1 2001-07-11 Mark Mitchell <mark@codesourcery.com>
3 * stmt.c (parse_output_constraint): New function, split out
5 (expand_asm_operands): ... here. Use parse_output_constraint.
6 * tree.h (parse_output_constraint): Declare it.
8 2001-07-10 Kazu Hirata <kazu@hxi.com>
10 * calls.c (emit_library_call_value_1): Fix a comment typo.
11 * dwarf2out.c (mem_loc_descriptor): Likewise.
13 2001-07-09 Kazu Hirata <kazu@hxi.com>
15 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
16 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
18 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
20 * doc/c-tree.texi: Document representation of attributes.
22 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
24 * doc/tm.texi: Fix typo.
26 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
28 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
29 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
31 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
33 2001-07-06 Richard Henderson <rth@redhat.com>
35 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
36 DWARF2_UNWIND_INFO not just whether it is defined.
38 2001-07-06 DJ Delorie <dj@redhat.com>
40 * doc/gcc.texi (Makefile): Rename to be a more general purpose
41 chapter about various build hints and history. Add section
42 talking about the various types of native and cross builds.
44 2001-07-05 David Edelsohn <edelsohn@gnu.org>
46 * doc/install.texi (Install GCC: Binaries): Fix typo.
48 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
50 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
51 reference using the stack pointer, adjust it since we push Y
53 ("*ashrsi3"): Likewise.
54 ("*lshrsi3"): Likewise.
56 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
58 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
59 when -fomit-frame-pointer is used.
61 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
62 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
64 * doc/invoke.texi (Optimize Options): Document that -fgcse may
65 cause programs using computed gotos to run more slowly.
67 2001-07-04 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
69 * doc/install.texi (Specific): Markup, spelling and typo fixes.
71 Consistently require binutils 2.11.2, not prereleases.
72 (Specific, decstation-*): Canonicalize as mips-dec-*.
73 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
75 (Specific, m68k-altos): Removed reference to README.altos, deleted.
76 (Specific, mips-*): Reword MIPS C compiler requirements.
77 (Specific, powerpc*-*-*): New, mention --with-cpu once.
78 (Specific, sunv5): Removed, obsolete.
80 2001-07-04 Kazu Hirata <kazu@hxi.com>
82 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
85 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
87 * doc/include: New directory.
88 * doc/fdl.texi: Move to doc/include/fdl.texi.
89 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
90 * doc/include/funding.texi, doc/include/gpl.texi: New files.
91 * doc/gcc.texi: Use funding.texi and gpl.texi.
92 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
93 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
94 Update dependencies and use -I $(docdir)/include.
96 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
98 * doc/install.texi (sparc64-*-*): Remove garbage.
100 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
102 * doc/install.texi (Specific): Update information for *-*-solaris*.
104 2001-07-03 Jan Hubicka <jh@suse.cz>
106 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
108 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
110 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
111 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
113 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
115 * doc/cppinternals.texi: Improve formatting and logical markup.
117 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
119 * doc/cppinternals.texi: Merge from mainline.
121 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
122 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
123 documentation of -std and -Wwrite-strings.
124 * doc/cpp.1, doc/gcc.1: Regenerate.
126 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
128 * doc/install.texi: Various spelling and markup fixes.
129 (Installing GCC): Component specific installation instructions are
132 Warn about removing old install dir in the presence of shared libs.
133 (Configuration): Invoke with options target to match configure
135 Consistently refer to gas, gld pathnames.
136 Invert --enable-multilib documentation.
137 Remove references to old compiler versions.
139 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
141 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
143 (Specific, mips*-sgi-irix5): Note IDO download.
144 Reworded MIPS C hints.
145 Use GNU as instead of GAS.
147 Removed SGI Freeware reference, IRIX 6 only.
148 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
149 Note N64 library requirement/workaround.
151 Complete list of structure passing bug victims.
153 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
155 * doc/install.texi: Remove CVS Id.
157 2001-07-01 Mark Mitchell <mark@codesourcery.com>
159 * expr.c (expand_expr, case ARRAY_REF): Correct check for
160 side-effects in the value of an array element.
162 2001-06-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
164 * objc/objc-act.c (handle_class_ref): Always place decl in
166 (handle_impent): Always place decl in readonly data section.
167 Fixes PRs libobjc/917, libobjc/3237, bootstrap/3251.
169 2001-06-29 Alan Modra <amodra@bigpond.net.au>
171 * recog.c (validate_replace_rtx_1): Exit early if nothing changed
172 in args of commutative of comparison operations.
174 2001-06-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
176 * gthr-posix.h [LIBOBJC]: Add weak definitions of
177 sched_get_priority_max, sched_get_priority_min.
179 Thu Jun 28 11:32:24 CEST 2001 Jan Hubicka <jh@suse.cz>
181 * i386.c (x86_use_loop): Disable for K6 temporarily.
183 2001-06-27 Bruce Korb <bkorb@gnu.org>
185 * fixinc/inclhack.def(hpux11_cpp_pow_inline): new, but real similar to
186 hpux10_cpp_pow_inline. Not similar enough.
187 (solaris_mutex_init): renamed. PTHREAD_*_INITIALIZER is a problem for
188 all Solaris versions. This fix patches MUTEX and COND initializers,
189 the RWLOCK one will wait for someone to complain. For now, anyway.
190 (uw7_byteorder_fix): It was looking for the byteorder.h file in the
193 Thu Jun 28 00:31:24 2001 Denis Chertykov <denisc@overta.ru>
195 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
196 * config/avr/avr.c (legitimate_address_p): Return value changed
197 from letter to register classes. For better debugging.
199 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
201 * doc/c-tree.texi, doc/contrib.texi, doc/cpp.texi,
202 doc/cppinternals.texi, doc/extend.texi, doc/gcc.texi,
203 doc/gcov.texi, doc/install-old.texi, doc/install.texi,
204 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Replace
205 . at end of sentences preceded by a capital letter with @..
207 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
209 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
210 (emit_block_move): Likewise.
212 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
214 * doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi,
215 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
216 doc/tm.texi: Use @: where necessary when a full stop does not end
219 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
221 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
224 2001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
226 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
227 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
228 doc/tm.texi: Use two spaces after ends of sentences.
230 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
232 * toplev.c (display_help): Fix param thinko.
233 * Makefile.in: Fix params.h dependencies.
235 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
237 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
239 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
241 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
242 UNALIGNED_SHORT_ASM_OP): Define.
243 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
244 UNALIGNED_SHORT_ASM_OP): Undef.
246 2001-06-26 Aldy Hernandez <aldyh@redhat.com>
248 * config/sh/sh.md (interrupt_function): Use
249 current_function_interrupt.
250 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
251 an interrupt function.
253 * config/sh/sh.h (current_function_interrupt): Define extern.
255 * config/sh/sh.c (current_function_interrupt): New global.
256 (sh_expand_prologue): Set current_function_interrupt.
258 2001-06-25 Neil Booth <neil@daikokuya.demon.co.uk>
260 * cppmacro.c (make_string_token): Null terminate.
261 * doc/cpp.texi: Update.
262 * doc/cpp.1: Regenerate.
264 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
266 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
267 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
268 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
269 the use of "GCC" and related terms.
270 * doc/gcc.1, doc/gcov.1: Regenerate.
272 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
274 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
275 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
278 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
280 * doc/install-old.texi: Remove more documentation of configure
282 * doc/install.texi: Add it here.
284 2001-06-23 Joseph S. Myers <jsm28@cam.ac.uk>
286 * doc/install.texi: Merge from mainline:
287 2001-06-21 Phil Edwards <pme@sources.redhat.com>
288 * doc/install.texi: Add 'c' to list of --enable-languages choices.
289 2001-06-21 Stan Shebs <shebs@apple.com>
290 * doc/install.texi: Use the correct name "Objective-C" everywhere
291 instead of "Objective C".
292 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
293 * doc/install.texi: Use correct markup hints.
294 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
295 * doc/install.texi: Update --enable-threads to match reality.
297 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
299 * doc/gcc.texi: Update documentation of source files of C
302 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
304 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
305 instead of const1_rtx for true case.
307 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
309 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
310 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
311 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
312 "back end" as nouns and "front-end" and "back-end" as adjectives.
314 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
316 * config/v850/v850.c (v850_mark_machine_status): Don't mark the
317 p->machine->ra_rtx for GC if p->machine has already been
320 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
322 * c-common.c (verify_tree): Check for x being NULL.
323 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
327 2001-06-21 Geoff Keating <geoffk@redhat.com>
329 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
331 (minsf3): Use rs6000_emit_minmax.
332 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
334 (movsfcc): Use rs6000_emit_cmove.
335 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
336 Don't generate emit_fselsfsf4.
337 (fseldfsf4): Likewise.
338 (maxdf3): Use rs6000_emit_minmax.
340 (mindf3): Use rs6000_emit_minmax.
341 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
343 (movdfcc): Use rs6000_emit_cmove.
344 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
345 Don't generate emit_fselsfsf4.
346 (fselsfdf4): Likewise.
347 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
348 (min_max_operator): New predicate.
349 (rs6000_emit_cmove): New function.
350 (rs6000_emit_minmax): New function.
351 * config/rs6000/rs6000-protos.h: Prototype new functions.
352 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
353 and min_max_operator.
355 * config/rs6000/rs6000.c (output_cbranch): Handle all
356 conditional types in the switch statement.
358 20010617 Release Manager
362 2001-06-15 Andreas Jaeger <aj@suse.de>
364 * doc/install.texi (Specific): Mention that glibc cannot be
365 compiled with GCC 3.0.
367 2001-06-15 Zack Weinberg <zackw@stanford.edu>
369 * doc/cpp.texi: Formatting corrections.
370 Correct buggy example of use of __GNUC__ etc.
371 Clarify $ in identifiers.
372 * doc/cpp.1: Regenerate.
374 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
376 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
378 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
379 Added Tru64 UNIX V5.1 bootstrap hints.
380 (Specific, alpha*-*-osf*): Removed old section, obsolete.
382 2001-06-15 Zack Weinberg <zackw@stanford.edu>
384 * doc/cpp.texi: Revised and brought up to date.
385 * doc/cpp.1: Regenerate.
387 2001-06-14 Bruce Korb <bkorb@gnu.org>
389 * fixinc/inclhack.def(hpux10_cpp_pow_inline): add a phoney file for
391 * fixinc/fixincl.x: regenerate with the phoney file
392 * fixinc/tests/base/fixinc-test-limits.h: Add new test results
394 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
396 * doc/install.texi: Update for C4x.
397 * README.C4X: Remove.
399 2001-06-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
401 * objc-act.c (handle_class_ref): Put the class reference in the
402 variable section for hpux only.
403 (handle_impent): Put the objc class and category name labels in
404 the readonly data section for hpux only.
406 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
408 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
409 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
410 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
411 Consistently use "built-in" and "bit-field". Minor logical markup
413 * doc/gcc.1: Regenerate.
415 2001-06-14 Richard Henderson <rth@redhat.com>
417 * config/mips/mips.h (ASM_OUTPUT_ASCII): Rename local variables
418 to avoid shadowing parameters.
420 * config/mips/mips.md (exception_receiver): New.
422 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
424 * doc/gcc.texi: Update passes documentation to be more in tune
427 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
429 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
430 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
431 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
432 logical markup. Use TeX quotes and dashes. Use @dots{} and
433 @minus{}. Avoid spaces inside @var. Update last modification
435 * doc/gcc.1, doc/gcov.1: Regenerate.
437 2001-06-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
439 * fixinc/inclhack.def (hpux10_cpp_pow_inline): New hack.
440 * fixinc/fixincl.x: Rebuilt.
442 2001-06-13 Richard Henderson <rth@redhat.com>
444 * ifcvt.c (dead_or_predicable): Fix return value last patch.
446 2001-06-13 Philip Blundell <philb@gnu.org>
448 * config/arm/arm.c (add_minipool_backward_ref): Check that the
449 entire object will be reachable in the constant pool.
451 2001-06-13 Mark Mitchell <mark@codesourcery.com>
455 2001-06-13 Richard Henderson <rth@redhat.com>
457 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
458 (cond_exec_process_if_block, dead_or_predicable): Likewise.
460 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
462 * mips-tfile.c (copy_object): Always pass indexNil for symbol
465 2001-06-13 Kazu Hirata <kazu@hxi.com>
467 * config/h8300/h8300.h (OK_FOR_T): Remove.
468 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
469 * config/h8300/h8300.md: Remove alternatives involving inc and dec
470 in the helper patterns for addhi3 and addsi3.
472 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
474 * gthr-dce.h (UNUSED): Attribute unused macro.
475 (__GTHREAD_MUTEX_INIT_FUNCTION and __GTHREAD_MUTEX_INIT_DEFAULT): New
476 macros for mutex initialization.
477 (__gthread_key_dtor): Make arguments UNUSED.
478 (__gthread_key_delete): Unsupported. Argument UNUSED.
479 (__gthread_mutex_init_function): New function for mutex initialization.
481 2001-06-13 Phil Edwards <pme@sources.redhat.com>
483 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
485 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
487 * doc/install.texi: Use more logical markup. Include @node
488 commands in the source when generating any non-HTML.
490 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
492 * README: Remove. Some of the contents moved to ../README.
494 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
496 * doc/install.texi (--enable-shared): List package names
499 2001-06-13 Richard Earnshaw (rearnsha@arm.com)
501 * arm.c (arm_reload_in_hi): Handle the scratch operand overlapping
502 with the output operand.
504 2001-06-12 Zack Weinberg <zackw@stanford.edu>
506 * Makefile.in: Move _bb and __gcc_bcmp from LIB2FUNCS to
508 * libgcc-std.ver: Don't export __bb* or __gcc_bcmp.
509 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
510 config/alpha/t-osf4, config/mips/t-iris6: Bump libgcc soname
513 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
515 * doc/texinfo.texi: Copied from mainline.
517 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
518 (*-*-solaris*): Document problem in /bin/sh that affects
519 configuring libraries.
520 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
521 (*-sun-solaris2.8): Document linker problem that explains why
522 libjava is disabled by default.
524 2001-06-09 Mark Mitchell <mark@codesourcery.com>
527 * toplev.c (rest_of_compilation): Remove dead code before
530 2001-06-12 Jim Wilson <wilson@redhat.com>
532 * loop.c (strength_reduce): Move bl->all_reduced set before
533 check_ext_dependant_givs call.
534 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
536 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
539 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
540 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
541 * configure: Rebuilt.
543 * doc/extend.texi (Function Attributes): Document SH's sp_switch
546 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
548 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
551 2001-06-12 Zack Weinberg <zackw@stanford.edu>
553 * configure.in (ALL_LINGUAS): Set to nothing.
554 * configure: Regenerate.
556 2001-06-12 Richard Henderson <rth@redhat.com>
558 * config/i386/i386.c (ix86_expand_prologue): Always use
559 gen_pro_epilogue_adjust_stack; update arguments.
560 (ix86_emit_epilogue_esp_adjustment): Likewise.
561 (ix86_expand_epilogue): Likewise.
562 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
563 clobber of scratch memory instead of a modification of EBP as the
564 barrier. Update all peepholes to match.
566 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
568 * doc/gcc.texi: Change the font used for @def... commands to a
570 * doc/extend.texi: Use more logical markup. Use "built-in"
571 instead of "builtin". Use @deftypefn to mark up built-in
572 functions; specify their types in the @deftypefn and not in the
573 descriptive text. Use TeX quotes and dashes. Add more index
576 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
578 * doc/install.texi (--exec-prefix, --bindir, --libdir,
579 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
581 (--enable-cpp): Change to document --disable-cpp instead; update
582 to reflect current default.
583 (--without-fast-fixincludes): Remove documentation.
584 (Final install): Document installation directories in more
585 detail. Document use of make dvi.
587 2001-06-12 lars brinkhoff <lars@nocrew.org>
589 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
590 (DIR_SEPARATOR_2): Likewise.
592 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
594 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
596 * c-typeck.c (c_start_case): Likewise.
598 2001-06-12 Mark Mitchell <mark@codesourcery.com>
600 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
601 in a structure at a variable address.
603 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
605 * doc/gcov.texi: Use more logical markup.
607 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
609 * config/m68hc11/m68hc11.c: Remove ifdef'ed gcc-2.95 code.
610 (m68hc11_reorg): Remove the gcc-2.95 compatible code.
611 (m68hc11_split_all_insns): Likewise, delete.
612 * config/m68hc11/m68hc11.h: Remove ifdef'ed gcc-2.95 code.
613 * config/m68hc11/m68hc11-protos.h: Likewise.
615 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
617 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
618 as an early clobber to make sure it is not used by reload in
621 2001-06-11 Mark Mitchell <mark@codesourcery.com>
623 * toplev.c (lang_independent_f_options): Remove
624 -feliminate-dwarf2-dups, -fbounded-pointers, and -fbounds-check.
625 * doc/c-tree.texi: Update information about flag_honor_std.
626 * doc/install.texi: Note that binutils is required on HPUX 11.
627 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
630 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
631 variable-sized types.
633 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
635 * doc/md.texi: Use TeX dashes and quotes.
637 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
639 * doc/rtl.texi: Reference manual chapter about trees.
641 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
643 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
644 (WINT_TYPE): Override.
645 (WINT_TYPE_SIZE): Likewise.
646 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
648 * config/sparc/sol2.h (WINT_TYPE): Define.
649 (WINT_TYPE_SIZE): Likewise.
651 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
652 (WINT_TYPE): Override.
653 (WINT_TYPE_SIZE): Likewise.
654 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
655 (CPP_ARCH64_SPEC): Likewise.
657 2001-06-11 Richard Henderson <rth@redhat.com>
659 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
660 with alias attribute.
662 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
663 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
665 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
667 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
669 2001-06-11 Richard Henderson <rth@redhat.com>
671 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
672 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
673 (struct machine_function): Add gp_save_rtx.
674 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
675 (alpha_gp_save_rtx): New.
676 * config/alpha/alpha-protos.h: Declare it.
677 * config/alpha/alpha.md (exception_receiver): Make an expander.
678 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
680 2001-06-11 Richard Henderson <rth@redhat.com>
682 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
684 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
686 * configure.in: Align --help messages.
687 Remove trailing full stops.
688 Consistently use lower case.
689 Fix DWARF 2 spelling.
690 * configure: Rebuilt.
692 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
694 * c-decl.c (store_parm_decls): When comparing types in an
695 old-style function declaration with those from a previous
696 prototype, compare the unqualified versions of parameter types.
699 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
701 * doc/objc.texi: Use more logical markup. Use TeX dashes.
703 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
705 * doc/c-tree.texi: Use more logical markup.
707 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
709 * doc/install.texi: Update details of what components are included
710 in the GCC distribution. Update default directory for g++
711 includes. Update documentation relating to old libio. Adjust
712 documentation on DejaGnu environment variables. Remove
713 documentation of --enable-cpplib.
715 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
717 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
720 2001-06-10 Richard Henderson <rth@redhat.com>
722 * ifcvt.c (life_data_ok): New.
723 (merge_if_block): Use it to determine whether to update
725 (if_convert): Set it.
727 2001-06-10 Richard Henderson <rth@redhat.com>
729 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
731 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
733 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
734 (SH Options): Document -mieee.
735 * doc/install.texi (Final install): Remove obsolete information
736 about installing cross compilers.
737 * doc/gcc.1: Rebuilt.
739 2001-06-10 Richard Henderson <rth@redhat.com>
741 * config/alpha/alpha.c (override_options): Set align_loops,
742 align_jumps, and align_functions.
743 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
744 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
746 2001-06-10 Richard Henderson <rth@redhat.com>
748 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
749 (Code Generation Options): Document -fnon-call-exceptions.
751 2001-06-10 Mark Kettenis <kettenis@gnu.org>
753 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
755 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
757 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
759 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
761 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
762 prefer a memory for operand 1.
763 ("*addsi3"): Fix constraints, the '!' was too strong.
764 ("*addsi3_split"): Accept soft register and split accordingly.
766 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
768 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
769 Move definition in the RTX_CODE section.
771 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
773 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
774 address as relative to the argument pointer.
776 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
778 * doc/invoke.texi (C Dialect Options): Document -aux-info.
779 (Debugging Options): Document -print-multi-directory and
781 * doc/gcc.1: Rebuilt.
783 * toplev.c (independent_decode_option): Require `=' between
784 `-aux-info' and filename in the same argument.
785 * gcc.c: Don't pass -aux-info=filename twice.
787 2001-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
789 * cppinit.c (print_help): Document -fpreprocessed.
790 * invoke.texi: Similarly.
792 2001-06-09 Mark Mitchell <mark@codesourcery.com>
794 * expr.c (expand_expr, case ARRAY_REF): Do not replace
795 an array element with the known initializing value if it has
798 * toplev.c (rest_of_compilation): Remove dead code before
801 2001-06-09 Richard Henderson <rth@redhat.com>
803 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
805 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
806 defaults for them here.
808 2001-06-09 Peter Jakubek <pjak@snafu.de>
810 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
812 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
814 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
815 more index entries. Use more logical markup where appropriate.
816 Use TeX quotes and dashes.
818 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
820 * gthr-posix.h (__gthread_objc_init_thread_system): If
821 pthread_key_create fails, it's not clear what the return value is.
822 This obvious fix makes sure it always returns -1 if a problem
825 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
827 * unwind-pe.h: Conditionally qualify references to abort with
830 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
832 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
833 for integer operations that don't update C bit.
835 2001-06-09 Julian Foad <julian_foad@hotmail.com>
837 * invoke.texi: Remove superfluous text.
839 2001-06-08 Richard Henderson <rth@redhat.com>
841 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
842 (LIB_SPEC): Mirror config/linux.h version.
844 2001-06-08 Richard Henderson <rth@redhat.com>
846 2001-03-29 Richard Henderson <rth@redhat.com>
847 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
849 2001-06-08 Richard Henderson <rth@redhat.com>
851 * except.c (get_exception_pointer, get_exception_filter): Take a
852 struct function. Update all callers.
853 * except.h (get_exception_pointer): Update declaration.
854 * expr.c (expand_expr): Update get_exception_pointer call.
855 * integrate.c (expand_inline_function): Remap the exception pointer
856 from callee to caller.
858 2001-06-08 Mark Mitchell <mark@codesourcery.com>
860 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
861 accurately reflect its cv-qualification.
862 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
863 cv-qualifiers on function types.
865 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
867 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
870 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
872 * doc/gcc.texi, doc/invoke.texi: Add index of command line
873 options. Use @opindex to index them rather than other indexing
874 commands. Use @var{...} instead of <...>. Avoid spaces in names
875 inside @var. Don't use @kindex to index escape sequences in
878 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
880 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
882 2001-06-08 Jakub Jelinek <jakub@redhat.com>
884 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
885 for complex floats passed to unprototyped functions.
887 2001-06-08 Jakub Jelinek <jakub@redhat.com>
889 * jump.c (mark_modified_reg): Allow jump threading if condition
890 codes are represented by a hard register.
892 2001-06-08 Jakub Jelinek <jakub@redhat.com>
894 * config/ia64/ia64.h (CC1_SPEC): Define.
895 * config/ia64/linux.h (CC1_SPEC): Define.
897 2001-06-08 Jakub Jelinek <jakub@redhat.com>
899 * tradcpp.c (do_define): Make sure we don't walk past limit.
901 2001-06-08 Jakub Jelinek <jakub@redhat.com
903 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
905 * doc/cpp.texi (__NO_INLINE): Document it.
907 2001-06-08 Mark Mitchell <mark@codesourcery.com>
909 * except.c (expand_eh_region_end_allowed): Call
910 do_pending_stack_adjust as necessary.
912 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
914 * doc/install.texi2html (MAKEINFO): Keep value if set already.
916 2001-06-07 Mark Mitchell <mark@codesourcery.com>
918 * tree.h (DECL_SOURCE_FILE): Improve documentation.
919 (DECL_SOURCE_LINE): Likewise.
921 2001-06-07 Phil Edwards <pme@sources.redhat.com>
923 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
924 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
926 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
928 * doc/contrib.texi: Add copyright notice.
930 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
932 * doc/md.texi: Use four digit years in copyright notice.
934 2001-06-07 DJ Delorie <dj@redhat.com>
936 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
937 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
938 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
939 gcov.1: Move to doc subdirectory.
940 * install.texi: Move to doc/install-old.texi.
941 * gcc.texi: Move to doc, refer to install-old.texi.
942 * Makefile.in: Reflect move of docs to doc/.
943 * f/Make-lang.in: Ditto.
944 * java/Make-lang.in: Ditto.
945 * doc/.cvsignore: New.
947 2001-06-07 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
949 * c-tree.texi: Reformat the manual as a single chapter now
950 included by gcc.texi.
951 * gcc.texi: Include c-tree.texi. Merge all indexes.
952 * Makefile.in (dvi): Add generation for the cppinternals
953 documentation. Added dependencies on fdl.texi and c-tree.texi
954 where appropriate. Use TEXI2DVI instead of custom tex calls.
955 (info): Added dependencies on fdl.texi and c-tree.texi where
956 appropriate. Remove the target c-tree.info.
958 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
962 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
964 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
965 pthread_t to objc_thread_t.
966 (__gthread_objc_thread_id): Likewise.
968 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
970 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
971 (ASM_OLDAS_SPEC): Likewise.
973 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
974 (CPP_SUBTARGET_SPEC): Use it.
975 (ASM_OLDAS_SPEC): Define.
977 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
979 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
981 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
984 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
986 * tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
987 Document use of N_(...), and show it in examples. Note that
988 documentation should be added to invoke.texi. Avoid an overfull
991 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
993 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
996 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
998 * install.texi: Remove more obsolete documentation.
1000 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1002 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1003 * configure: Rebuilt.
1005 2001-06-06 Richard Henderson <rth@redhat.com>
1007 * flow.c (mark_used_reg): Clean up looping over multiple hard
1008 registers. Do conditional life bits across multiple hard regs.
1010 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1012 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1013 deleted during reload.
1015 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1017 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1018 functions here, instead of ...
1019 * c-decl.c (c_expand_body): ... here.
1021 2001-06-05 Richard Henderson <rth@redhat.com>
1023 * dwarf2.h (DW_EH_PE_aligned): New.
1024 * dwarf2asm.c (eh_data_format_name): Name it.
1025 (dw2_asm_output_encoded_addr_rtx): Align for it.
1026 * dwarf2out.c (output_call_frame_info): Handle it for personality
1027 routine and LSDA pointers.
1029 * unwind-pe.h (DW_EH_PE_aligned): New.
1030 (base_of_encoded_value): Handle it.
1031 (read_encoded_value_with_base): Likewise.
1032 * unwind-dw2-fde.c (base_from_object): Likewise.
1033 (get_cie_encoding): Likewise.
1035 * config/alpha/elf.h: Remove ecoff commentary.
1036 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1038 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1040 * print-rtl.c (xspaces): Remove.
1041 (print_rtx): Use printf field-width, rather than xpsaces, to
1043 * toplev.c (main): Disable sibling-call optimization if we are
1044 handling exceptions.
1046 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1048 * reload1.c (reload): Delete all USEs generated during reload.
1050 Tue Jun 5 21:08:39 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1052 * config.gcc (i?86-*-solaris2*): Enable shared libgcc.
1054 2001-06-05 Phil Edwards <pme@sources.redhat.com>
1056 * gccbug.in: Remove high priority.
1058 2001-06-05 scott snyder <snyder@fnal.gov>
1060 * gccbug.in: Fix typo.
1062 2001-06-05 David Edelsohn <edelsohn@gnu.org>
1064 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
1065 __WCHAR_TYPE__ definition.
1066 (WCHAR_TYPE_SIZE): #undef before #define.
1068 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1070 * c-common.h (flag_dump_translation_unit): Remove.
1071 (enum tree_dump_index): Define.
1072 (TDF_ADDRESS, TDF_SLIM): New #defines.
1073 (dump_node_to_file): Remove.
1074 (dump_node): Make extern. Add flags.
1075 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1076 dump_switch_p): Prototype.
1077 * c-common.c (flag_dump_translation_unit): Remove.
1078 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1079 logic. Use dump_switch_p.
1080 * c-dump.h (struct dump_info): Add node and user fields.
1081 (dump_pointer): Declare.
1082 * c-dump.c (dump_node): Make extern. Add flags.
1083 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1084 (dump_new_line, dump_maybe_newline): Use them.
1085 (dump_pointer): New function.
1086 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1087 chain or function's body. Dump address, if TDF_ADDRESS set.
1088 (dump_flag): Define.
1089 (dump_node_to_file): Remove.
1090 (struct dump_file_info): New struct.
1091 (dump_files): New array.
1092 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1093 * c-lang.c (finish_file): Adjust dumping.
1094 * toplev.h (dump_base_name): Make extern.
1095 * invoke.texi: Document new flags.
1097 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1099 * c-tree.h (lang_decl): Add pending_sizes fields.
1100 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1102 (c_expand_body): Expand them.
1103 (lang_mark_tree): Mark lang_decl:pending_sizes.
1104 * function.c (expand_pending_sizes): New function, broken out
1106 (expand_function_start): ... here.
1107 * tree.h (expand_pending_sizes): Declare it.
1109 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1111 * doc/install.texi: Update FreeBSD information. Generalize
1112 and update information for alpha-based platforms using ELF.
1114 2001-06-04 Richard Henderson <rth@redhat.com>
1116 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1117 optimization if current_function_calls_setjmp.
1119 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1121 * c-tree.texi: Fix documentation of TREE_STRING_LENGTH for wide
1124 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1126 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1127 (store_parm_decls): Likewise.
1128 * c-typeck.c (convert_arguments): Likewise.
1130 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1132 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1133 mark_constant_pool_use before output_addr_const.
1134 (struct pool_node): New field wend.
1135 (add_constant): Note a sequence of constants that are referenced
1137 (pool_window_label, pool_window_last): New variables.
1138 (dump_table): Emit a unspec_volatile representing the end of a
1139 sequence of constants.
1140 (mark_constant_pool_use): New function.
1141 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1142 (consttable_2): Add the second operand which flags whether
1143 this consttable entry was used or not.
1144 (consttable_4, consttable_8, consttable_sf, consttable_df):
1146 (consttable_window_end): New insn.
1148 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1151 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1152 (shl_and_kind): Cast wide constant.
1153 (gen_far_branch): Define as static, as in declaration.
1154 (barrier_align): Compute cache-line length as unsigned. Add
1155 parentheses in initial credit computation.
1156 (rounded_frame_size): Add parentheses.
1157 (permanent_obstack): Remove declaration. Include ggc.h for
1158 declaration of ggc_add_root_rtx().
1159 (get_free_reg): Removed declaration of unused variable reg.
1160 (legitimize_pic_address): Mark mode argument as unused.
1162 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1164 * config/sh/sh.c (output_branch): Support for insn with lenght
1165 attr 12 & 16 which represents cond branches outside +-4096 range.
1167 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1169 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1170 cache-mirroring sequence. Add nops.
1172 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1174 * install.texi: Remove more old installation documentation.
1175 * doc/install.texi: Add relevant parts here.
1177 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1179 * doc/install.texi2html: New script.
1181 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1183 * doc/install.texi: Update AIX information again.
1185 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1187 * gcc.texi, install.texi: Remove old system-specific installation
1189 * doc/install.texi: Move it to here.
1191 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1193 * doc/install.texi: Clean up Texinfo markup.
1195 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1197 * cpp.texi, cppinternals.texi, gcc.texi: Move contents to just
1200 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1202 * install.texi: Remove documentation of some configuration
1204 * doc/install.texi: Add relevant parts of this documentation here.
1206 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1208 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1209 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1211 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1213 * install.texi: Remove libgcc1 documentation.
1214 * gcc.texi: Remove link to Cross Runtime.
1216 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1218 * invoke.texi: Remove references to papers about sequence points to
1219 readings.html, refer to that page.
1221 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1223 * README: Update references to installation instructions.
1225 2001-06-01 Laurent Guerby <guerby@acm.org>
1226 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1228 * doc/install.texi: Define srcdir when sources come from CVS.
1229 Significantly improve markup. Wrap overly long lines.
1231 2001-05-31 Richard Henderson <rth@redhat.com>
1233 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1234 also link against libgcc.a.
1236 Thu May 31 19:17:01 CEST 2001 Jan Hubicka <jh@suse.cz>
1238 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1240 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1242 * install.texi (Configuration): Add html links for --with-gnu-as &
1243 --with-gnu-ld and refer to them from hppa & SCO triplets.
1244 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1245 (Specific): Reword AVR binutils recommendation.
1247 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1249 * extend.texi: Fix formating of examples, eliminate some
1251 * gcc.texi: Eliminate some 'overfull hboxes'.
1252 * invoke.texi: Use two spaces between command options, eliminate
1253 some 'overfull hboxes'.
1255 2001-05-30 Richard Henderson <rth@redhat.com>
1257 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1259 2001-05-30 Tom Tromey <tromey@redhat.com>
1261 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1262 use it in the new association.
1264 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1265 David O'Brien <obrien@freebsd.org>
1267 FreeBSD system configuration merged from mainline.
1269 * config.gcc (the unlabeled system switch statement): Add
1270 generic configuration section to handle *-*-freebsd*. Also,
1271 to match the system compiler, default to threading support (it
1272 may be disabled with the standard --disable-threads
1273 configuration-time switch). Report bad configuration.
1274 (i[34567]86-*-freebsd* in machine-specific section): Use it.
1275 (alpha*-*-freebsd* in machine-specific section): Likewise.
1277 * config/freebsd.h (LIB_SPEC): Key the exact setting to
1278 configure-time options and target version of FreeBSD. Set-up
1279 to match architectural change in threading support. Correctly
1280 report when -pthread option is not supported by configure-time
1282 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
1283 and extend to encode target version number in run-time setting
1284 of __FreeBSD__ macro to match the system compiler. Use #endif/#if pair
1285 instead of #elif (which is OK for this case but not in general).
1286 (CPP_PREDEFINES): Likewise.
1287 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
1289 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
1290 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
1292 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
1293 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
1294 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
1295 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
1296 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
1298 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
1299 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
1300 -pthread instead setting macro.
1302 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1303 John David Anglin <dave@hiauly1.hia.nrc.ca>
1305 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1306 to target type to allow ISO C++ compiler to accept it.
1307 * gthr-dce.h (__gthread_active_ptr): Likewise.
1308 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1310 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1312 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1313 so that we do accept comments in preprocessed input.
1315 2000-05-30 Kelley Cook <kelley.cook@home.com>
1317 * config/i386/i386.h (TARGET_SWITCHES): Remove -mmmx and -msse options.
1319 2001-05-30 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1321 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
1322 of just copying CPP_CPU_SPEC.
1324 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1326 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1328 2001-05-30 Hans-Peter Nilsson <hp@axis.com>
1330 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1331 (DRIVER_DEFINES): Ditto.
1333 2001-05-29 Stan Shebs <shebs@apple.com>
1335 * gcc.texi: Add links for information about Objective-C.
1337 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1339 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1341 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1343 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1344 /bin/sed fails on [^\"]).
1345 (configargs.h): Likewise.
1346 * configure: Rebuilt.
1348 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1350 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1351 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1352 Remove trailing whitespace.
1354 2001-05-28 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1356 * c-common.c (c_common_nodes_and_builtins): Change __builtin_fsqrt
1358 * extend.texi (Other Builtins): Update documentation about
1361 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1363 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1364 became http://freeware.sgi.com/.
1366 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1368 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1370 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1372 * cpplib.c (run_directive): Set pfile->directive.
1374 2001-05-27 Nathan Sidwell <nathan@codesourcery.com>
1376 * lists.c (init_EXPR_INSN_LIST_cache): Only called once.
1377 * toplev.c (rest_of_compilation): Don't call it here.
1378 (compile_file): Call it here.
1380 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1382 * combine.c (try_combine): Fix typo in comment.
1383 * expr.c (expand_expr): Likewise.
1384 * config/i370/i370.md (untyped_call): Likewise.
1386 2001-05-26 Bruce Korb <bkorb@gnu.org>
1388 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1389 when fixincl is operating in test mode
1390 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1391 (AAB_ultrix_limits): remove redundant text
1392 (AAB_ultrix_memory): ditto
1393 (AAB_ultrix_string): ditto
1394 (djgpp_wchar_h): fix the test text
1395 (irix_stdio_va_list): add test text
1396 (irix_limits_const): add a testing output file (limits.h is overwritten)
1397 (strict_ansi_not_ctd): put limits.h second in list for same reason
1398 (solaris27_mutex_init): test text needed selection text, too
1400 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1401 when fixincl is operating in test mode
1403 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1405 * toplev.c (debug_args, f_options, W_options): Mark
1406 descriptions for translation.
1407 (display_help): Translate descriptions on output.
1409 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1410 objc/lang-options.h: Mark descriptions for translation.
1412 * aclocal.m4: Quote final argument of patsubst. Use
1413 3-argument form of AC_DEFINE. Restore quotes to [] while
1415 * configure, config.in: Regenerate.
1417 2001-05-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1419 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Remove MODE argument.
1421 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1423 * config/arc/initfini.c (.init): Fix typo.
1425 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1427 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1429 2001-05-25 Richard Henderson <rth@redhat.com>
1431 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1432 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1433 (sparc*-*-solaris2): Likewise.
1434 * config/t-linux: Remove shared libgcc macros.
1435 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1436 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1438 2001-05-25 Richard Henderson <rth@redhat.com>
1440 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1442 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1444 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1445 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1446 * fixinc/fixincl.x: Regenerate.
1447 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1448 (FIX_TEST_TABLE): Declare it.
1449 * fixinc/fixlib.h: Include config.h.
1451 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1453 * fixinc/inclhack.def (alpha___assert): Change char * args to
1454 const char * on Tru64 UNIX to avoid excessive warnings from
1456 * fixinc/fixincl.x: Regenerate.
1458 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1460 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1462 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1465 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1467 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1468 instead of rtx_equal_p for early clobber test.
1470 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1472 * aclocal.m4: Fixed typo.
1473 (gcc_AC_HEADER_STDBOOL): Define.
1474 (gcc_AC_C__BOOL): Define.
1475 * configure.in: Use them.
1476 (AC_CHECK_HEADERS): Remove stdbool.h
1477 * configure, config.in: Regenerate.
1479 2001-05-25 Richard Henderson <rth@redhat.com>
1481 * config/i386/i386.md: Revert previous change. Do not apply
1482 the peephole if the components do not die after the sequence.
1484 2001-05-25 Mark Mitchell <mark@codesourcery.com>
1486 * config/i386/i386.md: Make sure cmpstr peepholes do not
1487 affect liveness information.
1489 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1491 * c-typeck.c (digest_init): Issue error messages about
1492 invalid constants, not warnings.
1494 * invoke.texi (-fno-builtin): Document that this is always on
1497 2001-05-24 Philip Blundell <philb@gnu.org>
1499 * config/arm/arm.c (output_return_instruction): Correctly handle
1500 interworking and interrupt functions.
1502 2001-05-24 Philip Blundell <philb@gnu.org>
1504 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
1505 -m{no-}sched-prolog. Fix typos and improve formatting.
1507 2001-05-24 Philip Blundell <philb@gnu.org>
1509 * invoke.texi (ARM Options): Improve wording slightly. Add
1510 documentation for more options, including those for Thumb mode.
1511 Don't mention options that don't exist or are unimplemented.
1512 (Thumb Options): Delete; merged into above section.
1514 2001-05-24 Geoff Keating <geoffk@redhat.com>
1516 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
1517 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
1519 2001-05-23 Richard Henderson <rth@redhat.com>
1521 * doc/install.texi (alpha-linux): Require binutils 2.11.
1523 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
1525 * extend.texi (Attribute Syntax): Clarify application of
1526 attributes to parameters declared as functions or arrays.
1528 2001-05-23 Zack Weinberg <zackw@stanford.edu>
1530 * diagnostic.c (vnotice): Kill.
1531 (fnotice): Call vfprintf directly.
1532 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
1533 verbatim, set_diagnostic_context): Rename string argument to
1534 indicate that it is run through gettext.
1535 (vbuild_message_string, build_message_string, output_do_printf):
1536 Rename string argument to indicate that it is NOT run through
1538 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
1539 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
1540 Run msgid argument through gettext.
1541 (default_print_error_function): Run constant strings through
1542 gettext when nothing else will.
1543 (fatal_error, internal_error, error_recursion): Use fnotice.
1544 Present complete sentences to gettext.
1546 2001-05-23 Mark Mitchell <mark@codesourcery.com>
1548 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
1550 2001-05-22 Richard Henderson <rth@redhat.com>
1552 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
1553 section pointer alignment.
1555 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
1557 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
1558 of __USER_LABEL_PREFIX__.
1560 2001-05-22 Richard Henderson <rth@redhat.com>
1562 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
1563 (__deregister_frame_info_bases): New.
1564 * unwind-dw2-fde.h: Declare it.
1565 * libgcc-std.ver: Export it.
1566 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
1567 called __register_frame_info_bases.
1569 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
1571 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
1572 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
1573 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
1574 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
1575 "r2" to the assembly file. Only issue allocs with non-zero parameters.
1577 2001-05-22 Richard Henderson <rth@redhat.com>
1579 * libgcc2.c: Include hwint.h.
1581 2001-05-22 Richard Henderson <rth@redhat.com>
1583 * crtstuff.c (__register_frame_info_bases): Declare.
1584 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1585 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1587 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1588 (CRT_GET_RFIB_DATA): New.
1589 * config/i386/sysv4.h: Likewise.
1590 * config/i386/sco5.h: Likewise.
1591 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1593 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1595 * doc/install.texi (Specific): Remove a bogus and duplicate part
1596 copied from the end of the document.
1598 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1600 * install.texi: Remove obsolete information on SunOS as well as
1601 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
1602 (Installing GNU CC on the Sun): Remove section.
1604 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
1606 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
1607 keep errno unchanged on success.
1609 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1611 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
1612 once for hexadecimal floats, whether or not they contain a decimal
1613 point. Don't let the setting of pedantic otherwise affect the
1614 parsing of hexadecimal floats.
1616 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1618 * README.ACORN: Remove obsolete file.
1620 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1622 Merge objc.texi from mainline:
1623 2001-02-28 Ovidiu Predescu <ovidiu@cup.hp.com>
1624 * objc-features.texi: Document the @compatibility_alias compiler
1625 directive (description from Nicola Pero <n.pero@mi.flashnet.it>).
1627 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1629 * tree.h (type_num_arguments): Declare it.
1630 * tree.c (type_num_arguments): New function.
1632 2001-05-21 Richard Henderson <rth@redhat.com>
1634 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1637 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1639 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1640 non-register variables.
1641 * extend.texi: Document that asm-specifications do not make sense
1642 for non-static local variables.
1644 2001-05-17 Andrew Haley <aph@redhat.com>
1646 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1648 2001-05-20 Mark Mitchell <mark@codesourcery.com>
1649 Jim Wilson <wilson@redhat.com>
1651 * libgcc2.h (TItype): Do not assume that the host has 64-bit ntegers.
1652 (W_TYPE_SIZE): Likewise.
1654 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1656 * extend.texi: Clarify documentation of extensions included in ISO
1657 C99. Prefer C99 terminology and syntax to old GNU terminology and
1658 syntax. Add more index entries. Document mixed declarations and
1659 code as an extension in C89 mode. Warn about future changes to
1660 semantics of inline functions. Fixes PR other/930.
1662 2001-05-20 Richard Henderson <rth@redhat.com>
1664 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1665 to be output before a branch.
1667 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1668 * sched-deps.c (sched_analyze_insn): Remove unused vars.
1670 2001-04-05 Bernd Schmidt <bernds@redhat.com>
1671 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
1674 2001-04-04 Bernd Schmidt <bernds@redhat.com>
1675 * sched-deps.c (sched_analyze_insn): Partially revert March 27
1678 2001-05-20 Richard Henderson <rth@redhat.com>
1680 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1682 2001-05-20 Richard Henderson <rth@redhat.com>
1684 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1685 (ASM_DOUBLE): Remove.
1686 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1687 * config/i386/sun386.h: Likewise.
1689 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1690 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1692 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1693 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1694 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1695 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
1697 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
1698 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
1699 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
1700 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
1701 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
1702 * config/i386/win-nt.h, config/i386/win32.h: Likewise.
1704 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1706 * invoke.texi: Add more options to summary list.
1708 2001-05-19 Zack Weinberg <zackw@stanford.edu>
1710 * extend.texi: Document #pragma GCC java_exceptions.
1712 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1714 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
1715 used. Fixes PR c/2291.
1716 * gcc.1: Regenerate.
1718 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1720 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
1721 the -fpic and -fPIC options, clear flag_pic.
1723 2001-05-19 Brad Lucier <lucier@math.purdue.edu>, Alexandre Oliva <aoliva@redhat.com>
1725 * Makefile.in (alloca.o): Depend on $(GCONFIG_H).
1726 ($(HOST_PREFIX_1)alloca.o): Depend on $(HCONFIG_H). Arrange for
1727 hconfig.h to be included.
1729 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
1731 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
1733 (expand_eh_return): Convert between word_mode and Pmode.
1734 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
1736 (execute_stack_op): Likewise.
1737 (execute_cfa_program): Likewise.
1738 (uw_frame_state_for): Likewise.
1739 (uw_update_context_1): Likewise.
1740 * unwind.inc (_Unwind_Reason_Code): Likewise.
1741 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
1742 (EH_RETURN_STACKADJ_RTX): Likewise.
1743 * config/mips/mips.c (compute_frame_size): Make space for saving
1744 EH return registers.
1745 (mips_expand_epilogue): Handle EH stack adjustments.
1746 * config/mips/mips.md (eh_return): New pattern.
1747 (eh_set_lr_si): Likewise.
1748 (eh_set_lr_di): Likewise.
1749 Add splitter to perform EH return after reload.
1751 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1753 * jump.c (mark_jump_label): Tidy previous change.
1755 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1756 Bruce Korb <bkorb@gnu.org>
1758 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1759 found in fixinc directory. Facilitates binary distributions.
1761 2001-05-19 Bruce Korb <bkorb@gnu.org>
1763 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1764 * fixinc/genfixes: emit a warning if AutoGen is out of date
1765 * fixinc/fixincl.x: regen
1766 * fixinc/Makefile.in: open stdin for those building with a closed one.
1768 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1770 * jump.c (mark_jump_label): Tidy previous change.
1772 * jump.c (jump_optimize_1): Tidy.
1773 (mark_jump_label): When changing the label in a LABEL_REF, change
1774 update any REG_EQUAL notes as well.
1776 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1778 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1780 * toplev.c (main): If the target does not allow profiling without
1781 a frame pointer, issue an error message.
1782 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1785 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1787 * regrename.c (regrename_optimize): frame pointer register can
1790 2001-05-18 John David Anglin <dave@hiauly1.hia.nrc.ca>
1792 * toplev.c (note_outlining_of_inline_function): Add ATTRIBUTE_UNUSED
1793 to argument declaration.
1795 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1797 * README.DWARF: Move into dwarfout.c.
1799 2001-05-18 Stan Shebs <shebs@apple.com>
1801 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1802 * configure: Regenerate.
1804 2001-05-18 Geoff Keating <geoffk@redhat.com>
1806 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
1807 the link register if we're not going to use it.
1809 * config/rs6000/rs6000.c (output_function_profiler): Fix a warning.
1811 2001-05-18 Per Bothner <per@bothner.com>
1813 Changes needed for java/jvspec.c
1814 * gcc.h (n_infiles, outfiles): Add declarations.
1815 * gcc.c (n_infiles, outfiles): Mske no longer static.
1817 Fri May 18 10:12:19 2001 Jeffrey A Law (law@cygnus.com)
1819 * config/pa/som.h (EXCEPTION_SECTION): Define.
1821 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1824 2001-02-09 Nick Clifton <nickc@redhat.com>
1825 * config/arm/arm.md: Change output constraint on post inc
1826 load/store multiple patterns to be a read/write constraint.
1828 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1830 * function.c (expand_function_start): Avoid creating BLKmode
1833 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1835 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1836 DIE, even if it has no children.
1837 (dwarf2out_finish): Always output the line-number table, even if
1840 2000-05-18 David Edelsohn <edelsohn@gnu.org>
1842 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1844 2000-05-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1846 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
1847 offsets if not REG_OK_STRICT.
1849 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
1850 (INT_REG_OK_FOR_INDEX_P): Likewise.
1851 (INT_REG_OK_FOR_BASE_P): Likewise.
1852 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
1853 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
1854 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
1855 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
1856 REG_OK_FOR_BASE_P. Take an additional parameter.
1857 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
1858 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
1859 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
1860 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
1861 rs6000_legitimate_address() and use it.
1862 * config/rs6000/rs6000.c: Update all callers.
1863 (rs6000_legitimate_address): New function.
1865 2001-05-17 Mark Kettenis <kettenis@wins.uva.nl>
1867 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1869 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1871 * doc/install.texi: Update Solaris information.
1873 * except.h (protect_cleanup_actions): Remove it.
1874 (lang_protect_cleanup_actions): Declare it.
1875 * except.c (protect_cleanup_actions): Remove it.
1876 (lang_protect_cleanup_actions): New variable.
1877 (init_eh): Don't make protect_cleanup_actions a GC root.
1878 (expand_eh_region_and_cleanup): Call
1879 lang_protect_cleanup_actions.
1880 (output_function_exception_table): Remove unused `align'
1882 * varasm.c (assemble_external): Abort if we have not yet
1883 opened the assembly output file.
1885 Thu May 17 11:53:49 2001 Jeffrey A Law (law@cygnus.com)
1887 * pa.c (hppa_init_pic_save): No longer update last_parm_insn.
1889 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1890 for eh_personality_libfunc.
1892 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1894 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1895 (reload_as_needed): Call update_eliminable_offsets a bit later.
1897 * expr.c (protect_from_queue): Protect against subsequent calls to
1899 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1902 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1904 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1907 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1909 * gccbug.in (CATEGORIES): Add "bootstrap".
1911 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1913 * stmt.c (expand_asm_operands): For inout operands, make sure
1914 the substitution of '=' for '+' makes it into the rtl.
1916 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1918 * gcc.texi (gccbug): Refer to the web pages for detailed information
1921 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1922 Bruce Korb <bkorb@gnu.org>
1924 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1927 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1929 * assert.h: Removed.
1930 * libgcc-std.ver, sys-protos.h: Remove __eprintf.
1931 * libgcc2.c: Document that __eprintf exists for backward
1933 * configure.in: Correct commentary now assert.h does not exist.
1934 * configure: Regenerate.
1936 * Makefile.in: Delete INSTALL_ASSERT_H, assertdir, and all
1937 references to either. Delete install-assert-h target. Do not
1938 create $(assertdir) or $(gcc_tooldir) in mkinstalldirs target.
1939 Move _eprintf from LIB2FUNCS to LIB2FUNCS_ST; pass
1940 LIB2FUNCS_ST to mklibgcc.
1941 * cross-make: Don't set assertdir.
1942 * mklibgcc.in: Add support for LIB2FUNCS_ST.
1944 * config/t-freebsd, config/t-linux, config/t-linux-aout,
1945 config/t-netbsd, config/t-openbsd, config/t-rtems, config/x-linux,
1946 config/alpha/t-interix, config/i386/t-beos, config/i386/t-interix,
1947 config/mcore/t-mcore, config/mcore/t-mcore-pe:
1948 No need to set INSTALL_ASSERT_H.
1950 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
1951 fixinc/fixinc.svr4, fixinc/fixinc.winnnt, fixinc/fixinc.wrap,
1952 fixinc/fixincl.sh: Don't install assert.h.
1954 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1956 * i386.md: Add two peepholes to clean up code generated by
1959 2001-05-16 Richard Henderson <rth@redhat.com>
1961 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1962 variants of non-absolute encodings.
1964 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1966 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1967 __register_frame_info_table_bases): Export.
1969 Wed May 16 13:38:21 2001 Jeffrey A Law (law@cygnus.com)
1971 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1974 2001-05-16 Richard Henderson <rth@redhat.com>
1976 * except.c (eh_data_format_name): Move to ...
1977 * dwarf2asm.c: ... here. Use designated initializers if available.
1978 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1979 * dwarf2asm.h: Update declarations.
1980 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1981 ASM_PREFERRED_EH_DATA_FORMAT.
1982 (output_call_frame_info): Likewise. Use 'L' augmentation for
1985 * unwind-dw2-fde.h (struct fde_vector): New.
1986 (struct old_object): Rename from struct object.
1987 (struct object): New.
1988 (__register_frame_info_bases): Declare.
1989 (__register_frame_info_table_bases): Declare.
1990 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1991 * unwind-dw2-fde.c (objects): Remove.
1992 (unseen_objects, seen_objects): New.
1993 (__register_frame_info_bases): New.
1994 (__register_frame_info): Use it.
1995 (__register_frame_info_table_bases): New.
1996 (__register_frame_info_table): Use it.
1997 (__deregister_frame_info): Rewrite for changed object struct.
1998 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1999 (fde_unencoded_compare): Rename from fde_compare; uninline.
2000 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2001 (start_fde_sort): Adjust for new definition of fde_vector.
2002 (fde_insert): Likewise.
2003 (end_fde_sort): Likewise. Select comparison function based
2004 on properties of the object.
2005 (fde_split): Take object and fde_compare_t arguments.
2006 (frame_heapsort, fde_merge): Likewise.
2007 (classify_object_over_fdes): Rename from count_fdes. Handle
2008 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2010 (add_fdes): Handle encoded pointers.
2011 (init_object): Rename from frame_init. Update for new struct object.
2012 (linear_search_fdes): Rename from search_fdes. Handle encoded
2014 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2015 (binary_search_single_encoding_fdes): New.
2016 (binary_search_mixed_encoding_fdes): New.
2017 (search_object): New.
2018 (_Unwind_Find_FDE): Update for new struct object. Fill in
2020 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
2021 iterating over EH data.
2022 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
2023 fde_encoding, lsda_encoding.
2024 (read_uleb128, read_sleb128): Remove.
2025 (read_encoded_pointer): Remove. All callers use read_encoded_value.
2026 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
2027 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
2029 * unwind-pe.h: Add "struct" to _Unwind_Context references.
2031 2001-05-16 Andreas Jaeger <aj@suse.de>
2033 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
2035 * toplev.c: Include dwarf2asm.h for prototype of
2036 dw2_output_indirect_constants.
2038 2001-05-16 Richard Henderson <rth@redhat.com>
2040 2001-03-08 Richard Henderson <rth@redhat.com>
2041 * configure.in (HAVE_AS_LEB128): New assembler check.
2042 * configure, config.in: Rebuilt.
2044 2001-05-16 David Edelsohn <edelsohn@gnu.org>
2046 * doc/install.texi: Update AIX information.
2047 * README.RS6000: Remove obsolete file.
2049 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2051 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
2053 2001-05-16 Jakub Jelinek <jakub@redhat.com>
2054 Nathan Sidwell <nathan@codesourcery.com>
2056 * gcc.c (give_switch): Don't write before start of string.
2057 Always append suffix.
2059 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
2061 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
2064 2001-05-16 Dean Wakerley <dean@wakerley.com>
2066 * doc/install.texi: New file. Converted to texinfo from the HTML
2067 documentation in wwwdocs/htdocs/install.
2069 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2071 * README.ALTOS: Remove obsolete file.
2073 Tue May 15 22:12:41 2001 Jeffrey A Law (law@cygnus.com)
2075 * flow.c (life_analysis): After life analysis is complete, do
2076 an optional scan over insns looking for REG_LABEL notes that
2077 reference a deleted label.
2078 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
2079 before peeking at LABEL_NUSES.
2081 2001-05-15 Richard Henderson <rth@redhat.com>
2083 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
2084 (_Unwind_GetTextRelBase): New.
2086 2001-05-15 Mark Mitchell <mark@codesourcery.com>
2088 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2090 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
2092 * gthr-posix.h: Make additional pthread-* functions weak.
2094 2001-05-14 Richard Henderson <rth@redhat.com>
2096 * configure.in (gcc_cv_as_eh_frame): New test.
2097 * config.in, configure: Rebuild.
2098 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
2100 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2102 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
2103 for RETURNS as well.
2104 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
2105 extended precision divide.
2107 2001-05-14 Andrew Haley <aph@redhat.com>
2109 * reload1.c (copy_eh_notes): New function.
2110 (emit_input_reload_insns): Call it.
2111 (emit_output_reload_insns): Call it.
2113 * emit-rtl.c (try_split): Copy EH notes to sequence.
2115 2001-05-14 Richard Henderson <rth@redhat.com>
2117 2001-04-12 Richard Henderson <rth@redhat.com>
2118 * Makefile.in (regmove.o): Depend on except.h.
2119 * regmove.c: Include it.
2121 Mon May 14 08:57:23 2001 Jeffrey A Law (law@cygnus.com)
2123 * config/pa/som.h (NM_FLAGS): Remove.
2124 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
2125 (ASM_OUTPUT_SECTION_NAME): Remove.
2126 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
2128 2001-05-14 Mark Mitchell <mark@codesourcery.com>
2130 * regrename.c (regrename_optimize): Do not rename registers to
2133 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
2135 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
2136 contain MEMs. Remove useless distinction about clobbering
2139 2001-05-13 Richard Henderson <rth@redhat.com>
2141 2001-03-28 Richard Henderson <rth@redhat.com>
2142 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
2143 not TARGET_TOC for special toc restore handling.
2144 * config/rs6000/rs6000.md (eh_return): Likewise.
2146 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
2148 * tm.texi (THREAD_MODEL_SPEC): Document it.
2149 * gcc.c (main): Use it.
2150 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
2151 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
2153 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2155 * rtl.h (SYMBOL_REF_WEAK): New macro.
2156 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
2157 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
2158 * rtl.texi (SYMBOL_REF_WEAK): Document it.
2159 * gcc.texi: Remove wrong description.
2161 2001-05-13 Mark Mitchell <mark@codesourcery.com>
2163 * stringpool.c (xxx, yyy): Remove.
2164 (get_identifier): Don't set them.
2166 * Makefile.in (STAMP): New macro.
2167 Replace all uses of `touch' with $(STAMP).
2168 * fixinc/Makefile.in: Likewise.
2170 2001-05-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2172 * i386.c (ix86_save_reg): Change `bool' parameter to `int'.
2174 2001-05-12 Richard Henderson <rth@redhat.com>
2176 EH merge from mainline, continued.
2178 2001-05-12 Richard Henderson <rth@redhat.com>
2179 * dwarf2asm.c (size_of_encoded_value): New function.
2180 * dwarf2asm.h: Declare it.
2181 * except.c (output_function_exception_table): Align the TType
2182 array only as wide as the encoding.
2184 2001-05-11 Richard Henderson <rth@redhat.com>
2185 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2186 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
2187 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
2188 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
2189 (dw2_output_indirect_constants): Prototype.
2190 * dwarf2out.c (dwarf2out_begin_prologue): Generate
2191 current_function_func_begin_label if we'll need it for EH. Exit
2192 early for IA64_UNWIND_INFO.
2193 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
2194 (eh_data_format_name): Update for indirect references.
2195 (output_function_exception_table): Care for IA64_UNWIND_INFO.
2196 Handle ASM_PREFERRED_EH_DATA_FORMAT.
2197 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
2198 define HAVE_eh_return etc.
2199 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
2200 (final_end_function): Don't call output_function_exception_table.
2201 * toplev.c (compile_file): Call dw2_output_indirect_constants.
2202 (rest_of_compilation): Invoke output_function_exception_table
2203 for ia64 before assemble_end_function.
2204 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
2205 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
2207 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
2208 * unwind.h: Declare them.
2209 * libgcc-std.ver: Export them.
2210 * unwind-pe.h: New file.
2212 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2214 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
2216 (find_fde_for_dso): Extract DT_PLTGOT.
2217 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
2218 the segment and gp as well.
2219 * config/ia64/frame-ia64.c: Remove file.
2220 * config/ia64/frame-ia64.h: Remove file.
2221 * config/ia64/unwind-ia64.c: New file.
2222 * config/ia64/unwind-ia64.h: New file.
2223 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
2224 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
2225 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
2226 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2227 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2228 (IA64_UNWIND_INFO): Re-enable.
2229 (HANDLER_SECTION): Remove.
2230 (EH_RETURN_DATA_REGNO): New.
2231 * config/ia64/ia64.md (exception_receiver): Remove.
2232 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
2233 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
2235 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2236 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2237 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2239 2001-05-05 Richard Henderson <rth@redhat.com>
2240 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2241 to the parent of the fixup region.
2243 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
2244 * except.c (expand_eh_region_start): Don't start a new block.
2245 (expand_eh_region_end): Don't end a block.
2246 * stmt.c (expand_end_bindings): Don't end EH blocks.
2247 (expand_decl_cleanup): Starting an EH region won't change the block.
2248 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
2249 (is_eh_region): Lose.
2252 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
2253 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
2255 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
2256 * except.c (get_exception_filter): word_mode, not Pmode.
2258 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
2259 * except.c (expand_eh_region_end_cleanup): Force pending stack
2260 adjust before emitting label that branches around cleanup code.
2262 2001-04-25 Richard Henderson <rth@redhat.com>
2263 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
2264 of registers to restore along non eh_return path.
2266 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
2267 * except.c (reachable_handlers): Step out one level from a RESX.
2269 * except.c (struct eh_region): Rename 'last' to 'resume'.
2270 (mark_eh_region, duplicate_eh_region_1): Adjust.
2271 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
2272 (build_post_landing_pads): Likewise.
2273 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
2274 (expand_eh_region_end_must_not_throw): Likewise.
2275 (connect_post_landing_pads): Thread (only) regions with non-deleted
2278 * except.c (expand_eh_region_end_cleanup): Save the EH return data
2279 registers around the cleanup.
2280 (get_exception_filter): New fn.
2281 (finish_eh_generation): Use it.
2283 2001-04-03 Richard Henderson <rth@redhat.com>
2284 * rtl.h (LCT_THROW): New.
2285 * calls.c (emit_library_call_value_1): Handle it.
2286 * except.c (connect_post_landing_pads): Use it.
2288 2001-03-28 Richard Henderson <rth@redhat.com>
2289 * except.c: Rewrite entirely for IA-64 ABI exception handling.
2290 * except.h: Likewise.
2292 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
2293 (LIB2ADDEHDEP): New.
2294 (LIB2FUNCS_EH): Remove.
2295 (LIB2ADD): Remove LIB2ADDEH.
2296 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
2297 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
2298 (crt{begin,end}[S].o): Likewise.
2299 (except.o): Update includes.
2300 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
2301 (libgcc2_c_dep): Use LIB2ADDEHDEP.
2303 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
2304 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
2305 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
2306 * builtins.c (expand_builtin): Implement it.
2307 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
2308 * c-common.c (c_common_nodes_and_builtins): Declare it.
2309 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
2310 * calls.c (libfunc_nothrow): Remove.
2311 (emit_library_call_value_1): Don't call it.
2312 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
2313 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
2314 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
2315 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
2316 (current_funcdef_number): Globalize.
2317 (output_call_frame_info): Emit frame data if an lsda is needed.
2318 Generate augmentation for personality routine. Don't play with
2320 (dwarf2out_begin_prologue): Record funcdef_number.
2321 * dwarf2out.h (current_funcdef_number): Declare.
2322 * expr.c (expand_expr): Update for except.h name changes.
2323 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
2324 * expr.h (LTI_throw, LTI_rethrow): Remove.
2325 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
2326 (LTI_eh_rtime_match): Remove.
2327 (LTI_unwind_resume, LTI_eh_personality): Add.
2328 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
2329 * final.c (final): Don't call check_exception_handler_labels,
2330 init_insn_eh_region, or free_insn_eh_region.
2331 (final_scan_insn): Always emit debug labels for
2332 NOTE_INSN_EH_REGION notes.
2333 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
2334 (record_active_eh_regions): Remove.
2335 (count_basic_blocks): Check all instructions for REG_EH_REGION.
2336 Use can_throw_internal.
2337 (find_basic_blocks_1): Likewise.
2338 (move_stray_eh_region_notes): Remove.
2339 (find_label_refs): No eh_return_stub_label.
2340 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
2341 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
2343 (delete_unreachable_blocks): Don't track deleted handlers.
2344 (flow_delete_block): Use maybe_remove_eh_handler.
2345 (delete_eh_regions): Remove.
2346 (merge_blocks): Don't check for eh region match.
2347 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
2348 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
2349 (init_propagate_block_info): Disable dead frame store optimization
2350 when current_function_calls_eh_return.
2351 (dump_bb): Don't print eh_beg, eh_end.
2352 * function.c (fixup_var_refs): No catch_clauses.
2353 (expand_function_end): Likewise. Call expand_eh_return before
2354 the return register use. Call sjlj_emit_function_exit_after.
2355 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
2356 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
2357 * ifcvt.c (dead_or_predicable): Remove eh region check.
2358 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
2359 Don't check for EH vs parameters.
2360 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
2361 (expand_inline_function): Call duplicate_eh_regions.
2362 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
2363 (copy_insn_notes): Remap REG_EH_REGION notes.
2364 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
2365 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
2366 check_exception_handler_labels, nor exception_optimize.
2367 (find_cross_jump): No EH region check.
2368 * optabs.c (init_optabs): Update for changed eh libfuncs.
2369 * rtl.def (RESX): New.
2370 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
2371 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
2372 checks. Update for except.h name changes.
2373 (expand_cleanups): Likewise.
2374 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
2375 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
2376 (compile_file): Call init_eh before init_optabs. Don't
2377 output_exception_table here.
2378 (rest_of_compilation): Call convert_from_eh_region_ranges,
2379 convert_to_eh_region_ranges, output_function_exception_table.
2380 Don't emit_eh_context.
2381 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
2382 (EXC_PTR_EXPR): New.
2384 * md.texi (eh_epilogue): Remove.
2385 (eh_return): Document.
2386 * tm.texi (EH_RETURN_DATA_REGNO): Document.
2387 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
2389 * eh-common.h: Remove file.
2390 * frame-dwarf2.c, frame.c, frame.h: Remove files.
2391 * libgcc2.c (L_eh): Remove.
2393 * unwind-dw2-fde.c: New file, largely copied from frame.c.
2394 * unwind-dw2-fde.h: New file.
2395 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
2396 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
2397 * libgcc-std.ver: Update for eh symbols.
2399 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
2400 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
2401 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
2402 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
2403 (EH_RETURN_DATA_REGNO): New.
2404 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
2405 * config/alpha/alpha.md (eh_epilogue): Remove.
2406 (exception_receiver): Use $26 for ldgp input.
2407 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2409 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
2410 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
2411 True for pic register if current_function_calls_eh_return.
2412 (ix86_expand_epilogue): Change "emit_return" argument into "style".
2413 Handle eh_return requirements.
2414 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
2415 (EH_RETURN_STACKADJ_RTX): New.
2416 * config/i386/i386.md (exception_receiver): Remove.
2417 (eh_return, eh_return_1): New.
2418 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2420 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
2421 for eh_return data registers.
2422 (rs6000_emit_prologue): Save eh_return data registers.
2423 (rs6000_emit_epilogue): Force inline restores if eh_return.
2424 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
2425 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
2426 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
2427 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
2428 the target uses one.
2429 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
2430 (return_eh_si, return_eh_di): Remove.
2431 (eh_return): New, from corpse of eh_epilogue.
2432 (eh_set_lr_si, eh_set_lr_di): New.
2434 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
2435 current_function_calls_eh_return.
2436 (output_function_epilogue): Handle eh_return.
2437 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
2438 (EH_RETURN_DATA_REGNO): New.
2439 (EH_RETURN_STACKADJ_RTX): New.
2440 (EH_RETURN_HANDLER_RTX): New.
2441 * config/sparc/sparc.md (call/short branch peepholes): Check
2442 can_throw_internal instead of in_same_eh_region.
2444 2001-03-17 Richard Henderson <rth@redhat.com>
2445 * dwarf2out.c (queue_reg_save): New.
2446 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
2447 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
2449 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
2450 (cfa, cfa_store, cfa_temp): Make static.
2451 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
2453 2001-03-16 Richard Henderson <rth@redhat.com>
2454 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
2455 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
2456 (dw2_asm_output_delta_uleb128): Likewise.
2457 (dw2_asm_output_delta_sleb128): Similarly.
2458 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
2460 2001-03-15 Richard Henderson <rth@redhat.com>
2461 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
2462 if provided by the target.
2463 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
2464 (dw2_asm_output_addr): New.
2465 * dwarf2asm.h (dw2_asm_output_addr): Declare.
2466 * dwarf2out.c (output_cfi): Use it for program addresses.
2467 (output_call_frame_info, output_die): Likewise.
2468 (output_aranges, output_line_info): Likewise.
2470 2001-03-06 Krister Walfridsson <cato@df.lth.se>
2471 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
2473 2001-03-02 Richard Henderson <rth@redhat.com>
2474 * Makefile.in (OBJS): Add dwarf2asm.o.
2475 * dwarf2asm.c, dwarf2asm.h: New files.
2476 * dwarf2out.c (*): Use them.
2477 (size_of_uleb128, size_of_sleb128): Remove.
2478 (output_uleb128, output_sleb128): Remove.
2479 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
2480 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
2481 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
2482 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
2483 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
2484 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
2485 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
2486 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
2487 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
2488 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2489 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
2490 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
2491 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
2492 (dwarf2out_frame_debug): Remove unused variables.
2493 (output_loc_operands): Don't abort on 8 byte constants if
2494 host integers are wide enough.
2495 (output_symbolic_ref): Remove.
2496 (size_of_die): Don't assume 4 byte host integers.
2497 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
2499 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
2500 something stupid with HOST_WIDE_INT to long truncation.
2501 [CONST_DOUBLE]: Likewise.
2503 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
2504 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2505 * config/arm/unknown-elf.h: Likewise.
2506 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
2507 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
2508 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
2509 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
2510 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
2511 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
2512 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
2513 (ASM_OUTPUT_DWARF_OFFSET): Remove.
2514 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
2515 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2516 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
2517 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
2519 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2520 * i386.c (ix86_frame): New structure.
2521 (ix86_compute_frame_size): Kill.
2522 (ix86_compute_frame_layout): New.
2523 (ix86_save_reg): New.
2524 (ix86_can_use_return_insn_p): Use frame layout stuff.
2525 (ix86_expand_prologue): Likewise.
2526 (ix86_expand_epilogue): Likewise.
2527 (ix86_initial_elimination_offset): Likewise.
2528 (ix86_nsaved_regs): Use ix86_save_reg.
2529 (ix86_emit_save_regs): Likewise.
2531 2001-05-12 Richard Henderson <rth@redhat.com>
2533 EH merge from mainline, parts 5 - 16.
2534 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
2535 reduce false positives.
2536 (regmove_optimize): Disable if flag_non_call_exceptions.
2538 * stmt.c (expand_return): Remove always true predicate.
2539 (expand_decl_cleanup_no_eh): Remove dead code.
2541 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
2542 barrier code. Add a scheduling barrier if a non-call insn
2543 can throw internally.
2545 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
2546 Auto-inc addresses trap only if their base register does.
2548 * except.c (can_throw_internal): Rename from can_throw.
2549 * except.h, resource.c: Update references.
2551 * integrate.c (copy_insn_list): Use returnjump_p.
2552 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
2554 * integrate.h (struct inline_remap): Add local_return_label.
2555 * integrate.c (expand_inline_function): Initialize it and emit
2556 it after copy_insn_notes.
2557 (copy_insn_list): Don't store local_return_label here.
2558 (copy_insn_notes): New function split out from copy_insn_list.
2560 * function.h (struct function): Move all boolean valued fields
2561 to single bit fields at the end of the struct.
2563 * flow.c (cleanup_cfg): Take no argument.
2564 * output.h, sibcall.c, toplev.c: Update all calls.
2566 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
2567 (calculate_global_regs_live): Kill call-clobbered registers
2568 across exception edges.
2569 * reg-stack.c (convert_regs_1): Kill the entire target stack
2570 across non-call exception edges.
2572 * flags.h (flag_new_exceptions): Remove.
2573 * toplev.c: Don't set it.
2574 * final.c: Don't check it.
2575 * except.c: Provide stub definition.
2577 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
2578 exceptions, put the note on the trapping instruction.
2580 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
2581 value to target configuration header.
2582 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
2583 * config.in, configure: Rebuild.
2584 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
2585 configuration and target defines.
2586 (exceptions_via_longjmp): Remove.
2587 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
2588 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
2590 2001-05-12 Richard Henderson <rth@redhat.com>
2592 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2593 * mkconfig.sh (DEFINES): Handle entries with '='.
2595 2001-03-22 Zack Weinberg <zackw@stanford.edu>
2596 * mkconfig.sh: Use a subshell with redirected stdout,
2597 instead of closing stdout and confusing commands that run
2598 afterward. Throw away output of cmp.
2600 2001-03-22 Richard Henderson <rth@redhat.com>
2601 * mkconfig.sh: Include insn-flags.h.
2602 * Makefile.in (CONFIG_H): Include insn-flags.h.
2603 (lots of objects): Remove insn-codes.h and insn-flags.h.
2605 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
2606 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
2607 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
2608 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
2609 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
2610 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
2611 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
2612 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
2613 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
2614 v850/v850.c, vax/vax.c:
2615 Don't include insn-flags.h.
2617 * diagnostic.c, expr.h, reload.c, toplev.c:
2618 Don't include insn-codes.h.
2620 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
2621 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
2622 c4x/c4x.c, i960/i960.c, mips/mips.c:
2623 Don't include insn-codes.h or insn-flags.h.
2625 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
2626 or insn-flags.h in the generated code.
2627 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
2628 (main): Forward declare struct rtx_def.
2630 2001-03-09 Zack Weinberg <zackw@stanford.edu>:
2631 * configure.in: Prune nonexistent files from build_xm_file,
2632 xm_file, and host_xm_file lists. Warn unless they're
2634 Don't generate *config.h here.
2635 AC_SUBST all variables needed to generate *config.h.
2636 * mkconfig.sh: New helper script, from code removed from
2638 * Makefile.in: Substitute in variables needed to generate *config.h.
2639 Stop lying about the dependencies contained in CONFIG_H and
2641 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
2642 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
2643 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
2644 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
2645 $(TM_P_H), etc. as appropriate.
2647 2001-05-12 Richard Henderson <rth@redhat.com>
2649 EH merge from mainline, parts 1 - 4.
2650 * gthr-single.h (UNUSED): New. Distinguish between how C
2651 and C++ mark unused function arguments. Use throughout.
2653 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
2655 Rename asynchronous_exceptions to flag_non_call_exceptions.
2656 * except.h (flag_non_call_exceptions): Move ...
2657 * flags.h: ... here.
2659 * rtl.h (LCT_NORETURN): New.
2660 * calls.c (emit_library_call_value_1): Handle it.
2662 * function.c (expand_function_start): Set DECL_REGISTER on
2663 a pseudo used for DECL_RESULT.
2665 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2667 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
2668 about files not ending in newlines.
2670 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2672 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2673 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
2675 2001-05-11 Richard Henderson <rth@redhat.com>
2677 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2678 calls and jumps to be bundled together.
2679 (ia64_reorg): Emit a break after a noreturn call that ends
2681 * config/ia64/ia64.md (break_f): New.
2683 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2685 * regmove.c (regmove_optimize): Suppress the optimization for
2686 unchanging destination register. Add comment above function.
2688 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2690 * loop.h (struct movables): Remove `num'.
2691 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
2692 Adjust call to strength_reduce.
2693 (num_unmoved_movables): New function.
2694 (move_movables): Don't set movables->num.
2695 (strength_reduce): Compute the number of instructions in the loop
2696 here, rather than in the caller.
2697 (check_dbra_loop): Always clear reversible_mem_store if there
2698 are any memory sets.
2699 (loop_regs_scan): Don't count instructions here.
2700 (count_insn_in_loop): New function.
2702 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2704 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2706 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2707 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2709 Thu May 10 18:23:11 2001 Jeffrey A Law (law@cygnus.com)
2711 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2712 a computed jump into an unconditional jump.
2713 In second hunk of code for collapsing computed and conditional jumps
2714 into unconditional jumps, reemit the jump in additional cases.
2716 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2718 * expr.c (emit_group_load): extract_bit_field requires a REG or
2721 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
2723 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
2724 contents for a SYMBOL_REF in case of floating point constants.
2726 2001-05-09 Zack Weinberg <zackw@stanford.edu>
2728 * cppinit.c (cpp_post_options): Shut off macro expansion if
2730 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
2731 IN_I directives only if the # is in column 1 and the directive
2732 name begins in column 2.
2733 * cppmain.c (scan_buffer): Insert a space between # and an
2734 identifier, when that identifier is a directive name.
2736 * tradcpp.c (struct file_buf): Add a pointer to the next entry
2737 in the header search path.
2738 (enum node_type): Add T_INCLUDE_NEXT.
2739 (directive_table): Add entry for include_next.
2740 (do_include_next): New function.
2741 (process_include): New routine, broken out of do_include.
2742 (finclude): Insert 'nhd' argument, to be copied into
2743 next_header_dir of the new buffer.
2744 (main): Adjust to match.
2745 * gsyslimits.h, limity.h: Un-indent #include_next.
2747 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
2749 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
2750 inclusion as a chapter of the GCC manual.
2751 * gcc.texi: Include objc.texi.
2752 * fdl.texi: Use @unnumberedsec for the addendum.
2753 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
2755 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2757 * pa.md (interspace_jump): Revise comment.
2758 (builtin_longjmp): Block initial setup insns from delay slot of
2760 (builtin_setjmp_receiver): New expander to save and restore PIC
2763 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2765 2001-05-07 Mark Mitchell <mark@codesourcery.com>
2767 * gcc.texi: Remove references to CHILL.
2768 * invoke.texi: Likewise.
2769 * install.texi: Likewise.
2771 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2773 * Makefile.in (tradcpp0): Correct typo in dependency list.
2775 2001-05-06 Andreas Jaeger <aj@suse.de>
2777 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2778 (i386 Options): Document -momit-leaf-frame-pointer.
2780 Sun May 6 10:54:20 2001 Jim Wilson <wilson@redhat.com>
2782 * dwarf2out.c (output_line_info): Fix typo.
2784 2001-05-05 Richard Henderson <rth@redhat.com>
2786 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2788 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2790 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2791 between X and Y by using sequences of xgdx and xgdy.
2793 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2795 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2796 of '!' for the 'D' alternative ('!' is too strong).
2797 ("*logicalsi3_silshl16"): Likewise.
2798 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2799 ("movstrictsi"): Remove spurious '+'.
2800 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2801 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2802 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2805 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2807 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2809 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2811 * config/rs6000/rs6000.md (ashldi3 splits): Guard with TARGET_POWERPC64.
2813 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2815 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2816 soft register, use ror instead of rol.
2818 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2820 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2821 into account pre/post increment decrement for 68HC12.
2822 Fix other problems in replacement and fix call to reg_mentioned_p.
2824 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2826 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2827 Put the soft registers in bss for 68HC12.
2828 (L_regs_d3_4): New for _.d3 and _.d4.
2829 (L_regs_d5_6): Likewise.
2830 (L_regs_d1_2): Likewise.
2831 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2833 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2835 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2836 to the pre-processor when -fshort-double is specified.
2837 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2839 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2841 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2842 (__mulsi3): Rewrite for 68HC12.
2843 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2844 Mark 'x' constraint with earlyclobber to prevent a
2845 RELOAD_FOR_OTHER_ADDRESS to go in it.
2846 (mulhi3_m68hc12): New pattern.
2847 (mulhi3_m68hc11): Rename of mulhi3.
2848 (mulhi3): New expand for 68HC12 optimisation.
2849 (umulhisi3, mulhisi3): New patterns for 68HC12.
2851 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2853 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2854 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2855 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2857 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2859 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2860 constants cheap after reload.
2861 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2863 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2864 so that gcc prefers a shift by 16.
2865 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2867 2001-05-04 Mark Elbrecht <snowball3@bigfoot.com>
2869 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2870 (CPP_SPEC): Conditionally define MSDOS and GO32.
2871 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2872 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2874 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2876 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2878 * hash.c (hash_lookup): Likewise.
2880 * hash.h (hash_lookup): Likewise.
2882 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2884 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2886 * config/t-freebsd: Don't install "assert.h" in gcc. Compile
2887 crtbeginS.o and crtendS.o with PIC.
2889 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2891 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2893 ("bitcmpqi2"): New pattern for bit-extract and test.
2894 ("bitcmphi"): New pattern for bitb/bita instructions.
2896 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2898 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2900 (INITIALIZE_TRAMPOLINE): Call it.
2901 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2902 (TRAMPOLINE_TEMPLATE): Remove.
2903 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2904 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2907 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2909 * gccbug.in: Use a temporary directory when the mktemp command is
2912 2001-05-03 David Edelsohn <edelsohn@gnu.org>
2914 * config/rs6000/aix51.h: Remove duplicate header file inclusion as
2915 reported by David O'Brien <obrien@FreeBSD.org>.
2917 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2919 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2920 * integrate.c (expand_inline_function): Use xcalloc to allocate
2922 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2925 2001-05-02 Geoff Keating <geoffk@redhat.com>
2927 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
2928 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
2929 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
2930 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
2931 ctrdi_internal6): In the short-branch case, this insn is only 4
2932 bytes long. Reported by Reza Yazdani <reza@apple.com>.
2934 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2935 (setup_incoming_varargs): Remove warning.
2937 * config/rs6000/rs6000.c (validate_condition_mode): When
2938 flag_fast_math, allow floating-point conditionals to be reversed.
2939 (rs6000_generate_compare): When flag_fast_math, don't generate
2940 cror operations for FP conditionals.
2942 2001-05-02 Dale Johannesen <dalej@apple.com>
2944 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2946 (STRICT_ARGUMENT_NAMING): Define.
2947 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2948 function_arg_partial_nregs, setup_incoming_varargs): Remove
2949 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2952 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2954 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2957 * expr.c (store_field): Do nothing except elaborate side-effects if
2960 2001-05-02 Nick Clifton <nickc@cambridge.redhat.com>
2962 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
2963 constant pool, use the pool's SYMBOL_REF instead.
2965 2001-05-01 Per Bothner <per@bothner.com>
2967 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2968 call do_pending_stack_adjust before emiting label.
2970 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2972 * extend.texi: Fix typo.
2974 2001-05-01 Stan Shebs <shebs@apple.com>
2976 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2977 of UOBJC_MODULES_decl.
2978 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2979 (generate_descriptor_table): Ditto.
2980 (generate_protocols): Ditto.
2981 (generate_protocol_list): Ditto.
2982 (generate_classref_translation_entry): Ditto.
2984 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2986 * ChangeLog (2001-02-21): Remove erroneous entry.
2987 * gcc.c (cc1_options): Add "-param".
2988 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2989 (option_map): Likewise.
2990 (display_help): Add "--param" to 'other' options.
2991 * invoke.texi (Optimize Options): Add documentation for `--param
2992 max-delay-slot-insn-search' and `--param
2993 max-delay-slot-live-search' and reorder --param section.
2994 * params.def: Modify initial comment.
2995 * params.h (param_info): Add `help' member.
2996 * toplev.c (lang_independent_params): Include `help' description.
2997 (display_help): Print --param parameters.
2998 (independent_decode_option): Fix typographical error.
3000 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
3002 * c-tree.texi (USING_STMT): Document.
3004 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3005 Richard Henderson <rth@redhat.com>
3007 * extend.texi: Improve documentation of volatile asms.
3009 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3011 * c-tree.texi: Fix thinko.
3012 * gcc.texi: Likewise.
3014 2001-04-30 Richard Henderson <rth@redhat.com>
3016 * c-common.c (c_promoting_integer_type_p): New function, from the
3017 corpse of old macro. Properly promote too-small enumerations and
3018 booleans. Adjust all callers.
3019 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
3020 (c_promoting_integer_type_p): Declare.
3021 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
3022 * c-typeck.c: Likewise.
3023 (default_conversion): Remove now redundant boolean check.
3025 2001-04-30 Jan Hubicka <jh@suse.cz>
3026 Richard Henderson <rth@redhat.com>
3028 * regmove.c (try_apply_stack_adjustment): Remove now redundant
3030 (combine_stack_adjustments_for_block): Don't combine stack
3031 allocation followed by deallocations. Handle grow-up stacks.
3033 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3035 * fdl.texi: New file.
3036 * c-tree.texi: Use the GFDL.
3037 * gcc.texi: Likewise.
3039 2001-04-30 Stan Shebs <shebs@apple.com>
3041 * invoke.texi: Add a section documenting Objective-C options.
3043 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3045 * regmove.c (record_stack_memrefs): Catch all references to the
3048 2001-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3050 * pa.c (hppa_init_pic_save): Update last_parm_insn after emitting
3053 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3055 * extend.texi (extended asm): Fix typo.
3057 Sat Apr 28 10:32:26 2001 Jeffrey A Law (law@cygnus.com)
3059 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
3060 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
3061 into the constant pool.
3062 * jump.c (jump_optimize_1): Remove barrier successors after all
3063 the LABEL_NUSES counds have been computed.
3064 (delete_barrier_successors): When deleting a tablejump insn, also
3065 delete the jump table it uses.
3066 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
3069 2001-04-28 Andreas Jaeger <aj@suse.de>
3071 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
3073 * extend.texi: Likewise.
3075 2001-04-28 Andreas Jaeger <aj@suse.de>
3077 * md.texi: Use XX-bit instead of XXbit or XX bit where
3080 2001-04-28 Andreas Jaeger <aj@suse.de>
3081 Richard Henderson <rth@redhat.com>
3083 * md.texi (Machine Constraints): Fix description of "A" for
3086 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3088 * collect2.c (main): Add `-L' case to remove duplicate entries.
3089 (is_in_args): New function to check for a duplicate argument.
3090 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
3091 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
3092 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3093 Define to be nonzero.
3095 Fri Apr 27 10:41:06 2001 Jeffrey A Law (law@cygnus.com)
3097 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
3099 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
3101 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
3102 common to other movsf patterns. Move up so that in future
3103 people who change the other patterns will change it too.
3104 (movsf_lo_sum): Allow even for soft-float; add appropriate
3106 (movsf_high): Likewise.
3107 (movsf_high+1): Allow even for soft-float.
3109 2001-04-26 Mark Mitchell <mark@codesourcery.com>
3111 * invoke.texi: Document more C++ command-line options.
3113 2001-04-26 H.J. Lu (hjl@gnu.org)
3115 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
3117 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
3119 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
3120 (ASM_OUTPUT_SECTION_NAME): Likewise.
3121 (ASM_WEAKEN_LABEL): Likewise.
3122 (UNIQUE_SECTION): Likewise.
3123 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3124 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3125 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
3126 (ASM_OUTPUT_SECTION_NAME): Likewise.
3127 (ASM_WEAKEN_LABEL): Likewise.
3128 (UNIQUE_SECTION): Likewise.
3129 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3130 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3131 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
3132 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
3133 (ASM_FILE_START): Likewise.
3134 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3135 (ASM_DECLARE_OBJECT_NAME): Likewise.
3136 (ASM_FILE_END): Likewise.
3137 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3138 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3139 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3140 (ASM_OUTPUT_CASE_LABEL): Likewise.
3141 (ASM_OUTPUT_SKIP): Likewise.
3142 (ASM_OUTPUT_ASCII): Likewise.
3143 (ASM_OUTPUT_IDENT): Likewise.
3144 (READONLY_DATA_SECTION): Likewise.
3145 (EXTRA_SECTIONS): Likewise.
3146 (EXTRA_SECTION_FUNCTIONS): Likewise.
3147 (SELECT_RTX_SECTION): Likewise.
3148 (SELECT_SECTION): Likewise.
3150 * config/mips/linux.h (INVOKE__main): Undefine.
3151 (CTOR_LIST_BEGIN): Likewise.
3152 (CTOR_LIST_END): Likewise.
3153 (DTOR_LIST_BEGIN): Likewise.
3154 (DTOR_LIST_END): Likewise.
3155 (SET_ASM_OP): Defined it to ".dummy".
3156 (ASM_OUTPUT_DEF): Defined.
3157 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
3159 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3161 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3163 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3165 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
3168 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
3170 * configure.in (configargs.h): Define thread_model.
3171 * configure: Rebuilt.
3172 * gcc.c (main): Print it with -v.
3174 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
3176 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
3177 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
3178 * gcc.1: Regenerate.
3180 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3182 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
3183 is_redundant_typedef): Use static inline instead of inline static.
3185 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
3187 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
3188 this directory is always searched.
3190 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
3192 * loop.c (try_swap_copy_prop): Go back to checking insn.
3194 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3196 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
3197 out and comparison sequence has been detected, put result into
3198 proper temporary pseudo.
3200 2001-04-24 Mark Mitchell <mark@codesourcery.com>
3202 * dwarf2out.c (dwarf2out_finish): Forcibly return to the data
3203 section after emitting information.
3205 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3207 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
3208 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
3209 * libgcc2.c: Remove __dummy and __empty functions, and all
3210 code for __builtin_saveregs.
3211 * libgcc2.h: Don't prototype __builtin_saveregs, __dummy, or __empty.
3212 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
3213 for future reference.
3215 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3217 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3218 passing nested NOP_EXPRs to fold.
3220 2001-04-23 Mark Mitchell <mark@codesourcery.com>
3222 * dwarf2out.c (rtl_for_decl_location): Add comments. Abort
3223 if the decl is abstract.
3224 (add_bound_info): Don't try to get the location of an abstract
3227 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3229 * loop.c (loop_delete_insns): Add prototype.
3231 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3233 * flow.c (proagate_one_insn): Remove useless assignment.
3234 * jump.c (delete_insn): Tidy.
3235 * loop.c (try_copy_prop): When deleting an instruction with a
3236 REG_RETVAL note, delete the entire libcall sequence.
3237 (loop_delete_insns): New function.
3238 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3239 we're not substituting into them yet.
3241 2001-04-21 Kazu Hirata <kazu@hxi.com>
3243 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3245 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3247 * config/i960/i960.c (signed_arith_operand): Likewise.
3249 * calls.c (expand_call): Fix a comment typo.
3251 Fri Apr 20 12:22:15 2001 Jeffrey A Law (law@cygnus.com)
3253 * config/pa/som.h (NM_FLAGS): Define.
3255 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3257 * ia64.c (ia64_flag_schedule_insns2): New variable.
3258 (ia64_override_options): Initialize it. Clear
3259 flag_schedule_insns_after_reload.
3260 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
3262 Thu Apr 19 19:12:57 2001 Jeffrey A Law (law@cygnus.com)
3264 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3265 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3267 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3268 name at 32 total characters.
3269 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3270 functions in named sections -- data items can still go into unique
3271 sections, but they have normal names (ie $LIT$ and $DATA$).
3273 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3276 2001-04-19 Mark Mitchell <mark@codesourcery.com>
3278 * toplev.h (struct lang_hooks): Allow decode_option to indicate
3279 that language-independent processing should not be done.
3280 * toplev.c (main): Adjust accordingly.
3282 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
3283 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
3285 * mips.md (reload_outputdi): Require that operand0 be a
3288 2001-04-19 Jakub Jelinek <jakub@redhat.com>
3290 * invoke.texi (-Wshadow): Clarify.
3292 2001-04-18 Mark Mitchell <mark@codesourcery.com>
3294 * loop.c (load_mems): Examine all the instructions in the loop
3295 before concluding that all jumps branch to the first instruction
3298 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3300 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3302 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3304 * cpp.texi (-Wwhite-space): Remove.
3305 (-Wall): -Wall does not imply -Wwhite-space.
3307 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3309 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3310 use it instead of blindly generating a .stabs.
3311 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3313 * xcoffout.c: Don't bother defining default for N_CATCH.
3314 (UNKNOWN_STAB): Use internal_error.
3315 (stab_to_sclass): Remove now-unnecessary aborts.
3316 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3318 Tue Apr 17 21:39:12 2001 Jeffrey A Law (law@cygnus.com)
3320 * jump.c (mark_all_labels): Canonicalize the tail recursion
3321 label attached to CALL_PLACEHOLDER insns.
3323 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3325 * dbxout.c (N_OPT): Define if not available from <stab.h>
3327 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3329 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3330 libraries and native K&R compilers.
3332 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3334 * c-typeck.c (convert_arguments): Don't check for width changes
3337 * invoke.texi (-Wtraditional): Update documentation.
3339 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3341 * toplev.c (output_lang_identify): Delete.
3342 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3343 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3344 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3345 after calling ASM_FILE_END.
3347 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3348 Instead, unconditionally emit an N_OPT stab with string equal
3349 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3351 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3353 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3354 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3355 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3356 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3357 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3358 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3359 config/i370/i370.h, config/i386/beos-elf.h,
3360 config/i386/osf1elf.h, config/i386/osfrose.h,
3361 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3362 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3363 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3364 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3365 config/mips/iris6.h, config/mips/osfrose.h,
3366 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3367 config/sparc/sp64-elf.h:
3368 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3369 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3371 * config/elfos.h, config/freebsd.h, config/linux.h,
3372 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3373 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3374 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3375 of ASM_FILE_START which merely emit a .version directive. Delete
3376 definitions of ASM_FILE_END which merely emit an .ident directive.
3378 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3379 ASM_IDENTIFY_GCC and move part of its logic into
3382 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3383 config/sparc/linux-aout.h: Don't emit .version directive in
3386 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3387 (output_file_start): Correct comment.
3389 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3390 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3392 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3393 * config/rs6000/aix.h: Correct comment.
3395 * config/i386/i386afe.h: Delete.
3396 * config.gcc: Remove references to i386afe.h.
3398 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3399 other macros deleted by this patch were undocumented.
3401 Mon Apr 16 08:02:14 2001 Jeffrey A Law (law@cygnus.com)
3403 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3405 * pa.c (secondary_reload_class): SAR<->FP copies require a
3408 * install.texi (mips-mips-bsd): Update list of functions
3409 required to include memmove.
3410 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3411 used functions to include memmove.
3413 2001-04-15 Mark Mitchell <mark@codesourcery.com>
3415 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3418 2001-04-15 Jim Wilson <wilson@redhat.com>
3420 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3422 2001-04-13 Jim Wilson <wilson@redhat.com>
3424 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3425 (first_instruction): New static variable.
3426 (rtx_needs_barrier): Return 1 for alloc.
3427 (init_insn_group_barriers): Set first_instruction.
3428 (rws_sum): Delete duplicate definition.
3429 (group_barrier_needed_p): Return 0 when first_instruction true.
3430 (safe_group_barrier_needed_p): Save and restore first_instruction
3431 around group_barrier_needed_p call.
3433 Fri Apr 13 21:33:59 2001 Loren J. Rittle <ljrittle@acm.org>
3435 * expr.h (enum libfunc_index): Add LTI_memmove.
3436 (memmove_libfunc): Define macro.
3437 * optabs.c (init_optabs): Initialize memmove_libfunc.
3438 * expr.c (expand_assignment): Use memmove_libfunc instead of
3441 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3443 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3446 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3448 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3449 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3450 MAKEINFO and MAKEINFOFLAGS too.
3451 (stage4_build): Correctly order -B flags.
3453 2001-04-12 Jim Wilson <wilson@redhat.com>
3455 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3456 to just emit an fnorm.
3458 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3460 * invoke.texi: Document --param max-gcse-memory.
3462 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3464 * sh.md (builtin_setjmp_receiver): New expander.
3466 2001-04-12 Kelley Cook <kelley.cook@home.com>
3468 * config-lang.in (lang_dirs): Add in zlib.
3470 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3472 * dwarf2out.c (modified_type_die): Don't create new types here.
3473 * tree.h (get_qualified_type): New function.
3474 (build_qualified_type): Adjust comment.
3475 * tree.c (get_qualified_type): New function.
3476 (build_qualified_type): Use it.
3478 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3480 * cpp.texi (-Wtraditional): Update description.
3482 * invoke.texi (-Wtraditional): Likewise.
3484 2001-04-11 Jim Wilson <wilson@redhat.com>
3486 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
3487 requires more than 64 bits of alignment.
3489 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
3491 * cpplib.c (do_line): Sanity check iff enable checking.
3493 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3495 * Makefile.in (gcse.o): Depend on params.h.
3496 * gcse.c: Include params.h.
3497 (gcse_main): Don't do GCSE if doing so will take inordinate
3499 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
3500 * params.h (MAX_GCSE_MEMORY): New macro.
3502 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3504 * c-typeck.c (convert_arguments): -Wtraditional now activates
3505 -Wconversion warnings, except for changes in signed-ness.
3506 Detect complex<->int & int<->complex conversions as well.
3508 * invoke.texi (-Wtraditional): Document it.
3510 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3512 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
3514 2001-04-11 Jason Merrill <jason_merrill@redhat.com>
3516 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
3518 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
3519 * varasm.c (CHKR_PREFIX): Likewise.
3521 2001-04-11 Jakub Jelinek <jakub@redhat.com>
3523 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
3525 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3527 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
3528 (LIB2ADD_ST): New macro, pass it to mklibgcc.
3529 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
3530 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
3531 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
3533 2001-04-09 Neil Booth <neil@daikokuya.demon.co.uk>
3535 * configure.in: Add check for lstat.
3536 * configure, config.in: Regenerate.
3537 * cppinit.c (append_include_chain): Make empty path ".".
3538 * cpplib.c (do_line): Don't simplify #line paths.
3539 * cppfiles.c (remove_component_p): New function.
3540 (find_or_create_entry): Acknowledge stat () errors during
3541 path simplification.
3542 (handle_missing_header): Don't simplify paths.
3543 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
3544 the empty path untouched. Don't leave a trailing '/'.
3546 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
3548 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
3549 function. Remove include of sys/cygwin.h.
3551 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
3553 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
3554 (CPP_SPEC): Always search */include/w32api for header files.
3555 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
3556 (LINK_SPEC): Add "cyg" to the library search prefixes.
3558 2001-04-08 Philip Blundell <philb@gnu.org>
3560 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
3562 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
3564 * cpperror.c (print_location): Don't special case <stdin>.
3565 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
3566 WARNING, but we don't check if we're in system headers.
3567 * cpphash.h (enum error_type): WARNING_SYSHDR: New.
3568 * cpplib.c (do_warning): Warn in system headers.
3569 (cpp_push_buffer): Give stdin buffers the name <stdin>.
3571 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
3573 * mbchar.c: Include config.h first.
3575 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3577 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
3579 2001-04-05 Benjamin Kosnik <bkoz@redhat.com>
3581 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3582 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3584 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3586 * config/ia64/ia64.c (rtx_needs_barrier): PARALLELs can contain
3589 2001-04-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3591 * emit-rtl.c (mark_label_nuses) Increment the label uses for
3592 all labels present in rtx.
3593 (try_split) Call new function for all split insns.
3595 2001-04-05 Neil Booth <neil@daikokuya.demon.co.uk>
3597 * cppfiles.c (open_file): Fail directories silently, but
3598 with an errno of NOENT set.
3599 (read_include_file): Move the common exit code to the sole
3600 caller. Return an int indicating success or failure. Let
3601 open_file handle directories.
3602 (stack_include_file): If read_include_file fails,
3603 push a "null" buffer.
3605 2001-04-04 Diego Novillo <dnovillo@redhat.com>
3607 * simplify-rtx.c (simplify_binary_operation): Check for overflow
3608 when folding integer division and modulo operations.
3610 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3612 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
3613 push insns to delete to it instead of deleting them.
3614 (delete_null_pointer_checks): Delete insns from delete_list after
3615 all delete_null_pointer_checks_1 passes are done.
3617 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3619 * configure.in (target_subdir): Use target_alias, not target.
3620 * configure: Rebuilt.
3622 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
3624 * config/sh/crti.asm: Fix typos in comments.
3626 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3628 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
3629 LO_SUM cases to where they belong.
3631 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3633 * ifcvt.c (noce_emit_move_insn): New.
3634 (noce_try_store_flag, noce_try_store_flag_constants,
3635 noce_try_store_flag_inc, noce_try_store_flag_mask,
3636 noce_try_cmove, noce_try_cmove_arith): Use it.
3637 (noce_process_if_block): Likewise.
3638 For STRICT_LOW_PART, take mode from its SUBREG.
3640 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3642 * fold-const.c (fold): Before optimizing unsigned comparison with
3643 0x7fffffffU, make sure arg0 is integral type.
3645 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
3647 * c-tree.texi: Document representation of wide strings.
3649 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
3651 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
3652 when multiplier or multiplicand is zero.
3654 2001-03-30 Bernd Schmidt <bernds@redhat.com>
3656 * loop.c (load_mems): When generating a load from a pseudo, update
3659 * config/ia64/ia64.c (update_set_flags): New function, broken out of
3661 (set_src_needs_barrier): Likewise.
3662 (rtx_needs_barrier): For SET case, use these two functions. Rework
3663 PARALLEL case to handle all inputs before all outputs.
3664 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
3665 saw a label and no stop bit since then.
3666 (maybe_rotate, process_epilogue): Add prototypes.
3668 2001-03-28 Jim Wilson <wilson@redhat.com>
3670 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
3673 2001-03-28 DJ Delorie <dj@redhat.com>
3675 * Makefile.in (stage1_build): Revert CFLAGS patch.
3677 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3679 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
3681 2001-03-27 Jim Wilson <wilson@redhat.com>
3683 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
3685 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
3686 (process_epilogue): New static function.
3687 (process_set): Call process_epilogue instead of emitting .restore
3689 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
3691 * flow.c (struct reg_cond_life_info): New fields orig_condition
3693 (init_propagate_block_info): Set new fields.
3694 (mark_regno_cond_dead): Set and use new fields.
3695 (flush_reg_cond_reg_1): Likewise.
3696 (and_reg_cond, case AND): Check for redundant AND conditions.
3697 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
3700 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3702 * cppmacro.c (stringify_arg): Null terminate strings.
3704 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3706 * cppfiles.c: Update comments.
3707 (struct include_file): Remove "defined" memeber.
3708 (find_or_create_entry): Make a copy of the file name, and
3710 (open_file): Update to ensure we use the simplified filename.
3711 (stack_include_file): Don't set search_from.
3712 (cpp_included): Don't simplify the path name here.
3713 (find_include_file): New prototype. Call search_from to
3714 get the start of the "" include chain. Don't simplify the
3716 (_cpp_execute_include): New prototype. Move diagnostics to
3717 do_include_common. Update.
3718 (_cpp_pop_file_buffer): Don't set defined.
3719 (search_from): New prototype. Use the preprocessor's cwd
3720 for files included from the command line.
3721 (read_name_map): Don't simplify the pathname here.
3723 (stack_include_file): Only increase the include
3724 count if we actually process the file properly, as opposed
3725 to treating it as length zero. Only call read_include_file
3726 if not DO_NOT_REREAD. Handle the -H include file output
3728 (read_include_file): Remove now redundant DO_NOT_REREAD check.
3729 (cpp_included, find_include_file): Simplify pathnames after
3730 remapping them. If remapping, don't use the remapped file
3731 name's buffer as our scratch buffer.
3732 (cpp_pop_file_buffer): Replace the multiple include macro
3733 only if it isn't yet set.
3734 (read_name_map): Simplify remapped names when reading in.
3735 (remap_filename): Move code to code path that uses it.
3736 (_cpp_simplify_pathname): Return the input pointer.
3738 (NO_INCLUDE_PATH): New macro.
3739 (find_include_file): Decide here which part of the include
3740 chain to start the search. Complain about an empty include
3741 chain in all cases apart from an abolsute file name.
3742 (_cpp_execute_include): Don't choose the search chain here.
3743 Don't call handle_missing_include in the case of an empty
3745 (_cpp_compare_file_date): Don't choose the search chain here.
3747 (destroy_include_file_node): Rename destroy_node.
3748 (find_or_create_entry): New function.
3749 (open_file, _cpp_fake_include): Use it.
3750 (handle_missing_header): New function, broken out of
3751 _cpp_execute include. Don't segfault if there is no
3752 system or quoted path.
3753 (_cpp_execute_include): Use handle_missing_header.
3755 (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
3756 (cpp_included, find_include_file): Update.
3757 (search_from): Use lbasename.
3758 (_cpp_execute_include): Don't make a null-terminated
3759 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
3760 strlen or strcpy; we already know the length.
3761 (_cpp_compare_file_date): Similarly.
3763 * cpphash.h: Update comments.
3764 (enum include_type): New.
3765 (struct buffer): Delete search from. New search_cached.
3766 (_cpp_execute_include): Update prototype.
3767 (struct cpp_reader): Delete done_initialising.
3768 (_cpp_simplify_pathname): Update prototype.
3769 (struct cpp_buffer): Delete actual_dir. New members
3770 search_from and dir.
3771 (struct cpp_reader): Remove actual_dirs.
3773 (struct include_file): Update.
3774 (stack_include_file): Use search_from.
3775 (cpp_included, find_include_file): Update.
3776 (cpp_execute_include): Update. ptr->name may not be
3777 null terminated. Use the new search_from member variable
3779 (_cpp_compare_file_date): Similarly.
3780 (search_from): New function, similiar to actual_directory.
3781 (actual_directory): Delete.
3782 (remap_filename): Update. loc->name may not be null terminated.
3783 (struct file_name_list): Rename search_path. Update.
3785 * cppinit.c (do_includes): Use _cpp_execute_include.
3786 (cpp_start_read): Don't set done_initialising.
3787 (struct cpp_pending): Update for renamed objects.
3788 (append_include_chain, remove_dup_dir, remove_dup_dirs,
3789 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
3791 * cpplib.c (do_include_common): New function.
3792 (do_include, do_include_next, do_import): Use it.
3793 (do_include_next): Move the in-main-file diagnostic
3794 here from _cpp_execute_include. Behave like #include if
3795 we're in the main file.
3796 (_cpp_compare_file_date): Make else unconditional.
3797 (CPP_PREV_BUFFER): Delete.
3798 (glue_header_name): Null-terminate.
3799 (do_line): Don't leak memory.
3801 * cpplex.c (parse_string): Guarantee null-termination.
3802 (_cpp_equiv_toklists): Remove.
3804 * cpplib.h (BT_WEAK): Delete.
3805 (struct cpp_options): Update.
3807 * cppmain.c (cb_ident): Strings are now null-terminated.
3809 * mkdeps.c (deps_add_default_target): Use lbasename.
3811 2001-03-27 Alan Modra <alan@linuxcare.com.au>
3813 * c-typeck.c (digest_init): Fold init expression.
3815 * except.c (eh_regs): Save results of build_pointer_type to a temp
3816 as FUNCTION_VALUE macro may evaluate its args multiple times.
3818 2001-03-26 Mark Mitchell <mark@codesourcery.com>
3820 * c-common.h (DECL_NUM_STMTS): New macro.
3821 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
3823 (pushdecl): Likewise.
3824 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
3825 * integrate.c (expand_inline_function): Don't check
3827 * print-tree.c (print_node): Don't print it.
3828 * toplev.c (rest_of_compilation): Don't try to inline when
3829 flag_no_inline is on.
3830 * tree.h (DECL_FRAME_SIZE): Remove.
3831 (tree_decl): Adjust accordingly.
3833 Mon Mar 26 15:59:57 CEST 2001 Jan Hubicka <jh@suse.cz>
3835 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
3837 2001-03-26 Jakub Jelinek <jakub@redhat.com>
3839 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
3840 to variable names where DECL_NAME is different from
3841 DECL_ASSEMBLER_NAME.
3843 2001-03-26 Jakub Jelinek <jakub@redhat.com>
3845 * reg-stack.c (stack_result): Re-add 2001-03-14 changes which were
3846 lost during the 2001-03-14 lazy DECL_RTL commit.
3848 2001-03-21 Jason Merrill <jason@redhat.com>
3850 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
3852 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
3853 * varasm.c (CHKR_PREFIX): Likewise.
3855 2001-03-25 Kazu Hirata <kazu@hxi.com>
3857 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
3860 (umodhi3): Likewise.
3863 2001-03-23 Richard Henderson <rth@redhat.com>
3865 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
3866 to avoid shadowing arguments.
3868 2001-03-23 Jim Wilson <wilson@redhat.com>
3870 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
3871 (assemble_alias): Call make_decl_rtl.
3873 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
3875 * extend.texi: Document the "java_interface" attribute.
3877 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
3879 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
3881 2001-03-22 Zack Weinberg <zackw@stanford.edu>
3883 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec field to
3886 2001-03-22 Brad Lucier <lucier@math.purdue.edu>
3888 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
3890 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
3892 * gcc.texi: Remove more obsolete documentation of bugs and
3893 installation problems.
3895 2001-03-21 Kazu Hirata <kazu@hxi.com>
3897 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
3900 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3902 * cse.c (find_comparison_args): Remove previous change.
3903 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
3906 * sdbout.c: #include ggc.h.
3907 (sdbout_init): Move to end of file.
3908 Call ggc_add_tree_root for anonymous_types.
3909 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
3910 (sdbout_one_type): Use DECL_NAME for field name.
3911 * Makefile.in (sdbout.o): Show includes ggc.h.
3913 2001-03-21 Jakub Jelinek <jakub@redhat.com>
3915 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
3916 Remove ia32 linux PIC kludge and move it...
3917 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
3919 2001-03-20 DJ Delorie <dj@redhat.com>
3921 * Makefile.in (install-libgcc): Pass complete list of variables.
3922 (install-multilib): Ditto.
3924 2001-03-20 Mark Mitchell <mark@codesourcery.com>
3926 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
3927 variables that are TREE_PUBLIC, even if not TREE_STATIC.
3929 2001-03-19 Mark Mitchell <mark@codesourcery.com>
3931 Compute DECL_ASSEMBLER_NAME lazily.
3932 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
3933 (DECL_ASSEMBLER_NAME_SET_P): New macro.
3934 (SET_DECL_ASSEMBLER_NAME): Likewise.
3935 (COPY_DECL_ASSEMBLER_NAME): Likewise.
3936 (set_decl_assembler_name): Declare.
3937 (lang_set_decl_assembler_name): Likewise.
3938 * tree.c (lang_set_decl_assembler_name): New variab.e
3939 (set_decl_assembler_name): New function.
3940 (init_obstacks): Set lang_set_decl_assembler_name.
3941 (build_decl): Don't set DECL_ASSEMBLER_NAME.
3942 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
3943 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
3944 where it's not necessary.
3945 (builtin_function): Likewise.
3946 (finish_decl): Likewise.
3947 * dbxout.c (dbxout_type_methods): Likewise.
3948 * ggc-common.c (ggc_mark_trees): Likewise.
3949 * profile.c (output_func_start_profiler): Likewise.
3950 * varasm.c (make_decl_rtl): Likewise.
3952 * cse.c (find_comparison_args): Update documentation. Fix
3953 mishandling of COMPARE operations.
3955 * tree.def (ABS_EXPR): Add documentation.
3956 * fold-const.c (fold): Improve folding of ABS_EXPRs.
3958 2001-03-20 Tom Tromey <tromey@redhat.com>
3960 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
3962 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
3964 * config/i386/cygwin.h: Declare ctor_section, dtor_section
3965 drectve_section, switch_to_section.
3967 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
3968 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
3969 i386_pe_mark_dllimport.
3971 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
3973 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
3974 functions i386_pe_*.
3976 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
3977 i386_pe_* functions with char * arguments.
3979 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
3981 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
3983 (movsi_ie): Introduce fpul store.
3985 2001-03-20 Alan Modra <alan@linuxcare.com.au>
3987 * Makefile.in (OBJS): Remove hashtab.o.
3989 2001-03-19 Tom Tromey <tromey@redhat.com>
3991 * gcc.c (init_gcc_specs): Fix comment.
3993 2001-03-19 Mark Mitchell <mark@codesourcery.com>
3995 * cse.c (find_comparison_args): Update documentation. Fix
3996 mishandling of COMPARE operations.
3998 * tree.def (ABS_EXPR): Add documentation.
3999 * fold-const.c (fold): Improve folding of ABS_EXPRs.
4001 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
4003 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
4005 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4007 * README.X11: Remove obsolete file.
4009 2001-03-18 Anthony Green <green@redhat.com>
4011 * config/pj/pj.h: Remove some trailing commas.
4012 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
4014 2001-03-17 Anthony Green <green@redhat.com>
4016 * config/pj/lib1funcs.S: Fix broken comment.
4017 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
4020 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
4022 * gcc.texi: Remove obsolete information relating to build and
4023 installation problems with enquire or the Pyramid C compiler.
4025 2001-03-16 Philip Blundell <philb@gnu.org>
4027 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
4029 * config/arm/linux-elf.h: Remove historical relics related to
4030 above configurations.
4031 * config/arm/linux-oldld.h: Delete.
4032 * config/arm/linux-elf26.h: Delete.
4034 2001-03-17 Richard Henderson <rth@redhat.com>
4036 * dwarf2out.c (lookup_filename): Emit .file if the assembler
4037 is generating .debug_line.
4038 (dwarf2out_init): Add main_input_filename to the file table first.
4039 * configure.in (as_dwarf2_debug_line): Test with file number 1
4040 instead of file number 0.
4042 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
4043 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
4044 (size_of_line_prolog): Remove.
4045 (output_line_info): Compute prologue size via label difference.
4046 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
4047 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
4048 assembler error when redefining file numbers.
4049 * config.in, configure: Rebuild.
4051 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
4053 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
4056 2001-03-16 Jim Wilson <wilson@redhat.com>
4058 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
4059 then set it to LOC_REG (79) instead of aborting.
4061 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4063 * fixinc/Makefile.in: Set SHELL.
4065 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4067 * fixinc/fixincl.c (fix_with_system): Quote file names before
4068 passing them to shell.
4070 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4072 * Makefile.in: Use fix-header$(build_exeext) instead
4075 Fri Mar 16 11:26:01 2001 Christopher Faylor <cgf@cygnus.com>
4077 * config/i386/cygwin.h: Revert previously misapplied patch which
4078 eliminated TARGET_SUBTARGET_DEFAULT.
4080 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4082 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
4083 register may be dead.
4085 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4087 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
4089 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
4091 * Makefile.in (hash.o): Depend on CONFIG_H.
4093 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4095 * cppfiles.c (stack_include_file): Use MAX of sysp.
4097 2001-03-15 Steve Ellcey <sje@cup.hp.com>
4099 * config.gcc (ia64*-*-hpux*): New case.
4100 * config/ia64/hpux.h: New file for HP-UX support.
4101 * config/ia64/t-hpux: New file for HP-UX support.
4103 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
4105 * fixinc/inclhack.def (irix_stdio_va_list): New.
4106 * fixinc/fixincl.x: Rebuilt.
4108 2001-03-15 Bruce Korb <bkorb@gnu.org>
4110 * gcc.c(main): make more rigorous
4111 * collect2.c(main): guard against ignoring SIGCHLD
4112 * protoize.c(main): ditto
4113 * gcc/fixinc/fixincl.c(initialize): ditto
4115 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4117 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
4118 (sdbout_parms): Likewise.
4120 Thu Mar 15 12:51:00 2001 Jeffrey A Law (law@cygnus.com)
4122 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
4123 "widen" a destination that is already wider than a word. Also do
4124 not widen if LOAD_EXTEND_OP is NIL for the given mode.
4126 2001-03-15 Zack Weinberg <zackw@stanford.edu>
4128 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
4129 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
4130 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
4131 config/clipper/xm-clix.h, config/convex/xm-convex.h,
4132 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
4133 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
4134 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
4135 config/i370/xm-linux.h, config/i370/xm-mvs.h,
4136 config/i370/xm-oe.h, config/i386/xm-aix.h,
4137 config/i386/xm-i386.h, config/i386/xm-osf.h,
4138 config/i860/xm-i860.h, config/i960/xm-i960.h,
4139 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
4140 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
4141 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
4142 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
4143 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
4144 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
4145 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
4146 config/pj/xm-pj.h, config/romp/xm-romp.h,
4147 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
4148 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
4149 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
4150 config/v850/xm-v850.h, config/vax/xm-vax.h,
4151 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
4152 Do not define TRUE or FALSE.
4154 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
4155 empty by above change.
4156 * config.gcc: Remove references to these files.
4158 * configure.in: Detect stdbool.h.
4159 * configure, config.in: Regenerate.
4160 * system.h: Include stddef.h here if available. Set
4161 HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__. Then
4162 set up a sensible boolean type at the very end.
4164 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
4165 config/mcore/mcore.c: Rename variables named 'true'
4168 * hash.h: Delete 'boolean' typedef and related #undefs.
4170 * function.c, ggc-common.c, hash.h, hash.c, tlink.c,
4171 Replace all uses of 'boolean' with 'bool'.
4173 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
4174 David Billinghurst <David.Billinghurst@riotinto.com>
4176 * config/mips/iris5.h: Change WCHAR_TYPE to int.
4178 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4180 * simplify-rtx.c (hash_rtx): For REG and MEM, just use value of
4181 expression without adding in rtx code and mode.
4183 * alias.c (init_alias_analysis): Don't use any rtx whose value
4184 varies as a known value.
4185 Delete a superfluous test.
4187 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4189 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
4191 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4193 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
4194 contents of the RTL, to determine the name of the object.
4196 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
4198 * configure.in: Use $gcc_cv_as instead of $as.
4199 * configure: Regenerated.
4201 Wed Mar 14 13:17:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4203 * alias.c (handled_component_p, can_address_p): New functions.
4204 (get_alias_set): Use them.
4206 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4208 * expr.c (expand_expr): Revove bogus conditional.
4210 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4212 * tree.h (DECL_RTL): Allocate RTL lazily.
4213 (SET_DECL_RTL): New macro.
4214 (DECL_RTL_SET_P): Likewise.
4215 (COPY_DECL_RTL): Likewise.
4216 (DECL_RTL_IF_SET): Likewise.
4217 * varasm.c (make_decl_rtl): Add assertions about the kind of
4218 declaration we are processing.
4219 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
4220 (start_decl): Likewise.
4221 (finish_decl): Likewise.
4222 * c-semantics.c (emit_local_var): Likewise.
4223 * calls.c (expand_call): Likewise.
4224 * dbxout.c (dbxout_symbol): Likewise.
4225 * emit-rtl.c (unshare_all_rtl): Likewise.
4226 (unshare_all_decls): Likewise.
4227 (reset_used_decls): Likewise.
4228 * expr.c (store_constructor): Likewise.
4229 (safe_from_p): Likewise.
4230 (expand_expr): Likewise.
4231 * function.c (put_var_into_stack): Likewise.
4232 (instantiate_decls_1): Likewise.
4233 (assign_parms): Likewise.
4234 (expand_function_start): Likewise.
4235 (expand_function_end): Likewise.
4236 * ggc-common.c (gcc_mark_trees): Likewise.
4237 * integrate.c (function_cannot_inline_p): Likewise.
4238 (copy_decl_for_inlining): Likewise.
4239 (expand_inline_function): Likewise.
4240 (integrate_parm_decls): Likewise.
4241 (integrate_decl_tree): Likewise.
4242 * print-tree.c (print_node): Likewise.
4243 * reg-stack.c (stack_result): Likewise.
4244 * stmt.c (label_rtx): Likewise.
4245 (expand_return): Likewise.
4246 (expand_decl): Likewise.
4247 (expand_decl_cleanup): Likewise.
4248 (expand_anon_union_decl): Likewise.
4249 * toplev.c (check_global_declarations): Likewise.
4250 (rest_of_decl_compilation): Likewise.
4251 * tree.c (simple_cst_equal): Likewise.
4252 * objc/objc-act.c (generate_static_references): Likewise.
4254 2001-03-14 Jakub Jelinek <jakub@redhat.com>
4256 * reg-stack.c (stack_result): Unconditionally use
4257 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
4259 2001-03-13 Jim Wilson <wilson@redhat.com>
4261 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
4262 from 80 in try_locals code.
4263 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
4265 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4267 * cpp.texi (poison): Explain the macro expansion exception.
4269 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
4271 * cppinternals.texi: Update for file handling.
4273 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4275 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
4276 unless anti_dependence says they are.
4277 * alias.c (objects_must_conflict): If neither has a type specified,
4280 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
4282 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
4283 before reload_cse_noop_set_p.
4285 Sat Mar 10 23:21:34 2001 kaz Kojima <kkojima@rr.iij4u.or.jp>
4287 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
4289 Sat Mar 10 23:16:16 2001 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4291 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
4292 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
4294 Sat Mar 10 23:03:25 2001 Alexandre Oliva <aoliva@redhat.com>
4296 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
4297 if it's a record type.
4299 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
4301 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
4302 mingw includes slightly.
4304 Fri Mar 9 18:33:50 2001 Jeffrey A Law (law@cygnus.com)
4306 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
4308 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
4310 * configure: Rebuilt.
4311 * configure.in: Only use `lang_requires' for languages athat are
4314 Thu Mar 8 23:34:42 2001 Jeffrey A Law (law@cygnus.com)
4316 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
4318 Thu Mar 8 23:22:26 2001 John Wehle (john@feith.com)
4320 * rtlanal.c (rtx_varies_p): Check operand 0 of a
4321 LO_SUM unless for_alias is set.
4323 2001-03-08 Bruce Korb <bkorb@gnu.org>
4325 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
4326 wait4() can receive the signal.
4328 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4330 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
4332 * fixinc/fixincl.x: Regenerate.
4334 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4336 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
4338 * fixinc/fixincl.x: Regenerate.
4340 Thu Mar 8 19:42:08 CET 2001 Jan Hubicka <jh@suse.cz>
4342 * reg-stack.c (move_for_stack_reg): Avoid non-popint fst for
4345 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4347 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
4349 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
4351 * configure.in (enable_shared): Support per-package shared-library
4353 * configure: Rebuilt.
4355 2001-03-07 David Edelsohn <edelsohn@gnu.org>
4357 * rs6000.md (cr logic): Add original POWER mnemonic alternative
4358 for crnot. Set operands[5] in splitter.
4360 2001-03-07 Tom Tromey <tromey@redhat.com>
4362 * configure: Rebuilt.
4363 * configure.in: Allow config-lang.in to set `lang_requires' to list
4364 of other required languages.
4366 2001-03-07 Richard Henderson <rth@redhat.com>
4368 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
4370 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
4372 * fixinc/inclhack.def (djgpp_wchar_h): New test.
4373 * fixinc/fixincl.x: Regenerated.
4375 2001-03-06 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4377 * Restore change that patch misapplied.
4378 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
4379 (ix86_set_move_mem_attrs_1): Likewise.
4380 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
4381 * config/i386/i386.md (movstrsi): Call it.
4383 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
4385 * config/m68k/m68k.c (const_uint32_operand): Accept any
4386 const_int on a 32-bit host.
4388 2001-03-06 Zack Weinberg <zackw@stanford.edu>
4390 * c-parse.in (yylexname): New function, split out of _yylex.
4391 (objc_rid_sans_at): New table.
4392 (init_reswords): Initialize it.
4393 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
4394 retrieving the next token and checking it for significance as
4395 an ObjC keyword or string constant.
4397 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
4398 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
4400 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
4403 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
4405 * objc/objc-act.c (init_objc): Set save_lang_status,
4406 restore_lang_status, and mark_lang_status.
4408 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
4410 * cppinternals.texi: Update.
4412 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
4414 * invoke.texi: Document __FAST_MATH__.
4416 2001-03-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4418 * function.c (purge_addressof_1): Change type of function
4419 purge_addressof_1 from boolean to int. Change local variable
4420 `result' to int, and false and true to 0 and 1, respectively.
4422 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4424 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4426 (___subdi3, ___adddi3): Use x instead of y as index register.
4427 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4428 (__memset, __memcpy): Likewise.
4429 (regs): Put the soft registers in bss for 68HC12.
4430 (abort): Use trap to abort for 68hc12.
4431 (__mulhi3, __mulhi32): Use emul for 68hc12.
4432 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4434 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4436 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4437 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4438 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4439 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4440 Set 68HC12 min offset to -65536.
4441 (print_operand): Put parenthesis arround the operand if it refers
4442 to a symbol having the same name as a register.
4443 (m68hc11_z_replacement): When z register is replaced by its
4444 equivalent soft register, force the insn to be re-recognized.
4445 (m68hc11_check_z_replacement): Fix the test when destination is
4446 the index register and z dies in the insn.
4447 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4449 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4451 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4452 costs according to processor variant.
4453 (m68hc11_shift_cost): New function to compute shift costs.
4454 (m68hc11_rtx_costs): Define costs according to processor variant.
4455 (m6811_cost): Costs for 68HC11.
4456 (m6812_cost): Costs for 68HC12.
4457 (COSTS_N_INSNS): Remove.
4459 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4460 (DEFAULT_RTX_COSTS): Remove.
4461 (CONST_COSTS): Define costs according to OUTER_CODE.
4462 (processor_costs): New struct to define costs.
4463 (m68hc11_cost): Pointer to current costs.
4465 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4467 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4468 and use m68hc11_notice_keep_cc when using leax/leay.
4469 (addhi3 split): Reject split if the insn is handled by
4471 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4472 push must be handled in a special way if the source operand uses
4473 sp as index register.
4474 (m68hc11_notice_keep_cc): New function.
4475 (m68hc11_gen_movhi): Use it when an insn changes a register but
4477 (m68hc11_gen_movqi): Fix move for 68HC12.
4478 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4480 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4482 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4483 and don't pass operands[0] to emit_library_call_value.
4485 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4487 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4488 (zero_extendsi split): Simplify and use (zero_extendhi).
4489 (*addhi3): Remove 'w' constraint since stack pointer is handled
4491 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4492 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4493 (*ashrhi3_const): Fix shift by 7.
4494 (*lshrsi3_const16): Fix template.
4495 (call, call_value): Fix constraint and predicate.
4497 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4499 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4500 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4501 (CC_REGNUM): Likewise.
4502 (*unnamed splits): Use above constants instead of hard coded numbers.
4503 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4504 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4505 (*return_16bit, *unnamed peepholes): Likewise.
4507 2001-03-03 Laurynas Biveinis <lauras@softhome.net>
4509 * gcc.c (convert_filename): Append executable suffix
4510 if NO_AUTO_EXE_SUFFIX is not defined.
4511 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
4512 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
4515 2001-03-03 David O'Brien <obrien@FreeBSD.org>
4517 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
4518 * c-parse.gperf, c-gperf.h: Delete.
4519 (c-gperf.h was accidently re-added to the CVS repo in the rev 1.16 commit
4522 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4524 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
4525 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
4526 t_bool in declaration because pcc can't combine volatile with typedef
4529 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
4531 * longlong.h (umul_ppmm): Don't use a multiline string.
4533 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
4535 * cpplex.c (_cpp_lex_token): Don't warn about directives in
4536 macro arguments when looking for the '('.
4537 * cppmacro.c (funlike_invocation_p): Set parsing_args to
4538 2 when really parsing arguments; 1 when looking for '('.
4539 Always restore the lexer position.
4541 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
4543 * cpplex.c (parse_string): Unconditionally pedwarn.
4545 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
4548 * cppexp.c (parse_number): Update.
4549 * cpplex.c (parse_string): Pedwarn if multiline string does not
4550 result from a system header's macro.
4551 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
4552 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
4553 for function-like macros too.
4555 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
4557 * print-rtl.c (print_rtx): Cast enums to int for comparison.
4558 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
4560 * c-format.c (C_STD_VER): Cast to int for comparisons.
4561 (check_function_format): Cast various enums to int for &.
4562 (maybe_read_dollar_number): Likewise.
4563 (check_format_info): Likewise.
4564 (check_format_info_main): Likewise.
4565 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
4566 (safe_from_p): Likewise.
4567 * varasm.c (const_hash): Cast enum to int for %.
4568 * emit-rtl.c (init_emit_once): Use int loop variable to work around
4569 pcc enum problems with < and ++ operators.
4570 * regclass.c (init_reg_sets_1): Cast enums for comparison.
4571 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
4572 (regclass_init): Change enum class to int to iterate over reg_classes.
4573 * genrecog.c (merge_trees): Cast enums for comparison.
4574 * rtl.h (GET_CODE): Cast to enum rtx_code.
4575 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
4576 (GET_MODE): Cast to enum machine_mode.
4577 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
4578 (GET_NOTE_INSN_NAME): Cast enum to int.
4579 * tree.h (TREE_CODE): Cast to enum tree_code.
4580 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
4581 * simplify-rtx.c (hash_rtx): Cast enums to unsigned unt.
4582 * timevar.c (timevar_print): Change loop variable id from enum to
4584 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
4585 * config/i386/i386.md: Use PUT_MODE for mode assignment.
4586 * toplev.c (compile_file): Cast enum DFI to int.
4587 (decode_d_option): Likewise.
4589 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
4591 * cppinit.c (append_include_chain): Mark "after" include file name list
4592 as a system directory.
4593 * cpp.texi: Document new behavior.
4595 2001-03-01 Zack Weinberg <zackw@stanford.edu>
4597 * cpphash.h (struct cpp_reader): Add print_version field.
4598 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
4599 just set print_version and other flags as appropriate.
4600 (cpp_post_options): Print version here if print_version is set.
4602 * toplev.c (exit_after_options): New flag.
4603 (independent_decode_option): Don't exit here; just set
4605 (main): Exit after calling lang_hooks.post_options if
4606 exit_after_options is true.
4608 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
4609 (merge_include_chains): Adjust comment to match code.
4611 2001-03-01 Zack Weinberg <zackw@stanford.edu>
4613 * stringpool.c (set_identifier): New function.
4614 * tree.h: Prototype it.
4616 * c-parse.in: Kill D_YES. If compiled for objc, call
4617 save_and_forget_protocol_qualifiers from init_reswords.
4618 * objc/objc-act.c (remember_protocol_qualifiers,
4619 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
4620 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
4622 (save_and_forget_protocol_qualifiers): New function.
4623 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
4625 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
4627 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
4628 * cppexp.c (lex): Cast enums for comparison.
4629 * cppinit.c (parse_option): Cast enum for comparison.
4630 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
4631 (cpp_output_token): Likewise.
4632 (cpp_can_paste): Cast enums for comparsion and plus/minus.
4633 (cpp_avoid_paste): Cast enums for minus and comparison.
4635 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
4637 * Makefile.in (resource.o): Add params.h dependence.
4638 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
4639 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
4640 * resource.c: Add dependence on params.h.
4641 (current_live_regs): Fix explanatory comment.
4642 (find_basic_block): Add new parameter to permit limiting search
4644 (mark_target_live_regs): Add new argument to find_basic_block call.
4645 (incr_ticks_for_insn): Likewise.
4647 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
4649 * Makefile.in (reorg.o): Add params.h dependence.
4650 * params.def: Fix typographical error in comment.
4651 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
4652 * params.h: Modify introductory comment.
4653 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
4654 * reorg.c: Add dependence on params.h.
4655 (redundant_insn): Add parameterized throttle for search.
4656 (fill_simple_delay_slots): Add a comment explaining a variable.
4657 Move conditional out of loop, simplifying code.
4658 (fill_eager_delay_slots): Fix typographical error in comment.
4660 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
4662 * Makefile.in (OBJS): Add params.o.
4664 2001-02-14 Mark Mitchell <mark@codesourcery.com>
4666 * Makefile.in (toplev.o): Depend on params.h.
4667 (intergate.o): Likewise.
4668 (params.o): New target.
4669 * flags.h (inline_max_insns): Remove.
4670 * integrate.c: Include params.h.
4671 Use MAX_INLINE_INSNS instead of inline_max_insns.
4672 * params.c: New file.
4673 * params.h: Likewise.
4674 * params.def: Likewise.
4675 * toplev.c: Include params.h.
4676 (lang_independent_params): New variable.
4677 (decode_f_option): Use the param machinery instead of setting
4679 (independent_decode_option): Handle "--param name=value".
4680 (main): Register language-independent parameters.
4682 Thu Mar 1 09:44:15 2001 Jeffrey A Law (law@cygnus.com)
4684 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
4685 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
4687 * pa.c (emit_move_sequence): Verify operand0 is a hard register
4688 before determining its register class.
4690 2001-03-01 Bernd Schmidt <bernds@redhat.com>
4692 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
4693 from reg 4 if current_function_calls_setjmp.
4694 (ia64_sched_reorder): Move code that rotates bundles up a bit.
4696 * reload1.c (eliminate_regs_in_insn): Restrict the special case
4697 code not to try to optimize adds with anything but a REG destination.
4699 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
4700 (INSN_PRIORITY_KNOWN): New accessor macro.
4701 * haifa-sched.c (priority): Use it instead of testing priority against
4704 2001-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4706 * cppinit.c (builtin_array): Update.
4707 (init_builtins): Flag builtins to warn if redefined or
4708 undefined. Define __GXX_WEAK as a normal macro.
4709 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
4710 * cpplib.h (NODE_WARN): New flag.
4711 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
4712 Handle __STDC__ as a builtin only on Solaris.
4713 (warn_of_redefinition): Renamed from check_macro_definition.
4714 Reverse sense of test. Always warn if NODE_WARN.
4715 (_cpp_create_definition): Use warn_of_redefinition. Flag
4716 any macro beginning with "__STDC_" to require a mandatory
4717 warning if redefined or undefined.
4718 * cppinit.c (set_lang): Move builtin handling to...
4719 (init_builtins): ...here.
4720 (_cpp_create_reader): Move call to set_lang.
4721 * cppfiles.c (stack_include_file): Generate dependencies
4722 here, and manage include_count here too.
4723 (PRINT_THIS_DEP): Delete.
4724 (_cpp_execute_include): Do not generate dependencies here,
4725 apart from the case of a missing header. Do not manage
4727 (_cpp_read_file): Leave dependency generation to
4729 * cppexp.c (parse_number): Similarly.
4730 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
4731 * cppmacro.c (struct cpp_macro): New member node.
4732 (parse_args): Only warn about missing rest args if not
4734 (funlike_invocation_p): Similarly for uninvoked funlike macros.
4735 (cpp_sys_objmacro_p): New.
4736 (_cpp_create_definition): Store the node with the macro defn.
4737 Remember if the macro is defined in a system header.
4739 2001-02-28 Nathan Sidwell <nathan@codesourcery.com>
4741 * extend.texi (Deprecated Features): Deprecate float and
4742 complex template constant parms.
4744 Tue Feb 27 16:45:00 2001 Jeffrey A Law (law@cygnus.com)
4746 * pa.c (override_options): Promote -fpic to -fPIC.
4747 (legitimize_pic_address): Simplify due to removal of
4748 small PIC as a code generation option.
4749 (secondary_reload_class): Similarly.
4750 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
4751 (PRINT_OPERAND_ADDRESS): Similarly.
4752 * pa.md (various patterns): Similarly.
4753 (small pic lo_sum pattern): Remove.
4755 2001-02-27 Andreas Jaeger <aj@suse.de>
4757 * configure.in: Document that --disable-checking is default.
4758 * configure: Regenerated.
4760 2001-02-27 Mark Mitchell <mark@codesourcery.com>
4762 * configure.in: Make --disable-checking the default.
4763 * configure: Regenerated.
4765 2001-02-26 Mark Mitchell <mark@codesourcery.com>
4767 Revert the two previous changes.
4769 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4771 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
4772 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
4773 * config/i386/i386.md (movstrsi): Handle FAIL case.
4775 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4777 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
4778 (ix86_set_move_mem_attrs_1): Likewise.
4779 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
4780 * config/i386/i386.md (movstrsi): Call it.
4782 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4784 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
4785 used to set another biv.
4787 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4789 * errors.c (internal_error, trim_filename): New functions.
4790 (fancy_abort): Call internal_error.
4791 * errors.h (internal_error, trim_filename): New declarations.
4793 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
4795 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
4797 (EXTRA_CONSTRAINT): Formatting changes.
4799 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4801 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
4803 2001-02-23 Per Bothner <per@bothner.com>
4805 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
4806 so they can be called from java/jvspec.c.
4807 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
4809 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4811 * diagnostic.c (trim_filename): No longer static.
4812 * toplev.h (trim_filename): Declare.
4813 * rtl.c (rtl_check_failed_bounds): Call internal_error.
4814 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
4815 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
4816 (rtvec_check_failed_bounds): Likewise.
4817 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
4819 * convert.c (convert_to_integer): Don't do unsigned unless result or
4820 both inputs are unsigned.
4822 * fold-const.c (fold_convert): Don't call size_int_type_wide if
4825 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
4827 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
4829 2001-02-23 Jakub Jelinek <jakub@redhat.com>
4831 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
4832 check if either operand is divisible by C.
4833 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
4834 If type is signed, consider negative numbers as well.
4836 2001-02-22 Richard Henderson <rth@redhat.com>
4838 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
4839 reach .text instead of gp-relative relocs.
4840 * config/ia64/crtend.asm (.init): Likewise.
4842 2001-02-22 Andreas Jaeger <aj@suse.de>
4844 * extend.texi (C++ Attributes): Fix typo.
4846 2001-02-21 David Mosberger <davidm@hpl.hp.com>
4848 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
4849 functions, drop current_function_args_info.words test.
4850 (ia64_compute_frame_size): Mark syscall_linkage functions as
4851 using eight input registers.
4853 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
4854 Bruce Korb <bkorb@gnu.org>
4856 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
4857 * fixinc/README: Document how to convert sed substitutions
4858 to format style c_fix-es.
4859 * fixinc/fixincl.x: regen
4861 2001-02-21 Bruce Korb <bkorb@gnu.org>
4862 Rodney Brown <RodneyBrown@mynd.com>
4864 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
4865 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
4866 machine restrictions
4867 * fixinc/fixincl.x: regen
4869 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
4871 * cppfiles.c: Update comments.
4872 (_cpp_read_file): Don't check for NULL filenames any more.
4873 * cppinit.c (cpp_start_read): Don't do canonicalization of
4874 in_fname and out_fname. Use the passed file name exclusively.
4875 (_cpp_handle_options): Don't treat "-" as a command line option,
4876 but as a normal filename.
4877 (_cpp_post_options): Canonicalize in_fname and out_fname.
4878 * cppmain.c (printer_init): Don't check out_fname for NULL.
4879 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
4880 (init_c_lex): Update, and use "" to represent stdin to CPP.
4883 2001-02-21 Kazu Hirata <kazu@hxi.com>
4885 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
4889 Wed Feb 21 19:16:26 CET 2001 Jan Hubicka <jh@suse.cz>
4891 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
4893 2001-02-21 Jason Merrill <jason@redhat.com>
4895 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
4896 (struct tree_decl): Add uninlinable bitfield.
4897 * c-decl.c (duplicate_decls): Set it.
4898 * integrate.c (function_cannot_inline_p): Check it.
4900 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
4901 DW_AT_MIPS_linkage_name to abstract methods.
4902 (dwarf2out_abstract_function): Emit class context before calling
4903 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
4904 (gen_subprogram_die): Remove obsolete code.
4905 (gen_member_die): Don't include clones in the member list.
4906 (gen_decl_die): Emit abstract info for clone origin.
4907 * dwarfout.c (output_type): Don't include clones in the member list.
4908 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
4909 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
4910 DECL_ABSTRACT on a function that already has it set.
4912 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
4913 (get_subprogram_die): Pass it in.
4915 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
4917 * flow.c (mark_set_1): Make not_dead unsigned long. For
4918 non-pseudos, use it as a bitmask of the hard regs that
4921 2001-02-20 Will Cohen <wcohen@redhat.com>
4923 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
4924 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
4925 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
4928 2001-02-20 Mark Mitchell <mark@codesourcery.com>
4930 * stmt.c (expand_return): If an attempt is made to return the
4931 error_mar_node, treat the return like a return without a value.
4933 Mon Feb 19 20:24:50 2001 Jeffrey A Law (law@cygnus.com)
4935 * pa.c (move_operand): Accept code to load the address of a
4936 symbol out of the DLT as a valid move operand.
4937 (print_operand, case 'A'): New to handle generating a DLT
4938 reference for a LO_SUM expression.
4939 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
4940 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
4942 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
4944 * README, cpp.texi, gcc.texi: Update version number to 3.0.
4945 * cpp.1, gcov.1, gcc.1: Regenerate.
4947 2001-02-19 Richard Henderson <rth@redhat.com>
4949 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
4952 Mon Feb 19 10:11:53 2001 Jeffrey A Law (law@cygnus.com)
4954 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
4955 target_cpu_default. Remove dead assignment to
4958 Mon Feb 19 16:46:56 CET 2001 Jan Hubicka <jh@suse.cz>
4960 * regclass.c (contains_reg_of_mode): Make global.
4961 (init_reg_sets): Remove contains_reg_of_mode; take into account
4962 CLASS_MAX_NREGS when looking for the proper mode.
4963 (dump_regclass): Dump only classes considered for the pseudo.
4964 (regclass): Use contains_reg_of_mode.
4966 Mon Feb 19 16:40:45 CET 2001 Jan Hubicka <jh@suse.cz>
4968 * gcc.c (do_spec_1): 'n' for printing notices.
4969 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
4971 Mon Feb 19 16:20:04 CET 2001 Jan Hubicka <jh@suse.cz>
4973 * reg-stack.c (next_flags_user): Use current_block->end
4974 (swap_rtx_condition): Look for next user if flags don't die;
4975 give up on CALL_INSNs; use current_block->end.
4977 2001-02-17 Mark Mitchell <mark@codesourcery.com>
4979 * invoke.texi (-fsquangle): Remove documentation.
4980 (-fname-mangling-version): Likewise.
4982 2001-02-18 Kazu Hirata <kazu@hxi.com>
4984 * config/h8300/h8300.md: Update copyright.
4985 (andsi3): Do not output an extra newline character.
4987 Sun Feb 18 17:03:06 2001 Jeffrey A Law (law@cygnus.com)
4989 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
4990 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
4991 (mostlyclean): Corresponding changes.
4992 * rtlanal.c (hard-reg-set.h): Include.
4993 (rtx_unstable_p): Do not treat the argument pointer specially
4994 if it is not a fixed register.
4995 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
4997 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4999 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
5000 assignments from FP constants sonce 'Y' output code can't handle it.
5001 (eligible_for_sibcall_delay): Likewise.
5003 * invoke.texi (-I): Add note avoiding use for system header files.
5005 * final.c (output_operand_lossage): Use internal_error, not error.
5007 2001-02-18 Shane Nay <shane@agendacomputing.com>
5009 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
5010 structure shift insns.
5012 2001-02-18 Richard Henderson <rth@redhat.com>
5014 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
5016 * reload1.c (reload_cse_simplify_set): Fix typo.
5018 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5020 * diagnostic.c (_fatal_insn): Decrement errorcount.
5022 2001-02-18 Alan Modra <alan@linuxcare.com.au>
5024 * pa.c (hppa_expand_prologue): Simplify code storing return
5025 pointer. For large (>=8k) frames with a post_store, adjust stack
5026 pointer by 8k-64 first rather than by 64. When testing with
5027 VAL_14_BITS_P, always use the actual value rather than the value
5028 negated. Add blockage to prevent scheduling of spills before
5029 stack frame has been created.
5030 (hppa_expand_epilogue): Simplify code loading return pointer.
5031 Allow a slightly larger range for merge_sp_adjust_with_load case.
5032 When testing with VAL_14_BITS_P, always use the actual value.
5034 * pa.c (pa_adjust_insn_length): Check that block move
5035 pattern is a set before looking at operands.
5037 2001-02-17 Mark Mitchell <mark@codesourcery.com>
5039 * fold-const.c (fold_binary_op_with_conditional_arg): New
5040 function, split out from ...
5042 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
5043 conditional arms that throw exceptions.
5045 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
5048 2001-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5050 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
5051 define HAVE_DECL_* to 1 to mask potential backup declarations.
5052 * configure: Regenerated.
5054 2001-02-17 Richard Henderson <rth@redhat.com>
5056 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
5057 when replacing a memory load with a register.
5059 2001-02-17 Joseph S. Myers <jsm28@cam.ac.uk>
5061 * gcc.texi, invoke.texi: Link to GCC 3.0 version of
5064 2001-02-16 Richard Henderson <rth@redhat.com>
5065 DJ Delorie <dj@redhat.com>
5067 * jump.c (jump_optimize_1): When we delete a conditional jump
5068 preceeding a non-conditional jump to effectively the same place,
5069 make sure that the combined jump skips any clobber insns between
5072 2001-02-16 Jason Merrill <jason@redhat.com>
5074 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
5076 (gen_subprogram_die): Don't abort on seeing a second definition if
5077 the previous one was abstract. Don't replace an abstract instance
5078 in the lookup table.
5080 * dwarf2out.c (dwarf2out_abstract_function): Rename from
5081 gen_abstract_function.
5082 * dwarf2out.h: Declare it.
5083 * toplev.c (note_outlining_of_inline_function): New fn.
5084 * toplev.h: Declare it.
5085 * integrate.c (output_inline_function): Call it.
5086 * c-decl.c (duplicate_decls): Call it when redefining an extern
5087 inline. Don't inline the new defn.
5089 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
5091 2001-02-16 Jakub Jelinek <jakub@redhat.com>
5093 * objc/objc-act.c (start_class): Register implemented_classes with
5096 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
5098 * cppfiles.c (_cpp_make_system_header): Generate a file
5101 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5103 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
5105 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
5108 2001-02-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5110 * version.c: Bump to "3.0 20010215 (prerelease)".
5112 Thu Feb 15 15:15:29 2001 Alexandre Oliva <aoliva@redhat.com>
5114 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
5116 Thu Feb 15 00:20:31 CET 2001 Jan Hubicka <jh@suse.cz>
5118 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
5120 * invoke.texi (-mreg-alloc): Deprecate.
5122 2001-02-14 Richard Henderson <rth@redhat.com>
5124 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
5126 Wed Feb 14 23:35:57 CET 2001 Jan Hubicka <jh@suse.cz>
5128 * regclass.c (init_reg_sets_1): Reinstall the optimization
5129 together with Matt Kraai's fix.
5131 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
5133 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
5135 2001-02-14 Richard Henderson <rth@redhat.com>
5137 * regclass.c (init_reg_sets_1): Revert last change.
5139 2001-02-14 Nathan Sidwell <nathan@codesourcery.com>
5141 * extend.texi (Deprecated): Deprecate new initializer lists.
5143 2001-02-14 Nathan Sidwell <nathan@codesourcery.com>
5145 * mkdeps.c (deps_add_default_target): Robustify. Add
5146 basename component only.
5147 * cpp.texi (-M): Describe how default target is generated.
5148 * invoke.texi (-M): Likewise.
5150 2001-02-13 Zack Weinberg <zack@wolery.stanford.edu>
5152 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
5154 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
5155 * ggc.h (ggc_mark_if_gcable): Delete prototype.
5157 Wed Feb 14 01:03:14 CET 2001 Jan Hubicka <jh@suse.cz>
5159 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
5162 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5164 * config/sparc/sparc.c (function_value): Treat all non-record
5165 aggregate types like used to treat UNION_TYPE.
5167 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
5169 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
5170 (try_combine): Use it.
5172 2001-02-13 Richard Henderson <rth@redhat.com>
5174 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
5175 entire operator; replicate that and match_dup the operands.
5176 (cmp_ccx_arith_op_set): Likewise.
5177 (cmp_cc_arith_op_not_set): Likewise.
5178 (cmp_ccx_arith_op_not_set): Likewise.
5180 2001-02-12 Jakub Jelinek <jakub@redhat.com>
5182 * c-common.c (constant_fits_type_p): New function.
5183 (convert_and_check): Use it.
5185 2001-02-11 Mark Mitchell <mark@codesourcery.com>
5187 * Makefile.in (GXX_ABI_FLAG): Don't define.
5188 * configure.in (--enable-new-gxx-abi): Remove option.
5189 * config.in: Regenerated.
5190 * configure: Likewise.
5192 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
5194 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
5196 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
5197 regular basic block, and arrange for all edges into it to switch
5200 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5202 * Makefile.in (distclean): Do not remove .gdbinit.
5204 2001-02-11 Mark Mitchell <mark@codesourcery.com>
5206 * Makefile.in (gcc.o): Fix typos.
5207 (protize.o): Likewise.
5208 (unprotoize.o): Likewise.
5210 2001-02-11 Richard Henderson <rth@redhat.com>
5212 * tree.c (build1): Check for null operand in last change.
5214 2001-02-11 Richard Henderson <rth@redhat.com>
5216 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
5217 (fold): Don't assume a constant isn't foldable.
5218 * tree.c (build): Set TREE_CONSTANT for an expression with no
5219 side-effects and constant operands.
5222 2001-02-10 Richard Henderson <rth@redhat.com>
5224 * jump.c (squeeze_notes): Revert 2000-05-12 change.
5226 2001-02-10 Anthony Green <green@redhat.com>
5228 * cpp.texi (Standard Predefined): Add documentation for
5231 * c-common.c (combine_strings): Improve warning message.
5233 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
5235 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
5237 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
5239 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
5241 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
5244 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
5246 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
5249 2001-02-09 Nick Clifton <nickc@redhat.com>
5251 * config/arm/arm.md: Change output contraint on post inc
5252 load/store multiple patterns to be a read/write contraint.
5254 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
5256 * gcc.c (cpp_options): Delete .d files on error. Don't delete
5257 .o files when using the -M options.
5259 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5260 David Edelsohn <edelsohn@gnu.org>
5262 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
5263 handle DImode constants. Use one TOC entry for SImode and smaller
5264 constants, aligned properly.
5266 2001-02-08 Jason Merrill <jason@redhat.com>
5268 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
5269 about the SP adjustment for saving the static chain pointer.
5270 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
5271 offset when setting a temporary CFA register.
5273 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
5275 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
5276 powerpc-*-chorusos* .
5277 * config/rs6000/chorus.h : New file.
5278 * config/i386/chorus.h : New file.
5279 * config/sparc/chorus.h : New file.
5280 * config/sparc/t-chorus-elf : New file.
5282 2001-02-08 David Edelsohn <edelsohn@gnu.org>
5284 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
5285 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
5286 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
5287 (__WCHAR_TYPE__): Correct macro name.
5289 2001-02-08 Richard Henderson <rth@redhat.com>
5291 * config/i386/i386.c (ix86_frame_pointer_required): New.
5292 (ix86_setup_frame_addresses): New.
5293 (struct machine_funciton): Add accesses_prev_frame.
5294 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
5295 ix86_frame_pointer_required.
5296 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
5297 (SETUP_FRAME_ADDRESSES): New.
5298 * config/i386/i386-protos.h: Update.
5299 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
5300 from FRAME_POINTER_REQUIRED.
5301 * config/i386/svr3gas.h: Likewise.
5302 * config/i386/sysv3.h: Likewise.
5303 * config/i386/v3gas.h: Likewise.
5305 2001-02-08 Richard Henderson <rth@redhat.com>
5307 * config/sparc/sparc.c (function_arg_record_value_3): Fix
5308 calculation of the number of integer registers required.
5309 (function_arg_record_value): Likewise.
5311 2001-02-08 Jason Merrill <jason@redhat.com>
5313 * diagnostic.c (internal_error): Say "confused" after 1 error, not
5314 two. Print file and line with "confused" message.
5316 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
5318 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5320 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
5322 2001-02-08 Bernd Schmidt <bernds@redhat.com>
5324 * final.c (cleanup_subreg_operands): The address of a MEM can
5327 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
5330 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
5332 * gcc.texi (Incompatibilities): Update documentation of
5333 preprocessing numbers.
5335 2001-02-07 Jakub Jelinek <jakub@redhat.com>
5337 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
5339 2001-02-07 Mark Mitchell <mark@codesourcery.com>
5341 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
5343 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
5344 * gcc.c (struct compiler): Add cpp_spec field.
5345 (input_file_compiler): New variable.
5346 (do_spec_1): Allow a particular compiler to handle `%C'
5348 (main): Store the current compiler in input_file_compiler.
5349 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
5351 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
5353 * cpphash.h (struct spec_nodes): Add n_true and n_false.
5354 * cppinit.c (cpp_create_reader): Initialize them.
5355 (append_include_chain): cxx_aware arg might be unused.
5356 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
5357 keywords and give them their phase 7 meaning. Pedwarn about
5358 this unless '__bool_true_false_are_defined' is defined.
5360 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
5362 * lcm.c (optimize_mode_switching): Emit mode_set before the
5363 JUMP_INSN of an abnormal edge.
5365 2001-02-07 Bernd Schmidt <bernds@redhat.com>
5367 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
5368 a scheduling barrier at the end.
5370 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
5372 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
5374 * config/sh/sh.md (reload_outsf): Removed.
5375 (movsf_ie): Introduce constraints for FPUL loads and stores.
5376 (reload_insf): Broaden the output constraint.
5378 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
5380 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5381 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
5383 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
5385 * final.c: Revert my previous changes.
5386 * output.h: Make profile_label_no extern.
5387 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
5388 for generating label.
5390 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
5392 * config/i386/djgpp.h: Add comments about standard paths.
5393 (MD_EXEC_PREFIX): Undefine before defining.
5394 (MD_STARTFILE_PREFIX): New.
5396 2001-01-30 Bruce Korb <bkorb@gnu.org>
5398 fixinc/fixincl.c(process): Emit error message only if appropriate :)
5399 (load_file): do not rely on load_file_data() to close file pointer
5400 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
5401 fixinc/inclhack.def(irix_limits_const): add test_text
5403 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
5405 * cppexp.c (parse_defined): Improve diagnostics for invalid
5408 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
5410 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
5412 2001-02-06 Mark Mitchell <mark@codesourcery.com>
5414 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
5415 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
5416 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
5417 (rs6000_output_symbol_ref): New function.
5418 (output_toc): Use VTABLE_NAME_P.
5420 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5422 * print-tree.c (print_node, case PARM_DECL):
5423 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
5425 * stor-layout.c (reference_types_internal): New variable.
5426 (internal_reference_types): New function.
5427 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
5428 * tree.h (internal_reference_types): New declaration.
5430 * cse.c (find_best_addr): Fix typo in computing cost.
5432 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5434 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
5435 and this is the sum of a pointer and a constant, we know the result
5437 (num_sign_bit_copies, case PLUS): Likewise.
5438 * explow.c (convert_memory_address): Remove opposite SUBREG.
5439 * function.c (instantiate_new_reg): New function (from common code).
5440 (instantiate_virtual_regs_1): Call it.
5441 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
5442 if pointers sign- or zero-extend.
5443 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
5444 If pointers extend unsigned, use inside of SUBREG.
5445 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
5447 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
5449 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
5450 subdir of gcc_gxx_include_dir.
5451 (gcc_gxx_target_include_dir): Remove.
5453 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
5455 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
5456 (dwarf2out_frame_debug_expr): Revise introductory comments to add
5457 a high-level description.
5459 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
5461 * final.c: Move the declaration of profile_label_no to ...
5462 * output.h: ... here.
5463 * function.c (expand_function_start): Call PROFILE_HOOK.
5464 * config/rs6000/aix.h: Define PROFILE_HOOK.
5465 * config/rs6000/rs6000-protos.h: output_profile_hook new.
5466 * config/rs6000/rs6000.c (output_profile_hook): Define.
5467 (output_prolog): Do nothing for ABI_AIX as it is taken care by
5468 output_profile_hook.
5469 tm.texi : Explain new macro PROFILE_HOOK.
5471 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
5473 * extend.texi (Extended Asm): Do not say that semicolon is always
5474 a valid line-breaking character for GNU assemblers. Use
5475 newline-tab as the most commonly supported syntax. Use
5476 newline-tab rather than semicolon in multi-insn examples.
5478 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5480 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
5482 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5483 David Edelsohn <edelsohn@gnu.org>
5485 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
5486 code for AIX, even without flag_pic.
5488 2001-02-05 Jakub Jelinek <jakub@redhat.com>
5490 * c-typeck.c (common_type): push and pop binding level around
5491 calling common_type on function parameters.
5493 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
5495 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
5497 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5499 * config/mips/mips.c (override_options): Fix typo in last change.
5500 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
5501 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
5503 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
5505 * invoke.texi (-fdump-class-layout): Document.
5506 (-fdump-translation-unit): Use `=' as filename separator.
5508 2001-02-05 Mark Mitchell <mark@codesourcery.com>
5510 * Makefile.in (s-mlib): Don't build multilibs if
5512 (DRIVER_DEFINES): Adjust accordingly.
5514 (protoize.o): Likewise.
5515 (unprotoize.o): Likewise.
5516 * configure.in: Recognize --enable-multilib.
5518 2001-02-04 Mark Mitchell <mark@codesourcery.com>
5520 * Makefile.in (DRIVER_DEFINES): Fix quoting.
5522 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
5523 * configure.in: Remove --enable-libstdcxx_v3 support.
5524 * configure: Regenerated.
5526 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5528 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
5529 Call abort instead of fatal.
5530 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
5531 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
5532 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
5533 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
5534 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
5535 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
5537 * diagnostic.h (set_internal_error_function): Renamed.
5538 * toplev.h (internal_error): Renamed from fatal.
5539 (pfatal_with_name): Deleted.
5540 (fatal_io_error): Now has printf-style arguments.
5541 * diagnostic.c (pfatal_with_name): Deleted.
5542 (fatal_io_error): Rework to have args in printf-style.
5543 (set_internal_error_function): Renamed from set_fatal_function.
5544 (internal_error): Renamed from fatal.
5545 (error_recursion, fancy_abort): Call internal_error instead of fatal.
5546 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
5547 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
5548 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
5549 * flow.c (verify_flow_info): Likewise.
5550 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
5551 * config/mips/mips.c (save_restore_insns): Likewise.
5553 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
5554 * flow.c (verify_flow_info): Likewise.
5555 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
5556 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
5557 (avr_normalize_condition): Likewise.
5558 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
5559 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
5560 (limit_reload_class, double_reg_to_memory): Likewise.
5561 (print_operand_address, emit_1600_code_shift): Likewise.
5562 (gen_tst_reg, gen_compare_reg): Likewise.
5563 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
5564 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
5566 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
5568 * c-parse.in (methoddef): Call fatal_error instead of fatal.
5569 * objc/objc-act.c (build_ivar_chain): Likewise.
5570 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
5572 * graph.c (clean_graph_dump_file): Likewise.
5573 * profile.c (init_branch_prob): Likewise.
5574 * objc/objc-act.c (objc_init): Likewise.
5576 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
5577 * config/avr/avr.c (avr_override_options): Likewise.
5578 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
5579 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
5580 * config/h8300/h8300.c (h8300_init_once): Likewise.
5581 * config/mips/mips.c (override_options): Likewise.
5582 * config/i386/i386.c (override_options): Likewise, rework.
5583 * config/m68k/m68k.c (override_options): Likewise.
5585 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
5587 * config/mips/mips.c (print_operand): Likewise.
5588 * hash.c (hash_allocate): Don't check for failure returns from
5589 obstack functions that can't fail.
5590 (hash_table_init_n, hash_table_init): Likewise; also now return void.
5591 * hash.h (hash_table_init_n, hash_table_init): Now return void.
5592 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
5593 (get_object_reference): Likewise.
5595 2001-02-04 Nick Clifton <nickc@redhat.com>
5597 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
5598 StrongARM1110, 10TDMI, and 1020T.
5600 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5602 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
5604 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
5606 * config/sh/sh.md (movdf load split): Pass register number to
5607 FP_OR_XD_REGISTER_P.
5609 2001-02-04 Mark Mitchell <mark@codesourcery.com>
5611 * cppinit.c (BC): New macro.
5612 (builtin_array): Add __GXX_WEAK__.
5613 * cpplib.h (builtin_type): Add BT_WEAK.
5614 * cppmacro.c (builtin_macro): Handle BT_WEAK.
5615 * defaults.h (SUPPORTS_ONE_ONLY): Define.
5616 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
5618 2001-02-03 Jakub Jelinek <jakub@redhat.com>
5620 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
5622 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
5624 * cpphash.h: Rename _ALIGN POOL_ALIGN.
5625 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
5627 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
5629 * cpphash.h: Rename ALIGN _ALIGN.
5630 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
5632 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
5634 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
5635 compilation environment.
5636 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
5637 control over location of cygwin includes and libs.
5639 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
5641 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
5643 2001-02-02 lars brinkhoff <lars@nocrew.org>
5645 * md.texi (Standard Names): remove reference to spur.md.
5647 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
5649 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
5650 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
5651 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
5652 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
5653 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
5655 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5657 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
5658 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
5659 number before reload.
5660 (c4x_adjust_cost): Return zero before reload.
5661 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
5662 split before reload.
5664 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5666 * c4x.c (c4x_hard_regno_rename_ok): New.
5667 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
5668 * c4x.h (HARD_REGNO_RENAME_OK): Define.
5670 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5672 * diagnostic.h: Add missing "extern" in all declarations.
5674 2001-02-02 Alex Samuel <samuel@codesourcery.com>
5676 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
5677 as for gcc_gxx_include_dir.
5679 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5681 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
5683 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
5685 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
5686 label before alignment to be used as the braf base address.
5687 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
5689 (casesi_jump_2): Require at least TARGET_SH2.
5691 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
5692 truncation to 32-bit doubles on -m3e and -m4-single-only.
5694 2001-02-02 Mark Mitchell <mark@codesourcery.com>
5696 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
5697 the default when building a shared object.
5698 (init_spec): Use it.
5699 * testsuite/lib/g++.exp: Include the directory where libgcc
5700 is located to the LD_LIBRARY_PATH list.
5701 * invoke.texi (-shared-libgcc): Document the cases in which
5702 GCC defaults to using the shared libgcc.
5704 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
5706 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
5707 unsigned is wide enough.
5709 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
5710 (si_to_float): Likewise.
5711 (float_to_si, float_to_usi): Use BITS_PER_SI.
5713 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
5715 * dwarf2out.c: Added explanation of abbreviations.
5716 (def_cfa_1): Added comments listing DWARF2 instructions.
5717 (cfa_temp_reg): Removed in favor of cfa_temp.
5718 (cfa_temp_value): Removed in favor of cfa_temp.
5719 (cfa_temp): New global variable.
5720 (dwarf2out_frame_debug_expr): Added extensive introductory
5721 comments explaining the function's transformations. Revised to
5722 use cfa_temp. Added some rtx checking. Generalize IOR case.
5723 (dwarf2out_frame_debug): Revised to use cfa_temp.
5724 (output_aranges): Cast as "unsigned" to avoid warning.
5725 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
5726 explain which instructions must be marked.
5728 2001-02-01 Richard Henderson <rth@redhat.com>
5730 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
5733 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
5735 * config/sh/crt1.asm (main_k): Modified so that start calls
5736 ___setup_argv_and_call_main.
5738 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
5740 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
5741 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
5742 and AVOID_LPASTE is cleared on meeting an unescaped newline.
5743 * cppmacro.c (builtin_macro): Set builtin flags here.
5744 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
5745 (replace_args): Clarify intent.
5746 (cpp_get_token): Macro expansion tokens get the saved flags.
5748 * cppmain.c (scan_buffer): Remove now-redundant print.printed
5751 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
5753 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
5756 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5758 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
5759 returns Pmode pseudo, but we need ptr_mode.
5760 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
5761 Remove bogus conversions; use HOST_WIDE_INT for size.
5762 Don't use TARGET if wrong mode.
5764 * config/i386/i386.c (ix86_compute_frame_size): Allow
5765 stack_alignment_needed to be non-default even if size is zero.
5767 2001-01-31 Alan Modra <alan@linuxcare.com.au>
5769 * (hppa_init_pic_save): Emit the pic offset table
5770 reg save after last_parm_insn.
5771 * pa.c (hppa_init_pic_save): New function.
5772 * pa.h (hppa_init_pic_save): Declare.
5773 * pa.md (call, call_value, sibcall, sibcall_value): Use
5774 the above instead of duplicated code.
5776 * pa.c (hppa_encode_label): Correct size of alloca buffer
5777 so we don't overrun it. Correct leading `*' case.
5778 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
5779 need to handle `*@'.
5780 (FUNCTION_NAME_P): Likewise.
5782 2001-01-31 Richard Henderson <rth@redhat.com>
5784 * config.gcc (alpha-osf5): Use float-i128.h.
5786 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
5787 * config/float-i32.h: Likewise.
5788 * config/float-i64.h: Likewise.
5789 * config/float-sh.h: Likewise.
5790 * config/float-sparc.h: Likewise.
5792 2001-01-31 DJ Delorie <dj@redhat.com>
5794 * expmed.c (extract_bit_field): allow non-integral modes if we
5795 want to extract a whole register from itself.
5797 2001-01-31 Jakub Jelinek <jakub@redhat.com>
5799 * c-typeck.c (set_init_index): If first is equal to last, assume as
5800 if it was not a range at all.
5802 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
5804 * config/fp-bit.c: Include tm.h.
5805 (float_to_si): Don't assume SImode is 32-bits wide.
5806 (float_to_usi): Likewise.
5808 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5810 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
5812 (typename): Call pending_xref_error after parsing typed_typespecs.
5813 * c-decl.c (lookup_tag): Give error immediately rather than
5814 leaving it pending if the tag of the wrong type is in the same
5816 (xref_tag): Don't pedwarn for forward declarations of enum types
5818 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
5821 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
5823 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
5825 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
5827 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
5828 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
5830 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
5832 * cpphash.h (struct cpp_reader): New saved_flags.
5833 * cppmacro.c (cpp_get_token): Use saved_flags to remember
5834 to avoid a paste after a pasted token.
5836 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
5838 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
5839 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
5840 Wtype_MIN instead of LONG_MIN.
5842 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
5844 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
5846 * fixinc/fixincl.x: Regenerated.
5847 * fixinc/inclhack.def (irix_limits_const): New definition to
5848 convert "const" to "__const" in limits.h.
5850 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
5852 * fixinc/genfixes (AG): Fix "autogen4" thinko.
5854 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5856 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
5857 when register dies in the insn.
5859 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
5861 * diagnostic.c (fatal): Fix word wrap.
5863 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
5865 * combine.c (try_combine): Fix SUBREG setting for
5866 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
5868 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5870 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
5873 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
5875 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
5877 * toplev.c (decode_W_option): Update warn_larger_than
5878 unconditionally for each processed switch.
5880 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
5882 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
5884 (hppa_expand_prologue): Delete code to save pic offset table register
5885 in the function prologue.
5886 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
5887 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
5888 table register at the beginning of the function after the prologue.
5890 2001-01-29 lars brinkhoff <lars@nocrew.org>
5892 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
5894 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5895 Jeff Law <law@redhat.com>
5897 * pa.md (return): Revise comment for trivial return.
5898 (return_internal): Non-trivial return pattern for non-PIC code.
5899 (return_internal_pic): Non-trivial return pattern for PIC code.
5900 It uses the PIC register to ensure it is restored after
5902 (epilogue): Generate appropriate return for PIC and non-PIC code.
5904 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
5906 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
5908 2001-01-29 DJ Delorie <dj@redhat.com>
5910 * combine.c (if_then_else_cond): Pass the correct mode to
5911 operand_subword() for constants.
5913 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
5915 * config/i386/cygwin.h: Add w32api to include search. Search different
5916 directories in a cross-build environment.
5918 2001-11-29 Tim Josling <tej@melbpc.org.au>
5920 * tree.h (TYPE_STUB_DECL): Add documentation.
5922 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
5924 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
5925 (sdbout_field_types): Likwise. Fix use of host_integerp.
5927 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
5929 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
5932 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
5934 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
5935 to use flag_gnu_linker.
5937 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5939 * cpplib.c (T_BAD_DIRECTIVE): Remove.
5940 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
5942 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
5944 * tree.c, tree.h (build_parse_node): Remove; was identical to
5946 * c-lang.c (start_cdtor), objc/objc-act.c
5947 (build_module_descriptor): Use build_nt instead of
5950 2001-01-29 Jakub Jelinek <jakub@redhat.com>
5952 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
5953 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
5954 not have any upper bits set.
5956 2001-01-29 Phil Edwards <pme@sources.redhat.com>
5958 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
5960 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5962 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
5964 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
5966 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
5967 (integer_minus_one_node): Define.
5969 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
5971 * Makefile.in (bootstrap2-lean): Fix typo.
5973 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
5975 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
5976 : Don't set fe_value.
5977 * cpplib.h (AVOID_LPASTE): New flag.
5978 (struct cpp_hashnode): Remove fe_value.
5979 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
5980 * cppmacro.c (builtin_macro): Don't set flags here.
5981 (replace_args): Set AVOID_LPASTE flag on first token of an
5982 argument, and the token following it.
5983 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
5984 macro expansion, and on the token following it. Do it for
5986 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
5988 2001-01-27 Richard Henderson <rth@redhat.com>
5990 * config/alpha/t-ieee: Remove multilibbing.
5991 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5993 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5995 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
5997 * Makefile.in: Remove all dependencies on defaults.h.
5998 * builtins.c: Don't include defaults.h.
5999 * c-common.c: Likewise.
6000 * c-decl.c: Likewise.
6001 * c-pragma.c: Likewise.
6002 * c-typeck.c: Likewise.
6003 * combine.c: Likewise.
6005 * frame-ia64.c: Likewise.
6006 * cppexp.c: Likewise.
6007 * crtstuff.c: Likewise.
6008 * dbxout.c: Likewise.
6009 * dwarf2out.c: Likewise.
6010 * dwarfout.c: Likewise.
6011 * emit-rtl.c: Likewise.
6012 * except.c: Likewise.
6014 * final.c: Likewise.
6015 * frame-dwarf2.c: Likewise.
6016 * libgcc2.c: Likewise.
6017 * optabs.c: Likewise.
6018 * profile.c: Likewise.
6019 * sdbout.c: Likewise.
6020 * toplev.c: Likewise.
6021 * tradcif.y: Likewise.
6023 * varasm.c: Likewise.
6025 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6027 * builtins.c (expand_builtin_fputs): Use size_one_node when
6028 transforming into fwrite.
6030 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
6032 * extend.texi (Attribute Syntax): New section.
6034 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
6036 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
6037 they didn't need fixing.
6039 2001-01-27 Janis Johnson <janis@us.ibm.com>
6041 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
6043 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
6044 to remove macro definitions that are duplicated from elfos.h.
6046 2001-01-27 Richard Henderson <rth@redhat.com>
6048 * config/i386/sco5gas.h: Move ...
6049 * config/usegas.h: ... here.
6050 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
6052 2001-01-27 Jakub Jelinek <jakub@redhat.com>
6054 * c-typeck.c (struct constructor_stack): Add range_stack member.
6055 (really_start_incremental_init): Clear it.
6056 (push_init_level): Save constructor_range_stack and clear it if
6057 pushing explicit braces.
6058 (pop_init_level): abort if constructor_range_stack is non-zero at
6059 explicit closing brace. Restore saved constructor_range_stack if
6062 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
6064 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
6065 into register was forced into memory.
6067 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
6069 * Makefile.in: Remove uses of + before $(MAKE).
6071 2001-01-26 Richard Henderson <rth@redhat.com>
6073 * stmt.c (cost_table): Remove.
6074 (COST_TABLE, cost_table_initialized): New.
6075 (estimate_case_costs): Use the later instead of the former.
6076 (balance_case_nodes): Likewise.
6078 2001-01-26 Richard Henderson <rth@redhat.com>
6080 * alias.c (objects_must_conflict_p): Read-only slots may not
6081 conflict despite having the same type.
6083 2001-01-27 Michael Hayes <mhayes@redhat.com>
6085 * loop.c (loop_giv_reduce_benefit): Copy mode size into
6087 (check_ext_dependant_givs): Initialise u_start_val and
6089 (load_mems): Make last_max_reg unsigned.
6090 (try_swap_copy_prop): Use INSN_P and initialise set.
6092 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
6094 * README.AVR : Removed.
6096 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
6098 * pa-64.h (text_section): Remove declaration.
6100 * pa.md (return_internal): Remove mode on PIC register use.
6102 2001-01-25 lars brinkhoff <lars@nocrew.org>
6104 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
6105 ASM_CLOSE_PAREN): fix typos.
6107 2001-01-25 Mark Mitchell <mark@codesourcery.com>
6109 * acconfig.h: Define `const' to the empty string if neither
6110 __STDC__ nor __cplusplus is defined.
6111 * config.in: Regenerated.
6113 2001-01-25 David Edelsohn <edelsohn@gnu.org>
6115 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
6116 * collect2.c (main): Delete importf. Add ".obj" file extension.
6117 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
6118 (aix_std_libs): Add additional AIX libraries to skip.
6119 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
6120 * config/rs6000/aix51.h: New file.
6122 2001-01-25 Michael Hayes <mhayes@redhat.com>
6124 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
6125 (loop_insn_emit_before): No longer static.
6126 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
6127 (loop_givs_rescan, load_mems): Likewise.
6128 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
6129 (maybe_eliminate_biv_1):
6130 (move_movables): Replace emit_call_insn_before with
6131 loop_call_insn_hoist.
6132 * loop.h (loop_insn_emit_before): Add.
6133 * unroll.c (copy_loop_body): Replace emit_insn_before with
6134 loop_insn_emit_before.
6136 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
6138 * diagnostic.c (fatal): Request preprocessed source.
6140 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
6142 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
6143 olddecl has argument types and newdecl has none, use the argument
6146 2001-01-24 Ulrich Drepper <drepper@redhat.com>
6148 * dwarf2out.c (prefix_of): New function. Determine longest common
6149 prefix of the two arguments. The units are whole path components.
6150 (output_file_names): When adding a new directory find the one entry
6151 with the longest common prefix already in the list. Artificially
6152 generate entry if there is none for this prefix.
6153 Fix test to check whether the zeroth directory entry is used.
6155 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
6157 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
6158 Changed all callers. Take it into account when deciding if a
6159 previously loaded value matches.
6161 2001-01-24 Richard Henderson <rth@redhat.com>
6163 * reload.c (find_reloads_subreg_address): Fail the substitution
6164 if the resulting address is insufficiently aligned.
6166 2001-01-24 DJ Delorie <dj@redhat.com>
6168 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
6169 check the original operand's mode also.
6170 * simplify-rtx.c (simplify_ternary_operation): Ditto.
6172 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
6174 * c-parse.in (cast_expr): Move compound literals from here ...
6175 (primary): ... to here. Use standard terminology "compound
6176 literal" instead of "constructor expression".
6178 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
6180 * gcc.1, cpp.1: Regenerate.
6182 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
6184 * calls.c (emit_library_call_value_1): Memory slot for
6185 pass-by-reference argument should have the mode of the argument,
6186 not of the pointer to it.
6188 2001-01-24 Tom Tromey <tromey@redhat.com>
6190 * gcc.texi (G++ and GCC): Mention gcj manual.
6191 (Standards): Link to section of manual mentioning gcj/Java
6194 2001-01-24 Jakub Jelinek <jakub@redhat.com>
6196 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
6197 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
6198 * tradcpp.c (main): Add -imacros or -include'd dependencies
6200 * cpp.texi (-M, -MM): Document -M -include behaviour.
6202 2001-01-24 Roger Collins <roger@ProProject.com>
6204 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
6206 2001-01-24 Will Cohen <wcohen@redhat.com>
6208 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
6209 whether registers are 32 bits or 64 bits in size.
6211 2001-01-24 Ben Elliston <bje@redhat.com>
6213 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
6215 2001-01-24 Richard Henderson <rth@redhat.com>
6217 * config/alpha/alpha.md (builtin_longjmp_internal): New.
6218 (builtin_longjmp): Use it instead of emit_indirect_jump.
6220 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
6222 * bb-reorder.c (make_reorder_chain_1): Handle case where
6223 jump edge goes to the same block as the fallthru edge.
6225 2001-01-23 Jim Wilson <wilson@redhat.com>
6227 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
6228 * frame.h (__ia64_personality_v1): Add prototype.
6229 * libgcc2.c (ia64_throw_helper): Change personality declaration to
6230 prototype form. Add void * cast to first argument to personality
6232 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
6233 (asctoe113): Likewise.
6234 * config/ia64/frame-ia64.c: Include eh-common.h.
6235 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
6237 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
6239 (itanium_split_issue): Add prototype.
6240 (gen_nop_type): Ifdef out.
6241 (find_best_packet): Initialize best_packet.
6242 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
6244 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
6245 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
6246 (flushrs): Add explicit stop bit at end.
6247 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
6250 2001-01-23 Chris Demetriou <cgd@broadcom.com>
6252 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
6254 * libgcc2.c (__terminate_func): Make variable static.
6255 (__terminate_set_func): New function to set __terminate_func.
6256 * libgcc2.h (__terminate_func_ptr): New typedef.
6257 (__terminate_set_func): New function.
6259 2001-01-23 Richard Henderson <rth@redhat.com>
6261 * flow.c (init_propagate_block_info): Don't consider unchanging
6262 memories for dead frame store elimination.
6264 2001-01-23 Richard Henderson <rth@redhat.com>
6266 * varasm.c (UNIQUE_SECTION): Move default implementation ...
6267 * defaults.h: ... here.
6269 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6271 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
6273 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
6275 * c-lex.c (lex_charconst): Fix typo: s/p/str.
6277 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6279 * rs6000.h (rs6000_return_addr): Move prototype from here...
6280 * rs6000-protos.h (rs6000_return_addr): ...to here.
6281 (rs6000_init_expanders): Delete prototype.
6283 2001-01-23 Nick Clifton <nickc@redhat.com>
6285 * invoke.texi: Replace , with \, inside @gccoptlist macros.
6286 (Spec Files): Document %B and %j and %. and %v3 and %M and
6287 %{S*&T} spec switches.
6289 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6291 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
6293 2001-01-23 Chris Demetriou <cgd@sibyte.com>
6294 Neil Booth <neil@daikokuya.demon.co.uk>
6296 * cpperror.c: Merge handlers of PEDWARN and WARNING.
6297 Have -Werror make pedantic warnings errors, like the
6300 2001-01-23 Phil Edwards <pme@sources.redhat.com>
6302 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
6304 2001-01-23 Jakub Jelinek <jakub@redhat.com>
6306 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
6307 * integrate.c (expand_inline_function): Initialize them.
6308 (subst_constants): If changing COMPARE so that both its arguments
6309 will be VOIDmode and the comparison mode will be lost, note
6310 compare_mode. Use the recorded compare_mode to optimize
6313 2001-01-23 Jason Merrill <jason@redhat.com>
6315 * dwarf2out.c (new_die): Use xcalloc.
6316 (output_die): Abort rather than emit a local reference to offset 0.
6318 2001-01-17 Andrew Haley <aph@redhat.com>
6320 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
6321 of a saved register; return NULL instead.
6322 (copy_reg): Take a pointer to a source register rather than a
6324 (next_stack_level): Remember the address in the stack frame of all
6326 Use the saved register pointer array as the source of the CFA.
6327 (throw_helper): Rewrite. Unwind once rather than twice and keep
6328 track of saved registers as we go.
6330 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6332 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
6333 * c4x.c (c4x_legitimize_reload_address): Remove.
6334 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
6335 reload address for ldp(k) insn.
6337 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
6339 * pa.md (return_internal): Add a USE of the PIC register to ensure
6340 it is restored after each call.
6341 (return expander): Corresponding changes.
6343 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6345 * rs6000.h (INIT_EXPANDERS): Delete.
6346 (RETURN_ADDR_RTX): Call rs6000_return_addr().
6347 * rs6000.c (rs6000_override_options): Call *_machine_status from
6349 (rs6000_init_expanders): ...instead of here. Delete.
6350 (rs6000_mark_machine_status): New function.
6351 (rs6000_init_machine_status): Use xcalloc.
6352 (rs6000_return_addr): Generate RTX for the return address.
6353 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
6354 (rs6000_stack_info): Use it.
6356 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
6358 * gthr-win32.h: Include errno.h to get a declaration for
6359 EINVAL and _mingw.h if the target is mingw32.
6361 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
6363 * cpp.texi: Correct typos.
6365 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6367 * explow.c (probe_stack_range): Ensure value passed to
6368 stack_check_libfunc is ptr_mode, not Pmode.
6370 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
6372 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
6373 case, don't use operand_subword to calculate a SUBREG that is
6376 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
6378 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6380 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
6381 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
6382 valid. If not replace it by equivalent insns.
6384 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6386 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
6387 contains SYMBOL_REF, LABEL_REF and CONST_INT.
6388 (c4x_U_constraint, symbolic_address_operand): Likewise.
6389 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
6391 (c4x_r11_set_p, c4x_check_laj_p): New functions.
6392 * c4x-protos.h (c4x_check_laj_p): Add prototype.
6393 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
6394 anulling slot because of silicon bug.
6395 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
6397 2001-01-22 Alan Modra <alan@linuxcare.com.au>
6399 * cppexp.c (parse_charconst): Change `mask' type to agree
6402 2001-01-21 Richard Henderson <rth@redhat.com>
6404 * config/i386/i386.c (ix86_asm_file_end): Disable putting
6405 pic_label_name in a linkonce section.
6407 2001-01-17 Philipp Thomas <pthomas@suse.de>
6409 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
6411 * configure: Regenerate.
6413 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
6415 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
6416 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
6418 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
6420 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
6421 If REVERSE nonzero then condition code in X must be reversed.
6422 (encode_section_info): Optimise if/else.
6423 (avr_function_value): Fix formatting.
6425 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
6426 (difficult_branch): Likewise.
6427 (rvbranch): Likewise.
6428 (difficult_rvbranch): Likewise.
6430 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
6432 * config/avr/libgcc.S: Fix comment.
6434 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
6436 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
6438 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
6440 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
6442 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
6444 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
6445 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
6446 * configure, config.in: Regenerate.
6447 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
6448 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
6449 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
6450 (doprint.o): New rule.
6452 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
6454 * c-typeck.c (digest_init): Handle boolean types as scalars.
6456 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6458 * stmt.c (expand_return): Don't return anything if size is zero.
6459 Delete redundant assignment to BYTES.
6460 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
6462 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
6464 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
6465 the same as the default library function names.
6466 * config/avr/avr.md: Document special characters after '%'.
6467 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
6468 knowing which of the call-used registers are really clobbered.
6469 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
6470 New. Both quotient and remainder from one libgcc.S call.
6471 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
6472 clobber as few registers as possible.
6473 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
6475 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
6477 * cppmacro.c (funlike_invocation_p): Don't move back up to the
6478 context of the top of the stack.
6480 2001-01-20 Jakub Jelinek <jakub@redhat.com>
6482 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
6483 (fixup_var_refs_insns): ...here.
6485 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
6487 * function.c (fixup_var_refs_insns): Break up into
6488 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
6489 [loop over entire insn list], and fixup_var_refs_insns_with_hash
6490 [loop over hash table entries].
6491 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
6492 fixup_var_refs_insns_with_hash, to match above changes.
6494 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
6496 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
6497 (libgcc.a): Likewise.
6498 (stmp-multilib): Likewise.
6499 (STAGE2_FLAGS_TO_PASS): Likewise.
6501 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
6503 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
6504 temporary if no_new_pseudos.
6506 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
6508 * cppinternals.texi: Update.
6510 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
6512 * arm.c (arm_init_builtins): Re-enable builtins.
6514 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6516 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
6517 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
6518 element to be null, and always expect an EXPR_LIST.
6519 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
6520 * sched-deps.c (sched_analyze_1): Likewise.
6521 * sched-rgn.c (check_live_1, update_live_1): Likewise.
6523 * regclass.c (max_set_parallel): New variable.
6524 (reg_scan): Take it into account in computation of max_parallel.
6525 (reg_scan_mark_refs, case SET): Compute it.
6527 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
6529 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
6530 * function.c (assign_parms): Use INTVAL for a CONST_INT.
6532 2001-01-19 Jason Merrill <jason@redhat.com>
6534 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
6535 for the abstract instance of an inline function.
6537 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
6538 J"orn Rennecke <amylaar@redhat.com>
6540 * reload1.c (move2add_note_store): Treat all registers directly or
6541 indirectly derived from a base register as members of the same set
6543 (reload_cse_move2add): Adjust accordingly. Take mode and offset
6544 of base register into account.
6546 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
6548 * alias.c (find_base_value): Recognize TRUNCATE.
6549 (record_set): In PLUS case, invalidate if other summand is also a
6552 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6554 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
6555 entry to be EXPR_LIST.
6556 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
6557 be an EXPR_LIST (but not null, which other code doesn't allow).
6558 (note_stores): Properly handle PARALLEL in SET.
6559 Recursively call for top-level PARALLEL.
6560 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
6561 * sched-rgn.c (check_live_1, update_live_1): Likewise.
6563 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
6565 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
6567 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
6568 not pfile->skipping (== 0).
6570 2001-01-17 Nick Clifton <nickc@redhat.com>
6572 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
6575 2001-01-17 Jim Wilson <wilson@redhat.com>
6577 * invoke.texi (IA-64 options): Improve.
6579 2001-01-17 Tom Tromey <tromey@redhat.com>
6581 * invoke.texi (Optimize Options): Use `{}' to around @samp
6584 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
6586 * invoke.texi (-fno-guess-branch-probability): New option.
6588 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6590 * combine.c (try_combine): Don't set i3_subst_into_i2 for
6591 case of making new double-word constant.
6592 Revert last change: instead just test i3_subst_into_i2.
6594 2001-01-17 Jakub Jelinek <jakub@redhat.com>
6596 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
6597 Use q constraints instead of r.
6599 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
6601 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
6602 (machine_function): Define.
6603 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
6604 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
6605 pa_free_machine_status): New functions.
6606 (override_options): Set {init,mark,free}_machine_status to above.
6607 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
6608 PIC_OFFSET_TABLE_REGNUM_SAVED.
6609 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
6610 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
6611 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
6612 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
6613 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6615 2001-01-15 DJ Delorie <dj@redhat.com>
6617 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
6621 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6623 * flow.c (propagate_on_insn): Make trying to delete a prologue
6624 or epilogue insn an ICE, not a warning. Allow doing this if
6625 the current function returns with stack pointer depressed.
6627 * combine.c (try_combine): If i3_subst_into_i2, properly check for
6628 I3 having more than one SET.
6630 2001-01-16 Jim Wilson <wilson@redhat.com>
6632 * invoke.texi: Document IA-64 options.
6634 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
6635 (fixup_errata): Delete TARGET_A_STEP use.
6636 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
6637 (TARGET_SWITCHES): Delete -ma-step option.
6638 * config/ia64/ia64.md (all FP patterns): Delete %B0.
6639 (movqicc_astep, movqi_internal_astep, movhicc_astep,
6640 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
6641 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
6642 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
6643 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
6645 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
6646 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
6647 cmovsi_internal): Delete ! TARGET_A_STEP check.
6649 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6651 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
6652 possibility to report bugs via postal mail. Change a URL and
6653 merge in a nearly duplicate statement...
6654 (Bug Reporting): ...from here.
6655 (Service): Refer to the Bug Reporting section instead of
6657 (Contributing): Remove trivial explanations concerning snapshots.
6659 2001-01-16 Alan Modra <alan@linuxcare.com.au>
6661 * cppmain.c (general_init): Don't use ANSI prototype.
6663 2001-01-16 Tom Tromey <tromey@redhat.com>
6665 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
6667 2001-01-16 Richard Henderson <rth@redhat.com>
6669 * config/i386/i386.h: Fix comment typo.
6670 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
6671 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
6673 2001-01-16 Phil Edwards <pme@sources.redhat.com>
6675 * gcc.c: Revert previous -fsyntax-only-related change; move
6678 2001-01-16 Jakub Jelinek <jakub@redhat.com>
6680 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
6681 inmode after checking GET_CODE (op).
6683 2001-01-16 Richard Henderson <rth@redhat.com>
6685 * flow.c (struct propagate_block_info): Add mem_set_list_len.
6686 (MAX_MEM_SET_LIST_LEN): New.
6687 (propagate_one_insn): Update mem_set_list_len.
6688 (invalidate_mems_from_autoinc): Likewise.
6689 (invalidate_mems_from_set): Likewise.
6690 (mark_used_regs): Likewise.
6691 (init_propagate_block_info): Likewise. Stop collecting memories
6692 when we reach MAX_MEM_SET_LIST_LEN.
6693 (mark_set_1): Likewise.
6695 2001-01-16 Richard Henderson <rth@redhat.com>
6697 * unroll.c (precondition_loop_p): Fail if no iteration
6700 2001-01-16 Phil Edwards <pme@sources.redhat.com>
6702 * gcc.c: When -fsyntax-only is given, do not complain about
6705 2001-01-15 Richard Henderson <rth@redhat.com>
6707 * config/i386/i386.c (asm_output_function_prefix): Remove.
6708 (ix86_asm_file_end): New.
6709 (load_pic_register): Generate pic_label_name into a
6710 staticly allocated buffer.
6711 * config/i386/i386-protos.h: Update.
6712 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
6713 (ASM_FILE_END): New.
6714 * config/i386/i386afe.h: New file.
6715 * config.gcc (i?86-*-elf) [tm_file]: Use it.
6716 (i?86-*-{freebsd,linux*,moss*}): Likewise.
6717 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
6718 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
6719 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
6720 * config/i386/sco5.h (ASM_FILE_END): Likewise.
6721 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
6723 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6725 * Makefile.in (install-man): Remove explicit dependency on
6728 * configure.in, configure: Revert previous patch requiring perl
6731 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
6733 * toplev.c (flag_guess_branch_prob): New.
6734 (f_options): Add guess-branch-probability option.
6735 (rest_of_decl_compilation): Only estimate branch probability if
6737 (main): set flag_guess_branch_prob.
6739 * flags.h (flag_guess_branch_prob): New.
6741 2001-01-15 DJ Delorie <dj@redhat.com>
6743 * gcc.texi (Makefile): Add documentation for Makefile targets.
6745 2001-01-15 Philip Blundell <philb@gnu.org>
6747 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
6749 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
6750 (is_pic): Delete declaration.
6751 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
6752 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
6753 * config/arm/arm.md (builtin_setjmp_receiver): New.
6755 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
6757 * arm.c (use_return_insn): Don't try to determine the function type
6758 until after reload has completed.
6759 (arm_output_epilogue): Don't adjust the sp value recovered from the
6761 (emit_multi_reg_push): Don't record dwarf information for the pc.
6762 * arm.md (eh_epilogue): The function type may have changed, so it
6763 needs to be recalculated.
6764 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
6765 unwind tables on arm/netbsd.
6767 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
6769 * arm.md (cbranchsi4): Correct calculation of branch ranges.
6770 (negated_cbranchsi4): Likewise.
6772 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
6774 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
6775 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
6776 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
6777 pass -mapcs-* options to assembler.
6778 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
6779 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
6780 (ASM_SPEC): Call subtarget_extra_asm_spec.
6782 2001-01-15 Andreas Jaeger <aj@suse.de>
6784 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
6786 (ix86_expand_builtin): Likewise.
6788 * gencodes.c (output_predicate_decls): Make i size_t to avoid
6789 warning about comparison between signed and unsigned.
6791 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
6793 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
6795 2001-01-14 Ralf Baechle <ralf@gnu.org>
6797 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
6798 SUBTARGET_CPP_SPEC apropriatly.
6800 2001-01-12 Mark Mitchell <mark@codesourcery.com>
6802 * varasm.c (make_decl_rtl): Fix typo in last change.
6804 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
6806 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
6807 linker supports the init_priority C++ attribute.
6808 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
6809 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
6810 linker does not support init_priority C++ attribute.
6812 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
6814 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
6816 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
6818 * c-parse.in (finish_parse): Add comment about cpp_destroy.
6819 * cp/lex.c (finish_parse): Similarly.
6820 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
6821 Return the number of errors encountered.
6822 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
6823 * cppmain.c (main): Don't call cpp_destroy.
6825 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
6827 * configure.in: Require at least perl 5.6.0 to regenerate
6829 * configure: Regenerate.
6831 2001-01-14 Richard Henderson <rth@redhat.com>
6833 * genrecog.c (DT_veclen_ge): New.
6834 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
6835 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
6836 (nodes_identical_1): Handle DT_veclen_ge.
6837 (write_cond, debug_decision_2): Likewise.
6839 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
6841 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
6843 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
6845 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
6847 * cppmain.c (do_preprocessing): New function; most of the old
6849 (main): Call it to do most of the work.
6850 (cb): Move from global scope to set_callbacks ().
6851 (setup_callbacks): Get the callback pointer.
6852 (general_init, printer_init): Clean up code and comments.
6854 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
6856 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
6859 2001-01-14 Kazu Hirata <kazu@hxi.com>
6861 * config/h8300/h8300.c (get_shift_alg): Update comments.
6863 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6865 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
6866 (alloc_page, ggc_alloc): Add casts to remove warnings.
6868 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
6870 * combine.c (simplify_comparison): Don't change `code' when
6871 can't reverse comparison.
6873 2001-01-14 Richard Henderson <rth@redhat.com>
6875 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
6876 update all call sites. Return true for all non-label constants.
6878 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
6880 * i386.c (ix86_expand_compare): Add bypass_test and second_test
6882 (ix86_expand_branch): Update.
6883 (ix86_expand_setcc): Update to handle multiple test conditions.
6884 (expand_int_movcc): Likewise.
6885 (expand_fp_movcc): Likewise.
6886 * i386-protos.h (ix86_expand_compare): New.
6887 * i386.md (andqi_?_slp, orqi_?_slp): New.
6888 (conditional trap expander): Update call to ix86_expand_compare.
6890 2001-01-14 Richard Henderson <rth@redhat.com>
6892 * config/vax/vax.md: Use nonimmediate_operand instead of
6893 general_operand in destinations.
6895 * config/vax/vax.md (indirect_jump): Use register_operand.
6897 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
6898 * config/vax/vax.md (call_pop): Turn into an expander.
6899 (call_value_pop): Likewise.
6900 (call, call_value): New.
6902 2001-01-14 Andreas Jaeger <aj@suse.de>
6904 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
6906 (ix86_fp_compare_mode): Add unused attribute.
6907 (ix86_expand_fp_movcc): Remove unused variable.
6908 (ix86_expand_builtin): Make fcode unsigned.
6910 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
6911 (expand_expr): Add cast to avoid signed warning.
6912 (store_field): Likewise.
6913 (store_constructor_field): Likewise.
6914 (store_constructor): Likewise.
6915 (store_expr): Likewise.
6916 (clear_storage): Likewise.
6917 (emit_group_store): Likewise.
6918 (emit_group_load): Likewise.
6920 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
6922 * c-common.c: Move format checking code to ...
6923 * c-format.c: ... here. New file. Reorder some functions and
6925 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
6927 * c-common.h (decl_handle_format_attribute,
6928 decl_handle_format_arg_attribute): Declare.
6929 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
6930 (c-common.o): Adjust dependencies.
6931 (c-format.o): New list of dependencies.
6933 2001-01-13 Jakub Jelinek <jakub@redhat.com>
6935 * unroll.c (loop_iterations): If we cannot prove iteration variable
6936 is set once in each iteration, punt.
6938 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
6940 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
6941 (*strlenhi): Remove clobber (which was buggy) of output address.
6943 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
6945 * Makefile.in (generated-manpages): Add gcc.1
6946 ($(srcdir)/gcc.1): New target.
6947 (maintainer-clean): Delete $(srcdir)/gcc.1.
6948 * gcc.texi: Add macros @gccoptlist and @gol.
6949 * invoke.texi: Include option summary in manpage. Mark up option
6950 summary with @gccoptlist and @gol. Use @r in one place where
6952 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
6953 * gcc.1: Generate from invoke.texi.
6955 2001-01-13 Richard Henderson <rth@redhat.com>
6957 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
6958 (struct page_entry): Add group member.
6959 (struct page_group): New.
6960 (struct globals): Add page_groups member.
6961 (alloc_anon): Only define for using mmap; remove valloc call.
6962 (page_group_index): New.
6963 (set_page_group_in_use): New.
6964 (clear_page_group_in_use): New.
6965 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
6966 (free_page, release_pages): Likewise.
6967 * configure.in (with-gc): Default to ggc-page always.
6969 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
6971 * reload1.c (replace_pseudos_in_call_usage): Use
6972 reg_equiv_constant and reg_equiv_address, and don't try
6973 regno_reg_rtx first.
6975 2001-01-13 Richard Henderson <rth@redhat.com>
6977 * ggc-page.c (alloc_page): Round up allocation size to one page.
6978 Set e->order on extra pages.
6980 2001-01-13 Richard Henderson <rth@redhat.com>
6982 * genrecog.c (nodes_identical): Expand commentary.
6983 (write_switch): Watch out for identical nodes.
6985 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6987 * cppfiles.c (_cpp_fake_include): New function.
6988 * cpphash.h (_cpp_fake_include): New.
6989 * cpplib.c (do_line): Call _cpp_fake_include when entering
6990 header files in preprocessed input.
6991 * cppmain.c (cb_pragma_implementation): Remove handling.
6992 (setup_callbacks): Don't register pragmas.
6994 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6996 * extend.texi: Udate for CPP.
6998 2001-01-13 Andreas Jaeger <aj@suse.de>
7000 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
7002 * regmove.c: Add prototype for replace_in_call_usage.
7004 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
7006 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
7007 struct cpp_chunk, struct htab, struct toklist,
7008 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
7009 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
7010 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
7011 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
7012 (struct macro_args): Delete.
7013 * cpphash.h: See above.
7015 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
7017 * cppmain.c (struct printer): Remove no_line_dirs.
7019 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
7020 : Use options rather than CPP_OPTION.
7021 (setup_callbacks): Use cb rather than pfile->cb.
7022 (main): No need to check for a buffer. Use cpp_errors.
7023 (printer_init): Don't set no_line_dirs.
7024 (maybe_print_line): Use options not no_line_dirs.
7025 (cb_file_change): Don't call print_line if -P.
7027 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
7029 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
7031 * c-parse.in (finish_parse): Use cpp_errors.
7032 (__yylex): Use return value of cpp_pop_buffer.
7033 * cp/lex.c (finish_parse): Use cpp_errors.
7034 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
7036 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
7038 * README.AVR: URLs corrected.
7040 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7042 * c-decl.c (start_function): Don't warn if old prototype is builtin
7043 that's not in C's namespace.
7044 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
7045 (_bb): Add prototype for ctime.
7046 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
7048 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
7050 * i386.c (ix86_fp_comparison_arithmetics_cost,
7051 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
7052 ix86_fp_comparison_cost): New functions.
7053 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
7054 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
7055 two-branch sequences; make static.
7056 (ix86_use_fcomi_compare): Do decision according to the costs.
7057 (split_fp_branch): New.
7058 * i386.md (compare-and-branch patterns): Use split_fp_branch.
7059 * i386-protos.h (ix86_expand_fp_compare): Remove
7060 (ix86_split_fp_branch): Declare.
7062 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
7063 and ix86_comparison_operator.
7065 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
7068 * i386.c (put_condition_code): Output properly the unordered/ordered
7069 compares in fp case.
7070 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
7072 * tm.texi (REVERSE_CONDITION): Document.
7073 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
7074 in -ffast-math mode.
7075 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
7077 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
7079 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
7081 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
7084 * config/sh/sh.c (mova_p): Fix test for mova_const.
7086 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
7088 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
7089 cpp_get_options rather than dereferencing pfile and using
7091 * scan-decls.c (scan_decls): Use return value of
7092 cpp_pop_buffer rather than CPP_BUFFER.
7094 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
7096 * cppinit.c (cpp_handle_option): help_only is now part of the
7097 cpp_options structure.
7098 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
7099 cpp_set_callbacks): New functions.
7100 * cpplib.h (cpp_callbacks): Break out as a named structure.
7101 (cpp_options): Move help_only here from cpp_reader.
7102 (CPP_FATAL_ERRORS): Update to use cpp_errors.
7103 (cpp_errors, cpp_get_options, cpp_get_callbacks,
7104 cpp_set_callbacks): New prototypes.
7105 * cppmain.c (main): Update for help_only.
7107 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
7109 * Makefile.in (info, maintainer-clean, install-info, uninstall):
7110 Also build and remove and install and uninstall c-tree.info and
7112 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
7113 ($(srcdir)/cppinternals.info): New target.
7114 * c-tree.texi: Change file name used when makeinfo used without -o
7115 from ir.info to c-tree.info. Add info directory entry.
7116 * cppinternals.texi: Add info directory entry.
7117 * .cvsignore: Update.
7119 2001-01-12 Jakub Jelinek <jakub@redhat.com>
7121 * c-typeck.c (store_init_value): Don't require constant initializer
7122 elements with -pedantic -std=c99.
7123 (digest_init): Change error about non-constant initializer elements
7125 (constructor_range_end): Remove.
7126 (constructor_incremental, designator_depth,
7127 designator_errorneous): New variables.
7128 (struct constructor_stack): Remove range_end, add incremental.
7129 (struct constructor_range_stack, constructor_range_stack): New.
7130 (struct initializer_stack): Add constructor_range_stack.
7131 (finish_init): Set it.
7132 (start_init): Likewise. require_constant_elements for non-static
7133 trees only if not flag_isoc99.
7134 (really_start_incremental_init): Remove constructor_range_end, add
7135 constructor_incremental.
7136 (pop_init_level): Likewise.
7137 (push_init_level): Likewise. If implicit and the subobject had some
7138 value set already, preinitialize the level with it.
7139 Warn about missing braces only if not pushing due to designators.
7140 (set_designator, push_range_stack): New functions.
7141 (set_init_label): Use them.
7142 (set_init_index): Likewise. Remove constructor_range_end.
7143 Error if designator index is outside of array bounds.
7144 (add_pending_init): Compare values of purpose index trees, not the
7145 trees themselves. Allow overwriting of already initialized element.
7146 Issue a warning if it had side-effects.
7147 (set_nonincremental_init, set_nonincremental_init_from_string): New
7149 (pending_init_member): Rename to...
7150 (find_init_member): ...this function. Call set_nonincremental_init
7151 if necessary. Compare values of purpose index trees, not the trees
7152 themselves. Return the actual value, not just non-zero if something
7154 (output_init_element): Remove checks for duplicates.
7155 If field has zero size, only check the initializer for correctness.
7156 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
7157 if constructor_incremental is zero. Change error about initializers
7158 not computable at load time into pedwarn.
7159 (output_pending_init_elements): Compare bit positions, not
7160 FIELD_DECLs to take into account zero-sized fields.
7161 (process_init_element): Use constructor_range_stack to fill all
7162 ranges in the designator lists from current level up.
7163 * extend.texi: Update documentation for labeled elements.
7165 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
7167 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
7168 to function usage for arguments passed by reference. Optimize
7169 callee-copied arguments.
7170 * regmove.c (replace_in_call_usage): New function.
7171 (fixup_match_1): Call it.
7172 * cse.c (cse_insn): Canonicalize registers in function usage.
7173 * reload1.c (replace_pseudos_in_call_usage): New function.
7176 * Makefile.in: Reverted yesterday's wrong patch. Installed the
7179 2001-01-12 Jakub Jelinek <jakub@redhat.com>
7181 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
7184 2001-01-12 DJ Delorie <dj@redhat.com>
7186 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
7187 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
7190 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
7192 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
7193 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
7194 -std options alongside references to -ansi. Update some
7195 documentation for C99.
7196 * cpp.1: Regenerate.
7198 2001-01-12 Andreas Jaeger <aj@suse.de>
7200 * haifa-sched.c (restore_line_notes): Remove argument block B
7202 * sched-ebb.c (schedule_ebb): Change caller.
7203 * sched-rgn.c (schedule_region): Likewise.
7204 * sched-int.h (restore_line_notes): Adjust prototype.
7206 * loop.h: Remove wrong declaration of doloop_condition_get.
7208 2001-01-12 Phil Edwards <pme@sources.redhat.com>
7210 * extend.texi: Move C++-extension-related node from the C section
7211 into the C++ section.
7213 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
7215 * extend.texi: Refer to an array of pointers to functions instead
7216 of one of functions.
7218 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
7219 Jan Hubicka <jh@suse.cz>
7221 * combine.c (reversed_comparison): Fix typo in last patch.
7223 (combine_reversed_comparison_code): Make static to follow
7224 prototype declaration.
7226 2001-01-12 Phil Edwards <pme@sources.redhat.com>
7228 * install.texi: Remove misplaced duplicate entry.
7230 2001-01-11 Ulrich Drepper <drepper@redhat.com>
7232 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
7234 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
7236 * final.c: (leaf_function_p): Fix typo.
7238 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
7240 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
7241 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
7243 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
7244 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
7245 mmap_anon, and valloc is available.
7246 * ggc-page.c: Restructure ifdef logic to match new autoconf
7247 spec. Don't throw away the test page in init_ggc.
7249 * configure, config.in: Regenerate.
7251 2001-01-12 Michael Hayes <mhayes@redhat.com>
7253 * loop.h (total_biv_increment): Constify iv_class pointer.
7254 (struct induction): Replace `mem_mode' with `mem' rtx.
7255 * unroll.c (total_biv_increment): Constify iv_class pointer.
7256 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
7257 (find_mem_givs, combine_givs_p): Likewise.
7258 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
7260 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
7262 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
7264 (__gthread_getspecific): Ditto.
7266 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
7268 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
7269 put_condition_code): Convert fp comparison codes to integer
7271 (ix86_expand_fp_compare): Postnote the fp comparison code converison
7274 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
7275 * i386-protos.h (no_comparison_operator): Kill.
7277 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
7279 * combine.c (REVERSIBLE_CC_MODE): Remove.
7280 (reversible_comparison_p): Remove.
7281 (combine_reversed_comparison_code): New.
7282 (reversed_comparison): New.
7283 (combine_simplify_rtx): Use
7284 combine_reversed_comparison_code/reversed_comparison instead
7285 of reversible_comparison_p.
7286 (simplify_if_then_else): Likewise.
7287 (simplify_set): Likewise.
7288 (simplify_logical): Likewise.
7289 (if_then_else_cond): Likewise.
7290 (known_cond): Likewise.
7291 (simplify_comparison): Likewise.
7293 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
7295 * builtins.c (std_expand_builtin_va_start): Handle varargs when
7296 sizeof (int) is larger than sizeof(__word__).
7298 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
7300 * cppinit.c (do_includes): Fix typo.
7302 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7304 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
7305 in S_REGS does not occur because not all sources are possible
7306 when a S_REGS is a destination (sometimes needs a clobber).
7307 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
7308 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
7309 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
7310 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
7311 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
7312 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
7313 (lshrdi_const1, lshrsi3_const16): Likewise.
7314 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
7315 (*movhi_68hc12, *movqi_68hc12): Likewise.
7316 (movstrictqi): Make sure reloading in D_REGS as a destination
7319 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
7321 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
7323 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
7325 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
7326 -D, -U and -A, and don't initialize the builtins.
7327 (do_includes): Error if -include or -imacros with -fpreprocessed.
7328 * cppmain.c (cb_define, cb_undef): Unconditionally process
7330 * tradcpp.c (main): Fix typo.
7332 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
7334 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
7335 (read_name_map): Use IS_ABSOLUTE_PATH.
7336 * tradcpp.c (get_filename): Likewise.
7338 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7340 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
7341 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
7342 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
7343 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
7344 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
7345 (cmphi_z_used): Don't use '@' for the output.
7346 (tstqi_z_used): Likewise.
7347 (cmpqi_z_used): Likewise.
7348 (one_cmplsi2): Likewise.
7350 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
7352 * config/sh/sh.c (barrier_align): Recognize branch around far
7353 branch and redundant insn.
7355 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
7357 * invoke.texi: Restore documentation of the drivers' switches -MD
7360 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
7362 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
7364 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
7365 check-objc//%): Support parallel testing of multilibs.
7366 (TESTSUITEDIR): Set to testsuite by default, but override for
7368 (check-gcc, check-g++, check-g77, check-objc): Enter
7371 2001-01-11 Bernd Schmidt <bernds@redhat.com>
7373 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
7374 * sched-deps.c (deps_may_trap_p): Likewise.
7375 * basic-block.h: Remove a comment.
7376 * flow.c (PROP_POSTRELOAD): Remove.
7377 (update_life_info): Don't add it to prop_flags.
7378 (mark_set_1): Lose the code that was enabled by it.
7380 2001-01-11 Michael Hayes <mhayes@redhat.com>
7382 * flow.c (flow_call_edges_add): New.
7383 * basic_block.h (flow_call_edges_add): New.
7385 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
7387 * reload1.c (move2add_note_store): Update reg_set_luid even if
7388 base reg remains the same.
7390 2001-01-10 Nick Clifton <nickc@redhat.com>
7392 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
7393 machine_function structure to zero.
7394 Add prototypes for machine_status functions.
7396 2001-01-10 Mark Mitchell <mark@codesourcery.com>
7398 * c-common.h (CTI_VOID_LIST): Remove.
7399 (void_list_node): Likewise.
7400 * tree.h (TI_VOID_LIST_NODE): New enumeral.
7401 (void_list_node): New macro.
7402 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
7403 * config/i386/i386.c (ix86_init_builtins): Likewise.
7404 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
7406 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
7408 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
7409 * cppinit.c (cpp_start_read): Update comment, remove unneeded
7411 * tradcpp.c: Include mkdeps.h.
7412 (deps, print_deps_phony_targets, deps_append, output_deps,
7413 init_dependency_output, output_deps): New.
7414 (deps_buffer, deps_allocated_size, deps_size, deps_column,
7415 deps_output): Delete.
7416 (print_deps_missing_files): Rename deps_missing_files.
7417 (inhibit_output): Make global.
7418 (main): Delete inhibit_output, deps_stream, deps_target.
7419 Use mkdeps functionality in the same way as cpplib. Remove
7420 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
7421 -M and -MM. Remove old handling of deps via deps_out, and
7422 old reading of environment variables.
7423 (get_filename): Update to use deps_add_dep.
7425 2001-01-10 Mark Mitchell <mark@codesourcery.com>
7427 * output.h (make_function_rtl): Remove prototype.
7428 (make_decl_rtl): Likewise.
7429 * varasm.c (make_function_rtl): Remove.
7430 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
7431 than from a third parameter.
7432 * tree.h (make_decl_rtl): Remove last parameter.
7433 * c-decl.c (builtin_function): Remove last argument in call to
7434 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
7435 (start_function): Likewise.
7436 * except.c (call_get_eh_context): Likewise.
7437 * expr.c (emit_block_move): Likewise.
7438 (clear_storage): Likewise.
7439 * profile.c (output_func_start_profiler): Likewise.
7440 * toplev.c (rest_of_decl_compilation): Likewise.
7441 * objc/objc-act.c (create_builtin_decl): Likewise.
7442 (synth_module_prologue): Likewise.
7443 (generate_static_reference): Likewise.
7444 (build_selector_reference_decl): Likewise.
7445 (build_class_reference_decl): Likewise.
7446 (build_objc_string_decl): Likewise.
7447 (build_protocol_reference): Likewise.
7449 2001-01-10 Richard Henderson <rth@redhat.com>
7451 * hwint.h: Revert yesterday's change.
7453 2001-01-10 Nick Clifton <nickc@redhat.com>
7455 * function.h (save_machine_status): Delete.
7456 (restore_machine_status): Delete.
7457 Amend comment describing {init|mark|free}_machine_status.
7459 * function.c (save_machine_status): Delete.
7460 (restore_machine_status): Delete.
7461 Amend comment describing {init|mark|free}_machine_status.
7462 (push_function_context_to): Remove invocation of
7463 save_machine_status.
7464 (pop_function_context_from): Remove invocation of
7465 restore_machine_status.
7467 * emit-rtl.c (init_emit_once): Amend comment describing
7468 {init|mark|free}_machine_status.
7470 * tm.texi (Per-Function Data): New node. Describe the
7471 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
7474 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
7476 * cppinit.c (OPT_g): Remove.
7477 (cpp_handle_option): Update for removed -g3.
7478 (print_help): Update.
7479 * cpplib.h (struct cpp_options): Remove debug_output.
7480 * cppmain.c (setup_callbacks, cb_define): Update.
7481 * gcc.c (cpp_options): Translate -g3 to -dD.
7483 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
7485 * config/i960/i960.md: Change modifier to + on the zero_extract
7486 pattern after the (rotate -2 reg) canonicalization pattern.
7488 2001-01-10 Richard Henderson <rth@redhat.com>
7490 * config/alpha/alpha.c (alpha_free_machine_status): New.
7491 (override_options): Install it.
7492 (alpha_mark_machine_status): Verify machine non-null.
7493 * config/i386/i386.c (ix86_free_machine_status): New.
7494 (override_options): Install it.
7495 (ix86_init_machine_status): Use xcalloc.
7496 (ix86_mark_machine_status): Verify machine non-null.
7497 * config/ia64/ia64.c (ia64_free_machine_status): New.
7498 (ia64_override_options): Install it.
7499 (ia64_mark_machine_status): Verify machine non-null.
7501 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
7503 * function.c (instantiate_virtual_regs): Instantiate virtual
7504 registers found in CALL_INSN_FUNCTION_USAGE.
7506 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7508 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
7509 equivalent to -ansi in disabling -Di386.
7511 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
7513 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
7515 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
7517 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
7519 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
7521 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7523 * invoke.texi: Document that -fcond-mismatch isn't supported for
7526 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7528 * gcc.texi: Define macro gcctabopt.
7529 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
7530 @command, @env and @option in some places where appropriate. Use
7531 @gcctabopt where appropriate. Put URLs and email addresses inside
7534 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
7536 * gcc.c (cpp_options): Set MD file name from output
7537 filename, if specified.
7538 (suffix_subst): New static variable.
7539 (do_spec): Clear it.
7540 (do_spec_1, case '.'): Handle new `%.suffix' spec.
7542 (give_switch): Handle suffix_subst.
7544 2001-01-10 Phil Edwards <pme@sources.redhat.com>
7546 * invoke.texi: Fix another typo.
7548 2001-01-10 Phil Edwards <pme@sources.redhat.com>
7550 * invoke.texi: Fix typo.
7552 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
7554 * c-lang.c (lang_hooks): Update.
7555 (lang_decode_option): Remove.
7556 (lang_init_options): Rename c_init_options.
7557 * toplev.c (main): Use lang_hooks for lang_init_options
7558 and lang_decode_option.
7559 * toplev.h (lang_hooks): Add 2 new hooks.
7560 * tree.h: Remove lang_init_options and lang_decode_option.
7561 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
7562 * cp/decl2.c: Similarly.
7563 * cp/lex.c (lang_init_options): Rename cxx_init_options.
7564 (lang_hooks): Update.
7565 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
7567 (lang_init_options): Rename ffe_init_options.
7568 (lang_hooks): Update.
7569 (lang_decode_option): Remove.
7570 * java/lang.c (lang_init_options): Rename java_init_options.
7571 (lang_decode_option): Rename java_decode_option.
7572 (lang_hooks): Update.
7573 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
7574 (lang_decode_option): Rename objc_decode_option.
7575 (lang_hooks): Update.
7577 2001-01-09 Nick Clifton <nickc@redhat.com>
7579 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
7580 (d30v_return_addr_rtx): Delete.
7581 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
7582 cfun->machine structure.
7583 (struct machine_function): Move to d30v.h
7584 (d30v_save_machine_status): Delete.
7585 (d30v_restore_machine_status): Delete.
7586 (d30v_init_machine_status): New Function.
7587 (d30v_mark_machine_status): New Function.
7588 (d30v_free_machine_status): New Function.
7589 (d30v_init_expanders): Use new functions.
7590 (d30v_return_addr): Use ra_rtx field in cfun->machine.
7591 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
7592 d30v_return_addr_rtx.
7594 * config/d30v/d30v.h (struct_machine): Move here.
7595 Add eh_epilogue_sp_ofs field.
7597 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
7598 field in cfun->machine structure.
7600 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
7602 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
7603 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
7604 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7606 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
7608 * objc/lang-options.h: Remove bogus reference to
7611 2001-01-09 Kazu Hirata <kazu@hxi.com>
7613 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
7616 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
7618 * reload.c (find_reloads_address): Check for eliminable registers
7619 when substituting a constant expression for a pseudo.
7621 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
7623 * c-common.c (enum format_type): Add format_type_error.
7624 (decode_format_type): New function.
7625 (decl_attributes): Use it.
7626 (format_kind_info): Adjust comment.
7628 2001-01-09 David O'Brien <obrien@BSDi.com>
7630 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
7631 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
7633 * config/i386/gnu.h: Don't include required platform specific .h files,
7634 tm.h will do it instead.
7635 * config/i386/i386elf.h: Likewise.
7636 * config/i386/linux.h: Likewise.
7637 * config/i386/moss.h: Likewise.
7638 * config/mips/gnu.h: Likewise.
7640 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7642 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
7643 (rs6000-ibm-aix3.[01]*): Likewise.
7644 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
7645 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
7646 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
7647 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
7648 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
7649 (powerpc-*-eabiaix*): Likewise.
7650 (powerpc-*-eabisim*): Likewise.
7651 (powerpc-*-elf*): Likewise.
7652 (powerpc-*-eabi*): Likewise.
7653 (powerpc-*-rtems*): Likewise.
7654 (powerpc-*-linux*libc1): Likewise.
7655 (powerpc-*-linux*): Likewise.
7656 (powerpc-wrs-vxworks*): Likewise.
7657 (powerpcle-wrs-vxworks*): Likewise.
7658 (powerpcle-*-sysv*): Likewise.
7659 (powerpcle-*-elf*): Likewise.
7660 (powerpcle-*-eabisim*): Likewise.
7661 (powerpcle-*-eabi*): Likewise.
7662 (powerpcle-*-solaris2*): Likewise.
7663 * config/rs6000/aix31.h: Delete includes.
7664 * config/rs6000/aix3newas.h: Likewise.
7665 * config/rs6000/aix41.h: Likewise.
7666 * config/rs6000/aix43.h: Likewise.
7667 * config/rs6000/beos.h: Likewise.
7668 * config/rs6000/rtems.h: Likewise.
7669 * config/rs6000/sysv4.h: Likewise.
7671 2001-01-09 Kazu Hirata <kazu@hxi.com>
7673 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
7674 Change an argument mode of machine_mode to shift_mode of
7675 shift_mode. Remove an extra error check.
7676 (emit_a_shift): Adopt to the new calling prototype of
7678 (function_prologue): Fix code for a monitor
7679 function. Support H8/S.
7680 (function_epilogue): Do not output pop for a monitor function.
7682 2001-01-09 Nick Clifton <nickc@redhat.com>
7684 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
7685 (setup_incoming_varargs): Use sysv_varargs_p field of the
7686 cfun->machine structure.
7687 (struct machine_function): Move to rs6000.h
7688 (rs6000_save_machine_status): Delete.
7689 (rs6000_restore_machine_status): Delete.
7690 (rs6000_init_machine_status): New Function.
7691 (rs6000_free_machine_status): New Function.
7692 (rs6000_init_expanders): Use new functions.
7694 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
7696 (struct machine_function): Move here.
7698 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
7699 sysv_varargs_p field of the cfun->machine structure.
7701 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
7703 (rs6000_restore_machine_status): Remove prototype.
7705 2001-01-09 Richard Henderson <rth@redhat.com>
7707 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
7708 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
7709 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
7710 (sched_analyze_2, sched_analyze_insn): Likewise.
7711 (sched_analyze, init_deps): Likewise.
7712 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
7713 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
7714 (compute_block_backward_dependences): Update propagate_deps call.
7716 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
7718 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
7720 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
7722 * cppinit.c (OPT_MD, OPT_MMD): Restore.
7723 (cpp_handle_option): Handle them.
7724 (cpp_post_options): Ensure one of -M or -MM is specified with
7725 any other -M? option.
7726 (init_dependency_output): Suppress output with -MG.
7728 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
7731 * invoke.texi: Update.
7733 2001-01-09 Bernd Schmidt <bernds@redhat.com>
7735 * sh.md (reload_outsf): Generate recognizable patterns for
7738 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
7740 * c-lang.c (lang_hooks): Update.
7741 (lang_init): Rename c_init.
7742 (lang_finish): Remove.
7743 * toplev.c (compile_file): Use lang_hooks for lang_init ()
7745 * toplev.h (lang_hooks): Add init () and finish ().
7746 * tree.h (lang_init, lang_finish): Remove.
7747 * cp/tree.h (lang_init, lang_finish): Remove.
7748 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
7749 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
7751 (lang_init, lang_finish): Remove.
7752 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
7753 (lang_hooks): Update.
7754 * java/lang.c (lang_init): Rename java_init.
7755 (lang_finish): Remove.
7756 (lang_hooks): Update.
7757 * objc/objc-act.c (lang_init): Rename objc_init.
7758 (lang_finish): Remove.
7759 (lang_hoooks): Update.
7761 20001-01-09 Graham Stott <grahams@redhat.com>
7763 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
7764 after `ptr` is initialised.
7766 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
7768 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
7769 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
7770 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
7771 stack adjusts, instead of r3.
7773 2001-01-09 Michael Hayes <mhayes@redhat.com>
7775 * flow.c (flow_loop_scan): Break out of ...
7776 (flow_loops_find) ... here.
7777 * basic-block.h (flow_loop_scan): New.
7778 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
7779 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
7781 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
7783 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
7785 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
7786 realloc()ing macro_buffer.
7788 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
7789 if it's wider than long and the target's long is wider than the
7792 2001-01-09 Mark Mitchell <mark@codesourcery.com>
7794 Remove support for using UWIN as a host machine.
7795 * configure.in: Issue an error message.
7796 * configure: Regenerated.
7797 * config.gcc: Remove xm_* UWIN configury.
7798 * config/i386/xm-uwin.h: Remove.
7800 2001-01-08 Nick Clifton <nickc@redhat.com>
7802 * config/v850/v850.c (ra_rtx): Delete.
7803 (v850_save_machine_status): Delete.
7804 (v850_restore_machine_status): Delete.
7805 (v850_init_machine_status): New function.
7806 (v850_mark_machine_status): New function.
7807 (v850_free_machine_status): New function.
7808 (v850_return_addr): Use ra_rtx field in machine structure.
7809 (v850_init_expanders): Use new functions.
7811 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
7812 * config/v850/v850.c: Change arguments to v850_output+* functions
7813 to take a const char *, to avoid compile time warning.
7814 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
7815 (USER_LABEL_PREFIX): Redefine.
7817 2000-01-08 Jim Wilson <wilson@redhat.com>
7819 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
7820 1 to unsigned HOST_WIDE_INT before left shift.
7822 2001-01-08 Nick Clifton <nickc@redhat.com>
7824 * config/arm/arm.c (arm_mark_machine_status): Check to see if
7825 the machine structure has been allocated.
7826 (arm_free_machine_status): New function: Free the machine
7827 specific function structure.
7829 2001-01-08 Richard Henderson <rth@redhat.com>
7831 * jump.c (simplejump_p): Revert last change.
7833 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
7835 * cppinit.c (init): Rename init_library.
7836 (cpp_create_reader): Update.
7837 * gcc.c (cpp_options): If -o given, use it as the target of
7840 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
7842 * arm.c (arm_arch5e): New variable.
7843 (all_cores): XScale is a 5TE device.
7844 (arm_override_options): Set arm_arch5e.
7845 (arm_init_builtins): __builtin_prefetch is in arch5e.
7846 * arm.h (arm_arch5e): Declare it.
7848 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
7850 * arm.md (define_constants): Add defines for UNSPEC and
7851 UNSPEC_VOLATILE insns. Update all users.
7852 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
7853 * arm.c (multi_register_push, note_invalid_constants)
7854 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
7855 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
7856 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
7858 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
7860 * jump.c (jump_optimize_1): Use reversed_comparison_code
7861 instead of can_reverse_comparison_p.
7862 (jump_back_p): Likewise.
7863 (invert_exp_1): Likewise.
7864 (thread_jumps): Likewise.
7865 * simplify-rtx.c (simplify_unary_operation): Likewise.
7866 (simplify_ternary_operation): Likewise.
7867 * cse.c (find_comparison_args): Convert to use
7868 can_reverse_comparison_p.
7869 (record_jump_equiv): Likewise.
7871 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
7873 * arm.h (HARD_REGNO_RENAME_OK): Delete.
7874 (EPILOGUE_USES): Define.
7875 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
7876 automatically stack the LR if it isn't live.
7878 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
7880 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
7883 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
7885 * ggc-page.c (max_alignment): New structure.
7886 (MAX_ALIGNMENT): New macro.
7887 (init_ggc): Use it to round up the sizes in the
7888 extra_order_size_table.
7890 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7892 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
7895 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7897 * builtins.def (BUILT_IN_FPRINTF): New entry.
7899 * c-common.c (c_expand_builtin_fprintf): New function.
7900 (init_function_format_info): Handle __builtin_fprintf.
7901 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
7902 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
7904 * c-decl.c (duplicate_decls): Adjust comment.
7906 * extend.texi (fprintf): Document new builtin.
7908 2001-01-07 Richard Henderson <rth@redhat.com>
7910 * jump.c (simplejump_p): Recognize any single_set jump
7913 2001-01-07 Richard Henderson <rth@redhat.com>
7915 * configure.in (slibdir): Accept an --with-slibdir option.
7916 Use "test" not "[" in configure. Default to $(libdir).
7918 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
7920 * config/t-aix43 (SHLIB_INSTALL): Likewise.
7921 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
7922 (SHLIB_LINK): Create links for the soname.
7923 * config/mips/t-iris6: Likewise.
7924 * config/sparc/t-slibgcc: Likewise.
7925 * config/sparc/t-slibgcc-sld: Likewise.
7927 2001-01-07 Jakub Jelinek <jakub@redhat.com>
7929 * config/i386/i386.c (constant_call_address_operand): Accept
7930 (const (plus (symbol_ref) (const_int))).
7931 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
7932 constant_call_address_operand.
7934 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7936 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
7937 and LONG_LONG_TYPE_SIZE > 32.
7939 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7941 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
7942 the previous change.
7944 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
7946 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
7948 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
7949 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
7950 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
7953 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
7955 * fix-header.c (read_scan_file): s/pfile/scan_in/.
7957 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
7959 * c-lang.c (c_post_options): Call cpp_post_options.
7960 * objc/objc-act.c (objc_post_options): Similarly.
7961 * cppmain.c (main): Similarly.
7962 * fix-header.c (read_scan_file): Similarly.
7963 * cppinit.c (cpp_start_read): Move option consistency checks
7964 to cpp_post_options. Don't call init_dependency_output.
7965 If needed, add default target and main file dependency.
7966 (OPT_MD, OPT_MMD): Remove.
7968 (cpp_handle_option): Update for OPT_* changes.
7969 (cpp_post_options): New.
7970 (init_dependency_output): Command line -MF overrides environment
7971 variables. Don't set default target etc. Suppress output
7972 if dependencies are going to stdout.
7973 (print_help): Update.
7974 * cpplib.h (cpp_post_options): New.
7975 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
7977 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
7979 * jump.c (comparison_dominates_p): Support unordered compares.
7981 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
7983 * simplify-rtx.c (simplify_relational_operation): Always simplify
7984 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
7987 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
7989 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
7990 (nonzero_bits): Likewise.
7991 (simplify_comparison): Likewise.
7992 (num_sign_bit_copies): Likewise; return more sane value depending
7993 on STORE_FLAG_VALUE.
7994 (known_cond): Do not assume EQ to be always true for equivalent
7997 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
7999 * cse.c (fold_rtx): Handle unordered comparisons.
8001 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
8003 * rtlanal.c (set_of_1): New static function.
8004 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
8005 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
8006 reg_set_last_last_regno): Remove.
8007 (set_of): New global function.
8008 (set_of_data): New structure.
8009 (reg_set_p, reg_set_last): Revamp for set_of.
8010 * rtl.h (set_of): New.
8012 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
8014 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
8015 * extend.texi: Document _Exit builtin.
8017 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
8019 * (initialize, initialize_builtins,
8020 initialize_dependency_output, initialize_standard_includes):
8021 Rename s/initialize/init. Update.
8022 (init_dependency_output): Move to after
8023 cpp_handle_options, the correct location temporally at least.
8024 (opt_comp): Move next to init (), its caller. Fix prototype.
8025 (init): Make "initialized" local scope.
8026 (cpp_create_reader): Always call init ().
8027 (cpp_start_read): Update.
8028 (output_deps): New function, broken out of cpp_finish.
8029 (cpp_finish): Break out output_deps.
8031 2001-01-07 Richard Henderson <rth@redhat.com>
8033 * collect2.c (COFF specific stuff): Revert 12-06 patch
8034 to prototype system functions.
8036 2001-01-07 Michael Hayes <mhayes@redhat.com>
8038 * hard-reg-set.h: Add multiple include guard.
8039 * basic-block.h (struct loop): Add `sink' field.
8040 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
8041 (emit_iv_add_mult): Delete.
8042 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
8043 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
8044 (unroll_loop): Remove end_insert_before argument.
8045 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
8046 (maybe_eliminate_biv_1): Likewise.
8047 (emit_iv_add_mult): Delete.
8048 (gen_add_mult, loop_regs_update): New.
8049 (loop_insn_emit_after, loop_insn_emit_before): New.
8050 (loop_insn_sink, loop_insn_sink_or_swim): New.
8051 (emit_iv_add_mult): Delete.
8052 (scan_loop): Set loop->sink.
8053 (loop_givs_reduce): Use loop_insn_sink and its ilk.
8054 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
8055 (maybe_eliminate_biv_1): Likewise.
8056 (maybe_eliminate_biv_1): Add basic block argument.
8057 * unroll.c (unroll_loop): Remove end_insert_before argument.
8058 (find_splittable_regs): Likewise.
8059 (find_splittable_regs): Use loop_insn_sink and its ilk.
8060 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
8062 2001-01-07 Michael Hayes <mhayes@redhat.com>
8064 * loop.h (loop_insn_hoist): New prototype.
8065 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
8066 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
8067 (check_dbra_loop, load_mems): Likewise.
8068 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
8069 (find_splittable_givs): Likewise.
8071 2001-01-07 Michael Hayes <mhayes@redhat.com>
8073 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
8075 2001-01-07 Richard Henderson <rth@redhat.com>
8077 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
8079 2001-01-07 Richard Henderson <rth@redhat.com>
8081 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
8082 NO_SHARED_LIBGCC_MULTILIB as required for the target.
8083 * gcc.c (init_spec): Massage the existing libgcc_spec into a
8084 variant that handles a shared libgcc.
8085 (process_command): Always validate -{static,shared}-libgcc.
8086 (do_spec_1): New 'M' case.
8087 * invoke.text (Link Options): Document -{static,shared}-libgcc.
8089 2001-01-07 Richard Henderson <rth@redhat.com>
8091 * Makefile.in (slibdir): New variable.
8092 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
8093 (installdirs): Create slibdir.
8094 (install-libgcc, install-multilib): Defer to libgcc.mk.
8095 * configure.in (slibdir): Substitute.
8096 * mklibgcc.in (install): New target.
8098 * config/t-linux (SHLIB_LINK): Create links for the soname.
8099 (SHLIB_INSTALL): New.
8100 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
8101 * config/mips/t-iris6 (SHLIB_INSTALL): New.
8102 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
8103 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
8104 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
8106 2001-01-07 Richard Henderson <rth@redhat.com>
8108 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
8109 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
8110 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
8112 2001-01-07 Michael Hayes <mhayes@redhat.com>
8114 * loop.c (count_loop_regs_set): Delete.
8115 (load_mems_and_recount_loop_regs_set): Delete.
8116 (loop_regs_scan): Merge common code from count_loop_regs_set,
8117 scan_loop, and load_mems_and_recount_loop_regs_set.
8118 (scan_loop): Call load_mems directly and loop_regs_scan
8119 again if new registers created.
8121 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
8123 * toplev.c (main): Call the front-end specific post_options
8124 hook if one is given.
8125 * toplev.h (struct_lang_hooks, lang_hooks): New.
8126 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
8127 for the C front end.
8128 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
8129 lang_hooks for the C++ front end.
8130 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
8131 lang_hooks for the ObjC front end.
8132 * f/com.c (lang_hooks): Hooks for the Fortran front end.
8133 * java/lang.c (lang_hooks): Hooks for the Java front end.
8135 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
8137 * c-lex.c (init_c_lex): Request #define / #undef callbacks
8138 for verbose DWARF[2] debugging.
8139 (cb_define, cb_undef): The new callbacks.
8140 * toplev.h (debug_define, debug_undef): Make const correct.
8141 * toplev.c (debug_define, debug_undef): Similarly. Do not
8142 perform the verbosity tests here anymore.
8144 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
8146 * reload.c (subst_reloads): Take INSN argument. When
8147 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
8148 * reload.h (subst_reloads): Adjust prototype.
8149 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
8150 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
8151 present in JUMP_INSNs and copy them to JUMP_LABEL.
8152 * flow.c (find_label_refs, find_basic_blocks_1): Skip
8153 JUMP_INSNs and insns with REG_LABELs that are followed by
8154 JUMP_INSNs with the same REG_LABEL.
8155 * sched-rgn.c (is_cfg_nonregular): Likewise.
8156 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
8158 * unroll.c (unroll_loop): Look for REG_LABEL notes in
8160 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
8162 2001-01-06 Richard Henderson <rth@redhat.com>
8164 * loop.c (scan_loop): Use xcalloc for the regs array.
8165 (load_mems_and_recount_loop_regs_set): Zero the new memory
8166 received from xrealloc.
8168 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
8170 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
8172 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
8174 * integrate.c (copy_rtx_and_substitute): When copying
8175 an ignored return value, strip REG_FUNCTION_VALUE_P.
8177 2001-01-06 Michael Hayes <mhayes@redhat.com>
8179 * loop.c (debug_biv, debug_giv): New.
8180 (loop_biv_dump): Break out from ...
8181 (record_biv): ... here.
8182 (loop_giv_dump): Break out from ...
8183 (record_giv): ... here.
8184 (loop_bivs_check): Use print_simple_rtl.
8185 * unroll.c (loop_iterations): Use print_simple_rtl.
8187 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
8189 * pa.md (return, return_internal): Modify patterns to prevent regrename
8190 mucking with the return pointer.
8192 2001-01-05 Richard Henderson <rth@redhat.com>
8194 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
8196 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
8198 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
8199 version supplied by Matteo Frigo.
8201 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
8203 * cpp.texi: Update for -MQ.
8204 * cppinit.c (cpp_create_reader): Always create pfile->deps.
8205 (cpp_cleanup): Always free pfile->deps.
8206 (initialize_dependency_output): Don't create pfile->deps.
8207 (cpp_handle_option): Similarly.
8209 * gcc.c (cpp_options): Handle -MQ.
8210 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
8211 * mkdeps.c (base_name): Remove.
8212 (deps_init): Don't allocate vector space until it's needed.
8213 (deps_free): Only free vectors if allocated.
8214 (deps_add_target, deps_add_dep): Update for initial allocation.
8215 (deps_add_default_target): Don't strip to the base_name.
8217 2001-01-05 DJ Delorie <dj@redhat.com>
8219 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
8220 (INIT_EXPANDERS): Define.
8222 * config/v850/v850.c (struct machine_function): Define.
8223 (v850_save_machine_status): New function.
8224 (v850_restore_machine_status): New function.
8225 (v850_return_addr): New function.
8226 (v850_init_expanders): New function.
8228 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
8229 and v850_init_expanders.
8231 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
8233 * cpplib.h (struct cpp_reader): Add help_only field.
8234 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
8235 (cpp_handle_option): Set pfile->help_only if we see -h,
8236 --help, -target-help, or --version. Print version string but
8237 do not set help_only if we see -v or -version. Make text
8238 printed by -v match that printed by (-)-version.
8240 * cppmain.c (main): Exit after option parsing if
8241 pfile->help_only is true.
8243 * toplev.c (independent_decode_option): Call print_version,
8244 then exit, if we see --version (but not -version).
8245 (print_version): Split lengthy message into two lines.
8247 2001-01-05 Nick Clifton <nickc@redhat.com>
8249 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
8250 temporary string for initialisation before calling ggc_alloc_string.
8252 2001-01-06 Michael Hayes <mhayes@redhat.com>
8254 * rtl.h (print_simple_rtl): New.
8255 * print-rtl.c (print_simple_rtl): New.
8257 (print_rtx): Disable printing of flags and modes, etc.,
8258 if `flag_simple` nonzero.
8260 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
8262 * function.c (fixup_var_refs): Use push_to_full_sequence where
8265 2001-01-05 Michael Meissner <meissner@redhat.com>
8267 * flags.h (flag_reorder_blocks): Add declaration.
8268 (flag_rename_block): Ditto.
8270 2001-01-05 DJ Delorie <dj@redhat.com>
8272 * function.c (reorder_blocks): Make sure the flags are all reset
8273 before using them to mark blocks, else a second invocation will
8274 corrupt the block chain.
8275 (reorder_blocks_0): New, resets the flags.
8277 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
8279 * cse.c (find_comparison_args): Stop if the argument is known to
8282 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8284 * config/sh/sh.md (movdf): When splitting load into pair of
8285 registers, don't clobber the register used in the address too
8288 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
8290 * varasm.c (mark_constant_pool): Improve initial comments.
8291 (mark_constants): Move marking of constants to mark_constant.
8292 (mark_constant): New function to recursively mark all constants
8293 referred to by a constant.
8295 2001-01-05 Catherine Moore <clm@redhat.com>
8297 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
8299 2001-01-05 Phil Edwards <pme@sources.redhat.com>
8301 * cp/lang-options.h: Bring comment in line with reality.
8302 * f/lang-options.h: Likewise.
8303 * java/lang-options.h: Likewise.
8304 * objc/lang-options.h: Likewise.
8305 * ch/lang-options.h: Likewise.
8306 * f/g77.texi: And update the manual.
8308 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
8309 Denis Chertykov <denisc@overta.ru>
8311 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
8312 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
8313 * config/avr/avr.md (all peepholes that request a scratch register):
8314 Call it, FAIL the peephole if not safe (in interrupt functions).
8316 2001-01-05 Mark Mitchell <mark@codesourcery.com>
8318 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
8320 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
8322 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
8324 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
8325 BUILT_IN_CREAL and BUILT_IN_CIMAG.
8326 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
8327 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
8328 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
8330 * extend.texi: Document these builtins.
8332 2001-01-05 Daniel Berlin <dberlin@redhat.com>
8334 * c-common.c (lang_get_alias_set): Say we know nothing of
8335 VECTOR_TYPE aliasing.
8337 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
8339 2001-01-05 Bruce Korb <bkorb@gnu.org>
8341 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
8342 their x* equivalent versions for atexit-less systems
8343 * fixinc/fixincl.c(main): do not return from main() on atexit-less
8344 systems (or any other system any more).
8346 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
8348 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
8349 output operands. Use arm_hard_register_operand for operand 4.
8350 (stmsi_postinc): Similarly.
8351 (ldmsi): Use arm_hard_register_operand for opernand 2.
8353 * arm.c (arm_hard_register_operand): New function.
8354 * arm-protos.h (arm_hard_register_operand): Prototype it.
8356 * arm.h (HARD_REGNO_RENAME_OK): Define.
8358 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
8360 * simplify-rtx.c (cfc_args): add "unordered" field.
8361 (check_fold_consts): Set unordered field.
8362 (simplify_relational_operation): Simplify the unordered
8365 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
8368 * emit-rtl.c (try_split): Fix code to mark labels.
8369 * jump.c (mark_jump_label): Make global.
8370 * rtl.h (mark_jump_label): Declare.
8372 * predict.c (estimate_probability): Handle unordred comparisons.
8374 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
8376 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
8377 * cppinit.c (initialize_dependency_output): Update.
8378 (cpp_finish): Output dummy targets for -MP.
8380 (cpp_handle_option): Handle -MP. Don't quote -MT options.
8381 * cpplib.h (struct cpp_options): Add deps_phony_targets.
8382 * gcc.c (cpp_options): Update to handle -MP.
8383 * mkdeps.c (deps_add_target, deps_add_default_target): Update
8384 to quote only the default target.
8385 (deps_phony_targets): Insert a preceding newline. Rename from
8386 deps_dummy_targets for consistency.
8389 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8391 * calls.c (emit_library_call_value_1): Support
8392 INIT_CUMULATIVE_LIBCALL_ARGS.
8393 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
8395 2001-01-04 Richard Henderson <rth@redhat.com>
8397 * c-decl.c (finish_struct): Detect flexible array members
8398 used in an inappropriate context.
8399 * c-typeck.c (really_start_incremental_init): Special case
8400 constructor_max_index for zero length arrays.
8401 (pop_init_level): Allow initialization of flexible array
8402 members. Deprecate initialization of zero length arrays.
8403 Don't issue missing initializer warning for flexible array
8404 members or zero length arrays.
8405 (process_init_element): Don't dereference null DECL_SIZE.
8406 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
8407 Don't abort for empty constructors. Use size_binop
8408 (output_constructor): Add commentary regarding zero length
8409 array futures. Abort if we try to initialize an array of
8410 unspecified length with a non-empty constructor in the middle
8413 * extend.texi (Zero Length): Update and clarify documentation
8414 on static initialization.
8416 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8418 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
8419 with more than 32767 words of local storage.
8421 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8423 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
8424 for 'abs', 'labs', and 'fabs'.
8425 (c4x_expand_builtin): Likewise.
8426 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
8428 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8430 * config/sh/sh.md (prget, prset): New insn types.
8431 (return delay slot): Dont' allow prset.
8432 (call, sfunc delay slot): Don't allow prget.
8433 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
8434 for prset and prget.
8436 2001-01-05 Michael Hayes <mhayes@redhat.com>
8438 * loop.h (struct loop_reg): New.
8439 (struct loop_regs): Change to use array of `struct loop_reg'.
8440 * loop.c: Replace assortment of varrays with single regs array.
8441 (count_one_set): Delete may_not_move array argument
8442 and use regs array instead. All caller's changed.
8443 (count_loop_regs_set): Delete may_not_move and single_usage
8444 arguments and use regs array instead. All caller's changed.
8445 (find_single_use_in_loop): Replace usage array argument with pointer
8446 to regs structure. All caller's changed.
8447 (loop_optimize): Delete `moved_once' array.
8449 2001-01-05 Michael Hayes <mhayes@redhat.com>
8451 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
8452 Use it instead of loop_info->has_call for scanning loop mems.
8453 (check_dbra_loop): Replace loop_info->has_call test with
8454 loop_info->has_nonconst_call.
8456 2000-01-04 Matthew Hiller <hiller@redhat.com>
8458 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
8461 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
8463 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
8464 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
8466 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
8468 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
8469 (flag_short_double, flag_short_wchar): Define.
8470 (c_common_nodes_and_builtins): Create many tree nodes shared
8471 between C and C++ here instead of in cp/decl.c and ...
8472 * c-decl.c (init_decl_processing): ... here.
8473 (SIZE_TYPE, WCHAR_TYPE): Don't define.
8474 (flag_short_double, flag_short_wchar): Don't define.
8475 (record_builtin_type): New function.
8476 (build_void_list_node): New function.
8477 * c-common.h (flag_short_double, flag_short_wchar,
8478 record_builtin_type, build_void_list_node): Declare.
8480 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
8482 * integrate.c (expand_inline_function): Don't put a virtual
8483 register into the reg map.
8485 * function.c (fixup_var_refs_1): If force_operand didn't put
8486 the address into the target, move it there.
8488 2001-01-04 Mark Mitchell <mark@codesourcery.com>
8490 Special-case tree_decl/tree_list allocations.
8491 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
8492 (OBJECT_SIZE): New macro.
8493 (NUM_EXTRA_ORDER): Likewise.
8494 (extra_order_size_table): New variable.
8495 (NUM_ORDERS): New macro.
8496 (objects_per_page_table): New variable.
8497 (object_size_table): New variable.
8498 (G.pages): Use NUM_ORDERS to bound the array.
8499 (G.page_tails): Likewise.
8500 (DIV_ROUND_UP): Remove.
8501 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
8502 (alloc_page): Use OBJECT_SIZE.
8503 (size_lookup): Don't make it const.
8504 (ggc_alloc): Use OBJECT_SIZE.
8505 (ggc_set_mark): Likewise.
8506 (ggc_get_size): Likewise.
8507 (init_ggc): Set up the object_size_table, objects_per_page_table,
8508 and adjust size_lookup.
8509 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
8510 (ggc_pop_context): Use NUM_ORDERS.
8511 (clear_marks): Likewise.
8512 (sweep_pages): Likewise.
8513 (poison_pages): Likewise.
8514 (ggc_print_statistics): Use OBJECT_SIZE.
8516 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8518 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
8519 Only call array_size_for_constructor if last field and array type
8520 with no upper bound.
8522 2001-01-04 Philip Blundell <philb@gnu.org>
8524 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
8525 from bit 31 downwards, if this requires no more insns.
8526 (count_insns_for_constant): New helper function for above.
8528 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
8530 * gencodes.c (output_predicate_decls): Remove empty initializer.
8532 2001-01-04 Mark Mitchell <mark@codesourcery.com>
8534 * tree.c (copy_node): Remove documentation about obstacks.
8535 (buidl1): Check that nobody tries to build 2-argument nodes this
8538 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8540 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
8543 * gencodes.c (output_predicate_decls): Fill empty initializer
8546 2001-01-04 Jakub Jelinek <jakub@redhat.com>
8548 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
8549 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
8551 (do_include): Handle missing headers like cpp0.
8552 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
8553 paths with first include pathname. Don't strcat to uninitialized
8556 2001-01-04 Bernd Schmidt <bernds@redhat.com>
8558 * regrename.c (regrename_optimize): Don't rename from frame pointer
8559 if frame_pointer_needed.
8560 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
8561 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
8562 (ia64_reorg): Use it instead of scheduling if ! optimize.
8563 (errata_emit_nops): Properly call asm_noperands.
8564 (ia64_sched_reorder): Finish cycle if we see an asm.
8565 (ia64_variable_issue): Clear scheduling state after asms.
8567 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
8569 * cpp.texi: Update for -MT.
8570 * cppinit.c (initialize_dependency_output): Add a default
8571 target if none has been given already.
8572 (no_tgt, OPT_MT): New.
8573 (cpp_handle_option): Handle -MT. Update -M etc.
8574 * cpplib.h (struct cpp_options): Remove deps_target.
8575 * gcc.c (cpp_options): Handle -MT.
8576 * mkdeps.c (struct deps): Move from mkdeps.h.
8577 (deps_calc_target): Rename deps_add_default_target. Add a
8578 default target if none has been specified already.
8579 * mkdeps.h (struct deps): Move to mkdeps.c.
8580 (deps_calc_target): Rename deps_add_default_target.
8582 2000-01-03 Richard Henderson <rth@redhat.com>
8584 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
8586 * c-typeck.c (push_init_level): Move checks for flexible array
8587 members and zero length arrays ...
8588 (pop_init_level): ... here. Silently discard empty initializations.
8590 * varasm.c (output_constructor): Update for sizeof change to
8593 * extend.texi (Zero Length): Clarify semantics.
8595 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8597 * configure.in (tm.h): Include isns-codes.h last.
8598 * configure: Rebuilt.
8600 2001-01-03 Richard Henderson <rth@redhat.com>
8602 * config/alpha/alpha.md (addvsi3, addvdi3): New.
8603 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
8605 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8607 * tradcpp.c (main): Make sure finclude() is called with a valid
8608 indepth value while handling -include.
8610 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8612 * gencodes.c (output_predicate_decls): New function.
8614 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
8615 even if it is not the first time machmode.h is #included.
8616 * config/sh/sh.c (fpul_operand): Declare MODE argument.
8617 * tm.texi (PREDICATE_CODES): Document predicate declarations.
8618 * gcc.texi (Copyright): Added 2001.
8620 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
8622 * c-common.c (c_common_lang_init): New function. Warn if format
8623 warning options which only have effects when used with -Wformat
8624 are used without -Wformat.
8625 * c-common.h (c_common_lang_init): Declare.
8626 * c-lang.c (lang_init): Call c_common_lang_init.
8627 * objc/objc-act.c (lang_init): Call c_common_lang_init.
8629 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
8631 * configure.in: Check for the mktemp command.
8632 * configure: Regenerate.
8633 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
8634 $TEMP. Create temporary files with mktemp, if available at
8635 configure time; otherwise use set -C. Remove temporary files
8638 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
8640 * configure.in: Require at least texinfo 4.0. Check for whether
8641 Pod::Man is sufficiently recent to regenerate GCC manpages.
8642 * configure: Regenerate.
8643 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
8645 (GENERATED_MANPAGES): Define.
8646 (generated-manpages): New target. Depend on cpp.1 as well as
8648 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
8649 configure to generated-manpages or empty) rather than on the
8650 manpages directly. Remove execute permission from installed
8651 gcov.1 as well as cpp.1.
8652 * cpp.1, gcov.1: Regenerate.
8654 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8656 * builtins.c (expand_builtin_strncmp): Use host_integerp and
8657 tree_low_cst. Allow using cmpstrsi in more cases.
8659 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8661 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
8664 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
8666 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
8667 * Makefile.in (HOST_CFLAGS): Mention build-make.
8669 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8671 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
8674 2001-01-01 Bernd Schmidt <bernds@redhat.com>
8676 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
8679 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
8682 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
8683 reg_base_value and reg_known_value arrays.
8684 (init_alias_analysis): Add more cases to detect known values.
8685 * sched-deps.c (deps_may_trap_p): New function.
8686 (sched_analyze_2): Use it.
8688 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8690 * combine.c (simplify_shift_const): Even if we're sign-extracting,
8691 don't discard an ASHIFTRT if we're shifting in a wider mode.
8693 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8695 * toplev.c (rest_of_compilation): Don't print basic block information
8696 when CFG isn't up to date.
8698 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
8700 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
8701 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
8702 (UNALIGNED_SHORT_ASM_OP): Define.
8703 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
8705 2001-01-02 Mark Mitchell <mark@codesourcery.com>
8707 * fold-const.c (fold_convert): Fix typo.
8709 2001-01-02 Richard Henderson <rth@redhat.com>
8711 * c-common.h (ASM_INPUT_P): New.
8712 * c-parse.in (asm): Set it when needed.
8713 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
8714 existance of an operand.
8716 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
8718 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
8719 (dwarf2out_frame_debug_expr): Likewise.
8720 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
8722 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
8724 * i386.c (ix86_split_to_parts): Return number of part required;
8726 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
8728 (ix86_split_long_move): Use number of part returned
8729 by ix86_split_to_parts
8730 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
8732 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
8733 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
8734 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
8735 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
8736 (ALIGN_MODE_128): Add TFmode.
8737 (IS_STACK_MODE): Likewise.
8738 (HARD_REGNO_NREGS): TFmode needs 3 registers.
8739 (HARD_REGNO_OK): Support TFmodes.
8740 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
8741 * i386.md (scheduler definitions): Use memory operand to determine
8742 fst/fld instructions; use mode attribute to determine real mode of
8744 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
8745 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
8747 2001-01-02 Mark Mitchell <mark@codesourcery.com>
8749 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
8751 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
8753 * expr.c (store_constructor_field): Update ALIGN before calling
8756 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
8758 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
8761 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
8763 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
8766 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
8768 * c-decl.c (start_function): Don't warn on third parameter to main.
8770 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8772 * tsystem.h: Define HAVE_DECL_GETOPT.
8774 2001-01-02 Philip Blundell <pb@futuretv.com>
8776 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
8779 2001-01-02 Richard Henderson <rth@redhat.com>
8781 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
8783 2001-01-02 Andreas Jaeger <aj@suse.de>
8785 * c-decl.c (c_decode_option): Remove support of
8788 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
8789 (W_options): Add -Wmissing-noreturn here.
8791 * flow.c: Define lang_missing_noreturn_ok_p.
8792 (check_function_return_warnings): Use it.
8794 * c-common.h: Declare lang_missing_noreturn_ok_p.
8796 * c-lang.c (c_missing_noreturn_ok_p): New function.
8797 (lang_init): Set lang_missing_noreturn_ok_p.
8799 * invoke.texi (Warning Options): Document this.
8801 2000-12-27 Phil Edwards <pme@sources.redhat.com>
8803 * extend.texi (C++ Extensions): New node for C++ attributes;
8804 describe init_priority and com_interface.
8805 * invoke.texi: Remove -finit-priority as it now has zero effect.
8806 * install.texi: Fix xref syntax.
8807 * md.texi: Likewise.
8809 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8811 * config.gcc (sparc64-wrs-vxworks*): New case.
8812 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
8814 * config/sparc/sparc.c (sparc_override_options): Do support different
8815 pointer and architecture size.
8816 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
8817 (POINTERS_EXTEND_UNSIGNED): Define.
8818 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
8819 (FUNCTION_MODE): Define to be Pmode.
8820 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
8822 * function.c (expand_function_end): Properly handle DECL_RESULT
8823 and copy when ptr_mode != Pmode.
8824 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
8826 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8828 * c-common.c (c_common_nodes_and_builtins): Set prototype
8829 parameters for __builtin_fputs, __builtin_fputc and
8830 __builtin_fwrite. Don't declare plain fputc as a builtin.
8832 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8834 * loop.c (add_label_notes): Increment the label usage count when
8835 a note is added to an insn which refers to a CODE_LABEL.
8836 * gcse.c (add_label_notes): Likewise.
8838 2001-01-01 Andreas Jaeger <aj@suse.de>
8840 * loop.c (scan_loop): Use xmalloc to allocate movables.
8842 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
8844 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
8845 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
8846 * reload1.c (REGISTER_MOVE_COST): Likewise.
8847 * regclass.c (REGISTER_MOVE_COST): Likewise.
8848 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
8849 dimension. Adjust all users.
8850 (init_reg_sets_1): Iterate on all modes.
8851 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
8852 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
8853 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
8854 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
8855 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
8856 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
8857 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
8858 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
8859 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
8860 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
8861 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
8862 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
8863 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
8864 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
8865 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
8866 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
8867 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
8868 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
8869 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
8870 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
8871 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
8872 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
8873 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
8874 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
8875 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
8876 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
8877 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
8879 2001-01-01 Bernd Schmidt <bernds@redhat.com>
8881 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
8882 arg VARIES_P. Call it with extra arg.
8883 (true_dependence): Likewise.
8884 * rtl.h (rtx_addr_can_trap_p): Declare.
8885 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
8887 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
8888 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
8889 pic offset table register if it's zero. All callers changed.
8890 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
8892 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8894 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
8895 STRING_POOL_ADDRESS_P.
8897 * config/sparc/sparc.c (input_operand): Properly test for short op.
8899 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
8900 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
8901 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
8902 * config/sparc/elf.h: No longer include sol2.h.
8903 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
8904 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
8906 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
8908 2001-01-01 Michael Hayes <mhayes@redhat.com>
8910 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
8911 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
8912 (record_initial): Likewise.
8913 * unroll.c (copy_loop_body, loop_iterations): Likewise.
8914 (remap_split_bivs): Likewise.
8916 2001-01-01 Michael Hayes <mhayes@redhat.com>
8918 * loop.c (loop_ivs_free): New function.
8919 (strength_reduce): Break out from...
8921 2001-01-01 Michael Hayes <mhayes@redhat.com>
8923 * loop.h (struct iv): New.
8924 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
8925 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
8926 'reg_biv_class' fields with 'regs' and 'n_regs'.
8927 (struct ivs): Rename 'loop_iv_list' field to 'list'.
8928 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
8929 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
8931 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
8933 * resource.c (mark_referenced_resources): Abort() before
8934 attempting to mark a pseudo register.
8935 (mark_set_resources): Likewise.
8937 2001-01-01 Michael Hayes <mhayes@redhat.com>
8939 * loop.h (REG_IV_CLASS): New accessor macro.
8940 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
8941 * unroll.c (REG_IV_CLASS): Likewise.
8943 See ChangeLog.4 for earlier changes.