1 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
3 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
4 installation documentation.
5 * doc/install.texi: Move it to here.
7 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
9 * doc/install.texi: Clean up Texinfo markup.
11 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
13 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
14 to just after title page.
16 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
18 * doc/install-old.texi: Remove documentation of some configuration
20 * doc/install.texi: Add relevant parts of this documentation here.
22 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
24 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
25 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
27 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
29 * i386.md (all uses of ext_register_operand): Make sure they are
30 VOIDmode; replace all uses outside zero_extend.
31 (and?i splitters): Use ext_register_operands.
32 (test?i peep2): Remove ignored constraints.
33 * i386.c (ext_register_operand): Check that operand is
34 eighter pseudo or hard or 'Q' register.
36 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
38 * tree.h (struct record_layout_info_s): New field unpadded_align.
39 (set_lang_adjust_rli): New declaration.
40 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
41 it would have if not packed, do not downgrade DECL_ALIGN.
42 (lang_adjust_rli, set_lang_adjust_rli): New.
43 (start_record_layout): Initialize new field unpadded_align.
44 (debug_rli): Display it.
45 (place_union_field, place_field): Set it.
46 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
48 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
49 mean that; use proper names instead.
50 Print DECL_NO_STATIC_CHAIN.
52 * except.c (expand_builtin_frob_return_addr): Add missing call
53 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
54 (expand_builtin_eh_return): Likewise.
55 (expand_eh_return): Clean up ptr_mode != Pmode cases.
57 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
59 * doc/invoke.texi: Remove references to papers about sequence points
60 to readings.html, refer to that page.
62 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
64 * README: Update references to installation instructions.
66 2001-06-01 Laurent Guerby <guerby@acm.org>
67 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
69 * doc/install.texi: Define srcdir when sources come from CVS.
70 Significantly improve markup. Wrap overly long lines
72 2001-06-01 DJ Delorie <dj@redhat.com>
74 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
75 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi, objc.texi,
76 rtl.texi, tm.texi, texinfo.tex: Move to doc subdirectory.
77 * install.texi: Move to doc/install-old.texi.
78 * gcc.texi: Move to doc, refer to install-old.texi.
79 * Makefile.in: Reflect move of docs to doc/.
80 * f/Make-lang.in: Ditto.
81 * java/Make-lang.in: Ditto.
82 * doc/.cvsignore: New.
84 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
86 * invoke.texi: use two spaces between command options, eliminate
87 some 'overfull hboxes'
89 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
91 * Makefile.in (s-mlib): Make backtick-commands always succeed.
92 (DRIVER_DEFINES): Ditto.
94 2001-05-31 Richard Henderson <rth@redhat.com>
96 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
97 also link against libgcc.a.
99 2001-05-31 Geoff Keating <geoffk@cygnus.com>
101 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
102 * config/mips/mips.c (mips_output_ascii): New function.
103 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
105 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
107 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
109 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
110 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
112 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
114 * install.texi (Configuration): Add html links for --with-gnu-as &
115 --with-gnu-ld and refer to them from hppa & SCO triplets.
116 (Specific): Link back to with-gnu-ld for all ELF platfoms.
117 (Specific): Reword AVR binutils recommendation.
119 2001-05-30 Zack Weinberg <zackw@stanford.edu>
121 * ggc-page.c (size_lookup): Increase minimum allocation size
123 (ggc_print_statistics): Report size of each bin in bytes, not
124 as its order; there is no longer a direct relationship.
126 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
128 * extend.texi: Fix formating of examples, eliminate some
130 * gcc.texi: Eliminate some 'overfull hboxes'.
131 * invoke.texi: Use two spaces between command options, eliminate
132 some 'overfull hboxes'.
134 2001-05-30 Richard Henderson <rth@redhat.com>
136 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
138 2001-05-30 Tom Tromey <tromey@redhat.com>
140 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
141 use it in the new association.
143 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
144 John David Anglin <dave@hiauly1.hia.nrc.ca>
146 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
147 to target type to allow ISO C++ compiler to accept it.
148 * gthr-dce.h (__gthread_active_ptr): Likewise.
149 * gthr-solaris.h (__gthread_active_ptr): Likewise.
151 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
153 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
154 so that we do accept comments in preprocessed input.
156 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
158 * cpphash.c (alloc_node): Cast allocated pointer.
160 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
162 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
164 2001-05-29 Stan Shebs <shebs@apple.com>
166 * gcc.texi: Add links for information about Objective-C.
168 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
170 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
171 /bin/sed fails on [^\"]).
172 (configargs.h): Likewise.
174 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
176 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
178 2001-05-28 Stan Shebs <shebs@apple.com>
180 * objc/objc.gperf: Remove, no longer used.
182 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
184 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
185 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
186 Remove trailing whitespace.
188 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
190 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
191 became http://freeware.sgi.com/.
193 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
195 * local-alloc.c (update_equiv_regs): Don't eliminate constant
198 2001-05-27 Stan Shebs <shebs@apple.com>
200 * objc/objc-act.c: Add/fix various comments.
201 (init_selector): Remove, no longer used.
202 (build_msg_pool_reference): Ditto.
205 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
207 * c-decl.c (init_decl_processing):
208 Don't call start_identifier_warnings.
209 * flags.h (warn_id_clash, id_clash_len): Remove.
210 * stringpool.c: Don't include flags.h.
211 (scan_for_clashes, do_identifier_warnings,
212 start_identifier_warnings): Remove.
213 * toplev.c (warn_id_clash, id_clash_len): Remove.
214 (display_help): Don't document -Wid-clash.
215 (decode_W_option): Print warning on -Wid-clash.
216 * tree.h (start_identifier_warnings): Remove.
217 * invoke.texi: Remove documentation of -Wid-clash.
219 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
221 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
223 2001-05-27 Bruce Korb <bkorb@gnu.org>
225 * fixinc/check.tpl(HACK) add and use a Scheme variable
226 (has no test text): error out if no "test_text" is defined
227 * fixinc/fixincl.tpl: likewise
228 (FIXIDX): make it an enumeration so we minimize diffs
229 * fixinc/inclhack.def: re-alphabetize and add sort instructions
230 * fixinc/fixincl.x: regenerate
231 * fixinc/tests/base/stdio.h: test output got moved due to
233 * README-fixinc: rewrite (mostly)
235 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
237 * cpplib.c (run_directive): Set pfile->directive.
239 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
241 * c-tree.texi: Reformat the manual as a single chapter now
242 included by gcc.texi.
243 * gcc.texi: Include c-tree.texi. Merge all indexes.
244 * Makefile.in (dvi): Add generation for the cppinternals
245 documentation. Added dependencies on fdl.texi and c-tree.texi
246 where appropriate. Use TEXI2DVI instead of custom tex calls.
247 (info): Added dependencies on fdl.texi and c-tree.texi where
248 appropriate. Remove the target c-tree.info.
250 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
252 * combine.c (try_combine): Fix typo in comment.
253 * expr.c (expand_expr): Likewise.
254 * config/i370/i370.md (untyped_call): Likewise.
256 2001-05-26 Bruce Korb <bkorb@gnu.org>
258 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
259 when fixincl is operating in test mode
260 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
261 (AAB_ultrix_limits): remove redundant text
262 (AAB_ultrix_memory): ditto
263 (AAB_ultrix_string): ditto
264 (djgpp_wchar_h): fix the test text
265 (irix_stdio_va_list): add test text
266 (irix_limits_const): add a testing output file (limits.h is overwritten)
267 (strict_ansi_not_ctd): put limits.h second in list for same reason
268 (solaris27_mutex_init): test text needed selection text, too
270 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
271 when fixincl is operating in test mode
273 2001-05-26 Philip Blundell <philb@gnu.org>
275 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
276 * config/i960/i960-protos.h: Likewise.
277 * config/i370/i370-protos.h: Likewise.
278 * config/h8300/h8300-protos.h: Likewise,
279 * config/sh/sh-protos.h: Likewise.
280 * config/v850/v850-protos.h: Likewise.
282 2001-05-26 Philip Blundell <philb@gnu.org>
284 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
286 2001-05-25 Zack Weinberg <zackw@stanford.edu>
288 * toplev.c (debug_args, f_options, W_options): Mark
289 descriptions for translation.
290 (display_help): Translate descriptions on output.
292 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
293 objc/lang-options.h: Mark descriptions for translation.
295 * aclocal.m4: Quote final argument of patsubst. Use
296 3-argument form of AC_DEFINE. Restore quotes to [] while
298 * configure.in: Remove unnecessary changequote calls.
299 * configure, config.in: Regenerate.
301 2001-05-25 Sam TH <sam@uchicago.edu>
303 * basic-block.h: Fix header include guards.
304 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
305 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
306 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
307 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
308 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
309 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
310 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
311 varray.h version.h: Likewise.
312 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
313 config/arm/arm.h config/c4x/c4x-protos.h
314 config/h8300/h8300-protos.h config/h8300/h8300.h
315 config/i370/i370-protos.h config/i370/i370.h
316 config/i960/i960-protos.h config/mcore/mcore.h
317 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
318 config/v850/v850-protos.h config/v850/v850.h: Likewise.
319 * fixinc/fixlib.h fixinc/server.h: Likewise.
321 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
323 * config/arc/initfini.c (.init): Fix typo.
325 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
327 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
329 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
331 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
333 2001-05-25 Richard Henderson <rth@redhat.com>
335 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
337 2001-05-25 Richard Henderson <rth@redhat.com>
339 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
340 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
341 (sparc*-*-solaris2): Likewise.
342 * config/t-linux: Remove shared libgcc macros.
343 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
344 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
346 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
348 * config.gcc (*-*-freebsd*): Report bad configuration.
350 2001-05-25 David Edelsohn <edelsohn@gnu.org>
352 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
354 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
356 (ASM_OUTPUT_LABELREF): Delete.
358 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
360 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
361 strict_ansi_only): Don't run if stdc_0_in_system_headers.
362 * fixinc/fixincl.x: Regenerate.
363 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
364 (FIX_TEST_TABLE): Declare it.
365 * fixinc/fixlib.h: Include config.h.
367 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
369 * fixinc/inclhack.def (alpha___assert): Change char * args to
370 const char * on Tru64 UNIX to avoid excessive warnings from
372 * fixinc/fixincl.x: Regenerate.
374 2001-05-25 Geoff Keating <geoffk@redhat.com>
376 * dbxout.c (dbxout_symbol): Invert previous patch, which was
377 outputting a tag only for variable-size records.
379 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
381 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
382 instead of rtx_equal_p for early clobber test.
384 2001-05-26 Mark Mitchell <mark@codesourcery.com>
386 * builtins.def: Encode additional information, such as names and
388 * builtin-types.def: New file.
389 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
390 (built_in_decls): Likewise. Don't explicitly initialize global
392 (expand_builtin_mathfn): Handle float and long double variants of
394 (expand_builtin): Likewise.
395 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
396 (expand_tree_builtin): Handle long, long long, float, and long
397 double variants of math functions.
398 * c-common.h (c_tree_index): Remove some unused nodes.
399 (void_ftype): Remove.
400 (void_type_ptr): Likewise.
401 (int_ftype_int): Likewise.
402 (ptr_ftype_sizetype): Likewise.
403 * c-decl.c (init_decl_processing): Remove creation of DWARF
405 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
406 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
407 * Makefile.in (c-common.o): Depend on builtin-types.def.
409 2001-05-25 Dale Johannesen <dalej@apple.com>
411 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
413 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
415 * c-parse.in (notype_initdcl): Remove redundant line.
417 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
419 * aclocal.m4: Fixed typo.
420 (gcc_AC_HEADER_STDBOOL): Define.
421 (gcc_AC_C__BOOL): Define.
422 * configure.in: Use them.
423 (AC_CHECK_HEADERS): Remove stdbool.h
424 * configure, config.in: Regenerate.
426 2001-05-25 Richard Henderson <rth@redhat.com>
428 * function.c (expand_function_start): Don't abort on PARALLEL
429 returns from hard_function_value.
431 2001-05-25 Richard Henderson <rth@redhat.com>
433 * config/i386/i386.md: Revert previous change. Do not apply
434 the peephole if the components do not die after the sequence.
436 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
438 * c-parse.in (array_declarator): New. Handle C99 constructs.
439 Don't restrict [*] declarators to C only.
440 (after_type_declarator, parm_declarator_starttypename,
441 parm_declarator_nostarttypename, notype_declarator,
442 direct_absdcl1): Use it.
443 * c-decl.c (build_array_declarator, set_array_declarator_type):
444 New functions. Warn that [*] isn't properly implemented; pedwarn
445 for [*] outside C99 mode if pedantic rather than giving a hard
447 (grokdeclarator): Handle static and type qualifiers in parameter
449 * c-tree.h (build_array_declarator, set_array_declarator_type):
451 * extend.texi (Attribute Syntax): Document attributes in parameter
454 2001-05-25 Mark Mitchell <mark@codesourcery.com>
456 * config/i386/i386.md: Make sure cmpstr peepholes do not
457 affect liveness information.
459 2001-05-24 Mark Mitchell <mark@codesourcery.com>
461 * c-typeck.c (digest_init): Issue error messages about
462 invalid constants, not warnings.
464 2001-05-24 Mark Mitchell <mark@codesourcery.com>
466 * invoke.texi (-fno-builtin): Document that this is always on
469 2001-05-24 Philip Blundell <philb@gnu.org>
471 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
474 2001-05-24 Philip Blundell <philb@gnu.org>
476 * config/arm/arm.c (output_return_instruction): Correctly handle
477 interworking and interrupt functions.
479 2001-05-24 Philip Blundell <philb@gnu.org>
481 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
482 -m{no-}sched-prolog. Fix typos and improve formatting.
484 2001-05-24 Philip Blundell <philb@gnu.org>
486 * invoke.texi (ARM Options): Improve wording slightly. Add
487 documentation for more options, including those for Thumb mode.
488 Don't mention options that don't exist or are unimplemented.
489 (Thumb Options): Delete; merged into above section.
491 2001-05-24 Geoff Keating <geoffk@redhat.com>
493 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
494 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
496 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
498 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
499 fix hard register simplification.
501 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
503 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
504 of just copying CPP_CPU_SPEC.
506 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
508 * i386.c (incdec_operand): Accept only 1 and -1.
510 2001-05-23 Kelley Cook <kelley.cook@home.com>
512 * Makefile.in: Move many of the *_H definitions eariler in the
513 file, so that rules in t-* files that use them for
514 dependencies will work in a parallel build.
515 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
517 2001-05-23 Richard Henderson <rth@redhat.com>
519 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
521 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
523 * cpp.texi: Update for handling of charconsts.
524 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
525 diagnostics. Skip to the end if the UCS is too short.
526 (cpp_interpret_charconst): Long charconsts issue a warning
529 2001-05-23 Richard Henderson <rth@redhat.com>
531 * doc/install.texi (alpha-linux): Require binutils 2.11.
533 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
535 * c-lex.c (read_escape, read_ucs): Delete.
536 (lex_string): Use cpp_parse_escape.
537 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
538 if not C++ or not C99. Warn if traditional.
539 (parse_escape): Rename cpp_parse_escape. Make the bitmask
540 unsigned. Warn for out-of-range escape sequences here.
541 Update to use maybe_read_ucs.
542 (cpp_interpret_charconst): Don't warn here.
543 * cpplib.h (cpp_parse_escape): New exported function.
545 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
547 * extend.texi (Attribute Syntax): Clarify application of
548 attributes to parameters declared as functions or arrays.
550 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
552 * dbxout.c (dbxout_type_methods): Do still group methods by name.
554 2001-05-23 Zack Weinberg <zackw@stanford.edu>
556 * diagnostic.c (vnotice): Kill.
557 (fnotice): Call vfprintf directly.
558 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
559 verbatim, set_diagnostic_context): Rename string argument to
560 indicate that it is run through gettext.
561 (vbuild_message_string, build_message_string, output_do_printf):
562 Rename string argument to indicate that it is NOT run through
564 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
565 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
566 Run msgid argument through gettext.
567 (default_print_error_function): Run constant strings through
568 gettext when nothing else will.
569 (fatal_error, internal_error, error_recursion): Use fnotice.
570 Present complete sentences to gettext.
572 2001-05-23 Mark Mitchell <mark@codesourcery.com>
574 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
576 2001-05-23 Richard Henderson <rth@redhat.com>
578 * function.c (expand_function_start): Always use a pseudo
579 for the function result value.
581 2001-05-22 Richard Henderson <rth@redhat.com>
583 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
584 section pointer alignment.
586 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
588 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
589 of __USER_LABEL_PREFIX__.
591 2001-05-22 Richard Henderson <rth@redhat.com>
593 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
594 (__deregister_frame_info_bases): New.
595 * unwind-dw2-fde.h: Declare it.
596 * libgcc-std.ver: Export it.
597 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
598 called __register_frame_info_bases.
600 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
602 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
603 instead of #elif (which is OK for this case but not in general).
605 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
607 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
608 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
609 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
610 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
611 "r2" to the assembly file. Only issue allocs with non-zero parameters.
613 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
614 David O'Brien <obrien@freebsd.org>
616 * config/freebsd.h (LIB_SPEC): Key the exact setting to
617 configure-time options and target version of FreeBSD. Set-up
618 to match architectural change in threading support. Correctly
619 report when -pthread option is not supported by configure-time
621 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
622 and extend to encode target version number in run-time setting
623 of __FreeBSD__ macro to match the system compiler.
624 (CPP_PREDEFINES): Likewise.
625 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
627 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
628 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
630 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
631 David O'Brien <obrien@freebsd.org>
633 * config.gcc (the unlabeled system switch statement): Add
634 generic configuration section to handle *-*-freebsd*. Also,
635 to match the system compiler, default to threading support (it
636 may be disabled with the standard --disable-threads
637 configuration-time switch).
638 (i[34567]86-*-freebsd* in machine-specific section): Use it.
639 (alpha*-*-freebsd* in machine-specific section): Likewise.
641 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
642 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
643 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
644 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
645 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
647 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
648 David O'Brien <obrien@freebsd.org>
650 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
651 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
652 -pthread instead setting macro.
654 2001-05-22 Richard Henderson <rth@redhat.com>
656 * crtstuff.c (__register_frame_info_bases): Declare.
657 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
658 (__do_global_dtors_aux, __do_global_dtors): Streamline.
660 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
661 (CRT_GET_RFIB_DATA): New.
662 * config/i386/sysv4.h: Likewise.
663 * config/i386/sco5.h: Likewise.
664 (ASM_PREFERRED_EH_DATA_FORMAT): New.
666 2001-05-22 Richard Henderson <rth@redhat.com>
668 * rtl.c (read_string): Break out from ...
669 (read_rtx): ... here.
671 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
673 * doc/install.texi (Specific): Remove a bogus and duplicate part
674 copied from the end of the document.
676 2001-05-22 Bernd Schmidt <bernds@redhat.com>
678 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
680 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
682 * install.texi: Remove obsolete information on SunOS as well as
683 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
684 (Installing GNU CC on the Sun): Remove section.
686 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
688 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
689 keep errno unchanged on success.
691 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
693 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
694 once for hexadecimal floats, whether or not they contain a decimal
695 point. Don't let the setting of pedantic otherwise affect the
696 parsing of hexadecimal floats.
698 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
700 * README.ACORN: Remove obsolete file.
702 2001-05-22 Jan Hubicka <jh@suse.cz>
704 * combine.c (gen_binary): Use swap_commutative_operands_p
705 (simplify_comparison): Likewise.
706 * expmed.c (emit_store_flag): Likewise.
707 * expr.c (compare_from_rtx): Likewise.
708 (do_compare_rtx_and_jump): Likewise.
709 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
710 if not emitting a branch and operands want swapping.
712 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
714 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
715 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
716 (maybe_get_identifier): Update.
717 * tree.h (make_identifier): Delete.
719 2001-05-21 Richard Henderson <rth@redhat.com>
721 * combine.c (subst): Do not substitute for a register as
722 a destination subreg/strict_low_part/zero_extract.
724 * combine.c (simplify_comparison): Update op1 after constant
726 * recog.c (const_int_operand): Accept only constants valid
728 * genrecog.c: Update comments wrt const_int_operand.
730 * emit-rtl.c (init_emit_once): Zero unused memory in a
733 2001-05-21 Mark Mitchell <mark@codesourcery.com>
735 * tree.h (type_num_arguments): Declare it.
736 * tree.c (type_num_arguments): New function.
738 2001-05-21 Richard Henderson <rth@redhat.com>
740 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
743 2001-05-21 Geoff Keating <geoffk@redhat.com>
745 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
747 (minsf3): Use rs6000_emit_minmax.
748 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
750 (movsfcc): Use rs6000_emit_cmove.
751 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
752 Don't generate emit_fselsfsf4.
753 (fseldfsf4): Likewise.
754 (maxdf3): Use rs6000_emit_minmax.
756 (mindf3): Use rs6000_emit_minmax.
757 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
759 (movdfcc): Use rs6000_emit_cmove.
760 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
761 Don't generate emit_fselsfsf4.
762 (fselsfdf4): Likewise.
763 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
764 (min_max_operator): New predicate.
765 (rs6000_emit_cmove): New function.
766 (rs6000_emit_minmax): New function.
767 * config/rs6000/rs6000-protos.h: Prototype new functions.
768 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
769 and min_max_operator.
771 * config/rs6000/rs6000.c (output_cbranch): Handle all
772 conditional types in the switch statement.
774 2001-05-21 Mark Mitchell <mark@codesourcery.com>
776 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
777 non-register variables.
778 * extend.texi: Document that asm-specifications do not make sense
779 for non-static local variables.
781 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
783 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
784 (dbxout_type_fields): Lose minimal_debug support.
785 (dbxout_type_methods, dbxout_type): Likewise.
787 2001-05-17 Andrew Haley <aph@redhat.com>
789 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
791 2001-05-21 Richard Henderson <rth@redhat.com>
793 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
796 2001-05-20 Richard Henderson <rth@redhat.com>
798 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
799 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
800 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
801 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
802 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
804 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
805 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
806 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
807 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
808 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
809 DEBUG_PUBNAMES_SECTION): Rename as above.
810 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
812 2001-05-20 Richard Henderson <rth@redhat.com>
814 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
815 operands unless the operation is commutative.
817 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
819 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
822 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
824 * extend.texi: Clarify documentation of extensions included in ISO
825 C99. Prefer C99 terminology and syntax to old GNU terminology and
826 syntax. Add more index entries. Document mixed declarations and
827 code as an extension in C89 mode. Warn about future changes to
828 semantics of inline functions. Fixes PR other/930.
830 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
832 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
833 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
834 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
835 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
837 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
839 2001-05-20 Richard Henderson <rth@redhat.com>
841 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
842 to be output before a branch.
844 2001-05-20 Richard Henderson <rth@redhat.com>
846 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
848 2001-05-20 Richard Henderson <rth@redhat.com>
850 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
851 (ASM_DOUBLE): Remove.
852 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
853 * config/i386/sun386.h: Likewise.
855 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
856 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
858 * config/i386/cygwin.h (INT_ASM_OP): Remove.
859 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
860 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
861 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
863 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
864 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
865 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
866 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
867 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
868 * config/i386/win32.h: Likewise.
870 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
872 * invoke.texi: Add more options to summary list.
874 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
876 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
877 used. Fixes PR c/2291.
880 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
882 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
883 the -fpic and -fPIC options, clear flag_pic.
885 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
887 * hashtable.c (calc_hash): Fix HASHSTEP definition.
888 * stringpool.c (make_identifier): No statistics here anymore.
889 * objc-act.c (steup_string_decl): Remove redundant check.
891 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
893 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
894 cpplib.o, cpphash.o, fix-header): Update.
895 (hashtable.o): New target.
896 * c-common.h: Include cpplib.h. Define C_RID_CODE and
897 struct c_common_identifier here.
898 * c-lang.c (c_init_options): Update. Call set_identifier_size.
899 * c-lex.c (c_lex): Update.
900 * c-pragma.h: Update.
901 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
903 (C_RID_CODE): Delete.
904 * cpphash.c: Rewrite to use hashtable.c.
905 * cpphash.h: Update include guards.
906 (struct cpp_reader): Remove hashtab.
907 hash_ob and buffer_ob are no longer pointers. Add hash_table
909 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
910 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
911 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
912 * cppinit.c (cpp_create_reader): Update.
913 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
914 (cpp_interpret_charconst): Eliminate warning.
915 * cpplib.c (do_pragma, do_endif, push_conditional,
916 cpp_push_buffer, cpp_pop_buffer): Update.
917 (_cpp_init_stacks): Rename cpp_init_directives.
918 (_cpp_cleanup_stacks): Remove.
919 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
920 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
921 cpp_forall_identifiers, cpp_create_reader): Update.
922 (C_RID_CODE, cpp_make_node): New.
923 (c_common_identifier): New identifier node for C front ends.
924 * cppmain.c (main): Update.
925 * fix-header.c (read_scan_file): Update.
926 * flags.h (id_clash_len): Make unsigned.
927 * ggc.h (ggc_mark_nonnull_tree): New.
930 * stringpool.c: Update comments and copyright. Update to use
932 * toplev.c (approx_sqrt): Move to hashtable.c.
933 (id_clash_len): Make unsigned.
934 * toplev.h (ident_hash): New.
935 * tree.c (gcc_obstack_init): Move to hashtable.c.
936 * tree.h: Include hashtable.h.
937 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
938 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
939 (struct tree_identifier): Update.
940 (make_identifier): New.
942 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
943 (C_RID_CODE): Remove.
944 * lex.c (cxx_init_options): Call set_identifier_size. Update.
945 (init_parse): Don't do it here.
947 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
949 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
951 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
953 (expand_eh_return): Convert between word_mode and Pmode.
954 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
956 (execute_stack_op): Likewise.
957 (execute_cfa_program): Likewise.
958 (uw_frame_state_for): Likewise.
959 (uw_update_context_1): Likewise.
960 * unwind.inc (_Unwind_Reason_Code): Likewise.
961 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
962 (EH_RETURN_STACKADJ_RTX): Likewise.
963 * config/mips/mips.c (compute_frame_size): Make space for saving
965 (mips_expand_epilogue): Handle EH stack adjustments.
966 * config/mips/mips.md (eh_return): New pattern.
967 (eh_set_lr_si): Likewise.
968 (eh_set_lr_di): Likewise.
969 Add splitter to perform EH return after reload.
971 2001-05-19 Mark Mitchell <mark@codesourcery.com>
973 * jump.c (mark_jump_label): Tidy previous change.
975 2001-05-19 Bruce Korb <bkorb@gnu.org>
977 * fixinc/genfixes: no need for two warnings
978 * fixinc/Makefile.in: open stdin for those building with a closed one.
980 2001-05-19 Mark Mitchell <mark@codesourcery.com>
982 * jump.c (jump_optimize_1): Tidy.
983 (mark_jump_label): When changing the label in a LABEL_REF, change
984 update any REG_EQUAL notes as well.
986 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
988 * c-parse.in (parm_declarator): Split into
989 parm_declarator_starttypename and parm_declarator_nostarttypename.
990 (parm_declarator_starttypename, parm_declarator_nostarttypename):
991 New. Allow parenthesised sub-declarators which don't begin with a
992 TYPENAME. Fixes PR c/166.
994 2001-05-19 Mark Mitchell <mark@codesourcery.com>
996 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
998 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1000 * toplev.c (main): If the target does not allow profiling without
1001 a frame pointer, issue an error message.
1002 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1005 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1007 * recog.c (general_operand): Modify last change to allow it if reload
1010 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1012 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1013 subregs containing mem.
1015 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1017 * regrename.c (regrename_optimize): frame pointer register can
1020 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1022 * README.DWARF: Move into dwarfout.c.
1024 2001-05-18 Dale Johannesen <dalej@apple.com>
1026 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1027 specific misuse of r0 as a reload address.
1029 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1031 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1034 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1036 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1037 (add_to_sequence): Make that decision type.
1038 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1039 (write_switch, write_cond, debug_decision_2): Likewise.
1041 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1043 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1046 2001-05-18 Stan Shebs <shebs@apple.com>
1048 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1049 * configure: Regenerate.
1051 2001-05-18 Per Bothner <per@bothner.com>
1053 Changes needed for java/jvspec.c
1054 * gcc.h (n_infiles, outfiles): Add declarations.
1055 * gcc.c (n_infiles, outfiles): Mske no longer static.
1057 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
1059 * config/pa/som.h (EXCEPTION_SECTION): Define.
1061 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
1063 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
1065 Add have_location_lists, a variable to determine whether we need a
1066 .debug_loc section or not.
1067 (enum dw_val_class): Add dw_val_class_loc_list.
1068 (dw_val_struct): Add val_loc_list.
1069 (dw_loc_list_struct): New structure, represents location lists.
1070 (new_loc_list): New function, return a new location list, given
1071 the range and location expression.
1072 (add_loc_descr_to_loc_list): New function, add a location
1073 expression to a location list, given the expression and range.
1074 (output_loc_list): New function, output a location list.
1075 (gen_internal_sym): Modified to take symbol prefix, so we can
1076 reuse it for location list symbols.
1077 (add_AT_loc_list): New function, add a location list to a DIE at
1078 the named attribute.
1079 (AT_loc_list): New function, return the location list reference
1080 for a given attribute, if it's a location list.
1081 (print_die): Handle dw_val_class_loc_list.
1082 (size_of_die): Ditto.
1083 (value_format): Ditto.
1084 (output_die): Ditto.
1085 (output_location_lists): New function, output all of the location
1086 lists for a DIE and it's children.
1087 (dwarf2out_finish): Call output_location_lists if we have location
1091 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1093 * gcse.c (try_replace_reg): First try global replace, later try to
1094 simplify the expression.
1096 * gcse.c (find_used_regs): Change calling convention; work via
1098 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
1100 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1103 2001-02-09 Nick Clifton <nickc@redhat.com>
1104 * config/arm/arm.md: Change output constraint on post inc
1105 load/store multiple patterns to be a read/write constraint.
1107 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1109 * basic-block.h (struct basic_block_def): Add documentation about
1110 what a basic block is, and what the various fields are used for.
1111 * flow.c (calculate_globlal_regs_live): Add documentation about
1112 how the algorithm works, and how we know that it will terminate.
1113 Check that the the inductive assumption that guarantees
1114 termination actually holds.
1115 (mark_used_regs): Treat conditionally set registers as used.
1116 (debug_regset): Add comment.
1117 * rtl.texi (cond_exec): Add documentation.
1119 * function.c (expand_function_start): Avoid creating BLKmode
1122 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1124 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1125 DIE, even if it has no children.
1126 (dwarf2out_finish): Always output the line-number table, even if
1129 2001-05-18 David Edelsohn <edelsohn@gnu.org>
1131 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1133 2001-05-17 Bruce Korb <bkorb@gnu.org>
1135 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1136 * fixinc/genfixes: emit a warning if AutoGen is out of date
1138 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1139 Bruce Korb <bkorb@gnu.org>
1141 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1142 found in fixinc directory. Facilitates binary distributions.
1144 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1146 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1149 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
1151 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1153 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1155 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
1156 (simplify_subreg): Handle complex types represented as CONCAT.
1158 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
1159 * rtl.h (swap_commutative_operands_p): Declare.
1160 * rtlanal.c (swap_commutative_operands_p): New.
1161 (operand_preference): New static function.
1163 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
1164 (gen_binary): Likewise.
1165 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
1166 * simplify-rtx.c (simplify_gen_binary,
1167 simplify_gen_relational): Likewise.
1169 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1171 * cse.c (fold_rtx): Use simplify_subreg.
1173 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
1174 (simplify_gen_subreg): New.
1175 (simplify_rtx): Use simplify_subreg.
1176 * rtl.h (simplify_gen_subreg): Declare.
1178 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1180 * doc/install.texi: Update Solaris information.
1182 * except.h (protect_cleanup_actions): Remove it.
1183 (lang_protect_cleanup_actions): Declare it.
1184 * except.c (protect_cleanup_actions): Remove it.
1185 (lang_protect_cleanup_actions): New variable.
1186 (init_eh): Don't make protect_cleanup_actions a GC root.
1187 (expand_eh_region_and_cleanup): Call
1188 lang_protect_cleanup_actions.
1189 (output_function_exception_table): Remove unused `align'
1191 * varasm.c (assemble_external): Abort if we have not yet
1192 opened the assembly output file.
1194 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
1196 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1197 for eh_personality_libfunc.
1199 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1201 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
1202 when calling simplify_subreg. This is needed to allow replacing
1203 of expression of one mode by expression of different mode.
1205 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1207 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1209 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1211 * expr.c (protect_from_queue): Protect against subsequent calls to
1213 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1216 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1218 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1220 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1222 * gccbug.in (CATEGORIES): Add "bootstrap".
1224 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1226 * simplify-rtx.c (simplify_subreg): Break out from ...
1227 * combine.c (combine_splify_rtx) ... here and ...
1228 * recog.c (validate_replace_rtx_1): ... here;
1229 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1230 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1231 (subreg_lowpart_p): ... here.
1233 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1235 * stmt.c (expand_asm_operands): For inout operands, make sure
1236 the substitution of '=' for '+' makes it into the rtl.
1238 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1239 (reload_as_needed): Call update_eliminable_offsets a bit later.
1241 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1243 * gcc.texi (gccbug): Refer to the web pages for detailed information
1246 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1248 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1250 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1251 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1252 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1253 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1254 * cross-make: Don't set LIBGCC1.
1255 * mklibgcc.in: Delete all code for building from libgcc1.c.
1256 Always honor LIB1ASMFUNCS if set.
1258 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1259 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1260 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1261 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1262 config/i386/uwin.asm, config/m68hc11/larith.asm,
1263 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1264 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1265 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1266 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1267 Delete or update references to libgcc1 in commentary.
1269 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1270 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1271 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1272 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1273 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1274 config/arm/t-semi, config/arm/t-strongarm-coff,
1275 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1276 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1277 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1278 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1279 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1280 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1281 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1282 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1283 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1284 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1285 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1286 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1287 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1288 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1289 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1290 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1291 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1292 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1293 config/mips/t-ultrix, config/mn10200/t-mn10200,
1294 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1295 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1296 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1297 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1298 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1299 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1300 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1301 config/sparc/t-sparclite, config/sparc/t-splet,
1302 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1303 config/sparc/t-vxsparc64, config/v850/t-v850:
1304 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1306 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1307 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1308 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1309 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1310 nongcc_SI_type, nongcc_word_type, or perform_*
1311 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1313 * config/i386/386bsd.h, config/i386/beos-elf.h,
1314 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1315 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1316 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1317 Don't include i386/perform.h.
1319 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1320 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1321 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1322 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1323 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1324 config/vax/t-openbsd, config/vax/t-vax: Delete.
1326 * config.gcc: Remove references to deleted files.
1327 (arm-semi-aof): Use arm/t-semi for tmake_file.
1329 * gcc.texi, install.texi, invoke.texi, tm.texi:
1330 Delete or rewrite text which is no longer relevant now that
1331 libgcc1 no longer exists.
1333 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1334 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1336 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1337 Bruce Korb <bkorb@gnu.org>
1339 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1342 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1344 * i386.md: Add two peepholes to clean up code generated by
1347 2001-05-16 Richard Henderson <rth@redhat.com>
1349 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1350 variants of non-absolute encodings.
1352 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1354 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1355 __register_frame_info_table_bases): Export.
1357 2001-05-16 Richard Henderson <rth@redhat.com>
1359 * except.c (eh_data_format_name): Move to ...
1360 * dwarf2asm.c: ... here. Use designated initializers if available.
1361 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1362 * dwarf2asm.h: Update declarations.
1363 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1364 ASM_PREFERRED_EH_DATA_FORMAT.
1365 (output_call_frame_info): Likewise. Use 'L' augmentation for
1368 * unwind-dw2-fde.h (struct fde_vector): New.
1369 (struct old_object): Rename from struct object.
1370 (struct object): New.
1371 (__register_frame_info_bases): Declare.
1372 (__register_frame_info_table_bases): Declare.
1373 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1374 * unwind-dw2-fde.c (objects): Remove.
1375 (unseen_objects, seen_objects): New.
1376 (__register_frame_info_bases): New.
1377 (__register_frame_info): Use it.
1378 (__register_frame_info_table_bases): New.
1379 (__register_frame_info_table): Use it.
1380 (__deregister_frame_info): Rewrite for changed object struct.
1381 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1382 (fde_unencoded_compare): Rename from fde_compare; uninline.
1383 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1384 (start_fde_sort): Adjust for new definition of fde_vector.
1385 (fde_insert): Likewise.
1386 (end_fde_sort): Likewise. Select comparison function based
1387 on properties of the object.
1388 (fde_split): Take object and fde_compare_t arguments.
1389 (frame_heapsort, fde_merge): Likewise.
1390 (classify_object_over_fdes): Rename from count_fdes. Handle
1391 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1393 (add_fdes): Handle encoded pointers.
1394 (init_object): Rename from frame_init. Update for new struct object.
1395 (linear_search_fdes): Rename from search_fdes. Handle encoded
1397 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1398 (binary_search_single_encoding_fdes): New.
1399 (binary_search_mixed_encoding_fdes): New.
1400 (search_object): New.
1401 (_Unwind_Find_FDE): Update for new struct object. Fill in
1403 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1404 iterating over EH data.
1405 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1406 fde_encoding, lsda_encoding.
1407 (read_uleb128, read_sleb128): Remove.
1408 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1409 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1410 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1412 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1414 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1416 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
1417 * cpphash.c (_cpp_lookup_with_hash): Similarly.
1418 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
1419 cpp_spell_token, cpp_output_token): Similarly.
1420 * cpplib.c (lex_macro_node, do_undef, do_pragma,
1421 do_pragma_poison, parse_assertion, do_assert): Similarly.
1422 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
1423 save_parameter, _cpp_create_definition, check_trad_stringification,
1424 cpp_macro_definition): Similarly.
1425 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
1426 * c-lex.c (cb_undef, c_lex): Similarly.
1427 * fix-header.c (recognized_function): Similarly.
1428 * cpplib.h (NODE_LEN, NODE_NAME): New.
1429 (cpp_hashnode): Rename length len.
1431 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
1433 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1436 2001-05-16 Andreas Jaeger <aj@suse.de>
1438 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1440 * toplev.c: Include dwarf2asm.h for prototype of
1441 dw2_output_indirect_constants.
1443 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1445 * stmt.c (expand_asm_operands): Be able to offload addressof
1446 expression to memory. (PR optimization/185)
1448 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1450 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
1451 applying distributive law.
1453 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1455 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1457 * gthr-dce.h (UNUSED): Attribute unused macro.
1458 (__gthread_key_dtor): Make arguments UNUSED.
1459 (__gthread_key_delete): Revise for compatibility with DRAFT4
1462 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1464 * doc/install.texi: Update AIX information.
1465 * README.RS6000: Remove obsolete file.
1467 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1468 Nathan Sidwell <nathan@codesourcery.com>
1470 * gcc.c (give_switch): Don't write before start of string.
1471 Always append suffix.
1473 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1475 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1478 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1480 * README.ALTOS: Remove obsolete file.
1482 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1484 * c-lex.h (save_and_forget_protocol_qualifiers,
1485 forget_protocol_qualifiers, remember_protocol_qualifiers):
1486 Remove deleted functions' prototypes.
1488 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1490 * c-parse.in (methodtype): New production.
1491 (methoddef, methodproto): Collapse separate '-' and '+'
1494 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1496 * c-common.h (RID_FIRST_PQ): New.
1497 * c-parse.in (objc_pq_context): New.
1498 (objc parser): Set objc_pq_context rather than calling
1499 remember_protocol_qualifiers and forget_protocol_qualifiers.
1500 Don't call save_and_forget_protocol_qualifiers.
1501 (yylexname): Handle objc protocol qualifiers here.
1502 * stringpool.c (struct str_header): Replace with sp_hashnode.
1503 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
1504 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
1505 Allocate an IDENTIFIER_NODE for each identifier.
1506 (FORALL_STRINGS, set_identifier): Delete.
1507 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
1508 (ggc_alloc_string): Use an obstack.
1509 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
1510 * tree.h: Update comments.
1511 (set_identifier): Delete.
1512 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
1513 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
1514 remember_protocol_qualifiers): Delete.
1516 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
1518 * flow.c (life_analysis): After life analysis is complete, do
1519 an optional scan over insns looking for REG_LABEL notes that
1520 reference a deleted label.
1521 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1522 before peeking at LABEL_NUSES.
1524 2001-05-15 Richard Henderson <rth@redhat.com>
1526 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1527 (_Unwind_GetTextRelBase): New.
1529 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1531 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1533 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
1535 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
1536 so that CHOOSE_SECTION gets used.
1538 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
1539 TARGET_RELOCATABLE like flag_pic for now.
1541 2001-05-15 David Edelsohn <edelsohn@gnu.org>
1543 * rs6000.md (movdi splitter): Sign extend more efficiently.
1544 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
1545 to "long long" valid on 32-bit and 64-bit hosts.
1546 (logical_operand): Cast trunc_int_for_mode return value.
1547 (rs6000_emit_move): Shift macro to encapsulate variable.
1548 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
1549 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
1550 plus_constant requires signed argument.
1552 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1554 * gthr-posix.h: Make additional pthread-* functions weak.
1556 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
1558 * recog.c (apply_change_group): Avoid unneeded validating.
1560 2001-05-14 David Edelsohn <edelsohn@gnu.org>
1562 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
1563 (num_insns_constant): CONST_INT can be 64-bits.
1565 2001-05-14 Stan Shebs <shebs@apple.com>
1567 * config/darwin.h (LIB_SPEC): Just use -lSystem.
1568 (LIBGCC_SPEC): Don't define.
1570 2001-05-14 Richard Henderson <rth@redhat.com>
1572 * configure.in (gcc_cv_as_eh_frame): New test.
1573 * config.in, configure: Rebuild.
1574 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1576 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1578 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1579 extended precision divide.
1581 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1583 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1584 for RETURNS as well.
1586 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1588 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
1589 (CPP_CPU??_SIZE_TYPE): New.
1590 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
1591 (CPP_CPU_SPEC): ... here; support choosing of CPU.
1592 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
1593 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
1595 * i386.c (override_options): Add sorry about not suported modes.
1597 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
1599 * config/pa/som.h (NM_FLAGS): Remove.
1600 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1601 (ASM_OUTPUT_SECTION_NAME): Remove.
1602 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1604 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1606 * regrename.c (regrename_optimize): Do not rename registers to
1609 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1611 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1612 contain MEMs. Remove useless distinction about clobbering
1615 2001-05-13 Geoff Keating <geoffk@redhat.com>
1617 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
1618 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
1619 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
1620 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1621 (EXCEPTION_SECTION): Define.
1623 2001-05-13 Zack Weinberg <zackw@stanford.edu>
1625 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
1626 binary backward compat only.
1627 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
1628 in LIB2FUNCS. Pass it to mklibgcc.
1629 * mklibgcc.in: Handle LIB2FUNCS_ST.
1631 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
1633 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1635 * tm.texi (THREAD_MODEL_SPEC): Document it.
1636 * gcc.c (main): Use it.
1637 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1638 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
1640 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1642 * rtl.h (SYMBOL_REF_WEAK): New macro.
1643 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
1644 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
1645 * rtl.texi (SYMBOL_REF_WEAK): Document it.
1646 * gcc.texi: Remove wrong description.
1648 2001-05-13 Mark Mitchell <mark@codesourcery.com>
1650 * Makefile.in (STAMP): New macro.
1651 Replace all uses of `touch' with $(STAMP).
1652 * fixinc/Makefile.in: Likewise.
1654 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1656 * configure.in: ldopen is never in -lexc, so don't test for it.
1657 Add test for exc_resume in -lexc for Ada.
1658 * configure: Regenerated.
1660 2001-05-12 Richard Henderson <rth@redhat.com>
1662 * dwarf2asm.c (size_of_encoded_value): New function.
1663 * dwarf2asm.h: Declare it.
1664 * except.c (output_function_exception_table): Align the TType
1665 array only as wide as the encoding.
1667 2001-05-12 Zack Weinberg <zackw@stanford.edu>
1669 * extend.texi: Document #pragma GCC java_exceptions.
1671 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1673 * c-parse.in (bison parser, init_reswords): Remove uses of
1675 * c-tree.h (doing_objc_thang): Remove.
1677 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1679 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
1680 about files not ending in newlines.
1682 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1684 * dwarfout.c (dwarfout_init): Add cast.
1685 * sched-deps.c (sched_analyze_insn): Remove unused vars.
1686 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
1688 * method.c (build_mangled_C99_name): Remove unused prototype.
1690 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1692 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
1694 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
1696 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1697 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
1699 2001-05-11 Richard Henderson <rth@redhat.com>
1701 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1702 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
1703 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
1704 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
1705 (dw2_output_indirect_constants): Prototype.
1706 * dwarf2out.c (dwarf2out_begin_prologue): Generate
1707 current_function_func_begin_label if we'll need it for EH. Exit
1708 early for IA64_UNWIND_INFO.
1709 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
1710 (eh_data_format_name): Update for indirect references.
1711 (output_function_exception_table): Care for IA64_UNWIND_INFO.
1712 Handle ASM_PREFERRED_EH_DATA_FORMAT.
1713 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
1714 define HAVE_eh_return etc.
1715 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
1716 (final_end_function): Don't call output_function_exception_table.
1717 * toplev.c (compile_file): Call dw2_output_indirect_constants.
1718 (rest_of_compilation): Invoke output_function_exception_table
1719 for ia64 before assemble_end_function.
1720 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
1721 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
1723 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
1724 * unwind.h: Declare them.
1725 * libgcc-std.ver: Export them.
1726 * unwind-pe.h: New file.
1728 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1730 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
1732 (find_fde_for_dso): Extract DT_PLTGOT.
1733 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
1734 the segment and gp as well.
1735 * config/ia64/frame-ia64.c: Remove file.
1736 * config/ia64/frame-ia64.h: Remove file.
1737 * config/ia64/unwind-ia64.c: New file.
1738 * config/ia64/unwind-ia64.h: New file.
1739 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
1740 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
1741 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
1742 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1743 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1744 (IA64_UNWIND_INFO): Re-enable.
1745 (HANDLER_SECTION): Remove.
1746 (EH_RETURN_DATA_REGNO): New.
1747 * config/ia64/ia64.md (exception_receiver): Remove.
1748 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
1749 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
1751 2001-05-11 Richard Henderson <rth@redhat.com>
1753 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
1754 calls and jumps to be bundled together.
1755 (ia64_reorg): Emit a break after a noreturn call that ends
1757 * config/ia64/ia64.md (break_f): New.
1759 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
1761 * c-lex.c (lex_charconst): Convert into a simple wrapper
1762 around cpp_interpret_charconst, to which most of the code
1764 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
1765 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
1766 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
1767 (lex): Use cpp_interpret_charconst.
1768 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
1769 hex_digit_value): New functions.
1770 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
1771 * cpplib.h (cpp_interpret_charconst): New prototype.
1772 * Makefile.in: Update.
1774 2001-05-12 Dean Wakerley <dean@wakerley.com>
1776 * doc/install.texi: New file. Converted to texinfo from the HTML
1777 documentation in wwwdocs/htdocs/install.
1779 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
1781 * gcse.c (insert_insn_end_bb): Do not search for assignments to
1782 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1784 * toplev.c (compile_file): Move comment for opening output
1785 file to just before the code that opens the output file.
1787 2001-05-11 Jakub Jelinek <jakub@redhat.com>
1789 * regmove.c (regmove_optimize): Suppress the optimization for
1790 unchanging destination register. Add comment above function.
1792 2001-05-11 Zack Weinberg <zackw@stanford.edu>
1794 * Makefile.in: Exterminate all references to assert.h.
1795 * cross-make: Likewise.
1797 * configure.in: Correct commentary.
1798 * configure: Regenerate.
1800 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
1803 * config/t-freebsd, config/t-linux, config/t-linux-aout,
1804 config/t-netbsd, config/t-rtems, config/x-linux,
1805 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
1806 No need to override INSTALL_ASSERT_H.
1808 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
1809 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
1810 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
1812 2001-05-11 Graham Stott <grahams@redhat.com>
1814 * combine.c (simplify_comparison): Fix typo.
1816 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1818 * loop.h (struct movables): Remove `num'.
1819 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
1820 Adjust call to strength_reduce.
1821 (num_unmoved_movables): New function.
1822 (move_movables): Don't set movables->num.
1823 (strength_reduce): Compute the number of instructions in the loop
1824 here, rather than in the caller.
1825 (check_dbra_loop): Always clear reversible_mem_store if there
1826 are any memory sets.
1827 (loop_regs_scan): Don't count instructions here.
1828 (count_insn_in_loop): New function.
1830 2001-05-11 Mark Mitchell <mark@codesourcery.com>
1832 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
1834 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
1836 * c-common.c (finish_label_expr): New function, lifted from
1837 from cp/semantics.c.
1838 * c-common.h (finish_label_expr, lookup_label): New prototypes.
1839 * c-parse.in: Move 3 blocks of parser code into new functions.
1840 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
1841 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
1842 (lookup_label): Remove.
1844 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
1846 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
1847 FLOAT_BIT_ORDER_MISMATCH.
1849 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1851 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
1852 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
1854 2001-05-10 David Edelsohn <edelsohn@gnu.org>
1856 * expr.c (emit_group_load): extract_bit_field requires a REG or
1859 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
1861 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
1862 a computed jump into an unconditional jump.
1863 In second hunk of code for collapsing computed and conditional jumps
1864 into unconditional jumps, reemit the jump in additional cases.
1866 * jump.c (jump_optimize_1): Do not wrap the new jump target
1867 inside a LABEL_REF; gen_jump will do that automatically.
1869 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
1871 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
1872 contents for a SYMBOL_REF in case of floating point constants.
1874 2001-05-10 DJ Delorie <dj@redhat.com>
1876 * c-common.c (combine_strings): Widen strings in a
1877 host-endian-independent way.
1879 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
1881 * c-parse.in: Remove many shift/reduce conflicts. Update
1883 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
1884 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
1885 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
1886 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
1887 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
1888 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
1889 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
1890 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
1891 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
1892 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
1893 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
1894 typespec_reserved_nonattr, typespec_reserved_attr,
1895 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
1896 structsp_nonattr, components_notype, component_notype_declarator,
1897 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
1898 firstparm, setspecs_fp): New
1899 (typed_declspecs, reserved_declspecs, typed_typespecs,
1900 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
1901 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
1902 declmods_no_prefix_attr, nonempty_type_quals, structsp,
1903 type_quals): Remove. Users updated.
1904 (initdecls, notype_initdecls, after_type_declarator,
1905 parm_declarator, notype_declarator, absdcl1, components, ivars):
1906 Don't allow attributes at the start of a declarator; include them
1907 in the production containing the declarator instead. Always
1908 require type specifiers before trying to redeclare a typedef name.
1909 (typename): Allow for attributes but warn that they are ignored.
1910 (parmlist, firstparm, setspecs_fp): Include attributes in
1911 parmlist; suck them off the parser stack in firstparm using
1914 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
1916 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
1917 to determine if a block has an unconditional jump at its end.
1919 * jump.c (jump_optimize_1): When converting a conditional jump
1920 to an unconditional jump, build the jump using gen_jump instead
1921 of just modify operands in-place.
1923 2001-05-09 Zack Weinberg <zackw@stanford.edu>
1925 * cppinit.c (cpp_post_options): Shut off macro expansion if
1927 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
1928 IN_I directives only if the # is in column 1 and the directive
1929 name begins in column 2.
1930 * cppmain.c (scan_buffer): Insert a space between # and an
1931 identifier, when that identifier is a directive name.
1933 * tradcpp.c (struct file_buf): Add a pointer to the next entry
1934 in the header search path.
1935 (enum node_type): Add T_INCLUDE_NEXT.
1936 (directive_table): Add entry for include_next.
1937 (do_include_next): New function.
1938 (process_include): New routine, broken out of do_include.
1939 (finclude): Insert 'nhd' argument, to be copied into
1940 next_header_dir of the new buffer.
1941 (main): Adjust to match.
1942 * gsyslimits.h, limity.h: Un-indent #include_next.
1944 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
1946 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
1947 inclusion as a chapter of the GCC manual.
1948 * gcc.texi: Include objc.texi.
1949 * fdl.texi: Use @unnumberedsec for the addendum.
1950 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
1952 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1954 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
1956 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
1958 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
1959 handling of two-address insns.
1961 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
1963 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
1964 ../binutils/nm-new instead of ../binutils/nm.
1966 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1968 * i386.md (movdi splitter): Fix the splitting condition
1969 (float_extenddftf splitter): Fix mode.
1971 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1973 * genrecog.c (write_switch): Avoid outputting of switch for
1974 types wider than int.
1976 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
1978 * reload1.c (copy_eh_notes): New function.
1979 (emit_input_reload_insns): Call it.
1980 (emit_output_reload_insns): Call it.
1982 2001-05-07 Zack Weinberg <zackw@stanford.edu>
1984 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
1986 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
1987 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
1989 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
1991 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
1993 * pa.md (interspace_jump): Revise comment.
1994 (builtin_longjmp): Block initial setup insns from delay slot of
1996 (builtin_setjmp_receiver): New expander to save and restore PIC
1999 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2001 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2003 * toplev.c (compile_file): Set up the output file before we call
2004 the various initializers for the compiler.
2006 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2007 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2009 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2010 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2012 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2014 * Makefile.in (tradcpp0): Correct typo in dependency list.
2016 2001-05-06 Geoff Keating <geoffk@redhat.com>
2018 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2019 the link register if we're not going to use it.
2021 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2022 (output_function_profiler): Likewise.
2024 2001-05-07 Alan Modra <amodra@one.net.au>
2026 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2028 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2030 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2031 zero-extend it. Make abs_inc unsigned.
2033 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2034 widest mode in narrowing and widening operations.
2036 * config/mips/mips.md: Sign extend CONST_INTs.
2038 2001-05-06 Andreas Jaeger <aj@suse.de>
2040 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2041 (i386 Options): Document -momit-leaf-frame-pointer.
2043 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2045 * c-typeck.c (internal_build_compound_expr): Check for
2046 array to pointer conversion just once.
2048 2001-05-05 Richard Henderson <rth@redhat.com>
2050 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2052 2001-05-05 Richard Henderson <rth@redhat.com>
2054 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2055 to the parent of the fixup region.
2057 2001-05-05 Jakub Jelinek <jakub@redhat.com>
2059 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2061 * cpp.texi (__NO_INLINE): Document it.
2063 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2065 * cppfiles.c (struct include_file): New member err_no.
2066 (find_or_create_entry): Set it.
2067 (open_file): Don't set fds to -2. Instead, use err_no to
2068 remember previous errors, if any.
2070 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2072 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2073 between X and Y by using sequences of xgdx and xgdy.
2075 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2077 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2078 of '!' for the 'D' alternative ('!' is too strong).
2079 ("*logicalsi3_silshl16"): Likewise.
2080 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2081 ("movstrictsi"): Remove spurious '+'.
2082 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2083 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2084 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2087 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2089 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2091 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
2093 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
2096 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2098 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
2101 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2103 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2104 soft register, use ror instead of rol.
2106 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2108 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2109 into account pre/post increment decrement for 68HC12.
2110 Fix other problems in replacement and fix call to reg_mentioned_p.
2112 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2114 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2115 Put the soft registers in bss for 68HC12.
2116 (L_regs_d3_4): New for _.d3 and _.d4.
2117 (L_regs_d5_6): Likewise.
2118 (L_regs_d1_2): Likewise.
2119 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2121 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2123 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2124 to the pre-processor when -fshort-double is specified.
2125 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2127 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2129 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2130 (__mulsi3): Rewrite for 68HC12.
2131 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2132 Mark 'x' constraint with earlyclobber to prevent a
2133 RELOAD_FOR_OTHER_ADDRESS to go in it.
2134 (mulhi3_m68hc12): New pattern.
2135 (mulhi3_m68hc11): Rename of mulhi3.
2136 (mulhi3): New expand for 68HC12 optimisation.
2137 (umulhisi3, mulhisi3): New patterns for 68HC12.
2139 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2141 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2142 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2143 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2145 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2147 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2148 constants cheap after reload.
2149 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2151 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2152 so that gcc prefers a shift by 16.
2153 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2155 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
2157 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
2159 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2161 * alpha.h: NULL_PTR -> NULL.
2168 * i386.md: Likewise.
2171 * m68hc11.h: Likewise.
2172 * rs6000.h: Likewise.
2175 * sparc.h: Likewise.
2179 * final.c: Likewise.
2181 * recog.c: Likewise.
2183 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2185 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
2186 `bool' parameter to `int'.
2188 * hash.c (hash_lookup): Likewise.
2190 * hash.h (hash_lookup): Likewise.
2192 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2194 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2196 * i386.c (x86_initialize_trampoline): Fix mode of constant.
2198 2001-05-03 Geoff Keating <geoffk@redhat.com>
2200 * invoke.texi (i386 Options): Delete references to -malign-jumps,
2201 -malign-loops, -malign-functions.
2202 * i386.c (ix86_align_funcs): Delete.
2203 (ix86_align_loops): Delete.
2204 (ix86_align_jumps): Delete.
2205 (override_options): Mark -malign-* as obsolete. Emulate their
2206 behaviour with the -falign-* options. Default -falign-* from
2207 the processor table.
2208 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2209 patch of Wed May 2 13:09:36 2001.
2210 (LOOP_ALIGN): Delete.
2211 (LOOP_ALIGN_MAX_SKIP): Delete.
2212 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2213 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2215 2001-05-04 Andreas Jaeger <aj@suse.de>
2217 * except.h: Add prototype declaration for
2218 expand_builtin_init_dwarf_reg_sizes.
2220 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2222 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2224 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2226 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2228 ("bitcmpqi2"): New pattern for bit-extract and test.
2229 ("bitcmphi"): New pattern for bitb/bita instructions.
2231 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2233 * gccbug.in: Use a temporary directory when the mktemp command is
2236 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2238 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2240 (INITIALIZE_TRAMPOLINE): Call it.
2241 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2242 (TRAMPOLINE_TEMPLATE): Remove.
2243 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2244 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2247 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2249 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2250 and crtendS.o with PIC.
2252 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2254 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2256 (___subdi3, ___adddi3): Use x instead of y as index register.
2257 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2258 (__memset, __memcpy): Likewise.
2259 (regs): Put the soft registers in bss for 68HC12.
2260 (abort): Use trap to abort for 68hc12.
2261 (__mulhi3, __mulhi32): Use emul for 68hc12.
2262 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2264 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2266 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2267 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2268 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2269 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2270 Set 68HC12 min offset to -65536.
2271 (print_operand): Put parenthesis arround the operand if it refers
2272 to a symbol having the same name as a register.
2273 (m68hc11_z_replacement): When z register is replaced by its
2274 equivalent soft register, force the insn to be re-recognized.
2275 (m68hc11_check_z_replacement): Fix the test when destination is
2276 the index register and z dies in the insn.
2277 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2279 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2281 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2282 costs according to processor variant.
2283 (m68hc11_shift_cost): New function to compute shift costs.
2284 (m68hc11_rtx_costs): Define costs according to processor variant.
2285 (m6811_cost): Costs for 68HC11.
2286 (m6812_cost): Costs for 68HC12.
2287 (COSTS_N_INSNS): Remove.
2289 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2290 (DEFAULT_RTX_COSTS): Remove.
2291 (CONST_COSTS): Define costs according to OUTER_CODE.
2292 (processor_costs): New struct to define costs.
2293 (m68hc11_cost): Pointer to current costs.
2295 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2297 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2298 and use m68hc11_notice_keep_cc when using leax/leay.
2299 (addhi3 split): Reject split if the insn is handled by
2301 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2302 push must be handled in a special way if the source operand uses
2303 sp as index register.
2304 (m68hc11_notice_keep_cc): New function.
2305 (m68hc11_gen_movhi): Use it when an insn changes a register but
2307 (m68hc11_gen_movqi): Fix move for 68HC12.
2308 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2310 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2312 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2313 and don't pass operands[0] to emit_library_call_value.
2315 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2317 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2318 (zero_extendsi split): Simplify and use (zero_extendhi).
2319 (*addhi3): Remove 'w' constraint since stack pointer is handled
2321 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2322 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2323 (*ashrhi3_const): Fix shift by 7.
2324 (*lshrsi3_const16): Fix template.
2325 (call, call_value): Fix constraint and predicate.
2327 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2329 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2330 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2331 (CC_REGNUM): Likewise.
2332 (*unnamed splits): Use above constants instead of hard coded numbers.
2333 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2334 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2335 (*return_16bit, *unnamed peepholes): Likewise.
2337 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2339 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2340 rs6000/rs6000.h twice.
2342 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2344 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2345 (CPP_SPEC): Conditionally define MSDOS and GO32.
2346 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2347 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2349 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2351 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2353 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
2355 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2357 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2358 * integrate.c (expand_inline_function): Use xcalloc to allocate
2360 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2363 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2365 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
2368 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2370 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
2371 linker if -mrelax is given.
2372 (TARGET_SWITCHES): Document -mrelax.
2374 Re-installed 2001-01-09's patch:
2375 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
2376 if it's wider than long and the target's long is wider than the
2379 2001-05-02 David O'Brien <obrien@FreeBSD.org>
2381 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
2382 directly include rs6000/rs6000.h. Instead do it in tm.h.
2384 2001-05-02 Stan Shebs <shebs@apple.com>
2386 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
2387 NSConstantString for NeXT-style runtimes.
2388 (STRING_OBJECT_GLOBAL_NAME): New macro.
2389 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
2390 OCTI_STRING_CLASS_DECL.
2391 (constant_string_global_id): New macro.
2392 (string_class_decl): Ditto.
2393 (setup_string_decl): New function.
2394 (build_objc_string_object): Use it to build a NeXT runtime
2395 compatible string initializer.
2397 2001-05-02 Jakub Jelinek <jakub@redhat.com>
2399 * tradcpp.c (do_define): Make sure we don't walk past limit.
2401 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2403 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
2404 offsets if not REG_OK_STRICT.
2406 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
2407 (INT_REG_OK_FOR_INDEX_P): Likewise.
2408 (INT_REG_OK_FOR_BASE_P): Likewise.
2409 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
2410 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
2411 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
2412 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
2413 REG_OK_FOR_BASE_P. Take an additional parameter.
2414 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
2415 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
2416 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
2417 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
2418 rs6000_legitimate_address() and use it.
2419 * config/rs6000/rs6000.c: Update all callers.
2420 (rs6000_legitimate_address): New function.
2422 2001-05-02 David Edelsohn <edelsohn@gnu.org>
2424 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
2425 special_constant conditional blocks together.
2427 2001-05-02 Dale Johannesen <dalej@apple.com>
2429 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2431 (STRICT_ARGUMENT_NAMING): Define.
2432 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2433 function_arg_partial_nregs, setup_incoming_varargs): Remove
2434 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2437 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2439 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
2441 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2444 * expr.c (store_field): Do nothing except elaborate side-effects if
2447 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2449 * c-lex.c: NULL_PTR -> NULL.
2451 * emit-rtl.c: Likewise.
2453 * genpeep.c: Likewise.
2455 * mips-tdump.c: Likewise.
2456 * reload1.c: Likewise.
2457 * rtlanal.c: Likewise.
2459 * stor-layout.c: Likewise.
2460 * toplev.c: Likewise.
2462 2001-05-01 Per Bothner <per@bothner.com>
2464 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2465 call do_pending_stack_adjust before emiting label.
2467 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2469 * extend.texi: Fix typo.
2471 2001-05-01 Stan Shebs <shebs@apple.com>
2473 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2474 of UOBJC_MODULES_decl.
2475 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2476 (generate_descriptor_table): Ditto.
2477 (generate_protocols): Ditto.
2478 (generate_protocol_list): Ditto.
2479 (generate_classref_translation_entry): Ditto.
2481 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2483 * invoke.texi (Optimize Options): Add documentation for `--param
2484 max-delay-slot-insn-search' and `--param
2485 max-delay-slot-live-search' and reorder --param section.
2486 * params.def: Modify initial comment.
2487 * params.h (param_info): Add `help' member.
2488 * toplev.c (lang_independent_params): Include `help' description.
2489 (display_help): Print --param parameters.
2491 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2493 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
2494 Remove references to deleted files.
2495 (*-*-openbsd): No need to override xmake_file.
2496 (*-*-sysv4): Treat like *-*-sysv.
2498 * configure.in: Probe for ldopen in various places, and set up
2499 collect2 to be linked with them if found.
2500 Don't dink with Windows registry stuff unless $host_os is a
2501 Win32 os name. Check to see if we need -ladvapi32.
2502 * configure: Regenerate.
2504 * Makefile: Get rid of CLIB and HOST_CLIB.
2505 Substitute in COLLECT2_LIBS and link collect2 against its contents.
2506 * build-make: Get rid of HOST_CLIB.
2508 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
2509 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2510 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2511 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
2512 config/rs6000/x-rs6000: Delete.
2514 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
2517 24 x-host fragments remain, 0 x-cpu, 3 top level.
2519 2001-05-01 Zack Weinberg <zackw@stanford.edu>
2521 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
2522 * configure: Regenerate.
2524 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
2526 * Makefile.in (install-headers): Remove redundant dependency.
2528 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2530 * c-tree.texi (USING_STMT): Document.
2532 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2534 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
2535 * c-common.c: Likewise.
2536 * c-decl.c: Likewise.
2537 * combine.c: Likewise.
2538 * rs6000.c: Likewise.
2539 * except.c: Likewise.
2540 * explow.c: Likewise.
2542 * fold-const.c: Likewise.
2543 * function.c: Likewise.
2546 * integrate.c: Likewise.
2548 * objc/objc-act.c: Likewise.
2549 * recog.c: Likewise.
2550 * reg-stack.c: Likewise.
2551 * reload.c: Likewise.
2552 * reload1.c: Likewise.
2553 * simplify-rtx.c: Likewise.
2555 * varasm.c: Likewise.
2557 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
2559 * diagnostic.def: New file.
2560 * diagnostic.h (diagnostic_t): New enum.
2561 * Makefile.in (diagnostic.o): Depend on diagnostic.def
2563 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2565 * tsystem.h: Test only POSIX for availability of string.h
2567 * config.gcc (all systems): If USG appeared in xm_defines,
2568 change it to POSIX. If both USG and POSIX appeared, just
2569 delete USG. Remove unnecessary quotes around xm_defines
2571 (m68k-crds-unos*): Don't #define unos - tested nowhere.
2572 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
2573 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
2574 powerpc-*-linux*): No need to set xm_defines - handled by
2575 global settings for *-*-linux*.
2577 2001-04-30 Zack Weinberg <zackw@stanford.edu>
2579 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
2580 Always include gstab.h, not system stab.h. Don't provide
2581 default definitions of N_CATCH or N_OPT. Always use the
2582 gstab.h variant of STAB_CODE_TYPE.
2583 * final.c: Don't include stab.h/gstab.h at all, or provide
2584 defaults for N_SLINE and N_SOL.
2586 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
2587 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
2589 * sdbout.c: Always include gsyms.h instead of system syms.h.
2591 * configure.in: No need to check for stab.h.
2592 * configure, config.in: Regenerate.
2593 * Makefile.in (final.o): Don't depend on gstab.h.
2595 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2596 Richard Henderson <rth@redhat.com>
2598 * extend.texi: Improve documentation of volatile asms.
2600 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2602 * c-tree.texi: Fix thinko.
2603 * gcc.texi: Likewise.
2605 2001-04-30 Richard Henderson <rth@redhat.com>
2607 * c-common.c (c_promoting_integer_type_p): New function, from the
2608 corpse of old macro. Properly promote too-small enumerations and
2609 booleans. Adjust all callers.
2610 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2611 (c_promoting_integer_type_p): Declare.
2612 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2613 * c-typeck.c: Likewise.
2614 (default_conversion): Remove now redundant boolean check.
2616 2001-04-30 Jan Hubicka <jh@suse.cz>
2617 Richard Henderson <rth@redhat.com>
2619 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2621 (combine_stack_adjustments_for_block): Don't combine stack
2622 allocation followed by deallocations. Handle grow-up stacks.
2624 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2626 * fdl.texi: New file.
2627 * c-tree.texi: Use the GFDL.
2628 * gcc.texi: Likewise.
2630 2001-04-30 Stan Shebs <shebs@apple.com>
2632 * invoke.texi: Add a section documenting Objective-C options.
2634 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
2636 * emit-rtl.c (try_split): Copy EH notes to sequence.
2638 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2640 * regmove.c (record_stack_memrefs): Catch all references to the
2643 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
2645 * Makefile.in (stmp-fixinc): quote shell assignment values
2647 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2649 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
2653 * prefix.c: Likewise.
2655 2001-04-28 Stan Shebs <shebs@apple.com>
2657 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
2658 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
2659 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
2660 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
2662 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
2663 (NEXT_OBJC_RUNTIME): Define.
2665 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2667 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
2668 * simplify-rtx.c (simplify_gen_relational): Likewise.
2670 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
2672 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
2673 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
2675 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
2676 registers in SSE case; fix handling of the immediates.
2677 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
2678 operands to be in regsiters before reload.
2679 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
2680 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
2681 (abstf,absxf,negtf,negxf splitters): Compute
2682 properly the regnum for x86_64.
2683 (avsdf2_if_rex64): New.
2685 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
2687 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
2688 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
2689 into the constant pool.
2690 * jump.c (jump_optimize_1): Remove barrier successors after all
2691 the LABEL_NUSES counds have been computed.
2692 (delete_barrier_successors): When deleting a tablejump insn, also
2693 delete the jump table it uses.
2694 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
2697 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
2699 * pa.c (FRP): Remove erroneous white space in macro definition.
2701 2001-04-28 Andreas Jaeger <aj@suse.de>
2703 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
2705 * extend.texi: Likewise.
2706 * tm.texi: Likewise.
2708 2001-04-28 Andreas Jaeger <aj@suse.de>
2710 * md.texi: Use XX-bit instead of XXbit or XX bit where
2713 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
2715 * gcc.c (process_command): Allow -l lib in addition to -llib
2716 for POSIX compliance. This fixes PR c/2347.
2718 * invoke.texi: Update section on Link Options accordingly.
2720 2001-04-27 Zack Weinberg <zackw@stanford.edu>
2722 * function.c (purge_addressof_1): Remove the duplicate
2723 if (code == SET) block. Fold the two if (code == ADDRESSOF)
2726 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
2728 * except.c (expand_eh_region_start): Don't start a new block.
2729 (expand_eh_region_end): Don't end a block.
2730 * stmt.c (expand_end_bindings): Don't end EH blocks.
2731 (expand_decl_cleanup): Starting an EH region won't change the block.
2732 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
2733 (is_eh_region): Lose.
2736 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
2738 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
2740 * collect2.c (main): Add `-L' case to remove duplicate entries.
2741 (is_in_args): New function to check for a duplicate argument.
2742 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
2743 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
2744 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2745 Define to be nonzero.
2747 2001-04-27 Andreas Jaeger <aj@suse.de>
2748 Richard Henderson <rth@redhat.com>
2750 * md.texi (Machine Constraints): Document additional i386
2751 constraints and fix description of "A".
2753 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
2755 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
2757 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
2759 * except.c (get_exception_filter): word_mode, not Pmode.
2761 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
2763 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
2764 common to other movsf patterns. Move up so that in future
2765 people who change the other patterns will change it too.
2766 (movsf_lo_sum): Allow even for soft-float; add appropriate
2768 (movsf_high): Likewise.
2769 (movsf_high+1): Allow even for soft-float.
2771 * function.c (expand_function_end): Always clobber the
2772 return registers, even if there is no return label.
2774 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2776 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
2778 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
2780 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
2781 (pushqi2_rex64, pushhi2_rex64): Add.
2783 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
2785 * except.c (expand_eh_region_end_cleanup): Force pending stack
2786 adjust before emitting label that branches around cleanup code.
2788 2001-04-26 H.J. Lu (hjl@gnu.org)
2790 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
2792 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
2794 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
2795 (ASM_OUTPUT_SECTION_NAME): Likewise.
2796 (ASM_WEAKEN_LABEL): Likewise.
2797 (UNIQUE_SECTION): Likewise.
2798 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2799 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2800 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
2801 (ASM_OUTPUT_SECTION_NAME): Likewise.
2802 (ASM_WEAKEN_LABEL): Likewise.
2803 (UNIQUE_SECTION): Likewise.
2804 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2805 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2806 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
2807 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
2808 (ASM_FILE_START): Likewise.
2809 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2810 (ASM_DECLARE_OBJECT_NAME): Likewise.
2811 (ASM_FILE_END): Likewise.
2812 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2813 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2814 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2815 (ASM_OUTPUT_CASE_LABEL): Likewise.
2816 (ASM_OUTPUT_SKIP): Likewise.
2817 (ASM_OUTPUT_ASCII): Likewise.
2818 (ASM_OUTPUT_IDENT): Likewise.
2819 (READONLY_DATA_SECTION): Likewise.
2820 (EXTRA_SECTIONS): Likewise.
2821 (EXTRA_SECTION_FUNCTIONS): Likewise.
2822 (SELECT_RTX_SECTION): Likewise.
2823 (SELECT_SECTION): Likewise.
2825 * config/mips/linux.h (INVOKE__main): Undefine.
2826 (CTOR_LIST_BEGIN): Likewise.
2827 (CTOR_LIST_END): Likewise.
2828 (DTOR_LIST_BEGIN): Likewise.
2829 (DTOR_LIST_END): Likewise.
2830 (SET_ASM_OP): Defined it to ".dummy".
2831 (ASM_OUTPUT_DEF): Defined.
2832 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
2834 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
2836 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
2837 assembler supports .p2align.
2839 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
2841 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
2843 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2845 * integrate.c (expand_inline_function): Check for error_mark_node
2848 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2850 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
2853 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
2855 * configure.in (configargs.h): Define thread_model.
2856 * configure: Rebuilt.
2857 * gcc.c (main): Print it with -v.
2859 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
2861 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
2862 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
2863 * gcc.1: Regenerate.
2865 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2867 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
2868 is_redundant_typedef): Use static inline instead of inline static.
2870 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
2872 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
2873 this directory is always searched.
2875 2001-04-25 Richard Henderson <rth@redhat.com>
2877 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
2878 of registers to restore along non eh_return path.
2880 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2882 * c-format.c (check_format_info_recurse): Handle
2883 PLUS_EXPR for format string.
2885 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2887 * config/ia64/ia64.h (CC1_SPEC): Define.
2888 * config/ia64/linux.h (CC1_SPEC): Define.
2890 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
2892 * emit-rtl.c (constant_subword): Also do sign extension in
2893 BITS_PER_WORD == 16 case.
2895 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
2897 * loop.c (try_swap_copy_prop): Go back to checking insn.
2899 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2901 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
2902 if check_mode is non-zero.
2904 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2906 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
2907 out and comparison sequence has been detected, put result into
2908 proper temporary pseudo.
2910 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2912 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
2913 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
2914 * libgcc2.c: Remove __dummy and __builtin_saveregs.
2915 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
2916 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
2917 for future reference.
2919 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
2921 * except.c (reachable_handlers): Step out one level from a RESX.
2923 * except.c (struct eh_region): Rename 'last' to 'resume'.
2924 (mark_eh_region, duplicate_eh_region_1): Adjust.
2925 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
2926 (build_post_landing_pads): Likewise.
2927 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
2928 (expand_eh_region_end_must_not_throw): Likewise.
2929 (connect_post_landing_pads): Thread (only) regions with non-deleted
2932 * except.c (expand_eh_region_end_cleanup): Save the EH return data
2933 registers around the cleanup.
2934 (get_exception_filter): New fn.
2935 (finish_eh_generation): Use it.
2937 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
2939 * c-semantics.c (add_scope_stmt): Don't call
2940 current_scope_stmt_stack multiple times.
2942 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2943 Nathan Sidwell <nathan@codesourcery.com>
2945 Lazy __FUNCTION__ generation.
2946 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
2947 RID_C99_FUNCTION_NAME): New _RIDs.
2948 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
2949 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
2950 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
2952 (function_id_node, pretty_function_id_node, func_id_node): Remove.
2953 (c99_function_name_decl_node, function_name_decl_node,
2954 pretty_function_name_decl_node, saved_function_name_decls):
2956 (struct language_function): Remove x_function_name_declared_p.
2957 (make_fname_decl): Remove a parameter.
2958 (declare_function_names): Remove prototype.
2959 (start_fname_decls, finish_fname_decls): Prototype.
2960 (fname_as_string): Likewise.
2961 (fname_string, fname_decl): Likewise.
2962 * c-common.c (make_fname_decl): Adjust.
2963 (struct fname_var_t): New struct.
2964 (fname_vars): New static array.
2965 (declare_function_name): Remove.
2966 (start_fname_decls, finish_fname_decls): New functions.
2967 (fname_as_string): New function from remnants of
2968 declare_function_name.
2969 (fname_string, fname_decl): New functions.
2971 * c-decl.c (c_function_name_declared_p): Remove.
2972 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
2973 don't call declare_function_name. Call start_fname_decls.
2974 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
2975 clobber the line number. Call finish_decl.
2976 (start_function): Call start_fname_decls.
2977 (finish_function): Call finish_fname_decls.
2978 Remove c_function_name_declared_p.
2979 (push_c_function_context): Don't push c_function_name_declared_p.
2980 (pop_c_function_context): Don't pop c_function_name_declared_p.
2981 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
2982 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
2983 (program): Call finish_fname_decls for C.
2984 (primary): Add VAR_FUNC_NAME.
2985 (reswords): Add slots for __FUNCTION__ et al.
2986 (rid_to_yy): Add mappings for __FUNCTION__ et al.
2987 (yylexname): If it's a STRING_FUNC_NAME generate the function name
2988 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
2989 * c-semantics.c (prune_unused_decls): Remove.
2990 (finish_stmt_tree): Don't call prune_unused_decls.
2991 (genrtl_decl_stmt): Don't prune unused decls here.
2993 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
2995 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
2996 constant pool, use the pool's SYMBOL_REF instead.
2998 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
3001 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3003 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3004 passing nested NOP_EXPRs to fold.
3006 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
3008 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3010 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3012 * loop.c (loop_delete_insns): Add prototype.
3014 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3016 * configure.in: Remove ENABLE_STD_NAMESPACE.
3017 * config.in: Regenerated.
3018 * configure: Regenerated.
3020 2001-04-22 Stan Shebs <shebs@apple.com>
3022 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3024 * config/rs6000/xm-darwin.h: Remove file.
3026 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3028 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3029 (write_c_file_stat): Likewise.
3031 * dbxout.c (dbxout_init): Likewise.
3033 * profile.c (output_func_start_profiler): Likewise.
3035 2001-04-22 Philipp Thomas <pthomas@suse.de>
3037 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3038 require it instead of the CVS version.
3039 * cpperror.c (v_message): Put a blank before the macro
3040 body to not confuse exgettext.
3042 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3044 * flow.c (proagate_one_insn): Remove useless assignment.
3045 * jump.c (delete_insn): Tidy.
3046 * loop.c (try_copy_prop): When deleting an instruction with a
3047 REG_RETVAL note, delete the entire libcall sequence.
3048 (loop_delete_insns): New function.
3049 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3050 we're not substituting into them yet.
3052 2001-04-21 Kazu Hirata <kazu@hxi.com>
3054 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3056 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3058 * config/i960/i960.c (signed_arith_operand): Likewise.
3060 * calls.c (expand_call): Fix a comment typo.
3062 2001-04-20 Zack Weinberg <zackw@stanford.edu>
3064 * configure.in: Probe for times, clock, struct tms, and clock_t.
3065 * configure, config.in: Regenerate.
3066 * timevar.c: Replace ifdef forest in get_time with (relatively)
3067 straightforward series of checks based on autoconf's probes.
3069 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
3071 * config/pa/som.h (NM_FLAGS): Define.
3073 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3075 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
3077 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
3078 * ia64.c (nop_cycles_until): New function.
3079 (prev_cycle, prev_first, last_issued): New static variables.
3080 (ia64_sched_reorder): Additional arg for clock.
3081 On final scheduling pass, emit extra NOPs as needed.
3082 Set prev_first and prev_cycle.
3083 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
3084 (ia64_variable_issue): Set last_issued.
3086 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
3088 * config/i386/i386.c (ix86_expand_int_movcc,
3089 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
3091 2001-04-20 Geoff Keating <geoffk@redhat.com>
3093 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
3094 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
3095 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
3096 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
3097 ctrdi_internal6): In the short-branch case, this insn is only 4
3098 bytes long. Reported by Reza Yazdani <reza@apple.com>.
3100 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3102 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
3103 "=u" is used together with "st" resp. "st(1)" clobber.
3105 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3107 * gcse.c (gcse_main): Fix comment typo.
3108 (delete_null_pointer_check): Likewise.
3109 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
3110 * cse.c (cse_insn): Likewise.
3111 * function.c (fixup_var_refs_insns_with_hash): The sequence is
3114 2001-04-19 Zack Weinberg <zackw@stanford.edu>
3116 * toplev.c: Excise all code for the undocumented -dm option.
3117 (float_signal): Call signal just once, unconditionally.
3119 2001-04-19 Geoff Keating <geoffk@redhat.com>
3121 * fold-const.c (fold): Use first_rtl_op rather than
3122 TREE_CODE_LENGTH when looping over parameters of a tree.
3123 Correct strange grouping in test for evaluated SAVE_EXPR.
3125 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
3127 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3128 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3130 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3131 name at 32 total characters.
3132 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3133 functions in named sections -- data items can still go into unique
3134 sections, but they have normal names (ie $LIT$ and $DATA$).
3136 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3139 2001-04-19 DJ Delorie <dj@redhat.com>
3141 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3142 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
3143 * config/i386/cygwin.h: Likewise.
3144 * config/i386/mingw32.h: Likewise.
3145 * config/vax/vms.h: Likewise.
3146 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
3148 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3149 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
3150 * config/i386/xm-cygwin.h: Likewise.
3151 * config/i386/xm-djgpp.h: Likewise.
3152 * config/i386/xm-mingw32.h: Likewise.
3153 * config/vax/xm-vms.h: Likewise.
3155 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
3156 instead of OBJECT_SUFFIX.
3157 * collect2.c (find_a_file): Look for files matching the extension
3158 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
3159 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
3160 TARGET_EXECUTABLE_SUFFIX.
3161 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
3162 (make_relative_prefix): Likewise.
3163 (convert_filename): Use TARGET_ suffixes throughout. Remove
3165 (process_command): Likewise.
3166 (do_spec_1): Likewise.
3167 * java/lang.c (init_parse): Likewise.
3169 * gcc.texi : Document four new options matching the pattern
3170 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
3171 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
3172 documentation for NO_AUTO_EXE_SUFFIX.
3174 2001-04-19 Mark Mitchell <mark@codesourcery.com>
3176 * toplev.h (struct lang_hooks): Allow decode_option to indicate
3177 that language-independent processing should not be done.
3178 * toplev.c (main): Adjust accordingly.
3180 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
3181 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
3183 * mips.md (reload_outputdi): Require that operand0 be a
3186 2001-04-19 Jakub Jelinek <jakub@redhat.com>
3188 * invoke.texi (-Wshadow): Clarify.
3190 2001-04-18 Mark Mitchell <mark@codesourcery.com>
3192 * loop.c (load_mems): Examine all the instructions in the loop
3193 before concluding that all jumps branch to the first instruction
3196 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3198 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3200 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3202 * cpp.texi (-Wwhite-space): Remove.
3203 (-Wall): -Wall does not imply -Wwhite-space.
3205 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3207 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3208 use it instead of blindly generating a .stabs.
3209 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3211 * xcoffout.c: Don't bother defining default for N_CATCH.
3212 (UNKNOWN_STAB): Use internal_error.
3213 (stab_to_sclass): Remove now-unnecessary aborts.
3214 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3216 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3218 * jump.c (mark_all_labels): Canonicalize the tail recursion
3219 label attached to CALL_PLACEHOLDER insns.
3221 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3223 * output.h (dump_flow_info, free_basic_block_vars,
3224 which_alternative): Delete redundant prototypes.
3226 * rtl.h (bss_section): Likewise.
3228 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3230 * dbxout.c (N_OPT): Define if not available from <stab.h>
3232 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3234 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3235 libraries and native K&R compilers.
3237 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3239 * c-typeck.c (convert_arguments): Don't check for width changes
3242 * invoke.texi (-Wtraditional): Update documentation.
3244 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3246 * toplev.c (output_lang_identify): Delete.
3247 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3248 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3249 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3250 after calling ASM_FILE_END.
3252 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3253 Instead, unconditionally emit an N_OPT stab with string equal
3254 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3256 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3258 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3259 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3260 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3261 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3262 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3263 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3264 config/i370/i370.h, config/i386/beos-elf.h,
3265 config/i386/osf1elf.h, config/i386/osfrose.h,
3266 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3267 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3268 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3269 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3270 config/mips/iris6.h, config/mips/osfrose.h,
3271 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3272 config/sparc/sp64-elf.h:
3273 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3274 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3276 * config/elfos.h, config/freebsd.h, config/linux.h,
3277 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3278 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3279 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3280 of ASM_FILE_START which merely emit a .version directive. Delete
3281 definitions of ASM_FILE_END which merely emit an .ident directive.
3283 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3284 ASM_IDENTIFY_GCC and move part of its logic into
3287 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3288 config/sparc/linux-aout.h: Don't emit .version directive in
3291 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3292 (output_file_start): Correct comment.
3294 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3295 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3297 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3298 * config/rs6000/aix.h: Correct comment.
3300 * config/i386/i386afe.h: Delete.
3301 * config.gcc: Remove references to i386afe.h.
3303 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3304 other macros deleted by this patch were undocumented.
3306 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3308 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3310 * pa.c (secondary_reload_class): SAR<->FP copies require a
3313 * install.texi (mips-mips-bsd): Update list of functions
3314 required to include memmove.
3315 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3316 used functions to include memmove.
3318 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3320 * i386.md (sqrtdf2): SFmode should be DFmode.
3322 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3324 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3325 (find_moveable_store): Likewise.
3327 2001-04-15 Jim Wilson <wilson@redhat.com>
3329 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3331 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3333 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3334 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3336 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3338 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3341 2001-04-14 Alan Modra <amodra@one.net.au>
3343 * pa.c (force_mode): New function.
3344 (emit_move_sequence): Use it instead of generating new rtx_REGs.
3346 2001-04-13 Jim Wilson <wilson@redhat.com>
3348 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3349 (first_instruction): New static variable.
3350 (rtx_needs_barrier): Return 1 for alloc.
3351 (init_insn_group_barriers): Set first_instruction.
3352 (rws_sum): Delete duplicate definition.
3353 (group_barrier_needed_p): Return 0 when first_instruction true.
3354 (safe_group_barrier_needed_p): Save and restore first_instruction
3355 around group_barrier_needed_p call.
3357 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
3359 * expr.h (enum libfunc_index): Add LTI_memmove.
3360 (memmove_libfunc): Define macro.
3361 * optabs.c (init_optabs): Initialize memmove_libfunc.
3362 * expr.c (expand_assignment): Use memmove_libfunc instead of
3365 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3367 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3370 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3372 * Makefile.in (reg-stack.o): Depend on reload.h.
3373 (insn-attrtab.o): Depend on flags.h.
3375 * genattrtab (main): Include flags.h in insn-attrtab.c.
3377 * reg-stack.c: Include reload.h.
3379 * sparc.h (flag_pic): Delete redundant declaration.
3381 * output.h (flag_pic): Likewise.
3383 * tree.h (pedantic): Likewise.
3385 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3387 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
3389 * jump.c, regmove.c, toplev.c: Include reload.h.
3391 * reload.h (reload_cse_regs): Declare.
3393 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
3394 reload_cse_regs, init_reload, mark_home_live, reload,
3395 init_caller_save): Delete redundant prototypes.
3397 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3399 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
3401 * regclass.c, ssa.c: Include expr.h.
3403 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
3404 gen_move_insn): Delete redundant declarations.
3406 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3408 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3409 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3410 MAKEINFO and MAKEINFOFLAGS too.
3411 (stage4_build): Correctly order -B flags.
3413 2001-04-13 Alan Modra <amodra@one.net.au>
3415 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
3416 PIC_OFFSET_TABLE_SAVE_RTX.
3417 (zdepi_cint_p): Describe zdepi insn.
3418 Formatting and white space fixes throughout file.
3420 * pa.c (uint32_operand): Don't use long constant >= 2^32.
3421 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
3422 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
3423 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
3424 (output_64bit_and): Use plain `int's for shift counts.
3425 (output_64bit_ior): Likewise.
3426 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
3427 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
3430 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
3431 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
3432 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
3433 NEW_HP_ASSEMBLER into one. Kill warnings.
3435 * pa-gas.h: Delete file.
3436 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
3437 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
3438 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
3439 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
3441 * config/pa/mill32.S: New file.
3442 * config/pa/mill64.S: New file.
3443 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
3444 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
3445 * config/pa/t-linux64: New file.
3446 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
3447 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
3448 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
3450 * elfos.h (SELECT_SECTION): Undef before defining.
3451 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
3452 (LIB_SPEC): Remove -lmilli.
3453 (DBX_REGISTER_NUMBER): Remove.
3454 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
3455 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
3456 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
3457 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
3458 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
3459 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
3460 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
3461 TARGET_GAS): Define.
3462 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
3463 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
3464 regs if we don't have a prototype.
3465 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
3466 * pa.h (TARGET_ELF32): Default to 0 if undefined.
3467 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
3468 EH_RETURN_HANDLER_RTX): Define.
3469 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
3470 (DWARF_FRAME_REGNUM): Define.
3471 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
3472 * pa32-linux.h: New file.
3473 * pa64-linux.h: New file.
3475 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3476 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
3477 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
3478 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
3479 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
3480 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
3481 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3482 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
3483 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
3484 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
3485 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3486 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
3487 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
3488 * pa64-hpux.h: New file.
3489 (ASM_FILE_START): Correct typo.
3490 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
3491 * config.gcc: Modify for above.
3493 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
3495 * jump.c (jump_optimize_1): Don't delete dead stores here.
3496 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
3497 prior to running jump optimize before cse2.
3499 2001-04-12 Richard Henderson <rth@redhat.com>
3501 * Makefile.in (regmove.o): Depend on except.h.
3502 * regmove.c: Include it.
3504 2001-04-12 Stan Shebs <shebs@apple.com>
3506 * objc/objc-act.c: Remove all code ifdefed with the never-used
3507 macro OBJC_INT_SELECTORS.
3508 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
3509 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
3511 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
3513 * config/pa/quadlib.c: Add prototypes.
3515 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3517 * bitmap.h (debug_bitmap): Delete redundant prototype.
3519 * rtl.h (get_frame_size): Likewise.
3521 2001-04-12 Jim Wilson <wilson@redhat.com>
3523 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3524 to just emit an fnorm.
3526 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3528 * c-common.h (truthvalue_conversion, type_for_mode,
3529 type_for_size): Delete redundant declarations.
3531 * c-lex.h (is_class_name): Likewise.
3533 * c-tree.h (pedantic, convert, getdecls, gettags,
3534 global_bindings_p, init_decl_processing, insert_block,
3535 maybe_build_cleanup, poplevel, print_lang_decl,
3536 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
3537 set_block, incomplete_type_error, build_function_call,
3538 lvalue_or_else, mark_addressable): Likewise.
3540 * expr.h (expand_tree_builtin): Likewise.
3542 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3544 * invoke.texi: Document --param max-gcse-memory.
3546 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3548 * configure.in (errno): Check for declaration.
3549 * configure, config.in: Regenerated.
3551 * system.h (errno): Only declare if not already done.
3553 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3555 * recog.c (general_operand, immediate_operand,
3556 nonmemory_operand): Require CONST_INTs to be sign-extended
3557 values for their modes.
3559 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3561 * expmed.c (store_bit_field): Truncate CONST_INTs.
3562 (expand_mult_highpart, expand_divmod): Likewise.
3563 * expr.c (convert_modes, store_field): Likewise.
3564 * integrate.c (expand_inline_function): Use promote_mode() to
3565 determine whether to convert_modes() an argument as signed
3567 * optabs.c (expand_binop): Get CONST_INT operands
3568 sign-extended for their appropriate modes.
3569 * stmt.c (emit_case_nodes): Convert node values to the
3571 (expand_end_case): Convert minval and range to the appropriate
3573 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
3574 the iteration variable.
3575 * varasm.c (immed_double_const): Don't require words to be
3576 narrower than host wide ints to properly sign-extend
3579 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3581 * sh.md (builtin_setjmp_receiver): New expander.
3583 2001-04-12 David Edelsohn <dje@watson.ibm.com>
3585 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
3586 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
3587 for generating CONST_INT and CONST_DOUBLE.
3589 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
3591 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3592 already sign-extended.
3593 (rs6000_emit_prologue): Make register iterator signed.
3594 (rs6000_emit_epilogue): Likewise.
3595 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
3597 (movsf split, movdf split): Sign-extend CONST_INTs.
3598 (movdi splits): Likewise.
3600 2001-04-12 Kelley Cook <kelley.cook@home.com>
3602 * config-lang.in (lang_dirs): Add in zlib.
3604 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
3606 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
3607 operands that make it to RTL.
3609 2001-04-11 Stan Shebs <shebs@apple.com>
3611 Add Darwin (Mac OS X kernel) native support.
3612 * config.gcc (powerpc-*-darwin*): Add native bits.
3613 * config/darwin.c: New file, generic Darwin support functions.
3614 * config/darwin.h: New file, generic Darwin definitions.
3615 * config/darwin-protos.h: New file, generic Darwin prototypes.
3616 * rs6000/darwin.h: New file, Darwin for PowerPC.
3617 * rs6000/t-darwin: New file, Darwin makefile fragment.
3618 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
3619 (TARGET_MACHO): Ditto.
3620 (rs6000_abi): Add ABI_DARWIN.
3621 (RS6000_REG_SAVE): Add ABI_DARWIN case.
3622 (RS6000_SAVE_AREA): Ditto.
3623 (FP_ARG_MAX_REG): Ditto.
3624 (RETURN_ADDRESS_OFFSET): Ditto.
3625 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
3627 (rs6000_emit_move): Add ABI_DARWIN cases.
3628 (print_operand): Ditto.
3629 (first_reg_to_save): Ditto.
3630 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
3631 (debug_stack_info): Ditto.
3632 (rs6000_emit_prologue): Ditto.
3633 (rs6000_emit_epilogue): Ditto.
3634 (output_profiler_hook): Ditto.
3635 (output_function_profiler): Ditto.
3636 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
3637 (output_mi_thunk): Add TARGET_MACHO case.
3638 (add_compiler_stub): Ditto.
3639 (output_compiler_stub): Ditto.
3640 (no_previous_def): Ditto.
3641 (output_call): Ditto.
3642 (machopic_output_stub): Ditto.
3643 (rs6000_machopic_legitimize_pic_address): Ditto.
3644 (toc_section): Ditto.
3645 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
3646 (macho_high): Ditto.
3649 (load_macho_picbase): Ditto.
3650 (call): Add TARGET_MACHO case to modify function.
3651 (call_value): Ditto.
3652 (call_nonlocal_sysv): Add ABI_DARWIN case.
3653 (call_value_nonlocal_sysv): Ditto.
3654 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
3656 (machopic_output_stub): Ditto.
3657 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
3659 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3661 * dwarf2out.c (modified_type_die): Don't create new types here.
3662 * tree.h (get_qualified_type): New function.
3663 (build_qualified_type): Adjust comment.
3664 * tree.c (get_qualified_type): New function.
3665 (build_qualified_type): Use it.
3667 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3669 * cpp.texi (-Wtraditional): Update description.
3671 * invoke.texi (-Wtraditional): Likewise.
3673 2001-04-11 Jim Wilson <wilson@redhat.com>
3675 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
3676 requires more than 64 bits of alignment.
3678 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
3680 * cpplib.c (do_line): Sanity check iff enable checking.
3682 2001-04-11 Richard Henderson <rth@redhat.com>
3684 * Makefile.in (insn-recog.o): Depend on toplev.h.
3685 (insn-emit.o, doloop.o): Likewise.
3686 * genrecog.c, genemit.c: Include toplev.h in generated file.
3687 * doloop.c: Include toplev.h.
3689 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3691 * Makefile.in (gcse.o): Depend on params.h.
3692 * gcse.c: Include params.h.
3693 (gcse_main): Don't do GCSE if doing so will take inordinate
3695 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
3696 * params.h (MAX_GCSE_MEMORY): New macro.
3698 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3700 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
3702 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
3704 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3706 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
3708 * real.h (ereal_atof, real_value_truncate, target_isnan,
3709 target_isinf, target_negative, assemble_real, debug_real): Delete
3710 redundant prototypes.
3712 * Makefile.in (ifcvt.o): Depend on toplev.h.
3714 * c-semantics.c: Include expr.h.
3716 * ifcvt.c: Include toplev.h.
3718 * expr.h (rtx_equal_p): Delete prototype.
3720 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
3721 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
3722 eliminate_constant_term, expand_complex_abs, find_single_use,
3723 make_tree, init_expr_once, init_optabs, supports_one_only):
3726 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
3727 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
3728 expand_assignment, store_expr, emit_line_note_after,
3729 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
3731 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
3733 * sparc-protos.h: Delete redundant prototypes.
3735 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3737 * reload.c (push_reload): Add condition missed in SUBREG byte
3740 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3742 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
3744 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3746 * i386.md (floatsisf_sse): Fix output template
3747 * i386.c (ix86_expand_fp_movcc)
3749 * reg-stack.c (emit_pop_insn): Handle complex modes.
3750 (move_for_stack_reg): Emit proper move mode.
3751 (subst_stack_regs_pat): Handle complex modes.
3753 2001-04-11 Jakub Jelinek <jakub@redhat.com>
3755 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
3757 2001-04-10 Richard Henderson <rth@redhat.com>
3759 * libgcc2.h (__terminate_func_ptr): Remove typedef.
3760 (__pure_virtual, __terminate, __terminate_set_func,
3761 __default_terminate, __throw_type_match, __empty,
3762 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
3763 __eh_rtime_match, __unwinding_cleanup, __rethrow,
3764 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
3765 Remove prototypes of deleted functions.
3767 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3769 * c-typeck.c (convert_arguments): -Wtraditional now activates
3770 -Wconversion warnings, except for changes in signed-ness.
3771 Detect complex<->int & int<->complex conversions as well.
3773 * invoke.texi (-Wtraditional): Document it.
3775 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3777 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
3778 * flow.c (set_block_for_new_insns): Remove needless cast and
3779 properly check for unset block number.
3781 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
3783 * function.c (purge_single_hard_subreg_set): Only check REGNO if
3784 the subreg was a hard register. Pseudos are left as subregs.
3786 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3788 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
3789 (LIB2ADD_ST): New macro, pass it to mklibgcc.
3790 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
3791 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
3792 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
3794 2001-04-09 Bo Thorsen <bo@suse.co.uk>
3796 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
3798 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3800 * output.h (set_block_num): Missed it earlier, remove deprecated
3803 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3805 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
3806 (load_killed_in_block_p): Change bb parameter from int to basic_block.
3807 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
3808 (handle_rd_kill_set): Change bb parameter from int to basic_block.
3809 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
3810 (expr_killed_p): Change bb parameter from int to basic_block, pass
3811 basic_blocks instead of ints as parameters.
3812 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
3813 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
3814 from int to basic_block, pass basic_blocks instead of ints as parms.
3815 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
3816 parameter from int to basic_block, pass basic_blocks instead of ints.
3817 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
3818 (insert_insn_end_bb): Change bb parameter from int to basic_block,
3819 pass basic_blocks instead of ints.
3820 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
3821 basic_blocks instead of ints as parameters.
3822 (pre_delete): Pass basic_blocks instead of ints as parameters.
3823 (hoist_expr_reaches_here_p): Change bb parameter from int to
3824 basic_block, pass basic_blocks instead of ints.
3825 (hoist_code): Pass basic_blocks instead of ints as parameters.
3826 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
3827 Change bb parameter from int to basic_block.
3828 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
3829 (insert_insn_start_bb): Change bb parameter from int to basic_block,
3830 pass basic_blocks instead of ints.
3831 (insert_store): Pass basic_blocks instead of ints as parameters.
3832 (replace_store_insn, delete_store): Change bb parameter from int to
3833 basic_block, pass basic_blocks instead of ints.
3834 (store_motion): Pass basic_blocks instead of ints as parameters.
3836 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3838 * basic-block.h (set_new_block_for_insns): New Prototype.
3839 (set_block_num): Delete prototype.
3840 * flow.c (set_block_num): Remove obsolete function.
3841 (set_block_for_new_insns): Set BB for single or multiple insns.
3842 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
3843 (process_insn_end_bb): Use set_block_for_new_insns or
3844 set_block_for_insn instead of set_block_num.
3845 (pre_insert_copy_insn): Use set_block_for_new_insns.
3846 (update_ld_motion_stores): Use set_block_for_new_insns.
3847 (insert_insn_start_bb): Use set_block_for_new_insns.
3848 (replace_store_insn): Use set_block_for_new_insns.
3850 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
3851 Jeff Law <law@redhat.com>
3853 * alias.c (get_addr): Externalize.
3854 (canon_true_dependence): New function. Behaves like true_dependance
3855 except it already assumes a MEM has been canonicalized.
3856 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
3857 * gcse.c (struct ls_expr): Add load/store expressions structure.
3858 (modify_mem_list, canon_modify_mem_list): New variable.
3859 (gcse_main): Initialize & finalize alias analysis. Use enhanced
3860 load motion and store motion if requested.
3861 (alloc_gcse_mem): Allocate space for modify_mem_list array.
3862 (free_gcse_mem): Free the modify_mem_list array.
3863 (oprs_unchanged_p): Use load_killed_in_block_p.
3864 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
3865 (mems_conflict_for_gcse_p): New function. Don't kill loads
3866 with stores to themselves if its in the load/store expression list.
3867 (load_killed_in_block_p): New function.
3868 (canon_list_insert): New Function.
3869 (record_last_mem_set_info): Keep a list of all instructions which
3870 can modify memory for each basic block.
3871 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
3872 (oprs_not_set_p): Use load_killed_in_block_p.
3873 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
3874 (expr_killed_p): Use load_killed_in_block_p.
3875 (compute_transp): Do not pessimize memory references.
3876 (pre_edge_insert): Update stores for a load motion expression.
3877 (one_pre_gcse_pass): Check loads/stores for extra load motion.
3878 (ldst_entry): Find or create a ldst_expr structure.
3879 (free_ldst_entry): Free memory for an individual item.
3880 (free_ldst_mems): Free entire load/store expression list.
3881 (print_ldst_list): Print debug info.
3882 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
3883 (enumerate_ldsts): Assign integer values to each entry in list.
3884 (first_ls_expr): First expression in the list.
3885 (next_ls_expr): Next expression in the list.
3886 (simple_mem): Check if expression qualifies for ld/st expression list.
3887 (invalidate_any_buried_refs): Remove from expression list if its
3888 used in some other way we dont understand.
3889 (compute_ld_motion_mems): Find all potential enhanced load motion
3891 (trim_ld_motion_mems): Remove any expressions which are invalid.
3892 (update_ld_motion_stores): Copy store values to registers for loads
3893 which have been moved.
3894 (regvec, st_antloc, num_store): New global statics.
3895 (reg_set_info): Marks registers as set.
3896 (store_ops_ok): Verfies registers expressions are valid in a block.
3897 (find_moveable_store): Look for moveable stores in a pattern.
3898 (compute_store_table): Find stores in a function worth moving, maybe.
3899 (load_kills_store): Check dependance of a load and store.
3900 (find_loads): Find any loads in a pattern.
3901 (store_killed_in_insn): Check if a store is killed in an insn.
3902 (store_killed_after): Check is store killed after an insn in a block.
3903 (store_killed_before): Check is store killed before an insn in a block.
3904 (build_store_vectors): Generate the antic and avail vectors.
3905 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
3906 (insert_store): Add a store to an edge.
3907 (replace_store_insn): Replace a store with a SET insn.
3908 (delete_store): Delete a store insn.
3909 (free_store_memory): Free memory.
3910 (store_motion): Perform store motion.
3911 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
3912 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
3913 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
3914 (f_options): Add gcse-lm and gcse-sm.
3916 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3918 * i386.c (expand_fp_movcc): Fix condition reversal code.
3920 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
3921 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
3922 (CLASS_MAX_NREGS): Use it.
3924 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
3925 handle properly complex values.
3926 (CLASS_MAX_NREGS): Likewise; update comment.
3928 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3930 * ia64.c (ia64_flag_schedule_insns2): New variable.
3931 (ia64_override_options): Initialize it. Clear
3932 flag_schedule_insns_after_reload.
3933 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
3935 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3937 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
3938 Do not require source to match destination anymore;
3939 Add abort to the nontrivial cases that should be handled by split.
3940 (fix_trunc?fdi): Add SSE case for x86_64.
3941 (floatdi?f): Likewise.
3942 (floatdi?f_sse): New.
3943 (fix_trunc?fdi_sse): New.
3945 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
3947 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
3948 (DEBUG_ARANGES_END_LABEL): Ditto.
3949 (dwarfout_init): Generate length and version fields at the start
3950 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
3951 after the length field.
3952 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
3953 the .debug_aranges info.
3955 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3957 * i386.c (call, call_value): Make sure that resulting call_insn
3958 does have proper second operand.
3960 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
3962 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
3963 function. Remove include of sys/cygwin.h.
3965 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
3967 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
3968 (CPP_SPEC): Always search */include/w32api for header files.
3969 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
3970 (LINK_SPEC): Add "cyg" to the library search prefixes.
3972 2001-04-08 Philip Blundell <philb@gnu.org>
3974 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
3976 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
3978 * cpperror.c (print_location): Don't special case <stdin>.
3979 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
3980 WARNING, but we don't check if we're in system headers.
3981 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
3982 * cpplib.c (do_warning): Warn in system headers.
3984 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
3986 * mbchar.c: Include config.h first.
3988 2001-04-07 Zack Weinberg <zackw@stanford.edu>
3990 * config.gcc: Set default for xmake_file at top, not bottom.
3991 Change places that set xmake_file to "none" to set to the
3992 empty string instead, or remove them entirely if there is no
3993 default xmake_file for this cpu_type. Remove references to
3996 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
3997 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
3998 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
3999 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
4000 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
4001 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
4002 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
4003 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
4004 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
4005 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
4008 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
4009 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4010 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4011 config/mips/x-sysv, config/rs6000/x-aix31:
4012 Just set CLIB to -lld or -lmld, as appropriate.
4014 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4015 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4016 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4017 config/mips/x-iris, config/pa/x-pa:
4018 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4019 OTHER_FIXINCLUDES_DIRS.
4021 * config/i386/x-djgpp: Don't set LN or LN_S.
4022 * config/m88k/x-dolph: Don't define __m88k__.
4023 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4024 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4025 * config/i860/fx2800.h: No need to #undef SVR4.
4027 38 x-host fragments remain, 2 x-cpu.
4029 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4031 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4033 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4035 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4037 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4039 * configure.in: Add check for lstat.
4040 * configure, config.in: Regenerate.
4041 * cppinit.c (append_include_chain): Make empty path ".".
4042 * cpplib.c (do_line): Don't simplify #line paths.
4043 * cppfiles.c (remove_component_p): New function.
4044 (find_or_create_entry): Acknowledge stat () errors during
4045 path simplification.
4046 (handle_missing_header): Don't simplify paths.
4047 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4048 the empty path untouched. Don't leave a trailing '/'.
4050 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4052 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4053 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4055 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4057 * cppfiles.c (open_file): Fail directories silently, but
4058 with an errno of NOENT set.
4059 (read_include_file): Move the common exit code to the sole
4060 caller. Return an int indicating success or failure. Let
4061 open_file handle directories.
4062 (stack_include_file): If read_include_file fails,
4063 push a "null" buffer.
4065 2001-04-05 DJ Delorie <dj@redhat.com>
4067 * function.h (virtuals_instantiated): Declare.
4068 * function.c: (virtuals_instantiated): Make global.
4069 * calls.c (emit_library_call_value_1): Use
4070 virtual_outgoing_args_rtx only if it hasn't been instantiated.
4071 Otherwise, use the stack pointer directly.
4073 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4075 * i386.c (x86_initialize_trampoline): New global function.
4076 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
4077 (INITIALIZE_TRAMPOLINE): Move offline.
4078 * i386-protos.h (x86_initialize_trampoline): Declare.
4080 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4082 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
4083 (lea_0): Rename to lea_1.
4084 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
4085 (lea_general_?): Allow SImodes on TARGET_64BIT
4086 (lea_general_?_zext): New patterns.
4087 (call_1, call_1_rex64): Fix.
4089 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4091 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
4093 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4095 * i386.c (function_arg): Return constm1_rtx for last argument.
4096 (ix86_expand_prologue): Update gen_call calls.
4097 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4098 * i386.md (call_pop): Likewise.
4099 (call): Second operand is VOIDmode.
4100 (call_0): Likewise; Support 64bits.
4101 (call_exp): New expander.
4102 (call_1): Get to the sync.
4103 (call_1_exp): New pattern.
4104 (call_value): Support 64bit.
4105 (call_value_exp): New pattern.
4106 (untyped_call): Update gen_call call.
4107 (call_value_pop): Disable for 64bit.
4108 (call_value_0_rex64): New pattern.
4109 (call_value_1_rex64): Likewise.
4111 2001-04-05 Bo Thorsen <bo@suse.de>
4113 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
4115 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
4117 * i386.md (*andsi_1+3): If used after reload, make sure the operand
4118 satisfies ANY_QI_REG_P.
4120 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4122 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
4125 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
4128 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4130 * config.gcc: Remove default for xm_file. Clean up local
4131 machine type handling. Remove settings of xm_file to
4132 something that doesn't exist. In the big switch, set xm_file,
4133 don't append to it (the value before the big switch is always
4134 null). Don't force build_xm_file or host_xm_file to have a value.
4135 * configure.in: Remove default for xm_file. Do not special
4136 case $cpu/xm-$cpu.h not existing.
4137 * configure: Regenerate.
4139 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4141 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4142 when folding integer division and modulo operations.
4144 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
4146 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
4147 instead of DWARF2_ADDR_SIZE for EH addresses.
4148 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
4151 2001-04-04 Richard Henderson <rth@redhat.com>
4153 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
4154 * config/ia64/t-glibc (LIB2ADDEH): Disable.
4155 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
4157 2001-04-04 Richard Henderson <rth@redhat.com>
4159 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
4160 * configure: Rebuilt.
4162 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4164 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
4165 push insns to delete to it instead of deleting them.
4166 (delete_null_pointer_checks): Delete insns from delete_list after
4167 all delete_null_pointer_checks_1 passes are done.
4169 2001-04-04 Richard Henderson <rth@redhat.com>
4171 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
4172 * configure: Rebuilt.
4174 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4176 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
4177 * config/romp/xm-romp.h: Delete.
4179 2001-04-04 Bernd Schmidt <bernds@redhat.com>
4181 * sched-deps.c (sched_analyze_insn): Partially revert March 27
4184 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4186 * emit-rtl.c (mark_label_nuses) Increment the label uses for
4187 all labels present in rtx.
4188 (try_split) Call new function for all split insns.
4190 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4192 * recog.c (validate_replace_rtx_1): Instead of aborting just make
4193 sure the change won't be validated.
4195 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
4197 * rtl.h (set_noop_p): Declare.
4198 * flow.c (set_noop_p): Move from here ...
4199 * rtlanal.c (set_noop_p): ... to here and enhance.
4200 * cse.c (delete_trivially_dead_insns): Use it.
4201 * gcse.c (hash_scan_set): Likewise.
4202 * jump.c (delete_noop_moves): Likewise.
4203 * recog.c (split_all_insns): Likewise.
4205 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4207 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4208 stack pointer via a LO_SUM. Ditto for setting a temp register
4209 used to save to the stack. Set cfa_temp when setting fp, and
4210 allow matches to cfa_temp in addition to cfa_store when saving
4211 regs. Handle POST_INC and LO_SUM register stores. Document the
4212 changes and errors in rule 12 doco.
4214 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4215 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4216 (load_reg): Move closer to epilogue code.
4217 (DO_FRAME_NOTES): Define to control the following..
4218 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4219 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4221 (hppa_expand_epilogue): Likewise.
4223 2001-04-03 Richard Henderson <rth@redhat.com>
4225 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4226 * configure: Rebuild.
4228 2001-04-03 Richard Henderson <rth@redhat.com>
4230 * rtl.h (LCT_THROW): New.
4231 * calls.c (emit_library_call_value_1): Handle it.
4232 * except.c (connect_post_landing_pads): Use it.
4234 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4236 * gansidecl.h: Delete file.
4237 * configure.in: Change all refs to gansidecl.h to use
4238 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4240 * configure: Regenerate.
4242 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4243 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4244 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4245 Don't include gansidecl.h.
4246 * intl.c, main.c, version.c, fixinc/fixlib.h,
4247 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4250 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4252 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4255 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4257 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4258 config/i386/xm-next.h, config/i386/xm-sco.h,
4259 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4260 config/m88k/xm-m88k.h: Delete.
4262 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4263 * config/romp/xm-romp.h: Don't define bcopy.
4264 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4265 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4267 * config.gcc: Remove references to deleted files.
4269 14 xm-host.h remain, 1 xm-cpu.h.
4271 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4272 David S. Miller <davem@pierdol.cobaltmicro.com>
4273 Andrew MacLeod <amacleod@redhat.com>
4275 Use byte offsets in SUBREGs instead of words.
4277 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4278 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4279 to pass new argument.
4280 (add_stored_regs): Use subreg_regno_offset function.
4281 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4283 (precompute_arguments): Use gen_lowpart_SUBREG.
4284 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4285 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4286 (simplify_set): Rework to use SUBREG_BYTE.
4287 (expand_field_assignment): Use SUBREG_BYTE.
4288 (make_extraction): Use SUBREG_BYTE.
4289 (if_then_else_cond): Use SUBREG_BYTE.
4290 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4291 (gen_lowpart_for_combine): Compute full byte offset.
4292 * cse.c (mention_regs): Use SUBREG_BYTE.
4293 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4294 (canon_hash): Use SUBREG_BYTE.
4295 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4296 (gen_lowpart_if_possible): Formatting.
4297 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4299 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4300 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4301 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4302 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4303 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4304 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4305 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4306 certain invariants about SUBREGs the compiler creates.
4307 (gen_lowpart_SUBREG): New function.
4308 (subreg_hard_regno): New function to get the final register number.
4309 (gen_lowpart_common): Use SUBREG_BYTE.
4310 (gen_imagpart): Spacing nits.
4311 (subreg_realpart_p): Use SUBREG_BYTE.
4312 (gen_highpart): Use SUBREG_BYTE.
4313 (subreg_lowpart_p): Always compute endian corrected goal offset,
4314 even at the byte level, then compare against that.
4315 (constant_subword): New function, pulled out all constant cases
4316 from operand_subword and changed second argument name to offset.
4317 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4318 and call constant_subword to do the work. Return const0_rtx if
4319 looking for a word outside of OP.
4320 (operand_subword_force): Change second arg name to offset.
4321 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4322 (store_split_bit_field): Use SUBREG_BYTE.
4323 (extract_bit_field): Use SUBREG_BYTE.
4324 (extract_split_bit_field): Use SUBREG_BYTE.
4325 (expand_shift): Use SUBREG_BYTE.
4326 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4327 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4328 * flow.c (set_noop_p): Use SUBREG_BYTE.
4329 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4330 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4331 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4333 (optimize_bit_field): Use SUBREG_BYTE.
4334 (purge_addressof_1): Use SUBREG_BYTE.
4335 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4336 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4337 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4338 * gengenrtl.c (special_rtx): Add SUBREG.
4339 * global.c (mark_reg_store): Use SUBREG_BYTE.
4340 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4341 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4342 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4343 final byte offset is congruent to subreg's mode size.
4344 (subst_constants): Use SUBREG_BYTE.
4345 (mark_stores): Use subreg_regno_offset function.
4346 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
4347 function and SUBREG_BYTE.
4348 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
4349 (reg_is_born): Use subreg_hard_regno.
4350 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
4351 endian correction code. Don't combine subregs unless resulting
4352 offset aligns with type. Fix subreg constant extraction for DImode.
4353 Simplify SUBREG of VOIDmode CONST_DOUBLE.
4354 (general_operand): Remove dead mode_altering_drug code.
4355 (indirect_operand): Use SUBREG_BYTE.
4356 (constrain_operands): Use subreg_regno_offset function.
4357 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
4358 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
4359 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
4360 * regs.h (REG_SIZE): Allow target to override.
4361 (REGMODE_NATURAL_SIZE): New macro which target can override.
4362 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
4363 on the entire subreg rtx.
4364 (push_reload): Use SUBREG_BYTE in comments and code.
4365 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
4366 for hard registers inside subregs.
4367 (operands_match_p): Use subreg_regno_offset.
4368 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
4369 containing hard regs.
4370 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
4371 corrections when fixing up MEM subregs.
4372 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
4373 subreg_regno_offset where appropriate.
4374 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
4375 byte endian corrections when fixing up MEM subregs.
4376 (subst_reloads): When combining two subregs, make sure final
4377 offset is congruent to subreg's mode size.
4378 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
4379 (refers_to_regno_for_reload_p): Use subreg_regno.
4380 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
4381 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
4382 correction code for memory subreg fixups.
4383 (forget_old_reload_1): Use subreg_regno_offset.
4384 (choose_reload_regs): Use subreg_regno.
4385 (emit_input_reload_insns): Use SUBREG_BYTE.
4386 (reload_combine_note_store): Use subreg_regno_offset.
4387 (move2add_note_store): Use subreg_regno_offset.
4388 * resource.c (update_live_status, mark_referenced_resources): Use
4389 subreg_regno function.
4390 (mark_set_resources): Use subreg_regno function.
4391 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
4392 (subreg_regno_offset, subreg_regno): Define prototypes.
4393 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
4394 (gen_lowpart_SUBREG): Add prototype.
4395 * rtl.texi (subreg): Update to reflect new byte offset representation.
4396 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
4397 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
4398 (reg_overlap_mentioned_p): Use subreg_regno.
4399 (replace_regs); Make sure final offset of combined subreg is
4400 congruent to size of subreg's mode.
4401 (subreg_regno_offset): New function.
4402 (subreg_regno): New function.
4403 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
4404 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
4405 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
4406 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
4407 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
4408 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
4409 (a29k_get_reloaded_address): Use SUBREG_BYTE.
4410 (print_operand): Use SUBREG_BYTE.
4411 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
4412 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
4413 (arm_reload_out_hi): Use SUBREG_BYTE.
4414 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
4415 instead of SUBREG_WORD.
4416 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
4417 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
4418 SUBREG creation to use byte offset.
4419 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
4420 inverted load insns): Fix explicit rtl subregs to use byte
4422 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
4423 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
4424 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
4425 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
4426 to use byte offsets.
4427 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
4428 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
4429 offsets, also make sure it is congruent to SUBREG's mode size.
4430 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
4431 unnamed ldob insn): Generate SUBREGs with byte offset.
4432 (zero_extendqihi2): SUBREG's are byte offsets.
4433 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
4434 (m68hc11_gen_highpart): Use SUBREG_BYTE.
4435 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
4436 zero-extendqisi2): Generate SUBREGs with byte offset.
4437 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
4438 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
4439 subregs in rtl to use byte offsets.
4440 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
4441 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
4442 (mips_move_2words): Use subreg_regno_offset.
4443 (mips_secondary_reload_class): Use subreg_regno_offset.
4444 * config/mips/mips.md (DImode plus, minus, move, and logical op
4445 splits): Fixup explicit subregs in rtl to use byte offsets.
4446 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
4447 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
4448 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
4449 rtl to use byte offsets.
4450 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
4451 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
4452 subregs to use byte offsets.
4453 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
4454 Fixup explicit subregs in rtl to use byte offsets.
4455 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
4456 and remove byte endian correction code.
4457 * config/sh/sh.c (output_movedouble): Use subreg_regno.
4458 (gen_ashift_hi): Use SUBREG_BYTE.
4459 (regs_used): Use subreg_regno_offset.
4460 (machine_dependent_reorg): Use subreg_regno_offset.
4461 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
4462 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
4463 (movdf_i4): Subregs are byte offsets now.
4464 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
4465 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
4466 (REGMODE_NATURAL_SIZE): Override.
4467 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
4468 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
4470 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
4471 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
4472 extendqidi2): Generate SUBREGs with byte offsets, also make sure
4473 it is congruent to SUBREG's mode size.
4474 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
4476 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
4477 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
4478 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
4479 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
4480 * config/v850/v850.c (print_operand, output_move_double): Use
4481 subreg_regno function.
4483 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4485 * configure.in (target_subdir): Use target_alias, not target.
4486 * configure: Rebuilt.
4488 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
4490 * config/sh/crti.asm: Fix typos in comments.
4492 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4494 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
4495 TARGET_FAST_INDIRECT_CALLS.
4496 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
4498 (return_addr_rtx): Short circuit export stub matching when
4499 TARGET_NO_SPACE_REGS.
4500 (output_millicode_call): For out of range calls, make -fPIC
4501 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
4502 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
4503 * pa.md: Modify length attr calculation of all millicode insns to
4506 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
4508 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
4509 Require at least 2.11 in the version test. Specifically check
4510 for and reject GAS version 2.10.90.
4511 * configure: regenerate.
4513 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4515 * pa.c (override_options): Remove PIC profiling warning.
4516 (hp_profile_labelno): Delete.
4517 (hp_profile_label_rtx): Delete.
4518 (hp_profile_label_name): Delete.
4519 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
4520 (output_function_prologue): Remove profiling code and all tests on
4521 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
4522 merge_sp_adjust_with_store can work for PIC and profiling.
4523 (hppa_expand_epilogue): Remove profile_flag test.
4524 (hppa_can_use_return_insn_p): Likewise.
4525 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
4526 cater for PROFILE_HOOK.
4527 (hppa_profile_hook): New function.
4528 * pa.h (FUNCTION_PROFILER): Now does nothing.
4529 (PROFILE_HOOK): Define.
4530 (hppa_profile_hook): Declare.
4531 (PROFILE_BEFORE_PROLOGUE): Delete.
4532 (ASM_OUTPUT_REG_PUSH): Delete.
4533 (ASM_OUTPUT_REG_POP): Delete.
4534 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
4535 r24. Accept function name operand, and use this and a locally
4536 generated label to calculate pc-rel offset to func start.
4538 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4540 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
4541 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
4544 2001-04-03 Alan Modra <alan@linuxcare.com.au>
4546 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
4547 LO_SUM cases to where they belong.
4549 2001-04-02 Richard Henderson <rth@redhat.com>
4551 * except.h (lang_eh_type_covers): Mark extern.
4552 (lang_eh_runtime_type): Likewise.
4554 2001-04-02 Zack Weinberg <zackw@stanford.edu>
4556 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
4557 gengenrtl.c: Wrap generated header in multiple-include guard.
4558 Improve error checking.
4560 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4562 * configure.in: Don't check for putenv.
4563 * configure: Regenerate.
4564 * gcc.c (putenv): Don't define.
4565 * vax/xm-vms.h: Handle putenv.
4567 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4569 * ifcvt.c (noce_emit_move_insn): New.
4570 (noce_try_store_flag, noce_try_store_flag_constants,
4571 noce_try_store_flag_inc, noce_try_store_flag_mask,
4572 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
4573 noce_try_abs): Use it.
4574 (noce_process_if_block): Likewise.
4575 For STRICT_LOW_PART, take mode from its SUBREG.
4577 2001-04-02 Jakub Jelinek <jakub@redhat.com>
4579 * fold-const.c (fold): Before optimizing unsigned comparison with
4580 0x7fffffffU, make sure arg0 is integral type.
4582 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
4584 * c-tree.texi: Document representation of wide strings.
4586 2001-04-01 Richard Henderson <rth@redhat.com>
4588 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
4590 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
4592 * i386.md: remove obsoleted comments.
4593 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
4594 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
4595 fix output template.
4597 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
4599 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
4601 2001-03-30 Bernd Schmidt <bernds@redhat.com>
4603 * loop.c (load_mems): When generating a load from a pseudo, update
4606 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4608 * i386.c (ix86_split_long_move): Use change address to compensate
4609 stack pointer change in push instruction.
4611 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4613 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
4614 instead of rtx_equal_p; fix the output template.
4616 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4618 * i386.c (ix86_expand_setcc): Support 64bit.
4619 (ix86_expand_int_movcc): Likewise.
4620 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
4623 * i386.md (allocate_stack_worker): Turn to expander.
4624 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
4626 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
4628 2001-03-29 Richard Henderson <rth@redhat.com>
4630 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
4632 2001-03-28 Matthew Hiller <hiller@redhat.com>
4634 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
4637 * MAINTAINERS: Added self.
4639 2001-03-28 Richard Henderson <rth@redhat.com>
4641 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
4642 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
4644 2001-03-28 Jim Wilson <wilson@redhat.com>
4646 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
4649 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4651 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
4653 * tradcif.y (yyerror): Likewise. Add format specifier in call to
4656 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
4658 2001-03-28 DJ Delorie <dj@redhat.com>
4660 * Makefile.in (stage1_build): Revert CFLAGS patch.
4662 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
4664 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
4665 when multiplier or multiplicand is zero.
4667 2001-03-28 Bernd Schmidt <bernds@redhat.com>
4669 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
4671 * config/ia64/ia64.c (update_set_flags): New function, broken out of
4673 (set_src_needs_barrier): Likewise.
4674 (rtx_needs_barrier): For SET case, use these two functions. Rework
4675 PARALLEL case to handle all inputs before all outputs.
4676 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
4677 saw a label and no stop bit since then.
4678 (maybe_rotate, process_epilogue): Add prototypes.
4680 2001-03-28 Richard Henderson <rth@redhat.com>
4682 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
4683 not TARGET_TOC for special toc restore handling.
4684 * config/rs6000/rs6000.md (eh_return): Likewise.
4686 2001-03-28 Richard Henderson <rth@redhat.com>
4688 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
4689 current_function_calls_eh_return.
4690 (output_function_epilogue): Handle eh_return.
4691 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
4692 (EH_RETURN_DATA_REGNO): New.
4693 (EH_RETURN_STACKADJ_RTX): New.
4694 (EH_RETURN_HANDLER_RTX): New.
4695 * config/sparc/sparc.md (call/short branch peepholes): Check
4696 can_throw_internal instead of in_same_eh_region.
4698 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
4699 for eh_return data registers.
4700 (rs6000_emit_prologue): Save eh_return data registers.
4701 (rs6000_emit_epilogue): Force inline restores if eh_return.
4702 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
4703 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
4704 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
4705 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
4706 the target uses one.
4707 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
4708 (return_eh_si, return_eh_di): Remove.
4709 (eh_return): New, from corpse of eh_epilogue.
4710 (eh_set_lr_si, eh_set_lr_di): New.
4712 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
4713 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
4714 True for pic register if current_function_calls_eh_return.
4715 (ix86_expand_epilogue): Change "emit_return" argument into "style".
4716 Handle eh_return requirements.
4717 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
4718 (EH_RETURN_STACKADJ_RTX): New.
4719 * config/i386/i386.md (exception_receiver): Remove.
4720 (eh_return, eh_return_1): New.
4721 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4723 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
4724 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
4725 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
4726 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
4727 (EH_RETURN_DATA_REGNO): New.
4728 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
4729 * config/alpha/alpha.md (eh_epilogue): Remove.
4730 (exception_receiver): Use $26 for ldgp input.
4731 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4733 2001-03-28 Richard Henderson <rth@redhat.com>
4735 * except.c: Rewrite entirely for IA-64 ABI exception handling.
4736 * except.h: Likewise.
4738 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
4739 (LIB2ADDEHDEP): New.
4740 (LIB2FUNCS_EH): Remove.
4741 (LIB2ADD): Remove LIB2ADDEH.
4742 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
4743 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
4744 (crt{begin,end}[S].o): Likewise.
4745 (except.o): Update includes.
4746 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
4747 (libgcc2_c_dep): Use LIB2ADDEHDEP.
4749 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
4750 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
4751 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
4752 * builtins.c (expand_builtin): Implement it.
4753 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
4754 * c-common.c (c_common_nodes_and_builtins): Declare it.
4755 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
4756 * calls.c (libfunc_nothrow): Remove.
4757 (emit_library_call_value_1): Don't call it.
4758 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
4759 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
4760 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
4761 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
4762 (current_funcdef_number): Globalize.
4763 (output_call_frame_info): Emit frame data if an lsda is needed.
4764 Generate augmentation for personality routine. Don't play with
4766 (dwarf2out_begin_prologue): Record funcdef_number.
4767 * dwarf2out.h (current_funcdef_number): Declare.
4768 * expr.c (expand_expr): Update for except.h name changes.
4769 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
4770 * expr.h (LTI_throw, LTI_rethrow): Remove.
4771 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
4772 (LTI_eh_rtime_match): Remove.
4773 (LTI_unwind_resume, LTI_eh_personality): Add.
4774 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
4775 * final.c (final): Don't call check_exception_handler_labels,
4776 init_insn_eh_region, or free_insn_eh_region.
4777 (final_scan_insn): Always emit debug labels for
4778 NOTE_INSN_EH_REGION notes.
4779 * flags.h (flag_new_exceptions): Remove.
4780 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
4781 (record_active_eh_regions): Remove.
4782 (count_basic_blocks): Check all instructions for REG_EH_REGION.
4783 Use can_throw_internal.
4784 (find_basic_blocks_1): Likewise.
4785 (move_stray_eh_region_notes): Remove.
4786 (find_label_refs): No eh_return_stub_label.
4787 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
4788 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
4790 (delete_unreachable_blocks): Don't track deleted handlers.
4791 (flow_delete_block): Use maybe_remove_eh_handler.
4792 (delete_eh_regions): Remove.
4793 (merge_blocks): Don't check for eh region match.
4794 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
4795 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
4796 (init_propagate_block_info): Disable dead frame store optimization
4797 when current_function_calls_eh_return.
4798 (dump_bb): Don't print eh_beg, eh_end.
4799 * function.c (fixup_var_refs): No catch_clauses.
4800 (expand_function_end): Likewise. Call expand_eh_return before
4801 the return register use. Call sjlj_emit_function_exit_after.
4802 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
4803 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
4804 * ifcvt.c (dead_or_predicable): Remove eh region check.
4805 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
4806 Don't check for EH vs parameters.
4807 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
4808 (expand_inline_function): Call duplicate_eh_regions.
4809 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
4810 (copy_insn_notes): Remap REG_EH_REGION notes.
4811 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
4812 * integrate.h (struct inline_remap): Add local_return_label.
4813 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
4814 check_exception_handler_labels, nor exception_optimize.
4815 (find_cross_jump): No EH region check.
4816 * optabs.c (init_optabs): Update for changed eh libfuncs.
4817 * rtl.def (RESX): New.
4818 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
4819 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
4820 checks. Update for except.h name changes.
4821 (expand_cleanups): Likewise.
4822 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
4823 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
4824 (compile_file): Call init_eh before init_optabs. Don't
4825 output_exception_table here.
4826 (rest_of_compilation): Call convert_from_eh_region_ranges,
4827 convert_to_eh_region_ranges, output_function_exception_table.
4828 Don't emit_eh_context.
4829 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
4830 (EXC_PTR_EXPR): New.
4832 * md.texi (eh_epilogue): Remove.
4833 (eh_return): Document.
4834 * tm.texi (EH_RETURN_DATA_REGNO): Document.
4835 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
4837 * eh-common.h: Remove file.
4838 * frame-dwarf2.c, frame.c, frame.h: Remove files.
4839 * libgcc2.c (L_eh): Remove.
4841 * unwind-dw2-fde.c: New file, largely copied from frame.c.
4842 * unwind-dw2-fde.h: New file.
4843 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
4844 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
4845 * libgcc-std.ver: Update for eh symbols.
4847 2001-03-27 Richard Henderson <rth@redhat.com>
4849 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
4850 reduce false positives.
4851 (regmove_optimize): Disable if flag_non_call_exceptions.
4853 * stmt.c (expand_return): Remove always true predicate.
4854 (expand_decl_cleanup_no_eh): Remove dead code.
4856 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
4857 barrier code. Add a scheduling barrier if a non-call insn
4858 can throw internally.
4860 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
4861 Auto-inc addresses trap only if their base register does.
4863 * except.c (can_throw_internal): Rename from can_throw.
4864 * except.h, resource.c: Update references.
4866 * integrate.c (copy_insn_list): Use returnjump_p.
4867 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
4869 * function.h (struct function): Move all boolean valued fields
4870 to single bit fields at the end of the struct.
4872 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
4874 Rename asynchronous_exceptions to flag_non_call_exceptions.
4876 * gthr-single.h (UNUSED): New. Distinguish between how C
4877 and C++ mark unused function arguments. Use throughout.
4879 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
4880 value to target configuration header.
4881 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
4882 * config.in, configure: Rebuild.
4883 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
4884 configuration and target defines.
4885 (exceptions_via_longjmp): Remove.
4886 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
4887 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
4889 * except.h (flag_non_call_exceptions): Move ...
4890 * flags.h: ... here.
4892 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
4893 exceptions, put the note on the trapping instruction.
4895 * flags.h (flag_new_exceptions): Remove.
4896 * toplev.c: Don't set it.
4897 * final.c: Don't check it.
4898 * except.c: Provide stub definition.
4900 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
4901 (calculate_global_regs_live): Kill call-clobbered registers
4902 across exception edges.
4903 * reg-stack.c (convert_regs_1): Kill the entire target stack
4904 across non-call exception edges.
4906 * flow.c (cleanup_cfg): Take no argument.
4907 * output.h, sibcall.c, toplev.c: Update all calls.
4909 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4911 * configure.in: Don't check for bcopy.
4912 * configure, config.in: Regenerate.
4914 * system.h: Don't define or prototype bcopy, instead poison it.
4916 2001-03-27 Richard Henderson <rth@redhat.com>
4918 * function.c (expand_function_start): Set DECL_REGISTER on
4919 a pseudo used for DECL_RESULT.
4921 * rtl.h (LCT_NORETURN): New.
4922 * calls.c (emit_library_call_value_1): Handle it.
4924 2001-03-27 Stan Shebs <shebs@apple.com>
4926 * objc/objc-act.c (objc_init): Use dump_base_name.
4927 (gen_declaration): Clear the buffer arg.
4928 (gen_declaration_1): New function, body of gen_declaration.
4929 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
4930 (gen_method_decl): Ditto, plus always clear buffer arg.
4931 (error_with_ivar): Simplify.
4932 (warn_with_method): Ditto.
4933 (build_message_expr): Don't clear buffers.
4934 (dump_interface): Ditto.
4935 (objc_debug): Ditto.
4936 (build_keyword_selector): Clear the buffer by only zeroing
4938 (objc_implementation_context): Declare.
4939 (start_class): Warn about missing @end.
4940 (finish_objc): Ditto.
4942 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4944 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
4946 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4948 * Makefile.in (SYSTEM_H): Define.
4949 Depend on $(SYSTEM_H), not system.h.
4951 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
4953 2001-03-27 Jim Wilson <wilson@redhat.com>
4955 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
4957 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
4958 (process_epilogue): New static function.
4959 (process_set): Call process_epilogue instead of emitting .restore
4961 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
4963 * flow.c (struct reg_cond_life_info): New fields orig_condition
4965 (init_propagate_block_info): Set new fields.
4966 (mark_regno_cond_dead): Set and use new fields.
4967 (flush_reg_cond_reg_1): Likewise.
4968 (and_reg_cond, case AND): Check for redundant AND conditions.
4969 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
4972 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4974 * cppmacro.c (stringify_arg): Null terminate strings.
4976 2001-03-27 Zack Weinberg <zackw@stanford.edu>
4978 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
4979 inclusion style. xm-m68hc11.h no longer exists.
4980 * config/m68hc11/xm-m68hc11.h: Delete file.
4981 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
4983 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
4984 Don't define GCC_VERSION, N_, or PARAMS; don't include
4985 gansidecl.h or stdio.h. Define inhibit_libc here.
4986 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4987 Delete code conditioned on #if GCC_VERSION == 2095.
4989 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
4990 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4991 Delete code conditioned on #if GCC_VERSION == 2095.
4993 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4995 * system.h: Include symcat.h.
4996 (STRINGIFY): Don't define.
4998 * configure.in: Adjust comment.
5000 * builtins.c: Use STRINGX, not STRINGIFY.
5001 * gencheck.c: Likewise.
5002 * gengenrtl.c: Likewise.
5003 * protoize.c: Likewise.
5005 * cpplex.c: Don't include symcat.h.
5006 * cpplib.c: Likewise.
5008 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5010 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5012 * c-typeck.c (digest_init): Fold init expression.
5014 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5016 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5018 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5020 * except.c (eh_regs): Save results of build_pointer_type to a temp
5021 as FUNCTION_VALUE macro may evaluate its args multiple times.
5023 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5025 * c-common.h (DECL_NUM_STMTS): New macro.
5026 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5028 (pushdecl): Likewise.
5029 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5030 * integrate.c (expand_inline_function): Don't check
5032 * print-tree.c (print_node): Don't print it.
5033 * toplev.c (rest_of_compilation): Don't try to inline when
5034 flag_no_inline is on.
5035 * tree.h (DECL_FRAME_SIZE): Remove.
5036 (tree_decl): Adjust accordingly.
5038 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5040 * combine.c (try_combine): Use memcpy, not bcopy.
5042 * genattrtab.c (expand_units): Likewise.
5044 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5046 * i386.md (push mem DI peep2): New.
5047 (mov 0, mov -1 peep2): Handle 64bit.
5048 (lea to arithmetics peep2): Handle 64bit leas.
5049 (rsp arithmetics to push/pop peep2s): New.
5051 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5053 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5055 * i386.c (struct machine_function): Add save_varrargs_registers.
5056 (ix86_save_varrargs_registers): New macro.
5057 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
5058 (ix86_expand_prologue): Likewise.
5059 (ix86_emit_epilogue_esp_adjustement): Likewise.
5060 (ix86_expand_epilogue): Likewise.
5061 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
5062 (pro_epilogue_adjust_stack_1): New insn.
5063 (pro_epilogue_adjust_stack_rex64): Likewise.
5064 * i386.h (MASK_NO_RED_ZONE): New constant.
5065 (TARGET_RED_ZONE): New macro.
5066 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
5067 (RED_ZONE_SIZE): New constant.
5068 (RED_ZONE_RESERVE): New constant.
5070 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5072 * toplev.c (set_float_handler): Use memcpy, not bcopy.
5074 2001-03-25 Kazu Hirata <kazu@hxi.com>
5076 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5079 (umodhi3): Likewise.
5082 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5084 * mkconfig.sh (DEFINES): Handle entries with '='.
5086 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
5087 Set xm_defines to MACRO=value instead.
5089 * i370/xm-mvs.h: Delete.
5091 * ns32k/xm-pc532-min.h: Likewise.
5093 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5095 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
5097 use ix86_expand_binary_operator
5098 (?sh??i_?): Disable for 64bit.
5099 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
5100 * i386.c (shiftdi_operand): New predicate.
5102 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
5103 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
5104 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
5105 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
5106 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
5107 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
5108 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
5109 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
5110 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
5111 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
5112 (rotldi3, rotrdi3): New expanders.
5114 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5116 * i386.md (movstrsi): Move offline.
5118 (strmovdi_rex64): New.
5119 (strmov?i): Accept 64bit.
5120 (strmov?i_rex64): New.
5121 (strmov?i_rex_1): New.
5122 (strmov?i_1): Disable for 64bit.
5123 (rep_mov?i_rex64): New.
5124 (rep_mov?i): Disable for 64bit.
5125 (clrstrsi): Move offline.
5126 (strset?i_rex64): New.
5127 (strset?i: Accept 64bit.
5128 (rep_stos?i): Disable for 64bit.
5129 (rep_stos?i_rex64): New.
5130 (strset?i_rex_1): New.
5131 (strset?i_1): Disable for 64bit.
5132 (cmpstrsi): Accept 64bit.
5133 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
5134 (cmpstrqi_nz_rex_1): New.
5135 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
5136 (strlensi): Move offline.
5138 (strlenqi_1): Disable for 64bit; fix constraints.
5139 (strlenqi_rex_1): New.
5140 * i386.c (ix86_adjust_counter): New static function.
5141 (ix86_zero_extend_to_Pmode): Likewise.
5142 (ix86_expand_aligntest): Likweise.
5143 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
5144 (ix86_expand_movstr): New global function.
5145 (ix86_expand_clrstr): New global function.
5146 (ix86_expand_strlen): New global function.
5147 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
5148 ix86_expand_strlen): Declare.
5149 (ix86_expand_strlensi_unroll_1): Delete.
5151 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
5153 * i386.md (cmpdi): Fix operand predicates.
5154 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
5155 cmpdi_1_insn_rex64): New patterns.
5156 (adddi3): Turn to expander.
5157 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
5158 (addsi3_carry_zext): New pattern.
5159 (adddi_?_rex64): New patterns and splitters.
5160 (addsi_?_zext): New patterns.
5161 (subsi3_carry_zext): New pattern.
5162 (subdi_?_rex64): New patterns and splitters.
5163 (iorsi_?_zext): New patterns.
5164 (iordi_?_rex64): New patterns and splitters.
5165 (iorsi_?_zext): New patterns.
5166 (iorsi_?_zext_imm): New patterns.
5167 (xorsi_?_zext): New patterns.
5168 (xordi_?_rex64): New patterns and splitters.
5169 (xorsi_?_zext): New patterns.
5170 (negdi*): New patterns.
5171 (one_cmpldi*): Likewise.
5172 (one_cmplsi*_zext, negsi*_zext): Likewise.
5173 (testqi_ext_3_rex64): New pattern.
5175 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
5177 * i386-protos.h (ix86_split_long_move): Return void.
5178 * i386.c (ix86_split_to_parts): Handle 64bit target.
5179 (ix86_split_long_move): Likewise.
5180 * i386.md (all calls to ix86_split_long_move): Update.
5182 2001-03-23 Richard Henderson <rth@redhat.com>
5184 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
5185 to avoid shadowing arguments.
5187 2001-03-23 Jakub Jelinek <jakub@redhat.com>
5189 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
5190 to variable names where DECL_NAME is different from
5191 DECL_ASSEMBLER_NAME.
5193 2001-03-23 Jim Wilson <wilson@redhat.com>
5195 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
5196 (assemble_alias): Call make_decl_rtl.
5198 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
5200 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
5202 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5204 * extend.texi: Document the "java_interface" attribute.
5206 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5208 * mkconfig.sh: Use a subshell with redirected stdout,
5209 instead of closing stdout and confusing commands that run
5210 afterward. Throw away output of cmp.
5212 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5214 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5216 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5218 * i386.md (zero_extendsidi2_32): Break out from ...
5219 (zero_extendsidi2): ... here ; turn to expander.
5220 (zero_extendsidi2_rex64): New.
5221 (extendsidi2_32): Break out from ...
5222 (extendsidi2): ... here ; turn to expander.
5223 (extendsidi2_rex64): New.
5224 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5225 (trunc?f?f splitters): Add 64bit versions.
5227 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5229 * i386.md (pushsi, pushsi2_prologue): Disable.
5230 (pushsi2_rex64): New.
5231 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5232 (movqi_ext_1): Disable for 64bit.
5233 (movqi_ext_1_rex64): New.
5234 (pushdi2_rex64): New pattern, peep2s and splitter.
5235 (pushdi2_prologue_rex64): New pattern.
5236 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5238 (movdi splitters): Disable for 64bit.
5239 (movdi_1_rex64): New pattern, peep2s and splitters.
5240 (swapdi): New pattern.
5241 (pushsf): Disable for 64bit.
5242 (pushsf_rex64): New pattern and splitter.
5243 (pushdf_nointeger): Disable for 64bit.
5244 (pushdf_integer): Handle the 64bit case.
5245 (pushtf): Likewise; update splitters.
5247 2001-03-22 Richard Henderson <rth@redhat.com>
5249 * mkconfig.sh: Include insn-flags.h.
5250 * Makefile.in (CONFIG_H): Include insn-flags.h.
5251 (lots of objects): Remove insn-codes.h and insn-flags.h.
5253 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5254 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5255 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5256 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5257 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5258 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5259 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5260 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5261 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5262 v850/v850.c, vax/vax.c:
5263 Don't include insn-flags.h.
5265 * diagnostic.c, expr.h, reload.c, toplev.c:
5266 Don't include insn-codes.h.
5268 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5269 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5270 c4x/c4x.c, i960/i960.c, mips/mips.c:
5271 Don't include insn-codes.h or insn-flags.h.
5273 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5274 or insn-flags.h in the generated code.
5275 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5276 (main): Forward declare struct rtx_def.
5278 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5280 * invoke.texi (-ffast-math): Remove duplicate line about
5283 * gcc.texi: Remove more obsolete documentation of bugs and
5284 installation problems.
5286 2001-03-21 Kazu Hirata <kazu@hxi.com>
5288 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5291 2001-03-20 Jason Merrill <jason@redhat.com>
5293 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5295 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5296 * varasm.c (CHKR_PREFIX): Likewise.
5298 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5300 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5301 is part of a multi-SET insn.
5303 * cse.c (find_comparison_args): Remove previous change.
5304 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5307 * config/i386/i386.md (conditional_trap): Remove warning.
5309 * recog.c (push_operand): Fix error in last change that caused
5310 undefined symbol on many targets.
5312 * sdbout.c: #include ggc.h.
5313 (sdbout_init): Move to end of file.
5314 Call ggc_add_tree_root for anonymous_types.
5315 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5316 (sdbout_one_type): Use DECL_NAME for field name.
5317 * Makefile.in (sdbout.o): Show includes ggc.h.
5319 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5321 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5322 (override_options): Use properlimits for preferred_stack_boundary.
5323 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5325 (ext_register_operand): Accept DImode.
5326 (load_pic_register): Abort on 64bit.
5327 (gen_push): Use Pmode instead of SImode.
5328 (ix86_save_reg): Pic reg is never used on 64bit.
5329 (ix86_expand_prologue): Likewise.
5330 (ix86_emit_save_regs): Use Pmode instead of SImode.
5331 (legitimate_address_p): Check displacement for 64bit.
5332 (print_operand): Avoid outputting of (%rip) on 64bit.
5333 (print_operand_address): Output (%rip) where possible.
5334 (split_di): Abort on 64bit registers.
5335 (ix86_expand_branch): DImode comparison is simple for x86_64.
5336 (memory_address_length): Recognize memory addresses formed using
5338 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5340 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5342 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5344 * recog.c (push_operand): Recognize new format of push instructions.
5346 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
5348 * i386.md (pushqi1): New.
5349 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
5350 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5351 x86_64_immediate_operand, x86_64_immediate_operand,
5352 x86_64_zext_immediate_operand): Declare.
5353 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
5354 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5355 x86_64_immediate_operand, x86_64_immediate_operand,
5356 x86_64_zext_immediate_operand): define.
5357 * i386.h (PREDICATE_CODES): Add new predicates.
5359 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
5361 * i386.md (pophi1, popqi1, pushqi1): Remove.
5363 * expr.c (emit_single_push_insn): New function.
5364 (move_by_pieces): Accept NULL as destination for push instructions.
5365 (gen_push_operand): Kill.
5366 (emit_push_insn): Pass NULL when pushing; avoid updating of
5367 stack_pointer_delta.
5368 * expr.h (gen_push_operand): Kill.
5370 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5372 * rtl.texi (COMPARE): Clarify documentation and reference section
5375 2001-03-20 Stan Shebs <shebs@apple.com>
5377 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
5378 (get_object_reference): Ditto.
5379 (error_with_ivar): Use error_with_file_and_line.
5380 (warn_with_method): Use warning_with_file_and_line.
5382 2001-03-20 Tom Tromey <tromey@redhat.com>
5384 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
5386 2001-03-20 Mark Mitchell <mark@codesourcery.com>
5388 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
5389 variables that are TREE_PUBLIC, even if not TREE_STATIC.
5391 2001-03-20 DJ Delorie <dj@redhat.com>
5393 * Makefile.in (install-libgcc): Pass complete list of variables.
5394 (install-multilib): Ditto.
5396 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5398 * config/i386/cygwin.h: Declare ctor_section, dtor_section
5399 drectve_section, switch_to_section.
5401 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
5402 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
5403 i386_pe_mark_dllimport.
5405 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
5407 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
5408 functions i386_pe_*.
5410 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
5411 i386_pe_* functions with char * arguments.
5413 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
5415 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
5417 (movsi_ie): Introduce fpul store.
5419 2001-03-20 Alan Modra <alan@linuxcare.com.au>
5421 * Makefile.in (OBJS): Remove hashtab.o.
5423 2001-03-19 Stan Shebs <shebs@apple.com>
5425 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
5426 * c-lang.c (maybe_objc_method_name): Ditto.
5427 * c-tree.h (maybe_objc_method_name): Remove decl.
5429 2001-03-19 Tom Tromey <tromey@redhat.com>
5431 * gcc.c (init_gcc_specs): Fix comment.
5433 2001-03-19 Mark Mitchell <mark@codesourcery.com>
5435 Compute DECL_ASSEMBLER_NAME lazily.
5436 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
5437 (DECL_ASSEMBLER_NAME_SET_P): New macro.
5438 (SET_DECL_ASSEMBLER_NAME): Likewise.
5439 (COPY_DECL_ASSEMBLER_NAME): Likewise.
5440 (set_decl_assembler_name): Declare.
5441 (lang_set_decl_assembler_name): Likewise.
5442 * tree.c (lang_set_decl_assembler_name): New variab.e
5443 (set_decl_assembler_name): New function.
5444 (init_obstacks): Set lang_set_decl_assembler_name.
5445 (build_decl): Don't set DECL_ASSEMBLER_NAME.
5446 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
5447 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
5448 where it's not necessary.
5449 (builtin_function): Likewise.
5450 (finish_decl): Likewise.
5451 * dbxout.c (dbxout_type_methods): Likewise.
5452 * ggc-common.c (ggc_mark_trees): Likewise.
5453 * profile.c (output_func_start_profiler): Likewise.
5454 * varasm.c (make_decl_rtl): Likewise.
5456 * cse.c (find_comparison_args): Update documentation. Fix
5457 mishandling of COMPARE operations.
5459 * tree.def (ABS_EXPR): Add documentation.
5460 * fold-const.c (fold): Improve folding of ABS_EXPRs.
5462 2001-03-19 Zack Weinberg <zackw@stanford.edu>
5464 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
5466 2001-03-19 Jakub Jelinek <jakub@redhat.com>
5468 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
5469 Remove ia32 linux PIC kludge and move it...
5470 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
5472 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
5474 * i386.md (absdf2 expander): Fix 64bit case.
5476 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
5478 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
5480 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
5482 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
5484 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5486 * README.X11: Remove obsolete file.
5488 2001-03-18 Anthony Green <green@redhat.com>
5490 * config/pj/pj.h: Remove some trailing commas.
5491 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
5493 2001-03-18 Richard Henderson <rth@redhat.com>
5495 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
5496 * calls.c: ... here.
5497 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
5498 defaults for them here.
5500 2001-03-17 Anthony Green <green@redhat.com>
5502 * config/pj/lib1funcs.S: Fix broken comment.
5503 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
5506 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
5508 * gcc.texi: Remove obsolete information relating to build and
5509 installation problems with enquire or the Pyramid C compiler.
5511 2001-03-17 Richard Henderson <rth@redhat.com>
5513 * dwarf2out.c (queue_reg_save): New.
5514 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
5515 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
5517 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
5518 (cfa, cfa_store, cfa_temp): Make static.
5519 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
5521 2001-03-17 Richard Henderson <rth@redhat.com>
5523 * integrate.h (struct inline_remap): Add local_return_label.
5524 * integrate.c (expand_inline_function): Initialize it and emit
5525 it after copy_insn_notes.
5526 (copy_insn_list): Don't store local_return_label here.
5527 (copy_insn_notes): New function split out from copy_insn_list.
5529 2001-03-17 Richard Henderson <rth@redhat.com>
5531 * dwarf2out.c (lookup_filename): Emit .file if the assembler
5532 is generating .debug_line.
5533 (dwarf2out_init): Add main_input_filename to the file table first.
5534 * configure.in (as_dwarf2_debug_line): Test with file number 1
5535 instead of file number 0.
5537 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5539 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
5540 (gen_rtx_combine): Deleted; all references changed as appropriate.
5541 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
5543 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
5545 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
5547 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
5550 2001-03-16 Jim Wilson <wilson@redhat.com>
5552 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
5553 then set it to LOC_REG (79) instead of aborting.
5555 2001-03-16 Phil Edwards <pme@sources.redhat.com>
5557 * gccbug.in: Remove high priority.
5559 2001-03-16 Richard Henerson <rth@redhat.com>
5561 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
5562 output with a space instead of deleting it.
5563 * configure: Regenerate.
5565 2001-03-16 Zack Weinberg <zackw@stanford.edu>
5567 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
5568 handles the gory details of converting an object file into
5569 something that's safe to grep.
5570 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
5571 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
5572 newlines at either end of the string we're looking for.
5573 Make 'checking ...' message less stilted.
5574 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
5575 ARM in-memory layout and its hypothetical converse. Don't
5576 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
5577 HOST_WORDS_BIG_ENDIAN.
5579 * configure.in: Adjust for renamed macro. Move
5580 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
5581 * configure, config.in: Regenerate.
5583 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5585 * fixinc/Makefile.in: Set SHELL.
5587 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5589 * fixinc/fixincl.c (fix_with_system): Quote file names before
5590 passing them to shell.
5592 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
5594 * Makefile.in: Use fix-header$(build_exeext) instead
5597 2001-03-16 Richard Henderson <rth@redhat.com>
5599 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
5600 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
5601 (size_of_line_prolog): Remove.
5602 (output_line_info): Compute prologue size via label difference.
5603 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
5605 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
5606 assembler error when redefining file numbers.
5607 * config.in, configure: Rebuild.
5609 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
5610 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
5611 (dw2_asm_output_delta_uleb128): Likewise.
5612 (dw2_asm_output_delta_sleb128): Similarly.
5613 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
5615 2001-03-16 Michael Meissner <meissner@redhat.com>
5617 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
5619 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
5621 (BITMASK_LOWER16): Replacement for 0x0000ffff.
5623 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
5624 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
5625 being unsigned in ISO C and signed in traditional.
5626 (expand_prologue): Ditto.
5627 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
5629 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
5631 (divsi3,divdi3): Ditto.
5632 (modsi3,moddi3): Ditto.
5633 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
5634 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
5635 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
5638 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
5640 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
5641 SSE based conditional moves on LTGT/UNEQ conditions;
5642 Canonicalize EQ to NE.
5643 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
5644 (sse_mov?fcc_ne): New.
5646 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
5648 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5650 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
5651 register may be dead.
5653 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
5655 * Makefile.in (hash.o): Depend on CONFIG_H.
5657 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5659 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
5661 2001-03-15 Richard Henderson <rth@redhat.com>
5663 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
5664 (ASM_OUTPUT_DWARF_PCREL): New.
5665 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
5667 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
5669 * cppfiles.c (stack_include_file): Use MAX of sysp.
5671 2001-03-15 Steve Ellcey <sje@cup.hp.com>
5673 * config.gcc (ia64*-*-hpux*): New case.
5674 * config/ia64/hpux.h: New file for HP-UX support.
5675 * config/ia64/t-hpux: New file for HP-UX support.
5677 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
5679 * fixinc/inclhack.def (irix_stdio_va_list): New.
5680 * fixinc/fixincl.x: Rebuilt.
5682 2001-03-15 Richard Henderson <rth@redhat.com>
5684 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
5685 if provided by the target.
5686 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
5687 (dw2_asm_output_addr): New.
5688 * dwarf2asm.h (dw2_asm_output_addr): Declare.
5689 * dwarf2out.c (output_cfi): Use it for program addresses.
5690 (output_call_frame_info, output_die): Likewise.
5691 (output_aranges, output_line_info): Likewise.
5693 2001-03-15 Bruce Korb <bkorb@gnu.org>
5695 * gcc.c(main): make more rigorous
5696 * collect2.c(main): guard against ignoring SIGCHLD
5697 * protoize.c(main): ditto
5698 * gcc/fixinc/fixincl.c(initialize): ditto
5700 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5702 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
5703 (sdbout_parms): Likewise.
5705 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
5707 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
5708 "widen" a destination that is already wider than a word. Also do
5709 not widen if LOAD_EXTEND_OP is NIL for the given mode.
5711 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5713 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
5715 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
5717 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
5719 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
5721 * i960.h (i960_maxbitalignment,
5722 i960_last_maxbitalignment): Declare.
5723 * i960.c (i960_maxbitalignment,
5724 i960_last_maxbitalignment): Make global.
5725 (process_pragma): Delete.
5726 (i960_pr_align, i960_pr_noalign): Move from here ...
5727 * i960-c.c: ... to this new file.
5728 * t-960bare (i960-c.o): New rule.
5729 * t-vxworks960 (i960-c.o): Likewise.
5730 * config.gcc (i960-*-*): Define c_target_objs and
5733 2001-03-15 Bernd Schmidt <bernds@redhat.com>
5735 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
5736 without adding in rtx code and mode.
5738 * alias.c (init_alias_analysis): Don't use any rtx whose value
5739 varies as a known value.
5740 Delete a superfluous test.
5742 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
5744 (ia64_sched_reorder): Call maybe_rotate; also rotate after
5745 scheduling a stop bit.
5746 (ia64_emit_nops): Correctly handle ASMs.
5748 2001-03-15 Mark Mitchell <mark@codesourcery.com>
5750 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
5752 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
5754 * cpp.texi: Update documentation for -include and -imacros.
5755 * cppfiles.c (struct include_file): Remove "defined" memeber.
5756 (find_or_create_entry): Make a copy of the file name, and
5758 (open_file): Update to ensure we use the simplified filename.
5759 (stack_include_file): Don't set search_from.
5760 (cpp_included): Don't simplify the path name here.
5761 (find_include_file): New prototype. Call search_from to
5762 get the start of the "" include chain. Don't simplify the
5764 (_cpp_execute_include): New prototype. Move diagnostics to
5765 do_include_common. Update.
5766 (_cpp_pop_file_buffer): Don't set defined.
5767 (search_from): New prototype. Use the preprocessor's cwd
5768 for files included from the command line.
5769 (read_name_map): Don't simplify the pathname here.
5770 * cpphash.h (enum include_type): New.
5771 (struct buffer): Delete search from. New search_cached.
5772 (_cpp_execute_include): Update prototype.
5773 * cppinit.c (do_includes): Use _cpp_execute_include.
5774 * cpplib.c (do_include_common): New function.
5775 (do_include, do_include_next, do_import): Use it.
5777 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5779 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
5780 contents of the RTL, to determine the name of the object.
5782 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5784 * tree.h (DECL_RTL): Allocate RTL lazily.
5785 (SET_DECL_RTL): New macro.
5786 (DECL_RTL_SET_P): Likewise.
5787 (COPY_DECL_RTL): Likewise.
5788 (DECL_RTL_IF_SET): Likewise.
5789 * varasm.c (make_decl_rtl): Add assertions about the kind of
5790 declaration we are processing.
5791 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
5792 (start_decl): Likewise.
5793 (finish_decl): Likewise.
5794 * c-semantics.c (emit_local_var): Likewise.
5795 * calls.c (expand_call): Likewise.
5796 * dbxout.c (dbxout_symbol): Likewise.
5797 * emit-rtl.c (unshare_all_rtl): Likewise.
5798 (unshare_all_decls): Likewise.
5799 (reset_used_decls): Likewise.
5800 * expr.c (store_constructor): Likewise.
5801 (safe_from_p): Likewise.
5802 (expand_expr): Likewise.
5803 * function.c (put_var_into_stack): Likewise.
5804 (instantiate_decls_1): Likewise.
5805 (assign_parms): Likewise.
5806 (expand_function_start): Likewise.
5807 (expand_function_end): Likewise.
5808 * ggc-common.c (gcc_mark_trees): Likewise.
5809 * integrate.c (function_cannot_inline_p): Likewise.
5810 (copy_decl_for_inlining): Likewise.
5811 (expand_inline_function): Likewise.
5812 (integrate_parm_decls): Likewise.
5813 (integrate_decl_tree): Likewise.
5814 * print-tree.c (print_node): Likewise.
5815 * reg-stack.c (stack_result): Likewise.
5816 * stmt.c (label_rtx): Likewise.
5817 (expand_return): Likewise.
5818 (expand_decl): Likewise.
5819 (expand_decl_cleanup): Likewise.
5820 (expand_anon_union_decl): Likewise.
5821 * toplev.c (check_global_declarations): Likewise.
5822 (rest_of_decl_compilation): Likewise.
5823 * tree.c (simple_cst_equal): Likewise.
5824 * objc/objc-act.c (generate_static_references): Likewise.
5826 2001-03-14 Zack Weinberg <zackw@stanford.edu>
5828 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
5829 gcc_AC_C_FLOAT_FORMAT): New macros.
5830 * configure.in: Add AC_PROG_CPP after CC tests;
5831 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
5832 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
5833 * configure, config.in: Regenerate.
5835 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
5836 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
5837 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5838 config/i370/xm-linux.h, config/i370/xm-oe.h,
5839 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
5840 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
5841 config/pa/xm-linux.h, config/pa/xm-pa.h,
5842 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
5843 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
5844 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
5845 config/we32k/xm-we32k.h: Delete.
5847 * config/i370/xm-mvs.h, config/m88k/m88k.h,
5848 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5849 config/vax/xm-vms.h: Don't define any of:
5850 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
5852 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
5854 * config.gcc: Remove references to deleted files.
5855 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
5856 FATAL_EXIT_CODE, which is the same between oe and mvs).
5858 2001-03-14 DJ Delorie <dj@redhat.com>
5859 Vladimir Makarov <vmakarov@redhat.com>
5861 * config/i960/i960.c (i960_function_prologue): Compute size of
5862 frame according to number of registers actually saved there.
5864 2001-03-14 Richard Henderson <rth@redhat.com>
5866 * expr.c (emit_move_insn_1): Fix else if around #endif.
5868 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
5871 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
5874 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
5876 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
5877 (override_options): Parse cmodel string.
5878 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
5879 * i386.h (TARGET_OPTIONS): Add "cmodel".
5880 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
5882 (ix86_cmodel_string, ix86_cmodel): Declare.
5884 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
5887 * i386.h (GENERAL_REG_P): Add missing REG_P.
5889 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
5891 * configure.in: Use $gcc_cv_as instead of $as.
5892 * configure: Regenerated.
5894 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
5896 * cppfiles.c (stack_include_file): Only increase the include
5897 count if we actually process the file properly, as opposed
5898 to treating it as length zero. Only call read_include_file
5899 if not DO_NOT_REREAD. Handle the -H include file output
5901 (read_include_file): Remove now redundant DO_NOT_REREAD check.
5902 (cpp_included, find_include_file): Simplify pathnames after
5903 remapping them. If remapping, don't use the remapped file
5904 name's buffer as our scratch buffer.
5905 (cpp_pop_file_buffer): Replace the multiple include macro
5906 only if it isn't yet set.
5907 (read_name_map): Simplify remapped names when reading in.
5908 (remap_filename): Move code to code path that uses it.
5909 (_cpp_simplify_pathname): Return the input pointer.
5910 * cpphash.h (_cpp_simplify_pathname): Update prototype.
5912 2001-03-14 Mark Mitchell <mark@codesourcery.com>
5914 * expr.c (expand_expr): Revove bogus conditional.
5916 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
5918 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
5920 2001-03-14 Jakub Jelinek <jakub@redhat.com>
5922 * reg-stack.c (stack_result): Unconditionally use
5923 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
5925 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
5927 * expr.c (emit_move_insn_1): Split push of complex value when
5928 no suitable push instruction exist.
5930 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
5931 instead of QI_REG_P.
5933 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5935 * alias.c (handled_component_p, can_address_p): New functions.
5936 (get_alias_set): Use them.
5938 2001-03-13 Jim Wilson <wilson@redhat.com>
5940 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
5941 from 80 in try_locals code.
5942 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
5944 2001-03-13 Zack Weinberg <zackw@stanford.edu>
5946 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
5947 gcc_AC_C_LONG_LONG): New.
5948 * configure.in: Use them. Probe the size of short, int, long,
5949 and long long/__int64 if we have them. Move all the AC_C_*
5950 checks together, except gcc_AC_C_CHAR_BIT which has to go
5951 after AC_CHECK_HEADERS(limits.h).
5952 Take hwint.h out of host_xm_file and build_xm_file.
5954 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
5955 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
5956 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
5957 Move the HOST_WIDEST_INT setup logic here from system.h.
5958 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
5960 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
5961 is now handled by hwint.h.
5963 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
5964 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
5965 config/ia64/xm-ia64.h: Don't define any of:
5966 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
5967 HOST_BITS_PER_LONGLONG.
5969 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
5970 config/h8300/xm-h8300.h, config/mips/iris6.h,
5971 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
5972 config/sparc/xm-sp64.h: Delete.
5973 * config.gcc: Remove references to deleted files.
5975 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
5976 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
5977 * config/i370/xm-linux.h: Clarify floating-point situation in
5980 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
5982 * cppfiles.c (NO_INCLUDE_PATH): New macro.
5983 (find_include_file): Decide here which part of the include
5984 chain to start the search. Complain about an empty include
5985 chain in all cases apart from an abolsute file name.
5986 (_cpp_execute_include): Don't choose the search chain here.
5987 Don't call handle_missing_include in the case of an empty
5989 (_cpp_compare_file_date): Don't choose the search chain here.
5990 * cpplib.c (do_include_next): Move the in-main-file diagnostic
5991 here from _cpp_execute_include. Behave like #include if
5992 we're in the main file.
5994 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5996 * system.h (malloc, realloc, calloc, strdup): Only poison these
5997 tokens when IN_GCC is defined.
5999 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
6001 * i386.md (abs?f expander): Support SSE case.
6002 (abd?f_if): Add new "USE"; add splitters.
6004 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6006 * cpp.texi (poison): Explain the macro expansion exception.
6008 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6010 * expr.c (store_expr): Add dont_store_target. If temp is already in
6011 target before copying to reg, don't store it into target again.
6013 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6015 * cppinternals.texi: Update for file handling.
6017 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6019 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6020 2001-02-24 which broke building the Java library.
6021 * function.c (identify_blocks): Likewise.
6022 (all_blocks): Likewise.
6023 * integrate.c (integrate_decl_tree): Likewise.
6024 * print-tree.c (print_node): Likewise.
6025 * tree.h (BLOCK_NUMBER): Likewise.
6026 (struct tree_block): Likewise.
6028 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6030 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6031 __WCHAR_TYPE__ definition.
6032 (WCHAR_TYPE_SIZE): #undef before #define.
6034 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6036 * cppfiles.c: Update comments.
6037 (destroy_include_file_node): Rename destroy_node.
6038 (find_or_create_entry): New function.
6039 (open_file, _cpp_fake_include): Use it.
6040 (handle_missing_header): New function, broken out of
6041 _cpp_execute include. Don't segfault if there is no
6042 system or quoted path.
6043 (_cpp_execute_include): Use handle_missing_header.
6045 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6047 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6048 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6050 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6052 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6053 unless anti_dependence says they are.
6054 * alias.c (objects_must_conflict): If neither has a type specified,
6057 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6058 David Billinghurst <David.Billinghurst@riotinto.com>
6060 * config/mips/iris5.h: Change WCHAR_TYPE to int.
6062 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
6064 * i386.md (trunctfdf2_2): Rename missnamed pattern.
6065 (*_one_bit): Remove type on the match_operand in attributes.
6067 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
6069 * i386.c: Commit forgotten hunk in previous patch.
6070 (regclass_map): Add extended registers.
6071 (dbx_register_map): Add missing frame register.
6073 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
6075 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
6077 * i386.md (x86_sahf_1): Disable for 64bit.
6078 (popsi*, pophi*): Likewise.
6079 (pushqi, pushhi): Likewise.
6080 (movdi, pushdi): Likewise.
6081 (zero extend DImode splitter): Likewise.
6082 (adddi, minusdi splitter): Likewise.
6083 (umulsidi): Likewise.
6085 (mulsidi): Disable for 64bit
6086 (lshift:DI/ashift:DI): Disable for 64bit.
6087 (loop patterns): Likewise.
6088 (call_pop, call_value_pop expanders and patterns): Likewise.
6089 (prologue_get_pc): Likewise.
6091 (fcmovDI pattern and splitter): Likewise.
6092 (movdfcc_1_rex64): New.
6094 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
6096 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
6097 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
6098 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
6099 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
6100 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
6101 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
6102 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
6103 (PUSH_ROUNDING): x86_64 rounds to 64bits.
6104 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
6105 (REGPARM_MAX): Set to 6 for x86_64.
6106 (SSE_REGPARM_MAX): Set to 16 for x86_64.
6107 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
6110 * (patterns that does use upper halves): Update constraints
6111 'q' to 'Q' and 'r' to 'R'.
6112 (cmpqi_ext_1): Disable for 64bit.
6113 (cmpqi_ext_3_insn): Likewise.
6114 (movqi_extzv_1): Likewsie.
6115 (addqi_ext_1): Liekwsie
6116 (testqi_ext_1): Liekwsie
6117 (andqi_ext_1): Liekwsie
6118 (xorqi_ext_1): Liekwsie
6119 (cmpqi_ext_1_rex64): New.
6120 (cmpqi_ext_3_insn_rex64): Likewise.
6121 (movqi_extzv_1_rex64): Likewsie.
6122 (addqi_ext_1_rex64): Liekwsie
6123 (testqi_ext_1_rex64): Liekwsie
6124 (andqi_ext_1_rex64): Liekwsie
6125 (xorqi_ext_1_rex64): Liekwsie
6127 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6129 * configure.in: Move check for unsigned enumerated bitfields
6130 to macro in aclocal.m4. Disable it for now.
6131 * configure, config.in: Regenerate.
6132 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
6133 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
6134 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
6135 kind above its first use.
6137 * config/xm-interix.h, config/alpha/xm-alpha.h,
6138 config/i370/xm-linux.h, config/i386/xm-beos.h,
6139 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
6140 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6141 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
6142 Don't define ONLY_INT_FIELDS under any circumstances.
6144 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
6146 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6147 config/sparc/xm-sysv4.h: Delete - now identical with some
6149 * config.gcc (hppa targets): Replace xm-pahpux.h and
6150 xm-papro.h with implicit xm-pa.h.
6151 (sparc targets): Replace xm-sysv4.h with implicit or explicit
6154 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
6156 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
6157 before reload_cse_noop_set_p.
6159 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6161 * config.gcc: Where xm-host.h used to include another
6162 xm-host.h, list the nested header directly in xm_file. Remove
6163 references to deleted files. Can now use sparc/xm-sp64.h for
6166 * config/xm-linux.h, config/arm/xm-linux.h,
6167 config/i386/xm-dos.h, config/i386/xm-gnu.h,
6168 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
6169 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
6170 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
6171 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
6174 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
6175 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
6176 bother to wrap #undef in #ifdef.
6177 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
6178 Don't include xm-linux.h.
6179 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
6181 * configure.in: Wrap regexps using [] in changequote block.
6182 Use expr : not echo | grep. Simplify regexps.
6183 * configure: Regenerate.
6185 56 xm-files remain, 22 xm-arch.
6187 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6189 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
6190 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6191 (local_index, local_rindex): Delete, use strchr/strrchr instead.
6192 (copy_object): Fix format specifier vs argument mismatch.
6194 * mips-tdump.c: Make local functions static.
6195 (rindex): Don't #undef.
6196 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6197 (fatal, fancy_abort): Delete.
6198 (read_seek): Avoid signed/unsigned compare.
6200 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6202 * combine.c (try_combine): Fix error in change to try original
6204 (gen_rtx_combine): Do same as gen_rtx for now.
6206 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6208 * configure.in: AC_SUBST xm_defines.
6209 * configure: Regenerate.
6210 * Makefile.in: Set DEFINES=$(xm_defines) when building
6213 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6215 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6216 (cpp_included, find_include_file): Update.
6217 (_cpp_compare_file_date): Make else unconditional.
6219 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6221 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6223 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6225 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6226 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6228 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6230 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6231 if it's a record type.
6233 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6235 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6236 mingw includes slightly.
6238 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6240 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6241 #undef token before poisoning it.
6243 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6245 * alpha.c (check_float_value): Use memcpy, not bcopy.
6247 * m32r.c (m32r_sched_reorder): Likewise.
6249 * vax.c (check_float_value): Likewise.
6251 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6253 * toplev.c (file_name_nondirectory): Remove.
6254 * toplev.h: Similarly.
6255 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6256 of file_name_nondirectory.
6258 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6260 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6261 * mips-tfile.c: Don't #undef rindex; not used.
6263 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6265 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6266 (dbx64_register_map): Declare.
6267 (RETURN_ADDR_RTX): Fix for 64bit.
6268 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6269 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6270 * i386.c (dbx64_register_map): New global array.
6271 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6272 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6275 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6277 * cppfiles.c (search_from): Use lbasename.
6278 * mkdeps.c (deps_add_default_target): Use lbasename.
6280 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6282 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6283 xcalloc in lieu of malloc, realloc & calloc.
6285 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6287 * gengenrtl.c (xmalloc): Likewise.
6289 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6290 really_call_* memory allocation routines.
6292 * stmt.c (check_for_full_enumeration_handling): Use
6293 really_call_calloc, not calloc.
6295 * system.h (really_call_malloc, really_call_calloc,
6296 really_call_realloc): Define.
6297 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6299 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6301 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6303 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6305 * configure: Rebuilt.
6306 * configure.in: Only use `lang_requires' for languages athat are
6309 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6311 * invoke.texi: Fix typo.
6312 * gcc.1: Regenerate.
6314 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6316 * configure.in: Prune nonexistent files from build_xm_file,
6317 xm_file, and host_xm_file lists. Warn unless they're
6319 Don't generate *config.h here.
6320 AC_SUBST all variables needed to generate *config.h.
6321 * configure: Regenerate.
6322 * mkconfig.sh: New helper script, from code removed from
6324 * Makefile.in: Zap all MALLOC variables - no longer used
6325 anywhere, and malloc.c doesn't exist.
6326 Substitute in variables needed to generate *config.h.
6327 Stop lying about the dependencies contained in CONFIG_H and
6329 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6330 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6331 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6332 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6333 $(TM_P_H), etc. as appropriate.
6335 * config.gcc: Zap references to deleted files.
6336 * ggc-none.c: Don't include rtl.h or tm_p.h.
6338 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6339 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6340 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6341 config/i386/xm-linux.h, config/i386/xm-linux.h,
6342 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6343 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6344 Don't include i386/xm-i386.h.
6346 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
6347 config/i386/xm-i386.h, config/i860/xm-i860.h,
6348 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
6349 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6350 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
6351 Delete (empty except comments, #includes of other deleted
6352 files, and macros used nowhere).
6354 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
6356 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
6357 independent on TARGET_FLAGS.
6359 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
6361 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
6363 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
6365 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
6367 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
6368 LAST_REX_SSE_REG): define.
6369 (enum reg_class): Add 'LEGACY_REGS'
6370 (REG_CLASS_CONTENTS): Likewise; add extended registers.
6371 (SSE_REGNO_P): Recognize extended registers.
6372 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
6373 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
6374 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
6375 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
6376 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
6377 REG_OK_FOR_STRREG_P): Remove.
6378 (HI_REGISTER_NAMES): Add extended registers.
6379 (ADDITIONAL_REGISTER_NAMES): Likewise.
6380 (QI_REGISTER_NAMES): Add 8bit extended registers.
6381 (DEBUG_REG): Support extended registers.
6382 * i386.c (regclass_map): Add extended registers.
6383 (dbx_register-map): Likewise.
6384 (svr4_dbx_register_map): Likewise.
6385 (print_reg): Support extended registers.
6386 (print_operand): Support 64bit operands.
6388 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
6390 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
6391 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
6392 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
6393 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
6394 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
6395 STACK_BOUNDARY): Set properly for 64bits.
6396 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
6397 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
6398 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
6399 (MOVE_MAX): Set to 16.
6400 (MOVE_MAX_PIECES): 8 for 64bit.
6401 (Pmode): Set to SImode.
6403 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
6405 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
6407 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
6409 * i386.h (mask_64bit): New constant.
6410 (target_64bit): New macro.
6411 (target_options): Add '64'/'32'
6412 (target_default): Define.
6413 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
6414 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
6415 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
6417 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
6419 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
6421 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
6423 * rtlanal.c (rtx_varies_p): Check operand 0 of a
6424 LO_SUM unless for_alias is set.
6426 2001-03-08 Stan Shebs <shebs@apple.com>
6428 * objc/objc-act.c: Fix old typos in comments, add comments for
6430 (hash_init): Fix file name in error message.
6431 (hash_enter): Ditto.
6432 (hash_add_attr): Ditto.
6433 (continue_class): Ditto.
6435 2001-03-08 Bruce Korb <bkorb@gnu.org>
6437 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
6438 wait4() can receive the signal.
6440 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6442 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
6444 * fixinc/fixincl.x: Regenerate.
6446 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6448 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
6450 * fixinc/fixincl.x: Regenerate.
6452 2001-03-08 Richard Henderson <rth@redhat.com>
6454 * configure.in (HAVE_AS_LEB128): New assembler check.
6455 * configure, config.in: Rebuilt.
6457 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
6459 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
6462 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6464 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
6465 references to the MAXPATHLEN macro.
6467 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
6468 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
6471 * config/i386/xm-gnu.h, config/xm-gnu.h,
6472 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
6473 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
6474 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
6475 and/or unused files.
6477 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
6478 doing so in various xm-*.h files.
6480 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6482 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
6484 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
6486 * configure.in (enable_shared): Support per-package shared-library
6488 * configure: Rebuilt.
6490 2001-03-07 David Edelsohn <edelsohn@gnu.org>
6492 * rs6000.md (cr logic): Add original POWER mnemonic alternative
6493 for crnot. Set operands[5] in splitter.
6495 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6497 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
6498 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
6499 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
6500 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
6501 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
6502 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
6503 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
6506 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
6507 config/i370/xm-i370.h, config/i386/xm-dgux.h,
6508 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
6509 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
6510 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
6511 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
6512 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
6513 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
6514 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
6515 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
6516 Delete unused and/or empty files.
6518 * config.gcc: Define USG in xm_defines as appropriate. Define
6519 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
6520 macro. Remove deleted xm-* files from $xm_files variable.
6522 2001-03-07 Tom Tromey <tromey@redhat.com>
6524 * configure: Rebuilt.
6525 * configure.in: Allow config-lang.in to set `lang_requires' to list
6526 of other required languages.
6528 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
6530 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
6532 (output_prologue): Use xmalloc not oballoc.
6533 (output_epilog): Free a29k_first_epilogue_insn when finished.
6534 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
6536 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
6538 * builtins.c (expand_builtin_mathfn): Check
6539 flag_unsafe_math_optimizations, not flag_fast_math.
6540 (expand_builtin): Likewise
6541 * combine.c (combine_simplify_rtx): Likewise.
6542 (simplify_if_then_else): Likewise.
6543 * cse.c (fold_rtx): Likewise.
6544 * flags.h: Remove flag_fast_math. Add
6545 flag_unsafe_math_optimizations and flag_trapping_math.
6546 * fold-const.c (negate_expr): Check
6547 flag_unsafe_math_optimizations, not flag_fast_math.
6548 (invert_truthvalue): Likewise.
6549 (fold): Likewise. Before associating operands, check that
6550 code == MULT_EXPR, not code != MULT_EXPR.
6551 * ifcvt.c (noce_try_minmax): Check
6552 flag_unsafe_math_optimizations, not flag_fast_math.
6553 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
6554 * invoke.texi: Document -funsafe-math-optimizations and
6555 -fno-trapping-math. Change documentation for -ffast-math.
6556 * jump.c (reversed_comparison_code_parts): Likewise.
6557 (rtx_equal_for_thread_p): Likewise.
6558 * optabs.c (emit_conditional_move): Likewise.
6559 * simplify-rtx.c (simplify_binary_operation): Likewise.
6560 (simplify_relational_operation): Likewise.
6561 (simplify_ternary_operation): Likewise.
6562 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
6563 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
6564 Add trapping-math and unsafe-math-optimizations entries to f_options.
6565 (set_fast_math_flags): New, sets flags for -ffast-math.
6566 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
6567 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
6568 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
6570 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
6571 (alpha_emit_conditional_move): Initialize local_fast_math to
6572 flag_unsafe_math_optimizations, not flat_fast_math.
6573 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
6574 instead of setting flag_fast_math to 1.
6575 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
6577 * config/i386/i386.c (override_options): Likewise
6578 * config/i386/i386.md: Likewise.
6579 * config/m68k/m68k.md: Likewise.
6580 * config/mips/mips.md: Likewise.
6581 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
6582 (rs6000_generate_compare): Likewise.
6584 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6586 * Makefile.in: Set RANLIB to @RANLIB@.
6589 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
6591 * fixinc/inclhack.def (djgpp_wchar_h): New test.
6592 * fixinc/fixincl.x: Regenerated.
6594 2001-03-07 Richard Henderson <rth@redhat.com>
6596 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
6598 2001-03-07 Richard Henderson <rth@redhat.com>
6600 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
6601 of block notes and exception handling notes.
6603 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
6604 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
6605 (compile_file): ... here.
6607 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6609 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
6611 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
6612 config.h now. Include libiberty.h to handle alloca.
6614 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6616 * c-parse.in (yylexname): New function, split out of _yylex.
6617 (objc_rid_sans_at): New table.
6618 (init_reswords): Initialize it.
6619 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
6620 retrieving the next token and checking it for significance as
6621 an ObjC keyword or string constant.
6623 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
6624 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
6626 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
6629 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
6631 * config/m68k/m68k.c (const_uint32_operand): Accept any
6632 const_int on a 32-bit host.
6634 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
6636 * objc/objc-act.c (init_objc): Set save_lang_status,
6637 restore_lang_status, and mark_lang_status.
6639 2001-03-06 Krister Walfridsson <cato@df.lth.se>
6641 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
6643 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
6645 * cppinternals.texi: Update.
6647 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6649 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6650 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
6651 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
6652 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6653 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
6654 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6655 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
6656 config/i386/xm-i386.h, config/i860/xm-i860.h,
6657 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6658 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
6659 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6660 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6661 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6662 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6663 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
6664 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6665 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
6666 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6667 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6668 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
6669 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
6670 match the defaults provided in hwint.h.
6672 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6673 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
6675 * config.gcc (xm_file): Don't set to files which are deleted.
6677 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
6678 guard this file against these macros being undefined.
6680 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6682 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
6683 and DECL_DEFER_OUTPUT on the decl we create, before calling
6684 rest_of_decl_compilation.
6686 2001-03-06 Zack Weinberg <zackw@stanford.edu>
6688 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
6690 * configure, config.in: Regenerate.
6691 * config.gcc: Remove references to deleted files.
6693 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
6694 genrecog.c, rtl.c: Do not use alloca anywhere.
6696 * Makefile.in, build-make, system.h, config/x-interix,
6697 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
6698 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
6699 config/arc/xm-arc.h, config/arm/xm-arm.h,
6700 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6701 config/h8300/xm-h8300.h, config/i370/x-oe,
6702 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
6703 config/i386/x-ncr3000, config/i386/x-sco5,
6704 config/i386/xm-dgux.h, config/i860/x-sysv4,
6705 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
6706 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
6707 config/m68k/x-hp320g, config/m69k/x-mot3300,
6708 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
6709 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
6710 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
6711 config/m88k/x-sysv4, config/m88k/x-tekXD88,
6712 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6713 config/mips/x-iris, config/mips/x-iris3,
6714 config/mips/x-sni-svr4, config/mips/x-sysv,
6715 config/mips/xm-iris6.h, config/mips/xm-mips.h,
6716 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
6717 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
6718 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6719 config/pa/xm-papro.h, config/romp/xm-romp.h,
6720 config/rs6000/x-aix31, config/rs6000/x-aix41,
6721 config/rs6000/x-beos, config/rs6000/x-lynx,
6722 config/rs6000/x-mach, config/rs6000/x-rs6000,
6723 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
6724 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6725 config/sparc/x-sysv4, config/sparc/xm-linux.h,
6726 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
6727 config/vax/xm-vms.h: Eradicate all references to alloca and
6730 * config/xm-alloca.h, config/clipper/x-clix,
6731 config/i386/xm-sysv4.h, config/i860/x-fx2800,
6732 config/i860/x-sysv3, config/m88k/x-sysv3,
6733 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
6734 (contained only alloca related hacks).
6736 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
6739 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
6741 * invoke.texi: Document __FAST_MATH__.
6743 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6745 * crtstuff.c: Restore include of auto-host.h.
6747 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
6749 Put main() in a separate file, so that the language
6750 front-end can use a different main().
6753 * toplev.c: (main): Rename as toplev_main.
6754 * toplev.h: Declare toplev_main.
6755 * Makefile.in (OBJS): add toplev.o.
6756 (BACKEND): remove toplev.o, add main.o.
6758 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6760 * cppfiles.c (search_from): Special case the empty string.
6762 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
6764 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
6765 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
6766 strlen or strcpy; we already know the length.
6767 (_cpp_compare_file_date): Similarly.
6768 * cpphash.h (struct cpp_reader): Delete done_initialising.
6769 (CPP_PREV_BUFFER): Delete.
6770 * cppinit.c (cpp_start_read): Don't set done_initialising.
6771 * cpplex.c (parse_string): Guarantee null-termination.
6772 (_cpp_equiv_toklists): Remove.
6773 * cpplib.c (glue_header_name): Null-terminate.
6774 (do_line): Don't leak memory.
6775 * cpplib.h (BT_WEAK): Delete.
6776 * cppmain.c (cb_ident): Strings are now null-terminated.
6778 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
6780 * gcc.c (convert_filename): Append executable suffix
6781 if NO_AUTO_EXE_SUFFIX is not defined.
6782 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
6783 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
6785 2001-03-03 David O'Brien <obrien@FreeBSD.org>
6787 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6788 * c-parse.gperf, c-gperf.h: Delete.
6789 (c-gperf.h was accidently re-added to the CVS repo in the rev
6790 1.16 commit by tromey)
6792 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6794 * cpplex.c (_cpp_lex_token): Don't warn about directives in
6795 macro arguments when looking for the '('.
6796 * cppmacro.c (funlike_invocation_p): Set parsing_args to
6797 2 when really parsing arguments; 1 when looking for '('.
6798 Always restore the lexer position.
6800 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6802 * longlong.h (umul_ppmm): Don't use a multiline string.
6804 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6806 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
6807 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
6808 t_bool in declaration because pcc can't combine volatile with typedef
6811 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
6813 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
6814 until when it is really needed.
6815 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
6816 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
6817 * i386.md (float?i?f splitter): Don't force source operand to memory
6819 (sse_movdfcc): Fix constraint.
6820 (sse_movdfcc splitter): Handle properly the second alternative.
6822 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6824 * cpplex.c (parse_string): Unconditionally pedwarn.
6826 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
6829 * cppexp.c (parse_number): Update.
6830 * cpplex.c (parse_string): Pedwarn if multiline string does not
6831 result from a system header's macro.
6832 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
6833 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
6834 for function-like macros too.
6835 * c-lex.c (lex_number): Update.
6837 2001-03-03 Richard Henderson <rth@redhat.com>
6839 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
6841 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
6843 * combine.c (try_combine): If split with mode-changed scratch
6844 register didn't work, try the original mode.
6846 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
6848 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
6849 * config/c4x/c4x.h: Likewise.
6850 * stor-layout.c (compute_record_mode): Likewise.
6851 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
6853 2001-03-02 Zack Weinberg <zackw@stanford.edu>
6855 * configure.in: Kill tm.h. Include the files in the $tm_file
6856 list in all three of config.h, hconfig.h, tconfig.h, after the
6857 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
6858 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
6859 * configure: Regenerate.
6860 * Makefile.in (clean): Don't delete tm.h.
6862 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
6863 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
6864 those are not defined, set SEC and FEC to 0 and 1.
6865 * gcc.texi: Update to match.
6867 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
6868 * config/fp-bit.c, config/m68k/aux-crt2.asm,
6869 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
6870 Include tconfig.h, not tm.h.
6872 * config/xm-lynx.h, config/xm-std32.h,
6873 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
6874 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
6875 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
6876 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6877 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6878 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6879 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
6880 config/i386/xm-i386.h, config/i860/xm-i860.h,
6881 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
6882 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
6883 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
6884 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
6885 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6886 config/pa/xm-linux.h, config/pa/xm-pa.h,
6887 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
6888 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
6889 config/pj/xm-pj.h, config/romp/xm-romp.h,
6890 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6891 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6892 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6893 config/v850/xm-v850.h, config/vax/xm-vax.h,
6894 config/we32k/xm-we32k.h:
6896 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
6898 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
6899 config/i370/xm-oe.h: Don't include tm.h. Don't define
6901 * config/vax/xm-vms.h: Don't include tm.h.
6903 * config/xm-lynx.h, config/avr/xm-avr.h,
6904 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
6905 Delete; made empty by above changes.
6906 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
6907 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
6908 Don't include config/xm-lynx.h or tm.h.
6910 * config/xm-gnu.h: Don't include fcntl.h.
6911 * config/sparc/xm-lynx.h: Don't include sys/types.h and
6913 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
6915 2001-03-02 Richard Henderson <rth@redhat.com>
6917 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
6918 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
6920 2001-03-02 Richard Henderson <rth@redhat.com>
6922 * Makefile.in (OBJS): Add dwarf2asm.o.
6923 * dwarf2asm.c, dwarf2asm.h: New files.
6924 * dwarf2out.c (*): Use them.
6925 (size_of_uleb128, size_of_sleb128): Remove.
6926 (output_uleb128, output_sleb128): Remove.
6927 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
6928 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
6929 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
6930 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
6931 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
6932 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
6933 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
6934 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
6935 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
6936 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6937 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
6938 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
6939 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
6940 (dwarf2out_frame_debug): Remove unused variables.
6941 (output_loc_operands): Don't abort on 8 byte constants if
6942 host integers are wide enough.
6943 (output_symbolic_ref): Remove.
6944 (size_of_die): Don't assume 4 byte host integers.
6945 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
6947 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
6948 something stupid with HOST_WIDE_INT to long truncation.
6949 [CONST_DOUBLE]: Likewise.
6951 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
6952 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
6953 * config/arm/unknown-elf.h: Likewise.
6954 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
6955 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
6956 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
6957 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
6958 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
6959 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
6960 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
6961 (ASM_OUTPUT_DWARF_OFFSET): Remove.
6962 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
6963 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6964 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
6965 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
6967 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6969 * cselib.c (hash_rtx): Cast enums to unsigned int.
6971 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6973 * print-rtl.c (print_rtx): Cast enums to int for comparison.
6974 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
6976 * c-format.c (C_STD_VER): Cast to int for comparisons.
6977 (check_function_format): Cast various enums to int for &.
6978 (maybe_read_dollar_number): Likewise.
6979 (check_format_info): Likewise.
6980 (check_format_info_main): Likewise.
6981 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
6982 (safe_from_p): Likewise.
6983 * varasm.c (const_hash): Cast enum to int for %.
6984 * emit-rtl.c (init_emit_once): Use int loop variable to work around
6985 pcc enum problems with < and ++ operators.
6986 * regclass.c (init_reg_sets_1): Cast enums for comparison.
6987 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
6988 (regclass_init): Change enum class to int to iterate over reg_classes.
6989 * genrecog.c (merge_trees): Cast enums for comparison.
6990 * rtl.h (GET_CODE): Cast to enum rtx_code.
6991 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
6992 (GET_MODE): Cast to enum machine_mode.
6993 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
6994 (GET_NOTE_INSN_NAME): Cast enum to int.
6995 * tree.h (TREE_CODE): Cast to enum tree_code.
6996 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
6997 * timevar.c (timevar_print): Change loop variable id from enum to
6999 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
7000 * config/i386/i386.md: Use PUT_MODE for mode assignment.
7001 * toplev.c (compile_file): Cast enum DFI to int.
7002 (decode_d_option): Likewise.
7004 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
7006 * cppinit.c (append_include_chain): Mark "after" include file name list
7007 as a system directory.
7008 * cpp.texi: Document new behavior.
7010 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7012 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7014 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7016 * cppfiles.c (struct include_file): Update.
7017 (stack_include_file): Use search_from.
7018 (cpp_included, find_include_file): Update.
7019 (cpp_execute_include): Update. ptr->name may not be
7020 null terminated. Use the new search_from member variable
7022 (_cpp_compare_file_date): Similarly.
7023 (search_from): New function, similiar to actual_directory.
7024 (actual_directory): Delete.
7025 (remap_filename): Update. loc->name may not be null terminated.
7026 (struct file_name_list): Rename search_path. Update.
7027 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7028 search_from and dir.
7029 (struct cpp_reader): Remove actual_dirs.
7030 * cppinit.c (struct cpp_pending): Update for renamed objects.
7031 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7032 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7033 * cpplib.h (struct cpp_options): Similarly.
7035 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7037 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7038 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7039 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7040 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7041 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7042 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7043 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7044 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7045 config/i370/xm-oe.h, config/i386/xm-aix.h,
7046 config/i386/xm-i386.h, config/i386/xm-osf.h,
7047 config/i860/xm-i860.h, config/i960/xm-i960.h,
7048 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7049 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7050 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7051 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7052 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7053 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7054 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7055 config/pj/xm-pj.h, config/romp/xm-romp.h,
7056 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7057 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7058 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7059 config/v850/xm-v850.h, config/vax/xm-vax.h,
7060 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
7061 Do not define TRUE or FALSE.
7063 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
7064 empty by above change.
7065 * config.gcc: Remove references to these files.
7067 * configure.in: Detect stdbool.h.
7068 * configure, config.in: Regenerate.
7069 * system.h: Include stddef.h here if available.
7070 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
7071 Then set up a sensible boolean type at the very end.
7073 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
7074 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
7076 * hash.h: Delete 'boolean' typedef and related #undefs.
7078 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
7079 all uses of 'boolean' with 'bool'.
7081 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7083 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
7084 * cppexp.c (lex): Cast enums for comparison.
7085 * cppinit.c (parse_option): Cast enum for comparison.
7086 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
7087 (cpp_output_token): Likewise.
7088 (cpp_can_paste): Cast enums for comparsion and plus/minus.
7089 (cpp_avoid_paste): Cast enums for minus and comparison.
7091 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7093 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
7094 field to all array elements.
7096 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7098 * cpphash.h (struct cpp_reader): Add print_version field.
7099 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
7100 just set print_version and other flags as appropriate.
7101 (cpp_post_options): Print version here if print_version is set.
7103 * toplev.c (exit_after_options): New flag.
7104 (independent_decode_option): Don't exit here; just set
7106 (main): Exit after calling lang_hooks.post_options if
7107 exit_after_options is true.
7109 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
7110 (merge_include_chains): Adjust comment to match code.
7112 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7114 * stringpool.c (set_identifier): New function.
7115 * tree.h: Prototype it.
7117 * c-parse.in: Kill D_YES. If compiled for objc, call
7118 save_and_forget_protocol_qualifiers from init_reswords.
7119 * objc/objc-act.c (remember_protocol_qualifiers,
7120 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
7121 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
7123 (save_and_forget_protocol_qualifiers): New function.
7124 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
7126 2001-03-01 Diego Novillo <dnovillo@redhat.com>
7128 * c-semantics.c (prune_unused_decls): Return error_mark_node
7129 instead of (tree) 1 to stop traversing the tree chain.
7131 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7133 Fix a problem introduced by Kenner's Feb 18 change.
7134 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
7135 flag_cse_skip_blocks only temporarily, not for ever.
7137 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
7139 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
7140 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
7142 * pa.c (emit_move_sequence): Verify operand0 is a hard register
7143 before determining its register class.
7145 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7147 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
7148 from reg 4 if current_function_calls_setjmp.
7149 (gen_nop_type): New function.
7150 (ia64_emit_nops): New function.
7151 (ia64_reorg): Call it.
7152 (ia64_sched_reorder): Move code that rotates bundles up a bit.
7154 * reload1.c (eliminate_regs_in_insn): Restrict the special case
7155 code not to try to optimize adds with anything but a REG destination.
7157 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
7158 (INSN_PRIORITY_KNOWN): New accessor macro.
7159 * haifa-sched.c (priority): Use it instead of testing priority against
7162 2001-02-28 DJ Delorie <dj@redhat.com>
7164 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
7165 since that doesn't work the way gcc wants on a generic m68k.
7167 2001-02-28 Richard Henderson <rth@redhat.com>
7169 * caller-save.c (save_call_clobbered_regs): Fix typo in
7170 comparison last change.
7172 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
7174 * i386.c (pentium4_cost): New.
7175 (m_PENT4): New macro.
7176 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
7177 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
7178 x86_integer_DFmode_moves, x86_partial_reg_dependency,
7179 x86_memory_mismatch_stall): Add Pentium4
7180 (x86_use_q_reg, x86_use_any_reg): Kill.
7181 (override_options): Add pentium4.
7182 (incdec_operand): Return 0 for pentium4.
7183 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
7184 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
7185 (TARGET_PENTIUM4): Define.
7186 (enum processor_type): Add PROCESSOR_PENTIUM4.
7187 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
7188 * i386.md (attribute "cpu"): Add pentium4.
7189 * invoke.texi (march): Add pentium4.
7191 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
7193 * i386.md (sse_mov?fcc*): New patterns and splitters.
7194 * i386.c (ix86_expand_movcc): Work post-reload; recognize
7195 the SSE based conditional moves.
7197 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
7199 * i386.md (attribute mode): Add "TI".
7200 (movsf_1): Add pxor support; remove constant propagation splitter.
7201 (movdf_integer): Likewise.
7202 (movdf_nointeger): Likewise.
7203 (movxf constant prop splitter): Handle all modes; update for SSE.
7204 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7205 * i386.c (standard_80387_constant_p): Rewrite.
7206 (standard_sse_constant_p): New.
7207 * i386-protos.h (standard_sse_constant_p): New.
7209 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7211 * i386.md (sse_setccsf, sse_setccdf): New.
7212 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7214 * i386.c (sse_comparison_operator): Accept the supported unordered
7215 comparses; be ready for fast_math.
7216 (print_operand): Support 'D'.
7218 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7220 * jump.c (reversed_comparison_code): Kill.
7222 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7224 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7227 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7229 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7230 add missing '%' in constraints.
7232 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7234 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7235 for HOST_BITS_PER_WIDE_INT == 32 too.
7237 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7239 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7241 (insert_save, insert_restore): New parameter save_mode.
7242 (init_caller_save): Update initialization of reg_save_code
7243 and reg_restore_code.
7244 (save_call_clobbered_regs): Compute save_modes and update calls to
7245 reg_save_code and reg_restore_code.
7246 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7247 of spill; update use of reg_restore_code.
7248 (insert_save): Likewise.
7249 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7250 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7251 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7253 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7255 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7256 noce_try_store_flag_inc, noce_try_store_flag_mask,
7257 noce_try_cmove_arith):
7258 Use reversed_comparison_code instead of reverse_comparison and
7259 can_reverse_comparison_p.
7261 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7263 * jump.c (reversed_comparison_code_parts): Allow reversal of
7264 unordered compares in -ffast-math mode; reverse ordered compares
7265 for FP even w/o -ffast-math.
7267 2001-02-27 Richard Henderson <rth@redhat.com>
7269 * print-rtl.c (print_rtx) [i]: Don't print field five on
7270 NOTEs other than NOTE_INSN_DELETED_LABEL.
7272 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7274 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7275 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7277 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7279 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7280 even if walk_subtrees is 0.
7281 * c-semantics.c (prune_unused_decls): Return a non-null value to
7282 stop traversing the tree chain.
7284 2001-02-27 DJ Delorie <dj@redhat.com>
7286 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7287 register, *then* define it as the new CFA.
7289 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7291 * pa.c (override_options): Promote -fpic to -fPIC.
7292 (legitimize_pic_address): Simplify due to removal of
7293 small PIC as a code generation option.
7294 (secondary_reload_class): Similarly.
7295 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7296 (PRINT_OPERAND_ADDRESS): Similarly.
7297 * pa.md (various patterns): Similarly.
7298 (small pic lo_sum pattern): Remove.
7300 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7303 * md.texi (min, max): Document
7305 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7307 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7308 TARGET_PARTIAL_REG_DEPENDENCY.
7309 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7311 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7313 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7315 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7317 * mips.c (mips_make_temp_file): Fix thinko in last change.
7319 2001-02-26 Jason Eckhardt <jle@redhat.com>
7321 * combine.c (known_cond): Do not reverse the condition when
7322 SMAX/UMAX is being considered and the condition is for equality
7325 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7327 2001-02-26 Philip Blundell <philb@gnu.org>
7329 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7331 * config/arm/linux-elf.h: Remove historical relics related to
7332 above configurations.
7333 * config/arm/linux-oldld.h: Delete.
7334 * config/arm/linux-elf26.h: Delete.
7336 2001-02-26 Jason Merrill <jason@redhat.com>
7338 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7340 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7341 recognize a tentative definition. Lose obsolete code.
7343 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7344 variables unless necessary, either.
7346 2001-02-25 Richard Henderson <rth@redhat.com>
7348 * ifcvt.c (struct noce_if_info): Add test_bb.
7349 (noce_get_alt_condition): New.
7350 (noce_try_minmax, noce_try_abs): New.
7351 (noce_operand_ok): New.
7352 (noce_process_if_block): Use them.
7353 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
7355 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
7357 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
7360 2001-02-25 Zack Weinberg <zackw@stanford.edu>
7362 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
7363 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
7365 (mips_asm_file_end): Free temp_filename here.
7367 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7369 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
7370 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
7372 * config/i386/i386.md (movstrsi): Handle FAIL case.
7374 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
7376 * cppinit.c (builtin_array): Update.
7377 (init_builtins): Flag builtins to warn if redefined or
7378 undefined. Define __GXX_WEAK as a normal macro.
7379 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
7380 * cpplib.h (NODE_WARN): New flag.
7381 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
7382 Handle __STDC__ as a builtin only on Solaris.
7383 (warn_of_redefinition): Renamed from check_macro_definition.
7384 Reverse sense of test. Always warn if NODE_WARN.
7385 (_cpp_create_definition): Use warn_of_redefinition. Flag
7386 any macro beginning with "__STDC_" to require a mandatory
7387 warning if redefined or undefined.
7389 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7391 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
7392 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
7393 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
7394 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
7395 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
7396 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
7397 Don't define any of:
7398 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
7399 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
7400 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
7401 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
7402 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
7404 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
7405 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
7408 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
7409 Delete now-empty file.
7411 * alpha/vms.h: Define NEED_ATEXIT here...
7412 * alpha/xm-vms.h: ...not here.
7414 * i386/cygwin.h: Don't define PARAMS.
7415 * mips/mips.c: Don't prototype mktemp. Don't define
7416 P_tmpdir. Use make_temp_file to create temporary files.
7417 Don't be clever and delete temporary files early.
7418 * config.gcc: Drop references to deleted files. Don't define
7420 * gcc.texi: Don't mention USE_PROTOTYPES.
7422 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7424 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
7425 (ix86_set_move_mem_attrs_1): Likewise.
7426 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
7427 * config/i386/i386.md (movstrsi): Call it.
7429 2001-02-24 Zack Weinberg <zackw@stanford.edu>
7431 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
7432 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
7433 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
7434 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
7436 (i750a-*-*): Error here if hosting on i750a.
7437 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
7439 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
7440 Remove (empty modulo comments).
7442 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
7443 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
7444 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
7445 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
7446 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
7447 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
7449 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
7450 Remove reference to winnt.h in comment.
7451 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
7453 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7455 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
7456 used to set another biv.
7458 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7460 * tree.h (BLOCK_DEAD): New macro.
7461 (struct tree_block): New flag, dead_flag.
7462 * print-tree.c (print_node, case 'b'): Print missing fields.
7463 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
7464 * function.c (identify_blocks): Enable test for misplaced notes.
7465 (all_blocks): Skip BLOCK_DEAD blocks.
7466 * integrate.c (integrate_decl_tree): Likewise.
7468 * errors.c (internal_error, trim_filename): New functions.
7469 (fancy_abort): Call internal_error.
7470 * errors.h (internal_error, trim_filename): New declarations.
7472 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
7474 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
7476 (EXTRA_CONSTRAINT): Formatting changes.
7478 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7480 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
7482 2001-02-23 Per Bothner <per@bothner.com>
7484 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
7485 so they can be called from java/jvspec.c.
7486 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
7488 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
7490 * i386.c (ix86_frame): New structure.
7491 (ix86_compute_frame_size): Kill.
7492 (ix86_compute_frame_layout): New.
7493 (ix86_save_reg): New.
7494 (ix86_can_use_return_insn_p): Use frame layout stuff.
7495 (ix86_expand_prologue): Likewise.
7496 (ix86_expand_epilogue): Likewise.
7497 (ix86_initial_elimination_offset): Likewise.
7498 (ix86_nsaved_regs): Use ix86_save_reg.
7499 (ix86_emit_save_regs): Likewise.
7501 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
7503 * flow.c (find_sub_basic_blocks): New function.
7504 (split_block): Be ready for basic block introduced by CODE_LABEL.
7505 (commit_one_edge_insertion): Call find_sub_basic_block.
7507 * flow.c (make_edges): Add edge from entry for blocks starting with
7508 label having ALTERNATE_NAME
7510 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
7512 * function.c (epilogue_done): Be ready for first basic block not
7513 containing PROLOGUE_END note.
7514 (reposition_prologue_and_epilogue_notes): Avoid placing
7515 PROLOGUE_END note between BASIC_BLOCK.
7517 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
7519 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
7521 2001-02-21 DJ Delorie <dj@redhat.com>
7523 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
7524 check for current_function_has_nonlocal_goto from 1999-11-12.
7526 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7528 * diagnostic.c (trim_filename): No longer static.
7529 * toplev.h (trim_filename): Declare.
7530 * rtl.c (rtl_check_failed_bounds): Call internal_error.
7531 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
7532 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
7533 (rtvec_check_failed_bounds): Likewise.
7534 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
7536 * convert.c (convert_to_integer): Don't do unsigned unless result or
7537 both inputs are unsigned.
7539 * fold-const.c (fold_convert): Don't call size_int_type_wide if
7542 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
7544 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
7546 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
7548 * Makefile.in (resource.o): Add params.h dependence.
7549 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
7550 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
7551 * resource.c: Add dependence on params.h.
7552 (current_live_regs): Fix explanatory comment.
7553 (find_basic_block): Add new parameter to permit limiting search
7555 (mark_target_live_regs): Add new argument to find_basic_block call.
7556 (incr_ticks_for_insn): Likewise.
7558 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7560 * diagnostic.c (output_to_stream): Rename to
7561 output_buffer_to_stream. Loses the stream parameter.
7562 (init_output_buffer): Set diagnosic_buffer's stream.
7563 (flush_diagnostic_buffer): Adjust.
7564 (default_print_error_function): Likewise.
7565 (finish_diagnostic): Likewise.
7566 (verbatim): Likewise.
7568 * diagnostic.h (struct output_buffer): Add `stream' field.
7569 (output_buffer_attached_stream): New macro.
7571 2001-02-23 Jakub Jelinek <jakub@redhat.com>
7573 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
7574 check if either operand is divisible by C.
7575 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
7576 If type is signed, consider negative numbers as well.
7578 2001-02-22 Richard Henderson <rth@redhat.com>
7580 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
7581 reach .text instead of gp-relative relocs.
7582 * config/ia64/crtend.asm (.init): Likewise.
7584 2001-02-22 Andreas Jaeger <aj@suse.de>
7586 * extend.texi (C++ Attributes): Fix typo.
7588 2001-02-21 David Mosberger <davidm@hpl.hp.com>
7590 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
7591 functions, drop current_function_args_info.words test.
7592 (ia64_compute_frame_size): Mark syscall_linkage functions as
7593 using eight input registers.
7595 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
7596 Bruce Korb <bkorb@gnu.org>
7598 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
7599 * fixinc/README: Document how to convert sed substitutions
7600 to format style c_fix-es.
7601 * fixinc/fixincl.x: regen
7603 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
7605 * gcc.c: Add comment explaining how to add a command-line option.
7606 Add title to specs language comment.
7608 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7610 * gcc.c (cc1_options): Add "-param".
7611 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
7612 (option_map): Likewise.
7613 * toplev.c (display_help): Add entry for "--param".
7614 (independent_decode_option): Fix typographical error.
7616 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
7617 Bernd Schmidt <bernds@redhat.com>
7618 Jan Hubicka <jh@suse.cz>
7620 * i386.c (function_arg_advance): Pass SSE arguments in registers.
7621 (function_arg): Likewise.
7623 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
7625 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
7627 2001-02-21 Kazu Hirata <kazu@hxi.com>
7629 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
7633 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
7635 * flow.c (init_propagate_block_info): Canon address and use single_set
7636 for killing dead memory stores.
7638 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
7640 * Makefile.in (reorg.o): Add params.h dependence.
7641 * params.def: Fix typographical error in comment.
7642 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7643 * params.h: Modify introductory comment.
7644 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
7645 * reorg.c: Add dependence on params.h.
7646 (redundant_insn): Add parameterized throttle for search.
7647 (fill_simple_delay_slots): Add a comment explaining a variable.
7648 Move conditional out of loop, simplifying code.
7649 (fill_eager_delay_slots): Fix typographical error in comment.
7651 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
7653 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
7655 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
7656 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
7658 2001-02-21 Jason Merrill <jason@redhat.com>
7660 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
7661 (struct tree_decl): Add uninlinable bitfield.
7662 * c-decl.c (duplicate_decls): Set it.
7663 * integrate.c (function_cannot_inline_p): Check it.
7665 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
7666 DW_AT_MIPS_linkage_name to abstract methods.
7667 (dwarf2out_abstract_function): Emit class context before calling
7668 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
7669 (gen_subprogram_die): Remove obsolete code.
7670 (gen_member_die): Don't include clones in the member list.
7671 (gen_decl_die): Emit abstract info for clone origin.
7672 * dwarfout.c (output_type): Don't include clones in the member list.
7673 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
7674 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
7675 DECL_ABSTRACT on a function that already has it set.
7677 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
7678 (get_subprogram_die): Pass it in.
7680 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
7682 * flow.c (mark_set_1): Make not_dead unsigned long. For
7683 non-pseudos, use it as a bitmask of the hard regs that
7686 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
7688 * cppfiles.c: Update comments.
7689 (_cpp_read_file): Don't check for NULL filenames any more.
7690 * cppinit.c (cpp_start_read): Don't do canonicalization of
7691 in_fname and out_fname. Use the passed file name exclusively.
7692 (_cpp_handle_options): Don't treat "-" as a command line option,
7693 but as a normal filename.
7694 (_cpp_post_options): Canonicalize in_fname and out_fname.
7695 * cppmain.c (printer_init): Don't check out_fname for NULL.
7696 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
7697 (init_c_lex): Update, and use "" to represent stdin to CPP.
7700 2001-02-20 Will Cohen <wcohen@redhat.com>
7702 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
7703 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
7704 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
7707 2001-02-20 Stan Shebs <shebs@apple.com>
7709 * config/rs6000/rs6000.c (output_cbranch): Output branches
7710 on separate lines instead of using ';' to separate.
7712 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7714 * cppinit.c (set_lang): Move builtin handling to...
7715 (init_builtins): ...here.
7716 (_cpp_create_reader): Move call to set_lang.
7718 2001-02-20 Mark Mitchell <mark@codesourcery.com>
7720 * stmt.c (expand_return): If an attempt is made to return the
7721 error_mar_node, treat the return like a return without a value.
7723 2001-02-19 Zack Weinberg <zackw@stanford.edu>
7725 * sibcall.c (skip_copy_to_return_value): Call
7726 identify_call_return_value here, and return orig_insn if it
7727 returns zero. Hardret and softret arguments now unnecessary.
7728 (call_ends_block_p): Don't call identify_call_return_value here.
7730 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
7732 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
7733 * ggc.h (ggc_mark_if_gcable): Delete prototype.
7735 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
7737 * pa.c (move_operand): Accept code to load the address of a
7738 symbol out of the DLT as a valid move operand.
7739 (print_operand, case 'A'): New to handle generating a DLT
7740 reference for a LO_SUM expression.
7741 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
7742 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
7744 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
7746 * README, cpp.texi, gcc.texi, version.c: Update version number to
7748 * cpp.1, gcov.1, gcc.1: Regenerate.
7750 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7752 * cppfiles.c (stack_include_file): Generate dependencies
7753 here, and manage include_count here too.
7754 (PRINT_THIS_DEP): Delete.
7755 (_cpp_execute_include): Do not generate dependencies here,
7756 apart from the case of a missing header. Do not manage
7758 (_cpp_read_file): Leave dependency generation to
7761 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
7763 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
7764 target_cpu_default. Remove dead assignment to
7767 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
7769 * regclass.c (contains_reg_of_mode): Make global.
7770 (init_reg_sets): Remove contains_reg_of_mode; take into account
7771 CLASS_MAX_NREGS when looking for the proper mode.
7772 (dump_regclass): Dump only classes considered for the pseudo.
7773 (regclass): Use contains_reg_of_mode.
7775 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
7777 * gcc.c (do_spec_1): 'n' for printing notices.
7778 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
7780 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
7782 * reg-stack.c (next_flags_user): Use current_block->end
7783 (swap_rtx_condition): Look for next user if flags don't die;
7784 give up on CALL_INSNs; use current_block->end.
7786 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7788 * sibcall.c (call_ends_block_p): New function.
7789 (optimize_sibling_and_tail_recursive_call): Use it.
7791 2001-02-18 Kazu Hirata <kazu@hxi.com>
7793 * config/h8300/h8300.md: Update copyright.
7794 (andsi3): Do not output an extra newline character.
7796 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7798 * toplev.c (note_deferral_of_defined_inlined_function): Argument
7799 FNDECL may be unused.
7801 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
7802 follow jumps after first run.
7803 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
7804 it doesn't change any jumps.
7806 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
7808 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
7809 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
7810 (mostlyclean): Corresponding changes.
7811 * rtlanal.c (hard-reg-set.h): Include.
7812 (rtx_unstable_p): Do not treat the argument pointer specially
7813 if it is not a fixed register.
7814 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
7816 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7818 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
7819 against last real insn in basic block.
7820 Rework to avoid gotos.
7822 * Makefile.in (gcse.o): Now includes ggc.h.
7823 * gcse.c: Include ggc.h.
7824 (want_to_gcse_p): Verify expression can be in SET as valid insn.
7825 (try_replace_reg): Remove warning of uninitialize variable.
7826 (process_insert_insn): Call invalid_insn_p to validate insn.
7827 * recog.c (insn_invalid_p): Now global.
7828 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
7829 * recog.h (insn_invalid_p): New declaration.
7831 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
7833 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
7834 assignments from FP constants since 'Y' output code can't handle it.
7835 (eligible_for_sibcall_delay): Likewise.
7837 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
7838 Call fancy_abort directly, passing args.
7839 (print_rtl_and_abort): Now a macro, like fancy_abort.
7841 * final.c (output_operand_lossage): Use internal_error, not error.
7843 2001-02-18 Shane Nay <shane@agendacomputing.com>
7845 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
7846 structure shift insns.
7848 2001-02-18 Mark Mitchell <mark@codesourcery.com>
7850 * invoke.texi (-fsquangle): Remove documentation.
7851 (-fname-mangling-version): Likewise.
7853 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
7855 * optabs.c (expand_abs): Remove reference to
7856 HAVE_contitional_arithmetic.
7857 * combine.c (simplify_set): Likewise.
7859 2001-02-18 Richard Henderson <rth@redhat.com>
7861 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
7864 2001-02-18 Richard Henderson <rth@redhat.com>
7866 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
7868 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
7870 * reload1.c (reload_cse_simplify_set): Fix typo.
7872 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7874 * diagnostic.c (_fatal_insn): Decrement errorcount.
7876 * invoke.texi (-I): Add note avoiding use for system header files.
7878 * rtl.h (add_clobbers): Remove duplicate declaration.
7879 * recog.h (added_clobbers_hard_reg_p): New declaration.
7880 * genemit.c (struct clobber_pat): New field has_hard_reg.
7881 (gen_insn): Record if added clobbers clobber hard reg.
7882 (gen_split): Avoid unused warning if number of operands is 0.
7883 (output_added_clobbers_hard_reg_p): New function.
7886 2001-02-18 Alan Modra <alan@linuxcare.com.au>
7888 * pa.c (hppa_expand_prologue): Simplify code storing return
7889 pointer. For large (>=8k) frames with a post_store, adjust stack
7890 pointer by 8k-64 first rather than by 64. When testing with
7891 VAL_14_BITS_P, always use the actual value rather than the value
7892 negated. Add blockage to prevent scheduling of spills before
7893 stack frame has been created.
7894 (hppa_expand_epilogue): Simplify code loading return pointer.
7895 Allow a slightly larger range for merge_sp_adjust_with_load case.
7896 When testing with VAL_14_BITS_P, always use the actual value.
7898 * pa.c (pa_adjust_insn_length): Check that block move
7899 pattern is a set before looking at operands.
7901 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7903 * fold-const.c (fold_binary_op_with_conditional_arg): New
7904 function, split out from ...
7906 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
7907 conditional arms that throw exceptions.
7909 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
7912 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7914 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
7915 define HAVE_DECL_* to 1 to mask potential backup declarations.
7916 * configure: Regenerated.
7918 2001-02-17 Mark Mitchell <mark@codesourcery.com>
7920 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
7922 2001-02-17 Richard Henderson <rth@redhat.com>
7924 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
7925 when replacing a memory load with a register.
7927 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7928 Jan Hubicka <jh@suse.cz>
7930 * recog.c (validate_replace_src_1): New.
7931 (validate_replace_src_data): Likewise.
7932 (validate_replace_src): Use note_uses.
7933 * rtl.h (note_uses): Declare.
7934 * rtlanal.c (note_uses): New.
7936 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
7938 * reg-stack.c (stack_def): Make field reg unsigned.
7939 (remove_regno_note): Unsignetize parameter.
7941 2001-02-16 Jes Sorensen <jes@linuxcare.com>
7943 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
7944 shladd_operand() call.
7946 2001-02-16 Bruce Korb <bkorb@gnu.org>
7947 Rodney Brown <RodneyBrown@mynd.com>
7949 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
7950 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
7951 machine restrictions
7952 * fixinc/fixincl.x: regen
7954 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7956 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
7958 (hash_scan_insn): Clean up calls to hash_scan_set.
7959 (compute_kill_rd): REGNO now unsigned.
7960 (try_replace_reg): Rework to use simplify_replace_rtx.
7961 (cprop_jump, cprop_cc0_jump): Likewise.
7962 (cprop_insn): Call find_reg_equal_equiv_note.
7963 Reflect changes to cprop_jump and cprop_cc0_jump.
7965 * recog.c (validate_replace_src): Replace in operands of
7966 ZERO_EXTRACT in SET_DEST.
7968 * cse.c (new_label_ref): New variable.
7969 (insert): Set it instead of recorded_label_ref.
7970 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
7971 CODE_LABEL for this function, and not already in REG_LABEL note.
7973 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
7975 * resource.c (mark_referenced_resources): Fix typo in introductory
7977 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
7980 2001-02-16 Jason Merrill <jason@redhat.com>
7982 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
7984 (gen_subprogram_die): Don't abort on seeing a second definition if
7985 the previous one was abstract. Don't replace an abstract instance
7986 in the lookup table.
7988 * dwarf2out.c (dwarf2out_abstract_function): Rename from
7989 gen_abstract_function.
7990 * dwarf2out.h: Declare it.
7991 * toplev.c (note_outlining_of_inline_function): New fn.
7992 * toplev.h: Declare it.
7993 * integrate.c (output_inline_function): Call it.
7994 * c-decl.c (duplicate_decls): Call it when redefining an extern
7995 inline. Don't inline the new defn.
7997 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
7999 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8001 * .gdbinit: Rename to gdbinit.in.
8002 * gdbinit.in: New file,
8003 * configure.in: Generate .gdbinit from gdbinit.in.
8004 * configure: Regenerated.
8005 * Makefile.in (distclean): Always remove .gdbinit.
8007 2001-02-16 Jakub Jelinek <jakub@redhat.com>
8009 * objc/objc-act.c (start_class): Register implemented_classes with
8012 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8014 * cppfiles.c (_cpp_make_system_header): Generate a file
8017 2001-02-15 Jim Meyering <meyering@lucent.com>
8019 * Makefile.in (install-common): Don't depend on installdirs here.
8020 Instead, make each of the lang.install-common targets (e.g.,
8021 c++.install-common in cp/Make-lang.in) depend on it.
8022 (install-driver): Depend on installdirs.
8024 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8026 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8028 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8031 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8033 * invoke.texi (--param): Document.
8035 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8037 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8039 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8041 * i386.md (extendsfdf2_2): Fix constraints.
8043 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8045 * i386.md (fop_df_3 splitter): Fix operand number.
8047 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8049 * invoke.texi (-mreg-alloc): Nuke.
8050 * i386.c (ix86_reg_alloc_order, regs_allocated,
8051 order_regs_for_local_alloc): Nuke.
8052 (override_options): Kill reg_alloc code.
8053 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8054 (REG_ALLOC_ORDER): SSE goes before I387.
8055 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
8056 (ix86_reg_alloc_order): Likewise.
8057 * i386-protos.h (ix86_reg_alloc_order): Kill.
8059 2001-02-14 Richard Henderson <rth@redhat.com>
8061 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
8063 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
8065 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
8067 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
8069 * i386-protos.h (ix86_memory_move_cost): Move offline.
8070 * i386.c (ix86_register_move_cost): Compute properly cost of
8071 SSE, MMX and i387 instructions.
8072 (*_cost): Add costs of SSE/MMX moves.
8073 (ix86_memory_move_cost): Move offline from ....; Likewise.
8074 * i386.h (MEMORY_MOVE_COST): .... here;
8075 (struct processor costs): Add new fields to represent costs
8078 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
8080 * regclass.c (init_reg_sets_1): Reinstall the optimization of
8081 move_cost together with Matt Kraai's fix.
8083 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8085 * Makefile.in (OBJS): Add params.o.
8087 2001-02-14 Richard Henderson <rth@redhat.com>
8088 DJ Delorie <dj@redhat.com>
8090 * jump.c (jump_optimize_1): When we delete a conditional jump
8091 preceeding a non-conditional jump to effectively the same place,
8092 make sure that the combined jump skips any clobber insns between
8095 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8097 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
8099 2001-02-14 Mark Mitchell <mark@codesourcery.com>
8101 * Makefile.in (toplev.o): Depend on params.h.
8102 (intergate.o): Likewise.
8103 (params.o): New target.
8104 * flags.h (inline_max_insns): Remove.
8105 * integrate.c: Include params.h.
8106 Use MAX_INLINE_INSNS instead of inline_max_insns.
8107 * params.c: New file.
8108 * params.h: Likewise.
8109 * params.def: Likewise.
8110 * toplev.c: Include params.h.
8111 (lang_independent_params): New variable.
8112 (decode_f_option): Use the param machinery instead of setting
8114 (independent_decode_option): Handle "--param name=value".
8115 (main): Register language-independent parameters.
8117 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
8119 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
8121 2001-02-14 Richard Henderson <rth@redhat.com>
8123 * regclass.c (init_reg_sets_1): Revert last two changes.
8125 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8127 * stor-layout.c (is_pending_size, put_pending_size): New functions.
8128 (variable_size): Call put_pending_size.
8129 * tree.h (is_pending_size, put_pending_size): Add prototypes.
8130 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
8131 sizes list, put newly created SAVE_EXPR there as well.
8133 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8135 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
8136 (errata_find_address_regs): load_group has only 2 entries.
8137 (errata_emit_nops): Likewise. shladd is not problematic.
8138 Clear last_group if nop was emitted.
8139 (fixup_errata): load_group has only 2 entries.
8142 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
8144 * c-lex.c (lex_number): Only warn traditionally for U suffix
8145 outside system macros.
8146 * cppexp.c (parse_number): Similarly.
8147 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
8148 * cppmacro.c (struct cpp_macro): New member node.
8149 (parse_args): Only warn about missing rest args if not
8151 (funlike_invocation_p): Similarly for uninvoked funlike macros.
8152 (cpp_sys_objmacro_p): New.
8153 (_cpp_create_definition): Store the node with the macro defn.
8154 Remember if the macro is defined in a system header.
8156 2001-02-13 DJ Delorie <dj@redhat.com>
8158 * configure.in (check_languages): determine languages to check
8159 * Makefile.in (check-c++): alias for check-g++
8160 (check-f77): alias for check-g77
8161 (CHECK_TARGETS): depend on configured languages
8163 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
8165 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8166 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8167 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8168 (sqrtextendsfdf2): Disable for SSE2.
8170 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8172 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8173 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8174 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8175 (sqrtextendsfdf2): Disable for SSE2.
8177 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
8179 * i386.md (movsfcc_1): Support integer cmove instruction.
8180 (movdfcc_1): Likewise; new splitter.
8182 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
8184 * i386.c (output_fp_compare): Support SSE.
8185 (prepare_fp_compare_args): SSE comparisons always support memory.
8186 * i386.h (TARGET_CMOVE): SSE imply cmove.
8187 * i386.md (cmp?f2): Enable for SSE too.
8188 (cmpfp_i*): Support SSE.
8190 (cmpfp_i_sse_only): New.
8191 (s*, b* fp expanters): Enable for SSE too.
8192 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
8195 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
8197 * regclass.c (init_reg_sets_1): Silence warning.
8199 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
8201 * i386.md (sqrt?f2): Change to expander.
8202 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8204 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8206 * rtlanal.c (find_reg_equal_equiv_note): New function.
8207 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8208 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8209 * rtl.h: Add declarations for above functions.
8211 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8213 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8215 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8216 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8217 * flow.c (mark_regs_live_at_end): Likewise.
8218 (calculate_global_regs_live): Likewise.
8219 * gcse.c (compute_hash_table): Likewise.
8220 (compute_kill_rd): Likewise.
8221 * resource.c (mark_target_live_regs): Likewise.
8222 * rtl.h (INVALID_REGNUM): New macro.
8224 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8226 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8228 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8230 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8233 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8235 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8237 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8238 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8239 (fop_sf_1_sse, fop_df_1_sse): New patterns
8240 (fop_*): Disable float_extend and float patterns for SSE compilation.
8241 * i386.c (output_387_binary_op): Support SSE.
8243 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8245 * i386.md (dummy_extendsfdf2): Support SSE2
8246 (extendsfdf2): Enable if 80387 or SSE2.
8247 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8248 and no MIX_I387_SSE2
8249 (extendsfdf2_1_sse_only): New pattern.
8250 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8252 (truncdfsf2_1): Support SSE.
8253 (truncdfsf2_2): Support SSE.
8254 (truncdfsf2_2_1_sse): New pattern.
8255 (fixtruncsfsi2): Always use SSE if available.
8256 (fix_truncsfsi_sse): New pattern.
8257 (fix_truncdfsi_sse): New pattern.
8258 (floatsis?f2): Support SSE.
8259 (floatsidf2_i387): New pattern.
8260 (floatsidf2_sse): Likewise.
8262 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8264 * configure.in: Use "have_gnat" variable, not "gnat".
8265 * configure: Regenerated.
8267 * config/sparc/sparc.c (function_value): Treat all non-record
8268 aggregate types like used to treat UNION_TYPE.
8270 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8272 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8273 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8275 (MASK_MIX_SSE_I387): New.
8276 (TARGET_SSE): SSE2 imply SSE.
8277 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8278 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8279 (enum reg_class): Add new classes.
8280 (REG_CLASS_NAMES): Likewise.
8281 (REG_CLASS_CONTENTS): Likewise.
8282 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8283 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8284 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8285 (CLASS_MAX_NREGS): Use new macros.
8286 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8287 * i386.md (pushsf, movsf): Support SSE.
8288 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8289 splitters to use ANY_FP_REGNO_P.
8290 (movdf_nointeger, movdf_integer): Likewise.
8292 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8294 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8295 (try_combine): Use it.
8297 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8299 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8300 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8301 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8302 (REGISTER_MOVE_COST): Likewise.
8303 * i386-protos.h (ix86_secondary_memory_needed,
8304 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8305 * i386.c (ix86_secondary_memory_needed,
8306 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8308 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8310 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8311 (HARD_REGNO_MODE_OK): Move offline to ....
8312 * i386.c (ix86_hard_regno_mode_ok) ... here;
8313 refuse all incorrect modes.
8314 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8316 2001-02-13 Richard Henderson <rth@redhat.com>
8318 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8319 entire operator; replicate that and match_dup the operands.
8320 (cmp_ccx_arith_op_set): Likewise.
8321 (cmp_cc_arith_op_not_set): Likewise.
8322 (cmp_ccx_arith_op_not_set): Likewise.
8324 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8326 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8328 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8330 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8331 (TARGET_NO_BITFIELD_WORD): New macro.
8332 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8333 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8335 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8337 * cselib.c: New file, from simplify-rtx.c.
8338 * simplify-rtx.c: Remove cselib parts.
8339 * Makefile.in: Add cselib.o.
8341 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8343 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8344 (setup_incoming_varargs): Remove warning.
8346 * config/rs6000/rs6000.c (validate_condition_mode): When
8347 flag_fast_math, allow floating-point conditionals to be reversed.
8348 (rs6000_generate_compare): When flag_fast_math, don't generate
8349 cror operations for FP conditionals.
8351 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
8353 (ASM_SPEC): Likewise.
8354 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
8355 (CC1_SPEC): Likewise.
8356 (LINK_TARGET_SPEC): Likewise.
8357 (CPP_ENDIAN_SPEC): Likewise.
8358 * Makefile.in (check-consistency): New target.
8360 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
8362 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
8363 "return type defaults" warning for functions with return type
8365 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
8366 function declarations by default rather than only when pedantic.
8368 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
8370 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
8373 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8375 * extend.texi (Deprecated): Deprecate new initializer lists.
8377 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
8379 * mkdeps.c (deps_add_default_target): Robustify. Add
8380 basename component only.
8381 * cpp.texi (-M): Describe how default target is generated.
8382 * invoke.texi (-M): Likewise.
8384 2001-02-12 Kazu Hirata <kazu@hxi.com>
8386 * toplev.c (push_float_handler): Remove.
8387 (pop_float_handler): Remove.
8388 * toplev.h: Remove prototypes for the above functions.
8390 2001-02-12 Jakub Jelinek <jakub@redhat.com>
8392 * c-common.c (constant_fits_type_p): New function.
8393 (convert_and_check): Use it.
8395 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8397 * Makefile.in (GXX_ABI_FLAG): Don't define.
8398 * configure.in (--enable-new-gxx-abi): Remove option.
8399 * config.in: Regenerated.
8400 * configure: Likewise.
8402 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
8404 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
8406 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
8407 regular basic block, and arrange for all edges into it to switch
8410 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8412 * Makefile.in (distclean): Do not remove .gdbinit.
8414 2001-02-11 Mark Mitchell <mark@codesourcery.com>
8416 * Makefile.in (gcc.o): Fix typos.
8417 (protize.o): Likewise.
8418 (unprotoize.o): Likewise.
8420 2001-02-11 Richard Henderson <rth@redhat.com>
8422 * tree.c (build1): Check for null operand in last change.
8424 2001-02-11 Richard Henderson <rth@redhat.com>
8426 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
8427 (fold): Don't assume a constant isn't foldable.
8428 * tree.c (build): Set TREE_CONSTANT for an expression with no
8429 side-effects and constant operands.
8432 2001-02-10 Richard Henderson <rth@redhat.com>
8434 * jump.c (squeeze_notes): Revert 2000-05-12 change.
8436 2001-02-10 Anthony Green <green@redhat.com>
8438 * cpp.texi (Standard Predefined): Add documentation for
8441 * c-common.c (combine_strings): Improve warning message.
8443 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
8445 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
8447 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
8449 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
8451 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
8454 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8456 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
8459 2001-02-09 Nick Clifton <nickc@redhat.com>
8461 * config/arm/arm.md: Change output contraint on post inc
8462 load/store multiple patterns to be a read/write contraint.
8464 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
8466 * gcc.c (cpp_options): Delete .d files on error. Don't delete
8467 .o files when using the -M options.
8469 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8470 David Edelsohn <edelsohn@gnu.org>
8472 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
8473 handle DImode constants. Use one TOC entry for SImode and smaller
8474 constants, aligned properly.
8476 2001-02-08 Jason Merrill <jason@redhat.com>
8478 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
8479 about the SP adjustment for saving the static chain pointer.
8480 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
8481 offset when setting a temporary CFA register.
8483 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
8485 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
8486 powerpc-*-chorusos* .
8487 * config/rs6000/chorus.h : New file.
8488 * config/i386/chorus.h : New file.
8489 * config/sparc/chorus.h : New file.
8490 * config/sparc/t-chorus-elf : New file.
8492 2001-02-08 David Edelsohn <edelsohn@gnu.org>
8494 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
8495 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
8496 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
8497 (__WCHAR_TYPE__): Correct macro name.
8499 2001-02-08 Richard Henderson <rth@redhat.com>
8501 * config/i386/i386.c (ix86_frame_pointer_required): New.
8502 (ix86_setup_frame_addresses): New.
8503 (struct machine_funciton): Add accesses_prev_frame.
8504 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
8505 ix86_frame_pointer_required.
8506 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
8507 (SETUP_FRAME_ADDRESSES): New.
8508 * config/i386/i386-protos.h: Update.
8509 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
8510 from FRAME_POINTER_REQUIRED.
8511 * config/i386/svr3gas.h: Likewise.
8512 * config/i386/sysv3.h: Likewise.
8513 * config/i386/v3gas.h: Likewise.
8515 2001-02-08 Richard Henderson <rth@redhat.com>
8517 * config/sparc/sparc.c (function_arg_record_value_3): Fix
8518 calculation of the number of integer registers required.
8519 (function_arg_record_value): Likewise.
8521 2001-02-08 Jason Merrill <jason@redhat.com>
8523 * diagnostic.c (internal_error): Say "confused" after 1 error, not
8524 two. Print file and line with "confused" message.
8526 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
8528 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8530 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
8532 2001-02-08 Bernd Schmidt <bernds@redhat.com>
8534 * final.c (cleanup_subreg_operands): The address of a MEM can
8537 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
8540 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
8542 * gcc.texi (Incompatibilities): Update documentation of
8543 preprocessing numbers.
8545 2001-02-07 Jakub Jelinek <jakub@redhat.com>
8547 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
8549 2001-02-07 Mark Mitchell <mark@codesourcery.com>
8551 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
8553 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
8554 * gcc.c (struct compiler): Add cpp_spec field.
8555 (input_file_compiler): New variable.
8556 (do_spec_1): Allow a particular compiler to handle `%C'
8558 (main): Store the current compiler in input_file_compiler.
8559 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
8561 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
8563 * cpphash.h (struct spec_nodes): Add n_true and n_false.
8564 * cppinit.c (cpp_create_reader): Initialize them.
8565 (append_include_chain): cxx_aware arg might be unused.
8566 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
8567 keywords and give them their phase 7 meaning. Pedwarn about
8568 this unless '__bool_true_false_are_defined' is defined.
8570 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8572 * lcm.c (optimize_mode_switching): Emit mode_set before the
8573 JUMP_INSN of an abnormal edge.
8575 2001-02-07 Bernd Schmidt <bernds@redhat.com>
8577 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
8578 a scheduling barrier at the end.
8580 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
8582 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8584 * config/sh/sh.md (reload_outsf): Removed.
8585 (movsf_ie): Introduce constraints for FPUL loads and stores.
8586 (reload_insf): Broaden the output constraint.
8588 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
8590 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
8591 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
8593 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
8595 * final.c: Revert my previous changes.
8596 * output.h: Make profile_label_no extern.
8597 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
8598 for generating label.
8600 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
8602 * config/i386/djgpp.h: Add comments about standard paths.
8603 (MD_EXEC_PREFIX): Undefine before defining.
8604 (MD_STARTFILE_PREFIX): New.
8606 2001-01-30 Bruce Korb <bkorb@gnu.org>
8608 fixinc/fixincl.c(process): Emit error message only if appropriate :)
8609 (load_file): do not rely on load_file_data() to close file pointer
8610 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
8611 fixinc/inclhack.def(irix_limits_const): add test_text
8613 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8615 * cppexp.c (parse_defined): Improve diagnostics for invalid
8618 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
8620 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
8622 2001-02-06 Mark Mitchell <mark@codesourcery.com>
8624 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
8625 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
8626 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
8627 (rs6000_output_symbol_ref): New function.
8628 (output_toc): Use VTABLE_NAME_P.
8630 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8632 * print-tree.c (print_node, case PARM_DECL):
8633 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
8635 * stor-layout.c (reference_types_internal): New variable.
8636 (internal_reference_types): New function.
8637 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
8638 * tree.h (internal_reference_types): New declaration.
8640 * cse.c (find_best_addr): Fix typo in computing cost.
8642 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8644 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
8645 and this is the sum of a pointer and a constant, we know the result
8647 (num_sign_bit_copies, case PLUS): Likewise.
8648 * explow.c (convert_memory_address): Remove opposite SUBREG.
8649 * function.c (instantiate_new_reg): New function (from common code).
8650 (instantiate_virtual_regs_1): Call it.
8651 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
8652 if pointers sign- or zero-extend.
8653 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
8654 If pointers extend unsigned, use inside of SUBREG.
8655 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
8657 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
8659 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
8660 subdir of gcc_gxx_include_dir.
8661 (gcc_gxx_target_include_dir): Remove.
8663 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
8665 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
8666 (dwarf2out_frame_debug_expr): Revise introductory comments to add
8667 a high-level description.
8669 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
8671 * final.c: Move the declaration of profile_label_no to ...
8672 * output.h: ... here.
8673 * function.c (expand_function_start): Call PROFILE_HOOK.
8674 * config/rs6000/aix.h: Define PROFILE_HOOK.
8675 * config/rs6000/rs6000-protos.h: output_profile_hook new.
8676 * config/rs6000/rs6000.c (output_profile_hook): Define.
8677 (output_prolog): Do nothing for ABI_AIX as it is taken care by
8678 output_profile_hook.
8679 tm.texi : Explain new macro PROFILE_HOOK.
8681 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
8683 * extend.texi (Extended Asm): Do not say that semicolon is always
8684 a valid line-breaking character for GNU assemblers. Use
8685 newline-tab as the most commonly supported syntax. Use
8686 newline-tab rather than semicolon in multi-insn examples.
8688 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8690 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
8692 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8693 David Edelsohn <edelsohn@gnu.org>
8695 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
8696 code for AIX, even without flag_pic.
8698 2001-02-05 Jakub Jelinek <jakub@redhat.com>
8700 * c-typeck.c (common_type): push and pop binding level around
8701 calling common_type on function parameters.
8703 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
8705 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
8707 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8709 * config/mips/mips.c (override_options): Fix typo in last change.
8710 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
8711 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
8713 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
8715 * invoke.texi (-fdump-class-layout): Document.
8716 (-fdump-translation-unit): Use `=' as filename separator.
8718 2001-02-05 Mark Mitchell <mark@codesourcery.com>
8720 * Makefile.in (s-mlib): Don't build multilibs if
8722 (DRIVER_DEFINES): Adjust accordingly.
8724 (protoize.o): Likewise.
8725 (unprotoize.o): Likewise.
8726 * configure.in: Recognize --enable-multilib.
8728 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8730 * Makefile.in (DRIVER_DEFINES): Fix quoting.
8732 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
8733 * configure.in: Remove --enable-libstdcxx_v3 support.
8734 * configure: Regenerated.
8736 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8738 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
8739 Call abort instead of fatal.
8740 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
8741 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
8742 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
8743 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
8744 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
8745 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
8747 * diagnostic.h (set_internal_error_function): Renamed.
8748 * toplev.h (internal_error): Renamed from fatal.
8749 (pfatal_with_name): Deleted.
8750 (fatal_io_error): Now has printf-style arguments.
8751 * diagnostic.c (pfatal_with_name): Deleted.
8752 (fatal_io_error): Rework to have args in printf-style.
8753 (set_internal_error_function): Renamed from set_fatal_function.
8754 (internal_error): Renamed from fatal.
8755 (error_recursion, fancy_abort): Call internal_error instead of fatal.
8756 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
8757 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
8758 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
8759 * flow.c (verify_flow_info): Likewise.
8760 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
8761 * config/mips/mips.c (save_restore_insns): Likewise.
8763 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
8764 * flow.c (verify_flow_info): Likewise.
8765 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
8766 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
8767 (avr_normalize_condition): Likewise.
8768 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
8769 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
8770 (limit_reload_class, double_reg_to_memory): Likewise.
8771 (print_operand_address, emit_1600_code_shift): Likewise.
8772 (gen_tst_reg, gen_compare_reg): Likewise.
8773 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
8774 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
8776 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
8778 * c-parse.in (methoddef): Call fatal_error instead of fatal.
8779 * objc/objc-act.c (build_ivar_chain): Likewise.
8780 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
8782 * graph.c (clean_graph_dump_file): Likewise.
8783 * profile.c (init_branch_prob): Likewise.
8784 * objc/objc-act.c (objc_init): Likewise.
8786 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
8787 * config/avr/avr.c (avr_override_options): Likewise.
8788 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
8789 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
8790 * config/h8300/h8300.c (h8300_init_once): Likewise.
8791 * config/mips/mips.c (override_options): Likewise.
8792 * config/i386/i386.c (override_options): Likewise, rework.
8793 * config/m68k/m68k.c (override_options): Likewise.
8795 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
8797 * config/mips/mips.c (print_operand): Likewise.
8798 * hash.c (hash_allocate): Don't check for failure returns from
8799 obstack functions that can't fail.
8800 (hash_table_init_n, hash_table_init): Likewise; also now return void.
8801 * hash.h (hash_table_init_n, hash_table_init): Now return void.
8802 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
8803 (get_object_reference): Likewise.
8805 2001-02-04 Nick Clifton <nickc@redhat.com>
8807 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
8808 StrongARM1110, 10TDMI, and 1020T.
8810 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8812 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
8814 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
8816 * config/sh/sh.md (movdf load split): Pass register number to
8817 FP_OR_XD_REGISTER_P.
8819 2001-02-04 Mark Mitchell <mark@codesourcery.com>
8821 * cppinit.c (BC): New macro.
8822 (builtin_array): Add __GXX_WEAK__.
8823 * cpplib.h (builtin_type): Add BT_WEAK.
8824 * cppmacro.c (builtin_macro): Handle BT_WEAK.
8825 * defaults.h (SUPPORTS_ONE_ONLY): Define.
8826 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
8828 2001-02-03 Jakub Jelinek <jakub@redhat.com>
8830 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
8832 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8834 * cpphash.h: Rename _ALIGN POOL_ALIGN.
8835 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8837 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
8839 * cpphash.h: Rename ALIGN _ALIGN.
8840 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
8842 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
8844 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
8845 compilation environment.
8846 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
8847 control over location of cygwin includes and libs.
8849 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8851 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
8853 2001-02-02 lars brinkhoff <lars@nocrew.org>
8855 * md.texi (Standard Names): remove reference to spur.md.
8857 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
8859 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
8860 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
8861 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
8862 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
8863 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8865 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8867 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
8868 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
8869 number before reload.
8870 (c4x_adjust_cost): Return zero before reload.
8871 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
8872 split before reload.
8874 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8876 * c4x.c (c4x_hard_regno_rename_ok): New.
8877 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
8878 * c4x.h (HARD_REGNO_RENAME_OK): Define.
8880 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8882 * diagnostic.h: Add missing "extern" in all declarations.
8884 2001-02-02 Alex Samuel <samuel@codesourcery.com>
8886 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
8887 as for gcc_gxx_include_dir.
8889 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
8891 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
8893 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8895 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
8896 label before alignment to be used as the braf base address.
8897 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
8899 (casesi_jump_2): Require at least TARGET_SH2.
8901 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
8902 truncation to 32-bit doubles on -m3e and -m4-single-only.
8904 2001-02-02 Mark Mitchell <mark@codesourcery.com>
8906 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
8907 the default when building a shared object.
8908 (init_spec): Use it.
8909 * testsuite/lib/g++.exp: Include the directory where libgcc
8910 is located to the LD_LIBRARY_PATH list.
8911 * invoke.texi (-shared-libgcc): Document the cases in which
8912 GCC defaults to using the shared libgcc.
8914 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
8916 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
8917 unsigned is wide enough.
8919 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
8920 (si_to_float): Likewise.
8921 (float_to_si, float_to_usi): Use BITS_PER_SI.
8923 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8925 * dwarf2out.c: Added explanation of abbreviations.
8926 (def_cfa_1): Added comments listing DWARF2 instructions.
8927 (cfa_temp_reg): Removed in favor of cfa_temp.
8928 (cfa_temp_value): Removed in favor of cfa_temp.
8929 (cfa_temp): New global variable.
8930 (dwarf2out_frame_debug_expr): Added extensive introductory
8931 comments explaining the function's transformations. Revised to
8932 use cfa_temp. Added some rtx checking. Generalize IOR case.
8933 (dwarf2out_frame_debug): Revised to use cfa_temp.
8934 (output_aranges): Cast as "unsigned" to avoid warning.
8935 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
8936 explain which instructions must be marked.
8938 2001-02-01 Richard Henderson <rth@redhat.com>
8940 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
8943 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8945 * config/sh/crt1.asm (main_k): Modified so that start calls
8946 ___setup_argv_and_call_main.
8948 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
8950 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
8951 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
8952 and AVOID_LPASTE is cleared on meeting an unescaped newline.
8953 * cppmacro.c (builtin_macro): Set builtin flags here.
8954 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
8955 (replace_args): Clarify intent.
8956 (cpp_get_token): Macro expansion tokens get the saved flags.
8958 * cppmain.c (scan_buffer): Remove now-redundant print.printed
8961 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
8963 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
8966 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8968 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
8969 returns Pmode pseudo, but we need ptr_mode.
8970 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
8971 Remove bogus conversions; use HOST_WIDE_INT for size.
8972 Don't use TARGET if wrong mode.
8974 * config/i386/i386.c (ix86_compute_frame_size): Allow
8975 stack_alignment_needed to be non-default even if size is zero.
8977 2001-01-31 Alan Modra <alan@linuxcare.com.au>
8979 * pa.c (hppa_init_pic_save): New function.
8980 * pa.h (hppa_init_pic_save): Declare.
8981 * pa.md (call, call_value, sibcall, sibcall_value): Use
8982 the above instead of duplicated code.
8984 * pa.c (hppa_encode_label): Correct size of alloca buffer
8985 so we don't overrun it. Correct leading `*' case.
8986 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
8987 need to handle `*@'.
8988 (FUNCTION_NAME_P): Likewise.
8990 2001-01-31 Richard Henderson <rth@redhat.com>
8992 * config.gcc (alpha-osf5): Use float-i128.h.
8994 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
8995 * config/float-i32.h: Likewise.
8996 * config/float-i64.h: Likewise.
8997 * config/float-sh.h: Likewise.
8998 * config/float-sparc.h: Likewise.
9000 2001-01-31 DJ Delorie <dj@redhat.com>
9002 * expmed.c (extract_bit_field): allow non-integral modes if we
9003 want to extract a whole register from itself.
9005 2001-01-31 Jakub Jelinek <jakub@redhat.com>
9007 * c-typeck.c (set_init_index): If first is equal to last, assume as
9008 if it was not a range at all.
9010 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9012 * config/fp-bit.c: Include tm.h.
9013 (float_to_si): Don't assume SImode is 32-bits wide.
9014 (float_to_usi): Likewise.
9016 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9018 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9020 (typename): Call pending_xref_error after parsing typed_typespecs.
9021 * c-decl.c (lookup_tag): Give error immediately rather than
9022 leaving it pending if the tag of the wrong type is in the same
9024 (xref_tag): Don't pedwarn for forward declarations of enum types
9026 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9029 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9031 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9033 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9035 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9036 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9038 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9040 * cpphash.h (struct cpp_reader): New saved_flags.
9041 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9042 to avoid a paste after a pasted token.
9044 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9046 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9047 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9048 Wtype_MIN instead of LONG_MIN.
9050 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9052 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9054 * fixinc/fixincl.x: Regenerated.
9055 * fixinc/inclhack.def (irix_limits_const): New definition to
9056 convert "const" to "__const" in limits.h.
9058 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9060 * fixinc/genfixes (AG): Fix "autogen4" thinko.
9062 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9064 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
9065 when register dies in the insn.
9067 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9069 * diagnostic.c (fatal): Fix word wrap.
9071 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
9073 * combine.c (try_combine): Fix SUBREG setting for
9074 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
9076 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9078 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
9081 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9083 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
9085 * toplev.c (decode_W_option): Update warn_larger_than
9086 unconditionally for each processed switch.
9088 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9090 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
9092 (hppa_expand_prologue): Delete code to save pic offset table register
9093 in the function prologue.
9094 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
9095 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
9096 table register at the beginning of the function after the prologue.
9098 2001-01-29 lars brinkhoff <lars@nocrew.org>
9100 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
9102 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
9103 Jeff Law <law@redhat.com>
9105 * pa.md (return): Revise comment for trivial return.
9106 (return_internal): Non-trivial return pattern for non-PIC code.
9107 (return_internal_pic): Non-trivial return pattern for PIC code.
9108 It uses the PIC register to ensure it is restored after
9110 (epilogue): Generate appropriate return for PIC and non-PIC code.
9112 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
9114 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
9116 2001-01-29 DJ Delorie <dj@redhat.com>
9118 * combine.c (if_then_else_cond): Pass the correct mode to
9119 operand_subword() for constants.
9121 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
9123 * config/i386/cygwin.h: Add w32api to include search. Search different
9124 directories in a cross-build environment.
9126 2001-11-29 Tim Josling <tej@melbpc.org.au>
9128 * tree.h (TYPE_STUB_DECL): Add documentation.
9130 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
9132 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
9133 (sdbout_field_types): Likwise. Fix use of host_integerp.
9135 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
9137 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
9140 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
9142 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
9143 to use flag_gnu_linker.
9145 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9147 * cpplib.c (T_BAD_DIRECTIVE): Remove.
9148 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
9150 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
9152 * tree.c, tree.h (build_parse_node): Remove; was identical to
9154 * c-lang.c (start_cdtor), objc/objc-act.c
9155 (build_module_descriptor): Use build_nt instead of
9158 2001-01-29 Jakub Jelinek <jakub@redhat.com>
9160 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
9161 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
9162 not have any upper bits set.
9164 2001-01-29 Phil Edwards <pme@sources.redhat.com>
9166 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
9168 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9170 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
9172 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
9174 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
9175 (integer_minus_one_node): Define.
9177 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
9179 * Makefile.in (bootstrap2-lean): Fix typo.
9181 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
9183 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
9184 : Don't set fe_value.
9185 * cpplib.h (AVOID_LPASTE): New flag.
9186 (struct cpp_hashnode): Remove fe_value.
9187 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
9188 * cppmacro.c (builtin_macro): Don't set flags here.
9189 (replace_args): Set AVOID_LPASTE flag on first token of an
9190 argument, and the token following it.
9191 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
9192 macro expansion, and on the token following it. Do it for
9194 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
9196 2001-01-27 Richard Henderson <rth@redhat.com>
9198 * config/alpha/t-ieee: Remove multilibbing.
9199 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9201 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9203 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9205 * Makefile.in: Remove all dependencies on defaults.h.
9206 * builtins.c: Don't include defaults.h.
9207 * c-common.c: Likewise.
9208 * c-decl.c: Likewise.
9209 * c-pragma.c: Likewise.
9210 * c-typeck.c: Likewise.
9211 * combine.c: Likewise.
9213 * frame-ia64.c: Likewise.
9214 * cppexp.c: Likewise.
9215 * crtstuff.c: Likewise.
9216 * dbxout.c: Likewise.
9217 * dwarf2out.c: Likewise.
9218 * dwarfout.c: Likewise.
9219 * emit-rtl.c: Likewise.
9220 * except.c: Likewise.
9222 * final.c: Likewise.
9223 * frame-dwarf2.c: Likewise.
9224 * libgcc2.c: Likewise.
9225 * optabs.c: Likewise.
9226 * profile.c: Likewise.
9227 * sdbout.c: Likewise.
9228 * toplev.c: Likewise.
9229 * tradcif.y: Likewise.
9231 * varasm.c: Likewise.
9233 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9235 * builtins.c (expand_builtin_fputs): Use size_one_node when
9236 transforming into fwrite.
9238 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9240 * extend.texi (Attribute Syntax): New section.
9242 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9244 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9245 they didn't need fixing.
9247 2001-01-27 Janis Johnson <janis@us.ibm.com>
9249 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9251 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9252 to remove macro definitions that are duplicated from elfos.h.
9254 2001-01-27 Richard Henderson <rth@redhat.com>
9256 * config/i386/sco5gas.h: Move ...
9257 * config/usegas.h: ... here.
9258 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9260 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9262 * c-typeck.c (struct constructor_stack): Add range_stack member.
9263 (really_start_incremental_init): Clear it.
9264 (push_init_level): Save constructor_range_stack and clear it if
9265 pushing explicit braces.
9266 (pop_init_level): abort if constructor_range_stack is non-zero at
9267 explicit closing brace. Restore saved constructor_range_stack if
9270 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9272 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9273 into register was forced into memory.
9275 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9277 * Makefile.in: Remove uses of + before $(MAKE).
9279 2001-01-26 Richard Henderson <rth@redhat.com>
9281 * stmt.c (cost_table): Remove.
9282 (COST_TABLE, cost_table_initialized): New.
9283 (estimate_case_costs): Use the later instead of the former.
9284 (balance_case_nodes): Likewise.
9286 2001-01-26 Richard Henderson <rth@redhat.com>
9288 * alias.c (objects_must_conflict_p): Read-only slots may not
9289 conflict despite having the same type.
9291 2001-01-27 Michael Hayes <mhayes@redhat.com>
9293 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9295 (check_ext_dependant_givs): Initialise u_start_val and
9297 (load_mems): Make last_max_reg unsigned.
9298 (try_swap_copy_prop): Use INSN_P and initialise set.
9300 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9302 * README.AVR : Removed.
9304 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9306 * pa-64.h (text_section): Remove declaration.
9308 * pa.md (return_internal): Remove mode on PIC register use.
9310 2001-01-25 lars brinkhoff <lars@nocrew.org>
9312 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9313 ASM_CLOSE_PAREN): fix typos.
9315 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9317 * acconfig.h: Define `const' to the empty string if neither
9318 __STDC__ nor __cplusplus is defined.
9319 * config.in: Regenerated.
9321 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9323 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9324 * collect2.c (main): Delete importf. Add ".obj" file extension.
9325 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9326 (aix_std_libs): Add additional AIX libraries to skip.
9327 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9328 * config/rs6000/aix51.h: New file.
9330 2001-01-25 Michael Hayes <mhayes@redhat.com>
9332 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9333 (loop_insn_emit_before): No longer static.
9334 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9335 (loop_givs_rescan, load_mems): Likewise.
9336 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9337 (maybe_eliminate_biv_1):
9338 (move_movables): Replace emit_call_insn_before with
9339 loop_call_insn_hoist.
9340 * loop.h (loop_insn_emit_before): Add.
9341 * unroll.c (copy_loop_body): Replace emit_insn_before with
9342 loop_insn_emit_before.
9344 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
9346 * diagnostic.c (fatal): Request preprocessed source.
9348 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
9350 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
9351 olddecl has argument types and newdecl has none, use the argument
9354 2001-01-24 Ulrich Drepper <drepper@redhat.com>
9356 * dwarf2out.c (prefix_of): New function. Determine longest common
9357 prefix of the two arguments. The units are whole path components.
9358 (output_file_names): When adding a new directory find the one entry
9359 with the longest common prefix already in the list. Artificially
9360 generate entry if there is none for this prefix.
9361 Fix test to check whether the zeroth directory entry is used.
9363 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
9365 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
9366 Changed all callers. Take it into account when deciding if a
9367 previously loaded value matches.
9369 2001-01-24 Richard Henderson <rth@redhat.com>
9371 * reload.c (find_reloads_subreg_address): Fail the substitution
9372 if the resulting address is insufficiently aligned.
9374 2001-01-24 DJ Delorie <dj@redhat.com>
9376 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
9377 check the original operand's mode also.
9378 * simplify-rtx.c (simplify_ternary_operation): Ditto.
9380 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9382 * c-parse.in (cast_expr): Move compound literals from here ...
9383 (primary): ... to here. Use standard terminology "compound
9384 literal" instead of "constructor expression".
9386 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
9388 * gcc.1, cpp.1: Regenerate.
9390 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
9392 * calls.c (emit_library_call_value_1): Memory slot for
9393 pass-by-reference argument should have the mode of the argument,
9394 not of the pointer to it.
9396 2001-01-24 Tom Tromey <tromey@redhat.com>
9398 * gcc.texi (G++ and GCC): Mention gcj manual.
9399 (Standards): Link to section of manual mentioning gcj/Java
9402 2001-01-24 Jakub Jelinek <jakub@redhat.com>
9404 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
9405 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
9406 * tradcpp.c (main): Add -imacros or -include'd dependencies
9408 * cpp.texi (-M, -MM): Document -M -include behaviour.
9410 2001-01-24 Roger Collins <roger@ProProject.com>
9412 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
9414 2001-01-24 Will Cohen <wcohen@redhat.com>
9416 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
9417 whether registers are 32 bits or 64 bits in size.
9419 2001-01-24 Ben Elliston <bje@redhat.com>
9421 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
9423 2001-01-24 Richard Henderson <rth@redhat.com>
9425 * config/alpha/alpha.md (builtin_longjmp_internal): New.
9426 (builtin_longjmp): Use it instead of emit_indirect_jump.
9428 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
9430 * bb-reorder.c (make_reorder_chain_1): Handle case where
9431 jump edge goes to the same block as the fallthru edge.
9433 2001-01-23 Jim Wilson <wilson@redhat.com>
9435 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
9436 * frame.h (__ia64_personality_v1): Add prototype.
9437 * libgcc2.c (ia64_throw_helper): Change personality declaration to
9438 prototype form. Add void * cast to first argument to personality
9440 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
9441 (asctoe113): Likewise.
9442 * config/ia64/frame-ia64.c: Include eh-common.h.
9443 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
9445 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
9447 (itanium_split_issue): Add prototype.
9448 (gen_nop_type): Ifdef out.
9449 (find_best_packet): Initialize best_packet.
9450 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
9452 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
9453 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
9454 (flushrs): Add explicit stop bit at end.
9455 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
9458 2001-01-23 Chris Demetriou <cgd@broadcom.com>
9460 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
9462 * libgcc2.c (__terminate_func): Make variable static.
9463 (__terminate_set_func): New function to set __terminate_func.
9464 * libgcc2.h (__terminate_func_ptr): New typedef.
9465 (__terminate_set_func): New function.
9467 2001-01-23 Richard Henderson <rth@redhat.com>
9469 * flow.c (init_propagate_block_info): Don't consider unchanging
9470 memories for dead frame store elimination.
9472 2001-01-23 Richard Henderson <rth@redhat.com>
9474 * varasm.c (UNIQUE_SECTION): Move default implementation ...
9475 * defaults.h: ... here.
9477 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9479 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
9481 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9483 * c-lex.c (lex_charconst): Fix typo: s/p/str.
9485 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9487 * rs6000.h (rs6000_return_addr): Move prototype from here...
9488 * rs6000-protos.h (rs6000_return_addr): ...to here.
9489 (rs6000_init_expanders): Delete prototype.
9491 2001-01-23 Nick Clifton <nickc@redhat.com>
9493 * invoke.texi: Replace , with \, inside @gccoptlist macros.
9494 (Spec Files): Document %B and %j and %. and %v3 and %M and
9495 %{S*&T} spec switches.
9497 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9499 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
9501 2001-01-23 Chris Demetriou <cgd@sibyte.com>
9502 Neil Booth <neil@daikokuya.demon.co.uk>
9504 * cpperror.c: Merge handlers of PEDWARN and WARNING.
9505 Have -Werror make pedantic warnings errors, like the
9508 2001-01-23 Phil Edwards <pme@sources.redhat.com>
9510 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
9512 2001-01-23 Jakub Jelinek <jakub@redhat.com>
9514 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
9515 * integrate.c (expand_inline_function): Initialize them.
9516 (subst_constants): If changing COMPARE so that both its arguments
9517 will be VOIDmode and the comparison mode will be lost, note
9518 compare_mode. Use the recorded compare_mode to optimize
9521 2001-01-23 Jason Merrill <jason@redhat.com>
9523 * dwarf2out.c (new_die): Use xcalloc.
9524 (output_die): Abort rather than emit a local reference to offset 0.
9526 2001-01-17 Andrew Haley <aph@redhat.com>
9528 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
9529 of a saved register; return NULL instead.
9530 (copy_reg): Take a pointer to a source register rather than a
9532 (next_stack_level): Remember the address in the stack frame of all
9534 Use the saved register pointer array as the source of the CFA.
9535 (throw_helper): Rewrite. Unwind once rather than twice and keep
9536 track of saved registers as we go.
9538 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9540 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
9541 * c4x.c (c4x_legitimize_reload_address): Remove.
9542 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
9543 reload address for ldp(k) insn.
9545 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
9547 * pa.md (return_internal): Add a USE of the PIC register to ensure
9548 it is restored after each call.
9549 (return expander): Corresponding changes.
9551 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9553 * rs6000.h (INIT_EXPANDERS): Delete.
9554 (RETURN_ADDR_RTX): Call rs6000_return_addr().
9555 * rs6000.c (rs6000_override_options): Call *_machine_status from
9557 (rs6000_init_expanders): ...instead of here. Delete.
9558 (rs6000_mark_machine_status): New function.
9559 (rs6000_init_machine_status): Use xcalloc.
9560 (rs6000_return_addr): Generate RTX for the return address.
9561 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
9562 (rs6000_stack_info): Use it.
9564 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
9566 * gthr-win32.h: Include errno.h to get a declaration for
9567 EINVAL and _mingw.h if the target is mingw32.
9569 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
9571 * cpp.texi: Correct typos.
9573 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9575 * explow.c (probe_stack_range): Ensure value passed to
9576 stack_check_libfunc is ptr_mode, not Pmode.
9578 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
9580 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
9581 case, don't use operand_subword to calculate a SUBREG that is
9584 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
9586 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9588 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
9589 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
9590 valid. If not replace it by equivalent insns.
9592 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9594 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
9595 contains SYMBOL_REF, LABEL_REF and CONST_INT.
9596 (c4x_U_constraint, symbolic_address_operand): Likewise.
9597 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
9599 (c4x_r11_set_p, c4x_check_laj_p): New functions.
9600 * c4x-protos.h (c4x_check_laj_p): Add prototype.
9601 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
9602 anulling slot because of silicon bug.
9603 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
9605 2001-01-22 Alan Modra <alan@linuxcare.com.au>
9607 * cppexp.c (parse_charconst): Change `mask' type to agree
9610 2001-01-21 Richard Henderson <rth@redhat.com>
9612 * config/i386/i386.c (ix86_asm_file_end): Disable putting
9613 pic_label_name in a linkonce section.
9615 2001-01-17 Philipp Thomas <pthomas@suse.de>
9617 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
9619 * configure: Regenerate.
9621 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
9623 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
9624 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
9626 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
9628 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
9629 If REVERSE nonzero then condition code in X must be reversed.
9630 (encode_section_info): Optimise if/else.
9631 (avr_function_value): Fix formatting.
9633 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
9634 (difficult_branch): Likewise.
9635 (rvbranch): Likewise.
9636 (difficult_rvbranch): Likewise.
9638 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
9640 * config/avr/libgcc.S: Fix comment.
9642 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9644 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
9646 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9648 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
9650 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9652 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
9653 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
9654 * configure, config.in: Regenerate.
9655 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
9656 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
9657 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
9658 (doprint.o): New rule.
9660 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
9662 * c-typeck.c (digest_init): Handle boolean types as scalars.
9664 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9666 * stmt.c (expand_return): Don't return anything if size is zero.
9667 Delete redundant assignment to BYTES.
9668 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
9670 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
9672 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
9673 the same as the default library function names.
9674 * config/avr/avr.md: Document special characters after '%'.
9675 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
9676 knowing which of the call-used registers are really clobbered.
9677 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
9678 New. Both quotient and remainder from one libgcc.S call.
9679 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
9680 clobber as few registers as possible.
9681 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
9683 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
9685 * cppmacro.c (funlike_invocation_p): Don't move back up to the
9686 context of the top of the stack.
9688 2001-01-20 Jakub Jelinek <jakub@redhat.com>
9690 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
9691 (fixup_var_refs_insns): ...here.
9693 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
9695 * function.c (fixup_var_refs_insns): Break up into
9696 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
9697 [loop over entire insn list], and fixup_var_refs_insns_with_hash
9698 [loop over hash table entries].
9699 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
9700 fixup_var_refs_insns_with_hash, to match above changes.
9702 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
9704 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
9705 (libgcc.a): Likewise.
9706 (stmp-multilib): Likewise.
9707 (STAGE2_FLAGS_TO_PASS): Likewise.
9709 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
9711 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
9712 temporary if no_new_pseudos.
9714 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
9716 * cppinternals.texi: Update.
9718 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
9720 * arm.c (arm_init_builtins): Re-enable builtins.
9722 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9724 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
9725 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
9726 element to be null, and always expect an EXPR_LIST.
9727 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
9728 * sched-deps.c (sched_analyze_1): Likewise.
9729 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9731 * regclass.c (max_set_parallel): New variable.
9732 (reg_scan): Take it into account in computation of max_parallel.
9733 (reg_scan_mark_refs, case SET): Compute it.
9735 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
9737 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
9738 * function.c (assign_parms): Use INTVAL for a CONST_INT.
9740 2001-01-19 Jason Merrill <jason@redhat.com>
9742 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
9743 for the abstract instance of an inline function.
9745 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
9746 J"orn Rennecke <amylaar@redhat.com>
9748 * reload1.c (move2add_note_store): Treat all registers directly or
9749 indirectly derived from a base register as members of the same set
9751 (reload_cse_move2add): Adjust accordingly. Take mode and offset
9752 of base register into account.
9754 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
9756 * alias.c (find_base_value): Recognize TRUNCATE.
9757 (record_set): In PLUS case, invalidate if other summand is also a
9760 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9762 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
9763 entry to be EXPR_LIST.
9764 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
9765 be an EXPR_LIST (but not null, which other code doesn't allow).
9766 (note_stores): Properly handle PARALLEL in SET.
9767 Recursively call for top-level PARALLEL.
9768 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
9769 * sched-rgn.c (check_live_1, update_live_1): Likewise.
9771 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
9773 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
9775 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
9776 not pfile->skipping (== 0).
9778 2001-01-17 Nick Clifton <nickc@redhat.com>
9780 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
9783 2001-01-17 Jim Wilson <wilson@redhat.com>
9785 * invoke.texi (IA-64 options): Improve.
9787 2001-01-17 Tom Tromey <tromey@redhat.com>
9789 * invoke.texi (Optimize Options): Use `{}' to around @samp
9792 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
9794 * invoke.texi (-fno-guess-branch-probability): New option.
9796 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9798 * combine.c (try_combine): Don't set i3_subst_into_i2 for
9799 case of making new double-word constant.
9800 Revert last change: instead just test i3_subst_into_i2.
9802 2001-01-17 Jakub Jelinek <jakub@redhat.com>
9804 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
9805 Use q constraints instead of r.
9807 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
9809 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
9810 (machine_function): Define.
9811 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
9812 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
9813 pa_free_machine_status): New functions.
9814 (override_options): Set {init,mark,free}_machine_status to above.
9815 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9816 PIC_OFFSET_TABLE_REGNUM_SAVED.
9817 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
9818 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
9819 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
9820 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
9821 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9823 2001-01-15 DJ Delorie <dj@redhat.com>
9825 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
9829 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9831 * flow.c (propagate_one_insn): Make trying to delete a prologue
9832 or epilogue insn an ICE, not a warning. Allow doing this if
9833 the current function returns with stack pointer depressed.
9835 * combine.c (try_combine): If i3_subst_into_i2, properly check for
9836 I3 having more than one SET.
9838 2001-01-16 Jim Wilson <wilson@redhat.com>
9840 * invoke.texi: Document IA-64 options.
9842 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
9843 (fixup_errata): Delete TARGET_A_STEP use.
9844 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
9845 (TARGET_SWITCHES): Delete -ma-step option.
9846 * config/ia64/ia64.md (all FP patterns): Delete %B0.
9847 (movqicc_astep, movqi_internal_astep, movhicc_astep,
9848 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
9849 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
9850 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
9851 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
9853 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
9854 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
9855 cmovsi_internal): Delete ! TARGET_A_STEP check.
9857 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9859 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
9860 possibility to report bugs via postal mail. Change a URL and
9861 merge in a nearly duplicate statement...
9862 (Bug Reporting): ...from here.
9863 (Service): Refer to the Bug Reporting section instead of
9865 (Contributing): Remove trivial explanations concerning snapshots.
9867 2001-01-16 Alan Modra <alan@linuxcare.com.au>
9869 * cppmain.c (general_init): Don't use ANSI prototype.
9871 2001-01-16 Tom Tromey <tromey@redhat.com>
9873 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
9875 2001-01-16 Richard Henderson <rth@redhat.com>
9877 * config/i386/i386.h: Fix comment typo.
9878 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
9879 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
9881 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9883 * gcc.c: Revert previous -fsyntax-only-related change; move
9886 2001-01-16 Jakub Jelinek <jakub@redhat.com>
9888 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
9889 inmode after checking GET_CODE (op).
9891 2001-01-16 Richard Henderson <rth@redhat.com>
9893 * flow.c (struct propagate_block_info): Add mem_set_list_len.
9894 (MAX_MEM_SET_LIST_LEN): New.
9895 (propagate_one_insn): Update mem_set_list_len.
9896 (invalidate_mems_from_autoinc): Likewise.
9897 (invalidate_mems_from_set): Likewise.
9898 (mark_used_regs): Likewise.
9899 (init_propagate_block_info): Likewise. Stop collecting memories
9900 when we reach MAX_MEM_SET_LIST_LEN.
9901 (mark_set_1): Likewise.
9903 2001-01-16 Richard Henderson <rth@redhat.com>
9905 * unroll.c (precondition_loop_p): Fail if no iteration
9908 2001-01-16 Phil Edwards <pme@sources.redhat.com>
9910 * gcc.c: When -fsyntax-only is given, do not complain about
9913 2001-01-15 Richard Henderson <rth@redhat.com>
9915 * config/i386/i386.c (asm_output_function_prefix): Remove.
9916 (ix86_asm_file_end): New.
9917 (load_pic_register): Generate pic_label_name into a
9918 staticly allocated buffer.
9919 * config/i386/i386-protos.h: Update.
9920 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
9921 (ASM_FILE_END): New.
9922 * config/i386/i386afe.h: New file.
9923 * config.gcc (i?86-*-elf) [tm_file]: Use it.
9924 (i?86-*-{freebsd,linux*,moss*}): Likewise.
9925 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
9926 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
9927 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
9928 * config/i386/sco5.h (ASM_FILE_END): Likewise.
9929 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
9931 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9933 * Makefile.in (install-man): Remove explicit dependency on
9936 * configure.in, configure: Revert previous patch requiring perl
9939 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
9941 * toplev.c (flag_guess_branch_prob): New.
9942 (f_options): Add guess-branch-probability option.
9943 (rest_of_decl_compilation): Only estimate branch probability if
9945 (main): set flag_guess_branch_prob.
9947 * flags.h (flag_guess_branch_prob): New.
9949 2001-01-15 DJ Delorie <dj@redhat.com>
9951 * gcc.texi (Makefile): Add documentation for Makefile targets.
9953 2001-01-15 Philip Blundell <philb@gnu.org>
9955 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
9957 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
9958 (is_pic): Delete declaration.
9959 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
9960 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
9961 * config/arm/arm.md (builtin_setjmp_receiver): New.
9963 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9965 * arm.c (use_return_insn): Don't try to determine the function type
9966 until after reload has completed.
9967 (arm_output_epilogue): Don't adjust the sp value recovered from the
9969 (emit_multi_reg_push): Don't record dwarf information for the pc.
9970 * arm.md (eh_epilogue): The function type may have changed, so it
9971 needs to be recalculated.
9972 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
9973 unwind tables on arm/netbsd.
9975 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9977 * arm.md (cbranchsi4): Correct calculation of branch ranges.
9978 (negated_cbranchsi4): Likewise.
9980 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9982 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
9983 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9984 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
9985 pass -mapcs-* options to assembler.
9986 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
9987 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9988 (ASM_SPEC): Call subtarget_extra_asm_spec.
9990 2001-01-15 Andreas Jaeger <aj@suse.de>
9992 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
9994 (ix86_expand_builtin): Likewise.
9996 * gencodes.c (output_predicate_decls): Make i size_t to avoid
9997 warning about comparison between signed and unsigned.
9999 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10001 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
10003 2001-01-14 Ralf Baechle <ralf@gnu.org>
10005 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
10006 SUBTARGET_CPP_SPEC apropriatly.
10008 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10010 * varasm.c (make_decl_rtl): Fix typo in last change.
10012 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10014 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10015 linker supports the init_priority C++ attribute.
10016 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10017 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10018 linker does not support init_priority C++ attribute.
10020 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10022 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10024 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10026 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10027 * cp/lex.c (finish_parse): Similarly.
10028 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10029 Return the number of errors encountered.
10030 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10031 * cppmain.c (main): Don't call cpp_destroy.
10033 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10035 * configure.in: Require at least perl 5.6.0 to regenerate
10037 * configure: Regenerate.
10039 2001-01-14 Richard Henderson <rth@redhat.com>
10041 * genrecog.c (DT_veclen_ge): New.
10042 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10043 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10044 (nodes_identical_1): Handle DT_veclen_ge.
10045 (write_cond, debug_decision_2): Likewise.
10047 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10049 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10051 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10053 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10055 * cppmain.c (do_preprocessing): New function; most of the old
10057 (main): Call it to do most of the work.
10058 (cb): Move from global scope to set_callbacks ().
10059 (setup_callbacks): Get the callback pointer.
10060 (general_init, printer_init): Clean up code and comments.
10062 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10064 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
10067 2001-01-14 Kazu Hirata <kazu@hxi.com>
10069 * config/h8300/h8300.c (get_shift_alg): Update comments.
10071 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10073 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
10074 (alloc_page, ggc_alloc): Add casts to remove warnings.
10076 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10078 * combine.c (simplify_comparison): Don't change `code' when
10079 can't reverse comparison.
10081 2001-01-14 Richard Henderson <rth@redhat.com>
10083 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
10084 update all call sites. Return true for all non-label constants.
10086 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
10088 * i386.c (ix86_expand_compare): Add bypass_test and second_test
10090 (ix86_expand_branch): Update.
10091 (ix86_expand_setcc): Update to handle multiple test conditions.
10092 (expand_int_movcc): Likewise.
10093 (expand_fp_movcc): Likewise.
10094 * i386-protos.h (ix86_expand_compare): New.
10095 * i386.md (andqi_?_slp, orqi_?_slp): New.
10096 (conditional trap expander): Update call to ix86_expand_compare.
10098 2001-01-14 Richard Henderson <rth@redhat.com>
10100 * config/vax/vax.md: Use nonimmediate_operand instead of
10101 general_operand in destinations.
10103 * config/vax/vax.md (indirect_jump): Use register_operand.
10105 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
10106 * config/vax/vax.md (call_pop): Turn into an expander.
10107 (call_value_pop): Likewise.
10108 (call, call_value): New.
10110 2001-01-14 Andreas Jaeger <aj@suse.de>
10112 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
10114 (ix86_fp_compare_mode): Add unused attribute.
10115 (ix86_expand_fp_movcc): Remove unused variable.
10116 (ix86_expand_builtin): Make fcode unsigned.
10118 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
10119 (expand_expr): Add cast to avoid signed warning.
10120 (store_field): Likewise.
10121 (store_constructor_field): Likewise.
10122 (store_constructor): Likewise.
10123 (store_expr): Likewise.
10124 (clear_storage): Likewise.
10125 (emit_group_store): Likewise.
10126 (emit_group_load): Likewise.
10128 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10130 * c-common.c: Move format checking code to ...
10131 * c-format.c: ... here. New file. Reorder some functions and
10133 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
10135 * c-common.h (decl_handle_format_attribute,
10136 decl_handle_format_arg_attribute): Declare.
10137 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
10138 (c-common.o): Adjust dependencies.
10139 (c-format.o): New list of dependencies.
10141 2001-01-13 Jakub Jelinek <jakub@redhat.com>
10143 * unroll.c (loop_iterations): If we cannot prove iteration variable
10144 is set once in each iteration, punt.
10146 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
10148 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
10149 (*strlenhi): Remove clobber (which was buggy) of output address.
10151 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10153 * Makefile.in (generated-manpages): Add gcc.1
10154 ($(srcdir)/gcc.1): New target.
10155 (maintainer-clean): Delete $(srcdir)/gcc.1.
10156 * gcc.texi: Add macros @gccoptlist and @gol.
10157 * invoke.texi: Include option summary in manpage. Mark up option
10158 summary with @gccoptlist and @gol. Use @r in one place where
10160 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
10161 * gcc.1: Generate from invoke.texi.
10163 2001-01-13 Richard Henderson <rth@redhat.com>
10165 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
10166 (struct page_entry): Add group member.
10167 (struct page_group): New.
10168 (struct globals): Add page_groups member.
10169 (alloc_anon): Only define for using mmap; remove valloc call.
10170 (page_group_index): New.
10171 (set_page_group_in_use): New.
10172 (clear_page_group_in_use): New.
10173 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
10174 (free_page, release_pages): Likewise.
10175 * configure.in (with-gc): Default to ggc-page always.
10177 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10179 * reload1.c (replace_pseudos_in_call_usage): Use
10180 reg_equiv_constant and reg_equiv_address, and don't try
10181 regno_reg_rtx first.
10183 2001-01-13 Richard Henderson <rth@redhat.com>
10185 * ggc-page.c (alloc_page): Round up allocation size to one page.
10186 Set e->order on extra pages.
10188 2001-01-13 Richard Henderson <rth@redhat.com>
10190 * genrecog.c (nodes_identical): Expand commentary.
10191 (write_switch): Watch out for identical nodes.
10193 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10195 * cppfiles.c (_cpp_fake_include): New function.
10196 * cpphash.h (_cpp_fake_include): New.
10197 * cpplib.c (do_line): Call _cpp_fake_include when entering
10198 header files in preprocessed input.
10199 * cppmain.c (cb_pragma_implementation): Remove handling.
10200 (setup_callbacks): Don't register pragmas.
10202 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10204 * extend.texi: Udate for CPP.
10206 2001-01-13 Andreas Jaeger <aj@suse.de>
10208 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10210 * regmove.c: Add prototype for replace_in_call_usage.
10212 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10214 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10215 struct cpp_chunk, struct htab, struct toklist,
10216 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10217 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10218 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10219 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10220 (struct macro_args): Delete.
10221 * cpphash.h: See above.
10223 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10225 * cppmain.c (struct printer): Remove no_line_dirs.
10226 (options, cb): New.
10227 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10228 : Use options rather than CPP_OPTION.
10229 (setup_callbacks): Use cb rather than pfile->cb.
10230 (main): No need to check for a buffer. Use cpp_errors.
10231 (printer_init): Don't set no_line_dirs.
10232 (maybe_print_line): Use options not no_line_dirs.
10233 (cb_file_change): Don't call print_line if -P.
10235 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10237 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10239 * c-parse.in (finish_parse): Use cpp_errors.
10240 (__yylex): Use return value of cpp_pop_buffer.
10241 * cp/lex.c (finish_parse): Use cpp_errors.
10242 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10244 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10246 * README.AVR: URLs corrected.
10248 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10250 * c-decl.c (start_function): Don't warn if old prototype is builtin
10251 that's not in C's namespace.
10252 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10253 (_bb): Add prototype for ctime.
10254 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10256 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10258 * i386.c (ix86_fp_comparison_arithmetics_cost,
10259 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10260 ix86_fp_comparison_cost): New functions.
10261 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10262 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10263 two-branch sequences; make static.
10264 (ix86_use_fcomi_compare): Do decision according to the costs.
10265 (split_fp_branch): New.
10266 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10267 * i386-protos.h (ix86_expand_fp_compare): Remove
10268 (ix86_split_fp_branch): Declare.
10270 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10271 and ix86_comparison_operator.
10273 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10274 to make it cheaper.
10276 * i386.c (put_condition_code): Output properly the unordered/ordered
10277 compares in fp case.
10278 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10280 * tm.texi (REVERSE_CONDITION): Document.
10281 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10282 in -ffast-math mode.
10283 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10285 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10287 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10289 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10292 * config/sh/sh.c (mova_p): Fix test for mova_const.
10294 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10296 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10297 cpp_get_options rather than dereferencing pfile and using
10299 * scan-decls.c (scan_decls): Use return value of
10300 cpp_pop_buffer rather than CPP_BUFFER.
10302 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10304 * cppinit.c (cpp_handle_option): help_only is now part of the
10305 cpp_options structure.
10306 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10307 cpp_set_callbacks): New functions.
10308 * cpplib.h (cpp_callbacks): Break out as a named structure.
10309 (cpp_options): Move help_only here from cpp_reader.
10310 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10311 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10312 cpp_set_callbacks): New prototypes.
10313 * cppmain.c (main): Update for help_only.
10315 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10317 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10318 Also build and remove and install and uninstall c-tree.info and
10320 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10321 ($(srcdir)/cppinternals.info): New target.
10322 * c-tree.texi: Change file name used when makeinfo used without -o
10323 from ir.info to c-tree.info. Add info directory entry.
10324 * cppinternals.texi: Add info directory entry.
10325 * .cvsignore: Update.
10327 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10329 * c-typeck.c (store_init_value): Don't require constant initializer
10330 elements with -pedantic -std=c99.
10331 (digest_init): Change error about non-constant initializer elements
10333 (constructor_range_end): Remove.
10334 (constructor_incremental, designator_depth,
10335 designator_errorneous): New variables.
10336 (struct constructor_stack): Remove range_end, add incremental.
10337 (struct constructor_range_stack, constructor_range_stack): New.
10338 (struct initializer_stack): Add constructor_range_stack.
10339 (finish_init): Set it.
10340 (start_init): Likewise. require_constant_elements for non-static
10341 trees only if not flag_isoc99.
10342 (really_start_incremental_init): Remove constructor_range_end, add
10343 constructor_incremental.
10344 (pop_init_level): Likewise.
10345 (push_init_level): Likewise. If implicit and the subobject had some
10346 value set already, preinitialize the level with it.
10347 Warn about missing braces only if not pushing due to designators.
10348 (set_designator, push_range_stack): New functions.
10349 (set_init_label): Use them.
10350 (set_init_index): Likewise. Remove constructor_range_end.
10351 Error if designator index is outside of array bounds.
10352 (add_pending_init): Compare values of purpose index trees, not the
10353 trees themselves. Allow overwriting of already initialized element.
10354 Issue a warning if it had side-effects.
10355 (set_nonincremental_init, set_nonincremental_init_from_string): New
10357 (pending_init_member): Rename to...
10358 (find_init_member): ...this function. Call set_nonincremental_init
10359 if necessary. Compare values of purpose index trees, not the trees
10360 themselves. Return the actual value, not just non-zero if something
10362 (output_init_element): Remove checks for duplicates.
10363 If field has zero size, only check the initializer for correctness.
10364 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
10365 if constructor_incremental is zero. Change error about initializers
10366 not computable at load time into pedwarn.
10367 (output_pending_init_elements): Compare bit positions, not
10368 FIELD_DECLs to take into account zero-sized fields.
10369 (process_init_element): Use constructor_range_stack to fill all
10370 ranges in the designator lists from current level up.
10371 * extend.texi: Update documentation for labeled elements.
10373 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
10375 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
10376 to function usage for arguments passed by reference. Optimize
10377 callee-copied arguments.
10378 * regmove.c (replace_in_call_usage): New function.
10379 (fixup_match_1): Call it.
10380 * cse.c (cse_insn): Canonicalize registers in function usage.
10381 * reload1.c (replace_pseudos_in_call_usage): New function.
10384 * Makefile.in: Reverted yesterday's wrong patch. Installed the
10387 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10389 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
10392 2001-01-12 DJ Delorie <dj@redhat.com>
10394 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
10395 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
10398 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10400 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
10401 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
10402 -std options alongside references to -ansi. Update some
10403 documentation for C99.
10404 * cpp.1: Regenerate.
10406 2001-01-12 Andreas Jaeger <aj@suse.de>
10408 * haifa-sched.c (restore_line_notes): Remove argument block B
10410 * sched-ebb.c (schedule_ebb): Change caller.
10411 * sched-rgn.c (schedule_region): Likewise.
10412 * sched-int.h (restore_line_notes): Adjust prototype.
10414 * loop.h: Remove wrong declaration of doloop_condition_get.
10416 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10418 * extend.texi: Move C++-extension-related node from the C section
10419 into the C++ section.
10421 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
10423 * extend.texi: Refer to an array of pointers to functions instead
10424 of one of functions.
10426 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
10427 Jan Hubicka <jh@suse.cz>
10429 * combine.c (reversed_comparison): Fix typo in last patch.
10431 (combine_reversed_comparison_code): Make static to follow
10432 prototype declaration.
10434 2001-01-12 Phil Edwards <pme@sources.redhat.com>
10436 * install.texi: Remove misplaced duplicate entry.
10438 2001-01-11 Ulrich Drepper <drepper@redhat.com>
10440 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
10442 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
10444 * final.c: (leaf_function_p): Fix typo.
10446 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
10448 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
10449 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
10451 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
10452 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
10453 mmap_anon, and valloc is available.
10454 * ggc-page.c: Restructure ifdef logic to match new autoconf
10455 spec. Don't throw away the test page in init_ggc.
10457 * configure, config.in: Regenerate.
10459 2001-01-12 Michael Hayes <mhayes@redhat.com>
10461 * loop.h (total_biv_increment): Constify iv_class pointer.
10462 (struct induction): Replace `mem_mode' with `mem' rtx.
10463 * unroll.c (total_biv_increment): Constify iv_class pointer.
10464 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
10465 (find_mem_givs, combine_givs_p): Likewise.
10466 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
10468 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
10470 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
10472 (__gthread_getspecific): Ditto.
10474 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
10476 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
10477 put_condition_code): Convert fp comparison codes to integer
10479 (ix86_expand_fp_compare): Postnote the fp comparison code converison
10482 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
10483 * i386-protos.h (no_comparison_operator): Kill.
10485 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
10487 * combine.c (REVERSIBLE_CC_MODE): Remove.
10488 (reversible_comparison_p): Remove.
10489 (combine_reversed_comparison_code): New.
10490 (reversed_comparison): New.
10491 (combine_simplify_rtx): Use
10492 combine_reversed_comparison_code/reversed_comparison instead
10493 of reversible_comparison_p.
10494 (simplify_if_then_else): Likewise.
10495 (simplify_set): Likewise.
10496 (simplify_logical): Likewise.
10497 (if_then_else_cond): Likewise.
10498 (known_cond): Likewise.
10499 (simplify_comparison): Likewise.
10501 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
10503 * builtins.c (std_expand_builtin_va_start): Handle varargs when
10504 sizeof (int) is larger than sizeof(__word__).
10506 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10508 * cppinit.c (do_includes): Fix typo.
10510 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10512 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
10513 in S_REGS does not occur because not all sources are possible
10514 when a S_REGS is a destination (sometimes needs a clobber).
10515 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
10516 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
10517 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
10518 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
10519 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
10520 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
10521 (lshrdi_const1, lshrsi3_const16): Likewise.
10522 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
10523 (*movhi_68hc12, *movqi_68hc12): Likewise.
10524 (movstrictqi): Make sure reloading in D_REGS as a destination
10527 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10529 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10531 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10533 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
10534 -D, -U and -A, and don't initialize the builtins.
10535 (do_includes): Error if -include or -imacros with -fpreprocessed.
10536 * cppmain.c (cb_define, cb_undef): Unconditionally process
10538 * tradcpp.c (main): Fix typo.
10540 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
10542 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
10543 (read_name_map): Use IS_ABSOLUTE_PATH.
10544 * tradcpp.c (get_filename): Likewise.
10546 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10548 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
10549 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
10550 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
10551 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
10552 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
10553 (cmphi_z_used): Don't use '@' for the output.
10554 (tstqi_z_used): Likewise.
10555 (cmpqi_z_used): Likewise.
10556 (one_cmplsi2): Likewise.
10558 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10560 * config/sh/sh.c (barrier_align): Recognize branch around far
10561 branch and redundant insn.
10563 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
10565 * invoke.texi: Restore documentation of the drivers' switches -MD
10568 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10570 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
10572 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
10573 check-objc//%): Support parallel testing of multilibs.
10574 (TESTSUITEDIR): Set to testsuite by default, but override for
10576 (check-gcc, check-g++, check-g77, check-objc): Enter
10579 2001-01-11 Bernd Schmidt <bernds@redhat.com>
10581 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
10582 * sched-deps.c (deps_may_trap_p): Likewise.
10583 * basic-block.h: Remove a comment.
10584 * flow.c (PROP_POSTRELOAD): Remove.
10585 (update_life_info): Don't add it to prop_flags.
10586 (mark_set_1): Lose the code that was enabled by it.
10588 2001-01-11 Michael Hayes <mhayes@redhat.com>
10590 * flow.c (flow_call_edges_add): New.
10591 * basic_block.h (flow_call_edges_add): New.
10593 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
10595 * reload1.c (move2add_note_store): Update reg_set_luid even if
10596 base reg remains the same.
10598 2001-01-10 Nick Clifton <nickc@redhat.com>
10600 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
10601 machine_function structure to zero.
10602 Add prototypes for machine_status functions.
10604 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10606 * c-common.h (CTI_VOID_LIST): Remove.
10607 (void_list_node): Likewise.
10608 * tree.h (TI_VOID_LIST_NODE): New enumeral.
10609 (void_list_node): New macro.
10610 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
10611 * config/i386/i386.c (ix86_init_builtins): Likewise.
10612 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
10614 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10616 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
10617 * cppinit.c (cpp_start_read): Update comment, remove unneeded
10619 * tradcpp.c: Include mkdeps.h.
10620 (deps, print_deps_phony_targets, deps_append, output_deps,
10621 init_dependency_output, output_deps): New.
10622 (deps_buffer, deps_allocated_size, deps_size, deps_column,
10623 deps_output): Delete.
10624 (print_deps_missing_files): Rename deps_missing_files.
10625 (inhibit_output): Make global.
10626 (main): Delete inhibit_output, deps_stream, deps_target.
10627 Use mkdeps functionality in the same way as cpplib. Remove
10628 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
10629 -M and -MM. Remove old handling of deps via deps_out, and
10630 old reading of environment variables.
10631 (get_filename): Update to use deps_add_dep.
10633 2001-01-10 Mark Mitchell <mark@codesourcery.com>
10635 * output.h (make_function_rtl): Remove prototype.
10636 (make_decl_rtl): Likewise.
10637 * varasm.c (make_function_rtl): Remove.
10638 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
10639 than from a third parameter.
10640 * tree.h (make_decl_rtl): Remove last parameter.
10641 * c-decl.c (builtin_function): Remove last argument in call to
10642 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
10643 (start_function): Likewise.
10644 * except.c (call_get_eh_context): Likewise.
10645 * expr.c (emit_block_move): Likewise.
10646 (clear_storage): Likewise.
10647 * profile.c (output_func_start_profiler): Likewise.
10648 * toplev.c (rest_of_decl_compilation): Likewise.
10649 * objc/objc-act.c (create_builtin_decl): Likewise.
10650 (synth_module_prologue): Likewise.
10651 (generate_static_reference): Likewise.
10652 (build_selector_reference_decl): Likewise.
10653 (build_class_reference_decl): Likewise.
10654 (build_objc_string_decl): Likewise.
10655 (build_protocol_reference): Likewise.
10657 2001-01-10 Richard Henderson <rth@redhat.com>
10659 * hwint.h: Revert yesterday's change.
10661 2001-01-10 Nick Clifton <nickc@redhat.com>
10663 * function.h (save_machine_status): Delete.
10664 (restore_machine_status): Delete.
10665 Amend comment describing {init|mark|free}_machine_status.
10667 * function.c (save_machine_status): Delete.
10668 (restore_machine_status): Delete.
10669 Amend comment describing {init|mark|free}_machine_status.
10670 (push_function_context_to): Remove invocation of
10671 save_machine_status.
10672 (pop_function_context_from): Remove invocation of
10673 restore_machine_status.
10675 * emit-rtl.c (init_emit_once): Amend comment describing
10676 {init|mark|free}_machine_status.
10678 * tm.texi (Per-Function Data): New node. Describe the
10679 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
10682 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10684 * cppinit.c (OPT_g): Remove.
10685 (cpp_handle_option): Update for removed -g3.
10686 (print_help): Update.
10687 * cpplib.h (struct cpp_options): Remove debug_output.
10688 * cppmain.c (setup_callbacks, cb_define): Update.
10689 * gcc.c (cpp_options): Translate -g3 to -dD.
10691 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
10693 * config/i960/i960.md: Change modifier to + on the zero_extract
10694 pattern after the (rotate -2 reg) canonicalization pattern.
10696 2001-01-10 Richard Henderson <rth@redhat.com>
10698 * config/alpha/alpha.c (alpha_free_machine_status): New.
10699 (override_options): Install it.
10700 (alpha_mark_machine_status): Verify machine non-null.
10701 * config/i386/i386.c (ix86_free_machine_status): New.
10702 (override_options): Install it.
10703 (ix86_init_machine_status): Use xcalloc.
10704 (ix86_mark_machine_status): Verify machine non-null.
10705 * config/ia64/ia64.c (ia64_free_machine_status): New.
10706 (ia64_override_options): Install it.
10707 (ia64_mark_machine_status): Verify machine non-null.
10709 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
10711 * function.c (instantiate_virtual_regs): Instantiate virtual
10712 registers found in CALL_INSN_FUNCTION_USAGE.
10714 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10716 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
10717 equivalent to -ansi in disabling -Di386.
10719 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
10721 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
10723 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
10725 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
10727 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
10729 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10731 * invoke.texi: Document that -fcond-mismatch isn't supported for
10734 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10736 * gcc.texi: Define macro gcctabopt.
10737 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
10738 @command, @env and @option in some places where appropriate. Use
10739 @gcctabopt where appropriate. Put URLs and email addresses inside
10742 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
10744 * gcc.c (cpp_options): Set MD file name from output
10745 filename, if specified.
10746 (suffix_subst): New static variable.
10747 (do_spec): Clear it.
10748 (do_spec_1, case '.'): Handle new `%.suffix' spec.
10750 (give_switch): Handle suffix_subst.
10752 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10754 * invoke.texi: Fix another typo.
10756 2001-01-10 Phil Edwards <pme@sources.redhat.com>
10758 * invoke.texi: Fix typo.
10760 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
10762 * c-lang.c (lang_hooks): Update.
10763 (lang_decode_option): Remove.
10764 (lang_init_options): Rename c_init_options.
10765 * toplev.c (main): Use lang_hooks for lang_init_options
10766 and lang_decode_option.
10767 * toplev.h (lang_hooks): Add 2 new hooks.
10768 * tree.h: Remove lang_init_options and lang_decode_option.
10769 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
10770 * cp/decl2.c: Similarly.
10771 * cp/lex.c (lang_init_options): Rename cxx_init_options.
10772 (lang_hooks): Update.
10773 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
10775 (lang_init_options): Rename ffe_init_options.
10776 (lang_hooks): Update.
10777 (lang_decode_option): Remove.
10778 * java/lang.c (lang_init_options): Rename java_init_options.
10779 (lang_decode_option): Rename java_decode_option.
10780 (lang_hooks): Update.
10781 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
10782 (lang_decode_option): Rename objc_decode_option.
10783 (lang_hooks): Update.
10785 2001-01-09 Nick Clifton <nickc@redhat.com>
10787 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
10788 (d30v_return_addr_rtx): Delete.
10789 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
10790 cfun->machine structure.
10791 (struct machine_function): Move to d30v.h
10792 (d30v_save_machine_status): Delete.
10793 (d30v_restore_machine_status): Delete.
10794 (d30v_init_machine_status): New Function.
10795 (d30v_mark_machine_status): New Function.
10796 (d30v_free_machine_status): New Function.
10797 (d30v_init_expanders): Use new functions.
10798 (d30v_return_addr): Use ra_rtx field in cfun->machine.
10799 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
10800 d30v_return_addr_rtx.
10802 * config/d30v/d30v.h (struct_machine): Move here.
10803 Add eh_epilogue_sp_ofs field.
10805 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
10806 field in cfun->machine structure.
10808 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
10810 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
10811 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
10812 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10814 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
10816 * objc/lang-options.h: Remove bogus reference to
10819 2001-01-09 Kazu Hirata <kazu@hxi.com>
10821 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
10824 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
10826 * reload.c (find_reloads_address): Check for eliminable registers
10827 when substituting a constant expression for a pseudo.
10829 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
10831 * c-common.c (enum format_type): Add format_type_error.
10832 (decode_format_type): New function.
10833 (decl_attributes): Use it.
10834 (format_kind_info): Adjust comment.
10836 2001-01-09 David O'Brien <obrien@BSDi.com>
10838 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
10839 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
10841 * config/i386/gnu.h: Don't include required platform specific .h files,
10842 tm.h will do it instead.
10843 * config/i386/i386elf.h: Likewise.
10844 * config/i386/linux.h: Likewise.
10845 * config/i386/moss.h: Likewise.
10846 * config/mips/gnu.h: Likewise.
10848 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10850 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
10851 (rs6000-ibm-aix3.[01]*): Likewise.
10852 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
10853 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
10854 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
10855 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
10856 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
10857 (powerpc-*-eabiaix*): Likewise.
10858 (powerpc-*-eabisim*): Likewise.
10859 (powerpc-*-elf*): Likewise.
10860 (powerpc-*-eabi*): Likewise.
10861 (powerpc-*-rtems*): Likewise.
10862 (powerpc-*-linux*libc1): Likewise.
10863 (powerpc-*-linux*): Likewise.
10864 (powerpc-wrs-vxworks*): Likewise.
10865 (powerpcle-wrs-vxworks*): Likewise.
10866 (powerpcle-*-sysv*): Likewise.
10867 (powerpcle-*-elf*): Likewise.
10868 (powerpcle-*-eabisim*): Likewise.
10869 (powerpcle-*-eabi*): Likewise.
10870 (powerpcle-*-solaris2*): Likewise.
10871 * config/rs6000/aix31.h: Delete includes.
10872 * config/rs6000/aix3newas.h: Likewise.
10873 * config/rs6000/aix41.h: Likewise.
10874 * config/rs6000/aix43.h: Likewise.
10875 * config/rs6000/beos.h: Likewise.
10876 * config/rs6000/rtems.h: Likewise.
10877 * config/rs6000/sysv4.h: Likewise.
10879 2001-01-09 Kazu Hirata <kazu@hxi.com>
10881 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
10882 Change an argument mode of machine_mode to shift_mode of
10883 shift_mode. Remove an extra error check.
10884 (emit_a_shift): Adopt to the new calling prototype of
10886 (function_prologue): Fix code for a monitor
10887 function. Support H8/S.
10888 (function_epilogue): Do not output pop for a monitor function.
10890 2001-01-09 Nick Clifton <nickc@redhat.com>
10892 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
10893 (setup_incoming_varargs): Use sysv_varargs_p field of the
10894 cfun->machine structure.
10895 (struct machine_function): Move to rs6000.h
10896 (rs6000_save_machine_status): Delete.
10897 (rs6000_restore_machine_status): Delete.
10898 (rs6000_init_machine_status): New Function.
10899 (rs6000_free_machine_status): New Function.
10900 (rs6000_init_expanders): Use new functions.
10902 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
10904 (struct machine_function): Move here.
10906 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
10907 sysv_varargs_p field of the cfun->machine structure.
10909 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
10911 (rs6000_restore_machine_status): Remove prototype.
10913 2001-01-09 Richard Henderson <rth@redhat.com>
10915 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
10916 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
10917 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
10918 (sched_analyze_2, sched_analyze_insn): Likewise.
10919 (sched_analyze, init_deps): Likewise.
10920 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
10921 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
10922 (compute_block_backward_dependences): Update propagate_deps call.
10924 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
10926 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
10928 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10930 * cppinit.c (OPT_MD, OPT_MMD): Restore.
10931 (cpp_handle_option): Handle them.
10932 (cpp_post_options): Ensure one of -M or -MM is specified with
10933 any other -M? option.
10934 (init_dependency_output): Suppress output with -MG.
10936 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10938 * cpp.texi: Update.
10939 * invoke.texi: Update.
10941 2001-01-09 Bernd Schmidt <bernds@redhat.com>
10943 * sh.md (reload_outsf): Generate recognizable patterns for
10946 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
10948 * c-lang.c (lang_hooks): Update.
10949 (lang_init): Rename c_init.
10950 (lang_finish): Remove.
10951 * toplev.c (compile_file): Use lang_hooks for lang_init ()
10952 and lang_finish ().
10953 * toplev.h (lang_hooks): Add init () and finish ().
10954 * tree.h (lang_init, lang_finish): Remove.
10955 * cp/tree.h (lang_init, lang_finish): Remove.
10956 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
10957 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
10959 (lang_init, lang_finish): Remove.
10960 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
10961 (lang_hooks): Update.
10962 * java/lang.c (lang_init): Rename java_init.
10963 (lang_finish): Remove.
10964 (lang_hooks): Update.
10965 * objc/objc-act.c (lang_init): Rename objc_init.
10966 (lang_finish): Remove.
10967 (lang_hoooks): Update.
10969 20001-01-09 Graham Stott <grahams@redhat.com>
10971 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
10972 after `ptr` is initialised.
10974 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10976 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
10977 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
10978 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
10979 stack adjusts, instead of r3.
10981 2001-01-09 Michael Hayes <mhayes@redhat.com>
10983 * flow.c (flow_loop_scan): Break out of ...
10984 (flow_loops_find) ... here.
10985 * basic-block.h (flow_loop_scan): New.
10986 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
10987 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
10989 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10991 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
10993 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
10994 realloc()ing macro_buffer.
10996 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
10997 if it's wider than long and the target's long is wider than the
11000 2001-01-09 Mark Mitchell <mark@codesourcery.com>
11002 Remove support for using UWIN as a host machine.
11003 * configure.in: Issue an error message.
11004 * configure: Regenerated.
11005 * config.gcc: Remove xm_* UWIN configury.
11006 * config/i386/xm-uwin.h: Remove.
11008 2001-01-08 Nick Clifton <nickc@redhat.com>
11010 * config/v850/v850.c (ra_rtx): Delete.
11011 (v850_save_machine_status): Delete.
11012 (v850_restore_machine_status): Delete.
11013 (v850_init_machine_status): New function.
11014 (v850_mark_machine_status): New function.
11015 (v850_free_machine_status): New function.
11016 (v850_return_addr): Use ra_rtx field in machine structure.
11017 (v850_init_expanders): Use new functions.
11019 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11020 * config/v850/v850.c: Change arguments to v850_output+* functions
11021 to take a const char *, to avoid compile time warning.
11022 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11023 (USER_LABEL_PREFIX): Redefine.
11025 2000-01-08 Jim Wilson <wilson@redhat.com>
11027 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11028 1 to unsigned HOST_WIDE_INT before left shift.
11030 2001-01-08 Nick Clifton <nickc@redhat.com>
11032 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11033 the machine structure has been allocated.
11034 (arm_free_machine_status): New function: Free the machine
11035 specific function structure.
11037 2001-01-08 Richard Henderson <rth@redhat.com>
11039 * jump.c (simplejump_p): Revert last change.
11041 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11043 * cppinit.c (init): Rename init_library.
11044 (cpp_create_reader): Update.
11045 * gcc.c (cpp_options): If -o given, use it as the target of
11048 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11050 * arm.c (arm_arch5e): New variable.
11051 (all_cores): XScale is a 5TE device.
11052 (arm_override_options): Set arm_arch5e.
11053 (arm_init_builtins): __builtin_prefetch is in arch5e.
11054 * arm.h (arm_arch5e): Declare it.
11056 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
11058 * arm.md (define_constants): Add defines for UNSPEC and
11059 UNSPEC_VOLATILE insns. Update all users.
11060 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
11061 * arm.c (multi_register_push, note_invalid_constants)
11062 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
11063 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
11064 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
11066 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
11068 * jump.c (jump_optimize_1): Use reversed_comparison_code
11069 instead of can_reverse_comparison_p.
11070 (jump_back_p): Likewise.
11071 (invert_exp_1): Likewise.
11072 (thread_jumps): Likewise.
11073 * simplify-rtx.c (simplify_unary_operation): Likewise.
11074 (simplify_ternary_operation): Likewise.
11075 * cse.c (find_comparison_args): Convert to use
11076 can_reverse_comparison_p.
11077 (record_jump_equiv): Likewise.
11079 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11081 * arm.h (HARD_REGNO_RENAME_OK): Delete.
11082 (EPILOGUE_USES): Define.
11083 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
11084 automatically stack the LR if it isn't live.
11086 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
11088 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
11091 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
11093 * ggc-page.c (max_alignment): New structure.
11094 (MAX_ALIGNMENT): New macro.
11095 (init_ggc): Use it to round up the sizes in the
11096 extra_order_size_table.
11098 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11100 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
11103 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11105 * builtins.def (BUILT_IN_FPRINTF): New entry.
11107 * c-common.c (c_expand_builtin_fprintf): New function.
11108 (init_function_format_info): Handle __builtin_fprintf.
11109 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
11110 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
11112 * c-decl.c (duplicate_decls): Adjust comment.
11114 * extend.texi (fprintf): Document new builtin.
11116 2001-01-07 Richard Henderson <rth@redhat.com>
11118 * jump.c (simplejump_p): Recognize any single_set jump
11119 of the proper form.
11121 2001-01-07 Richard Henderson <rth@redhat.com>
11123 * configure.in (slibdir): Accept an --with-slibdir option.
11124 Use "test" not "[" in configure. Default to $(libdir).
11126 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
11128 * config/t-aix43 (SHLIB_INSTALL): Likewise.
11129 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
11130 (SHLIB_LINK): Create links for the soname.
11131 * config/mips/t-iris6: Likewise.
11132 * config/sparc/t-slibgcc: Likewise.
11133 * config/sparc/t-slibgcc-sld: Likewise.
11135 2001-01-07 Jakub Jelinek <jakub@redhat.com>
11137 * config/i386/i386.c (constant_call_address_operand): Accept
11138 (const (plus (symbol_ref) (const_int))).
11139 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
11140 constant_call_address_operand.
11142 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11144 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
11145 and LONG_LONG_TYPE_SIZE > 32.
11147 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11149 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
11150 the previous change.
11152 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
11154 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
11156 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
11157 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
11158 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
11161 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11163 * fix-header.c (read_scan_file): s/pfile/scan_in/.
11165 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11167 * c-lang.c (c_post_options): Call cpp_post_options.
11168 * objc/objc-act.c (objc_post_options): Similarly.
11169 * cppmain.c (main): Similarly.
11170 * fix-header.c (read_scan_file): Similarly.
11171 * cppinit.c (cpp_start_read): Move option consistency checks
11172 to cpp_post_options. Don't call init_dependency_output.
11173 If needed, add default target and main file dependency.
11174 (OPT_MD, OPT_MMD): Remove.
11176 (cpp_handle_option): Update for OPT_* changes.
11177 (cpp_post_options): New.
11178 (init_dependency_output): Command line -MF overrides environment
11179 variables. Don't set default target etc. Suppress output
11180 if dependencies are going to stdout.
11181 (print_help): Update.
11182 * cpplib.h (cpp_post_options): New.
11183 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
11185 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
11187 * jump.c (comparison_dominates_p): Support unordered compares.
11189 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
11191 * simplify-rtx.c (simplify_relational_operation): Always simplify
11192 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
11195 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
11197 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
11198 (nonzero_bits): Likewise.
11199 (simplify_comparison): Likewise.
11200 (num_sign_bit_copies): Likewise; return more sane value depending
11201 on STORE_FLAG_VALUE.
11202 (known_cond): Do not assume EQ to be always true for equivalent
11205 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11207 * cse.c (fold_rtx): Handle unordered comparisons.
11209 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11211 * rtlanal.c (set_of_1): New static function.
11212 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11213 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11214 reg_set_last_last_regno): Remove.
11215 (set_of): New global function.
11216 (set_of_data): New structure.
11217 (reg_set_p, reg_set_last): Revamp for set_of.
11218 * rtl.h (set_of): New.
11220 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11222 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11223 * extend.texi: Document _Exit builtin.
11225 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11227 * (initialize, initialize_builtins,
11228 initialize_dependency_output, initialize_standard_includes):
11229 Rename s/initialize/init. Update.
11230 (init_dependency_output): Move to after
11231 cpp_handle_options, the correct location temporally at least.
11232 (opt_comp): Move next to init (), its caller. Fix prototype.
11233 (init): Make "initialized" local scope.
11234 (cpp_create_reader): Always call init ().
11235 (cpp_start_read): Update.
11236 (output_deps): New function, broken out of cpp_finish.
11237 (cpp_finish): Break out output_deps.
11239 2001-01-07 Richard Henderson <rth@redhat.com>
11241 * collect2.c (COFF specific stuff): Revert 12-06 patch
11242 to prototype system functions.
11244 2001-01-07 Michael Hayes <mhayes@redhat.com>
11246 * hard-reg-set.h: Add multiple include guard.
11247 * basic-block.h (struct loop): Add `sink' field.
11248 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11249 (emit_iv_add_mult): Delete.
11250 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11251 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11252 (unroll_loop): Remove end_insert_before argument.
11253 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11254 (maybe_eliminate_biv_1): Likewise.
11255 (emit_iv_add_mult): Delete.
11256 (gen_add_mult, loop_regs_update): New.
11257 (loop_insn_emit_after, loop_insn_emit_before): New.
11258 (loop_insn_sink, loop_insn_sink_or_swim): New.
11259 (emit_iv_add_mult): Delete.
11260 (scan_loop): Set loop->sink.
11261 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11262 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11263 (maybe_eliminate_biv_1): Likewise.
11264 (maybe_eliminate_biv_1): Add basic block argument.
11265 * unroll.c (unroll_loop): Remove end_insert_before argument.
11266 (find_splittable_regs): Likewise.
11267 (find_splittable_regs): Use loop_insn_sink and its ilk.
11268 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11270 2001-01-07 Michael Hayes <mhayes@redhat.com>
11272 * loop.h (loop_insn_hoist): New prototype.
11273 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11274 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11275 (check_dbra_loop, load_mems): Likewise.
11276 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11277 (find_splittable_givs): Likewise.
11279 2001-01-07 Michael Hayes <mhayes@redhat.com>
11281 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11283 2001-01-07 Richard Henderson <rth@redhat.com>
11285 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11287 2001-01-07 Richard Henderson <rth@redhat.com>
11289 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11290 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11291 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11292 variant that handles a shared libgcc.
11293 (process_command): Always validate -{static,shared}-libgcc.
11294 (do_spec_1): New 'M' case.
11295 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11297 2001-01-07 Richard Henderson <rth@redhat.com>
11299 * Makefile.in (slibdir): New variable.
11300 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11301 (installdirs): Create slibdir.
11302 (install-libgcc, install-multilib): Defer to libgcc.mk.
11303 * configure.in (slibdir): Substitute.
11304 * mklibgcc.in (install): New target.
11306 * config/t-linux (SHLIB_LINK): Create links for the soname.
11307 (SHLIB_INSTALL): New.
11308 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11309 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11310 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11311 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11312 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11314 2001-01-07 Richard Henderson <rth@redhat.com>
11316 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11317 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11318 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11320 2001-01-07 Michael Hayes <mhayes@redhat.com>
11322 * loop.c (count_loop_regs_set): Delete.
11323 (load_mems_and_recount_loop_regs_set): Delete.
11324 (loop_regs_scan): Merge common code from count_loop_regs_set,
11325 scan_loop, and load_mems_and_recount_loop_regs_set.
11326 (scan_loop): Call load_mems directly and loop_regs_scan
11327 again if new registers created.
11329 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11331 * toplev.c (main): Call the front-end specific post_options
11332 hook if one is given.
11333 * toplev.h (struct_lang_hooks, lang_hooks): New.
11334 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11335 for the C front end.
11336 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11337 lang_hooks for the C++ front end.
11338 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11339 lang_hooks for the ObjC front end.
11340 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11341 * java/lang.c (lang_hooks): Hooks for the Java front end.
11343 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11345 * c-lex.c (init_c_lex): Request #define / #undef callbacks
11346 for verbose DWARF[2] debugging.
11347 (cb_define, cb_undef): The new callbacks.
11348 * toplev.h (debug_define, debug_undef): Make const correct.
11349 * toplev.c (debug_define, debug_undef): Similarly. Do not
11350 perform the verbosity tests here anymore.
11352 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
11354 * reload.c (subst_reloads): Take INSN argument. When
11355 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
11356 * reload.h (subst_reloads): Adjust prototype.
11357 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
11358 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
11359 present in JUMP_INSNs and copy them to JUMP_LABEL.
11360 * flow.c (find_label_refs, find_basic_blocks_1): Skip
11361 JUMP_INSNs and insns with REG_LABELs that are followed by
11362 JUMP_INSNs with the same REG_LABEL.
11363 * sched-rgn.c (is_cfg_nonregular): Likewise.
11364 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
11366 * unroll.c (unroll_loop): Look for REG_LABEL notes in
11368 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
11370 2001-01-06 Richard Henderson <rth@redhat.com>
11372 * loop.c (scan_loop): Use xcalloc for the regs array.
11373 (load_mems_and_recount_loop_regs_set): Zero the new memory
11374 received from xrealloc.
11376 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
11378 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
11380 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
11382 * integrate.c (copy_rtx_and_substitute): When copying
11383 an ignored return value, strip REG_FUNCTION_VALUE_P.
11385 2001-01-06 Michael Hayes <mhayes@redhat.com>
11387 * loop.c (debug_biv, debug_giv): New.
11388 (loop_biv_dump): Break out from ...
11389 (record_biv): ... here.
11390 (loop_giv_dump): Break out from ...
11391 (record_giv): ... here.
11392 (loop_bivs_check): Use print_simple_rtl.
11393 * unroll.c (loop_iterations): Use print_simple_rtl.
11395 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11397 * pa.md (return, return_internal): Modify patterns to prevent regrename
11398 mucking with the return pointer.
11400 2001-01-05 Richard Henderson <rth@redhat.com>
11402 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
11404 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
11406 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
11407 version supplied by Matteo Frigo.
11409 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11411 * cpp.texi: Update for -MQ.
11412 * cppinit.c (cpp_create_reader): Always create pfile->deps.
11413 (cpp_cleanup): Always free pfile->deps.
11414 (initialize_dependency_output): Don't create pfile->deps.
11415 (cpp_handle_option): Similarly.
11417 * gcc.c (cpp_options): Handle -MQ.
11418 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11419 * mkdeps.c (base_name): Remove.
11420 (deps_init): Don't allocate vector space until it's needed.
11421 (deps_free): Only free vectors if allocated.
11422 (deps_add_target, deps_add_dep): Update for initial allocation.
11423 (deps_add_default_target): Don't strip to the base_name.
11425 2001-01-05 DJ Delorie <dj@redhat.com>
11427 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
11428 (INIT_EXPANDERS): Define.
11430 * config/v850/v850.c (struct machine_function): Define.
11431 (v850_save_machine_status): New function.
11432 (v850_restore_machine_status): New function.
11433 (v850_return_addr): New function.
11434 (v850_init_expanders): New function.
11436 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
11437 and v850_init_expanders.
11439 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11441 * cpplib.h (struct cpp_reader): Add help_only field.
11442 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
11443 (cpp_handle_option): Set pfile->help_only if we see -h,
11444 --help, -target-help, or --version. Print version string but
11445 do not set help_only if we see -v or -version. Make text
11446 printed by -v match that printed by (-)-version.
11448 * cppmain.c (main): Exit after option parsing if
11449 pfile->help_only is true.
11451 * toplev.c (independent_decode_option): Call print_version,
11452 then exit, if we see --version (but not -version).
11453 (print_version): Split lengthy message into two lines.
11455 2001-01-05 Nick Clifton <nickc@redhat.com>
11457 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
11458 temporary string for initialisation before calling ggc_alloc_string.
11460 2001-01-06 Michael Hayes <mhayes@redhat.com>
11462 * rtl.h (print_simple_rtl): New.
11463 * print-rtl.c (print_simple_rtl): New.
11464 (flag_simple): New.
11465 (print_rtx): Disable printing of flags and modes, etc.,
11466 if `flag_simple` nonzero.
11468 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
11470 * function.c (fixup_var_refs): Use push_to_full_sequence where
11473 2001-01-05 Michael Meissner <meissner@redhat.com>
11475 * flags.h (flag_reorder_blocks): Add declaration.
11476 (flag_rename_block): Ditto.
11478 2001-01-05 DJ Delorie <dj@redhat.com>
11480 * function.c (reorder_blocks): Make sure the flags are all reset
11481 before using them to mark blocks, else a second invocation will
11482 corrupt the block chain.
11483 (reorder_blocks_0): New, resets the flags.
11485 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
11487 * cse.c (find_comparison_args): Stop if the argument is known to
11490 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11492 * config/sh/sh.md (movdf): When splitting load into pair of
11493 registers, don't clobber the register used in the address too
11496 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
11498 * varasm.c (mark_constant_pool): Improve initial comments.
11499 (mark_constants): Move marking of constants to mark_constant.
11500 (mark_constant): New function to recursively mark all constants
11501 referred to by a constant.
11503 2001-01-05 Catherine Moore <clm@redhat.com>
11505 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
11507 2001-01-05 Phil Edwards <pme@sources.redhat.com>
11509 * cp/lang-options.h: Bring comment in line with reality.
11510 * f/lang-options.h: Likewise.
11511 * java/lang-options.h: Likewise.
11512 * objc/lang-options.h: Likewise.
11513 * ch/lang-options.h: Likewise.
11514 * f/g77.texi: And update the manual.
11516 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
11517 Denis Chertykov <denisc@overta.ru>
11519 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
11520 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
11521 * config/avr/avr.md (all peepholes that request a scratch register):
11522 Call it, FAIL the peephole if not safe (in interrupt functions).
11524 2001-01-05 Mark Mitchell <mark@codesourcery.com>
11526 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
11528 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
11530 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
11532 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
11533 BUILT_IN_CREAL and BUILT_IN_CIMAG.
11534 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
11535 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
11536 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
11538 * extend.texi: Document these builtins.
11540 2001-01-05 Daniel Berlin <dberlin@redhat.com>
11542 * c-common.c (lang_get_alias_set): Say we know nothing of
11543 VECTOR_TYPE aliasing.
11545 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
11547 2001-01-05 Bruce Korb <bkorb@gnu.org>
11549 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
11550 their x* equivalent versions for atexit-less systems
11551 * fixinc/fixincl.c(main): do not return from main() on atexit-less
11552 systems (or any other system any more).
11554 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
11556 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
11557 output operands. Use arm_hard_register_operand for operand 4.
11558 (stmsi_postinc): Similarly.
11559 (ldmsi): Use arm_hard_register_operand for opernand 2.
11560 (stmsi): Similarly.
11561 * arm.c (arm_hard_register_operand): New function.
11562 * arm-protos.h (arm_hard_register_operand): Prototype it.
11564 * arm.h (HARD_REGNO_RENAME_OK): Define.
11566 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
11568 * simplify-rtx.c (cfc_args): add "unordered" field.
11569 (check_fold_consts): Set unordered field.
11570 (simplify_relational_operation): Simplify the unordered
11573 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
11576 * emit-rtl.c (try_split): Fix code to mark labels.
11577 * jump.c (mark_jump_label): Make global.
11578 * rtl.h (mark_jump_label): Declare.
11580 * predict.c (estimate_probability): Handle unordred comparisons.
11582 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11584 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
11585 * cppinit.c (initialize_dependency_output): Update.
11586 (cpp_finish): Output dummy targets for -MP.
11588 (cpp_handle_option): Handle -MP. Don't quote -MT options.
11589 * cpplib.h (struct cpp_options): Add deps_phony_targets.
11590 * gcc.c (cpp_options): Update to handle -MP.
11591 * mkdeps.c (deps_add_target, deps_add_default_target): Update
11592 to quote only the default target.
11593 (deps_phony_targets): Insert a preceding newline. Rename from
11594 deps_dummy_targets for consistency.
11597 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11599 * calls.c (emit_library_call_value_1): Support
11600 INIT_CUMULATIVE_LIBCALL_ARGS.
11601 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
11603 2001-01-04 Richard Henderson <rth@redhat.com>
11605 * c-decl.c (finish_struct): Detect flexible array members
11606 used in an inappropriate context.
11607 * c-typeck.c (really_start_incremental_init): Special case
11608 constructor_max_index for zero length arrays.
11609 (pop_init_level): Allow initialization of flexible array
11610 members. Deprecate initialization of zero length arrays.
11611 Don't issue missing initializer warning for flexible array
11612 members or zero length arrays.
11613 (process_init_element): Don't dereference null DECL_SIZE.
11614 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
11615 Don't abort for empty constructors. Use size_binop
11616 (output_constructor): Add commentary regarding zero length
11617 array futures. Abort if we try to initialize an array of
11618 unspecified length with a non-empty constructor in the middle
11621 * extend.texi (Zero Length): Update and clarify documentation
11622 on static initialization.
11624 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11626 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
11627 with more than 32767 words of local storage.
11629 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11631 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
11632 for 'abs', 'labs', and 'fabs'.
11633 (c4x_expand_builtin): Likewise.
11634 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
11636 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11638 * config/sh/sh.md (prget, prset): New insn types.
11639 (return delay slot): Dont' allow prset.
11640 (call, sfunc delay slot): Don't allow prget.
11641 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
11642 for prset and prget.
11644 2001-01-05 Michael Hayes <mhayes@redhat.com>
11646 * loop.h (struct loop_reg): New.
11647 (struct loop_regs): Change to use array of `struct loop_reg'.
11648 * loop.c: Replace assortment of varrays with single regs array.
11649 (count_one_set): Delete may_not_move array argument
11650 and use regs array instead. All caller's changed.
11651 (count_loop_regs_set): Delete may_not_move and single_usage
11652 arguments and use regs array instead. All caller's changed.
11653 (find_single_use_in_loop): Replace usage array argument with pointer
11654 to regs structure. All caller's changed.
11655 (loop_optimize): Delete `moved_once' array.
11657 2001-01-05 Michael Hayes <mhayes@redhat.com>
11659 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
11660 Use it instead of loop_info->has_call for scanning loop mems.
11661 (check_dbra_loop): Replace loop_info->has_call test with
11662 loop_info->has_nonconst_call.
11664 2000-01-04 Matthew Hiller <hiller@redhat.com>
11666 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
11669 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11671 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
11672 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
11674 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
11676 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
11677 (flag_short_double, flag_short_wchar): Define.
11678 (c_common_nodes_and_builtins): Create many tree nodes shared
11679 between C and C++ here instead of in cp/decl.c and ...
11680 * c-decl.c (init_decl_processing): ... here.
11681 (SIZE_TYPE, WCHAR_TYPE): Don't define.
11682 (flag_short_double, flag_short_wchar): Don't define.
11683 (record_builtin_type): New function.
11684 (build_void_list_node): New function.
11685 * c-common.h (flag_short_double, flag_short_wchar,
11686 record_builtin_type, build_void_list_node): Declare.
11688 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
11690 * integrate.c (expand_inline_function): Don't put a virtual
11691 register into the reg map.
11693 * function.c (fixup_var_refs_1): If force_operand didn't put
11694 the address into the target, move it there.
11696 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11698 Special-case tree_decl/tree_list allocations.
11699 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
11700 (OBJECT_SIZE): New macro.
11701 (NUM_EXTRA_ORDER): Likewise.
11702 (extra_order_size_table): New variable.
11703 (NUM_ORDERS): New macro.
11704 (objects_per_page_table): New variable.
11705 (object_size_table): New variable.
11706 (G.pages): Use NUM_ORDERS to bound the array.
11707 (G.page_tails): Likewise.
11708 (DIV_ROUND_UP): Remove.
11709 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
11710 (alloc_page): Use OBJECT_SIZE.
11711 (size_lookup): Don't make it const.
11712 (ggc_alloc): Use OBJECT_SIZE.
11713 (ggc_set_mark): Likewise.
11714 (ggc_get_size): Likewise.
11715 (init_ggc): Set up the object_size_table, objects_per_page_table,
11716 and adjust size_lookup.
11717 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
11718 (ggc_pop_context): Use NUM_ORDERS.
11719 (clear_marks): Likewise.
11720 (sweep_pages): Likewise.
11721 (poison_pages): Likewise.
11722 (ggc_print_statistics): Use OBJECT_SIZE.
11724 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11726 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
11727 Only call array_size_for_constructor if last field and array type
11728 with no upper bound.
11730 2001-01-04 Philip Blundell <philb@gnu.org>
11732 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
11733 from bit 31 downwards, if this requires no more insns.
11734 (count_insns_for_constant): New helper function for above.
11736 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
11738 * gencodes.c (output_predicate_decls): Remove empty initializer.
11740 2001-01-04 Mark Mitchell <mark@codesourcery.com>
11742 * tree.c (copy_node): Remove documentation about obstacks.
11743 (buidl1): Check that nobody tries to build 2-argument nodes this
11746 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11748 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
11751 * gencodes.c (output_predicate_decls): Fill empty initializer
11754 2001-01-04 Jakub Jelinek <jakub@redhat.com>
11756 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
11757 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
11759 (do_include): Handle missing headers like cpp0.
11760 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
11761 paths with first include pathname. Don't strcat to uninitialized
11764 2001-01-04 Bernd Schmidt <bernds@redhat.com>
11766 * regrename.c (regrename_optimize): Don't rename from frame pointer
11767 if frame_pointer_needed.
11768 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
11769 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
11770 (ia64_reorg): Use it instead of scheduling if ! optimize.
11771 (errata_emit_nops): Properly call asm_noperands.
11772 (ia64_sched_reorder): Finish cycle if we see an asm.
11773 (ia64_variable_issue): Clear scheduling state after asms.
11775 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
11777 * cpp.texi: Update for -MT.
11778 * cppinit.c (initialize_dependency_output): Add a default
11779 target if none has been given already.
11780 (no_tgt, OPT_MT): New.
11781 (cpp_handle_option): Handle -MT. Update -M etc.
11782 * cpplib.h (struct cpp_options): Remove deps_target.
11783 * gcc.c (cpp_options): Handle -MT.
11784 * mkdeps.c (struct deps): Move from mkdeps.h.
11785 (deps_calc_target): Rename deps_add_default_target. Add a
11786 default target if none has been specified already.
11787 * mkdeps.h (struct deps): Move to mkdeps.c.
11788 (deps_calc_target): Rename deps_add_default_target.
11790 2000-01-03 Richard Henderson <rth@redhat.com>
11792 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
11794 * c-typeck.c (push_init_level): Move checks for flexible array
11795 members and zero length arrays ...
11796 (pop_init_level): ... here. Silently discard empty initializations.
11798 * varasm.c (output_constructor): Update for sizeof change to
11799 zero-length arrays.
11801 * extend.texi (Zero Length): Clarify semantics.
11803 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11805 * configure.in (tm.h): Include isns-codes.h last.
11806 * configure: Rebuilt.
11808 2001-01-03 Richard Henderson <rth@redhat.com>
11810 * config/alpha/alpha.md (addvsi3, addvdi3): New.
11811 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
11813 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11815 * tradcpp.c (main): Make sure finclude() is called with a valid
11816 indepth value while handling -include.
11818 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11820 * gencodes.c (output_predicate_decls): New function.
11822 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
11823 even if it is not the first time machmode.h is #included.
11824 * config/sh/sh.c (fpul_operand): Declare MODE argument.
11825 * tm.texi (PREDICATE_CODES): Document predicate declarations.
11826 * gcc.texi (Copyright): Added 2001.
11828 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11830 * c-common.c (c_common_lang_init): New function. Warn if format
11831 warning options which only have effects when used with -Wformat
11832 are used without -Wformat.
11833 * c-common.h (c_common_lang_init): Declare.
11834 * c-lang.c (lang_init): Call c_common_lang_init.
11835 * objc/objc-act.c (lang_init): Call c_common_lang_init.
11837 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11839 * configure.in: Check for the mktemp command.
11840 * configure: Regenerate.
11841 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
11842 $TEMP. Create temporary files with mktemp, if available at
11843 configure time; otherwise use set -C. Remove temporary files
11846 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
11848 * configure.in: Require at least texinfo 4.0. Check for whether
11849 Pod::Man is sufficiently recent to regenerate GCC manpages.
11850 * configure: Regenerate.
11851 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
11853 (GENERATED_MANPAGES): Define.
11854 (generated-manpages): New target. Depend on cpp.1 as well as
11856 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
11857 configure to generated-manpages or empty) rather than on the
11858 manpages directly. Remove execute permission from installed
11859 gcov.1 as well as cpp.1.
11860 * cpp.1, gcov.1: Regenerate.
11862 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11864 * builtins.c (expand_builtin_strncmp): Use host_integerp and
11865 tree_low_cst. Allow using cmpstrsi in more cases.
11867 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11869 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
11872 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
11874 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
11875 * Makefile.in (HOST_CFLAGS): Mention build-make.
11877 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11879 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
11882 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11884 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
11887 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
11890 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
11891 reg_base_value and reg_known_value arrays.
11892 (init_alias_analysis): Add more cases to detect known values.
11893 * sched-deps.c (deps_may_trap_p): New function.
11894 (sched_analyze_2): Use it.
11896 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11898 * combine.c (simplify_shift_const): Even if we're sign-extracting,
11899 don't discard an ASHIFTRT if we're shifting in a wider mode.
11901 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
11903 * toplev.c (rest_of_compilation): Don't print basic block information
11904 when CFG isn't up to date.
11906 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
11908 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
11909 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
11910 (UNALIGNED_SHORT_ASM_OP): Define.
11911 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
11913 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11915 * fold-const.c (fold_convert): Fix typo.
11917 2001-01-02 Richard Henderson <rth@redhat.com>
11919 * c-common.h (ASM_INPUT_P): New.
11920 * c-parse.in (asm): Set it when needed.
11921 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
11922 existance of an operand.
11924 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
11926 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
11927 (dwarf2out_frame_debug_expr): Likewise.
11928 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
11930 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
11932 * i386.c (ix86_split_to_parts): Return number of part required;
11934 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
11936 (ix86_split_long_move): Use number of part returned
11937 by ix86_split_to_parts
11938 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
11940 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
11941 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
11942 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
11943 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
11944 (ALIGN_MODE_128): Add TFmode.
11945 (IS_STACK_MODE): Likewise.
11946 (HARD_REGNO_NREGS): TFmode needs 3 registers.
11947 (HARD_REGNO_OK): Support TFmodes.
11948 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
11949 * i386.md (scheduler definitions): Use memory operand to determine
11950 fst/fld instructions; use mode attribute to determine real mode of
11952 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
11953 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
11955 2001-01-02 Mark Mitchell <mark@codesourcery.com>
11957 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
11959 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11961 * expr.c (store_constructor_field): Update ALIGN before calling
11964 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11966 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
11969 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
11971 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
11974 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11976 * c-decl.c (start_function): Don't warn on third parameter to main.
11978 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11980 * tsystem.h: Define HAVE_DECL_GETOPT.
11982 2001-01-02 Philip Blundell <pb@futuretv.com>
11984 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
11987 2001-01-02 Richard Henderson <rth@redhat.com>
11989 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
11991 2001-01-02 Andreas Jaeger <aj@suse.de>
11993 * c-decl.c (c_decode_option): Remove support of
11994 -Wmissing-noreturn.
11996 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
11997 (W_options): Add -Wmissing-noreturn here.
11999 * flow.c: Define lang_missing_noreturn_ok_p.
12000 (check_function_return_warnings): Use it.
12002 * c-common.h: Declare lang_missing_noreturn_ok_p.
12004 * c-lang.c (c_missing_noreturn_ok_p): New function.
12005 (lang_init): Set lang_missing_noreturn_ok_p.
12007 * invoke.texi (Warning Options): Document this.
12009 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12011 * extend.texi (C++ Extensions): New node for C++ attributes;
12012 describe init_priority and com_interface.
12013 * invoke.texi: Remove -finit-priority as it now has zero effect.
12014 * install.texi: Fix xref syntax.
12015 * md.texi: Likewise.
12017 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12019 * config.gcc (sparc64-wrs-vxworks*): New case.
12020 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12022 * config/sparc/sparc.c (sparc_override_options): Do support different
12023 pointer and architecture size.
12024 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12025 (POINTERS_EXTEND_UNSIGNED): Define.
12026 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12027 (FUNCTION_MODE): Define to be Pmode.
12028 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12030 * function.c (expand_function_end): Properly handle DECL_RESULT
12031 and copy when ptr_mode != Pmode.
12032 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12034 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12036 * c-common.c (c_common_nodes_and_builtins): Set prototype
12037 parameters for __builtin_fputs, __builtin_fputc and
12038 __builtin_fwrite. Don't declare plain fputc as a builtin.
12040 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12042 * loop.c (add_label_notes): Increment the label usage count when
12043 a note is added to an insn which refers to a CODE_LABEL.
12044 * gcse.c (add_label_notes): Likewise.
12046 2001-01-01 Andreas Jaeger <aj@suse.de>
12048 * loop.c (scan_loop): Use xmalloc to allocate movables.
12050 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12052 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12053 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12054 * reload1.c (REGISTER_MOVE_COST): Likewise.
12055 * regclass.c (REGISTER_MOVE_COST): Likewise.
12056 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
12057 dimension. Adjust all users.
12058 (init_reg_sets_1): Iterate on all modes.
12059 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
12060 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
12061 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
12062 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
12063 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
12064 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
12065 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
12066 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
12067 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
12068 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
12069 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
12070 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
12071 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
12072 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
12073 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
12074 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
12075 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
12076 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
12077 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
12078 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
12079 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
12080 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
12081 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
12082 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
12083 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
12084 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
12085 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
12087 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12089 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
12090 arg VARIES_P. Call it with extra arg.
12091 (true_dependence): Likewise.
12092 * rtl.h (rtx_addr_can_trap_p): Declare.
12093 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
12095 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
12096 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
12097 pic offset table register if it's zero. All callers changed.
12098 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
12100 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12102 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
12103 STRING_POOL_ADDRESS_P.
12105 * config/sparc/sparc.c (input_operand): Properly test for short op.
12107 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
12108 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
12109 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
12110 * config/sparc/elf.h: No longer include sol2.h.
12111 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
12112 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
12114 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
12116 2001-01-01 Michael Hayes <mhayes@redhat.com>
12118 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
12119 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
12120 (record_initial): Likewise.
12121 * unroll.c (copy_loop_body, loop_iterations): Likewise.
12122 (remap_split_bivs): Likewise.
12124 2001-01-01 Michael Hayes <mhayes@redhat.com>
12126 * loop.c (loop_ivs_free): New function.
12127 (strength_reduce): Break out from...
12129 2001-01-01 Michael Hayes <mhayes@redhat.com>
12131 * loop.h (struct iv): New.
12132 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
12133 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
12134 'reg_biv_class' fields with 'regs' and 'n_regs'.
12135 (struct ivs): Rename 'loop_iv_list' field to 'list'.
12136 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
12137 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
12139 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
12141 * resource.c (mark_referenced_resources): Abort() before
12142 attempting to mark a pseudo register.
12143 (mark_set_resources): Likewise.
12145 2001-01-01 Michael Hayes <mhayes@redhat.com>
12147 * loop.h (REG_IV_CLASS): New accessor macro.
12148 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
12149 * unroll.c (REG_IV_CLASS): Likewise.
12151 See ChangeLog.4 for earlier changes.