11266 * builtins.def (BUILT_IN_FPRINTF): New entry.
11268 * c-common.c (c_expand_builtin_fprintf): New function.
11269 (init_function_format_info): Handle __builtin_fprintf.
11270 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
11271 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
11273 * c-decl.c (duplicate_decls): Adjust comment.
11275 * extend.texi (fprintf): Document new builtin.
11277 2001-01-07 Richard Henderson <rth@redhat.com>
11279 * jump.c (simplejump_p): Recognize any single_set jump
11280 of the proper form.
11282 2001-01-07 Richard Henderson <rth@redhat.com>
11284 * configure.in (slibdir): Accept an --with-slibdir option.
11285 Use "test" not "[" in configure. Default to $(libdir).
11287 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
11289 * config/t-aix43 (SHLIB_INSTALL): Likewise.
11290 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
11291 (SHLIB_LINK): Create links for the soname.
11292 * config/mips/t-iris6: Likewise.
11293 * config/sparc/t-slibgcc: Likewise.
11294 * config/sparc/t-slibgcc-sld: Likewise.
11296 2001-01-07 Jakub Jelinek <jakub@redhat.com>
11298 * config/i386/i386.c (constant_call_address_operand): Accept
11299 (const (plus (symbol_ref) (const_int))).
11300 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
11301 constant_call_address_operand.
11303 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11305 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
11306 and LONG_LONG_TYPE_SIZE > 32.
11308 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11310 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
11311 the previous change.
11313 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
11315 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
11317 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
11318 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
11319 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
11322 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11324 * fix-header.c (read_scan_file): s/pfile/scan_in/.
11326 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11328 * c-lang.c (c_post_options): Call cpp_post_options.
11329 * objc/objc-act.c (objc_post_options): Similarly.
11330 * cppmain.c (main): Similarly.
11331 * fix-header.c (read_scan_file): Similarly.
11332 * cppinit.c (cpp_start_read): Move option consistency checks
11333 to cpp_post_options. Don't call init_dependency_output.
11334 If needed, add default target and main file dependency.
11335 (OPT_MD, OPT_MMD): Remove.
11337 (cpp_handle_option): Update for OPT_* changes.
11338 (cpp_post_options): New.
11339 (init_dependency_output): Command line -MF overrides environment
11340 variables. Don't set default target etc. Suppress output
11341 if dependencies are going to stdout.
11342 (print_help): Update.
11343 * cpplib.h (cpp_post_options): New.
11344 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
11346 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
11348 * jump.c (comparison_dominates_p): Support unordered compares.
11350 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
11352 * simplify-rtx.c (simplify_relational_operation): Always simplify
11353 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
11356 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
11358 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
11359 (nonzero_bits): Likewise.
11360 (simplify_comparison): Likewise.
11361 (num_sign_bit_copies): Likewise; return more sane value depending
11362 on STORE_FLAG_VALUE.
11363 (known_cond): Do not assume EQ to be always true for equivalent
11366 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11368 * cse.c (fold_rtx): Handle unordered comparisons.
11370 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11372 * rtlanal.c (set_of_1): New static function.
11373 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11374 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11375 reg_set_last_last_regno): Remove.
11376 (set_of): New global function.
11377 (set_of_data): New structure.
11378 (reg_set_p, reg_set_last): Revamp for set_of.
11379 * rtl.h (set_of): New.
11381 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11383 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11384 * extend.texi: Document _Exit builtin.
11386 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11388 * (initialize, initialize_builtins,
11389 initialize_dependency_output, initialize_standard_includes):
11390 Rename s/initialize/init. Update.
11391 (init_dependency_output): Move to after
11392 cpp_handle_options, the correct location temporally at least.
11393 (opt_comp): Move next to init (), its caller. Fix prototype.
11394 (init): Make "initialized" local scope.
11395 (cpp_create_reader): Always call init ().
11396 (cpp_start_read): Update.
11397 (output_deps): New function, broken out of cpp_finish.
11398 (cpp_finish): Break out output_deps.
11400 2001-01-07 Richard Henderson <rth@redhat.com>
11402 * collect2.c (COFF specific stuff): Revert 12-06 patch
11403 to prototype system functions.
11405 2001-01-07 Michael Hayes <mhayes@redhat.com>
11407 * hard-reg-set.h: Add multiple include guard.
11408 * basic-block.h (struct loop): Add `sink' field.
11409 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11410 (emit_iv_add_mult): Delete.
11411 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11412 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11413 (unroll_loop): Remove end_insert_before argument.
11414 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11415 (maybe_eliminate_biv_1): Likewise.
11416 (emit_iv_add_mult): Delete.
11417 (gen_add_mult, loop_regs_update): New.
11418 (loop_insn_emit_after, loop_insn_emit_before): New.
11419 (loop_insn_sink, loop_insn_sink_or_swim): New.
11420 (emit_iv_add_mult): Delete.
11421 (scan_loop): Set loop->sink.
11422 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11423 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11424 (maybe_eliminate_biv_1): Likewise.
11425 (maybe_eliminate_biv_1): Add basic block argument.
11426 * unroll.c (unroll_loop): Remove end_insert_before argument.
11427 (find_splittable_regs): Likewise.
11428 (find_splittable_regs): Use loop_insn_sink and its ilk.
11429 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11431 2001-01-07 Michael Hayes <mhayes@redhat.com>
11433 * loop.h (loop_insn_hoist): New prototype.
11434 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11435 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11436 (check_dbra_loop, load_mems): Likewise.
11437 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11438 (find_splittable_givs): Likewise.
11440 2001-01-07 Michael Hayes <mhayes@redhat.com>
11442 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11444 2001-01-07 Richard Henderson <rth@redhat.com>
11446 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11448 2001-01-07 Richard Henderson <rth@redhat.com>
11450 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11451 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11452 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11453 variant that handles a shared libgcc.
11454 (process_command): Always validate -{static,shared}-libgcc.
11455 (do_spec_1): New 'M' case.
11456 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11458 2001-01-07 Richard Henderson <rth@redhat.com>
11460 * Makefile.in (slibdir): New variable.
11461 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11462 (installdirs): Create slibdir.
11463 (install-libgcc, install-multilib): Defer to libgcc.mk.
11464 * configure.in (slibdir): Substitute.
11465 * mklibgcc.in (install): New target.
11467 * config/t-linux (SHLIB_LINK): Create links for the soname.
11468 (SHLIB_INSTALL): New.
11469 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11470 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11471 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11472 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11473 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11475 2001-01-07 Richard Henderson <rth@redhat.com>
11477 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11478 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11479 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11481 2001-01-07 Michael Hayes <mhayes@redhat.com>
11483 * loop.c (count_loop_regs_set): Delete.
11484 (load_mems_and_recount_loop_regs_set): Delete.
11485 (loop_regs_scan): Merge common code from count_loop_regs_set,
11486 scan_loop, and load_mems_and_recount_loop_regs_set.
11487 (scan_loop): Call load_mems directly and loop_regs_scan
11488 again if new registers created.
11490 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11492 * toplev.c (main): Call the front-end specific post_options
11493 hook if one is given.
11494 * toplev.h (struct_lang_hooks, lang_hooks): New.
11495 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11496 for the C front end.
11497 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11498 lang_hooks for the C++ front end.
11499 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11500 lang_hooks for the ObjC front end.
11501 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11502 * java/lang.c (lang_hooks): Hooks for the Java front end.
11504 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11506 * c-lex.c (init_c_lex): Request #define / #undef callbacks
11507 for verbose DWARF[2] debugging.
11508 (cb_define, cb_undef): The new callbacks.
11509 * toplev.h (debug_define, debug_undef): Make const correct.
11510 * toplev.c (debug_define, debug_undef): Similarly. Do not
11511 perform the verbosity tests here anymore.
11513 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
11515 * reload.c (subst_reloads): Take INSN argument. When
11516 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
11517 * reload.h (subst_reloads): Adjust prototype.
11518 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
11519 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
11520 present in JUMP_INSNs and copy them to JUMP_LABEL.
11521 * flow.c (find_label_refs, find_basic_blocks_1): Skip
11522 JUMP_INSNs and insns with REG_LABELs that are followed by
11523 JUMP_INSNs with the same REG_LABEL.
11524 * sched-rgn.c (is_cfg_nonregular): Likewise.
11525 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
11527 * unroll.c (unroll_loop): Look for REG_LABEL notes in
11529 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
11531 2001-01-06 Richard Henderson <rth@redhat.com>
11533 * loop.c (scan_loop): Use xcalloc for the regs array.
11534 (load_mems_and_recount_loop_regs_set): Zero the new memory
11535 received from xrealloc.
11537 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
11539 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
11541 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
11543 * integrate.c (copy_rtx_and_substitute): When copying
11544 an ignored return value, strip REG_FUNCTION_VALUE_P.
11546 2001-01-06 Michael Hayes <mhayes@redhat.com>
11548 * loop.c (debug_biv, debug_giv): New.
11549 (loop_biv_dump): Break out from ...
11550 (record_biv): ... here.
11551 (loop_giv_dump): Break out from ...
11552 (record_giv): ... here.
11553 (loop_bivs_check): Use print_simple_rtl.
11554 * unroll.c (loop_iterations): Use print_simple_rtl.
11556 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11558 * pa.md (return, return_internal): Modify patterns to prevent regrename
11559 mucking with the return pointer.
11561 2001-01-05 Richard Henderson <rth@redhat.com>
11563 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
11565 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
11567 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
11568 version supplied by Matteo Frigo.
11570 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11572 * cpp.texi: Update for -MQ.
11573 * cppinit.c (cpp_create_reader): Always create pfile->deps.
11574 (cpp_cleanup): Always free pfile->deps.
11575 (initialize_dependency_output): Don't create pfile->deps.
11576 (cpp_handle_option): Similarly.
11578 * gcc.c (cpp_options): Handle -MQ.
11579 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11580 * mkdeps.c (base_name): Remove.
11581 (deps_init): Don't allocate vector space until it's needed.
11582 (deps_free): Only free vectors if allocated.
11583 (deps_add_target, deps_add_dep): Update for initial allocation.
11584 (deps_add_default_target): Don't strip to the base_name.
11586 2001-01-05 DJ Delorie <dj@redhat.com>
11588 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
11589 (INIT_EXPANDERS): Define.
11591 * config/v850/v850.c (struct machine_function): Define.
11592 (v850_save_machine_status): New function.
11593 (v850_restore_machine_status): New function.
11594 (v850_return_addr): New function.
11595 (v850_init_expanders): New function.
11597 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
11598 and v850_init_expanders.
11600 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11602 * cpplib.h (struct cpp_reader): Add help_only field.
11603 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
11604 (cpp_handle_option): Set pfile->help_only if we see -h,
11605 --help, -target-help, or --version. Print version string but
11606 do not set help_only if we see -v or -version. Make text
11607 printed by -v match that printed by (-)-version.
11609 * cppmain.c (main): Exit after option parsing if
11610 pfile->help_only is true.
11612 * toplev.c (independent_decode_option): Call print_version,
11613 then exit, if we see --version (but not -version).
11614 (print_version): Split lengthy message into two lines.
11616 2001-01-05 Nick Clifton <nickc@redhat.com>
11618 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
11619 temporary string for initialisation before calling ggc_alloc_string.
11621 2001-01-06 Michael Hayes <mhayes@redhat.com>
11623 * rtl.h (print_simple_rtl): New.
11624 * print-rtl.c (print_simple_rtl): New.
11625 (flag_simple): New.
11626 (print_rtx): Disable printing of flags and modes, etc.,
11627 if `flag_simple` nonzero.
11629 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11631 * function.c (fixup_var_refs): Use push_to_full_sequence where
11634 2001-01-05 Michael Meissner <meissner@redhat.com>
11636 * flags.h (flag_reorder_blocks): Add declaration.
11637 (flag_rename_block): Ditto.
11639 2001-01-05 DJ Delorie <dj@redhat.com>
11641 * function.c (reorder_blocks): Make sure the flags are all reset
11642 before using them to mark blocks, else a second invocation will
11643 corrupt the block chain.
11644 (reorder_blocks_0): New, resets the flags.
11646 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
11648 * cse.c (find_comparison_args): Stop if the argument is known to
11651 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11653 * config/sh/sh.md (movdf): When splitting load into pair of
11654 registers, don't clobber the register used in the address too
11657 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
11659 * varasm.c (mark_constant_pool): Improve initial comments.
11660 (mark_constants): Move marking of constants to mark_constant.
11661 (mark_constant): New function to recursively mark all constants
11662 referred to by a constant.
11664 2001-01-05 Catherine Moore <clm@redhat.com>
11666 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
11668 2001-01-05 Phil Edwards <pme@sources.redhat.com>
11670 * cp/lang-options.h: Bring comment in line with reality.
11671 * f/lang-options.h: Likewise.
11672 * java/lang-options.h: Likewise.
11673 * objc/lang-options.h: Likewise.
11674 * ch/lang-options.h: Likewise.
11675 * f/g77.texi: And update the manual.
11677 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11678 Denis Chertykov <denisc@overta.ru>
11680 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11681 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11682 * config/avr/avr.md (all peepholes that request a scratch register):
11683 Call it, FAIL the peephole if not safe (in interrupt functions).
11685 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11687 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11689 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11691 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11693 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11694 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11695 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11696 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11697 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11699 * extend.texi: Document these builtins.
11701 2001-01-05 Daniel Berlin <dberlin@redhat.com>
11703 * c-common.c (lang_get_alias_set): Say we know nothing of
11704 VECTOR_TYPE aliasing.
11706 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
11708 2001-01-05 Bruce Korb <bkorb@gnu.org>
11710 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
11711 their x* equivalent versions for atexit-less systems
11712 * fixinc/fixincl.c(main): do not return from main() on atexit-less
11713 systems (or any other system any more).
11715 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
11717 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
11718 output operands. Use arm_hard_register_operand for operand 4.
11719 (stmsi_postinc): Similarly.
11720 (ldmsi): Use arm_hard_register_operand for opernand 2.
11721 (stmsi): Similarly.
11722 * arm.c (arm_hard_register_operand): New function.
11723 * arm-protos.h (arm_hard_register_operand): Prototype it.
11725 * arm.h (HARD_REGNO_RENAME_OK): Define.
11727 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
11729 * simplify-rtx.c (cfc_args): add "unordered" field.
11730 (check_fold_consts): Set unordered field.
11731 (simplify_relational_operation): Simplify the unordered
11734 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
11737 * emit-rtl.c (try_split): Fix code to mark labels.
11738 * jump.c (mark_jump_label): Make global.
11739 * rtl.h (mark_jump_label): Declare.
11741 * predict.c (estimate_probability): Handle unordred comparisons.
11743 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11745 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
11746 * cppinit.c (initialize_dependency_output): Update.
11747 (cpp_finish): Output dummy targets for -MP.
11749 (cpp_handle_option): Handle -MP. Don't quote -MT options.
11750 * cpplib.h (struct cpp_options): Add deps_phony_targets.
11751 * gcc.c (cpp_options): Update to handle -MP.
11752 * mkdeps.c (deps_add_target, deps_add_default_target): Update
11753 to quote only the default target.
11754 (deps_phony_targets): Insert a preceding newline. Rename from
11755 deps_dummy_targets for consistency.
11758 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11760 * calls.c (emit_library_call_value_1): Support
11761 INIT_CUMULATIVE_LIBCALL_ARGS.
11762 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
11764 2001-01-04 Richard Henderson <rth@redhat.com>
11766 * c-decl.c (finish_struct): Detect flexible array members
11767 used in an inappropriate context.
11768 * c-typeck.c (really_start_incremental_init): Special case
11769 constructor_max_index for zero length arrays.
11770 (pop_init_level): Allow initialization of flexible array
11771 members. Deprecate initialization of zero length arrays.
11772 Don't issue missing initializer warning for flexible array
11773 members or zero length arrays.
11774 (process_init_element): Don't dereference null DECL_SIZE.
11775 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
11776 Don't abort for empty constructors. Use size_binop
11777 (output_constructor): Add commentary regarding zero length
11778 array futures. Abort if we try to initialize an array of
11779 unspecified length with a non-empty constructor in the middle
11782 * extend.texi (Zero Length): Update and clarify documentation
11783 on static initialization.
11785 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11787 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
11788 with more than 32767 words of local storage.
11790 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11792 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
11793 for 'abs', 'labs', and 'fabs'.
11794 (c4x_expand_builtin): Likewise.
11795 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
11797 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11799 * config/sh/sh.md (prget, prset): New insn types.
11800 (return delay slot): Dont' allow prset.
11801 (call, sfunc delay slot): Don't allow prget.
11802 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
11803 for prset and prget.
11805 2001-01-05 Michael Hayes <mhayes@redhat.com>
11807 * loop.h (struct loop_reg): New.
11808 (struct loop_regs): Change to use array of `struct loop_reg'.
11809 * loop.c: Replace assortment of varrays with single regs array.
11810 (count_one_set): Delete may_not_move array argument
11811 and use regs array instead. All caller's changed.
11812 (count_loop_regs_set): Delete may_not_move and single_usage
11813 arguments and use regs array instead. All caller's changed.
11814 (find_single_use_in_loop): Replace usage array argument with pointer
11815 to regs structure. All caller's changed.
11816 (loop_optimize): Delete `moved_once' array.
11818 2001-01-05 Michael Hayes <mhayes@redhat.com>
11820 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
11821 Use it instead of loop_info->has_call for scanning loop mems.
11822 (check_dbra_loop): Replace loop_info->has_call test with
11823 loop_info->has_nonconst_call.
11825 2000-01-04 Matthew Hiller <hiller@redhat.com>
11827 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
11830 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11832 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
11833 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
11835 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11837 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
11838 (flag_short_double, flag_short_wchar): Define.
11839 (c_common_nodes_and_builtins): Create many tree nodes shared
11840 between C and C++ here instead of in cp/decl.c and ...
11841 * c-decl.c (init_decl_processing): ... here.
11842 (SIZE_TYPE, WCHAR_TYPE): Don't define.
11843 (flag_short_double, flag_short_wchar): Don't define.
11844 (record_builtin_type): New function.
11845 (build_void_list_node): New function.
11846 * c-common.h (flag_short_double, flag_short_wchar,
11847 record_builtin_type, build_void_list_node): Declare.
11849 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
11851 * integrate.c (expand_inline_function): Don't put a virtual
11852 register into the reg map.
11854 * function.c (fixup_var_refs_1): If force_operand didn't put
11855 the address into the target, move it there.
11857 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11859 Special-case tree_decl/tree_list allocations.
11860 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
11861 (OBJECT_SIZE): New macro.
11862 (NUM_EXTRA_ORDER): Likewise.
11863 (extra_order_size_table): New variable.
11864 (NUM_ORDERS): New macro.
11865 (objects_per_page_table): New variable.
11866 (object_size_table): New variable.
11867 (G.pages): Use NUM_ORDERS to bound the array.
11868 (G.page_tails): Likewise.
11869 (DIV_ROUND_UP): Remove.
11870 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
11871 (alloc_page): Use OBJECT_SIZE.
11872 (size_lookup): Don't make it const.
11873 (ggc_alloc): Use OBJECT_SIZE.
11874 (ggc_set_mark): Likewise.
11875 (ggc_get_size): Likewise.
11876 (init_ggc): Set up the object_size_table, objects_per_page_table,
11877 and adjust size_lookup.
11878 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
11879 (ggc_pop_context): Use NUM_ORDERS.
11880 (clear_marks): Likewise.
11881 (sweep_pages): Likewise.
11882 (poison_pages): Likewise.
11883 (ggc_print_statistics): Use OBJECT_SIZE.
11885 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11887 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
11888 Only call array_size_for_constructor if last field and array type
11889 with no upper bound.
11891 2001-01-04 Philip Blundell <philb@gnu.org>
11893 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
11894 from bit 31 downwards, if this requires no more insns.
11895 (count_insns_for_constant): New helper function for above.
11897 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
11899 * gencodes.c (output_predicate_decls): Remove empty initializer.
11901 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11903 * tree.c (copy_node): Remove documentation about obstacks.
11904 (buidl1): Check that nobody tries to build 2-argument nodes this
11907 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11909 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
11912 * gencodes.c (output_predicate_decls): Fill empty initializer
11915 2001-01-04 Jakub Jelinek <jakub@redhat.com>
11917 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
11918 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
11920 (do_include): Handle missing headers like cpp0.
11921 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
11922 paths with first include pathname. Don't strcat to uninitialized
11925 2001-01-04 Bernd Schmidt <bernds@redhat.com>
11927 * regrename.c (regrename_optimize): Don't rename from frame pointer
11928 if frame_pointer_needed.
11929 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
11930 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
11931 (ia64_reorg): Use it instead of scheduling if ! optimize.
11932 (errata_emit_nops): Properly call asm_noperands.
11933 (ia64_sched_reorder): Finish cycle if we see an asm.
11934 (ia64_variable_issue): Clear scheduling state after asms.
11936 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
11938 * cpp.texi: Update for -MT.
11939 * cppinit.c (initialize_dependency_output): Add a default
11940 target if none has been given already.
11941 (no_tgt, OPT_MT): New.
11942 (cpp_handle_option): Handle -MT. Update -M etc.
11943 * cpplib.h (struct cpp_options): Remove deps_target.
11944 * gcc.c (cpp_options): Handle -MT.
11945 * mkdeps.c (struct deps): Move from mkdeps.h.
11946 (deps_calc_target): Rename deps_add_default_target. Add a
11947 default target if none has been specified already.
11948 * mkdeps.h (struct deps): Move to mkdeps.c.
11949 (deps_calc_target): Rename deps_add_default_target.
11951 2000-01-03 Richard Henderson <rth@redhat.com>
11953 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
11955 * c-typeck.c (push_init_level): Move checks for flexible array
11956 members and zero length arrays ...
11957 (pop_init_level): ... here. Silently discard empty initializations.
11959 * varasm.c (output_constructor): Update for sizeof change to
11960 zero-length arrays.
11962 * extend.texi (Zero Length): Clarify semantics.
11964 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11966 * configure.in (tm.h): Include isns-codes.h last.
11967 * configure: Rebuilt.
11969 2001-01-03 Richard Henderson <rth@redhat.com>
11971 * config/alpha/alpha.md (addvsi3, addvdi3): New.
11972 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
11974 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11976 * tradcpp.c (main): Make sure finclude() is called with a valid
11977 indepth value while handling -include.
11979 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11981 * gencodes.c (output_predicate_decls): New function.
11983 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
11984 even if it is not the first time machmode.h is #included.
11985 * config/sh/sh.c (fpul_operand): Declare MODE argument.
11986 * tm.texi (PREDICATE_CODES): Document predicate declarations.
11987 * gcc.texi (Copyright): Added 2001.
11989 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11991 * c-common.c (c_common_lang_init): New function. Warn if format
11992 warning options which only have effects when used with -Wformat
11993 are used without -Wformat.
11994 * c-common.h (c_common_lang_init): Declare.
11995 * c-lang.c (lang_init): Call c_common_lang_init.
11996 * objc/objc-act.c (lang_init): Call c_common_lang_init.
11998 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12000 * configure.in: Check for the mktemp command.
12001 * configure: Regenerate.
12002 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
12003 $TEMP. Create temporary files with mktemp, if available at
12004 configure time; otherwise use set -C. Remove temporary files
12007 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12009 * configure.in: Require at least texinfo 4.0. Check for whether
12010 Pod::Man is sufficiently recent to regenerate GCC manpages.
12011 * configure: Regenerate.
12012 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
12014 (GENERATED_MANPAGES): Define.
12015 (generated-manpages): New target. Depend on cpp.1 as well as
12017 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
12018 configure to generated-manpages or empty) rather than on the
12019 manpages directly. Remove execute permission from installed
12020 gcov.1 as well as cpp.1.
12021 * cpp.1, gcov.1: Regenerate.
12023 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12025 * builtins.c (expand_builtin_strncmp): Use host_integerp and
12026 tree_low_cst. Allow using cmpstrsi in more cases.
12028 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12030 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
12033 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
12035 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
12036 * Makefile.in (HOST_CFLAGS): Mention build-make.
12038 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12040 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
12043 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12045 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
12048 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
12051 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
12052 reg_base_value and reg_known_value arrays.
12053 (init_alias_analysis): Add more cases to detect known values.
12054 * sched-deps.c (deps_may_trap_p): New function.
12055 (sched_analyze_2): Use it.
12057 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12059 * combine.c (simplify_shift_const): Even if we're sign-extracting,
12060 don't discard an ASHIFTRT if we're shifting in a wider mode.
12062 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
12064 * toplev.c (rest_of_compilation): Don't print basic block information
12065 when CFG isn't up to date.
12067 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
12069 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
12070 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
12071 (UNALIGNED_SHORT_ASM_OP): Define.
12072 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
12074 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12076 * fold-const.c (fold_convert): Fix typo.
12078 2001-01-02 Richard Henderson <rth@redhat.com>
12080 * c-common.h (ASM_INPUT_P): New.
12081 * c-parse.in (asm): Set it when needed.
12082 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
12083 existance of an operand.
12085 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
12087 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
12088 (dwarf2out_frame_debug_expr): Likewise.
12089 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
12091 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
12093 * i386.c (ix86_split_to_parts): Return number of part required;
12095 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
12097 (ix86_split_long_move): Use number of part returned
12098 by ix86_split_to_parts
12099 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
12101 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
12102 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
12103 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
12104 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
12105 (ALIGN_MODE_128): Add TFmode.
12106 (IS_STACK_MODE): Likewise.
12107 (HARD_REGNO_NREGS): TFmode needs 3 registers.
12108 (HARD_REGNO_OK): Support TFmodes.
12109 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
12110 * i386.md (scheduler definitions): Use memory operand to determine
12111 fst/fld instructions; use mode attribute to determine real mode of
12113 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
12114 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
12116 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12118 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
12120 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12122 * expr.c (store_constructor_field): Update ALIGN before calling
12125 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12127 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
12130 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12132 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
12135 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12137 * c-decl.c (start_function): Don't warn on third parameter to main.
12139 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12141 * tsystem.h: Define HAVE_DECL_GETOPT.
12143 2001-01-02 Philip Blundell <pb@futuretv.com>
12145 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
12148 2001-01-02 Richard Henderson <rth@redhat.com>
12150 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
12152 2001-01-02 Andreas Jaeger <aj@suse.de>
12154 * c-decl.c (c_decode_option): Remove support of
12155 -Wmissing-noreturn.
12157 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
12158 (W_options): Add -Wmissing-noreturn here.
12160 * flow.c: Define lang_missing_noreturn_ok_p.
12161 (check_function_return_warnings): Use it.
12163 * c-common.h: Declare lang_missing_noreturn_ok_p.
12165 * c-lang.c (c_missing_noreturn_ok_p): New function.
12166 (lang_init): Set lang_missing_noreturn_ok_p.
12168 * invoke.texi (Warning Options): Document this.
12170 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12172 * extend.texi (C++ Extensions): New node for C++ attributes;
12173 describe init_priority and com_interface.
12174 * invoke.texi: Remove -finit-priority as it now has zero effect.
12175 * install.texi: Fix xref syntax.
12176 * md.texi: Likewise.
12178 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12180 * config.gcc (sparc64-wrs-vxworks*): New case.
12181 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12183 * config/sparc/sparc.c (sparc_override_options): Do support different
12184 pointer and architecture size.
12185 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12186 (POINTERS_EXTEND_UNSIGNED): Define.
12187 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12188 (FUNCTION_MODE): Define to be Pmode.
12189 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12191 * function.c (expand_function_end): Properly handle DECL_RESULT
12192 and copy when ptr_mode != Pmode.
12193 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12195 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12197 * c-common.c (c_common_nodes_and_builtins): Set prototype
12198 parameters for __builtin_fputs, __builtin_fputc and
12199 __builtin_fwrite. Don't declare plain fputc as a builtin.
12201 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12203 * loop.c (add_label_notes): Increment the label usage count when
12204 a note is added to an insn which refers to a CODE_LABEL.
12205 * gcse.c (add_label_notes): Likewise.
12207 2001-01-01 Andreas Jaeger <aj@suse.de>
12209 * loop.c (scan_loop): Use xmalloc to allocate movables.
12211 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12213 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12214 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12215 * reload1.c (REGISTER_MOVE_COST): Likewise.
12216 * regclass.c (REGISTER_MOVE_COST): Likewise.
12217 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
12218 dimension. Adjust all users.
12219 (init_reg_sets_1): Iterate on all modes.
12220 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
12221 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
12222 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
12223 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
12224 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
12225 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
12226 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
12227 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
12228 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
12229 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
12230 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
12231 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
12232 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
12233 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
12234 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
12235 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
12236 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
12237 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
12238 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
12239 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
12240 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
12241 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
12242 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
12243 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
12244 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
12245 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
12246 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
12248 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12250 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
12251 arg VARIES_P. Call it with extra arg.
12252 (true_dependence): Likewise.
12253 * rtl.h (rtx_addr_can_trap_p): Declare.
12254 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
12256 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
12257 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
12258 pic offset table register if it's zero. All callers changed.
12259 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
12261 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12263 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
12264 STRING_POOL_ADDRESS_P.
12266 * config/sparc/sparc.c (input_operand): Properly test for short op.
12268 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
12269 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
12270 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
12271 * config/sparc/elf.h: No longer include sol2.h.
12272 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
12273 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
12275 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
12277 2001-01-01 Michael Hayes <mhayes@redhat.com>
12279 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
12280 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
12281 (record_initial): Likewise.
12282 * unroll.c (copy_loop_body, loop_iterations): Likewise.
12283 (remap_split_bivs): Likewise.
12285 2001-01-01 Michael Hayes <mhayes@redhat.com>
12287 * loop.c (loop_ivs_free): New function.
12288 (strength_reduce): Break out from...
12290 2001-01-01 Michael Hayes <mhayes@redhat.com>
12292 * loop.h (struct iv): New.
12293 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
12294 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
12295 'reg_biv_class' fields with 'regs' and 'n_regs'.
12296 (struct ivs): Rename 'loop_iv_list' field to 'list'.
12297 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
12298 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
12300 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
12302 * resource.c (mark_referenced_resources): Abort() before
12303 attempting to mark a pseudo register.
12304 (mark_set_resources): Likewise.
12306 2001-01-01 Michael Hayes <mhayes@redhat.com>
12308 * loop.h (REG_IV_CLASS): New accessor macro.
12309 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
12310 * unroll.c (REG_IV_CLASS): Likewise.
12312 See ChangeLog.4 for earlier changes.