1 2001-06-03 David Edelsohn <edelsohn@gnu.org>
3 * doc/install.texi: Update AIX information again.
5 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
7 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
8 installation documentation.
9 * doc/install.texi: Move it to here.
11 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
13 * doc/install.texi: Clean up Texinfo markup.
15 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
17 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
18 to just after title page.
20 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
22 * doc/install-old.texi: Remove documentation of some configuration
24 * doc/install.texi: Add relevant parts of this documentation here.
26 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
28 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
29 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
31 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
33 * i386.md (all uses of ext_register_operand): Make sure they are
34 VOIDmode; replace all uses outside zero_extend.
35 (and?i splitters): Use ext_register_operands.
36 (test?i peep2): Remove ignored constraints.
37 * i386.c (ext_register_operand): Check that operand is
38 eighter pseudo or hard or 'Q' register.
40 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
42 * tree.h (struct record_layout_info_s): New field unpadded_align.
43 (set_lang_adjust_rli): New declaration.
44 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
45 it would have if not packed, do not downgrade DECL_ALIGN.
46 (lang_adjust_rli, set_lang_adjust_rli): New.
47 (start_record_layout): Initialize new field unpadded_align.
48 (debug_rli): Display it.
49 (place_union_field, place_field): Set it.
50 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
52 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
53 mean that; use proper names instead.
54 Print DECL_NO_STATIC_CHAIN.
56 * except.c (expand_builtin_frob_return_addr): Add missing call
57 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
58 (expand_builtin_eh_return): Likewise.
59 (expand_eh_return): Clean up ptr_mode != Pmode cases.
61 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
63 * doc/invoke.texi: Remove references to papers about sequence points
64 to readings.html, refer to that page.
66 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
68 * README: Update references to installation instructions.
70 2001-06-01 Laurent Guerby <guerby@acm.org>
71 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
73 * doc/install.texi: Define srcdir when sources come from CVS.
74 Significantly improve markup. Wrap overly long lines
76 2001-06-01 DJ Delorie <dj@redhat.com>
78 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
79 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi, objc.texi,
80 rtl.texi, tm.texi, texinfo.tex: Move to doc subdirectory.
81 * install.texi: Move to doc/install-old.texi.
82 * gcc.texi: Move to doc, refer to install-old.texi.
83 * Makefile.in: Reflect move of docs to doc/.
84 * f/Make-lang.in: Ditto.
85 * java/Make-lang.in: Ditto.
86 * doc/.cvsignore: New.
88 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
90 * invoke.texi: use two spaces between command options, eliminate
91 some 'overfull hboxes'
93 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
95 * Makefile.in (s-mlib): Make backtick-commands always succeed.
96 (DRIVER_DEFINES): Ditto.
98 2001-05-31 Richard Henderson <rth@redhat.com>
100 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
101 also link against libgcc.a.
103 2001-05-31 Geoff Keating <geoffk@cygnus.com>
105 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
106 * config/mips/mips.c (mips_output_ascii): New function.
107 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
109 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
111 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
113 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
114 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
116 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
118 * install.texi (Configuration): Add html links for --with-gnu-as &
119 --with-gnu-ld and refer to them from hppa & SCO triplets.
120 (Specific): Link back to with-gnu-ld for all ELF platfoms.
121 (Specific): Reword AVR binutils recommendation.
123 2001-05-30 Zack Weinberg <zackw@stanford.edu>
125 * ggc-page.c (size_lookup): Increase minimum allocation size
127 (ggc_print_statistics): Report size of each bin in bytes, not
128 as its order; there is no longer a direct relationship.
130 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
132 * extend.texi: Fix formating of examples, eliminate some
134 * gcc.texi: Eliminate some 'overfull hboxes'.
135 * invoke.texi: Use two spaces between command options, eliminate
136 some 'overfull hboxes'.
138 2001-05-30 Richard Henderson <rth@redhat.com>
140 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
142 2001-05-30 Tom Tromey <tromey@redhat.com>
144 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
145 use it in the new association.
147 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
148 John David Anglin <dave@hiauly1.hia.nrc.ca>
150 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
151 to target type to allow ISO C++ compiler to accept it.
152 * gthr-dce.h (__gthread_active_ptr): Likewise.
153 * gthr-solaris.h (__gthread_active_ptr): Likewise.
155 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
157 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
158 so that we do accept comments in preprocessed input.
160 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
162 * cpphash.c (alloc_node): Cast allocated pointer.
164 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
166 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
168 2001-05-29 Stan Shebs <shebs@apple.com>
170 * gcc.texi: Add links for information about Objective-C.
172 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
174 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
175 /bin/sed fails on [^\"]).
176 (configargs.h): Likewise.
178 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
180 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
182 2001-05-28 Stan Shebs <shebs@apple.com>
184 * objc/objc.gperf: Remove, no longer used.
186 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
188 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
189 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
190 Remove trailing whitespace.
192 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
194 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
195 became http://freeware.sgi.com/.
197 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
199 * local-alloc.c (update_equiv_regs): Don't eliminate constant
202 2001-05-27 Stan Shebs <shebs@apple.com>
204 * objc/objc-act.c: Add/fix various comments.
205 (init_selector): Remove, no longer used.
206 (build_msg_pool_reference): Ditto.
209 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
211 * c-decl.c (init_decl_processing):
212 Don't call start_identifier_warnings.
213 * flags.h (warn_id_clash, id_clash_len): Remove.
214 * stringpool.c: Don't include flags.h.
215 (scan_for_clashes, do_identifier_warnings,
216 start_identifier_warnings): Remove.
217 * toplev.c (warn_id_clash, id_clash_len): Remove.
218 (display_help): Don't document -Wid-clash.
219 (decode_W_option): Print warning on -Wid-clash.
220 * tree.h (start_identifier_warnings): Remove.
221 * invoke.texi: Remove documentation of -Wid-clash.
223 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
225 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
227 2001-05-27 Bruce Korb <bkorb@gnu.org>
229 * fixinc/check.tpl(HACK) add and use a Scheme variable
230 (has no test text): error out if no "test_text" is defined
231 * fixinc/fixincl.tpl: likewise
232 (FIXIDX): make it an enumeration so we minimize diffs
233 * fixinc/inclhack.def: re-alphabetize and add sort instructions
234 * fixinc/fixincl.x: regenerate
235 * fixinc/tests/base/stdio.h: test output got moved due to
237 * README-fixinc: rewrite (mostly)
239 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
241 * cpplib.c (run_directive): Set pfile->directive.
243 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
245 * c-tree.texi: Reformat the manual as a single chapter now
246 included by gcc.texi.
247 * gcc.texi: Include c-tree.texi. Merge all indexes.
248 * Makefile.in (dvi): Add generation for the cppinternals
249 documentation. Added dependencies on fdl.texi and c-tree.texi
250 where appropriate. Use TEXI2DVI instead of custom tex calls.
251 (info): Added dependencies on fdl.texi and c-tree.texi where
252 appropriate. Remove the target c-tree.info.
254 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
256 * combine.c (try_combine): Fix typo in comment.
257 * expr.c (expand_expr): Likewise.
258 * config/i370/i370.md (untyped_call): Likewise.
260 2001-05-26 Bruce Korb <bkorb@gnu.org>
262 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
263 when fixincl is operating in test mode
264 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
265 (AAB_ultrix_limits): remove redundant text
266 (AAB_ultrix_memory): ditto
267 (AAB_ultrix_string): ditto
268 (djgpp_wchar_h): fix the test text
269 (irix_stdio_va_list): add test text
270 (irix_limits_const): add a testing output file (limits.h is overwritten)
271 (strict_ansi_not_ctd): put limits.h second in list for same reason
272 (solaris27_mutex_init): test text needed selection text, too
274 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
275 when fixincl is operating in test mode
277 2001-05-26 Philip Blundell <philb@gnu.org>
279 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
280 * config/i960/i960-protos.h: Likewise.
281 * config/i370/i370-protos.h: Likewise.
282 * config/h8300/h8300-protos.h: Likewise,
283 * config/sh/sh-protos.h: Likewise.
284 * config/v850/v850-protos.h: Likewise.
286 2001-05-26 Philip Blundell <philb@gnu.org>
288 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
290 2001-05-25 Zack Weinberg <zackw@stanford.edu>
292 * toplev.c (debug_args, f_options, W_options): Mark
293 descriptions for translation.
294 (display_help): Translate descriptions on output.
296 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
297 objc/lang-options.h: Mark descriptions for translation.
299 * aclocal.m4: Quote final argument of patsubst. Use
300 3-argument form of AC_DEFINE. Restore quotes to [] while
302 * configure.in: Remove unnecessary changequote calls.
303 * configure, config.in: Regenerate.
305 2001-05-25 Sam TH <sam@uchicago.edu>
307 * basic-block.h: Fix header include guards.
308 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
309 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
310 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
311 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
312 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
313 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
314 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
315 varray.h version.h: Likewise.
316 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
317 config/arm/arm.h config/c4x/c4x-protos.h
318 config/h8300/h8300-protos.h config/h8300/h8300.h
319 config/i370/i370-protos.h config/i370/i370.h
320 config/i960/i960-protos.h config/mcore/mcore.h
321 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
322 config/v850/v850-protos.h config/v850/v850.h: Likewise.
323 * fixinc/fixlib.h fixinc/server.h: Likewise.
325 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
327 * config/arc/initfini.c (.init): Fix typo.
329 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
331 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
333 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
335 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
337 2001-05-25 Richard Henderson <rth@redhat.com>
339 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
341 2001-05-25 Richard Henderson <rth@redhat.com>
343 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
344 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
345 (sparc*-*-solaris2): Likewise.
346 * config/t-linux: Remove shared libgcc macros.
347 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
348 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
350 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
352 * config.gcc (*-*-freebsd*): Report bad configuration.
354 2001-05-25 David Edelsohn <edelsohn@gnu.org>
356 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
358 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
360 (ASM_OUTPUT_LABELREF): Delete.
362 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
364 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
365 strict_ansi_only): Don't run if stdc_0_in_system_headers.
366 * fixinc/fixincl.x: Regenerate.
367 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
368 (FIX_TEST_TABLE): Declare it.
369 * fixinc/fixlib.h: Include config.h.
371 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
373 * fixinc/inclhack.def (alpha___assert): Change char * args to
374 const char * on Tru64 UNIX to avoid excessive warnings from
376 * fixinc/fixincl.x: Regenerate.
378 2001-05-25 Geoff Keating <geoffk@redhat.com>
380 * dbxout.c (dbxout_symbol): Invert previous patch, which was
381 outputting a tag only for variable-size records.
383 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
385 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
386 instead of rtx_equal_p for early clobber test.
388 2001-05-26 Mark Mitchell <mark@codesourcery.com>
390 * builtins.def: Encode additional information, such as names and
392 * builtin-types.def: New file.
393 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
394 (built_in_decls): Likewise. Don't explicitly initialize global
396 (expand_builtin_mathfn): Handle float and long double variants of
398 (expand_builtin): Likewise.
399 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
400 (expand_tree_builtin): Handle long, long long, float, and long
401 double variants of math functions.
402 * c-common.h (c_tree_index): Remove some unused nodes.
403 (void_ftype): Remove.
404 (void_type_ptr): Likewise.
405 (int_ftype_int): Likewise.
406 (ptr_ftype_sizetype): Likewise.
407 * c-decl.c (init_decl_processing): Remove creation of DWARF
409 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
410 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
411 * Makefile.in (c-common.o): Depend on builtin-types.def.
413 2001-05-25 Dale Johannesen <dalej@apple.com>
415 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
417 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
419 * c-parse.in (notype_initdcl): Remove redundant line.
421 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
423 * aclocal.m4: Fixed typo.
424 (gcc_AC_HEADER_STDBOOL): Define.
425 (gcc_AC_C__BOOL): Define.
426 * configure.in: Use them.
427 (AC_CHECK_HEADERS): Remove stdbool.h
428 * configure, config.in: Regenerate.
430 2001-05-25 Richard Henderson <rth@redhat.com>
432 * function.c (expand_function_start): Don't abort on PARALLEL
433 returns from hard_function_value.
435 2001-05-25 Richard Henderson <rth@redhat.com>
437 * config/i386/i386.md: Revert previous change. Do not apply
438 the peephole if the components do not die after the sequence.
440 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
442 * c-parse.in (array_declarator): New. Handle C99 constructs.
443 Don't restrict [*] declarators to C only.
444 (after_type_declarator, parm_declarator_starttypename,
445 parm_declarator_nostarttypename, notype_declarator,
446 direct_absdcl1): Use it.
447 * c-decl.c (build_array_declarator, set_array_declarator_type):
448 New functions. Warn that [*] isn't properly implemented; pedwarn
449 for [*] outside C99 mode if pedantic rather than giving a hard
451 (grokdeclarator): Handle static and type qualifiers in parameter
453 * c-tree.h (build_array_declarator, set_array_declarator_type):
455 * extend.texi (Attribute Syntax): Document attributes in parameter
458 2001-05-25 Mark Mitchell <mark@codesourcery.com>
460 * config/i386/i386.md: Make sure cmpstr peepholes do not
461 affect liveness information.
463 2001-05-24 Mark Mitchell <mark@codesourcery.com>
465 * c-typeck.c (digest_init): Issue error messages about
466 invalid constants, not warnings.
468 2001-05-24 Mark Mitchell <mark@codesourcery.com>
470 * invoke.texi (-fno-builtin): Document that this is always on
473 2001-05-24 Philip Blundell <philb@gnu.org>
475 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
478 2001-05-24 Philip Blundell <philb@gnu.org>
480 * config/arm/arm.c (output_return_instruction): Correctly handle
481 interworking and interrupt functions.
483 2001-05-24 Philip Blundell <philb@gnu.org>
485 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
486 -m{no-}sched-prolog. Fix typos and improve formatting.
488 2001-05-24 Philip Blundell <philb@gnu.org>
490 * invoke.texi (ARM Options): Improve wording slightly. Add
491 documentation for more options, including those for Thumb mode.
492 Don't mention options that don't exist or are unimplemented.
493 (Thumb Options): Delete; merged into above section.
495 2001-05-24 Geoff Keating <geoffk@redhat.com>
497 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
498 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
500 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
502 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
503 fix hard register simplification.
505 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
507 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
508 of just copying CPP_CPU_SPEC.
510 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
512 * i386.c (incdec_operand): Accept only 1 and -1.
514 2001-05-23 Kelley Cook <kelley.cook@home.com>
516 * Makefile.in: Move many of the *_H definitions eariler in the
517 file, so that rules in t-* files that use them for
518 dependencies will work in a parallel build.
519 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
521 2001-05-23 Richard Henderson <rth@redhat.com>
523 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
525 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
527 * cpp.texi: Update for handling of charconsts.
528 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
529 diagnostics. Skip to the end if the UCS is too short.
530 (cpp_interpret_charconst): Long charconsts issue a warning
533 2001-05-23 Richard Henderson <rth@redhat.com>
535 * doc/install.texi (alpha-linux): Require binutils 2.11.
537 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
539 * c-lex.c (read_escape, read_ucs): Delete.
540 (lex_string): Use cpp_parse_escape.
541 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
542 if not C++ or not C99. Warn if traditional.
543 (parse_escape): Rename cpp_parse_escape. Make the bitmask
544 unsigned. Warn for out-of-range escape sequences here.
545 Update to use maybe_read_ucs.
546 (cpp_interpret_charconst): Don't warn here.
547 * cpplib.h (cpp_parse_escape): New exported function.
549 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
551 * extend.texi (Attribute Syntax): Clarify application of
552 attributes to parameters declared as functions or arrays.
554 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
556 * dbxout.c (dbxout_type_methods): Do still group methods by name.
558 2001-05-23 Zack Weinberg <zackw@stanford.edu>
560 * diagnostic.c (vnotice): Kill.
561 (fnotice): Call vfprintf directly.
562 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
563 verbatim, set_diagnostic_context): Rename string argument to
564 indicate that it is run through gettext.
565 (vbuild_message_string, build_message_string, output_do_printf):
566 Rename string argument to indicate that it is NOT run through
568 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
569 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
570 Run msgid argument through gettext.
571 (default_print_error_function): Run constant strings through
572 gettext when nothing else will.
573 (fatal_error, internal_error, error_recursion): Use fnotice.
574 Present complete sentences to gettext.
576 2001-05-23 Mark Mitchell <mark@codesourcery.com>
578 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
580 2001-05-23 Richard Henderson <rth@redhat.com>
582 * function.c (expand_function_start): Always use a pseudo
583 for the function result value.
585 2001-05-22 Richard Henderson <rth@redhat.com>
587 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
588 section pointer alignment.
590 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
592 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
593 of __USER_LABEL_PREFIX__.
595 2001-05-22 Richard Henderson <rth@redhat.com>
597 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
598 (__deregister_frame_info_bases): New.
599 * unwind-dw2-fde.h: Declare it.
600 * libgcc-std.ver: Export it.
601 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
602 called __register_frame_info_bases.
604 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
606 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
607 instead of #elif (which is OK for this case but not in general).
609 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
611 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
612 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
613 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
614 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
615 "r2" to the assembly file. Only issue allocs with non-zero parameters.
617 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
618 David O'Brien <obrien@freebsd.org>
620 * config/freebsd.h (LIB_SPEC): Key the exact setting to
621 configure-time options and target version of FreeBSD. Set-up
622 to match architectural change in threading support. Correctly
623 report when -pthread option is not supported by configure-time
625 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
626 and extend to encode target version number in run-time setting
627 of __FreeBSD__ macro to match the system compiler.
628 (CPP_PREDEFINES): Likewise.
629 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
631 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
632 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
634 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
635 David O'Brien <obrien@freebsd.org>
637 * config.gcc (the unlabeled system switch statement): Add
638 generic configuration section to handle *-*-freebsd*. Also,
639 to match the system compiler, default to threading support (it
640 may be disabled with the standard --disable-threads
641 configuration-time switch).
642 (i[34567]86-*-freebsd* in machine-specific section): Use it.
643 (alpha*-*-freebsd* in machine-specific section): Likewise.
645 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
646 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
647 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
648 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
649 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
651 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
652 David O'Brien <obrien@freebsd.org>
654 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
655 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
656 -pthread instead setting macro.
658 2001-05-22 Richard Henderson <rth@redhat.com>
660 * crtstuff.c (__register_frame_info_bases): Declare.
661 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
662 (__do_global_dtors_aux, __do_global_dtors): Streamline.
664 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
665 (CRT_GET_RFIB_DATA): New.
666 * config/i386/sysv4.h: Likewise.
667 * config/i386/sco5.h: Likewise.
668 (ASM_PREFERRED_EH_DATA_FORMAT): New.
670 2001-05-22 Richard Henderson <rth@redhat.com>
672 * rtl.c (read_string): Break out from ...
673 (read_rtx): ... here.
675 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
677 * doc/install.texi (Specific): Remove a bogus and duplicate part
678 copied from the end of the document.
680 2001-05-22 Bernd Schmidt <bernds@redhat.com>
682 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
684 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
686 * install.texi: Remove obsolete information on SunOS as well as
687 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
688 (Installing GNU CC on the Sun): Remove section.
690 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
692 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
693 keep errno unchanged on success.
695 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
697 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
698 once for hexadecimal floats, whether or not they contain a decimal
699 point. Don't let the setting of pedantic otherwise affect the
700 parsing of hexadecimal floats.
702 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
704 * README.ACORN: Remove obsolete file.
706 2001-05-22 Jan Hubicka <jh@suse.cz>
708 * combine.c (gen_binary): Use swap_commutative_operands_p
709 (simplify_comparison): Likewise.
710 * expmed.c (emit_store_flag): Likewise.
711 * expr.c (compare_from_rtx): Likewise.
712 (do_compare_rtx_and_jump): Likewise.
713 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
714 if not emitting a branch and operands want swapping.
716 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
718 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
719 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
720 (maybe_get_identifier): Update.
721 * tree.h (make_identifier): Delete.
723 2001-05-21 Richard Henderson <rth@redhat.com>
725 * combine.c (subst): Do not substitute for a register as
726 a destination subreg/strict_low_part/zero_extract.
728 * combine.c (simplify_comparison): Update op1 after constant
730 * recog.c (const_int_operand): Accept only constants valid
732 * genrecog.c: Update comments wrt const_int_operand.
734 * emit-rtl.c (init_emit_once): Zero unused memory in a
737 2001-05-21 Mark Mitchell <mark@codesourcery.com>
739 * tree.h (type_num_arguments): Declare it.
740 * tree.c (type_num_arguments): New function.
742 2001-05-21 Richard Henderson <rth@redhat.com>
744 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
747 2001-05-21 Geoff Keating <geoffk@redhat.com>
749 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
751 (minsf3): Use rs6000_emit_minmax.
752 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
754 (movsfcc): Use rs6000_emit_cmove.
755 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
756 Don't generate emit_fselsfsf4.
757 (fseldfsf4): Likewise.
758 (maxdf3): Use rs6000_emit_minmax.
760 (mindf3): Use rs6000_emit_minmax.
761 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
763 (movdfcc): Use rs6000_emit_cmove.
764 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
765 Don't generate emit_fselsfsf4.
766 (fselsfdf4): Likewise.
767 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
768 (min_max_operator): New predicate.
769 (rs6000_emit_cmove): New function.
770 (rs6000_emit_minmax): New function.
771 * config/rs6000/rs6000-protos.h: Prototype new functions.
772 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
773 and min_max_operator.
775 * config/rs6000/rs6000.c (output_cbranch): Handle all
776 conditional types in the switch statement.
778 2001-05-21 Mark Mitchell <mark@codesourcery.com>
780 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
781 non-register variables.
782 * extend.texi: Document that asm-specifications do not make sense
783 for non-static local variables.
785 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
787 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
788 (dbxout_type_fields): Lose minimal_debug support.
789 (dbxout_type_methods, dbxout_type): Likewise.
791 2001-05-17 Andrew Haley <aph@redhat.com>
793 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
795 2001-05-21 Richard Henderson <rth@redhat.com>
797 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
800 2001-05-20 Richard Henderson <rth@redhat.com>
802 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
803 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
804 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
805 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
806 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
808 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
809 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
810 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
811 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
812 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
813 DEBUG_PUBNAMES_SECTION): Rename as above.
814 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
816 2001-05-20 Richard Henderson <rth@redhat.com>
818 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
819 operands unless the operation is commutative.
821 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
823 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
826 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
828 * extend.texi: Clarify documentation of extensions included in ISO
829 C99. Prefer C99 terminology and syntax to old GNU terminology and
830 syntax. Add more index entries. Document mixed declarations and
831 code as an extension in C89 mode. Warn about future changes to
832 semantics of inline functions. Fixes PR other/930.
834 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
836 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
837 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
838 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
839 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
841 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
843 2001-05-20 Richard Henderson <rth@redhat.com>
845 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
846 to be output before a branch.
848 2001-05-20 Richard Henderson <rth@redhat.com>
850 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
852 2001-05-20 Richard Henderson <rth@redhat.com>
854 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
855 (ASM_DOUBLE): Remove.
856 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
857 * config/i386/sun386.h: Likewise.
859 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
860 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
862 * config/i386/cygwin.h (INT_ASM_OP): Remove.
863 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
864 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
865 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
867 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
868 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
869 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
870 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
871 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
872 * config/i386/win32.h: Likewise.
874 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
876 * invoke.texi: Add more options to summary list.
878 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
880 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
881 used. Fixes PR c/2291.
884 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
886 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
887 the -fpic and -fPIC options, clear flag_pic.
889 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
891 * hashtable.c (calc_hash): Fix HASHSTEP definition.
892 * stringpool.c (make_identifier): No statistics here anymore.
893 * objc-act.c (steup_string_decl): Remove redundant check.
895 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
897 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
898 cpplib.o, cpphash.o, fix-header): Update.
899 (hashtable.o): New target.
900 * c-common.h: Include cpplib.h. Define C_RID_CODE and
901 struct c_common_identifier here.
902 * c-lang.c (c_init_options): Update. Call set_identifier_size.
903 * c-lex.c (c_lex): Update.
904 * c-pragma.h: Update.
905 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
907 (C_RID_CODE): Delete.
908 * cpphash.c: Rewrite to use hashtable.c.
909 * cpphash.h: Update include guards.
910 (struct cpp_reader): Remove hashtab.
911 hash_ob and buffer_ob are no longer pointers. Add hash_table
913 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
914 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
915 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
916 * cppinit.c (cpp_create_reader): Update.
917 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
918 (cpp_interpret_charconst): Eliminate warning.
919 * cpplib.c (do_pragma, do_endif, push_conditional,
920 cpp_push_buffer, cpp_pop_buffer): Update.
921 (_cpp_init_stacks): Rename cpp_init_directives.
922 (_cpp_cleanup_stacks): Remove.
923 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
924 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
925 cpp_forall_identifiers, cpp_create_reader): Update.
926 (C_RID_CODE, cpp_make_node): New.
927 (c_common_identifier): New identifier node for C front ends.
928 * cppmain.c (main): Update.
929 * fix-header.c (read_scan_file): Update.
930 * flags.h (id_clash_len): Make unsigned.
931 * ggc.h (ggc_mark_nonnull_tree): New.
934 * stringpool.c: Update comments and copyright. Update to use
936 * toplev.c (approx_sqrt): Move to hashtable.c.
937 (id_clash_len): Make unsigned.
938 * toplev.h (ident_hash): New.
939 * tree.c (gcc_obstack_init): Move to hashtable.c.
940 * tree.h: Include hashtable.h.
941 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
942 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
943 (struct tree_identifier): Update.
944 (make_identifier): New.
946 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
947 (C_RID_CODE): Remove.
948 * lex.c (cxx_init_options): Call set_identifier_size. Update.
949 (init_parse): Don't do it here.
951 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
953 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
955 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
957 (expand_eh_return): Convert between word_mode and Pmode.
958 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
960 (execute_stack_op): Likewise.
961 (execute_cfa_program): Likewise.
962 (uw_frame_state_for): Likewise.
963 (uw_update_context_1): Likewise.
964 * unwind.inc (_Unwind_Reason_Code): Likewise.
965 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
966 (EH_RETURN_STACKADJ_RTX): Likewise.
967 * config/mips/mips.c (compute_frame_size): Make space for saving
969 (mips_expand_epilogue): Handle EH stack adjustments.
970 * config/mips/mips.md (eh_return): New pattern.
971 (eh_set_lr_si): Likewise.
972 (eh_set_lr_di): Likewise.
973 Add splitter to perform EH return after reload.
975 2001-05-19 Mark Mitchell <mark@codesourcery.com>
977 * jump.c (mark_jump_label): Tidy previous change.
979 2001-05-19 Bruce Korb <bkorb@gnu.org>
981 * fixinc/genfixes: no need for two warnings
982 * fixinc/Makefile.in: open stdin for those building with a closed one.
984 2001-05-19 Mark Mitchell <mark@codesourcery.com>
986 * jump.c (jump_optimize_1): Tidy.
987 (mark_jump_label): When changing the label in a LABEL_REF, change
988 update any REG_EQUAL notes as well.
990 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
992 * c-parse.in (parm_declarator): Split into
993 parm_declarator_starttypename and parm_declarator_nostarttypename.
994 (parm_declarator_starttypename, parm_declarator_nostarttypename):
995 New. Allow parenthesised sub-declarators which don't begin with a
996 TYPENAME. Fixes PR c/166.
998 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1000 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1002 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1004 * toplev.c (main): If the target does not allow profiling without
1005 a frame pointer, issue an error message.
1006 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1009 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1011 * recog.c (general_operand): Modify last change to allow it if reload
1014 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1016 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1017 subregs containing mem.
1019 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1021 * regrename.c (regrename_optimize): frame pointer register can
1024 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1026 * README.DWARF: Move into dwarfout.c.
1028 2001-05-18 Dale Johannesen <dalej@apple.com>
1030 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1031 specific misuse of r0 as a reload address.
1033 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1035 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1038 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1040 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1041 (add_to_sequence): Make that decision type.
1042 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1043 (write_switch, write_cond, debug_decision_2): Likewise.
1045 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1047 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1050 2001-05-18 Stan Shebs <shebs@apple.com>
1052 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1053 * configure: Regenerate.
1055 2001-05-18 Per Bothner <per@bothner.com>
1057 Changes needed for java/jvspec.c
1058 * gcc.h (n_infiles, outfiles): Add declarations.
1059 * gcc.c (n_infiles, outfiles): Mske no longer static.
1061 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
1063 * config/pa/som.h (EXCEPTION_SECTION): Define.
1065 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
1067 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
1069 Add have_location_lists, a variable to determine whether we need a
1070 .debug_loc section or not.
1071 (enum dw_val_class): Add dw_val_class_loc_list.
1072 (dw_val_struct): Add val_loc_list.
1073 (dw_loc_list_struct): New structure, represents location lists.
1074 (new_loc_list): New function, return a new location list, given
1075 the range and location expression.
1076 (add_loc_descr_to_loc_list): New function, add a location
1077 expression to a location list, given the expression and range.
1078 (output_loc_list): New function, output a location list.
1079 (gen_internal_sym): Modified to take symbol prefix, so we can
1080 reuse it for location list symbols.
1081 (add_AT_loc_list): New function, add a location list to a DIE at
1082 the named attribute.
1083 (AT_loc_list): New function, return the location list reference
1084 for a given attribute, if it's a location list.
1085 (print_die): Handle dw_val_class_loc_list.
1086 (size_of_die): Ditto.
1087 (value_format): Ditto.
1088 (output_die): Ditto.
1089 (output_location_lists): New function, output all of the location
1090 lists for a DIE and it's children.
1091 (dwarf2out_finish): Call output_location_lists if we have location
1095 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1097 * gcse.c (try_replace_reg): First try global replace, later try to
1098 simplify the expression.
1100 * gcse.c (find_used_regs): Change calling convention; work via
1102 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
1104 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1107 2001-02-09 Nick Clifton <nickc@redhat.com>
1108 * config/arm/arm.md: Change output constraint on post inc
1109 load/store multiple patterns to be a read/write constraint.
1111 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1113 * basic-block.h (struct basic_block_def): Add documentation about
1114 what a basic block is, and what the various fields are used for.
1115 * flow.c (calculate_globlal_regs_live): Add documentation about
1116 how the algorithm works, and how we know that it will terminate.
1117 Check that the the inductive assumption that guarantees
1118 termination actually holds.
1119 (mark_used_regs): Treat conditionally set registers as used.
1120 (debug_regset): Add comment.
1121 * rtl.texi (cond_exec): Add documentation.
1123 * function.c (expand_function_start): Avoid creating BLKmode
1126 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1128 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1129 DIE, even if it has no children.
1130 (dwarf2out_finish): Always output the line-number table, even if
1133 2001-05-18 David Edelsohn <edelsohn@gnu.org>
1135 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1137 2001-05-17 Bruce Korb <bkorb@gnu.org>
1139 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1140 * fixinc/genfixes: emit a warning if AutoGen is out of date
1142 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1143 Bruce Korb <bkorb@gnu.org>
1145 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1146 found in fixinc directory. Facilitates binary distributions.
1148 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1150 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1153 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
1155 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1157 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1159 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
1160 (simplify_subreg): Handle complex types represented as CONCAT.
1162 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
1163 * rtl.h (swap_commutative_operands_p): Declare.
1164 * rtlanal.c (swap_commutative_operands_p): New.
1165 (operand_preference): New static function.
1167 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
1168 (gen_binary): Likewise.
1169 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
1170 * simplify-rtx.c (simplify_gen_binary,
1171 simplify_gen_relational): Likewise.
1173 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1175 * cse.c (fold_rtx): Use simplify_subreg.
1177 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
1178 (simplify_gen_subreg): New.
1179 (simplify_rtx): Use simplify_subreg.
1180 * rtl.h (simplify_gen_subreg): Declare.
1182 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1184 * doc/install.texi: Update Solaris information.
1186 * except.h (protect_cleanup_actions): Remove it.
1187 (lang_protect_cleanup_actions): Declare it.
1188 * except.c (protect_cleanup_actions): Remove it.
1189 (lang_protect_cleanup_actions): New variable.
1190 (init_eh): Don't make protect_cleanup_actions a GC root.
1191 (expand_eh_region_and_cleanup): Call
1192 lang_protect_cleanup_actions.
1193 (output_function_exception_table): Remove unused `align'
1195 * varasm.c (assemble_external): Abort if we have not yet
1196 opened the assembly output file.
1198 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
1200 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1201 for eh_personality_libfunc.
1203 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1205 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
1206 when calling simplify_subreg. This is needed to allow replacing
1207 of expression of one mode by expression of different mode.
1209 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1211 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1213 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1215 * expr.c (protect_from_queue): Protect against subsequent calls to
1217 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1220 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1222 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1224 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1226 * gccbug.in (CATEGORIES): Add "bootstrap".
1228 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1230 * simplify-rtx.c (simplify_subreg): Break out from ...
1231 * combine.c (combine_splify_rtx) ... here and ...
1232 * recog.c (validate_replace_rtx_1): ... here;
1233 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1234 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1235 (subreg_lowpart_p): ... here.
1237 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1239 * stmt.c (expand_asm_operands): For inout operands, make sure
1240 the substitution of '=' for '+' makes it into the rtl.
1242 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1243 (reload_as_needed): Call update_eliminable_offsets a bit later.
1245 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1247 * gcc.texi (gccbug): Refer to the web pages for detailed information
1250 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1252 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1254 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1255 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1256 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1257 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1258 * cross-make: Don't set LIBGCC1.
1259 * mklibgcc.in: Delete all code for building from libgcc1.c.
1260 Always honor LIB1ASMFUNCS if set.
1262 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1263 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1264 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1265 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1266 config/i386/uwin.asm, config/m68hc11/larith.asm,
1267 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1268 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1269 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1270 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1271 Delete or update references to libgcc1 in commentary.
1273 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1274 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1275 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1276 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1277 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1278 config/arm/t-semi, config/arm/t-strongarm-coff,
1279 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1280 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1281 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1282 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1283 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1284 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1285 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1286 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1287 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1288 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1289 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1290 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1291 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1292 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1293 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1294 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1295 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1296 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1297 config/mips/t-ultrix, config/mn10200/t-mn10200,
1298 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1299 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1300 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1301 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1302 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1303 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1304 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1305 config/sparc/t-sparclite, config/sparc/t-splet,
1306 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1307 config/sparc/t-vxsparc64, config/v850/t-v850:
1308 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1310 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1311 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1312 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1313 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1314 nongcc_SI_type, nongcc_word_type, or perform_*
1315 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1317 * config/i386/386bsd.h, config/i386/beos-elf.h,
1318 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1319 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1320 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1321 Don't include i386/perform.h.
1323 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1324 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1325 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1326 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1327 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1328 config/vax/t-openbsd, config/vax/t-vax: Delete.
1330 * config.gcc: Remove references to deleted files.
1331 (arm-semi-aof): Use arm/t-semi for tmake_file.
1333 * gcc.texi, install.texi, invoke.texi, tm.texi:
1334 Delete or rewrite text which is no longer relevant now that
1335 libgcc1 no longer exists.
1337 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1338 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1340 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1341 Bruce Korb <bkorb@gnu.org>
1343 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1346 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1348 * i386.md: Add two peepholes to clean up code generated by
1351 2001-05-16 Richard Henderson <rth@redhat.com>
1353 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1354 variants of non-absolute encodings.
1356 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1358 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1359 __register_frame_info_table_bases): Export.
1361 2001-05-16 Richard Henderson <rth@redhat.com>
1363 * except.c (eh_data_format_name): Move to ...
1364 * dwarf2asm.c: ... here. Use designated initializers if available.
1365 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1366 * dwarf2asm.h: Update declarations.
1367 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1368 ASM_PREFERRED_EH_DATA_FORMAT.
1369 (output_call_frame_info): Likewise. Use 'L' augmentation for
1372 * unwind-dw2-fde.h (struct fde_vector): New.
1373 (struct old_object): Rename from struct object.
1374 (struct object): New.
1375 (__register_frame_info_bases): Declare.
1376 (__register_frame_info_table_bases): Declare.
1377 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1378 * unwind-dw2-fde.c (objects): Remove.
1379 (unseen_objects, seen_objects): New.
1380 (__register_frame_info_bases): New.
1381 (__register_frame_info): Use it.
1382 (__register_frame_info_table_bases): New.
1383 (__register_frame_info_table): Use it.
1384 (__deregister_frame_info): Rewrite for changed object struct.
1385 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1386 (fde_unencoded_compare): Rename from fde_compare; uninline.
1387 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1388 (start_fde_sort): Adjust for new definition of fde_vector.
1389 (fde_insert): Likewise.
1390 (end_fde_sort): Likewise. Select comparison function based
1391 on properties of the object.
1392 (fde_split): Take object and fde_compare_t arguments.
1393 (frame_heapsort, fde_merge): Likewise.
1394 (classify_object_over_fdes): Rename from count_fdes. Handle
1395 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1397 (add_fdes): Handle encoded pointers.
1398 (init_object): Rename from frame_init. Update for new struct object.
1399 (linear_search_fdes): Rename from search_fdes. Handle encoded
1401 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1402 (binary_search_single_encoding_fdes): New.
1403 (binary_search_mixed_encoding_fdes): New.
1404 (search_object): New.
1405 (_Unwind_Find_FDE): Update for new struct object. Fill in
1407 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1408 iterating over EH data.
1409 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1410 fde_encoding, lsda_encoding.
1411 (read_uleb128, read_sleb128): Remove.
1412 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1413 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1414 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1416 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1418 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1420 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
1421 * cpphash.c (_cpp_lookup_with_hash): Similarly.
1422 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
1423 cpp_spell_token, cpp_output_token): Similarly.
1424 * cpplib.c (lex_macro_node, do_undef, do_pragma,
1425 do_pragma_poison, parse_assertion, do_assert): Similarly.
1426 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
1427 save_parameter, _cpp_create_definition, check_trad_stringification,
1428 cpp_macro_definition): Similarly.
1429 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
1430 * c-lex.c (cb_undef, c_lex): Similarly.
1431 * fix-header.c (recognized_function): Similarly.
1432 * cpplib.h (NODE_LEN, NODE_NAME): New.
1433 (cpp_hashnode): Rename length len.
1435 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
1437 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1440 2001-05-16 Andreas Jaeger <aj@suse.de>
1442 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1444 * toplev.c: Include dwarf2asm.h for prototype of
1445 dw2_output_indirect_constants.
1447 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1449 * stmt.c (expand_asm_operands): Be able to offload addressof
1450 expression to memory. (PR optimization/185)
1452 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1454 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
1455 applying distributive law.
1457 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1459 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1461 * gthr-dce.h (UNUSED): Attribute unused macro.
1462 (__gthread_key_dtor): Make arguments UNUSED.
1463 (__gthread_key_delete): Revise for compatibility with DRAFT4
1466 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1468 * doc/install.texi: Update AIX information.
1469 * README.RS6000: Remove obsolete file.
1471 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1472 Nathan Sidwell <nathan@codesourcery.com>
1474 * gcc.c (give_switch): Don't write before start of string.
1475 Always append suffix.
1477 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1479 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1482 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1484 * README.ALTOS: Remove obsolete file.
1486 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1488 * c-lex.h (save_and_forget_protocol_qualifiers,
1489 forget_protocol_qualifiers, remember_protocol_qualifiers):
1490 Remove deleted functions' prototypes.
1492 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1494 * c-parse.in (methodtype): New production.
1495 (methoddef, methodproto): Collapse separate '-' and '+'
1498 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1500 * c-common.h (RID_FIRST_PQ): New.
1501 * c-parse.in (objc_pq_context): New.
1502 (objc parser): Set objc_pq_context rather than calling
1503 remember_protocol_qualifiers and forget_protocol_qualifiers.
1504 Don't call save_and_forget_protocol_qualifiers.
1505 (yylexname): Handle objc protocol qualifiers here.
1506 * stringpool.c (struct str_header): Replace with sp_hashnode.
1507 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
1508 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
1509 Allocate an IDENTIFIER_NODE for each identifier.
1510 (FORALL_STRINGS, set_identifier): Delete.
1511 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
1512 (ggc_alloc_string): Use an obstack.
1513 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
1514 * tree.h: Update comments.
1515 (set_identifier): Delete.
1516 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
1517 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
1518 remember_protocol_qualifiers): Delete.
1520 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1522 * flow.c (life_analysis): After life analysis is complete, do
1523 an optional scan over insns looking for REG_LABEL notes that
1524 reference a deleted label.
1525 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1526 before peeking at LABEL_NUSES.
1528 2001-05-15 Richard Henderson <rth@redhat.com>
1530 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1531 (_Unwind_GetTextRelBase): New.
1533 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1535 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1537 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1539 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1540 so that CHOOSE_SECTION gets used.
1542 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1543 TARGET_RELOCATABLE like flag_pic for now.
1545 2001-05-15 David Edelsohn <edelsohn@gnu.org>
1547 * rs6000.md (movdi splitter): Sign extend more efficiently.
1548 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
1549 to "long long" valid on 32-bit and 64-bit hosts.
1550 (logical_operand): Cast trunc_int_for_mode return value.
1551 (rs6000_emit_move): Shift macro to encapsulate variable.
1552 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
1553 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
1554 plus_constant requires signed argument.
1556 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1558 * gthr-posix.h: Make additional pthread-* functions weak.
1560 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1562 * recog.c (apply_change_group): Avoid unneeded validating.
1564 2001-05-14 David Edelsohn <edelsohn@gnu.org>
1566 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
1567 (num_insns_constant): CONST_INT can be 64-bits.
1569 2001-05-14 Stan Shebs <shebs@apple.com>
1571 * config/darwin.h (LIB_SPEC): Just use -lSystem.
1572 (LIBGCC_SPEC): Don't define.
1574 2001-05-14 Richard Henderson <rth@redhat.com>
1576 * configure.in (gcc_cv_as_eh_frame): New test.
1577 * config.in, configure: Rebuild.
1578 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1580 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1582 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1583 extended precision divide.
1585 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1587 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1588 for RETURNS as well.
1590 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1592 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
1593 (CPP_CPU??_SIZE_TYPE): New.
1594 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
1595 (CPP_CPU_SPEC): ... here; support choosing of CPU.
1596 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
1597 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
1599 * i386.c (override_options): Add sorry about not suported modes.
1601 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
1603 * config/pa/som.h (NM_FLAGS): Remove.
1604 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1605 (ASM_OUTPUT_SECTION_NAME): Remove.
1606 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1608 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1610 * regrename.c (regrename_optimize): Do not rename registers to
1613 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1615 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1616 contain MEMs. Remove useless distinction about clobbering
1619 2001-05-13 Geoff Keating <geoffk@redhat.com>
1621 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
1622 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
1623 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
1624 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1625 (EXCEPTION_SECTION): Define.
1627 2001-05-13 Zack Weinberg <zackw@stanford.edu>
1629 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
1630 binary backward compat only.
1631 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
1632 in LIB2FUNCS. Pass it to mklibgcc.
1633 * mklibgcc.in: Handle LIB2FUNCS_ST.
1635 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
1637 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1639 * tm.texi (THREAD_MODEL_SPEC): Document it.
1640 * gcc.c (main): Use it.
1641 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1642 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
1644 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1646 * rtl.h (SYMBOL_REF_WEAK): New macro.
1647 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
1648 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
1649 * rtl.texi (SYMBOL_REF_WEAK): Document it.
1650 * gcc.texi: Remove wrong description.
1652 2001-05-13 Mark Mitchell <mark@codesourcery.com>
1654 * Makefile.in (STAMP): New macro.
1655 Replace all uses of `touch' with $(STAMP).
1656 * fixinc/Makefile.in: Likewise.
1658 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1660 * configure.in: ldopen is never in -lexc, so don't test for it.
1661 Add test for exc_resume in -lexc for Ada.
1662 * configure: Regenerated.
1664 2001-05-12 Richard Henderson <rth@redhat.com>
1666 * dwarf2asm.c (size_of_encoded_value): New function.
1667 * dwarf2asm.h: Declare it.
1668 * except.c (output_function_exception_table): Align the TType
1669 array only as wide as the encoding.
1671 2001-05-12 Zack Weinberg <zackw@stanford.edu>
1673 * extend.texi: Document #pragma GCC java_exceptions.
1675 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1677 * c-parse.in (bison parser, init_reswords): Remove uses of
1679 * c-tree.h (doing_objc_thang): Remove.
1681 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1683 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
1684 about files not ending in newlines.
1686 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1688 * dwarfout.c (dwarfout_init): Add cast.
1689 * sched-deps.c (sched_analyze_insn): Remove unused vars.
1690 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
1692 * method.c (build_mangled_C99_name): Remove unused prototype.
1694 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1696 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
1698 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1700 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1701 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
1703 2001-05-11 Richard Henderson <rth@redhat.com>
1705 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1706 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
1707 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
1708 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
1709 (dw2_output_indirect_constants): Prototype.
1710 * dwarf2out.c (dwarf2out_begin_prologue): Generate
1711 current_function_func_begin_label if we'll need it for EH. Exit
1712 early for IA64_UNWIND_INFO.
1713 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
1714 (eh_data_format_name): Update for indirect references.
1715 (output_function_exception_table): Care for IA64_UNWIND_INFO.
1716 Handle ASM_PREFERRED_EH_DATA_FORMAT.
1717 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
1718 define HAVE_eh_return etc.
1719 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
1720 (final_end_function): Don't call output_function_exception_table.
1721 * toplev.c (compile_file): Call dw2_output_indirect_constants.
1722 (rest_of_compilation): Invoke output_function_exception_table
1723 for ia64 before assemble_end_function.
1724 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
1725 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
1727 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
1728 * unwind.h: Declare them.
1729 * libgcc-std.ver: Export them.
1730 * unwind-pe.h: New file.
1732 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1734 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
1736 (find_fde_for_dso): Extract DT_PLTGOT.
1737 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
1738 the segment and gp as well.
1739 * config/ia64/frame-ia64.c: Remove file.
1740 * config/ia64/frame-ia64.h: Remove file.
1741 * config/ia64/unwind-ia64.c: New file.
1742 * config/ia64/unwind-ia64.h: New file.
1743 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
1744 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
1745 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
1746 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1747 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1748 (IA64_UNWIND_INFO): Re-enable.
1749 (HANDLER_SECTION): Remove.
1750 (EH_RETURN_DATA_REGNO): New.
1751 * config/ia64/ia64.md (exception_receiver): Remove.
1752 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
1753 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
1755 2001-05-11 Richard Henderson <rth@redhat.com>
1757 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
1758 calls and jumps to be bundled together.
1759 (ia64_reorg): Emit a break after a noreturn call that ends
1761 * config/ia64/ia64.md (break_f): New.
1763 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1765 * c-lex.c (lex_charconst): Convert into a simple wrapper
1766 around cpp_interpret_charconst, to which most of the code
1768 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
1769 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
1770 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
1771 (lex): Use cpp_interpret_charconst.
1772 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
1773 hex_digit_value): New functions.
1774 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
1775 * cpplib.h (cpp_interpret_charconst): New prototype.
1776 * Makefile.in: Update.
1778 2001-05-12 Dean Wakerley <dean@wakerley.com>
1780 * doc/install.texi: New file. Converted to texinfo from the HTML
1781 documentation in wwwdocs/htdocs/install.
1783 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
1785 * gcse.c (insert_insn_end_bb): Do not search for assignments to
1786 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1788 * toplev.c (compile_file): Move comment for opening output
1789 file to just before the code that opens the output file.
1791 2001-05-11 Jakub Jelinek <jakub@redhat.com>
1793 * regmove.c (regmove_optimize): Suppress the optimization for
1794 unchanging destination register. Add comment above function.
1796 2001-05-11 Zack Weinberg <zackw@stanford.edu>
1798 * Makefile.in: Exterminate all references to assert.h.
1799 * cross-make: Likewise.
1801 * configure.in: Correct commentary.
1802 * configure: Regenerate.
1804 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
1807 * config/t-freebsd, config/t-linux, config/t-linux-aout,
1808 config/t-netbsd, config/t-rtems, config/x-linux,
1809 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
1810 No need to override INSTALL_ASSERT_H.
1812 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
1813 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
1814 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
1816 2001-05-11 Graham Stott <grahams@redhat.com>
1818 * combine.c (simplify_comparison): Fix typo.
1820 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1822 * loop.h (struct movables): Remove `num'.
1823 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
1824 Adjust call to strength_reduce.
1825 (num_unmoved_movables): New function.
1826 (move_movables): Don't set movables->num.
1827 (strength_reduce): Compute the number of instructions in the loop
1828 here, rather than in the caller.
1829 (check_dbra_loop): Always clear reversible_mem_store if there
1830 are any memory sets.
1831 (loop_regs_scan): Don't count instructions here.
1832 (count_insn_in_loop): New function.
1834 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1836 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
1838 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
1840 * c-common.c (finish_label_expr): New function, lifted from
1841 from cp/semantics.c.
1842 * c-common.h (finish_label_expr, lookup_label): New prototypes.
1843 * c-parse.in: Move 3 blocks of parser code into new functions.
1844 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
1845 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
1846 (lookup_label): Remove.
1848 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
1850 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
1851 FLOAT_BIT_ORDER_MISMATCH.
1853 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1855 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
1856 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
1858 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1860 * expr.c (emit_group_load): extract_bit_field requires a REG or
1863 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
1865 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
1866 a computed jump into an unconditional jump.
1867 In second hunk of code for collapsing computed and conditional jumps
1868 into unconditional jumps, reemit the jump in additional cases.
1870 * jump.c (jump_optimize_1): Do not wrap the new jump target
1871 inside a LABEL_REF; gen_jump will do that automatically.
1873 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
1875 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
1876 contents for a SYMBOL_REF in case of floating point constants.
1878 2001-05-10 DJ Delorie <dj@redhat.com>
1880 * c-common.c (combine_strings): Widen strings in a
1881 host-endian-independent way.
1883 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
1885 * c-parse.in: Remove many shift/reduce conflicts. Update
1887 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
1888 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
1889 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
1890 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
1891 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
1892 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
1893 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
1894 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
1895 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
1896 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
1897 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
1898 typespec_reserved_nonattr, typespec_reserved_attr,
1899 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
1900 structsp_nonattr, components_notype, component_notype_declarator,
1901 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
1902 firstparm, setspecs_fp): New
1903 (typed_declspecs, reserved_declspecs, typed_typespecs,
1904 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
1905 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
1906 declmods_no_prefix_attr, nonempty_type_quals, structsp,
1907 type_quals): Remove. Users updated.
1908 (initdecls, notype_initdecls, after_type_declarator,
1909 parm_declarator, notype_declarator, absdcl1, components, ivars):
1910 Don't allow attributes at the start of a declarator; include them
1911 in the production containing the declarator instead. Always
1912 require type specifiers before trying to redeclare a typedef name.
1913 (typename): Allow for attributes but warn that they are ignored.
1914 (parmlist, firstparm, setspecs_fp): Include attributes in
1915 parmlist; suck them off the parser stack in firstparm using
1918 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
1920 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
1921 to determine if a block has an unconditional jump at its end.
1923 * jump.c (jump_optimize_1): When converting a conditional jump
1924 to an unconditional jump, build the jump using gen_jump instead
1925 of just modify operands in-place.
1927 2001-05-09 Zack Weinberg <zackw@stanford.edu>
1929 * cppinit.c (cpp_post_options): Shut off macro expansion if
1931 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
1932 IN_I directives only if the # is in column 1 and the directive
1933 name begins in column 2.
1934 * cppmain.c (scan_buffer): Insert a space between # and an
1935 identifier, when that identifier is a directive name.
1937 * tradcpp.c (struct file_buf): Add a pointer to the next entry
1938 in the header search path.
1939 (enum node_type): Add T_INCLUDE_NEXT.
1940 (directive_table): Add entry for include_next.
1941 (do_include_next): New function.
1942 (process_include): New routine, broken out of do_include.
1943 (finclude): Insert 'nhd' argument, to be copied into
1944 next_header_dir of the new buffer.
1945 (main): Adjust to match.
1946 * gsyslimits.h, limity.h: Un-indent #include_next.
1948 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
1950 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
1951 inclusion as a chapter of the GCC manual.
1952 * gcc.texi: Include objc.texi.
1953 * fdl.texi: Use @unnumberedsec for the addendum.
1954 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
1956 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1958 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
1960 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
1962 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
1963 handling of two-address insns.
1965 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
1967 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
1968 ../binutils/nm-new instead of ../binutils/nm.
1970 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1972 * i386.md (movdi splitter): Fix the splitting condition
1973 (float_extenddftf splitter): Fix mode.
1975 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1977 * genrecog.c (write_switch): Avoid outputting of switch for
1978 types wider than int.
1980 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
1982 * reload1.c (copy_eh_notes): New function.
1983 (emit_input_reload_insns): Call it.
1984 (emit_output_reload_insns): Call it.
1986 2001-05-07 Zack Weinberg <zackw@stanford.edu>
1988 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
1990 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
1991 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
1993 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
1995 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
1997 * pa.md (interspace_jump): Revise comment.
1998 (builtin_longjmp): Block initial setup insns from delay slot of
2000 (builtin_setjmp_receiver): New expander to save and restore PIC
2003 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2005 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2007 * toplev.c (compile_file): Set up the output file before we call
2008 the various initializers for the compiler.
2010 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2011 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2013 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2014 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2016 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2018 * Makefile.in (tradcpp0): Correct typo in dependency list.
2020 2001-05-06 Geoff Keating <geoffk@redhat.com>
2022 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2023 the link register if we're not going to use it.
2025 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2026 (output_function_profiler): Likewise.
2028 2001-05-07 Alan Modra <amodra@one.net.au>
2030 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2032 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2034 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2035 zero-extend it. Make abs_inc unsigned.
2037 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2038 widest mode in narrowing and widening operations.
2040 * config/mips/mips.md: Sign extend CONST_INTs.
2042 2001-05-06 Andreas Jaeger <aj@suse.de>
2044 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2045 (i386 Options): Document -momit-leaf-frame-pointer.
2047 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2049 * c-typeck.c (internal_build_compound_expr): Check for
2050 array to pointer conversion just once.
2052 2001-05-05 Richard Henderson <rth@redhat.com>
2054 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2056 2001-05-05 Richard Henderson <rth@redhat.com>
2058 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2059 to the parent of the fixup region.
2061 2001-05-05 Jakub Jelinek <jakub@redhat.com>
2063 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2065 * cpp.texi (__NO_INLINE): Document it.
2067 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2069 * cppfiles.c (struct include_file): New member err_no.
2070 (find_or_create_entry): Set it.
2071 (open_file): Don't set fds to -2. Instead, use err_no to
2072 remember previous errors, if any.
2074 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2076 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2077 between X and Y by using sequences of xgdx and xgdy.
2079 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2081 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2082 of '!' for the 'D' alternative ('!' is too strong).
2083 ("*logicalsi3_silshl16"): Likewise.
2084 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2085 ("movstrictsi"): Remove spurious '+'.
2086 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2087 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2088 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2091 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2093 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2095 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
2097 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
2100 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2102 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
2105 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2107 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2108 soft register, use ror instead of rol.
2110 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2112 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2113 into account pre/post increment decrement for 68HC12.
2114 Fix other problems in replacement and fix call to reg_mentioned_p.
2116 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2118 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2119 Put the soft registers in bss for 68HC12.
2120 (L_regs_d3_4): New for _.d3 and _.d4.
2121 (L_regs_d5_6): Likewise.
2122 (L_regs_d1_2): Likewise.
2123 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2125 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2127 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2128 to the pre-processor when -fshort-double is specified.
2129 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2131 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2133 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2134 (__mulsi3): Rewrite for 68HC12.
2135 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2136 Mark 'x' constraint with earlyclobber to prevent a
2137 RELOAD_FOR_OTHER_ADDRESS to go in it.
2138 (mulhi3_m68hc12): New pattern.
2139 (mulhi3_m68hc11): Rename of mulhi3.
2140 (mulhi3): New expand for 68HC12 optimisation.
2141 (umulhisi3, mulhisi3): New patterns for 68HC12.
2143 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2145 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2146 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2147 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2149 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2151 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2152 constants cheap after reload.
2153 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2155 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2156 so that gcc prefers a shift by 16.
2157 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2159 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
2161 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
2163 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2165 * alpha.h: NULL_PTR -> NULL.
2172 * i386.md: Likewise.
2175 * m68hc11.h: Likewise.
2176 * rs6000.h: Likewise.
2179 * sparc.h: Likewise.
2183 * final.c: Likewise.
2185 * recog.c: Likewise.
2187 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2189 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
2190 `bool' parameter to `int'.
2192 * hash.c (hash_lookup): Likewise.
2194 * hash.h (hash_lookup): Likewise.
2196 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2198 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2200 * i386.c (x86_initialize_trampoline): Fix mode of constant.
2202 2001-05-03 Geoff Keating <geoffk@redhat.com>
2204 * invoke.texi (i386 Options): Delete references to -malign-jumps,
2205 -malign-loops, -malign-functions.
2206 * i386.c (ix86_align_funcs): Delete.
2207 (ix86_align_loops): Delete.
2208 (ix86_align_jumps): Delete.
2209 (override_options): Mark -malign-* as obsolete. Emulate their
2210 behaviour with the -falign-* options. Default -falign-* from
2211 the processor table.
2212 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2213 patch of Wed May 2 13:09:36 2001.
2214 (LOOP_ALIGN): Delete.
2215 (LOOP_ALIGN_MAX_SKIP): Delete.
2216 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2217 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2219 2001-05-04 Andreas Jaeger <aj@suse.de>
2221 * except.h: Add prototype declaration for
2222 expand_builtin_init_dwarf_reg_sizes.
2224 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2226 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2228 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2230 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2232 ("bitcmpqi2"): New pattern for bit-extract and test.
2233 ("bitcmphi"): New pattern for bitb/bita instructions.
2235 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2237 * gccbug.in: Use a temporary directory when the mktemp command is
2240 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2242 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2244 (INITIALIZE_TRAMPOLINE): Call it.
2245 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2246 (TRAMPOLINE_TEMPLATE): Remove.
2247 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2248 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2251 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2253 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2254 and crtendS.o with PIC.
2256 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2258 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2260 (___subdi3, ___adddi3): Use x instead of y as index register.
2261 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2262 (__memset, __memcpy): Likewise.
2263 (regs): Put the soft registers in bss for 68HC12.
2264 (abort): Use trap to abort for 68hc12.
2265 (__mulhi3, __mulhi32): Use emul for 68hc12.
2266 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2268 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2270 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2271 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2272 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2273 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2274 Set 68HC12 min offset to -65536.
2275 (print_operand): Put parenthesis arround the operand if it refers
2276 to a symbol having the same name as a register.
2277 (m68hc11_z_replacement): When z register is replaced by its
2278 equivalent soft register, force the insn to be re-recognized.
2279 (m68hc11_check_z_replacement): Fix the test when destination is
2280 the index register and z dies in the insn.
2281 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2283 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2285 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2286 costs according to processor variant.
2287 (m68hc11_shift_cost): New function to compute shift costs.
2288 (m68hc11_rtx_costs): Define costs according to processor variant.
2289 (m6811_cost): Costs for 68HC11.
2290 (m6812_cost): Costs for 68HC12.
2291 (COSTS_N_INSNS): Remove.
2293 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2294 (DEFAULT_RTX_COSTS): Remove.
2295 (CONST_COSTS): Define costs according to OUTER_CODE.
2296 (processor_costs): New struct to define costs.
2297 (m68hc11_cost): Pointer to current costs.
2299 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2301 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2302 and use m68hc11_notice_keep_cc when using leax/leay.
2303 (addhi3 split): Reject split if the insn is handled by
2305 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2306 push must be handled in a special way if the source operand uses
2307 sp as index register.
2308 (m68hc11_notice_keep_cc): New function.
2309 (m68hc11_gen_movhi): Use it when an insn changes a register but
2311 (m68hc11_gen_movqi): Fix move for 68HC12.
2312 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2314 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2316 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2317 and don't pass operands[0] to emit_library_call_value.
2319 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2321 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2322 (zero_extendsi split): Simplify and use (zero_extendhi).
2323 (*addhi3): Remove 'w' constraint since stack pointer is handled
2325 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2326 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2327 (*ashrhi3_const): Fix shift by 7.
2328 (*lshrsi3_const16): Fix template.
2329 (call, call_value): Fix constraint and predicate.
2331 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2333 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2334 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2335 (CC_REGNUM): Likewise.
2336 (*unnamed splits): Use above constants instead of hard coded numbers.
2337 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2338 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2339 (*return_16bit, *unnamed peepholes): Likewise.
2341 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2343 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2344 rs6000/rs6000.h twice.
2346 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2348 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2349 (CPP_SPEC): Conditionally define MSDOS and GO32.
2350 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2351 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2353 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2355 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2357 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
2359 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2361 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2362 * integrate.c (expand_inline_function): Use xcalloc to allocate
2364 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2367 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2369 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
2372 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2374 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
2375 linker if -mrelax is given.
2376 (TARGET_SWITCHES): Document -mrelax.
2378 Re-installed 2001-01-09's patch:
2379 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
2380 if it's wider than long and the target's long is wider than the
2383 2001-05-02 David O'Brien <obrien@FreeBSD.org>
2385 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
2386 directly include rs6000/rs6000.h. Instead do it in tm.h.
2388 2001-05-02 Stan Shebs <shebs@apple.com>
2390 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
2391 NSConstantString for NeXT-style runtimes.
2392 (STRING_OBJECT_GLOBAL_NAME): New macro.
2393 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
2394 OCTI_STRING_CLASS_DECL.
2395 (constant_string_global_id): New macro.
2396 (string_class_decl): Ditto.
2397 (setup_string_decl): New function.
2398 (build_objc_string_object): Use it to build a NeXT runtime
2399 compatible string initializer.
2401 2001-05-02 Jakub Jelinek <jakub@redhat.com>
2403 * tradcpp.c (do_define): Make sure we don't walk past limit.
2405 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2407 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
2408 offsets if not REG_OK_STRICT.
2410 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
2411 (INT_REG_OK_FOR_INDEX_P): Likewise.
2412 (INT_REG_OK_FOR_BASE_P): Likewise.
2413 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
2414 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
2415 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
2416 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
2417 REG_OK_FOR_BASE_P. Take an additional parameter.
2418 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
2419 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
2420 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
2421 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
2422 rs6000_legitimate_address() and use it.
2423 * config/rs6000/rs6000.c: Update all callers.
2424 (rs6000_legitimate_address): New function.
2426 2001-05-02 David Edelsohn <edelsohn@gnu.org>
2428 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
2429 special_constant conditional blocks together.
2431 2001-05-02 Dale Johannesen <dalej@apple.com>
2433 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2435 (STRICT_ARGUMENT_NAMING): Define.
2436 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2437 function_arg_partial_nregs, setup_incoming_varargs): Remove
2438 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2441 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2443 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
2445 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2448 * expr.c (store_field): Do nothing except elaborate side-effects if
2451 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2453 * c-lex.c: NULL_PTR -> NULL.
2455 * emit-rtl.c: Likewise.
2457 * genpeep.c: Likewise.
2459 * mips-tdump.c: Likewise.
2460 * reload1.c: Likewise.
2461 * rtlanal.c: Likewise.
2463 * stor-layout.c: Likewise.
2464 * toplev.c: Likewise.
2466 2001-05-01 Per Bothner <per@bothner.com>
2468 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2469 call do_pending_stack_adjust before emiting label.
2471 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2473 * extend.texi: Fix typo.
2475 2001-05-01 Stan Shebs <shebs@apple.com>
2477 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2478 of UOBJC_MODULES_decl.
2479 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2480 (generate_descriptor_table): Ditto.
2481 (generate_protocols): Ditto.
2482 (generate_protocol_list): Ditto.
2483 (generate_classref_translation_entry): Ditto.
2485 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2487 * invoke.texi (Optimize Options): Add documentation for `--param
2488 max-delay-slot-insn-search' and `--param
2489 max-delay-slot-live-search' and reorder --param section.
2490 * params.def: Modify initial comment.
2491 * params.h (param_info): Add `help' member.
2492 * toplev.c (lang_independent_params): Include `help' description.
2493 (display_help): Print --param parameters.
2495 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2497 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
2498 Remove references to deleted files.
2499 (*-*-openbsd): No need to override xmake_file.
2500 (*-*-sysv4): Treat like *-*-sysv.
2502 * configure.in: Probe for ldopen in various places, and set up
2503 collect2 to be linked with them if found.
2504 Don't dink with Windows registry stuff unless $host_os is a
2505 Win32 os name. Check to see if we need -ladvapi32.
2506 * configure: Regenerate.
2508 * Makefile: Get rid of CLIB and HOST_CLIB.
2509 Substitute in COLLECT2_LIBS and link collect2 against its contents.
2510 * build-make: Get rid of HOST_CLIB.
2512 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
2513 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2514 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2515 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
2516 config/rs6000/x-rs6000: Delete.
2518 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2521 24 x-host fragments remain, 0 x-cpu, 3 top level.
2523 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2525 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2526 * configure: Regenerate.
2528 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2530 * Makefile.in (install-headers): Remove redundant dependency.
2532 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2534 * c-tree.texi (USING_STMT): Document.
2536 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2538 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2539 * c-common.c: Likewise.
2540 * c-decl.c: Likewise.
2541 * combine.c: Likewise.
2542 * rs6000.c: Likewise.
2543 * except.c: Likewise.
2544 * explow.c: Likewise.
2546 * fold-const.c: Likewise.
2547 * function.c: Likewise.
2550 * integrate.c: Likewise.
2552 * objc/objc-act.c: Likewise.
2553 * recog.c: Likewise.
2554 * reg-stack.c: Likewise.
2555 * reload.c: Likewise.
2556 * reload1.c: Likewise.
2557 * simplify-rtx.c: Likewise.
2559 * varasm.c: Likewise.
2561 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
2563 * diagnostic.def: New file.
2564 * diagnostic.h (diagnostic_t): New enum.
2565 * Makefile.in (diagnostic.o): Depend on diagnostic.def
2567 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2569 * tsystem.h: Test only POSIX for availability of string.h
2571 * config.gcc (all systems): If USG appeared in xm_defines,
2572 change it to POSIX. If both USG and POSIX appeared, just
2573 delete USG. Remove unnecessary quotes around xm_defines
2575 (m68k-crds-unos*): Don't #define unos - tested nowhere.
2576 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
2577 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
2578 powerpc-*-linux*): No need to set xm_defines - handled by
2579 global settings for *-*-linux*.
2581 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2583 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
2584 Always include gstab.h, not system stab.h. Don't provide
2585 default definitions of N_CATCH or N_OPT. Always use the
2586 gstab.h variant of STAB_CODE_TYPE.
2587 * final.c: Don't include stab.h/gstab.h at all, or provide
2588 defaults for N_SLINE and N_SOL.
2590 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
2591 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
2593 * sdbout.c: Always include gsyms.h instead of system syms.h.
2595 * configure.in: No need to check for stab.h.
2596 * configure, config.in: Regenerate.
2597 * Makefile.in (final.o): Don't depend on gstab.h.
2599 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2600 Richard Henderson <rth@redhat.com>
2602 * extend.texi: Improve documentation of volatile asms.
2604 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2606 * c-tree.texi: Fix thinko.
2607 * gcc.texi: Likewise.
2609 2001-04-30 Richard Henderson <rth@redhat.com>
2611 * c-common.c (c_promoting_integer_type_p): New function, from the
2612 corpse of old macro. Properly promote too-small enumerations and
2613 booleans. Adjust all callers.
2614 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2615 (c_promoting_integer_type_p): Declare.
2616 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2617 * c-typeck.c: Likewise.
2618 (default_conversion): Remove now redundant boolean check.
2620 2001-04-30 Jan Hubicka <jh@suse.cz>
2621 Richard Henderson <rth@redhat.com>
2623 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2625 (combine_stack_adjustments_for_block): Don't combine stack
2626 allocation followed by deallocations. Handle grow-up stacks.
2628 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2630 * fdl.texi: New file.
2631 * c-tree.texi: Use the GFDL.
2632 * gcc.texi: Likewise.
2634 2001-04-30 Stan Shebs <shebs@apple.com>
2636 * invoke.texi: Add a section documenting Objective-C options.
2638 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
2640 * emit-rtl.c (try_split): Copy EH notes to sequence.
2642 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2644 * regmove.c (record_stack_memrefs): Catch all references to the
2647 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
2649 * Makefile.in (stmp-fixinc): quote shell assignment values
2651 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2653 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
2657 * prefix.c: Likewise.
2659 2001-04-28 Stan Shebs <shebs@apple.com>
2661 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
2662 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
2663 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
2664 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
2666 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
2667 (NEXT_OBJC_RUNTIME): Define.
2669 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2671 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
2672 * simplify-rtx.c (simplify_gen_relational): Likewise.
2674 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
2676 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
2677 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
2679 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
2680 registers in SSE case; fix handling of the immediates.
2681 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
2682 operands to be in regsiters before reload.
2683 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
2684 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
2685 (abstf,absxf,negtf,negxf splitters): Compute
2686 properly the regnum for x86_64.
2687 (avsdf2_if_rex64): New.
2689 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
2691 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
2692 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
2693 into the constant pool.
2694 * jump.c (jump_optimize_1): Remove barrier successors after all
2695 the LABEL_NUSES counds have been computed.
2696 (delete_barrier_successors): When deleting a tablejump insn, also
2697 delete the jump table it uses.
2698 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
2701 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
2703 * pa.c (FRP): Remove erroneous white space in macro definition.
2705 2001-04-28 Andreas Jaeger <aj@suse.de>
2707 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
2709 * extend.texi: Likewise.
2710 * tm.texi: Likewise.
2712 2001-04-28 Andreas Jaeger <aj@suse.de>
2714 * md.texi: Use XX-bit instead of XXbit or XX bit where
2717 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
2719 * gcc.c (process_command): Allow -l lib in addition to -llib
2720 for POSIX compliance. This fixes PR c/2347.
2722 * invoke.texi: Update section on Link Options accordingly.
2724 2001-04-27 Zack Weinberg <zackw@stanford.edu>
2726 * function.c (purge_addressof_1): Remove the duplicate
2727 if (code == SET) block. Fold the two if (code == ADDRESSOF)
2730 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
2732 * except.c (expand_eh_region_start): Don't start a new block.
2733 (expand_eh_region_end): Don't end a block.
2734 * stmt.c (expand_end_bindings): Don't end EH blocks.
2735 (expand_decl_cleanup): Starting an EH region won't change the block.
2736 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
2737 (is_eh_region): Lose.
2740 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
2742 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
2744 * collect2.c (main): Add `-L' case to remove duplicate entries.
2745 (is_in_args): New function to check for a duplicate argument.
2746 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
2747 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
2748 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2749 Define to be nonzero.
2751 2001-04-27 Andreas Jaeger <aj@suse.de>
2752 Richard Henderson <rth@redhat.com>
2754 * md.texi (Machine Constraints): Document additional i386
2755 constraints and fix description of "A".
2757 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
2759 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
2761 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
2763 * except.c (get_exception_filter): word_mode, not Pmode.
2765 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
2767 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
2768 common to other movsf patterns. Move up so that in future
2769 people who change the other patterns will change it too.
2770 (movsf_lo_sum): Allow even for soft-float; add appropriate
2772 (movsf_high): Likewise.
2773 (movsf_high+1): Allow even for soft-float.
2775 * function.c (expand_function_end): Always clobber the
2776 return registers, even if there is no return label.
2778 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2780 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
2782 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
2784 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
2785 (pushqi2_rex64, pushhi2_rex64): Add.
2787 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
2789 * except.c (expand_eh_region_end_cleanup): Force pending stack
2790 adjust before emitting label that branches around cleanup code.
2792 2001-04-26 H.J. Lu (hjl@gnu.org)
2794 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
2796 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
2798 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
2799 (ASM_OUTPUT_SECTION_NAME): Likewise.
2800 (ASM_WEAKEN_LABEL): Likewise.
2801 (UNIQUE_SECTION): Likewise.
2802 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2803 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2804 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
2805 (ASM_OUTPUT_SECTION_NAME): Likewise.
2806 (ASM_WEAKEN_LABEL): Likewise.
2807 (UNIQUE_SECTION): Likewise.
2808 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2809 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2810 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
2811 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
2812 (ASM_FILE_START): Likewise.
2813 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2814 (ASM_DECLARE_OBJECT_NAME): Likewise.
2815 (ASM_FILE_END): Likewise.
2816 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2817 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2818 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2819 (ASM_OUTPUT_CASE_LABEL): Likewise.
2820 (ASM_OUTPUT_SKIP): Likewise.
2821 (ASM_OUTPUT_ASCII): Likewise.
2822 (ASM_OUTPUT_IDENT): Likewise.
2823 (READONLY_DATA_SECTION): Likewise.
2824 (EXTRA_SECTIONS): Likewise.
2825 (EXTRA_SECTION_FUNCTIONS): Likewise.
2826 (SELECT_RTX_SECTION): Likewise.
2827 (SELECT_SECTION): Likewise.
2829 * config/mips/linux.h (INVOKE__main): Undefine.
2830 (CTOR_LIST_BEGIN): Likewise.
2831 (CTOR_LIST_END): Likewise.
2832 (DTOR_LIST_BEGIN): Likewise.
2833 (DTOR_LIST_END): Likewise.
2834 (SET_ASM_OP): Defined it to ".dummy".
2835 (ASM_OUTPUT_DEF): Defined.
2836 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
2838 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
2840 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
2841 assembler supports .p2align.
2843 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
2845 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
2847 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2849 * integrate.c (expand_inline_function): Check for error_mark_node
2852 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2854 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
2857 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
2859 * configure.in (configargs.h): Define thread_model.
2860 * configure: Rebuilt.
2861 * gcc.c (main): Print it with -v.
2863 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
2865 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
2866 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
2867 * gcc.1: Regenerate.
2869 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2871 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
2872 is_redundant_typedef): Use static inline instead of inline static.
2874 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
2876 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
2877 this directory is always searched.
2879 2001-04-25 Richard Henderson <rth@redhat.com>
2881 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
2882 of registers to restore along non eh_return path.
2884 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2886 * c-format.c (check_format_info_recurse): Handle
2887 PLUS_EXPR for format string.
2889 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2891 * config/ia64/ia64.h (CC1_SPEC): Define.
2892 * config/ia64/linux.h (CC1_SPEC): Define.
2894 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
2896 * emit-rtl.c (constant_subword): Also do sign extension in
2897 BITS_PER_WORD == 16 case.
2899 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
2901 * loop.c (try_swap_copy_prop): Go back to checking insn.
2903 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2905 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
2906 if check_mode is non-zero.
2908 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2910 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
2911 out and comparison sequence has been detected, put result into
2912 proper temporary pseudo.
2914 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2916 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
2917 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
2918 * libgcc2.c: Remove __dummy and __builtin_saveregs.
2919 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
2920 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
2921 for future reference.
2923 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
2925 * except.c (reachable_handlers): Step out one level from a RESX.
2927 * except.c (struct eh_region): Rename 'last' to 'resume'.
2928 (mark_eh_region, duplicate_eh_region_1): Adjust.
2929 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
2930 (build_post_landing_pads): Likewise.
2931 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
2932 (expand_eh_region_end_must_not_throw): Likewise.
2933 (connect_post_landing_pads): Thread (only) regions with non-deleted
2936 * except.c (expand_eh_region_end_cleanup): Save the EH return data
2937 registers around the cleanup.
2938 (get_exception_filter): New fn.
2939 (finish_eh_generation): Use it.
2941 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
2943 * c-semantics.c (add_scope_stmt): Don't call
2944 current_scope_stmt_stack multiple times.
2946 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2947 Nathan Sidwell <nathan@codesourcery.com>
2949 Lazy __FUNCTION__ generation.
2950 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
2951 RID_C99_FUNCTION_NAME): New _RIDs.
2952 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
2953 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
2954 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
2956 (function_id_node, pretty_function_id_node, func_id_node): Remove.
2957 (c99_function_name_decl_node, function_name_decl_node,
2958 pretty_function_name_decl_node, saved_function_name_decls):
2960 (struct language_function): Remove x_function_name_declared_p.
2961 (make_fname_decl): Remove a parameter.
2962 (declare_function_names): Remove prototype.
2963 (start_fname_decls, finish_fname_decls): Prototype.
2964 (fname_as_string): Likewise.
2965 (fname_string, fname_decl): Likewise.
2966 * c-common.c (make_fname_decl): Adjust.
2967 (struct fname_var_t): New struct.
2968 (fname_vars): New static array.
2969 (declare_function_name): Remove.
2970 (start_fname_decls, finish_fname_decls): New functions.
2971 (fname_as_string): New function from remnants of
2972 declare_function_name.
2973 (fname_string, fname_decl): New functions.
2975 * c-decl.c (c_function_name_declared_p): Remove.
2976 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
2977 don't call declare_function_name. Call start_fname_decls.
2978 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
2979 clobber the line number. Call finish_decl.
2980 (start_function): Call start_fname_decls.
2981 (finish_function): Call finish_fname_decls.
2982 Remove c_function_name_declared_p.
2983 (push_c_function_context): Don't push c_function_name_declared_p.
2984 (pop_c_function_context): Don't pop c_function_name_declared_p.
2985 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
2986 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
2987 (program): Call finish_fname_decls for C.
2988 (primary): Add VAR_FUNC_NAME.
2989 (reswords): Add slots for __FUNCTION__ et al.
2990 (rid_to_yy): Add mappings for __FUNCTION__ et al.
2991 (yylexname): If it's a STRING_FUNC_NAME generate the function name
2992 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
2993 * c-semantics.c (prune_unused_decls): Remove.
2994 (finish_stmt_tree): Don't call prune_unused_decls.
2995 (genrtl_decl_stmt): Don't prune unused decls here.
2997 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
2999 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
3000 constant pool, use the pool's SYMBOL_REF instead.
3002 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
3005 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3007 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3008 passing nested NOP_EXPRs to fold.
3010 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
3012 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3014 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3016 * loop.c (loop_delete_insns): Add prototype.
3018 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3020 * configure.in: Remove ENABLE_STD_NAMESPACE.
3021 * config.in: Regenerated.
3022 * configure: Regenerated.
3024 2001-04-22 Stan Shebs <shebs@apple.com>
3026 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3028 * config/rs6000/xm-darwin.h: Remove file.
3030 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3032 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3033 (write_c_file_stat): Likewise.
3035 * dbxout.c (dbxout_init): Likewise.
3037 * profile.c (output_func_start_profiler): Likewise.
3039 2001-04-22 Philipp Thomas <pthomas@suse.de>
3041 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3042 require it instead of the CVS version.
3043 * cpperror.c (v_message): Put a blank before the macro
3044 body to not confuse exgettext.
3046 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3048 * flow.c (proagate_one_insn): Remove useless assignment.
3049 * jump.c (delete_insn): Tidy.
3050 * loop.c (try_copy_prop): When deleting an instruction with a
3051 REG_RETVAL note, delete the entire libcall sequence.
3052 (loop_delete_insns): New function.
3053 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3054 we're not substituting into them yet.
3056 2001-04-21 Kazu Hirata <kazu@hxi.com>
3058 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3060 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3062 * config/i960/i960.c (signed_arith_operand): Likewise.
3064 * calls.c (expand_call): Fix a comment typo.
3066 2001-04-20 Zack Weinberg <zackw@stanford.edu>
3068 * configure.in: Probe for times, clock, struct tms, and clock_t.
3069 * configure, config.in: Regenerate.
3070 * timevar.c: Replace ifdef forest in get_time with (relatively)
3071 straightforward series of checks based on autoconf's probes.
3073 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
3075 * config/pa/som.h (NM_FLAGS): Define.
3077 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3079 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
3081 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
3082 * ia64.c (nop_cycles_until): New function.
3083 (prev_cycle, prev_first, last_issued): New static variables.
3084 (ia64_sched_reorder): Additional arg for clock.
3085 On final scheduling pass, emit extra NOPs as needed.
3086 Set prev_first and prev_cycle.
3087 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
3088 (ia64_variable_issue): Set last_issued.
3090 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
3092 * config/i386/i386.c (ix86_expand_int_movcc,
3093 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
3095 2001-04-20 Geoff Keating <geoffk@redhat.com>
3097 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
3098 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
3099 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
3100 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
3101 ctrdi_internal6): In the short-branch case, this insn is only 4
3102 bytes long. Reported by Reza Yazdani <reza@apple.com>.
3104 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3106 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
3107 "=u" is used together with "st" resp. "st(1)" clobber.
3109 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3111 * gcse.c (gcse_main): Fix comment typo.
3112 (delete_null_pointer_check): Likewise.
3113 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
3114 * cse.c (cse_insn): Likewise.
3115 * function.c (fixup_var_refs_insns_with_hash): The sequence is
3118 2001-04-19 Zack Weinberg <zackw@stanford.edu>
3120 * toplev.c: Excise all code for the undocumented -dm option.
3121 (float_signal): Call signal just once, unconditionally.
3123 2001-04-19 Geoff Keating <geoffk@redhat.com>
3125 * fold-const.c (fold): Use first_rtl_op rather than
3126 TREE_CODE_LENGTH when looping over parameters of a tree.
3127 Correct strange grouping in test for evaluated SAVE_EXPR.
3129 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
3131 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3132 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3134 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3135 name at 32 total characters.
3136 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3137 functions in named sections -- data items can still go into unique
3138 sections, but they have normal names (ie $LIT$ and $DATA$).
3140 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3143 2001-04-19 DJ Delorie <dj@redhat.com>
3145 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3146 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
3147 * config/i386/cygwin.h: Likewise.
3148 * config/i386/mingw32.h: Likewise.
3149 * config/vax/vms.h: Likewise.
3150 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
3152 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3153 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
3154 * config/i386/xm-cygwin.h: Likewise.
3155 * config/i386/xm-djgpp.h: Likewise.
3156 * config/i386/xm-mingw32.h: Likewise.
3157 * config/vax/xm-vms.h: Likewise.
3159 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
3160 instead of OBJECT_SUFFIX.
3161 * collect2.c (find_a_file): Look for files matching the extension
3162 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
3163 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
3164 TARGET_EXECUTABLE_SUFFIX.
3165 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
3166 (make_relative_prefix): Likewise.
3167 (convert_filename): Use TARGET_ suffixes throughout. Remove
3169 (process_command): Likewise.
3170 (do_spec_1): Likewise.
3171 * java/lang.c (init_parse): Likewise.
3173 * gcc.texi : Document four new options matching the pattern
3174 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
3175 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
3176 documentation for NO_AUTO_EXE_SUFFIX.
3178 2001-04-19 Mark Mitchell <mark@codesourcery.com>
3180 * toplev.h (struct lang_hooks): Allow decode_option to indicate
3181 that language-independent processing should not be done.
3182 * toplev.c (main): Adjust accordingly.
3184 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
3185 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
3187 * mips.md (reload_outputdi): Require that operand0 be a
3190 2001-04-19 Jakub Jelinek <jakub@redhat.com>
3192 * invoke.texi (-Wshadow): Clarify.
3194 2001-04-18 Mark Mitchell <mark@codesourcery.com>
3196 * loop.c (load_mems): Examine all the instructions in the loop
3197 before concluding that all jumps branch to the first instruction
3200 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3202 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3204 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3206 * cpp.texi (-Wwhite-space): Remove.
3207 (-Wall): -Wall does not imply -Wwhite-space.
3209 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3211 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3212 use it instead of blindly generating a .stabs.
3213 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3215 * xcoffout.c: Don't bother defining default for N_CATCH.
3216 (UNKNOWN_STAB): Use internal_error.
3217 (stab_to_sclass): Remove now-unnecessary aborts.
3218 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3220 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3222 * jump.c (mark_all_labels): Canonicalize the tail recursion
3223 label attached to CALL_PLACEHOLDER insns.
3225 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3227 * output.h (dump_flow_info, free_basic_block_vars,
3228 which_alternative): Delete redundant prototypes.
3230 * rtl.h (bss_section): Likewise.
3232 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3234 * dbxout.c (N_OPT): Define if not available from <stab.h>
3236 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3238 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3239 libraries and native K&R compilers.
3241 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3243 * c-typeck.c (convert_arguments): Don't check for width changes
3246 * invoke.texi (-Wtraditional): Update documentation.
3248 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3250 * toplev.c (output_lang_identify): Delete.
3251 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3252 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3253 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3254 after calling ASM_FILE_END.
3256 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3257 Instead, unconditionally emit an N_OPT stab with string equal
3258 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3260 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3262 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3263 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3264 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3265 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3266 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3267 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3268 config/i370/i370.h, config/i386/beos-elf.h,
3269 config/i386/osf1elf.h, config/i386/osfrose.h,
3270 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3271 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3272 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3273 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3274 config/mips/iris6.h, config/mips/osfrose.h,
3275 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3276 config/sparc/sp64-elf.h:
3277 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3278 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3280 * config/elfos.h, config/freebsd.h, config/linux.h,
3281 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3282 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3283 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3284 of ASM_FILE_START which merely emit a .version directive. Delete
3285 definitions of ASM_FILE_END which merely emit an .ident directive.
3287 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3288 ASM_IDENTIFY_GCC and move part of its logic into
3291 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3292 config/sparc/linux-aout.h: Don't emit .version directive in
3295 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3296 (output_file_start): Correct comment.
3298 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3299 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3301 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3302 * config/rs6000/aix.h: Correct comment.
3304 * config/i386/i386afe.h: Delete.
3305 * config.gcc: Remove references to i386afe.h.
3307 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3308 other macros deleted by this patch were undocumented.
3310 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3312 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3314 * pa.c (secondary_reload_class): SAR<->FP copies require a
3317 * install.texi (mips-mips-bsd): Update list of functions
3318 required to include memmove.
3319 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3320 used functions to include memmove.
3322 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3324 * i386.md (sqrtdf2): SFmode should be DFmode.
3326 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3328 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3329 (find_moveable_store): Likewise.
3331 2001-04-15 Jim Wilson <wilson@redhat.com>
3333 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3335 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3337 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3338 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3340 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3342 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3345 2001-04-14 Alan Modra <amodra@one.net.au>
3347 * pa.c (force_mode): New function.
3348 (emit_move_sequence): Use it instead of generating new rtx_REGs.
3350 2001-04-13 Jim Wilson <wilson@redhat.com>
3352 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3353 (first_instruction): New static variable.
3354 (rtx_needs_barrier): Return 1 for alloc.
3355 (init_insn_group_barriers): Set first_instruction.
3356 (rws_sum): Delete duplicate definition.
3357 (group_barrier_needed_p): Return 0 when first_instruction true.
3358 (safe_group_barrier_needed_p): Save and restore first_instruction
3359 around group_barrier_needed_p call.
3361 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
3363 * expr.h (enum libfunc_index): Add LTI_memmove.
3364 (memmove_libfunc): Define macro.
3365 * optabs.c (init_optabs): Initialize memmove_libfunc.
3366 * expr.c (expand_assignment): Use memmove_libfunc instead of
3369 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3371 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3374 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3376 * Makefile.in (reg-stack.o): Depend on reload.h.
3377 (insn-attrtab.o): Depend on flags.h.
3379 * genattrtab (main): Include flags.h in insn-attrtab.c.
3381 * reg-stack.c: Include reload.h.
3383 * sparc.h (flag_pic): Delete redundant declaration.
3385 * output.h (flag_pic): Likewise.
3387 * tree.h (pedantic): Likewise.
3389 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3391 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
3393 * jump.c, regmove.c, toplev.c: Include reload.h.
3395 * reload.h (reload_cse_regs): Declare.
3397 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
3398 reload_cse_regs, init_reload, mark_home_live, reload,
3399 init_caller_save): Delete redundant prototypes.
3401 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3403 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
3405 * regclass.c, ssa.c: Include expr.h.
3407 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
3408 gen_move_insn): Delete redundant declarations.
3410 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3412 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3413 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3414 MAKEINFO and MAKEINFOFLAGS too.
3415 (stage4_build): Correctly order -B flags.
3417 2001-04-13 Alan Modra <amodra@one.net.au>
3419 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
3420 PIC_OFFSET_TABLE_SAVE_RTX.
3421 (zdepi_cint_p): Describe zdepi insn.
3422 Formatting and white space fixes throughout file.
3424 * pa.c (uint32_operand): Don't use long constant >= 2^32.
3425 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
3426 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
3427 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
3428 (output_64bit_and): Use plain `int's for shift counts.
3429 (output_64bit_ior): Likewise.
3430 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
3431 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
3434 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
3435 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
3436 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
3437 NEW_HP_ASSEMBLER into one. Kill warnings.
3439 * pa-gas.h: Delete file.
3440 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
3441 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
3442 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
3443 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
3445 * config/pa/mill32.S: New file.
3446 * config/pa/mill64.S: New file.
3447 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
3448 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
3449 * config/pa/t-linux64: New file.
3450 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
3451 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
3452 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
3454 * elfos.h (SELECT_SECTION): Undef before defining.
3455 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
3456 (LIB_SPEC): Remove -lmilli.
3457 (DBX_REGISTER_NUMBER): Remove.
3458 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
3459 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
3460 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
3461 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
3462 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
3463 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
3464 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
3465 TARGET_GAS): Define.
3466 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
3467 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
3468 regs if we don't have a prototype.
3469 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
3470 * pa.h (TARGET_ELF32): Default to 0 if undefined.
3471 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
3472 EH_RETURN_HANDLER_RTX): Define.
3473 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
3474 (DWARF_FRAME_REGNUM): Define.
3475 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
3476 * pa32-linux.h: New file.
3477 * pa64-linux.h: New file.
3479 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3480 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
3481 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
3482 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
3483 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
3484 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
3485 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3486 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
3487 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
3488 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
3489 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3490 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
3491 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
3492 * pa64-hpux.h: New file.
3493 (ASM_FILE_START): Correct typo.
3494 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
3495 * config.gcc: Modify for above.
3497 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
3499 * jump.c (jump_optimize_1): Don't delete dead stores here.
3500 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
3501 prior to running jump optimize before cse2.
3503 2001-04-12 Richard Henderson <rth@redhat.com>
3505 * Makefile.in (regmove.o): Depend on except.h.
3506 * regmove.c: Include it.
3508 2001-04-12 Stan Shebs <shebs@apple.com>
3510 * objc/objc-act.c: Remove all code ifdefed with the never-used
3511 macro OBJC_INT_SELECTORS.
3512 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
3513 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
3515 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
3517 * config/pa/quadlib.c: Add prototypes.
3519 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3521 * bitmap.h (debug_bitmap): Delete redundant prototype.
3523 * rtl.h (get_frame_size): Likewise.
3525 2001-04-12 Jim Wilson <wilson@redhat.com>
3527 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3528 to just emit an fnorm.
3530 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3532 * c-common.h (truthvalue_conversion, type_for_mode,
3533 type_for_size): Delete redundant declarations.
3535 * c-lex.h (is_class_name): Likewise.
3537 * c-tree.h (pedantic, convert, getdecls, gettags,
3538 global_bindings_p, init_decl_processing, insert_block,
3539 maybe_build_cleanup, poplevel, print_lang_decl,
3540 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3541 set_block, incomplete_type_error, build_function_call,
3542 lvalue_or_else, mark_addressable): Likewise.
3544 * expr.h (expand_tree_builtin): Likewise.
3546 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3548 * invoke.texi: Document --param max-gcse-memory.
3550 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3552 * configure.in (errno): Check for declaration.
3553 * configure, config.in: Regenerated.
3555 * system.h (errno): Only declare if not already done.
3557 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3559 * recog.c (general_operand, immediate_operand,
3560 nonmemory_operand): Require CONST_INTs to be sign-extended
3561 values for their modes.
3563 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3565 * expmed.c (store_bit_field): Truncate CONST_INTs.
3566 (expand_mult_highpart, expand_divmod): Likewise.
3567 * expr.c (convert_modes, store_field): Likewise.
3568 * integrate.c (expand_inline_function): Use promote_mode() to
3569 determine whether to convert_modes() an argument as signed
3571 * optabs.c (expand_binop): Get CONST_INT operands
3572 sign-extended for their appropriate modes.
3573 * stmt.c (emit_case_nodes): Convert node values to the
3575 (expand_end_case): Convert minval and range to the appropriate
3577 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
3578 the iteration variable.
3579 * varasm.c (immed_double_const): Don't require words to be
3580 narrower than host wide ints to properly sign-extend
3583 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3585 * sh.md (builtin_setjmp_receiver): New expander.
3587 2001-04-12 David Edelsohn <dje@watson.ibm.com>
3589 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
3590 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
3591 for generating CONST_INT and CONST_DOUBLE.
3593 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3595 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3596 already sign-extended.
3597 (rs6000_emit_prologue): Make register iterator signed.
3598 (rs6000_emit_epilogue): Likewise.
3599 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
3601 (movsf split, movdf split): Sign-extend CONST_INTs.
3602 (movdi splits): Likewise.
3604 2001-04-12 Kelley Cook <kelley.cook@home.com>
3606 * config-lang.in (lang_dirs): Add in zlib.
3608 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
3610 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
3611 operands that make it to RTL.
3613 2001-04-11 Stan Shebs <shebs@apple.com>
3615 Add Darwin (Mac OS X kernel) native support.
3616 * config.gcc (powerpc-*-darwin*): Add native bits.
3617 * config/darwin.c: New file, generic Darwin support functions.
3618 * config/darwin.h: New file, generic Darwin definitions.
3619 * config/darwin-protos.h: New file, generic Darwin prototypes.
3620 * rs6000/darwin.h: New file, Darwin for PowerPC.
3621 * rs6000/t-darwin: New file, Darwin makefile fragment.
3622 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
3623 (TARGET_MACHO): Ditto.
3624 (rs6000_abi): Add ABI_DARWIN.
3625 (RS6000_REG_SAVE): Add ABI_DARWIN case.
3626 (RS6000_SAVE_AREA): Ditto.
3627 (FP_ARG_MAX_REG): Ditto.
3628 (RETURN_ADDRESS_OFFSET): Ditto.
3629 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
3631 (rs6000_emit_move): Add ABI_DARWIN cases.
3632 (print_operand): Ditto.
3633 (first_reg_to_save): Ditto.
3634 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
3635 (debug_stack_info): Ditto.
3636 (rs6000_emit_prologue): Ditto.
3637 (rs6000_emit_epilogue): Ditto.
3638 (output_profiler_hook): Ditto.
3639 (output_function_profiler): Ditto.
3640 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
3641 (output_mi_thunk): Add TARGET_MACHO case.
3642 (add_compiler_stub): Ditto.
3643 (output_compiler_stub): Ditto.
3644 (no_previous_def): Ditto.
3645 (output_call): Ditto.
3646 (machopic_output_stub): Ditto.
3647 (rs6000_machopic_legitimize_pic_address): Ditto.
3648 (toc_section): Ditto.
3649 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
3650 (macho_high): Ditto.
3653 (load_macho_picbase): Ditto.
3654 (call): Add TARGET_MACHO case to modify function.
3655 (call_value): Ditto.
3656 (call_nonlocal_sysv): Add ABI_DARWIN case.
3657 (call_value_nonlocal_sysv): Ditto.
3658 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
3660 (machopic_output_stub): Ditto.
3661 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
3663 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3665 * dwarf2out.c (modified_type_die): Don't create new types here.
3666 * tree.h (get_qualified_type): New function.
3667 (build_qualified_type): Adjust comment.
3668 * tree.c (get_qualified_type): New function.
3669 (build_qualified_type): Use it.
3671 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3673 * cpp.texi (-Wtraditional): Update description.
3675 * invoke.texi (-Wtraditional): Likewise.
3677 2001-04-11 Jim Wilson <wilson@redhat.com>
3679 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
3680 requires more than 64 bits of alignment.
3682 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
3684 * cpplib.c (do_line): Sanity check iff enable checking.
3686 2001-04-11 Richard Henderson <rth@redhat.com>
3688 * Makefile.in (insn-recog.o): Depend on toplev.h.
3689 (insn-emit.o, doloop.o): Likewise.
3690 * genrecog.c, genemit.c: Include toplev.h in generated file.
3691 * doloop.c: Include toplev.h.
3693 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3695 * Makefile.in (gcse.o): Depend on params.h.
3696 * gcse.c: Include params.h.
3697 (gcse_main): Don't do GCSE if doing so will take inordinate
3699 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
3700 * params.h (MAX_GCSE_MEMORY): New macro.
3702 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3704 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
3706 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
3708 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3710 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
3712 * real.h (ereal_atof, real_value_truncate, target_isnan,
3713 target_isinf, target_negative, assemble_real, debug_real): Delete
3714 redundant prototypes.
3716 * Makefile.in (ifcvt.o): Depend on toplev.h.
3718 * c-semantics.c: Include expr.h.
3720 * ifcvt.c: Include toplev.h.
3722 * expr.h (rtx_equal_p): Delete prototype.
3724 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
3725 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
3726 eliminate_constant_term, expand_complex_abs, find_single_use,
3727 make_tree, init_expr_once, init_optabs, supports_one_only):
3730 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
3731 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
3732 expand_assignment, store_expr, emit_line_note_after,
3733 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
3735 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
3737 * sparc-protos.h: Delete redundant prototypes.
3739 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3741 * reload.c (push_reload): Add condition missed in SUBREG byte
3744 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3746 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
3748 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3750 * i386.md (floatsisf_sse): Fix output template
3751 * i386.c (ix86_expand_fp_movcc)
3753 * reg-stack.c (emit_pop_insn): Handle complex modes.
3754 (move_for_stack_reg): Emit proper move mode.
3755 (subst_stack_regs_pat): Handle complex modes.
3757 2001-04-11 Jakub Jelinek <jakub@redhat.com>
3759 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
3761 2001-04-10 Richard Henderson <rth@redhat.com>
3763 * libgcc2.h (__terminate_func_ptr): Remove typedef.
3764 (__pure_virtual, __terminate, __terminate_set_func,
3765 __default_terminate, __throw_type_match, __empty,
3766 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
3767 __eh_rtime_match, __unwinding_cleanup, __rethrow,
3768 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
3769 Remove prototypes of deleted functions.
3771 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3773 * c-typeck.c (convert_arguments): -Wtraditional now activates
3774 -Wconversion warnings, except for changes in signed-ness.
3775 Detect complex<->int & int<->complex conversions as well.
3777 * invoke.texi (-Wtraditional): Document it.
3779 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3781 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
3782 * flow.c (set_block_for_new_insns): Remove needless cast and
3783 properly check for unset block number.
3785 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
3787 * function.c (purge_single_hard_subreg_set): Only check REGNO if
3788 the subreg was a hard register. Pseudos are left as subregs.
3790 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3792 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
3793 (LIB2ADD_ST): New macro, pass it to mklibgcc.
3794 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
3795 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
3796 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
3798 2001-04-09 Bo Thorsen <bo@suse.co.uk>
3800 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
3802 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3804 * output.h (set_block_num): Missed it earlier, remove deprecated
3807 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3809 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
3810 (load_killed_in_block_p): Change bb parameter from int to basic_block.
3811 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
3812 (handle_rd_kill_set): Change bb parameter from int to basic_block.
3813 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
3814 (expr_killed_p): Change bb parameter from int to basic_block, pass
3815 basic_blocks instead of ints as parameters.
3816 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
3817 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
3818 from int to basic_block, pass basic_blocks instead of ints as parms.
3819 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
3820 parameter from int to basic_block, pass basic_blocks instead of ints.
3821 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
3822 (insert_insn_end_bb): Change bb parameter from int to basic_block,
3823 pass basic_blocks instead of ints.
3824 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
3825 basic_blocks instead of ints as parameters.
3826 (pre_delete): Pass basic_blocks instead of ints as parameters.
3827 (hoist_expr_reaches_here_p): Change bb parameter from int to
3828 basic_block, pass basic_blocks instead of ints.
3829 (hoist_code): Pass basic_blocks instead of ints as parameters.
3830 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
3831 Change bb parameter from int to basic_block.
3832 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
3833 (insert_insn_start_bb): Change bb parameter from int to basic_block,
3834 pass basic_blocks instead of ints.
3835 (insert_store): Pass basic_blocks instead of ints as parameters.
3836 (replace_store_insn, delete_store): Change bb parameter from int to
3837 basic_block, pass basic_blocks instead of ints.
3838 (store_motion): Pass basic_blocks instead of ints as parameters.
3840 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3842 * basic-block.h (set_new_block_for_insns): New Prototype.
3843 (set_block_num): Delete prototype.
3844 * flow.c (set_block_num): Remove obsolete function.
3845 (set_block_for_new_insns): Set BB for single or multiple insns.
3846 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
3847 (process_insn_end_bb): Use set_block_for_new_insns or
3848 set_block_for_insn instead of set_block_num.
3849 (pre_insert_copy_insn): Use set_block_for_new_insns.
3850 (update_ld_motion_stores): Use set_block_for_new_insns.
3851 (insert_insn_start_bb): Use set_block_for_new_insns.
3852 (replace_store_insn): Use set_block_for_new_insns.
3854 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3855 Jeff Law <law@redhat.com>
3857 * alias.c (get_addr): Externalize.
3858 (canon_true_dependence): New function. Behaves like true_dependance
3859 except it already assumes a MEM has been canonicalized.
3860 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
3861 * gcse.c (struct ls_expr): Add load/store expressions structure.
3862 (modify_mem_list, canon_modify_mem_list): New variable.
3863 (gcse_main): Initialize & finalize alias analysis. Use enhanced
3864 load motion and store motion if requested.
3865 (alloc_gcse_mem): Allocate space for modify_mem_list array.
3866 (free_gcse_mem): Free the modify_mem_list array.
3867 (oprs_unchanged_p): Use load_killed_in_block_p.
3868 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
3869 (mems_conflict_for_gcse_p): New function. Don't kill loads
3870 with stores to themselves if its in the load/store expression list.
3871 (load_killed_in_block_p): New function.
3872 (canon_list_insert): New Function.
3873 (record_last_mem_set_info): Keep a list of all instructions which
3874 can modify memory for each basic block.
3875 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
3876 (oprs_not_set_p): Use load_killed_in_block_p.
3877 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
3878 (expr_killed_p): Use load_killed_in_block_p.
3879 (compute_transp): Do not pessimize memory references.
3880 (pre_edge_insert): Update stores for a load motion expression.
3881 (one_pre_gcse_pass): Check loads/stores for extra load motion.
3882 (ldst_entry): Find or create a ldst_expr structure.
3883 (free_ldst_entry): Free memory for an individual item.
3884 (free_ldst_mems): Free entire load/store expression list.
3885 (print_ldst_list): Print debug info.
3886 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
3887 (enumerate_ldsts): Assign integer values to each entry in list.
3888 (first_ls_expr): First expression in the list.
3889 (next_ls_expr): Next expression in the list.
3890 (simple_mem): Check if expression qualifies for ld/st expression list.
3891 (invalidate_any_buried_refs): Remove from expression list if its
3892 used in some other way we dont understand.
3893 (compute_ld_motion_mems): Find all potential enhanced load motion
3895 (trim_ld_motion_mems): Remove any expressions which are invalid.
3896 (update_ld_motion_stores): Copy store values to registers for loads
3897 which have been moved.
3898 (regvec, st_antloc, num_store): New global statics.
3899 (reg_set_info): Marks registers as set.
3900 (store_ops_ok): Verfies registers expressions are valid in a block.
3901 (find_moveable_store): Look for moveable stores in a pattern.
3902 (compute_store_table): Find stores in a function worth moving, maybe.
3903 (load_kills_store): Check dependance of a load and store.
3904 (find_loads): Find any loads in a pattern.
3905 (store_killed_in_insn): Check if a store is killed in an insn.
3906 (store_killed_after): Check is store killed after an insn in a block.
3907 (store_killed_before): Check is store killed before an insn in a block.
3908 (build_store_vectors): Generate the antic and avail vectors.
3909 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
3910 (insert_store): Add a store to an edge.
3911 (replace_store_insn): Replace a store with a SET insn.
3912 (delete_store): Delete a store insn.
3913 (free_store_memory): Free memory.
3914 (store_motion): Perform store motion.
3915 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
3916 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
3917 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
3918 (f_options): Add gcse-lm and gcse-sm.
3920 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3922 * i386.c (expand_fp_movcc): Fix condition reversal code.
3924 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
3925 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
3926 (CLASS_MAX_NREGS): Use it.
3928 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
3929 handle properly complex values.
3930 (CLASS_MAX_NREGS): Likewise; update comment.
3932 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3934 * ia64.c (ia64_flag_schedule_insns2): New variable.
3935 (ia64_override_options): Initialize it. Clear
3936 flag_schedule_insns_after_reload.
3937 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
3939 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3941 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
3942 Do not require source to match destination anymore;
3943 Add abort to the nontrivial cases that should be handled by split.
3944 (fix_trunc?fdi): Add SSE case for x86_64.
3945 (floatdi?f): Likewise.
3946 (floatdi?f_sse): New.
3947 (fix_trunc?fdi_sse): New.
3949 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
3951 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
3952 (DEBUG_ARANGES_END_LABEL): Ditto.
3953 (dwarfout_init): Generate length and version fields at the start
3954 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
3955 after the length field.
3956 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
3957 the .debug_aranges info.
3959 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3961 * i386.c (call, call_value): Make sure that resulting call_insn
3962 does have proper second operand.
3964 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
3966 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
3967 function. Remove include of sys/cygwin.h.
3969 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
3971 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
3972 (CPP_SPEC): Always search */include/w32api for header files.
3973 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
3974 (LINK_SPEC): Add "cyg" to the library search prefixes.
3976 2001-04-08 Philip Blundell <philb@gnu.org>
3978 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
3980 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
3982 * cpperror.c (print_location): Don't special case <stdin>.
3983 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
3984 WARNING, but we don't check if we're in system headers.
3985 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
3986 * cpplib.c (do_warning): Warn in system headers.
3988 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
3990 * mbchar.c: Include config.h first.
3992 2001-04-07 Zack Weinberg <zackw@stanford.edu>
3994 * config.gcc: Set default for xmake_file at top, not bottom.
3995 Change places that set xmake_file to "none" to set to the
3996 empty string instead, or remove them entirely if there is no
3997 default xmake_file for this cpu_type. Remove references to
4000 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
4001 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
4002 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
4003 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
4004 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
4005 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
4006 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
4007 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
4008 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
4009 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
4012 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
4013 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4014 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4015 config/mips/x-sysv, config/rs6000/x-aix31:
4016 Just set CLIB to -lld or -lmld, as appropriate.
4018 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4019 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4020 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4021 config/mips/x-iris, config/pa/x-pa:
4022 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4023 OTHER_FIXINCLUDES_DIRS.
4025 * config/i386/x-djgpp: Don't set LN or LN_S.
4026 * config/m88k/x-dolph: Don't define __m88k__.
4027 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4028 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4029 * config/i860/fx2800.h: No need to #undef SVR4.
4031 38 x-host fragments remain, 2 x-cpu.
4033 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4035 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4037 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4039 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4041 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4043 * configure.in: Add check for lstat.
4044 * configure, config.in: Regenerate.
4045 * cppinit.c (append_include_chain): Make empty path ".".
4046 * cpplib.c (do_line): Don't simplify #line paths.
4047 * cppfiles.c (remove_component_p): New function.
4048 (find_or_create_entry): Acknowledge stat () errors during
4049 path simplification.
4050 (handle_missing_header): Don't simplify paths.
4051 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4052 the empty path untouched. Don't leave a trailing '/'.
4054 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4056 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4057 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4059 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4061 * cppfiles.c (open_file): Fail directories silently, but
4062 with an errno of NOENT set.
4063 (read_include_file): Move the common exit code to the sole
4064 caller. Return an int indicating success or failure. Let
4065 open_file handle directories.
4066 (stack_include_file): If read_include_file fails,
4067 push a "null" buffer.
4069 2001-04-05 DJ Delorie <dj@redhat.com>
4071 * function.h (virtuals_instantiated): Declare.
4072 * function.c: (virtuals_instantiated): Make global.
4073 * calls.c (emit_library_call_value_1): Use
4074 virtual_outgoing_args_rtx only if it hasn't been instantiated.
4075 Otherwise, use the stack pointer directly.
4077 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4079 * i386.c (x86_initialize_trampoline): New global function.
4080 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
4081 (INITIALIZE_TRAMPOLINE): Move offline.
4082 * i386-protos.h (x86_initialize_trampoline): Declare.
4084 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4086 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
4087 (lea_0): Rename to lea_1.
4088 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
4089 (lea_general_?): Allow SImodes on TARGET_64BIT
4090 (lea_general_?_zext): New patterns.
4091 (call_1, call_1_rex64): Fix.
4093 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4095 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
4097 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4099 * i386.c (function_arg): Return constm1_rtx for last argument.
4100 (ix86_expand_prologue): Update gen_call calls.
4101 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4102 * i386.md (call_pop): Likewise.
4103 (call): Second operand is VOIDmode.
4104 (call_0): Likewise; Support 64bits.
4105 (call_exp): New expander.
4106 (call_1): Get to the sync.
4107 (call_1_exp): New pattern.
4108 (call_value): Support 64bit.
4109 (call_value_exp): New pattern.
4110 (untyped_call): Update gen_call call.
4111 (call_value_pop): Disable for 64bit.
4112 (call_value_0_rex64): New pattern.
4113 (call_value_1_rex64): Likewise.
4115 2001-04-05 Bo Thorsen <bo@suse.de>
4117 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
4119 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
4121 * i386.md (*andsi_1+3): If used after reload, make sure the operand
4122 satisfies ANY_QI_REG_P.
4124 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4126 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
4129 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
4132 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4134 * config.gcc: Remove default for xm_file. Clean up local
4135 machine type handling. Remove settings of xm_file to
4136 something that doesn't exist. In the big switch, set xm_file,
4137 don't append to it (the value before the big switch is always
4138 null). Don't force build_xm_file or host_xm_file to have a value.
4139 * configure.in: Remove default for xm_file. Do not special
4140 case $cpu/xm-$cpu.h not existing.
4141 * configure: Regenerate.
4143 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4145 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4146 when folding integer division and modulo operations.
4148 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
4150 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
4151 instead of DWARF2_ADDR_SIZE for EH addresses.
4152 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
4155 2001-04-04 Richard Henderson <rth@redhat.com>
4157 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
4158 * config/ia64/t-glibc (LIB2ADDEH): Disable.
4159 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
4161 2001-04-04 Richard Henderson <rth@redhat.com>
4163 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
4164 * configure: Rebuilt.
4166 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4168 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
4169 push insns to delete to it instead of deleting them.
4170 (delete_null_pointer_checks): Delete insns from delete_list after
4171 all delete_null_pointer_checks_1 passes are done.
4173 2001-04-04 Richard Henderson <rth@redhat.com>
4175 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
4176 * configure: Rebuilt.
4178 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4180 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
4181 * config/romp/xm-romp.h: Delete.
4183 2001-04-04 Bernd Schmidt <bernds@redhat.com>
4185 * sched-deps.c (sched_analyze_insn): Partially revert March 27
4188 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4190 * emit-rtl.c (mark_label_nuses) Increment the label uses for
4191 all labels present in rtx.
4192 (try_split) Call new function for all split insns.
4194 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4196 * recog.c (validate_replace_rtx_1): Instead of aborting just make
4197 sure the change won't be validated.
4199 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
4201 * rtl.h (set_noop_p): Declare.
4202 * flow.c (set_noop_p): Move from here ...
4203 * rtlanal.c (set_noop_p): ... to here and enhance.
4204 * cse.c (delete_trivially_dead_insns): Use it.
4205 * gcse.c (hash_scan_set): Likewise.
4206 * jump.c (delete_noop_moves): Likewise.
4207 * recog.c (split_all_insns): Likewise.
4209 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4211 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4212 stack pointer via a LO_SUM. Ditto for setting a temp register
4213 used to save to the stack. Set cfa_temp when setting fp, and
4214 allow matches to cfa_temp in addition to cfa_store when saving
4215 regs. Handle POST_INC and LO_SUM register stores. Document the
4216 changes and errors in rule 12 doco.
4218 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4219 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4220 (load_reg): Move closer to epilogue code.
4221 (DO_FRAME_NOTES): Define to control the following..
4222 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4223 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4225 (hppa_expand_epilogue): Likewise.
4227 2001-04-03 Richard Henderson <rth@redhat.com>
4229 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4230 * configure: Rebuild.
4232 2001-04-03 Richard Henderson <rth@redhat.com>
4234 * rtl.h (LCT_THROW): New.
4235 * calls.c (emit_library_call_value_1): Handle it.
4236 * except.c (connect_post_landing_pads): Use it.
4238 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4240 * gansidecl.h: Delete file.
4241 * configure.in: Change all refs to gansidecl.h to use
4242 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4244 * configure: Regenerate.
4246 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4247 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4248 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4249 Don't include gansidecl.h.
4250 * intl.c, main.c, version.c, fixinc/fixlib.h,
4251 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4254 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4256 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4259 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4261 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4262 config/i386/xm-next.h, config/i386/xm-sco.h,
4263 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4264 config/m88k/xm-m88k.h: Delete.
4266 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4267 * config/romp/xm-romp.h: Don't define bcopy.
4268 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4269 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4271 * config.gcc: Remove references to deleted files.
4273 14 xm-host.h remain, 1 xm-cpu.h.
4275 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4276 David S. Miller <davem@pierdol.cobaltmicro.com>
4277 Andrew MacLeod <amacleod@redhat.com>
4279 Use byte offsets in SUBREGs instead of words.
4281 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4282 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4283 to pass new argument.
4284 (add_stored_regs): Use subreg_regno_offset function.
4285 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4287 (precompute_arguments): Use gen_lowpart_SUBREG.
4288 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4289 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4290 (simplify_set): Rework to use SUBREG_BYTE.
4291 (expand_field_assignment): Use SUBREG_BYTE.
4292 (make_extraction): Use SUBREG_BYTE.
4293 (if_then_else_cond): Use SUBREG_BYTE.
4294 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4295 (gen_lowpart_for_combine): Compute full byte offset.
4296 * cse.c (mention_regs): Use SUBREG_BYTE.
4297 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4298 (canon_hash): Use SUBREG_BYTE.
4299 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4300 (gen_lowpart_if_possible): Formatting.
4301 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4303 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4304 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4305 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4306 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4307 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4308 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4309 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4310 certain invariants about SUBREGs the compiler creates.
4311 (gen_lowpart_SUBREG): New function.
4312 (subreg_hard_regno): New function to get the final register number.
4313 (gen_lowpart_common): Use SUBREG_BYTE.
4314 (gen_imagpart): Spacing nits.
4315 (subreg_realpart_p): Use SUBREG_BYTE.
4316 (gen_highpart): Use SUBREG_BYTE.
4317 (subreg_lowpart_p): Always compute endian corrected goal offset,
4318 even at the byte level, then compare against that.
4319 (constant_subword): New function, pulled out all constant cases
4320 from operand_subword and changed second argument name to offset.
4321 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4322 and call constant_subword to do the work. Return const0_rtx if
4323 looking for a word outside of OP.
4324 (operand_subword_force): Change second arg name to offset.
4325 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4326 (store_split_bit_field): Use SUBREG_BYTE.
4327 (extract_bit_field): Use SUBREG_BYTE.
4328 (extract_split_bit_field): Use SUBREG_BYTE.
4329 (expand_shift): Use SUBREG_BYTE.
4330 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4331 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4332 * flow.c (set_noop_p): Use SUBREG_BYTE.
4333 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4334 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4335 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4337 (optimize_bit_field): Use SUBREG_BYTE.
4338 (purge_addressof_1): Use SUBREG_BYTE.
4339 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4340 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4341 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4342 * gengenrtl.c (special_rtx): Add SUBREG.
4343 * global.c (mark_reg_store): Use SUBREG_BYTE.
4344 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4345 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4346 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4347 final byte offset is congruent to subreg's mode size.
4348 (subst_constants): Use SUBREG_BYTE.
4349 (mark_stores): Use subreg_regno_offset function.
4350 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
4351 function and SUBREG_BYTE.
4352 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
4353 (reg_is_born): Use subreg_hard_regno.
4354 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
4355 endian correction code. Don't combine subregs unless resulting
4356 offset aligns with type. Fix subreg constant extraction for DImode.
4357 Simplify SUBREG of VOIDmode CONST_DOUBLE.
4358 (general_operand): Remove dead mode_altering_drug code.
4359 (indirect_operand): Use SUBREG_BYTE.
4360 (constrain_operands): Use subreg_regno_offset function.
4361 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
4362 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
4363 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
4364 * regs.h (REG_SIZE): Allow target to override.
4365 (REGMODE_NATURAL_SIZE): New macro which target can override.
4366 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
4367 on the entire subreg rtx.
4368 (push_reload): Use SUBREG_BYTE in comments and code.
4369 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
4370 for hard registers inside subregs.
4371 (operands_match_p): Use subreg_regno_offset.
4372 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
4373 containing hard regs.
4374 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
4375 corrections when fixing up MEM subregs.
4376 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
4377 subreg_regno_offset where appropriate.
4378 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
4379 byte endian corrections when fixing up MEM subregs.
4380 (subst_reloads): When combining two subregs, make sure final
4381 offset is congruent to subreg's mode size.
4382 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
4383 (refers_to_regno_for_reload_p): Use subreg_regno.
4384 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
4385 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
4386 correction code for memory subreg fixups.
4387 (forget_old_reload_1): Use subreg_regno_offset.
4388 (choose_reload_regs): Use subreg_regno.
4389 (emit_input_reload_insns): Use SUBREG_BYTE.
4390 (reload_combine_note_store): Use subreg_regno_offset.
4391 (move2add_note_store): Use subreg_regno_offset.
4392 * resource.c (update_live_status, mark_referenced_resources): Use
4393 subreg_regno function.
4394 (mark_set_resources): Use subreg_regno function.
4395 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
4396 (subreg_regno_offset, subreg_regno): Define prototypes.
4397 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
4398 (gen_lowpart_SUBREG): Add prototype.
4399 * rtl.texi (subreg): Update to reflect new byte offset representation.
4400 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
4401 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
4402 (reg_overlap_mentioned_p): Use subreg_regno.
4403 (replace_regs); Make sure final offset of combined subreg is
4404 congruent to size of subreg's mode.
4405 (subreg_regno_offset): New function.
4406 (subreg_regno): New function.
4407 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
4408 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
4409 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
4410 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
4411 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
4412 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
4413 (a29k_get_reloaded_address): Use SUBREG_BYTE.
4414 (print_operand): Use SUBREG_BYTE.
4415 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
4416 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
4417 (arm_reload_out_hi): Use SUBREG_BYTE.
4418 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
4419 instead of SUBREG_WORD.
4420 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
4421 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
4422 SUBREG creation to use byte offset.
4423 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
4424 inverted load insns): Fix explicit rtl subregs to use byte
4426 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
4427 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
4428 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
4429 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
4430 to use byte offsets.
4431 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
4432 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
4433 offsets, also make sure it is congruent to SUBREG's mode size.
4434 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
4435 unnamed ldob insn): Generate SUBREGs with byte offset.
4436 (zero_extendqihi2): SUBREG's are byte offsets.
4437 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
4438 (m68hc11_gen_highpart): Use SUBREG_BYTE.
4439 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
4440 zero-extendqisi2): Generate SUBREGs with byte offset.
4441 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
4442 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
4443 subregs in rtl to use byte offsets.
4444 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
4445 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
4446 (mips_move_2words): Use subreg_regno_offset.
4447 (mips_secondary_reload_class): Use subreg_regno_offset.
4448 * config/mips/mips.md (DImode plus, minus, move, and logical op
4449 splits): Fixup explicit subregs in rtl to use byte offsets.
4450 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
4451 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
4452 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
4453 rtl to use byte offsets.
4454 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
4455 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
4456 subregs to use byte offsets.
4457 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
4458 Fixup explicit subregs in rtl to use byte offsets.
4459 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
4460 and remove byte endian correction code.
4461 * config/sh/sh.c (output_movedouble): Use subreg_regno.
4462 (gen_ashift_hi): Use SUBREG_BYTE.
4463 (regs_used): Use subreg_regno_offset.
4464 (machine_dependent_reorg): Use subreg_regno_offset.
4465 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
4466 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
4467 (movdf_i4): Subregs are byte offsets now.
4468 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
4469 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
4470 (REGMODE_NATURAL_SIZE): Override.
4471 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
4472 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
4474 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
4475 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
4476 extendqidi2): Generate SUBREGs with byte offsets, also make sure
4477 it is congruent to SUBREG's mode size.
4478 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
4480 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
4481 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
4482 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
4483 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
4484 * config/v850/v850.c (print_operand, output_move_double): Use
4485 subreg_regno function.
4487 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4489 * configure.in (target_subdir): Use target_alias, not target.
4490 * configure: Rebuilt.
4492 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4494 * config/sh/crti.asm: Fix typos in comments.
4496 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4498 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
4499 TARGET_FAST_INDIRECT_CALLS.
4500 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
4502 (return_addr_rtx): Short circuit export stub matching when
4503 TARGET_NO_SPACE_REGS.
4504 (output_millicode_call): For out of range calls, make -fPIC
4505 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
4506 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
4507 * pa.md: Modify length attr calculation of all millicode insns to
4510 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
4512 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
4513 Require at least 2.11 in the version test. Specifically check
4514 for and reject GAS version 2.10.90.
4515 * configure: regenerate.
4517 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4519 * pa.c (override_options): Remove PIC profiling warning.
4520 (hp_profile_labelno): Delete.
4521 (hp_profile_label_rtx): Delete.
4522 (hp_profile_label_name): Delete.
4523 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4524 (output_function_prologue): Remove profiling code and all tests on
4525 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4526 merge_sp_adjust_with_store can work for PIC and profiling.
4527 (hppa_expand_epilogue): Remove profile_flag test.
4528 (hppa_can_use_return_insn_p): Likewise.
4529 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4530 cater for PROFILE_HOOK.
4531 (hppa_profile_hook): New function.
4532 * pa.h (FUNCTION_PROFILER): Now does nothing.
4533 (PROFILE_HOOK): Define.
4534 (hppa_profile_hook): Declare.
4535 (PROFILE_BEFORE_PROLOGUE): Delete.
4536 (ASM_OUTPUT_REG_PUSH): Delete.
4537 (ASM_OUTPUT_REG_POP): Delete.
4538 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4539 r24. Accept function name operand, and use this and a locally
4540 generated label to calculate pc-rel offset to func start.
4542 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4544 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4545 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
4548 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4550 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4551 LO_SUM cases to where they belong.
4553 2001-04-02 Richard Henderson <rth@redhat.com>
4555 * except.h (lang_eh_type_covers): Mark extern.
4556 (lang_eh_runtime_type): Likewise.
4558 2001-04-02 Zack Weinberg <zackw@stanford.edu>
4560 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
4561 gengenrtl.c: Wrap generated header in multiple-include guard.
4562 Improve error checking.
4564 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4566 * configure.in: Don't check for putenv.
4567 * configure: Regenerate.
4568 * gcc.c (putenv): Don't define.
4569 * vax/xm-vms.h: Handle putenv.
4571 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4573 * ifcvt.c (noce_emit_move_insn): New.
4574 (noce_try_store_flag, noce_try_store_flag_constants,
4575 noce_try_store_flag_inc, noce_try_store_flag_mask,
4576 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
4577 noce_try_abs): Use it.
4578 (noce_process_if_block): Likewise.
4579 For STRICT_LOW_PART, take mode from its SUBREG.
4581 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4583 * fold-const.c (fold): Before optimizing unsigned comparison with
4584 0x7fffffffU, make sure arg0 is integral type.
4586 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4588 * c-tree.texi: Document representation of wide strings.
4590 2001-04-01 Richard Henderson <rth@redhat.com>
4592 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
4594 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
4596 * i386.md: remove obsoleted comments.
4597 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
4598 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
4599 fix output template.
4601 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4603 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
4605 2001-03-30 Bernd Schmidt <bernds@redhat.com>
4607 * loop.c (load_mems): When generating a load from a pseudo, update
4610 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4612 * i386.c (ix86_split_long_move): Use change address to compensate
4613 stack pointer change in push instruction.
4615 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4617 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
4618 instead of rtx_equal_p; fix the output template.
4620 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4622 * i386.c (ix86_expand_setcc): Support 64bit.
4623 (ix86_expand_int_movcc): Likewise.
4624 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
4627 * i386.md (allocate_stack_worker): Turn to expander.
4628 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
4630 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
4632 2001-03-29 Richard Henderson <rth@redhat.com>
4634 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
4636 2001-03-28 Matthew Hiller <hiller@redhat.com>
4638 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
4641 * MAINTAINERS: Added self.
4643 2001-03-28 Richard Henderson <rth@redhat.com>
4645 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
4646 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
4648 2001-03-28 Jim Wilson <wilson@redhat.com>
4650 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
4653 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4655 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
4657 * tradcif.y (yyerror): Likewise. Add format specifier in call to
4660 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
4662 2001-03-28 DJ Delorie <dj@redhat.com>
4664 * Makefile.in (stage1_build): Revert CFLAGS patch.
4666 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
4668 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
4669 when multiplier or multiplicand is zero.
4671 2001-03-28 Bernd Schmidt <bernds@redhat.com>
4673 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
4675 * config/ia64/ia64.c (update_set_flags): New function, broken out of
4677 (set_src_needs_barrier): Likewise.
4678 (rtx_needs_barrier): For SET case, use these two functions. Rework
4679 PARALLEL case to handle all inputs before all outputs.
4680 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
4681 saw a label and no stop bit since then.
4682 (maybe_rotate, process_epilogue): Add prototypes.
4684 2001-03-28 Richard Henderson <rth@redhat.com>
4686 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
4687 not TARGET_TOC for special toc restore handling.
4688 * config/rs6000/rs6000.md (eh_return): Likewise.
4690 2001-03-28 Richard Henderson <rth@redhat.com>
4692 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
4693 current_function_calls_eh_return.
4694 (output_function_epilogue): Handle eh_return.
4695 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
4696 (EH_RETURN_DATA_REGNO): New.
4697 (EH_RETURN_STACKADJ_RTX): New.
4698 (EH_RETURN_HANDLER_RTX): New.
4699 * config/sparc/sparc.md (call/short branch peepholes): Check
4700 can_throw_internal instead of in_same_eh_region.
4702 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
4703 for eh_return data registers.
4704 (rs6000_emit_prologue): Save eh_return data registers.
4705 (rs6000_emit_epilogue): Force inline restores if eh_return.
4706 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
4707 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
4708 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
4709 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
4710 the target uses one.
4711 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
4712 (return_eh_si, return_eh_di): Remove.
4713 (eh_return): New, from corpse of eh_epilogue.
4714 (eh_set_lr_si, eh_set_lr_di): New.
4716 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
4717 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
4718 True for pic register if current_function_calls_eh_return.
4719 (ix86_expand_epilogue): Change "emit_return" argument into "style".
4720 Handle eh_return requirements.
4721 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
4722 (EH_RETURN_STACKADJ_RTX): New.
4723 * config/i386/i386.md (exception_receiver): Remove.
4724 (eh_return, eh_return_1): New.
4725 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4727 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
4728 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
4729 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
4730 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
4731 (EH_RETURN_DATA_REGNO): New.
4732 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
4733 * config/alpha/alpha.md (eh_epilogue): Remove.
4734 (exception_receiver): Use $26 for ldgp input.
4735 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4737 2001-03-28 Richard Henderson <rth@redhat.com>
4739 * except.c: Rewrite entirely for IA-64 ABI exception handling.
4740 * except.h: Likewise.
4742 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
4743 (LIB2ADDEHDEP): New.
4744 (LIB2FUNCS_EH): Remove.
4745 (LIB2ADD): Remove LIB2ADDEH.
4746 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
4747 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
4748 (crt{begin,end}[S].o): Likewise.
4749 (except.o): Update includes.
4750 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
4751 (libgcc2_c_dep): Use LIB2ADDEHDEP.
4753 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
4754 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
4755 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
4756 * builtins.c (expand_builtin): Implement it.
4757 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
4758 * c-common.c (c_common_nodes_and_builtins): Declare it.
4759 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
4760 * calls.c (libfunc_nothrow): Remove.
4761 (emit_library_call_value_1): Don't call it.
4762 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
4763 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
4764 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
4765 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
4766 (current_funcdef_number): Globalize.
4767 (output_call_frame_info): Emit frame data if an lsda is needed.
4768 Generate augmentation for personality routine. Don't play with
4770 (dwarf2out_begin_prologue): Record funcdef_number.
4771 * dwarf2out.h (current_funcdef_number): Declare.
4772 * expr.c (expand_expr): Update for except.h name changes.
4773 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
4774 * expr.h (LTI_throw, LTI_rethrow): Remove.
4775 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
4776 (LTI_eh_rtime_match): Remove.
4777 (LTI_unwind_resume, LTI_eh_personality): Add.
4778 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
4779 * final.c (final): Don't call check_exception_handler_labels,
4780 init_insn_eh_region, or free_insn_eh_region.
4781 (final_scan_insn): Always emit debug labels for
4782 NOTE_INSN_EH_REGION notes.
4783 * flags.h (flag_new_exceptions): Remove.
4784 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
4785 (record_active_eh_regions): Remove.
4786 (count_basic_blocks): Check all instructions for REG_EH_REGION.
4787 Use can_throw_internal.
4788 (find_basic_blocks_1): Likewise.
4789 (move_stray_eh_region_notes): Remove.
4790 (find_label_refs): No eh_return_stub_label.
4791 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
4792 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
4794 (delete_unreachable_blocks): Don't track deleted handlers.
4795 (flow_delete_block): Use maybe_remove_eh_handler.
4796 (delete_eh_regions): Remove.
4797 (merge_blocks): Don't check for eh region match.
4798 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
4799 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
4800 (init_propagate_block_info): Disable dead frame store optimization
4801 when current_function_calls_eh_return.
4802 (dump_bb): Don't print eh_beg, eh_end.
4803 * function.c (fixup_var_refs): No catch_clauses.
4804 (expand_function_end): Likewise. Call expand_eh_return before
4805 the return register use. Call sjlj_emit_function_exit_after.
4806 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
4807 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
4808 * ifcvt.c (dead_or_predicable): Remove eh region check.
4809 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
4810 Don't check for EH vs parameters.
4811 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
4812 (expand_inline_function): Call duplicate_eh_regions.
4813 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
4814 (copy_insn_notes): Remap REG_EH_REGION notes.
4815 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
4816 * integrate.h (struct inline_remap): Add local_return_label.
4817 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
4818 check_exception_handler_labels, nor exception_optimize.
4819 (find_cross_jump): No EH region check.
4820 * optabs.c (init_optabs): Update for changed eh libfuncs.
4821 * rtl.def (RESX): New.
4822 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
4823 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
4824 checks. Update for except.h name changes.
4825 (expand_cleanups): Likewise.
4826 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
4827 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
4828 (compile_file): Call init_eh before init_optabs. Don't
4829 output_exception_table here.
4830 (rest_of_compilation): Call convert_from_eh_region_ranges,
4831 convert_to_eh_region_ranges, output_function_exception_table.
4832 Don't emit_eh_context.
4833 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
4834 (EXC_PTR_EXPR): New.
4836 * md.texi (eh_epilogue): Remove.
4837 (eh_return): Document.
4838 * tm.texi (EH_RETURN_DATA_REGNO): Document.
4839 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
4841 * eh-common.h: Remove file.
4842 * frame-dwarf2.c, frame.c, frame.h: Remove files.
4843 * libgcc2.c (L_eh): Remove.
4845 * unwind-dw2-fde.c: New file, largely copied from frame.c.
4846 * unwind-dw2-fde.h: New file.
4847 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
4848 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
4849 * libgcc-std.ver: Update for eh symbols.
4851 2001-03-27 Richard Henderson <rth@redhat.com>
4853 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
4854 reduce false positives.
4855 (regmove_optimize): Disable if flag_non_call_exceptions.
4857 * stmt.c (expand_return): Remove always true predicate.
4858 (expand_decl_cleanup_no_eh): Remove dead code.
4860 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
4861 barrier code. Add a scheduling barrier if a non-call insn
4862 can throw internally.
4864 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
4865 Auto-inc addresses trap only if their base register does.
4867 * except.c (can_throw_internal): Rename from can_throw.
4868 * except.h, resource.c: Update references.
4870 * integrate.c (copy_insn_list): Use returnjump_p.
4871 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
4873 * function.h (struct function): Move all boolean valued fields
4874 to single bit fields at the end of the struct.
4876 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
4878 Rename asynchronous_exceptions to flag_non_call_exceptions.
4880 * gthr-single.h (UNUSED): New. Distinguish between how C
4881 and C++ mark unused function arguments. Use throughout.
4883 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
4884 value to target configuration header.
4885 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
4886 * config.in, configure: Rebuild.
4887 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
4888 configuration and target defines.
4889 (exceptions_via_longjmp): Remove.
4890 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
4891 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
4893 * except.h (flag_non_call_exceptions): Move ...
4894 * flags.h: ... here.
4896 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
4897 exceptions, put the note on the trapping instruction.
4899 * flags.h (flag_new_exceptions): Remove.
4900 * toplev.c: Don't set it.
4901 * final.c: Don't check it.
4902 * except.c: Provide stub definition.
4904 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
4905 (calculate_global_regs_live): Kill call-clobbered registers
4906 across exception edges.
4907 * reg-stack.c (convert_regs_1): Kill the entire target stack
4908 across non-call exception edges.
4910 * flow.c (cleanup_cfg): Take no argument.
4911 * output.h, sibcall.c, toplev.c: Update all calls.
4913 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4915 * configure.in: Don't check for bcopy.
4916 * configure, config.in: Regenerate.
4918 * system.h: Don't define or prototype bcopy, instead poison it.
4920 2001-03-27 Richard Henderson <rth@redhat.com>
4922 * function.c (expand_function_start): Set DECL_REGISTER on
4923 a pseudo used for DECL_RESULT.
4925 * rtl.h (LCT_NORETURN): New.
4926 * calls.c (emit_library_call_value_1): Handle it.
4928 2001-03-27 Stan Shebs <shebs@apple.com>
4930 * objc/objc-act.c (objc_init): Use dump_base_name.
4931 (gen_declaration): Clear the buffer arg.
4932 (gen_declaration_1): New function, body of gen_declaration.
4933 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
4934 (gen_method_decl): Ditto, plus always clear buffer arg.
4935 (error_with_ivar): Simplify.
4936 (warn_with_method): Ditto.
4937 (build_message_expr): Don't clear buffers.
4938 (dump_interface): Ditto.
4939 (objc_debug): Ditto.
4940 (build_keyword_selector): Clear the buffer by only zeroing
4942 (objc_implementation_context): Declare.
4943 (start_class): Warn about missing @end.
4944 (finish_objc): Ditto.
4946 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4948 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
4950 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4952 * Makefile.in (SYSTEM_H): Define.
4953 Depend on $(SYSTEM_H), not system.h.
4955 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
4957 2001-03-27 Jim Wilson <wilson@redhat.com>
4959 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
4961 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
4962 (process_epilogue): New static function.
4963 (process_set): Call process_epilogue instead of emitting .restore
4965 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
4967 * flow.c (struct reg_cond_life_info): New fields orig_condition
4969 (init_propagate_block_info): Set new fields.
4970 (mark_regno_cond_dead): Set and use new fields.
4971 (flush_reg_cond_reg_1): Likewise.
4972 (and_reg_cond, case AND): Check for redundant AND conditions.
4973 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
4976 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4978 * cppmacro.c (stringify_arg): Null terminate strings.
4980 2001-03-27 Zack Weinberg <zackw@stanford.edu>
4982 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
4983 inclusion style. xm-m68hc11.h no longer exists.
4984 * config/m68hc11/xm-m68hc11.h: Delete file.
4985 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
4987 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
4988 Don't define GCC_VERSION, N_, or PARAMS; don't include
4989 gansidecl.h or stdio.h. Define inhibit_libc here.
4990 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4991 Delete code conditioned on #if GCC_VERSION == 2095.
4993 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
4994 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4995 Delete code conditioned on #if GCC_VERSION == 2095.
4997 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4999 * system.h: Include symcat.h.
5000 (STRINGIFY): Don't define.
5002 * configure.in: Adjust comment.
5004 * builtins.c: Use STRINGX, not STRINGIFY.
5005 * gencheck.c: Likewise.
5006 * gengenrtl.c: Likewise.
5007 * protoize.c: Likewise.
5009 * cpplex.c: Don't include symcat.h.
5010 * cpplib.c: Likewise.
5012 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5014 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5016 * c-typeck.c (digest_init): Fold init expression.
5018 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5020 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5022 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5024 * except.c (eh_regs): Save results of build_pointer_type to a temp
5025 as FUNCTION_VALUE macro may evaluate its args multiple times.
5027 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5029 * c-common.h (DECL_NUM_STMTS): New macro.
5030 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5032 (pushdecl): Likewise.
5033 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5034 * integrate.c (expand_inline_function): Don't check
5036 * print-tree.c (print_node): Don't print it.
5037 * toplev.c (rest_of_compilation): Don't try to inline when
5038 flag_no_inline is on.
5039 * tree.h (DECL_FRAME_SIZE): Remove.
5040 (tree_decl): Adjust accordingly.
5042 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5044 * combine.c (try_combine): Use memcpy, not bcopy.
5046 * genattrtab.c (expand_units): Likewise.
5048 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5050 * i386.md (push mem DI peep2): New.
5051 (mov 0, mov -1 peep2): Handle 64bit.
5052 (lea to arithmetics peep2): Handle 64bit leas.
5053 (rsp arithmetics to push/pop peep2s): New.
5055 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5057 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5059 * i386.c (struct machine_function): Add save_varrargs_registers.
5060 (ix86_save_varrargs_registers): New macro.
5061 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
5062 (ix86_expand_prologue): Likewise.
5063 (ix86_emit_epilogue_esp_adjustement): Likewise.
5064 (ix86_expand_epilogue): Likewise.
5065 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
5066 (pro_epilogue_adjust_stack_1): New insn.
5067 (pro_epilogue_adjust_stack_rex64): Likewise.
5068 * i386.h (MASK_NO_RED_ZONE): New constant.
5069 (TARGET_RED_ZONE): New macro.
5070 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
5071 (RED_ZONE_SIZE): New constant.
5072 (RED_ZONE_RESERVE): New constant.
5074 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5076 * toplev.c (set_float_handler): Use memcpy, not bcopy.
5078 2001-03-25 Kazu Hirata <kazu@hxi.com>
5080 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5083 (umodhi3): Likewise.
5086 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5088 * mkconfig.sh (DEFINES): Handle entries with '='.
5090 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
5091 Set xm_defines to MACRO=value instead.
5093 * i370/xm-mvs.h: Delete.
5095 * ns32k/xm-pc532-min.h: Likewise.
5097 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5099 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
5101 use ix86_expand_binary_operator
5102 (?sh??i_?): Disable for 64bit.
5103 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
5104 * i386.c (shiftdi_operand): New predicate.
5106 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
5107 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
5108 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
5109 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
5110 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
5111 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
5112 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
5113 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
5114 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
5115 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
5116 (rotldi3, rotrdi3): New expanders.
5118 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5120 * i386.md (movstrsi): Move offline.
5122 (strmovdi_rex64): New.
5123 (strmov?i): Accept 64bit.
5124 (strmov?i_rex64): New.
5125 (strmov?i_rex_1): New.
5126 (strmov?i_1): Disable for 64bit.
5127 (rep_mov?i_rex64): New.
5128 (rep_mov?i): Disable for 64bit.
5129 (clrstrsi): Move offline.
5130 (strset?i_rex64): New.
5131 (strset?i: Accept 64bit.
5132 (rep_stos?i): Disable for 64bit.
5133 (rep_stos?i_rex64): New.
5134 (strset?i_rex_1): New.
5135 (strset?i_1): Disable for 64bit.
5136 (cmpstrsi): Accept 64bit.
5137 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
5138 (cmpstrqi_nz_rex_1): New.
5139 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
5140 (strlensi): Move offline.
5142 (strlenqi_1): Disable for 64bit; fix constraints.
5143 (strlenqi_rex_1): New.
5144 * i386.c (ix86_adjust_counter): New static function.
5145 (ix86_zero_extend_to_Pmode): Likewise.
5146 (ix86_expand_aligntest): Likweise.
5147 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
5148 (ix86_expand_movstr): New global function.
5149 (ix86_expand_clrstr): New global function.
5150 (ix86_expand_strlen): New global function.
5151 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
5152 ix86_expand_strlen): Declare.
5153 (ix86_expand_strlensi_unroll_1): Delete.
5155 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
5157 * i386.md (cmpdi): Fix operand predicates.
5158 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
5159 cmpdi_1_insn_rex64): New patterns.
5160 (adddi3): Turn to expander.
5161 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
5162 (addsi3_carry_zext): New pattern.
5163 (adddi_?_rex64): New patterns and splitters.
5164 (addsi_?_zext): New patterns.
5165 (subsi3_carry_zext): New pattern.
5166 (subdi_?_rex64): New patterns and splitters.
5167 (iorsi_?_zext): New patterns.
5168 (iordi_?_rex64): New patterns and splitters.
5169 (iorsi_?_zext): New patterns.
5170 (iorsi_?_zext_imm): New patterns.
5171 (xorsi_?_zext): New patterns.
5172 (xordi_?_rex64): New patterns and splitters.
5173 (xorsi_?_zext): New patterns.
5174 (negdi*): New patterns.
5175 (one_cmpldi*): Likewise.
5176 (one_cmplsi*_zext, negsi*_zext): Likewise.
5177 (testqi_ext_3_rex64): New pattern.
5179 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
5181 * i386-protos.h (ix86_split_long_move): Return void.
5182 * i386.c (ix86_split_to_parts): Handle 64bit target.
5183 (ix86_split_long_move): Likewise.
5184 * i386.md (all calls to ix86_split_long_move): Update.
5186 2001-03-23 Richard Henderson <rth@redhat.com>
5188 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
5189 to avoid shadowing arguments.
5191 2001-03-23 Jakub Jelinek <jakub@redhat.com>
5193 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
5194 to variable names where DECL_NAME is different from
5195 DECL_ASSEMBLER_NAME.
5197 2001-03-23 Jim Wilson <wilson@redhat.com>
5199 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
5200 (assemble_alias): Call make_decl_rtl.
5202 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
5204 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
5206 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5208 * extend.texi: Document the "java_interface" attribute.
5210 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5212 * mkconfig.sh: Use a subshell with redirected stdout,
5213 instead of closing stdout and confusing commands that run
5214 afterward. Throw away output of cmp.
5216 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5218 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5220 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5222 * i386.md (zero_extendsidi2_32): Break out from ...
5223 (zero_extendsidi2): ... here ; turn to expander.
5224 (zero_extendsidi2_rex64): New.
5225 (extendsidi2_32): Break out from ...
5226 (extendsidi2): ... here ; turn to expander.
5227 (extendsidi2_rex64): New.
5228 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5229 (trunc?f?f splitters): Add 64bit versions.
5231 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5233 * i386.md (pushsi, pushsi2_prologue): Disable.
5234 (pushsi2_rex64): New.
5235 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5236 (movqi_ext_1): Disable for 64bit.
5237 (movqi_ext_1_rex64): New.
5238 (pushdi2_rex64): New pattern, peep2s and splitter.
5239 (pushdi2_prologue_rex64): New pattern.
5240 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5242 (movdi splitters): Disable for 64bit.
5243 (movdi_1_rex64): New pattern, peep2s and splitters.
5244 (swapdi): New pattern.
5245 (pushsf): Disable for 64bit.
5246 (pushsf_rex64): New pattern and splitter.
5247 (pushdf_nointeger): Disable for 64bit.
5248 (pushdf_integer): Handle the 64bit case.
5249 (pushtf): Likewise; update splitters.
5251 2001-03-22 Richard Henderson <rth@redhat.com>
5253 * mkconfig.sh: Include insn-flags.h.
5254 * Makefile.in (CONFIG_H): Include insn-flags.h.
5255 (lots of objects): Remove insn-codes.h and insn-flags.h.
5257 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5258 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5259 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5260 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5261 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5262 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5263 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5264 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5265 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5266 v850/v850.c, vax/vax.c:
5267 Don't include insn-flags.h.
5269 * diagnostic.c, expr.h, reload.c, toplev.c:
5270 Don't include insn-codes.h.
5272 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5273 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5274 c4x/c4x.c, i960/i960.c, mips/mips.c:
5275 Don't include insn-codes.h or insn-flags.h.
5277 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5278 or insn-flags.h in the generated code.
5279 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5280 (main): Forward declare struct rtx_def.
5282 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5284 * invoke.texi (-ffast-math): Remove duplicate line about
5287 * gcc.texi: Remove more obsolete documentation of bugs and
5288 installation problems.
5290 2001-03-21 Kazu Hirata <kazu@hxi.com>
5292 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5295 2001-03-20 Jason Merrill <jason@redhat.com>
5297 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5299 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5300 * varasm.c (CHKR_PREFIX): Likewise.
5302 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5304 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5305 is part of a multi-SET insn.
5307 * cse.c (find_comparison_args): Remove previous change.
5308 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5311 * config/i386/i386.md (conditional_trap): Remove warning.
5313 * recog.c (push_operand): Fix error in last change that caused
5314 undefined symbol on many targets.
5316 * sdbout.c: #include ggc.h.
5317 (sdbout_init): Move to end of file.
5318 Call ggc_add_tree_root for anonymous_types.
5319 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5320 (sdbout_one_type): Use DECL_NAME for field name.
5321 * Makefile.in (sdbout.o): Show includes ggc.h.
5323 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5325 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5326 (override_options): Use properlimits for preferred_stack_boundary.
5327 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5329 (ext_register_operand): Accept DImode.
5330 (load_pic_register): Abort on 64bit.
5331 (gen_push): Use Pmode instead of SImode.
5332 (ix86_save_reg): Pic reg is never used on 64bit.
5333 (ix86_expand_prologue): Likewise.
5334 (ix86_emit_save_regs): Use Pmode instead of SImode.
5335 (legitimate_address_p): Check displacement for 64bit.
5336 (print_operand): Avoid outputting of (%rip) on 64bit.
5337 (print_operand_address): Output (%rip) where possible.
5338 (split_di): Abort on 64bit registers.
5339 (ix86_expand_branch): DImode comparison is simple for x86_64.
5340 (memory_address_length): Recognize memory addresses formed using
5342 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5344 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5346 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5348 * recog.c (push_operand): Recognize new format of push instructions.
5350 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
5352 * i386.md (pushqi1): New.
5353 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
5354 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5355 x86_64_immediate_operand, x86_64_immediate_operand,
5356 x86_64_zext_immediate_operand): Declare.
5357 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
5358 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5359 x86_64_immediate_operand, x86_64_immediate_operand,
5360 x86_64_zext_immediate_operand): define.
5361 * i386.h (PREDICATE_CODES): Add new predicates.
5363 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
5365 * i386.md (pophi1, popqi1, pushqi1): Remove.
5367 * expr.c (emit_single_push_insn): New function.
5368 (move_by_pieces): Accept NULL as destination for push instructions.
5369 (gen_push_operand): Kill.
5370 (emit_push_insn): Pass NULL when pushing; avoid updating of
5371 stack_pointer_delta.
5372 * expr.h (gen_push_operand): Kill.
5374 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5376 * rtl.texi (COMPARE): Clarify documentation and reference section
5379 2001-03-20 Stan Shebs <shebs@apple.com>
5381 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
5382 (get_object_reference): Ditto.
5383 (error_with_ivar): Use error_with_file_and_line.
5384 (warn_with_method): Use warning_with_file_and_line.
5386 2001-03-20 Tom Tromey <tromey@redhat.com>
5388 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5390 2001-03-20 Mark Mitchell <mark@codesourcery.com>
5392 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
5393 variables that are TREE_PUBLIC, even if not TREE_STATIC.
5395 2001-03-20 DJ Delorie <dj@redhat.com>
5397 * Makefile.in (install-libgcc): Pass complete list of variables.
5398 (install-multilib): Ditto.
5400 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5402 * config/i386/cygwin.h: Declare ctor_section, dtor_section
5403 drectve_section, switch_to_section.
5405 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
5406 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
5407 i386_pe_mark_dllimport.
5409 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5411 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
5412 functions i386_pe_*.
5414 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
5415 i386_pe_* functions with char * arguments.
5417 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
5419 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
5421 (movsi_ie): Introduce fpul store.
5423 2001-03-20 Alan Modra <alan@linuxcare.com.au>
5425 * Makefile.in (OBJS): Remove hashtab.o.
5427 2001-03-19 Stan Shebs <shebs@apple.com>
5429 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
5430 * c-lang.c (maybe_objc_method_name): Ditto.
5431 * c-tree.h (maybe_objc_method_name): Remove decl.
5433 2001-03-19 Tom Tromey <tromey@redhat.com>
5435 * gcc.c (init_gcc_specs): Fix comment.
5437 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5439 Compute DECL_ASSEMBLER_NAME lazily.
5440 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
5441 (DECL_ASSEMBLER_NAME_SET_P): New macro.
5442 (SET_DECL_ASSEMBLER_NAME): Likewise.
5443 (COPY_DECL_ASSEMBLER_NAME): Likewise.
5444 (set_decl_assembler_name): Declare.
5445 (lang_set_decl_assembler_name): Likewise.
5446 * tree.c (lang_set_decl_assembler_name): New variab.e
5447 (set_decl_assembler_name): New function.
5448 (init_obstacks): Set lang_set_decl_assembler_name.
5449 (build_decl): Don't set DECL_ASSEMBLER_NAME.
5450 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
5451 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
5452 where it's not necessary.
5453 (builtin_function): Likewise.
5454 (finish_decl): Likewise.
5455 * dbxout.c (dbxout_type_methods): Likewise.
5456 * ggc-common.c (ggc_mark_trees): Likewise.
5457 * profile.c (output_func_start_profiler): Likewise.
5458 * varasm.c (make_decl_rtl): Likewise.
5460 * cse.c (find_comparison_args): Update documentation. Fix
5461 mishandling of COMPARE operations.
5463 * tree.def (ABS_EXPR): Add documentation.
5464 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5466 2001-03-19 Zack Weinberg <zackw@stanford.edu>
5468 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
5470 2001-03-19 Jakub Jelinek <jakub@redhat.com>
5472 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5473 Remove ia32 linux PIC kludge and move it...
5474 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5476 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
5478 * i386.md (absdf2 expander): Fix 64bit case.
5480 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
5482 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5484 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5486 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5488 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5490 * README.X11: Remove obsolete file.
5492 2001-03-18 Anthony Green <green@redhat.com>
5494 * config/pj/pj.h: Remove some trailing commas.
5495 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5497 2001-03-18 Richard Henderson <rth@redhat.com>
5499 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
5500 * calls.c: ... here.
5501 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
5502 defaults for them here.
5504 2001-03-17 Anthony Green <green@redhat.com>
5506 * config/pj/lib1funcs.S: Fix broken comment.
5507 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5510 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5512 * gcc.texi: Remove obsolete information relating to build and
5513 installation problems with enquire or the Pyramid C compiler.
5515 2001-03-17 Richard Henderson <rth@redhat.com>
5517 * dwarf2out.c (queue_reg_save): New.
5518 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
5519 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5521 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5522 (cfa, cfa_store, cfa_temp): Make static.
5523 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5525 2001-03-17 Richard Henderson <rth@redhat.com>
5527 * integrate.h (struct inline_remap): Add local_return_label.
5528 * integrate.c (expand_inline_function): Initialize it and emit
5529 it after copy_insn_notes.
5530 (copy_insn_list): Don't store local_return_label here.
5531 (copy_insn_notes): New function split out from copy_insn_list.
5533 2001-03-17 Richard Henderson <rth@redhat.com>
5535 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5536 is generating .debug_line.
5537 (dwarf2out_init): Add main_input_filename to the file table first.
5538 * configure.in (as_dwarf2_debug_line): Test with file number 1
5539 instead of file number 0.
5541 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5543 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5544 (gen_rtx_combine): Deleted; all references changed as appropriate.
5545 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
5547 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
5549 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5551 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5554 2001-03-16 Jim Wilson <wilson@redhat.com>
5556 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5557 then set it to LOC_REG (79) instead of aborting.
5559 2001-03-16 Phil Edwards <pme@sources.redhat.com>
5561 * gccbug.in: Remove high priority.
5563 2001-03-16 Richard Henerson <rth@redhat.com>
5565 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
5566 output with a space instead of deleting it.
5567 * configure: Regenerate.
5569 2001-03-16 Zack Weinberg <zackw@stanford.edu>
5571 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
5572 handles the gory details of converting an object file into
5573 something that's safe to grep.
5574 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
5575 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
5576 newlines at either end of the string we're looking for.
5577 Make 'checking ...' message less stilted.
5578 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
5579 ARM in-memory layout and its hypothetical converse. Don't
5580 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
5581 HOST_WORDS_BIG_ENDIAN.
5583 * configure.in: Adjust for renamed macro. Move
5584 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
5585 * configure, config.in: Regenerate.
5587 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5589 * fixinc/Makefile.in: Set SHELL.
5591 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5593 * fixinc/fixincl.c (fix_with_system): Quote file names before
5594 passing them to shell.
5596 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5598 * Makefile.in: Use fix-header$(build_exeext) instead
5601 2001-03-16 Richard Henderson <rth@redhat.com>
5603 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
5604 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
5605 (size_of_line_prolog): Remove.
5606 (output_line_info): Compute prologue size via label difference.
5607 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
5609 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
5610 assembler error when redefining file numbers.
5611 * config.in, configure: Rebuild.
5613 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
5614 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
5615 (dw2_asm_output_delta_uleb128): Likewise.
5616 (dw2_asm_output_delta_sleb128): Similarly.
5617 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
5619 2001-03-16 Michael Meissner <meissner@redhat.com>
5621 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
5623 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
5625 (BITMASK_LOWER16): Replacement for 0x0000ffff.
5627 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
5628 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
5629 being unsigned in ISO C and signed in traditional.
5630 (expand_prologue): Ditto.
5631 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
5633 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
5635 (divsi3,divdi3): Ditto.
5636 (modsi3,moddi3): Ditto.
5637 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
5638 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
5639 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
5642 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
5644 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
5645 SSE based conditional moves on LTGT/UNEQ conditions;
5646 Canonicalize EQ to NE.
5647 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
5648 (sse_mov?fcc_ne): New.
5650 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
5652 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5654 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
5655 register may be dead.
5657 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
5659 * Makefile.in (hash.o): Depend on CONFIG_H.
5661 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5663 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
5665 2001-03-15 Richard Henderson <rth@redhat.com>
5667 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
5668 (ASM_OUTPUT_DWARF_PCREL): New.
5669 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
5671 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5673 * cppfiles.c (stack_include_file): Use MAX of sysp.
5675 2001-03-15 Steve Ellcey <sje@cup.hp.com>
5677 * config.gcc (ia64*-*-hpux*): New case.
5678 * config/ia64/hpux.h: New file for HP-UX support.
5679 * config/ia64/t-hpux: New file for HP-UX support.
5681 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
5683 * fixinc/inclhack.def (irix_stdio_va_list): New.
5684 * fixinc/fixincl.x: Rebuilt.
5686 2001-03-15 Richard Henderson <rth@redhat.com>
5688 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
5689 if provided by the target.
5690 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
5691 (dw2_asm_output_addr): New.
5692 * dwarf2asm.h (dw2_asm_output_addr): Declare.
5693 * dwarf2out.c (output_cfi): Use it for program addresses.
5694 (output_call_frame_info, output_die): Likewise.
5695 (output_aranges, output_line_info): Likewise.
5697 2001-03-15 Bruce Korb <bkorb@gnu.org>
5699 * gcc.c(main): make more rigorous
5700 * collect2.c(main): guard against ignoring SIGCHLD
5701 * protoize.c(main): ditto
5702 * gcc/fixinc/fixincl.c(initialize): ditto
5704 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5706 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
5707 (sdbout_parms): Likewise.
5709 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
5711 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
5712 "widen" a destination that is already wider than a word. Also do
5713 not widen if LOAD_EXTEND_OP is NIL for the given mode.
5715 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5717 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
5719 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
5721 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
5723 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
5725 * i960.h (i960_maxbitalignment,
5726 i960_last_maxbitalignment): Declare.
5727 * i960.c (i960_maxbitalignment,
5728 i960_last_maxbitalignment): Make global.
5729 (process_pragma): Delete.
5730 (i960_pr_align, i960_pr_noalign): Move from here ...
5731 * i960-c.c: ... to this new file.
5732 * t-960bare (i960-c.o): New rule.
5733 * t-vxworks960 (i960-c.o): Likewise.
5734 * config.gcc (i960-*-*): Define c_target_objs and
5737 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5739 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
5740 without adding in rtx code and mode.
5742 * alias.c (init_alias_analysis): Don't use any rtx whose value
5743 varies as a known value.
5744 Delete a superfluous test.
5746 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
5748 (ia64_sched_reorder): Call maybe_rotate; also rotate after
5749 scheduling a stop bit.
5750 (ia64_emit_nops): Correctly handle ASMs.
5752 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5754 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
5756 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
5758 * cpp.texi: Update documentation for -include and -imacros.
5759 * cppfiles.c (struct include_file): Remove "defined" memeber.
5760 (find_or_create_entry): Make a copy of the file name, and
5762 (open_file): Update to ensure we use the simplified filename.
5763 (stack_include_file): Don't set search_from.
5764 (cpp_included): Don't simplify the path name here.
5765 (find_include_file): New prototype. Call search_from to
5766 get the start of the "" include chain. Don't simplify the
5768 (_cpp_execute_include): New prototype. Move diagnostics to
5769 do_include_common. Update.
5770 (_cpp_pop_file_buffer): Don't set defined.
5771 (search_from): New prototype. Use the preprocessor's cwd
5772 for files included from the command line.
5773 (read_name_map): Don't simplify the pathname here.
5774 * cpphash.h (enum include_type): New.
5775 (struct buffer): Delete search from. New search_cached.
5776 (_cpp_execute_include): Update prototype.
5777 * cppinit.c (do_includes): Use _cpp_execute_include.
5778 * cpplib.c (do_include_common): New function.
5779 (do_include, do_include_next, do_import): Use it.
5781 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5783 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
5784 contents of the RTL, to determine the name of the object.
5786 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5788 * tree.h (DECL_RTL): Allocate RTL lazily.
5789 (SET_DECL_RTL): New macro.
5790 (DECL_RTL_SET_P): Likewise.
5791 (COPY_DECL_RTL): Likewise.
5792 (DECL_RTL_IF_SET): Likewise.
5793 * varasm.c (make_decl_rtl): Add assertions about the kind of
5794 declaration we are processing.
5795 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
5796 (start_decl): Likewise.
5797 (finish_decl): Likewise.
5798 * c-semantics.c (emit_local_var): Likewise.
5799 * calls.c (expand_call): Likewise.
5800 * dbxout.c (dbxout_symbol): Likewise.
5801 * emit-rtl.c (unshare_all_rtl): Likewise.
5802 (unshare_all_decls): Likewise.
5803 (reset_used_decls): Likewise.
5804 * expr.c (store_constructor): Likewise.
5805 (safe_from_p): Likewise.
5806 (expand_expr): Likewise.
5807 * function.c (put_var_into_stack): Likewise.
5808 (instantiate_decls_1): Likewise.
5809 (assign_parms): Likewise.
5810 (expand_function_start): Likewise.
5811 (expand_function_end): Likewise.
5812 * ggc-common.c (gcc_mark_trees): Likewise.
5813 * integrate.c (function_cannot_inline_p): Likewise.
5814 (copy_decl_for_inlining): Likewise.
5815 (expand_inline_function): Likewise.
5816 (integrate_parm_decls): Likewise.
5817 (integrate_decl_tree): Likewise.
5818 * print-tree.c (print_node): Likewise.
5819 * reg-stack.c (stack_result): Likewise.
5820 * stmt.c (label_rtx): Likewise.
5821 (expand_return): Likewise.
5822 (expand_decl): Likewise.
5823 (expand_decl_cleanup): Likewise.
5824 (expand_anon_union_decl): Likewise.
5825 * toplev.c (check_global_declarations): Likewise.
5826 (rest_of_decl_compilation): Likewise.
5827 * tree.c (simple_cst_equal): Likewise.
5828 * objc/objc-act.c (generate_static_references): Likewise.
5830 2001-03-14 Zack Weinberg <zackw@stanford.edu>
5832 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
5833 gcc_AC_C_FLOAT_FORMAT): New macros.
5834 * configure.in: Add AC_PROG_CPP after CC tests;
5835 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
5836 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
5837 * configure, config.in: Regenerate.
5839 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
5840 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
5841 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5842 config/i370/xm-linux.h, config/i370/xm-oe.h,
5843 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
5844 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
5845 config/pa/xm-linux.h, config/pa/xm-pa.h,
5846 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
5847 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
5848 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
5849 config/we32k/xm-we32k.h: Delete.
5851 * config/i370/xm-mvs.h, config/m88k/m88k.h,
5852 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5853 config/vax/xm-vms.h: Don't define any of:
5854 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
5856 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
5858 * config.gcc: Remove references to deleted files.
5859 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
5860 FATAL_EXIT_CODE, which is the same between oe and mvs).
5862 2001-03-14 DJ Delorie <dj@redhat.com>
5863 Vladimir Makarov <vmakarov@redhat.com>
5865 * config/i960/i960.c (i960_function_prologue): Compute size of
5866 frame according to number of registers actually saved there.
5868 2001-03-14 Richard Henderson <rth@redhat.com>
5870 * expr.c (emit_move_insn_1): Fix else if around #endif.
5872 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
5875 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
5878 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
5880 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
5881 (override_options): Parse cmodel string.
5882 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
5883 * i386.h (TARGET_OPTIONS): Add "cmodel".
5884 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
5886 (ix86_cmodel_string, ix86_cmodel): Declare.
5888 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
5891 * i386.h (GENERAL_REG_P): Add missing REG_P.
5893 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
5895 * configure.in: Use $gcc_cv_as instead of $as.
5896 * configure: Regenerated.
5898 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
5900 * cppfiles.c (stack_include_file): Only increase the include
5901 count if we actually process the file properly, as opposed
5902 to treating it as length zero. Only call read_include_file
5903 if not DO_NOT_REREAD. Handle the -H include file output
5905 (read_include_file): Remove now redundant DO_NOT_REREAD check.
5906 (cpp_included, find_include_file): Simplify pathnames after
5907 remapping them. If remapping, don't use the remapped file
5908 name's buffer as our scratch buffer.
5909 (cpp_pop_file_buffer): Replace the multiple include macro
5910 only if it isn't yet set.
5911 (read_name_map): Simplify remapped names when reading in.
5912 (remap_filename): Move code to code path that uses it.
5913 (_cpp_simplify_pathname): Return the input pointer.
5914 * cpphash.h (_cpp_simplify_pathname): Update prototype.
5916 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5918 * expr.c (expand_expr): Revove bogus conditional.
5920 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
5922 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
5924 2001-03-14 Jakub Jelinek <jakub@redhat.com>
5926 * reg-stack.c (stack_result): Unconditionally use
5927 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
5929 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
5931 * expr.c (emit_move_insn_1): Split push of complex value when
5932 no suitable push instruction exist.
5934 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
5935 instead of QI_REG_P.
5937 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5939 * alias.c (handled_component_p, can_address_p): New functions.
5940 (get_alias_set): Use them.
5942 2001-03-13 Jim Wilson <wilson@redhat.com>
5944 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
5945 from 80 in try_locals code.
5946 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
5948 2001-03-13 Zack Weinberg <zackw@stanford.edu>
5950 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
5951 gcc_AC_C_LONG_LONG): New.
5952 * configure.in: Use them. Probe the size of short, int, long,
5953 and long long/__int64 if we have them. Move all the AC_C_*
5954 checks together, except gcc_AC_C_CHAR_BIT which has to go
5955 after AC_CHECK_HEADERS(limits.h).
5956 Take hwint.h out of host_xm_file and build_xm_file.
5958 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
5959 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
5960 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
5961 Move the HOST_WIDEST_INT setup logic here from system.h.
5962 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
5964 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
5965 is now handled by hwint.h.
5967 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
5968 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
5969 config/ia64/xm-ia64.h: Don't define any of:
5970 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
5971 HOST_BITS_PER_LONGLONG.
5973 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
5974 config/h8300/xm-h8300.h, config/mips/iris6.h,
5975 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
5976 config/sparc/xm-sp64.h: Delete.
5977 * config.gcc: Remove references to deleted files.
5979 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
5980 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
5981 * config/i370/xm-linux.h: Clarify floating-point situation in
5984 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
5986 * cppfiles.c (NO_INCLUDE_PATH): New macro.
5987 (find_include_file): Decide here which part of the include
5988 chain to start the search. Complain about an empty include
5989 chain in all cases apart from an abolsute file name.
5990 (_cpp_execute_include): Don't choose the search chain here.
5991 Don't call handle_missing_include in the case of an empty
5993 (_cpp_compare_file_date): Don't choose the search chain here.
5994 * cpplib.c (do_include_next): Move the in-main-file diagnostic
5995 here from _cpp_execute_include. Behave like #include if
5996 we're in the main file.
5998 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6000 * system.h (malloc, realloc, calloc, strdup): Only poison these
6001 tokens when IN_GCC is defined.
6003 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
6005 * i386.md (abs?f expander): Support SSE case.
6006 (abd?f_if): Add new "USE"; add splitters.
6008 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6010 * cpp.texi (poison): Explain the macro expansion exception.
6012 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6014 * expr.c (store_expr): Add dont_store_target. If temp is already in
6015 target before copying to reg, don't store it into target again.
6017 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6019 * cppinternals.texi: Update for file handling.
6021 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6023 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6024 2001-02-24 which broke building the Java library.
6025 * function.c (identify_blocks): Likewise.
6026 (all_blocks): Likewise.
6027 * integrate.c (integrate_decl_tree): Likewise.
6028 * print-tree.c (print_node): Likewise.
6029 * tree.h (BLOCK_NUMBER): Likewise.
6030 (struct tree_block): Likewise.
6032 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6034 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6035 __WCHAR_TYPE__ definition.
6036 (WCHAR_TYPE_SIZE): #undef before #define.
6038 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6040 * cppfiles.c: Update comments.
6041 (destroy_include_file_node): Rename destroy_node.
6042 (find_or_create_entry): New function.
6043 (open_file, _cpp_fake_include): Use it.
6044 (handle_missing_header): New function, broken out of
6045 _cpp_execute include. Don't segfault if there is no
6046 system or quoted path.
6047 (_cpp_execute_include): Use handle_missing_header.
6049 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6051 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6052 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6054 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6056 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6057 unless anti_dependence says they are.
6058 * alias.c (objects_must_conflict): If neither has a type specified,
6061 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6062 David Billinghurst <David.Billinghurst@riotinto.com>
6064 * config/mips/iris5.h: Change WCHAR_TYPE to int.
6066 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
6068 * i386.md (trunctfdf2_2): Rename missnamed pattern.
6069 (*_one_bit): Remove type on the match_operand in attributes.
6071 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
6073 * i386.c: Commit forgotten hunk in previous patch.
6074 (regclass_map): Add extended registers.
6075 (dbx_register_map): Add missing frame register.
6077 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
6079 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
6081 * i386.md (x86_sahf_1): Disable for 64bit.
6082 (popsi*, pophi*): Likewise.
6083 (pushqi, pushhi): Likewise.
6084 (movdi, pushdi): Likewise.
6085 (zero extend DImode splitter): Likewise.
6086 (adddi, minusdi splitter): Likewise.
6087 (umulsidi): Likewise.
6089 (mulsidi): Disable for 64bit
6090 (lshift:DI/ashift:DI): Disable for 64bit.
6091 (loop patterns): Likewise.
6092 (call_pop, call_value_pop expanders and patterns): Likewise.
6093 (prologue_get_pc): Likewise.
6095 (fcmovDI pattern and splitter): Likewise.
6096 (movdfcc_1_rex64): New.
6098 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
6100 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
6101 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
6102 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
6103 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
6104 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
6105 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
6106 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
6107 (PUSH_ROUNDING): x86_64 rounds to 64bits.
6108 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
6109 (REGPARM_MAX): Set to 6 for x86_64.
6110 (SSE_REGPARM_MAX): Set to 16 for x86_64.
6111 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
6114 * (patterns that does use upper halves): Update constraints
6115 'q' to 'Q' and 'r' to 'R'.
6116 (cmpqi_ext_1): Disable for 64bit.
6117 (cmpqi_ext_3_insn): Likewise.
6118 (movqi_extzv_1): Likewsie.
6119 (addqi_ext_1): Liekwsie
6120 (testqi_ext_1): Liekwsie
6121 (andqi_ext_1): Liekwsie
6122 (xorqi_ext_1): Liekwsie
6123 (cmpqi_ext_1_rex64): New.
6124 (cmpqi_ext_3_insn_rex64): Likewise.
6125 (movqi_extzv_1_rex64): Likewsie.
6126 (addqi_ext_1_rex64): Liekwsie
6127 (testqi_ext_1_rex64): Liekwsie
6128 (andqi_ext_1_rex64): Liekwsie
6129 (xorqi_ext_1_rex64): Liekwsie
6131 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6133 * configure.in: Move check for unsigned enumerated bitfields
6134 to macro in aclocal.m4. Disable it for now.
6135 * configure, config.in: Regenerate.
6136 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
6137 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
6138 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
6139 kind above its first use.
6141 * config/xm-interix.h, config/alpha/xm-alpha.h,
6142 config/i370/xm-linux.h, config/i386/xm-beos.h,
6143 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
6144 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6145 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
6146 Don't define ONLY_INT_FIELDS under any circumstances.
6148 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
6150 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6151 config/sparc/xm-sysv4.h: Delete - now identical with some
6153 * config.gcc (hppa targets): Replace xm-pahpux.h and
6154 xm-papro.h with implicit xm-pa.h.
6155 (sparc targets): Replace xm-sysv4.h with implicit or explicit
6158 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
6160 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
6161 before reload_cse_noop_set_p.
6163 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6165 * config.gcc: Where xm-host.h used to include another
6166 xm-host.h, list the nested header directly in xm_file. Remove
6167 references to deleted files. Can now use sparc/xm-sp64.h for
6170 * config/xm-linux.h, config/arm/xm-linux.h,
6171 config/i386/xm-dos.h, config/i386/xm-gnu.h,
6172 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
6173 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
6174 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
6175 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
6178 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
6179 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
6180 bother to wrap #undef in #ifdef.
6181 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
6182 Don't include xm-linux.h.
6183 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
6185 * configure.in: Wrap regexps using [] in changequote block.
6186 Use expr : not echo | grep. Simplify regexps.
6187 * configure: Regenerate.
6189 56 xm-files remain, 22 xm-arch.
6191 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6193 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
6194 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6195 (local_index, local_rindex): Delete, use strchr/strrchr instead.
6196 (copy_object): Fix format specifier vs argument mismatch.
6198 * mips-tdump.c: Make local functions static.
6199 (rindex): Don't #undef.
6200 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6201 (fatal, fancy_abort): Delete.
6202 (read_seek): Avoid signed/unsigned compare.
6204 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6206 * combine.c (try_combine): Fix error in change to try original
6208 (gen_rtx_combine): Do same as gen_rtx for now.
6210 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6212 * configure.in: AC_SUBST xm_defines.
6213 * configure: Regenerate.
6214 * Makefile.in: Set DEFINES=$(xm_defines) when building
6217 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6219 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6220 (cpp_included, find_include_file): Update.
6221 (_cpp_compare_file_date): Make else unconditional.
6223 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6225 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6227 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6229 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6230 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6232 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6234 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6235 if it's a record type.
6237 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6239 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6240 mingw includes slightly.
6242 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6244 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6245 #undef token before poisoning it.
6247 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6249 * alpha.c (check_float_value): Use memcpy, not bcopy.
6251 * m32r.c (m32r_sched_reorder): Likewise.
6253 * vax.c (check_float_value): Likewise.
6255 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6257 * toplev.c (file_name_nondirectory): Remove.
6258 * toplev.h: Similarly.
6259 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6260 of file_name_nondirectory.
6262 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6264 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6265 * mips-tfile.c: Don't #undef rindex; not used.
6267 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6269 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6270 (dbx64_register_map): Declare.
6271 (RETURN_ADDR_RTX): Fix for 64bit.
6272 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6273 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6274 * i386.c (dbx64_register_map): New global array.
6275 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6276 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6279 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6281 * cppfiles.c (search_from): Use lbasename.
6282 * mkdeps.c (deps_add_default_target): Use lbasename.
6284 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6286 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6287 xcalloc in lieu of malloc, realloc & calloc.
6289 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6291 * gengenrtl.c (xmalloc): Likewise.
6293 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6294 really_call_* memory allocation routines.
6296 * stmt.c (check_for_full_enumeration_handling): Use
6297 really_call_calloc, not calloc.
6299 * system.h (really_call_malloc, really_call_calloc,
6300 really_call_realloc): Define.
6301 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6303 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6305 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6307 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6309 * configure: Rebuilt.
6310 * configure.in: Only use `lang_requires' for languages athat are
6313 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6315 * invoke.texi: Fix typo.
6316 * gcc.1: Regenerate.
6318 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6320 * configure.in: Prune nonexistent files from build_xm_file,
6321 xm_file, and host_xm_file lists. Warn unless they're
6323 Don't generate *config.h here.
6324 AC_SUBST all variables needed to generate *config.h.
6325 * configure: Regenerate.
6326 * mkconfig.sh: New helper script, from code removed from
6328 * Makefile.in: Zap all MALLOC variables - no longer used
6329 anywhere, and malloc.c doesn't exist.
6330 Substitute in variables needed to generate *config.h.
6331 Stop lying about the dependencies contained in CONFIG_H and
6333 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6334 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6335 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6336 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6337 $(TM_P_H), etc. as appropriate.
6339 * config.gcc: Zap references to deleted files.
6340 * ggc-none.c: Don't include rtl.h or tm_p.h.
6342 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6343 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6344 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6345 config/i386/xm-linux.h, config/i386/xm-linux.h,
6346 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6347 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6348 Don't include i386/xm-i386.h.
6350 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
6351 config/i386/xm-i386.h, config/i860/xm-i860.h,
6352 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
6353 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6354 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
6355 Delete (empty except comments, #includes of other deleted
6356 files, and macros used nowhere).
6358 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
6360 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
6361 independent on TARGET_FLAGS.
6363 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
6365 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
6367 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
6369 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
6371 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
6372 LAST_REX_SSE_REG): define.
6373 (enum reg_class): Add 'LEGACY_REGS'
6374 (REG_CLASS_CONTENTS): Likewise; add extended registers.
6375 (SSE_REGNO_P): Recognize extended registers.
6376 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
6377 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
6378 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
6379 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
6380 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
6381 REG_OK_FOR_STRREG_P): Remove.
6382 (HI_REGISTER_NAMES): Add extended registers.
6383 (ADDITIONAL_REGISTER_NAMES): Likewise.
6384 (QI_REGISTER_NAMES): Add 8bit extended registers.
6385 (DEBUG_REG): Support extended registers.
6386 * i386.c (regclass_map): Add extended registers.
6387 (dbx_register-map): Likewise.
6388 (svr4_dbx_register_map): Likewise.
6389 (print_reg): Support extended registers.
6390 (print_operand): Support 64bit operands.
6392 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
6394 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
6395 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6396 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
6397 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
6398 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
6399 STACK_BOUNDARY): Set properly for 64bits.
6400 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
6401 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
6402 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
6403 (MOVE_MAX): Set to 16.
6404 (MOVE_MAX_PIECES): 8 for 64bit.
6405 (Pmode): Set to SImode.
6407 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
6409 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
6411 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
6413 * i386.h (mask_64bit): New constant.
6414 (target_64bit): New macro.
6415 (target_options): Add '64'/'32'
6416 (target_default): Define.
6417 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
6418 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
6419 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
6421 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
6423 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
6425 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
6427 * rtlanal.c (rtx_varies_p): Check operand 0 of a
6428 LO_SUM unless for_alias is set.
6430 2001-03-08 Stan Shebs <shebs@apple.com>
6432 * objc/objc-act.c: Fix old typos in comments, add comments for
6434 (hash_init): Fix file name in error message.
6435 (hash_enter): Ditto.
6436 (hash_add_attr): Ditto.
6437 (continue_class): Ditto.
6439 2001-03-08 Bruce Korb <bkorb@gnu.org>
6441 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
6442 wait4() can receive the signal.
6444 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6446 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
6448 * fixinc/fixincl.x: Regenerate.
6450 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6452 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
6454 * fixinc/fixincl.x: Regenerate.
6456 2001-03-08 Richard Henderson <rth@redhat.com>
6458 * configure.in (HAVE_AS_LEB128): New assembler check.
6459 * configure, config.in: Rebuilt.
6461 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
6463 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
6466 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6468 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
6469 references to the MAXPATHLEN macro.
6471 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
6472 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
6475 * config/i386/xm-gnu.h, config/xm-gnu.h,
6476 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
6477 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
6478 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
6479 and/or unused files.
6481 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
6482 doing so in various xm-*.h files.
6484 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6486 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
6488 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
6490 * configure.in (enable_shared): Support per-package shared-library
6492 * configure: Rebuilt.
6494 2001-03-07 David Edelsohn <edelsohn@gnu.org>
6496 * rs6000.md (cr logic): Add original POWER mnemonic alternative
6497 for crnot. Set operands[5] in splitter.
6499 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6501 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
6502 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
6503 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
6504 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
6505 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
6506 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
6507 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
6510 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
6511 config/i370/xm-i370.h, config/i386/xm-dgux.h,
6512 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
6513 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
6514 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
6515 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
6516 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
6517 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
6518 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
6519 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6520 Delete unused and/or empty files.
6522 * config.gcc: Define USG in xm_defines as appropriate. Define
6523 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6524 macro. Remove deleted xm-* files from $xm_files variable.
6526 2001-03-07 Tom Tromey <tromey@redhat.com>
6528 * configure: Rebuilt.
6529 * configure.in: Allow config-lang.in to set `lang_requires' to list
6530 of other required languages.
6532 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6534 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6536 (output_prologue): Use xmalloc not oballoc.
6537 (output_epilog): Free a29k_first_epilogue_insn when finished.
6538 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6540 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6542 * builtins.c (expand_builtin_mathfn): Check
6543 flag_unsafe_math_optimizations, not flag_fast_math.
6544 (expand_builtin): Likewise
6545 * combine.c (combine_simplify_rtx): Likewise.
6546 (simplify_if_then_else): Likewise.
6547 * cse.c (fold_rtx): Likewise.
6548 * flags.h: Remove flag_fast_math. Add
6549 flag_unsafe_math_optimizations and flag_trapping_math.
6550 * fold-const.c (negate_expr): Check
6551 flag_unsafe_math_optimizations, not flag_fast_math.
6552 (invert_truthvalue): Likewise.
6553 (fold): Likewise. Before associating operands, check that
6554 code == MULT_EXPR, not code != MULT_EXPR.
6555 * ifcvt.c (noce_try_minmax): Check
6556 flag_unsafe_math_optimizations, not flag_fast_math.
6557 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
6558 * invoke.texi: Document -funsafe-math-optimizations and
6559 -fno-trapping-math. Change documentation for -ffast-math.
6560 * jump.c (reversed_comparison_code_parts): Likewise.
6561 (rtx_equal_for_thread_p): Likewise.
6562 * optabs.c (emit_conditional_move): Likewise.
6563 * simplify-rtx.c (simplify_binary_operation): Likewise.
6564 (simplify_relational_operation): Likewise.
6565 (simplify_ternary_operation): Likewise.
6566 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
6567 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
6568 Add trapping-math and unsafe-math-optimizations entries to f_options.
6569 (set_fast_math_flags): New, sets flags for -ffast-math.
6570 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
6571 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
6572 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
6574 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
6575 (alpha_emit_conditional_move): Initialize local_fast_math to
6576 flag_unsafe_math_optimizations, not flat_fast_math.
6577 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
6578 instead of setting flag_fast_math to 1.
6579 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
6581 * config/i386/i386.c (override_options): Likewise
6582 * config/i386/i386.md: Likewise.
6583 * config/m68k/m68k.md: Likewise.
6584 * config/mips/mips.md: Likewise.
6585 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
6586 (rs6000_generate_compare): Likewise.
6588 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6590 * Makefile.in: Set RANLIB to @RANLIB@.
6593 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6595 * fixinc/inclhack.def (djgpp_wchar_h): New test.
6596 * fixinc/fixincl.x: Regenerated.
6598 2001-03-07 Richard Henderson <rth@redhat.com>
6600 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
6602 2001-03-07 Richard Henderson <rth@redhat.com>
6604 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
6605 of block notes and exception handling notes.
6607 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
6608 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
6609 (compile_file): ... here.
6611 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6613 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
6615 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
6616 config.h now. Include libiberty.h to handle alloca.
6618 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6620 * c-parse.in (yylexname): New function, split out of _yylex.
6621 (objc_rid_sans_at): New table.
6622 (init_reswords): Initialize it.
6623 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
6624 retrieving the next token and checking it for significance as
6625 an ObjC keyword or string constant.
6627 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
6628 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
6630 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
6633 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
6635 * config/m68k/m68k.c (const_uint32_operand): Accept any
6636 const_int on a 32-bit host.
6638 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
6640 * objc/objc-act.c (init_objc): Set save_lang_status,
6641 restore_lang_status, and mark_lang_status.
6643 2001-03-06 Krister Walfridsson <cato@df.lth.se>
6645 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
6647 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
6649 * cppinternals.texi: Update.
6651 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6653 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6654 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
6655 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
6656 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6657 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
6658 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6659 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
6660 config/i386/xm-i386.h, config/i860/xm-i860.h,
6661 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6662 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
6663 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6664 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6665 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6666 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6667 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
6668 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6669 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
6670 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6671 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6672 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
6673 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
6674 match the defaults provided in hwint.h.
6676 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6677 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
6679 * config.gcc (xm_file): Don't set to files which are deleted.
6681 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
6682 guard this file against these macros being undefined.
6684 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6686 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
6687 and DECL_DEFER_OUTPUT on the decl we create, before calling
6688 rest_of_decl_compilation.
6690 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6692 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
6694 * configure, config.in: Regenerate.
6695 * config.gcc: Remove references to deleted files.
6697 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
6698 genrecog.c, rtl.c: Do not use alloca anywhere.
6700 * Makefile.in, build-make, system.h, config/x-interix,
6701 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
6702 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
6703 config/arc/xm-arc.h, config/arm/xm-arm.h,
6704 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6705 config/h8300/xm-h8300.h, config/i370/x-oe,
6706 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
6707 config/i386/x-ncr3000, config/i386/x-sco5,
6708 config/i386/xm-dgux.h, config/i860/x-sysv4,
6709 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
6710 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
6711 config/m68k/x-hp320g, config/m69k/x-mot3300,
6712 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
6713 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
6714 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
6715 config/m88k/x-sysv4, config/m88k/x-tekXD88,
6716 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6717 config/mips/x-iris, config/mips/x-iris3,
6718 config/mips/x-sni-svr4, config/mips/x-sysv,
6719 config/mips/xm-iris6.h, config/mips/xm-mips.h,
6720 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
6721 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
6722 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6723 config/pa/xm-papro.h, config/romp/xm-romp.h,
6724 config/rs6000/x-aix31, config/rs6000/x-aix41,
6725 config/rs6000/x-beos, config/rs6000/x-lynx,
6726 config/rs6000/x-mach, config/rs6000/x-rs6000,
6727 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
6728 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6729 config/sparc/x-sysv4, config/sparc/xm-linux.h,
6730 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
6731 config/vax/xm-vms.h: Eradicate all references to alloca and
6734 * config/xm-alloca.h, config/clipper/x-clix,
6735 config/i386/xm-sysv4.h, config/i860/x-fx2800,
6736 config/i860/x-sysv3, config/m88k/x-sysv3,
6737 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
6738 (contained only alloca related hacks).
6740 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
6743 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
6745 * invoke.texi: Document __FAST_MATH__.
6747 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6749 * crtstuff.c: Restore include of auto-host.h.
6751 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
6753 Put main() in a separate file, so that the language
6754 front-end can use a different main().
6757 * toplev.c: (main): Rename as toplev_main.
6758 * toplev.h: Declare toplev_main.
6759 * Makefile.in (OBJS): add toplev.o.
6760 (BACKEND): remove toplev.o, add main.o.
6762 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6764 * cppfiles.c (search_from): Special case the empty string.
6766 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6768 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
6769 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
6770 strlen or strcpy; we already know the length.
6771 (_cpp_compare_file_date): Similarly.
6772 * cpphash.h (struct cpp_reader): Delete done_initialising.
6773 (CPP_PREV_BUFFER): Delete.
6774 * cppinit.c (cpp_start_read): Don't set done_initialising.
6775 * cpplex.c (parse_string): Guarantee null-termination.
6776 (_cpp_equiv_toklists): Remove.
6777 * cpplib.c (glue_header_name): Null-terminate.
6778 (do_line): Don't leak memory.
6779 * cpplib.h (BT_WEAK): Delete.
6780 * cppmain.c (cb_ident): Strings are now null-terminated.
6782 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
6784 * gcc.c (convert_filename): Append executable suffix
6785 if NO_AUTO_EXE_SUFFIX is not defined.
6786 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
6787 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
6789 2001-03-03 David O'Brien <obrien@FreeBSD.org>
6791 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6792 * c-parse.gperf, c-gperf.h: Delete.
6793 (c-gperf.h was accidently re-added to the CVS repo in the rev
6794 1.16 commit by tromey)
6796 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6798 * cpplex.c (_cpp_lex_token): Don't warn about directives in
6799 macro arguments when looking for the '('.
6800 * cppmacro.c (funlike_invocation_p): Set parsing_args to
6801 2 when really parsing arguments; 1 when looking for '('.
6802 Always restore the lexer position.
6804 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6806 * longlong.h (umul_ppmm): Don't use a multiline string.
6808 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6810 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
6811 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
6812 t_bool in declaration because pcc can't combine volatile with typedef
6815 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
6817 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
6818 until when it is really needed.
6819 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
6820 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
6821 * i386.md (float?i?f splitter): Don't force source operand to memory
6823 (sse_movdfcc): Fix constraint.
6824 (sse_movdfcc splitter): Handle properly the second alternative.
6826 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6828 * cpplex.c (parse_string): Unconditionally pedwarn.
6830 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6833 * cppexp.c (parse_number): Update.
6834 * cpplex.c (parse_string): Pedwarn if multiline string does not
6835 result from a system header's macro.
6836 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
6837 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
6838 for function-like macros too.
6839 * c-lex.c (lex_number): Update.
6841 2001-03-03 Richard Henderson <rth@redhat.com>
6843 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
6845 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
6847 * combine.c (try_combine): If split with mode-changed scratch
6848 register didn't work, try the original mode.
6850 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
6852 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
6853 * config/c4x/c4x.h: Likewise.
6854 * stor-layout.c (compute_record_mode): Likewise.
6855 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
6857 2001-03-02 Zack Weinberg <zackw@stanford.edu>
6859 * configure.in: Kill tm.h. Include the files in the $tm_file
6860 list in all three of config.h, hconfig.h, tconfig.h, after the
6861 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
6862 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
6863 * configure: Regenerate.
6864 * Makefile.in (clean): Don't delete tm.h.
6866 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
6867 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
6868 those are not defined, set SEC and FEC to 0 and 1.
6869 * gcc.texi: Update to match.
6871 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
6872 * config/fp-bit.c, config/m68k/aux-crt2.asm,
6873 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
6874 Include tconfig.h, not tm.h.
6876 * config/xm-lynx.h, config/xm-std32.h,
6877 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6878 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
6879 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
6880 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6881 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6882 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6883 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
6884 config/i386/xm-i386.h, config/i860/xm-i860.h,
6885 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6886 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
6887 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6888 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6889 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6890 config/pa/xm-linux.h, config/pa/xm-pa.h,
6891 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6892 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
6893 config/pj/xm-pj.h, config/romp/xm-romp.h,
6894 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6895 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6896 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6897 config/v850/xm-v850.h, config/vax/xm-vax.h,
6898 config/we32k/xm-we32k.h:
6900 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
6902 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
6903 config/i370/xm-oe.h: Don't include tm.h. Don't define
6905 * config/vax/xm-vms.h: Don't include tm.h.
6907 * config/xm-lynx.h, config/avr/xm-avr.h,
6908 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
6909 Delete; made empty by above changes.
6910 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6911 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
6912 Don't include config/xm-lynx.h or tm.h.
6914 * config/xm-gnu.h: Don't include fcntl.h.
6915 * config/sparc/xm-lynx.h: Don't include sys/types.h and
6917 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
6919 2001-03-02 Richard Henderson <rth@redhat.com>
6921 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
6922 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
6924 2001-03-02 Richard Henderson <rth@redhat.com>
6926 * Makefile.in (OBJS): Add dwarf2asm.o.
6927 * dwarf2asm.c, dwarf2asm.h: New files.
6928 * dwarf2out.c (*): Use them.
6929 (size_of_uleb128, size_of_sleb128): Remove.
6930 (output_uleb128, output_sleb128): Remove.
6931 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
6932 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
6933 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
6934 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
6935 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
6936 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
6937 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
6938 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
6939 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
6940 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6941 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
6942 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
6943 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
6944 (dwarf2out_frame_debug): Remove unused variables.
6945 (output_loc_operands): Don't abort on 8 byte constants if
6946 host integers are wide enough.
6947 (output_symbolic_ref): Remove.
6948 (size_of_die): Don't assume 4 byte host integers.
6949 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
6951 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
6952 something stupid with HOST_WIDE_INT to long truncation.
6953 [CONST_DOUBLE]: Likewise.
6955 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
6956 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6957 * config/arm/unknown-elf.h: Likewise.
6958 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
6959 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
6960 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
6961 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
6962 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
6963 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
6964 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
6965 (ASM_OUTPUT_DWARF_OFFSET): Remove.
6966 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
6967 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6968 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
6969 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
6971 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6973 * cselib.c (hash_rtx): Cast enums to unsigned int.
6975 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6977 * print-rtl.c (print_rtx): Cast enums to int for comparison.
6978 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
6980 * c-format.c (C_STD_VER): Cast to int for comparisons.
6981 (check_function_format): Cast various enums to int for &.
6982 (maybe_read_dollar_number): Likewise.
6983 (check_format_info): Likewise.
6984 (check_format_info_main): Likewise.
6985 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
6986 (safe_from_p): Likewise.
6987 * varasm.c (const_hash): Cast enum to int for %.
6988 * emit-rtl.c (init_emit_once): Use int loop variable to work around
6989 pcc enum problems with < and ++ operators.
6990 * regclass.c (init_reg_sets_1): Cast enums for comparison.
6991 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
6992 (regclass_init): Change enum class to int to iterate over reg_classes.
6993 * genrecog.c (merge_trees): Cast enums for comparison.
6994 * rtl.h (GET_CODE): Cast to enum rtx_code.
6995 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
6996 (GET_MODE): Cast to enum machine_mode.
6997 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
6998 (GET_NOTE_INSN_NAME): Cast enum to int.
6999 * tree.h (TREE_CODE): Cast to enum tree_code.
7000 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
7001 * timevar.c (timevar_print): Change loop variable id from enum to
7003 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
7004 * config/i386/i386.md: Use PUT_MODE for mode assignment.
7005 * toplev.c (compile_file): Cast enum DFI to int.
7006 (decode_d_option): Likewise.
7008 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
7010 * cppinit.c (append_include_chain): Mark "after" include file name list
7011 as a system directory.
7012 * cpp.texi: Document new behavior.
7014 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7016 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7018 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7020 * cppfiles.c (struct include_file): Update.
7021 (stack_include_file): Use search_from.
7022 (cpp_included, find_include_file): Update.
7023 (cpp_execute_include): Update. ptr->name may not be
7024 null terminated. Use the new search_from member variable
7026 (_cpp_compare_file_date): Similarly.
7027 (search_from): New function, similiar to actual_directory.
7028 (actual_directory): Delete.
7029 (remap_filename): Update. loc->name may not be null terminated.
7030 (struct file_name_list): Rename search_path. Update.
7031 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7032 search_from and dir.
7033 (struct cpp_reader): Remove actual_dirs.
7034 * cppinit.c (struct cpp_pending): Update for renamed objects.
7035 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7036 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7037 * cpplib.h (struct cpp_options): Similarly.
7039 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7041 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7042 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7043 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7044 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7045 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7046 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7047 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7048 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7049 config/i370/xm-oe.h, config/i386/xm-aix.h,
7050 config/i386/xm-i386.h, config/i386/xm-osf.h,
7051 config/i860/xm-i860.h, config/i960/xm-i960.h,
7052 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7053 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7054 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7055 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7056 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7057 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7058 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7059 config/pj/xm-pj.h, config/romp/xm-romp.h,
7060 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7061 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7062 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7063 config/v850/xm-v850.h, config/vax/xm-vax.h,
7064 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
7065 Do not define TRUE or FALSE.
7067 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
7068 empty by above change.
7069 * config.gcc: Remove references to these files.
7071 * configure.in: Detect stdbool.h.
7072 * configure, config.in: Regenerate.
7073 * system.h: Include stddef.h here if available.
7074 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
7075 Then set up a sensible boolean type at the very end.
7077 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
7078 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
7080 * hash.h: Delete 'boolean' typedef and related #undefs.
7082 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
7083 all uses of 'boolean' with 'bool'.
7085 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7087 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
7088 * cppexp.c (lex): Cast enums for comparison.
7089 * cppinit.c (parse_option): Cast enum for comparison.
7090 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
7091 (cpp_output_token): Likewise.
7092 (cpp_can_paste): Cast enums for comparsion and plus/minus.
7093 (cpp_avoid_paste): Cast enums for minus and comparison.
7095 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7097 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
7098 field to all array elements.
7100 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7102 * cpphash.h (struct cpp_reader): Add print_version field.
7103 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
7104 just set print_version and other flags as appropriate.
7105 (cpp_post_options): Print version here if print_version is set.
7107 * toplev.c (exit_after_options): New flag.
7108 (independent_decode_option): Don't exit here; just set
7110 (main): Exit after calling lang_hooks.post_options if
7111 exit_after_options is true.
7113 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
7114 (merge_include_chains): Adjust comment to match code.
7116 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7118 * stringpool.c (set_identifier): New function.
7119 * tree.h: Prototype it.
7121 * c-parse.in: Kill D_YES. If compiled for objc, call
7122 save_and_forget_protocol_qualifiers from init_reswords.
7123 * objc/objc-act.c (remember_protocol_qualifiers,
7124 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
7125 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
7127 (save_and_forget_protocol_qualifiers): New function.
7128 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
7130 2001-03-01 Diego Novillo <dnovillo@redhat.com>
7132 * c-semantics.c (prune_unused_decls): Return error_mark_node
7133 instead of (tree) 1 to stop traversing the tree chain.
7135 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7137 Fix a problem introduced by Kenner's Feb 18 change.
7138 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
7139 flag_cse_skip_blocks only temporarily, not for ever.
7141 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
7143 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
7144 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
7146 * pa.c (emit_move_sequence): Verify operand0 is a hard register
7147 before determining its register class.
7149 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7151 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
7152 from reg 4 if current_function_calls_setjmp.
7153 (gen_nop_type): New function.
7154 (ia64_emit_nops): New function.
7155 (ia64_reorg): Call it.
7156 (ia64_sched_reorder): Move code that rotates bundles up a bit.
7158 * reload1.c (eliminate_regs_in_insn): Restrict the special case
7159 code not to try to optimize adds with anything but a REG destination.
7161 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
7162 (INSN_PRIORITY_KNOWN): New accessor macro.
7163 * haifa-sched.c (priority): Use it instead of testing priority against
7166 2001-02-28 DJ Delorie <dj@redhat.com>
7168 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
7169 since that doesn't work the way gcc wants on a generic m68k.
7171 2001-02-28 Richard Henderson <rth@redhat.com>
7173 * caller-save.c (save_call_clobbered_regs): Fix typo in
7174 comparison last change.
7176 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
7178 * i386.c (pentium4_cost): New.
7179 (m_PENT4): New macro.
7180 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
7181 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
7182 x86_integer_DFmode_moves, x86_partial_reg_dependency,
7183 x86_memory_mismatch_stall): Add Pentium4
7184 (x86_use_q_reg, x86_use_any_reg): Kill.
7185 (override_options): Add pentium4.
7186 (incdec_operand): Return 0 for pentium4.
7187 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
7188 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
7189 (TARGET_PENTIUM4): Define.
7190 (enum processor_type): Add PROCESSOR_PENTIUM4.
7191 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
7192 * i386.md (attribute "cpu"): Add pentium4.
7193 * invoke.texi (march): Add pentium4.
7195 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
7197 * i386.md (sse_mov?fcc*): New patterns and splitters.
7198 * i386.c (ix86_expand_movcc): Work post-reload; recognize
7199 the SSE based conditional moves.
7201 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
7203 * i386.md (attribute mode): Add "TI".
7204 (movsf_1): Add pxor support; remove constant propagation splitter.
7205 (movdf_integer): Likewise.
7206 (movdf_nointeger): Likewise.
7207 (movxf constant prop splitter): Handle all modes; update for SSE.
7208 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7209 * i386.c (standard_80387_constant_p): Rewrite.
7210 (standard_sse_constant_p): New.
7211 * i386-protos.h (standard_sse_constant_p): New.
7213 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7215 * i386.md (sse_setccsf, sse_setccdf): New.
7216 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7218 * i386.c (sse_comparison_operator): Accept the supported unordered
7219 comparses; be ready for fast_math.
7220 (print_operand): Support 'D'.
7222 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7224 * jump.c (reversed_comparison_code): Kill.
7226 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7228 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7231 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7233 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7234 add missing '%' in constraints.
7236 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7238 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7239 for HOST_BITS_PER_WIDE_INT == 32 too.
7241 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7243 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7245 (insert_save, insert_restore): New parameter save_mode.
7246 (init_caller_save): Update initialization of reg_save_code
7247 and reg_restore_code.
7248 (save_call_clobbered_regs): Compute save_modes and update calls to
7249 reg_save_code and reg_restore_code.
7250 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7251 of spill; update use of reg_restore_code.
7252 (insert_save): Likewise.
7253 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7254 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7255 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7257 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7259 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7260 noce_try_store_flag_inc, noce_try_store_flag_mask,
7261 noce_try_cmove_arith):
7262 Use reversed_comparison_code instead of reverse_comparison and
7263 can_reverse_comparison_p.
7265 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7267 * jump.c (reversed_comparison_code_parts): Allow reversal of
7268 unordered compares in -ffast-math mode; reverse ordered compares
7269 for FP even w/o -ffast-math.
7271 2001-02-27 Richard Henderson <rth@redhat.com>
7273 * print-rtl.c (print_rtx) [i]: Don't print field five on
7274 NOTEs other than NOTE_INSN_DELETED_LABEL.
7276 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7278 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7279 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7281 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7283 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7284 even if walk_subtrees is 0.
7285 * c-semantics.c (prune_unused_decls): Return a non-null value to
7286 stop traversing the tree chain.
7288 2001-02-27 DJ Delorie <dj@redhat.com>
7290 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7291 register, *then* define it as the new CFA.
7293 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7295 * pa.c (override_options): Promote -fpic to -fPIC.
7296 (legitimize_pic_address): Simplify due to removal of
7297 small PIC as a code generation option.
7298 (secondary_reload_class): Similarly.
7299 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7300 (PRINT_OPERAND_ADDRESS): Similarly.
7301 * pa.md (various patterns): Similarly.
7302 (small pic lo_sum pattern): Remove.
7304 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7307 * md.texi (min, max): Document
7309 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7311 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7312 TARGET_PARTIAL_REG_DEPENDENCY.
7313 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7315 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7317 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7319 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7321 * mips.c (mips_make_temp_file): Fix thinko in last change.
7323 2001-02-26 Jason Eckhardt <jle@redhat.com>
7325 * combine.c (known_cond): Do not reverse the condition when
7326 SMAX/UMAX is being considered and the condition is for equality
7329 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7331 2001-02-26 Philip Blundell <philb@gnu.org>
7333 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7335 * config/arm/linux-elf.h: Remove historical relics related to
7336 above configurations.
7337 * config/arm/linux-oldld.h: Delete.
7338 * config/arm/linux-elf26.h: Delete.
7340 2001-02-26 Jason Merrill <jason@redhat.com>
7342 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7344 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7345 recognize a tentative definition. Lose obsolete code.
7347 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7348 variables unless necessary, either.
7350 2001-02-25 Richard Henderson <rth@redhat.com>
7352 * ifcvt.c (struct noce_if_info): Add test_bb.
7353 (noce_get_alt_condition): New.
7354 (noce_try_minmax, noce_try_abs): New.
7355 (noce_operand_ok): New.
7356 (noce_process_if_block): Use them.
7357 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
7359 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
7361 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
7364 2001-02-25 Zack Weinberg <zackw@stanford.edu>
7366 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
7367 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
7369 (mips_asm_file_end): Free temp_filename here.
7371 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7373 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
7374 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
7376 * config/i386/i386.md (movstrsi): Handle FAIL case.
7378 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
7380 * cppinit.c (builtin_array): Update.
7381 (init_builtins): Flag builtins to warn if redefined or
7382 undefined. Define __GXX_WEAK as a normal macro.
7383 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
7384 * cpplib.h (NODE_WARN): New flag.
7385 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
7386 Handle __STDC__ as a builtin only on Solaris.
7387 (warn_of_redefinition): Renamed from check_macro_definition.
7388 Reverse sense of test. Always warn if NODE_WARN.
7389 (_cpp_create_definition): Use warn_of_redefinition. Flag
7390 any macro beginning with "__STDC_" to require a mandatory
7391 warning if redefined or undefined.
7393 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7395 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
7396 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
7397 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
7398 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
7399 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
7400 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
7401 Don't define any of:
7402 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
7403 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
7404 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
7405 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
7406 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
7408 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
7409 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
7412 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
7413 Delete now-empty file.
7415 * alpha/vms.h: Define NEED_ATEXIT here...
7416 * alpha/xm-vms.h: ...not here.
7418 * i386/cygwin.h: Don't define PARAMS.
7419 * mips/mips.c: Don't prototype mktemp. Don't define
7420 P_tmpdir. Use make_temp_file to create temporary files.
7421 Don't be clever and delete temporary files early.
7422 * config.gcc: Drop references to deleted files. Don't define
7424 * gcc.texi: Don't mention USE_PROTOTYPES.
7426 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7428 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
7429 (ix86_set_move_mem_attrs_1): Likewise.
7430 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
7431 * config/i386/i386.md (movstrsi): Call it.
7433 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7435 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
7436 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
7437 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
7438 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
7440 (i750a-*-*): Error here if hosting on i750a.
7441 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
7443 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
7444 Remove (empty modulo comments).
7446 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
7447 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
7448 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
7449 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
7450 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
7451 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
7453 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
7454 Remove reference to winnt.h in comment.
7455 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
7457 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7459 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
7460 used to set another biv.
7462 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7464 * tree.h (BLOCK_DEAD): New macro.
7465 (struct tree_block): New flag, dead_flag.
7466 * print-tree.c (print_node, case 'b'): Print missing fields.
7467 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
7468 * function.c (identify_blocks): Enable test for misplaced notes.
7469 (all_blocks): Skip BLOCK_DEAD blocks.
7470 * integrate.c (integrate_decl_tree): Likewise.
7472 * errors.c (internal_error, trim_filename): New functions.
7473 (fancy_abort): Call internal_error.
7474 * errors.h (internal_error, trim_filename): New declarations.
7476 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
7478 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
7480 (EXTRA_CONSTRAINT): Formatting changes.
7482 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7484 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
7486 2001-02-23 Per Bothner <per@bothner.com>
7488 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
7489 so they can be called from java/jvspec.c.
7490 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
7492 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
7494 * i386.c (ix86_frame): New structure.
7495 (ix86_compute_frame_size): Kill.
7496 (ix86_compute_frame_layout): New.
7497 (ix86_save_reg): New.
7498 (ix86_can_use_return_insn_p): Use frame layout stuff.
7499 (ix86_expand_prologue): Likewise.
7500 (ix86_expand_epilogue): Likewise.
7501 (ix86_initial_elimination_offset): Likewise.
7502 (ix86_nsaved_regs): Use ix86_save_reg.
7503 (ix86_emit_save_regs): Likewise.
7505 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
7507 * flow.c (find_sub_basic_blocks): New function.
7508 (split_block): Be ready for basic block introduced by CODE_LABEL.
7509 (commit_one_edge_insertion): Call find_sub_basic_block.
7511 * flow.c (make_edges): Add edge from entry for blocks starting with
7512 label having ALTERNATE_NAME
7514 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
7516 * function.c (epilogue_done): Be ready for first basic block not
7517 containing PROLOGUE_END note.
7518 (reposition_prologue_and_epilogue_notes): Avoid placing
7519 PROLOGUE_END note between BASIC_BLOCK.
7521 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7523 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7525 2001-02-21 DJ Delorie <dj@redhat.com>
7527 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7528 check for current_function_has_nonlocal_goto from 1999-11-12.
7530 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7532 * diagnostic.c (trim_filename): No longer static.
7533 * toplev.h (trim_filename): Declare.
7534 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7535 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7536 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7537 (rtvec_check_failed_bounds): Likewise.
7538 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7540 * convert.c (convert_to_integer): Don't do unsigned unless result or
7541 both inputs are unsigned.
7543 * fold-const.c (fold_convert): Don't call size_int_type_wide if
7546 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
7548 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
7550 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
7552 * Makefile.in (resource.o): Add params.h dependence.
7553 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
7554 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
7555 * resource.c: Add dependence on params.h.
7556 (current_live_regs): Fix explanatory comment.
7557 (find_basic_block): Add new parameter to permit limiting search
7559 (mark_target_live_regs): Add new argument to find_basic_block call.
7560 (incr_ticks_for_insn): Likewise.
7562 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7564 * diagnostic.c (output_to_stream): Rename to
7565 output_buffer_to_stream. Loses the stream parameter.
7566 (init_output_buffer): Set diagnosic_buffer's stream.
7567 (flush_diagnostic_buffer): Adjust.
7568 (default_print_error_function): Likewise.
7569 (finish_diagnostic): Likewise.
7570 (verbatim): Likewise.
7572 * diagnostic.h (struct output_buffer): Add `stream' field.
7573 (output_buffer_attached_stream): New macro.
7575 2001-02-23 Jakub Jelinek <jakub@redhat.com>
7577 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
7578 check if either operand is divisible by C.
7579 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
7580 If type is signed, consider negative numbers as well.
7582 2001-02-22 Richard Henderson <rth@redhat.com>
7584 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
7585 reach .text instead of gp-relative relocs.
7586 * config/ia64/crtend.asm (.init): Likewise.
7588 2001-02-22 Andreas Jaeger <aj@suse.de>
7590 * extend.texi (C++ Attributes): Fix typo.
7592 2001-02-21 David Mosberger <davidm@hpl.hp.com>
7594 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
7595 functions, drop current_function_args_info.words test.
7596 (ia64_compute_frame_size): Mark syscall_linkage functions as
7597 using eight input registers.
7599 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
7600 Bruce Korb <bkorb@gnu.org>
7602 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
7603 * fixinc/README: Document how to convert sed substitutions
7604 to format style c_fix-es.
7605 * fixinc/fixincl.x: regen
7607 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
7609 * gcc.c: Add comment explaining how to add a command-line option.
7610 Add title to specs language comment.
7612 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7614 * gcc.c (cc1_options): Add "-param".
7615 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
7616 (option_map): Likewise.
7617 * toplev.c (display_help): Add entry for "--param".
7618 (independent_decode_option): Fix typographical error.
7620 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
7621 Bernd Schmidt <bernds@redhat.com>
7622 Jan Hubicka <jh@suse.cz>
7624 * i386.c (function_arg_advance): Pass SSE arguments in registers.
7625 (function_arg): Likewise.
7627 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
7629 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
7631 2001-02-21 Kazu Hirata <kazu@hxi.com>
7633 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
7637 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
7639 * flow.c (init_propagate_block_info): Canon address and use single_set
7640 for killing dead memory stores.
7642 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7644 * Makefile.in (reorg.o): Add params.h dependence.
7645 * params.def: Fix typographical error in comment.
7646 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7647 * params.h: Modify introductory comment.
7648 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7649 * reorg.c: Add dependence on params.h.
7650 (redundant_insn): Add parameterized throttle for search.
7651 (fill_simple_delay_slots): Add a comment explaining a variable.
7652 Move conditional out of loop, simplifying code.
7653 (fill_eager_delay_slots): Fix typographical error in comment.
7655 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
7657 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
7659 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
7660 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
7662 2001-02-21 Jason Merrill <jason@redhat.com>
7664 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
7665 (struct tree_decl): Add uninlinable bitfield.
7666 * c-decl.c (duplicate_decls): Set it.
7667 * integrate.c (function_cannot_inline_p): Check it.
7669 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
7670 DW_AT_MIPS_linkage_name to abstract methods.
7671 (dwarf2out_abstract_function): Emit class context before calling
7672 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
7673 (gen_subprogram_die): Remove obsolete code.
7674 (gen_member_die): Don't include clones in the member list.
7675 (gen_decl_die): Emit abstract info for clone origin.
7676 * dwarfout.c (output_type): Don't include clones in the member list.
7677 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
7678 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
7679 DECL_ABSTRACT on a function that already has it set.
7681 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
7682 (get_subprogram_die): Pass it in.
7684 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
7686 * flow.c (mark_set_1): Make not_dead unsigned long. For
7687 non-pseudos, use it as a bitmask of the hard regs that
7690 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
7692 * cppfiles.c: Update comments.
7693 (_cpp_read_file): Don't check for NULL filenames any more.
7694 * cppinit.c (cpp_start_read): Don't do canonicalization of
7695 in_fname and out_fname. Use the passed file name exclusively.
7696 (_cpp_handle_options): Don't treat "-" as a command line option,
7697 but as a normal filename.
7698 (_cpp_post_options): Canonicalize in_fname and out_fname.
7699 * cppmain.c (printer_init): Don't check out_fname for NULL.
7700 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
7701 (init_c_lex): Update, and use "" to represent stdin to CPP.
7704 2001-02-20 Will Cohen <wcohen@redhat.com>
7706 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
7707 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
7708 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
7711 2001-02-20 Stan Shebs <shebs@apple.com>
7713 * config/rs6000/rs6000.c (output_cbranch): Output branches
7714 on separate lines instead of using ';' to separate.
7716 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7718 * cppinit.c (set_lang): Move builtin handling to...
7719 (init_builtins): ...here.
7720 (_cpp_create_reader): Move call to set_lang.
7722 2001-02-20 Mark Mitchell <mark@codesourcery.com>
7724 * stmt.c (expand_return): If an attempt is made to return the
7725 error_mar_node, treat the return like a return without a value.
7727 2001-02-19 Zack Weinberg <zackw@stanford.edu>
7729 * sibcall.c (skip_copy_to_return_value): Call
7730 identify_call_return_value here, and return orig_insn if it
7731 returns zero. Hardret and softret arguments now unnecessary.
7732 (call_ends_block_p): Don't call identify_call_return_value here.
7734 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
7736 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
7737 * ggc.h (ggc_mark_if_gcable): Delete prototype.
7739 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
7741 * pa.c (move_operand): Accept code to load the address of a
7742 symbol out of the DLT as a valid move operand.
7743 (print_operand, case 'A'): New to handle generating a DLT
7744 reference for a LO_SUM expression.
7745 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
7746 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
7748 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
7750 * README, cpp.texi, gcc.texi, version.c: Update version number to
7752 * cpp.1, gcov.1, gcc.1: Regenerate.
7754 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7756 * cppfiles.c (stack_include_file): Generate dependencies
7757 here, and manage include_count here too.
7758 (PRINT_THIS_DEP): Delete.
7759 (_cpp_execute_include): Do not generate dependencies here,
7760 apart from the case of a missing header. Do not manage
7762 (_cpp_read_file): Leave dependency generation to
7765 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
7767 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
7768 target_cpu_default. Remove dead assignment to
7771 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
7773 * regclass.c (contains_reg_of_mode): Make global.
7774 (init_reg_sets): Remove contains_reg_of_mode; take into account
7775 CLASS_MAX_NREGS when looking for the proper mode.
7776 (dump_regclass): Dump only classes considered for the pseudo.
7777 (regclass): Use contains_reg_of_mode.
7779 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
7781 * gcc.c (do_spec_1): 'n' for printing notices.
7782 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
7784 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
7786 * reg-stack.c (next_flags_user): Use current_block->end
7787 (swap_rtx_condition): Look for next user if flags don't die;
7788 give up on CALL_INSNs; use current_block->end.
7790 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7792 * sibcall.c (call_ends_block_p): New function.
7793 (optimize_sibling_and_tail_recursive_call): Use it.
7795 2001-02-18 Kazu Hirata <kazu@hxi.com>
7797 * config/h8300/h8300.md: Update copyright.
7798 (andsi3): Do not output an extra newline character.
7800 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7802 * toplev.c (note_deferral_of_defined_inlined_function): Argument
7803 FNDECL may be unused.
7805 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
7806 follow jumps after first run.
7807 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
7808 it doesn't change any jumps.
7810 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
7812 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
7813 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
7814 (mostlyclean): Corresponding changes.
7815 * rtlanal.c (hard-reg-set.h): Include.
7816 (rtx_unstable_p): Do not treat the argument pointer specially
7817 if it is not a fixed register.
7818 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
7820 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7822 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
7823 against last real insn in basic block.
7824 Rework to avoid gotos.
7826 * Makefile.in (gcse.o): Now includes ggc.h.
7827 * gcse.c: Include ggc.h.
7828 (want_to_gcse_p): Verify expression can be in SET as valid insn.
7829 (try_replace_reg): Remove warning of uninitialize variable.
7830 (process_insert_insn): Call invalid_insn_p to validate insn.
7831 * recog.c (insn_invalid_p): Now global.
7832 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
7833 * recog.h (insn_invalid_p): New declaration.
7835 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
7837 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
7838 assignments from FP constants since 'Y' output code can't handle it.
7839 (eligible_for_sibcall_delay): Likewise.
7841 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
7842 Call fancy_abort directly, passing args.
7843 (print_rtl_and_abort): Now a macro, like fancy_abort.
7845 * final.c (output_operand_lossage): Use internal_error, not error.
7847 2001-02-18 Shane Nay <shane@agendacomputing.com>
7849 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
7850 structure shift insns.
7852 2001-02-18 Mark Mitchell <mark@codesourcery.com>
7854 * invoke.texi (-fsquangle): Remove documentation.
7855 (-fname-mangling-version): Likewise.
7857 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
7859 * optabs.c (expand_abs): Remove reference to
7860 HAVE_contitional_arithmetic.
7861 * combine.c (simplify_set): Likewise.
7863 2001-02-18 Richard Henderson <rth@redhat.com>
7865 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
7868 2001-02-18 Richard Henderson <rth@redhat.com>
7870 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
7872 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
7874 * reload1.c (reload_cse_simplify_set): Fix typo.
7876 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7878 * diagnostic.c (_fatal_insn): Decrement errorcount.
7880 * invoke.texi (-I): Add note avoiding use for system header files.
7882 * rtl.h (add_clobbers): Remove duplicate declaration.
7883 * recog.h (added_clobbers_hard_reg_p): New declaration.
7884 * genemit.c (struct clobber_pat): New field has_hard_reg.
7885 (gen_insn): Record if added clobbers clobber hard reg.
7886 (gen_split): Avoid unused warning if number of operands is 0.
7887 (output_added_clobbers_hard_reg_p): New function.
7890 2001-02-18 Alan Modra <alan@linuxcare.com.au>
7892 * pa.c (hppa_expand_prologue): Simplify code storing return
7893 pointer. For large (>=8k) frames with a post_store, adjust stack
7894 pointer by 8k-64 first rather than by 64. When testing with
7895 VAL_14_BITS_P, always use the actual value rather than the value
7896 negated. Add blockage to prevent scheduling of spills before
7897 stack frame has been created.
7898 (hppa_expand_epilogue): Simplify code loading return pointer.
7899 Allow a slightly larger range for merge_sp_adjust_with_load case.
7900 When testing with VAL_14_BITS_P, always use the actual value.
7902 * pa.c (pa_adjust_insn_length): Check that block move
7903 pattern is a set before looking at operands.
7905 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7907 * fold-const.c (fold_binary_op_with_conditional_arg): New
7908 function, split out from ...
7910 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
7911 conditional arms that throw exceptions.
7913 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
7916 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7918 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
7919 define HAVE_DECL_* to 1 to mask potential backup declarations.
7920 * configure: Regenerated.
7922 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7924 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
7926 2001-02-17 Richard Henderson <rth@redhat.com>
7928 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
7929 when replacing a memory load with a register.
7931 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7932 Jan Hubicka <jh@suse.cz>
7934 * recog.c (validate_replace_src_1): New.
7935 (validate_replace_src_data): Likewise.
7936 (validate_replace_src): Use note_uses.
7937 * rtl.h (note_uses): Declare.
7938 * rtlanal.c (note_uses): New.
7940 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
7942 * reg-stack.c (stack_def): Make field reg unsigned.
7943 (remove_regno_note): Unsignetize parameter.
7945 2001-02-16 Jes Sorensen <jes@linuxcare.com>
7947 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
7948 shladd_operand() call.
7950 2001-02-16 Bruce Korb <bkorb@gnu.org>
7951 Rodney Brown <RodneyBrown@mynd.com>
7953 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
7954 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
7955 machine restrictions
7956 * fixinc/fixincl.x: regen
7958 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7960 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
7962 (hash_scan_insn): Clean up calls to hash_scan_set.
7963 (compute_kill_rd): REGNO now unsigned.
7964 (try_replace_reg): Rework to use simplify_replace_rtx.
7965 (cprop_jump, cprop_cc0_jump): Likewise.
7966 (cprop_insn): Call find_reg_equal_equiv_note.
7967 Reflect changes to cprop_jump and cprop_cc0_jump.
7969 * recog.c (validate_replace_src): Replace in operands of
7970 ZERO_EXTRACT in SET_DEST.
7972 * cse.c (new_label_ref): New variable.
7973 (insert): Set it instead of recorded_label_ref.
7974 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
7975 CODE_LABEL for this function, and not already in REG_LABEL note.
7977 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
7979 * resource.c (mark_referenced_resources): Fix typo in introductory
7981 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
7984 2001-02-16 Jason Merrill <jason@redhat.com>
7986 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
7988 (gen_subprogram_die): Don't abort on seeing a second definition if
7989 the previous one was abstract. Don't replace an abstract instance
7990 in the lookup table.
7992 * dwarf2out.c (dwarf2out_abstract_function): Rename from
7993 gen_abstract_function.
7994 * dwarf2out.h: Declare it.
7995 * toplev.c (note_outlining_of_inline_function): New fn.
7996 * toplev.h: Declare it.
7997 * integrate.c (output_inline_function): Call it.
7998 * c-decl.c (duplicate_decls): Call it when redefining an extern
7999 inline. Don't inline the new defn.
8001 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
8003 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8005 * .gdbinit: Rename to gdbinit.in.
8006 * gdbinit.in: New file,
8007 * configure.in: Generate .gdbinit from gdbinit.in.
8008 * configure: Regenerated.
8009 * Makefile.in (distclean): Always remove .gdbinit.
8011 2001-02-16 Jakub Jelinek <jakub@redhat.com>
8013 * objc/objc-act.c (start_class): Register implemented_classes with
8016 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8018 * cppfiles.c (_cpp_make_system_header): Generate a file
8021 2001-02-15 Jim Meyering <meyering@lucent.com>
8023 * Makefile.in (install-common): Don't depend on installdirs here.
8024 Instead, make each of the lang.install-common targets (e.g.,
8025 c++.install-common in cp/Make-lang.in) depend on it.
8026 (install-driver): Depend on installdirs.
8028 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8030 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8032 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8035 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8037 * invoke.texi (--param): Document.
8039 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8041 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8043 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8045 * i386.md (extendsfdf2_2): Fix constraints.
8047 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8049 * i386.md (fop_df_3 splitter): Fix operand number.
8051 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8053 * invoke.texi (-mreg-alloc): Nuke.
8054 * i386.c (ix86_reg_alloc_order, regs_allocated,
8055 order_regs_for_local_alloc): Nuke.
8056 (override_options): Kill reg_alloc code.
8057 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8058 (REG_ALLOC_ORDER): SSE goes before I387.
8059 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
8060 (ix86_reg_alloc_order): Likewise.
8061 * i386-protos.h (ix86_reg_alloc_order): Kill.
8063 2001-02-14 Richard Henderson <rth@redhat.com>
8065 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
8067 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
8069 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
8071 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
8073 * i386-protos.h (ix86_memory_move_cost): Move offline.
8074 * i386.c (ix86_register_move_cost): Compute properly cost of
8075 SSE, MMX and i387 instructions.
8076 (*_cost): Add costs of SSE/MMX moves.
8077 (ix86_memory_move_cost): Move offline from ....; Likewise.
8078 * i386.h (MEMORY_MOVE_COST): .... here;
8079 (struct processor costs): Add new fields to represent costs
8082 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
8084 * regclass.c (init_reg_sets_1): Reinstall the optimization of
8085 move_cost together with Matt Kraai's fix.
8087 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8089 * Makefile.in (OBJS): Add params.o.
8091 2001-02-14 Richard Henderson <rth@redhat.com>
8092 DJ Delorie <dj@redhat.com>
8094 * jump.c (jump_optimize_1): When we delete a conditional jump
8095 preceeding a non-conditional jump to effectively the same place,
8096 make sure that the combined jump skips any clobber insns between
8099 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8101 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
8103 2001-02-14 Mark Mitchell <mark@codesourcery.com>
8105 * Makefile.in (toplev.o): Depend on params.h.
8106 (intergate.o): Likewise.
8107 (params.o): New target.
8108 * flags.h (inline_max_insns): Remove.
8109 * integrate.c: Include params.h.
8110 Use MAX_INLINE_INSNS instead of inline_max_insns.
8111 * params.c: New file.
8112 * params.h: Likewise.
8113 * params.def: Likewise.
8114 * toplev.c: Include params.h.
8115 (lang_independent_params): New variable.
8116 (decode_f_option): Use the param machinery instead of setting
8118 (independent_decode_option): Handle "--param name=value".
8119 (main): Register language-independent parameters.
8121 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
8123 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
8125 2001-02-14 Richard Henderson <rth@redhat.com>
8127 * regclass.c (init_reg_sets_1): Revert last two changes.
8129 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8131 * stor-layout.c (is_pending_size, put_pending_size): New functions.
8132 (variable_size): Call put_pending_size.
8133 * tree.h (is_pending_size, put_pending_size): Add prototypes.
8134 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
8135 sizes list, put newly created SAVE_EXPR there as well.
8137 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8139 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
8140 (errata_find_address_regs): load_group has only 2 entries.
8141 (errata_emit_nops): Likewise. shladd is not problematic.
8142 Clear last_group if nop was emitted.
8143 (fixup_errata): load_group has only 2 entries.
8146 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
8148 * c-lex.c (lex_number): Only warn traditionally for U suffix
8149 outside system macros.
8150 * cppexp.c (parse_number): Similarly.
8151 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
8152 * cppmacro.c (struct cpp_macro): New member node.
8153 (parse_args): Only warn about missing rest args if not
8155 (funlike_invocation_p): Similarly for uninvoked funlike macros.
8156 (cpp_sys_objmacro_p): New.
8157 (_cpp_create_definition): Store the node with the macro defn.
8158 Remember if the macro is defined in a system header.
8160 2001-02-13 DJ Delorie <dj@redhat.com>
8162 * configure.in (check_languages): determine languages to check
8163 * Makefile.in (check-c++): alias for check-g++
8164 (check-f77): alias for check-g77
8165 (CHECK_TARGETS): depend on configured languages
8167 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
8169 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8170 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8171 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8172 (sqrtextendsfdf2): Disable for SSE2.
8174 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8176 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8177 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8178 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8179 (sqrtextendsfdf2): Disable for SSE2.
8181 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
8183 * i386.md (movsfcc_1): Support integer cmove instruction.
8184 (movdfcc_1): Likewise; new splitter.
8186 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
8188 * i386.c (output_fp_compare): Support SSE.
8189 (prepare_fp_compare_args): SSE comparisons always support memory.
8190 * i386.h (TARGET_CMOVE): SSE imply cmove.
8191 * i386.md (cmp?f2): Enable for SSE too.
8192 (cmpfp_i*): Support SSE.
8194 (cmpfp_i_sse_only): New.
8195 (s*, b* fp expanters): Enable for SSE too.
8196 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
8199 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
8201 * regclass.c (init_reg_sets_1): Silence warning.
8203 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
8205 * i386.md (sqrt?f2): Change to expander.
8206 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8208 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8210 * rtlanal.c (find_reg_equal_equiv_note): New function.
8211 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8212 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8213 * rtl.h: Add declarations for above functions.
8215 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8217 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8219 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8220 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8221 * flow.c (mark_regs_live_at_end): Likewise.
8222 (calculate_global_regs_live): Likewise.
8223 * gcse.c (compute_hash_table): Likewise.
8224 (compute_kill_rd): Likewise.
8225 * resource.c (mark_target_live_regs): Likewise.
8226 * rtl.h (INVALID_REGNUM): New macro.
8228 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8230 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8232 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8234 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8237 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8239 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8241 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8242 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8243 (fop_sf_1_sse, fop_df_1_sse): New patterns
8244 (fop_*): Disable float_extend and float patterns for SSE compilation.
8245 * i386.c (output_387_binary_op): Support SSE.
8247 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8249 * i386.md (dummy_extendsfdf2): Support SSE2
8250 (extendsfdf2): Enable if 80387 or SSE2.
8251 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8252 and no MIX_I387_SSE2
8253 (extendsfdf2_1_sse_only): New pattern.
8254 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8256 (truncdfsf2_1): Support SSE.
8257 (truncdfsf2_2): Support SSE.
8258 (truncdfsf2_2_1_sse): New pattern.
8259 (fixtruncsfsi2): Always use SSE if available.
8260 (fix_truncsfsi_sse): New pattern.
8261 (fix_truncdfsi_sse): New pattern.
8262 (floatsis?f2): Support SSE.
8263 (floatsidf2_i387): New pattern.
8264 (floatsidf2_sse): Likewise.
8266 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8268 * configure.in: Use "have_gnat" variable, not "gnat".
8269 * configure: Regenerated.
8271 * config/sparc/sparc.c (function_value): Treat all non-record
8272 aggregate types like used to treat UNION_TYPE.
8274 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8276 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8277 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8279 (MASK_MIX_SSE_I387): New.
8280 (TARGET_SSE): SSE2 imply SSE.
8281 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8282 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8283 (enum reg_class): Add new classes.
8284 (REG_CLASS_NAMES): Likewise.
8285 (REG_CLASS_CONTENTS): Likewise.
8286 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8287 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8288 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8289 (CLASS_MAX_NREGS): Use new macros.
8290 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8291 * i386.md (pushsf, movsf): Support SSE.
8292 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8293 splitters to use ANY_FP_REGNO_P.
8294 (movdf_nointeger, movdf_integer): Likewise.
8296 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8298 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8299 (try_combine): Use it.
8301 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8303 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8304 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8305 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8306 (REGISTER_MOVE_COST): Likewise.
8307 * i386-protos.h (ix86_secondary_memory_needed,
8308 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8309 * i386.c (ix86_secondary_memory_needed,
8310 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8312 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8314 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8315 (HARD_REGNO_MODE_OK): Move offline to ....
8316 * i386.c (ix86_hard_regno_mode_ok) ... here;
8317 refuse all incorrect modes.
8318 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8320 2001-02-13 Richard Henderson <rth@redhat.com>
8322 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8323 entire operator; replicate that and match_dup the operands.
8324 (cmp_ccx_arith_op_set): Likewise.
8325 (cmp_cc_arith_op_not_set): Likewise.
8326 (cmp_ccx_arith_op_not_set): Likewise.
8328 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8330 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8332 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8334 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8335 (TARGET_NO_BITFIELD_WORD): New macro.
8336 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8337 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8339 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8341 * cselib.c: New file, from simplify-rtx.c.
8342 * simplify-rtx.c: Remove cselib parts.
8343 * Makefile.in: Add cselib.o.
8345 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8347 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8348 (setup_incoming_varargs): Remove warning.
8350 * config/rs6000/rs6000.c (validate_condition_mode): When
8351 flag_fast_math, allow floating-point conditionals to be reversed.
8352 (rs6000_generate_compare): When flag_fast_math, don't generate
8353 cror operations for FP conditionals.
8355 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
8357 (ASM_SPEC): Likewise.
8358 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
8359 (CC1_SPEC): Likewise.
8360 (LINK_TARGET_SPEC): Likewise.
8361 (CPP_ENDIAN_SPEC): Likewise.
8362 * Makefile.in (check-consistency): New target.
8364 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
8366 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
8367 "return type defaults" warning for functions with return type
8369 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
8370 function declarations by default rather than only when pedantic.
8372 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
8374 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
8377 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8379 * extend.texi (Deprecated): Deprecate new initializer lists.
8381 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8383 * mkdeps.c (deps_add_default_target): Robustify. Add
8384 basename component only.
8385 * cpp.texi (-M): Describe how default target is generated.
8386 * invoke.texi (-M): Likewise.
8388 2001-02-12 Kazu Hirata <kazu@hxi.com>
8390 * toplev.c (push_float_handler): Remove.
8391 (pop_float_handler): Remove.
8392 * toplev.h: Remove prototypes for the above functions.
8394 2001-02-12 Jakub Jelinek <jakub@redhat.com>
8396 * c-common.c (constant_fits_type_p): New function.
8397 (convert_and_check): Use it.
8399 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8401 * Makefile.in (GXX_ABI_FLAG): Don't define.
8402 * configure.in (--enable-new-gxx-abi): Remove option.
8403 * config.in: Regenerated.
8404 * configure: Likewise.
8406 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
8408 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
8410 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
8411 regular basic block, and arrange for all edges into it to switch
8414 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8416 * Makefile.in (distclean): Do not remove .gdbinit.
8418 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8420 * Makefile.in (gcc.o): Fix typos.
8421 (protize.o): Likewise.
8422 (unprotoize.o): Likewise.
8424 2001-02-11 Richard Henderson <rth@redhat.com>
8426 * tree.c (build1): Check for null operand in last change.
8428 2001-02-11 Richard Henderson <rth@redhat.com>
8430 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
8431 (fold): Don't assume a constant isn't foldable.
8432 * tree.c (build): Set TREE_CONSTANT for an expression with no
8433 side-effects and constant operands.
8436 2001-02-10 Richard Henderson <rth@redhat.com>
8438 * jump.c (squeeze_notes): Revert 2000-05-12 change.
8440 2001-02-10 Anthony Green <green@redhat.com>
8442 * cpp.texi (Standard Predefined): Add documentation for
8445 * c-common.c (combine_strings): Improve warning message.
8447 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
8449 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
8451 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
8453 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
8455 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
8458 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8460 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
8463 2001-02-09 Nick Clifton <nickc@redhat.com>
8465 * config/arm/arm.md: Change output contraint on post inc
8466 load/store multiple patterns to be a read/write contraint.
8468 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
8470 * gcc.c (cpp_options): Delete .d files on error. Don't delete
8471 .o files when using the -M options.
8473 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8474 David Edelsohn <edelsohn@gnu.org>
8476 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
8477 handle DImode constants. Use one TOC entry for SImode and smaller
8478 constants, aligned properly.
8480 2001-02-08 Jason Merrill <jason@redhat.com>
8482 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
8483 about the SP adjustment for saving the static chain pointer.
8484 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
8485 offset when setting a temporary CFA register.
8487 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
8489 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
8490 powerpc-*-chorusos* .
8491 * config/rs6000/chorus.h : New file.
8492 * config/i386/chorus.h : New file.
8493 * config/sparc/chorus.h : New file.
8494 * config/sparc/t-chorus-elf : New file.
8496 2001-02-08 David Edelsohn <edelsohn@gnu.org>
8498 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
8499 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
8500 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
8501 (__WCHAR_TYPE__): Correct macro name.
8503 2001-02-08 Richard Henderson <rth@redhat.com>
8505 * config/i386/i386.c (ix86_frame_pointer_required): New.
8506 (ix86_setup_frame_addresses): New.
8507 (struct machine_funciton): Add accesses_prev_frame.
8508 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
8509 ix86_frame_pointer_required.
8510 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
8511 (SETUP_FRAME_ADDRESSES): New.
8512 * config/i386/i386-protos.h: Update.
8513 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
8514 from FRAME_POINTER_REQUIRED.
8515 * config/i386/svr3gas.h: Likewise.
8516 * config/i386/sysv3.h: Likewise.
8517 * config/i386/v3gas.h: Likewise.
8519 2001-02-08 Richard Henderson <rth@redhat.com>
8521 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8522 calculation of the number of integer registers required.
8523 (function_arg_record_value): Likewise.
8525 2001-02-08 Jason Merrill <jason@redhat.com>
8527 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8528 two. Print file and line with "confused" message.
8530 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8532 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8534 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8536 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8538 * final.c (cleanup_subreg_operands): The address of a MEM can
8541 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8544 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
8546 * gcc.texi (Incompatibilities): Update documentation of
8547 preprocessing numbers.
8549 2001-02-07 Jakub Jelinek <jakub@redhat.com>
8551 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
8553 2001-02-07 Mark Mitchell <mark@codesourcery.com>
8555 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
8557 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
8558 * gcc.c (struct compiler): Add cpp_spec field.
8559 (input_file_compiler): New variable.
8560 (do_spec_1): Allow a particular compiler to handle `%C'
8562 (main): Store the current compiler in input_file_compiler.
8563 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
8565 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
8567 * cpphash.h (struct spec_nodes): Add n_true and n_false.
8568 * cppinit.c (cpp_create_reader): Initialize them.
8569 (append_include_chain): cxx_aware arg might be unused.
8570 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
8571 keywords and give them their phase 7 meaning. Pedwarn about
8572 this unless '__bool_true_false_are_defined' is defined.
8574 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8576 * lcm.c (optimize_mode_switching): Emit mode_set before the
8577 JUMP_INSN of an abnormal edge.
8579 2001-02-07 Bernd Schmidt <bernds@redhat.com>
8581 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
8582 a scheduling barrier at the end.
8584 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
8586 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8588 * config/sh/sh.md (reload_outsf): Removed.
8589 (movsf_ie): Introduce constraints for FPUL loads and stores.
8590 (reload_insf): Broaden the output constraint.
8592 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
8594 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
8595 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
8597 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
8599 * final.c: Revert my previous changes.
8600 * output.h: Make profile_label_no extern.
8601 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
8602 for generating label.
8604 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
8606 * config/i386/djgpp.h: Add comments about standard paths.
8607 (MD_EXEC_PREFIX): Undefine before defining.
8608 (MD_STARTFILE_PREFIX): New.
8610 2001-01-30 Bruce Korb <bkorb@gnu.org>
8612 fixinc/fixincl.c(process): Emit error message only if appropriate :)
8613 (load_file): do not rely on load_file_data() to close file pointer
8614 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
8615 fixinc/inclhack.def(irix_limits_const): add test_text
8617 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8619 * cppexp.c (parse_defined): Improve diagnostics for invalid
8622 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8624 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
8626 2001-02-06 Mark Mitchell <mark@codesourcery.com>
8628 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
8629 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
8630 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
8631 (rs6000_output_symbol_ref): New function.
8632 (output_toc): Use VTABLE_NAME_P.
8634 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8636 * print-tree.c (print_node, case PARM_DECL):
8637 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
8639 * stor-layout.c (reference_types_internal): New variable.
8640 (internal_reference_types): New function.
8641 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
8642 * tree.h (internal_reference_types): New declaration.
8644 * cse.c (find_best_addr): Fix typo in computing cost.
8646 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8648 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
8649 and this is the sum of a pointer and a constant, we know the result
8651 (num_sign_bit_copies, case PLUS): Likewise.
8652 * explow.c (convert_memory_address): Remove opposite SUBREG.
8653 * function.c (instantiate_new_reg): New function (from common code).
8654 (instantiate_virtual_regs_1): Call it.
8655 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
8656 if pointers sign- or zero-extend.
8657 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
8658 If pointers extend unsigned, use inside of SUBREG.
8659 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
8661 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
8663 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
8664 subdir of gcc_gxx_include_dir.
8665 (gcc_gxx_target_include_dir): Remove.
8667 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
8669 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
8670 (dwarf2out_frame_debug_expr): Revise introductory comments to add
8671 a high-level description.
8673 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
8675 * final.c: Move the declaration of profile_label_no to ...
8676 * output.h: ... here.
8677 * function.c (expand_function_start): Call PROFILE_HOOK.
8678 * config/rs6000/aix.h: Define PROFILE_HOOK.
8679 * config/rs6000/rs6000-protos.h: output_profile_hook new.
8680 * config/rs6000/rs6000.c (output_profile_hook): Define.
8681 (output_prolog): Do nothing for ABI_AIX as it is taken care by
8682 output_profile_hook.
8683 tm.texi : Explain new macro PROFILE_HOOK.
8685 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
8687 * extend.texi (Extended Asm): Do not say that semicolon is always
8688 a valid line-breaking character for GNU assemblers. Use
8689 newline-tab as the most commonly supported syntax. Use
8690 newline-tab rather than semicolon in multi-insn examples.
8692 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8694 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
8696 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8697 David Edelsohn <edelsohn@gnu.org>
8699 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
8700 code for AIX, even without flag_pic.
8702 2001-02-05 Jakub Jelinek <jakub@redhat.com>
8704 * c-typeck.c (common_type): push and pop binding level around
8705 calling common_type on function parameters.
8707 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
8709 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
8711 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8713 * config/mips/mips.c (override_options): Fix typo in last change.
8714 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
8715 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
8717 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
8719 * invoke.texi (-fdump-class-layout): Document.
8720 (-fdump-translation-unit): Use `=' as filename separator.
8722 2001-02-05 Mark Mitchell <mark@codesourcery.com>
8724 * Makefile.in (s-mlib): Don't build multilibs if
8726 (DRIVER_DEFINES): Adjust accordingly.
8728 (protoize.o): Likewise.
8729 (unprotoize.o): Likewise.
8730 * configure.in: Recognize --enable-multilib.
8732 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8734 * Makefile.in (DRIVER_DEFINES): Fix quoting.
8736 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
8737 * configure.in: Remove --enable-libstdcxx_v3 support.
8738 * configure: Regenerated.
8740 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8742 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
8743 Call abort instead of fatal.
8744 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
8745 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
8746 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
8747 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
8748 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
8749 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
8751 * diagnostic.h (set_internal_error_function): Renamed.
8752 * toplev.h (internal_error): Renamed from fatal.
8753 (pfatal_with_name): Deleted.
8754 (fatal_io_error): Now has printf-style arguments.
8755 * diagnostic.c (pfatal_with_name): Deleted.
8756 (fatal_io_error): Rework to have args in printf-style.
8757 (set_internal_error_function): Renamed from set_fatal_function.
8758 (internal_error): Renamed from fatal.
8759 (error_recursion, fancy_abort): Call internal_error instead of fatal.
8760 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
8761 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
8762 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
8763 * flow.c (verify_flow_info): Likewise.
8764 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
8765 * config/mips/mips.c (save_restore_insns): Likewise.
8767 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
8768 * flow.c (verify_flow_info): Likewise.
8769 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
8770 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
8771 (avr_normalize_condition): Likewise.
8772 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
8773 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
8774 (limit_reload_class, double_reg_to_memory): Likewise.
8775 (print_operand_address, emit_1600_code_shift): Likewise.
8776 (gen_tst_reg, gen_compare_reg): Likewise.
8777 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
8778 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
8780 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
8782 * c-parse.in (methoddef): Call fatal_error instead of fatal.
8783 * objc/objc-act.c (build_ivar_chain): Likewise.
8784 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
8786 * graph.c (clean_graph_dump_file): Likewise.
8787 * profile.c (init_branch_prob): Likewise.
8788 * objc/objc-act.c (objc_init): Likewise.
8790 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
8791 * config/avr/avr.c (avr_override_options): Likewise.
8792 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
8793 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
8794 * config/h8300/h8300.c (h8300_init_once): Likewise.
8795 * config/mips/mips.c (override_options): Likewise.
8796 * config/i386/i386.c (override_options): Likewise, rework.
8797 * config/m68k/m68k.c (override_options): Likewise.
8799 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
8801 * config/mips/mips.c (print_operand): Likewise.
8802 * hash.c (hash_allocate): Don't check for failure returns from
8803 obstack functions that can't fail.
8804 (hash_table_init_n, hash_table_init): Likewise; also now return void.
8805 * hash.h (hash_table_init_n, hash_table_init): Now return void.
8806 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
8807 (get_object_reference): Likewise.
8809 2001-02-04 Nick Clifton <nickc@redhat.com>
8811 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
8812 StrongARM1110, 10TDMI, and 1020T.
8814 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8816 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
8818 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
8820 * config/sh/sh.md (movdf load split): Pass register number to
8821 FP_OR_XD_REGISTER_P.
8823 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8825 * cppinit.c (BC): New macro.
8826 (builtin_array): Add __GXX_WEAK__.
8827 * cpplib.h (builtin_type): Add BT_WEAK.
8828 * cppmacro.c (builtin_macro): Handle BT_WEAK.
8829 * defaults.h (SUPPORTS_ONE_ONLY): Define.
8830 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
8832 2001-02-03 Jakub Jelinek <jakub@redhat.com>
8834 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
8836 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8838 * cpphash.h: Rename _ALIGN POOL_ALIGN.
8839 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8841 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8843 * cpphash.h: Rename ALIGN _ALIGN.
8844 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8846 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
8848 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
8849 compilation environment.
8850 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
8851 control over location of cygwin includes and libs.
8853 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8855 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
8857 2001-02-02 lars brinkhoff <lars@nocrew.org>
8859 * md.texi (Standard Names): remove reference to spur.md.
8861 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8863 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
8864 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
8865 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
8866 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
8867 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8869 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8871 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
8872 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
8873 number before reload.
8874 (c4x_adjust_cost): Return zero before reload.
8875 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
8876 split before reload.
8878 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8880 * c4x.c (c4x_hard_regno_rename_ok): New.
8881 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
8882 * c4x.h (HARD_REGNO_RENAME_OK): Define.
8884 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8886 * diagnostic.h: Add missing "extern" in all declarations.
8888 2001-02-02 Alex Samuel <samuel@codesourcery.com>
8890 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
8891 as for gcc_gxx_include_dir.
8893 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
8895 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
8897 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8899 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
8900 label before alignment to be used as the braf base address.
8901 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
8903 (casesi_jump_2): Require at least TARGET_SH2.
8905 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
8906 truncation to 32-bit doubles on -m3e and -m4-single-only.
8908 2001-02-02 Mark Mitchell <mark@codesourcery.com>
8910 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
8911 the default when building a shared object.
8912 (init_spec): Use it.
8913 * testsuite/lib/g++.exp: Include the directory where libgcc
8914 is located to the LD_LIBRARY_PATH list.
8915 * invoke.texi (-shared-libgcc): Document the cases in which
8916 GCC defaults to using the shared libgcc.
8918 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8920 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
8921 unsigned is wide enough.
8923 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
8924 (si_to_float): Likewise.
8925 (float_to_si, float_to_usi): Use BITS_PER_SI.
8927 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8929 * dwarf2out.c: Added explanation of abbreviations.
8930 (def_cfa_1): Added comments listing DWARF2 instructions.
8931 (cfa_temp_reg): Removed in favor of cfa_temp.
8932 (cfa_temp_value): Removed in favor of cfa_temp.
8933 (cfa_temp): New global variable.
8934 (dwarf2out_frame_debug_expr): Added extensive introductory
8935 comments explaining the function's transformations. Revised to
8936 use cfa_temp. Added some rtx checking. Generalize IOR case.
8937 (dwarf2out_frame_debug): Revised to use cfa_temp.
8938 (output_aranges): Cast as "unsigned" to avoid warning.
8939 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
8940 explain which instructions must be marked.
8942 2001-02-01 Richard Henderson <rth@redhat.com>
8944 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
8947 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8949 * config/sh/crt1.asm (main_k): Modified so that start calls
8950 ___setup_argv_and_call_main.
8952 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
8954 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
8955 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
8956 and AVOID_LPASTE is cleared on meeting an unescaped newline.
8957 * cppmacro.c (builtin_macro): Set builtin flags here.
8958 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
8959 (replace_args): Clarify intent.
8960 (cpp_get_token): Macro expansion tokens get the saved flags.
8962 * cppmain.c (scan_buffer): Remove now-redundant print.printed
8965 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8967 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
8970 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8972 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
8973 returns Pmode pseudo, but we need ptr_mode.
8974 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
8975 Remove bogus conversions; use HOST_WIDE_INT for size.
8976 Don't use TARGET if wrong mode.
8978 * config/i386/i386.c (ix86_compute_frame_size): Allow
8979 stack_alignment_needed to be non-default even if size is zero.
8981 2001-01-31 Alan Modra <alan@linuxcare.com.au>
8983 * pa.c (hppa_init_pic_save): New function.
8984 * pa.h (hppa_init_pic_save): Declare.
8985 * pa.md (call, call_value, sibcall, sibcall_value): Use
8986 the above instead of duplicated code.
8988 * pa.c (hppa_encode_label): Correct size of alloca buffer
8989 so we don't overrun it. Correct leading `*' case.
8990 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
8991 need to handle `*@'.
8992 (FUNCTION_NAME_P): Likewise.
8994 2001-01-31 Richard Henderson <rth@redhat.com>
8996 * config.gcc (alpha-osf5): Use float-i128.h.
8998 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
8999 * config/float-i32.h: Likewise.
9000 * config/float-i64.h: Likewise.
9001 * config/float-sh.h: Likewise.
9002 * config/float-sparc.h: Likewise.
9004 2001-01-31 DJ Delorie <dj@redhat.com>
9006 * expmed.c (extract_bit_field): allow non-integral modes if we
9007 want to extract a whole register from itself.
9009 2001-01-31 Jakub Jelinek <jakub@redhat.com>
9011 * c-typeck.c (set_init_index): If first is equal to last, assume as
9012 if it was not a range at all.
9014 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9016 * config/fp-bit.c: Include tm.h.
9017 (float_to_si): Don't assume SImode is 32-bits wide.
9018 (float_to_usi): Likewise.
9020 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9022 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9024 (typename): Call pending_xref_error after parsing typed_typespecs.
9025 * c-decl.c (lookup_tag): Give error immediately rather than
9026 leaving it pending if the tag of the wrong type is in the same
9028 (xref_tag): Don't pedwarn for forward declarations of enum types
9030 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9033 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9035 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9037 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9039 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9040 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9042 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9044 * cpphash.h (struct cpp_reader): New saved_flags.
9045 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9046 to avoid a paste after a pasted token.
9048 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9050 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9051 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9052 Wtype_MIN instead of LONG_MIN.
9054 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9056 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9058 * fixinc/fixincl.x: Regenerated.
9059 * fixinc/inclhack.def (irix_limits_const): New definition to
9060 convert "const" to "__const" in limits.h.
9062 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9064 * fixinc/genfixes (AG): Fix "autogen4" thinko.
9066 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9068 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
9069 when register dies in the insn.
9071 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9073 * diagnostic.c (fatal): Fix word wrap.
9075 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
9077 * combine.c (try_combine): Fix SUBREG setting for
9078 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
9080 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9082 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
9085 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9087 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
9089 * toplev.c (decode_W_option): Update warn_larger_than
9090 unconditionally for each processed switch.
9092 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9094 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
9096 (hppa_expand_prologue): Delete code to save pic offset table register
9097 in the function prologue.
9098 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
9099 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
9100 table register at the beginning of the function after the prologue.
9102 2001-01-29 lars brinkhoff <lars@nocrew.org>
9104 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
9106 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
9107 Jeff Law <law@redhat.com>
9109 * pa.md (return): Revise comment for trivial return.
9110 (return_internal): Non-trivial return pattern for non-PIC code.
9111 (return_internal_pic): Non-trivial return pattern for PIC code.
9112 It uses the PIC register to ensure it is restored after
9114 (epilogue): Generate appropriate return for PIC and non-PIC code.
9116 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
9118 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
9120 2001-01-29 DJ Delorie <dj@redhat.com>
9122 * combine.c (if_then_else_cond): Pass the correct mode to
9123 operand_subword() for constants.
9125 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
9127 * config/i386/cygwin.h: Add w32api to include search. Search different
9128 directories in a cross-build environment.
9130 2001-11-29 Tim Josling <tej@melbpc.org.au>
9132 * tree.h (TYPE_STUB_DECL): Add documentation.
9134 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
9136 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
9137 (sdbout_field_types): Likwise. Fix use of host_integerp.
9139 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
9141 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
9144 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
9146 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
9147 to use flag_gnu_linker.
9149 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9151 * cpplib.c (T_BAD_DIRECTIVE): Remove.
9152 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
9154 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
9156 * tree.c, tree.h (build_parse_node): Remove; was identical to
9158 * c-lang.c (start_cdtor), objc/objc-act.c
9159 (build_module_descriptor): Use build_nt instead of
9162 2001-01-29 Jakub Jelinek <jakub@redhat.com>
9164 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
9165 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
9166 not have any upper bits set.
9168 2001-01-29 Phil Edwards <pme@sources.redhat.com>
9170 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
9172 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9174 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
9176 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
9178 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
9179 (integer_minus_one_node): Define.
9181 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
9183 * Makefile.in (bootstrap2-lean): Fix typo.
9185 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
9187 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
9188 : Don't set fe_value.
9189 * cpplib.h (AVOID_LPASTE): New flag.
9190 (struct cpp_hashnode): Remove fe_value.
9191 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
9192 * cppmacro.c (builtin_macro): Don't set flags here.
9193 (replace_args): Set AVOID_LPASTE flag on first token of an
9194 argument, and the token following it.
9195 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
9196 macro expansion, and on the token following it. Do it for
9198 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
9200 2001-01-27 Richard Henderson <rth@redhat.com>
9202 * config/alpha/t-ieee: Remove multilibbing.
9203 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9205 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9207 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9209 * Makefile.in: Remove all dependencies on defaults.h.
9210 * builtins.c: Don't include defaults.h.
9211 * c-common.c: Likewise.
9212 * c-decl.c: Likewise.
9213 * c-pragma.c: Likewise.
9214 * c-typeck.c: Likewise.
9215 * combine.c: Likewise.
9217 * frame-ia64.c: Likewise.
9218 * cppexp.c: Likewise.
9219 * crtstuff.c: Likewise.
9220 * dbxout.c: Likewise.
9221 * dwarf2out.c: Likewise.
9222 * dwarfout.c: Likewise.
9223 * emit-rtl.c: Likewise.
9224 * except.c: Likewise.
9226 * final.c: Likewise.
9227 * frame-dwarf2.c: Likewise.
9228 * libgcc2.c: Likewise.
9229 * optabs.c: Likewise.
9230 * profile.c: Likewise.
9231 * sdbout.c: Likewise.
9232 * toplev.c: Likewise.
9233 * tradcif.y: Likewise.
9235 * varasm.c: Likewise.
9237 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9239 * builtins.c (expand_builtin_fputs): Use size_one_node when
9240 transforming into fwrite.
9242 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9244 * extend.texi (Attribute Syntax): New section.
9246 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9248 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9249 they didn't need fixing.
9251 2001-01-27 Janis Johnson <janis@us.ibm.com>
9253 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9255 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9256 to remove macro definitions that are duplicated from elfos.h.
9258 2001-01-27 Richard Henderson <rth@redhat.com>
9260 * config/i386/sco5gas.h: Move ...
9261 * config/usegas.h: ... here.
9262 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9264 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9266 * c-typeck.c (struct constructor_stack): Add range_stack member.
9267 (really_start_incremental_init): Clear it.
9268 (push_init_level): Save constructor_range_stack and clear it if
9269 pushing explicit braces.
9270 (pop_init_level): abort if constructor_range_stack is non-zero at
9271 explicit closing brace. Restore saved constructor_range_stack if
9274 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9276 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9277 into register was forced into memory.
9279 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9281 * Makefile.in: Remove uses of + before $(MAKE).
9283 2001-01-26 Richard Henderson <rth@redhat.com>
9285 * stmt.c (cost_table): Remove.
9286 (COST_TABLE, cost_table_initialized): New.
9287 (estimate_case_costs): Use the later instead of the former.
9288 (balance_case_nodes): Likewise.
9290 2001-01-26 Richard Henderson <rth@redhat.com>
9292 * alias.c (objects_must_conflict_p): Read-only slots may not
9293 conflict despite having the same type.
9295 2001-01-27 Michael Hayes <mhayes@redhat.com>
9297 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9299 (check_ext_dependant_givs): Initialise u_start_val and
9301 (load_mems): Make last_max_reg unsigned.
9302 (try_swap_copy_prop): Use INSN_P and initialise set.
9304 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9306 * README.AVR : Removed.
9308 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9310 * pa-64.h (text_section): Remove declaration.
9312 * pa.md (return_internal): Remove mode on PIC register use.
9314 2001-01-25 lars brinkhoff <lars@nocrew.org>
9316 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9317 ASM_CLOSE_PAREN): fix typos.
9319 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9321 * acconfig.h: Define `const' to the empty string if neither
9322 __STDC__ nor __cplusplus is defined.
9323 * config.in: Regenerated.
9325 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9327 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9328 * collect2.c (main): Delete importf. Add ".obj" file extension.
9329 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9330 (aix_std_libs): Add additional AIX libraries to skip.
9331 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9332 * config/rs6000/aix51.h: New file.
9334 2001-01-25 Michael Hayes <mhayes@redhat.com>
9336 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9337 (loop_insn_emit_before): No longer static.
9338 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9339 (loop_givs_rescan, load_mems): Likewise.
9340 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9341 (maybe_eliminate_biv_1):
9342 (move_movables): Replace emit_call_insn_before with
9343 loop_call_insn_hoist.
9344 * loop.h (loop_insn_emit_before): Add.
9345 * unroll.c (copy_loop_body): Replace emit_insn_before with
9346 loop_insn_emit_before.
9348 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
9350 * diagnostic.c (fatal): Request preprocessed source.
9352 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
9354 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
9355 olddecl has argument types and newdecl has none, use the argument
9358 2001-01-24 Ulrich Drepper <drepper@redhat.com>
9360 * dwarf2out.c (prefix_of): New function. Determine longest common
9361 prefix of the two arguments. The units are whole path components.
9362 (output_file_names): When adding a new directory find the one entry
9363 with the longest common prefix already in the list. Artificially
9364 generate entry if there is none for this prefix.
9365 Fix test to check whether the zeroth directory entry is used.
9367 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
9369 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
9370 Changed all callers. Take it into account when deciding if a
9371 previously loaded value matches.
9373 2001-01-24 Richard Henderson <rth@redhat.com>
9375 * reload.c (find_reloads_subreg_address): Fail the substitution
9376 if the resulting address is insufficiently aligned.
9378 2001-01-24 DJ Delorie <dj@redhat.com>
9380 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
9381 check the original operand's mode also.
9382 * simplify-rtx.c (simplify_ternary_operation): Ditto.
9384 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9386 * c-parse.in (cast_expr): Move compound literals from here ...
9387 (primary): ... to here. Use standard terminology "compound
9388 literal" instead of "constructor expression".
9390 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9392 * gcc.1, cpp.1: Regenerate.
9394 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
9396 * calls.c (emit_library_call_value_1): Memory slot for
9397 pass-by-reference argument should have the mode of the argument,
9398 not of the pointer to it.
9400 2001-01-24 Tom Tromey <tromey@redhat.com>
9402 * gcc.texi (G++ and GCC): Mention gcj manual.
9403 (Standards): Link to section of manual mentioning gcj/Java
9406 2001-01-24 Jakub Jelinek <jakub@redhat.com>
9408 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
9409 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
9410 * tradcpp.c (main): Add -imacros or -include'd dependencies
9412 * cpp.texi (-M, -MM): Document -M -include behaviour.
9414 2001-01-24 Roger Collins <roger@ProProject.com>
9416 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
9418 2001-01-24 Will Cohen <wcohen@redhat.com>
9420 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
9421 whether registers are 32 bits or 64 bits in size.
9423 2001-01-24 Ben Elliston <bje@redhat.com>
9425 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
9427 2001-01-24 Richard Henderson <rth@redhat.com>
9429 * config/alpha/alpha.md (builtin_longjmp_internal): New.
9430 (builtin_longjmp): Use it instead of emit_indirect_jump.
9432 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
9434 * bb-reorder.c (make_reorder_chain_1): Handle case where
9435 jump edge goes to the same block as the fallthru edge.
9437 2001-01-23 Jim Wilson <wilson@redhat.com>
9439 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
9440 * frame.h (__ia64_personality_v1): Add prototype.
9441 * libgcc2.c (ia64_throw_helper): Change personality declaration to
9442 prototype form. Add void * cast to first argument to personality
9444 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
9445 (asctoe113): Likewise.
9446 * config/ia64/frame-ia64.c: Include eh-common.h.
9447 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
9449 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
9451 (itanium_split_issue): Add prototype.
9452 (gen_nop_type): Ifdef out.
9453 (find_best_packet): Initialize best_packet.
9454 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
9456 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
9457 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
9458 (flushrs): Add explicit stop bit at end.
9459 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
9462 2001-01-23 Chris Demetriou <cgd@broadcom.com>
9464 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
9466 * libgcc2.c (__terminate_func): Make variable static.
9467 (__terminate_set_func): New function to set __terminate_func.
9468 * libgcc2.h (__terminate_func_ptr): New typedef.
9469 (__terminate_set_func): New function.
9471 2001-01-23 Richard Henderson <rth@redhat.com>
9473 * flow.c (init_propagate_block_info): Don't consider unchanging
9474 memories for dead frame store elimination.
9476 2001-01-23 Richard Henderson <rth@redhat.com>
9478 * varasm.c (UNIQUE_SECTION): Move default implementation ...
9479 * defaults.h: ... here.
9481 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9483 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
9485 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9487 * c-lex.c (lex_charconst): Fix typo: s/p/str.
9489 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9491 * rs6000.h (rs6000_return_addr): Move prototype from here...
9492 * rs6000-protos.h (rs6000_return_addr): ...to here.
9493 (rs6000_init_expanders): Delete prototype.
9495 2001-01-23 Nick Clifton <nickc@redhat.com>
9497 * invoke.texi: Replace , with \, inside @gccoptlist macros.
9498 (Spec Files): Document %B and %j and %. and %v3 and %M and
9499 %{S*&T} spec switches.
9501 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9503 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
9505 2001-01-23 Chris Demetriou <cgd@sibyte.com>
9506 Neil Booth <neil@daikokuya.demon.co.uk>
9508 * cpperror.c: Merge handlers of PEDWARN and WARNING.
9509 Have -Werror make pedantic warnings errors, like the
9512 2001-01-23 Phil Edwards <pme@sources.redhat.com>
9514 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
9516 2001-01-23 Jakub Jelinek <jakub@redhat.com>
9518 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
9519 * integrate.c (expand_inline_function): Initialize them.
9520 (subst_constants): If changing COMPARE so that both its arguments
9521 will be VOIDmode and the comparison mode will be lost, note
9522 compare_mode. Use the recorded compare_mode to optimize
9525 2001-01-23 Jason Merrill <jason@redhat.com>
9527 * dwarf2out.c (new_die): Use xcalloc.
9528 (output_die): Abort rather than emit a local reference to offset 0.
9530 2001-01-17 Andrew Haley <aph@redhat.com>
9532 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9533 of a saved register; return NULL instead.
9534 (copy_reg): Take a pointer to a source register rather than a
9536 (next_stack_level): Remember the address in the stack frame of all
9538 Use the saved register pointer array as the source of the CFA.
9539 (throw_helper): Rewrite. Unwind once rather than twice and keep
9540 track of saved registers as we go.
9542 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9544 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9545 * c4x.c (c4x_legitimize_reload_address): Remove.
9546 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
9547 reload address for ldp(k) insn.
9549 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
9551 * pa.md (return_internal): Add a USE of the PIC register to ensure
9552 it is restored after each call.
9553 (return expander): Corresponding changes.
9555 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9557 * rs6000.h (INIT_EXPANDERS): Delete.
9558 (RETURN_ADDR_RTX): Call rs6000_return_addr().
9559 * rs6000.c (rs6000_override_options): Call *_machine_status from
9561 (rs6000_init_expanders): ...instead of here. Delete.
9562 (rs6000_mark_machine_status): New function.
9563 (rs6000_init_machine_status): Use xcalloc.
9564 (rs6000_return_addr): Generate RTX for the return address.
9565 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
9566 (rs6000_stack_info): Use it.
9568 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
9570 * gthr-win32.h: Include errno.h to get a declaration for
9571 EINVAL and _mingw.h if the target is mingw32.
9573 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
9575 * cpp.texi: Correct typos.
9577 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9579 * explow.c (probe_stack_range): Ensure value passed to
9580 stack_check_libfunc is ptr_mode, not Pmode.
9582 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
9584 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
9585 case, don't use operand_subword to calculate a SUBREG that is
9588 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
9590 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9592 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
9593 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
9594 valid. If not replace it by equivalent insns.
9596 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9598 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
9599 contains SYMBOL_REF, LABEL_REF and CONST_INT.
9600 (c4x_U_constraint, symbolic_address_operand): Likewise.
9601 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
9603 (c4x_r11_set_p, c4x_check_laj_p): New functions.
9604 * c4x-protos.h (c4x_check_laj_p): Add prototype.
9605 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
9606 anulling slot because of silicon bug.
9607 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
9609 2001-01-22 Alan Modra <alan@linuxcare.com.au>
9611 * cppexp.c (parse_charconst): Change `mask' type to agree
9614 2001-01-21 Richard Henderson <rth@redhat.com>
9616 * config/i386/i386.c (ix86_asm_file_end): Disable putting
9617 pic_label_name in a linkonce section.
9619 2001-01-17 Philipp Thomas <pthomas@suse.de>
9621 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
9623 * configure: Regenerate.
9625 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
9627 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
9628 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
9630 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
9632 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
9633 If REVERSE nonzero then condition code in X must be reversed.
9634 (encode_section_info): Optimise if/else.
9635 (avr_function_value): Fix formatting.
9637 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
9638 (difficult_branch): Likewise.
9639 (rvbranch): Likewise.
9640 (difficult_rvbranch): Likewise.
9642 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
9644 * config/avr/libgcc.S: Fix comment.
9646 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9648 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
9650 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9652 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
9654 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9656 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
9657 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
9658 * configure, config.in: Regenerate.
9659 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
9660 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
9661 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
9662 (doprint.o): New rule.
9664 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
9666 * c-typeck.c (digest_init): Handle boolean types as scalars.
9668 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9670 * stmt.c (expand_return): Don't return anything if size is zero.
9671 Delete redundant assignment to BYTES.
9672 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
9674 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
9676 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
9677 the same as the default library function names.
9678 * config/avr/avr.md: Document special characters after '%'.
9679 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
9680 knowing which of the call-used registers are really clobbered.
9681 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
9682 New. Both quotient and remainder from one libgcc.S call.
9683 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
9684 clobber as few registers as possible.
9685 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
9687 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
9689 * cppmacro.c (funlike_invocation_p): Don't move back up to the
9690 context of the top of the stack.
9692 2001-01-20 Jakub Jelinek <jakub@redhat.com>
9694 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
9695 (fixup_var_refs_insns): ...here.
9697 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
9699 * function.c (fixup_var_refs_insns): Break up into
9700 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
9701 [loop over entire insn list], and fixup_var_refs_insns_with_hash
9702 [loop over hash table entries].
9703 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
9704 fixup_var_refs_insns_with_hash, to match above changes.
9706 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
9708 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
9709 (libgcc.a): Likewise.
9710 (stmp-multilib): Likewise.
9711 (STAGE2_FLAGS_TO_PASS): Likewise.
9713 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
9715 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
9716 temporary if no_new_pseudos.
9718 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
9720 * cppinternals.texi: Update.
9722 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
9724 * arm.c (arm_init_builtins): Re-enable builtins.
9726 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9728 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
9729 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
9730 element to be null, and always expect an EXPR_LIST.
9731 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
9732 * sched-deps.c (sched_analyze_1): Likewise.
9733 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9735 * regclass.c (max_set_parallel): New variable.
9736 (reg_scan): Take it into account in computation of max_parallel.
9737 (reg_scan_mark_refs, case SET): Compute it.
9739 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
9741 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
9742 * function.c (assign_parms): Use INTVAL for a CONST_INT.
9744 2001-01-19 Jason Merrill <jason@redhat.com>
9746 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
9747 for the abstract instance of an inline function.
9749 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
9750 J"orn Rennecke <amylaar@redhat.com>
9752 * reload1.c (move2add_note_store): Treat all registers directly or
9753 indirectly derived from a base register as members of the same set
9755 (reload_cse_move2add): Adjust accordingly. Take mode and offset
9756 of base register into account.
9758 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
9760 * alias.c (find_base_value): Recognize TRUNCATE.
9761 (record_set): In PLUS case, invalidate if other summand is also a
9764 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9766 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
9767 entry to be EXPR_LIST.
9768 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
9769 be an EXPR_LIST (but not null, which other code doesn't allow).
9770 (note_stores): Properly handle PARALLEL in SET.
9771 Recursively call for top-level PARALLEL.
9772 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
9773 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9775 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
9777 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
9779 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
9780 not pfile->skipping (== 0).
9782 2001-01-17 Nick Clifton <nickc@redhat.com>
9784 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
9787 2001-01-17 Jim Wilson <wilson@redhat.com>
9789 * invoke.texi (IA-64 options): Improve.
9791 2001-01-17 Tom Tromey <tromey@redhat.com>
9793 * invoke.texi (Optimize Options): Use `{}' to around @samp
9796 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
9798 * invoke.texi (-fno-guess-branch-probability): New option.
9800 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9802 * combine.c (try_combine): Don't set i3_subst_into_i2 for
9803 case of making new double-word constant.
9804 Revert last change: instead just test i3_subst_into_i2.
9806 2001-01-17 Jakub Jelinek <jakub@redhat.com>
9808 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
9809 Use q constraints instead of r.
9811 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
9813 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
9814 (machine_function): Define.
9815 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
9816 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
9817 pa_free_machine_status): New functions.
9818 (override_options): Set {init,mark,free}_machine_status to above.
9819 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9820 PIC_OFFSET_TABLE_REGNUM_SAVED.
9821 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9822 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
9823 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
9824 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
9825 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9827 2001-01-15 DJ Delorie <dj@redhat.com>
9829 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
9833 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9835 * flow.c (propagate_one_insn): Make trying to delete a prologue
9836 or epilogue insn an ICE, not a warning. Allow doing this if
9837 the current function returns with stack pointer depressed.
9839 * combine.c (try_combine): If i3_subst_into_i2, properly check for
9840 I3 having more than one SET.
9842 2001-01-16 Jim Wilson <wilson@redhat.com>
9844 * invoke.texi: Document IA-64 options.
9846 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
9847 (fixup_errata): Delete TARGET_A_STEP use.
9848 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
9849 (TARGET_SWITCHES): Delete -ma-step option.
9850 * config/ia64/ia64.md (all FP patterns): Delete %B0.
9851 (movqicc_astep, movqi_internal_astep, movhicc_astep,
9852 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
9853 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
9854 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
9855 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
9857 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
9858 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
9859 cmovsi_internal): Delete ! TARGET_A_STEP check.
9861 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9863 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
9864 possibility to report bugs via postal mail. Change a URL and
9865 merge in a nearly duplicate statement...
9866 (Bug Reporting): ...from here.
9867 (Service): Refer to the Bug Reporting section instead of
9869 (Contributing): Remove trivial explanations concerning snapshots.
9871 2001-01-16 Alan Modra <alan@linuxcare.com.au>
9873 * cppmain.c (general_init): Don't use ANSI prototype.
9875 2001-01-16 Tom Tromey <tromey@redhat.com>
9877 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
9879 2001-01-16 Richard Henderson <rth@redhat.com>
9881 * config/i386/i386.h: Fix comment typo.
9882 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
9883 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
9885 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9887 * gcc.c: Revert previous -fsyntax-only-related change; move
9890 2001-01-16 Jakub Jelinek <jakub@redhat.com>
9892 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
9893 inmode after checking GET_CODE (op).
9895 2001-01-16 Richard Henderson <rth@redhat.com>
9897 * flow.c (struct propagate_block_info): Add mem_set_list_len.
9898 (MAX_MEM_SET_LIST_LEN): New.
9899 (propagate_one_insn): Update mem_set_list_len.
9900 (invalidate_mems_from_autoinc): Likewise.
9901 (invalidate_mems_from_set): Likewise.
9902 (mark_used_regs): Likewise.
9903 (init_propagate_block_info): Likewise. Stop collecting memories
9904 when we reach MAX_MEM_SET_LIST_LEN.
9905 (mark_set_1): Likewise.
9907 2001-01-16 Richard Henderson <rth@redhat.com>
9909 * unroll.c (precondition_loop_p): Fail if no iteration
9912 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9914 * gcc.c: When -fsyntax-only is given, do not complain about
9917 2001-01-15 Richard Henderson <rth@redhat.com>
9919 * config/i386/i386.c (asm_output_function_prefix): Remove.
9920 (ix86_asm_file_end): New.
9921 (load_pic_register): Generate pic_label_name into a
9922 staticly allocated buffer.
9923 * config/i386/i386-protos.h: Update.
9924 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
9925 (ASM_FILE_END): New.
9926 * config/i386/i386afe.h: New file.
9927 * config.gcc (i?86-*-elf) [tm_file]: Use it.
9928 (i?86-*-{freebsd,linux*,moss*}): Likewise.
9929 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
9930 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
9931 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
9932 * config/i386/sco5.h (ASM_FILE_END): Likewise.
9933 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
9935 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9937 * Makefile.in (install-man): Remove explicit dependency on
9940 * configure.in, configure: Revert previous patch requiring perl
9943 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
9945 * toplev.c (flag_guess_branch_prob): New.
9946 (f_options): Add guess-branch-probability option.
9947 (rest_of_decl_compilation): Only estimate branch probability if
9949 (main): set flag_guess_branch_prob.
9951 * flags.h (flag_guess_branch_prob): New.
9953 2001-01-15 DJ Delorie <dj@redhat.com>
9955 * gcc.texi (Makefile): Add documentation for Makefile targets.
9957 2001-01-15 Philip Blundell <philb@gnu.org>
9959 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
9961 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
9962 (is_pic): Delete declaration.
9963 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
9964 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
9965 * config/arm/arm.md (builtin_setjmp_receiver): New.
9967 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9969 * arm.c (use_return_insn): Don't try to determine the function type
9970 until after reload has completed.
9971 (arm_output_epilogue): Don't adjust the sp value recovered from the
9973 (emit_multi_reg_push): Don't record dwarf information for the pc.
9974 * arm.md (eh_epilogue): The function type may have changed, so it
9975 needs to be recalculated.
9976 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
9977 unwind tables on arm/netbsd.
9979 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9981 * arm.md (cbranchsi4): Correct calculation of branch ranges.
9982 (negated_cbranchsi4): Likewise.
9984 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9986 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
9987 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9988 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
9989 pass -mapcs-* options to assembler.
9990 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
9991 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9992 (ASM_SPEC): Call subtarget_extra_asm_spec.
9994 2001-01-15 Andreas Jaeger <aj@suse.de>
9996 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
9998 (ix86_expand_builtin): Likewise.
10000 * gencodes.c (output_predicate_decls): Make i size_t to avoid
10001 warning about comparison between signed and unsigned.
10003 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10005 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
10007 2001-01-14 Ralf Baechle <ralf@gnu.org>
10009 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
10010 SUBTARGET_CPP_SPEC apropriatly.
10012 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10014 * varasm.c (make_decl_rtl): Fix typo in last change.
10016 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10018 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10019 linker supports the init_priority C++ attribute.
10020 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10021 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10022 linker does not support init_priority C++ attribute.
10024 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10026 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10028 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10030 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10031 * cp/lex.c (finish_parse): Similarly.
10032 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10033 Return the number of errors encountered.
10034 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10035 * cppmain.c (main): Don't call cpp_destroy.
10037 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10039 * configure.in: Require at least perl 5.6.0 to regenerate
10041 * configure: Regenerate.
10043 2001-01-14 Richard Henderson <rth@redhat.com>
10045 * genrecog.c (DT_veclen_ge): New.
10046 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10047 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10048 (nodes_identical_1): Handle DT_veclen_ge.
10049 (write_cond, debug_decision_2): Likewise.
10051 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10053 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10055 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10057 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10059 * cppmain.c (do_preprocessing): New function; most of the old
10061 (main): Call it to do most of the work.
10062 (cb): Move from global scope to set_callbacks ().
10063 (setup_callbacks): Get the callback pointer.
10064 (general_init, printer_init): Clean up code and comments.
10066 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10068 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
10071 2001-01-14 Kazu Hirata <kazu@hxi.com>
10073 * config/h8300/h8300.c (get_shift_alg): Update comments.
10075 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10077 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
10078 (alloc_page, ggc_alloc): Add casts to remove warnings.
10080 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10082 * combine.c (simplify_comparison): Don't change `code' when
10083 can't reverse comparison.
10085 2001-01-14 Richard Henderson <rth@redhat.com>
10087 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
10088 update all call sites. Return true for all non-label constants.
10090 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
10092 * i386.c (ix86_expand_compare): Add bypass_test and second_test
10094 (ix86_expand_branch): Update.
10095 (ix86_expand_setcc): Update to handle multiple test conditions.
10096 (expand_int_movcc): Likewise.
10097 (expand_fp_movcc): Likewise.
10098 * i386-protos.h (ix86_expand_compare): New.
10099 * i386.md (andqi_?_slp, orqi_?_slp): New.
10100 (conditional trap expander): Update call to ix86_expand_compare.
10102 2001-01-14 Richard Henderson <rth@redhat.com>
10104 * config/vax/vax.md: Use nonimmediate_operand instead of
10105 general_operand in destinations.
10107 * config/vax/vax.md (indirect_jump): Use register_operand.
10109 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
10110 * config/vax/vax.md (call_pop): Turn into an expander.
10111 (call_value_pop): Likewise.
10112 (call, call_value): New.
10114 2001-01-14 Andreas Jaeger <aj@suse.de>
10116 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
10118 (ix86_fp_compare_mode): Add unused attribute.
10119 (ix86_expand_fp_movcc): Remove unused variable.
10120 (ix86_expand_builtin): Make fcode unsigned.
10122 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
10123 (expand_expr): Add cast to avoid signed warning.
10124 (store_field): Likewise.
10125 (store_constructor_field): Likewise.
10126 (store_constructor): Likewise.
10127 (store_expr): Likewise.
10128 (clear_storage): Likewise.
10129 (emit_group_store): Likewise.
10130 (emit_group_load): Likewise.
10132 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10134 * c-common.c: Move format checking code to ...
10135 * c-format.c: ... here. New file. Reorder some functions and
10137 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
10139 * c-common.h (decl_handle_format_attribute,
10140 decl_handle_format_arg_attribute): Declare.
10141 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
10142 (c-common.o): Adjust dependencies.
10143 (c-format.o): New list of dependencies.
10145 2001-01-13 Jakub Jelinek <jakub@redhat.com>
10147 * unroll.c (loop_iterations): If we cannot prove iteration variable
10148 is set once in each iteration, punt.
10150 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
10152 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
10153 (*strlenhi): Remove clobber (which was buggy) of output address.
10155 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10157 * Makefile.in (generated-manpages): Add gcc.1
10158 ($(srcdir)/gcc.1): New target.
10159 (maintainer-clean): Delete $(srcdir)/gcc.1.
10160 * gcc.texi: Add macros @gccoptlist and @gol.
10161 * invoke.texi: Include option summary in manpage. Mark up option
10162 summary with @gccoptlist and @gol. Use @r in one place where
10164 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
10165 * gcc.1: Generate from invoke.texi.
10167 2001-01-13 Richard Henderson <rth@redhat.com>
10169 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
10170 (struct page_entry): Add group member.
10171 (struct page_group): New.
10172 (struct globals): Add page_groups member.
10173 (alloc_anon): Only define for using mmap; remove valloc call.
10174 (page_group_index): New.
10175 (set_page_group_in_use): New.
10176 (clear_page_group_in_use): New.
10177 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
10178 (free_page, release_pages): Likewise.
10179 * configure.in (with-gc): Default to ggc-page always.
10181 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10183 * reload1.c (replace_pseudos_in_call_usage): Use
10184 reg_equiv_constant and reg_equiv_address, and don't try
10185 regno_reg_rtx first.
10187 2001-01-13 Richard Henderson <rth@redhat.com>
10189 * ggc-page.c (alloc_page): Round up allocation size to one page.
10190 Set e->order on extra pages.
10192 2001-01-13 Richard Henderson <rth@redhat.com>
10194 * genrecog.c (nodes_identical): Expand commentary.
10195 (write_switch): Watch out for identical nodes.
10197 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10199 * cppfiles.c (_cpp_fake_include): New function.
10200 * cpphash.h (_cpp_fake_include): New.
10201 * cpplib.c (do_line): Call _cpp_fake_include when entering
10202 header files in preprocessed input.
10203 * cppmain.c (cb_pragma_implementation): Remove handling.
10204 (setup_callbacks): Don't register pragmas.
10206 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10208 * extend.texi: Udate for CPP.
10210 2001-01-13 Andreas Jaeger <aj@suse.de>
10212 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10214 * regmove.c: Add prototype for replace_in_call_usage.
10216 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10218 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10219 struct cpp_chunk, struct htab, struct toklist,
10220 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10221 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10222 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10223 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10224 (struct macro_args): Delete.
10225 * cpphash.h: See above.
10227 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10229 * cppmain.c (struct printer): Remove no_line_dirs.
10230 (options, cb): New.
10231 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10232 : Use options rather than CPP_OPTION.
10233 (setup_callbacks): Use cb rather than pfile->cb.
10234 (main): No need to check for a buffer. Use cpp_errors.
10235 (printer_init): Don't set no_line_dirs.
10236 (maybe_print_line): Use options not no_line_dirs.
10237 (cb_file_change): Don't call print_line if -P.
10239 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10241 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10243 * c-parse.in (finish_parse): Use cpp_errors.
10244 (__yylex): Use return value of cpp_pop_buffer.
10245 * cp/lex.c (finish_parse): Use cpp_errors.
10246 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10248 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10250 * README.AVR: URLs corrected.
10252 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10254 * c-decl.c (start_function): Don't warn if old prototype is builtin
10255 that's not in C's namespace.
10256 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10257 (_bb): Add prototype for ctime.
10258 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10260 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10262 * i386.c (ix86_fp_comparison_arithmetics_cost,
10263 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10264 ix86_fp_comparison_cost): New functions.
10265 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10266 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10267 two-branch sequences; make static.
10268 (ix86_use_fcomi_compare): Do decision according to the costs.
10269 (split_fp_branch): New.
10270 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10271 * i386-protos.h (ix86_expand_fp_compare): Remove
10272 (ix86_split_fp_branch): Declare.
10274 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10275 and ix86_comparison_operator.
10277 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10278 to make it cheaper.
10280 * i386.c (put_condition_code): Output properly the unordered/ordered
10281 compares in fp case.
10282 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10284 * tm.texi (REVERSE_CONDITION): Document.
10285 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10286 in -ffast-math mode.
10287 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10289 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10291 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10293 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10296 * config/sh/sh.c (mova_p): Fix test for mova_const.
10298 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10300 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10301 cpp_get_options rather than dereferencing pfile and using
10303 * scan-decls.c (scan_decls): Use return value of
10304 cpp_pop_buffer rather than CPP_BUFFER.
10306 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10308 * cppinit.c (cpp_handle_option): help_only is now part of the
10309 cpp_options structure.
10310 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10311 cpp_set_callbacks): New functions.
10312 * cpplib.h (cpp_callbacks): Break out as a named structure.
10313 (cpp_options): Move help_only here from cpp_reader.
10314 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10315 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10316 cpp_set_callbacks): New prototypes.
10317 * cppmain.c (main): Update for help_only.
10319 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10321 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10322 Also build and remove and install and uninstall c-tree.info and
10324 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10325 ($(srcdir)/cppinternals.info): New target.
10326 * c-tree.texi: Change file name used when makeinfo used without -o
10327 from ir.info to c-tree.info. Add info directory entry.
10328 * cppinternals.texi: Add info directory entry.
10329 * .cvsignore: Update.
10331 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10333 * c-typeck.c (store_init_value): Don't require constant initializer
10334 elements with -pedantic -std=c99.
10335 (digest_init): Change error about non-constant initializer elements
10337 (constructor_range_end): Remove.
10338 (constructor_incremental, designator_depth,
10339 designator_errorneous): New variables.
10340 (struct constructor_stack): Remove range_end, add incremental.
10341 (struct constructor_range_stack, constructor_range_stack): New.
10342 (struct initializer_stack): Add constructor_range_stack.
10343 (finish_init): Set it.
10344 (start_init): Likewise. require_constant_elements for non-static
10345 trees only if not flag_isoc99.
10346 (really_start_incremental_init): Remove constructor_range_end, add
10347 constructor_incremental.
10348 (pop_init_level): Likewise.
10349 (push_init_level): Likewise. If implicit and the subobject had some
10350 value set already, preinitialize the level with it.
10351 Warn about missing braces only if not pushing due to designators.
10352 (set_designator, push_range_stack): New functions.
10353 (set_init_label): Use them.
10354 (set_init_index): Likewise. Remove constructor_range_end.
10355 Error if designator index is outside of array bounds.
10356 (add_pending_init): Compare values of purpose index trees, not the
10357 trees themselves. Allow overwriting of already initialized element.
10358 Issue a warning if it had side-effects.
10359 (set_nonincremental_init, set_nonincremental_init_from_string): New
10361 (pending_init_member): Rename to...
10362 (find_init_member): ...this function. Call set_nonincremental_init
10363 if necessary. Compare values of purpose index trees, not the trees
10364 themselves. Return the actual value, not just non-zero if something
10366 (output_init_element): Remove checks for duplicates.
10367 If field has zero size, only check the initializer for correctness.
10368 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
10369 if constructor_incremental is zero. Change error about initializers
10370 not computable at load time into pedwarn.
10371 (output_pending_init_elements): Compare bit positions, not
10372 FIELD_DECLs to take into account zero-sized fields.
10373 (process_init_element): Use constructor_range_stack to fill all
10374 ranges in the designator lists from current level up.
10375 * extend.texi: Update documentation for labeled elements.
10377 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
10379 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
10380 to function usage for arguments passed by reference. Optimize
10381 callee-copied arguments.
10382 * regmove.c (replace_in_call_usage): New function.
10383 (fixup_match_1): Call it.
10384 * cse.c (cse_insn): Canonicalize registers in function usage.
10385 * reload1.c (replace_pseudos_in_call_usage): New function.
10388 * Makefile.in: Reverted yesterday's wrong patch. Installed the
10391 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10393 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
10396 2001-01-12 DJ Delorie <dj@redhat.com>
10398 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
10399 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
10402 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10404 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
10405 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
10406 -std options alongside references to -ansi. Update some
10407 documentation for C99.
10408 * cpp.1: Regenerate.
10410 2001-01-12 Andreas Jaeger <aj@suse.de>
10412 * haifa-sched.c (restore_line_notes): Remove argument block B
10414 * sched-ebb.c (schedule_ebb): Change caller.
10415 * sched-rgn.c (schedule_region): Likewise.
10416 * sched-int.h (restore_line_notes): Adjust prototype.
10418 * loop.h: Remove wrong declaration of doloop_condition_get.
10420 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10422 * extend.texi: Move C++-extension-related node from the C section
10423 into the C++ section.
10425 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10427 * extend.texi: Refer to an array of pointers to functions instead
10428 of one of functions.
10430 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
10431 Jan Hubicka <jh@suse.cz>
10433 * combine.c (reversed_comparison): Fix typo in last patch.
10435 (combine_reversed_comparison_code): Make static to follow
10436 prototype declaration.
10438 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10440 * install.texi: Remove misplaced duplicate entry.
10442 2001-01-11 Ulrich Drepper <drepper@redhat.com>
10444 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
10446 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
10448 * final.c: (leaf_function_p): Fix typo.
10450 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
10452 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
10453 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
10455 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
10456 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
10457 mmap_anon, and valloc is available.
10458 * ggc-page.c: Restructure ifdef logic to match new autoconf
10459 spec. Don't throw away the test page in init_ggc.
10461 * configure, config.in: Regenerate.
10463 2001-01-12 Michael Hayes <mhayes@redhat.com>
10465 * loop.h (total_biv_increment): Constify iv_class pointer.
10466 (struct induction): Replace `mem_mode' with `mem' rtx.
10467 * unroll.c (total_biv_increment): Constify iv_class pointer.
10468 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
10469 (find_mem_givs, combine_givs_p): Likewise.
10470 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
10472 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
10474 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
10476 (__gthread_getspecific): Ditto.
10478 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
10480 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
10481 put_condition_code): Convert fp comparison codes to integer
10483 (ix86_expand_fp_compare): Postnote the fp comparison code converison
10486 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
10487 * i386-protos.h (no_comparison_operator): Kill.
10489 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
10491 * combine.c (REVERSIBLE_CC_MODE): Remove.
10492 (reversible_comparison_p): Remove.
10493 (combine_reversed_comparison_code): New.
10494 (reversed_comparison): New.
10495 (combine_simplify_rtx): Use
10496 combine_reversed_comparison_code/reversed_comparison instead
10497 of reversible_comparison_p.
10498 (simplify_if_then_else): Likewise.
10499 (simplify_set): Likewise.
10500 (simplify_logical): Likewise.
10501 (if_then_else_cond): Likewise.
10502 (known_cond): Likewise.
10503 (simplify_comparison): Likewise.
10505 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
10507 * builtins.c (std_expand_builtin_va_start): Handle varargs when
10508 sizeof (int) is larger than sizeof(__word__).
10510 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10512 * cppinit.c (do_includes): Fix typo.
10514 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10516 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
10517 in S_REGS does not occur because not all sources are possible
10518 when a S_REGS is a destination (sometimes needs a clobber).
10519 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10520 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10521 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10522 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10523 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10524 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10525 (lshrdi_const1, lshrsi3_const16): Likewise.
10526 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10527 (*movhi_68hc12, *movqi_68hc12): Likewise.
10528 (movstrictqi): Make sure reloading in D_REGS as a destination
10531 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10533 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10535 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10537 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10538 -D, -U and -A, and don't initialize the builtins.
10539 (do_includes): Error if -include or -imacros with -fpreprocessed.
10540 * cppmain.c (cb_define, cb_undef): Unconditionally process
10542 * tradcpp.c (main): Fix typo.
10544 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
10546 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
10547 (read_name_map): Use IS_ABSOLUTE_PATH.
10548 * tradcpp.c (get_filename): Likewise.
10550 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10552 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
10553 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
10554 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
10555 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
10556 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
10557 (cmphi_z_used): Don't use '@' for the output.
10558 (tstqi_z_used): Likewise.
10559 (cmpqi_z_used): Likewise.
10560 (one_cmplsi2): Likewise.
10562 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10564 * config/sh/sh.c (barrier_align): Recognize branch around far
10565 branch and redundant insn.
10567 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10569 * invoke.texi: Restore documentation of the drivers' switches -MD
10572 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10574 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
10576 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
10577 check-objc//%): Support parallel testing of multilibs.
10578 (TESTSUITEDIR): Set to testsuite by default, but override for
10580 (check-gcc, check-g++, check-g77, check-objc): Enter
10583 2001-01-11 Bernd Schmidt <bernds@redhat.com>
10585 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
10586 * sched-deps.c (deps_may_trap_p): Likewise.
10587 * basic-block.h: Remove a comment.
10588 * flow.c (PROP_POSTRELOAD): Remove.
10589 (update_life_info): Don't add it to prop_flags.
10590 (mark_set_1): Lose the code that was enabled by it.
10592 2001-01-11 Michael Hayes <mhayes@redhat.com>
10594 * flow.c (flow_call_edges_add): New.
10595 * basic_block.h (flow_call_edges_add): New.
10597 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
10599 * reload1.c (move2add_note_store): Update reg_set_luid even if
10600 base reg remains the same.
10602 2001-01-10 Nick Clifton <nickc@redhat.com>
10604 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
10605 machine_function structure to zero.
10606 Add prototypes for machine_status functions.
10608 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10610 * c-common.h (CTI_VOID_LIST): Remove.
10611 (void_list_node): Likewise.
10612 * tree.h (TI_VOID_LIST_NODE): New enumeral.
10613 (void_list_node): New macro.
10614 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
10615 * config/i386/i386.c (ix86_init_builtins): Likewise.
10616 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
10618 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10620 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
10621 * cppinit.c (cpp_start_read): Update comment, remove unneeded
10623 * tradcpp.c: Include mkdeps.h.
10624 (deps, print_deps_phony_targets, deps_append, output_deps,
10625 init_dependency_output, output_deps): New.
10626 (deps_buffer, deps_allocated_size, deps_size, deps_column,
10627 deps_output): Delete.
10628 (print_deps_missing_files): Rename deps_missing_files.
10629 (inhibit_output): Make global.
10630 (main): Delete inhibit_output, deps_stream, deps_target.
10631 Use mkdeps functionality in the same way as cpplib. Remove
10632 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
10633 -M and -MM. Remove old handling of deps via deps_out, and
10634 old reading of environment variables.
10635 (get_filename): Update to use deps_add_dep.
10637 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10639 * output.h (make_function_rtl): Remove prototype.
10640 (make_decl_rtl): Likewise.
10641 * varasm.c (make_function_rtl): Remove.
10642 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
10643 than from a third parameter.
10644 * tree.h (make_decl_rtl): Remove last parameter.
10645 * c-decl.c (builtin_function): Remove last argument in call to
10646 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
10647 (start_function): Likewise.
10648 * except.c (call_get_eh_context): Likewise.
10649 * expr.c (emit_block_move): Likewise.
10650 (clear_storage): Likewise.
10651 * profile.c (output_func_start_profiler): Likewise.
10652 * toplev.c (rest_of_decl_compilation): Likewise.
10653 * objc/objc-act.c (create_builtin_decl): Likewise.
10654 (synth_module_prologue): Likewise.
10655 (generate_static_reference): Likewise.
10656 (build_selector_reference_decl): Likewise.
10657 (build_class_reference_decl): Likewise.
10658 (build_objc_string_decl): Likewise.
10659 (build_protocol_reference): Likewise.
10661 2001-01-10 Richard Henderson <rth@redhat.com>
10663 * hwint.h: Revert yesterday's change.
10665 2001-01-10 Nick Clifton <nickc@redhat.com>
10667 * function.h (save_machine_status): Delete.
10668 (restore_machine_status): Delete.
10669 Amend comment describing {init|mark|free}_machine_status.
10671 * function.c (save_machine_status): Delete.
10672 (restore_machine_status): Delete.
10673 Amend comment describing {init|mark|free}_machine_status.
10674 (push_function_context_to): Remove invocation of
10675 save_machine_status.
10676 (pop_function_context_from): Remove invocation of
10677 restore_machine_status.
10679 * emit-rtl.c (init_emit_once): Amend comment describing
10680 {init|mark|free}_machine_status.
10682 * tm.texi (Per-Function Data): New node. Describe the
10683 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
10686 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10688 * cppinit.c (OPT_g): Remove.
10689 (cpp_handle_option): Update for removed -g3.
10690 (print_help): Update.
10691 * cpplib.h (struct cpp_options): Remove debug_output.
10692 * cppmain.c (setup_callbacks, cb_define): Update.
10693 * gcc.c (cpp_options): Translate -g3 to -dD.
10695 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
10697 * config/i960/i960.md: Change modifier to + on the zero_extract
10698 pattern after the (rotate -2 reg) canonicalization pattern.
10700 2001-01-10 Richard Henderson <rth@redhat.com>
10702 * config/alpha/alpha.c (alpha_free_machine_status): New.
10703 (override_options): Install it.
10704 (alpha_mark_machine_status): Verify machine non-null.
10705 * config/i386/i386.c (ix86_free_machine_status): New.
10706 (override_options): Install it.
10707 (ix86_init_machine_status): Use xcalloc.
10708 (ix86_mark_machine_status): Verify machine non-null.
10709 * config/ia64/ia64.c (ia64_free_machine_status): New.
10710 (ia64_override_options): Install it.
10711 (ia64_mark_machine_status): Verify machine non-null.
10713 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
10715 * function.c (instantiate_virtual_regs): Instantiate virtual
10716 registers found in CALL_INSN_FUNCTION_USAGE.
10718 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10720 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
10721 equivalent to -ansi in disabling -Di386.
10723 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
10725 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
10727 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
10729 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
10731 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
10733 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10735 * invoke.texi: Document that -fcond-mismatch isn't supported for
10738 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10740 * gcc.texi: Define macro gcctabopt.
10741 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
10742 @command, @env and @option in some places where appropriate. Use
10743 @gcctabopt where appropriate. Put URLs and email addresses inside
10746 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
10748 * gcc.c (cpp_options): Set MD file name from output
10749 filename, if specified.
10750 (suffix_subst): New static variable.
10751 (do_spec): Clear it.
10752 (do_spec_1, case '.'): Handle new `%.suffix' spec.
10754 (give_switch): Handle suffix_subst.
10756 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10758 * invoke.texi: Fix another typo.
10760 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10762 * invoke.texi: Fix typo.
10764 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10766 * c-lang.c (lang_hooks): Update.
10767 (lang_decode_option): Remove.
10768 (lang_init_options): Rename c_init_options.
10769 * toplev.c (main): Use lang_hooks for lang_init_options
10770 and lang_decode_option.
10771 * toplev.h (lang_hooks): Add 2 new hooks.
10772 * tree.h: Remove lang_init_options and lang_decode_option.
10773 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
10774 * cp/decl2.c: Similarly.
10775 * cp/lex.c (lang_init_options): Rename cxx_init_options.
10776 (lang_hooks): Update.
10777 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
10779 (lang_init_options): Rename ffe_init_options.
10780 (lang_hooks): Update.
10781 (lang_decode_option): Remove.
10782 * java/lang.c (lang_init_options): Rename java_init_options.
10783 (lang_decode_option): Rename java_decode_option.
10784 (lang_hooks): Update.
10785 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
10786 (lang_decode_option): Rename objc_decode_option.
10787 (lang_hooks): Update.
10789 2001-01-09 Nick Clifton <nickc@redhat.com>
10791 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
10792 (d30v_return_addr_rtx): Delete.
10793 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
10794 cfun->machine structure.
10795 (struct machine_function): Move to d30v.h
10796 (d30v_save_machine_status): Delete.
10797 (d30v_restore_machine_status): Delete.
10798 (d30v_init_machine_status): New Function.
10799 (d30v_mark_machine_status): New Function.
10800 (d30v_free_machine_status): New Function.
10801 (d30v_init_expanders): Use new functions.
10802 (d30v_return_addr): Use ra_rtx field in cfun->machine.
10803 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
10804 d30v_return_addr_rtx.
10806 * config/d30v/d30v.h (struct_machine): Move here.
10807 Add eh_epilogue_sp_ofs field.
10809 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
10810 field in cfun->machine structure.
10812 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
10814 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
10815 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
10816 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10818 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
10820 * objc/lang-options.h: Remove bogus reference to
10823 2001-01-09 Kazu Hirata <kazu@hxi.com>
10825 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
10828 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
10830 * reload.c (find_reloads_address): Check for eliminable registers
10831 when substituting a constant expression for a pseudo.
10833 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
10835 * c-common.c (enum format_type): Add format_type_error.
10836 (decode_format_type): New function.
10837 (decl_attributes): Use it.
10838 (format_kind_info): Adjust comment.
10840 2001-01-09 David O'Brien <obrien@BSDi.com>
10842 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
10843 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
10845 * config/i386/gnu.h: Don't include required platform specific .h files,
10846 tm.h will do it instead.
10847 * config/i386/i386elf.h: Likewise.
10848 * config/i386/linux.h: Likewise.
10849 * config/i386/moss.h: Likewise.
10850 * config/mips/gnu.h: Likewise.
10852 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10854 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
10855 (rs6000-ibm-aix3.[01]*): Likewise.
10856 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
10857 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
10858 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
10859 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
10860 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
10861 (powerpc-*-eabiaix*): Likewise.
10862 (powerpc-*-eabisim*): Likewise.
10863 (powerpc-*-elf*): Likewise.
10864 (powerpc-*-eabi*): Likewise.
10865 (powerpc-*-rtems*): Likewise.
10866 (powerpc-*-linux*libc1): Likewise.
10867 (powerpc-*-linux*): Likewise.
10868 (powerpc-wrs-vxworks*): Likewise.
10869 (powerpcle-wrs-vxworks*): Likewise.
10870 (powerpcle-*-sysv*): Likewise.
10871 (powerpcle-*-elf*): Likewise.
10872 (powerpcle-*-eabisim*): Likewise.
10873 (powerpcle-*-eabi*): Likewise.
10874 (powerpcle-*-solaris2*): Likewise.
10875 * config/rs6000/aix31.h: Delete includes.
10876 * config/rs6000/aix3newas.h: Likewise.
10877 * config/rs6000/aix41.h: Likewise.
10878 * config/rs6000/aix43.h: Likewise.
10879 * config/rs6000/beos.h: Likewise.
10880 * config/rs6000/rtems.h: Likewise.
10881 * config/rs6000/sysv4.h: Likewise.
10883 2001-01-09 Kazu Hirata <kazu@hxi.com>
10885 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
10886 Change an argument mode of machine_mode to shift_mode of
10887 shift_mode. Remove an extra error check.
10888 (emit_a_shift): Adopt to the new calling prototype of
10890 (function_prologue): Fix code for a monitor
10891 function. Support H8/S.
10892 (function_epilogue): Do not output pop for a monitor function.
10894 2001-01-09 Nick Clifton <nickc@redhat.com>
10896 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
10897 (setup_incoming_varargs): Use sysv_varargs_p field of the
10898 cfun->machine structure.
10899 (struct machine_function): Move to rs6000.h
10900 (rs6000_save_machine_status): Delete.
10901 (rs6000_restore_machine_status): Delete.
10902 (rs6000_init_machine_status): New Function.
10903 (rs6000_free_machine_status): New Function.
10904 (rs6000_init_expanders): Use new functions.
10906 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
10908 (struct machine_function): Move here.
10910 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
10911 sysv_varargs_p field of the cfun->machine structure.
10913 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
10915 (rs6000_restore_machine_status): Remove prototype.
10917 2001-01-09 Richard Henderson <rth@redhat.com>
10919 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
10920 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
10921 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
10922 (sched_analyze_2, sched_analyze_insn): Likewise.
10923 (sched_analyze, init_deps): Likewise.
10924 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
10925 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
10926 (compute_block_backward_dependences): Update propagate_deps call.
10928 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
10930 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
10932 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10934 * cppinit.c (OPT_MD, OPT_MMD): Restore.
10935 (cpp_handle_option): Handle them.
10936 (cpp_post_options): Ensure one of -M or -MM is specified with
10937 any other -M? option.
10938 (init_dependency_output): Suppress output with -MG.
10940 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10942 * cpp.texi: Update.
10943 * invoke.texi: Update.
10945 2001-01-09 Bernd Schmidt <bernds@redhat.com>
10947 * sh.md (reload_outsf): Generate recognizable patterns for
10950 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10952 * c-lang.c (lang_hooks): Update.
10953 (lang_init): Rename c_init.
10954 (lang_finish): Remove.
10955 * toplev.c (compile_file): Use lang_hooks for lang_init ()
10956 and lang_finish ().
10957 * toplev.h (lang_hooks): Add init () and finish ().
10958 * tree.h (lang_init, lang_finish): Remove.
10959 * cp/tree.h (lang_init, lang_finish): Remove.
10960 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
10961 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
10963 (lang_init, lang_finish): Remove.
10964 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
10965 (lang_hooks): Update.
10966 * java/lang.c (lang_init): Rename java_init.
10967 (lang_finish): Remove.
10968 (lang_hooks): Update.
10969 * objc/objc-act.c (lang_init): Rename objc_init.
10970 (lang_finish): Remove.
10971 (lang_hoooks): Update.
10973 20001-01-09 Graham Stott <grahams@redhat.com>
10975 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
10976 after `ptr` is initialised.
10978 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10980 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
10981 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
10982 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
10983 stack adjusts, instead of r3.
10985 2001-01-09 Michael Hayes <mhayes@redhat.com>
10987 * flow.c (flow_loop_scan): Break out of ...
10988 (flow_loops_find) ... here.
10989 * basic-block.h (flow_loop_scan): New.
10990 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
10991 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
10993 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10995 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
10997 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
10998 realloc()ing macro_buffer.
11000 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
11001 if it's wider than long and the target's long is wider than the
11004 2001-01-09 Mark Mitchell <mark@codesourcery.com>
11006 Remove support for using UWIN as a host machine.
11007 * configure.in: Issue an error message.
11008 * configure: Regenerated.
11009 * config.gcc: Remove xm_* UWIN configury.
11010 * config/i386/xm-uwin.h: Remove.
11012 2001-01-08 Nick Clifton <nickc@redhat.com>
11014 * config/v850/v850.c (ra_rtx): Delete.
11015 (v850_save_machine_status): Delete.
11016 (v850_restore_machine_status): Delete.
11017 (v850_init_machine_status): New function.
11018 (v850_mark_machine_status): New function.
11019 (v850_free_machine_status): New function.
11020 (v850_return_addr): Use ra_rtx field in machine structure.
11021 (v850_init_expanders): Use new functions.
11023 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11024 * config/v850/v850.c: Change arguments to v850_output+* functions
11025 to take a const char *, to avoid compile time warning.
11026 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11027 (USER_LABEL_PREFIX): Redefine.
11029 2000-01-08 Jim Wilson <wilson@redhat.com>
11031 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11032 1 to unsigned HOST_WIDE_INT before left shift.
11034 2001-01-08 Nick Clifton <nickc@redhat.com>
11036 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11037 the machine structure has been allocated.
11038 (arm_free_machine_status): New function: Free the machine
11039 specific function structure.
11041 2001-01-08 Richard Henderson <rth@redhat.com>
11043 * jump.c (simplejump_p): Revert last change.
11045 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11047 * cppinit.c (init): Rename init_library.
11048 (cpp_create_reader): Update.
11049 * gcc.c (cpp_options): If -o given, use it as the target of
11052 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11054 * arm.c (arm_arch5e): New variable.
11055 (all_cores): XScale is a 5TE device.
11056 (arm_override_options): Set arm_arch5e.
11057 (arm_init_builtins): __builtin_prefetch is in arch5e.
11058 * arm.h (arm_arch5e): Declare it.
11060 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
11062 * arm.md (define_constants): Add defines for UNSPEC and
11063 UNSPEC_VOLATILE insns. Update all users.
11064 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
11065 * arm.c (multi_register_push, note_invalid_constants)
11066 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
11067 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
11068 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
11070 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
11072 * jump.c (jump_optimize_1): Use reversed_comparison_code
11073 instead of can_reverse_comparison_p.
11074 (jump_back_p): Likewise.
11075 (invert_exp_1): Likewise.
11076 (thread_jumps): Likewise.
11077 * simplify-rtx.c (simplify_unary_operation): Likewise.
11078 (simplify_ternary_operation): Likewise.
11079 * cse.c (find_comparison_args): Convert to use
11080 can_reverse_comparison_p.
11081 (record_jump_equiv): Likewise.
11083 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11085 * arm.h (HARD_REGNO_RENAME_OK): Delete.
11086 (EPILOGUE_USES): Define.
11087 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
11088 automatically stack the LR if it isn't live.
11090 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
11092 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
11095 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
11097 * ggc-page.c (max_alignment): New structure.
11098 (MAX_ALIGNMENT): New macro.
11099 (init_ggc): Use it to round up the sizes in the
11100 extra_order_size_table.
11102 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11104 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
11107 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11109 * builtins.def (BUILT_IN_FPRINTF): New entry.
11111 * c-common.c (c_expand_builtin_fprintf): New function.
11112 (init_function_format_info): Handle __builtin_fprintf.
11113 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
11114 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
11116 * c-decl.c (duplicate_decls): Adjust comment.
11118 * extend.texi (fprintf): Document new builtin.
11120 2001-01-07 Richard Henderson <rth@redhat.com>
11122 * jump.c (simplejump_p): Recognize any single_set jump
11123 of the proper form.
11125 2001-01-07 Richard Henderson <rth@redhat.com>
11127 * configure.in (slibdir): Accept an --with-slibdir option.
11128 Use "test" not "[" in configure. Default to $(libdir).
11130 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
11132 * config/t-aix43 (SHLIB_INSTALL): Likewise.
11133 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
11134 (SHLIB_LINK): Create links for the soname.
11135 * config/mips/t-iris6: Likewise.
11136 * config/sparc/t-slibgcc: Likewise.
11137 * config/sparc/t-slibgcc-sld: Likewise.
11139 2001-01-07 Jakub Jelinek <jakub@redhat.com>
11141 * config/i386/i386.c (constant_call_address_operand): Accept
11142 (const (plus (symbol_ref) (const_int))).
11143 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
11144 constant_call_address_operand.
11146 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11148 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
11149 and LONG_LONG_TYPE_SIZE > 32.
11151 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11153 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
11154 the previous change.
11156 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
11158 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
11160 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
11161 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
11162 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
11165 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11167 * fix-header.c (read_scan_file): s/pfile/scan_in/.
11169 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11171 * c-lang.c (c_post_options): Call cpp_post_options.
11172 * objc/objc-act.c (objc_post_options): Similarly.
11173 * cppmain.c (main): Similarly.
11174 * fix-header.c (read_scan_file): Similarly.
11175 * cppinit.c (cpp_start_read): Move option consistency checks
11176 to cpp_post_options. Don't call init_dependency_output.
11177 If needed, add default target and main file dependency.
11178 (OPT_MD, OPT_MMD): Remove.
11180 (cpp_handle_option): Update for OPT_* changes.
11181 (cpp_post_options): New.
11182 (init_dependency_output): Command line -MF overrides environment
11183 variables. Don't set default target etc. Suppress output
11184 if dependencies are going to stdout.
11185 (print_help): Update.
11186 * cpplib.h (cpp_post_options): New.
11187 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
11189 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
11191 * jump.c (comparison_dominates_p): Support unordered compares.
11193 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
11195 * simplify-rtx.c (simplify_relational_operation): Always simplify
11196 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
11199 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
11201 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
11202 (nonzero_bits): Likewise.
11203 (simplify_comparison): Likewise.
11204 (num_sign_bit_copies): Likewise; return more sane value depending
11205 on STORE_FLAG_VALUE.
11206 (known_cond): Do not assume EQ to be always true for equivalent
11209 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11211 * cse.c (fold_rtx): Handle unordered comparisons.
11213 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11215 * rtlanal.c (set_of_1): New static function.
11216 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11217 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11218 reg_set_last_last_regno): Remove.
11219 (set_of): New global function.
11220 (set_of_data): New structure.
11221 (reg_set_p, reg_set_last): Revamp for set_of.
11222 * rtl.h (set_of): New.
11224 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11226 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11227 * extend.texi: Document _Exit builtin.
11229 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11231 * (initialize, initialize_builtins,
11232 initialize_dependency_output, initialize_standard_includes):
11233 Rename s/initialize/init. Update.
11234 (init_dependency_output): Move to after
11235 cpp_handle_options, the correct location temporally at least.
11236 (opt_comp): Move next to init (), its caller. Fix prototype.
11237 (init): Make "initialized" local scope.
11238 (cpp_create_reader): Always call init ().
11239 (cpp_start_read): Update.
11240 (output_deps): New function, broken out of cpp_finish.
11241 (cpp_finish): Break out output_deps.
11243 2001-01-07 Richard Henderson <rth@redhat.com>
11245 * collect2.c (COFF specific stuff): Revert 12-06 patch
11246 to prototype system functions.
11248 2001-01-07 Michael Hayes <mhayes@redhat.com>
11250 * hard-reg-set.h: Add multiple include guard.
11251 * basic-block.h (struct loop): Add `sink' field.
11252 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11253 (emit_iv_add_mult): Delete.
11254 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11255 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11256 (unroll_loop): Remove end_insert_before argument.
11257 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11258 (maybe_eliminate_biv_1): Likewise.
11259 (emit_iv_add_mult): Delete.
11260 (gen_add_mult, loop_regs_update): New.
11261 (loop_insn_emit_after, loop_insn_emit_before): New.
11262 (loop_insn_sink, loop_insn_sink_or_swim): New.
11263 (emit_iv_add_mult): Delete.
11264 (scan_loop): Set loop->sink.
11265 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11266 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11267 (maybe_eliminate_biv_1): Likewise.
11268 (maybe_eliminate_biv_1): Add basic block argument.
11269 * unroll.c (unroll_loop): Remove end_insert_before argument.
11270 (find_splittable_regs): Likewise.
11271 (find_splittable_regs): Use loop_insn_sink and its ilk.
11272 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11274 2001-01-07 Michael Hayes <mhayes@redhat.com>
11276 * loop.h (loop_insn_hoist): New prototype.
11277 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11278 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11279 (check_dbra_loop, load_mems): Likewise.
11280 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11281 (find_splittable_givs): Likewise.
11283 2001-01-07 Michael Hayes <mhayes@redhat.com>
11285 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11287 2001-01-07 Richard Henderson <rth@redhat.com>
11289 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11291 2001-01-07 Richard Henderson <rth@redhat.com>
11293 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11294 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11295 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11296 variant that handles a shared libgcc.
11297 (process_command): Always validate -{static,shared}-libgcc.
11298 (do_spec_1): New 'M' case.
11299 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11301 2001-01-07 Richard Henderson <rth@redhat.com>
11303 * Makefile.in (slibdir): New variable.
11304 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11305 (installdirs): Create slibdir.
11306 (install-libgcc, install-multilib): Defer to libgcc.mk.
11307 * configure.in (slibdir): Substitute.
11308 * mklibgcc.in (install): New target.
11310 * config/t-linux (SHLIB_LINK): Create links for the soname.
11311 (SHLIB_INSTALL): New.
11312 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11313 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11314 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11315 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11316 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11318 2001-01-07 Richard Henderson <rth@redhat.com>
11320 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11321 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11322 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11324 2001-01-07 Michael Hayes <mhayes@redhat.com>
11326 * loop.c (count_loop_regs_set): Delete.
11327 (load_mems_and_recount_loop_regs_set): Delete.
11328 (loop_regs_scan): Merge common code from count_loop_regs_set,
11329 scan_loop, and load_mems_and_recount_loop_regs_set.
11330 (scan_loop): Call load_mems directly and loop_regs_scan
11331 again if new registers created.
11333 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11335 * toplev.c (main): Call the front-end specific post_options
11336 hook if one is given.
11337 * toplev.h (struct_lang_hooks, lang_hooks): New.
11338 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11339 for the C front end.
11340 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11341 lang_hooks for the C++ front end.
11342 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11343 lang_hooks for the ObjC front end.
11344 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11345 * java/lang.c (lang_hooks): Hooks for the Java front end.
11347 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11349 * c-lex.c (init_c_lex): Request #define / #undef callbacks
11350 for verbose DWARF[2] debugging.
11351 (cb_define, cb_undef): The new callbacks.
11352 * toplev.h (debug_define, debug_undef): Make const correct.
11353 * toplev.c (debug_define, debug_undef): Similarly. Do not
11354 perform the verbosity tests here anymore.
11356 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
11358 * reload.c (subst_reloads): Take INSN argument. When
11359 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
11360 * reload.h (subst_reloads): Adjust prototype.
11361 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
11362 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
11363 present in JUMP_INSNs and copy them to JUMP_LABEL.
11364 * flow.c (find_label_refs, find_basic_blocks_1): Skip
11365 JUMP_INSNs and insns with REG_LABELs that are followed by
11366 JUMP_INSNs with the same REG_LABEL.
11367 * sched-rgn.c (is_cfg_nonregular): Likewise.
11368 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
11370 * unroll.c (unroll_loop): Look for REG_LABEL notes in
11372 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
11374 2001-01-06 Richard Henderson <rth@redhat.com>
11376 * loop.c (scan_loop): Use xcalloc for the regs array.
11377 (load_mems_and_recount_loop_regs_set): Zero the new memory
11378 received from xrealloc.
11380 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
11382 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
11384 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
11386 * integrate.c (copy_rtx_and_substitute): When copying
11387 an ignored return value, strip REG_FUNCTION_VALUE_P.
11389 2001-01-06 Michael Hayes <mhayes@redhat.com>
11391 * loop.c (debug_biv, debug_giv): New.
11392 (loop_biv_dump): Break out from ...
11393 (record_biv): ... here.
11394 (loop_giv_dump): Break out from ...
11395 (record_giv): ... here.
11396 (loop_bivs_check): Use print_simple_rtl.
11397 * unroll.c (loop_iterations): Use print_simple_rtl.
11399 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11401 * pa.md (return, return_internal): Modify patterns to prevent regrename
11402 mucking with the return pointer.
11404 2001-01-05 Richard Henderson <rth@redhat.com>
11406 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
11408 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
11410 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
11411 version supplied by Matteo Frigo.
11413 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11415 * cpp.texi: Update for -MQ.
11416 * cppinit.c (cpp_create_reader): Always create pfile->deps.
11417 (cpp_cleanup): Always free pfile->deps.
11418 (initialize_dependency_output): Don't create pfile->deps.
11419 (cpp_handle_option): Similarly.
11421 * gcc.c (cpp_options): Handle -MQ.
11422 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11423 * mkdeps.c (base_name): Remove.
11424 (deps_init): Don't allocate vector space until it's needed.
11425 (deps_free): Only free vectors if allocated.
11426 (deps_add_target, deps_add_dep): Update for initial allocation.
11427 (deps_add_default_target): Don't strip to the base_name.
11429 2001-01-05 DJ Delorie <dj@redhat.com>
11431 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
11432 (INIT_EXPANDERS): Define.
11434 * config/v850/v850.c (struct machine_function): Define.
11435 (v850_save_machine_status): New function.
11436 (v850_restore_machine_status): New function.
11437 (v850_return_addr): New function.
11438 (v850_init_expanders): New function.
11440 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
11441 and v850_init_expanders.
11443 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11445 * cpplib.h (struct cpp_reader): Add help_only field.
11446 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
11447 (cpp_handle_option): Set pfile->help_only if we see -h,
11448 --help, -target-help, or --version. Print version string but
11449 do not set help_only if we see -v or -version. Make text
11450 printed by -v match that printed by (-)-version.
11452 * cppmain.c (main): Exit after option parsing if
11453 pfile->help_only is true.
11455 * toplev.c (independent_decode_option): Call print_version,
11456 then exit, if we see --version (but not -version).
11457 (print_version): Split lengthy message into two lines.
11459 2001-01-05 Nick Clifton <nickc@redhat.com>
11461 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
11462 temporary string for initialisation before calling ggc_alloc_string.
11464 2001-01-06 Michael Hayes <mhayes@redhat.com>
11466 * rtl.h (print_simple_rtl): New.
11467 * print-rtl.c (print_simple_rtl): New.
11468 (flag_simple): New.
11469 (print_rtx): Disable printing of flags and modes, etc.,
11470 if `flag_simple` nonzero.
11472 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11474 * function.c (fixup_var_refs): Use push_to_full_sequence where
11477 2001-01-05 Michael Meissner <meissner@redhat.com>
11479 * flags.h (flag_reorder_blocks): Add declaration.
11480 (flag_rename_block): Ditto.
11482 2001-01-05 DJ Delorie <dj@redhat.com>
11484 * function.c (reorder_blocks): Make sure the flags are all reset
11485 before using them to mark blocks, else a second invocation will
11486 corrupt the block chain.
11487 (reorder_blocks_0): New, resets the flags.
11489 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
11491 * cse.c (find_comparison_args): Stop if the argument is known to
11494 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11496 * config/sh/sh.md (movdf): When splitting load into pair of
11497 registers, don't clobber the register used in the address too
11500 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
11502 * varasm.c (mark_constant_pool): Improve initial comments.
11503 (mark_constants): Move marking of constants to mark_constant.
11504 (mark_constant): New function to recursively mark all constants
11505 referred to by a constant.
11507 2001-01-05 Catherine Moore <clm@redhat.com>
11509 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
11511 2001-01-05 Phil Edwards <pme@sources.redhat.com>
11513 * cp/lang-options.h: Bring comment in line with reality.
11514 * f/lang-options.h: Likewise.
11515 * java/lang-options.h: Likewise.
11516 * objc/lang-options.h: Likewise.
11517 * ch/lang-options.h: Likewise.
11518 * f/g77.texi: And update the manual.
11520 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11521 Denis Chertykov <denisc@overta.ru>
11523 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11524 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11525 * config/avr/avr.md (all peepholes that request a scratch register):
11526 Call it, FAIL the peephole if not safe (in interrupt functions).
11528 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11530 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11532 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11534 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11536 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11537 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11538 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11539 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11540 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11542 * extend.texi: Document these builtins.
11544 2001-01-05 Daniel Berlin <dberlin@redhat.com>
11546 * c-common.c (lang_get_alias_set): Say we know nothing of
11547 VECTOR_TYPE aliasing.
11549 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
11551 2001-01-05 Bruce Korb <bkorb@gnu.org>
11553 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
11554 their x* equivalent versions for atexit-less systems
11555 * fixinc/fixincl.c(main): do not return from main() on atexit-less
11556 systems (or any other system any more).
11558 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
11560 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
11561 output operands. Use arm_hard_register_operand for operand 4.
11562 (stmsi_postinc): Similarly.
11563 (ldmsi): Use arm_hard_register_operand for opernand 2.
11564 (stmsi): Similarly.
11565 * arm.c (arm_hard_register_operand): New function.
11566 * arm-protos.h (arm_hard_register_operand): Prototype it.
11568 * arm.h (HARD_REGNO_RENAME_OK): Define.
11570 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
11572 * simplify-rtx.c (cfc_args): add "unordered" field.
11573 (check_fold_consts): Set unordered field.
11574 (simplify_relational_operation): Simplify the unordered
11577 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
11580 * emit-rtl.c (try_split): Fix code to mark labels.
11581 * jump.c (mark_jump_label): Make global.
11582 * rtl.h (mark_jump_label): Declare.
11584 * predict.c (estimate_probability): Handle unordred comparisons.
11586 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11588 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
11589 * cppinit.c (initialize_dependency_output): Update.
11590 (cpp_finish): Output dummy targets for -MP.
11592 (cpp_handle_option): Handle -MP. Don't quote -MT options.
11593 * cpplib.h (struct cpp_options): Add deps_phony_targets.
11594 * gcc.c (cpp_options): Update to handle -MP.
11595 * mkdeps.c (deps_add_target, deps_add_default_target): Update
11596 to quote only the default target.
11597 (deps_phony_targets): Insert a preceding newline. Rename from
11598 deps_dummy_targets for consistency.
11601 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11603 * calls.c (emit_library_call_value_1): Support
11604 INIT_CUMULATIVE_LIBCALL_ARGS.
11605 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
11607 2001-01-04 Richard Henderson <rth@redhat.com>
11609 * c-decl.c (finish_struct): Detect flexible array members
11610 used in an inappropriate context.
11611 * c-typeck.c (really_start_incremental_init): Special case
11612 constructor_max_index for zero length arrays.
11613 (pop_init_level): Allow initialization of flexible array
11614 members. Deprecate initialization of zero length arrays.
11615 Don't issue missing initializer warning for flexible array
11616 members or zero length arrays.
11617 (process_init_element): Don't dereference null DECL_SIZE.
11618 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
11619 Don't abort for empty constructors. Use size_binop
11620 (output_constructor): Add commentary regarding zero length
11621 array futures. Abort if we try to initialize an array of
11622 unspecified length with a non-empty constructor in the middle
11625 * extend.texi (Zero Length): Update and clarify documentation
11626 on static initialization.
11628 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11630 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
11631 with more than 32767 words of local storage.
11633 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11635 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
11636 for 'abs', 'labs', and 'fabs'.
11637 (c4x_expand_builtin): Likewise.
11638 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
11640 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11642 * config/sh/sh.md (prget, prset): New insn types.
11643 (return delay slot): Dont' allow prset.
11644 (call, sfunc delay slot): Don't allow prget.
11645 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
11646 for prset and prget.
11648 2001-01-05 Michael Hayes <mhayes@redhat.com>
11650 * loop.h (struct loop_reg): New.
11651 (struct loop_regs): Change to use array of `struct loop_reg'.
11652 * loop.c: Replace assortment of varrays with single regs array.
11653 (count_one_set): Delete may_not_move array argument
11654 and use regs array instead. All caller's changed.
11655 (count_loop_regs_set): Delete may_not_move and single_usage
11656 arguments and use regs array instead. All caller's changed.
11657 (find_single_use_in_loop): Replace usage array argument with pointer
11658 to regs structure. All caller's changed.
11659 (loop_optimize): Delete `moved_once' array.
11661 2001-01-05 Michael Hayes <mhayes@redhat.com>
11663 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
11664 Use it instead of loop_info->has_call for scanning loop mems.
11665 (check_dbra_loop): Replace loop_info->has_call test with
11666 loop_info->has_nonconst_call.
11668 2000-01-04 Matthew Hiller <hiller@redhat.com>
11670 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
11673 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11675 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
11676 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
11678 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11680 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
11681 (flag_short_double, flag_short_wchar): Define.
11682 (c_common_nodes_and_builtins): Create many tree nodes shared
11683 between C and C++ here instead of in cp/decl.c and ...
11684 * c-decl.c (init_decl_processing): ... here.
11685 (SIZE_TYPE, WCHAR_TYPE): Don't define.
11686 (flag_short_double, flag_short_wchar): Don't define.
11687 (record_builtin_type): New function.
11688 (build_void_list_node): New function.
11689 * c-common.h (flag_short_double, flag_short_wchar,
11690 record_builtin_type, build_void_list_node): Declare.
11692 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
11694 * integrate.c (expand_inline_function): Don't put a virtual
11695 register into the reg map.
11697 * function.c (fixup_var_refs_1): If force_operand didn't put
11698 the address into the target, move it there.
11700 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11702 Special-case tree_decl/tree_list allocations.
11703 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
11704 (OBJECT_SIZE): New macro.
11705 (NUM_EXTRA_ORDER): Likewise.
11706 (extra_order_size_table): New variable.
11707 (NUM_ORDERS): New macro.
11708 (objects_per_page_table): New variable.
11709 (object_size_table): New variable.
11710 (G.pages): Use NUM_ORDERS to bound the array.
11711 (G.page_tails): Likewise.
11712 (DIV_ROUND_UP): Remove.
11713 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
11714 (alloc_page): Use OBJECT_SIZE.
11715 (size_lookup): Don't make it const.
11716 (ggc_alloc): Use OBJECT_SIZE.
11717 (ggc_set_mark): Likewise.
11718 (ggc_get_size): Likewise.
11719 (init_ggc): Set up the object_size_table, objects_per_page_table,
11720 and adjust size_lookup.
11721 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
11722 (ggc_pop_context): Use NUM_ORDERS.
11723 (clear_marks): Likewise.
11724 (sweep_pages): Likewise.
11725 (poison_pages): Likewise.
11726 (ggc_print_statistics): Use OBJECT_SIZE.
11728 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11730 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
11731 Only call array_size_for_constructor if last field and array type
11732 with no upper bound.
11734 2001-01-04 Philip Blundell <philb@gnu.org>
11736 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
11737 from bit 31 downwards, if this requires no more insns.
11738 (count_insns_for_constant): New helper function for above.
11740 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
11742 * gencodes.c (output_predicate_decls): Remove empty initializer.
11744 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11746 * tree.c (copy_node): Remove documentation about obstacks.
11747 (buidl1): Check that nobody tries to build 2-argument nodes this
11750 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11752 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
11755 * gencodes.c (output_predicate_decls): Fill empty initializer
11758 2001-01-04 Jakub Jelinek <jakub@redhat.com>
11760 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
11761 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
11763 (do_include): Handle missing headers like cpp0.
11764 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
11765 paths with first include pathname. Don't strcat to uninitialized
11768 2001-01-04 Bernd Schmidt <bernds@redhat.com>
11770 * regrename.c (regrename_optimize): Don't rename from frame pointer
11771 if frame_pointer_needed.
11772 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
11773 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
11774 (ia64_reorg): Use it instead of scheduling if ! optimize.
11775 (errata_emit_nops): Properly call asm_noperands.
11776 (ia64_sched_reorder): Finish cycle if we see an asm.
11777 (ia64_variable_issue): Clear scheduling state after asms.
11779 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
11781 * cpp.texi: Update for -MT.
11782 * cppinit.c (initialize_dependency_output): Add a default
11783 target if none has been given already.
11784 (no_tgt, OPT_MT): New.
11785 (cpp_handle_option): Handle -MT. Update -M etc.
11786 * cpplib.h (struct cpp_options): Remove deps_target.
11787 * gcc.c (cpp_options): Handle -MT.
11788 * mkdeps.c (struct deps): Move from mkdeps.h.
11789 (deps_calc_target): Rename deps_add_default_target. Add a
11790 default target if none has been specified already.
11791 * mkdeps.h (struct deps): Move to mkdeps.c.
11792 (deps_calc_target): Rename deps_add_default_target.
11794 2000-01-03 Richard Henderson <rth@redhat.com>
11796 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
11798 * c-typeck.c (push_init_level): Move checks for flexible array
11799 members and zero length arrays ...
11800 (pop_init_level): ... here. Silently discard empty initializations.
11802 * varasm.c (output_constructor): Update for sizeof change to
11803 zero-length arrays.
11805 * extend.texi (Zero Length): Clarify semantics.
11807 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11809 * configure.in (tm.h): Include isns-codes.h last.
11810 * configure: Rebuilt.
11812 2001-01-03 Richard Henderson <rth@redhat.com>
11814 * config/alpha/alpha.md (addvsi3, addvdi3): New.
11815 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
11817 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11819 * tradcpp.c (main): Make sure finclude() is called with a valid
11820 indepth value while handling -include.
11822 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11824 * gencodes.c (output_predicate_decls): New function.
11826 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
11827 even if it is not the first time machmode.h is #included.
11828 * config/sh/sh.c (fpul_operand): Declare MODE argument.
11829 * tm.texi (PREDICATE_CODES): Document predicate declarations.
11830 * gcc.texi (Copyright): Added 2001.
11832 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11834 * c-common.c (c_common_lang_init): New function. Warn if format
11835 warning options which only have effects when used with -Wformat
11836 are used without -Wformat.
11837 * c-common.h (c_common_lang_init): Declare.
11838 * c-lang.c (lang_init): Call c_common_lang_init.
11839 * objc/objc-act.c (lang_init): Call c_common_lang_init.
11841 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11843 * configure.in: Check for the mktemp command.
11844 * configure: Regenerate.
11845 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
11846 $TEMP. Create temporary files with mktemp, if available at
11847 configure time; otherwise use set -C. Remove temporary files
11850 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11852 * configure.in: Require at least texinfo 4.0. Check for whether
11853 Pod::Man is sufficiently recent to regenerate GCC manpages.
11854 * configure: Regenerate.
11855 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
11857 (GENERATED_MANPAGES): Define.
11858 (generated-manpages): New target. Depend on cpp.1 as well as
11860 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
11861 configure to generated-manpages or empty) rather than on the
11862 manpages directly. Remove execute permission from installed
11863 gcov.1 as well as cpp.1.
11864 * cpp.1, gcov.1: Regenerate.
11866 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11868 * builtins.c (expand_builtin_strncmp): Use host_integerp and
11869 tree_low_cst. Allow using cmpstrsi in more cases.
11871 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11873 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
11876 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
11878 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
11879 * Makefile.in (HOST_CFLAGS): Mention build-make.
11881 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11883 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
11886 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11888 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
11891 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
11894 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
11895 reg_base_value and reg_known_value arrays.
11896 (init_alias_analysis): Add more cases to detect known values.
11897 * sched-deps.c (deps_may_trap_p): New function.
11898 (sched_analyze_2): Use it.
11900 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11902 * combine.c (simplify_shift_const): Even if we're sign-extracting,
11903 don't discard an ASHIFTRT if we're shifting in a wider mode.
11905 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
11907 * toplev.c (rest_of_compilation): Don't print basic block information
11908 when CFG isn't up to date.
11910 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
11912 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
11913 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
11914 (UNALIGNED_SHORT_ASM_OP): Define.
11915 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
11917 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11919 * fold-const.c (fold_convert): Fix typo.
11921 2001-01-02 Richard Henderson <rth@redhat.com>
11923 * c-common.h (ASM_INPUT_P): New.
11924 * c-parse.in (asm): Set it when needed.
11925 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
11926 existance of an operand.
11928 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
11930 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
11931 (dwarf2out_frame_debug_expr): Likewise.
11932 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
11934 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
11936 * i386.c (ix86_split_to_parts): Return number of part required;
11938 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
11940 (ix86_split_long_move): Use number of part returned
11941 by ix86_split_to_parts
11942 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
11944 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
11945 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
11946 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
11947 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
11948 (ALIGN_MODE_128): Add TFmode.
11949 (IS_STACK_MODE): Likewise.
11950 (HARD_REGNO_NREGS): TFmode needs 3 registers.
11951 (HARD_REGNO_OK): Support TFmodes.
11952 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
11953 * i386.md (scheduler definitions): Use memory operand to determine
11954 fst/fld instructions; use mode attribute to determine real mode of
11956 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
11957 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
11959 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11961 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
11963 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11965 * expr.c (store_constructor_field): Update ALIGN before calling
11968 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11970 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
11973 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11975 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
11978 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11980 * c-decl.c (start_function): Don't warn on third parameter to main.
11982 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11984 * tsystem.h: Define HAVE_DECL_GETOPT.
11986 2001-01-02 Philip Blundell <pb@futuretv.com>
11988 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
11991 2001-01-02 Richard Henderson <rth@redhat.com>
11993 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
11995 2001-01-02 Andreas Jaeger <aj@suse.de>
11997 * c-decl.c (c_decode_option): Remove support of
11998 -Wmissing-noreturn.
12000 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
12001 (W_options): Add -Wmissing-noreturn here.
12003 * flow.c: Define lang_missing_noreturn_ok_p.
12004 (check_function_return_warnings): Use it.
12006 * c-common.h: Declare lang_missing_noreturn_ok_p.
12008 * c-lang.c (c_missing_noreturn_ok_p): New function.
12009 (lang_init): Set lang_missing_noreturn_ok_p.
12011 * invoke.texi (Warning Options): Document this.
12013 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12015 * extend.texi (C++ Extensions): New node for C++ attributes;
12016 describe init_priority and com_interface.
12017 * invoke.texi: Remove -finit-priority as it now has zero effect.
12018 * install.texi: Fix xref syntax.
12019 * md.texi: Likewise.
12021 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12023 * config.gcc (sparc64-wrs-vxworks*): New case.
12024 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12026 * config/sparc/sparc.c (sparc_override_options): Do support different
12027 pointer and architecture size.
12028 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12029 (POINTERS_EXTEND_UNSIGNED): Define.
12030 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12031 (FUNCTION_MODE): Define to be Pmode.
12032 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12034 * function.c (expand_function_end): Properly handle DECL_RESULT
12035 and copy when ptr_mode != Pmode.
12036 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12038 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12040 * c-common.c (c_common_nodes_and_builtins): Set prototype
12041 parameters for __builtin_fputs, __builtin_fputc and
12042 __builtin_fwrite. Don't declare plain fputc as a builtin.
12044 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12046 * loop.c (add_label_notes): Increment the label usage count when
12047 a note is added to an insn which refers to a CODE_LABEL.
12048 * gcse.c (add_label_notes): Likewise.
12050 2001-01-01 Andreas Jaeger <aj@suse.de>
12052 * loop.c (scan_loop): Use xmalloc to allocate movables.
12054 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12056 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12057 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12058 * reload1.c (REGISTER_MOVE_COST): Likewise.
12059 * regclass.c (REGISTER_MOVE_COST): Likewise.
12060 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
12061 dimension. Adjust all users.
12062 (init_reg_sets_1): Iterate on all modes.
12063 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
12064 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
12065 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
12066 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
12067 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
12068 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
12069 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
12070 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
12071 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
12072 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
12073 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
12074 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
12075 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
12076 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
12077 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
12078 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
12079 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
12080 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
12081 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
12082 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
12083 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
12084 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
12085 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
12086 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
12087 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
12088 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
12089 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
12091 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12093 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
12094 arg VARIES_P. Call it with extra arg.
12095 (true_dependence): Likewise.
12096 * rtl.h (rtx_addr_can_trap_p): Declare.
12097 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
12099 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
12100 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
12101 pic offset table register if it's zero. All callers changed.
12102 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
12104 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12106 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
12107 STRING_POOL_ADDRESS_P.
12109 * config/sparc/sparc.c (input_operand): Properly test for short op.
12111 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
12112 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
12113 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
12114 * config/sparc/elf.h: No longer include sol2.h.
12115 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
12116 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
12118 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
12120 2001-01-01 Michael Hayes <mhayes@redhat.com>
12122 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
12123 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
12124 (record_initial): Likewise.
12125 * unroll.c (copy_loop_body, loop_iterations): Likewise.
12126 (remap_split_bivs): Likewise.
12128 2001-01-01 Michael Hayes <mhayes@redhat.com>
12130 * loop.c (loop_ivs_free): New function.
12131 (strength_reduce): Break out from...
12133 2001-01-01 Michael Hayes <mhayes@redhat.com>
12135 * loop.h (struct iv): New.
12136 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
12137 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
12138 'reg_biv_class' fields with 'regs' and 'n_regs'.
12139 (struct ivs): Rename 'loop_iv_list' field to 'list'.
12140 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
12141 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
12143 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
12145 * resource.c (mark_referenced_resources): Abort() before
12146 attempting to mark a pseudo register.
12147 (mark_set_resources): Likewise.
12149 2001-01-01 Michael Hayes <mhayes@redhat.com>
12151 * loop.h (REG_IV_CLASS): New accessor macro.
12152 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
12153 * unroll.c (REG_IV_CLASS): Likewise.
12155 See ChangeLog.4 for earlier changes.