1 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
3 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
4 to just after title page.
6 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
8 * doc/install-old.texi: Remove documentation of some configuration
10 * doc/install.texi: Add relevant parts of this documentation here.
12 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
15 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
17 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
19 * i386.md (all uses of ext_register_operand): Make sure they are
20 VOIDmode; replace all uses outside zero_extend.
21 (and?i splitters): Use ext_register_operands.
22 (test?i peep2): Remove ignored constraints.
23 * i386.c (ext_register_operand): Check that operand is
24 eighter pseudo or hard or 'Q' register.
26 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
28 * tree.h (struct record_layout_info_s): New field unpadded_align.
29 (set_lang_adjust_rli): New declaration.
30 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
31 it would have if not packed, do not downgrade DECL_ALIGN.
32 (lang_adjust_rli, set_lang_adjust_rli): New.
33 (start_record_layout): Initialize new field unpadded_align.
34 (debug_rli): Display it.
35 (place_union_field, place_field): Set it.
36 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
38 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
39 mean that; use proper names instead.
40 Print DECL_NO_STATIC_CHAIN.
42 * except.c (expand_builtin_frob_return_addr): Add missing call
43 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
44 (expand_builtin_eh_return): Likewise.
45 (expand_eh_return): Clean up ptr_mode != Pmode cases.
47 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
49 * doc/invoke.texi: Remove references to papers about sequence points
50 to readings.html, refer to that page.
52 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
54 * README: Update references to installation instructions.
56 2001-06-01 Laurent Guerby <guerby@acm.org>
57 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
59 * doc/install.texi: Define srcdir when sources come from CVS.
60 Significantly improve markup. Wrap overly long lines
62 2001-06-01 DJ Delorie <dj@redhat.com>
64 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
65 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi, objc.texi,
66 rtl.texi, tm.texi, texinfo.tex: Move to doc subdirectory.
67 * install.texi: Move to doc/install-old.texi.
68 * gcc.texi: Move to doc, refer to install-old.texi.
69 * Makefile.in: Reflect move of docs to doc/.
70 * f/Make-lang.in: Ditto.
71 * java/Make-lang.in: Ditto.
72 * doc/.cvsignore: New.
74 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
76 * invoke.texi: use two spaces between command options, eliminate
77 some 'overfull hboxes'
79 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
81 * Makefile.in (s-mlib): Make backtick-commands always succeed.
82 (DRIVER_DEFINES): Ditto.
84 2001-05-31 Richard Henderson <rth@redhat.com>
86 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
87 also link against libgcc.a.
89 2001-05-31 Geoff Keating <geoffk@cygnus.com>
91 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
92 * config/mips/mips.c (mips_output_ascii): New function.
93 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
95 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
97 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
99 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
100 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
102 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
104 * install.texi (Configuration): Add html links for --with-gnu-as &
105 --with-gnu-ld and refer to them from hppa & SCO triplets.
106 (Specific): Link back to with-gnu-ld for all ELF platfoms.
107 (Specific): Reword AVR binutils recommendation.
109 2001-05-30 Zack Weinberg <zackw@stanford.edu>
111 * ggc-page.c (size_lookup): Increase minimum allocation size
113 (ggc_print_statistics): Report size of each bin in bytes, not
114 as its order; there is no longer a direct relationship.
116 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
118 * extend.texi: Fix formating of examples, eliminate some
120 * gcc.texi: Eliminate some 'overfull hboxes'.
121 * invoke.texi: Use two spaces between command options, eliminate
122 some 'overfull hboxes'.
124 2001-05-30 Richard Henderson <rth@redhat.com>
126 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
128 2001-05-30 Tom Tromey <tromey@redhat.com>
130 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
131 use it in the new association.
133 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
134 John David Anglin <dave@hiauly1.hia.nrc.ca>
136 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
137 to target type to allow ISO C++ compiler to accept it.
138 * gthr-dce.h (__gthread_active_ptr): Likewise.
139 * gthr-solaris.h (__gthread_active_ptr): Likewise.
141 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
143 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
144 so that we do accept comments in preprocessed input.
146 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
148 * cpphash.c (alloc_node): Cast allocated pointer.
150 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
152 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
154 2001-05-29 Stan Shebs <shebs@apple.com>
156 * gcc.texi: Add links for information about Objective-C.
158 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
160 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
161 /bin/sed fails on [^\"]).
162 (configargs.h): Likewise.
164 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
166 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
168 2001-05-28 Stan Shebs <shebs@apple.com>
170 * objc/objc.gperf: Remove, no longer used.
172 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
174 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
175 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
176 Remove trailing whitespace.
178 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
180 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
181 became http://freeware.sgi.com/.
183 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
185 * local-alloc.c (update_equiv_regs): Don't eliminate constant
188 2001-05-27 Stan Shebs <shebs@apple.com>
190 * objc/objc-act.c: Add/fix various comments.
191 (init_selector): Remove, no longer used.
192 (build_msg_pool_reference): Ditto.
195 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
197 * c-decl.c (init_decl_processing):
198 Don't call start_identifier_warnings.
199 * flags.h (warn_id_clash, id_clash_len): Remove.
200 * stringpool.c: Don't include flags.h.
201 (scan_for_clashes, do_identifier_warnings,
202 start_identifier_warnings): Remove.
203 * toplev.c (warn_id_clash, id_clash_len): Remove.
204 (display_help): Don't document -Wid-clash.
205 (decode_W_option): Print warning on -Wid-clash.
206 * tree.h (start_identifier_warnings): Remove.
207 * invoke.texi: Remove documentation of -Wid-clash.
209 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
211 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
213 2001-05-27 Bruce Korb <bkorb@gnu.org>
215 * fixinc/check.tpl(HACK) add and use a Scheme variable
216 (has no test text): error out if no "test_text" is defined
217 * fixinc/fixincl.tpl: likewise
218 (FIXIDX): make it an enumeration so we minimize diffs
219 * fixinc/inclhack.def: re-alphabetize and add sort instructions
220 * fixinc/fixincl.x: regenerate
221 * fixinc/tests/base/stdio.h: test output got moved due to
223 * README-fixinc: rewrite (mostly)
225 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
227 * cpplib.c (run_directive): Set pfile->directive.
229 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
231 * c-tree.texi: Reformat the manual as a single chapter now
232 included by gcc.texi.
233 * gcc.texi: Include c-tree.texi. Merge all indexes.
234 * Makefile.in (dvi): Add generation for the cppinternals
235 documentation. Added dependencies on fdl.texi and c-tree.texi
236 where appropriate. Use TEXI2DVI instead of custom tex calls.
237 (info): Added dependencies on fdl.texi and c-tree.texi where
238 appropriate. Remove the target c-tree.info.
240 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
242 * combine.c (try_combine): Fix typo in comment.
243 * expr.c (expand_expr): Likewise.
244 * config/i370/i370.md (untyped_call): Likewise.
246 2001-05-26 Bruce Korb <bkorb@gnu.org>
248 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
249 when fixincl is operating in test mode
250 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
251 (AAB_ultrix_limits): remove redundant text
252 (AAB_ultrix_memory): ditto
253 (AAB_ultrix_string): ditto
254 (djgpp_wchar_h): fix the test text
255 (irix_stdio_va_list): add test text
256 (irix_limits_const): add a testing output file (limits.h is overwritten)
257 (strict_ansi_not_ctd): put limits.h second in list for same reason
258 (solaris27_mutex_init): test text needed selection text, too
260 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
261 when fixincl is operating in test mode
263 2001-05-26 Philip Blundell <philb@gnu.org>
265 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
266 * config/i960/i960-protos.h: Likewise.
267 * config/i370/i370-protos.h: Likewise.
268 * config/h8300/h8300-protos.h: Likewise,
269 * config/sh/sh-protos.h: Likewise.
270 * config/v850/v850-protos.h: Likewise.
272 2001-05-26 Philip Blundell <philb@gnu.org>
274 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
276 2001-05-25 Zack Weinberg <zackw@stanford.edu>
278 * toplev.c (debug_args, f_options, W_options): Mark
279 descriptions for translation.
280 (display_help): Translate descriptions on output.
282 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
283 objc/lang-options.h: Mark descriptions for translation.
285 * aclocal.m4: Quote final argument of patsubst. Use
286 3-argument form of AC_DEFINE. Restore quotes to [] while
288 * configure.in: Remove unnecessary changequote calls.
289 * configure, config.in: Regenerate.
291 2001-05-25 Sam TH <sam@uchicago.edu>
293 * basic-block.h: Fix header include guards.
294 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
295 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
296 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
297 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
298 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
299 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
300 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
301 varray.h version.h: Likewise.
302 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
303 config/arm/arm.h config/c4x/c4x-protos.h
304 config/h8300/h8300-protos.h config/h8300/h8300.h
305 config/i370/i370-protos.h config/i370/i370.h
306 config/i960/i960-protos.h config/mcore/mcore.h
307 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
308 config/v850/v850-protos.h config/v850/v850.h: Likewise.
309 * fixinc/fixlib.h fixinc/server.h: Likewise.
311 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
313 * config/arc/initfini.c (.init): Fix typo.
315 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
317 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
319 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
321 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
323 2001-05-25 Richard Henderson <rth@redhat.com>
325 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
327 2001-05-25 Richard Henderson <rth@redhat.com>
329 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
330 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
331 (sparc*-*-solaris2): Likewise.
332 * config/t-linux: Remove shared libgcc macros.
333 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
334 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
336 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
338 * config.gcc (*-*-freebsd*): Report bad configuration.
340 2001-05-25 David Edelsohn <edelsohn@gnu.org>
342 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
344 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
346 (ASM_OUTPUT_LABELREF): Delete.
348 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
350 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
351 strict_ansi_only): Don't run if stdc_0_in_system_headers.
352 * fixinc/fixincl.x: Regenerate.
353 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
354 (FIX_TEST_TABLE): Declare it.
355 * fixinc/fixlib.h: Include config.h.
357 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
359 * fixinc/inclhack.def (alpha___assert): Change char * args to
360 const char * on Tru64 UNIX to avoid excessive warnings from
362 * fixinc/fixincl.x: Regenerate.
364 2001-05-25 Geoff Keating <geoffk@redhat.com>
366 * dbxout.c (dbxout_symbol): Invert previous patch, which was
367 outputting a tag only for variable-size records.
369 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
371 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
372 instead of rtx_equal_p for early clobber test.
374 2001-05-26 Mark Mitchell <mark@codesourcery.com>
376 * builtins.def: Encode additional information, such as names and
378 * builtin-types.def: New file.
379 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
380 (built_in_decls): Likewise. Don't explicitly initialize global
382 (expand_builtin_mathfn): Handle float and long double variants of
384 (expand_builtin): Likewise.
385 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
386 (expand_tree_builtin): Handle long, long long, float, and long
387 double variants of math functions.
388 * c-common.h (c_tree_index): Remove some unused nodes.
389 (void_ftype): Remove.
390 (void_type_ptr): Likewise.
391 (int_ftype_int): Likewise.
392 (ptr_ftype_sizetype): Likewise.
393 * c-decl.c (init_decl_processing): Remove creation of DWARF
395 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
396 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
397 * Makefile.in (c-common.o): Depend on builtin-types.def.
399 2001-05-25 Dale Johannesen <dalej@apple.com>
401 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
403 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
405 * c-parse.in (notype_initdcl): Remove redundant line.
407 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
409 * aclocal.m4: Fixed typo.
410 (gcc_AC_HEADER_STDBOOL): Define.
411 (gcc_AC_C__BOOL): Define.
412 * configure.in: Use them.
413 (AC_CHECK_HEADERS): Remove stdbool.h
414 * configure, config.in: Regenerate.
416 2001-05-25 Richard Henderson <rth@redhat.com>
418 * function.c (expand_function_start): Don't abort on PARALLEL
419 returns from hard_function_value.
421 2001-05-25 Richard Henderson <rth@redhat.com>
423 * config/i386/i386.md: Revert previous change. Do not apply
424 the peephole if the components do not die after the sequence.
426 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
428 * c-parse.in (array_declarator): New. Handle C99 constructs.
429 Don't restrict [*] declarators to C only.
430 (after_type_declarator, parm_declarator_starttypename,
431 parm_declarator_nostarttypename, notype_declarator,
432 direct_absdcl1): Use it.
433 * c-decl.c (build_array_declarator, set_array_declarator_type):
434 New functions. Warn that [*] isn't properly implemented; pedwarn
435 for [*] outside C99 mode if pedantic rather than giving a hard
437 (grokdeclarator): Handle static and type qualifiers in parameter
439 * c-tree.h (build_array_declarator, set_array_declarator_type):
441 * extend.texi (Attribute Syntax): Document attributes in parameter
444 2001-05-25 Mark Mitchell <mark@codesourcery.com>
446 * config/i386/i386.md: Make sure cmpstr peepholes do not
447 affect liveness information.
449 2001-05-24 Mark Mitchell <mark@codesourcery.com>
451 * c-typeck.c (digest_init): Issue error messages about
452 invalid constants, not warnings.
454 2001-05-24 Mark Mitchell <mark@codesourcery.com>
456 * invoke.texi (-fno-builtin): Document that this is always on
459 2001-05-24 Philip Blundell <philb@gnu.org>
461 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
464 2001-05-24 Philip Blundell <philb@gnu.org>
466 * config/arm/arm.c (output_return_instruction): Correctly handle
467 interworking and interrupt functions.
469 2001-05-24 Philip Blundell <philb@gnu.org>
471 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
472 -m{no-}sched-prolog. Fix typos and improve formatting.
474 2001-05-24 Philip Blundell <philb@gnu.org>
476 * invoke.texi (ARM Options): Improve wording slightly. Add
477 documentation for more options, including those for Thumb mode.
478 Don't mention options that don't exist or are unimplemented.
479 (Thumb Options): Delete; merged into above section.
481 2001-05-24 Geoff Keating <geoffk@redhat.com>
483 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
484 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
486 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
488 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
489 fix hard register simplification.
491 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
493 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
494 of just copying CPP_CPU_SPEC.
496 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
498 * i386.c (incdec_operand): Accept only 1 and -1.
500 2001-05-23 Kelley Cook <kelley.cook@home.com>
502 * Makefile.in: Move many of the *_H definitions eariler in the
503 file, so that rules in t-* files that use them for
504 dependencies will work in a parallel build.
505 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
507 2001-05-23 Richard Henderson <rth@redhat.com>
509 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
511 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
513 * cpp.texi: Update for handling of charconsts.
514 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
515 diagnostics. Skip to the end if the UCS is too short.
516 (cpp_interpret_charconst): Long charconsts issue a warning
519 2001-05-23 Richard Henderson <rth@redhat.com>
521 * doc/install.texi (alpha-linux): Require binutils 2.11.
523 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
525 * c-lex.c (read_escape, read_ucs): Delete.
526 (lex_string): Use cpp_parse_escape.
527 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
528 if not C++ or not C99. Warn if traditional.
529 (parse_escape): Rename cpp_parse_escape. Make the bitmask
530 unsigned. Warn for out-of-range escape sequences here.
531 Update to use maybe_read_ucs.
532 (cpp_interpret_charconst): Don't warn here.
533 * cpplib.h (cpp_parse_escape): New exported function.
535 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
537 * extend.texi (Attribute Syntax): Clarify application of
538 attributes to parameters declared as functions or arrays.
540 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
542 * dbxout.c (dbxout_type_methods): Do still group methods by name.
544 2001-05-23 Zack Weinberg <zackw@stanford.edu>
546 * diagnostic.c (vnotice): Kill.
547 (fnotice): Call vfprintf directly.
548 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
549 verbatim, set_diagnostic_context): Rename string argument to
550 indicate that it is run through gettext.
551 (vbuild_message_string, build_message_string, output_do_printf):
552 Rename string argument to indicate that it is NOT run through
554 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
555 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
556 Run msgid argument through gettext.
557 (default_print_error_function): Run constant strings through
558 gettext when nothing else will.
559 (fatal_error, internal_error, error_recursion): Use fnotice.
560 Present complete sentences to gettext.
562 2001-05-23 Mark Mitchell <mark@codesourcery.com>
564 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
566 2001-05-23 Richard Henderson <rth@redhat.com>
568 * function.c (expand_function_start): Always use a pseudo
569 for the function result value.
571 2001-05-22 Richard Henderson <rth@redhat.com>
573 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
574 section pointer alignment.
576 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
578 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
579 of __USER_LABEL_PREFIX__.
581 2001-05-22 Richard Henderson <rth@redhat.com>
583 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
584 (__deregister_frame_info_bases): New.
585 * unwind-dw2-fde.h: Declare it.
586 * libgcc-std.ver: Export it.
587 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
588 called __register_frame_info_bases.
590 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
592 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
593 instead of #elif (which is OK for this case but not in general).
595 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
597 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
598 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
599 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
600 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
601 "r2" to the assembly file. Only issue allocs with non-zero parameters.
603 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
604 David O'Brien <obrien@freebsd.org>
606 * config/freebsd.h (LIB_SPEC): Key the exact setting to
607 configure-time options and target version of FreeBSD. Set-up
608 to match architectural change in threading support. Correctly
609 report when -pthread option is not supported by configure-time
611 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
612 and extend to encode target version number in run-time setting
613 of __FreeBSD__ macro to match the system compiler.
614 (CPP_PREDEFINES): Likewise.
615 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
617 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
618 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
620 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
621 David O'Brien <obrien@freebsd.org>
623 * config.gcc (the unlabeled system switch statement): Add
624 generic configuration section to handle *-*-freebsd*. Also,
625 to match the system compiler, default to threading support (it
626 may be disabled with the standard --disable-threads
627 configuration-time switch).
628 (i[34567]86-*-freebsd* in machine-specific section): Use it.
629 (alpha*-*-freebsd* in machine-specific section): Likewise.
631 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
632 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
633 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
634 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
635 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
637 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
638 David O'Brien <obrien@freebsd.org>
640 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
641 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
642 -pthread instead setting macro.
644 2001-05-22 Richard Henderson <rth@redhat.com>
646 * crtstuff.c (__register_frame_info_bases): Declare.
647 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
648 (__do_global_dtors_aux, __do_global_dtors): Streamline.
650 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
651 (CRT_GET_RFIB_DATA): New.
652 * config/i386/sysv4.h: Likewise.
653 * config/i386/sco5.h: Likewise.
654 (ASM_PREFERRED_EH_DATA_FORMAT): New.
656 2001-05-22 Richard Henderson <rth@redhat.com>
658 * rtl.c (read_string): Break out from ...
659 (read_rtx): ... here.
661 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
663 * doc/install.texi (Specific): Remove a bogus and duplicate part
664 copied from the end of the document.
666 2001-05-22 Bernd Schmidt <bernds@redhat.com>
668 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
670 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
672 * install.texi: Remove obsolete information on SunOS as well as
673 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
674 (Installing GNU CC on the Sun): Remove section.
676 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
678 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
679 keep errno unchanged on success.
681 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
683 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
684 once for hexadecimal floats, whether or not they contain a decimal
685 point. Don't let the setting of pedantic otherwise affect the
686 parsing of hexadecimal floats.
688 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
690 * README.ACORN: Remove obsolete file.
692 2001-05-22 Jan Hubicka <jh@suse.cz>
694 * combine.c (gen_binary): Use swap_commutative_operands_p
695 (simplify_comparison): Likewise.
696 * expmed.c (emit_store_flag): Likewise.
697 * expr.c (compare_from_rtx): Likewise.
698 (do_compare_rtx_and_jump): Likewise.
699 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
700 if not emitting a branch and operands want swapping.
702 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
704 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
705 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
706 (maybe_get_identifier): Update.
707 * tree.h (make_identifier): Delete.
709 2001-05-21 Richard Henderson <rth@redhat.com>
711 * combine.c (subst): Do not substitute for a register as
712 a destination subreg/strict_low_part/zero_extract.
714 * combine.c (simplify_comparison): Update op1 after constant
716 * recog.c (const_int_operand): Accept only constants valid
718 * genrecog.c: Update comments wrt const_int_operand.
720 * emit-rtl.c (init_emit_once): Zero unused memory in a
723 2001-05-21 Mark Mitchell <mark@codesourcery.com>
725 * tree.h (type_num_arguments): Declare it.
726 * tree.c (type_num_arguments): New function.
728 2001-05-21 Richard Henderson <rth@redhat.com>
730 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
733 2001-05-21 Geoff Keating <geoffk@redhat.com>
735 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
737 (minsf3): Use rs6000_emit_minmax.
738 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
740 (movsfcc): Use rs6000_emit_cmove.
741 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
742 Don't generate emit_fselsfsf4.
743 (fseldfsf4): Likewise.
744 (maxdf3): Use rs6000_emit_minmax.
746 (mindf3): Use rs6000_emit_minmax.
747 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
749 (movdfcc): Use rs6000_emit_cmove.
750 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
751 Don't generate emit_fselsfsf4.
752 (fselsfdf4): Likewise.
753 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
754 (min_max_operator): New predicate.
755 (rs6000_emit_cmove): New function.
756 (rs6000_emit_minmax): New function.
757 * config/rs6000/rs6000-protos.h: Prototype new functions.
758 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
759 and min_max_operator.
761 * config/rs6000/rs6000.c (output_cbranch): Handle all
762 conditional types in the switch statement.
764 2001-05-21 Mark Mitchell <mark@codesourcery.com>
766 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
767 non-register variables.
768 * extend.texi: Document that asm-specifications do not make sense
769 for non-static local variables.
771 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
773 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
774 (dbxout_type_fields): Lose minimal_debug support.
775 (dbxout_type_methods, dbxout_type): Likewise.
777 2001-05-17 Andrew Haley <aph@redhat.com>
779 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
781 2001-05-21 Richard Henderson <rth@redhat.com>
783 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
786 2001-05-20 Richard Henderson <rth@redhat.com>
788 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
789 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
790 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
791 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
792 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
794 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
795 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
796 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
797 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
798 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
799 DEBUG_PUBNAMES_SECTION): Rename as above.
800 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
802 2001-05-20 Richard Henderson <rth@redhat.com>
804 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
805 operands unless the operation is commutative.
807 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
809 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
812 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
814 * extend.texi: Clarify documentation of extensions included in ISO
815 C99. Prefer C99 terminology and syntax to old GNU terminology and
816 syntax. Add more index entries. Document mixed declarations and
817 code as an extension in C89 mode. Warn about future changes to
818 semantics of inline functions. Fixes PR other/930.
820 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
822 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
823 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
824 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
825 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
827 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
829 2001-05-20 Richard Henderson <rth@redhat.com>
831 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
832 to be output before a branch.
834 2001-05-20 Richard Henderson <rth@redhat.com>
836 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
838 2001-05-20 Richard Henderson <rth@redhat.com>
840 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
841 (ASM_DOUBLE): Remove.
842 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
843 * config/i386/sun386.h: Likewise.
845 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
846 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
848 * config/i386/cygwin.h (INT_ASM_OP): Remove.
849 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
850 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
851 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
853 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
854 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
855 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
856 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
857 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
858 * config/i386/win32.h: Likewise.
860 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
862 * invoke.texi: Add more options to summary list.
864 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
866 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
867 used. Fixes PR c/2291.
870 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
872 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
873 the -fpic and -fPIC options, clear flag_pic.
875 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
877 * hashtable.c (calc_hash): Fix HASHSTEP definition.
878 * stringpool.c (make_identifier): No statistics here anymore.
879 * objc-act.c (steup_string_decl): Remove redundant check.
881 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
883 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
884 cpplib.o, cpphash.o, fix-header): Update.
885 (hashtable.o): New target.
886 * c-common.h: Include cpplib.h. Define C_RID_CODE and
887 struct c_common_identifier here.
888 * c-lang.c (c_init_options): Update. Call set_identifier_size.
889 * c-lex.c (c_lex): Update.
890 * c-pragma.h: Update.
891 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
893 (C_RID_CODE): Delete.
894 * cpphash.c: Rewrite to use hashtable.c.
895 * cpphash.h: Update include guards.
896 (struct cpp_reader): Remove hashtab.
897 hash_ob and buffer_ob are no longer pointers. Add hash_table
899 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
900 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
901 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
902 * cppinit.c (cpp_create_reader): Update.
903 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
904 (cpp_interpret_charconst): Eliminate warning.
905 * cpplib.c (do_pragma, do_endif, push_conditional,
906 cpp_push_buffer, cpp_pop_buffer): Update.
907 (_cpp_init_stacks): Rename cpp_init_directives.
908 (_cpp_cleanup_stacks): Remove.
909 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
910 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
911 cpp_forall_identifiers, cpp_create_reader): Update.
912 (C_RID_CODE, cpp_make_node): New.
913 (c_common_identifier): New identifier node for C front ends.
914 * cppmain.c (main): Update.
915 * fix-header.c (read_scan_file): Update.
916 * flags.h (id_clash_len): Make unsigned.
917 * ggc.h (ggc_mark_nonnull_tree): New.
920 * stringpool.c: Update comments and copyright. Update to use
922 * toplev.c (approx_sqrt): Move to hashtable.c.
923 (id_clash_len): Make unsigned.
924 * toplev.h (ident_hash): New.
925 * tree.c (gcc_obstack_init): Move to hashtable.c.
926 * tree.h: Include hashtable.h.
927 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
928 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
929 (struct tree_identifier): Update.
930 (make_identifier): New.
932 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
933 (C_RID_CODE): Remove.
934 * lex.c (cxx_init_options): Call set_identifier_size. Update.
935 (init_parse): Don't do it here.
937 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
939 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
941 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
943 (expand_eh_return): Convert between word_mode and Pmode.
944 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
946 (execute_stack_op): Likewise.
947 (execute_cfa_program): Likewise.
948 (uw_frame_state_for): Likewise.
949 (uw_update_context_1): Likewise.
950 * unwind.inc (_Unwind_Reason_Code): Likewise.
951 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
952 (EH_RETURN_STACKADJ_RTX): Likewise.
953 * config/mips/mips.c (compute_frame_size): Make space for saving
955 (mips_expand_epilogue): Handle EH stack adjustments.
956 * config/mips/mips.md (eh_return): New pattern.
957 (eh_set_lr_si): Likewise.
958 (eh_set_lr_di): Likewise.
959 Add splitter to perform EH return after reload.
961 2001-05-19 Mark Mitchell <mark@codesourcery.com>
963 * jump.c (mark_jump_label): Tidy previous change.
965 2001-05-19 Bruce Korb <bkorb@gnu.org>
967 * fixinc/genfixes: no need for two warnings
968 * fixinc/Makefile.in: open stdin for those building with a closed one.
970 2001-05-19 Mark Mitchell <mark@codesourcery.com>
972 * jump.c (jump_optimize_1): Tidy.
973 (mark_jump_label): When changing the label in a LABEL_REF, change
974 update any REG_EQUAL notes as well.
976 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
978 * c-parse.in (parm_declarator): Split into
979 parm_declarator_starttypename and parm_declarator_nostarttypename.
980 (parm_declarator_starttypename, parm_declarator_nostarttypename):
981 New. Allow parenthesised sub-declarators which don't begin with a
982 TYPENAME. Fixes PR c/166.
984 2001-05-19 Mark Mitchell <mark@codesourcery.com>
986 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
988 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
990 * toplev.c (main): If the target does not allow profiling without
991 a frame pointer, issue an error message.
992 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
995 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
997 * recog.c (general_operand): Modify last change to allow it if reload
1000 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1002 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1003 subregs containing mem.
1005 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1007 * regrename.c (regrename_optimize): frame pointer register can
1010 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1012 * README.DWARF: Move into dwarfout.c.
1014 2001-05-18 Dale Johannesen <dalej@apple.com>
1016 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1017 specific misuse of r0 as a reload address.
1019 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1021 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1024 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1026 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1027 (add_to_sequence): Make that decision type.
1028 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1029 (write_switch, write_cond, debug_decision_2): Likewise.
1031 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1033 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1036 2001-05-18 Stan Shebs <shebs@apple.com>
1038 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1039 * configure: Regenerate.
1041 2001-05-18 Per Bothner <per@bothner.com>
1043 Changes needed for java/jvspec.c
1044 * gcc.h (n_infiles, outfiles): Add declarations.
1045 * gcc.c (n_infiles, outfiles): Mske no longer static.
1047 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
1049 * config/pa/som.h (EXCEPTION_SECTION): Define.
1051 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
1053 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
1055 Add have_location_lists, a variable to determine whether we need a
1056 .debug_loc section or not.
1057 (enum dw_val_class): Add dw_val_class_loc_list.
1058 (dw_val_struct): Add val_loc_list.
1059 (dw_loc_list_struct): New structure, represents location lists.
1060 (new_loc_list): New function, return a new location list, given
1061 the range and location expression.
1062 (add_loc_descr_to_loc_list): New function, add a location
1063 expression to a location list, given the expression and range.
1064 (output_loc_list): New function, output a location list.
1065 (gen_internal_sym): Modified to take symbol prefix, so we can
1066 reuse it for location list symbols.
1067 (add_AT_loc_list): New function, add a location list to a DIE at
1068 the named attribute.
1069 (AT_loc_list): New function, return the location list reference
1070 for a given attribute, if it's a location list.
1071 (print_die): Handle dw_val_class_loc_list.
1072 (size_of_die): Ditto.
1073 (value_format): Ditto.
1074 (output_die): Ditto.
1075 (output_location_lists): New function, output all of the location
1076 lists for a DIE and it's children.
1077 (dwarf2out_finish): Call output_location_lists if we have location
1081 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1083 * gcse.c (try_replace_reg): First try global replace, later try to
1084 simplify the expression.
1086 * gcse.c (find_used_regs): Change calling convention; work via
1088 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
1090 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1093 2001-02-09 Nick Clifton <nickc@redhat.com>
1094 * config/arm/arm.md: Change output constraint on post inc
1095 load/store multiple patterns to be a read/write constraint.
1097 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1099 * basic-block.h (struct basic_block_def): Add documentation about
1100 what a basic block is, and what the various fields are used for.
1101 * flow.c (calculate_globlal_regs_live): Add documentation about
1102 how the algorithm works, and how we know that it will terminate.
1103 Check that the the inductive assumption that guarantees
1104 termination actually holds.
1105 (mark_used_regs): Treat conditionally set registers as used.
1106 (debug_regset): Add comment.
1107 * rtl.texi (cond_exec): Add documentation.
1109 * function.c (expand_function_start): Avoid creating BLKmode
1112 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1114 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1115 DIE, even if it has no children.
1116 (dwarf2out_finish): Always output the line-number table, even if
1119 2001-05-18 David Edelsohn <edelsohn@gnu.org>
1121 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1123 2001-05-17 Bruce Korb <bkorb@gnu.org>
1125 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1126 * fixinc/genfixes: emit a warning if AutoGen is out of date
1128 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1129 Bruce Korb <bkorb@gnu.org>
1131 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1132 found in fixinc directory. Facilitates binary distributions.
1134 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1136 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1139 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
1141 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1143 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1145 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
1146 (simplify_subreg): Handle complex types represented as CONCAT.
1148 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
1149 * rtl.h (swap_commutative_operands_p): Declare.
1150 * rtlanal.c (swap_commutative_operands_p): New.
1151 (operand_preference): New static function.
1153 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
1154 (gen_binary): Likewise.
1155 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
1156 * simplify-rtx.c (simplify_gen_binary,
1157 simplify_gen_relational): Likewise.
1159 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1161 * cse.c (fold_rtx): Use simplify_subreg.
1163 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
1164 (simplify_gen_subreg): New.
1165 (simplify_rtx): Use simplify_subreg.
1166 * rtl.h (simplify_gen_subreg): Declare.
1168 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1170 * doc/install.texi: Update Solaris information.
1172 * except.h (protect_cleanup_actions): Remove it.
1173 (lang_protect_cleanup_actions): Declare it.
1174 * except.c (protect_cleanup_actions): Remove it.
1175 (lang_protect_cleanup_actions): New variable.
1176 (init_eh): Don't make protect_cleanup_actions a GC root.
1177 (expand_eh_region_and_cleanup): Call
1178 lang_protect_cleanup_actions.
1179 (output_function_exception_table): Remove unused `align'
1181 * varasm.c (assemble_external): Abort if we have not yet
1182 opened the assembly output file.
1184 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
1186 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1187 for eh_personality_libfunc.
1189 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1191 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
1192 when calling simplify_subreg. This is needed to allow replacing
1193 of expression of one mode by expression of different mode.
1195 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1197 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1199 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1201 * expr.c (protect_from_queue): Protect against subsequent calls to
1203 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1206 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1208 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1210 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1212 * gccbug.in (CATEGORIES): Add "bootstrap".
1214 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1216 * simplify-rtx.c (simplify_subreg): Break out from ...
1217 * combine.c (combine_splify_rtx) ... here and ...
1218 * recog.c (validate_replace_rtx_1): ... here;
1219 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1220 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1221 (subreg_lowpart_p): ... here.
1223 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1225 * stmt.c (expand_asm_operands): For inout operands, make sure
1226 the substitution of '=' for '+' makes it into the rtl.
1228 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1229 (reload_as_needed): Call update_eliminable_offsets a bit later.
1231 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1233 * gcc.texi (gccbug): Refer to the web pages for detailed information
1236 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1238 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1240 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1241 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1242 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1243 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1244 * cross-make: Don't set LIBGCC1.
1245 * mklibgcc.in: Delete all code for building from libgcc1.c.
1246 Always honor LIB1ASMFUNCS if set.
1248 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1249 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1250 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1251 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1252 config/i386/uwin.asm, config/m68hc11/larith.asm,
1253 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1254 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1255 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1256 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1257 Delete or update references to libgcc1 in commentary.
1259 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1260 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1261 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1262 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1263 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1264 config/arm/t-semi, config/arm/t-strongarm-coff,
1265 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1266 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1267 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1268 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1269 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1270 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1271 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1272 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1273 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1274 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1275 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1276 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1277 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1278 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1279 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1280 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1281 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1282 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1283 config/mips/t-ultrix, config/mn10200/t-mn10200,
1284 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1285 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1286 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1287 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1288 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1289 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1290 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1291 config/sparc/t-sparclite, config/sparc/t-splet,
1292 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1293 config/sparc/t-vxsparc64, config/v850/t-v850:
1294 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1296 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1297 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1298 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1299 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1300 nongcc_SI_type, nongcc_word_type, or perform_*
1301 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1303 * config/i386/386bsd.h, config/i386/beos-elf.h,
1304 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1305 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1306 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1307 Don't include i386/perform.h.
1309 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1310 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1311 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1312 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1313 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1314 config/vax/t-openbsd, config/vax/t-vax: Delete.
1316 * config.gcc: Remove references to deleted files.
1317 (arm-semi-aof): Use arm/t-semi for tmake_file.
1319 * gcc.texi, install.texi, invoke.texi, tm.texi:
1320 Delete or rewrite text which is no longer relevant now that
1321 libgcc1 no longer exists.
1323 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1324 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1326 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1327 Bruce Korb <bkorb@gnu.org>
1329 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1332 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1334 * i386.md: Add two peepholes to clean up code generated by
1337 2001-05-16 Richard Henderson <rth@redhat.com>
1339 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1340 variants of non-absolute encodings.
1342 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1344 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1345 __register_frame_info_table_bases): Export.
1347 2001-05-16 Richard Henderson <rth@redhat.com>
1349 * except.c (eh_data_format_name): Move to ...
1350 * dwarf2asm.c: ... here. Use designated initializers if available.
1351 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1352 * dwarf2asm.h: Update declarations.
1353 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1354 ASM_PREFERRED_EH_DATA_FORMAT.
1355 (output_call_frame_info): Likewise. Use 'L' augmentation for
1358 * unwind-dw2-fde.h (struct fde_vector): New.
1359 (struct old_object): Rename from struct object.
1360 (struct object): New.
1361 (__register_frame_info_bases): Declare.
1362 (__register_frame_info_table_bases): Declare.
1363 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1364 * unwind-dw2-fde.c (objects): Remove.
1365 (unseen_objects, seen_objects): New.
1366 (__register_frame_info_bases): New.
1367 (__register_frame_info): Use it.
1368 (__register_frame_info_table_bases): New.
1369 (__register_frame_info_table): Use it.
1370 (__deregister_frame_info): Rewrite for changed object struct.
1371 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1372 (fde_unencoded_compare): Rename from fde_compare; uninline.
1373 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1374 (start_fde_sort): Adjust for new definition of fde_vector.
1375 (fde_insert): Likewise.
1376 (end_fde_sort): Likewise. Select comparison function based
1377 on properties of the object.
1378 (fde_split): Take object and fde_compare_t arguments.
1379 (frame_heapsort, fde_merge): Likewise.
1380 (classify_object_over_fdes): Rename from count_fdes. Handle
1381 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1383 (add_fdes): Handle encoded pointers.
1384 (init_object): Rename from frame_init. Update for new struct object.
1385 (linear_search_fdes): Rename from search_fdes. Handle encoded
1387 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1388 (binary_search_single_encoding_fdes): New.
1389 (binary_search_mixed_encoding_fdes): New.
1390 (search_object): New.
1391 (_Unwind_Find_FDE): Update for new struct object. Fill in
1393 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1394 iterating over EH data.
1395 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1396 fde_encoding, lsda_encoding.
1397 (read_uleb128, read_sleb128): Remove.
1398 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1399 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1400 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1402 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1404 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1406 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
1407 * cpphash.c (_cpp_lookup_with_hash): Similarly.
1408 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
1409 cpp_spell_token, cpp_output_token): Similarly.
1410 * cpplib.c (lex_macro_node, do_undef, do_pragma,
1411 do_pragma_poison, parse_assertion, do_assert): Similarly.
1412 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
1413 save_parameter, _cpp_create_definition, check_trad_stringification,
1414 cpp_macro_definition): Similarly.
1415 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
1416 * c-lex.c (cb_undef, c_lex): Similarly.
1417 * fix-header.c (recognized_function): Similarly.
1418 * cpplib.h (NODE_LEN, NODE_NAME): New.
1419 (cpp_hashnode): Rename length len.
1421 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
1423 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1426 2001-05-16 Andreas Jaeger <aj@suse.de>
1428 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1430 * toplev.c: Include dwarf2asm.h for prototype of
1431 dw2_output_indirect_constants.
1433 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1435 * stmt.c (expand_asm_operands): Be able to offload addressof
1436 expression to memory. (PR optimization/185)
1438 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1440 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
1441 applying distributive law.
1443 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1445 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1447 * gthr-dce.h (UNUSED): Attribute unused macro.
1448 (__gthread_key_dtor): Make arguments UNUSED.
1449 (__gthread_key_delete): Revise for compatibility with DRAFT4
1452 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1454 * doc/install.texi: Update AIX information.
1455 * README.RS6000: Remove obsolete file.
1457 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1458 Nathan Sidwell <nathan@codesourcery.com>
1460 * gcc.c (give_switch): Don't write before start of string.
1461 Always append suffix.
1463 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1465 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1468 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1470 * README.ALTOS: Remove obsolete file.
1472 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1474 * c-lex.h (save_and_forget_protocol_qualifiers,
1475 forget_protocol_qualifiers, remember_protocol_qualifiers):
1476 Remove deleted functions' prototypes.
1478 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1480 * c-parse.in (methodtype): New production.
1481 (methoddef, methodproto): Collapse separate '-' and '+'
1484 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1486 * c-common.h (RID_FIRST_PQ): New.
1487 * c-parse.in (objc_pq_context): New.
1488 (objc parser): Set objc_pq_context rather than calling
1489 remember_protocol_qualifiers and forget_protocol_qualifiers.
1490 Don't call save_and_forget_protocol_qualifiers.
1491 (yylexname): Handle objc protocol qualifiers here.
1492 * stringpool.c (struct str_header): Replace with sp_hashnode.
1493 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
1494 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
1495 Allocate an IDENTIFIER_NODE for each identifier.
1496 (FORALL_STRINGS, set_identifier): Delete.
1497 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
1498 (ggc_alloc_string): Use an obstack.
1499 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
1500 * tree.h: Update comments.
1501 (set_identifier): Delete.
1502 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
1503 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
1504 remember_protocol_qualifiers): Delete.
1506 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1508 * flow.c (life_analysis): After life analysis is complete, do
1509 an optional scan over insns looking for REG_LABEL notes that
1510 reference a deleted label.
1511 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1512 before peeking at LABEL_NUSES.
1514 2001-05-15 Richard Henderson <rth@redhat.com>
1516 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1517 (_Unwind_GetTextRelBase): New.
1519 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1521 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1523 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1525 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1526 so that CHOOSE_SECTION gets used.
1528 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1529 TARGET_RELOCATABLE like flag_pic for now.
1531 2001-05-15 David Edelsohn <edelsohn@gnu.org>
1533 * rs6000.md (movdi splitter): Sign extend more efficiently.
1534 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
1535 to "long long" valid on 32-bit and 64-bit hosts.
1536 (logical_operand): Cast trunc_int_for_mode return value.
1537 (rs6000_emit_move): Shift macro to encapsulate variable.
1538 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
1539 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
1540 plus_constant requires signed argument.
1542 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1544 * gthr-posix.h: Make additional pthread-* functions weak.
1546 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1548 * recog.c (apply_change_group): Avoid unneeded validating.
1550 2001-05-14 David Edelsohn <edelsohn@gnu.org>
1552 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
1553 (num_insns_constant): CONST_INT can be 64-bits.
1555 2001-05-14 Stan Shebs <shebs@apple.com>
1557 * config/darwin.h (LIB_SPEC): Just use -lSystem.
1558 (LIBGCC_SPEC): Don't define.
1560 2001-05-14 Richard Henderson <rth@redhat.com>
1562 * configure.in (gcc_cv_as_eh_frame): New test.
1563 * config.in, configure: Rebuild.
1564 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1566 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1568 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1569 extended precision divide.
1571 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1573 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1574 for RETURNS as well.
1576 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1578 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
1579 (CPP_CPU??_SIZE_TYPE): New.
1580 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
1581 (CPP_CPU_SPEC): ... here; support choosing of CPU.
1582 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
1583 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
1585 * i386.c (override_options): Add sorry about not suported modes.
1587 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
1589 * config/pa/som.h (NM_FLAGS): Remove.
1590 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1591 (ASM_OUTPUT_SECTION_NAME): Remove.
1592 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1594 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1596 * regrename.c (regrename_optimize): Do not rename registers to
1599 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1601 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1602 contain MEMs. Remove useless distinction about clobbering
1605 2001-05-13 Geoff Keating <geoffk@redhat.com>
1607 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
1608 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
1609 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
1610 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1611 (EXCEPTION_SECTION): Define.
1613 2001-05-13 Zack Weinberg <zackw@stanford.edu>
1615 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
1616 binary backward compat only.
1617 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
1618 in LIB2FUNCS. Pass it to mklibgcc.
1619 * mklibgcc.in: Handle LIB2FUNCS_ST.
1621 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
1623 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1625 * tm.texi (THREAD_MODEL_SPEC): Document it.
1626 * gcc.c (main): Use it.
1627 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1628 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
1630 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1632 * rtl.h (SYMBOL_REF_WEAK): New macro.
1633 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
1634 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
1635 * rtl.texi (SYMBOL_REF_WEAK): Document it.
1636 * gcc.texi: Remove wrong description.
1638 2001-05-13 Mark Mitchell <mark@codesourcery.com>
1640 * Makefile.in (STAMP): New macro.
1641 Replace all uses of `touch' with $(STAMP).
1642 * fixinc/Makefile.in: Likewise.
1644 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1646 * configure.in: ldopen is never in -lexc, so don't test for it.
1647 Add test for exc_resume in -lexc for Ada.
1648 * configure: Regenerated.
1650 2001-05-12 Richard Henderson <rth@redhat.com>
1652 * dwarf2asm.c (size_of_encoded_value): New function.
1653 * dwarf2asm.h: Declare it.
1654 * except.c (output_function_exception_table): Align the TType
1655 array only as wide as the encoding.
1657 2001-05-12 Zack Weinberg <zackw@stanford.edu>
1659 * extend.texi: Document #pragma GCC java_exceptions.
1661 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1663 * c-parse.in (bison parser, init_reswords): Remove uses of
1665 * c-tree.h (doing_objc_thang): Remove.
1667 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1669 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
1670 about files not ending in newlines.
1672 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1674 * dwarfout.c (dwarfout_init): Add cast.
1675 * sched-deps.c (sched_analyze_insn): Remove unused vars.
1676 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
1678 * method.c (build_mangled_C99_name): Remove unused prototype.
1680 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1682 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
1684 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1686 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1687 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
1689 2001-05-11 Richard Henderson <rth@redhat.com>
1691 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1692 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
1693 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
1694 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
1695 (dw2_output_indirect_constants): Prototype.
1696 * dwarf2out.c (dwarf2out_begin_prologue): Generate
1697 current_function_func_begin_label if we'll need it for EH. Exit
1698 early for IA64_UNWIND_INFO.
1699 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
1700 (eh_data_format_name): Update for indirect references.
1701 (output_function_exception_table): Care for IA64_UNWIND_INFO.
1702 Handle ASM_PREFERRED_EH_DATA_FORMAT.
1703 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
1704 define HAVE_eh_return etc.
1705 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
1706 (final_end_function): Don't call output_function_exception_table.
1707 * toplev.c (compile_file): Call dw2_output_indirect_constants.
1708 (rest_of_compilation): Invoke output_function_exception_table
1709 for ia64 before assemble_end_function.
1710 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
1711 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
1713 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
1714 * unwind.h: Declare them.
1715 * libgcc-std.ver: Export them.
1716 * unwind-pe.h: New file.
1718 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1720 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
1722 (find_fde_for_dso): Extract DT_PLTGOT.
1723 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
1724 the segment and gp as well.
1725 * config/ia64/frame-ia64.c: Remove file.
1726 * config/ia64/frame-ia64.h: Remove file.
1727 * config/ia64/unwind-ia64.c: New file.
1728 * config/ia64/unwind-ia64.h: New file.
1729 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
1730 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
1731 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
1732 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1733 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1734 (IA64_UNWIND_INFO): Re-enable.
1735 (HANDLER_SECTION): Remove.
1736 (EH_RETURN_DATA_REGNO): New.
1737 * config/ia64/ia64.md (exception_receiver): Remove.
1738 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
1739 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
1741 2001-05-11 Richard Henderson <rth@redhat.com>
1743 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
1744 calls and jumps to be bundled together.
1745 (ia64_reorg): Emit a break after a noreturn call that ends
1747 * config/ia64/ia64.md (break_f): New.
1749 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1751 * c-lex.c (lex_charconst): Convert into a simple wrapper
1752 around cpp_interpret_charconst, to which most of the code
1754 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
1755 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
1756 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
1757 (lex): Use cpp_interpret_charconst.
1758 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
1759 hex_digit_value): New functions.
1760 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
1761 * cpplib.h (cpp_interpret_charconst): New prototype.
1762 * Makefile.in: Update.
1764 2001-05-12 Dean Wakerley <dean@wakerley.com>
1766 * doc/install.texi: New file. Converted to texinfo from the HTML
1767 documentation in wwwdocs/htdocs/install.
1769 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
1771 * gcse.c (insert_insn_end_bb): Do not search for assignments to
1772 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1774 * toplev.c (compile_file): Move comment for opening output
1775 file to just before the code that opens the output file.
1777 2001-05-11 Jakub Jelinek <jakub@redhat.com>
1779 * regmove.c (regmove_optimize): Suppress the optimization for
1780 unchanging destination register. Add comment above function.
1782 2001-05-11 Zack Weinberg <zackw@stanford.edu>
1784 * Makefile.in: Exterminate all references to assert.h.
1785 * cross-make: Likewise.
1787 * configure.in: Correct commentary.
1788 * configure: Regenerate.
1790 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
1793 * config/t-freebsd, config/t-linux, config/t-linux-aout,
1794 config/t-netbsd, config/t-rtems, config/x-linux,
1795 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
1796 No need to override INSTALL_ASSERT_H.
1798 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
1799 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
1800 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
1802 2001-05-11 Graham Stott <grahams@redhat.com>
1804 * combine.c (simplify_comparison): Fix typo.
1806 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1808 * loop.h (struct movables): Remove `num'.
1809 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
1810 Adjust call to strength_reduce.
1811 (num_unmoved_movables): New function.
1812 (move_movables): Don't set movables->num.
1813 (strength_reduce): Compute the number of instructions in the loop
1814 here, rather than in the caller.
1815 (check_dbra_loop): Always clear reversible_mem_store if there
1816 are any memory sets.
1817 (loop_regs_scan): Don't count instructions here.
1818 (count_insn_in_loop): New function.
1820 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1822 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
1824 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
1826 * c-common.c (finish_label_expr): New function, lifted from
1827 from cp/semantics.c.
1828 * c-common.h (finish_label_expr, lookup_label): New prototypes.
1829 * c-parse.in: Move 3 blocks of parser code into new functions.
1830 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
1831 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
1832 (lookup_label): Remove.
1834 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
1836 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
1837 FLOAT_BIT_ORDER_MISMATCH.
1839 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1841 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
1842 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
1844 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1846 * expr.c (emit_group_load): extract_bit_field requires a REG or
1849 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
1851 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
1852 a computed jump into an unconditional jump.
1853 In second hunk of code for collapsing computed and conditional jumps
1854 into unconditional jumps, reemit the jump in additional cases.
1856 * jump.c (jump_optimize_1): Do not wrap the new jump target
1857 inside a LABEL_REF; gen_jump will do that automatically.
1859 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
1861 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
1862 contents for a SYMBOL_REF in case of floating point constants.
1864 2001-05-10 DJ Delorie <dj@redhat.com>
1866 * c-common.c (combine_strings): Widen strings in a
1867 host-endian-independent way.
1869 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
1871 * c-parse.in: Remove many shift/reduce conflicts. Update
1873 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
1874 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
1875 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
1876 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
1877 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
1878 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
1879 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
1880 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
1881 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
1882 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
1883 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
1884 typespec_reserved_nonattr, typespec_reserved_attr,
1885 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
1886 structsp_nonattr, components_notype, component_notype_declarator,
1887 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
1888 firstparm, setspecs_fp): New
1889 (typed_declspecs, reserved_declspecs, typed_typespecs,
1890 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
1891 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
1892 declmods_no_prefix_attr, nonempty_type_quals, structsp,
1893 type_quals): Remove. Users updated.
1894 (initdecls, notype_initdecls, after_type_declarator,
1895 parm_declarator, notype_declarator, absdcl1, components, ivars):
1896 Don't allow attributes at the start of a declarator; include them
1897 in the production containing the declarator instead. Always
1898 require type specifiers before trying to redeclare a typedef name.
1899 (typename): Allow for attributes but warn that they are ignored.
1900 (parmlist, firstparm, setspecs_fp): Include attributes in
1901 parmlist; suck them off the parser stack in firstparm using
1904 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
1906 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
1907 to determine if a block has an unconditional jump at its end.
1909 * jump.c (jump_optimize_1): When converting a conditional jump
1910 to an unconditional jump, build the jump using gen_jump instead
1911 of just modify operands in-place.
1913 2001-05-09 Zack Weinberg <zackw@stanford.edu>
1915 * cppinit.c (cpp_post_options): Shut off macro expansion if
1917 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
1918 IN_I directives only if the # is in column 1 and the directive
1919 name begins in column 2.
1920 * cppmain.c (scan_buffer): Insert a space between # and an
1921 identifier, when that identifier is a directive name.
1923 * tradcpp.c (struct file_buf): Add a pointer to the next entry
1924 in the header search path.
1925 (enum node_type): Add T_INCLUDE_NEXT.
1926 (directive_table): Add entry for include_next.
1927 (do_include_next): New function.
1928 (process_include): New routine, broken out of do_include.
1929 (finclude): Insert 'nhd' argument, to be copied into
1930 next_header_dir of the new buffer.
1931 (main): Adjust to match.
1932 * gsyslimits.h, limity.h: Un-indent #include_next.
1934 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
1936 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
1937 inclusion as a chapter of the GCC manual.
1938 * gcc.texi: Include objc.texi.
1939 * fdl.texi: Use @unnumberedsec for the addendum.
1940 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
1942 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1944 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
1946 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
1948 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
1949 handling of two-address insns.
1951 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
1953 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
1954 ../binutils/nm-new instead of ../binutils/nm.
1956 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1958 * i386.md (movdi splitter): Fix the splitting condition
1959 (float_extenddftf splitter): Fix mode.
1961 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1963 * genrecog.c (write_switch): Avoid outputting of switch for
1964 types wider than int.
1966 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
1968 * reload1.c (copy_eh_notes): New function.
1969 (emit_input_reload_insns): Call it.
1970 (emit_output_reload_insns): Call it.
1972 2001-05-07 Zack Weinberg <zackw@stanford.edu>
1974 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
1976 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
1977 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
1979 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
1981 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
1983 * pa.md (interspace_jump): Revise comment.
1984 (builtin_longjmp): Block initial setup insns from delay slot of
1986 (builtin_setjmp_receiver): New expander to save and restore PIC
1989 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
1991 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
1993 * toplev.c (compile_file): Set up the output file before we call
1994 the various initializers for the compiler.
1996 * except.c (sjlj_mark_call_sites): Do not search for assignments to
1997 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1999 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2000 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2002 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2004 * Makefile.in (tradcpp0): Correct typo in dependency list.
2006 2001-05-06 Geoff Keating <geoffk@redhat.com>
2008 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2009 the link register if we're not going to use it.
2011 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2012 (output_function_profiler): Likewise.
2014 2001-05-07 Alan Modra <amodra@one.net.au>
2016 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2018 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2020 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2021 zero-extend it. Make abs_inc unsigned.
2023 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2024 widest mode in narrowing and widening operations.
2026 * config/mips/mips.md: Sign extend CONST_INTs.
2028 2001-05-06 Andreas Jaeger <aj@suse.de>
2030 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2031 (i386 Options): Document -momit-leaf-frame-pointer.
2033 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2035 * c-typeck.c (internal_build_compound_expr): Check for
2036 array to pointer conversion just once.
2038 2001-05-05 Richard Henderson <rth@redhat.com>
2040 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2042 2001-05-05 Richard Henderson <rth@redhat.com>
2044 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2045 to the parent of the fixup region.
2047 2001-05-05 Jakub Jelinek <jakub@redhat.com>
2049 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2051 * cpp.texi (__NO_INLINE): Document it.
2053 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2055 * cppfiles.c (struct include_file): New member err_no.
2056 (find_or_create_entry): Set it.
2057 (open_file): Don't set fds to -2. Instead, use err_no to
2058 remember previous errors, if any.
2060 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2062 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2063 between X and Y by using sequences of xgdx and xgdy.
2065 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2067 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2068 of '!' for the 'D' alternative ('!' is too strong).
2069 ("*logicalsi3_silshl16"): Likewise.
2070 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2071 ("movstrictsi"): Remove spurious '+'.
2072 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2073 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2074 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2077 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2079 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2081 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
2083 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
2086 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2088 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
2091 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2093 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2094 soft register, use ror instead of rol.
2096 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2098 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2099 into account pre/post increment decrement for 68HC12.
2100 Fix other problems in replacement and fix call to reg_mentioned_p.
2102 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2104 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2105 Put the soft registers in bss for 68HC12.
2106 (L_regs_d3_4): New for _.d3 and _.d4.
2107 (L_regs_d5_6): Likewise.
2108 (L_regs_d1_2): Likewise.
2109 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2111 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2113 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2114 to the pre-processor when -fshort-double is specified.
2115 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2117 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2119 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2120 (__mulsi3): Rewrite for 68HC12.
2121 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2122 Mark 'x' constraint with earlyclobber to prevent a
2123 RELOAD_FOR_OTHER_ADDRESS to go in it.
2124 (mulhi3_m68hc12): New pattern.
2125 (mulhi3_m68hc11): Rename of mulhi3.
2126 (mulhi3): New expand for 68HC12 optimisation.
2127 (umulhisi3, mulhisi3): New patterns for 68HC12.
2129 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2131 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2132 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2133 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2135 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2137 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2138 constants cheap after reload.
2139 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2141 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2142 so that gcc prefers a shift by 16.
2143 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2145 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
2147 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
2149 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2151 * alpha.h: NULL_PTR -> NULL.
2158 * i386.md: Likewise.
2161 * m68hc11.h: Likewise.
2162 * rs6000.h: Likewise.
2165 * sparc.h: Likewise.
2169 * final.c: Likewise.
2171 * recog.c: Likewise.
2173 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2175 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
2176 `bool' parameter to `int'.
2178 * hash.c (hash_lookup): Likewise.
2180 * hash.h (hash_lookup): Likewise.
2182 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2184 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2186 * i386.c (x86_initialize_trampoline): Fix mode of constant.
2188 2001-05-03 Geoff Keating <geoffk@redhat.com>
2190 * invoke.texi (i386 Options): Delete references to -malign-jumps,
2191 -malign-loops, -malign-functions.
2192 * i386.c (ix86_align_funcs): Delete.
2193 (ix86_align_loops): Delete.
2194 (ix86_align_jumps): Delete.
2195 (override_options): Mark -malign-* as obsolete. Emulate their
2196 behaviour with the -falign-* options. Default -falign-* from
2197 the processor table.
2198 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2199 patch of Wed May 2 13:09:36 2001.
2200 (LOOP_ALIGN): Delete.
2201 (LOOP_ALIGN_MAX_SKIP): Delete.
2202 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2203 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2205 2001-05-04 Andreas Jaeger <aj@suse.de>
2207 * except.h: Add prototype declaration for
2208 expand_builtin_init_dwarf_reg_sizes.
2210 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2212 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2214 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2216 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2218 ("bitcmpqi2"): New pattern for bit-extract and test.
2219 ("bitcmphi"): New pattern for bitb/bita instructions.
2221 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2223 * gccbug.in: Use a temporary directory when the mktemp command is
2226 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2228 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2230 (INITIALIZE_TRAMPOLINE): Call it.
2231 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2232 (TRAMPOLINE_TEMPLATE): Remove.
2233 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2234 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2237 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2239 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2240 and crtendS.o with PIC.
2242 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2244 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2246 (___subdi3, ___adddi3): Use x instead of y as index register.
2247 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2248 (__memset, __memcpy): Likewise.
2249 (regs): Put the soft registers in bss for 68HC12.
2250 (abort): Use trap to abort for 68hc12.
2251 (__mulhi3, __mulhi32): Use emul for 68hc12.
2252 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2254 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2256 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2257 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2258 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2259 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2260 Set 68HC12 min offset to -65536.
2261 (print_operand): Put parenthesis arround the operand if it refers
2262 to a symbol having the same name as a register.
2263 (m68hc11_z_replacement): When z register is replaced by its
2264 equivalent soft register, force the insn to be re-recognized.
2265 (m68hc11_check_z_replacement): Fix the test when destination is
2266 the index register and z dies in the insn.
2267 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2269 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2271 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2272 costs according to processor variant.
2273 (m68hc11_shift_cost): New function to compute shift costs.
2274 (m68hc11_rtx_costs): Define costs according to processor variant.
2275 (m6811_cost): Costs for 68HC11.
2276 (m6812_cost): Costs for 68HC12.
2277 (COSTS_N_INSNS): Remove.
2279 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2280 (DEFAULT_RTX_COSTS): Remove.
2281 (CONST_COSTS): Define costs according to OUTER_CODE.
2282 (processor_costs): New struct to define costs.
2283 (m68hc11_cost): Pointer to current costs.
2285 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2287 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2288 and use m68hc11_notice_keep_cc when using leax/leay.
2289 (addhi3 split): Reject split if the insn is handled by
2291 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2292 push must be handled in a special way if the source operand uses
2293 sp as index register.
2294 (m68hc11_notice_keep_cc): New function.
2295 (m68hc11_gen_movhi): Use it when an insn changes a register but
2297 (m68hc11_gen_movqi): Fix move for 68HC12.
2298 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2300 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2302 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2303 and don't pass operands[0] to emit_library_call_value.
2305 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2307 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2308 (zero_extendsi split): Simplify and use (zero_extendhi).
2309 (*addhi3): Remove 'w' constraint since stack pointer is handled
2311 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2312 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2313 (*ashrhi3_const): Fix shift by 7.
2314 (*lshrsi3_const16): Fix template.
2315 (call, call_value): Fix constraint and predicate.
2317 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2319 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2320 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2321 (CC_REGNUM): Likewise.
2322 (*unnamed splits): Use above constants instead of hard coded numbers.
2323 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2324 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2325 (*return_16bit, *unnamed peepholes): Likewise.
2327 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2329 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2330 rs6000/rs6000.h twice.
2332 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2334 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2335 (CPP_SPEC): Conditionally define MSDOS and GO32.
2336 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2337 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2339 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2341 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2343 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
2345 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2347 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2348 * integrate.c (expand_inline_function): Use xcalloc to allocate
2350 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2353 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2355 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
2358 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2360 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
2361 linker if -mrelax is given.
2362 (TARGET_SWITCHES): Document -mrelax.
2364 Re-installed 2001-01-09's patch:
2365 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
2366 if it's wider than long and the target's long is wider than the
2369 2001-05-02 David O'Brien <obrien@FreeBSD.org>
2371 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
2372 directly include rs6000/rs6000.h. Instead do it in tm.h.
2374 2001-05-02 Stan Shebs <shebs@apple.com>
2376 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
2377 NSConstantString for NeXT-style runtimes.
2378 (STRING_OBJECT_GLOBAL_NAME): New macro.
2379 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
2380 OCTI_STRING_CLASS_DECL.
2381 (constant_string_global_id): New macro.
2382 (string_class_decl): Ditto.
2383 (setup_string_decl): New function.
2384 (build_objc_string_object): Use it to build a NeXT runtime
2385 compatible string initializer.
2387 2001-05-02 Jakub Jelinek <jakub@redhat.com>
2389 * tradcpp.c (do_define): Make sure we don't walk past limit.
2391 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2393 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
2394 offsets if not REG_OK_STRICT.
2396 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
2397 (INT_REG_OK_FOR_INDEX_P): Likewise.
2398 (INT_REG_OK_FOR_BASE_P): Likewise.
2399 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
2400 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
2401 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
2402 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
2403 REG_OK_FOR_BASE_P. Take an additional parameter.
2404 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
2405 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
2406 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
2407 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
2408 rs6000_legitimate_address() and use it.
2409 * config/rs6000/rs6000.c: Update all callers.
2410 (rs6000_legitimate_address): New function.
2412 2001-05-02 David Edelsohn <edelsohn@gnu.org>
2414 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
2415 special_constant conditional blocks together.
2417 2001-05-02 Dale Johannesen <dalej@apple.com>
2419 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2421 (STRICT_ARGUMENT_NAMING): Define.
2422 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2423 function_arg_partial_nregs, setup_incoming_varargs): Remove
2424 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2427 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2429 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
2431 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2434 * expr.c (store_field): Do nothing except elaborate side-effects if
2437 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2439 * c-lex.c: NULL_PTR -> NULL.
2441 * emit-rtl.c: Likewise.
2443 * genpeep.c: Likewise.
2445 * mips-tdump.c: Likewise.
2446 * reload1.c: Likewise.
2447 * rtlanal.c: Likewise.
2449 * stor-layout.c: Likewise.
2450 * toplev.c: Likewise.
2452 2001-05-01 Per Bothner <per@bothner.com>
2454 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2455 call do_pending_stack_adjust before emiting label.
2457 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2459 * extend.texi: Fix typo.
2461 2001-05-01 Stan Shebs <shebs@apple.com>
2463 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2464 of UOBJC_MODULES_decl.
2465 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2466 (generate_descriptor_table): Ditto.
2467 (generate_protocols): Ditto.
2468 (generate_protocol_list): Ditto.
2469 (generate_classref_translation_entry): Ditto.
2471 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2473 * invoke.texi (Optimize Options): Add documentation for `--param
2474 max-delay-slot-insn-search' and `--param
2475 max-delay-slot-live-search' and reorder --param section.
2476 * params.def: Modify initial comment.
2477 * params.h (param_info): Add `help' member.
2478 * toplev.c (lang_independent_params): Include `help' description.
2479 (display_help): Print --param parameters.
2481 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2483 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
2484 Remove references to deleted files.
2485 (*-*-openbsd): No need to override xmake_file.
2486 (*-*-sysv4): Treat like *-*-sysv.
2488 * configure.in: Probe for ldopen in various places, and set up
2489 collect2 to be linked with them if found.
2490 Don't dink with Windows registry stuff unless $host_os is a
2491 Win32 os name. Check to see if we need -ladvapi32.
2492 * configure: Regenerate.
2494 * Makefile: Get rid of CLIB and HOST_CLIB.
2495 Substitute in COLLECT2_LIBS and link collect2 against its contents.
2496 * build-make: Get rid of HOST_CLIB.
2498 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
2499 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2500 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2501 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
2502 config/rs6000/x-rs6000: Delete.
2504 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2507 24 x-host fragments remain, 0 x-cpu, 3 top level.
2509 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2511 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2512 * configure: Regenerate.
2514 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2516 * Makefile.in (install-headers): Remove redundant dependency.
2518 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2520 * c-tree.texi (USING_STMT): Document.
2522 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2524 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2525 * c-common.c: Likewise.
2526 * c-decl.c: Likewise.
2527 * combine.c: Likewise.
2528 * rs6000.c: Likewise.
2529 * except.c: Likewise.
2530 * explow.c: Likewise.
2532 * fold-const.c: Likewise.
2533 * function.c: Likewise.
2536 * integrate.c: Likewise.
2538 * objc/objc-act.c: Likewise.
2539 * recog.c: Likewise.
2540 * reg-stack.c: Likewise.
2541 * reload.c: Likewise.
2542 * reload1.c: Likewise.
2543 * simplify-rtx.c: Likewise.
2545 * varasm.c: Likewise.
2547 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
2549 * diagnostic.def: New file.
2550 * diagnostic.h (diagnostic_t): New enum.
2551 * Makefile.in (diagnostic.o): Depend on diagnostic.def
2553 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2555 * tsystem.h: Test only POSIX for availability of string.h
2557 * config.gcc (all systems): If USG appeared in xm_defines,
2558 change it to POSIX. If both USG and POSIX appeared, just
2559 delete USG. Remove unnecessary quotes around xm_defines
2561 (m68k-crds-unos*): Don't #define unos - tested nowhere.
2562 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
2563 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
2564 powerpc-*-linux*): No need to set xm_defines - handled by
2565 global settings for *-*-linux*.
2567 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2569 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
2570 Always include gstab.h, not system stab.h. Don't provide
2571 default definitions of N_CATCH or N_OPT. Always use the
2572 gstab.h variant of STAB_CODE_TYPE.
2573 * final.c: Don't include stab.h/gstab.h at all, or provide
2574 defaults for N_SLINE and N_SOL.
2576 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
2577 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
2579 * sdbout.c: Always include gsyms.h instead of system syms.h.
2581 * configure.in: No need to check for stab.h.
2582 * configure, config.in: Regenerate.
2583 * Makefile.in (final.o): Don't depend on gstab.h.
2585 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2586 Richard Henderson <rth@redhat.com>
2588 * extend.texi: Improve documentation of volatile asms.
2590 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2592 * c-tree.texi: Fix thinko.
2593 * gcc.texi: Likewise.
2595 2001-04-30 Richard Henderson <rth@redhat.com>
2597 * c-common.c (c_promoting_integer_type_p): New function, from the
2598 corpse of old macro. Properly promote too-small enumerations and
2599 booleans. Adjust all callers.
2600 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2601 (c_promoting_integer_type_p): Declare.
2602 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2603 * c-typeck.c: Likewise.
2604 (default_conversion): Remove now redundant boolean check.
2606 2001-04-30 Jan Hubicka <jh@suse.cz>
2607 Richard Henderson <rth@redhat.com>
2609 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2611 (combine_stack_adjustments_for_block): Don't combine stack
2612 allocation followed by deallocations. Handle grow-up stacks.
2614 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2616 * fdl.texi: New file.
2617 * c-tree.texi: Use the GFDL.
2618 * gcc.texi: Likewise.
2620 2001-04-30 Stan Shebs <shebs@apple.com>
2622 * invoke.texi: Add a section documenting Objective-C options.
2624 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
2626 * emit-rtl.c (try_split): Copy EH notes to sequence.
2628 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2630 * regmove.c (record_stack_memrefs): Catch all references to the
2633 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
2635 * Makefile.in (stmp-fixinc): quote shell assignment values
2637 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2639 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
2643 * prefix.c: Likewise.
2645 2001-04-28 Stan Shebs <shebs@apple.com>
2647 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
2648 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
2649 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
2650 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
2652 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
2653 (NEXT_OBJC_RUNTIME): Define.
2655 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2657 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
2658 * simplify-rtx.c (simplify_gen_relational): Likewise.
2660 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
2662 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
2663 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
2665 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
2666 registers in SSE case; fix handling of the immediates.
2667 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
2668 operands to be in regsiters before reload.
2669 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
2670 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
2671 (abstf,absxf,negtf,negxf splitters): Compute
2672 properly the regnum for x86_64.
2673 (avsdf2_if_rex64): New.
2675 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
2677 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
2678 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
2679 into the constant pool.
2680 * jump.c (jump_optimize_1): Remove barrier successors after all
2681 the LABEL_NUSES counds have been computed.
2682 (delete_barrier_successors): When deleting a tablejump insn, also
2683 delete the jump table it uses.
2684 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
2687 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
2689 * pa.c (FRP): Remove erroneous white space in macro definition.
2691 2001-04-28 Andreas Jaeger <aj@suse.de>
2693 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
2695 * extend.texi: Likewise.
2696 * tm.texi: Likewise.
2698 2001-04-28 Andreas Jaeger <aj@suse.de>
2700 * md.texi: Use XX-bit instead of XXbit or XX bit where
2703 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
2705 * gcc.c (process_command): Allow -l lib in addition to -llib
2706 for POSIX compliance. This fixes PR c/2347.
2708 * invoke.texi: Update section on Link Options accordingly.
2710 2001-04-27 Zack Weinberg <zackw@stanford.edu>
2712 * function.c (purge_addressof_1): Remove the duplicate
2713 if (code == SET) block. Fold the two if (code == ADDRESSOF)
2716 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
2718 * except.c (expand_eh_region_start): Don't start a new block.
2719 (expand_eh_region_end): Don't end a block.
2720 * stmt.c (expand_end_bindings): Don't end EH blocks.
2721 (expand_decl_cleanup): Starting an EH region won't change the block.
2722 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
2723 (is_eh_region): Lose.
2726 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
2728 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
2730 * collect2.c (main): Add `-L' case to remove duplicate entries.
2731 (is_in_args): New function to check for a duplicate argument.
2732 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
2733 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
2734 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2735 Define to be nonzero.
2737 2001-04-27 Andreas Jaeger <aj@suse.de>
2738 Richard Henderson <rth@redhat.com>
2740 * md.texi (Machine Constraints): Document additional i386
2741 constraints and fix description of "A".
2743 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
2745 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
2747 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
2749 * except.c (get_exception_filter): word_mode, not Pmode.
2751 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
2753 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
2754 common to other movsf patterns. Move up so that in future
2755 people who change the other patterns will change it too.
2756 (movsf_lo_sum): Allow even for soft-float; add appropriate
2758 (movsf_high): Likewise.
2759 (movsf_high+1): Allow even for soft-float.
2761 * function.c (expand_function_end): Always clobber the
2762 return registers, even if there is no return label.
2764 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2766 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
2768 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
2770 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
2771 (pushqi2_rex64, pushhi2_rex64): Add.
2773 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
2775 * except.c (expand_eh_region_end_cleanup): Force pending stack
2776 adjust before emitting label that branches around cleanup code.
2778 2001-04-26 H.J. Lu (hjl@gnu.org)
2780 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
2782 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
2784 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
2785 (ASM_OUTPUT_SECTION_NAME): Likewise.
2786 (ASM_WEAKEN_LABEL): Likewise.
2787 (UNIQUE_SECTION): Likewise.
2788 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2789 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2790 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
2791 (ASM_OUTPUT_SECTION_NAME): Likewise.
2792 (ASM_WEAKEN_LABEL): Likewise.
2793 (UNIQUE_SECTION): Likewise.
2794 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2795 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2796 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
2797 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
2798 (ASM_FILE_START): Likewise.
2799 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2800 (ASM_DECLARE_OBJECT_NAME): Likewise.
2801 (ASM_FILE_END): Likewise.
2802 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2803 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2804 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2805 (ASM_OUTPUT_CASE_LABEL): Likewise.
2806 (ASM_OUTPUT_SKIP): Likewise.
2807 (ASM_OUTPUT_ASCII): Likewise.
2808 (ASM_OUTPUT_IDENT): Likewise.
2809 (READONLY_DATA_SECTION): Likewise.
2810 (EXTRA_SECTIONS): Likewise.
2811 (EXTRA_SECTION_FUNCTIONS): Likewise.
2812 (SELECT_RTX_SECTION): Likewise.
2813 (SELECT_SECTION): Likewise.
2815 * config/mips/linux.h (INVOKE__main): Undefine.
2816 (CTOR_LIST_BEGIN): Likewise.
2817 (CTOR_LIST_END): Likewise.
2818 (DTOR_LIST_BEGIN): Likewise.
2819 (DTOR_LIST_END): Likewise.
2820 (SET_ASM_OP): Defined it to ".dummy".
2821 (ASM_OUTPUT_DEF): Defined.
2822 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
2824 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
2826 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
2827 assembler supports .p2align.
2829 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
2831 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
2833 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2835 * integrate.c (expand_inline_function): Check for error_mark_node
2838 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2840 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
2843 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
2845 * configure.in (configargs.h): Define thread_model.
2846 * configure: Rebuilt.
2847 * gcc.c (main): Print it with -v.
2849 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
2851 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
2852 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
2853 * gcc.1: Regenerate.
2855 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2857 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
2858 is_redundant_typedef): Use static inline instead of inline static.
2860 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
2862 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
2863 this directory is always searched.
2865 2001-04-25 Richard Henderson <rth@redhat.com>
2867 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
2868 of registers to restore along non eh_return path.
2870 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2872 * c-format.c (check_format_info_recurse): Handle
2873 PLUS_EXPR for format string.
2875 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2877 * config/ia64/ia64.h (CC1_SPEC): Define.
2878 * config/ia64/linux.h (CC1_SPEC): Define.
2880 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
2882 * emit-rtl.c (constant_subword): Also do sign extension in
2883 BITS_PER_WORD == 16 case.
2885 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
2887 * loop.c (try_swap_copy_prop): Go back to checking insn.
2889 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2891 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
2892 if check_mode is non-zero.
2894 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2896 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
2897 out and comparison sequence has been detected, put result into
2898 proper temporary pseudo.
2900 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2902 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
2903 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
2904 * libgcc2.c: Remove __dummy and __builtin_saveregs.
2905 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
2906 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
2907 for future reference.
2909 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
2911 * except.c (reachable_handlers): Step out one level from a RESX.
2913 * except.c (struct eh_region): Rename 'last' to 'resume'.
2914 (mark_eh_region, duplicate_eh_region_1): Adjust.
2915 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
2916 (build_post_landing_pads): Likewise.
2917 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
2918 (expand_eh_region_end_must_not_throw): Likewise.
2919 (connect_post_landing_pads): Thread (only) regions with non-deleted
2922 * except.c (expand_eh_region_end_cleanup): Save the EH return data
2923 registers around the cleanup.
2924 (get_exception_filter): New fn.
2925 (finish_eh_generation): Use it.
2927 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
2929 * c-semantics.c (add_scope_stmt): Don't call
2930 current_scope_stmt_stack multiple times.
2932 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2933 Nathan Sidwell <nathan@codesourcery.com>
2935 Lazy __FUNCTION__ generation.
2936 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
2937 RID_C99_FUNCTION_NAME): New _RIDs.
2938 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
2939 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
2940 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
2942 (function_id_node, pretty_function_id_node, func_id_node): Remove.
2943 (c99_function_name_decl_node, function_name_decl_node,
2944 pretty_function_name_decl_node, saved_function_name_decls):
2946 (struct language_function): Remove x_function_name_declared_p.
2947 (make_fname_decl): Remove a parameter.
2948 (declare_function_names): Remove prototype.
2949 (start_fname_decls, finish_fname_decls): Prototype.
2950 (fname_as_string): Likewise.
2951 (fname_string, fname_decl): Likewise.
2952 * c-common.c (make_fname_decl): Adjust.
2953 (struct fname_var_t): New struct.
2954 (fname_vars): New static array.
2955 (declare_function_name): Remove.
2956 (start_fname_decls, finish_fname_decls): New functions.
2957 (fname_as_string): New function from remnants of
2958 declare_function_name.
2959 (fname_string, fname_decl): New functions.
2961 * c-decl.c (c_function_name_declared_p): Remove.
2962 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
2963 don't call declare_function_name. Call start_fname_decls.
2964 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
2965 clobber the line number. Call finish_decl.
2966 (start_function): Call start_fname_decls.
2967 (finish_function): Call finish_fname_decls.
2968 Remove c_function_name_declared_p.
2969 (push_c_function_context): Don't push c_function_name_declared_p.
2970 (pop_c_function_context): Don't pop c_function_name_declared_p.
2971 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
2972 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
2973 (program): Call finish_fname_decls for C.
2974 (primary): Add VAR_FUNC_NAME.
2975 (reswords): Add slots for __FUNCTION__ et al.
2976 (rid_to_yy): Add mappings for __FUNCTION__ et al.
2977 (yylexname): If it's a STRING_FUNC_NAME generate the function name
2978 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
2979 * c-semantics.c (prune_unused_decls): Remove.
2980 (finish_stmt_tree): Don't call prune_unused_decls.
2981 (genrtl_decl_stmt): Don't prune unused decls here.
2983 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
2985 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
2986 constant pool, use the pool's SYMBOL_REF instead.
2988 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
2991 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
2993 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
2994 passing nested NOP_EXPRs to fold.
2996 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2998 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3000 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3002 * loop.c (loop_delete_insns): Add prototype.
3004 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3006 * configure.in: Remove ENABLE_STD_NAMESPACE.
3007 * config.in: Regenerated.
3008 * configure: Regenerated.
3010 2001-04-22 Stan Shebs <shebs@apple.com>
3012 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3014 * config/rs6000/xm-darwin.h: Remove file.
3016 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3018 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3019 (write_c_file_stat): Likewise.
3021 * dbxout.c (dbxout_init): Likewise.
3023 * profile.c (output_func_start_profiler): Likewise.
3025 2001-04-22 Philipp Thomas <pthomas@suse.de>
3027 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3028 require it instead of the CVS version.
3029 * cpperror.c (v_message): Put a blank before the macro
3030 body to not confuse exgettext.
3032 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3034 * flow.c (proagate_one_insn): Remove useless assignment.
3035 * jump.c (delete_insn): Tidy.
3036 * loop.c (try_copy_prop): When deleting an instruction with a
3037 REG_RETVAL note, delete the entire libcall sequence.
3038 (loop_delete_insns): New function.
3039 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3040 we're not substituting into them yet.
3042 2001-04-21 Kazu Hirata <kazu@hxi.com>
3044 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3046 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3048 * config/i960/i960.c (signed_arith_operand): Likewise.
3050 * calls.c (expand_call): Fix a comment typo.
3052 2001-04-20 Zack Weinberg <zackw@stanford.edu>
3054 * configure.in: Probe for times, clock, struct tms, and clock_t.
3055 * configure, config.in: Regenerate.
3056 * timevar.c: Replace ifdef forest in get_time with (relatively)
3057 straightforward series of checks based on autoconf's probes.
3059 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
3061 * config/pa/som.h (NM_FLAGS): Define.
3063 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3065 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
3067 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
3068 * ia64.c (nop_cycles_until): New function.
3069 (prev_cycle, prev_first, last_issued): New static variables.
3070 (ia64_sched_reorder): Additional arg for clock.
3071 On final scheduling pass, emit extra NOPs as needed.
3072 Set prev_first and prev_cycle.
3073 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
3074 (ia64_variable_issue): Set last_issued.
3076 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
3078 * config/i386/i386.c (ix86_expand_int_movcc,
3079 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
3081 2001-04-20 Geoff Keating <geoffk@redhat.com>
3083 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
3084 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
3085 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
3086 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
3087 ctrdi_internal6): In the short-branch case, this insn is only 4
3088 bytes long. Reported by Reza Yazdani <reza@apple.com>.
3090 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3092 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
3093 "=u" is used together with "st" resp. "st(1)" clobber.
3095 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3097 * gcse.c (gcse_main): Fix comment typo.
3098 (delete_null_pointer_check): Likewise.
3099 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
3100 * cse.c (cse_insn): Likewise.
3101 * function.c (fixup_var_refs_insns_with_hash): The sequence is
3104 2001-04-19 Zack Weinberg <zackw@stanford.edu>
3106 * toplev.c: Excise all code for the undocumented -dm option.
3107 (float_signal): Call signal just once, unconditionally.
3109 2001-04-19 Geoff Keating <geoffk@redhat.com>
3111 * fold-const.c (fold): Use first_rtl_op rather than
3112 TREE_CODE_LENGTH when looping over parameters of a tree.
3113 Correct strange grouping in test for evaluated SAVE_EXPR.
3115 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
3117 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3118 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3120 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3121 name at 32 total characters.
3122 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3123 functions in named sections -- data items can still go into unique
3124 sections, but they have normal names (ie $LIT$ and $DATA$).
3126 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3129 2001-04-19 DJ Delorie <dj@redhat.com>
3131 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3132 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
3133 * config/i386/cygwin.h: Likewise.
3134 * config/i386/mingw32.h: Likewise.
3135 * config/vax/vms.h: Likewise.
3136 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
3138 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3139 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
3140 * config/i386/xm-cygwin.h: Likewise.
3141 * config/i386/xm-djgpp.h: Likewise.
3142 * config/i386/xm-mingw32.h: Likewise.
3143 * config/vax/xm-vms.h: Likewise.
3145 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
3146 instead of OBJECT_SUFFIX.
3147 * collect2.c (find_a_file): Look for files matching the extension
3148 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
3149 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
3150 TARGET_EXECUTABLE_SUFFIX.
3151 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
3152 (make_relative_prefix): Likewise.
3153 (convert_filename): Use TARGET_ suffixes throughout. Remove
3155 (process_command): Likewise.
3156 (do_spec_1): Likewise.
3157 * java/lang.c (init_parse): Likewise.
3159 * gcc.texi : Document four new options matching the pattern
3160 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
3161 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
3162 documentation for NO_AUTO_EXE_SUFFIX.
3164 2001-04-19 Mark Mitchell <mark@codesourcery.com>
3166 * toplev.h (struct lang_hooks): Allow decode_option to indicate
3167 that language-independent processing should not be done.
3168 * toplev.c (main): Adjust accordingly.
3170 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
3171 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
3173 * mips.md (reload_outputdi): Require that operand0 be a
3176 2001-04-19 Jakub Jelinek <jakub@redhat.com>
3178 * invoke.texi (-Wshadow): Clarify.
3180 2001-04-18 Mark Mitchell <mark@codesourcery.com>
3182 * loop.c (load_mems): Examine all the instructions in the loop
3183 before concluding that all jumps branch to the first instruction
3186 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3188 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3190 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3192 * cpp.texi (-Wwhite-space): Remove.
3193 (-Wall): -Wall does not imply -Wwhite-space.
3195 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3197 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3198 use it instead of blindly generating a .stabs.
3199 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3201 * xcoffout.c: Don't bother defining default for N_CATCH.
3202 (UNKNOWN_STAB): Use internal_error.
3203 (stab_to_sclass): Remove now-unnecessary aborts.
3204 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3206 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3208 * jump.c (mark_all_labels): Canonicalize the tail recursion
3209 label attached to CALL_PLACEHOLDER insns.
3211 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3213 * output.h (dump_flow_info, free_basic_block_vars,
3214 which_alternative): Delete redundant prototypes.
3216 * rtl.h (bss_section): Likewise.
3218 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3220 * dbxout.c (N_OPT): Define if not available from <stab.h>
3222 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3224 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3225 libraries and native K&R compilers.
3227 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3229 * c-typeck.c (convert_arguments): Don't check for width changes
3232 * invoke.texi (-Wtraditional): Update documentation.
3234 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3236 * toplev.c (output_lang_identify): Delete.
3237 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3238 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3239 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3240 after calling ASM_FILE_END.
3242 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3243 Instead, unconditionally emit an N_OPT stab with string equal
3244 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3246 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3248 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3249 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3250 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3251 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3252 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3253 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3254 config/i370/i370.h, config/i386/beos-elf.h,
3255 config/i386/osf1elf.h, config/i386/osfrose.h,
3256 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3257 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3258 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3259 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3260 config/mips/iris6.h, config/mips/osfrose.h,
3261 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3262 config/sparc/sp64-elf.h:
3263 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3264 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3266 * config/elfos.h, config/freebsd.h, config/linux.h,
3267 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3268 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3269 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3270 of ASM_FILE_START which merely emit a .version directive. Delete
3271 definitions of ASM_FILE_END which merely emit an .ident directive.
3273 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3274 ASM_IDENTIFY_GCC and move part of its logic into
3277 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3278 config/sparc/linux-aout.h: Don't emit .version directive in
3281 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3282 (output_file_start): Correct comment.
3284 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3285 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3287 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3288 * config/rs6000/aix.h: Correct comment.
3290 * config/i386/i386afe.h: Delete.
3291 * config.gcc: Remove references to i386afe.h.
3293 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3294 other macros deleted by this patch were undocumented.
3296 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3298 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3300 * pa.c (secondary_reload_class): SAR<->FP copies require a
3303 * install.texi (mips-mips-bsd): Update list of functions
3304 required to include memmove.
3305 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3306 used functions to include memmove.
3308 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3310 * i386.md (sqrtdf2): SFmode should be DFmode.
3312 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3314 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3315 (find_moveable_store): Likewise.
3317 2001-04-15 Jim Wilson <wilson@redhat.com>
3319 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3321 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3323 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3324 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3326 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3328 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3331 2001-04-14 Alan Modra <amodra@one.net.au>
3333 * pa.c (force_mode): New function.
3334 (emit_move_sequence): Use it instead of generating new rtx_REGs.
3336 2001-04-13 Jim Wilson <wilson@redhat.com>
3338 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3339 (first_instruction): New static variable.
3340 (rtx_needs_barrier): Return 1 for alloc.
3341 (init_insn_group_barriers): Set first_instruction.
3342 (rws_sum): Delete duplicate definition.
3343 (group_barrier_needed_p): Return 0 when first_instruction true.
3344 (safe_group_barrier_needed_p): Save and restore first_instruction
3345 around group_barrier_needed_p call.
3347 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
3349 * expr.h (enum libfunc_index): Add LTI_memmove.
3350 (memmove_libfunc): Define macro.
3351 * optabs.c (init_optabs): Initialize memmove_libfunc.
3352 * expr.c (expand_assignment): Use memmove_libfunc instead of
3355 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3357 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3360 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3362 * Makefile.in (reg-stack.o): Depend on reload.h.
3363 (insn-attrtab.o): Depend on flags.h.
3365 * genattrtab (main): Include flags.h in insn-attrtab.c.
3367 * reg-stack.c: Include reload.h.
3369 * sparc.h (flag_pic): Delete redundant declaration.
3371 * output.h (flag_pic): Likewise.
3373 * tree.h (pedantic): Likewise.
3375 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3377 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
3379 * jump.c, regmove.c, toplev.c: Include reload.h.
3381 * reload.h (reload_cse_regs): Declare.
3383 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
3384 reload_cse_regs, init_reload, mark_home_live, reload,
3385 init_caller_save): Delete redundant prototypes.
3387 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3389 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
3391 * regclass.c, ssa.c: Include expr.h.
3393 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
3394 gen_move_insn): Delete redundant declarations.
3396 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3398 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3399 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3400 MAKEINFO and MAKEINFOFLAGS too.
3401 (stage4_build): Correctly order -B flags.
3403 2001-04-13 Alan Modra <amodra@one.net.au>
3405 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
3406 PIC_OFFSET_TABLE_SAVE_RTX.
3407 (zdepi_cint_p): Describe zdepi insn.
3408 Formatting and white space fixes throughout file.
3410 * pa.c (uint32_operand): Don't use long constant >= 2^32.
3411 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
3412 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
3413 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
3414 (output_64bit_and): Use plain `int's for shift counts.
3415 (output_64bit_ior): Likewise.
3416 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
3417 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
3420 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
3421 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
3422 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
3423 NEW_HP_ASSEMBLER into one. Kill warnings.
3425 * pa-gas.h: Delete file.
3426 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
3427 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
3428 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
3429 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
3431 * config/pa/mill32.S: New file.
3432 * config/pa/mill64.S: New file.
3433 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
3434 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
3435 * config/pa/t-linux64: New file.
3436 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
3437 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
3438 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
3440 * elfos.h (SELECT_SECTION): Undef before defining.
3441 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
3442 (LIB_SPEC): Remove -lmilli.
3443 (DBX_REGISTER_NUMBER): Remove.
3444 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
3445 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
3446 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
3447 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
3448 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
3449 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
3450 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
3451 TARGET_GAS): Define.
3452 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
3453 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
3454 regs if we don't have a prototype.
3455 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
3456 * pa.h (TARGET_ELF32): Default to 0 if undefined.
3457 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
3458 EH_RETURN_HANDLER_RTX): Define.
3459 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
3460 (DWARF_FRAME_REGNUM): Define.
3461 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
3462 * pa32-linux.h: New file.
3463 * pa64-linux.h: New file.
3465 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3466 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
3467 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
3468 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
3469 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
3470 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
3471 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3472 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
3473 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
3474 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
3475 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3476 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
3477 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
3478 * pa64-hpux.h: New file.
3479 (ASM_FILE_START): Correct typo.
3480 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
3481 * config.gcc: Modify for above.
3483 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
3485 * jump.c (jump_optimize_1): Don't delete dead stores here.
3486 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
3487 prior to running jump optimize before cse2.
3489 2001-04-12 Richard Henderson <rth@redhat.com>
3491 * Makefile.in (regmove.o): Depend on except.h.
3492 * regmove.c: Include it.
3494 2001-04-12 Stan Shebs <shebs@apple.com>
3496 * objc/objc-act.c: Remove all code ifdefed with the never-used
3497 macro OBJC_INT_SELECTORS.
3498 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
3499 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
3501 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
3503 * config/pa/quadlib.c: Add prototypes.
3505 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3507 * bitmap.h (debug_bitmap): Delete redundant prototype.
3509 * rtl.h (get_frame_size): Likewise.
3511 2001-04-12 Jim Wilson <wilson@redhat.com>
3513 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3514 to just emit an fnorm.
3516 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3518 * c-common.h (truthvalue_conversion, type_for_mode,
3519 type_for_size): Delete redundant declarations.
3521 * c-lex.h (is_class_name): Likewise.
3523 * c-tree.h (pedantic, convert, getdecls, gettags,
3524 global_bindings_p, init_decl_processing, insert_block,
3525 maybe_build_cleanup, poplevel, print_lang_decl,
3526 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3527 set_block, incomplete_type_error, build_function_call,
3528 lvalue_or_else, mark_addressable): Likewise.
3530 * expr.h (expand_tree_builtin): Likewise.
3532 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3534 * invoke.texi: Document --param max-gcse-memory.
3536 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3538 * configure.in (errno): Check for declaration.
3539 * configure, config.in: Regenerated.
3541 * system.h (errno): Only declare if not already done.
3543 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3545 * recog.c (general_operand, immediate_operand,
3546 nonmemory_operand): Require CONST_INTs to be sign-extended
3547 values for their modes.
3549 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3551 * expmed.c (store_bit_field): Truncate CONST_INTs.
3552 (expand_mult_highpart, expand_divmod): Likewise.
3553 * expr.c (convert_modes, store_field): Likewise.
3554 * integrate.c (expand_inline_function): Use promote_mode() to
3555 determine whether to convert_modes() an argument as signed
3557 * optabs.c (expand_binop): Get CONST_INT operands
3558 sign-extended for their appropriate modes.
3559 * stmt.c (emit_case_nodes): Convert node values to the
3561 (expand_end_case): Convert minval and range to the appropriate
3563 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
3564 the iteration variable.
3565 * varasm.c (immed_double_const): Don't require words to be
3566 narrower than host wide ints to properly sign-extend
3569 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3571 * sh.md (builtin_setjmp_receiver): New expander.
3573 2001-04-12 David Edelsohn <dje@watson.ibm.com>
3575 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
3576 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
3577 for generating CONST_INT and CONST_DOUBLE.
3579 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3581 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3582 already sign-extended.
3583 (rs6000_emit_prologue): Make register iterator signed.
3584 (rs6000_emit_epilogue): Likewise.
3585 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
3587 (movsf split, movdf split): Sign-extend CONST_INTs.
3588 (movdi splits): Likewise.
3590 2001-04-12 Kelley Cook <kelley.cook@home.com>
3592 * config-lang.in (lang_dirs): Add in zlib.
3594 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
3596 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
3597 operands that make it to RTL.
3599 2001-04-11 Stan Shebs <shebs@apple.com>
3601 Add Darwin (Mac OS X kernel) native support.
3602 * config.gcc (powerpc-*-darwin*): Add native bits.
3603 * config/darwin.c: New file, generic Darwin support functions.
3604 * config/darwin.h: New file, generic Darwin definitions.
3605 * config/darwin-protos.h: New file, generic Darwin prototypes.
3606 * rs6000/darwin.h: New file, Darwin for PowerPC.
3607 * rs6000/t-darwin: New file, Darwin makefile fragment.
3608 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
3609 (TARGET_MACHO): Ditto.
3610 (rs6000_abi): Add ABI_DARWIN.
3611 (RS6000_REG_SAVE): Add ABI_DARWIN case.
3612 (RS6000_SAVE_AREA): Ditto.
3613 (FP_ARG_MAX_REG): Ditto.
3614 (RETURN_ADDRESS_OFFSET): Ditto.
3615 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
3617 (rs6000_emit_move): Add ABI_DARWIN cases.
3618 (print_operand): Ditto.
3619 (first_reg_to_save): Ditto.
3620 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
3621 (debug_stack_info): Ditto.
3622 (rs6000_emit_prologue): Ditto.
3623 (rs6000_emit_epilogue): Ditto.
3624 (output_profiler_hook): Ditto.
3625 (output_function_profiler): Ditto.
3626 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
3627 (output_mi_thunk): Add TARGET_MACHO case.
3628 (add_compiler_stub): Ditto.
3629 (output_compiler_stub): Ditto.
3630 (no_previous_def): Ditto.
3631 (output_call): Ditto.
3632 (machopic_output_stub): Ditto.
3633 (rs6000_machopic_legitimize_pic_address): Ditto.
3634 (toc_section): Ditto.
3635 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
3636 (macho_high): Ditto.
3639 (load_macho_picbase): Ditto.
3640 (call): Add TARGET_MACHO case to modify function.
3641 (call_value): Ditto.
3642 (call_nonlocal_sysv): Add ABI_DARWIN case.
3643 (call_value_nonlocal_sysv): Ditto.
3644 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
3646 (machopic_output_stub): Ditto.
3647 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
3649 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3651 * dwarf2out.c (modified_type_die): Don't create new types here.
3652 * tree.h (get_qualified_type): New function.
3653 (build_qualified_type): Adjust comment.
3654 * tree.c (get_qualified_type): New function.
3655 (build_qualified_type): Use it.
3657 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3659 * cpp.texi (-Wtraditional): Update description.
3661 * invoke.texi (-Wtraditional): Likewise.
3663 2001-04-11 Jim Wilson <wilson@redhat.com>
3665 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
3666 requires more than 64 bits of alignment.
3668 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
3670 * cpplib.c (do_line): Sanity check iff enable checking.
3672 2001-04-11 Richard Henderson <rth@redhat.com>
3674 * Makefile.in (insn-recog.o): Depend on toplev.h.
3675 (insn-emit.o, doloop.o): Likewise.
3676 * genrecog.c, genemit.c: Include toplev.h in generated file.
3677 * doloop.c: Include toplev.h.
3679 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3681 * Makefile.in (gcse.o): Depend on params.h.
3682 * gcse.c: Include params.h.
3683 (gcse_main): Don't do GCSE if doing so will take inordinate
3685 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
3686 * params.h (MAX_GCSE_MEMORY): New macro.
3688 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3690 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
3692 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
3694 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3696 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
3698 * real.h (ereal_atof, real_value_truncate, target_isnan,
3699 target_isinf, target_negative, assemble_real, debug_real): Delete
3700 redundant prototypes.
3702 * Makefile.in (ifcvt.o): Depend on toplev.h.
3704 * c-semantics.c: Include expr.h.
3706 * ifcvt.c: Include toplev.h.
3708 * expr.h (rtx_equal_p): Delete prototype.
3710 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
3711 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
3712 eliminate_constant_term, expand_complex_abs, find_single_use,
3713 make_tree, init_expr_once, init_optabs, supports_one_only):
3716 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
3717 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
3718 expand_assignment, store_expr, emit_line_note_after,
3719 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
3721 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
3723 * sparc-protos.h: Delete redundant prototypes.
3725 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3727 * reload.c (push_reload): Add condition missed in SUBREG byte
3730 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3732 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
3734 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3736 * i386.md (floatsisf_sse): Fix output template
3737 * i386.c (ix86_expand_fp_movcc)
3739 * reg-stack.c (emit_pop_insn): Handle complex modes.
3740 (move_for_stack_reg): Emit proper move mode.
3741 (subst_stack_regs_pat): Handle complex modes.
3743 2001-04-11 Jakub Jelinek <jakub@redhat.com>
3745 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
3747 2001-04-10 Richard Henderson <rth@redhat.com>
3749 * libgcc2.h (__terminate_func_ptr): Remove typedef.
3750 (__pure_virtual, __terminate, __terminate_set_func,
3751 __default_terminate, __throw_type_match, __empty,
3752 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
3753 __eh_rtime_match, __unwinding_cleanup, __rethrow,
3754 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
3755 Remove prototypes of deleted functions.
3757 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3759 * c-typeck.c (convert_arguments): -Wtraditional now activates
3760 -Wconversion warnings, except for changes in signed-ness.
3761 Detect complex<->int & int<->complex conversions as well.
3763 * invoke.texi (-Wtraditional): Document it.
3765 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3767 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
3768 * flow.c (set_block_for_new_insns): Remove needless cast and
3769 properly check for unset block number.
3771 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
3773 * function.c (purge_single_hard_subreg_set): Only check REGNO if
3774 the subreg was a hard register. Pseudos are left as subregs.
3776 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3778 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
3779 (LIB2ADD_ST): New macro, pass it to mklibgcc.
3780 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
3781 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
3782 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
3784 2001-04-09 Bo Thorsen <bo@suse.co.uk>
3786 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
3788 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3790 * output.h (set_block_num): Missed it earlier, remove deprecated
3793 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3795 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
3796 (load_killed_in_block_p): Change bb parameter from int to basic_block.
3797 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
3798 (handle_rd_kill_set): Change bb parameter from int to basic_block.
3799 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
3800 (expr_killed_p): Change bb parameter from int to basic_block, pass
3801 basic_blocks instead of ints as parameters.
3802 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
3803 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
3804 from int to basic_block, pass basic_blocks instead of ints as parms.
3805 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
3806 parameter from int to basic_block, pass basic_blocks instead of ints.
3807 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
3808 (insert_insn_end_bb): Change bb parameter from int to basic_block,
3809 pass basic_blocks instead of ints.
3810 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
3811 basic_blocks instead of ints as parameters.
3812 (pre_delete): Pass basic_blocks instead of ints as parameters.
3813 (hoist_expr_reaches_here_p): Change bb parameter from int to
3814 basic_block, pass basic_blocks instead of ints.
3815 (hoist_code): Pass basic_blocks instead of ints as parameters.
3816 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
3817 Change bb parameter from int to basic_block.
3818 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
3819 (insert_insn_start_bb): Change bb parameter from int to basic_block,
3820 pass basic_blocks instead of ints.
3821 (insert_store): Pass basic_blocks instead of ints as parameters.
3822 (replace_store_insn, delete_store): Change bb parameter from int to
3823 basic_block, pass basic_blocks instead of ints.
3824 (store_motion): Pass basic_blocks instead of ints as parameters.
3826 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3828 * basic-block.h (set_new_block_for_insns): New Prototype.
3829 (set_block_num): Delete prototype.
3830 * flow.c (set_block_num): Remove obsolete function.
3831 (set_block_for_new_insns): Set BB for single or multiple insns.
3832 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
3833 (process_insn_end_bb): Use set_block_for_new_insns or
3834 set_block_for_insn instead of set_block_num.
3835 (pre_insert_copy_insn): Use set_block_for_new_insns.
3836 (update_ld_motion_stores): Use set_block_for_new_insns.
3837 (insert_insn_start_bb): Use set_block_for_new_insns.
3838 (replace_store_insn): Use set_block_for_new_insns.
3840 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3841 Jeff Law <law@redhat.com>
3843 * alias.c (get_addr): Externalize.
3844 (canon_true_dependence): New function. Behaves like true_dependance
3845 except it already assumes a MEM has been canonicalized.
3846 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
3847 * gcse.c (struct ls_expr): Add load/store expressions structure.
3848 (modify_mem_list, canon_modify_mem_list): New variable.
3849 (gcse_main): Initialize & finalize alias analysis. Use enhanced
3850 load motion and store motion if requested.
3851 (alloc_gcse_mem): Allocate space for modify_mem_list array.
3852 (free_gcse_mem): Free the modify_mem_list array.
3853 (oprs_unchanged_p): Use load_killed_in_block_p.
3854 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
3855 (mems_conflict_for_gcse_p): New function. Don't kill loads
3856 with stores to themselves if its in the load/store expression list.
3857 (load_killed_in_block_p): New function.
3858 (canon_list_insert): New Function.
3859 (record_last_mem_set_info): Keep a list of all instructions which
3860 can modify memory for each basic block.
3861 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
3862 (oprs_not_set_p): Use load_killed_in_block_p.
3863 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
3864 (expr_killed_p): Use load_killed_in_block_p.
3865 (compute_transp): Do not pessimize memory references.
3866 (pre_edge_insert): Update stores for a load motion expression.
3867 (one_pre_gcse_pass): Check loads/stores for extra load motion.
3868 (ldst_entry): Find or create a ldst_expr structure.
3869 (free_ldst_entry): Free memory for an individual item.
3870 (free_ldst_mems): Free entire load/store expression list.
3871 (print_ldst_list): Print debug info.
3872 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
3873 (enumerate_ldsts): Assign integer values to each entry in list.
3874 (first_ls_expr): First expression in the list.
3875 (next_ls_expr): Next expression in the list.
3876 (simple_mem): Check if expression qualifies for ld/st expression list.
3877 (invalidate_any_buried_refs): Remove from expression list if its
3878 used in some other way we dont understand.
3879 (compute_ld_motion_mems): Find all potential enhanced load motion
3881 (trim_ld_motion_mems): Remove any expressions which are invalid.
3882 (update_ld_motion_stores): Copy store values to registers for loads
3883 which have been moved.
3884 (regvec, st_antloc, num_store): New global statics.
3885 (reg_set_info): Marks registers as set.
3886 (store_ops_ok): Verfies registers expressions are valid in a block.
3887 (find_moveable_store): Look for moveable stores in a pattern.
3888 (compute_store_table): Find stores in a function worth moving, maybe.
3889 (load_kills_store): Check dependance of a load and store.
3890 (find_loads): Find any loads in a pattern.
3891 (store_killed_in_insn): Check if a store is killed in an insn.
3892 (store_killed_after): Check is store killed after an insn in a block.
3893 (store_killed_before): Check is store killed before an insn in a block.
3894 (build_store_vectors): Generate the antic and avail vectors.
3895 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
3896 (insert_store): Add a store to an edge.
3897 (replace_store_insn): Replace a store with a SET insn.
3898 (delete_store): Delete a store insn.
3899 (free_store_memory): Free memory.
3900 (store_motion): Perform store motion.
3901 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
3902 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
3903 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
3904 (f_options): Add gcse-lm and gcse-sm.
3906 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3908 * i386.c (expand_fp_movcc): Fix condition reversal code.
3910 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
3911 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
3912 (CLASS_MAX_NREGS): Use it.
3914 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
3915 handle properly complex values.
3916 (CLASS_MAX_NREGS): Likewise; update comment.
3918 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3920 * ia64.c (ia64_flag_schedule_insns2): New variable.
3921 (ia64_override_options): Initialize it. Clear
3922 flag_schedule_insns_after_reload.
3923 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
3925 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3927 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
3928 Do not require source to match destination anymore;
3929 Add abort to the nontrivial cases that should be handled by split.
3930 (fix_trunc?fdi): Add SSE case for x86_64.
3931 (floatdi?f): Likewise.
3932 (floatdi?f_sse): New.
3933 (fix_trunc?fdi_sse): New.
3935 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
3937 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
3938 (DEBUG_ARANGES_END_LABEL): Ditto.
3939 (dwarfout_init): Generate length and version fields at the start
3940 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
3941 after the length field.
3942 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
3943 the .debug_aranges info.
3945 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3947 * i386.c (call, call_value): Make sure that resulting call_insn
3948 does have proper second operand.
3950 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
3952 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
3953 function. Remove include of sys/cygwin.h.
3955 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
3957 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
3958 (CPP_SPEC): Always search */include/w32api for header files.
3959 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
3960 (LINK_SPEC): Add "cyg" to the library search prefixes.
3962 2001-04-08 Philip Blundell <philb@gnu.org>
3964 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
3966 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
3968 * cpperror.c (print_location): Don't special case <stdin>.
3969 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
3970 WARNING, but we don't check if we're in system headers.
3971 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
3972 * cpplib.c (do_warning): Warn in system headers.
3974 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
3976 * mbchar.c: Include config.h first.
3978 2001-04-07 Zack Weinberg <zackw@stanford.edu>
3980 * config.gcc: Set default for xmake_file at top, not bottom.
3981 Change places that set xmake_file to "none" to set to the
3982 empty string instead, or remove them entirely if there is no
3983 default xmake_file for this cpu_type. Remove references to
3986 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
3987 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
3988 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
3989 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
3990 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
3991 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
3992 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
3993 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
3994 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
3995 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
3998 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
3999 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4000 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4001 config/mips/x-sysv, config/rs6000/x-aix31:
4002 Just set CLIB to -lld or -lmld, as appropriate.
4004 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4005 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4006 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4007 config/mips/x-iris, config/pa/x-pa:
4008 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4009 OTHER_FIXINCLUDES_DIRS.
4011 * config/i386/x-djgpp: Don't set LN or LN_S.
4012 * config/m88k/x-dolph: Don't define __m88k__.
4013 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4014 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4015 * config/i860/fx2800.h: No need to #undef SVR4.
4017 38 x-host fragments remain, 2 x-cpu.
4019 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4021 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4023 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4025 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4027 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4029 * configure.in: Add check for lstat.
4030 * configure, config.in: Regenerate.
4031 * cppinit.c (append_include_chain): Make empty path ".".
4032 * cpplib.c (do_line): Don't simplify #line paths.
4033 * cppfiles.c (remove_component_p): New function.
4034 (find_or_create_entry): Acknowledge stat () errors during
4035 path simplification.
4036 (handle_missing_header): Don't simplify paths.
4037 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4038 the empty path untouched. Don't leave a trailing '/'.
4040 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4042 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4043 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4045 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4047 * cppfiles.c (open_file): Fail directories silently, but
4048 with an errno of NOENT set.
4049 (read_include_file): Move the common exit code to the sole
4050 caller. Return an int indicating success or failure. Let
4051 open_file handle directories.
4052 (stack_include_file): If read_include_file fails,
4053 push a "null" buffer.
4055 2001-04-05 DJ Delorie <dj@redhat.com>
4057 * function.h (virtuals_instantiated): Declare.
4058 * function.c: (virtuals_instantiated): Make global.
4059 * calls.c (emit_library_call_value_1): Use
4060 virtual_outgoing_args_rtx only if it hasn't been instantiated.
4061 Otherwise, use the stack pointer directly.
4063 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4065 * i386.c (x86_initialize_trampoline): New global function.
4066 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
4067 (INITIALIZE_TRAMPOLINE): Move offline.
4068 * i386-protos.h (x86_initialize_trampoline): Declare.
4070 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4072 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
4073 (lea_0): Rename to lea_1.
4074 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
4075 (lea_general_?): Allow SImodes on TARGET_64BIT
4076 (lea_general_?_zext): New patterns.
4077 (call_1, call_1_rex64): Fix.
4079 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4081 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
4083 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4085 * i386.c (function_arg): Return constm1_rtx for last argument.
4086 (ix86_expand_prologue): Update gen_call calls.
4087 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4088 * i386.md (call_pop): Likewise.
4089 (call): Second operand is VOIDmode.
4090 (call_0): Likewise; Support 64bits.
4091 (call_exp): New expander.
4092 (call_1): Get to the sync.
4093 (call_1_exp): New pattern.
4094 (call_value): Support 64bit.
4095 (call_value_exp): New pattern.
4096 (untyped_call): Update gen_call call.
4097 (call_value_pop): Disable for 64bit.
4098 (call_value_0_rex64): New pattern.
4099 (call_value_1_rex64): Likewise.
4101 2001-04-05 Bo Thorsen <bo@suse.de>
4103 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
4105 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
4107 * i386.md (*andsi_1+3): If used after reload, make sure the operand
4108 satisfies ANY_QI_REG_P.
4110 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4112 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
4115 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
4118 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4120 * config.gcc: Remove default for xm_file. Clean up local
4121 machine type handling. Remove settings of xm_file to
4122 something that doesn't exist. In the big switch, set xm_file,
4123 don't append to it (the value before the big switch is always
4124 null). Don't force build_xm_file or host_xm_file to have a value.
4125 * configure.in: Remove default for xm_file. Do not special
4126 case $cpu/xm-$cpu.h not existing.
4127 * configure: Regenerate.
4129 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4131 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4132 when folding integer division and modulo operations.
4134 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
4136 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
4137 instead of DWARF2_ADDR_SIZE for EH addresses.
4138 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
4141 2001-04-04 Richard Henderson <rth@redhat.com>
4143 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
4144 * config/ia64/t-glibc (LIB2ADDEH): Disable.
4145 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
4147 2001-04-04 Richard Henderson <rth@redhat.com>
4149 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
4150 * configure: Rebuilt.
4152 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4154 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
4155 push insns to delete to it instead of deleting them.
4156 (delete_null_pointer_checks): Delete insns from delete_list after
4157 all delete_null_pointer_checks_1 passes are done.
4159 2001-04-04 Richard Henderson <rth@redhat.com>
4161 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
4162 * configure: Rebuilt.
4164 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4166 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
4167 * config/romp/xm-romp.h: Delete.
4169 2001-04-04 Bernd Schmidt <bernds@redhat.com>
4171 * sched-deps.c (sched_analyze_insn): Partially revert March 27
4174 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4176 * emit-rtl.c (mark_label_nuses) Increment the label uses for
4177 all labels present in rtx.
4178 (try_split) Call new function for all split insns.
4180 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4182 * recog.c (validate_replace_rtx_1): Instead of aborting just make
4183 sure the change won't be validated.
4185 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
4187 * rtl.h (set_noop_p): Declare.
4188 * flow.c (set_noop_p): Move from here ...
4189 * rtlanal.c (set_noop_p): ... to here and enhance.
4190 * cse.c (delete_trivially_dead_insns): Use it.
4191 * gcse.c (hash_scan_set): Likewise.
4192 * jump.c (delete_noop_moves): Likewise.
4193 * recog.c (split_all_insns): Likewise.
4195 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4197 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4198 stack pointer via a LO_SUM. Ditto for setting a temp register
4199 used to save to the stack. Set cfa_temp when setting fp, and
4200 allow matches to cfa_temp in addition to cfa_store when saving
4201 regs. Handle POST_INC and LO_SUM register stores. Document the
4202 changes and errors in rule 12 doco.
4204 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4205 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4206 (load_reg): Move closer to epilogue code.
4207 (DO_FRAME_NOTES): Define to control the following..
4208 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4209 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4211 (hppa_expand_epilogue): Likewise.
4213 2001-04-03 Richard Henderson <rth@redhat.com>
4215 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4216 * configure: Rebuild.
4218 2001-04-03 Richard Henderson <rth@redhat.com>
4220 * rtl.h (LCT_THROW): New.
4221 * calls.c (emit_library_call_value_1): Handle it.
4222 * except.c (connect_post_landing_pads): Use it.
4224 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4226 * gansidecl.h: Delete file.
4227 * configure.in: Change all refs to gansidecl.h to use
4228 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4230 * configure: Regenerate.
4232 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4233 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4234 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4235 Don't include gansidecl.h.
4236 * intl.c, main.c, version.c, fixinc/fixlib.h,
4237 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4240 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4242 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4245 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4247 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4248 config/i386/xm-next.h, config/i386/xm-sco.h,
4249 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4250 config/m88k/xm-m88k.h: Delete.
4252 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4253 * config/romp/xm-romp.h: Don't define bcopy.
4254 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4255 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4257 * config.gcc: Remove references to deleted files.
4259 14 xm-host.h remain, 1 xm-cpu.h.
4261 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4262 David S. Miller <davem@pierdol.cobaltmicro.com>
4263 Andrew MacLeod <amacleod@redhat.com>
4265 Use byte offsets in SUBREGs instead of words.
4267 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4268 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4269 to pass new argument.
4270 (add_stored_regs): Use subreg_regno_offset function.
4271 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4273 (precompute_arguments): Use gen_lowpart_SUBREG.
4274 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4275 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4276 (simplify_set): Rework to use SUBREG_BYTE.
4277 (expand_field_assignment): Use SUBREG_BYTE.
4278 (make_extraction): Use SUBREG_BYTE.
4279 (if_then_else_cond): Use SUBREG_BYTE.
4280 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4281 (gen_lowpart_for_combine): Compute full byte offset.
4282 * cse.c (mention_regs): Use SUBREG_BYTE.
4283 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4284 (canon_hash): Use SUBREG_BYTE.
4285 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4286 (gen_lowpart_if_possible): Formatting.
4287 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4289 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4290 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4291 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4292 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4293 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4294 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4295 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4296 certain invariants about SUBREGs the compiler creates.
4297 (gen_lowpart_SUBREG): New function.
4298 (subreg_hard_regno): New function to get the final register number.
4299 (gen_lowpart_common): Use SUBREG_BYTE.
4300 (gen_imagpart): Spacing nits.
4301 (subreg_realpart_p): Use SUBREG_BYTE.
4302 (gen_highpart): Use SUBREG_BYTE.
4303 (subreg_lowpart_p): Always compute endian corrected goal offset,
4304 even at the byte level, then compare against that.
4305 (constant_subword): New function, pulled out all constant cases
4306 from operand_subword and changed second argument name to offset.
4307 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4308 and call constant_subword to do the work. Return const0_rtx if
4309 looking for a word outside of OP.
4310 (operand_subword_force): Change second arg name to offset.
4311 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4312 (store_split_bit_field): Use SUBREG_BYTE.
4313 (extract_bit_field): Use SUBREG_BYTE.
4314 (extract_split_bit_field): Use SUBREG_BYTE.
4315 (expand_shift): Use SUBREG_BYTE.
4316 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4317 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4318 * flow.c (set_noop_p): Use SUBREG_BYTE.
4319 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4320 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4321 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4323 (optimize_bit_field): Use SUBREG_BYTE.
4324 (purge_addressof_1): Use SUBREG_BYTE.
4325 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4326 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4327 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4328 * gengenrtl.c (special_rtx): Add SUBREG.
4329 * global.c (mark_reg_store): Use SUBREG_BYTE.
4330 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4331 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4332 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4333 final byte offset is congruent to subreg's mode size.
4334 (subst_constants): Use SUBREG_BYTE.
4335 (mark_stores): Use subreg_regno_offset function.
4336 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
4337 function and SUBREG_BYTE.
4338 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
4339 (reg_is_born): Use subreg_hard_regno.
4340 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
4341 endian correction code. Don't combine subregs unless resulting
4342 offset aligns with type. Fix subreg constant extraction for DImode.
4343 Simplify SUBREG of VOIDmode CONST_DOUBLE.
4344 (general_operand): Remove dead mode_altering_drug code.
4345 (indirect_operand): Use SUBREG_BYTE.
4346 (constrain_operands): Use subreg_regno_offset function.
4347 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
4348 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
4349 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
4350 * regs.h (REG_SIZE): Allow target to override.
4351 (REGMODE_NATURAL_SIZE): New macro which target can override.
4352 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
4353 on the entire subreg rtx.
4354 (push_reload): Use SUBREG_BYTE in comments and code.
4355 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
4356 for hard registers inside subregs.
4357 (operands_match_p): Use subreg_regno_offset.
4358 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
4359 containing hard regs.
4360 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
4361 corrections when fixing up MEM subregs.
4362 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
4363 subreg_regno_offset where appropriate.
4364 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
4365 byte endian corrections when fixing up MEM subregs.
4366 (subst_reloads): When combining two subregs, make sure final
4367 offset is congruent to subreg's mode size.
4368 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
4369 (refers_to_regno_for_reload_p): Use subreg_regno.
4370 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
4371 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
4372 correction code for memory subreg fixups.
4373 (forget_old_reload_1): Use subreg_regno_offset.
4374 (choose_reload_regs): Use subreg_regno.
4375 (emit_input_reload_insns): Use SUBREG_BYTE.
4376 (reload_combine_note_store): Use subreg_regno_offset.
4377 (move2add_note_store): Use subreg_regno_offset.
4378 * resource.c (update_live_status, mark_referenced_resources): Use
4379 subreg_regno function.
4380 (mark_set_resources): Use subreg_regno function.
4381 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
4382 (subreg_regno_offset, subreg_regno): Define prototypes.
4383 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
4384 (gen_lowpart_SUBREG): Add prototype.
4385 * rtl.texi (subreg): Update to reflect new byte offset representation.
4386 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
4387 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
4388 (reg_overlap_mentioned_p): Use subreg_regno.
4389 (replace_regs); Make sure final offset of combined subreg is
4390 congruent to size of subreg's mode.
4391 (subreg_regno_offset): New function.
4392 (subreg_regno): New function.
4393 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
4394 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
4395 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
4396 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
4397 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
4398 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
4399 (a29k_get_reloaded_address): Use SUBREG_BYTE.
4400 (print_operand): Use SUBREG_BYTE.
4401 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
4402 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
4403 (arm_reload_out_hi): Use SUBREG_BYTE.
4404 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
4405 instead of SUBREG_WORD.
4406 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
4407 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
4408 SUBREG creation to use byte offset.
4409 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
4410 inverted load insns): Fix explicit rtl subregs to use byte
4412 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
4413 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
4414 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
4415 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
4416 to use byte offsets.
4417 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
4418 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
4419 offsets, also make sure it is congruent to SUBREG's mode size.
4420 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
4421 unnamed ldob insn): Generate SUBREGs with byte offset.
4422 (zero_extendqihi2): SUBREG's are byte offsets.
4423 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
4424 (m68hc11_gen_highpart): Use SUBREG_BYTE.
4425 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
4426 zero-extendqisi2): Generate SUBREGs with byte offset.
4427 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
4428 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
4429 subregs in rtl to use byte offsets.
4430 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
4431 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
4432 (mips_move_2words): Use subreg_regno_offset.
4433 (mips_secondary_reload_class): Use subreg_regno_offset.
4434 * config/mips/mips.md (DImode plus, minus, move, and logical op
4435 splits): Fixup explicit subregs in rtl to use byte offsets.
4436 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
4437 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
4438 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
4439 rtl to use byte offsets.
4440 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
4441 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
4442 subregs to use byte offsets.
4443 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
4444 Fixup explicit subregs in rtl to use byte offsets.
4445 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
4446 and remove byte endian correction code.
4447 * config/sh/sh.c (output_movedouble): Use subreg_regno.
4448 (gen_ashift_hi): Use SUBREG_BYTE.
4449 (regs_used): Use subreg_regno_offset.
4450 (machine_dependent_reorg): Use subreg_regno_offset.
4451 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
4452 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
4453 (movdf_i4): Subregs are byte offsets now.
4454 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
4455 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
4456 (REGMODE_NATURAL_SIZE): Override.
4457 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
4458 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
4460 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
4461 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
4462 extendqidi2): Generate SUBREGs with byte offsets, also make sure
4463 it is congruent to SUBREG's mode size.
4464 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
4466 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
4467 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
4468 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
4469 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
4470 * config/v850/v850.c (print_operand, output_move_double): Use
4471 subreg_regno function.
4473 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4475 * configure.in (target_subdir): Use target_alias, not target.
4476 * configure: Rebuilt.
4478 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4480 * config/sh/crti.asm: Fix typos in comments.
4482 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4484 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
4485 TARGET_FAST_INDIRECT_CALLS.
4486 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
4488 (return_addr_rtx): Short circuit export stub matching when
4489 TARGET_NO_SPACE_REGS.
4490 (output_millicode_call): For out of range calls, make -fPIC
4491 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
4492 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
4493 * pa.md: Modify length attr calculation of all millicode insns to
4496 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
4498 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
4499 Require at least 2.11 in the version test. Specifically check
4500 for and reject GAS version 2.10.90.
4501 * configure: regenerate.
4503 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4505 * pa.c (override_options): Remove PIC profiling warning.
4506 (hp_profile_labelno): Delete.
4507 (hp_profile_label_rtx): Delete.
4508 (hp_profile_label_name): Delete.
4509 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4510 (output_function_prologue): Remove profiling code and all tests on
4511 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4512 merge_sp_adjust_with_store can work for PIC and profiling.
4513 (hppa_expand_epilogue): Remove profile_flag test.
4514 (hppa_can_use_return_insn_p): Likewise.
4515 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4516 cater for PROFILE_HOOK.
4517 (hppa_profile_hook): New function.
4518 * pa.h (FUNCTION_PROFILER): Now does nothing.
4519 (PROFILE_HOOK): Define.
4520 (hppa_profile_hook): Declare.
4521 (PROFILE_BEFORE_PROLOGUE): Delete.
4522 (ASM_OUTPUT_REG_PUSH): Delete.
4523 (ASM_OUTPUT_REG_POP): Delete.
4524 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4525 r24. Accept function name operand, and use this and a locally
4526 generated label to calculate pc-rel offset to func start.
4528 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4530 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4531 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
4534 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4536 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4537 LO_SUM cases to where they belong.
4539 2001-04-02 Richard Henderson <rth@redhat.com>
4541 * except.h (lang_eh_type_covers): Mark extern.
4542 (lang_eh_runtime_type): Likewise.
4544 2001-04-02 Zack Weinberg <zackw@stanford.edu>
4546 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
4547 gengenrtl.c: Wrap generated header in multiple-include guard.
4548 Improve error checking.
4550 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4552 * configure.in: Don't check for putenv.
4553 * configure: Regenerate.
4554 * gcc.c (putenv): Don't define.
4555 * vax/xm-vms.h: Handle putenv.
4557 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4559 * ifcvt.c (noce_emit_move_insn): New.
4560 (noce_try_store_flag, noce_try_store_flag_constants,
4561 noce_try_store_flag_inc, noce_try_store_flag_mask,
4562 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
4563 noce_try_abs): Use it.
4564 (noce_process_if_block): Likewise.
4565 For STRICT_LOW_PART, take mode from its SUBREG.
4567 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4569 * fold-const.c (fold): Before optimizing unsigned comparison with
4570 0x7fffffffU, make sure arg0 is integral type.
4572 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4574 * c-tree.texi: Document representation of wide strings.
4576 2001-04-01 Richard Henderson <rth@redhat.com>
4578 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
4580 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
4582 * i386.md: remove obsoleted comments.
4583 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
4584 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
4585 fix output template.
4587 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4589 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
4591 2001-03-30 Bernd Schmidt <bernds@redhat.com>
4593 * loop.c (load_mems): When generating a load from a pseudo, update
4596 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4598 * i386.c (ix86_split_long_move): Use change address to compensate
4599 stack pointer change in push instruction.
4601 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4603 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
4604 instead of rtx_equal_p; fix the output template.
4606 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4608 * i386.c (ix86_expand_setcc): Support 64bit.
4609 (ix86_expand_int_movcc): Likewise.
4610 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
4613 * i386.md (allocate_stack_worker): Turn to expander.
4614 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
4616 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
4618 2001-03-29 Richard Henderson <rth@redhat.com>
4620 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
4622 2001-03-28 Matthew Hiller <hiller@redhat.com>
4624 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
4627 * MAINTAINERS: Added self.
4629 2001-03-28 Richard Henderson <rth@redhat.com>
4631 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
4632 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
4634 2001-03-28 Jim Wilson <wilson@redhat.com>
4636 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
4639 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4641 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
4643 * tradcif.y (yyerror): Likewise. Add format specifier in call to
4646 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
4648 2001-03-28 DJ Delorie <dj@redhat.com>
4650 * Makefile.in (stage1_build): Revert CFLAGS patch.
4652 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
4654 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
4655 when multiplier or multiplicand is zero.
4657 2001-03-28 Bernd Schmidt <bernds@redhat.com>
4659 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
4661 * config/ia64/ia64.c (update_set_flags): New function, broken out of
4663 (set_src_needs_barrier): Likewise.
4664 (rtx_needs_barrier): For SET case, use these two functions. Rework
4665 PARALLEL case to handle all inputs before all outputs.
4666 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
4667 saw a label and no stop bit since then.
4668 (maybe_rotate, process_epilogue): Add prototypes.
4670 2001-03-28 Richard Henderson <rth@redhat.com>
4672 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
4673 not TARGET_TOC for special toc restore handling.
4674 * config/rs6000/rs6000.md (eh_return): Likewise.
4676 2001-03-28 Richard Henderson <rth@redhat.com>
4678 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
4679 current_function_calls_eh_return.
4680 (output_function_epilogue): Handle eh_return.
4681 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
4682 (EH_RETURN_DATA_REGNO): New.
4683 (EH_RETURN_STACKADJ_RTX): New.
4684 (EH_RETURN_HANDLER_RTX): New.
4685 * config/sparc/sparc.md (call/short branch peepholes): Check
4686 can_throw_internal instead of in_same_eh_region.
4688 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
4689 for eh_return data registers.
4690 (rs6000_emit_prologue): Save eh_return data registers.
4691 (rs6000_emit_epilogue): Force inline restores if eh_return.
4692 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
4693 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
4694 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
4695 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
4696 the target uses one.
4697 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
4698 (return_eh_si, return_eh_di): Remove.
4699 (eh_return): New, from corpse of eh_epilogue.
4700 (eh_set_lr_si, eh_set_lr_di): New.
4702 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
4703 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
4704 True for pic register if current_function_calls_eh_return.
4705 (ix86_expand_epilogue): Change "emit_return" argument into "style".
4706 Handle eh_return requirements.
4707 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
4708 (EH_RETURN_STACKADJ_RTX): New.
4709 * config/i386/i386.md (exception_receiver): Remove.
4710 (eh_return, eh_return_1): New.
4711 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4713 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
4714 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
4715 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
4716 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
4717 (EH_RETURN_DATA_REGNO): New.
4718 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
4719 * config/alpha/alpha.md (eh_epilogue): Remove.
4720 (exception_receiver): Use $26 for ldgp input.
4721 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4723 2001-03-28 Richard Henderson <rth@redhat.com>
4725 * except.c: Rewrite entirely for IA-64 ABI exception handling.
4726 * except.h: Likewise.
4728 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
4729 (LIB2ADDEHDEP): New.
4730 (LIB2FUNCS_EH): Remove.
4731 (LIB2ADD): Remove LIB2ADDEH.
4732 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
4733 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
4734 (crt{begin,end}[S].o): Likewise.
4735 (except.o): Update includes.
4736 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
4737 (libgcc2_c_dep): Use LIB2ADDEHDEP.
4739 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
4740 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
4741 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
4742 * builtins.c (expand_builtin): Implement it.
4743 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
4744 * c-common.c (c_common_nodes_and_builtins): Declare it.
4745 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
4746 * calls.c (libfunc_nothrow): Remove.
4747 (emit_library_call_value_1): Don't call it.
4748 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
4749 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
4750 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
4751 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
4752 (current_funcdef_number): Globalize.
4753 (output_call_frame_info): Emit frame data if an lsda is needed.
4754 Generate augmentation for personality routine. Don't play with
4756 (dwarf2out_begin_prologue): Record funcdef_number.
4757 * dwarf2out.h (current_funcdef_number): Declare.
4758 * expr.c (expand_expr): Update for except.h name changes.
4759 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
4760 * expr.h (LTI_throw, LTI_rethrow): Remove.
4761 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
4762 (LTI_eh_rtime_match): Remove.
4763 (LTI_unwind_resume, LTI_eh_personality): Add.
4764 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
4765 * final.c (final): Don't call check_exception_handler_labels,
4766 init_insn_eh_region, or free_insn_eh_region.
4767 (final_scan_insn): Always emit debug labels for
4768 NOTE_INSN_EH_REGION notes.
4769 * flags.h (flag_new_exceptions): Remove.
4770 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
4771 (record_active_eh_regions): Remove.
4772 (count_basic_blocks): Check all instructions for REG_EH_REGION.
4773 Use can_throw_internal.
4774 (find_basic_blocks_1): Likewise.
4775 (move_stray_eh_region_notes): Remove.
4776 (find_label_refs): No eh_return_stub_label.
4777 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
4778 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
4780 (delete_unreachable_blocks): Don't track deleted handlers.
4781 (flow_delete_block): Use maybe_remove_eh_handler.
4782 (delete_eh_regions): Remove.
4783 (merge_blocks): Don't check for eh region match.
4784 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
4785 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
4786 (init_propagate_block_info): Disable dead frame store optimization
4787 when current_function_calls_eh_return.
4788 (dump_bb): Don't print eh_beg, eh_end.
4789 * function.c (fixup_var_refs): No catch_clauses.
4790 (expand_function_end): Likewise. Call expand_eh_return before
4791 the return register use. Call sjlj_emit_function_exit_after.
4792 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
4793 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
4794 * ifcvt.c (dead_or_predicable): Remove eh region check.
4795 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
4796 Don't check for EH vs parameters.
4797 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
4798 (expand_inline_function): Call duplicate_eh_regions.
4799 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
4800 (copy_insn_notes): Remap REG_EH_REGION notes.
4801 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
4802 * integrate.h (struct inline_remap): Add local_return_label.
4803 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
4804 check_exception_handler_labels, nor exception_optimize.
4805 (find_cross_jump): No EH region check.
4806 * optabs.c (init_optabs): Update for changed eh libfuncs.
4807 * rtl.def (RESX): New.
4808 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
4809 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
4810 checks. Update for except.h name changes.
4811 (expand_cleanups): Likewise.
4812 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
4813 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
4814 (compile_file): Call init_eh before init_optabs. Don't
4815 output_exception_table here.
4816 (rest_of_compilation): Call convert_from_eh_region_ranges,
4817 convert_to_eh_region_ranges, output_function_exception_table.
4818 Don't emit_eh_context.
4819 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
4820 (EXC_PTR_EXPR): New.
4822 * md.texi (eh_epilogue): Remove.
4823 (eh_return): Document.
4824 * tm.texi (EH_RETURN_DATA_REGNO): Document.
4825 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
4827 * eh-common.h: Remove file.
4828 * frame-dwarf2.c, frame.c, frame.h: Remove files.
4829 * libgcc2.c (L_eh): Remove.
4831 * unwind-dw2-fde.c: New file, largely copied from frame.c.
4832 * unwind-dw2-fde.h: New file.
4833 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
4834 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
4835 * libgcc-std.ver: Update for eh symbols.
4837 2001-03-27 Richard Henderson <rth@redhat.com>
4839 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
4840 reduce false positives.
4841 (regmove_optimize): Disable if flag_non_call_exceptions.
4843 * stmt.c (expand_return): Remove always true predicate.
4844 (expand_decl_cleanup_no_eh): Remove dead code.
4846 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
4847 barrier code. Add a scheduling barrier if a non-call insn
4848 can throw internally.
4850 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
4851 Auto-inc addresses trap only if their base register does.
4853 * except.c (can_throw_internal): Rename from can_throw.
4854 * except.h, resource.c: Update references.
4856 * integrate.c (copy_insn_list): Use returnjump_p.
4857 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
4859 * function.h (struct function): Move all boolean valued fields
4860 to single bit fields at the end of the struct.
4862 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
4864 Rename asynchronous_exceptions to flag_non_call_exceptions.
4866 * gthr-single.h (UNUSED): New. Distinguish between how C
4867 and C++ mark unused function arguments. Use throughout.
4869 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
4870 value to target configuration header.
4871 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
4872 * config.in, configure: Rebuild.
4873 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
4874 configuration and target defines.
4875 (exceptions_via_longjmp): Remove.
4876 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
4877 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
4879 * except.h (flag_non_call_exceptions): Move ...
4880 * flags.h: ... here.
4882 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
4883 exceptions, put the note on the trapping instruction.
4885 * flags.h (flag_new_exceptions): Remove.
4886 * toplev.c: Don't set it.
4887 * final.c: Don't check it.
4888 * except.c: Provide stub definition.
4890 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
4891 (calculate_global_regs_live): Kill call-clobbered registers
4892 across exception edges.
4893 * reg-stack.c (convert_regs_1): Kill the entire target stack
4894 across non-call exception edges.
4896 * flow.c (cleanup_cfg): Take no argument.
4897 * output.h, sibcall.c, toplev.c: Update all calls.
4899 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4901 * configure.in: Don't check for bcopy.
4902 * configure, config.in: Regenerate.
4904 * system.h: Don't define or prototype bcopy, instead poison it.
4906 2001-03-27 Richard Henderson <rth@redhat.com>
4908 * function.c (expand_function_start): Set DECL_REGISTER on
4909 a pseudo used for DECL_RESULT.
4911 * rtl.h (LCT_NORETURN): New.
4912 * calls.c (emit_library_call_value_1): Handle it.
4914 2001-03-27 Stan Shebs <shebs@apple.com>
4916 * objc/objc-act.c (objc_init): Use dump_base_name.
4917 (gen_declaration): Clear the buffer arg.
4918 (gen_declaration_1): New function, body of gen_declaration.
4919 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
4920 (gen_method_decl): Ditto, plus always clear buffer arg.
4921 (error_with_ivar): Simplify.
4922 (warn_with_method): Ditto.
4923 (build_message_expr): Don't clear buffers.
4924 (dump_interface): Ditto.
4925 (objc_debug): Ditto.
4926 (build_keyword_selector): Clear the buffer by only zeroing
4928 (objc_implementation_context): Declare.
4929 (start_class): Warn about missing @end.
4930 (finish_objc): Ditto.
4932 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4934 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
4936 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4938 * Makefile.in (SYSTEM_H): Define.
4939 Depend on $(SYSTEM_H), not system.h.
4941 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
4943 2001-03-27 Jim Wilson <wilson@redhat.com>
4945 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
4947 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
4948 (process_epilogue): New static function.
4949 (process_set): Call process_epilogue instead of emitting .restore
4951 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
4953 * flow.c (struct reg_cond_life_info): New fields orig_condition
4955 (init_propagate_block_info): Set new fields.
4956 (mark_regno_cond_dead): Set and use new fields.
4957 (flush_reg_cond_reg_1): Likewise.
4958 (and_reg_cond, case AND): Check for redundant AND conditions.
4959 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
4962 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4964 * cppmacro.c (stringify_arg): Null terminate strings.
4966 2001-03-27 Zack Weinberg <zackw@stanford.edu>
4968 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
4969 inclusion style. xm-m68hc11.h no longer exists.
4970 * config/m68hc11/xm-m68hc11.h: Delete file.
4971 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
4973 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
4974 Don't define GCC_VERSION, N_, or PARAMS; don't include
4975 gansidecl.h or stdio.h. Define inhibit_libc here.
4976 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4977 Delete code conditioned on #if GCC_VERSION == 2095.
4979 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
4980 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4981 Delete code conditioned on #if GCC_VERSION == 2095.
4983 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4985 * system.h: Include symcat.h.
4986 (STRINGIFY): Don't define.
4988 * configure.in: Adjust comment.
4990 * builtins.c: Use STRINGX, not STRINGIFY.
4991 * gencheck.c: Likewise.
4992 * gengenrtl.c: Likewise.
4993 * protoize.c: Likewise.
4995 * cpplex.c: Don't include symcat.h.
4996 * cpplib.c: Likewise.
4998 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5000 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5002 * c-typeck.c (digest_init): Fold init expression.
5004 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5006 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5008 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5010 * except.c (eh_regs): Save results of build_pointer_type to a temp
5011 as FUNCTION_VALUE macro may evaluate its args multiple times.
5013 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5015 * c-common.h (DECL_NUM_STMTS): New macro.
5016 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5018 (pushdecl): Likewise.
5019 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5020 * integrate.c (expand_inline_function): Don't check
5022 * print-tree.c (print_node): Don't print it.
5023 * toplev.c (rest_of_compilation): Don't try to inline when
5024 flag_no_inline is on.
5025 * tree.h (DECL_FRAME_SIZE): Remove.
5026 (tree_decl): Adjust accordingly.
5028 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5030 * combine.c (try_combine): Use memcpy, not bcopy.
5032 * genattrtab.c (expand_units): Likewise.
5034 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5036 * i386.md (push mem DI peep2): New.
5037 (mov 0, mov -1 peep2): Handle 64bit.
5038 (lea to arithmetics peep2): Handle 64bit leas.
5039 (rsp arithmetics to push/pop peep2s): New.
5041 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5043 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5045 * i386.c (struct machine_function): Add save_varrargs_registers.
5046 (ix86_save_varrargs_registers): New macro.
5047 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
5048 (ix86_expand_prologue): Likewise.
5049 (ix86_emit_epilogue_esp_adjustement): Likewise.
5050 (ix86_expand_epilogue): Likewise.
5051 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
5052 (pro_epilogue_adjust_stack_1): New insn.
5053 (pro_epilogue_adjust_stack_rex64): Likewise.
5054 * i386.h (MASK_NO_RED_ZONE): New constant.
5055 (TARGET_RED_ZONE): New macro.
5056 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
5057 (RED_ZONE_SIZE): New constant.
5058 (RED_ZONE_RESERVE): New constant.
5060 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5062 * toplev.c (set_float_handler): Use memcpy, not bcopy.
5064 2001-03-25 Kazu Hirata <kazu@hxi.com>
5066 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5069 (umodhi3): Likewise.
5072 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5074 * mkconfig.sh (DEFINES): Handle entries with '='.
5076 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
5077 Set xm_defines to MACRO=value instead.
5079 * i370/xm-mvs.h: Delete.
5081 * ns32k/xm-pc532-min.h: Likewise.
5083 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5085 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
5087 use ix86_expand_binary_operator
5088 (?sh??i_?): Disable for 64bit.
5089 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
5090 * i386.c (shiftdi_operand): New predicate.
5092 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
5093 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
5094 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
5095 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
5096 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
5097 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
5098 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
5099 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
5100 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
5101 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
5102 (rotldi3, rotrdi3): New expanders.
5104 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5106 * i386.md (movstrsi): Move offline.
5108 (strmovdi_rex64): New.
5109 (strmov?i): Accept 64bit.
5110 (strmov?i_rex64): New.
5111 (strmov?i_rex_1): New.
5112 (strmov?i_1): Disable for 64bit.
5113 (rep_mov?i_rex64): New.
5114 (rep_mov?i): Disable for 64bit.
5115 (clrstrsi): Move offline.
5116 (strset?i_rex64): New.
5117 (strset?i: Accept 64bit.
5118 (rep_stos?i): Disable for 64bit.
5119 (rep_stos?i_rex64): New.
5120 (strset?i_rex_1): New.
5121 (strset?i_1): Disable for 64bit.
5122 (cmpstrsi): Accept 64bit.
5123 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
5124 (cmpstrqi_nz_rex_1): New.
5125 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
5126 (strlensi): Move offline.
5128 (strlenqi_1): Disable for 64bit; fix constraints.
5129 (strlenqi_rex_1): New.
5130 * i386.c (ix86_adjust_counter): New static function.
5131 (ix86_zero_extend_to_Pmode): Likewise.
5132 (ix86_expand_aligntest): Likweise.
5133 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
5134 (ix86_expand_movstr): New global function.
5135 (ix86_expand_clrstr): New global function.
5136 (ix86_expand_strlen): New global function.
5137 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
5138 ix86_expand_strlen): Declare.
5139 (ix86_expand_strlensi_unroll_1): Delete.
5141 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
5143 * i386.md (cmpdi): Fix operand predicates.
5144 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
5145 cmpdi_1_insn_rex64): New patterns.
5146 (adddi3): Turn to expander.
5147 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
5148 (addsi3_carry_zext): New pattern.
5149 (adddi_?_rex64): New patterns and splitters.
5150 (addsi_?_zext): New patterns.
5151 (subsi3_carry_zext): New pattern.
5152 (subdi_?_rex64): New patterns and splitters.
5153 (iorsi_?_zext): New patterns.
5154 (iordi_?_rex64): New patterns and splitters.
5155 (iorsi_?_zext): New patterns.
5156 (iorsi_?_zext_imm): New patterns.
5157 (xorsi_?_zext): New patterns.
5158 (xordi_?_rex64): New patterns and splitters.
5159 (xorsi_?_zext): New patterns.
5160 (negdi*): New patterns.
5161 (one_cmpldi*): Likewise.
5162 (one_cmplsi*_zext, negsi*_zext): Likewise.
5163 (testqi_ext_3_rex64): New pattern.
5165 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
5167 * i386-protos.h (ix86_split_long_move): Return void.
5168 * i386.c (ix86_split_to_parts): Handle 64bit target.
5169 (ix86_split_long_move): Likewise.
5170 * i386.md (all calls to ix86_split_long_move): Update.
5172 2001-03-23 Richard Henderson <rth@redhat.com>
5174 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
5175 to avoid shadowing arguments.
5177 2001-03-23 Jakub Jelinek <jakub@redhat.com>
5179 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
5180 to variable names where DECL_NAME is different from
5181 DECL_ASSEMBLER_NAME.
5183 2001-03-23 Jim Wilson <wilson@redhat.com>
5185 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
5186 (assemble_alias): Call make_decl_rtl.
5188 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
5190 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
5192 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5194 * extend.texi: Document the "java_interface" attribute.
5196 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5198 * mkconfig.sh: Use a subshell with redirected stdout,
5199 instead of closing stdout and confusing commands that run
5200 afterward. Throw away output of cmp.
5202 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5204 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5206 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5208 * i386.md (zero_extendsidi2_32): Break out from ...
5209 (zero_extendsidi2): ... here ; turn to expander.
5210 (zero_extendsidi2_rex64): New.
5211 (extendsidi2_32): Break out from ...
5212 (extendsidi2): ... here ; turn to expander.
5213 (extendsidi2_rex64): New.
5214 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5215 (trunc?f?f splitters): Add 64bit versions.
5217 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5219 * i386.md (pushsi, pushsi2_prologue): Disable.
5220 (pushsi2_rex64): New.
5221 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5222 (movqi_ext_1): Disable for 64bit.
5223 (movqi_ext_1_rex64): New.
5224 (pushdi2_rex64): New pattern, peep2s and splitter.
5225 (pushdi2_prologue_rex64): New pattern.
5226 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5228 (movdi splitters): Disable for 64bit.
5229 (movdi_1_rex64): New pattern, peep2s and splitters.
5230 (swapdi): New pattern.
5231 (pushsf): Disable for 64bit.
5232 (pushsf_rex64): New pattern and splitter.
5233 (pushdf_nointeger): Disable for 64bit.
5234 (pushdf_integer): Handle the 64bit case.
5235 (pushtf): Likewise; update splitters.
5237 2001-03-22 Richard Henderson <rth@redhat.com>
5239 * mkconfig.sh: Include insn-flags.h.
5240 * Makefile.in (CONFIG_H): Include insn-flags.h.
5241 (lots of objects): Remove insn-codes.h and insn-flags.h.
5243 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5244 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5245 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5246 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5247 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5248 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5249 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5250 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5251 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5252 v850/v850.c, vax/vax.c:
5253 Don't include insn-flags.h.
5255 * diagnostic.c, expr.h, reload.c, toplev.c:
5256 Don't include insn-codes.h.
5258 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5259 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5260 c4x/c4x.c, i960/i960.c, mips/mips.c:
5261 Don't include insn-codes.h or insn-flags.h.
5263 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5264 or insn-flags.h in the generated code.
5265 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5266 (main): Forward declare struct rtx_def.
5268 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5270 * invoke.texi (-ffast-math): Remove duplicate line about
5273 * gcc.texi: Remove more obsolete documentation of bugs and
5274 installation problems.
5276 2001-03-21 Kazu Hirata <kazu@hxi.com>
5278 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5281 2001-03-20 Jason Merrill <jason@redhat.com>
5283 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5285 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5286 * varasm.c (CHKR_PREFIX): Likewise.
5288 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5290 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5291 is part of a multi-SET insn.
5293 * cse.c (find_comparison_args): Remove previous change.
5294 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5297 * config/i386/i386.md (conditional_trap): Remove warning.
5299 * recog.c (push_operand): Fix error in last change that caused
5300 undefined symbol on many targets.
5302 * sdbout.c: #include ggc.h.
5303 (sdbout_init): Move to end of file.
5304 Call ggc_add_tree_root for anonymous_types.
5305 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5306 (sdbout_one_type): Use DECL_NAME for field name.
5307 * Makefile.in (sdbout.o): Show includes ggc.h.
5309 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5311 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5312 (override_options): Use properlimits for preferred_stack_boundary.
5313 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5315 (ext_register_operand): Accept DImode.
5316 (load_pic_register): Abort on 64bit.
5317 (gen_push): Use Pmode instead of SImode.
5318 (ix86_save_reg): Pic reg is never used on 64bit.
5319 (ix86_expand_prologue): Likewise.
5320 (ix86_emit_save_regs): Use Pmode instead of SImode.
5321 (legitimate_address_p): Check displacement for 64bit.
5322 (print_operand): Avoid outputting of (%rip) on 64bit.
5323 (print_operand_address): Output (%rip) where possible.
5324 (split_di): Abort on 64bit registers.
5325 (ix86_expand_branch): DImode comparison is simple for x86_64.
5326 (memory_address_length): Recognize memory addresses formed using
5328 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5330 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5332 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5334 * recog.c (push_operand): Recognize new format of push instructions.
5336 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
5338 * i386.md (pushqi1): New.
5339 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
5340 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5341 x86_64_immediate_operand, x86_64_immediate_operand,
5342 x86_64_zext_immediate_operand): Declare.
5343 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
5344 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5345 x86_64_immediate_operand, x86_64_immediate_operand,
5346 x86_64_zext_immediate_operand): define.
5347 * i386.h (PREDICATE_CODES): Add new predicates.
5349 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
5351 * i386.md (pophi1, popqi1, pushqi1): Remove.
5353 * expr.c (emit_single_push_insn): New function.
5354 (move_by_pieces): Accept NULL as destination for push instructions.
5355 (gen_push_operand): Kill.
5356 (emit_push_insn): Pass NULL when pushing; avoid updating of
5357 stack_pointer_delta.
5358 * expr.h (gen_push_operand): Kill.
5360 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5362 * rtl.texi (COMPARE): Clarify documentation and reference section
5365 2001-03-20 Stan Shebs <shebs@apple.com>
5367 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
5368 (get_object_reference): Ditto.
5369 (error_with_ivar): Use error_with_file_and_line.
5370 (warn_with_method): Use warning_with_file_and_line.
5372 2001-03-20 Tom Tromey <tromey@redhat.com>
5374 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5376 2001-03-20 Mark Mitchell <mark@codesourcery.com>
5378 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
5379 variables that are TREE_PUBLIC, even if not TREE_STATIC.
5381 2001-03-20 DJ Delorie <dj@redhat.com>
5383 * Makefile.in (install-libgcc): Pass complete list of variables.
5384 (install-multilib): Ditto.
5386 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5388 * config/i386/cygwin.h: Declare ctor_section, dtor_section
5389 drectve_section, switch_to_section.
5391 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
5392 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
5393 i386_pe_mark_dllimport.
5395 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5397 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
5398 functions i386_pe_*.
5400 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
5401 i386_pe_* functions with char * arguments.
5403 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
5405 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
5407 (movsi_ie): Introduce fpul store.
5409 2001-03-20 Alan Modra <alan@linuxcare.com.au>
5411 * Makefile.in (OBJS): Remove hashtab.o.
5413 2001-03-19 Stan Shebs <shebs@apple.com>
5415 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
5416 * c-lang.c (maybe_objc_method_name): Ditto.
5417 * c-tree.h (maybe_objc_method_name): Remove decl.
5419 2001-03-19 Tom Tromey <tromey@redhat.com>
5421 * gcc.c (init_gcc_specs): Fix comment.
5423 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5425 Compute DECL_ASSEMBLER_NAME lazily.
5426 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
5427 (DECL_ASSEMBLER_NAME_SET_P): New macro.
5428 (SET_DECL_ASSEMBLER_NAME): Likewise.
5429 (COPY_DECL_ASSEMBLER_NAME): Likewise.
5430 (set_decl_assembler_name): Declare.
5431 (lang_set_decl_assembler_name): Likewise.
5432 * tree.c (lang_set_decl_assembler_name): New variab.e
5433 (set_decl_assembler_name): New function.
5434 (init_obstacks): Set lang_set_decl_assembler_name.
5435 (build_decl): Don't set DECL_ASSEMBLER_NAME.
5436 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
5437 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
5438 where it's not necessary.
5439 (builtin_function): Likewise.
5440 (finish_decl): Likewise.
5441 * dbxout.c (dbxout_type_methods): Likewise.
5442 * ggc-common.c (ggc_mark_trees): Likewise.
5443 * profile.c (output_func_start_profiler): Likewise.
5444 * varasm.c (make_decl_rtl): Likewise.
5446 * cse.c (find_comparison_args): Update documentation. Fix
5447 mishandling of COMPARE operations.
5449 * tree.def (ABS_EXPR): Add documentation.
5450 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5452 2001-03-19 Zack Weinberg <zackw@stanford.edu>
5454 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
5456 2001-03-19 Jakub Jelinek <jakub@redhat.com>
5458 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5459 Remove ia32 linux PIC kludge and move it...
5460 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5462 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
5464 * i386.md (absdf2 expander): Fix 64bit case.
5466 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
5468 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5470 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5472 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5474 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5476 * README.X11: Remove obsolete file.
5478 2001-03-18 Anthony Green <green@redhat.com>
5480 * config/pj/pj.h: Remove some trailing commas.
5481 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5483 2001-03-18 Richard Henderson <rth@redhat.com>
5485 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
5486 * calls.c: ... here.
5487 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
5488 defaults for them here.
5490 2001-03-17 Anthony Green <green@redhat.com>
5492 * config/pj/lib1funcs.S: Fix broken comment.
5493 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5496 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5498 * gcc.texi: Remove obsolete information relating to build and
5499 installation problems with enquire or the Pyramid C compiler.
5501 2001-03-17 Richard Henderson <rth@redhat.com>
5503 * dwarf2out.c (queue_reg_save): New.
5504 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
5505 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5507 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5508 (cfa, cfa_store, cfa_temp): Make static.
5509 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5511 2001-03-17 Richard Henderson <rth@redhat.com>
5513 * integrate.h (struct inline_remap): Add local_return_label.
5514 * integrate.c (expand_inline_function): Initialize it and emit
5515 it after copy_insn_notes.
5516 (copy_insn_list): Don't store local_return_label here.
5517 (copy_insn_notes): New function split out from copy_insn_list.
5519 2001-03-17 Richard Henderson <rth@redhat.com>
5521 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5522 is generating .debug_line.
5523 (dwarf2out_init): Add main_input_filename to the file table first.
5524 * configure.in (as_dwarf2_debug_line): Test with file number 1
5525 instead of file number 0.
5527 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5529 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5530 (gen_rtx_combine): Deleted; all references changed as appropriate.
5531 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
5533 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
5535 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5537 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5540 2001-03-16 Jim Wilson <wilson@redhat.com>
5542 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5543 then set it to LOC_REG (79) instead of aborting.
5545 2001-03-16 Phil Edwards <pme@sources.redhat.com>
5547 * gccbug.in: Remove high priority.
5549 2001-03-16 Richard Henerson <rth@redhat.com>
5551 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
5552 output with a space instead of deleting it.
5553 * configure: Regenerate.
5555 2001-03-16 Zack Weinberg <zackw@stanford.edu>
5557 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
5558 handles the gory details of converting an object file into
5559 something that's safe to grep.
5560 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
5561 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
5562 newlines at either end of the string we're looking for.
5563 Make 'checking ...' message less stilted.
5564 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
5565 ARM in-memory layout and its hypothetical converse. Don't
5566 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
5567 HOST_WORDS_BIG_ENDIAN.
5569 * configure.in: Adjust for renamed macro. Move
5570 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
5571 * configure, config.in: Regenerate.
5573 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5575 * fixinc/Makefile.in: Set SHELL.
5577 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5579 * fixinc/fixincl.c (fix_with_system): Quote file names before
5580 passing them to shell.
5582 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5584 * Makefile.in: Use fix-header$(build_exeext) instead
5587 2001-03-16 Richard Henderson <rth@redhat.com>
5589 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
5590 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
5591 (size_of_line_prolog): Remove.
5592 (output_line_info): Compute prologue size via label difference.
5593 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
5595 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
5596 assembler error when redefining file numbers.
5597 * config.in, configure: Rebuild.
5599 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
5600 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
5601 (dw2_asm_output_delta_uleb128): Likewise.
5602 (dw2_asm_output_delta_sleb128): Similarly.
5603 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
5605 2001-03-16 Michael Meissner <meissner@redhat.com>
5607 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
5609 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
5611 (BITMASK_LOWER16): Replacement for 0x0000ffff.
5613 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
5614 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
5615 being unsigned in ISO C and signed in traditional.
5616 (expand_prologue): Ditto.
5617 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
5619 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
5621 (divsi3,divdi3): Ditto.
5622 (modsi3,moddi3): Ditto.
5623 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
5624 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
5625 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
5628 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
5630 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
5631 SSE based conditional moves on LTGT/UNEQ conditions;
5632 Canonicalize EQ to NE.
5633 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
5634 (sse_mov?fcc_ne): New.
5636 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
5638 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5640 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
5641 register may be dead.
5643 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
5645 * Makefile.in (hash.o): Depend on CONFIG_H.
5647 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5649 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
5651 2001-03-15 Richard Henderson <rth@redhat.com>
5653 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
5654 (ASM_OUTPUT_DWARF_PCREL): New.
5655 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
5657 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5659 * cppfiles.c (stack_include_file): Use MAX of sysp.
5661 2001-03-15 Steve Ellcey <sje@cup.hp.com>
5663 * config.gcc (ia64*-*-hpux*): New case.
5664 * config/ia64/hpux.h: New file for HP-UX support.
5665 * config/ia64/t-hpux: New file for HP-UX support.
5667 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
5669 * fixinc/inclhack.def (irix_stdio_va_list): New.
5670 * fixinc/fixincl.x: Rebuilt.
5672 2001-03-15 Richard Henderson <rth@redhat.com>
5674 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
5675 if provided by the target.
5676 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
5677 (dw2_asm_output_addr): New.
5678 * dwarf2asm.h (dw2_asm_output_addr): Declare.
5679 * dwarf2out.c (output_cfi): Use it for program addresses.
5680 (output_call_frame_info, output_die): Likewise.
5681 (output_aranges, output_line_info): Likewise.
5683 2001-03-15 Bruce Korb <bkorb@gnu.org>
5685 * gcc.c(main): make more rigorous
5686 * collect2.c(main): guard against ignoring SIGCHLD
5687 * protoize.c(main): ditto
5688 * gcc/fixinc/fixincl.c(initialize): ditto
5690 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5692 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
5693 (sdbout_parms): Likewise.
5695 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
5697 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
5698 "widen" a destination that is already wider than a word. Also do
5699 not widen if LOAD_EXTEND_OP is NIL for the given mode.
5701 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5703 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
5705 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
5707 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
5709 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
5711 * i960.h (i960_maxbitalignment,
5712 i960_last_maxbitalignment): Declare.
5713 * i960.c (i960_maxbitalignment,
5714 i960_last_maxbitalignment): Make global.
5715 (process_pragma): Delete.
5716 (i960_pr_align, i960_pr_noalign): Move from here ...
5717 * i960-c.c: ... to this new file.
5718 * t-960bare (i960-c.o): New rule.
5719 * t-vxworks960 (i960-c.o): Likewise.
5720 * config.gcc (i960-*-*): Define c_target_objs and
5723 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5725 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
5726 without adding in rtx code and mode.
5728 * alias.c (init_alias_analysis): Don't use any rtx whose value
5729 varies as a known value.
5730 Delete a superfluous test.
5732 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
5734 (ia64_sched_reorder): Call maybe_rotate; also rotate after
5735 scheduling a stop bit.
5736 (ia64_emit_nops): Correctly handle ASMs.
5738 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5740 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
5742 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
5744 * cpp.texi: Update documentation for -include and -imacros.
5745 * cppfiles.c (struct include_file): Remove "defined" memeber.
5746 (find_or_create_entry): Make a copy of the file name, and
5748 (open_file): Update to ensure we use the simplified filename.
5749 (stack_include_file): Don't set search_from.
5750 (cpp_included): Don't simplify the path name here.
5751 (find_include_file): New prototype. Call search_from to
5752 get the start of the "" include chain. Don't simplify the
5754 (_cpp_execute_include): New prototype. Move diagnostics to
5755 do_include_common. Update.
5756 (_cpp_pop_file_buffer): Don't set defined.
5757 (search_from): New prototype. Use the preprocessor's cwd
5758 for files included from the command line.
5759 (read_name_map): Don't simplify the pathname here.
5760 * cpphash.h (enum include_type): New.
5761 (struct buffer): Delete search from. New search_cached.
5762 (_cpp_execute_include): Update prototype.
5763 * cppinit.c (do_includes): Use _cpp_execute_include.
5764 * cpplib.c (do_include_common): New function.
5765 (do_include, do_include_next, do_import): Use it.
5767 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5769 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
5770 contents of the RTL, to determine the name of the object.
5772 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5774 * tree.h (DECL_RTL): Allocate RTL lazily.
5775 (SET_DECL_RTL): New macro.
5776 (DECL_RTL_SET_P): Likewise.
5777 (COPY_DECL_RTL): Likewise.
5778 (DECL_RTL_IF_SET): Likewise.
5779 * varasm.c (make_decl_rtl): Add assertions about the kind of
5780 declaration we are processing.
5781 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
5782 (start_decl): Likewise.
5783 (finish_decl): Likewise.
5784 * c-semantics.c (emit_local_var): Likewise.
5785 * calls.c (expand_call): Likewise.
5786 * dbxout.c (dbxout_symbol): Likewise.
5787 * emit-rtl.c (unshare_all_rtl): Likewise.
5788 (unshare_all_decls): Likewise.
5789 (reset_used_decls): Likewise.
5790 * expr.c (store_constructor): Likewise.
5791 (safe_from_p): Likewise.
5792 (expand_expr): Likewise.
5793 * function.c (put_var_into_stack): Likewise.
5794 (instantiate_decls_1): Likewise.
5795 (assign_parms): Likewise.
5796 (expand_function_start): Likewise.
5797 (expand_function_end): Likewise.
5798 * ggc-common.c (gcc_mark_trees): Likewise.
5799 * integrate.c (function_cannot_inline_p): Likewise.
5800 (copy_decl_for_inlining): Likewise.
5801 (expand_inline_function): Likewise.
5802 (integrate_parm_decls): Likewise.
5803 (integrate_decl_tree): Likewise.
5804 * print-tree.c (print_node): Likewise.
5805 * reg-stack.c (stack_result): Likewise.
5806 * stmt.c (label_rtx): Likewise.
5807 (expand_return): Likewise.
5808 (expand_decl): Likewise.
5809 (expand_decl_cleanup): Likewise.
5810 (expand_anon_union_decl): Likewise.
5811 * toplev.c (check_global_declarations): Likewise.
5812 (rest_of_decl_compilation): Likewise.
5813 * tree.c (simple_cst_equal): Likewise.
5814 * objc/objc-act.c (generate_static_references): Likewise.
5816 2001-03-14 Zack Weinberg <zackw@stanford.edu>
5818 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
5819 gcc_AC_C_FLOAT_FORMAT): New macros.
5820 * configure.in: Add AC_PROG_CPP after CC tests;
5821 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
5822 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
5823 * configure, config.in: Regenerate.
5825 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
5826 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
5827 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5828 config/i370/xm-linux.h, config/i370/xm-oe.h,
5829 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
5830 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
5831 config/pa/xm-linux.h, config/pa/xm-pa.h,
5832 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
5833 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
5834 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
5835 config/we32k/xm-we32k.h: Delete.
5837 * config/i370/xm-mvs.h, config/m88k/m88k.h,
5838 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5839 config/vax/xm-vms.h: Don't define any of:
5840 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
5842 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
5844 * config.gcc: Remove references to deleted files.
5845 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
5846 FATAL_EXIT_CODE, which is the same between oe and mvs).
5848 2001-03-14 DJ Delorie <dj@redhat.com>
5849 Vladimir Makarov <vmakarov@redhat.com>
5851 * config/i960/i960.c (i960_function_prologue): Compute size of
5852 frame according to number of registers actually saved there.
5854 2001-03-14 Richard Henderson <rth@redhat.com>
5856 * expr.c (emit_move_insn_1): Fix else if around #endif.
5858 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
5861 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
5864 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
5866 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
5867 (override_options): Parse cmodel string.
5868 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
5869 * i386.h (TARGET_OPTIONS): Add "cmodel".
5870 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
5872 (ix86_cmodel_string, ix86_cmodel): Declare.
5874 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
5877 * i386.h (GENERAL_REG_P): Add missing REG_P.
5879 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
5881 * configure.in: Use $gcc_cv_as instead of $as.
5882 * configure: Regenerated.
5884 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
5886 * cppfiles.c (stack_include_file): Only increase the include
5887 count if we actually process the file properly, as opposed
5888 to treating it as length zero. Only call read_include_file
5889 if not DO_NOT_REREAD. Handle the -H include file output
5891 (read_include_file): Remove now redundant DO_NOT_REREAD check.
5892 (cpp_included, find_include_file): Simplify pathnames after
5893 remapping them. If remapping, don't use the remapped file
5894 name's buffer as our scratch buffer.
5895 (cpp_pop_file_buffer): Replace the multiple include macro
5896 only if it isn't yet set.
5897 (read_name_map): Simplify remapped names when reading in.
5898 (remap_filename): Move code to code path that uses it.
5899 (_cpp_simplify_pathname): Return the input pointer.
5900 * cpphash.h (_cpp_simplify_pathname): Update prototype.
5902 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5904 * expr.c (expand_expr): Revove bogus conditional.
5906 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
5908 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
5910 2001-03-14 Jakub Jelinek <jakub@redhat.com>
5912 * reg-stack.c (stack_result): Unconditionally use
5913 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
5915 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
5917 * expr.c (emit_move_insn_1): Split push of complex value when
5918 no suitable push instruction exist.
5920 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
5921 instead of QI_REG_P.
5923 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5925 * alias.c (handled_component_p, can_address_p): New functions.
5926 (get_alias_set): Use them.
5928 2001-03-13 Jim Wilson <wilson@redhat.com>
5930 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
5931 from 80 in try_locals code.
5932 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
5934 2001-03-13 Zack Weinberg <zackw@stanford.edu>
5936 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
5937 gcc_AC_C_LONG_LONG): New.
5938 * configure.in: Use them. Probe the size of short, int, long,
5939 and long long/__int64 if we have them. Move all the AC_C_*
5940 checks together, except gcc_AC_C_CHAR_BIT which has to go
5941 after AC_CHECK_HEADERS(limits.h).
5942 Take hwint.h out of host_xm_file and build_xm_file.
5944 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
5945 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
5946 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
5947 Move the HOST_WIDEST_INT setup logic here from system.h.
5948 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
5950 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
5951 is now handled by hwint.h.
5953 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
5954 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
5955 config/ia64/xm-ia64.h: Don't define any of:
5956 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
5957 HOST_BITS_PER_LONGLONG.
5959 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
5960 config/h8300/xm-h8300.h, config/mips/iris6.h,
5961 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
5962 config/sparc/xm-sp64.h: Delete.
5963 * config.gcc: Remove references to deleted files.
5965 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
5966 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
5967 * config/i370/xm-linux.h: Clarify floating-point situation in
5970 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
5972 * cppfiles.c (NO_INCLUDE_PATH): New macro.
5973 (find_include_file): Decide here which part of the include
5974 chain to start the search. Complain about an empty include
5975 chain in all cases apart from an abolsute file name.
5976 (_cpp_execute_include): Don't choose the search chain here.
5977 Don't call handle_missing_include in the case of an empty
5979 (_cpp_compare_file_date): Don't choose the search chain here.
5980 * cpplib.c (do_include_next): Move the in-main-file diagnostic
5981 here from _cpp_execute_include. Behave like #include if
5982 we're in the main file.
5984 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5986 * system.h (malloc, realloc, calloc, strdup): Only poison these
5987 tokens when IN_GCC is defined.
5989 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
5991 * i386.md (abs?f expander): Support SSE case.
5992 (abd?f_if): Add new "USE"; add splitters.
5994 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5996 * cpp.texi (poison): Explain the macro expansion exception.
5998 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6000 * expr.c (store_expr): Add dont_store_target. If temp is already in
6001 target before copying to reg, don't store it into target again.
6003 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6005 * cppinternals.texi: Update for file handling.
6007 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6009 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6010 2001-02-24 which broke building the Java library.
6011 * function.c (identify_blocks): Likewise.
6012 (all_blocks): Likewise.
6013 * integrate.c (integrate_decl_tree): Likewise.
6014 * print-tree.c (print_node): Likewise.
6015 * tree.h (BLOCK_NUMBER): Likewise.
6016 (struct tree_block): Likewise.
6018 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6020 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6021 __WCHAR_TYPE__ definition.
6022 (WCHAR_TYPE_SIZE): #undef before #define.
6024 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6026 * cppfiles.c: Update comments.
6027 (destroy_include_file_node): Rename destroy_node.
6028 (find_or_create_entry): New function.
6029 (open_file, _cpp_fake_include): Use it.
6030 (handle_missing_header): New function, broken out of
6031 _cpp_execute include. Don't segfault if there is no
6032 system or quoted path.
6033 (_cpp_execute_include): Use handle_missing_header.
6035 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6037 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6038 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6040 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6042 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6043 unless anti_dependence says they are.
6044 * alias.c (objects_must_conflict): If neither has a type specified,
6047 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6048 David Billinghurst <David.Billinghurst@riotinto.com>
6050 * config/mips/iris5.h: Change WCHAR_TYPE to int.
6052 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
6054 * i386.md (trunctfdf2_2): Rename missnamed pattern.
6055 (*_one_bit): Remove type on the match_operand in attributes.
6057 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
6059 * i386.c: Commit forgotten hunk in previous patch.
6060 (regclass_map): Add extended registers.
6061 (dbx_register_map): Add missing frame register.
6063 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
6065 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
6067 * i386.md (x86_sahf_1): Disable for 64bit.
6068 (popsi*, pophi*): Likewise.
6069 (pushqi, pushhi): Likewise.
6070 (movdi, pushdi): Likewise.
6071 (zero extend DImode splitter): Likewise.
6072 (adddi, minusdi splitter): Likewise.
6073 (umulsidi): Likewise.
6075 (mulsidi): Disable for 64bit
6076 (lshift:DI/ashift:DI): Disable for 64bit.
6077 (loop patterns): Likewise.
6078 (call_pop, call_value_pop expanders and patterns): Likewise.
6079 (prologue_get_pc): Likewise.
6081 (fcmovDI pattern and splitter): Likewise.
6082 (movdfcc_1_rex64): New.
6084 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
6086 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
6087 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
6088 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
6089 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
6090 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
6091 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
6092 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
6093 (PUSH_ROUNDING): x86_64 rounds to 64bits.
6094 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
6095 (REGPARM_MAX): Set to 6 for x86_64.
6096 (SSE_REGPARM_MAX): Set to 16 for x86_64.
6097 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
6100 * (patterns that does use upper halves): Update constraints
6101 'q' to 'Q' and 'r' to 'R'.
6102 (cmpqi_ext_1): Disable for 64bit.
6103 (cmpqi_ext_3_insn): Likewise.
6104 (movqi_extzv_1): Likewsie.
6105 (addqi_ext_1): Liekwsie
6106 (testqi_ext_1): Liekwsie
6107 (andqi_ext_1): Liekwsie
6108 (xorqi_ext_1): Liekwsie
6109 (cmpqi_ext_1_rex64): New.
6110 (cmpqi_ext_3_insn_rex64): Likewise.
6111 (movqi_extzv_1_rex64): Likewsie.
6112 (addqi_ext_1_rex64): Liekwsie
6113 (testqi_ext_1_rex64): Liekwsie
6114 (andqi_ext_1_rex64): Liekwsie
6115 (xorqi_ext_1_rex64): Liekwsie
6117 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6119 * configure.in: Move check for unsigned enumerated bitfields
6120 to macro in aclocal.m4. Disable it for now.
6121 * configure, config.in: Regenerate.
6122 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
6123 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
6124 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
6125 kind above its first use.
6127 * config/xm-interix.h, config/alpha/xm-alpha.h,
6128 config/i370/xm-linux.h, config/i386/xm-beos.h,
6129 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
6130 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6131 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
6132 Don't define ONLY_INT_FIELDS under any circumstances.
6134 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
6136 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6137 config/sparc/xm-sysv4.h: Delete - now identical with some
6139 * config.gcc (hppa targets): Replace xm-pahpux.h and
6140 xm-papro.h with implicit xm-pa.h.
6141 (sparc targets): Replace xm-sysv4.h with implicit or explicit
6144 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
6146 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
6147 before reload_cse_noop_set_p.
6149 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6151 * config.gcc: Where xm-host.h used to include another
6152 xm-host.h, list the nested header directly in xm_file. Remove
6153 references to deleted files. Can now use sparc/xm-sp64.h for
6156 * config/xm-linux.h, config/arm/xm-linux.h,
6157 config/i386/xm-dos.h, config/i386/xm-gnu.h,
6158 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
6159 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
6160 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
6161 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
6164 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
6165 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
6166 bother to wrap #undef in #ifdef.
6167 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
6168 Don't include xm-linux.h.
6169 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
6171 * configure.in: Wrap regexps using [] in changequote block.
6172 Use expr : not echo | grep. Simplify regexps.
6173 * configure: Regenerate.
6175 56 xm-files remain, 22 xm-arch.
6177 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6179 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
6180 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6181 (local_index, local_rindex): Delete, use strchr/strrchr instead.
6182 (copy_object): Fix format specifier vs argument mismatch.
6184 * mips-tdump.c: Make local functions static.
6185 (rindex): Don't #undef.
6186 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6187 (fatal, fancy_abort): Delete.
6188 (read_seek): Avoid signed/unsigned compare.
6190 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6192 * combine.c (try_combine): Fix error in change to try original
6194 (gen_rtx_combine): Do same as gen_rtx for now.
6196 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6198 * configure.in: AC_SUBST xm_defines.
6199 * configure: Regenerate.
6200 * Makefile.in: Set DEFINES=$(xm_defines) when building
6203 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6205 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6206 (cpp_included, find_include_file): Update.
6207 (_cpp_compare_file_date): Make else unconditional.
6209 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6211 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6213 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6215 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6216 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6218 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6220 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6221 if it's a record type.
6223 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6225 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6226 mingw includes slightly.
6228 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6230 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6231 #undef token before poisoning it.
6233 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6235 * alpha.c (check_float_value): Use memcpy, not bcopy.
6237 * m32r.c (m32r_sched_reorder): Likewise.
6239 * vax.c (check_float_value): Likewise.
6241 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6243 * toplev.c (file_name_nondirectory): Remove.
6244 * toplev.h: Similarly.
6245 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6246 of file_name_nondirectory.
6248 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6250 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6251 * mips-tfile.c: Don't #undef rindex; not used.
6253 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6255 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6256 (dbx64_register_map): Declare.
6257 (RETURN_ADDR_RTX): Fix for 64bit.
6258 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6259 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6260 * i386.c (dbx64_register_map): New global array.
6261 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6262 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6265 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6267 * cppfiles.c (search_from): Use lbasename.
6268 * mkdeps.c (deps_add_default_target): Use lbasename.
6270 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6272 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6273 xcalloc in lieu of malloc, realloc & calloc.
6275 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6277 * gengenrtl.c (xmalloc): Likewise.
6279 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6280 really_call_* memory allocation routines.
6282 * stmt.c (check_for_full_enumeration_handling): Use
6283 really_call_calloc, not calloc.
6285 * system.h (really_call_malloc, really_call_calloc,
6286 really_call_realloc): Define.
6287 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6289 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6291 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6293 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6295 * configure: Rebuilt.
6296 * configure.in: Only use `lang_requires' for languages athat are
6299 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6301 * invoke.texi: Fix typo.
6302 * gcc.1: Regenerate.
6304 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6306 * configure.in: Prune nonexistent files from build_xm_file,
6307 xm_file, and host_xm_file lists. Warn unless they're
6309 Don't generate *config.h here.
6310 AC_SUBST all variables needed to generate *config.h.
6311 * configure: Regenerate.
6312 * mkconfig.sh: New helper script, from code removed from
6314 * Makefile.in: Zap all MALLOC variables - no longer used
6315 anywhere, and malloc.c doesn't exist.
6316 Substitute in variables needed to generate *config.h.
6317 Stop lying about the dependencies contained in CONFIG_H and
6319 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6320 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6321 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6322 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6323 $(TM_P_H), etc. as appropriate.
6325 * config.gcc: Zap references to deleted files.
6326 * ggc-none.c: Don't include rtl.h or tm_p.h.
6328 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6329 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6330 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6331 config/i386/xm-linux.h, config/i386/xm-linux.h,
6332 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6333 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6334 Don't include i386/xm-i386.h.
6336 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
6337 config/i386/xm-i386.h, config/i860/xm-i860.h,
6338 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
6339 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6340 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
6341 Delete (empty except comments, #includes of other deleted
6342 files, and macros used nowhere).
6344 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
6346 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
6347 independent on TARGET_FLAGS.
6349 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
6351 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
6353 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
6355 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
6357 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
6358 LAST_REX_SSE_REG): define.
6359 (enum reg_class): Add 'LEGACY_REGS'
6360 (REG_CLASS_CONTENTS): Likewise; add extended registers.
6361 (SSE_REGNO_P): Recognize extended registers.
6362 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
6363 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
6364 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
6365 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
6366 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
6367 REG_OK_FOR_STRREG_P): Remove.
6368 (HI_REGISTER_NAMES): Add extended registers.
6369 (ADDITIONAL_REGISTER_NAMES): Likewise.
6370 (QI_REGISTER_NAMES): Add 8bit extended registers.
6371 (DEBUG_REG): Support extended registers.
6372 * i386.c (regclass_map): Add extended registers.
6373 (dbx_register-map): Likewise.
6374 (svr4_dbx_register_map): Likewise.
6375 (print_reg): Support extended registers.
6376 (print_operand): Support 64bit operands.
6378 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
6380 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
6381 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6382 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
6383 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
6384 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
6385 STACK_BOUNDARY): Set properly for 64bits.
6386 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
6387 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
6388 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
6389 (MOVE_MAX): Set to 16.
6390 (MOVE_MAX_PIECES): 8 for 64bit.
6391 (Pmode): Set to SImode.
6393 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
6395 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
6397 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
6399 * i386.h (mask_64bit): New constant.
6400 (target_64bit): New macro.
6401 (target_options): Add '64'/'32'
6402 (target_default): Define.
6403 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
6404 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
6405 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
6407 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
6409 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
6411 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
6413 * rtlanal.c (rtx_varies_p): Check operand 0 of a
6414 LO_SUM unless for_alias is set.
6416 2001-03-08 Stan Shebs <shebs@apple.com>
6418 * objc/objc-act.c: Fix old typos in comments, add comments for
6420 (hash_init): Fix file name in error message.
6421 (hash_enter): Ditto.
6422 (hash_add_attr): Ditto.
6423 (continue_class): Ditto.
6425 2001-03-08 Bruce Korb <bkorb@gnu.org>
6427 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
6428 wait4() can receive the signal.
6430 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6432 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
6434 * fixinc/fixincl.x: Regenerate.
6436 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6438 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
6440 * fixinc/fixincl.x: Regenerate.
6442 2001-03-08 Richard Henderson <rth@redhat.com>
6444 * configure.in (HAVE_AS_LEB128): New assembler check.
6445 * configure, config.in: Rebuilt.
6447 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
6449 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
6452 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6454 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
6455 references to the MAXPATHLEN macro.
6457 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
6458 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
6461 * config/i386/xm-gnu.h, config/xm-gnu.h,
6462 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
6463 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
6464 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
6465 and/or unused files.
6467 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
6468 doing so in various xm-*.h files.
6470 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6472 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
6474 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
6476 * configure.in (enable_shared): Support per-package shared-library
6478 * configure: Rebuilt.
6480 2001-03-07 David Edelsohn <edelsohn@gnu.org>
6482 * rs6000.md (cr logic): Add original POWER mnemonic alternative
6483 for crnot. Set operands[5] in splitter.
6485 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6487 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
6488 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
6489 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
6490 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
6491 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
6492 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
6493 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
6496 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
6497 config/i370/xm-i370.h, config/i386/xm-dgux.h,
6498 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
6499 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
6500 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
6501 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
6502 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
6503 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
6504 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
6505 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6506 Delete unused and/or empty files.
6508 * config.gcc: Define USG in xm_defines as appropriate. Define
6509 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6510 macro. Remove deleted xm-* files from $xm_files variable.
6512 2001-03-07 Tom Tromey <tromey@redhat.com>
6514 * configure: Rebuilt.
6515 * configure.in: Allow config-lang.in to set `lang_requires' to list
6516 of other required languages.
6518 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6520 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6522 (output_prologue): Use xmalloc not oballoc.
6523 (output_epilog): Free a29k_first_epilogue_insn when finished.
6524 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6526 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6528 * builtins.c (expand_builtin_mathfn): Check
6529 flag_unsafe_math_optimizations, not flag_fast_math.
6530 (expand_builtin): Likewise
6531 * combine.c (combine_simplify_rtx): Likewise.
6532 (simplify_if_then_else): Likewise.
6533 * cse.c (fold_rtx): Likewise.
6534 * flags.h: Remove flag_fast_math. Add
6535 flag_unsafe_math_optimizations and flag_trapping_math.
6536 * fold-const.c (negate_expr): Check
6537 flag_unsafe_math_optimizations, not flag_fast_math.
6538 (invert_truthvalue): Likewise.
6539 (fold): Likewise. Before associating operands, check that
6540 code == MULT_EXPR, not code != MULT_EXPR.
6541 * ifcvt.c (noce_try_minmax): Check
6542 flag_unsafe_math_optimizations, not flag_fast_math.
6543 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
6544 * invoke.texi: Document -funsafe-math-optimizations and
6545 -fno-trapping-math. Change documentation for -ffast-math.
6546 * jump.c (reversed_comparison_code_parts): Likewise.
6547 (rtx_equal_for_thread_p): Likewise.
6548 * optabs.c (emit_conditional_move): Likewise.
6549 * simplify-rtx.c (simplify_binary_operation): Likewise.
6550 (simplify_relational_operation): Likewise.
6551 (simplify_ternary_operation): Likewise.
6552 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
6553 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
6554 Add trapping-math and unsafe-math-optimizations entries to f_options.
6555 (set_fast_math_flags): New, sets flags for -ffast-math.
6556 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
6557 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
6558 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
6560 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
6561 (alpha_emit_conditional_move): Initialize local_fast_math to
6562 flag_unsafe_math_optimizations, not flat_fast_math.
6563 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
6564 instead of setting flag_fast_math to 1.
6565 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
6567 * config/i386/i386.c (override_options): Likewise
6568 * config/i386/i386.md: Likewise.
6569 * config/m68k/m68k.md: Likewise.
6570 * config/mips/mips.md: Likewise.
6571 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
6572 (rs6000_generate_compare): Likewise.
6574 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6576 * Makefile.in: Set RANLIB to @RANLIB@.
6579 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6581 * fixinc/inclhack.def (djgpp_wchar_h): New test.
6582 * fixinc/fixincl.x: Regenerated.
6584 2001-03-07 Richard Henderson <rth@redhat.com>
6586 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
6588 2001-03-07 Richard Henderson <rth@redhat.com>
6590 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
6591 of block notes and exception handling notes.
6593 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
6594 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
6595 (compile_file): ... here.
6597 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6599 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
6601 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
6602 config.h now. Include libiberty.h to handle alloca.
6604 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6606 * c-parse.in (yylexname): New function, split out of _yylex.
6607 (objc_rid_sans_at): New table.
6608 (init_reswords): Initialize it.
6609 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
6610 retrieving the next token and checking it for significance as
6611 an ObjC keyword or string constant.
6613 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
6614 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
6616 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
6619 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
6621 * config/m68k/m68k.c (const_uint32_operand): Accept any
6622 const_int on a 32-bit host.
6624 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
6626 * objc/objc-act.c (init_objc): Set save_lang_status,
6627 restore_lang_status, and mark_lang_status.
6629 2001-03-06 Krister Walfridsson <cato@df.lth.se>
6631 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
6633 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
6635 * cppinternals.texi: Update.
6637 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6639 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6640 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
6641 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
6642 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6643 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
6644 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6645 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
6646 config/i386/xm-i386.h, config/i860/xm-i860.h,
6647 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6648 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
6649 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6650 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6651 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6652 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6653 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
6654 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6655 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
6656 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6657 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6658 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
6659 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
6660 match the defaults provided in hwint.h.
6662 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6663 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
6665 * config.gcc (xm_file): Don't set to files which are deleted.
6667 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
6668 guard this file against these macros being undefined.
6670 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6672 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
6673 and DECL_DEFER_OUTPUT on the decl we create, before calling
6674 rest_of_decl_compilation.
6676 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6678 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
6680 * configure, config.in: Regenerate.
6681 * config.gcc: Remove references to deleted files.
6683 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
6684 genrecog.c, rtl.c: Do not use alloca anywhere.
6686 * Makefile.in, build-make, system.h, config/x-interix,
6687 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
6688 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
6689 config/arc/xm-arc.h, config/arm/xm-arm.h,
6690 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6691 config/h8300/xm-h8300.h, config/i370/x-oe,
6692 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
6693 config/i386/x-ncr3000, config/i386/x-sco5,
6694 config/i386/xm-dgux.h, config/i860/x-sysv4,
6695 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
6696 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
6697 config/m68k/x-hp320g, config/m69k/x-mot3300,
6698 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
6699 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
6700 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
6701 config/m88k/x-sysv4, config/m88k/x-tekXD88,
6702 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6703 config/mips/x-iris, config/mips/x-iris3,
6704 config/mips/x-sni-svr4, config/mips/x-sysv,
6705 config/mips/xm-iris6.h, config/mips/xm-mips.h,
6706 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
6707 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
6708 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6709 config/pa/xm-papro.h, config/romp/xm-romp.h,
6710 config/rs6000/x-aix31, config/rs6000/x-aix41,
6711 config/rs6000/x-beos, config/rs6000/x-lynx,
6712 config/rs6000/x-mach, config/rs6000/x-rs6000,
6713 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
6714 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6715 config/sparc/x-sysv4, config/sparc/xm-linux.h,
6716 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
6717 config/vax/xm-vms.h: Eradicate all references to alloca and
6720 * config/xm-alloca.h, config/clipper/x-clix,
6721 config/i386/xm-sysv4.h, config/i860/x-fx2800,
6722 config/i860/x-sysv3, config/m88k/x-sysv3,
6723 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
6724 (contained only alloca related hacks).
6726 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
6729 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
6731 * invoke.texi: Document __FAST_MATH__.
6733 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6735 * crtstuff.c: Restore include of auto-host.h.
6737 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
6739 Put main() in a separate file, so that the language
6740 front-end can use a different main().
6743 * toplev.c: (main): Rename as toplev_main.
6744 * toplev.h: Declare toplev_main.
6745 * Makefile.in (OBJS): add toplev.o.
6746 (BACKEND): remove toplev.o, add main.o.
6748 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6750 * cppfiles.c (search_from): Special case the empty string.
6752 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6754 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
6755 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
6756 strlen or strcpy; we already know the length.
6757 (_cpp_compare_file_date): Similarly.
6758 * cpphash.h (struct cpp_reader): Delete done_initialising.
6759 (CPP_PREV_BUFFER): Delete.
6760 * cppinit.c (cpp_start_read): Don't set done_initialising.
6761 * cpplex.c (parse_string): Guarantee null-termination.
6762 (_cpp_equiv_toklists): Remove.
6763 * cpplib.c (glue_header_name): Null-terminate.
6764 (do_line): Don't leak memory.
6765 * cpplib.h (BT_WEAK): Delete.
6766 * cppmain.c (cb_ident): Strings are now null-terminated.
6768 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
6770 * gcc.c (convert_filename): Append executable suffix
6771 if NO_AUTO_EXE_SUFFIX is not defined.
6772 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
6773 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
6775 2001-03-03 David O'Brien <obrien@FreeBSD.org>
6777 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6778 * c-parse.gperf, c-gperf.h: Delete.
6779 (c-gperf.h was accidently re-added to the CVS repo in the rev
6780 1.16 commit by tromey)
6782 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6784 * cpplex.c (_cpp_lex_token): Don't warn about directives in
6785 macro arguments when looking for the '('.
6786 * cppmacro.c (funlike_invocation_p): Set parsing_args to
6787 2 when really parsing arguments; 1 when looking for '('.
6788 Always restore the lexer position.
6790 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6792 * longlong.h (umul_ppmm): Don't use a multiline string.
6794 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6796 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
6797 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
6798 t_bool in declaration because pcc can't combine volatile with typedef
6801 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
6803 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
6804 until when it is really needed.
6805 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
6806 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
6807 * i386.md (float?i?f splitter): Don't force source operand to memory
6809 (sse_movdfcc): Fix constraint.
6810 (sse_movdfcc splitter): Handle properly the second alternative.
6812 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6814 * cpplex.c (parse_string): Unconditionally pedwarn.
6816 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6819 * cppexp.c (parse_number): Update.
6820 * cpplex.c (parse_string): Pedwarn if multiline string does not
6821 result from a system header's macro.
6822 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
6823 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
6824 for function-like macros too.
6825 * c-lex.c (lex_number): Update.
6827 2001-03-03 Richard Henderson <rth@redhat.com>
6829 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
6831 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
6833 * combine.c (try_combine): If split with mode-changed scratch
6834 register didn't work, try the original mode.
6836 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
6838 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
6839 * config/c4x/c4x.h: Likewise.
6840 * stor-layout.c (compute_record_mode): Likewise.
6841 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
6843 2001-03-02 Zack Weinberg <zackw@stanford.edu>
6845 * configure.in: Kill tm.h. Include the files in the $tm_file
6846 list in all three of config.h, hconfig.h, tconfig.h, after the
6847 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
6848 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
6849 * configure: Regenerate.
6850 * Makefile.in (clean): Don't delete tm.h.
6852 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
6853 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
6854 those are not defined, set SEC and FEC to 0 and 1.
6855 * gcc.texi: Update to match.
6857 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
6858 * config/fp-bit.c, config/m68k/aux-crt2.asm,
6859 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
6860 Include tconfig.h, not tm.h.
6862 * config/xm-lynx.h, config/xm-std32.h,
6863 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6864 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
6865 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
6866 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6867 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6868 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6869 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
6870 config/i386/xm-i386.h, config/i860/xm-i860.h,
6871 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6872 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
6873 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6874 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6875 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6876 config/pa/xm-linux.h, config/pa/xm-pa.h,
6877 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6878 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
6879 config/pj/xm-pj.h, config/romp/xm-romp.h,
6880 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6881 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6882 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6883 config/v850/xm-v850.h, config/vax/xm-vax.h,
6884 config/we32k/xm-we32k.h:
6886 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
6888 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
6889 config/i370/xm-oe.h: Don't include tm.h. Don't define
6891 * config/vax/xm-vms.h: Don't include tm.h.
6893 * config/xm-lynx.h, config/avr/xm-avr.h,
6894 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
6895 Delete; made empty by above changes.
6896 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6897 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
6898 Don't include config/xm-lynx.h or tm.h.
6900 * config/xm-gnu.h: Don't include fcntl.h.
6901 * config/sparc/xm-lynx.h: Don't include sys/types.h and
6903 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
6905 2001-03-02 Richard Henderson <rth@redhat.com>
6907 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
6908 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
6910 2001-03-02 Richard Henderson <rth@redhat.com>
6912 * Makefile.in (OBJS): Add dwarf2asm.o.
6913 * dwarf2asm.c, dwarf2asm.h: New files.
6914 * dwarf2out.c (*): Use them.
6915 (size_of_uleb128, size_of_sleb128): Remove.
6916 (output_uleb128, output_sleb128): Remove.
6917 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
6918 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
6919 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
6920 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
6921 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
6922 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
6923 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
6924 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
6925 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
6926 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6927 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
6928 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
6929 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
6930 (dwarf2out_frame_debug): Remove unused variables.
6931 (output_loc_operands): Don't abort on 8 byte constants if
6932 host integers are wide enough.
6933 (output_symbolic_ref): Remove.
6934 (size_of_die): Don't assume 4 byte host integers.
6935 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
6937 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
6938 something stupid with HOST_WIDE_INT to long truncation.
6939 [CONST_DOUBLE]: Likewise.
6941 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
6942 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6943 * config/arm/unknown-elf.h: Likewise.
6944 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
6945 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
6946 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
6947 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
6948 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
6949 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
6950 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
6951 (ASM_OUTPUT_DWARF_OFFSET): Remove.
6952 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
6953 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6954 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
6955 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
6957 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6959 * cselib.c (hash_rtx): Cast enums to unsigned int.
6961 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6963 * print-rtl.c (print_rtx): Cast enums to int for comparison.
6964 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
6966 * c-format.c (C_STD_VER): Cast to int for comparisons.
6967 (check_function_format): Cast various enums to int for &.
6968 (maybe_read_dollar_number): Likewise.
6969 (check_format_info): Likewise.
6970 (check_format_info_main): Likewise.
6971 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
6972 (safe_from_p): Likewise.
6973 * varasm.c (const_hash): Cast enum to int for %.
6974 * emit-rtl.c (init_emit_once): Use int loop variable to work around
6975 pcc enum problems with < and ++ operators.
6976 * regclass.c (init_reg_sets_1): Cast enums for comparison.
6977 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
6978 (regclass_init): Change enum class to int to iterate over reg_classes.
6979 * genrecog.c (merge_trees): Cast enums for comparison.
6980 * rtl.h (GET_CODE): Cast to enum rtx_code.
6981 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
6982 (GET_MODE): Cast to enum machine_mode.
6983 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
6984 (GET_NOTE_INSN_NAME): Cast enum to int.
6985 * tree.h (TREE_CODE): Cast to enum tree_code.
6986 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
6987 * timevar.c (timevar_print): Change loop variable id from enum to
6989 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
6990 * config/i386/i386.md: Use PUT_MODE for mode assignment.
6991 * toplev.c (compile_file): Cast enum DFI to int.
6992 (decode_d_option): Likewise.
6994 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
6996 * cppinit.c (append_include_chain): Mark "after" include file name list
6997 as a system directory.
6998 * cpp.texi: Document new behavior.
7000 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7002 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7004 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7006 * cppfiles.c (struct include_file): Update.
7007 (stack_include_file): Use search_from.
7008 (cpp_included, find_include_file): Update.
7009 (cpp_execute_include): Update. ptr->name may not be
7010 null terminated. Use the new search_from member variable
7012 (_cpp_compare_file_date): Similarly.
7013 (search_from): New function, similiar to actual_directory.
7014 (actual_directory): Delete.
7015 (remap_filename): Update. loc->name may not be null terminated.
7016 (struct file_name_list): Rename search_path. Update.
7017 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7018 search_from and dir.
7019 (struct cpp_reader): Remove actual_dirs.
7020 * cppinit.c (struct cpp_pending): Update for renamed objects.
7021 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7022 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7023 * cpplib.h (struct cpp_options): Similarly.
7025 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7027 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7028 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7029 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7030 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7031 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7032 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7033 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7034 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7035 config/i370/xm-oe.h, config/i386/xm-aix.h,
7036 config/i386/xm-i386.h, config/i386/xm-osf.h,
7037 config/i860/xm-i860.h, config/i960/xm-i960.h,
7038 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7039 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7040 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7041 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7042 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7043 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7044 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7045 config/pj/xm-pj.h, config/romp/xm-romp.h,
7046 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7047 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7048 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7049 config/v850/xm-v850.h, config/vax/xm-vax.h,
7050 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
7051 Do not define TRUE or FALSE.
7053 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
7054 empty by above change.
7055 * config.gcc: Remove references to these files.
7057 * configure.in: Detect stdbool.h.
7058 * configure, config.in: Regenerate.
7059 * system.h: Include stddef.h here if available.
7060 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
7061 Then set up a sensible boolean type at the very end.
7063 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
7064 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
7066 * hash.h: Delete 'boolean' typedef and related #undefs.
7068 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
7069 all uses of 'boolean' with 'bool'.
7071 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7073 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
7074 * cppexp.c (lex): Cast enums for comparison.
7075 * cppinit.c (parse_option): Cast enum for comparison.
7076 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
7077 (cpp_output_token): Likewise.
7078 (cpp_can_paste): Cast enums for comparsion and plus/minus.
7079 (cpp_avoid_paste): Cast enums for minus and comparison.
7081 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7083 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
7084 field to all array elements.
7086 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7088 * cpphash.h (struct cpp_reader): Add print_version field.
7089 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
7090 just set print_version and other flags as appropriate.
7091 (cpp_post_options): Print version here if print_version is set.
7093 * toplev.c (exit_after_options): New flag.
7094 (independent_decode_option): Don't exit here; just set
7096 (main): Exit after calling lang_hooks.post_options if
7097 exit_after_options is true.
7099 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
7100 (merge_include_chains): Adjust comment to match code.
7102 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7104 * stringpool.c (set_identifier): New function.
7105 * tree.h: Prototype it.
7107 * c-parse.in: Kill D_YES. If compiled for objc, call
7108 save_and_forget_protocol_qualifiers from init_reswords.
7109 * objc/objc-act.c (remember_protocol_qualifiers,
7110 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
7111 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
7113 (save_and_forget_protocol_qualifiers): New function.
7114 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
7116 2001-03-01 Diego Novillo <dnovillo@redhat.com>
7118 * c-semantics.c (prune_unused_decls): Return error_mark_node
7119 instead of (tree) 1 to stop traversing the tree chain.
7121 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7123 Fix a problem introduced by Kenner's Feb 18 change.
7124 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
7125 flag_cse_skip_blocks only temporarily, not for ever.
7127 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
7129 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
7130 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
7132 * pa.c (emit_move_sequence): Verify operand0 is a hard register
7133 before determining its register class.
7135 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7137 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
7138 from reg 4 if current_function_calls_setjmp.
7139 (gen_nop_type): New function.
7140 (ia64_emit_nops): New function.
7141 (ia64_reorg): Call it.
7142 (ia64_sched_reorder): Move code that rotates bundles up a bit.
7144 * reload1.c (eliminate_regs_in_insn): Restrict the special case
7145 code not to try to optimize adds with anything but a REG destination.
7147 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
7148 (INSN_PRIORITY_KNOWN): New accessor macro.
7149 * haifa-sched.c (priority): Use it instead of testing priority against
7152 2001-02-28 DJ Delorie <dj@redhat.com>
7154 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
7155 since that doesn't work the way gcc wants on a generic m68k.
7157 2001-02-28 Richard Henderson <rth@redhat.com>
7159 * caller-save.c (save_call_clobbered_regs): Fix typo in
7160 comparison last change.
7162 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
7164 * i386.c (pentium4_cost): New.
7165 (m_PENT4): New macro.
7166 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
7167 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
7168 x86_integer_DFmode_moves, x86_partial_reg_dependency,
7169 x86_memory_mismatch_stall): Add Pentium4
7170 (x86_use_q_reg, x86_use_any_reg): Kill.
7171 (override_options): Add pentium4.
7172 (incdec_operand): Return 0 for pentium4.
7173 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
7174 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
7175 (TARGET_PENTIUM4): Define.
7176 (enum processor_type): Add PROCESSOR_PENTIUM4.
7177 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
7178 * i386.md (attribute "cpu"): Add pentium4.
7179 * invoke.texi (march): Add pentium4.
7181 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
7183 * i386.md (sse_mov?fcc*): New patterns and splitters.
7184 * i386.c (ix86_expand_movcc): Work post-reload; recognize
7185 the SSE based conditional moves.
7187 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
7189 * i386.md (attribute mode): Add "TI".
7190 (movsf_1): Add pxor support; remove constant propagation splitter.
7191 (movdf_integer): Likewise.
7192 (movdf_nointeger): Likewise.
7193 (movxf constant prop splitter): Handle all modes; update for SSE.
7194 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7195 * i386.c (standard_80387_constant_p): Rewrite.
7196 (standard_sse_constant_p): New.
7197 * i386-protos.h (standard_sse_constant_p): New.
7199 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7201 * i386.md (sse_setccsf, sse_setccdf): New.
7202 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7204 * i386.c (sse_comparison_operator): Accept the supported unordered
7205 comparses; be ready for fast_math.
7206 (print_operand): Support 'D'.
7208 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7210 * jump.c (reversed_comparison_code): Kill.
7212 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7214 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7217 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7219 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7220 add missing '%' in constraints.
7222 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7224 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7225 for HOST_BITS_PER_WIDE_INT == 32 too.
7227 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7229 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7231 (insert_save, insert_restore): New parameter save_mode.
7232 (init_caller_save): Update initialization of reg_save_code
7233 and reg_restore_code.
7234 (save_call_clobbered_regs): Compute save_modes and update calls to
7235 reg_save_code and reg_restore_code.
7236 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7237 of spill; update use of reg_restore_code.
7238 (insert_save): Likewise.
7239 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7240 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7241 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7243 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7245 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7246 noce_try_store_flag_inc, noce_try_store_flag_mask,
7247 noce_try_cmove_arith):
7248 Use reversed_comparison_code instead of reverse_comparison and
7249 can_reverse_comparison_p.
7251 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7253 * jump.c (reversed_comparison_code_parts): Allow reversal of
7254 unordered compares in -ffast-math mode; reverse ordered compares
7255 for FP even w/o -ffast-math.
7257 2001-02-27 Richard Henderson <rth@redhat.com>
7259 * print-rtl.c (print_rtx) [i]: Don't print field five on
7260 NOTEs other than NOTE_INSN_DELETED_LABEL.
7262 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7264 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7265 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7267 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7269 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7270 even if walk_subtrees is 0.
7271 * c-semantics.c (prune_unused_decls): Return a non-null value to
7272 stop traversing the tree chain.
7274 2001-02-27 DJ Delorie <dj@redhat.com>
7276 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7277 register, *then* define it as the new CFA.
7279 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7281 * pa.c (override_options): Promote -fpic to -fPIC.
7282 (legitimize_pic_address): Simplify due to removal of
7283 small PIC as a code generation option.
7284 (secondary_reload_class): Similarly.
7285 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7286 (PRINT_OPERAND_ADDRESS): Similarly.
7287 * pa.md (various patterns): Similarly.
7288 (small pic lo_sum pattern): Remove.
7290 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7293 * md.texi (min, max): Document
7295 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7297 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7298 TARGET_PARTIAL_REG_DEPENDENCY.
7299 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7301 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7303 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7305 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7307 * mips.c (mips_make_temp_file): Fix thinko in last change.
7309 2001-02-26 Jason Eckhardt <jle@redhat.com>
7311 * combine.c (known_cond): Do not reverse the condition when
7312 SMAX/UMAX is being considered and the condition is for equality
7315 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7317 2001-02-26 Philip Blundell <philb@gnu.org>
7319 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7321 * config/arm/linux-elf.h: Remove historical relics related to
7322 above configurations.
7323 * config/arm/linux-oldld.h: Delete.
7324 * config/arm/linux-elf26.h: Delete.
7326 2001-02-26 Jason Merrill <jason@redhat.com>
7328 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7330 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7331 recognize a tentative definition. Lose obsolete code.
7333 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7334 variables unless necessary, either.
7336 2001-02-25 Richard Henderson <rth@redhat.com>
7338 * ifcvt.c (struct noce_if_info): Add test_bb.
7339 (noce_get_alt_condition): New.
7340 (noce_try_minmax, noce_try_abs): New.
7341 (noce_operand_ok): New.
7342 (noce_process_if_block): Use them.
7343 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
7345 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
7347 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
7350 2001-02-25 Zack Weinberg <zackw@stanford.edu>
7352 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
7353 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
7355 (mips_asm_file_end): Free temp_filename here.
7357 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7359 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
7360 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
7362 * config/i386/i386.md (movstrsi): Handle FAIL case.
7364 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
7366 * cppinit.c (builtin_array): Update.
7367 (init_builtins): Flag builtins to warn if redefined or
7368 undefined. Define __GXX_WEAK as a normal macro.
7369 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
7370 * cpplib.h (NODE_WARN): New flag.
7371 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
7372 Handle __STDC__ as a builtin only on Solaris.
7373 (warn_of_redefinition): Renamed from check_macro_definition.
7374 Reverse sense of test. Always warn if NODE_WARN.
7375 (_cpp_create_definition): Use warn_of_redefinition. Flag
7376 any macro beginning with "__STDC_" to require a mandatory
7377 warning if redefined or undefined.
7379 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7381 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
7382 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
7383 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
7384 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
7385 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
7386 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
7387 Don't define any of:
7388 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
7389 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
7390 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
7391 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
7392 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
7394 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
7395 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
7398 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
7399 Delete now-empty file.
7401 * alpha/vms.h: Define NEED_ATEXIT here...
7402 * alpha/xm-vms.h: ...not here.
7404 * i386/cygwin.h: Don't define PARAMS.
7405 * mips/mips.c: Don't prototype mktemp. Don't define
7406 P_tmpdir. Use make_temp_file to create temporary files.
7407 Don't be clever and delete temporary files early.
7408 * config.gcc: Drop references to deleted files. Don't define
7410 * gcc.texi: Don't mention USE_PROTOTYPES.
7412 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7414 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
7415 (ix86_set_move_mem_attrs_1): Likewise.
7416 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
7417 * config/i386/i386.md (movstrsi): Call it.
7419 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7421 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
7422 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
7423 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
7424 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
7426 (i750a-*-*): Error here if hosting on i750a.
7427 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
7429 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
7430 Remove (empty modulo comments).
7432 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
7433 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
7434 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
7435 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
7436 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
7437 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
7439 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
7440 Remove reference to winnt.h in comment.
7441 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
7443 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7445 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
7446 used to set another biv.
7448 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7450 * tree.h (BLOCK_DEAD): New macro.
7451 (struct tree_block): New flag, dead_flag.
7452 * print-tree.c (print_node, case 'b'): Print missing fields.
7453 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
7454 * function.c (identify_blocks): Enable test for misplaced notes.
7455 (all_blocks): Skip BLOCK_DEAD blocks.
7456 * integrate.c (integrate_decl_tree): Likewise.
7458 * errors.c (internal_error, trim_filename): New functions.
7459 (fancy_abort): Call internal_error.
7460 * errors.h (internal_error, trim_filename): New declarations.
7462 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
7464 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
7466 (EXTRA_CONSTRAINT): Formatting changes.
7468 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7470 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
7472 2001-02-23 Per Bothner <per@bothner.com>
7474 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
7475 so they can be called from java/jvspec.c.
7476 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
7478 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
7480 * i386.c (ix86_frame): New structure.
7481 (ix86_compute_frame_size): Kill.
7482 (ix86_compute_frame_layout): New.
7483 (ix86_save_reg): New.
7484 (ix86_can_use_return_insn_p): Use frame layout stuff.
7485 (ix86_expand_prologue): Likewise.
7486 (ix86_expand_epilogue): Likewise.
7487 (ix86_initial_elimination_offset): Likewise.
7488 (ix86_nsaved_regs): Use ix86_save_reg.
7489 (ix86_emit_save_regs): Likewise.
7491 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
7493 * flow.c (find_sub_basic_blocks): New function.
7494 (split_block): Be ready for basic block introduced by CODE_LABEL.
7495 (commit_one_edge_insertion): Call find_sub_basic_block.
7497 * flow.c (make_edges): Add edge from entry for blocks starting with
7498 label having ALTERNATE_NAME
7500 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
7502 * function.c (epilogue_done): Be ready for first basic block not
7503 containing PROLOGUE_END note.
7504 (reposition_prologue_and_epilogue_notes): Avoid placing
7505 PROLOGUE_END note between BASIC_BLOCK.
7507 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7509 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7511 2001-02-21 DJ Delorie <dj@redhat.com>
7513 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7514 check for current_function_has_nonlocal_goto from 1999-11-12.
7516 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7518 * diagnostic.c (trim_filename): No longer static.
7519 * toplev.h (trim_filename): Declare.
7520 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7521 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7522 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7523 (rtvec_check_failed_bounds): Likewise.
7524 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7526 * convert.c (convert_to_integer): Don't do unsigned unless result or
7527 both inputs are unsigned.
7529 * fold-const.c (fold_convert): Don't call size_int_type_wide if
7532 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
7534 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
7536 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
7538 * Makefile.in (resource.o): Add params.h dependence.
7539 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
7540 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
7541 * resource.c: Add dependence on params.h.
7542 (current_live_regs): Fix explanatory comment.
7543 (find_basic_block): Add new parameter to permit limiting search
7545 (mark_target_live_regs): Add new argument to find_basic_block call.
7546 (incr_ticks_for_insn): Likewise.
7548 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7550 * diagnostic.c (output_to_stream): Rename to
7551 output_buffer_to_stream. Loses the stream parameter.
7552 (init_output_buffer): Set diagnosic_buffer's stream.
7553 (flush_diagnostic_buffer): Adjust.
7554 (default_print_error_function): Likewise.
7555 (finish_diagnostic): Likewise.
7556 (verbatim): Likewise.
7558 * diagnostic.h (struct output_buffer): Add `stream' field.
7559 (output_buffer_attached_stream): New macro.
7561 2001-02-23 Jakub Jelinek <jakub@redhat.com>
7563 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
7564 check if either operand is divisible by C.
7565 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
7566 If type is signed, consider negative numbers as well.
7568 2001-02-22 Richard Henderson <rth@redhat.com>
7570 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
7571 reach .text instead of gp-relative relocs.
7572 * config/ia64/crtend.asm (.init): Likewise.
7574 2001-02-22 Andreas Jaeger <aj@suse.de>
7576 * extend.texi (C++ Attributes): Fix typo.
7578 2001-02-21 David Mosberger <davidm@hpl.hp.com>
7580 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
7581 functions, drop current_function_args_info.words test.
7582 (ia64_compute_frame_size): Mark syscall_linkage functions as
7583 using eight input registers.
7585 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
7586 Bruce Korb <bkorb@gnu.org>
7588 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
7589 * fixinc/README: Document how to convert sed substitutions
7590 to format style c_fix-es.
7591 * fixinc/fixincl.x: regen
7593 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
7595 * gcc.c: Add comment explaining how to add a command-line option.
7596 Add title to specs language comment.
7598 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7600 * gcc.c (cc1_options): Add "-param".
7601 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
7602 (option_map): Likewise.
7603 * toplev.c (display_help): Add entry for "--param".
7604 (independent_decode_option): Fix typographical error.
7606 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
7607 Bernd Schmidt <bernds@redhat.com>
7608 Jan Hubicka <jh@suse.cz>
7610 * i386.c (function_arg_advance): Pass SSE arguments in registers.
7611 (function_arg): Likewise.
7613 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
7615 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
7617 2001-02-21 Kazu Hirata <kazu@hxi.com>
7619 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
7623 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
7625 * flow.c (init_propagate_block_info): Canon address and use single_set
7626 for killing dead memory stores.
7628 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7630 * Makefile.in (reorg.o): Add params.h dependence.
7631 * params.def: Fix typographical error in comment.
7632 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7633 * params.h: Modify introductory comment.
7634 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7635 * reorg.c: Add dependence on params.h.
7636 (redundant_insn): Add parameterized throttle for search.
7637 (fill_simple_delay_slots): Add a comment explaining a variable.
7638 Move conditional out of loop, simplifying code.
7639 (fill_eager_delay_slots): Fix typographical error in comment.
7641 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
7643 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
7645 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
7646 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
7648 2001-02-21 Jason Merrill <jason@redhat.com>
7650 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
7651 (struct tree_decl): Add uninlinable bitfield.
7652 * c-decl.c (duplicate_decls): Set it.
7653 * integrate.c (function_cannot_inline_p): Check it.
7655 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
7656 DW_AT_MIPS_linkage_name to abstract methods.
7657 (dwarf2out_abstract_function): Emit class context before calling
7658 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
7659 (gen_subprogram_die): Remove obsolete code.
7660 (gen_member_die): Don't include clones in the member list.
7661 (gen_decl_die): Emit abstract info for clone origin.
7662 * dwarfout.c (output_type): Don't include clones in the member list.
7663 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
7664 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
7665 DECL_ABSTRACT on a function that already has it set.
7667 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
7668 (get_subprogram_die): Pass it in.
7670 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
7672 * flow.c (mark_set_1): Make not_dead unsigned long. For
7673 non-pseudos, use it as a bitmask of the hard regs that
7676 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
7678 * cppfiles.c: Update comments.
7679 (_cpp_read_file): Don't check for NULL filenames any more.
7680 * cppinit.c (cpp_start_read): Don't do canonicalization of
7681 in_fname and out_fname. Use the passed file name exclusively.
7682 (_cpp_handle_options): Don't treat "-" as a command line option,
7683 but as a normal filename.
7684 (_cpp_post_options): Canonicalize in_fname and out_fname.
7685 * cppmain.c (printer_init): Don't check out_fname for NULL.
7686 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
7687 (init_c_lex): Update, and use "" to represent stdin to CPP.
7690 2001-02-20 Will Cohen <wcohen@redhat.com>
7692 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
7693 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
7694 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
7697 2001-02-20 Stan Shebs <shebs@apple.com>
7699 * config/rs6000/rs6000.c (output_cbranch): Output branches
7700 on separate lines instead of using ';' to separate.
7702 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7704 * cppinit.c (set_lang): Move builtin handling to...
7705 (init_builtins): ...here.
7706 (_cpp_create_reader): Move call to set_lang.
7708 2001-02-20 Mark Mitchell <mark@codesourcery.com>
7710 * stmt.c (expand_return): If an attempt is made to return the
7711 error_mar_node, treat the return like a return without a value.
7713 2001-02-19 Zack Weinberg <zackw@stanford.edu>
7715 * sibcall.c (skip_copy_to_return_value): Call
7716 identify_call_return_value here, and return orig_insn if it
7717 returns zero. Hardret and softret arguments now unnecessary.
7718 (call_ends_block_p): Don't call identify_call_return_value here.
7720 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
7722 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
7723 * ggc.h (ggc_mark_if_gcable): Delete prototype.
7725 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
7727 * pa.c (move_operand): Accept code to load the address of a
7728 symbol out of the DLT as a valid move operand.
7729 (print_operand, case 'A'): New to handle generating a DLT
7730 reference for a LO_SUM expression.
7731 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
7732 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
7734 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
7736 * README, cpp.texi, gcc.texi, version.c: Update version number to
7738 * cpp.1, gcov.1, gcc.1: Regenerate.
7740 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7742 * cppfiles.c (stack_include_file): Generate dependencies
7743 here, and manage include_count here too.
7744 (PRINT_THIS_DEP): Delete.
7745 (_cpp_execute_include): Do not generate dependencies here,
7746 apart from the case of a missing header. Do not manage
7748 (_cpp_read_file): Leave dependency generation to
7751 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
7753 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
7754 target_cpu_default. Remove dead assignment to
7757 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
7759 * regclass.c (contains_reg_of_mode): Make global.
7760 (init_reg_sets): Remove contains_reg_of_mode; take into account
7761 CLASS_MAX_NREGS when looking for the proper mode.
7762 (dump_regclass): Dump only classes considered for the pseudo.
7763 (regclass): Use contains_reg_of_mode.
7765 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
7767 * gcc.c (do_spec_1): 'n' for printing notices.
7768 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
7770 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
7772 * reg-stack.c (next_flags_user): Use current_block->end
7773 (swap_rtx_condition): Look for next user if flags don't die;
7774 give up on CALL_INSNs; use current_block->end.
7776 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7778 * sibcall.c (call_ends_block_p): New function.
7779 (optimize_sibling_and_tail_recursive_call): Use it.
7781 2001-02-18 Kazu Hirata <kazu@hxi.com>
7783 * config/h8300/h8300.md: Update copyright.
7784 (andsi3): Do not output an extra newline character.
7786 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7788 * toplev.c (note_deferral_of_defined_inlined_function): Argument
7789 FNDECL may be unused.
7791 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
7792 follow jumps after first run.
7793 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
7794 it doesn't change any jumps.
7796 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
7798 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
7799 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
7800 (mostlyclean): Corresponding changes.
7801 * rtlanal.c (hard-reg-set.h): Include.
7802 (rtx_unstable_p): Do not treat the argument pointer specially
7803 if it is not a fixed register.
7804 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
7806 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7808 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
7809 against last real insn in basic block.
7810 Rework to avoid gotos.
7812 * Makefile.in (gcse.o): Now includes ggc.h.
7813 * gcse.c: Include ggc.h.
7814 (want_to_gcse_p): Verify expression can be in SET as valid insn.
7815 (try_replace_reg): Remove warning of uninitialize variable.
7816 (process_insert_insn): Call invalid_insn_p to validate insn.
7817 * recog.c (insn_invalid_p): Now global.
7818 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
7819 * recog.h (insn_invalid_p): New declaration.
7821 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
7823 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
7824 assignments from FP constants since 'Y' output code can't handle it.
7825 (eligible_for_sibcall_delay): Likewise.
7827 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
7828 Call fancy_abort directly, passing args.
7829 (print_rtl_and_abort): Now a macro, like fancy_abort.
7831 * final.c (output_operand_lossage): Use internal_error, not error.
7833 2001-02-18 Shane Nay <shane@agendacomputing.com>
7835 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
7836 structure shift insns.
7838 2001-02-18 Mark Mitchell <mark@codesourcery.com>
7840 * invoke.texi (-fsquangle): Remove documentation.
7841 (-fname-mangling-version): Likewise.
7843 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
7845 * optabs.c (expand_abs): Remove reference to
7846 HAVE_contitional_arithmetic.
7847 * combine.c (simplify_set): Likewise.
7849 2001-02-18 Richard Henderson <rth@redhat.com>
7851 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
7854 2001-02-18 Richard Henderson <rth@redhat.com>
7856 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
7858 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
7860 * reload1.c (reload_cse_simplify_set): Fix typo.
7862 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7864 * diagnostic.c (_fatal_insn): Decrement errorcount.
7866 * invoke.texi (-I): Add note avoiding use for system header files.
7868 * rtl.h (add_clobbers): Remove duplicate declaration.
7869 * recog.h (added_clobbers_hard_reg_p): New declaration.
7870 * genemit.c (struct clobber_pat): New field has_hard_reg.
7871 (gen_insn): Record if added clobbers clobber hard reg.
7872 (gen_split): Avoid unused warning if number of operands is 0.
7873 (output_added_clobbers_hard_reg_p): New function.
7876 2001-02-18 Alan Modra <alan@linuxcare.com.au>
7878 * pa.c (hppa_expand_prologue): Simplify code storing return
7879 pointer. For large (>=8k) frames with a post_store, adjust stack
7880 pointer by 8k-64 first rather than by 64. When testing with
7881 VAL_14_BITS_P, always use the actual value rather than the value
7882 negated. Add blockage to prevent scheduling of spills before
7883 stack frame has been created.
7884 (hppa_expand_epilogue): Simplify code loading return pointer.
7885 Allow a slightly larger range for merge_sp_adjust_with_load case.
7886 When testing with VAL_14_BITS_P, always use the actual value.
7888 * pa.c (pa_adjust_insn_length): Check that block move
7889 pattern is a set before looking at operands.
7891 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7893 * fold-const.c (fold_binary_op_with_conditional_arg): New
7894 function, split out from ...
7896 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
7897 conditional arms that throw exceptions.
7899 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
7902 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7904 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
7905 define HAVE_DECL_* to 1 to mask potential backup declarations.
7906 * configure: Regenerated.
7908 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7910 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
7912 2001-02-17 Richard Henderson <rth@redhat.com>
7914 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
7915 when replacing a memory load with a register.
7917 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7918 Jan Hubicka <jh@suse.cz>
7920 * recog.c (validate_replace_src_1): New.
7921 (validate_replace_src_data): Likewise.
7922 (validate_replace_src): Use note_uses.
7923 * rtl.h (note_uses): Declare.
7924 * rtlanal.c (note_uses): New.
7926 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
7928 * reg-stack.c (stack_def): Make field reg unsigned.
7929 (remove_regno_note): Unsignetize parameter.
7931 2001-02-16 Jes Sorensen <jes@linuxcare.com>
7933 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
7934 shladd_operand() call.
7936 2001-02-16 Bruce Korb <bkorb@gnu.org>
7937 Rodney Brown <RodneyBrown@mynd.com>
7939 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
7940 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
7941 machine restrictions
7942 * fixinc/fixincl.x: regen
7944 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7946 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
7948 (hash_scan_insn): Clean up calls to hash_scan_set.
7949 (compute_kill_rd): REGNO now unsigned.
7950 (try_replace_reg): Rework to use simplify_replace_rtx.
7951 (cprop_jump, cprop_cc0_jump): Likewise.
7952 (cprop_insn): Call find_reg_equal_equiv_note.
7953 Reflect changes to cprop_jump and cprop_cc0_jump.
7955 * recog.c (validate_replace_src): Replace in operands of
7956 ZERO_EXTRACT in SET_DEST.
7958 * cse.c (new_label_ref): New variable.
7959 (insert): Set it instead of recorded_label_ref.
7960 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
7961 CODE_LABEL for this function, and not already in REG_LABEL note.
7963 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
7965 * resource.c (mark_referenced_resources): Fix typo in introductory
7967 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
7970 2001-02-16 Jason Merrill <jason@redhat.com>
7972 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
7974 (gen_subprogram_die): Don't abort on seeing a second definition if
7975 the previous one was abstract. Don't replace an abstract instance
7976 in the lookup table.
7978 * dwarf2out.c (dwarf2out_abstract_function): Rename from
7979 gen_abstract_function.
7980 * dwarf2out.h: Declare it.
7981 * toplev.c (note_outlining_of_inline_function): New fn.
7982 * toplev.h: Declare it.
7983 * integrate.c (output_inline_function): Call it.
7984 * c-decl.c (duplicate_decls): Call it when redefining an extern
7985 inline. Don't inline the new defn.
7987 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
7989 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7991 * .gdbinit: Rename to gdbinit.in.
7992 * gdbinit.in: New file,
7993 * configure.in: Generate .gdbinit from gdbinit.in.
7994 * configure: Regenerated.
7995 * Makefile.in (distclean): Always remove .gdbinit.
7997 2001-02-16 Jakub Jelinek <jakub@redhat.com>
7999 * objc/objc-act.c (start_class): Register implemented_classes with
8002 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8004 * cppfiles.c (_cpp_make_system_header): Generate a file
8007 2001-02-15 Jim Meyering <meyering@lucent.com>
8009 * Makefile.in (install-common): Don't depend on installdirs here.
8010 Instead, make each of the lang.install-common targets (e.g.,
8011 c++.install-common in cp/Make-lang.in) depend on it.
8012 (install-driver): Depend on installdirs.
8014 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8016 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8018 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8021 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8023 * invoke.texi (--param): Document.
8025 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8027 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8029 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8031 * i386.md (extendsfdf2_2): Fix constraints.
8033 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8035 * i386.md (fop_df_3 splitter): Fix operand number.
8037 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8039 * invoke.texi (-mreg-alloc): Nuke.
8040 * i386.c (ix86_reg_alloc_order, regs_allocated,
8041 order_regs_for_local_alloc): Nuke.
8042 (override_options): Kill reg_alloc code.
8043 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8044 (REG_ALLOC_ORDER): SSE goes before I387.
8045 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
8046 (ix86_reg_alloc_order): Likewise.
8047 * i386-protos.h (ix86_reg_alloc_order): Kill.
8049 2001-02-14 Richard Henderson <rth@redhat.com>
8051 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
8053 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
8055 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
8057 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
8059 * i386-protos.h (ix86_memory_move_cost): Move offline.
8060 * i386.c (ix86_register_move_cost): Compute properly cost of
8061 SSE, MMX and i387 instructions.
8062 (*_cost): Add costs of SSE/MMX moves.
8063 (ix86_memory_move_cost): Move offline from ....; Likewise.
8064 * i386.h (MEMORY_MOVE_COST): .... here;
8065 (struct processor costs): Add new fields to represent costs
8068 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
8070 * regclass.c (init_reg_sets_1): Reinstall the optimization of
8071 move_cost together with Matt Kraai's fix.
8073 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8075 * Makefile.in (OBJS): Add params.o.
8077 2001-02-14 Richard Henderson <rth@redhat.com>
8078 DJ Delorie <dj@redhat.com>
8080 * jump.c (jump_optimize_1): When we delete a conditional jump
8081 preceeding a non-conditional jump to effectively the same place,
8082 make sure that the combined jump skips any clobber insns between
8085 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8087 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
8089 2001-02-14 Mark Mitchell <mark@codesourcery.com>
8091 * Makefile.in (toplev.o): Depend on params.h.
8092 (intergate.o): Likewise.
8093 (params.o): New target.
8094 * flags.h (inline_max_insns): Remove.
8095 * integrate.c: Include params.h.
8096 Use MAX_INLINE_INSNS instead of inline_max_insns.
8097 * params.c: New file.
8098 * params.h: Likewise.
8099 * params.def: Likewise.
8100 * toplev.c: Include params.h.
8101 (lang_independent_params): New variable.
8102 (decode_f_option): Use the param machinery instead of setting
8104 (independent_decode_option): Handle "--param name=value".
8105 (main): Register language-independent parameters.
8107 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
8109 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
8111 2001-02-14 Richard Henderson <rth@redhat.com>
8113 * regclass.c (init_reg_sets_1): Revert last two changes.
8115 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8117 * stor-layout.c (is_pending_size, put_pending_size): New functions.
8118 (variable_size): Call put_pending_size.
8119 * tree.h (is_pending_size, put_pending_size): Add prototypes.
8120 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
8121 sizes list, put newly created SAVE_EXPR there as well.
8123 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8125 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
8126 (errata_find_address_regs): load_group has only 2 entries.
8127 (errata_emit_nops): Likewise. shladd is not problematic.
8128 Clear last_group if nop was emitted.
8129 (fixup_errata): load_group has only 2 entries.
8132 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
8134 * c-lex.c (lex_number): Only warn traditionally for U suffix
8135 outside system macros.
8136 * cppexp.c (parse_number): Similarly.
8137 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
8138 * cppmacro.c (struct cpp_macro): New member node.
8139 (parse_args): Only warn about missing rest args if not
8141 (funlike_invocation_p): Similarly for uninvoked funlike macros.
8142 (cpp_sys_objmacro_p): New.
8143 (_cpp_create_definition): Store the node with the macro defn.
8144 Remember if the macro is defined in a system header.
8146 2001-02-13 DJ Delorie <dj@redhat.com>
8148 * configure.in (check_languages): determine languages to check
8149 * Makefile.in (check-c++): alias for check-g++
8150 (check-f77): alias for check-g77
8151 (CHECK_TARGETS): depend on configured languages
8153 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
8155 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8156 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8157 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8158 (sqrtextendsfdf2): Disable for SSE2.
8160 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8162 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8163 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8164 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8165 (sqrtextendsfdf2): Disable for SSE2.
8167 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
8169 * i386.md (movsfcc_1): Support integer cmove instruction.
8170 (movdfcc_1): Likewise; new splitter.
8172 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
8174 * i386.c (output_fp_compare): Support SSE.
8175 (prepare_fp_compare_args): SSE comparisons always support memory.
8176 * i386.h (TARGET_CMOVE): SSE imply cmove.
8177 * i386.md (cmp?f2): Enable for SSE too.
8178 (cmpfp_i*): Support SSE.
8180 (cmpfp_i_sse_only): New.
8181 (s*, b* fp expanters): Enable for SSE too.
8182 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
8185 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
8187 * regclass.c (init_reg_sets_1): Silence warning.
8189 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
8191 * i386.md (sqrt?f2): Change to expander.
8192 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8194 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8196 * rtlanal.c (find_reg_equal_equiv_note): New function.
8197 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8198 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8199 * rtl.h: Add declarations for above functions.
8201 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8203 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8205 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8206 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8207 * flow.c (mark_regs_live_at_end): Likewise.
8208 (calculate_global_regs_live): Likewise.
8209 * gcse.c (compute_hash_table): Likewise.
8210 (compute_kill_rd): Likewise.
8211 * resource.c (mark_target_live_regs): Likewise.
8212 * rtl.h (INVALID_REGNUM): New macro.
8214 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8216 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8218 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8220 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8223 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8225 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8227 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8228 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8229 (fop_sf_1_sse, fop_df_1_sse): New patterns
8230 (fop_*): Disable float_extend and float patterns for SSE compilation.
8231 * i386.c (output_387_binary_op): Support SSE.
8233 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8235 * i386.md (dummy_extendsfdf2): Support SSE2
8236 (extendsfdf2): Enable if 80387 or SSE2.
8237 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8238 and no MIX_I387_SSE2
8239 (extendsfdf2_1_sse_only): New pattern.
8240 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8242 (truncdfsf2_1): Support SSE.
8243 (truncdfsf2_2): Support SSE.
8244 (truncdfsf2_2_1_sse): New pattern.
8245 (fixtruncsfsi2): Always use SSE if available.
8246 (fix_truncsfsi_sse): New pattern.
8247 (fix_truncdfsi_sse): New pattern.
8248 (floatsis?f2): Support SSE.
8249 (floatsidf2_i387): New pattern.
8250 (floatsidf2_sse): Likewise.
8252 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8254 * configure.in: Use "have_gnat" variable, not "gnat".
8255 * configure: Regenerated.
8257 * config/sparc/sparc.c (function_value): Treat all non-record
8258 aggregate types like used to treat UNION_TYPE.
8260 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8262 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8263 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8265 (MASK_MIX_SSE_I387): New.
8266 (TARGET_SSE): SSE2 imply SSE.
8267 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8268 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8269 (enum reg_class): Add new classes.
8270 (REG_CLASS_NAMES): Likewise.
8271 (REG_CLASS_CONTENTS): Likewise.
8272 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8273 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8274 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8275 (CLASS_MAX_NREGS): Use new macros.
8276 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8277 * i386.md (pushsf, movsf): Support SSE.
8278 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8279 splitters to use ANY_FP_REGNO_P.
8280 (movdf_nointeger, movdf_integer): Likewise.
8282 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8284 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8285 (try_combine): Use it.
8287 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8289 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8290 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8291 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8292 (REGISTER_MOVE_COST): Likewise.
8293 * i386-protos.h (ix86_secondary_memory_needed,
8294 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8295 * i386.c (ix86_secondary_memory_needed,
8296 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8298 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8300 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8301 (HARD_REGNO_MODE_OK): Move offline to ....
8302 * i386.c (ix86_hard_regno_mode_ok) ... here;
8303 refuse all incorrect modes.
8304 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8306 2001-02-13 Richard Henderson <rth@redhat.com>
8308 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8309 entire operator; replicate that and match_dup the operands.
8310 (cmp_ccx_arith_op_set): Likewise.
8311 (cmp_cc_arith_op_not_set): Likewise.
8312 (cmp_ccx_arith_op_not_set): Likewise.
8314 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8316 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8318 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8320 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8321 (TARGET_NO_BITFIELD_WORD): New macro.
8322 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8323 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8325 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8327 * cselib.c: New file, from simplify-rtx.c.
8328 * simplify-rtx.c: Remove cselib parts.
8329 * Makefile.in: Add cselib.o.
8331 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8333 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8334 (setup_incoming_varargs): Remove warning.
8336 * config/rs6000/rs6000.c (validate_condition_mode): When
8337 flag_fast_math, allow floating-point conditionals to be reversed.
8338 (rs6000_generate_compare): When flag_fast_math, don't generate
8339 cror operations for FP conditionals.
8341 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
8343 (ASM_SPEC): Likewise.
8344 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
8345 (CC1_SPEC): Likewise.
8346 (LINK_TARGET_SPEC): Likewise.
8347 (CPP_ENDIAN_SPEC): Likewise.
8348 * Makefile.in (check-consistency): New target.
8350 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
8352 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
8353 "return type defaults" warning for functions with return type
8355 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
8356 function declarations by default rather than only when pedantic.
8358 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
8360 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
8363 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8365 * extend.texi (Deprecated): Deprecate new initializer lists.
8367 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8369 * mkdeps.c (deps_add_default_target): Robustify. Add
8370 basename component only.
8371 * cpp.texi (-M): Describe how default target is generated.
8372 * invoke.texi (-M): Likewise.
8374 2001-02-12 Kazu Hirata <kazu@hxi.com>
8376 * toplev.c (push_float_handler): Remove.
8377 (pop_float_handler): Remove.
8378 * toplev.h: Remove prototypes for the above functions.
8380 2001-02-12 Jakub Jelinek <jakub@redhat.com>
8382 * c-common.c (constant_fits_type_p): New function.
8383 (convert_and_check): Use it.
8385 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8387 * Makefile.in (GXX_ABI_FLAG): Don't define.
8388 * configure.in (--enable-new-gxx-abi): Remove option.
8389 * config.in: Regenerated.
8390 * configure: Likewise.
8392 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
8394 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
8396 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
8397 regular basic block, and arrange for all edges into it to switch
8400 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8402 * Makefile.in (distclean): Do not remove .gdbinit.
8404 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8406 * Makefile.in (gcc.o): Fix typos.
8407 (protize.o): Likewise.
8408 (unprotoize.o): Likewise.
8410 2001-02-11 Richard Henderson <rth@redhat.com>
8412 * tree.c (build1): Check for null operand in last change.
8414 2001-02-11 Richard Henderson <rth@redhat.com>
8416 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
8417 (fold): Don't assume a constant isn't foldable.
8418 * tree.c (build): Set TREE_CONSTANT for an expression with no
8419 side-effects and constant operands.
8422 2001-02-10 Richard Henderson <rth@redhat.com>
8424 * jump.c (squeeze_notes): Revert 2000-05-12 change.
8426 2001-02-10 Anthony Green <green@redhat.com>
8428 * cpp.texi (Standard Predefined): Add documentation for
8431 * c-common.c (combine_strings): Improve warning message.
8433 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
8435 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
8437 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
8439 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
8441 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
8444 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8446 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
8449 2001-02-09 Nick Clifton <nickc@redhat.com>
8451 * config/arm/arm.md: Change output contraint on post inc
8452 load/store multiple patterns to be a read/write contraint.
8454 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
8456 * gcc.c (cpp_options): Delete .d files on error. Don't delete
8457 .o files when using the -M options.
8459 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8460 David Edelsohn <edelsohn@gnu.org>
8462 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
8463 handle DImode constants. Use one TOC entry for SImode and smaller
8464 constants, aligned properly.
8466 2001-02-08 Jason Merrill <jason@redhat.com>
8468 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
8469 about the SP adjustment for saving the static chain pointer.
8470 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
8471 offset when setting a temporary CFA register.
8473 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
8475 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
8476 powerpc-*-chorusos* .
8477 * config/rs6000/chorus.h : New file.
8478 * config/i386/chorus.h : New file.
8479 * config/sparc/chorus.h : New file.
8480 * config/sparc/t-chorus-elf : New file.
8482 2001-02-08 David Edelsohn <edelsohn@gnu.org>
8484 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
8485 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
8486 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
8487 (__WCHAR_TYPE__): Correct macro name.
8489 2001-02-08 Richard Henderson <rth@redhat.com>
8491 * config/i386/i386.c (ix86_frame_pointer_required): New.
8492 (ix86_setup_frame_addresses): New.
8493 (struct machine_funciton): Add accesses_prev_frame.
8494 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
8495 ix86_frame_pointer_required.
8496 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
8497 (SETUP_FRAME_ADDRESSES): New.
8498 * config/i386/i386-protos.h: Update.
8499 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
8500 from FRAME_POINTER_REQUIRED.
8501 * config/i386/svr3gas.h: Likewise.
8502 * config/i386/sysv3.h: Likewise.
8503 * config/i386/v3gas.h: Likewise.
8505 2001-02-08 Richard Henderson <rth@redhat.com>
8507 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8508 calculation of the number of integer registers required.
8509 (function_arg_record_value): Likewise.
8511 2001-02-08 Jason Merrill <jason@redhat.com>
8513 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8514 two. Print file and line with "confused" message.
8516 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8518 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8520 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8522 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8524 * final.c (cleanup_subreg_operands): The address of a MEM can
8527 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8530 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
8532 * gcc.texi (Incompatibilities): Update documentation of
8533 preprocessing numbers.
8535 2001-02-07 Jakub Jelinek <jakub@redhat.com>
8537 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
8539 2001-02-07 Mark Mitchell <mark@codesourcery.com>
8541 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
8543 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
8544 * gcc.c (struct compiler): Add cpp_spec field.
8545 (input_file_compiler): New variable.
8546 (do_spec_1): Allow a particular compiler to handle `%C'
8548 (main): Store the current compiler in input_file_compiler.
8549 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
8551 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
8553 * cpphash.h (struct spec_nodes): Add n_true and n_false.
8554 * cppinit.c (cpp_create_reader): Initialize them.
8555 (append_include_chain): cxx_aware arg might be unused.
8556 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
8557 keywords and give them their phase 7 meaning. Pedwarn about
8558 this unless '__bool_true_false_are_defined' is defined.
8560 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8562 * lcm.c (optimize_mode_switching): Emit mode_set before the
8563 JUMP_INSN of an abnormal edge.
8565 2001-02-07 Bernd Schmidt <bernds@redhat.com>
8567 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
8568 a scheduling barrier at the end.
8570 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
8572 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8574 * config/sh/sh.md (reload_outsf): Removed.
8575 (movsf_ie): Introduce constraints for FPUL loads and stores.
8576 (reload_insf): Broaden the output constraint.
8578 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
8580 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
8581 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
8583 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
8585 * final.c: Revert my previous changes.
8586 * output.h: Make profile_label_no extern.
8587 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
8588 for generating label.
8590 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
8592 * config/i386/djgpp.h: Add comments about standard paths.
8593 (MD_EXEC_PREFIX): Undefine before defining.
8594 (MD_STARTFILE_PREFIX): New.
8596 2001-01-30 Bruce Korb <bkorb@gnu.org>
8598 fixinc/fixincl.c(process): Emit error message only if appropriate :)
8599 (load_file): do not rely on load_file_data() to close file pointer
8600 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
8601 fixinc/inclhack.def(irix_limits_const): add test_text
8603 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8605 * cppexp.c (parse_defined): Improve diagnostics for invalid
8608 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8610 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
8612 2001-02-06 Mark Mitchell <mark@codesourcery.com>
8614 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
8615 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
8616 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
8617 (rs6000_output_symbol_ref): New function.
8618 (output_toc): Use VTABLE_NAME_P.
8620 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8622 * print-tree.c (print_node, case PARM_DECL):
8623 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
8625 * stor-layout.c (reference_types_internal): New variable.
8626 (internal_reference_types): New function.
8627 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
8628 * tree.h (internal_reference_types): New declaration.
8630 * cse.c (find_best_addr): Fix typo in computing cost.
8632 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8634 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
8635 and this is the sum of a pointer and a constant, we know the result
8637 (num_sign_bit_copies, case PLUS): Likewise.
8638 * explow.c (convert_memory_address): Remove opposite SUBREG.
8639 * function.c (instantiate_new_reg): New function (from common code).
8640 (instantiate_virtual_regs_1): Call it.
8641 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
8642 if pointers sign- or zero-extend.
8643 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
8644 If pointers extend unsigned, use inside of SUBREG.
8645 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
8647 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
8649 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
8650 subdir of gcc_gxx_include_dir.
8651 (gcc_gxx_target_include_dir): Remove.
8653 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
8655 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
8656 (dwarf2out_frame_debug_expr): Revise introductory comments to add
8657 a high-level description.
8659 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
8661 * final.c: Move the declaration of profile_label_no to ...
8662 * output.h: ... here.
8663 * function.c (expand_function_start): Call PROFILE_HOOK.
8664 * config/rs6000/aix.h: Define PROFILE_HOOK.
8665 * config/rs6000/rs6000-protos.h: output_profile_hook new.
8666 * config/rs6000/rs6000.c (output_profile_hook): Define.
8667 (output_prolog): Do nothing for ABI_AIX as it is taken care by
8668 output_profile_hook.
8669 tm.texi : Explain new macro PROFILE_HOOK.
8671 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
8673 * extend.texi (Extended Asm): Do not say that semicolon is always
8674 a valid line-breaking character for GNU assemblers. Use
8675 newline-tab as the most commonly supported syntax. Use
8676 newline-tab rather than semicolon in multi-insn examples.
8678 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8680 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
8682 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8683 David Edelsohn <edelsohn@gnu.org>
8685 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
8686 code for AIX, even without flag_pic.
8688 2001-02-05 Jakub Jelinek <jakub@redhat.com>
8690 * c-typeck.c (common_type): push and pop binding level around
8691 calling common_type on function parameters.
8693 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
8695 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
8697 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8699 * config/mips/mips.c (override_options): Fix typo in last change.
8700 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
8701 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
8703 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
8705 * invoke.texi (-fdump-class-layout): Document.
8706 (-fdump-translation-unit): Use `=' as filename separator.
8708 2001-02-05 Mark Mitchell <mark@codesourcery.com>
8710 * Makefile.in (s-mlib): Don't build multilibs if
8712 (DRIVER_DEFINES): Adjust accordingly.
8714 (protoize.o): Likewise.
8715 (unprotoize.o): Likewise.
8716 * configure.in: Recognize --enable-multilib.
8718 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8720 * Makefile.in (DRIVER_DEFINES): Fix quoting.
8722 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
8723 * configure.in: Remove --enable-libstdcxx_v3 support.
8724 * configure: Regenerated.
8726 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8728 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
8729 Call abort instead of fatal.
8730 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
8731 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
8732 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
8733 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
8734 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
8735 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
8737 * diagnostic.h (set_internal_error_function): Renamed.
8738 * toplev.h (internal_error): Renamed from fatal.
8739 (pfatal_with_name): Deleted.
8740 (fatal_io_error): Now has printf-style arguments.
8741 * diagnostic.c (pfatal_with_name): Deleted.
8742 (fatal_io_error): Rework to have args in printf-style.
8743 (set_internal_error_function): Renamed from set_fatal_function.
8744 (internal_error): Renamed from fatal.
8745 (error_recursion, fancy_abort): Call internal_error instead of fatal.
8746 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
8747 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
8748 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
8749 * flow.c (verify_flow_info): Likewise.
8750 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
8751 * config/mips/mips.c (save_restore_insns): Likewise.
8753 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
8754 * flow.c (verify_flow_info): Likewise.
8755 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
8756 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
8757 (avr_normalize_condition): Likewise.
8758 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
8759 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
8760 (limit_reload_class, double_reg_to_memory): Likewise.
8761 (print_operand_address, emit_1600_code_shift): Likewise.
8762 (gen_tst_reg, gen_compare_reg): Likewise.
8763 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
8764 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
8766 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
8768 * c-parse.in (methoddef): Call fatal_error instead of fatal.
8769 * objc/objc-act.c (build_ivar_chain): Likewise.
8770 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
8772 * graph.c (clean_graph_dump_file): Likewise.
8773 * profile.c (init_branch_prob): Likewise.
8774 * objc/objc-act.c (objc_init): Likewise.
8776 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
8777 * config/avr/avr.c (avr_override_options): Likewise.
8778 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
8779 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
8780 * config/h8300/h8300.c (h8300_init_once): Likewise.
8781 * config/mips/mips.c (override_options): Likewise.
8782 * config/i386/i386.c (override_options): Likewise, rework.
8783 * config/m68k/m68k.c (override_options): Likewise.
8785 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
8787 * config/mips/mips.c (print_operand): Likewise.
8788 * hash.c (hash_allocate): Don't check for failure returns from
8789 obstack functions that can't fail.
8790 (hash_table_init_n, hash_table_init): Likewise; also now return void.
8791 * hash.h (hash_table_init_n, hash_table_init): Now return void.
8792 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
8793 (get_object_reference): Likewise.
8795 2001-02-04 Nick Clifton <nickc@redhat.com>
8797 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
8798 StrongARM1110, 10TDMI, and 1020T.
8800 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8802 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
8804 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
8806 * config/sh/sh.md (movdf load split): Pass register number to
8807 FP_OR_XD_REGISTER_P.
8809 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8811 * cppinit.c (BC): New macro.
8812 (builtin_array): Add __GXX_WEAK__.
8813 * cpplib.h (builtin_type): Add BT_WEAK.
8814 * cppmacro.c (builtin_macro): Handle BT_WEAK.
8815 * defaults.h (SUPPORTS_ONE_ONLY): Define.
8816 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
8818 2001-02-03 Jakub Jelinek <jakub@redhat.com>
8820 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
8822 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8824 * cpphash.h: Rename _ALIGN POOL_ALIGN.
8825 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8827 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8829 * cpphash.h: Rename ALIGN _ALIGN.
8830 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8832 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
8834 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
8835 compilation environment.
8836 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
8837 control over location of cygwin includes and libs.
8839 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8841 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
8843 2001-02-02 lars brinkhoff <lars@nocrew.org>
8845 * md.texi (Standard Names): remove reference to spur.md.
8847 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8849 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
8850 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
8851 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
8852 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
8853 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8855 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8857 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
8858 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
8859 number before reload.
8860 (c4x_adjust_cost): Return zero before reload.
8861 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
8862 split before reload.
8864 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8866 * c4x.c (c4x_hard_regno_rename_ok): New.
8867 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
8868 * c4x.h (HARD_REGNO_RENAME_OK): Define.
8870 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8872 * diagnostic.h: Add missing "extern" in all declarations.
8874 2001-02-02 Alex Samuel <samuel@codesourcery.com>
8876 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
8877 as for gcc_gxx_include_dir.
8879 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
8881 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
8883 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8885 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
8886 label before alignment to be used as the braf base address.
8887 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
8889 (casesi_jump_2): Require at least TARGET_SH2.
8891 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
8892 truncation to 32-bit doubles on -m3e and -m4-single-only.
8894 2001-02-02 Mark Mitchell <mark@codesourcery.com>
8896 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
8897 the default when building a shared object.
8898 (init_spec): Use it.
8899 * testsuite/lib/g++.exp: Include the directory where libgcc
8900 is located to the LD_LIBRARY_PATH list.
8901 * invoke.texi (-shared-libgcc): Document the cases in which
8902 GCC defaults to using the shared libgcc.
8904 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8906 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
8907 unsigned is wide enough.
8909 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
8910 (si_to_float): Likewise.
8911 (float_to_si, float_to_usi): Use BITS_PER_SI.
8913 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8915 * dwarf2out.c: Added explanation of abbreviations.
8916 (def_cfa_1): Added comments listing DWARF2 instructions.
8917 (cfa_temp_reg): Removed in favor of cfa_temp.
8918 (cfa_temp_value): Removed in favor of cfa_temp.
8919 (cfa_temp): New global variable.
8920 (dwarf2out_frame_debug_expr): Added extensive introductory
8921 comments explaining the function's transformations. Revised to
8922 use cfa_temp. Added some rtx checking. Generalize IOR case.
8923 (dwarf2out_frame_debug): Revised to use cfa_temp.
8924 (output_aranges): Cast as "unsigned" to avoid warning.
8925 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
8926 explain which instructions must be marked.
8928 2001-02-01 Richard Henderson <rth@redhat.com>
8930 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
8933 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8935 * config/sh/crt1.asm (main_k): Modified so that start calls
8936 ___setup_argv_and_call_main.
8938 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
8940 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
8941 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
8942 and AVOID_LPASTE is cleared on meeting an unescaped newline.
8943 * cppmacro.c (builtin_macro): Set builtin flags here.
8944 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
8945 (replace_args): Clarify intent.
8946 (cpp_get_token): Macro expansion tokens get the saved flags.
8948 * cppmain.c (scan_buffer): Remove now-redundant print.printed
8951 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8953 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
8956 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8958 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
8959 returns Pmode pseudo, but we need ptr_mode.
8960 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
8961 Remove bogus conversions; use HOST_WIDE_INT for size.
8962 Don't use TARGET if wrong mode.
8964 * config/i386/i386.c (ix86_compute_frame_size): Allow
8965 stack_alignment_needed to be non-default even if size is zero.
8967 2001-01-31 Alan Modra <alan@linuxcare.com.au>
8969 * pa.c (hppa_init_pic_save): New function.
8970 * pa.h (hppa_init_pic_save): Declare.
8971 * pa.md (call, call_value, sibcall, sibcall_value): Use
8972 the above instead of duplicated code.
8974 * pa.c (hppa_encode_label): Correct size of alloca buffer
8975 so we don't overrun it. Correct leading `*' case.
8976 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
8977 need to handle `*@'.
8978 (FUNCTION_NAME_P): Likewise.
8980 2001-01-31 Richard Henderson <rth@redhat.com>
8982 * config.gcc (alpha-osf5): Use float-i128.h.
8984 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
8985 * config/float-i32.h: Likewise.
8986 * config/float-i64.h: Likewise.
8987 * config/float-sh.h: Likewise.
8988 * config/float-sparc.h: Likewise.
8990 2001-01-31 DJ Delorie <dj@redhat.com>
8992 * expmed.c (extract_bit_field): allow non-integral modes if we
8993 want to extract a whole register from itself.
8995 2001-01-31 Jakub Jelinek <jakub@redhat.com>
8997 * c-typeck.c (set_init_index): If first is equal to last, assume as
8998 if it was not a range at all.
9000 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9002 * config/fp-bit.c: Include tm.h.
9003 (float_to_si): Don't assume SImode is 32-bits wide.
9004 (float_to_usi): Likewise.
9006 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9008 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9010 (typename): Call pending_xref_error after parsing typed_typespecs.
9011 * c-decl.c (lookup_tag): Give error immediately rather than
9012 leaving it pending if the tag of the wrong type is in the same
9014 (xref_tag): Don't pedwarn for forward declarations of enum types
9016 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9019 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9021 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9023 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9025 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9026 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9028 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9030 * cpphash.h (struct cpp_reader): New saved_flags.
9031 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9032 to avoid a paste after a pasted token.
9034 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9036 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9037 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9038 Wtype_MIN instead of LONG_MIN.
9040 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9042 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9044 * fixinc/fixincl.x: Regenerated.
9045 * fixinc/inclhack.def (irix_limits_const): New definition to
9046 convert "const" to "__const" in limits.h.
9048 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9050 * fixinc/genfixes (AG): Fix "autogen4" thinko.
9052 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9054 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
9055 when register dies in the insn.
9057 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9059 * diagnostic.c (fatal): Fix word wrap.
9061 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
9063 * combine.c (try_combine): Fix SUBREG setting for
9064 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
9066 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9068 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
9071 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9073 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
9075 * toplev.c (decode_W_option): Update warn_larger_than
9076 unconditionally for each processed switch.
9078 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9080 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
9082 (hppa_expand_prologue): Delete code to save pic offset table register
9083 in the function prologue.
9084 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
9085 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
9086 table register at the beginning of the function after the prologue.
9088 2001-01-29 lars brinkhoff <lars@nocrew.org>
9090 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
9092 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
9093 Jeff Law <law@redhat.com>
9095 * pa.md (return): Revise comment for trivial return.
9096 (return_internal): Non-trivial return pattern for non-PIC code.
9097 (return_internal_pic): Non-trivial return pattern for PIC code.
9098 It uses the PIC register to ensure it is restored after
9100 (epilogue): Generate appropriate return for PIC and non-PIC code.
9102 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
9104 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
9106 2001-01-29 DJ Delorie <dj@redhat.com>
9108 * combine.c (if_then_else_cond): Pass the correct mode to
9109 operand_subword() for constants.
9111 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
9113 * config/i386/cygwin.h: Add w32api to include search. Search different
9114 directories in a cross-build environment.
9116 2001-11-29 Tim Josling <tej@melbpc.org.au>
9118 * tree.h (TYPE_STUB_DECL): Add documentation.
9120 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
9122 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
9123 (sdbout_field_types): Likwise. Fix use of host_integerp.
9125 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
9127 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
9130 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
9132 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
9133 to use flag_gnu_linker.
9135 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9137 * cpplib.c (T_BAD_DIRECTIVE): Remove.
9138 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
9140 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
9142 * tree.c, tree.h (build_parse_node): Remove; was identical to
9144 * c-lang.c (start_cdtor), objc/objc-act.c
9145 (build_module_descriptor): Use build_nt instead of
9148 2001-01-29 Jakub Jelinek <jakub@redhat.com>
9150 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
9151 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
9152 not have any upper bits set.
9154 2001-01-29 Phil Edwards <pme@sources.redhat.com>
9156 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
9158 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9160 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
9162 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
9164 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
9165 (integer_minus_one_node): Define.
9167 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
9169 * Makefile.in (bootstrap2-lean): Fix typo.
9171 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
9173 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
9174 : Don't set fe_value.
9175 * cpplib.h (AVOID_LPASTE): New flag.
9176 (struct cpp_hashnode): Remove fe_value.
9177 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
9178 * cppmacro.c (builtin_macro): Don't set flags here.
9179 (replace_args): Set AVOID_LPASTE flag on first token of an
9180 argument, and the token following it.
9181 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
9182 macro expansion, and on the token following it. Do it for
9184 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
9186 2001-01-27 Richard Henderson <rth@redhat.com>
9188 * config/alpha/t-ieee: Remove multilibbing.
9189 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9191 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9193 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9195 * Makefile.in: Remove all dependencies on defaults.h.
9196 * builtins.c: Don't include defaults.h.
9197 * c-common.c: Likewise.
9198 * c-decl.c: Likewise.
9199 * c-pragma.c: Likewise.
9200 * c-typeck.c: Likewise.
9201 * combine.c: Likewise.
9203 * frame-ia64.c: Likewise.
9204 * cppexp.c: Likewise.
9205 * crtstuff.c: Likewise.
9206 * dbxout.c: Likewise.
9207 * dwarf2out.c: Likewise.
9208 * dwarfout.c: Likewise.
9209 * emit-rtl.c: Likewise.
9210 * except.c: Likewise.
9212 * final.c: Likewise.
9213 * frame-dwarf2.c: Likewise.
9214 * libgcc2.c: Likewise.
9215 * optabs.c: Likewise.
9216 * profile.c: Likewise.
9217 * sdbout.c: Likewise.
9218 * toplev.c: Likewise.
9219 * tradcif.y: Likewise.
9221 * varasm.c: Likewise.
9223 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9225 * builtins.c (expand_builtin_fputs): Use size_one_node when
9226 transforming into fwrite.
9228 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9230 * extend.texi (Attribute Syntax): New section.
9232 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9234 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9235 they didn't need fixing.
9237 2001-01-27 Janis Johnson <janis@us.ibm.com>
9239 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9241 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9242 to remove macro definitions that are duplicated from elfos.h.
9244 2001-01-27 Richard Henderson <rth@redhat.com>
9246 * config/i386/sco5gas.h: Move ...
9247 * config/usegas.h: ... here.
9248 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9250 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9252 * c-typeck.c (struct constructor_stack): Add range_stack member.
9253 (really_start_incremental_init): Clear it.
9254 (push_init_level): Save constructor_range_stack and clear it if
9255 pushing explicit braces.
9256 (pop_init_level): abort if constructor_range_stack is non-zero at
9257 explicit closing brace. Restore saved constructor_range_stack if
9260 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9262 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9263 into register was forced into memory.
9265 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9267 * Makefile.in: Remove uses of + before $(MAKE).
9269 2001-01-26 Richard Henderson <rth@redhat.com>
9271 * stmt.c (cost_table): Remove.
9272 (COST_TABLE, cost_table_initialized): New.
9273 (estimate_case_costs): Use the later instead of the former.
9274 (balance_case_nodes): Likewise.
9276 2001-01-26 Richard Henderson <rth@redhat.com>
9278 * alias.c (objects_must_conflict_p): Read-only slots may not
9279 conflict despite having the same type.
9281 2001-01-27 Michael Hayes <mhayes@redhat.com>
9283 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9285 (check_ext_dependant_givs): Initialise u_start_val and
9287 (load_mems): Make last_max_reg unsigned.
9288 (try_swap_copy_prop): Use INSN_P and initialise set.
9290 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9292 * README.AVR : Removed.
9294 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9296 * pa-64.h (text_section): Remove declaration.
9298 * pa.md (return_internal): Remove mode on PIC register use.
9300 2001-01-25 lars brinkhoff <lars@nocrew.org>
9302 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9303 ASM_CLOSE_PAREN): fix typos.
9305 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9307 * acconfig.h: Define `const' to the empty string if neither
9308 __STDC__ nor __cplusplus is defined.
9309 * config.in: Regenerated.
9311 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9313 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9314 * collect2.c (main): Delete importf. Add ".obj" file extension.
9315 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9316 (aix_std_libs): Add additional AIX libraries to skip.
9317 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9318 * config/rs6000/aix51.h: New file.
9320 2001-01-25 Michael Hayes <mhayes@redhat.com>
9322 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9323 (loop_insn_emit_before): No longer static.
9324 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9325 (loop_givs_rescan, load_mems): Likewise.
9326 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9327 (maybe_eliminate_biv_1):
9328 (move_movables): Replace emit_call_insn_before with
9329 loop_call_insn_hoist.
9330 * loop.h (loop_insn_emit_before): Add.
9331 * unroll.c (copy_loop_body): Replace emit_insn_before with
9332 loop_insn_emit_before.
9334 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
9336 * diagnostic.c (fatal): Request preprocessed source.
9338 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
9340 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
9341 olddecl has argument types and newdecl has none, use the argument
9344 2001-01-24 Ulrich Drepper <drepper@redhat.com>
9346 * dwarf2out.c (prefix_of): New function. Determine longest common
9347 prefix of the two arguments. The units are whole path components.
9348 (output_file_names): When adding a new directory find the one entry
9349 with the longest common prefix already in the list. Artificially
9350 generate entry if there is none for this prefix.
9351 Fix test to check whether the zeroth directory entry is used.
9353 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
9355 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
9356 Changed all callers. Take it into account when deciding if a
9357 previously loaded value matches.
9359 2001-01-24 Richard Henderson <rth@redhat.com>
9361 * reload.c (find_reloads_subreg_address): Fail the substitution
9362 if the resulting address is insufficiently aligned.
9364 2001-01-24 DJ Delorie <dj@redhat.com>
9366 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
9367 check the original operand's mode also.
9368 * simplify-rtx.c (simplify_ternary_operation): Ditto.
9370 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9372 * c-parse.in (cast_expr): Move compound literals from here ...
9373 (primary): ... to here. Use standard terminology "compound
9374 literal" instead of "constructor expression".
9376 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9378 * gcc.1, cpp.1: Regenerate.
9380 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
9382 * calls.c (emit_library_call_value_1): Memory slot for
9383 pass-by-reference argument should have the mode of the argument,
9384 not of the pointer to it.
9386 2001-01-24 Tom Tromey <tromey@redhat.com>
9388 * gcc.texi (G++ and GCC): Mention gcj manual.
9389 (Standards): Link to section of manual mentioning gcj/Java
9392 2001-01-24 Jakub Jelinek <jakub@redhat.com>
9394 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
9395 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
9396 * tradcpp.c (main): Add -imacros or -include'd dependencies
9398 * cpp.texi (-M, -MM): Document -M -include behaviour.
9400 2001-01-24 Roger Collins <roger@ProProject.com>
9402 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
9404 2001-01-24 Will Cohen <wcohen@redhat.com>
9406 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
9407 whether registers are 32 bits or 64 bits in size.
9409 2001-01-24 Ben Elliston <bje@redhat.com>
9411 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
9413 2001-01-24 Richard Henderson <rth@redhat.com>
9415 * config/alpha/alpha.md (builtin_longjmp_internal): New.
9416 (builtin_longjmp): Use it instead of emit_indirect_jump.
9418 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
9420 * bb-reorder.c (make_reorder_chain_1): Handle case where
9421 jump edge goes to the same block as the fallthru edge.
9423 2001-01-23 Jim Wilson <wilson@redhat.com>
9425 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
9426 * frame.h (__ia64_personality_v1): Add prototype.
9427 * libgcc2.c (ia64_throw_helper): Change personality declaration to
9428 prototype form. Add void * cast to first argument to personality
9430 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
9431 (asctoe113): Likewise.
9432 * config/ia64/frame-ia64.c: Include eh-common.h.
9433 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
9435 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
9437 (itanium_split_issue): Add prototype.
9438 (gen_nop_type): Ifdef out.
9439 (find_best_packet): Initialize best_packet.
9440 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
9442 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
9443 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
9444 (flushrs): Add explicit stop bit at end.
9445 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
9448 2001-01-23 Chris Demetriou <cgd@broadcom.com>
9450 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
9452 * libgcc2.c (__terminate_func): Make variable static.
9453 (__terminate_set_func): New function to set __terminate_func.
9454 * libgcc2.h (__terminate_func_ptr): New typedef.
9455 (__terminate_set_func): New function.
9457 2001-01-23 Richard Henderson <rth@redhat.com>
9459 * flow.c (init_propagate_block_info): Don't consider unchanging
9460 memories for dead frame store elimination.
9462 2001-01-23 Richard Henderson <rth@redhat.com>
9464 * varasm.c (UNIQUE_SECTION): Move default implementation ...
9465 * defaults.h: ... here.
9467 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9469 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
9471 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9473 * c-lex.c (lex_charconst): Fix typo: s/p/str.
9475 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9477 * rs6000.h (rs6000_return_addr): Move prototype from here...
9478 * rs6000-protos.h (rs6000_return_addr): ...to here.
9479 (rs6000_init_expanders): Delete prototype.
9481 2001-01-23 Nick Clifton <nickc@redhat.com>
9483 * invoke.texi: Replace , with \, inside @gccoptlist macros.
9484 (Spec Files): Document %B and %j and %. and %v3 and %M and
9485 %{S*&T} spec switches.
9487 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9489 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
9491 2001-01-23 Chris Demetriou <cgd@sibyte.com>
9492 Neil Booth <neil@daikokuya.demon.co.uk>
9494 * cpperror.c: Merge handlers of PEDWARN and WARNING.
9495 Have -Werror make pedantic warnings errors, like the
9498 2001-01-23 Phil Edwards <pme@sources.redhat.com>
9500 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
9502 2001-01-23 Jakub Jelinek <jakub@redhat.com>
9504 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
9505 * integrate.c (expand_inline_function): Initialize them.
9506 (subst_constants): If changing COMPARE so that both its arguments
9507 will be VOIDmode and the comparison mode will be lost, note
9508 compare_mode. Use the recorded compare_mode to optimize
9511 2001-01-23 Jason Merrill <jason@redhat.com>
9513 * dwarf2out.c (new_die): Use xcalloc.
9514 (output_die): Abort rather than emit a local reference to offset 0.
9516 2001-01-17 Andrew Haley <aph@redhat.com>
9518 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9519 of a saved register; return NULL instead.
9520 (copy_reg): Take a pointer to a source register rather than a
9522 (next_stack_level): Remember the address in the stack frame of all
9524 Use the saved register pointer array as the source of the CFA.
9525 (throw_helper): Rewrite. Unwind once rather than twice and keep
9526 track of saved registers as we go.
9528 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9530 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9531 * c4x.c (c4x_legitimize_reload_address): Remove.
9532 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
9533 reload address for ldp(k) insn.
9535 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
9537 * pa.md (return_internal): Add a USE of the PIC register to ensure
9538 it is restored after each call.
9539 (return expander): Corresponding changes.
9541 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9543 * rs6000.h (INIT_EXPANDERS): Delete.
9544 (RETURN_ADDR_RTX): Call rs6000_return_addr().
9545 * rs6000.c (rs6000_override_options): Call *_machine_status from
9547 (rs6000_init_expanders): ...instead of here. Delete.
9548 (rs6000_mark_machine_status): New function.
9549 (rs6000_init_machine_status): Use xcalloc.
9550 (rs6000_return_addr): Generate RTX for the return address.
9551 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
9552 (rs6000_stack_info): Use it.
9554 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
9556 * gthr-win32.h: Include errno.h to get a declaration for
9557 EINVAL and _mingw.h if the target is mingw32.
9559 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
9561 * cpp.texi: Correct typos.
9563 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9565 * explow.c (probe_stack_range): Ensure value passed to
9566 stack_check_libfunc is ptr_mode, not Pmode.
9568 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
9570 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
9571 case, don't use operand_subword to calculate a SUBREG that is
9574 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
9576 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9578 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
9579 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
9580 valid. If not replace it by equivalent insns.
9582 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9584 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
9585 contains SYMBOL_REF, LABEL_REF and CONST_INT.
9586 (c4x_U_constraint, symbolic_address_operand): Likewise.
9587 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
9589 (c4x_r11_set_p, c4x_check_laj_p): New functions.
9590 * c4x-protos.h (c4x_check_laj_p): Add prototype.
9591 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
9592 anulling slot because of silicon bug.
9593 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
9595 2001-01-22 Alan Modra <alan@linuxcare.com.au>
9597 * cppexp.c (parse_charconst): Change `mask' type to agree
9600 2001-01-21 Richard Henderson <rth@redhat.com>
9602 * config/i386/i386.c (ix86_asm_file_end): Disable putting
9603 pic_label_name in a linkonce section.
9605 2001-01-17 Philipp Thomas <pthomas@suse.de>
9607 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
9609 * configure: Regenerate.
9611 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
9613 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
9614 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
9616 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
9618 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
9619 If REVERSE nonzero then condition code in X must be reversed.
9620 (encode_section_info): Optimise if/else.
9621 (avr_function_value): Fix formatting.
9623 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
9624 (difficult_branch): Likewise.
9625 (rvbranch): Likewise.
9626 (difficult_rvbranch): Likewise.
9628 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
9630 * config/avr/libgcc.S: Fix comment.
9632 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9634 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
9636 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9638 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
9640 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9642 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
9643 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
9644 * configure, config.in: Regenerate.
9645 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
9646 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
9647 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
9648 (doprint.o): New rule.
9650 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
9652 * c-typeck.c (digest_init): Handle boolean types as scalars.
9654 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9656 * stmt.c (expand_return): Don't return anything if size is zero.
9657 Delete redundant assignment to BYTES.
9658 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
9660 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
9662 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
9663 the same as the default library function names.
9664 * config/avr/avr.md: Document special characters after '%'.
9665 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
9666 knowing which of the call-used registers are really clobbered.
9667 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
9668 New. Both quotient and remainder from one libgcc.S call.
9669 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
9670 clobber as few registers as possible.
9671 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
9673 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
9675 * cppmacro.c (funlike_invocation_p): Don't move back up to the
9676 context of the top of the stack.
9678 2001-01-20 Jakub Jelinek <jakub@redhat.com>
9680 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
9681 (fixup_var_refs_insns): ...here.
9683 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
9685 * function.c (fixup_var_refs_insns): Break up into
9686 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
9687 [loop over entire insn list], and fixup_var_refs_insns_with_hash
9688 [loop over hash table entries].
9689 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
9690 fixup_var_refs_insns_with_hash, to match above changes.
9692 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
9694 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
9695 (libgcc.a): Likewise.
9696 (stmp-multilib): Likewise.
9697 (STAGE2_FLAGS_TO_PASS): Likewise.
9699 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
9701 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
9702 temporary if no_new_pseudos.
9704 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
9706 * cppinternals.texi: Update.
9708 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
9710 * arm.c (arm_init_builtins): Re-enable builtins.
9712 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9714 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
9715 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
9716 element to be null, and always expect an EXPR_LIST.
9717 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
9718 * sched-deps.c (sched_analyze_1): Likewise.
9719 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9721 * regclass.c (max_set_parallel): New variable.
9722 (reg_scan): Take it into account in computation of max_parallel.
9723 (reg_scan_mark_refs, case SET): Compute it.
9725 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
9727 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
9728 * function.c (assign_parms): Use INTVAL for a CONST_INT.
9730 2001-01-19 Jason Merrill <jason@redhat.com>
9732 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
9733 for the abstract instance of an inline function.
9735 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
9736 J"orn Rennecke <amylaar@redhat.com>
9738 * reload1.c (move2add_note_store): Treat all registers directly or
9739 indirectly derived from a base register as members of the same set
9741 (reload_cse_move2add): Adjust accordingly. Take mode and offset
9742 of base register into account.
9744 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
9746 * alias.c (find_base_value): Recognize TRUNCATE.
9747 (record_set): In PLUS case, invalidate if other summand is also a
9750 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9752 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
9753 entry to be EXPR_LIST.
9754 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
9755 be an EXPR_LIST (but not null, which other code doesn't allow).
9756 (note_stores): Properly handle PARALLEL in SET.
9757 Recursively call for top-level PARALLEL.
9758 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
9759 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9761 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
9763 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
9765 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
9766 not pfile->skipping (== 0).
9768 2001-01-17 Nick Clifton <nickc@redhat.com>
9770 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
9773 2001-01-17 Jim Wilson <wilson@redhat.com>
9775 * invoke.texi (IA-64 options): Improve.
9777 2001-01-17 Tom Tromey <tromey@redhat.com>
9779 * invoke.texi (Optimize Options): Use `{}' to around @samp
9782 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
9784 * invoke.texi (-fno-guess-branch-probability): New option.
9786 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9788 * combine.c (try_combine): Don't set i3_subst_into_i2 for
9789 case of making new double-word constant.
9790 Revert last change: instead just test i3_subst_into_i2.
9792 2001-01-17 Jakub Jelinek <jakub@redhat.com>
9794 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
9795 Use q constraints instead of r.
9797 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
9799 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
9800 (machine_function): Define.
9801 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
9802 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
9803 pa_free_machine_status): New functions.
9804 (override_options): Set {init,mark,free}_machine_status to above.
9805 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9806 PIC_OFFSET_TABLE_REGNUM_SAVED.
9807 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9808 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
9809 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
9810 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
9811 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9813 2001-01-15 DJ Delorie <dj@redhat.com>
9815 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
9819 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9821 * flow.c (propagate_one_insn): Make trying to delete a prologue
9822 or epilogue insn an ICE, not a warning. Allow doing this if
9823 the current function returns with stack pointer depressed.
9825 * combine.c (try_combine): If i3_subst_into_i2, properly check for
9826 I3 having more than one SET.
9828 2001-01-16 Jim Wilson <wilson@redhat.com>
9830 * invoke.texi: Document IA-64 options.
9832 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
9833 (fixup_errata): Delete TARGET_A_STEP use.
9834 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
9835 (TARGET_SWITCHES): Delete -ma-step option.
9836 * config/ia64/ia64.md (all FP patterns): Delete %B0.
9837 (movqicc_astep, movqi_internal_astep, movhicc_astep,
9838 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
9839 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
9840 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
9841 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
9843 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
9844 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
9845 cmovsi_internal): Delete ! TARGET_A_STEP check.
9847 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9849 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
9850 possibility to report bugs via postal mail. Change a URL and
9851 merge in a nearly duplicate statement...
9852 (Bug Reporting): ...from here.
9853 (Service): Refer to the Bug Reporting section instead of
9855 (Contributing): Remove trivial explanations concerning snapshots.
9857 2001-01-16 Alan Modra <alan@linuxcare.com.au>
9859 * cppmain.c (general_init): Don't use ANSI prototype.
9861 2001-01-16 Tom Tromey <tromey@redhat.com>
9863 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
9865 2001-01-16 Richard Henderson <rth@redhat.com>
9867 * config/i386/i386.h: Fix comment typo.
9868 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
9869 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
9871 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9873 * gcc.c: Revert previous -fsyntax-only-related change; move
9876 2001-01-16 Jakub Jelinek <jakub@redhat.com>
9878 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
9879 inmode after checking GET_CODE (op).
9881 2001-01-16 Richard Henderson <rth@redhat.com>
9883 * flow.c (struct propagate_block_info): Add mem_set_list_len.
9884 (MAX_MEM_SET_LIST_LEN): New.
9885 (propagate_one_insn): Update mem_set_list_len.
9886 (invalidate_mems_from_autoinc): Likewise.
9887 (invalidate_mems_from_set): Likewise.
9888 (mark_used_regs): Likewise.
9889 (init_propagate_block_info): Likewise. Stop collecting memories
9890 when we reach MAX_MEM_SET_LIST_LEN.
9891 (mark_set_1): Likewise.
9893 2001-01-16 Richard Henderson <rth@redhat.com>
9895 * unroll.c (precondition_loop_p): Fail if no iteration
9898 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9900 * gcc.c: When -fsyntax-only is given, do not complain about
9903 2001-01-15 Richard Henderson <rth@redhat.com>
9905 * config/i386/i386.c (asm_output_function_prefix): Remove.
9906 (ix86_asm_file_end): New.
9907 (load_pic_register): Generate pic_label_name into a
9908 staticly allocated buffer.
9909 * config/i386/i386-protos.h: Update.
9910 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
9911 (ASM_FILE_END): New.
9912 * config/i386/i386afe.h: New file.
9913 * config.gcc (i?86-*-elf) [tm_file]: Use it.
9914 (i?86-*-{freebsd,linux*,moss*}): Likewise.
9915 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
9916 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
9917 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
9918 * config/i386/sco5.h (ASM_FILE_END): Likewise.
9919 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
9921 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9923 * Makefile.in (install-man): Remove explicit dependency on
9926 * configure.in, configure: Revert previous patch requiring perl
9929 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
9931 * toplev.c (flag_guess_branch_prob): New.
9932 (f_options): Add guess-branch-probability option.
9933 (rest_of_decl_compilation): Only estimate branch probability if
9935 (main): set flag_guess_branch_prob.
9937 * flags.h (flag_guess_branch_prob): New.
9939 2001-01-15 DJ Delorie <dj@redhat.com>
9941 * gcc.texi (Makefile): Add documentation for Makefile targets.
9943 2001-01-15 Philip Blundell <philb@gnu.org>
9945 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
9947 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
9948 (is_pic): Delete declaration.
9949 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
9950 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
9951 * config/arm/arm.md (builtin_setjmp_receiver): New.
9953 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9955 * arm.c (use_return_insn): Don't try to determine the function type
9956 until after reload has completed.
9957 (arm_output_epilogue): Don't adjust the sp value recovered from the
9959 (emit_multi_reg_push): Don't record dwarf information for the pc.
9960 * arm.md (eh_epilogue): The function type may have changed, so it
9961 needs to be recalculated.
9962 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
9963 unwind tables on arm/netbsd.
9965 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9967 * arm.md (cbranchsi4): Correct calculation of branch ranges.
9968 (negated_cbranchsi4): Likewise.
9970 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9972 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
9973 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9974 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
9975 pass -mapcs-* options to assembler.
9976 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
9977 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9978 (ASM_SPEC): Call subtarget_extra_asm_spec.
9980 2001-01-15 Andreas Jaeger <aj@suse.de>
9982 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
9984 (ix86_expand_builtin): Likewise.
9986 * gencodes.c (output_predicate_decls): Make i size_t to avoid
9987 warning about comparison between signed and unsigned.
9989 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9991 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
9993 2001-01-14 Ralf Baechle <ralf@gnu.org>
9995 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
9996 SUBTARGET_CPP_SPEC apropriatly.
9998 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10000 * varasm.c (make_decl_rtl): Fix typo in last change.
10002 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10004 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10005 linker supports the init_priority C++ attribute.
10006 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10007 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10008 linker does not support init_priority C++ attribute.
10010 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10012 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10014 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10016 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10017 * cp/lex.c (finish_parse): Similarly.
10018 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10019 Return the number of errors encountered.
10020 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10021 * cppmain.c (main): Don't call cpp_destroy.
10023 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10025 * configure.in: Require at least perl 5.6.0 to regenerate
10027 * configure: Regenerate.
10029 2001-01-14 Richard Henderson <rth@redhat.com>
10031 * genrecog.c (DT_veclen_ge): New.
10032 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10033 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10034 (nodes_identical_1): Handle DT_veclen_ge.
10035 (write_cond, debug_decision_2): Likewise.
10037 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10039 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10041 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10043 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10045 * cppmain.c (do_preprocessing): New function; most of the old
10047 (main): Call it to do most of the work.
10048 (cb): Move from global scope to set_callbacks ().
10049 (setup_callbacks): Get the callback pointer.
10050 (general_init, printer_init): Clean up code and comments.
10052 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10054 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
10057 2001-01-14 Kazu Hirata <kazu@hxi.com>
10059 * config/h8300/h8300.c (get_shift_alg): Update comments.
10061 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10063 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
10064 (alloc_page, ggc_alloc): Add casts to remove warnings.
10066 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10068 * combine.c (simplify_comparison): Don't change `code' when
10069 can't reverse comparison.
10071 2001-01-14 Richard Henderson <rth@redhat.com>
10073 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
10074 update all call sites. Return true for all non-label constants.
10076 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
10078 * i386.c (ix86_expand_compare): Add bypass_test and second_test
10080 (ix86_expand_branch): Update.
10081 (ix86_expand_setcc): Update to handle multiple test conditions.
10082 (expand_int_movcc): Likewise.
10083 (expand_fp_movcc): Likewise.
10084 * i386-protos.h (ix86_expand_compare): New.
10085 * i386.md (andqi_?_slp, orqi_?_slp): New.
10086 (conditional trap expander): Update call to ix86_expand_compare.
10088 2001-01-14 Richard Henderson <rth@redhat.com>
10090 * config/vax/vax.md: Use nonimmediate_operand instead of
10091 general_operand in destinations.
10093 * config/vax/vax.md (indirect_jump): Use register_operand.
10095 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
10096 * config/vax/vax.md (call_pop): Turn into an expander.
10097 (call_value_pop): Likewise.
10098 (call, call_value): New.
10100 2001-01-14 Andreas Jaeger <aj@suse.de>
10102 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
10104 (ix86_fp_compare_mode): Add unused attribute.
10105 (ix86_expand_fp_movcc): Remove unused variable.
10106 (ix86_expand_builtin): Make fcode unsigned.
10108 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
10109 (expand_expr): Add cast to avoid signed warning.
10110 (store_field): Likewise.
10111 (store_constructor_field): Likewise.
10112 (store_constructor): Likewise.
10113 (store_expr): Likewise.
10114 (clear_storage): Likewise.
10115 (emit_group_store): Likewise.
10116 (emit_group_load): Likewise.
10118 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10120 * c-common.c: Move format checking code to ...
10121 * c-format.c: ... here. New file. Reorder some functions and
10123 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
10125 * c-common.h (decl_handle_format_attribute,
10126 decl_handle_format_arg_attribute): Declare.
10127 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
10128 (c-common.o): Adjust dependencies.
10129 (c-format.o): New list of dependencies.
10131 2001-01-13 Jakub Jelinek <jakub@redhat.com>
10133 * unroll.c (loop_iterations): If we cannot prove iteration variable
10134 is set once in each iteration, punt.
10136 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
10138 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
10139 (*strlenhi): Remove clobber (which was buggy) of output address.
10141 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10143 * Makefile.in (generated-manpages): Add gcc.1
10144 ($(srcdir)/gcc.1): New target.
10145 (maintainer-clean): Delete $(srcdir)/gcc.1.
10146 * gcc.texi: Add macros @gccoptlist and @gol.
10147 * invoke.texi: Include option summary in manpage. Mark up option
10148 summary with @gccoptlist and @gol. Use @r in one place where
10150 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
10151 * gcc.1: Generate from invoke.texi.
10153 2001-01-13 Richard Henderson <rth@redhat.com>
10155 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
10156 (struct page_entry): Add group member.
10157 (struct page_group): New.
10158 (struct globals): Add page_groups member.
10159 (alloc_anon): Only define for using mmap; remove valloc call.
10160 (page_group_index): New.
10161 (set_page_group_in_use): New.
10162 (clear_page_group_in_use): New.
10163 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
10164 (free_page, release_pages): Likewise.
10165 * configure.in (with-gc): Default to ggc-page always.
10167 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10169 * reload1.c (replace_pseudos_in_call_usage): Use
10170 reg_equiv_constant and reg_equiv_address, and don't try
10171 regno_reg_rtx first.
10173 2001-01-13 Richard Henderson <rth@redhat.com>
10175 * ggc-page.c (alloc_page): Round up allocation size to one page.
10176 Set e->order on extra pages.
10178 2001-01-13 Richard Henderson <rth@redhat.com>
10180 * genrecog.c (nodes_identical): Expand commentary.
10181 (write_switch): Watch out for identical nodes.
10183 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10185 * cppfiles.c (_cpp_fake_include): New function.
10186 * cpphash.h (_cpp_fake_include): New.
10187 * cpplib.c (do_line): Call _cpp_fake_include when entering
10188 header files in preprocessed input.
10189 * cppmain.c (cb_pragma_implementation): Remove handling.
10190 (setup_callbacks): Don't register pragmas.
10192 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10194 * extend.texi: Udate for CPP.
10196 2001-01-13 Andreas Jaeger <aj@suse.de>
10198 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10200 * regmove.c: Add prototype for replace_in_call_usage.
10202 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10204 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10205 struct cpp_chunk, struct htab, struct toklist,
10206 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10207 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10208 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10209 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10210 (struct macro_args): Delete.
10211 * cpphash.h: See above.
10213 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10215 * cppmain.c (struct printer): Remove no_line_dirs.
10216 (options, cb): New.
10217 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10218 : Use options rather than CPP_OPTION.
10219 (setup_callbacks): Use cb rather than pfile->cb.
10220 (main): No need to check for a buffer. Use cpp_errors.
10221 (printer_init): Don't set no_line_dirs.
10222 (maybe_print_line): Use options not no_line_dirs.
10223 (cb_file_change): Don't call print_line if -P.
10225 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10227 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10229 * c-parse.in (finish_parse): Use cpp_errors.
10230 (__yylex): Use return value of cpp_pop_buffer.
10231 * cp/lex.c (finish_parse): Use cpp_errors.
10232 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10234 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10236 * README.AVR: URLs corrected.
10238 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10240 * c-decl.c (start_function): Don't warn if old prototype is builtin
10241 that's not in C's namespace.
10242 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10243 (_bb): Add prototype for ctime.
10244 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10246 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10248 * i386.c (ix86_fp_comparison_arithmetics_cost,
10249 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10250 ix86_fp_comparison_cost): New functions.
10251 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10252 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10253 two-branch sequences; make static.
10254 (ix86_use_fcomi_compare): Do decision according to the costs.
10255 (split_fp_branch): New.
10256 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10257 * i386-protos.h (ix86_expand_fp_compare): Remove
10258 (ix86_split_fp_branch): Declare.
10260 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10261 and ix86_comparison_operator.
10263 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10264 to make it cheaper.
10266 * i386.c (put_condition_code): Output properly the unordered/ordered
10267 compares in fp case.
10268 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10270 * tm.texi (REVERSE_CONDITION): Document.
10271 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10272 in -ffast-math mode.
10273 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10275 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10277 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10279 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10282 * config/sh/sh.c (mova_p): Fix test for mova_const.
10284 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10286 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10287 cpp_get_options rather than dereferencing pfile and using
10289 * scan-decls.c (scan_decls): Use return value of
10290 cpp_pop_buffer rather than CPP_BUFFER.
10292 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10294 * cppinit.c (cpp_handle_option): help_only is now part of the
10295 cpp_options structure.
10296 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10297 cpp_set_callbacks): New functions.
10298 * cpplib.h (cpp_callbacks): Break out as a named structure.
10299 (cpp_options): Move help_only here from cpp_reader.
10300 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10301 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10302 cpp_set_callbacks): New prototypes.
10303 * cppmain.c (main): Update for help_only.
10305 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10307 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10308 Also build and remove and install and uninstall c-tree.info and
10310 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10311 ($(srcdir)/cppinternals.info): New target.
10312 * c-tree.texi: Change file name used when makeinfo used without -o
10313 from ir.info to c-tree.info. Add info directory entry.
10314 * cppinternals.texi: Add info directory entry.
10315 * .cvsignore: Update.
10317 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10319 * c-typeck.c (store_init_value): Don't require constant initializer
10320 elements with -pedantic -std=c99.
10321 (digest_init): Change error about non-constant initializer elements
10323 (constructor_range_end): Remove.
10324 (constructor_incremental, designator_depth,
10325 designator_errorneous): New variables.
10326 (struct constructor_stack): Remove range_end, add incremental.
10327 (struct constructor_range_stack, constructor_range_stack): New.
10328 (struct initializer_stack): Add constructor_range_stack.
10329 (finish_init): Set it.
10330 (start_init): Likewise. require_constant_elements for non-static
10331 trees only if not flag_isoc99.
10332 (really_start_incremental_init): Remove constructor_range_end, add
10333 constructor_incremental.
10334 (pop_init_level): Likewise.
10335 (push_init_level): Likewise. If implicit and the subobject had some
10336 value set already, preinitialize the level with it.
10337 Warn about missing braces only if not pushing due to designators.
10338 (set_designator, push_range_stack): New functions.
10339 (set_init_label): Use them.
10340 (set_init_index): Likewise. Remove constructor_range_end.
10341 Error if designator index is outside of array bounds.
10342 (add_pending_init): Compare values of purpose index trees, not the
10343 trees themselves. Allow overwriting of already initialized element.
10344 Issue a warning if it had side-effects.
10345 (set_nonincremental_init, set_nonincremental_init_from_string): New
10347 (pending_init_member): Rename to...
10348 (find_init_member): ...this function. Call set_nonincremental_init
10349 if necessary. Compare values of purpose index trees, not the trees
10350 themselves. Return the actual value, not just non-zero if something
10352 (output_init_element): Remove checks for duplicates.
10353 If field has zero size, only check the initializer for correctness.
10354 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
10355 if constructor_incremental is zero. Change error about initializers
10356 not computable at load time into pedwarn.
10357 (output_pending_init_elements): Compare bit positions, not
10358 FIELD_DECLs to take into account zero-sized fields.
10359 (process_init_element): Use constructor_range_stack to fill all
10360 ranges in the designator lists from current level up.
10361 * extend.texi: Update documentation for labeled elements.
10363 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
10365 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
10366 to function usage for arguments passed by reference. Optimize
10367 callee-copied arguments.
10368 * regmove.c (replace_in_call_usage): New function.
10369 (fixup_match_1): Call it.
10370 * cse.c (cse_insn): Canonicalize registers in function usage.
10371 * reload1.c (replace_pseudos_in_call_usage): New function.
10374 * Makefile.in: Reverted yesterday's wrong patch. Installed the
10377 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10379 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
10382 2001-01-12 DJ Delorie <dj@redhat.com>
10384 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
10385 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
10388 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10390 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
10391 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
10392 -std options alongside references to -ansi. Update some
10393 documentation for C99.
10394 * cpp.1: Regenerate.
10396 2001-01-12 Andreas Jaeger <aj@suse.de>
10398 * haifa-sched.c (restore_line_notes): Remove argument block B
10400 * sched-ebb.c (schedule_ebb): Change caller.
10401 * sched-rgn.c (schedule_region): Likewise.
10402 * sched-int.h (restore_line_notes): Adjust prototype.
10404 * loop.h: Remove wrong declaration of doloop_condition_get.
10406 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10408 * extend.texi: Move C++-extension-related node from the C section
10409 into the C++ section.
10411 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10413 * extend.texi: Refer to an array of pointers to functions instead
10414 of one of functions.
10416 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
10417 Jan Hubicka <jh@suse.cz>
10419 * combine.c (reversed_comparison): Fix typo in last patch.
10421 (combine_reversed_comparison_code): Make static to follow
10422 prototype declaration.
10424 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10426 * install.texi: Remove misplaced duplicate entry.
10428 2001-01-11 Ulrich Drepper <drepper@redhat.com>
10430 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
10432 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
10434 * final.c: (leaf_function_p): Fix typo.
10436 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
10438 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
10439 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
10441 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
10442 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
10443 mmap_anon, and valloc is available.
10444 * ggc-page.c: Restructure ifdef logic to match new autoconf
10445 spec. Don't throw away the test page in init_ggc.
10447 * configure, config.in: Regenerate.
10449 2001-01-12 Michael Hayes <mhayes@redhat.com>
10451 * loop.h (total_biv_increment): Constify iv_class pointer.
10452 (struct induction): Replace `mem_mode' with `mem' rtx.
10453 * unroll.c (total_biv_increment): Constify iv_class pointer.
10454 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
10455 (find_mem_givs, combine_givs_p): Likewise.
10456 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
10458 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
10460 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
10462 (__gthread_getspecific): Ditto.
10464 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
10466 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
10467 put_condition_code): Convert fp comparison codes to integer
10469 (ix86_expand_fp_compare): Postnote the fp comparison code converison
10472 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
10473 * i386-protos.h (no_comparison_operator): Kill.
10475 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
10477 * combine.c (REVERSIBLE_CC_MODE): Remove.
10478 (reversible_comparison_p): Remove.
10479 (combine_reversed_comparison_code): New.
10480 (reversed_comparison): New.
10481 (combine_simplify_rtx): Use
10482 combine_reversed_comparison_code/reversed_comparison instead
10483 of reversible_comparison_p.
10484 (simplify_if_then_else): Likewise.
10485 (simplify_set): Likewise.
10486 (simplify_logical): Likewise.
10487 (if_then_else_cond): Likewise.
10488 (known_cond): Likewise.
10489 (simplify_comparison): Likewise.
10491 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
10493 * builtins.c (std_expand_builtin_va_start): Handle varargs when
10494 sizeof (int) is larger than sizeof(__word__).
10496 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10498 * cppinit.c (do_includes): Fix typo.
10500 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10502 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
10503 in S_REGS does not occur because not all sources are possible
10504 when a S_REGS is a destination (sometimes needs a clobber).
10505 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10506 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10507 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10508 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10509 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10510 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10511 (lshrdi_const1, lshrsi3_const16): Likewise.
10512 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10513 (*movhi_68hc12, *movqi_68hc12): Likewise.
10514 (movstrictqi): Make sure reloading in D_REGS as a destination
10517 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10519 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10521 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10523 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10524 -D, -U and -A, and don't initialize the builtins.
10525 (do_includes): Error if -include or -imacros with -fpreprocessed.
10526 * cppmain.c (cb_define, cb_undef): Unconditionally process
10528 * tradcpp.c (main): Fix typo.
10530 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
10532 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
10533 (read_name_map): Use IS_ABSOLUTE_PATH.
10534 * tradcpp.c (get_filename): Likewise.
10536 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10538 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
10539 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
10540 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
10541 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
10542 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
10543 (cmphi_z_used): Don't use '@' for the output.
10544 (tstqi_z_used): Likewise.
10545 (cmpqi_z_used): Likewise.
10546 (one_cmplsi2): Likewise.
10548 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10550 * config/sh/sh.c (barrier_align): Recognize branch around far
10551 branch and redundant insn.
10553 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10555 * invoke.texi: Restore documentation of the drivers' switches -MD
10558 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10560 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
10562 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
10563 check-objc//%): Support parallel testing of multilibs.
10564 (TESTSUITEDIR): Set to testsuite by default, but override for
10566 (check-gcc, check-g++, check-g77, check-objc): Enter
10569 2001-01-11 Bernd Schmidt <bernds@redhat.com>
10571 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
10572 * sched-deps.c (deps_may_trap_p): Likewise.
10573 * basic-block.h: Remove a comment.
10574 * flow.c (PROP_POSTRELOAD): Remove.
10575 (update_life_info): Don't add it to prop_flags.
10576 (mark_set_1): Lose the code that was enabled by it.
10578 2001-01-11 Michael Hayes <mhayes@redhat.com>
10580 * flow.c (flow_call_edges_add): New.
10581 * basic_block.h (flow_call_edges_add): New.
10583 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
10585 * reload1.c (move2add_note_store): Update reg_set_luid even if
10586 base reg remains the same.
10588 2001-01-10 Nick Clifton <nickc@redhat.com>
10590 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
10591 machine_function structure to zero.
10592 Add prototypes for machine_status functions.
10594 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10596 * c-common.h (CTI_VOID_LIST): Remove.
10597 (void_list_node): Likewise.
10598 * tree.h (TI_VOID_LIST_NODE): New enumeral.
10599 (void_list_node): New macro.
10600 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
10601 * config/i386/i386.c (ix86_init_builtins): Likewise.
10602 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
10604 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10606 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
10607 * cppinit.c (cpp_start_read): Update comment, remove unneeded
10609 * tradcpp.c: Include mkdeps.h.
10610 (deps, print_deps_phony_targets, deps_append, output_deps,
10611 init_dependency_output, output_deps): New.
10612 (deps_buffer, deps_allocated_size, deps_size, deps_column,
10613 deps_output): Delete.
10614 (print_deps_missing_files): Rename deps_missing_files.
10615 (inhibit_output): Make global.
10616 (main): Delete inhibit_output, deps_stream, deps_target.
10617 Use mkdeps functionality in the same way as cpplib. Remove
10618 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
10619 -M and -MM. Remove old handling of deps via deps_out, and
10620 old reading of environment variables.
10621 (get_filename): Update to use deps_add_dep.
10623 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10625 * output.h (make_function_rtl): Remove prototype.
10626 (make_decl_rtl): Likewise.
10627 * varasm.c (make_function_rtl): Remove.
10628 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
10629 than from a third parameter.
10630 * tree.h (make_decl_rtl): Remove last parameter.
10631 * c-decl.c (builtin_function): Remove last argument in call to
10632 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
10633 (start_function): Likewise.
10634 * except.c (call_get_eh_context): Likewise.
10635 * expr.c (emit_block_move): Likewise.
10636 (clear_storage): Likewise.
10637 * profile.c (output_func_start_profiler): Likewise.
10638 * toplev.c (rest_of_decl_compilation): Likewise.
10639 * objc/objc-act.c (create_builtin_decl): Likewise.
10640 (synth_module_prologue): Likewise.
10641 (generate_static_reference): Likewise.
10642 (build_selector_reference_decl): Likewise.
10643 (build_class_reference_decl): Likewise.
10644 (build_objc_string_decl): Likewise.
10645 (build_protocol_reference): Likewise.
10647 2001-01-10 Richard Henderson <rth@redhat.com>
10649 * hwint.h: Revert yesterday's change.
10651 2001-01-10 Nick Clifton <nickc@redhat.com>
10653 * function.h (save_machine_status): Delete.
10654 (restore_machine_status): Delete.
10655 Amend comment describing {init|mark|free}_machine_status.
10657 * function.c (save_machine_status): Delete.
10658 (restore_machine_status): Delete.
10659 Amend comment describing {init|mark|free}_machine_status.
10660 (push_function_context_to): Remove invocation of
10661 save_machine_status.
10662 (pop_function_context_from): Remove invocation of
10663 restore_machine_status.
10665 * emit-rtl.c (init_emit_once): Amend comment describing
10666 {init|mark|free}_machine_status.
10668 * tm.texi (Per-Function Data): New node. Describe the
10669 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
10672 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10674 * cppinit.c (OPT_g): Remove.
10675 (cpp_handle_option): Update for removed -g3.
10676 (print_help): Update.
10677 * cpplib.h (struct cpp_options): Remove debug_output.
10678 * cppmain.c (setup_callbacks, cb_define): Update.
10679 * gcc.c (cpp_options): Translate -g3 to -dD.
10681 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
10683 * config/i960/i960.md: Change modifier to + on the zero_extract
10684 pattern after the (rotate -2 reg) canonicalization pattern.
10686 2001-01-10 Richard Henderson <rth@redhat.com>
10688 * config/alpha/alpha.c (alpha_free_machine_status): New.
10689 (override_options): Install it.
10690 (alpha_mark_machine_status): Verify machine non-null.
10691 * config/i386/i386.c (ix86_free_machine_status): New.
10692 (override_options): Install it.
10693 (ix86_init_machine_status): Use xcalloc.
10694 (ix86_mark_machine_status): Verify machine non-null.
10695 * config/ia64/ia64.c (ia64_free_machine_status): New.
10696 (ia64_override_options): Install it.
10697 (ia64_mark_machine_status): Verify machine non-null.
10699 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
10701 * function.c (instantiate_virtual_regs): Instantiate virtual
10702 registers found in CALL_INSN_FUNCTION_USAGE.
10704 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10706 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
10707 equivalent to -ansi in disabling -Di386.
10709 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
10711 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
10713 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
10715 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
10717 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
10719 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10721 * invoke.texi: Document that -fcond-mismatch isn't supported for
10724 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10726 * gcc.texi: Define macro gcctabopt.
10727 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
10728 @command, @env and @option in some places where appropriate. Use
10729 @gcctabopt where appropriate. Put URLs and email addresses inside
10732 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
10734 * gcc.c (cpp_options): Set MD file name from output
10735 filename, if specified.
10736 (suffix_subst): New static variable.
10737 (do_spec): Clear it.
10738 (do_spec_1, case '.'): Handle new `%.suffix' spec.
10740 (give_switch): Handle suffix_subst.
10742 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10744 * invoke.texi: Fix another typo.
10746 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10748 * invoke.texi: Fix typo.
10750 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10752 * c-lang.c (lang_hooks): Update.
10753 (lang_decode_option): Remove.
10754 (lang_init_options): Rename c_init_options.
10755 * toplev.c (main): Use lang_hooks for lang_init_options
10756 and lang_decode_option.
10757 * toplev.h (lang_hooks): Add 2 new hooks.
10758 * tree.h: Remove lang_init_options and lang_decode_option.
10759 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
10760 * cp/decl2.c: Similarly.
10761 * cp/lex.c (lang_init_options): Rename cxx_init_options.
10762 (lang_hooks): Update.
10763 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
10765 (lang_init_options): Rename ffe_init_options.
10766 (lang_hooks): Update.
10767 (lang_decode_option): Remove.
10768 * java/lang.c (lang_init_options): Rename java_init_options.
10769 (lang_decode_option): Rename java_decode_option.
10770 (lang_hooks): Update.
10771 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
10772 (lang_decode_option): Rename objc_decode_option.
10773 (lang_hooks): Update.
10775 2001-01-09 Nick Clifton <nickc@redhat.com>
10777 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
10778 (d30v_return_addr_rtx): Delete.
10779 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
10780 cfun->machine structure.
10781 (struct machine_function): Move to d30v.h
10782 (d30v_save_machine_status): Delete.
10783 (d30v_restore_machine_status): Delete.
10784 (d30v_init_machine_status): New Function.
10785 (d30v_mark_machine_status): New Function.
10786 (d30v_free_machine_status): New Function.
10787 (d30v_init_expanders): Use new functions.
10788 (d30v_return_addr): Use ra_rtx field in cfun->machine.
10789 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
10790 d30v_return_addr_rtx.
10792 * config/d30v/d30v.h (struct_machine): Move here.
10793 Add eh_epilogue_sp_ofs field.
10795 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
10796 field in cfun->machine structure.
10798 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
10800 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
10801 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
10802 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10804 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
10806 * objc/lang-options.h: Remove bogus reference to
10809 2001-01-09 Kazu Hirata <kazu@hxi.com>
10811 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
10814 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
10816 * reload.c (find_reloads_address): Check for eliminable registers
10817 when substituting a constant expression for a pseudo.
10819 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
10821 * c-common.c (enum format_type): Add format_type_error.
10822 (decode_format_type): New function.
10823 (decl_attributes): Use it.
10824 (format_kind_info): Adjust comment.
10826 2001-01-09 David O'Brien <obrien@BSDi.com>
10828 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
10829 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
10831 * config/i386/gnu.h: Don't include required platform specific .h files,
10832 tm.h will do it instead.
10833 * config/i386/i386elf.h: Likewise.
10834 * config/i386/linux.h: Likewise.
10835 * config/i386/moss.h: Likewise.
10836 * config/mips/gnu.h: Likewise.
10838 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10840 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
10841 (rs6000-ibm-aix3.[01]*): Likewise.
10842 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
10843 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
10844 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
10845 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
10846 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
10847 (powerpc-*-eabiaix*): Likewise.
10848 (powerpc-*-eabisim*): Likewise.
10849 (powerpc-*-elf*): Likewise.
10850 (powerpc-*-eabi*): Likewise.
10851 (powerpc-*-rtems*): Likewise.
10852 (powerpc-*-linux*libc1): Likewise.
10853 (powerpc-*-linux*): Likewise.
10854 (powerpc-wrs-vxworks*): Likewise.
10855 (powerpcle-wrs-vxworks*): Likewise.
10856 (powerpcle-*-sysv*): Likewise.
10857 (powerpcle-*-elf*): Likewise.
10858 (powerpcle-*-eabisim*): Likewise.
10859 (powerpcle-*-eabi*): Likewise.
10860 (powerpcle-*-solaris2*): Likewise.
10861 * config/rs6000/aix31.h: Delete includes.
10862 * config/rs6000/aix3newas.h: Likewise.
10863 * config/rs6000/aix41.h: Likewise.
10864 * config/rs6000/aix43.h: Likewise.
10865 * config/rs6000/beos.h: Likewise.
10866 * config/rs6000/rtems.h: Likewise.
10867 * config/rs6000/sysv4.h: Likewise.
10869 2001-01-09 Kazu Hirata <kazu@hxi.com>
10871 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
10872 Change an argument mode of machine_mode to shift_mode of
10873 shift_mode. Remove an extra error check.
10874 (emit_a_shift): Adopt to the new calling prototype of
10876 (function_prologue): Fix code for a monitor
10877 function. Support H8/S.
10878 (function_epilogue): Do not output pop for a monitor function.
10880 2001-01-09 Nick Clifton <nickc@redhat.com>
10882 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
10883 (setup_incoming_varargs): Use sysv_varargs_p field of the
10884 cfun->machine structure.
10885 (struct machine_function): Move to rs6000.h
10886 (rs6000_save_machine_status): Delete.
10887 (rs6000_restore_machine_status): Delete.
10888 (rs6000_init_machine_status): New Function.
10889 (rs6000_free_machine_status): New Function.
10890 (rs6000_init_expanders): Use new functions.
10892 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
10894 (struct machine_function): Move here.
10896 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
10897 sysv_varargs_p field of the cfun->machine structure.
10899 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
10901 (rs6000_restore_machine_status): Remove prototype.
10903 2001-01-09 Richard Henderson <rth@redhat.com>
10905 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
10906 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
10907 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
10908 (sched_analyze_2, sched_analyze_insn): Likewise.
10909 (sched_analyze, init_deps): Likewise.
10910 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
10911 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
10912 (compute_block_backward_dependences): Update propagate_deps call.
10914 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
10916 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
10918 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10920 * cppinit.c (OPT_MD, OPT_MMD): Restore.
10921 (cpp_handle_option): Handle them.
10922 (cpp_post_options): Ensure one of -M or -MM is specified with
10923 any other -M? option.
10924 (init_dependency_output): Suppress output with -MG.
10926 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10928 * cpp.texi: Update.
10929 * invoke.texi: Update.
10931 2001-01-09 Bernd Schmidt <bernds@redhat.com>
10933 * sh.md (reload_outsf): Generate recognizable patterns for
10936 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10938 * c-lang.c (lang_hooks): Update.
10939 (lang_init): Rename c_init.
10940 (lang_finish): Remove.
10941 * toplev.c (compile_file): Use lang_hooks for lang_init ()
10942 and lang_finish ().
10943 * toplev.h (lang_hooks): Add init () and finish ().
10944 * tree.h (lang_init, lang_finish): Remove.
10945 * cp/tree.h (lang_init, lang_finish): Remove.
10946 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
10947 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
10949 (lang_init, lang_finish): Remove.
10950 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
10951 (lang_hooks): Update.
10952 * java/lang.c (lang_init): Rename java_init.
10953 (lang_finish): Remove.
10954 (lang_hooks): Update.
10955 * objc/objc-act.c (lang_init): Rename objc_init.
10956 (lang_finish): Remove.
10957 (lang_hoooks): Update.
10959 20001-01-09 Graham Stott <grahams@redhat.com>
10961 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
10962 after `ptr` is initialised.
10964 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10966 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
10967 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
10968 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
10969 stack adjusts, instead of r3.
10971 2001-01-09 Michael Hayes <mhayes@redhat.com>
10973 * flow.c (flow_loop_scan): Break out of ...
10974 (flow_loops_find) ... here.
10975 * basic-block.h (flow_loop_scan): New.
10976 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
10977 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
10979 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10981 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
10983 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
10984 realloc()ing macro_buffer.
10986 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
10987 if it's wider than long and the target's long is wider than the
10990 2001-01-09 Mark Mitchell <mark@codesourcery.com>
10992 Remove support for using UWIN as a host machine.
10993 * configure.in: Issue an error message.
10994 * configure: Regenerated.
10995 * config.gcc: Remove xm_* UWIN configury.
10996 * config/i386/xm-uwin.h: Remove.
10998 2001-01-08 Nick Clifton <nickc@redhat.com>
11000 * config/v850/v850.c (ra_rtx): Delete.
11001 (v850_save_machine_status): Delete.
11002 (v850_restore_machine_status): Delete.
11003 (v850_init_machine_status): New function.
11004 (v850_mark_machine_status): New function.
11005 (v850_free_machine_status): New function.
11006 (v850_return_addr): Use ra_rtx field in machine structure.
11007 (v850_init_expanders): Use new functions.
11009 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11010 * config/v850/v850.c: Change arguments to v850_output+* functions
11011 to take a const char *, to avoid compile time warning.
11012 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11013 (USER_LABEL_PREFIX): Redefine.
11015 2000-01-08 Jim Wilson <wilson@redhat.com>
11017 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11018 1 to unsigned HOST_WIDE_INT before left shift.
11020 2001-01-08 Nick Clifton <nickc@redhat.com>
11022 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11023 the machine structure has been allocated.
11024 (arm_free_machine_status): New function: Free the machine
11025 specific function structure.
11027 2001-01-08 Richard Henderson <rth@redhat.com>
11029 * jump.c (simplejump_p): Revert last change.
11031 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11033 * cppinit.c (init): Rename init_library.
11034 (cpp_create_reader): Update.
11035 * gcc.c (cpp_options): If -o given, use it as the target of
11038 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11040 * arm.c (arm_arch5e): New variable.
11041 (all_cores): XScale is a 5TE device.
11042 (arm_override_options): Set arm_arch5e.
11043 (arm_init_builtins): __builtin_prefetch is in arch5e.
11044 * arm.h (arm_arch5e): Declare it.
11046 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
11048 * arm.md (define_constants): Add defines for UNSPEC and
11049 UNSPEC_VOLATILE insns. Update all users.
11050 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
11051 * arm.c (multi_register_push, note_invalid_constants)
11052 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
11053 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
11054 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
11056 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
11058 * jump.c (jump_optimize_1): Use reversed_comparison_code
11059 instead of can_reverse_comparison_p.
11060 (jump_back_p): Likewise.
11061 (invert_exp_1): Likewise.
11062 (thread_jumps): Likewise.
11063 * simplify-rtx.c (simplify_unary_operation): Likewise.
11064 (simplify_ternary_operation): Likewise.
11065 * cse.c (find_comparison_args): Convert to use
11066 can_reverse_comparison_p.
11067 (record_jump_equiv): Likewise.
11069 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11071 * arm.h (HARD_REGNO_RENAME_OK): Delete.
11072 (EPILOGUE_USES): Define.
11073 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
11074 automatically stack the LR if it isn't live.
11076 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
11078 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
11081 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
11083 * ggc-page.c (max_alignment): New structure.
11084 (MAX_ALIGNMENT): New macro.
11085 (init_ggc): Use it to round up the sizes in the
11086 extra_order_size_table.
11088 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11090 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
11093 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11095 * builtins.def (BUILT_IN_FPRINTF): New entry.
11097 * c-common.c (c_expand_builtin_fprintf): New function.
11098 (init_function_format_info): Handle __builtin_fprintf.
11099 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
11100 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
11102 * c-decl.c (duplicate_decls): Adjust comment.
11104 * extend.texi (fprintf): Document new builtin.
11106 2001-01-07 Richard Henderson <rth@redhat.com>
11108 * jump.c (simplejump_p): Recognize any single_set jump
11109 of the proper form.
11111 2001-01-07 Richard Henderson <rth@redhat.com>
11113 * configure.in (slibdir): Accept an --with-slibdir option.
11114 Use "test" not "[" in configure. Default to $(libdir).
11116 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
11118 * config/t-aix43 (SHLIB_INSTALL): Likewise.
11119 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
11120 (SHLIB_LINK): Create links for the soname.
11121 * config/mips/t-iris6: Likewise.
11122 * config/sparc/t-slibgcc: Likewise.
11123 * config/sparc/t-slibgcc-sld: Likewise.
11125 2001-01-07 Jakub Jelinek <jakub@redhat.com>
11127 * config/i386/i386.c (constant_call_address_operand): Accept
11128 (const (plus (symbol_ref) (const_int))).
11129 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
11130 constant_call_address_operand.
11132 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11134 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
11135 and LONG_LONG_TYPE_SIZE > 32.
11137 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11139 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
11140 the previous change.
11142 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
11144 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
11146 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
11147 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
11148 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
11151 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11153 * fix-header.c (read_scan_file): s/pfile/scan_in/.
11155 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11157 * c-lang.c (c_post_options): Call cpp_post_options.
11158 * objc/objc-act.c (objc_post_options): Similarly.
11159 * cppmain.c (main): Similarly.
11160 * fix-header.c (read_scan_file): Similarly.
11161 * cppinit.c (cpp_start_read): Move option consistency checks
11162 to cpp_post_options. Don't call init_dependency_output.
11163 If needed, add default target and main file dependency.
11164 (OPT_MD, OPT_MMD): Remove.
11166 (cpp_handle_option): Update for OPT_* changes.
11167 (cpp_post_options): New.
11168 (init_dependency_output): Command line -MF overrides environment
11169 variables. Don't set default target etc. Suppress output
11170 if dependencies are going to stdout.
11171 (print_help): Update.
11172 * cpplib.h (cpp_post_options): New.
11173 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
11175 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
11177 * jump.c (comparison_dominates_p): Support unordered compares.
11179 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
11181 * simplify-rtx.c (simplify_relational_operation): Always simplify
11182 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
11185 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
11187 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
11188 (nonzero_bits): Likewise.
11189 (simplify_comparison): Likewise.
11190 (num_sign_bit_copies): Likewise; return more sane value depending
11191 on STORE_FLAG_VALUE.
11192 (known_cond): Do not assume EQ to be always true for equivalent
11195 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11197 * cse.c (fold_rtx): Handle unordered comparisons.
11199 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11201 * rtlanal.c (set_of_1): New static function.
11202 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11203 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11204 reg_set_last_last_regno): Remove.
11205 (set_of): New global function.
11206 (set_of_data): New structure.
11207 (reg_set_p, reg_set_last): Revamp for set_of.
11208 * rtl.h (set_of): New.
11210 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11212 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11213 * extend.texi: Document _Exit builtin.
11215 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11217 * (initialize, initialize_builtins,
11218 initialize_dependency_output, initialize_standard_includes):
11219 Rename s/initialize/init. Update.
11220 (init_dependency_output): Move to after
11221 cpp_handle_options, the correct location temporally at least.
11222 (opt_comp): Move next to init (), its caller. Fix prototype.
11223 (init): Make "initialized" local scope.
11224 (cpp_create_reader): Always call init ().
11225 (cpp_start_read): Update.
11226 (output_deps): New function, broken out of cpp_finish.
11227 (cpp_finish): Break out output_deps.
11229 2001-01-07 Richard Henderson <rth@redhat.com>
11231 * collect2.c (COFF specific stuff): Revert 12-06 patch
11232 to prototype system functions.
11234 2001-01-07 Michael Hayes <mhayes@redhat.com>
11236 * hard-reg-set.h: Add multiple include guard.
11237 * basic-block.h (struct loop): Add `sink' field.
11238 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11239 (emit_iv_add_mult): Delete.
11240 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11241 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11242 (unroll_loop): Remove end_insert_before argument.
11243 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11244 (maybe_eliminate_biv_1): Likewise.
11245 (emit_iv_add_mult): Delete.
11246 (gen_add_mult, loop_regs_update): New.
11247 (loop_insn_emit_after, loop_insn_emit_before): New.
11248 (loop_insn_sink, loop_insn_sink_or_swim): New.
11249 (emit_iv_add_mult): Delete.
11250 (scan_loop): Set loop->sink.
11251 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11252 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11253 (maybe_eliminate_biv_1): Likewise.
11254 (maybe_eliminate_biv_1): Add basic block argument.
11255 * unroll.c (unroll_loop): Remove end_insert_before argument.
11256 (find_splittable_regs): Likewise.
11257 (find_splittable_regs): Use loop_insn_sink and its ilk.
11258 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11260 2001-01-07 Michael Hayes <mhayes@redhat.com>
11262 * loop.h (loop_insn_hoist): New prototype.
11263 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11264 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11265 (check_dbra_loop, load_mems): Likewise.
11266 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11267 (find_splittable_givs): Likewise.
11269 2001-01-07 Michael Hayes <mhayes@redhat.com>
11271 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11273 2001-01-07 Richard Henderson <rth@redhat.com>
11275 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11277 2001-01-07 Richard Henderson <rth@redhat.com>
11279 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11280 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11281 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11282 variant that handles a shared libgcc.
11283 (process_command): Always validate -{static,shared}-libgcc.
11284 (do_spec_1): New 'M' case.
11285 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11287 2001-01-07 Richard Henderson <rth@redhat.com>
11289 * Makefile.in (slibdir): New variable.
11290 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11291 (installdirs): Create slibdir.
11292 (install-libgcc, install-multilib): Defer to libgcc.mk.
11293 * configure.in (slibdir): Substitute.
11294 * mklibgcc.in (install): New target.
11296 * config/t-linux (SHLIB_LINK): Create links for the soname.
11297 (SHLIB_INSTALL): New.
11298 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11299 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11300 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11301 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11302 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11304 2001-01-07 Richard Henderson <rth@redhat.com>
11306 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11307 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11308 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11310 2001-01-07 Michael Hayes <mhayes@redhat.com>
11312 * loop.c (count_loop_regs_set): Delete.
11313 (load_mems_and_recount_loop_regs_set): Delete.
11314 (loop_regs_scan): Merge common code from count_loop_regs_set,
11315 scan_loop, and load_mems_and_recount_loop_regs_set.
11316 (scan_loop): Call load_mems directly and loop_regs_scan
11317 again if new registers created.
11319 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11321 * toplev.c (main): Call the front-end specific post_options
11322 hook if one is given.
11323 * toplev.h (struct_lang_hooks, lang_hooks): New.
11324 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11325 for the C front end.
11326 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11327 lang_hooks for the C++ front end.
11328 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11329 lang_hooks for the ObjC front end.
11330 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11331 * java/lang.c (lang_hooks): Hooks for the Java front end.
11333 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11335 * c-lex.c (init_c_lex): Request #define / #undef callbacks
11336 for verbose DWARF[2] debugging.
11337 (cb_define, cb_undef): The new callbacks.
11338 * toplev.h (debug_define, debug_undef): Make const correct.
11339 * toplev.c (debug_define, debug_undef): Similarly. Do not
11340 perform the verbosity tests here anymore.
11342 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
11344 * reload.c (subst_reloads): Take INSN argument. When
11345 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
11346 * reload.h (subst_reloads): Adjust prototype.
11347 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
11348 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
11349 present in JUMP_INSNs and copy them to JUMP_LABEL.
11350 * flow.c (find_label_refs, find_basic_blocks_1): Skip
11351 JUMP_INSNs and insns with REG_LABELs that are followed by
11352 JUMP_INSNs with the same REG_LABEL.
11353 * sched-rgn.c (is_cfg_nonregular): Likewise.
11354 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
11356 * unroll.c (unroll_loop): Look for REG_LABEL notes in
11358 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
11360 2001-01-06 Richard Henderson <rth@redhat.com>
11362 * loop.c (scan_loop): Use xcalloc for the regs array.
11363 (load_mems_and_recount_loop_regs_set): Zero the new memory
11364 received from xrealloc.
11366 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
11368 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
11370 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
11372 * integrate.c (copy_rtx_and_substitute): When copying
11373 an ignored return value, strip REG_FUNCTION_VALUE_P.
11375 2001-01-06 Michael Hayes <mhayes@redhat.com>
11377 * loop.c (debug_biv, debug_giv): New.
11378 (loop_biv_dump): Break out from ...
11379 (record_biv): ... here.
11380 (loop_giv_dump): Break out from ...
11381 (record_giv): ... here.
11382 (loop_bivs_check): Use print_simple_rtl.
11383 * unroll.c (loop_iterations): Use print_simple_rtl.
11385 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11387 * pa.md (return, return_internal): Modify patterns to prevent regrename
11388 mucking with the return pointer.
11390 2001-01-05 Richard Henderson <rth@redhat.com>
11392 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
11394 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
11396 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
11397 version supplied by Matteo Frigo.
11399 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11401 * cpp.texi: Update for -MQ.
11402 * cppinit.c (cpp_create_reader): Always create pfile->deps.
11403 (cpp_cleanup): Always free pfile->deps.
11404 (initialize_dependency_output): Don't create pfile->deps.
11405 (cpp_handle_option): Similarly.
11407 * gcc.c (cpp_options): Handle -MQ.
11408 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11409 * mkdeps.c (base_name): Remove.
11410 (deps_init): Don't allocate vector space until it's needed.
11411 (deps_free): Only free vectors if allocated.
11412 (deps_add_target, deps_add_dep): Update for initial allocation.
11413 (deps_add_default_target): Don't strip to the base_name.
11415 2001-01-05 DJ Delorie <dj@redhat.com>
11417 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
11418 (INIT_EXPANDERS): Define.
11420 * config/v850/v850.c (struct machine_function): Define.
11421 (v850_save_machine_status): New function.
11422 (v850_restore_machine_status): New function.
11423 (v850_return_addr): New function.
11424 (v850_init_expanders): New function.
11426 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
11427 and v850_init_expanders.
11429 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11431 * cpplib.h (struct cpp_reader): Add help_only field.
11432 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
11433 (cpp_handle_option): Set pfile->help_only if we see -h,
11434 --help, -target-help, or --version. Print version string but
11435 do not set help_only if we see -v or -version. Make text
11436 printed by -v match that printed by (-)-version.
11438 * cppmain.c (main): Exit after option parsing if
11439 pfile->help_only is true.
11441 * toplev.c (independent_decode_option): Call print_version,
11442 then exit, if we see --version (but not -version).
11443 (print_version): Split lengthy message into two lines.
11445 2001-01-05 Nick Clifton <nickc@redhat.com>
11447 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
11448 temporary string for initialisation before calling ggc_alloc_string.
11450 2001-01-06 Michael Hayes <mhayes@redhat.com>
11452 * rtl.h (print_simple_rtl): New.
11453 * print-rtl.c (print_simple_rtl): New.
11454 (flag_simple): New.
11455 (print_rtx): Disable printing of flags and modes, etc.,
11456 if `flag_simple` nonzero.
11458 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11460 * function.c (fixup_var_refs): Use push_to_full_sequence where
11463 2001-01-05 Michael Meissner <meissner@redhat.com>
11465 * flags.h (flag_reorder_blocks): Add declaration.
11466 (flag_rename_block): Ditto.
11468 2001-01-05 DJ Delorie <dj@redhat.com>
11470 * function.c (reorder_blocks): Make sure the flags are all reset
11471 before using them to mark blocks, else a second invocation will
11472 corrupt the block chain.
11473 (reorder_blocks_0): New, resets the flags.
11475 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
11477 * cse.c (find_comparison_args): Stop if the argument is known to
11480 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11482 * config/sh/sh.md (movdf): When splitting load into pair of
11483 registers, don't clobber the register used in the address too
11486 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
11488 * varasm.c (mark_constant_pool): Improve initial comments.
11489 (mark_constants): Move marking of constants to mark_constant.
11490 (mark_constant): New function to recursively mark all constants
11491 referred to by a constant.
11493 2001-01-05 Catherine Moore <clm@redhat.com>
11495 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
11497 2001-01-05 Phil Edwards <pme@sources.redhat.com>
11499 * cp/lang-options.h: Bring comment in line with reality.
11500 * f/lang-options.h: Likewise.
11501 * java/lang-options.h: Likewise.
11502 * objc/lang-options.h: Likewise.
11503 * ch/lang-options.h: Likewise.
11504 * f/g77.texi: And update the manual.
11506 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11507 Denis Chertykov <denisc@overta.ru>
11509 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11510 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11511 * config/avr/avr.md (all peepholes that request a scratch register):
11512 Call it, FAIL the peephole if not safe (in interrupt functions).
11514 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11516 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11518 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11520 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11522 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11523 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11524 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11525 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11526 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11528 * extend.texi: Document these builtins.
11530 2001-01-05 Daniel Berlin <dberlin@redhat.com>
11532 * c-common.c (lang_get_alias_set): Say we know nothing of
11533 VECTOR_TYPE aliasing.
11535 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
11537 2001-01-05 Bruce Korb <bkorb@gnu.org>
11539 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
11540 their x* equivalent versions for atexit-less systems
11541 * fixinc/fixincl.c(main): do not return from main() on atexit-less
11542 systems (or any other system any more).
11544 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
11546 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
11547 output operands. Use arm_hard_register_operand for operand 4.
11548 (stmsi_postinc): Similarly.
11549 (ldmsi): Use arm_hard_register_operand for opernand 2.
11550 (stmsi): Similarly.
11551 * arm.c (arm_hard_register_operand): New function.
11552 * arm-protos.h (arm_hard_register_operand): Prototype it.
11554 * arm.h (HARD_REGNO_RENAME_OK): Define.
11556 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
11558 * simplify-rtx.c (cfc_args): add "unordered" field.
11559 (check_fold_consts): Set unordered field.
11560 (simplify_relational_operation): Simplify the unordered
11563 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
11566 * emit-rtl.c (try_split): Fix code to mark labels.
11567 * jump.c (mark_jump_label): Make global.
11568 * rtl.h (mark_jump_label): Declare.
11570 * predict.c (estimate_probability): Handle unordred comparisons.
11572 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11574 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
11575 * cppinit.c (initialize_dependency_output): Update.
11576 (cpp_finish): Output dummy targets for -MP.
11578 (cpp_handle_option): Handle -MP. Don't quote -MT options.
11579 * cpplib.h (struct cpp_options): Add deps_phony_targets.
11580 * gcc.c (cpp_options): Update to handle -MP.
11581 * mkdeps.c (deps_add_target, deps_add_default_target): Update
11582 to quote only the default target.
11583 (deps_phony_targets): Insert a preceding newline. Rename from
11584 deps_dummy_targets for consistency.
11587 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11589 * calls.c (emit_library_call_value_1): Support
11590 INIT_CUMULATIVE_LIBCALL_ARGS.
11591 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
11593 2001-01-04 Richard Henderson <rth@redhat.com>
11595 * c-decl.c (finish_struct): Detect flexible array members
11596 used in an inappropriate context.
11597 * c-typeck.c (really_start_incremental_init): Special case
11598 constructor_max_index for zero length arrays.
11599 (pop_init_level): Allow initialization of flexible array
11600 members. Deprecate initialization of zero length arrays.
11601 Don't issue missing initializer warning for flexible array
11602 members or zero length arrays.
11603 (process_init_element): Don't dereference null DECL_SIZE.
11604 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
11605 Don't abort for empty constructors. Use size_binop
11606 (output_constructor): Add commentary regarding zero length
11607 array futures. Abort if we try to initialize an array of
11608 unspecified length with a non-empty constructor in the middle
11611 * extend.texi (Zero Length): Update and clarify documentation
11612 on static initialization.
11614 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11616 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
11617 with more than 32767 words of local storage.
11619 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11621 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
11622 for 'abs', 'labs', and 'fabs'.
11623 (c4x_expand_builtin): Likewise.
11624 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
11626 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11628 * config/sh/sh.md (prget, prset): New insn types.
11629 (return delay slot): Dont' allow prset.
11630 (call, sfunc delay slot): Don't allow prget.
11631 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
11632 for prset and prget.
11634 2001-01-05 Michael Hayes <mhayes@redhat.com>
11636 * loop.h (struct loop_reg): New.
11637 (struct loop_regs): Change to use array of `struct loop_reg'.
11638 * loop.c: Replace assortment of varrays with single regs array.
11639 (count_one_set): Delete may_not_move array argument
11640 and use regs array instead. All caller's changed.
11641 (count_loop_regs_set): Delete may_not_move and single_usage
11642 arguments and use regs array instead. All caller's changed.
11643 (find_single_use_in_loop): Replace usage array argument with pointer
11644 to regs structure. All caller's changed.
11645 (loop_optimize): Delete `moved_once' array.
11647 2001-01-05 Michael Hayes <mhayes@redhat.com>
11649 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
11650 Use it instead of loop_info->has_call for scanning loop mems.
11651 (check_dbra_loop): Replace loop_info->has_call test with
11652 loop_info->has_nonconst_call.
11654 2000-01-04 Matthew Hiller <hiller@redhat.com>
11656 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
11659 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11661 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
11662 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
11664 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11666 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
11667 (flag_short_double, flag_short_wchar): Define.
11668 (c_common_nodes_and_builtins): Create many tree nodes shared
11669 between C and C++ here instead of in cp/decl.c and ...
11670 * c-decl.c (init_decl_processing): ... here.
11671 (SIZE_TYPE, WCHAR_TYPE): Don't define.
11672 (flag_short_double, flag_short_wchar): Don't define.
11673 (record_builtin_type): New function.
11674 (build_void_list_node): New function.
11675 * c-common.h (flag_short_double, flag_short_wchar,
11676 record_builtin_type, build_void_list_node): Declare.
11678 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
11680 * integrate.c (expand_inline_function): Don't put a virtual
11681 register into the reg map.
11683 * function.c (fixup_var_refs_1): If force_operand didn't put
11684 the address into the target, move it there.
11686 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11688 Special-case tree_decl/tree_list allocations.
11689 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
11690 (OBJECT_SIZE): New macro.
11691 (NUM_EXTRA_ORDER): Likewise.
11692 (extra_order_size_table): New variable.
11693 (NUM_ORDERS): New macro.
11694 (objects_per_page_table): New variable.
11695 (object_size_table): New variable.
11696 (G.pages): Use NUM_ORDERS to bound the array.
11697 (G.page_tails): Likewise.
11698 (DIV_ROUND_UP): Remove.
11699 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
11700 (alloc_page): Use OBJECT_SIZE.
11701 (size_lookup): Don't make it const.
11702 (ggc_alloc): Use OBJECT_SIZE.
11703 (ggc_set_mark): Likewise.
11704 (ggc_get_size): Likewise.
11705 (init_ggc): Set up the object_size_table, objects_per_page_table,
11706 and adjust size_lookup.
11707 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
11708 (ggc_pop_context): Use NUM_ORDERS.
11709 (clear_marks): Likewise.
11710 (sweep_pages): Likewise.
11711 (poison_pages): Likewise.
11712 (ggc_print_statistics): Use OBJECT_SIZE.
11714 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11716 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
11717 Only call array_size_for_constructor if last field and array type
11718 with no upper bound.
11720 2001-01-04 Philip Blundell <philb@gnu.org>
11722 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
11723 from bit 31 downwards, if this requires no more insns.
11724 (count_insns_for_constant): New helper function for above.
11726 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
11728 * gencodes.c (output_predicate_decls): Remove empty initializer.
11730 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11732 * tree.c (copy_node): Remove documentation about obstacks.
11733 (buidl1): Check that nobody tries to build 2-argument nodes this
11736 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11738 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
11741 * gencodes.c (output_predicate_decls): Fill empty initializer
11744 2001-01-04 Jakub Jelinek <jakub@redhat.com>
11746 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
11747 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
11749 (do_include): Handle missing headers like cpp0.
11750 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
11751 paths with first include pathname. Don't strcat to uninitialized
11754 2001-01-04 Bernd Schmidt <bernds@redhat.com>
11756 * regrename.c (regrename_optimize): Don't rename from frame pointer
11757 if frame_pointer_needed.
11758 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
11759 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
11760 (ia64_reorg): Use it instead of scheduling if ! optimize.
11761 (errata_emit_nops): Properly call asm_noperands.
11762 (ia64_sched_reorder): Finish cycle if we see an asm.
11763 (ia64_variable_issue): Clear scheduling state after asms.
11765 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
11767 * cpp.texi: Update for -MT.
11768 * cppinit.c (initialize_dependency_output): Add a default
11769 target if none has been given already.
11770 (no_tgt, OPT_MT): New.
11771 (cpp_handle_option): Handle -MT. Update -M etc.
11772 * cpplib.h (struct cpp_options): Remove deps_target.
11773 * gcc.c (cpp_options): Handle -MT.
11774 * mkdeps.c (struct deps): Move from mkdeps.h.
11775 (deps_calc_target): Rename deps_add_default_target. Add a
11776 default target if none has been specified already.
11777 * mkdeps.h (struct deps): Move to mkdeps.c.
11778 (deps_calc_target): Rename deps_add_default_target.
11780 2000-01-03 Richard Henderson <rth@redhat.com>
11782 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
11784 * c-typeck.c (push_init_level): Move checks for flexible array
11785 members and zero length arrays ...
11786 (pop_init_level): ... here. Silently discard empty initializations.
11788 * varasm.c (output_constructor): Update for sizeof change to
11789 zero-length arrays.
11791 * extend.texi (Zero Length): Clarify semantics.
11793 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11795 * configure.in (tm.h): Include isns-codes.h last.
11796 * configure: Rebuilt.
11798 2001-01-03 Richard Henderson <rth@redhat.com>
11800 * config/alpha/alpha.md (addvsi3, addvdi3): New.
11801 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
11803 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11805 * tradcpp.c (main): Make sure finclude() is called with a valid
11806 indepth value while handling -include.
11808 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11810 * gencodes.c (output_predicate_decls): New function.
11812 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
11813 even if it is not the first time machmode.h is #included.
11814 * config/sh/sh.c (fpul_operand): Declare MODE argument.
11815 * tm.texi (PREDICATE_CODES): Document predicate declarations.
11816 * gcc.texi (Copyright): Added 2001.
11818 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11820 * c-common.c (c_common_lang_init): New function. Warn if format
11821 warning options which only have effects when used with -Wformat
11822 are used without -Wformat.
11823 * c-common.h (c_common_lang_init): Declare.
11824 * c-lang.c (lang_init): Call c_common_lang_init.
11825 * objc/objc-act.c (lang_init): Call c_common_lang_init.
11827 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11829 * configure.in: Check for the mktemp command.
11830 * configure: Regenerate.
11831 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
11832 $TEMP. Create temporary files with mktemp, if available at
11833 configure time; otherwise use set -C. Remove temporary files
11836 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11838 * configure.in: Require at least texinfo 4.0. Check for whether
11839 Pod::Man is sufficiently recent to regenerate GCC manpages.
11840 * configure: Regenerate.
11841 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
11843 (GENERATED_MANPAGES): Define.
11844 (generated-manpages): New target. Depend on cpp.1 as well as
11846 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
11847 configure to generated-manpages or empty) rather than on the
11848 manpages directly. Remove execute permission from installed
11849 gcov.1 as well as cpp.1.
11850 * cpp.1, gcov.1: Regenerate.
11852 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11854 * builtins.c (expand_builtin_strncmp): Use host_integerp and
11855 tree_low_cst. Allow using cmpstrsi in more cases.
11857 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11859 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
11862 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
11864 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
11865 * Makefile.in (HOST_CFLAGS): Mention build-make.
11867 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11869 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
11872 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11874 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
11877 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
11880 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
11881 reg_base_value and reg_known_value arrays.
11882 (init_alias_analysis): Add more cases to detect known values.
11883 * sched-deps.c (deps_may_trap_p): New function.
11884 (sched_analyze_2): Use it.
11886 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11888 * combine.c (simplify_shift_const): Even if we're sign-extracting,
11889 don't discard an ASHIFTRT if we're shifting in a wider mode.
11891 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
11893 * toplev.c (rest_of_compilation): Don't print basic block information
11894 when CFG isn't up to date.
11896 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
11898 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
11899 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
11900 (UNALIGNED_SHORT_ASM_OP): Define.
11901 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
11903 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11905 * fold-const.c (fold_convert): Fix typo.
11907 2001-01-02 Richard Henderson <rth@redhat.com>
11909 * c-common.h (ASM_INPUT_P): New.
11910 * c-parse.in (asm): Set it when needed.
11911 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
11912 existance of an operand.
11914 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
11916 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
11917 (dwarf2out_frame_debug_expr): Likewise.
11918 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
11920 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
11922 * i386.c (ix86_split_to_parts): Return number of part required;
11924 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
11926 (ix86_split_long_move): Use number of part returned
11927 by ix86_split_to_parts
11928 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
11930 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
11931 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
11932 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
11933 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
11934 (ALIGN_MODE_128): Add TFmode.
11935 (IS_STACK_MODE): Likewise.
11936 (HARD_REGNO_NREGS): TFmode needs 3 registers.
11937 (HARD_REGNO_OK): Support TFmodes.
11938 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
11939 * i386.md (scheduler definitions): Use memory operand to determine
11940 fst/fld instructions; use mode attribute to determine real mode of
11942 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
11943 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
11945 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11947 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
11949 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11951 * expr.c (store_constructor_field): Update ALIGN before calling
11954 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11956 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
11959 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11961 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
11964 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11966 * c-decl.c (start_function): Don't warn on third parameter to main.
11968 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11970 * tsystem.h: Define HAVE_DECL_GETOPT.
11972 2001-01-02 Philip Blundell <pb@futuretv.com>
11974 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
11977 2001-01-02 Richard Henderson <rth@redhat.com>
11979 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
11981 2001-01-02 Andreas Jaeger <aj@suse.de>
11983 * c-decl.c (c_decode_option): Remove support of
11984 -Wmissing-noreturn.
11986 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
11987 (W_options): Add -Wmissing-noreturn here.
11989 * flow.c: Define lang_missing_noreturn_ok_p.
11990 (check_function_return_warnings): Use it.
11992 * c-common.h: Declare lang_missing_noreturn_ok_p.
11994 * c-lang.c (c_missing_noreturn_ok_p): New function.
11995 (lang_init): Set lang_missing_noreturn_ok_p.
11997 * invoke.texi (Warning Options): Document this.
11999 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12001 * extend.texi (C++ Extensions): New node for C++ attributes;
12002 describe init_priority and com_interface.
12003 * invoke.texi: Remove -finit-priority as it now has zero effect.
12004 * install.texi: Fix xref syntax.
12005 * md.texi: Likewise.
12007 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12009 * config.gcc (sparc64-wrs-vxworks*): New case.
12010 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12012 * config/sparc/sparc.c (sparc_override_options): Do support different
12013 pointer and architecture size.
12014 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12015 (POINTERS_EXTEND_UNSIGNED): Define.
12016 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12017 (FUNCTION_MODE): Define to be Pmode.
12018 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12020 * function.c (expand_function_end): Properly handle DECL_RESULT
12021 and copy when ptr_mode != Pmode.
12022 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12024 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12026 * c-common.c (c_common_nodes_and_builtins): Set prototype
12027 parameters for __builtin_fputs, __builtin_fputc and
12028 __builtin_fwrite. Don't declare plain fputc as a builtin.
12030 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12032 * loop.c (add_label_notes): Increment the label usage count when
12033 a note is added to an insn which refers to a CODE_LABEL.
12034 * gcse.c (add_label_notes): Likewise.
12036 2001-01-01 Andreas Jaeger <aj@suse.de>
12038 * loop.c (scan_loop): Use xmalloc to allocate movables.
12040 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12042 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12043 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12044 * reload1.c (REGISTER_MOVE_COST): Likewise.
12045 * regclass.c (REGISTER_MOVE_COST): Likewise.
12046 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
12047 dimension. Adjust all users.
12048 (init_reg_sets_1): Iterate on all modes.
12049 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
12050 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
12051 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
12052 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
12053 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
12054 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
12055 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
12056 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
12057 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
12058 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
12059 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
12060 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
12061 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
12062 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
12063 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
12064 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
12065 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
12066 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
12067 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
12068 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
12069 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
12070 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
12071 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
12072 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
12073 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
12074 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
12075 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
12077 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12079 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
12080 arg VARIES_P. Call it with extra arg.
12081 (true_dependence): Likewise.
12082 * rtl.h (rtx_addr_can_trap_p): Declare.
12083 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
12085 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
12086 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
12087 pic offset table register if it's zero. All callers changed.
12088 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
12090 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12092 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
12093 STRING_POOL_ADDRESS_P.
12095 * config/sparc/sparc.c (input_operand): Properly test for short op.
12097 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
12098 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
12099 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
12100 * config/sparc/elf.h: No longer include sol2.h.
12101 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
12102 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
12104 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
12106 2001-01-01 Michael Hayes <mhayes@redhat.com>
12108 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
12109 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
12110 (record_initial): Likewise.
12111 * unroll.c (copy_loop_body, loop_iterations): Likewise.
12112 (remap_split_bivs): Likewise.
12114 2001-01-01 Michael Hayes <mhayes@redhat.com>
12116 * loop.c (loop_ivs_free): New function.
12117 (strength_reduce): Break out from...
12119 2001-01-01 Michael Hayes <mhayes@redhat.com>
12121 * loop.h (struct iv): New.
12122 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
12123 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
12124 'reg_biv_class' fields with 'regs' and 'n_regs'.
12125 (struct ivs): Rename 'loop_iv_list' field to 'list'.
12126 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
12127 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
12129 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
12131 * resource.c (mark_referenced_resources): Abort() before
12132 attempting to mark a pseudo register.
12133 (mark_set_resources): Likewise.
12135 2001-01-01 Michael Hayes <mhayes@redhat.com>
12137 * loop.h (REG_IV_CLASS): New accessor macro.
12138 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
12139 * unroll.c (REG_IV_CLASS): Likewise.
12141 See ChangeLog.4 for earlier changes.