1 2001-06-08 Mark Mitchell <mark@codesourcery.com>
3 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
4 accurately reflect its cv-qualification.
5 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
6 cv-qualifiers on function types.
8 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
10 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
13 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
15 * doc/gcc.texi, doc/invoke.texi: Add index of command line
16 options. Use @opindex to index them rather than other indexing
17 commands. Use @var{...} instead of <...>. Avoid spaces in names
18 inside @var. Don't use @kindex to index escape sequences in
21 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
23 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
25 2001-06-08 Jakub Jelinek <jakub@redhat.com>
27 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
28 for complex floats passed to unprototyped functions.
30 2001-06-08 Jakub Jelinek <jakub@redhat.com>
32 * jump.c (mark_modified_reg): Allow jump threading if condition
33 codes are represented by a hard register.
35 2001-06-08 Jakub Jelinek <jakub@redhat.com>
37 * config/ia64/ia64.h (CC1_SPEC): Define.
38 * config/ia64/linux.h (CC1_SPEC): Define.
40 2001-06-08 Jakub Jelinek <jakub@redhat.com>
42 * tradcpp.c (do_define): Make sure we don't walk past limit.
44 2001-06-08 Jakub Jelinek <jakub@redhat.com
46 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
48 * doc/cpp.texi (__NO_INLINE): Document it.
50 2001-06-08 Mark Mitchell <mark@codesourcery.com>
52 * except.c (expand_eh_region_end_allowed): Call
53 do_pending_stack_adjust as necessary.
55 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
57 * doc/install.texi2html (MAKEINFO): Keep value if set already.
59 2001-06-07 Mark Mitchell <mark@codesourcery.com>
61 * tree.h (DECL_SOURCE_FILE): Improve documentation.
62 (DECL_SOURCE_LINE): Likewise.
64 2001-06-07 Phil Edwards <pme@sources.redhat.com>
66 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
67 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
69 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
71 * doc/contrib.texi: Add copyright notice.
73 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
75 * doc/md.texi: Use four digit years in copyright notice.
77 2001-06-07 DJ Delorie <dj@redhat.com>
79 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
80 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
81 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
82 gcov.1: Move to doc subdirectory.
83 * install.texi: Move to doc/install-old.texi.
84 * gcc.texi: Move to doc, refer to install-old.texi.
85 * Makefile.in: Reflect move of docs to doc/.
86 * f/Make-lang.in: Ditto.
87 * java/Make-lang.in: Ditto.
88 * doc/.cvsignore: New.
90 2001-06-07 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
92 * c-tree.texi: Reformat the manual as a single chapter now
94 * gcc.texi: Include c-tree.texi. Merge all indexes.
95 * Makefile.in (dvi): Add generation for the cppinternals
96 documentation. Added dependencies on fdl.texi and c-tree.texi
97 where appropriate. Use TEXI2DVI instead of custom tex calls.
98 (info): Added dependencies on fdl.texi and c-tree.texi where
99 appropriate. Remove the target c-tree.info.
101 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
105 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
107 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
108 pthread_t to objc_thread_t.
109 (__gthread_objc_thread_id): Likewise.
111 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
113 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
114 (ASM_OLDAS_SPEC): Likewise.
116 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
117 (CPP_SUBTARGET_SPEC): Use it.
118 (ASM_OLDAS_SPEC): Define.
120 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
122 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
124 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
127 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
129 * tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
130 Document use of N_(...), and show it in examples. Note that
131 documentation should be added to invoke.texi. Avoid an overfull
134 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
136 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
139 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
141 * install.texi: Remove more obsolete documentation.
143 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
145 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
146 * configure: Rebuilt.
148 2001-06-06 Richard Henderson <rth@redhat.com>
150 * flow.c (mark_used_reg): Clean up looping over multiple hard
151 registers. Do conditional life bits across multiple hard regs.
153 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
155 * reload1.c (reload): Revert Schmidt's change so all USEs are not
156 deleted during reload.
158 2001-06-05 Mark Mitchell <mark@codesourcery.com>
160 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
161 functions here, instead of ...
162 * c-decl.c (c_expand_body): ... here.
164 2001-06-05 Richard Henderson <rth@redhat.com>
166 * dwarf2.h (DW_EH_PE_aligned): New.
167 * dwarf2asm.c (eh_data_format_name): Name it.
168 (dw2_asm_output_encoded_addr_rtx): Align for it.
169 * dwarf2out.c (output_call_frame_info): Handle it for personality
170 routine and LSDA pointers.
172 * unwind-pe.h (DW_EH_PE_aligned): New.
173 (base_of_encoded_value): Handle it.
174 (read_encoded_value_with_base): Likewise.
175 * unwind-dw2-fde.c (base_from_object): Likewise.
176 (get_cie_encoding): Likewise.
178 * config/alpha/elf.h: Remove ecoff commentary.
179 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
181 2001-06-05 Mark Mitchell <mark@codesourcery.com>
183 * print-rtl.c (xspaces): Remove.
184 (print_rtx): Use printf field-width, rather than xpsaces, to
186 * toplev.c (main): Disable sibling-call optimization if we are
189 2001-06-05 Bernd Schmidt <bernds@redhat.com>
191 * reload1.c (reload): Delete all USEs generated during reload.
193 Tue Jun 5 21:08:39 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
195 * config.gcc (i?86-*-solaris2*): Enable shared libgcc.
197 2001-06-05 Phil Edwards <pme@sources.redhat.com>
199 * gccbug.in: Remove high priority.
201 2001-06-05 scott snyder <snyder@fnal.gov>
203 * gccbug.in: Fix typo.
205 2001-06-05 David Edelsohn <edelsohn@gnu.org>
207 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
208 __WCHAR_TYPE__ definition.
209 (WCHAR_TYPE_SIZE): #undef before #define.
211 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
213 * c-common.h (flag_dump_translation_unit): Remove.
214 (enum tree_dump_index): Define.
215 (TDF_ADDRESS, TDF_SLIM): New #defines.
216 (dump_node_to_file): Remove.
217 (dump_node): Make extern. Add flags.
218 (dump_flag, dump_enabled_p, dump_begin, dump_end,
219 dump_switch_p): Prototype.
220 * c-common.c (flag_dump_translation_unit): Remove.
221 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
222 logic. Use dump_switch_p.
223 * c-dump.h (struct dump_info): Add node and user fields.
224 (dump_pointer): Declare.
225 * c-dump.c (dump_node): Make extern. Add flags.
226 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
227 (dump_new_line, dump_maybe_newline): Use them.
228 (dump_pointer): New function.
229 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
230 chain or function's body. Dump address, if TDF_ADDRESS set.
232 (dump_node_to_file): Remove.
233 (struct dump_file_info): New struct.
234 (dump_files): New array.
235 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
236 * c-lang.c (finish_file): Adjust dumping.
237 * toplev.h (dump_base_name): Make extern.
238 * invoke.texi: Document new flags.
240 2001-06-04 Mark Mitchell <mark@codesourcery.com>
242 * c-tree.h (lang_decl): Add pending_sizes fields.
243 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
245 (c_expand_body): Expand them.
246 (lang_mark_tree): Mark lang_decl:pending_sizes.
247 * function.c (expand_pending_sizes): New function, broken out
249 (expand_function_start): ... here.
250 * tree.h (expand_pending_sizes): Declare it.
252 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
254 * doc/install.texi: Update FreeBSD information. Generalize
255 and update information for alpha-based platforms using ELF.
257 2001-06-04 Richard Henderson <rth@redhat.com>
259 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
260 optimization if current_function_calls_setjmp.
262 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
264 * c-tree.texi: Fix documentation of TREE_STRING_LENGTH for wide
267 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
269 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
270 (store_parm_decls): Likewise.
271 * c-typeck.c (convert_arguments): Likewise.
273 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
275 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
276 mark_constant_pool_use before output_addr_const.
277 (struct pool_node): New field wend.
278 (add_constant): Note a sequence of constants that are referenced
280 (pool_window_label, pool_window_last): New variables.
281 (dump_table): Emit a unspec_volatile representing the end of a
282 sequence of constants.
283 (mark_constant_pool_use): New function.
284 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
285 (consttable_2): Add the second operand which flags whether
286 this consttable entry was used or not.
287 (consttable_4, consttable_8, consttable_sf, consttable_df):
289 (consttable_window_end): New insn.
291 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
294 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
295 (shl_and_kind): Cast wide constant.
296 (gen_far_branch): Define as static, as in declaration.
297 (barrier_align): Compute cache-line length as unsigned. Add
298 parentheses in initial credit computation.
299 (rounded_frame_size): Add parentheses.
300 (permanent_obstack): Remove declaration. Include ggc.h for
301 declaration of ggc_add_root_rtx().
302 (get_free_reg): Removed declaration of unused variable reg.
303 (legitimize_pic_address): Mark mode argument as unused.
305 2001-06-03 Igor Shevlyakov <igor@windriver.com>
307 * config/sh/sh.c (output_branch): Support for insn with lenght
308 attr 12 & 16 which represents cond branches outside +-4096 range.
310 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
312 * config/sh/lib1funcs.asm (ic_invalidate): Align the
313 cache-mirroring sequence. Add nops.
315 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
317 * install.texi: Remove more old installation documentation.
318 * doc/install.texi: Add relevant parts here.
320 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
322 * doc/install.texi2html: New script.
324 2001-06-03 David Edelsohn <edelsohn@gnu.org>
326 * doc/install.texi: Update AIX information again.
328 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
330 * gcc.texi, install.texi: Remove old system-specific installation
332 * doc/install.texi: Move it to here.
334 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
336 * doc/install.texi: Clean up Texinfo markup.
338 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
340 * cpp.texi, cppinternals.texi, gcc.texi: Move contents to just
343 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
345 * install.texi: Remove documentation of some configuration
347 * doc/install.texi: Add relevant parts of this documentation here.
349 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
351 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
352 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
354 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
356 * install.texi: Remove libgcc1 documentation.
357 * gcc.texi: Remove link to Cross Runtime.
359 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
361 * invoke.texi: Remove references to papers about sequence points to
362 readings.html, refer to that page.
364 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
366 * README: Update references to installation instructions.
368 2001-06-01 Laurent Guerby <guerby@acm.org>
369 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
371 * doc/install.texi: Define srcdir when sources come from CVS.
372 Significantly improve markup. Wrap overly long lines.
374 2001-05-31 Richard Henderson <rth@redhat.com>
376 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
377 also link against libgcc.a.
379 Thu May 31 19:17:01 CEST 2001 Jan Hubicka <jh@suse.cz>
381 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
383 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
385 * install.texi (Configuration): Add html links for --with-gnu-as &
386 --with-gnu-ld and refer to them from hppa & SCO triplets.
387 (Specific): Link back to with-gnu-ld for all ELF platfoms.
388 (Specific): Reword AVR binutils recommendation.
390 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
392 * extend.texi: Fix formating of examples, eliminate some
394 * gcc.texi: Eliminate some 'overfull hboxes'.
395 * invoke.texi: Use two spaces between command options, eliminate
396 some 'overfull hboxes'.
398 2001-05-30 Richard Henderson <rth@redhat.com>
400 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
402 2001-05-30 Tom Tromey <tromey@redhat.com>
404 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
405 use it in the new association.
407 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
408 David O'Brien <obrien@freebsd.org>
410 FreeBSD system configuration merged from mainline.
412 * config.gcc (the unlabeled system switch statement): Add
413 generic configuration section to handle *-*-freebsd*. Also,
414 to match the system compiler, default to threading support (it
415 may be disabled with the standard --disable-threads
416 configuration-time switch). Report bad configuration.
417 (i[34567]86-*-freebsd* in machine-specific section): Use it.
418 (alpha*-*-freebsd* in machine-specific section): Likewise.
420 * config/freebsd.h (LIB_SPEC): Key the exact setting to
421 configure-time options and target version of FreeBSD. Set-up
422 to match architectural change in threading support. Correctly
423 report when -pthread option is not supported by configure-time
425 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
426 and extend to encode target version number in run-time setting
427 of __FreeBSD__ macro to match the system compiler. Use #endif/#if pair
428 instead of #elif (which is OK for this case but not in general).
429 (CPP_PREDEFINES): Likewise.
430 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
432 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
433 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
435 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
436 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
437 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
438 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
439 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
441 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
442 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
443 -pthread instead setting macro.
445 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
446 John David Anglin <dave@hiauly1.hia.nrc.ca>
448 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
449 to target type to allow ISO C++ compiler to accept it.
450 * gthr-dce.h (__gthread_active_ptr): Likewise.
451 * gthr-solaris.h (__gthread_active_ptr): Likewise.
453 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
455 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
456 so that we do accept comments in preprocessed input.
458 2000-05-30 Kelley Cook <kelley.cook@home.com>
460 * config/i386/i386.h (TARGET_SWITCHES): Remove -mmmx and -msse options.
462 2001-05-30 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
464 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
465 of just copying CPP_CPU_SPEC.
467 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
469 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
471 2001-05-30 Hans-Peter Nilsson <hp@axis.com>
473 * Makefile.in (s-mlib): Make backtick-commands always succeed.
474 (DRIVER_DEFINES): Ditto.
476 2001-05-29 Stan Shebs <shebs@apple.com>
478 * gcc.texi: Add links for information about Objective-C.
480 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
482 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
484 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
486 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
487 /bin/sed fails on [^\"]).
488 (configargs.h): Likewise.
489 * configure: Rebuilt.
491 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
493 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
494 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
495 Remove trailing whitespace.
497 2001-05-28 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
499 * c-common.c (c_common_nodes_and_builtins): Change __builtin_fsqrt
501 * extend.texi (Other Builtins): Update documentation about
504 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
506 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
507 became http://freeware.sgi.com/.
509 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
511 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
513 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
515 * cpplib.c (run_directive): Set pfile->directive.
517 2001-05-27 Nathan Sidwell <nathan@codesourcery.com>
519 * lists.c (init_EXPR_INSN_LIST_cache): Only called once.
520 * toplev.c (rest_of_compilation): Don't call it here.
521 (compile_file): Call it here.
523 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
525 * combine.c (try_combine): Fix typo in comment.
526 * expr.c (expand_expr): Likewise.
527 * config/i370/i370.md (untyped_call): Likewise.
529 2001-05-26 Bruce Korb <bkorb@gnu.org>
531 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
532 when fixincl is operating in test mode
533 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
534 (AAB_ultrix_limits): remove redundant text
535 (AAB_ultrix_memory): ditto
536 (AAB_ultrix_string): ditto
537 (djgpp_wchar_h): fix the test text
538 (irix_stdio_va_list): add test text
539 (irix_limits_const): add a testing output file (limits.h is overwritten)
540 (strict_ansi_not_ctd): put limits.h second in list for same reason
541 (solaris27_mutex_init): test text needed selection text, too
543 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
544 when fixincl is operating in test mode
546 2001-05-25 Zack Weinberg <zackw@stanford.edu>
548 * toplev.c (debug_args, f_options, W_options): Mark
549 descriptions for translation.
550 (display_help): Translate descriptions on output.
552 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
553 objc/lang-options.h: Mark descriptions for translation.
555 * aclocal.m4: Quote final argument of patsubst. Use
556 3-argument form of AC_DEFINE. Restore quotes to [] while
558 * configure, config.in: Regenerate.
560 2001-05-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
562 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Remove MODE argument.
564 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
566 * config/arc/initfini.c (.init): Fix typo.
568 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
570 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
572 2001-05-25 Richard Henderson <rth@redhat.com>
574 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
575 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
576 (sparc*-*-solaris2): Likewise.
577 * config/t-linux: Remove shared libgcc macros.
578 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
579 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
581 2001-05-25 Richard Henderson <rth@redhat.com>
583 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
585 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
587 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
588 strict_ansi_only): Don't run if stdc_0_in_system_headers.
589 * fixinc/fixincl.x: Regenerate.
590 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
591 (FIX_TEST_TABLE): Declare it.
592 * fixinc/fixlib.h: Include config.h.
594 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
596 * fixinc/inclhack.def (alpha___assert): Change char * args to
597 const char * on Tru64 UNIX to avoid excessive warnings from
599 * fixinc/fixincl.x: Regenerate.
601 2001-05-25 David Edelsohn <edelsohn@gnu.org>
603 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
605 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
608 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
610 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
611 instead of rtx_equal_p for early clobber test.
613 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
615 * aclocal.m4: Fixed typo.
616 (gcc_AC_HEADER_STDBOOL): Define.
617 (gcc_AC_C__BOOL): Define.
618 * configure.in: Use them.
619 (AC_CHECK_HEADERS): Remove stdbool.h
620 * configure, config.in: Regenerate.
622 2001-05-25 Richard Henderson <rth@redhat.com>
624 * config/i386/i386.md: Revert previous change. Do not apply
625 the peephole if the components do not die after the sequence.
627 2001-05-25 Mark Mitchell <mark@codesourcery.com>
629 * config/i386/i386.md: Make sure cmpstr peepholes do not
630 affect liveness information.
632 2001-05-24 Mark Mitchell <mark@codesourcery.com>
634 * c-typeck.c (digest_init): Issue error messages about
635 invalid constants, not warnings.
637 * invoke.texi (-fno-builtin): Document that this is always on
640 2001-05-24 Philip Blundell <philb@gnu.org>
642 * config/arm/arm.c (output_return_instruction): Correctly handle
643 interworking and interrupt functions.
645 2001-05-24 Philip Blundell <philb@gnu.org>
647 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
648 -m{no-}sched-prolog. Fix typos and improve formatting.
650 2001-05-24 Philip Blundell <philb@gnu.org>
652 * invoke.texi (ARM Options): Improve wording slightly. Add
653 documentation for more options, including those for Thumb mode.
654 Don't mention options that don't exist or are unimplemented.
655 (Thumb Options): Delete; merged into above section.
657 2001-05-24 Geoff Keating <geoffk@redhat.com>
659 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
660 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
662 2001-05-23 Richard Henderson <rth@redhat.com>
664 * doc/install.texi (alpha-linux): Require binutils 2.11.
666 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
668 * extend.texi (Attribute Syntax): Clarify application of
669 attributes to parameters declared as functions or arrays.
671 2001-05-23 Zack Weinberg <zackw@stanford.edu>
673 * diagnostic.c (vnotice): Kill.
674 (fnotice): Call vfprintf directly.
675 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
676 verbatim, set_diagnostic_context): Rename string argument to
677 indicate that it is run through gettext.
678 (vbuild_message_string, build_message_string, output_do_printf):
679 Rename string argument to indicate that it is NOT run through
681 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
682 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
683 Run msgid argument through gettext.
684 (default_print_error_function): Run constant strings through
685 gettext when nothing else will.
686 (fatal_error, internal_error, error_recursion): Use fnotice.
687 Present complete sentences to gettext.
689 2001-05-23 Mark Mitchell <mark@codesourcery.com>
691 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
693 2001-05-22 Richard Henderson <rth@redhat.com>
695 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
696 section pointer alignment.
698 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
700 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
701 of __USER_LABEL_PREFIX__.
703 2001-05-22 Richard Henderson <rth@redhat.com>
705 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
706 (__deregister_frame_info_bases): New.
707 * unwind-dw2-fde.h: Declare it.
708 * libgcc-std.ver: Export it.
709 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
710 called __register_frame_info_bases.
712 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
714 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
715 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
716 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
717 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
718 "r2" to the assembly file. Only issue allocs with non-zero parameters.
720 2001-05-22 Richard Henderson <rth@redhat.com>
722 * libgcc2.c: Include hwint.h.
724 2001-05-22 Richard Henderson <rth@redhat.com>
726 * crtstuff.c (__register_frame_info_bases): Declare.
727 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
728 (__do_global_dtors_aux, __do_global_dtors): Streamline.
730 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
731 (CRT_GET_RFIB_DATA): New.
732 * config/i386/sysv4.h: Likewise.
733 * config/i386/sco5.h: Likewise.
734 (ASM_PREFERRED_EH_DATA_FORMAT): New.
736 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
738 * doc/install.texi (Specific): Remove a bogus and duplicate part
739 copied from the end of the document.
741 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
743 * install.texi: Remove obsolete information on SunOS as well as
744 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
745 (Installing GNU CC on the Sun): Remove section.
747 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
749 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
750 keep errno unchanged on success.
752 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
754 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
755 once for hexadecimal floats, whether or not they contain a decimal
756 point. Don't let the setting of pedantic otherwise affect the
757 parsing of hexadecimal floats.
759 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
761 * README.ACORN: Remove obsolete file.
763 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
765 Merge objc.texi from mainline:
766 2001-02-28 Ovidiu Predescu <ovidiu@cup.hp.com>
767 * objc-features.texi: Document the @compatibility_alias compiler
768 directive (description from Nicola Pero <n.pero@mi.flashnet.it>).
770 2001-05-21 Mark Mitchell <mark@codesourcery.com>
772 * tree.h (type_num_arguments): Declare it.
773 * tree.c (type_num_arguments): New function.
775 2001-05-21 Richard Henderson <rth@redhat.com>
777 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
780 2001-05-21 Mark Mitchell <mark@codesourcery.com>
782 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
783 non-register variables.
784 * extend.texi: Document that asm-specifications do not make sense
785 for non-static local variables.
787 2001-05-17 Andrew Haley <aph@redhat.com>
789 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
791 2001-05-20 Mark Mitchell <mark@codesourcery.com>
792 Jim Wilson <wilson@redhat.com>
794 * libgcc2.h (TItype): Do not assume that the host has 64-bit ntegers.
795 (W_TYPE_SIZE): Likewise.
797 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
799 * extend.texi: Clarify documentation of extensions included in ISO
800 C99. Prefer C99 terminology and syntax to old GNU terminology and
801 syntax. Add more index entries. Document mixed declarations and
802 code as an extension in C89 mode. Warn about future changes to
803 semantics of inline functions. Fixes PR other/930.
805 2001-05-20 Richard Henderson <rth@redhat.com>
807 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
808 to be output before a branch.
810 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
811 * sched-deps.c (sched_analyze_insn): Remove unused vars.
813 2001-04-05 Bernd Schmidt <bernds@redhat.com>
814 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
817 2001-04-04 Bernd Schmidt <bernds@redhat.com>
818 * sched-deps.c (sched_analyze_insn): Partially revert March 27
821 2001-05-20 Richard Henderson <rth@redhat.com>
823 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
825 2001-05-20 Richard Henderson <rth@redhat.com>
827 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
828 (ASM_DOUBLE): Remove.
829 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
830 * config/i386/sun386.h: Likewise.
832 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
833 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
835 * config/i386/cygwin.h (INT_ASM_OP): Remove.
836 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
837 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
838 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
840 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
841 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
842 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
843 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
844 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
845 * config/i386/win-nt.h, config/i386/win32.h: Likewise.
847 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
849 * invoke.texi: Add more options to summary list.
851 2001-05-19 Zack Weinberg <zackw@stanford.edu>
853 * extend.texi: Document #pragma GCC java_exceptions.
855 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
857 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
858 used. Fixes PR c/2291.
861 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
863 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
864 the -fpic and -fPIC options, clear flag_pic.
866 2001-05-19 Brad Lucier <lucier@math.purdue.edu>, Alexandre Oliva <aoliva@redhat.com>
868 * Makefile.in (alloca.o): Depend on $(GCONFIG_H).
869 ($(HOST_PREFIX_1)alloca.o): Depend on $(HCONFIG_H). Arrange for
870 hconfig.h to be included.
872 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
874 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
876 (expand_eh_return): Convert between word_mode and Pmode.
877 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
879 (execute_stack_op): Likewise.
880 (execute_cfa_program): Likewise.
881 (uw_frame_state_for): Likewise.
882 (uw_update_context_1): Likewise.
883 * unwind.inc (_Unwind_Reason_Code): Likewise.
884 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
885 (EH_RETURN_STACKADJ_RTX): Likewise.
886 * config/mips/mips.c (compute_frame_size): Make space for saving
888 (mips_expand_epilogue): Handle EH stack adjustments.
889 * config/mips/mips.md (eh_return): New pattern.
890 (eh_set_lr_si): Likewise.
891 (eh_set_lr_di): Likewise.
892 Add splitter to perform EH return after reload.
894 2001-05-19 Mark Mitchell <mark@codesourcery.com>
896 * jump.c (mark_jump_label): Tidy previous change.
898 2001-05-17 Brendan Conoboy <blc@cygnus.com>
899 Bruce Korb <bkorb@gnu.org>
901 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
902 found in fixinc directory. Facilitates binary distributions.
904 2001-05-19 Bruce Korb <bkorb@gnu.org>
906 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
907 * fixinc/genfixes: emit a warning if AutoGen is out of date
908 * fixinc/fixincl.x: regen
909 * fixinc/Makefile.in: open stdin for those building with a closed one.
911 2001-05-19 Mark Mitchell <mark@codesourcery.com>
913 * jump.c (mark_jump_label): Tidy previous change.
915 * jump.c (jump_optimize_1): Tidy.
916 (mark_jump_label): When changing the label in a LABEL_REF, change
917 update any REG_EQUAL notes as well.
919 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
921 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
923 * toplev.c (main): If the target does not allow profiling without
924 a frame pointer, issue an error message.
925 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
928 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
930 * regrename.c (regrename_optimize): frame pointer register can
933 2001-05-18 John David Anglin <dave@hiauly1.hia.nrc.ca>
935 * toplev.c (note_outlining_of_inline_function): Add ATTRIBUTE_UNUSED
936 to argument declaration.
938 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
940 * README.DWARF: Move into dwarfout.c.
942 2001-05-18 Stan Shebs <shebs@apple.com>
944 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
945 * configure: Regenerate.
947 2001-05-18 Geoff Keating <geoffk@redhat.com>
949 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
950 the link register if we're not going to use it.
952 * config/rs6000/rs6000.c (output_function_profiler): Fix a warning.
954 2001-05-18 Per Bothner <per@bothner.com>
956 Changes needed for java/jvspec.c
957 * gcc.h (n_infiles, outfiles): Add declarations.
958 * gcc.c (n_infiles, outfiles): Mske no longer static.
960 Fri May 18 10:12:19 2001 Jeffrey A Law (law@cygnus.com)
962 * config/pa/som.h (EXCEPTION_SECTION): Define.
964 2001-05-18 Bernd Schmidt <bernds@redhat.com>
967 2001-02-09 Nick Clifton <nickc@redhat.com>
968 * config/arm/arm.md: Change output constraint on post inc
969 load/store multiple patterns to be a read/write constraint.
971 2001-05-18 Mark Mitchell <mark@codesourcery.com>
973 * function.c (expand_function_start): Avoid creating BLKmode
976 2001-05-17 Mark Mitchell <mark@codesourcery.com>
978 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
979 DIE, even if it has no children.
980 (dwarf2out_finish): Always output the line-number table, even if
983 2000-05-18 David Edelsohn <edelsohn@gnu.org>
985 * rs6000.md (movsfcc,movdfcc): Remove NE case.
987 2000-05-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
989 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
990 offsets if not REG_OK_STRICT.
992 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
993 (INT_REG_OK_FOR_INDEX_P): Likewise.
994 (INT_REG_OK_FOR_BASE_P): Likewise.
995 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
996 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
997 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
998 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
999 REG_OK_FOR_BASE_P. Take an additional parameter.
1000 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
1001 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
1002 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
1003 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
1004 rs6000_legitimate_address() and use it.
1005 * config/rs6000/rs6000.c: Update all callers.
1006 (rs6000_legitimate_address): New function.
1008 2001-05-17 Mark Kettenis <kettenis@wins.uva.nl>
1010 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1012 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1014 * doc/install.texi: Update Solaris information.
1016 * except.h (protect_cleanup_actions): Remove it.
1017 (lang_protect_cleanup_actions): Declare it.
1018 * except.c (protect_cleanup_actions): Remove it.
1019 (lang_protect_cleanup_actions): New variable.
1020 (init_eh): Don't make protect_cleanup_actions a GC root.
1021 (expand_eh_region_and_cleanup): Call
1022 lang_protect_cleanup_actions.
1023 (output_function_exception_table): Remove unused `align'
1025 * varasm.c (assemble_external): Abort if we have not yet
1026 opened the assembly output file.
1028 Thu May 17 11:53:49 2001 Jeffrey A Law (law@cygnus.com)
1030 * pa.c (hppa_init_pic_save): No longer update last_parm_insn.
1032 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1033 for eh_personality_libfunc.
1035 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1037 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1038 (reload_as_needed): Call update_eliminable_offsets a bit later.
1040 * expr.c (protect_from_queue): Protect against subsequent calls to
1042 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1045 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1047 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1050 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1052 * gccbug.in (CATEGORIES): Add "bootstrap".
1054 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1056 * stmt.c (expand_asm_operands): For inout operands, make sure
1057 the substitution of '=' for '+' makes it into the rtl.
1059 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1061 * gcc.texi (gccbug): Refer to the web pages for detailed information
1064 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1065 Bruce Korb <bkorb@gnu.org>
1067 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1070 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1072 * assert.h: Removed.
1073 * libgcc-std.ver, sys-protos.h: Remove __eprintf.
1074 * libgcc2.c: Document that __eprintf exists for backward
1076 * configure.in: Correct commentary now assert.h does not exist.
1077 * configure: Regenerate.
1079 * Makefile.in: Delete INSTALL_ASSERT_H, assertdir, and all
1080 references to either. Delete install-assert-h target. Do not
1081 create $(assertdir) or $(gcc_tooldir) in mkinstalldirs target.
1082 Move _eprintf from LIB2FUNCS to LIB2FUNCS_ST; pass
1083 LIB2FUNCS_ST to mklibgcc.
1084 * cross-make: Don't set assertdir.
1085 * mklibgcc.in: Add support for LIB2FUNCS_ST.
1087 * config/t-freebsd, config/t-linux, config/t-linux-aout,
1088 config/t-netbsd, config/t-openbsd, config/t-rtems, config/x-linux,
1089 config/alpha/t-interix, config/i386/t-beos, config/i386/t-interix,
1090 config/mcore/t-mcore, config/mcore/t-mcore-pe:
1091 No need to set INSTALL_ASSERT_H.
1093 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
1094 fixinc/fixinc.svr4, fixinc/fixinc.winnnt, fixinc/fixinc.wrap,
1095 fixinc/fixincl.sh: Don't install assert.h.
1097 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1099 * i386.md: Add two peepholes to clean up code generated by
1102 2001-05-16 Richard Henderson <rth@redhat.com>
1104 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1105 variants of non-absolute encodings.
1107 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1109 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1110 __register_frame_info_table_bases): Export.
1112 Wed May 16 13:38:21 2001 Jeffrey A Law (law@cygnus.com)
1114 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1117 2001-05-16 Richard Henderson <rth@redhat.com>
1119 * except.c (eh_data_format_name): Move to ...
1120 * dwarf2asm.c: ... here. Use designated initializers if available.
1121 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1122 * dwarf2asm.h: Update declarations.
1123 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1124 ASM_PREFERRED_EH_DATA_FORMAT.
1125 (output_call_frame_info): Likewise. Use 'L' augmentation for
1128 * unwind-dw2-fde.h (struct fde_vector): New.
1129 (struct old_object): Rename from struct object.
1130 (struct object): New.
1131 (__register_frame_info_bases): Declare.
1132 (__register_frame_info_table_bases): Declare.
1133 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1134 * unwind-dw2-fde.c (objects): Remove.
1135 (unseen_objects, seen_objects): New.
1136 (__register_frame_info_bases): New.
1137 (__register_frame_info): Use it.
1138 (__register_frame_info_table_bases): New.
1139 (__register_frame_info_table): Use it.
1140 (__deregister_frame_info): Rewrite for changed object struct.
1141 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1142 (fde_unencoded_compare): Rename from fde_compare; uninline.
1143 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1144 (start_fde_sort): Adjust for new definition of fde_vector.
1145 (fde_insert): Likewise.
1146 (end_fde_sort): Likewise. Select comparison function based
1147 on properties of the object.
1148 (fde_split): Take object and fde_compare_t arguments.
1149 (frame_heapsort, fde_merge): Likewise.
1150 (classify_object_over_fdes): Rename from count_fdes. Handle
1151 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1153 (add_fdes): Handle encoded pointers.
1154 (init_object): Rename from frame_init. Update for new struct object.
1155 (linear_search_fdes): Rename from search_fdes. Handle encoded
1157 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1158 (binary_search_single_encoding_fdes): New.
1159 (binary_search_mixed_encoding_fdes): New.
1160 (search_object): New.
1161 (_Unwind_Find_FDE): Update for new struct object. Fill in
1163 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1164 iterating over EH data.
1165 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1166 fde_encoding, lsda_encoding.
1167 (read_uleb128, read_sleb128): Remove.
1168 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1169 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1170 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1172 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1174 2001-05-16 Andreas Jaeger <aj@suse.de>
1176 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1178 * toplev.c: Include dwarf2asm.h for prototype of
1179 dw2_output_indirect_constants.
1181 2001-05-16 Richard Henderson <rth@redhat.com>
1183 2001-03-08 Richard Henderson <rth@redhat.com>
1184 * configure.in (HAVE_AS_LEB128): New assembler check.
1185 * configure, config.in: Rebuilt.
1187 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1189 * doc/install.texi: Update AIX information.
1190 * README.RS6000: Remove obsolete file.
1192 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1194 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1196 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1197 Nathan Sidwell <nathan@codesourcery.com>
1199 * gcc.c (give_switch): Don't write before start of string.
1200 Always append suffix.
1202 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1204 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1207 2001-05-16 Dean Wakerley <dean@wakerley.com>
1209 * doc/install.texi: New file. Converted to texinfo from the HTML
1210 documentation in wwwdocs/htdocs/install.
1212 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1214 * README.ALTOS: Remove obsolete file.
1216 Tue May 15 22:12:41 2001 Jeffrey A Law (law@cygnus.com)
1218 * flow.c (life_analysis): After life analysis is complete, do
1219 an optional scan over insns looking for REG_LABEL notes that
1220 reference a deleted label.
1221 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1222 before peeking at LABEL_NUSES.
1224 2001-05-15 Richard Henderson <rth@redhat.com>
1226 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1227 (_Unwind_GetTextRelBase): New.
1229 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1231 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1233 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1235 * gthr-posix.h: Make additional pthread-* functions weak.
1237 2001-05-14 Richard Henderson <rth@redhat.com>
1239 * configure.in (gcc_cv_as_eh_frame): New test.
1240 * config.in, configure: Rebuild.
1241 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1243 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1245 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1246 for RETURNS as well.
1247 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1248 extended precision divide.
1250 2001-05-14 Andrew Haley <aph@redhat.com>
1252 * reload1.c (copy_eh_notes): New function.
1253 (emit_input_reload_insns): Call it.
1254 (emit_output_reload_insns): Call it.
1256 * emit-rtl.c (try_split): Copy EH notes to sequence.
1258 2001-05-14 Richard Henderson <rth@redhat.com>
1260 2001-04-12 Richard Henderson <rth@redhat.com>
1261 * Makefile.in (regmove.o): Depend on except.h.
1262 * regmove.c: Include it.
1264 Mon May 14 08:57:23 2001 Jeffrey A Law (law@cygnus.com)
1266 * config/pa/som.h (NM_FLAGS): Remove.
1267 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1268 (ASM_OUTPUT_SECTION_NAME): Remove.
1269 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1271 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1273 * regrename.c (regrename_optimize): Do not rename registers to
1276 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1278 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1279 contain MEMs. Remove useless distinction about clobbering
1282 2001-05-13 Richard Henderson <rth@redhat.com>
1284 2001-03-28 Richard Henderson <rth@redhat.com>
1285 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
1286 not TARGET_TOC for special toc restore handling.
1287 * config/rs6000/rs6000.md (eh_return): Likewise.
1289 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1291 * tm.texi (THREAD_MODEL_SPEC): Document it.
1292 * gcc.c (main): Use it.
1293 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1294 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
1296 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1298 * rtl.h (SYMBOL_REF_WEAK): New macro.
1299 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
1300 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
1301 * rtl.texi (SYMBOL_REF_WEAK): Document it.
1302 * gcc.texi: Remove wrong description.
1304 2001-05-13 Mark Mitchell <mark@codesourcery.com>
1306 * stringpool.c (xxx, yyy): Remove.
1307 (get_identifier): Don't set them.
1309 * Makefile.in (STAMP): New macro.
1310 Replace all uses of `touch' with $(STAMP).
1311 * fixinc/Makefile.in: Likewise.
1313 2001-05-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1315 * i386.c (ix86_save_reg): Change `bool' parameter to `int'.
1317 2001-05-12 Richard Henderson <rth@redhat.com>
1319 EH merge from mainline, continued.
1321 2001-05-12 Richard Henderson <rth@redhat.com>
1322 * dwarf2asm.c (size_of_encoded_value): New function.
1323 * dwarf2asm.h: Declare it.
1324 * except.c (output_function_exception_table): Align the TType
1325 array only as wide as the encoding.
1327 2001-05-11 Richard Henderson <rth@redhat.com>
1328 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1329 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
1330 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
1331 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
1332 (dw2_output_indirect_constants): Prototype.
1333 * dwarf2out.c (dwarf2out_begin_prologue): Generate
1334 current_function_func_begin_label if we'll need it for EH. Exit
1335 early for IA64_UNWIND_INFO.
1336 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
1337 (eh_data_format_name): Update for indirect references.
1338 (output_function_exception_table): Care for IA64_UNWIND_INFO.
1339 Handle ASM_PREFERRED_EH_DATA_FORMAT.
1340 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
1341 define HAVE_eh_return etc.
1342 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
1343 (final_end_function): Don't call output_function_exception_table.
1344 * toplev.c (compile_file): Call dw2_output_indirect_constants.
1345 (rest_of_compilation): Invoke output_function_exception_table
1346 for ia64 before assemble_end_function.
1347 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
1348 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
1350 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
1351 * unwind.h: Declare them.
1352 * libgcc-std.ver: Export them.
1353 * unwind-pe.h: New file.
1355 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1357 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
1359 (find_fde_for_dso): Extract DT_PLTGOT.
1360 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
1361 the segment and gp as well.
1362 * config/ia64/frame-ia64.c: Remove file.
1363 * config/ia64/frame-ia64.h: Remove file.
1364 * config/ia64/unwind-ia64.c: New file.
1365 * config/ia64/unwind-ia64.h: New file.
1366 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
1367 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
1368 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
1369 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1370 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1371 (IA64_UNWIND_INFO): Re-enable.
1372 (HANDLER_SECTION): Remove.
1373 (EH_RETURN_DATA_REGNO): New.
1374 * config/ia64/ia64.md (exception_receiver): Remove.
1375 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
1376 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
1378 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
1379 * except.c (sjlj_mark_call_sites): Do not search for assignments to
1380 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1382 2001-05-05 Richard Henderson <rth@redhat.com>
1383 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
1384 to the parent of the fixup region.
1386 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
1387 * except.c (expand_eh_region_start): Don't start a new block.
1388 (expand_eh_region_end): Don't end a block.
1389 * stmt.c (expand_end_bindings): Don't end EH blocks.
1390 (expand_decl_cleanup): Starting an EH region won't change the block.
1391 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
1392 (is_eh_region): Lose.
1395 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
1396 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
1398 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
1399 * except.c (get_exception_filter): word_mode, not Pmode.
1401 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
1402 * except.c (expand_eh_region_end_cleanup): Force pending stack
1403 adjust before emitting label that branches around cleanup code.
1405 2001-04-25 Richard Henderson <rth@redhat.com>
1406 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
1407 of registers to restore along non eh_return path.
1409 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
1410 * except.c (reachable_handlers): Step out one level from a RESX.
1412 * except.c (struct eh_region): Rename 'last' to 'resume'.
1413 (mark_eh_region, duplicate_eh_region_1): Adjust.
1414 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
1415 (build_post_landing_pads): Likewise.
1416 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
1417 (expand_eh_region_end_must_not_throw): Likewise.
1418 (connect_post_landing_pads): Thread (only) regions with non-deleted
1421 * except.c (expand_eh_region_end_cleanup): Save the EH return data
1422 registers around the cleanup.
1423 (get_exception_filter): New fn.
1424 (finish_eh_generation): Use it.
1426 2001-04-03 Richard Henderson <rth@redhat.com>
1427 * rtl.h (LCT_THROW): New.
1428 * calls.c (emit_library_call_value_1): Handle it.
1429 * except.c (connect_post_landing_pads): Use it.
1431 2001-03-28 Richard Henderson <rth@redhat.com>
1432 * except.c: Rewrite entirely for IA-64 ABI exception handling.
1433 * except.h: Likewise.
1435 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
1436 (LIB2ADDEHDEP): New.
1437 (LIB2FUNCS_EH): Remove.
1438 (LIB2ADD): Remove LIB2ADDEH.
1439 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
1440 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
1441 (crt{begin,end}[S].o): Likewise.
1442 (except.o): Update includes.
1443 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
1444 (libgcc2_c_dep): Use LIB2ADDEHDEP.
1446 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
1447 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
1448 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
1449 * builtins.c (expand_builtin): Implement it.
1450 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
1451 * c-common.c (c_common_nodes_and_builtins): Declare it.
1452 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
1453 * calls.c (libfunc_nothrow): Remove.
1454 (emit_library_call_value_1): Don't call it.
1455 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
1456 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
1457 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
1458 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
1459 (current_funcdef_number): Globalize.
1460 (output_call_frame_info): Emit frame data if an lsda is needed.
1461 Generate augmentation for personality routine. Don't play with
1463 (dwarf2out_begin_prologue): Record funcdef_number.
1464 * dwarf2out.h (current_funcdef_number): Declare.
1465 * expr.c (expand_expr): Update for except.h name changes.
1466 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
1467 * expr.h (LTI_throw, LTI_rethrow): Remove.
1468 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
1469 (LTI_eh_rtime_match): Remove.
1470 (LTI_unwind_resume, LTI_eh_personality): Add.
1471 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
1472 * final.c (final): Don't call check_exception_handler_labels,
1473 init_insn_eh_region, or free_insn_eh_region.
1474 (final_scan_insn): Always emit debug labels for
1475 NOTE_INSN_EH_REGION notes.
1476 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
1477 (record_active_eh_regions): Remove.
1478 (count_basic_blocks): Check all instructions for REG_EH_REGION.
1479 Use can_throw_internal.
1480 (find_basic_blocks_1): Likewise.
1481 (move_stray_eh_region_notes): Remove.
1482 (find_label_refs): No eh_return_stub_label.
1483 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
1484 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
1486 (delete_unreachable_blocks): Don't track deleted handlers.
1487 (flow_delete_block): Use maybe_remove_eh_handler.
1488 (delete_eh_regions): Remove.
1489 (merge_blocks): Don't check for eh region match.
1490 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
1491 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
1492 (init_propagate_block_info): Disable dead frame store optimization
1493 when current_function_calls_eh_return.
1494 (dump_bb): Don't print eh_beg, eh_end.
1495 * function.c (fixup_var_refs): No catch_clauses.
1496 (expand_function_end): Likewise. Call expand_eh_return before
1497 the return register use. Call sjlj_emit_function_exit_after.
1498 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
1499 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
1500 * ifcvt.c (dead_or_predicable): Remove eh region check.
1501 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
1502 Don't check for EH vs parameters.
1503 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
1504 (expand_inline_function): Call duplicate_eh_regions.
1505 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
1506 (copy_insn_notes): Remap REG_EH_REGION notes.
1507 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
1508 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
1509 check_exception_handler_labels, nor exception_optimize.
1510 (find_cross_jump): No EH region check.
1511 * optabs.c (init_optabs): Update for changed eh libfuncs.
1512 * rtl.def (RESX): New.
1513 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
1514 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
1515 checks. Update for except.h name changes.
1516 (expand_cleanups): Likewise.
1517 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
1518 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
1519 (compile_file): Call init_eh before init_optabs. Don't
1520 output_exception_table here.
1521 (rest_of_compilation): Call convert_from_eh_region_ranges,
1522 convert_to_eh_region_ranges, output_function_exception_table.
1523 Don't emit_eh_context.
1524 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
1525 (EXC_PTR_EXPR): New.
1527 * md.texi (eh_epilogue): Remove.
1528 (eh_return): Document.
1529 * tm.texi (EH_RETURN_DATA_REGNO): Document.
1530 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
1532 * eh-common.h: Remove file.
1533 * frame-dwarf2.c, frame.c, frame.h: Remove files.
1534 * libgcc2.c (L_eh): Remove.
1536 * unwind-dw2-fde.c: New file, largely copied from frame.c.
1537 * unwind-dw2-fde.h: New file.
1538 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
1539 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
1540 * libgcc-std.ver: Update for eh symbols.
1542 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
1543 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
1544 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
1545 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
1546 (EH_RETURN_DATA_REGNO): New.
1547 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
1548 * config/alpha/alpha.md (eh_epilogue): Remove.
1549 (exception_receiver): Use $26 for ldgp input.
1550 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1552 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
1553 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
1554 True for pic register if current_function_calls_eh_return.
1555 (ix86_expand_epilogue): Change "emit_return" argument into "style".
1556 Handle eh_return requirements.
1557 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
1558 (EH_RETURN_STACKADJ_RTX): New.
1559 * config/i386/i386.md (exception_receiver): Remove.
1560 (eh_return, eh_return_1): New.
1561 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1563 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
1564 for eh_return data registers.
1565 (rs6000_emit_prologue): Save eh_return data registers.
1566 (rs6000_emit_epilogue): Force inline restores if eh_return.
1567 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
1568 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
1569 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
1570 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
1571 the target uses one.
1572 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
1573 (return_eh_si, return_eh_di): Remove.
1574 (eh_return): New, from corpse of eh_epilogue.
1575 (eh_set_lr_si, eh_set_lr_di): New.
1577 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
1578 current_function_calls_eh_return.
1579 (output_function_epilogue): Handle eh_return.
1580 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
1581 (EH_RETURN_DATA_REGNO): New.
1582 (EH_RETURN_STACKADJ_RTX): New.
1583 (EH_RETURN_HANDLER_RTX): New.
1584 * config/sparc/sparc.md (call/short branch peepholes): Check
1585 can_throw_internal instead of in_same_eh_region.
1587 2001-03-17 Richard Henderson <rth@redhat.com>
1588 * dwarf2out.c (queue_reg_save): New.
1589 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
1590 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
1592 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
1593 (cfa, cfa_store, cfa_temp): Make static.
1594 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
1596 2001-03-16 Richard Henderson <rth@redhat.com>
1597 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
1598 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
1599 (dw2_asm_output_delta_uleb128): Likewise.
1600 (dw2_asm_output_delta_sleb128): Similarly.
1601 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
1603 2001-03-15 Richard Henderson <rth@redhat.com>
1604 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
1605 if provided by the target.
1606 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
1607 (dw2_asm_output_addr): New.
1608 * dwarf2asm.h (dw2_asm_output_addr): Declare.
1609 * dwarf2out.c (output_cfi): Use it for program addresses.
1610 (output_call_frame_info, output_die): Likewise.
1611 (output_aranges, output_line_info): Likewise.
1613 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1614 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1616 2001-03-02 Richard Henderson <rth@redhat.com>
1617 * Makefile.in (OBJS): Add dwarf2asm.o.
1618 * dwarf2asm.c, dwarf2asm.h: New files.
1619 * dwarf2out.c (*): Use them.
1620 (size_of_uleb128, size_of_sleb128): Remove.
1621 (output_uleb128, output_sleb128): Remove.
1622 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1623 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1624 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1625 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1626 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1627 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1628 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1629 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1630 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1631 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1632 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1633 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1634 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1635 (dwarf2out_frame_debug): Remove unused variables.
1636 (output_loc_operands): Don't abort on 8 byte constants if
1637 host integers are wide enough.
1638 (output_symbolic_ref): Remove.
1639 (size_of_die): Don't assume 4 byte host integers.
1640 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1642 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1643 something stupid with HOST_WIDE_INT to long truncation.
1644 [CONST_DOUBLE]: Likewise.
1646 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1647 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1648 * config/arm/unknown-elf.h: Likewise.
1649 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1650 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1651 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1652 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1653 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1654 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1655 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1656 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1657 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1658 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1659 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1660 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1662 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
1663 * i386.c (ix86_frame): New structure.
1664 (ix86_compute_frame_size): Kill.
1665 (ix86_compute_frame_layout): New.
1666 (ix86_save_reg): New.
1667 (ix86_can_use_return_insn_p): Use frame layout stuff.
1668 (ix86_expand_prologue): Likewise.
1669 (ix86_expand_epilogue): Likewise.
1670 (ix86_initial_elimination_offset): Likewise.
1671 (ix86_nsaved_regs): Use ix86_save_reg.
1672 (ix86_emit_save_regs): Likewise.
1674 2001-05-12 Richard Henderson <rth@redhat.com>
1676 EH merge from mainline, parts 5 - 16.
1677 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
1678 reduce false positives.
1679 (regmove_optimize): Disable if flag_non_call_exceptions.
1681 * stmt.c (expand_return): Remove always true predicate.
1682 (expand_decl_cleanup_no_eh): Remove dead code.
1684 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
1685 barrier code. Add a scheduling barrier if a non-call insn
1686 can throw internally.
1688 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
1689 Auto-inc addresses trap only if their base register does.
1691 * except.c (can_throw_internal): Rename from can_throw.
1692 * except.h, resource.c: Update references.
1694 * integrate.c (copy_insn_list): Use returnjump_p.
1695 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
1697 * integrate.h (struct inline_remap): Add local_return_label.
1698 * integrate.c (expand_inline_function): Initialize it and emit
1699 it after copy_insn_notes.
1700 (copy_insn_list): Don't store local_return_label here.
1701 (copy_insn_notes): New function split out from copy_insn_list.
1703 * function.h (struct function): Move all boolean valued fields
1704 to single bit fields at the end of the struct.
1706 * flow.c (cleanup_cfg): Take no argument.
1707 * output.h, sibcall.c, toplev.c: Update all calls.
1709 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
1710 (calculate_global_regs_live): Kill call-clobbered registers
1711 across exception edges.
1712 * reg-stack.c (convert_regs_1): Kill the entire target stack
1713 across non-call exception edges.
1715 * flags.h (flag_new_exceptions): Remove.
1716 * toplev.c: Don't set it.
1717 * final.c: Don't check it.
1718 * except.c: Provide stub definition.
1720 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
1721 exceptions, put the note on the trapping instruction.
1723 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
1724 value to target configuration header.
1725 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
1726 * config.in, configure: Rebuild.
1727 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
1728 configuration and target defines.
1729 (exceptions_via_longjmp): Remove.
1730 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
1731 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
1733 2001-05-12 Richard Henderson <rth@redhat.com>
1735 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1736 * mkconfig.sh (DEFINES): Handle entries with '='.
1738 2001-03-22 Zack Weinberg <zackw@stanford.edu>
1739 * mkconfig.sh: Use a subshell with redirected stdout,
1740 instead of closing stdout and confusing commands that run
1741 afterward. Throw away output of cmp.
1743 2001-03-22 Richard Henderson <rth@redhat.com>
1744 * mkconfig.sh: Include insn-flags.h.
1745 * Makefile.in (CONFIG_H): Include insn-flags.h.
1746 (lots of objects): Remove insn-codes.h and insn-flags.h.
1748 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
1749 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
1750 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
1751 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
1752 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
1753 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
1754 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
1755 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
1756 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
1757 v850/v850.c, vax/vax.c:
1758 Don't include insn-flags.h.
1760 * diagnostic.c, expr.h, reload.c, toplev.c:
1761 Don't include insn-codes.h.
1763 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
1764 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
1765 c4x/c4x.c, i960/i960.c, mips/mips.c:
1766 Don't include insn-codes.h or insn-flags.h.
1768 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
1769 or insn-flags.h in the generated code.
1770 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
1771 (main): Forward declare struct rtx_def.
1773 2001-03-09 Zack Weinberg <zackw@stanford.edu>:
1774 * configure.in: Prune nonexistent files from build_xm_file,
1775 xm_file, and host_xm_file lists. Warn unless they're
1777 Don't generate *config.h here.
1778 AC_SUBST all variables needed to generate *config.h.
1779 * mkconfig.sh: New helper script, from code removed from
1781 * Makefile.in: Substitute in variables needed to generate *config.h.
1782 Stop lying about the dependencies contained in CONFIG_H and
1784 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
1785 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
1786 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
1787 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
1788 $(TM_P_H), etc. as appropriate.
1790 2001-05-12 Richard Henderson <rth@redhat.com>
1792 EH merge from mainline, parts 1 - 4.
1793 * gthr-single.h (UNUSED): New. Distinguish between how C
1794 and C++ mark unused function arguments. Use throughout.
1796 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
1798 Rename asynchronous_exceptions to flag_non_call_exceptions.
1799 * except.h (flag_non_call_exceptions): Move ...
1800 * flags.h: ... here.
1802 * rtl.h (LCT_NORETURN): New.
1803 * calls.c (emit_library_call_value_1): Handle it.
1805 * function.c (expand_function_start): Set DECL_REGISTER on
1806 a pseudo used for DECL_RESULT.
1808 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1810 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
1811 about files not ending in newlines.
1813 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1815 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1816 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
1818 2001-05-11 Richard Henderson <rth@redhat.com>
1820 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
1821 calls and jumps to be bundled together.
1822 (ia64_reorg): Emit a break after a noreturn call that ends
1824 * config/ia64/ia64.md (break_f): New.
1826 2001-05-11 Jakub Jelinek <jakub@redhat.com>
1828 * regmove.c (regmove_optimize): Suppress the optimization for
1829 unchanging destination register. Add comment above function.
1831 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1833 * loop.h (struct movables): Remove `num'.
1834 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
1835 Adjust call to strength_reduce.
1836 (num_unmoved_movables): New function.
1837 (move_movables): Don't set movables->num.
1838 (strength_reduce): Compute the number of instructions in the loop
1839 here, rather than in the caller.
1840 (check_dbra_loop): Always clear reversible_mem_store if there
1841 are any memory sets.
1842 (loop_regs_scan): Don't count instructions here.
1843 (count_insn_in_loop): New function.
1845 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
1847 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1849 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
1850 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
1852 Thu May 10 18:23:11 2001 Jeffrey A Law (law@cygnus.com)
1854 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
1855 a computed jump into an unconditional jump.
1856 In second hunk of code for collapsing computed and conditional jumps
1857 into unconditional jumps, reemit the jump in additional cases.
1859 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1861 * expr.c (emit_group_load): extract_bit_field requires a REG or
1864 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
1866 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
1867 contents for a SYMBOL_REF in case of floating point constants.
1869 2001-05-09 Zack Weinberg <zackw@stanford.edu>
1871 * cppinit.c (cpp_post_options): Shut off macro expansion if
1873 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
1874 IN_I directives only if the # is in column 1 and the directive
1875 name begins in column 2.
1876 * cppmain.c (scan_buffer): Insert a space between # and an
1877 identifier, when that identifier is a directive name.
1879 * tradcpp.c (struct file_buf): Add a pointer to the next entry
1880 in the header search path.
1881 (enum node_type): Add T_INCLUDE_NEXT.
1882 (directive_table): Add entry for include_next.
1883 (do_include_next): New function.
1884 (process_include): New routine, broken out of do_include.
1885 (finclude): Insert 'nhd' argument, to be copied into
1886 next_header_dir of the new buffer.
1887 (main): Adjust to match.
1888 * gsyslimits.h, limity.h: Un-indent #include_next.
1890 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
1892 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
1893 inclusion as a chapter of the GCC manual.
1894 * gcc.texi: Include objc.texi.
1895 * fdl.texi: Use @unnumberedsec for the addendum.
1896 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
1898 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
1900 * pa.md (interspace_jump): Revise comment.
1901 (builtin_longjmp): Block initial setup insns from delay slot of
1903 (builtin_setjmp_receiver): New expander to save and restore PIC
1906 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
1908 2001-05-07 Mark Mitchell <mark@codesourcery.com>
1910 * gcc.texi: Remove references to CHILL.
1911 * invoke.texi: Likewise.
1912 * install.texi: Likewise.
1914 2001-05-06 Zack Weinberg <zackw@stanford.edu>
1916 * Makefile.in (tradcpp0): Correct typo in dependency list.
1918 2001-05-06 Andreas Jaeger <aj@suse.de>
1920 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
1921 (i386 Options): Document -momit-leaf-frame-pointer.
1923 Sun May 6 10:54:20 2001 Jim Wilson <wilson@redhat.com>
1925 * dwarf2out.c (output_line_info): Fix typo.
1927 2001-05-05 Richard Henderson <rth@redhat.com>
1929 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
1931 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1933 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
1934 between X and Y by using sequences of xgdx and xgdy.
1936 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1938 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
1939 of '!' for the 'D' alternative ('!' is too strong).
1940 ("*logicalsi3_silshl16"): Likewise.
1941 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
1942 ("movstrictsi"): Remove spurious '+'.
1943 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
1944 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
1945 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
1948 2001-05-04 David Edelsohn <edelsohn@gnu.org>
1950 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
1952 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1954 * config/rs6000/rs6000.md (ashldi3 splits): Guard with TARGET_POWERPC64.
1956 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1958 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
1959 soft register, use ror instead of rol.
1961 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1963 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
1964 into account pre/post increment decrement for 68HC12.
1965 Fix other problems in replacement and fix call to reg_mentioned_p.
1967 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1969 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
1970 Put the soft registers in bss for 68HC12.
1971 (L_regs_d3_4): New for _.d3 and _.d4.
1972 (L_regs_d5_6): Likewise.
1973 (L_regs_d1_2): Likewise.
1974 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
1976 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1978 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
1979 to the pre-processor when -fshort-double is specified.
1980 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
1982 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1984 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
1985 (__mulsi3): Rewrite for 68HC12.
1986 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
1987 Mark 'x' constraint with earlyclobber to prevent a
1988 RELOAD_FOR_OTHER_ADDRESS to go in it.
1989 (mulhi3_m68hc12): New pattern.
1990 (mulhi3_m68hc11): Rename of mulhi3.
1991 (mulhi3): New expand for 68HC12 optimisation.
1992 (umulhisi3, mulhisi3): New patterns for 68HC12.
1994 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1996 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
1997 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
1998 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2000 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2002 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2003 constants cheap after reload.
2004 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2006 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2007 so that gcc prefers a shift by 16.
2008 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2010 2001-05-04 Mark Elbrecht <snowball3@bigfoot.com>
2012 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2013 (CPP_SPEC): Conditionally define MSDOS and GO32.
2014 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2015 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2017 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2019 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2021 * hash.c (hash_lookup): Likewise.
2023 * hash.h (hash_lookup): Likewise.
2025 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2027 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2029 * config/t-freebsd: Don't install "assert.h" in gcc. Compile
2030 crtbeginS.o and crtendS.o with PIC.
2032 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2034 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2036 ("bitcmpqi2"): New pattern for bit-extract and test.
2037 ("bitcmphi"): New pattern for bitb/bita instructions.
2039 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2041 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2043 (INITIALIZE_TRAMPOLINE): Call it.
2044 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2045 (TRAMPOLINE_TEMPLATE): Remove.
2046 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2047 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2050 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2052 * gccbug.in: Use a temporary directory when the mktemp command is
2055 2001-05-03 David Edelsohn <edelsohn@gnu.org>
2057 * config/rs6000/aix51.h: Remove duplicate header file inclusion as
2058 reported by David O'Brien <obrien@FreeBSD.org>.
2060 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2062 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2063 * integrate.c (expand_inline_function): Use xcalloc to allocate
2065 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2068 2001-05-02 Geoff Keating <geoffk@redhat.com>
2070 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
2071 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
2072 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
2073 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
2074 ctrdi_internal6): In the short-branch case, this insn is only 4
2075 bytes long. Reported by Reza Yazdani <reza@apple.com>.
2077 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2078 (setup_incoming_varargs): Remove warning.
2080 * config/rs6000/rs6000.c (validate_condition_mode): When
2081 flag_fast_math, allow floating-point conditionals to be reversed.
2082 (rs6000_generate_compare): When flag_fast_math, don't generate
2083 cror operations for FP conditionals.
2085 2001-05-02 Dale Johannesen <dalej@apple.com>
2087 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2089 (STRICT_ARGUMENT_NAMING): Define.
2090 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2091 function_arg_partial_nregs, setup_incoming_varargs): Remove
2092 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2095 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2097 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2100 * expr.c (store_field): Do nothing except elaborate side-effects if
2103 2001-05-02 Nick Clifton <nickc@cambridge.redhat.com>
2105 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
2106 constant pool, use the pool's SYMBOL_REF instead.
2108 2001-05-01 Per Bothner <per@bothner.com>
2110 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2111 call do_pending_stack_adjust before emiting label.
2113 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2115 * extend.texi: Fix typo.
2117 2001-05-01 Stan Shebs <shebs@apple.com>
2119 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2120 of UOBJC_MODULES_decl.
2121 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2122 (generate_descriptor_table): Ditto.
2123 (generate_protocols): Ditto.
2124 (generate_protocol_list): Ditto.
2125 (generate_classref_translation_entry): Ditto.
2127 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2129 * ChangeLog (2001-02-21): Remove erroneous entry.
2130 * gcc.c (cc1_options): Add "-param".
2131 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2132 (option_map): Likewise.
2133 (display_help): Add "--param" to 'other' options.
2134 * invoke.texi (Optimize Options): Add documentation for `--param
2135 max-delay-slot-insn-search' and `--param
2136 max-delay-slot-live-search' and reorder --param section.
2137 * params.def: Modify initial comment.
2138 * params.h (param_info): Add `help' member.
2139 * toplev.c (lang_independent_params): Include `help' description.
2140 (display_help): Print --param parameters.
2141 (independent_decode_option): Fix typographical error.
2143 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2145 * c-tree.texi (USING_STMT): Document.
2147 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2148 Richard Henderson <rth@redhat.com>
2150 * extend.texi: Improve documentation of volatile asms.
2152 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2154 * c-tree.texi: Fix thinko.
2155 * gcc.texi: Likewise.
2157 2001-04-30 Richard Henderson <rth@redhat.com>
2159 * c-common.c (c_promoting_integer_type_p): New function, from the
2160 corpse of old macro. Properly promote too-small enumerations and
2161 booleans. Adjust all callers.
2162 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2163 (c_promoting_integer_type_p): Declare.
2164 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2165 * c-typeck.c: Likewise.
2166 (default_conversion): Remove now redundant boolean check.
2168 2001-04-30 Jan Hubicka <jh@suse.cz>
2169 Richard Henderson <rth@redhat.com>
2171 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2173 (combine_stack_adjustments_for_block): Don't combine stack
2174 allocation followed by deallocations. Handle grow-up stacks.
2176 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2178 * fdl.texi: New file.
2179 * c-tree.texi: Use the GFDL.
2180 * gcc.texi: Likewise.
2182 2001-04-30 Stan Shebs <shebs@apple.com>
2184 * invoke.texi: Add a section documenting Objective-C options.
2186 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2188 * regmove.c (record_stack_memrefs): Catch all references to the
2191 2001-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2193 * pa.c (hppa_init_pic_save): Update last_parm_insn after emitting
2196 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2198 * extend.texi (extended asm): Fix typo.
2200 Sat Apr 28 10:32:26 2001 Jeffrey A Law (law@cygnus.com)
2202 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
2203 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
2204 into the constant pool.
2205 * jump.c (jump_optimize_1): Remove barrier successors after all
2206 the LABEL_NUSES counds have been computed.
2207 (delete_barrier_successors): When deleting a tablejump insn, also
2208 delete the jump table it uses.
2209 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
2212 2001-04-28 Andreas Jaeger <aj@suse.de>
2214 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
2216 * extend.texi: Likewise.
2218 2001-04-28 Andreas Jaeger <aj@suse.de>
2220 * md.texi: Use XX-bit instead of XXbit or XX bit where
2223 2001-04-28 Andreas Jaeger <aj@suse.de>
2224 Richard Henderson <rth@redhat.com>
2226 * md.texi (Machine Constraints): Fix description of "A" for
2229 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
2231 * collect2.c (main): Add `-L' case to remove duplicate entries.
2232 (is_in_args): New function to check for a duplicate argument.
2233 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
2234 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
2235 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2236 Define to be nonzero.
2238 Fri Apr 27 10:41:06 2001 Jeffrey A Law (law@cygnus.com)
2240 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
2242 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
2244 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
2245 common to other movsf patterns. Move up so that in future
2246 people who change the other patterns will change it too.
2247 (movsf_lo_sum): Allow even for soft-float; add appropriate
2249 (movsf_high): Likewise.
2250 (movsf_high+1): Allow even for soft-float.
2252 2001-04-26 Mark Mitchell <mark@codesourcery.com>
2254 * invoke.texi: Document more C++ command-line options.
2256 2001-04-26 H.J. Lu (hjl@gnu.org)
2258 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
2260 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
2262 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
2263 (ASM_OUTPUT_SECTION_NAME): Likewise.
2264 (ASM_WEAKEN_LABEL): Likewise.
2265 (UNIQUE_SECTION): Likewise.
2266 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2267 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2268 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
2269 (ASM_OUTPUT_SECTION_NAME): Likewise.
2270 (ASM_WEAKEN_LABEL): Likewise.
2271 (UNIQUE_SECTION): Likewise.
2272 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2273 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2274 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
2275 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
2276 (ASM_FILE_START): Likewise.
2277 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2278 (ASM_DECLARE_OBJECT_NAME): Likewise.
2279 (ASM_FILE_END): Likewise.
2280 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2281 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2282 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2283 (ASM_OUTPUT_CASE_LABEL): Likewise.
2284 (ASM_OUTPUT_SKIP): Likewise.
2285 (ASM_OUTPUT_ASCII): Likewise.
2286 (ASM_OUTPUT_IDENT): Likewise.
2287 (READONLY_DATA_SECTION): Likewise.
2288 (EXTRA_SECTIONS): Likewise.
2289 (EXTRA_SECTION_FUNCTIONS): Likewise.
2290 (SELECT_RTX_SECTION): Likewise.
2291 (SELECT_SECTION): Likewise.
2293 * config/mips/linux.h (INVOKE__main): Undefine.
2294 (CTOR_LIST_BEGIN): Likewise.
2295 (CTOR_LIST_END): Likewise.
2296 (DTOR_LIST_BEGIN): Likewise.
2297 (DTOR_LIST_END): Likewise.
2298 (SET_ASM_OP): Defined it to ".dummy".
2299 (ASM_OUTPUT_DEF): Defined.
2300 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
2302 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
2304 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
2306 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2308 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
2311 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
2313 * configure.in (configargs.h): Define thread_model.
2314 * configure: Rebuilt.
2315 * gcc.c (main): Print it with -v.
2317 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
2319 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
2320 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
2321 * gcc.1: Regenerate.
2323 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2325 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
2326 is_redundant_typedef): Use static inline instead of inline static.
2328 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
2330 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
2331 this directory is always searched.
2333 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
2335 * loop.c (try_swap_copy_prop): Go back to checking insn.
2337 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2339 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
2340 out and comparison sequence has been detected, put result into
2341 proper temporary pseudo.
2343 2001-04-24 Mark Mitchell <mark@codesourcery.com>
2345 * dwarf2out.c (dwarf2out_finish): Forcibly return to the data
2346 section after emitting information.
2348 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2350 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
2351 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
2352 * libgcc2.c: Remove __dummy and __empty functions, and all
2353 code for __builtin_saveregs.
2354 * libgcc2.h: Don't prototype __builtin_saveregs, __dummy, or __empty.
2355 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
2356 for future reference.
2358 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
2360 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
2361 passing nested NOP_EXPRs to fold.
2363 2001-04-23 Mark Mitchell <mark@codesourcery.com>
2365 * dwarf2out.c (rtl_for_decl_location): Add comments. Abort
2366 if the decl is abstract.
2367 (add_bound_info): Don't try to get the location of an abstract
2370 2001-04-22 Mark Mitchell <mark@codesourcery.com>
2372 * loop.c (loop_delete_insns): Add prototype.
2374 2001-04-21 Mark Mitchell <mark@codesourcery.com>
2376 * flow.c (proagate_one_insn): Remove useless assignment.
2377 * jump.c (delete_insn): Tidy.
2378 * loop.c (try_copy_prop): When deleting an instruction with a
2379 REG_RETVAL note, delete the entire libcall sequence.
2380 (loop_delete_insns): New function.
2381 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
2382 we're not substituting into them yet.
2384 2001-04-21 Kazu Hirata <kazu@hxi.com>
2386 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
2388 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
2390 * config/i960/i960.c (signed_arith_operand): Likewise.
2392 * calls.c (expand_call): Fix a comment typo.
2394 Fri Apr 20 12:22:15 2001 Jeffrey A Law (law@cygnus.com)
2396 * config/pa/som.h (NM_FLAGS): Define.
2398 2001-04-20 Bernd Schmidt <bernds@redhat.com>
2400 * ia64.c (ia64_flag_schedule_insns2): New variable.
2401 (ia64_override_options): Initialize it. Clear
2402 flag_schedule_insns_after_reload.
2403 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
2405 Thu Apr 19 19:12:57 2001 Jeffrey A Law (law@cygnus.com)
2407 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
2408 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
2410 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
2411 name at 32 total characters.
2412 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
2413 functions in named sections -- data items can still go into unique
2414 sections, but they have normal names (ie $LIT$ and $DATA$).
2416 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
2419 2001-04-19 Mark Mitchell <mark@codesourcery.com>
2421 * toplev.h (struct lang_hooks): Allow decode_option to indicate
2422 that language-independent processing should not be done.
2423 * toplev.c (main): Adjust accordingly.
2425 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
2426 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
2428 * mips.md (reload_outputdi): Require that operand0 be a
2431 2001-04-19 Jakub Jelinek <jakub@redhat.com>
2433 * invoke.texi (-Wshadow): Clarify.
2435 2001-04-18 Mark Mitchell <mark@codesourcery.com>
2437 * loop.c (load_mems): Examine all the instructions in the loop
2438 before concluding that all jumps branch to the first instruction
2441 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
2443 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
2445 2001-04-18 Jakub Jelinek <jakub@redhat.com>
2447 * cpp.texi (-Wwhite-space): Remove.
2448 (-Wall): -Wall does not imply -Wwhite-space.
2450 2001-04-17 Zack Weinberg <zackw@stanford.edu>
2452 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
2453 use it instead of blindly generating a .stabs.
2454 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
2456 * xcoffout.c: Don't bother defining default for N_CATCH.
2457 (UNKNOWN_STAB): Use internal_error.
2458 (stab_to_sclass): Remove now-unnecessary aborts.
2459 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
2461 Tue Apr 17 21:39:12 2001 Jeffrey A Law (law@cygnus.com)
2463 * jump.c (mark_all_labels): Canonicalize the tail recursion
2464 label attached to CALL_PLACEHOLDER insns.
2466 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
2468 * dbxout.c (N_OPT): Define if not available from <stab.h>
2470 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2472 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
2473 libraries and native K&R compilers.
2475 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2477 * c-typeck.c (convert_arguments): Don't check for width changes
2480 * invoke.texi (-Wtraditional): Update documentation.
2482 2001-04-16 Zack Weinberg <zackw@stanford.edu>
2484 * toplev.c (output_lang_identify): Delete.
2485 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
2486 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
2487 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
2488 after calling ASM_FILE_END.
2490 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
2491 Instead, unconditionally emit an N_OPT stab with string equal
2492 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
2494 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
2496 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
2497 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
2498 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
2499 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
2500 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
2501 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
2502 config/i370/i370.h, config/i386/beos-elf.h,
2503 config/i386/osf1elf.h, config/i386/osfrose.h,
2504 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
2505 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
2506 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
2507 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
2508 config/mips/iris6.h, config/mips/osfrose.h,
2509 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
2510 config/sparc/sp64-elf.h:
2511 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
2512 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
2514 * config/elfos.h, config/freebsd.h, config/linux.h,
2515 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
2516 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
2517 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
2518 of ASM_FILE_START which merely emit a .version directive. Delete
2519 definitions of ASM_FILE_END which merely emit an .ident directive.
2521 * config/avr/avr.h, config/vax/vax.h: Delete definition of
2522 ASM_IDENTIFY_GCC and move part of its logic into
2525 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
2526 config/sparc/linux-aout.h: Don't emit .version directive in
2529 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
2530 (output_file_start): Correct comment.
2532 * config/i386/osfrose.h: Don't emit trailing .ident directive.
2533 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
2535 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
2536 * config/rs6000/aix.h: Correct comment.
2538 * config/i386/i386afe.h: Delete.
2539 * config.gcc: Remove references to i386afe.h.
2541 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
2542 other macros deleted by this patch were undocumented.
2544 Mon Apr 16 08:02:14 2001 Jeffrey A Law (law@cygnus.com)
2546 * pa.md (reload_outdi): Operand 0 must be a non hard register.
2548 * pa.c (secondary_reload_class): SAR<->FP copies require a
2551 * install.texi (mips-mips-bsd): Update list of functions
2552 required to include memmove.
2553 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
2554 used functions to include memmove.
2556 2001-04-15 Mark Mitchell <mark@codesourcery.com>
2558 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
2561 2001-04-15 Jim Wilson <wilson@redhat.com>
2563 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
2565 2001-04-13 Jim Wilson <wilson@redhat.com>
2567 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
2568 (first_instruction): New static variable.
2569 (rtx_needs_barrier): Return 1 for alloc.
2570 (init_insn_group_barriers): Set first_instruction.
2571 (rws_sum): Delete duplicate definition.
2572 (group_barrier_needed_p): Return 0 when first_instruction true.
2573 (safe_group_barrier_needed_p): Save and restore first_instruction
2574 around group_barrier_needed_p call.
2576 Fri Apr 13 21:33:59 2001 Loren J. Rittle <ljrittle@acm.org>
2578 * expr.h (enum libfunc_index): Add LTI_memmove.
2579 (memmove_libfunc): Define macro.
2580 * optabs.c (init_optabs): Initialize memmove_libfunc.
2581 * expr.c (expand_assignment): Use memmove_libfunc instead of
2584 2001-04-13 Alan Modra <alan@linuxcare.com.au>
2586 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
2589 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2591 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
2592 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
2593 MAKEINFO and MAKEINFOFLAGS too.
2594 (stage4_build): Correctly order -B flags.
2596 2001-04-12 Jim Wilson <wilson@redhat.com>
2598 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
2599 to just emit an fnorm.
2601 2001-04-12 Mark Mitchell <mark@codesourcery.com>
2603 * invoke.texi: Document --param max-gcse-memory.
2605 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
2607 * sh.md (builtin_setjmp_receiver): New expander.
2609 2001-04-12 Kelley Cook <kelley.cook@home.com>
2611 * config-lang.in (lang_dirs): Add in zlib.
2613 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2615 * dwarf2out.c (modified_type_die): Don't create new types here.
2616 * tree.h (get_qualified_type): New function.
2617 (build_qualified_type): Adjust comment.
2618 * tree.c (get_qualified_type): New function.
2619 (build_qualified_type): Use it.
2621 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2623 * cpp.texi (-Wtraditional): Update description.
2625 * invoke.texi (-Wtraditional): Likewise.
2627 2001-04-11 Jim Wilson <wilson@redhat.com>
2629 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
2630 requires more than 64 bits of alignment.
2632 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
2634 * cpplib.c (do_line): Sanity check iff enable checking.
2636 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2638 * Makefile.in (gcse.o): Depend on params.h.
2639 * gcse.c: Include params.h.
2640 (gcse_main): Don't do GCSE if doing so will take inordinate
2642 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
2643 * params.h (MAX_GCSE_MEMORY): New macro.
2645 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2647 * c-typeck.c (convert_arguments): -Wtraditional now activates
2648 -Wconversion warnings, except for changes in signed-ness.
2649 Detect complex<->int & int<->complex conversions as well.
2651 * invoke.texi (-Wtraditional): Document it.
2653 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2655 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
2657 2001-04-11 Jason Merrill <jason_merrill@redhat.com>
2659 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
2661 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
2662 * varasm.c (CHKR_PREFIX): Likewise.
2664 2001-04-11 Jakub Jelinek <jakub@redhat.com>
2666 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
2668 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2670 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
2671 (LIB2ADD_ST): New macro, pass it to mklibgcc.
2672 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
2673 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
2674 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
2676 2001-04-09 Neil Booth <neil@daikokuya.demon.co.uk>
2678 * configure.in: Add check for lstat.
2679 * configure, config.in: Regenerate.
2680 * cppinit.c (append_include_chain): Make empty path ".".
2681 * cpplib.c (do_line): Don't simplify #line paths.
2682 * cppfiles.c (remove_component_p): New function.
2683 (find_or_create_entry): Acknowledge stat () errors during
2684 path simplification.
2685 (handle_missing_header): Don't simplify paths.
2686 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
2687 the empty path untouched. Don't leave a trailing '/'.
2689 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
2691 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
2692 function. Remove include of sys/cygwin.h.
2694 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
2696 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
2697 (CPP_SPEC): Always search */include/w32api for header files.
2698 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
2699 (LINK_SPEC): Add "cyg" to the library search prefixes.
2701 2001-04-08 Philip Blundell <philb@gnu.org>
2703 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
2705 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
2707 * cpperror.c (print_location): Don't special case <stdin>.
2708 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
2709 WARNING, but we don't check if we're in system headers.
2710 * cpphash.h (enum error_type): WARNING_SYSHDR: New.
2711 * cpplib.c (do_warning): Warn in system headers.
2712 (cpp_push_buffer): Give stdin buffers the name <stdin>.
2714 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
2716 * mbchar.c: Include config.h first.
2718 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2720 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
2722 2001-04-05 Benjamin Kosnik <bkoz@redhat.com>
2724 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
2725 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
2727 2001-04-05 Bernd Schmidt <bernds@redhat.com>
2729 * config/ia64/ia64.c (rtx_needs_barrier): PARALLELs can contain
2732 2001-04-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2734 * emit-rtl.c (mark_label_nuses) Increment the label uses for
2735 all labels present in rtx.
2736 (try_split) Call new function for all split insns.
2738 2001-04-05 Neil Booth <neil@daikokuya.demon.co.uk>
2740 * cppfiles.c (open_file): Fail directories silently, but
2741 with an errno of NOENT set.
2742 (read_include_file): Move the common exit code to the sole
2743 caller. Return an int indicating success or failure. Let
2744 open_file handle directories.
2745 (stack_include_file): If read_include_file fails,
2746 push a "null" buffer.
2748 2001-04-04 Diego Novillo <dnovillo@redhat.com>
2750 * simplify-rtx.c (simplify_binary_operation): Check for overflow
2751 when folding integer division and modulo operations.
2753 2001-04-04 Jakub Jelinek <jakub@redhat.com>
2755 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
2756 push insns to delete to it instead of deleting them.
2757 (delete_null_pointer_checks): Delete insns from delete_list after
2758 all delete_null_pointer_checks_1 passes are done.
2760 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
2762 * configure.in (target_subdir): Use target_alias, not target.
2763 * configure: Rebuilt.
2765 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
2767 * config/sh/crti.asm: Fix typos in comments.
2769 2001-04-03 Alan Modra <alan@linuxcare.com.au>
2771 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
2772 LO_SUM cases to where they belong.
2774 2001-04-02 Jakub Jelinek <jakub@redhat.com>
2776 * ifcvt.c (noce_emit_move_insn): New.
2777 (noce_try_store_flag, noce_try_store_flag_constants,
2778 noce_try_store_flag_inc, noce_try_store_flag_mask,
2779 noce_try_cmove, noce_try_cmove_arith): Use it.
2780 (noce_process_if_block): Likewise.
2781 For STRICT_LOW_PART, take mode from its SUBREG.
2783 2001-04-02 Jakub Jelinek <jakub@redhat.com>
2785 * fold-const.c (fold): Before optimizing unsigned comparison with
2786 0x7fffffffU, make sure arg0 is integral type.
2788 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
2790 * c-tree.texi: Document representation of wide strings.
2792 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
2794 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
2795 when multiplier or multiplicand is zero.
2797 2001-03-30 Bernd Schmidt <bernds@redhat.com>
2799 * loop.c (load_mems): When generating a load from a pseudo, update
2802 * config/ia64/ia64.c (update_set_flags): New function, broken out of
2804 (set_src_needs_barrier): Likewise.
2805 (rtx_needs_barrier): For SET case, use these two functions. Rework
2806 PARALLEL case to handle all inputs before all outputs.
2807 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
2808 saw a label and no stop bit since then.
2809 (maybe_rotate, process_epilogue): Add prototypes.
2811 2001-03-28 Jim Wilson <wilson@redhat.com>
2813 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
2816 2001-03-28 DJ Delorie <dj@redhat.com>
2818 * Makefile.in (stage1_build): Revert CFLAGS patch.
2820 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
2822 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
2824 2001-03-27 Jim Wilson <wilson@redhat.com>
2826 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
2828 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
2829 (process_epilogue): New static function.
2830 (process_set): Call process_epilogue instead of emitting .restore
2832 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
2834 * flow.c (struct reg_cond_life_info): New fields orig_condition
2836 (init_propagate_block_info): Set new fields.
2837 (mark_regno_cond_dead): Set and use new fields.
2838 (flush_reg_cond_reg_1): Likewise.
2839 (and_reg_cond, case AND): Check for redundant AND conditions.
2840 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
2843 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
2845 * cppmacro.c (stringify_arg): Null terminate strings.
2847 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
2849 * cppfiles.c: Update comments.
2850 (struct include_file): Remove "defined" memeber.
2851 (find_or_create_entry): Make a copy of the file name, and
2853 (open_file): Update to ensure we use the simplified filename.
2854 (stack_include_file): Don't set search_from.
2855 (cpp_included): Don't simplify the path name here.
2856 (find_include_file): New prototype. Call search_from to
2857 get the start of the "" include chain. Don't simplify the
2859 (_cpp_execute_include): New prototype. Move diagnostics to
2860 do_include_common. Update.
2861 (_cpp_pop_file_buffer): Don't set defined.
2862 (search_from): New prototype. Use the preprocessor's cwd
2863 for files included from the command line.
2864 (read_name_map): Don't simplify the pathname here.
2866 (stack_include_file): Only increase the include
2867 count if we actually process the file properly, as opposed
2868 to treating it as length zero. Only call read_include_file
2869 if not DO_NOT_REREAD. Handle the -H include file output
2871 (read_include_file): Remove now redundant DO_NOT_REREAD check.
2872 (cpp_included, find_include_file): Simplify pathnames after
2873 remapping them. If remapping, don't use the remapped file
2874 name's buffer as our scratch buffer.
2875 (cpp_pop_file_buffer): Replace the multiple include macro
2876 only if it isn't yet set.
2877 (read_name_map): Simplify remapped names when reading in.
2878 (remap_filename): Move code to code path that uses it.
2879 (_cpp_simplify_pathname): Return the input pointer.
2881 (NO_INCLUDE_PATH): New macro.
2882 (find_include_file): Decide here which part of the include
2883 chain to start the search. Complain about an empty include
2884 chain in all cases apart from an abolsute file name.
2885 (_cpp_execute_include): Don't choose the search chain here.
2886 Don't call handle_missing_include in the case of an empty
2888 (_cpp_compare_file_date): Don't choose the search chain here.
2890 (destroy_include_file_node): Rename destroy_node.
2891 (find_or_create_entry): New function.
2892 (open_file, _cpp_fake_include): Use it.
2893 (handle_missing_header): New function, broken out of
2894 _cpp_execute include. Don't segfault if there is no
2895 system or quoted path.
2896 (_cpp_execute_include): Use handle_missing_header.
2898 (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
2899 (cpp_included, find_include_file): Update.
2900 (search_from): Use lbasename.
2901 (_cpp_execute_include): Don't make a null-terminated
2902 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
2903 strlen or strcpy; we already know the length.
2904 (_cpp_compare_file_date): Similarly.
2906 * cpphash.h: Update comments.
2907 (enum include_type): New.
2908 (struct buffer): Delete search from. New search_cached.
2909 (_cpp_execute_include): Update prototype.
2910 (struct cpp_reader): Delete done_initialising.
2911 (_cpp_simplify_pathname): Update prototype.
2912 (struct cpp_buffer): Delete actual_dir. New members
2913 search_from and dir.
2914 (struct cpp_reader): Remove actual_dirs.
2916 (struct include_file): Update.
2917 (stack_include_file): Use search_from.
2918 (cpp_included, find_include_file): Update.
2919 (cpp_execute_include): Update. ptr->name may not be
2920 null terminated. Use the new search_from member variable
2922 (_cpp_compare_file_date): Similarly.
2923 (search_from): New function, similiar to actual_directory.
2924 (actual_directory): Delete.
2925 (remap_filename): Update. loc->name may not be null terminated.
2926 (struct file_name_list): Rename search_path. Update.
2928 * cppinit.c (do_includes): Use _cpp_execute_include.
2929 (cpp_start_read): Don't set done_initialising.
2930 (struct cpp_pending): Update for renamed objects.
2931 (append_include_chain, remove_dup_dir, remove_dup_dirs,
2932 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
2934 * cpplib.c (do_include_common): New function.
2935 (do_include, do_include_next, do_import): Use it.
2936 (do_include_next): Move the in-main-file diagnostic
2937 here from _cpp_execute_include. Behave like #include if
2938 we're in the main file.
2939 (_cpp_compare_file_date): Make else unconditional.
2940 (CPP_PREV_BUFFER): Delete.
2941 (glue_header_name): Null-terminate.
2942 (do_line): Don't leak memory.
2944 * cpplex.c (parse_string): Guarantee null-termination.
2945 (_cpp_equiv_toklists): Remove.
2947 * cpplib.h (BT_WEAK): Delete.
2948 (struct cpp_options): Update.
2950 * cppmain.c (cb_ident): Strings are now null-terminated.
2952 * mkdeps.c (deps_add_default_target): Use lbasename.
2954 2001-03-27 Alan Modra <alan@linuxcare.com.au>
2956 * c-typeck.c (digest_init): Fold init expression.
2958 * except.c (eh_regs): Save results of build_pointer_type to a temp
2959 as FUNCTION_VALUE macro may evaluate its args multiple times.
2961 2001-03-26 Mark Mitchell <mark@codesourcery.com>
2963 * c-common.h (DECL_NUM_STMTS): New macro.
2964 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
2966 (pushdecl): Likewise.
2967 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
2968 * integrate.c (expand_inline_function): Don't check
2970 * print-tree.c (print_node): Don't print it.
2971 * toplev.c (rest_of_compilation): Don't try to inline when
2972 flag_no_inline is on.
2973 * tree.h (DECL_FRAME_SIZE): Remove.
2974 (tree_decl): Adjust accordingly.
2976 Mon Mar 26 15:59:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2978 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
2980 2001-03-26 Jakub Jelinek <jakub@redhat.com>
2982 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
2983 to variable names where DECL_NAME is different from
2984 DECL_ASSEMBLER_NAME.
2986 2001-03-26 Jakub Jelinek <jakub@redhat.com>
2988 * reg-stack.c (stack_result): Re-add 2001-03-14 changes which were
2989 lost during the 2001-03-14 lazy DECL_RTL commit.
2991 2001-03-21 Jason Merrill <jason@redhat.com>
2993 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
2995 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
2996 * varasm.c (CHKR_PREFIX): Likewise.
2998 2001-03-25 Kazu Hirata <kazu@hxi.com>
3000 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
3003 (umodhi3): Likewise.
3006 2001-03-23 Richard Henderson <rth@redhat.com>
3008 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
3009 to avoid shadowing arguments.
3011 2001-03-23 Jim Wilson <wilson@redhat.com>
3013 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
3014 (assemble_alias): Call make_decl_rtl.
3016 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
3018 * extend.texi: Document the "java_interface" attribute.
3020 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
3022 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
3024 2001-03-22 Zack Weinberg <zackw@stanford.edu>
3026 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec field to
3029 2001-03-22 Brad Lucier <lucier@math.purdue.edu>
3031 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
3033 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
3035 * gcc.texi: Remove more obsolete documentation of bugs and
3036 installation problems.
3038 2001-03-21 Kazu Hirata <kazu@hxi.com>
3040 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
3043 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3045 * cse.c (find_comparison_args): Remove previous change.
3046 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
3049 * sdbout.c: #include ggc.h.
3050 (sdbout_init): Move to end of file.
3051 Call ggc_add_tree_root for anonymous_types.
3052 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
3053 (sdbout_one_type): Use DECL_NAME for field name.
3054 * Makefile.in (sdbout.o): Show includes ggc.h.
3056 2001-03-21 Jakub Jelinek <jakub@redhat.com>
3058 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
3059 Remove ia32 linux PIC kludge and move it...
3060 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
3062 2001-03-20 DJ Delorie <dj@redhat.com>
3064 * Makefile.in (install-libgcc): Pass complete list of variables.
3065 (install-multilib): Ditto.
3067 2001-03-20 Mark Mitchell <mark@codesourcery.com>
3069 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
3070 variables that are TREE_PUBLIC, even if not TREE_STATIC.
3072 2001-03-19 Mark Mitchell <mark@codesourcery.com>
3074 Compute DECL_ASSEMBLER_NAME lazily.
3075 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
3076 (DECL_ASSEMBLER_NAME_SET_P): New macro.
3077 (SET_DECL_ASSEMBLER_NAME): Likewise.
3078 (COPY_DECL_ASSEMBLER_NAME): Likewise.
3079 (set_decl_assembler_name): Declare.
3080 (lang_set_decl_assembler_name): Likewise.
3081 * tree.c (lang_set_decl_assembler_name): New variab.e
3082 (set_decl_assembler_name): New function.
3083 (init_obstacks): Set lang_set_decl_assembler_name.
3084 (build_decl): Don't set DECL_ASSEMBLER_NAME.
3085 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
3086 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
3087 where it's not necessary.
3088 (builtin_function): Likewise.
3089 (finish_decl): Likewise.
3090 * dbxout.c (dbxout_type_methods): Likewise.
3091 * ggc-common.c (ggc_mark_trees): Likewise.
3092 * profile.c (output_func_start_profiler): Likewise.
3093 * varasm.c (make_decl_rtl): Likewise.
3095 * cse.c (find_comparison_args): Update documentation. Fix
3096 mishandling of COMPARE operations.
3098 * tree.def (ABS_EXPR): Add documentation.
3099 * fold-const.c (fold): Improve folding of ABS_EXPRs.
3101 2001-03-20 Tom Tromey <tromey@redhat.com>
3103 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
3105 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
3107 * config/i386/cygwin.h: Declare ctor_section, dtor_section
3108 drectve_section, switch_to_section.
3110 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
3111 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
3112 i386_pe_mark_dllimport.
3114 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
3116 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
3117 functions i386_pe_*.
3119 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
3120 i386_pe_* functions with char * arguments.
3122 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
3124 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
3126 (movsi_ie): Introduce fpul store.
3128 2001-03-20 Alan Modra <alan@linuxcare.com.au>
3130 * Makefile.in (OBJS): Remove hashtab.o.
3132 2001-03-19 Tom Tromey <tromey@redhat.com>
3134 * gcc.c (init_gcc_specs): Fix comment.
3136 2001-03-19 Mark Mitchell <mark@codesourcery.com>
3138 * cse.c (find_comparison_args): Update documentation. Fix
3139 mishandling of COMPARE operations.
3141 * tree.def (ABS_EXPR): Add documentation.
3142 * fold-const.c (fold): Improve folding of ABS_EXPRs.
3144 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
3146 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
3148 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3150 * README.X11: Remove obsolete file.
3152 2001-03-18 Anthony Green <green@redhat.com>
3154 * config/pj/pj.h: Remove some trailing commas.
3155 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
3157 2001-03-17 Anthony Green <green@redhat.com>
3159 * config/pj/lib1funcs.S: Fix broken comment.
3160 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
3163 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
3165 * gcc.texi: Remove obsolete information relating to build and
3166 installation problems with enquire or the Pyramid C compiler.
3168 2001-03-16 Philip Blundell <philb@gnu.org>
3170 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
3172 * config/arm/linux-elf.h: Remove historical relics related to
3173 above configurations.
3174 * config/arm/linux-oldld.h: Delete.
3175 * config/arm/linux-elf26.h: Delete.
3177 2001-03-17 Richard Henderson <rth@redhat.com>
3179 * dwarf2out.c (lookup_filename): Emit .file if the assembler
3180 is generating .debug_line.
3181 (dwarf2out_init): Add main_input_filename to the file table first.
3182 * configure.in (as_dwarf2_debug_line): Test with file number 1
3183 instead of file number 0.
3185 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
3186 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
3187 (size_of_line_prolog): Remove.
3188 (output_line_info): Compute prologue size via label difference.
3189 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
3190 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
3191 assembler error when redefining file numbers.
3192 * config.in, configure: Rebuild.
3194 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
3196 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
3199 2001-03-16 Jim Wilson <wilson@redhat.com>
3201 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
3202 then set it to LOC_REG (79) instead of aborting.
3204 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
3206 * fixinc/Makefile.in: Set SHELL.
3208 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
3210 * fixinc/fixincl.c (fix_with_system): Quote file names before
3211 passing them to shell.
3213 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
3215 * Makefile.in: Use fix-header$(build_exeext) instead
3218 Fri Mar 16 11:26:01 2001 Christopher Faylor <cgf@cygnus.com>
3220 * config/i386/cygwin.h: Revert previously misapplied patch which
3221 eliminated TARGET_SUBTARGET_DEFAULT.
3223 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
3225 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
3226 register may be dead.
3228 2001-03-15 Mark Mitchell <mark@codesourcery.com>
3230 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
3232 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
3234 * Makefile.in (hash.o): Depend on CONFIG_H.
3236 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
3238 * cppfiles.c (stack_include_file): Use MAX of sysp.
3240 2001-03-15 Steve Ellcey <sje@cup.hp.com>
3242 * config.gcc (ia64*-*-hpux*): New case.
3243 * config/ia64/hpux.h: New file for HP-UX support.
3244 * config/ia64/t-hpux: New file for HP-UX support.
3246 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
3248 * fixinc/inclhack.def (irix_stdio_va_list): New.
3249 * fixinc/fixincl.x: Rebuilt.
3251 2001-03-15 Bruce Korb <bkorb@gnu.org>
3253 * gcc.c(main): make more rigorous
3254 * collect2.c(main): guard against ignoring SIGCHLD
3255 * protoize.c(main): ditto
3256 * gcc/fixinc/fixincl.c(initialize): ditto
3258 2001-03-15 Mark Mitchell <mark@codesourcery.com>
3260 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
3261 (sdbout_parms): Likewise.
3263 Thu Mar 15 12:51:00 2001 Jeffrey A Law (law@cygnus.com)
3265 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
3266 "widen" a destination that is already wider than a word. Also do
3267 not widen if LOAD_EXTEND_OP is NIL for the given mode.
3269 2001-03-15 Zack Weinberg <zackw@stanford.edu>
3271 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
3272 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
3273 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
3274 config/clipper/xm-clix.h, config/convex/xm-convex.h,
3275 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
3276 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
3277 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
3278 config/i370/xm-linux.h, config/i370/xm-mvs.h,
3279 config/i370/xm-oe.h, config/i386/xm-aix.h,
3280 config/i386/xm-i386.h, config/i386/xm-osf.h,
3281 config/i860/xm-i860.h, config/i960/xm-i960.h,
3282 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
3283 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
3284 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
3285 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
3286 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
3287 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
3288 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
3289 config/pj/xm-pj.h, config/romp/xm-romp.h,
3290 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
3291 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
3292 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
3293 config/v850/xm-v850.h, config/vax/xm-vax.h,
3294 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
3295 Do not define TRUE or FALSE.
3297 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
3298 empty by above change.
3299 * config.gcc: Remove references to these files.
3301 * configure.in: Detect stdbool.h.
3302 * configure, config.in: Regenerate.
3303 * system.h: Include stddef.h here if available. Set
3304 HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__. Then
3305 set up a sensible boolean type at the very end.
3307 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
3308 config/mcore/mcore.c: Rename variables named 'true'
3311 * hash.h: Delete 'boolean' typedef and related #undefs.
3313 * function.c, ggc-common.c, hash.h, hash.c, tlink.c,
3314 Replace all uses of 'boolean' with 'bool'.
3316 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
3317 David Billinghurst <David.Billinghurst@riotinto.com>
3319 * config/mips/iris5.h: Change WCHAR_TYPE to int.
3321 2001-03-15 Bernd Schmidt <bernds@redhat.com>
3323 * simplify-rtx.c (hash_rtx): For REG and MEM, just use value of
3324 expression without adding in rtx code and mode.
3326 * alias.c (init_alias_analysis): Don't use any rtx whose value
3327 varies as a known value.
3328 Delete a superfluous test.
3330 2001-03-15 Mark Mitchell <mark@codesourcery.com>
3332 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
3334 2001-03-14 Mark Mitchell <mark@codesourcery.com>
3336 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
3337 contents of the RTL, to determine the name of the object.
3339 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
3341 * configure.in: Use $gcc_cv_as instead of $as.
3342 * configure: Regenerated.
3344 Wed Mar 14 13:17:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3346 * alias.c (handled_component_p, can_address_p): New functions.
3347 (get_alias_set): Use them.
3349 2001-03-14 Mark Mitchell <mark@codesourcery.com>
3351 * expr.c (expand_expr): Revove bogus conditional.
3353 2001-03-14 Mark Mitchell <mark@codesourcery.com>
3355 * tree.h (DECL_RTL): Allocate RTL lazily.
3356 (SET_DECL_RTL): New macro.
3357 (DECL_RTL_SET_P): Likewise.
3358 (COPY_DECL_RTL): Likewise.
3359 (DECL_RTL_IF_SET): Likewise.
3360 * varasm.c (make_decl_rtl): Add assertions about the kind of
3361 declaration we are processing.
3362 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
3363 (start_decl): Likewise.
3364 (finish_decl): Likewise.
3365 * c-semantics.c (emit_local_var): Likewise.
3366 * calls.c (expand_call): Likewise.
3367 * dbxout.c (dbxout_symbol): Likewise.
3368 * emit-rtl.c (unshare_all_rtl): Likewise.
3369 (unshare_all_decls): Likewise.
3370 (reset_used_decls): Likewise.
3371 * expr.c (store_constructor): Likewise.
3372 (safe_from_p): Likewise.
3373 (expand_expr): Likewise.
3374 * function.c (put_var_into_stack): Likewise.
3375 (instantiate_decls_1): Likewise.
3376 (assign_parms): Likewise.
3377 (expand_function_start): Likewise.
3378 (expand_function_end): Likewise.
3379 * ggc-common.c (gcc_mark_trees): Likewise.
3380 * integrate.c (function_cannot_inline_p): Likewise.
3381 (copy_decl_for_inlining): Likewise.
3382 (expand_inline_function): Likewise.
3383 (integrate_parm_decls): Likewise.
3384 (integrate_decl_tree): Likewise.
3385 * print-tree.c (print_node): Likewise.
3386 * reg-stack.c (stack_result): Likewise.
3387 * stmt.c (label_rtx): Likewise.
3388 (expand_return): Likewise.
3389 (expand_decl): Likewise.
3390 (expand_decl_cleanup): Likewise.
3391 (expand_anon_union_decl): Likewise.
3392 * toplev.c (check_global_declarations): Likewise.
3393 (rest_of_decl_compilation): Likewise.
3394 * tree.c (simple_cst_equal): Likewise.
3395 * objc/objc-act.c (generate_static_references): Likewise.
3397 2001-03-14 Jakub Jelinek <jakub@redhat.com>
3399 * reg-stack.c (stack_result): Unconditionally use
3400 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
3402 2001-03-13 Jim Wilson <wilson@redhat.com>
3404 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
3405 from 80 in try_locals code.
3406 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
3408 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3410 * cpp.texi (poison): Explain the macro expansion exception.
3412 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
3414 * cppinternals.texi: Update for file handling.
3416 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3418 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
3419 unless anti_dependence says they are.
3420 * alias.c (objects_must_conflict): If neither has a type specified,
3423 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
3425 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
3426 before reload_cse_noop_set_p.
3428 Sat Mar 10 23:21:34 2001 kaz Kojima <kkojima@rr.iij4u.or.jp>
3430 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
3432 Sat Mar 10 23:16:16 2001 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3434 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
3435 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
3437 Sat Mar 10 23:03:25 2001 Alexandre Oliva <aoliva@redhat.com>
3439 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
3440 if it's a record type.
3442 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
3444 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
3445 mingw includes slightly.
3447 Fri Mar 9 18:33:50 2001 Jeffrey A Law (law@cygnus.com)
3449 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
3451 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
3453 * configure: Rebuilt.
3454 * configure.in: Only use `lang_requires' for languages athat are
3457 Thu Mar 8 23:34:42 2001 Jeffrey A Law (law@cygnus.com)
3459 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
3461 Thu Mar 8 23:22:26 2001 John Wehle (john@feith.com)
3463 * rtlanal.c (rtx_varies_p): Check operand 0 of a
3464 LO_SUM unless for_alias is set.
3466 2001-03-08 Bruce Korb <bkorb@gnu.org>
3468 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
3469 wait4() can receive the signal.
3471 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3473 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
3475 * fixinc/fixincl.x: Regenerate.
3477 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3479 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
3481 * fixinc/fixincl.x: Regenerate.
3483 Thu Mar 8 19:42:08 CET 2001 Jan Hubicka <jh@suse.cz>
3485 * reg-stack.c (move_for_stack_reg): Avoid non-popint fst for
3488 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3490 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
3492 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
3494 * configure.in (enable_shared): Support per-package shared-library
3496 * configure: Rebuilt.
3498 2001-03-07 David Edelsohn <edelsohn@gnu.org>
3500 * rs6000.md (cr logic): Add original POWER mnemonic alternative
3501 for crnot. Set operands[5] in splitter.
3503 2001-03-07 Tom Tromey <tromey@redhat.com>
3505 * configure: Rebuilt.
3506 * configure.in: Allow config-lang.in to set `lang_requires' to list
3507 of other required languages.
3509 2001-03-07 Richard Henderson <rth@redhat.com>
3511 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
3513 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
3515 * fixinc/inclhack.def (djgpp_wchar_h): New test.
3516 * fixinc/fixincl.x: Regenerated.
3518 2001-03-06 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3520 * Restore change that patch misapplied.
3521 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
3522 (ix86_set_move_mem_attrs_1): Likewise.
3523 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
3524 * config/i386/i386.md (movstrsi): Call it.
3526 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
3528 * config/m68k/m68k.c (const_uint32_operand): Accept any
3529 const_int on a 32-bit host.
3531 2001-03-06 Zack Weinberg <zackw@stanford.edu>
3533 * c-parse.in (yylexname): New function, split out of _yylex.
3534 (objc_rid_sans_at): New table.
3535 (init_reswords): Initialize it.
3536 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
3537 retrieving the next token and checking it for significance as
3538 an ObjC keyword or string constant.
3540 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
3541 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
3543 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
3546 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
3548 * objc/objc-act.c (init_objc): Set save_lang_status,
3549 restore_lang_status, and mark_lang_status.
3551 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
3553 * cppinternals.texi: Update.
3555 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
3557 * invoke.texi: Document __FAST_MATH__.
3559 2001-03-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
3561 * function.c (purge_addressof_1): Change type of function
3562 purge_addressof_1 from boolean to int. Change local variable
3563 `result' to int, and false and true to 0 and 1, respectively.
3565 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3567 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3569 (___subdi3, ___adddi3): Use x instead of y as index register.
3570 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3571 (__memset, __memcpy): Likewise.
3572 (regs): Put the soft registers in bss for 68HC12.
3573 (abort): Use trap to abort for 68hc12.
3574 (__mulhi3, __mulhi32): Use emul for 68hc12.
3575 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3577 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3579 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3580 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3581 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3582 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3583 Set 68HC12 min offset to -65536.
3584 (print_operand): Put parenthesis arround the operand if it refers
3585 to a symbol having the same name as a register.
3586 (m68hc11_z_replacement): When z register is replaced by its
3587 equivalent soft register, force the insn to be re-recognized.
3588 (m68hc11_check_z_replacement): Fix the test when destination is
3589 the index register and z dies in the insn.
3590 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3592 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3594 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3595 costs according to processor variant.
3596 (m68hc11_shift_cost): New function to compute shift costs.
3597 (m68hc11_rtx_costs): Define costs according to processor variant.
3598 (m6811_cost): Costs for 68HC11.
3599 (m6812_cost): Costs for 68HC12.
3600 (COSTS_N_INSNS): Remove.
3602 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3603 (DEFAULT_RTX_COSTS): Remove.
3604 (CONST_COSTS): Define costs according to OUTER_CODE.
3605 (processor_costs): New struct to define costs.
3606 (m68hc11_cost): Pointer to current costs.
3608 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3610 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3611 and use m68hc11_notice_keep_cc when using leax/leay.
3612 (addhi3 split): Reject split if the insn is handled by
3614 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3615 push must be handled in a special way if the source operand uses
3616 sp as index register.
3617 (m68hc11_notice_keep_cc): New function.
3618 (m68hc11_gen_movhi): Use it when an insn changes a register but
3620 (m68hc11_gen_movqi): Fix move for 68HC12.
3621 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3623 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3625 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3626 and don't pass operands[0] to emit_library_call_value.
3628 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3630 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3631 (zero_extendsi split): Simplify and use (zero_extendhi).
3632 (*addhi3): Remove 'w' constraint since stack pointer is handled
3634 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3635 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3636 (*ashrhi3_const): Fix shift by 7.
3637 (*lshrsi3_const16): Fix template.
3638 (call, call_value): Fix constraint and predicate.
3640 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3642 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3643 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3644 (CC_REGNUM): Likewise.
3645 (*unnamed splits): Use above constants instead of hard coded numbers.
3646 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3647 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3648 (*return_16bit, *unnamed peepholes): Likewise.
3650 2001-03-03 Laurynas Biveinis <lauras@softhome.net>
3652 * gcc.c (convert_filename): Append executable suffix
3653 if NO_AUTO_EXE_SUFFIX is not defined.
3654 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
3655 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
3658 2001-03-03 David O'Brien <obrien@FreeBSD.org>
3660 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
3661 * c-parse.gperf, c-gperf.h: Delete.
3662 (c-gperf.h was accidently re-added to the CVS repo in the rev 1.16 commit
3665 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3667 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
3668 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
3669 t_bool in declaration because pcc can't combine volatile with typedef
3672 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
3674 * longlong.h (umul_ppmm): Don't use a multiline string.
3676 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
3678 * cpplex.c (_cpp_lex_token): Don't warn about directives in
3679 macro arguments when looking for the '('.
3680 * cppmacro.c (funlike_invocation_p): Set parsing_args to
3681 2 when really parsing arguments; 1 when looking for '('.
3682 Always restore the lexer position.
3684 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
3686 * cpplex.c (parse_string): Unconditionally pedwarn.
3688 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
3691 * cppexp.c (parse_number): Update.
3692 * cpplex.c (parse_string): Pedwarn if multiline string does not
3693 result from a system header's macro.
3694 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
3695 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
3696 for function-like macros too.
3698 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3700 * print-rtl.c (print_rtx): Cast enums to int for comparison.
3701 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
3703 * c-format.c (C_STD_VER): Cast to int for comparisons.
3704 (check_function_format): Cast various enums to int for &.
3705 (maybe_read_dollar_number): Likewise.
3706 (check_format_info): Likewise.
3707 (check_format_info_main): Likewise.
3708 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
3709 (safe_from_p): Likewise.
3710 * varasm.c (const_hash): Cast enum to int for %.
3711 * emit-rtl.c (init_emit_once): Use int loop variable to work around
3712 pcc enum problems with < and ++ operators.
3713 * regclass.c (init_reg_sets_1): Cast enums for comparison.
3714 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
3715 (regclass_init): Change enum class to int to iterate over reg_classes.
3716 * genrecog.c (merge_trees): Cast enums for comparison.
3717 * rtl.h (GET_CODE): Cast to enum rtx_code.
3718 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
3719 (GET_MODE): Cast to enum machine_mode.
3720 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
3721 (GET_NOTE_INSN_NAME): Cast enum to int.
3722 * tree.h (TREE_CODE): Cast to enum tree_code.
3723 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
3724 * simplify-rtx.c (hash_rtx): Cast enums to unsigned unt.
3725 * timevar.c (timevar_print): Change loop variable id from enum to
3727 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
3728 * config/i386/i386.md: Use PUT_MODE for mode assignment.
3729 * toplev.c (compile_file): Cast enum DFI to int.
3730 (decode_d_option): Likewise.
3732 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
3734 * cppinit.c (append_include_chain): Mark "after" include file name list
3735 as a system directory.
3736 * cpp.texi: Document new behavior.
3738 2001-03-01 Zack Weinberg <zackw@stanford.edu>
3740 * cpphash.h (struct cpp_reader): Add print_version field.
3741 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
3742 just set print_version and other flags as appropriate.
3743 (cpp_post_options): Print version here if print_version is set.
3745 * toplev.c (exit_after_options): New flag.
3746 (independent_decode_option): Don't exit here; just set
3748 (main): Exit after calling lang_hooks.post_options if
3749 exit_after_options is true.
3751 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
3752 (merge_include_chains): Adjust comment to match code.
3754 2001-03-01 Zack Weinberg <zackw@stanford.edu>
3756 * stringpool.c (set_identifier): New function.
3757 * tree.h: Prototype it.
3759 * c-parse.in: Kill D_YES. If compiled for objc, call
3760 save_and_forget_protocol_qualifiers from init_reswords.
3761 * objc/objc-act.c (remember_protocol_qualifiers,
3762 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
3763 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
3765 (save_and_forget_protocol_qualifiers): New function.
3766 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
3768 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
3770 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
3771 * cppexp.c (lex): Cast enums for comparison.
3772 * cppinit.c (parse_option): Cast enum for comparison.
3773 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
3774 (cpp_output_token): Likewise.
3775 (cpp_can_paste): Cast enums for comparsion and plus/minus.
3776 (cpp_avoid_paste): Cast enums for minus and comparison.
3778 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
3780 * Makefile.in (resource.o): Add params.h dependence.
3781 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
3782 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
3783 * resource.c: Add dependence on params.h.
3784 (current_live_regs): Fix explanatory comment.
3785 (find_basic_block): Add new parameter to permit limiting search
3787 (mark_target_live_regs): Add new argument to find_basic_block call.
3788 (incr_ticks_for_insn): Likewise.
3790 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
3792 * Makefile.in (reorg.o): Add params.h dependence.
3793 * params.def: Fix typographical error in comment.
3794 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
3795 * params.h: Modify introductory comment.
3796 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
3797 * reorg.c: Add dependence on params.h.
3798 (redundant_insn): Add parameterized throttle for search.
3799 (fill_simple_delay_slots): Add a comment explaining a variable.
3800 Move conditional out of loop, simplifying code.
3801 (fill_eager_delay_slots): Fix typographical error in comment.
3803 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3805 * Makefile.in (OBJS): Add params.o.
3807 2001-02-14 Mark Mitchell <mark@codesourcery.com>
3809 * Makefile.in (toplev.o): Depend on params.h.
3810 (intergate.o): Likewise.
3811 (params.o): New target.
3812 * flags.h (inline_max_insns): Remove.
3813 * integrate.c: Include params.h.
3814 Use MAX_INLINE_INSNS instead of inline_max_insns.
3815 * params.c: New file.
3816 * params.h: Likewise.
3817 * params.def: Likewise.
3818 * toplev.c: Include params.h.
3819 (lang_independent_params): New variable.
3820 (decode_f_option): Use the param machinery instead of setting
3822 (independent_decode_option): Handle "--param name=value".
3823 (main): Register language-independent parameters.
3825 Thu Mar 1 09:44:15 2001 Jeffrey A Law (law@cygnus.com)
3827 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
3828 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
3830 * pa.c (emit_move_sequence): Verify operand0 is a hard register
3831 before determining its register class.
3833 2001-03-01 Bernd Schmidt <bernds@redhat.com>
3835 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
3836 from reg 4 if current_function_calls_setjmp.
3837 (ia64_sched_reorder): Move code that rotates bundles up a bit.
3839 * reload1.c (eliminate_regs_in_insn): Restrict the special case
3840 code not to try to optimize adds with anything but a REG destination.
3842 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
3843 (INSN_PRIORITY_KNOWN): New accessor macro.
3844 * haifa-sched.c (priority): Use it instead of testing priority against
3847 2001-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
3849 * cppinit.c (builtin_array): Update.
3850 (init_builtins): Flag builtins to warn if redefined or
3851 undefined. Define __GXX_WEAK as a normal macro.
3852 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
3853 * cpplib.h (NODE_WARN): New flag.
3854 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
3855 Handle __STDC__ as a builtin only on Solaris.
3856 (warn_of_redefinition): Renamed from check_macro_definition.
3857 Reverse sense of test. Always warn if NODE_WARN.
3858 (_cpp_create_definition): Use warn_of_redefinition. Flag
3859 any macro beginning with "__STDC_" to require a mandatory
3860 warning if redefined or undefined.
3861 * cppinit.c (set_lang): Move builtin handling to...
3862 (init_builtins): ...here.
3863 (_cpp_create_reader): Move call to set_lang.
3864 * cppfiles.c (stack_include_file): Generate dependencies
3865 here, and manage include_count here too.
3866 (PRINT_THIS_DEP): Delete.
3867 (_cpp_execute_include): Do not generate dependencies here,
3868 apart from the case of a missing header. Do not manage
3870 (_cpp_read_file): Leave dependency generation to
3872 * cppexp.c (parse_number): Similarly.
3873 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
3874 * cppmacro.c (struct cpp_macro): New member node.
3875 (parse_args): Only warn about missing rest args if not
3877 (funlike_invocation_p): Similarly for uninvoked funlike macros.
3878 (cpp_sys_objmacro_p): New.
3879 (_cpp_create_definition): Store the node with the macro defn.
3880 Remember if the macro is defined in a system header.
3882 2001-02-28 Nathan Sidwell <nathan@codesourcery.com>
3884 * extend.texi (Deprecated Features): Deprecate float and
3885 complex template constant parms.
3887 Tue Feb 27 16:45:00 2001 Jeffrey A Law (law@cygnus.com)
3889 * pa.c (override_options): Promote -fpic to -fPIC.
3890 (legitimize_pic_address): Simplify due to removal of
3891 small PIC as a code generation option.
3892 (secondary_reload_class): Similarly.
3893 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
3894 (PRINT_OPERAND_ADDRESS): Similarly.
3895 * pa.md (various patterns): Similarly.
3896 (small pic lo_sum pattern): Remove.
3898 2001-02-27 Andreas Jaeger <aj@suse.de>
3900 * configure.in: Document that --disable-checking is default.
3901 * configure: Regenerated.
3903 2001-02-27 Mark Mitchell <mark@codesourcery.com>
3905 * configure.in: Make --disable-checking the default.
3906 * configure: Regenerated.
3908 2001-02-26 Mark Mitchell <mark@codesourcery.com>
3910 Revert the two previous changes.
3912 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3914 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
3915 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
3916 * config/i386/i386.md (movstrsi): Handle FAIL case.
3918 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3920 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
3921 (ix86_set_move_mem_attrs_1): Likewise.
3922 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
3923 * config/i386/i386.md (movstrsi): Call it.
3925 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3927 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
3928 used to set another biv.
3930 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3932 * errors.c (internal_error, trim_filename): New functions.
3933 (fancy_abort): Call internal_error.
3934 * errors.h (internal_error, trim_filename): New declarations.
3936 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
3938 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
3940 (EXTRA_CONSTRAINT): Formatting changes.
3942 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3944 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
3946 2001-02-23 Per Bothner <per@bothner.com>
3948 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
3949 so they can be called from java/jvspec.c.
3950 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
3952 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3954 * diagnostic.c (trim_filename): No longer static.
3955 * toplev.h (trim_filename): Declare.
3956 * rtl.c (rtl_check_failed_bounds): Call internal_error.
3957 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
3958 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
3959 (rtvec_check_failed_bounds): Likewise.
3960 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
3962 * convert.c (convert_to_integer): Don't do unsigned unless result or
3963 both inputs are unsigned.
3965 * fold-const.c (fold_convert): Don't call size_int_type_wide if
3968 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
3970 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
3972 2001-02-23 Jakub Jelinek <jakub@redhat.com>
3974 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
3975 check if either operand is divisible by C.
3976 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
3977 If type is signed, consider negative numbers as well.
3979 2001-02-22 Richard Henderson <rth@redhat.com>
3981 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
3982 reach .text instead of gp-relative relocs.
3983 * config/ia64/crtend.asm (.init): Likewise.
3985 2001-02-22 Andreas Jaeger <aj@suse.de>
3987 * extend.texi (C++ Attributes): Fix typo.
3989 2001-02-21 David Mosberger <davidm@hpl.hp.com>
3991 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
3992 functions, drop current_function_args_info.words test.
3993 (ia64_compute_frame_size): Mark syscall_linkage functions as
3994 using eight input registers.
3996 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
3997 Bruce Korb <bkorb@gnu.org>
3999 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
4000 * fixinc/README: Document how to convert sed substitutions
4001 to format style c_fix-es.
4002 * fixinc/fixincl.x: regen
4004 2001-02-21 Bruce Korb <bkorb@gnu.org>
4005 Rodney Brown <RodneyBrown@mynd.com>
4007 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
4008 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
4009 machine restrictions
4010 * fixinc/fixincl.x: regen
4012 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
4014 * cppfiles.c: Update comments.
4015 (_cpp_read_file): Don't check for NULL filenames any more.
4016 * cppinit.c (cpp_start_read): Don't do canonicalization of
4017 in_fname and out_fname. Use the passed file name exclusively.
4018 (_cpp_handle_options): Don't treat "-" as a command line option,
4019 but as a normal filename.
4020 (_cpp_post_options): Canonicalize in_fname and out_fname.
4021 * cppmain.c (printer_init): Don't check out_fname for NULL.
4022 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
4023 (init_c_lex): Update, and use "" to represent stdin to CPP.
4026 2001-02-21 Kazu Hirata <kazu@hxi.com>
4028 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
4032 Wed Feb 21 19:16:26 CET 2001 Jan Hubicka <jh@suse.cz>
4034 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
4036 2001-02-21 Jason Merrill <jason@redhat.com>
4038 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
4039 (struct tree_decl): Add uninlinable bitfield.
4040 * c-decl.c (duplicate_decls): Set it.
4041 * integrate.c (function_cannot_inline_p): Check it.
4043 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
4044 DW_AT_MIPS_linkage_name to abstract methods.
4045 (dwarf2out_abstract_function): Emit class context before calling
4046 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
4047 (gen_subprogram_die): Remove obsolete code.
4048 (gen_member_die): Don't include clones in the member list.
4049 (gen_decl_die): Emit abstract info for clone origin.
4050 * dwarfout.c (output_type): Don't include clones in the member list.
4051 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
4052 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
4053 DECL_ABSTRACT on a function that already has it set.
4055 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
4056 (get_subprogram_die): Pass it in.
4058 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
4060 * flow.c (mark_set_1): Make not_dead unsigned long. For
4061 non-pseudos, use it as a bitmask of the hard regs that
4064 2001-02-20 Will Cohen <wcohen@redhat.com>
4066 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
4067 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
4068 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
4071 2001-02-20 Mark Mitchell <mark@codesourcery.com>
4073 * stmt.c (expand_return): If an attempt is made to return the
4074 error_mar_node, treat the return like a return without a value.
4076 Mon Feb 19 20:24:50 2001 Jeffrey A Law (law@cygnus.com)
4078 * pa.c (move_operand): Accept code to load the address of a
4079 symbol out of the DLT as a valid move operand.
4080 (print_operand, case 'A'): New to handle generating a DLT
4081 reference for a LO_SUM expression.
4082 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
4083 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
4085 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
4087 * README, cpp.texi, gcc.texi: Update version number to 3.0.
4088 * cpp.1, gcov.1, gcc.1: Regenerate.
4090 2001-02-19 Richard Henderson <rth@redhat.com>
4092 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
4095 Mon Feb 19 10:11:53 2001 Jeffrey A Law (law@cygnus.com)
4097 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
4098 target_cpu_default. Remove dead assignment to
4101 Mon Feb 19 16:46:56 CET 2001 Jan Hubicka <jh@suse.cz>
4103 * regclass.c (contains_reg_of_mode): Make global.
4104 (init_reg_sets): Remove contains_reg_of_mode; take into account
4105 CLASS_MAX_NREGS when looking for the proper mode.
4106 (dump_regclass): Dump only classes considered for the pseudo.
4107 (regclass): Use contains_reg_of_mode.
4109 Mon Feb 19 16:40:45 CET 2001 Jan Hubicka <jh@suse.cz>
4111 * gcc.c (do_spec_1): 'n' for printing notices.
4112 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
4114 Mon Feb 19 16:20:04 CET 2001 Jan Hubicka <jh@suse.cz>
4116 * reg-stack.c (next_flags_user): Use current_block->end
4117 (swap_rtx_condition): Look for next user if flags don't die;
4118 give up on CALL_INSNs; use current_block->end.
4120 2001-02-17 Mark Mitchell <mark@codesourcery.com>
4122 * invoke.texi (-fsquangle): Remove documentation.
4123 (-fname-mangling-version): Likewise.
4125 2001-02-18 Kazu Hirata <kazu@hxi.com>
4127 * config/h8300/h8300.md: Update copyright.
4128 (andsi3): Do not output an extra newline character.
4130 Sun Feb 18 17:03:06 2001 Jeffrey A Law (law@cygnus.com)
4132 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
4133 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
4134 (mostlyclean): Corresponding changes.
4135 * rtlanal.c (hard-reg-set.h): Include.
4136 (rtx_unstable_p): Do not treat the argument pointer specially
4137 if it is not a fixed register.
4138 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
4140 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4142 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
4143 assignments from FP constants sonce 'Y' output code can't handle it.
4144 (eligible_for_sibcall_delay): Likewise.
4146 * invoke.texi (-I): Add note avoiding use for system header files.
4148 * final.c (output_operand_lossage): Use internal_error, not error.
4150 2001-02-18 Shane Nay <shane@agendacomputing.com>
4152 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
4153 structure shift insns.
4155 2001-02-18 Richard Henderson <rth@redhat.com>
4157 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
4159 * reload1.c (reload_cse_simplify_set): Fix typo.
4161 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4163 * diagnostic.c (_fatal_insn): Decrement errorcount.
4165 2001-02-18 Alan Modra <alan@linuxcare.com.au>
4167 * pa.c (hppa_expand_prologue): Simplify code storing return
4168 pointer. For large (>=8k) frames with a post_store, adjust stack
4169 pointer by 8k-64 first rather than by 64. When testing with
4170 VAL_14_BITS_P, always use the actual value rather than the value
4171 negated. Add blockage to prevent scheduling of spills before
4172 stack frame has been created.
4173 (hppa_expand_epilogue): Simplify code loading return pointer.
4174 Allow a slightly larger range for merge_sp_adjust_with_load case.
4175 When testing with VAL_14_BITS_P, always use the actual value.
4177 * pa.c (pa_adjust_insn_length): Check that block move
4178 pattern is a set before looking at operands.
4180 2001-02-17 Mark Mitchell <mark@codesourcery.com>
4182 * fold-const.c (fold_binary_op_with_conditional_arg): New
4183 function, split out from ...
4185 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
4186 conditional arms that throw exceptions.
4188 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
4191 2001-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4193 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
4194 define HAVE_DECL_* to 1 to mask potential backup declarations.
4195 * configure: Regenerated.
4197 2001-02-17 Richard Henderson <rth@redhat.com>
4199 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
4200 when replacing a memory load with a register.
4202 2001-02-17 Joseph S. Myers <jsm28@cam.ac.uk>
4204 * gcc.texi, invoke.texi: Link to GCC 3.0 version of
4207 2001-02-16 Richard Henderson <rth@redhat.com>
4208 DJ Delorie <dj@redhat.com>
4210 * jump.c (jump_optimize_1): When we delete a conditional jump
4211 preceeding a non-conditional jump to effectively the same place,
4212 make sure that the combined jump skips any clobber insns between
4215 2001-02-16 Jason Merrill <jason@redhat.com>
4217 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
4219 (gen_subprogram_die): Don't abort on seeing a second definition if
4220 the previous one was abstract. Don't replace an abstract instance
4221 in the lookup table.
4223 * dwarf2out.c (dwarf2out_abstract_function): Rename from
4224 gen_abstract_function.
4225 * dwarf2out.h: Declare it.
4226 * toplev.c (note_outlining_of_inline_function): New fn.
4227 * toplev.h: Declare it.
4228 * integrate.c (output_inline_function): Call it.
4229 * c-decl.c (duplicate_decls): Call it when redefining an extern
4230 inline. Don't inline the new defn.
4232 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
4234 2001-02-16 Jakub Jelinek <jakub@redhat.com>
4236 * objc/objc-act.c (start_class): Register implemented_classes with
4239 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
4241 * cppfiles.c (_cpp_make_system_header): Generate a file
4244 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4246 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
4248 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
4251 2001-02-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4253 * version.c: Bump to "3.0 20010215 (prerelease)".
4255 Thu Feb 15 15:15:29 2001 Alexandre Oliva <aoliva@redhat.com>
4257 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
4259 Thu Feb 15 00:20:31 CET 2001 Jan Hubicka <jh@suse.cz>
4261 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
4263 * invoke.texi (-mreg-alloc): Deprecate.
4265 2001-02-14 Richard Henderson <rth@redhat.com>
4267 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
4269 Wed Feb 14 23:35:57 CET 2001 Jan Hubicka <jh@suse.cz>
4271 * regclass.c (init_reg_sets_1): Reinstall the optimization
4272 together with Matt Kraai's fix.
4274 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
4276 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
4278 2001-02-14 Richard Henderson <rth@redhat.com>
4280 * regclass.c (init_reg_sets_1): Revert last change.
4282 2001-02-14 Nathan Sidwell <nathan@codesourcery.com>
4284 * extend.texi (Deprecated): Deprecate new initializer lists.
4286 2001-02-14 Nathan Sidwell <nathan@codesourcery.com>
4288 * mkdeps.c (deps_add_default_target): Robustify. Add
4289 basename component only.
4290 * cpp.texi (-M): Describe how default target is generated.
4291 * invoke.texi (-M): Likewise.
4293 2001-02-13 Zack Weinberg <zack@wolery.stanford.edu>
4295 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
4297 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
4298 * ggc.h (ggc_mark_if_gcable): Delete prototype.
4300 Wed Feb 14 01:03:14 CET 2001 Jan Hubicka <jh@suse.cz>
4302 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
4305 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4307 * config/sparc/sparc.c (function_value): Treat all non-record
4308 aggregate types like used to treat UNION_TYPE.
4310 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
4312 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
4313 (try_combine): Use it.
4315 2001-02-13 Richard Henderson <rth@redhat.com>
4317 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
4318 entire operator; replicate that and match_dup the operands.
4319 (cmp_ccx_arith_op_set): Likewise.
4320 (cmp_cc_arith_op_not_set): Likewise.
4321 (cmp_ccx_arith_op_not_set): Likewise.
4323 2001-02-12 Jakub Jelinek <jakub@redhat.com>
4325 * c-common.c (constant_fits_type_p): New function.
4326 (convert_and_check): Use it.
4328 2001-02-11 Mark Mitchell <mark@codesourcery.com>
4330 * Makefile.in (GXX_ABI_FLAG): Don't define.
4331 * configure.in (--enable-new-gxx-abi): Remove option.
4332 * config.in: Regenerated.
4333 * configure: Likewise.
4335 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
4337 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
4339 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
4340 regular basic block, and arrange for all edges into it to switch
4343 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4345 * Makefile.in (distclean): Do not remove .gdbinit.
4347 2001-02-11 Mark Mitchell <mark@codesourcery.com>
4349 * Makefile.in (gcc.o): Fix typos.
4350 (protize.o): Likewise.
4351 (unprotoize.o): Likewise.
4353 2001-02-11 Richard Henderson <rth@redhat.com>
4355 * tree.c (build1): Check for null operand in last change.
4357 2001-02-11 Richard Henderson <rth@redhat.com>
4359 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
4360 (fold): Don't assume a constant isn't foldable.
4361 * tree.c (build): Set TREE_CONSTANT for an expression with no
4362 side-effects and constant operands.
4365 2001-02-10 Richard Henderson <rth@redhat.com>
4367 * jump.c (squeeze_notes): Revert 2000-05-12 change.
4369 2001-02-10 Anthony Green <green@redhat.com>
4371 * cpp.texi (Standard Predefined): Add documentation for
4374 * c-common.c (combine_strings): Improve warning message.
4376 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
4378 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
4380 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
4382 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
4384 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
4387 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
4389 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
4392 2001-02-09 Nick Clifton <nickc@redhat.com>
4394 * config/arm/arm.md: Change output contraint on post inc
4395 load/store multiple patterns to be a read/write contraint.
4397 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
4399 * gcc.c (cpp_options): Delete .d files on error. Don't delete
4400 .o files when using the -M options.
4402 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4403 David Edelsohn <edelsohn@gnu.org>
4405 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
4406 handle DImode constants. Use one TOC entry for SImode and smaller
4407 constants, aligned properly.
4409 2001-02-08 Jason Merrill <jason@redhat.com>
4411 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
4412 about the SP adjustment for saving the static chain pointer.
4413 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
4414 offset when setting a temporary CFA register.
4416 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
4418 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
4419 powerpc-*-chorusos* .
4420 * config/rs6000/chorus.h : New file.
4421 * config/i386/chorus.h : New file.
4422 * config/sparc/chorus.h : New file.
4423 * config/sparc/t-chorus-elf : New file.
4425 2001-02-08 David Edelsohn <edelsohn@gnu.org>
4427 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
4428 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
4429 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
4430 (__WCHAR_TYPE__): Correct macro name.
4432 2001-02-08 Richard Henderson <rth@redhat.com>
4434 * config/i386/i386.c (ix86_frame_pointer_required): New.
4435 (ix86_setup_frame_addresses): New.
4436 (struct machine_funciton): Add accesses_prev_frame.
4437 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
4438 ix86_frame_pointer_required.
4439 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
4440 (SETUP_FRAME_ADDRESSES): New.
4441 * config/i386/i386-protos.h: Update.
4442 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
4443 from FRAME_POINTER_REQUIRED.
4444 * config/i386/svr3gas.h: Likewise.
4445 * config/i386/sysv3.h: Likewise.
4446 * config/i386/v3gas.h: Likewise.
4448 2001-02-08 Richard Henderson <rth@redhat.com>
4450 * config/sparc/sparc.c (function_arg_record_value_3): Fix
4451 calculation of the number of integer registers required.
4452 (function_arg_record_value): Likewise.
4454 2001-02-08 Jason Merrill <jason@redhat.com>
4456 * diagnostic.c (internal_error): Say "confused" after 1 error, not
4457 two. Print file and line with "confused" message.
4459 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
4461 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4463 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
4465 2001-02-08 Bernd Schmidt <bernds@redhat.com>
4467 * final.c (cleanup_subreg_operands): The address of a MEM can
4470 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
4473 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
4475 * gcc.texi (Incompatibilities): Update documentation of
4476 preprocessing numbers.
4478 2001-02-07 Jakub Jelinek <jakub@redhat.com>
4480 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
4482 2001-02-07 Mark Mitchell <mark@codesourcery.com>
4484 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
4486 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
4487 * gcc.c (struct compiler): Add cpp_spec field.
4488 (input_file_compiler): New variable.
4489 (do_spec_1): Allow a particular compiler to handle `%C'
4491 (main): Store the current compiler in input_file_compiler.
4492 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
4494 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
4496 * cpphash.h (struct spec_nodes): Add n_true and n_false.
4497 * cppinit.c (cpp_create_reader): Initialize them.
4498 (append_include_chain): cxx_aware arg might be unused.
4499 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
4500 keywords and give them their phase 7 meaning. Pedwarn about
4501 this unless '__bool_true_false_are_defined' is defined.
4503 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
4505 * lcm.c (optimize_mode_switching): Emit mode_set before the
4506 JUMP_INSN of an abnormal edge.
4508 2001-02-07 Bernd Schmidt <bernds@redhat.com>
4510 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
4511 a scheduling barrier at the end.
4513 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
4515 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
4517 * config/sh/sh.md (reload_outsf): Removed.
4518 (movsf_ie): Introduce constraints for FPUL loads and stores.
4519 (reload_insf): Broaden the output constraint.
4521 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
4523 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
4524 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
4526 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
4528 * final.c: Revert my previous changes.
4529 * output.h: Make profile_label_no extern.
4530 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
4531 for generating label.
4533 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
4535 * config/i386/djgpp.h: Add comments about standard paths.
4536 (MD_EXEC_PREFIX): Undefine before defining.
4537 (MD_STARTFILE_PREFIX): New.
4539 2001-01-30 Bruce Korb <bkorb@gnu.org>
4541 fixinc/fixincl.c(process): Emit error message only if appropriate :)
4542 (load_file): do not rely on load_file_data() to close file pointer
4543 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
4544 fixinc/inclhack.def(irix_limits_const): add test_text
4546 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
4548 * cppexp.c (parse_defined): Improve diagnostics for invalid
4551 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
4553 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
4555 2001-02-06 Mark Mitchell <mark@codesourcery.com>
4557 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
4558 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
4559 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
4560 (rs6000_output_symbol_ref): New function.
4561 (output_toc): Use VTABLE_NAME_P.
4563 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4565 * print-tree.c (print_node, case PARM_DECL):
4566 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
4568 * stor-layout.c (reference_types_internal): New variable.
4569 (internal_reference_types): New function.
4570 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
4571 * tree.h (internal_reference_types): New declaration.
4573 * cse.c (find_best_addr): Fix typo in computing cost.
4575 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4577 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
4578 and this is the sum of a pointer and a constant, we know the result
4580 (num_sign_bit_copies, case PLUS): Likewise.
4581 * explow.c (convert_memory_address): Remove opposite SUBREG.
4582 * function.c (instantiate_new_reg): New function (from common code).
4583 (instantiate_virtual_regs_1): Call it.
4584 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
4585 if pointers sign- or zero-extend.
4586 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
4587 If pointers extend unsigned, use inside of SUBREG.
4588 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
4590 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
4592 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
4593 subdir of gcc_gxx_include_dir.
4594 (gcc_gxx_target_include_dir): Remove.
4596 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
4598 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
4599 (dwarf2out_frame_debug_expr): Revise introductory comments to add
4600 a high-level description.
4602 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
4604 * final.c: Move the declaration of profile_label_no to ...
4605 * output.h: ... here.
4606 * function.c (expand_function_start): Call PROFILE_HOOK.
4607 * config/rs6000/aix.h: Define PROFILE_HOOK.
4608 * config/rs6000/rs6000-protos.h: output_profile_hook new.
4609 * config/rs6000/rs6000.c (output_profile_hook): Define.
4610 (output_prolog): Do nothing for ABI_AIX as it is taken care by
4611 output_profile_hook.
4612 tm.texi : Explain new macro PROFILE_HOOK.
4614 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
4616 * extend.texi (Extended Asm): Do not say that semicolon is always
4617 a valid line-breaking character for GNU assemblers. Use
4618 newline-tab as the most commonly supported syntax. Use
4619 newline-tab rather than semicolon in multi-insn examples.
4621 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4623 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
4625 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4626 David Edelsohn <edelsohn@gnu.org>
4628 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
4629 code for AIX, even without flag_pic.
4631 2001-02-05 Jakub Jelinek <jakub@redhat.com>
4633 * c-typeck.c (common_type): push and pop binding level around
4634 calling common_type on function parameters.
4636 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
4638 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
4640 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4642 * config/mips/mips.c (override_options): Fix typo in last change.
4643 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
4644 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
4646 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
4648 * invoke.texi (-fdump-class-layout): Document.
4649 (-fdump-translation-unit): Use `=' as filename separator.
4651 2001-02-05 Mark Mitchell <mark@codesourcery.com>
4653 * Makefile.in (s-mlib): Don't build multilibs if
4655 (DRIVER_DEFINES): Adjust accordingly.
4657 (protoize.o): Likewise.
4658 (unprotoize.o): Likewise.
4659 * configure.in: Recognize --enable-multilib.
4661 2001-02-04 Mark Mitchell <mark@codesourcery.com>
4663 * Makefile.in (DRIVER_DEFINES): Fix quoting.
4665 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
4666 * configure.in: Remove --enable-libstdcxx_v3 support.
4667 * configure: Regenerated.
4669 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4671 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
4672 Call abort instead of fatal.
4673 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
4674 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
4675 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
4676 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
4677 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
4678 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
4680 * diagnostic.h (set_internal_error_function): Renamed.
4681 * toplev.h (internal_error): Renamed from fatal.
4682 (pfatal_with_name): Deleted.
4683 (fatal_io_error): Now has printf-style arguments.
4684 * diagnostic.c (pfatal_with_name): Deleted.
4685 (fatal_io_error): Rework to have args in printf-style.
4686 (set_internal_error_function): Renamed from set_fatal_function.
4687 (internal_error): Renamed from fatal.
4688 (error_recursion, fancy_abort): Call internal_error instead of fatal.
4689 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
4690 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
4691 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
4692 * flow.c (verify_flow_info): Likewise.
4693 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
4694 * config/mips/mips.c (save_restore_insns): Likewise.
4696 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
4697 * flow.c (verify_flow_info): Likewise.
4698 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
4699 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
4700 (avr_normalize_condition): Likewise.
4701 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
4702 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
4703 (limit_reload_class, double_reg_to_memory): Likewise.
4704 (print_operand_address, emit_1600_code_shift): Likewise.
4705 (gen_tst_reg, gen_compare_reg): Likewise.
4706 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
4707 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
4709 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
4711 * c-parse.in (methoddef): Call fatal_error instead of fatal.
4712 * objc/objc-act.c (build_ivar_chain): Likewise.
4713 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
4715 * graph.c (clean_graph_dump_file): Likewise.
4716 * profile.c (init_branch_prob): Likewise.
4717 * objc/objc-act.c (objc_init): Likewise.
4719 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
4720 * config/avr/avr.c (avr_override_options): Likewise.
4721 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
4722 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
4723 * config/h8300/h8300.c (h8300_init_once): Likewise.
4724 * config/mips/mips.c (override_options): Likewise.
4725 * config/i386/i386.c (override_options): Likewise, rework.
4726 * config/m68k/m68k.c (override_options): Likewise.
4728 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
4730 * config/mips/mips.c (print_operand): Likewise.
4731 * hash.c (hash_allocate): Don't check for failure returns from
4732 obstack functions that can't fail.
4733 (hash_table_init_n, hash_table_init): Likewise; also now return void.
4734 * hash.h (hash_table_init_n, hash_table_init): Now return void.
4735 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
4736 (get_object_reference): Likewise.
4738 2001-02-04 Nick Clifton <nickc@redhat.com>
4740 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
4741 StrongARM1110, 10TDMI, and 1020T.
4743 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4745 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
4747 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
4749 * config/sh/sh.md (movdf load split): Pass register number to
4750 FP_OR_XD_REGISTER_P.
4752 2001-02-04 Mark Mitchell <mark@codesourcery.com>
4754 * cppinit.c (BC): New macro.
4755 (builtin_array): Add __GXX_WEAK__.
4756 * cpplib.h (builtin_type): Add BT_WEAK.
4757 * cppmacro.c (builtin_macro): Handle BT_WEAK.
4758 * defaults.h (SUPPORTS_ONE_ONLY): Define.
4759 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
4761 2001-02-03 Jakub Jelinek <jakub@redhat.com>
4763 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
4765 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
4767 * cpphash.h: Rename _ALIGN POOL_ALIGN.
4768 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
4770 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
4772 * cpphash.h: Rename ALIGN _ALIGN.
4773 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
4775 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
4777 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
4778 compilation environment.
4779 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
4780 control over location of cygwin includes and libs.
4782 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
4784 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
4786 2001-02-02 lars brinkhoff <lars@nocrew.org>
4788 * md.texi (Standard Names): remove reference to spur.md.
4790 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
4792 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
4793 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
4794 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
4795 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
4796 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
4798 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4800 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
4801 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
4802 number before reload.
4803 (c4x_adjust_cost): Return zero before reload.
4804 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
4805 split before reload.
4807 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4809 * c4x.c (c4x_hard_regno_rename_ok): New.
4810 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
4811 * c4x.h (HARD_REGNO_RENAME_OK): Define.
4813 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4815 * diagnostic.h: Add missing "extern" in all declarations.
4817 2001-02-02 Alex Samuel <samuel@codesourcery.com>
4819 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
4820 as for gcc_gxx_include_dir.
4822 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4824 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
4826 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
4828 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
4829 label before alignment to be used as the braf base address.
4830 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
4832 (casesi_jump_2): Require at least TARGET_SH2.
4834 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
4835 truncation to 32-bit doubles on -m3e and -m4-single-only.
4837 2001-02-02 Mark Mitchell <mark@codesourcery.com>
4839 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
4840 the default when building a shared object.
4841 (init_spec): Use it.
4842 * testsuite/lib/g++.exp: Include the directory where libgcc
4843 is located to the LD_LIBRARY_PATH list.
4844 * invoke.texi (-shared-libgcc): Document the cases in which
4845 GCC defaults to using the shared libgcc.
4847 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
4849 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
4850 unsigned is wide enough.
4852 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
4853 (si_to_float): Likewise.
4854 (float_to_si, float_to_usi): Use BITS_PER_SI.
4856 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
4858 * dwarf2out.c: Added explanation of abbreviations.
4859 (def_cfa_1): Added comments listing DWARF2 instructions.
4860 (cfa_temp_reg): Removed in favor of cfa_temp.
4861 (cfa_temp_value): Removed in favor of cfa_temp.
4862 (cfa_temp): New global variable.
4863 (dwarf2out_frame_debug_expr): Added extensive introductory
4864 comments explaining the function's transformations. Revised to
4865 use cfa_temp. Added some rtx checking. Generalize IOR case.
4866 (dwarf2out_frame_debug): Revised to use cfa_temp.
4867 (output_aranges): Cast as "unsigned" to avoid warning.
4868 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
4869 explain which instructions must be marked.
4871 2001-02-01 Richard Henderson <rth@redhat.com>
4873 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
4876 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4878 * config/sh/crt1.asm (main_k): Modified so that start calls
4879 ___setup_argv_and_call_main.
4881 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
4883 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
4884 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
4885 and AVOID_LPASTE is cleared on meeting an unescaped newline.
4886 * cppmacro.c (builtin_macro): Set builtin flags here.
4887 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
4888 (replace_args): Clarify intent.
4889 (cpp_get_token): Macro expansion tokens get the saved flags.
4891 * cppmain.c (scan_buffer): Remove now-redundant print.printed
4894 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
4896 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
4899 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4901 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
4902 returns Pmode pseudo, but we need ptr_mode.
4903 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
4904 Remove bogus conversions; use HOST_WIDE_INT for size.
4905 Don't use TARGET if wrong mode.
4907 * config/i386/i386.c (ix86_compute_frame_size): Allow
4908 stack_alignment_needed to be non-default even if size is zero.
4910 2001-01-31 Alan Modra <alan@linuxcare.com.au>
4912 * (hppa_init_pic_save): Emit the pic offset table
4913 reg save after last_parm_insn.
4914 * pa.c (hppa_init_pic_save): New function.
4915 * pa.h (hppa_init_pic_save): Declare.
4916 * pa.md (call, call_value, sibcall, sibcall_value): Use
4917 the above instead of duplicated code.
4919 * pa.c (hppa_encode_label): Correct size of alloca buffer
4920 so we don't overrun it. Correct leading `*' case.
4921 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
4922 need to handle `*@'.
4923 (FUNCTION_NAME_P): Likewise.
4925 2001-01-31 Richard Henderson <rth@redhat.com>
4927 * config.gcc (alpha-osf5): Use float-i128.h.
4929 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
4930 * config/float-i32.h: Likewise.
4931 * config/float-i64.h: Likewise.
4932 * config/float-sh.h: Likewise.
4933 * config/float-sparc.h: Likewise.
4935 2001-01-31 DJ Delorie <dj@redhat.com>
4937 * expmed.c (extract_bit_field): allow non-integral modes if we
4938 want to extract a whole register from itself.
4940 2001-01-31 Jakub Jelinek <jakub@redhat.com>
4942 * c-typeck.c (set_init_index): If first is equal to last, assume as
4943 if it was not a range at all.
4945 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4947 * config/fp-bit.c: Include tm.h.
4948 (float_to_si): Don't assume SImode is 32-bits wide.
4949 (float_to_usi): Likewise.
4951 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4953 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
4955 (typename): Call pending_xref_error after parsing typed_typespecs.
4956 * c-decl.c (lookup_tag): Give error immediately rather than
4957 leaving it pending if the tag of the wrong type is in the same
4959 (xref_tag): Don't pedwarn for forward declarations of enum types
4961 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
4964 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4966 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
4968 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4970 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
4971 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
4973 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4975 * cpphash.h (struct cpp_reader): New saved_flags.
4976 * cppmacro.c (cpp_get_token): Use saved_flags to remember
4977 to avoid a paste after a pasted token.
4979 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4981 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
4982 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
4983 Wtype_MIN instead of LONG_MIN.
4985 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4987 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
4989 * fixinc/fixincl.x: Regenerated.
4990 * fixinc/inclhack.def (irix_limits_const): New definition to
4991 convert "const" to "__const" in limits.h.
4993 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4995 * fixinc/genfixes (AG): Fix "autogen4" thinko.
4997 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4999 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
5000 when register dies in the insn.
5002 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
5004 * diagnostic.c (fatal): Fix word wrap.
5006 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
5008 * combine.c (try_combine): Fix SUBREG setting for
5009 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
5011 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5013 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
5016 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
5018 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
5020 * toplev.c (decode_W_option): Update warn_larger_than
5021 unconditionally for each processed switch.
5023 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
5025 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
5027 (hppa_expand_prologue): Delete code to save pic offset table register
5028 in the function prologue.
5029 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
5030 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
5031 table register at the beginning of the function after the prologue.
5033 2001-01-29 lars brinkhoff <lars@nocrew.org>
5035 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
5037 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5038 Jeff Law <law@redhat.com>
5040 * pa.md (return): Revise comment for trivial return.
5041 (return_internal): Non-trivial return pattern for non-PIC code.
5042 (return_internal_pic): Non-trivial return pattern for PIC code.
5043 It uses the PIC register to ensure it is restored after
5045 (epilogue): Generate appropriate return for PIC and non-PIC code.
5047 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
5049 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
5051 2001-01-29 DJ Delorie <dj@redhat.com>
5053 * combine.c (if_then_else_cond): Pass the correct mode to
5054 operand_subword() for constants.
5056 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
5058 * config/i386/cygwin.h: Add w32api to include search. Search different
5059 directories in a cross-build environment.
5061 2001-11-29 Tim Josling <tej@melbpc.org.au>
5063 * tree.h (TYPE_STUB_DECL): Add documentation.
5065 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
5067 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
5068 (sdbout_field_types): Likwise. Fix use of host_integerp.
5070 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
5072 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
5075 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
5077 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
5078 to use flag_gnu_linker.
5080 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5082 * cpplib.c (T_BAD_DIRECTIVE): Remove.
5083 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
5085 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
5087 * tree.c, tree.h (build_parse_node): Remove; was identical to
5089 * c-lang.c (start_cdtor), objc/objc-act.c
5090 (build_module_descriptor): Use build_nt instead of
5093 2001-01-29 Jakub Jelinek <jakub@redhat.com>
5095 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
5096 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
5097 not have any upper bits set.
5099 2001-01-29 Phil Edwards <pme@sources.redhat.com>
5101 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
5103 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5105 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
5107 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
5109 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
5110 (integer_minus_one_node): Define.
5112 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
5114 * Makefile.in (bootstrap2-lean): Fix typo.
5116 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
5118 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
5119 : Don't set fe_value.
5120 * cpplib.h (AVOID_LPASTE): New flag.
5121 (struct cpp_hashnode): Remove fe_value.
5122 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
5123 * cppmacro.c (builtin_macro): Don't set flags here.
5124 (replace_args): Set AVOID_LPASTE flag on first token of an
5125 argument, and the token following it.
5126 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
5127 macro expansion, and on the token following it. Do it for
5129 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
5131 2001-01-27 Richard Henderson <rth@redhat.com>
5133 * config/alpha/t-ieee: Remove multilibbing.
5134 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5136 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5138 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
5140 * Makefile.in: Remove all dependencies on defaults.h.
5141 * builtins.c: Don't include defaults.h.
5142 * c-common.c: Likewise.
5143 * c-decl.c: Likewise.
5144 * c-pragma.c: Likewise.
5145 * c-typeck.c: Likewise.
5146 * combine.c: Likewise.
5148 * frame-ia64.c: Likewise.
5149 * cppexp.c: Likewise.
5150 * crtstuff.c: Likewise.
5151 * dbxout.c: Likewise.
5152 * dwarf2out.c: Likewise.
5153 * dwarfout.c: Likewise.
5154 * emit-rtl.c: Likewise.
5155 * except.c: Likewise.
5157 * final.c: Likewise.
5158 * frame-dwarf2.c: Likewise.
5159 * libgcc2.c: Likewise.
5160 * optabs.c: Likewise.
5161 * profile.c: Likewise.
5162 * sdbout.c: Likewise.
5163 * toplev.c: Likewise.
5164 * tradcif.y: Likewise.
5166 * varasm.c: Likewise.
5168 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5170 * builtins.c (expand_builtin_fputs): Use size_one_node when
5171 transforming into fwrite.
5173 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
5175 * extend.texi (Attribute Syntax): New section.
5177 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
5179 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
5180 they didn't need fixing.
5182 2001-01-27 Janis Johnson <janis@us.ibm.com>
5184 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
5186 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
5187 to remove macro definitions that are duplicated from elfos.h.
5189 2001-01-27 Richard Henderson <rth@redhat.com>
5191 * config/i386/sco5gas.h: Move ...
5192 * config/usegas.h: ... here.
5193 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
5195 2001-01-27 Jakub Jelinek <jakub@redhat.com>
5197 * c-typeck.c (struct constructor_stack): Add range_stack member.
5198 (really_start_incremental_init): Clear it.
5199 (push_init_level): Save constructor_range_stack and clear it if
5200 pushing explicit braces.
5201 (pop_init_level): abort if constructor_range_stack is non-zero at
5202 explicit closing brace. Restore saved constructor_range_stack if
5205 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
5207 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
5208 into register was forced into memory.
5210 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
5212 * Makefile.in: Remove uses of + before $(MAKE).
5214 2001-01-26 Richard Henderson <rth@redhat.com>
5216 * stmt.c (cost_table): Remove.
5217 (COST_TABLE, cost_table_initialized): New.
5218 (estimate_case_costs): Use the later instead of the former.
5219 (balance_case_nodes): Likewise.
5221 2001-01-26 Richard Henderson <rth@redhat.com>
5223 * alias.c (objects_must_conflict_p): Read-only slots may not
5224 conflict despite having the same type.
5226 2001-01-27 Michael Hayes <mhayes@redhat.com>
5228 * loop.c (loop_giv_reduce_benefit): Copy mode size into
5230 (check_ext_dependant_givs): Initialise u_start_val and
5232 (load_mems): Make last_max_reg unsigned.
5233 (try_swap_copy_prop): Use INSN_P and initialise set.
5235 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
5237 * README.AVR : Removed.
5239 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
5241 * pa-64.h (text_section): Remove declaration.
5243 * pa.md (return_internal): Remove mode on PIC register use.
5245 2001-01-25 lars brinkhoff <lars@nocrew.org>
5247 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
5248 ASM_CLOSE_PAREN): fix typos.
5250 2001-01-25 Mark Mitchell <mark@codesourcery.com>
5252 * acconfig.h: Define `const' to the empty string if neither
5253 __STDC__ nor __cplusplus is defined.
5254 * config.in: Regenerated.
5256 2001-01-25 David Edelsohn <edelsohn@gnu.org>
5258 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
5259 * collect2.c (main): Delete importf. Add ".obj" file extension.
5260 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
5261 (aix_std_libs): Add additional AIX libraries to skip.
5262 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
5263 * config/rs6000/aix51.h: New file.
5265 2001-01-25 Michael Hayes <mhayes@redhat.com>
5267 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
5268 (loop_insn_emit_before): No longer static.
5269 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
5270 (loop_givs_rescan, load_mems): Likewise.
5271 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
5272 (maybe_eliminate_biv_1):
5273 (move_movables): Replace emit_call_insn_before with
5274 loop_call_insn_hoist.
5275 * loop.h (loop_insn_emit_before): Add.
5276 * unroll.c (copy_loop_body): Replace emit_insn_before with
5277 loop_insn_emit_before.
5279 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
5281 * diagnostic.c (fatal): Request preprocessed source.
5283 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
5285 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
5286 olddecl has argument types and newdecl has none, use the argument
5289 2001-01-24 Ulrich Drepper <drepper@redhat.com>
5291 * dwarf2out.c (prefix_of): New function. Determine longest common
5292 prefix of the two arguments. The units are whole path components.
5293 (output_file_names): When adding a new directory find the one entry
5294 with the longest common prefix already in the list. Artificially
5295 generate entry if there is none for this prefix.
5296 Fix test to check whether the zeroth directory entry is used.
5298 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
5300 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
5301 Changed all callers. Take it into account when deciding if a
5302 previously loaded value matches.
5304 2001-01-24 Richard Henderson <rth@redhat.com>
5306 * reload.c (find_reloads_subreg_address): Fail the substitution
5307 if the resulting address is insufficiently aligned.
5309 2001-01-24 DJ Delorie <dj@redhat.com>
5311 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
5312 check the original operand's mode also.
5313 * simplify-rtx.c (simplify_ternary_operation): Ditto.
5315 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
5317 * c-parse.in (cast_expr): Move compound literals from here ...
5318 (primary): ... to here. Use standard terminology "compound
5319 literal" instead of "constructor expression".
5321 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
5323 * gcc.1, cpp.1: Regenerate.
5325 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
5327 * calls.c (emit_library_call_value_1): Memory slot for
5328 pass-by-reference argument should have the mode of the argument,
5329 not of the pointer to it.
5331 2001-01-24 Tom Tromey <tromey@redhat.com>
5333 * gcc.texi (G++ and GCC): Mention gcj manual.
5334 (Standards): Link to section of manual mentioning gcj/Java
5337 2001-01-24 Jakub Jelinek <jakub@redhat.com>
5339 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
5340 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
5341 * tradcpp.c (main): Add -imacros or -include'd dependencies
5343 * cpp.texi (-M, -MM): Document -M -include behaviour.
5345 2001-01-24 Roger Collins <roger@ProProject.com>
5347 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
5349 2001-01-24 Will Cohen <wcohen@redhat.com>
5351 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
5352 whether registers are 32 bits or 64 bits in size.
5354 2001-01-24 Ben Elliston <bje@redhat.com>
5356 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
5358 2001-01-24 Richard Henderson <rth@redhat.com>
5360 * config/alpha/alpha.md (builtin_longjmp_internal): New.
5361 (builtin_longjmp): Use it instead of emit_indirect_jump.
5363 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
5365 * bb-reorder.c (make_reorder_chain_1): Handle case where
5366 jump edge goes to the same block as the fallthru edge.
5368 2001-01-23 Jim Wilson <wilson@redhat.com>
5370 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
5371 * frame.h (__ia64_personality_v1): Add prototype.
5372 * libgcc2.c (ia64_throw_helper): Change personality declaration to
5373 prototype form. Add void * cast to first argument to personality
5375 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
5376 (asctoe113): Likewise.
5377 * config/ia64/frame-ia64.c: Include eh-common.h.
5378 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
5380 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
5382 (itanium_split_issue): Add prototype.
5383 (gen_nop_type): Ifdef out.
5384 (find_best_packet): Initialize best_packet.
5385 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
5387 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
5388 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
5389 (flushrs): Add explicit stop bit at end.
5390 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
5393 2001-01-23 Chris Demetriou <cgd@broadcom.com>
5395 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
5397 * libgcc2.c (__terminate_func): Make variable static.
5398 (__terminate_set_func): New function to set __terminate_func.
5399 * libgcc2.h (__terminate_func_ptr): New typedef.
5400 (__terminate_set_func): New function.
5402 2001-01-23 Richard Henderson <rth@redhat.com>
5404 * flow.c (init_propagate_block_info): Don't consider unchanging
5405 memories for dead frame store elimination.
5407 2001-01-23 Richard Henderson <rth@redhat.com>
5409 * varasm.c (UNIQUE_SECTION): Move default implementation ...
5410 * defaults.h: ... here.
5412 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5414 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
5416 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
5418 * c-lex.c (lex_charconst): Fix typo: s/p/str.
5420 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5422 * rs6000.h (rs6000_return_addr): Move prototype from here...
5423 * rs6000-protos.h (rs6000_return_addr): ...to here.
5424 (rs6000_init_expanders): Delete prototype.
5426 2001-01-23 Nick Clifton <nickc@redhat.com>
5428 * invoke.texi: Replace , with \, inside @gccoptlist macros.
5429 (Spec Files): Document %B and %j and %. and %v3 and %M and
5430 %{S*&T} spec switches.
5432 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5434 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
5436 2001-01-23 Chris Demetriou <cgd@sibyte.com>
5437 Neil Booth <neil@daikokuya.demon.co.uk>
5439 * cpperror.c: Merge handlers of PEDWARN and WARNING.
5440 Have -Werror make pedantic warnings errors, like the
5443 2001-01-23 Phil Edwards <pme@sources.redhat.com>
5445 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
5447 2001-01-23 Jakub Jelinek <jakub@redhat.com>
5449 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
5450 * integrate.c (expand_inline_function): Initialize them.
5451 (subst_constants): If changing COMPARE so that both its arguments
5452 will be VOIDmode and the comparison mode will be lost, note
5453 compare_mode. Use the recorded compare_mode to optimize
5456 2001-01-23 Jason Merrill <jason@redhat.com>
5458 * dwarf2out.c (new_die): Use xcalloc.
5459 (output_die): Abort rather than emit a local reference to offset 0.
5461 2001-01-17 Andrew Haley <aph@redhat.com>
5463 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
5464 of a saved register; return NULL instead.
5465 (copy_reg): Take a pointer to a source register rather than a
5467 (next_stack_level): Remember the address in the stack frame of all
5469 Use the saved register pointer array as the source of the CFA.
5470 (throw_helper): Rewrite. Unwind once rather than twice and keep
5471 track of saved registers as we go.
5473 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5475 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
5476 * c4x.c (c4x_legitimize_reload_address): Remove.
5477 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
5478 reload address for ldp(k) insn.
5480 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
5482 * pa.md (return_internal): Add a USE of the PIC register to ensure
5483 it is restored after each call.
5484 (return expander): Corresponding changes.
5486 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5488 * rs6000.h (INIT_EXPANDERS): Delete.
5489 (RETURN_ADDR_RTX): Call rs6000_return_addr().
5490 * rs6000.c (rs6000_override_options): Call *_machine_status from
5492 (rs6000_init_expanders): ...instead of here. Delete.
5493 (rs6000_mark_machine_status): New function.
5494 (rs6000_init_machine_status): Use xcalloc.
5495 (rs6000_return_addr): Generate RTX for the return address.
5496 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
5497 (rs6000_stack_info): Use it.
5499 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
5501 * gthr-win32.h: Include errno.h to get a declaration for
5502 EINVAL and _mingw.h if the target is mingw32.
5504 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
5506 * cpp.texi: Correct typos.
5508 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5510 * explow.c (probe_stack_range): Ensure value passed to
5511 stack_check_libfunc is ptr_mode, not Pmode.
5513 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
5515 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
5516 case, don't use operand_subword to calculate a SUBREG that is
5519 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
5521 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5523 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
5524 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
5525 valid. If not replace it by equivalent insns.
5527 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5529 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
5530 contains SYMBOL_REF, LABEL_REF and CONST_INT.
5531 (c4x_U_constraint, symbolic_address_operand): Likewise.
5532 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
5534 (c4x_r11_set_p, c4x_check_laj_p): New functions.
5535 * c4x-protos.h (c4x_check_laj_p): Add prototype.
5536 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
5537 anulling slot because of silicon bug.
5538 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
5540 2001-01-22 Alan Modra <alan@linuxcare.com.au>
5542 * cppexp.c (parse_charconst): Change `mask' type to agree
5545 2001-01-21 Richard Henderson <rth@redhat.com>
5547 * config/i386/i386.c (ix86_asm_file_end): Disable putting
5548 pic_label_name in a linkonce section.
5550 2001-01-17 Philipp Thomas <pthomas@suse.de>
5552 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
5554 * configure: Regenerate.
5556 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
5558 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
5559 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
5561 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
5563 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
5564 If REVERSE nonzero then condition code in X must be reversed.
5565 (encode_section_info): Optimise if/else.
5566 (avr_function_value): Fix formatting.
5568 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
5569 (difficult_branch): Likewise.
5570 (rvbranch): Likewise.
5571 (difficult_rvbranch): Likewise.
5573 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
5575 * config/avr/libgcc.S: Fix comment.
5577 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
5579 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
5581 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
5583 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
5585 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
5587 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
5588 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
5589 * configure, config.in: Regenerate.
5590 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
5591 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
5592 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
5593 (doprint.o): New rule.
5595 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
5597 * c-typeck.c (digest_init): Handle boolean types as scalars.
5599 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5601 * stmt.c (expand_return): Don't return anything if size is zero.
5602 Delete redundant assignment to BYTES.
5603 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
5605 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
5607 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
5608 the same as the default library function names.
5609 * config/avr/avr.md: Document special characters after '%'.
5610 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
5611 knowing which of the call-used registers are really clobbered.
5612 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
5613 New. Both quotient and remainder from one libgcc.S call.
5614 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
5615 clobber as few registers as possible.
5616 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
5618 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
5620 * cppmacro.c (funlike_invocation_p): Don't move back up to the
5621 context of the top of the stack.
5623 2001-01-20 Jakub Jelinek <jakub@redhat.com>
5625 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
5626 (fixup_var_refs_insns): ...here.
5628 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
5630 * function.c (fixup_var_refs_insns): Break up into
5631 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
5632 [loop over entire insn list], and fixup_var_refs_insns_with_hash
5633 [loop over hash table entries].
5634 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
5635 fixup_var_refs_insns_with_hash, to match above changes.
5637 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
5639 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
5640 (libgcc.a): Likewise.
5641 (stmp-multilib): Likewise.
5642 (STAGE2_FLAGS_TO_PASS): Likewise.
5644 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
5646 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
5647 temporary if no_new_pseudos.
5649 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
5651 * cppinternals.texi: Update.
5653 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
5655 * arm.c (arm_init_builtins): Re-enable builtins.
5657 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5659 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
5660 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
5661 element to be null, and always expect an EXPR_LIST.
5662 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
5663 * sched-deps.c (sched_analyze_1): Likewise.
5664 * sched-rgn.c (check_live_1, update_live_1): Likewise.
5666 * regclass.c (max_set_parallel): New variable.
5667 (reg_scan): Take it into account in computation of max_parallel.
5668 (reg_scan_mark_refs, case SET): Compute it.
5670 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
5672 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
5673 * function.c (assign_parms): Use INTVAL for a CONST_INT.
5675 2001-01-19 Jason Merrill <jason@redhat.com>
5677 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
5678 for the abstract instance of an inline function.
5680 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
5681 J"orn Rennecke <amylaar@redhat.com>
5683 * reload1.c (move2add_note_store): Treat all registers directly or
5684 indirectly derived from a base register as members of the same set
5686 (reload_cse_move2add): Adjust accordingly. Take mode and offset
5687 of base register into account.
5689 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
5691 * alias.c (find_base_value): Recognize TRUNCATE.
5692 (record_set): In PLUS case, invalidate if other summand is also a
5695 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5697 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
5698 entry to be EXPR_LIST.
5699 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
5700 be an EXPR_LIST (but not null, which other code doesn't allow).
5701 (note_stores): Properly handle PARALLEL in SET.
5702 Recursively call for top-level PARALLEL.
5703 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
5704 * sched-rgn.c (check_live_1, update_live_1): Likewise.
5706 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
5708 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
5710 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
5711 not pfile->skipping (== 0).
5713 2001-01-17 Nick Clifton <nickc@redhat.com>
5715 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
5718 2001-01-17 Jim Wilson <wilson@redhat.com>
5720 * invoke.texi (IA-64 options): Improve.
5722 2001-01-17 Tom Tromey <tromey@redhat.com>
5724 * invoke.texi (Optimize Options): Use `{}' to around @samp
5727 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
5729 * invoke.texi (-fno-guess-branch-probability): New option.
5731 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5733 * combine.c (try_combine): Don't set i3_subst_into_i2 for
5734 case of making new double-word constant.
5735 Revert last change: instead just test i3_subst_into_i2.
5737 2001-01-17 Jakub Jelinek <jakub@redhat.com>
5739 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
5740 Use q constraints instead of r.
5742 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
5744 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
5745 (machine_function): Define.
5746 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
5747 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
5748 pa_free_machine_status): New functions.
5749 (override_options): Set {init,mark,free}_machine_status to above.
5750 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
5751 PIC_OFFSET_TABLE_REGNUM_SAVED.
5752 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
5753 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
5754 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
5755 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
5756 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5758 2001-01-15 DJ Delorie <dj@redhat.com>
5760 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
5764 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5766 * flow.c (propagate_on_insn): Make trying to delete a prologue
5767 or epilogue insn an ICE, not a warning. Allow doing this if
5768 the current function returns with stack pointer depressed.
5770 * combine.c (try_combine): If i3_subst_into_i2, properly check for
5771 I3 having more than one SET.
5773 2001-01-16 Jim Wilson <wilson@redhat.com>
5775 * invoke.texi: Document IA-64 options.
5777 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
5778 (fixup_errata): Delete TARGET_A_STEP use.
5779 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
5780 (TARGET_SWITCHES): Delete -ma-step option.
5781 * config/ia64/ia64.md (all FP patterns): Delete %B0.
5782 (movqicc_astep, movqi_internal_astep, movhicc_astep,
5783 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
5784 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
5785 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
5786 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
5788 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
5789 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
5790 cmovsi_internal): Delete ! TARGET_A_STEP check.
5792 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5794 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
5795 possibility to report bugs via postal mail. Change a URL and
5796 merge in a nearly duplicate statement...
5797 (Bug Reporting): ...from here.
5798 (Service): Refer to the Bug Reporting section instead of
5800 (Contributing): Remove trivial explanations concerning snapshots.
5802 2001-01-16 Alan Modra <alan@linuxcare.com.au>
5804 * cppmain.c (general_init): Don't use ANSI prototype.
5806 2001-01-16 Tom Tromey <tromey@redhat.com>
5808 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
5810 2001-01-16 Richard Henderson <rth@redhat.com>
5812 * config/i386/i386.h: Fix comment typo.
5813 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
5814 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
5816 2001-01-16 Phil Edwards <pme@sources.redhat.com>
5818 * gcc.c: Revert previous -fsyntax-only-related change; move
5821 2001-01-16 Jakub Jelinek <jakub@redhat.com>
5823 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
5824 inmode after checking GET_CODE (op).
5826 2001-01-16 Richard Henderson <rth@redhat.com>
5828 * flow.c (struct propagate_block_info): Add mem_set_list_len.
5829 (MAX_MEM_SET_LIST_LEN): New.
5830 (propagate_one_insn): Update mem_set_list_len.
5831 (invalidate_mems_from_autoinc): Likewise.
5832 (invalidate_mems_from_set): Likewise.
5833 (mark_used_regs): Likewise.
5834 (init_propagate_block_info): Likewise. Stop collecting memories
5835 when we reach MAX_MEM_SET_LIST_LEN.
5836 (mark_set_1): Likewise.
5838 2001-01-16 Richard Henderson <rth@redhat.com>
5840 * unroll.c (precondition_loop_p): Fail if no iteration
5843 2001-01-16 Phil Edwards <pme@sources.redhat.com>
5845 * gcc.c: When -fsyntax-only is given, do not complain about
5848 2001-01-15 Richard Henderson <rth@redhat.com>
5850 * config/i386/i386.c (asm_output_function_prefix): Remove.
5851 (ix86_asm_file_end): New.
5852 (load_pic_register): Generate pic_label_name into a
5853 staticly allocated buffer.
5854 * config/i386/i386-protos.h: Update.
5855 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
5856 (ASM_FILE_END): New.
5857 * config/i386/i386afe.h: New file.
5858 * config.gcc (i?86-*-elf) [tm_file]: Use it.
5859 (i?86-*-{freebsd,linux*,moss*}): Likewise.
5860 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
5861 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
5862 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
5863 * config/i386/sco5.h (ASM_FILE_END): Likewise.
5864 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
5866 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5868 * Makefile.in (install-man): Remove explicit dependency on
5871 * configure.in, configure: Revert previous patch requiring perl
5874 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
5876 * toplev.c (flag_guess_branch_prob): New.
5877 (f_options): Add guess-branch-probability option.
5878 (rest_of_decl_compilation): Only estimate branch probability if
5880 (main): set flag_guess_branch_prob.
5882 * flags.h (flag_guess_branch_prob): New.
5884 2001-01-15 DJ Delorie <dj@redhat.com>
5886 * gcc.texi (Makefile): Add documentation for Makefile targets.
5888 2001-01-15 Philip Blundell <philb@gnu.org>
5890 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
5892 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
5893 (is_pic): Delete declaration.
5894 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
5895 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
5896 * config/arm/arm.md (builtin_setjmp_receiver): New.
5898 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5900 * arm.c (use_return_insn): Don't try to determine the function type
5901 until after reload has completed.
5902 (arm_output_epilogue): Don't adjust the sp value recovered from the
5904 (emit_multi_reg_push): Don't record dwarf information for the pc.
5905 * arm.md (eh_epilogue): The function type may have changed, so it
5906 needs to be recalculated.
5907 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
5908 unwind tables on arm/netbsd.
5910 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5912 * arm.md (cbranchsi4): Correct calculation of branch ranges.
5913 (negated_cbranchsi4): Likewise.
5915 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5917 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
5918 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5919 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
5920 pass -mapcs-* options to assembler.
5921 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
5922 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5923 (ASM_SPEC): Call subtarget_extra_asm_spec.
5925 2001-01-15 Andreas Jaeger <aj@suse.de>
5927 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
5929 (ix86_expand_builtin): Likewise.
5931 * gencodes.c (output_predicate_decls): Make i size_t to avoid
5932 warning about comparison between signed and unsigned.
5934 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5936 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
5938 2001-01-14 Ralf Baechle <ralf@gnu.org>
5940 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
5941 SUBTARGET_CPP_SPEC apropriatly.
5943 2001-01-12 Mark Mitchell <mark@codesourcery.com>
5945 * varasm.c (make_decl_rtl): Fix typo in last change.
5947 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
5949 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
5950 linker supports the init_priority C++ attribute.
5951 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
5952 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
5953 linker does not support init_priority C++ attribute.
5955 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
5957 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
5959 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5961 * c-parse.in (finish_parse): Add comment about cpp_destroy.
5962 * cp/lex.c (finish_parse): Similarly.
5963 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
5964 Return the number of errors encountered.
5965 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
5966 * cppmain.c (main): Don't call cpp_destroy.
5968 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
5970 * configure.in: Require at least perl 5.6.0 to regenerate
5972 * configure: Regenerate.
5974 2001-01-14 Richard Henderson <rth@redhat.com>
5976 * genrecog.c (DT_veclen_ge): New.
5977 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
5978 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
5979 (nodes_identical_1): Handle DT_veclen_ge.
5980 (write_cond, debug_decision_2): Likewise.
5982 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5984 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
5986 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
5988 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5990 * cppmain.c (do_preprocessing): New function; most of the old
5992 (main): Call it to do most of the work.
5993 (cb): Move from global scope to set_callbacks ().
5994 (setup_callbacks): Get the callback pointer.
5995 (general_init, printer_init): Clean up code and comments.
5997 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5999 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
6002 2001-01-14 Kazu Hirata <kazu@hxi.com>
6004 * config/h8300/h8300.c (get_shift_alg): Update comments.
6006 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6008 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
6009 (alloc_page, ggc_alloc): Add casts to remove warnings.
6011 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
6013 * combine.c (simplify_comparison): Don't change `code' when
6014 can't reverse comparison.
6016 2001-01-14 Richard Henderson <rth@redhat.com>
6018 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
6019 update all call sites. Return true for all non-label constants.
6021 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
6023 * i386.c (ix86_expand_compare): Add bypass_test and second_test
6025 (ix86_expand_branch): Update.
6026 (ix86_expand_setcc): Update to handle multiple test conditions.
6027 (expand_int_movcc): Likewise.
6028 (expand_fp_movcc): Likewise.
6029 * i386-protos.h (ix86_expand_compare): New.
6030 * i386.md (andqi_?_slp, orqi_?_slp): New.
6031 (conditional trap expander): Update call to ix86_expand_compare.
6033 2001-01-14 Richard Henderson <rth@redhat.com>
6035 * config/vax/vax.md: Use nonimmediate_operand instead of
6036 general_operand in destinations.
6038 * config/vax/vax.md (indirect_jump): Use register_operand.
6040 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
6041 * config/vax/vax.md (call_pop): Turn into an expander.
6042 (call_value_pop): Likewise.
6043 (call, call_value): New.
6045 2001-01-14 Andreas Jaeger <aj@suse.de>
6047 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
6049 (ix86_fp_compare_mode): Add unused attribute.
6050 (ix86_expand_fp_movcc): Remove unused variable.
6051 (ix86_expand_builtin): Make fcode unsigned.
6053 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
6054 (expand_expr): Add cast to avoid signed warning.
6055 (store_field): Likewise.
6056 (store_constructor_field): Likewise.
6057 (store_constructor): Likewise.
6058 (store_expr): Likewise.
6059 (clear_storage): Likewise.
6060 (emit_group_store): Likewise.
6061 (emit_group_load): Likewise.
6063 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
6065 * c-common.c: Move format checking code to ...
6066 * c-format.c: ... here. New file. Reorder some functions and
6068 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
6070 * c-common.h (decl_handle_format_attribute,
6071 decl_handle_format_arg_attribute): Declare.
6072 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
6073 (c-common.o): Adjust dependencies.
6074 (c-format.o): New list of dependencies.
6076 2001-01-13 Jakub Jelinek <jakub@redhat.com>
6078 * unroll.c (loop_iterations): If we cannot prove iteration variable
6079 is set once in each iteration, punt.
6081 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
6083 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
6084 (*strlenhi): Remove clobber (which was buggy) of output address.
6086 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
6088 * Makefile.in (generated-manpages): Add gcc.1
6089 ($(srcdir)/gcc.1): New target.
6090 (maintainer-clean): Delete $(srcdir)/gcc.1.
6091 * gcc.texi: Add macros @gccoptlist and @gol.
6092 * invoke.texi: Include option summary in manpage. Mark up option
6093 summary with @gccoptlist and @gol. Use @r in one place where
6095 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
6096 * gcc.1: Generate from invoke.texi.
6098 2001-01-13 Richard Henderson <rth@redhat.com>
6100 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
6101 (struct page_entry): Add group member.
6102 (struct page_group): New.
6103 (struct globals): Add page_groups member.
6104 (alloc_anon): Only define for using mmap; remove valloc call.
6105 (page_group_index): New.
6106 (set_page_group_in_use): New.
6107 (clear_page_group_in_use): New.
6108 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
6109 (free_page, release_pages): Likewise.
6110 * configure.in (with-gc): Default to ggc-page always.
6112 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
6114 * reload1.c (replace_pseudos_in_call_usage): Use
6115 reg_equiv_constant and reg_equiv_address, and don't try
6116 regno_reg_rtx first.
6118 2001-01-13 Richard Henderson <rth@redhat.com>
6120 * ggc-page.c (alloc_page): Round up allocation size to one page.
6121 Set e->order on extra pages.
6123 2001-01-13 Richard Henderson <rth@redhat.com>
6125 * genrecog.c (nodes_identical): Expand commentary.
6126 (write_switch): Watch out for identical nodes.
6128 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6130 * cppfiles.c (_cpp_fake_include): New function.
6131 * cpphash.h (_cpp_fake_include): New.
6132 * cpplib.c (do_line): Call _cpp_fake_include when entering
6133 header files in preprocessed input.
6134 * cppmain.c (cb_pragma_implementation): Remove handling.
6135 (setup_callbacks): Don't register pragmas.
6137 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6139 * extend.texi: Udate for CPP.
6141 2001-01-13 Andreas Jaeger <aj@suse.de>
6143 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
6145 * regmove.c: Add prototype for replace_in_call_usage.
6147 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6149 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
6150 struct cpp_chunk, struct htab, struct toklist,
6151 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
6152 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
6153 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
6154 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
6155 (struct macro_args): Delete.
6156 * cpphash.h: See above.
6158 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6160 * cppmain.c (struct printer): Remove no_line_dirs.
6162 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
6163 : Use options rather than CPP_OPTION.
6164 (setup_callbacks): Use cb rather than pfile->cb.
6165 (main): No need to check for a buffer. Use cpp_errors.
6166 (printer_init): Don't set no_line_dirs.
6167 (maybe_print_line): Use options not no_line_dirs.
6168 (cb_file_change): Don't call print_line if -P.
6170 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6172 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
6174 * c-parse.in (finish_parse): Use cpp_errors.
6175 (__yylex): Use return value of cpp_pop_buffer.
6176 * cp/lex.c (finish_parse): Use cpp_errors.
6177 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
6179 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
6181 * README.AVR: URLs corrected.
6183 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6185 * c-decl.c (start_function): Don't warn if old prototype is builtin
6186 that's not in C's namespace.
6187 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
6188 (_bb): Add prototype for ctime.
6189 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
6191 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
6193 * i386.c (ix86_fp_comparison_arithmetics_cost,
6194 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
6195 ix86_fp_comparison_cost): New functions.
6196 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
6197 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
6198 two-branch sequences; make static.
6199 (ix86_use_fcomi_compare): Do decision according to the costs.
6200 (split_fp_branch): New.
6201 * i386.md (compare-and-branch patterns): Use split_fp_branch.
6202 * i386-protos.h (ix86_expand_fp_compare): Remove
6203 (ix86_split_fp_branch): Declare.
6205 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
6206 and ix86_comparison_operator.
6208 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
6211 * i386.c (put_condition_code): Output properly the unordered/ordered
6212 compares in fp case.
6213 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
6215 * tm.texi (REVERSE_CONDITION): Document.
6216 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
6217 in -ffast-math mode.
6218 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
6220 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
6222 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
6224 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
6227 * config/sh/sh.c (mova_p): Fix test for mova_const.
6229 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6231 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
6232 cpp_get_options rather than dereferencing pfile and using
6234 * scan-decls.c (scan_decls): Use return value of
6235 cpp_pop_buffer rather than CPP_BUFFER.
6237 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6239 * cppinit.c (cpp_handle_option): help_only is now part of the
6240 cpp_options structure.
6241 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
6242 cpp_set_callbacks): New functions.
6243 * cpplib.h (cpp_callbacks): Break out as a named structure.
6244 (cpp_options): Move help_only here from cpp_reader.
6245 (CPP_FATAL_ERRORS): Update to use cpp_errors.
6246 (cpp_errors, cpp_get_options, cpp_get_callbacks,
6247 cpp_set_callbacks): New prototypes.
6248 * cppmain.c (main): Update for help_only.
6250 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
6252 * Makefile.in (info, maintainer-clean, install-info, uninstall):
6253 Also build and remove and install and uninstall c-tree.info and
6255 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
6256 ($(srcdir)/cppinternals.info): New target.
6257 * c-tree.texi: Change file name used when makeinfo used without -o
6258 from ir.info to c-tree.info. Add info directory entry.
6259 * cppinternals.texi: Add info directory entry.
6260 * .cvsignore: Update.
6262 2001-01-12 Jakub Jelinek <jakub@redhat.com>
6264 * c-typeck.c (store_init_value): Don't require constant initializer
6265 elements with -pedantic -std=c99.
6266 (digest_init): Change error about non-constant initializer elements
6268 (constructor_range_end): Remove.
6269 (constructor_incremental, designator_depth,
6270 designator_errorneous): New variables.
6271 (struct constructor_stack): Remove range_end, add incremental.
6272 (struct constructor_range_stack, constructor_range_stack): New.
6273 (struct initializer_stack): Add constructor_range_stack.
6274 (finish_init): Set it.
6275 (start_init): Likewise. require_constant_elements for non-static
6276 trees only if not flag_isoc99.
6277 (really_start_incremental_init): Remove constructor_range_end, add
6278 constructor_incremental.
6279 (pop_init_level): Likewise.
6280 (push_init_level): Likewise. If implicit and the subobject had some
6281 value set already, preinitialize the level with it.
6282 Warn about missing braces only if not pushing due to designators.
6283 (set_designator, push_range_stack): New functions.
6284 (set_init_label): Use them.
6285 (set_init_index): Likewise. Remove constructor_range_end.
6286 Error if designator index is outside of array bounds.
6287 (add_pending_init): Compare values of purpose index trees, not the
6288 trees themselves. Allow overwriting of already initialized element.
6289 Issue a warning if it had side-effects.
6290 (set_nonincremental_init, set_nonincremental_init_from_string): New
6292 (pending_init_member): Rename to...
6293 (find_init_member): ...this function. Call set_nonincremental_init
6294 if necessary. Compare values of purpose index trees, not the trees
6295 themselves. Return the actual value, not just non-zero if something
6297 (output_init_element): Remove checks for duplicates.
6298 If field has zero size, only check the initializer for correctness.
6299 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
6300 if constructor_incremental is zero. Change error about initializers
6301 not computable at load time into pedwarn.
6302 (output_pending_init_elements): Compare bit positions, not
6303 FIELD_DECLs to take into account zero-sized fields.
6304 (process_init_element): Use constructor_range_stack to fill all
6305 ranges in the designator lists from current level up.
6306 * extend.texi: Update documentation for labeled elements.
6308 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
6310 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
6311 to function usage for arguments passed by reference. Optimize
6312 callee-copied arguments.
6313 * regmove.c (replace_in_call_usage): New function.
6314 (fixup_match_1): Call it.
6315 * cse.c (cse_insn): Canonicalize registers in function usage.
6316 * reload1.c (replace_pseudos_in_call_usage): New function.
6319 * Makefile.in: Reverted yesterday's wrong patch. Installed the
6322 2001-01-12 Jakub Jelinek <jakub@redhat.com>
6324 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
6327 2001-01-12 DJ Delorie <dj@redhat.com>
6329 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
6330 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
6333 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
6335 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
6336 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
6337 -std options alongside references to -ansi. Update some
6338 documentation for C99.
6339 * cpp.1: Regenerate.
6341 2001-01-12 Andreas Jaeger <aj@suse.de>
6343 * haifa-sched.c (restore_line_notes): Remove argument block B
6345 * sched-ebb.c (schedule_ebb): Change caller.
6346 * sched-rgn.c (schedule_region): Likewise.
6347 * sched-int.h (restore_line_notes): Adjust prototype.
6349 * loop.h: Remove wrong declaration of doloop_condition_get.
6351 2001-01-12 Phil Edwards <pme@sources.redhat.com>
6353 * extend.texi: Move C++-extension-related node from the C section
6354 into the C++ section.
6356 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
6358 * extend.texi: Refer to an array of pointers to functions instead
6359 of one of functions.
6361 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
6362 Jan Hubicka <jh@suse.cz>
6364 * combine.c (reversed_comparison): Fix typo in last patch.
6366 (combine_reversed_comparison_code): Make static to follow
6367 prototype declaration.
6369 2001-01-12 Phil Edwards <pme@sources.redhat.com>
6371 * install.texi: Remove misplaced duplicate entry.
6373 2001-01-11 Ulrich Drepper <drepper@redhat.com>
6375 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
6377 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
6379 * final.c: (leaf_function_p): Fix typo.
6381 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
6383 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
6384 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
6386 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
6387 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
6388 mmap_anon, and valloc is available.
6389 * ggc-page.c: Restructure ifdef logic to match new autoconf
6390 spec. Don't throw away the test page in init_ggc.
6392 * configure, config.in: Regenerate.
6394 2001-01-12 Michael Hayes <mhayes@redhat.com>
6396 * loop.h (total_biv_increment): Constify iv_class pointer.
6397 (struct induction): Replace `mem_mode' with `mem' rtx.
6398 * unroll.c (total_biv_increment): Constify iv_class pointer.
6399 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
6400 (find_mem_givs, combine_givs_p): Likewise.
6401 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
6403 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
6405 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
6407 (__gthread_getspecific): Ditto.
6409 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
6411 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
6412 put_condition_code): Convert fp comparison codes to integer
6414 (ix86_expand_fp_compare): Postnote the fp comparison code converison
6417 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
6418 * i386-protos.h (no_comparison_operator): Kill.
6420 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
6422 * combine.c (REVERSIBLE_CC_MODE): Remove.
6423 (reversible_comparison_p): Remove.
6424 (combine_reversed_comparison_code): New.
6425 (reversed_comparison): New.
6426 (combine_simplify_rtx): Use
6427 combine_reversed_comparison_code/reversed_comparison instead
6428 of reversible_comparison_p.
6429 (simplify_if_then_else): Likewise.
6430 (simplify_set): Likewise.
6431 (simplify_logical): Likewise.
6432 (if_then_else_cond): Likewise.
6433 (known_cond): Likewise.
6434 (simplify_comparison): Likewise.
6436 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
6438 * builtins.c (std_expand_builtin_va_start): Handle varargs when
6439 sizeof (int) is larger than sizeof(__word__).
6441 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
6443 * cppinit.c (do_includes): Fix typo.
6445 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6447 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
6448 in S_REGS does not occur because not all sources are possible
6449 when a S_REGS is a destination (sometimes needs a clobber).
6450 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
6451 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
6452 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
6453 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
6454 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
6455 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
6456 (lshrdi_const1, lshrsi3_const16): Likewise.
6457 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
6458 (*movhi_68hc12, *movqi_68hc12): Likewise.
6459 (movstrictqi): Make sure reloading in D_REGS as a destination
6462 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
6464 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6466 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
6468 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
6469 -D, -U and -A, and don't initialize the builtins.
6470 (do_includes): Error if -include or -imacros with -fpreprocessed.
6471 * cppmain.c (cb_define, cb_undef): Unconditionally process
6473 * tradcpp.c (main): Fix typo.
6475 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
6477 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
6478 (read_name_map): Use IS_ABSOLUTE_PATH.
6479 * tradcpp.c (get_filename): Likewise.
6481 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6483 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
6484 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
6485 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
6486 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
6487 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
6488 (cmphi_z_used): Don't use '@' for the output.
6489 (tstqi_z_used): Likewise.
6490 (cmpqi_z_used): Likewise.
6491 (one_cmplsi2): Likewise.
6493 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
6495 * config/sh/sh.c (barrier_align): Recognize branch around far
6496 branch and redundant insn.
6498 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
6500 * invoke.texi: Restore documentation of the drivers' switches -MD
6503 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
6505 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
6507 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
6508 check-objc//%): Support parallel testing of multilibs.
6509 (TESTSUITEDIR): Set to testsuite by default, but override for
6511 (check-gcc, check-g++, check-g77, check-objc): Enter
6514 2001-01-11 Bernd Schmidt <bernds@redhat.com>
6516 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
6517 * sched-deps.c (deps_may_trap_p): Likewise.
6518 * basic-block.h: Remove a comment.
6519 * flow.c (PROP_POSTRELOAD): Remove.
6520 (update_life_info): Don't add it to prop_flags.
6521 (mark_set_1): Lose the code that was enabled by it.
6523 2001-01-11 Michael Hayes <mhayes@redhat.com>
6525 * flow.c (flow_call_edges_add): New.
6526 * basic_block.h (flow_call_edges_add): New.
6528 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
6530 * reload1.c (move2add_note_store): Update reg_set_luid even if
6531 base reg remains the same.
6533 2001-01-10 Nick Clifton <nickc@redhat.com>
6535 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
6536 machine_function structure to zero.
6537 Add prototypes for machine_status functions.
6539 2001-01-10 Mark Mitchell <mark@codesourcery.com>
6541 * c-common.h (CTI_VOID_LIST): Remove.
6542 (void_list_node): Likewise.
6543 * tree.h (TI_VOID_LIST_NODE): New enumeral.
6544 (void_list_node): New macro.
6545 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
6546 * config/i386/i386.c (ix86_init_builtins): Likewise.
6547 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
6549 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
6551 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
6552 * cppinit.c (cpp_start_read): Update comment, remove unneeded
6554 * tradcpp.c: Include mkdeps.h.
6555 (deps, print_deps_phony_targets, deps_append, output_deps,
6556 init_dependency_output, output_deps): New.
6557 (deps_buffer, deps_allocated_size, deps_size, deps_column,
6558 deps_output): Delete.
6559 (print_deps_missing_files): Rename deps_missing_files.
6560 (inhibit_output): Make global.
6561 (main): Delete inhibit_output, deps_stream, deps_target.
6562 Use mkdeps functionality in the same way as cpplib. Remove
6563 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
6564 -M and -MM. Remove old handling of deps via deps_out, and
6565 old reading of environment variables.
6566 (get_filename): Update to use deps_add_dep.
6568 2001-01-10 Mark Mitchell <mark@codesourcery.com>
6570 * output.h (make_function_rtl): Remove prototype.
6571 (make_decl_rtl): Likewise.
6572 * varasm.c (make_function_rtl): Remove.
6573 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
6574 than from a third parameter.
6575 * tree.h (make_decl_rtl): Remove last parameter.
6576 * c-decl.c (builtin_function): Remove last argument in call to
6577 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
6578 (start_function): Likewise.
6579 * except.c (call_get_eh_context): Likewise.
6580 * expr.c (emit_block_move): Likewise.
6581 (clear_storage): Likewise.
6582 * profile.c (output_func_start_profiler): Likewise.
6583 * toplev.c (rest_of_decl_compilation): Likewise.
6584 * objc/objc-act.c (create_builtin_decl): Likewise.
6585 (synth_module_prologue): Likewise.
6586 (generate_static_reference): Likewise.
6587 (build_selector_reference_decl): Likewise.
6588 (build_class_reference_decl): Likewise.
6589 (build_objc_string_decl): Likewise.
6590 (build_protocol_reference): Likewise.
6592 2001-01-10 Richard Henderson <rth@redhat.com>
6594 * hwint.h: Revert yesterday's change.
6596 2001-01-10 Nick Clifton <nickc@redhat.com>
6598 * function.h (save_machine_status): Delete.
6599 (restore_machine_status): Delete.
6600 Amend comment describing {init|mark|free}_machine_status.
6602 * function.c (save_machine_status): Delete.
6603 (restore_machine_status): Delete.
6604 Amend comment describing {init|mark|free}_machine_status.
6605 (push_function_context_to): Remove invocation of
6606 save_machine_status.
6607 (pop_function_context_from): Remove invocation of
6608 restore_machine_status.
6610 * emit-rtl.c (init_emit_once): Amend comment describing
6611 {init|mark|free}_machine_status.
6613 * tm.texi (Per-Function Data): New node. Describe the
6614 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
6617 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
6619 * cppinit.c (OPT_g): Remove.
6620 (cpp_handle_option): Update for removed -g3.
6621 (print_help): Update.
6622 * cpplib.h (struct cpp_options): Remove debug_output.
6623 * cppmain.c (setup_callbacks, cb_define): Update.
6624 * gcc.c (cpp_options): Translate -g3 to -dD.
6626 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
6628 * config/i960/i960.md: Change modifier to + on the zero_extract
6629 pattern after the (rotate -2 reg) canonicalization pattern.
6631 2001-01-10 Richard Henderson <rth@redhat.com>
6633 * config/alpha/alpha.c (alpha_free_machine_status): New.
6634 (override_options): Install it.
6635 (alpha_mark_machine_status): Verify machine non-null.
6636 * config/i386/i386.c (ix86_free_machine_status): New.
6637 (override_options): Install it.
6638 (ix86_init_machine_status): Use xcalloc.
6639 (ix86_mark_machine_status): Verify machine non-null.
6640 * config/ia64/ia64.c (ia64_free_machine_status): New.
6641 (ia64_override_options): Install it.
6642 (ia64_mark_machine_status): Verify machine non-null.
6644 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
6646 * function.c (instantiate_virtual_regs): Instantiate virtual
6647 registers found in CALL_INSN_FUNCTION_USAGE.
6649 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6651 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
6652 equivalent to -ansi in disabling -Di386.
6654 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
6656 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
6658 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
6660 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
6662 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
6664 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6666 * invoke.texi: Document that -fcond-mismatch isn't supported for
6669 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6671 * gcc.texi: Define macro gcctabopt.
6672 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
6673 @command, @env and @option in some places where appropriate. Use
6674 @gcctabopt where appropriate. Put URLs and email addresses inside
6677 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
6679 * gcc.c (cpp_options): Set MD file name from output
6680 filename, if specified.
6681 (suffix_subst): New static variable.
6682 (do_spec): Clear it.
6683 (do_spec_1, case '.'): Handle new `%.suffix' spec.
6685 (give_switch): Handle suffix_subst.
6687 2001-01-10 Phil Edwards <pme@sources.redhat.com>
6689 * invoke.texi: Fix another typo.
6691 2001-01-10 Phil Edwards <pme@sources.redhat.com>
6693 * invoke.texi: Fix typo.
6695 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
6697 * c-lang.c (lang_hooks): Update.
6698 (lang_decode_option): Remove.
6699 (lang_init_options): Rename c_init_options.
6700 * toplev.c (main): Use lang_hooks for lang_init_options
6701 and lang_decode_option.
6702 * toplev.h (lang_hooks): Add 2 new hooks.
6703 * tree.h: Remove lang_init_options and lang_decode_option.
6704 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
6705 * cp/decl2.c: Similarly.
6706 * cp/lex.c (lang_init_options): Rename cxx_init_options.
6707 (lang_hooks): Update.
6708 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
6710 (lang_init_options): Rename ffe_init_options.
6711 (lang_hooks): Update.
6712 (lang_decode_option): Remove.
6713 * java/lang.c (lang_init_options): Rename java_init_options.
6714 (lang_decode_option): Rename java_decode_option.
6715 (lang_hooks): Update.
6716 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
6717 (lang_decode_option): Rename objc_decode_option.
6718 (lang_hooks): Update.
6720 2001-01-09 Nick Clifton <nickc@redhat.com>
6722 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
6723 (d30v_return_addr_rtx): Delete.
6724 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
6725 cfun->machine structure.
6726 (struct machine_function): Move to d30v.h
6727 (d30v_save_machine_status): Delete.
6728 (d30v_restore_machine_status): Delete.
6729 (d30v_init_machine_status): New Function.
6730 (d30v_mark_machine_status): New Function.
6731 (d30v_free_machine_status): New Function.
6732 (d30v_init_expanders): Use new functions.
6733 (d30v_return_addr): Use ra_rtx field in cfun->machine.
6734 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
6735 d30v_return_addr_rtx.
6737 * config/d30v/d30v.h (struct_machine): Move here.
6738 Add eh_epilogue_sp_ofs field.
6740 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
6741 field in cfun->machine structure.
6743 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
6745 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
6746 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
6747 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6749 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
6751 * objc/lang-options.h: Remove bogus reference to
6754 2001-01-09 Kazu Hirata <kazu@hxi.com>
6756 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
6759 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
6761 * reload.c (find_reloads_address): Check for eliminable registers
6762 when substituting a constant expression for a pseudo.
6764 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
6766 * c-common.c (enum format_type): Add format_type_error.
6767 (decode_format_type): New function.
6768 (decl_attributes): Use it.
6769 (format_kind_info): Adjust comment.
6771 2001-01-09 David O'Brien <obrien@BSDi.com>
6773 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
6774 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
6776 * config/i386/gnu.h: Don't include required platform specific .h files,
6777 tm.h will do it instead.
6778 * config/i386/i386elf.h: Likewise.
6779 * config/i386/linux.h: Likewise.
6780 * config/i386/moss.h: Likewise.
6781 * config/mips/gnu.h: Likewise.
6783 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6785 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
6786 (rs6000-ibm-aix3.[01]*): Likewise.
6787 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
6788 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
6789 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
6790 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
6791 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
6792 (powerpc-*-eabiaix*): Likewise.
6793 (powerpc-*-eabisim*): Likewise.
6794 (powerpc-*-elf*): Likewise.
6795 (powerpc-*-eabi*): Likewise.
6796 (powerpc-*-rtems*): Likewise.
6797 (powerpc-*-linux*libc1): Likewise.
6798 (powerpc-*-linux*): Likewise.
6799 (powerpc-wrs-vxworks*): Likewise.
6800 (powerpcle-wrs-vxworks*): Likewise.
6801 (powerpcle-*-sysv*): Likewise.
6802 (powerpcle-*-elf*): Likewise.
6803 (powerpcle-*-eabisim*): Likewise.
6804 (powerpcle-*-eabi*): Likewise.
6805 (powerpcle-*-solaris2*): Likewise.
6806 * config/rs6000/aix31.h: Delete includes.
6807 * config/rs6000/aix3newas.h: Likewise.
6808 * config/rs6000/aix41.h: Likewise.
6809 * config/rs6000/aix43.h: Likewise.
6810 * config/rs6000/beos.h: Likewise.
6811 * config/rs6000/rtems.h: Likewise.
6812 * config/rs6000/sysv4.h: Likewise.
6814 2001-01-09 Kazu Hirata <kazu@hxi.com>
6816 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
6817 Change an argument mode of machine_mode to shift_mode of
6818 shift_mode. Remove an extra error check.
6819 (emit_a_shift): Adopt to the new calling prototype of
6821 (function_prologue): Fix code for a monitor
6822 function. Support H8/S.
6823 (function_epilogue): Do not output pop for a monitor function.
6825 2001-01-09 Nick Clifton <nickc@redhat.com>
6827 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
6828 (setup_incoming_varargs): Use sysv_varargs_p field of the
6829 cfun->machine structure.
6830 (struct machine_function): Move to rs6000.h
6831 (rs6000_save_machine_status): Delete.
6832 (rs6000_restore_machine_status): Delete.
6833 (rs6000_init_machine_status): New Function.
6834 (rs6000_free_machine_status): New Function.
6835 (rs6000_init_expanders): Use new functions.
6837 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
6839 (struct machine_function): Move here.
6841 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
6842 sysv_varargs_p field of the cfun->machine structure.
6844 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
6846 (rs6000_restore_machine_status): Remove prototype.
6848 2001-01-09 Richard Henderson <rth@redhat.com>
6850 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
6851 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
6852 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
6853 (sched_analyze_2, sched_analyze_insn): Likewise.
6854 (sched_analyze, init_deps): Likewise.
6855 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
6856 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
6857 (compute_block_backward_dependences): Update propagate_deps call.
6859 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
6861 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
6863 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6865 * cppinit.c (OPT_MD, OPT_MMD): Restore.
6866 (cpp_handle_option): Handle them.
6867 (cpp_post_options): Ensure one of -M or -MM is specified with
6868 any other -M? option.
6869 (init_dependency_output): Suppress output with -MG.
6871 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6874 * invoke.texi: Update.
6876 2001-01-09 Bernd Schmidt <bernds@redhat.com>
6878 * sh.md (reload_outsf): Generate recognizable patterns for
6881 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6883 * c-lang.c (lang_hooks): Update.
6884 (lang_init): Rename c_init.
6885 (lang_finish): Remove.
6886 * toplev.c (compile_file): Use lang_hooks for lang_init ()
6888 * toplev.h (lang_hooks): Add init () and finish ().
6889 * tree.h (lang_init, lang_finish): Remove.
6890 * cp/tree.h (lang_init, lang_finish): Remove.
6891 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
6892 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
6894 (lang_init, lang_finish): Remove.
6895 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
6896 (lang_hooks): Update.
6897 * java/lang.c (lang_init): Rename java_init.
6898 (lang_finish): Remove.
6899 (lang_hooks): Update.
6900 * objc/objc-act.c (lang_init): Rename objc_init.
6901 (lang_finish): Remove.
6902 (lang_hoooks): Update.
6904 20001-01-09 Graham Stott <grahams@redhat.com>
6906 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
6907 after `ptr` is initialised.
6909 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6911 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
6912 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
6913 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
6914 stack adjusts, instead of r3.
6916 2001-01-09 Michael Hayes <mhayes@redhat.com>
6918 * flow.c (flow_loop_scan): Break out of ...
6919 (flow_loops_find) ... here.
6920 * basic-block.h (flow_loop_scan): New.
6921 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
6922 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
6924 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6926 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
6928 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
6929 realloc()ing macro_buffer.
6931 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
6932 if it's wider than long and the target's long is wider than the
6935 2001-01-09 Mark Mitchell <mark@codesourcery.com>
6937 Remove support for using UWIN as a host machine.
6938 * configure.in: Issue an error message.
6939 * configure: Regenerated.
6940 * config.gcc: Remove xm_* UWIN configury.
6941 * config/i386/xm-uwin.h: Remove.
6943 2001-01-08 Nick Clifton <nickc@redhat.com>
6945 * config/v850/v850.c (ra_rtx): Delete.
6946 (v850_save_machine_status): Delete.
6947 (v850_restore_machine_status): Delete.
6948 (v850_init_machine_status): New function.
6949 (v850_mark_machine_status): New function.
6950 (v850_free_machine_status): New function.
6951 (v850_return_addr): Use ra_rtx field in machine structure.
6952 (v850_init_expanders): Use new functions.
6954 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
6955 * config/v850/v850.c: Change arguments to v850_output+* functions
6956 to take a const char *, to avoid compile time warning.
6957 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
6958 (USER_LABEL_PREFIX): Redefine.
6960 2000-01-08 Jim Wilson <wilson@redhat.com>
6962 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
6963 1 to unsigned HOST_WIDE_INT before left shift.
6965 2001-01-08 Nick Clifton <nickc@redhat.com>
6967 * config/arm/arm.c (arm_mark_machine_status): Check to see if
6968 the machine structure has been allocated.
6969 (arm_free_machine_status): New function: Free the machine
6970 specific function structure.
6972 2001-01-08 Richard Henderson <rth@redhat.com>
6974 * jump.c (simplejump_p): Revert last change.
6976 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
6978 * cppinit.c (init): Rename init_library.
6979 (cpp_create_reader): Update.
6980 * gcc.c (cpp_options): If -o given, use it as the target of
6983 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6985 * arm.c (arm_arch5e): New variable.
6986 (all_cores): XScale is a 5TE device.
6987 (arm_override_options): Set arm_arch5e.
6988 (arm_init_builtins): __builtin_prefetch is in arch5e.
6989 * arm.h (arm_arch5e): Declare it.
6991 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
6993 * arm.md (define_constants): Add defines for UNSPEC and
6994 UNSPEC_VOLATILE insns. Update all users.
6995 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
6996 * arm.c (multi_register_push, note_invalid_constants)
6997 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
6998 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
6999 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
7001 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
7003 * jump.c (jump_optimize_1): Use reversed_comparison_code
7004 instead of can_reverse_comparison_p.
7005 (jump_back_p): Likewise.
7006 (invert_exp_1): Likewise.
7007 (thread_jumps): Likewise.
7008 * simplify-rtx.c (simplify_unary_operation): Likewise.
7009 (simplify_ternary_operation): Likewise.
7010 * cse.c (find_comparison_args): Convert to use
7011 can_reverse_comparison_p.
7012 (record_jump_equiv): Likewise.
7014 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
7016 * arm.h (HARD_REGNO_RENAME_OK): Delete.
7017 (EPILOGUE_USES): Define.
7018 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
7019 automatically stack the LR if it isn't live.
7021 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
7023 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
7026 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
7028 * ggc-page.c (max_alignment): New structure.
7029 (MAX_ALIGNMENT): New macro.
7030 (init_ggc): Use it to round up the sizes in the
7031 extra_order_size_table.
7033 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7035 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
7038 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7040 * builtins.def (BUILT_IN_FPRINTF): New entry.
7042 * c-common.c (c_expand_builtin_fprintf): New function.
7043 (init_function_format_info): Handle __builtin_fprintf.
7044 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
7045 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
7047 * c-decl.c (duplicate_decls): Adjust comment.
7049 * extend.texi (fprintf): Document new builtin.
7051 2001-01-07 Richard Henderson <rth@redhat.com>
7053 * jump.c (simplejump_p): Recognize any single_set jump
7056 2001-01-07 Richard Henderson <rth@redhat.com>
7058 * configure.in (slibdir): Accept an --with-slibdir option.
7059 Use "test" not "[" in configure. Default to $(libdir).
7061 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
7063 * config/t-aix43 (SHLIB_INSTALL): Likewise.
7064 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
7065 (SHLIB_LINK): Create links for the soname.
7066 * config/mips/t-iris6: Likewise.
7067 * config/sparc/t-slibgcc: Likewise.
7068 * config/sparc/t-slibgcc-sld: Likewise.
7070 2001-01-07 Jakub Jelinek <jakub@redhat.com>
7072 * config/i386/i386.c (constant_call_address_operand): Accept
7073 (const (plus (symbol_ref) (const_int))).
7074 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
7075 constant_call_address_operand.
7077 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7079 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
7080 and LONG_LONG_TYPE_SIZE > 32.
7082 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7084 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
7085 the previous change.
7087 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
7089 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
7091 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
7092 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
7093 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
7096 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
7098 * fix-header.c (read_scan_file): s/pfile/scan_in/.
7100 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
7102 * c-lang.c (c_post_options): Call cpp_post_options.
7103 * objc/objc-act.c (objc_post_options): Similarly.
7104 * cppmain.c (main): Similarly.
7105 * fix-header.c (read_scan_file): Similarly.
7106 * cppinit.c (cpp_start_read): Move option consistency checks
7107 to cpp_post_options. Don't call init_dependency_output.
7108 If needed, add default target and main file dependency.
7109 (OPT_MD, OPT_MMD): Remove.
7111 (cpp_handle_option): Update for OPT_* changes.
7112 (cpp_post_options): New.
7113 (init_dependency_output): Command line -MF overrides environment
7114 variables. Don't set default target etc. Suppress output
7115 if dependencies are going to stdout.
7116 (print_help): Update.
7117 * cpplib.h (cpp_post_options): New.
7118 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
7120 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
7122 * jump.c (comparison_dominates_p): Support unordered compares.
7124 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
7126 * simplify-rtx.c (simplify_relational_operation): Always simplify
7127 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
7130 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
7132 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
7133 (nonzero_bits): Likewise.
7134 (simplify_comparison): Likewise.
7135 (num_sign_bit_copies): Likewise; return more sane value depending
7136 on STORE_FLAG_VALUE.
7137 (known_cond): Do not assume EQ to be always true for equivalent
7140 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
7142 * cse.c (fold_rtx): Handle unordered comparisons.
7144 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
7146 * rtlanal.c (set_of_1): New static function.
7147 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
7148 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
7149 reg_set_last_last_regno): Remove.
7150 (set_of): New global function.
7151 (set_of_data): New structure.
7152 (reg_set_p, reg_set_last): Revamp for set_of.
7153 * rtl.h (set_of): New.
7155 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
7157 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
7158 * extend.texi: Document _Exit builtin.
7160 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
7162 * (initialize, initialize_builtins,
7163 initialize_dependency_output, initialize_standard_includes):
7164 Rename s/initialize/init. Update.
7165 (init_dependency_output): Move to after
7166 cpp_handle_options, the correct location temporally at least.
7167 (opt_comp): Move next to init (), its caller. Fix prototype.
7168 (init): Make "initialized" local scope.
7169 (cpp_create_reader): Always call init ().
7170 (cpp_start_read): Update.
7171 (output_deps): New function, broken out of cpp_finish.
7172 (cpp_finish): Break out output_deps.
7174 2001-01-07 Richard Henderson <rth@redhat.com>
7176 * collect2.c (COFF specific stuff): Revert 12-06 patch
7177 to prototype system functions.
7179 2001-01-07 Michael Hayes <mhayes@redhat.com>
7181 * hard-reg-set.h: Add multiple include guard.
7182 * basic-block.h (struct loop): Add `sink' field.
7183 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
7184 (emit_iv_add_mult): Delete.
7185 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
7186 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
7187 (unroll_loop): Remove end_insert_before argument.
7188 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
7189 (maybe_eliminate_biv_1): Likewise.
7190 (emit_iv_add_mult): Delete.
7191 (gen_add_mult, loop_regs_update): New.
7192 (loop_insn_emit_after, loop_insn_emit_before): New.
7193 (loop_insn_sink, loop_insn_sink_or_swim): New.
7194 (emit_iv_add_mult): Delete.
7195 (scan_loop): Set loop->sink.
7196 (loop_givs_reduce): Use loop_insn_sink and its ilk.
7197 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
7198 (maybe_eliminate_biv_1): Likewise.
7199 (maybe_eliminate_biv_1): Add basic block argument.
7200 * unroll.c (unroll_loop): Remove end_insert_before argument.
7201 (find_splittable_regs): Likewise.
7202 (find_splittable_regs): Use loop_insn_sink and its ilk.
7203 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
7205 2001-01-07 Michael Hayes <mhayes@redhat.com>
7207 * loop.h (loop_insn_hoist): New prototype.
7208 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
7209 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
7210 (check_dbra_loop, load_mems): Likewise.
7211 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
7212 (find_splittable_givs): Likewise.
7214 2001-01-07 Michael Hayes <mhayes@redhat.com>
7216 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
7218 2001-01-07 Richard Henderson <rth@redhat.com>
7220 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
7222 2001-01-07 Richard Henderson <rth@redhat.com>
7224 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
7225 NO_SHARED_LIBGCC_MULTILIB as required for the target.
7226 * gcc.c (init_spec): Massage the existing libgcc_spec into a
7227 variant that handles a shared libgcc.
7228 (process_command): Always validate -{static,shared}-libgcc.
7229 (do_spec_1): New 'M' case.
7230 * invoke.text (Link Options): Document -{static,shared}-libgcc.
7232 2001-01-07 Richard Henderson <rth@redhat.com>
7234 * Makefile.in (slibdir): New variable.
7235 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
7236 (installdirs): Create slibdir.
7237 (install-libgcc, install-multilib): Defer to libgcc.mk.
7238 * configure.in (slibdir): Substitute.
7239 * mklibgcc.in (install): New target.
7241 * config/t-linux (SHLIB_LINK): Create links for the soname.
7242 (SHLIB_INSTALL): New.
7243 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
7244 * config/mips/t-iris6 (SHLIB_INSTALL): New.
7245 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
7246 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
7247 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
7249 2001-01-07 Richard Henderson <rth@redhat.com>
7251 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
7252 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
7253 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
7255 2001-01-07 Michael Hayes <mhayes@redhat.com>
7257 * loop.c (count_loop_regs_set): Delete.
7258 (load_mems_and_recount_loop_regs_set): Delete.
7259 (loop_regs_scan): Merge common code from count_loop_regs_set,
7260 scan_loop, and load_mems_and_recount_loop_regs_set.
7261 (scan_loop): Call load_mems directly and loop_regs_scan
7262 again if new registers created.
7264 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
7266 * toplev.c (main): Call the front-end specific post_options
7267 hook if one is given.
7268 * toplev.h (struct_lang_hooks, lang_hooks): New.
7269 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
7270 for the C front end.
7271 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
7272 lang_hooks for the C++ front end.
7273 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
7274 lang_hooks for the ObjC front end.
7275 * f/com.c (lang_hooks): Hooks for the Fortran front end.
7276 * java/lang.c (lang_hooks): Hooks for the Java front end.
7278 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
7280 * c-lex.c (init_c_lex): Request #define / #undef callbacks
7281 for verbose DWARF[2] debugging.
7282 (cb_define, cb_undef): The new callbacks.
7283 * toplev.h (debug_define, debug_undef): Make const correct.
7284 * toplev.c (debug_define, debug_undef): Similarly. Do not
7285 perform the verbosity tests here anymore.
7287 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
7289 * reload.c (subst_reloads): Take INSN argument. When
7290 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
7291 * reload.h (subst_reloads): Adjust prototype.
7292 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
7293 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
7294 present in JUMP_INSNs and copy them to JUMP_LABEL.
7295 * flow.c (find_label_refs, find_basic_blocks_1): Skip
7296 JUMP_INSNs and insns with REG_LABELs that are followed by
7297 JUMP_INSNs with the same REG_LABEL.
7298 * sched-rgn.c (is_cfg_nonregular): Likewise.
7299 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
7301 * unroll.c (unroll_loop): Look for REG_LABEL notes in
7303 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
7305 2001-01-06 Richard Henderson <rth@redhat.com>
7307 * loop.c (scan_loop): Use xcalloc for the regs array.
7308 (load_mems_and_recount_loop_regs_set): Zero the new memory
7309 received from xrealloc.
7311 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
7313 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
7315 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
7317 * integrate.c (copy_rtx_and_substitute): When copying
7318 an ignored return value, strip REG_FUNCTION_VALUE_P.
7320 2001-01-06 Michael Hayes <mhayes@redhat.com>
7322 * loop.c (debug_biv, debug_giv): New.
7323 (loop_biv_dump): Break out from ...
7324 (record_biv): ... here.
7325 (loop_giv_dump): Break out from ...
7326 (record_giv): ... here.
7327 (loop_bivs_check): Use print_simple_rtl.
7328 * unroll.c (loop_iterations): Use print_simple_rtl.
7330 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7332 * pa.md (return, return_internal): Modify patterns to prevent regrename
7333 mucking with the return pointer.
7335 2001-01-05 Richard Henderson <rth@redhat.com>
7337 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
7339 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
7341 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
7342 version supplied by Matteo Frigo.
7344 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
7346 * cpp.texi: Update for -MQ.
7347 * cppinit.c (cpp_create_reader): Always create pfile->deps.
7348 (cpp_cleanup): Always free pfile->deps.
7349 (initialize_dependency_output): Don't create pfile->deps.
7350 (cpp_handle_option): Similarly.
7352 * gcc.c (cpp_options): Handle -MQ.
7353 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
7354 * mkdeps.c (base_name): Remove.
7355 (deps_init): Don't allocate vector space until it's needed.
7356 (deps_free): Only free vectors if allocated.
7357 (deps_add_target, deps_add_dep): Update for initial allocation.
7358 (deps_add_default_target): Don't strip to the base_name.
7360 2001-01-05 DJ Delorie <dj@redhat.com>
7362 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
7363 (INIT_EXPANDERS): Define.
7365 * config/v850/v850.c (struct machine_function): Define.
7366 (v850_save_machine_status): New function.
7367 (v850_restore_machine_status): New function.
7368 (v850_return_addr): New function.
7369 (v850_init_expanders): New function.
7371 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
7372 and v850_init_expanders.
7374 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
7376 * cpplib.h (struct cpp_reader): Add help_only field.
7377 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
7378 (cpp_handle_option): Set pfile->help_only if we see -h,
7379 --help, -target-help, or --version. Print version string but
7380 do not set help_only if we see -v or -version. Make text
7381 printed by -v match that printed by (-)-version.
7383 * cppmain.c (main): Exit after option parsing if
7384 pfile->help_only is true.
7386 * toplev.c (independent_decode_option): Call print_version,
7387 then exit, if we see --version (but not -version).
7388 (print_version): Split lengthy message into two lines.
7390 2001-01-05 Nick Clifton <nickc@redhat.com>
7392 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
7393 temporary string for initialisation before calling ggc_alloc_string.
7395 2001-01-06 Michael Hayes <mhayes@redhat.com>
7397 * rtl.h (print_simple_rtl): New.
7398 * print-rtl.c (print_simple_rtl): New.
7400 (print_rtx): Disable printing of flags and modes, etc.,
7401 if `flag_simple` nonzero.
7403 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
7405 * function.c (fixup_var_refs): Use push_to_full_sequence where
7408 2001-01-05 Michael Meissner <meissner@redhat.com>
7410 * flags.h (flag_reorder_blocks): Add declaration.
7411 (flag_rename_block): Ditto.
7413 2001-01-05 DJ Delorie <dj@redhat.com>
7415 * function.c (reorder_blocks): Make sure the flags are all reset
7416 before using them to mark blocks, else a second invocation will
7417 corrupt the block chain.
7418 (reorder_blocks_0): New, resets the flags.
7420 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
7422 * cse.c (find_comparison_args): Stop if the argument is known to
7425 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
7427 * config/sh/sh.md (movdf): When splitting load into pair of
7428 registers, don't clobber the register used in the address too
7431 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
7433 * varasm.c (mark_constant_pool): Improve initial comments.
7434 (mark_constants): Move marking of constants to mark_constant.
7435 (mark_constant): New function to recursively mark all constants
7436 referred to by a constant.
7438 2001-01-05 Catherine Moore <clm@redhat.com>
7440 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
7442 2001-01-05 Phil Edwards <pme@sources.redhat.com>
7444 * cp/lang-options.h: Bring comment in line with reality.
7445 * f/lang-options.h: Likewise.
7446 * java/lang-options.h: Likewise.
7447 * objc/lang-options.h: Likewise.
7448 * ch/lang-options.h: Likewise.
7449 * f/g77.texi: And update the manual.
7451 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
7452 Denis Chertykov <denisc@overta.ru>
7454 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
7455 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
7456 * config/avr/avr.md (all peepholes that request a scratch register):
7457 Call it, FAIL the peephole if not safe (in interrupt functions).
7459 2001-01-05 Mark Mitchell <mark@codesourcery.com>
7461 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
7463 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
7465 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
7467 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
7468 BUILT_IN_CREAL and BUILT_IN_CIMAG.
7469 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
7470 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
7471 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
7473 * extend.texi: Document these builtins.
7475 2001-01-05 Daniel Berlin <dberlin@redhat.com>
7477 * c-common.c (lang_get_alias_set): Say we know nothing of
7478 VECTOR_TYPE aliasing.
7480 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
7482 2001-01-05 Bruce Korb <bkorb@gnu.org>
7484 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
7485 their x* equivalent versions for atexit-less systems
7486 * fixinc/fixincl.c(main): do not return from main() on atexit-less
7487 systems (or any other system any more).
7489 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
7491 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
7492 output operands. Use arm_hard_register_operand for operand 4.
7493 (stmsi_postinc): Similarly.
7494 (ldmsi): Use arm_hard_register_operand for opernand 2.
7496 * arm.c (arm_hard_register_operand): New function.
7497 * arm-protos.h (arm_hard_register_operand): Prototype it.
7499 * arm.h (HARD_REGNO_RENAME_OK): Define.
7501 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
7503 * simplify-rtx.c (cfc_args): add "unordered" field.
7504 (check_fold_consts): Set unordered field.
7505 (simplify_relational_operation): Simplify the unordered
7508 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
7511 * emit-rtl.c (try_split): Fix code to mark labels.
7512 * jump.c (mark_jump_label): Make global.
7513 * rtl.h (mark_jump_label): Declare.
7515 * predict.c (estimate_probability): Handle unordred comparisons.
7517 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
7519 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
7520 * cppinit.c (initialize_dependency_output): Update.
7521 (cpp_finish): Output dummy targets for -MP.
7523 (cpp_handle_option): Handle -MP. Don't quote -MT options.
7524 * cpplib.h (struct cpp_options): Add deps_phony_targets.
7525 * gcc.c (cpp_options): Update to handle -MP.
7526 * mkdeps.c (deps_add_target, deps_add_default_target): Update
7527 to quote only the default target.
7528 (deps_phony_targets): Insert a preceding newline. Rename from
7529 deps_dummy_targets for consistency.
7532 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
7534 * calls.c (emit_library_call_value_1): Support
7535 INIT_CUMULATIVE_LIBCALL_ARGS.
7536 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
7538 2001-01-04 Richard Henderson <rth@redhat.com>
7540 * c-decl.c (finish_struct): Detect flexible array members
7541 used in an inappropriate context.
7542 * c-typeck.c (really_start_incremental_init): Special case
7543 constructor_max_index for zero length arrays.
7544 (pop_init_level): Allow initialization of flexible array
7545 members. Deprecate initialization of zero length arrays.
7546 Don't issue missing initializer warning for flexible array
7547 members or zero length arrays.
7548 (process_init_element): Don't dereference null DECL_SIZE.
7549 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
7550 Don't abort for empty constructors. Use size_binop
7551 (output_constructor): Add commentary regarding zero length
7552 array futures. Abort if we try to initialize an array of
7553 unspecified length with a non-empty constructor in the middle
7556 * extend.texi (Zero Length): Update and clarify documentation
7557 on static initialization.
7559 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7561 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
7562 with more than 32767 words of local storage.
7564 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7566 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
7567 for 'abs', 'labs', and 'fabs'.
7568 (c4x_expand_builtin): Likewise.
7569 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
7571 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
7573 * config/sh/sh.md (prget, prset): New insn types.
7574 (return delay slot): Dont' allow prset.
7575 (call, sfunc delay slot): Don't allow prget.
7576 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
7577 for prset and prget.
7579 2001-01-05 Michael Hayes <mhayes@redhat.com>
7581 * loop.h (struct loop_reg): New.
7582 (struct loop_regs): Change to use array of `struct loop_reg'.
7583 * loop.c: Replace assortment of varrays with single regs array.
7584 (count_one_set): Delete may_not_move array argument
7585 and use regs array instead. All caller's changed.
7586 (count_loop_regs_set): Delete may_not_move and single_usage
7587 arguments and use regs array instead. All caller's changed.
7588 (find_single_use_in_loop): Replace usage array argument with pointer
7589 to regs structure. All caller's changed.
7590 (loop_optimize): Delete `moved_once' array.
7592 2001-01-05 Michael Hayes <mhayes@redhat.com>
7594 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
7595 Use it instead of loop_info->has_call for scanning loop mems.
7596 (check_dbra_loop): Replace loop_info->has_call test with
7597 loop_info->has_nonconst_call.
7599 2000-01-04 Matthew Hiller <hiller@redhat.com>
7601 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
7604 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
7606 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
7607 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
7609 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
7611 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
7612 (flag_short_double, flag_short_wchar): Define.
7613 (c_common_nodes_and_builtins): Create many tree nodes shared
7614 between C and C++ here instead of in cp/decl.c and ...
7615 * c-decl.c (init_decl_processing): ... here.
7616 (SIZE_TYPE, WCHAR_TYPE): Don't define.
7617 (flag_short_double, flag_short_wchar): Don't define.
7618 (record_builtin_type): New function.
7619 (build_void_list_node): New function.
7620 * c-common.h (flag_short_double, flag_short_wchar,
7621 record_builtin_type, build_void_list_node): Declare.
7623 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
7625 * integrate.c (expand_inline_function): Don't put a virtual
7626 register into the reg map.
7628 * function.c (fixup_var_refs_1): If force_operand didn't put
7629 the address into the target, move it there.
7631 2001-01-04 Mark Mitchell <mark@codesourcery.com>
7633 Special-case tree_decl/tree_list allocations.
7634 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
7635 (OBJECT_SIZE): New macro.
7636 (NUM_EXTRA_ORDER): Likewise.
7637 (extra_order_size_table): New variable.
7638 (NUM_ORDERS): New macro.
7639 (objects_per_page_table): New variable.
7640 (object_size_table): New variable.
7641 (G.pages): Use NUM_ORDERS to bound the array.
7642 (G.page_tails): Likewise.
7643 (DIV_ROUND_UP): Remove.
7644 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
7645 (alloc_page): Use OBJECT_SIZE.
7646 (size_lookup): Don't make it const.
7647 (ggc_alloc): Use OBJECT_SIZE.
7648 (ggc_set_mark): Likewise.
7649 (ggc_get_size): Likewise.
7650 (init_ggc): Set up the object_size_table, objects_per_page_table,
7651 and adjust size_lookup.
7652 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
7653 (ggc_pop_context): Use NUM_ORDERS.
7654 (clear_marks): Likewise.
7655 (sweep_pages): Likewise.
7656 (poison_pages): Likewise.
7657 (ggc_print_statistics): Use OBJECT_SIZE.
7659 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7661 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
7662 Only call array_size_for_constructor if last field and array type
7663 with no upper bound.
7665 2001-01-04 Philip Blundell <philb@gnu.org>
7667 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
7668 from bit 31 downwards, if this requires no more insns.
7669 (count_insns_for_constant): New helper function for above.
7671 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
7673 * gencodes.c (output_predicate_decls): Remove empty initializer.
7675 2001-01-04 Mark Mitchell <mark@codesourcery.com>
7677 * tree.c (copy_node): Remove documentation about obstacks.
7678 (buidl1): Check that nobody tries to build 2-argument nodes this
7681 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7683 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
7686 * gencodes.c (output_predicate_decls): Fill empty initializer
7689 2001-01-04 Jakub Jelinek <jakub@redhat.com>
7691 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
7692 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
7694 (do_include): Handle missing headers like cpp0.
7695 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
7696 paths with first include pathname. Don't strcat to uninitialized
7699 2001-01-04 Bernd Schmidt <bernds@redhat.com>
7701 * regrename.c (regrename_optimize): Don't rename from frame pointer
7702 if frame_pointer_needed.
7703 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
7704 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
7705 (ia64_reorg): Use it instead of scheduling if ! optimize.
7706 (errata_emit_nops): Properly call asm_noperands.
7707 (ia64_sched_reorder): Finish cycle if we see an asm.
7708 (ia64_variable_issue): Clear scheduling state after asms.
7710 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
7712 * cpp.texi: Update for -MT.
7713 * cppinit.c (initialize_dependency_output): Add a default
7714 target if none has been given already.
7715 (no_tgt, OPT_MT): New.
7716 (cpp_handle_option): Handle -MT. Update -M etc.
7717 * cpplib.h (struct cpp_options): Remove deps_target.
7718 * gcc.c (cpp_options): Handle -MT.
7719 * mkdeps.c (struct deps): Move from mkdeps.h.
7720 (deps_calc_target): Rename deps_add_default_target. Add a
7721 default target if none has been specified already.
7722 * mkdeps.h (struct deps): Move to mkdeps.c.
7723 (deps_calc_target): Rename deps_add_default_target.
7725 2000-01-03 Richard Henderson <rth@redhat.com>
7727 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
7729 * c-typeck.c (push_init_level): Move checks for flexible array
7730 members and zero length arrays ...
7731 (pop_init_level): ... here. Silently discard empty initializations.
7733 * varasm.c (output_constructor): Update for sizeof change to
7736 * extend.texi (Zero Length): Clarify semantics.
7738 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
7740 * configure.in (tm.h): Include isns-codes.h last.
7741 * configure: Rebuilt.
7743 2001-01-03 Richard Henderson <rth@redhat.com>
7745 * config/alpha/alpha.md (addvsi3, addvdi3): New.
7746 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
7748 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7750 * tradcpp.c (main): Make sure finclude() is called with a valid
7751 indepth value while handling -include.
7753 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
7755 * gencodes.c (output_predicate_decls): New function.
7757 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
7758 even if it is not the first time machmode.h is #included.
7759 * config/sh/sh.c (fpul_operand): Declare MODE argument.
7760 * tm.texi (PREDICATE_CODES): Document predicate declarations.
7761 * gcc.texi (Copyright): Added 2001.
7763 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
7765 * c-common.c (c_common_lang_init): New function. Warn if format
7766 warning options which only have effects when used with -Wformat
7767 are used without -Wformat.
7768 * c-common.h (c_common_lang_init): Declare.
7769 * c-lang.c (lang_init): Call c_common_lang_init.
7770 * objc/objc-act.c (lang_init): Call c_common_lang_init.
7772 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
7774 * configure.in: Check for the mktemp command.
7775 * configure: Regenerate.
7776 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
7777 $TEMP. Create temporary files with mktemp, if available at
7778 configure time; otherwise use set -C. Remove temporary files
7781 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
7783 * configure.in: Require at least texinfo 4.0. Check for whether
7784 Pod::Man is sufficiently recent to regenerate GCC manpages.
7785 * configure: Regenerate.
7786 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
7788 (GENERATED_MANPAGES): Define.
7789 (generated-manpages): New target. Depend on cpp.1 as well as
7791 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
7792 configure to generated-manpages or empty) rather than on the
7793 manpages directly. Remove execute permission from installed
7794 gcov.1 as well as cpp.1.
7795 * cpp.1, gcov.1: Regenerate.
7797 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7799 * builtins.c (expand_builtin_strncmp): Use host_integerp and
7800 tree_low_cst. Allow using cmpstrsi in more cases.
7802 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7804 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
7807 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
7809 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
7810 * Makefile.in (HOST_CFLAGS): Mention build-make.
7812 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7814 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
7817 2001-01-01 Bernd Schmidt <bernds@redhat.com>
7819 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
7822 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
7825 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
7826 reg_base_value and reg_known_value arrays.
7827 (init_alias_analysis): Add more cases to detect known values.
7828 * sched-deps.c (deps_may_trap_p): New function.
7829 (sched_analyze_2): Use it.
7831 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
7833 * combine.c (simplify_shift_const): Even if we're sign-extracting,
7834 don't discard an ASHIFTRT if we're shifting in a wider mode.
7836 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7838 * toplev.c (rest_of_compilation): Don't print basic block information
7839 when CFG isn't up to date.
7841 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
7843 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
7844 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
7845 (UNALIGNED_SHORT_ASM_OP): Define.
7846 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
7848 2001-01-02 Mark Mitchell <mark@codesourcery.com>
7850 * fold-const.c (fold_convert): Fix typo.
7852 2001-01-02 Richard Henderson <rth@redhat.com>
7854 * c-common.h (ASM_INPUT_P): New.
7855 * c-parse.in (asm): Set it when needed.
7856 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
7857 existance of an operand.
7859 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
7861 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
7862 (dwarf2out_frame_debug_expr): Likewise.
7863 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
7865 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
7867 * i386.c (ix86_split_to_parts): Return number of part required;
7869 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
7871 (ix86_split_long_move): Use number of part returned
7872 by ix86_split_to_parts
7873 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
7875 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
7876 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
7877 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
7878 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
7879 (ALIGN_MODE_128): Add TFmode.
7880 (IS_STACK_MODE): Likewise.
7881 (HARD_REGNO_NREGS): TFmode needs 3 registers.
7882 (HARD_REGNO_OK): Support TFmodes.
7883 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
7884 * i386.md (scheduler definitions): Use memory operand to determine
7885 fst/fld instructions; use mode attribute to determine real mode of
7887 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
7888 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
7890 2001-01-02 Mark Mitchell <mark@codesourcery.com>
7892 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
7894 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7896 * expr.c (store_constructor_field): Update ALIGN before calling
7899 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
7901 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
7904 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
7906 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
7909 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7911 * c-decl.c (start_function): Don't warn on third parameter to main.
7913 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7915 * tsystem.h: Define HAVE_DECL_GETOPT.
7917 2001-01-02 Philip Blundell <pb@futuretv.com>
7919 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
7922 2001-01-02 Richard Henderson <rth@redhat.com>
7924 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
7926 2001-01-02 Andreas Jaeger <aj@suse.de>
7928 * c-decl.c (c_decode_option): Remove support of
7931 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
7932 (W_options): Add -Wmissing-noreturn here.
7934 * flow.c: Define lang_missing_noreturn_ok_p.
7935 (check_function_return_warnings): Use it.
7937 * c-common.h: Declare lang_missing_noreturn_ok_p.
7939 * c-lang.c (c_missing_noreturn_ok_p): New function.
7940 (lang_init): Set lang_missing_noreturn_ok_p.
7942 * invoke.texi (Warning Options): Document this.
7944 2000-12-27 Phil Edwards <pme@sources.redhat.com>
7946 * extend.texi (C++ Extensions): New node for C++ attributes;
7947 describe init_priority and com_interface.
7948 * invoke.texi: Remove -finit-priority as it now has zero effect.
7949 * install.texi: Fix xref syntax.
7950 * md.texi: Likewise.
7952 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7954 * config.gcc (sparc64-wrs-vxworks*): New case.
7955 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
7957 * config/sparc/sparc.c (sparc_override_options): Do support different
7958 pointer and architecture size.
7959 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
7960 (POINTERS_EXTEND_UNSIGNED): Define.
7961 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
7962 (FUNCTION_MODE): Define to be Pmode.
7963 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
7965 * function.c (expand_function_end): Properly handle DECL_RESULT
7966 and copy when ptr_mode != Pmode.
7967 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
7969 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7971 * c-common.c (c_common_nodes_and_builtins): Set prototype
7972 parameters for __builtin_fputs, __builtin_fputc and
7973 __builtin_fwrite. Don't declare plain fputc as a builtin.
7975 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7977 * loop.c (add_label_notes): Increment the label usage count when
7978 a note is added to an insn which refers to a CODE_LABEL.
7979 * gcse.c (add_label_notes): Likewise.
7981 2001-01-01 Andreas Jaeger <aj@suse.de>
7983 * loop.c (scan_loop): Use xmalloc to allocate movables.
7985 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
7987 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
7988 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
7989 * reload1.c (REGISTER_MOVE_COST): Likewise.
7990 * regclass.c (REGISTER_MOVE_COST): Likewise.
7991 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
7992 dimension. Adjust all users.
7993 (init_reg_sets_1): Iterate on all modes.
7994 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
7995 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
7996 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
7997 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
7998 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
7999 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
8000 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
8001 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
8002 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
8003 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
8004 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
8005 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
8006 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
8007 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
8008 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
8009 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
8010 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
8011 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
8012 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
8013 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
8014 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
8015 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
8016 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
8017 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
8018 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
8019 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
8020 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
8022 2001-01-01 Bernd Schmidt <bernds@redhat.com>
8024 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
8025 arg VARIES_P. Call it with extra arg.
8026 (true_dependence): Likewise.
8027 * rtl.h (rtx_addr_can_trap_p): Declare.
8028 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
8030 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
8031 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
8032 pic offset table register if it's zero. All callers changed.
8033 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
8035 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8037 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
8038 STRING_POOL_ADDRESS_P.
8040 * config/sparc/sparc.c (input_operand): Properly test for short op.
8042 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
8043 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
8044 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
8045 * config/sparc/elf.h: No longer include sol2.h.
8046 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
8047 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
8049 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
8051 2001-01-01 Michael Hayes <mhayes@redhat.com>
8053 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
8054 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
8055 (record_initial): Likewise.
8056 * unroll.c (copy_loop_body, loop_iterations): Likewise.
8057 (remap_split_bivs): Likewise.
8059 2001-01-01 Michael Hayes <mhayes@redhat.com>
8061 * loop.c (loop_ivs_free): New function.
8062 (strength_reduce): Break out from...
8064 2001-01-01 Michael Hayes <mhayes@redhat.com>
8066 * loop.h (struct iv): New.
8067 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
8068 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
8069 'reg_biv_class' fields with 'regs' and 'n_regs'.
8070 (struct ivs): Rename 'loop_iv_list' field to 'list'.
8071 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
8072 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
8074 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
8076 * resource.c (mark_referenced_resources): Abort() before
8077 attempting to mark a pseudo register.
8078 (mark_set_resources): Likewise.
8080 2001-01-01 Michael Hayes <mhayes@redhat.com>
8082 * loop.h (REG_IV_CLASS): New accessor macro.
8083 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
8084 * unroll.c (REG_IV_CLASS): Likewise.
8086 See ChangeLog.4 for earlier changes.