1 20010617 Release Manager
4 2001-06-15 Andreas Jaeger <aj@suse.de>
6 * doc/install.texi (Specific): Mention that glibc cannot be
9 2001-06-15 Zack Weinberg <zackw@stanford.edu>
11 * doc/cpp.texi: Formatting corrections.
12 Correct buggy example of use of __GNUC__ etc.
13 Clarify $ in identifiers.
14 * doc/cpp.1: Regenerate.
16 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
20 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
21 Added Tru64 UNIX V5.1 bootstrap hints.
22 (Specific, alpha*-*-osf*): Removed old section, obsolete.
24 2001-06-15 Zack Weinberg <zackw@stanford.edu>
26 * doc/cpp.texi: Revised and brought up to date.
27 * doc/cpp.1: Regenerate.
29 2001-06-14 Bruce Korb <bkorb@gnu.org>
31 * fixinc/inclhack.def(hpux10_cpp_pow_inline): add a phoney file for
33 * fixinc/fixincl.x: regenerate with the phoney file
34 * fixinc/tests/base/fixinc-test-limits.h: Add new test results
36 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
38 * doc/install.texi: Update for C4x.
41 2001-06-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
43 * objc-act.c (handle_class_ref): Put the class reference in the
44 variable section for hpux only.
45 (handle_impent): Put the objc class and category name labels in
46 the readonly data section for hpux only.
48 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
50 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
51 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
52 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
53 Consistently use "built-in" and "bit-field". Minor logical markup
55 * doc/gcc.1: Regenerate.
57 2001-06-14 Richard Henderson <rth@redhat.com>
59 * config/mips/mips.h (ASM_OUTPUT_ASCII): Rename local variables
60 to avoid shadowing parameters.
62 * config/mips/mips.md (exception_receiver): New.
64 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
66 * doc/gcc.texi: Update passes documentation to be more in tune
69 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
71 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
72 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
73 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
74 logical markup. Use TeX quotes and dashes. Use @dots{} and
75 @minus{}. Avoid spaces inside @var. Update last modification
77 * doc/gcc.1, doc/gcov.1: Regenerate.
79 2001-06-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
81 * fixinc/inclhack.def (hpux10_cpp_pow_inline): New hack.
82 * fixinc/fixincl.x: Rebuilt.
84 2001-06-13 Richard Henderson <rth@redhat.com>
86 * ifcvt.c (dead_or_predicable): Fix return value last patch.
88 2001-06-13 Philip Blundell <philb@gnu.org>
90 * config/arm/arm.c (add_minipool_backward_ref): Check that the
91 entire object will be reachable in the constant pool.
93 2001-06-13 Mark Mitchell <mark@codesourcery.com>
97 2001-06-13 Richard Henderson <rth@redhat.com>
99 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
100 (cond_exec_process_if_block, dead_or_predicable): Likewise.
102 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
104 * mips-tfile.c (copy_object): Always pass indexNil for symbol
107 2001-06-13 Kazu Hirata <kazu@hxi.com>
109 * config/h8300/h8300.h (OK_FOR_T): Remove.
110 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
111 * config/h8300/h8300.md: Remove alternatives involving inc and dec
112 in the helper patterns for addhi3 and addsi3.
114 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
116 * gthr-dce.h (UNUSED): Attribute unused macro.
117 (__GTHREAD_MUTEX_INIT_FUNCTION and __GTHREAD_MUTEX_INIT_DEFAULT): New
118 macros for mutex initialization.
119 (__gthread_key_dtor): Make arguments UNUSED.
120 (__gthread_key_delete): Unsupported. Argument UNUSED.
121 (__gthread_mutex_init_function): New function for mutex initialization.
123 2001-06-13 Phil Edwards <pme@sources.redhat.com>
125 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
127 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
129 * doc/install.texi: Use more logical markup. Include @node
130 commands in the source when generating any non-HTML.
132 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
134 * README: Remove. Some of the contents moved to ../README.
136 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
138 * doc/install.texi (--enable-shared): List package names
141 2001-06-13 Richard Earnshaw (rearnsha@arm.com)
143 * arm.c (arm_reload_in_hi): Handle the scratch operand overlapping
144 with the output operand.
146 2001-06-12 Zack Weinberg <zackw@stanford.edu>
148 * Makefile.in: Move _bb and __gcc_bcmp from LIB2FUNCS to
150 * libgcc-std.ver: Don't export __bb* or __gcc_bcmp.
151 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
152 config/alpha/t-osf4, config/mips/t-iris6: Bump libgcc soname
155 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
157 * doc/texinfo.texi: Copied from mainline.
159 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
160 (*-*-solaris*): Document problem in /bin/sh that affects
161 configuring libraries.
162 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
163 (*-sun-solaris2.8): Document linker problem that explains why
164 libjava is disabled by default.
166 2001-06-09 Mark Mitchell <mark@codesourcery.com>
169 * toplev.c (rest_of_compilation): Remove dead code before
172 2001-06-12 Jim Wilson <wilson@redhat.com>
174 * loop.c (strength_reduce): Move bl->all_reduced set before
175 check_ext_dependant_givs call.
176 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
178 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
181 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
182 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
183 * configure: Rebuilt.
185 * doc/extend.texi (Function Attributes): Document SH's sp_switch
188 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
190 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
193 2001-06-12 Zack Weinberg <zackw@stanford.edu>
195 * configure.in (ALL_LINGUAS): Set to nothing.
196 * configure: Regenerate.
198 2001-06-12 Richard Henderson <rth@redhat.com>
200 * config/i386/i386.c (ix86_expand_prologue): Always use
201 gen_pro_epilogue_adjust_stack; update arguments.
202 (ix86_emit_epilogue_esp_adjustment): Likewise.
203 (ix86_expand_epilogue): Likewise.
204 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
205 clobber of scratch memory instead of a modification of EBP as the
206 barrier. Update all peepholes to match.
208 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
210 * doc/gcc.texi: Change the font used for @def... commands to a
212 * doc/extend.texi: Use more logical markup. Use "built-in"
213 instead of "builtin". Use @deftypefn to mark up built-in
214 functions; specify their types in the @deftypefn and not in the
215 descriptive text. Use TeX quotes and dashes. Add more index
218 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
220 * doc/install.texi (--exec-prefix, --bindir, --libdir,
221 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
223 (--enable-cpp): Change to document --disable-cpp instead; update
224 to reflect current default.
225 (--without-fast-fixincludes): Remove documentation.
226 (Final install): Document installation directories in more
227 detail. Document use of make dvi.
229 2001-06-12 lars brinkhoff <lars@nocrew.org>
231 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
232 (DIR_SEPARATOR_2): Likewise.
234 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
236 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
238 * c-typeck.c (c_start_case): Likewise.
240 2001-06-12 Mark Mitchell <mark@codesourcery.com>
242 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
243 in a structure at a variable address.
245 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
247 * doc/gcov.texi: Use more logical markup.
249 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
251 * config/m68hc11/m68hc11.c: Remove ifdef'ed gcc-2.95 code.
252 (m68hc11_reorg): Remove the gcc-2.95 compatible code.
253 (m68hc11_split_all_insns): Likewise, delete.
254 * config/m68hc11/m68hc11.h: Remove ifdef'ed gcc-2.95 code.
255 * config/m68hc11/m68hc11-protos.h: Likewise.
257 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
259 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
260 as an early clobber to make sure it is not used by reload in
263 2001-06-11 Mark Mitchell <mark@codesourcery.com>
265 * toplev.c (lang_independent_f_options): Remove
266 -feliminate-dwarf2-dups, -fbounded-pointers, and -fbounds-check.
267 * doc/c-tree.texi: Update information about flag_honor_std.
268 * doc/install.texi: Note that binutils is required on HPUX 11.
269 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
272 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
273 variable-sized types.
275 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
277 * doc/md.texi: Use TeX dashes and quotes.
279 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
281 * doc/rtl.texi: Reference manual chapter about trees.
283 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
285 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
286 (WINT_TYPE): Override.
287 (WINT_TYPE_SIZE): Likewise.
288 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
290 * config/sparc/sol2.h (WINT_TYPE): Define.
291 (WINT_TYPE_SIZE): Likewise.
293 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
294 (WINT_TYPE): Override.
295 (WINT_TYPE_SIZE): Likewise.
296 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
297 (CPP_ARCH64_SPEC): Likewise.
299 2001-06-11 Richard Henderson <rth@redhat.com>
301 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
302 with alias attribute.
304 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
305 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
307 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
309 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
311 2001-06-11 Richard Henderson <rth@redhat.com>
313 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
314 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
315 (struct machine_function): Add gp_save_rtx.
316 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
317 (alpha_gp_save_rtx): New.
318 * config/alpha/alpha-protos.h: Declare it.
319 * config/alpha/alpha.md (exception_receiver): Make an expander.
320 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
322 2001-06-11 Richard Henderson <rth@redhat.com>
324 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
326 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
328 * configure.in: Align --help messages.
329 Remove trailing full stops.
330 Consistently use lower case.
331 Fix DWARF 2 spelling.
332 * configure: Rebuilt.
334 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
336 * c-decl.c (store_parm_decls): When comparing types in an
337 old-style function declaration with those from a previous
338 prototype, compare the unqualified versions of parameter types.
341 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
343 * doc/objc.texi: Use more logical markup. Use TeX dashes.
345 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
347 * doc/c-tree.texi: Use more logical markup.
349 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
351 * doc/install.texi: Update details of what components are included
352 in the GCC distribution. Update default directory for g++
353 includes. Update documentation relating to old libio. Adjust
354 documentation on DejaGnu environment variables. Remove
355 documentation of --enable-cpplib.
357 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
359 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
362 2001-06-10 Richard Henderson <rth@redhat.com>
364 * ifcvt.c (life_data_ok): New.
365 (merge_if_block): Use it to determine whether to update
367 (if_convert): Set it.
369 2001-06-10 Richard Henderson <rth@redhat.com>
371 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
373 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
375 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
376 (SH Options): Document -mieee.
377 * doc/install.texi (Final install): Remove obsolete information
378 about installing cross compilers.
379 * doc/gcc.1: Rebuilt.
381 2001-06-10 Richard Henderson <rth@redhat.com>
383 * config/alpha/alpha.c (override_options): Set align_loops,
384 align_jumps, and align_functions.
385 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
386 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
388 2001-06-10 Richard Henderson <rth@redhat.com>
390 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
391 (Code Generation Options): Document -fnon-call-exceptions.
393 2001-06-10 Mark Kettenis <kettenis@gnu.org>
395 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
397 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
399 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
401 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
403 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
404 prefer a memory for operand 1.
405 ("*addsi3"): Fix constraints, the '!' was too strong.
406 ("*addsi3_split"): Accept soft register and split accordingly.
408 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
410 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
411 Move definition in the RTX_CODE section.
413 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
415 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
416 address as relative to the argument pointer.
418 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
420 * doc/invoke.texi (C Dialect Options): Document -aux-info.
421 (Debugging Options): Document -print-multi-directory and
423 * doc/gcc.1: Rebuilt.
425 * toplev.c (independent_decode_option): Require `=' between
426 `-aux-info' and filename in the same argument.
427 * gcc.c: Don't pass -aux-info=filename twice.
429 2001-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
431 * cppinit.c (print_help): Document -fpreprocessed.
432 * invoke.texi: Similarly.
434 2001-06-09 Mark Mitchell <mark@codesourcery.com>
436 * expr.c (expand_expr, case ARRAY_REF): Do not replace
437 an array element with the known initializing value if it has
440 * toplev.c (rest_of_compilation): Remove dead code before
443 2001-06-09 Richard Henderson <rth@redhat.com>
445 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
447 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
448 defaults for them here.
450 2001-06-09 Peter Jakubek <pjak@snafu.de>
452 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
454 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
456 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
457 more index entries. Use more logical markup where appropriate.
458 Use TeX quotes and dashes.
460 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
462 * gthr-posix.h (__gthread_objc_init_thread_system): If
463 pthread_key_create fails, it's not clear what the return value is.
464 This obvious fix makes sure it always returns -1 if a problem
467 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
469 * unwind-pe.h: Conditionally qualify references to abort with
472 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
474 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
475 for integer operations that don't update C bit.
477 2001-06-09 Julian Foad <julian_foad@hotmail.com>
479 * invoke.texi: Remove superfluous text.
481 2001-06-08 Richard Henderson <rth@redhat.com>
483 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
484 (LIB_SPEC): Mirror config/linux.h version.
486 2001-06-08 Richard Henderson <rth@redhat.com>
488 2001-03-29 Richard Henderson <rth@redhat.com>
489 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
491 2001-06-08 Richard Henderson <rth@redhat.com>
493 * except.c (get_exception_pointer, get_exception_filter): Take a
494 struct function. Update all callers.
495 * except.h (get_exception_pointer): Update declaration.
496 * expr.c (expand_expr): Update get_exception_pointer call.
497 * integrate.c (expand_inline_function): Remap the exception pointer
498 from callee to caller.
500 2001-06-08 Mark Mitchell <mark@codesourcery.com>
502 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
503 accurately reflect its cv-qualification.
504 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
505 cv-qualifiers on function types.
507 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
509 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
512 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
514 * doc/gcc.texi, doc/invoke.texi: Add index of command line
515 options. Use @opindex to index them rather than other indexing
516 commands. Use @var{...} instead of <...>. Avoid spaces in names
517 inside @var. Don't use @kindex to index escape sequences in
520 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
522 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
524 2001-06-08 Jakub Jelinek <jakub@redhat.com>
526 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
527 for complex floats passed to unprototyped functions.
529 2001-06-08 Jakub Jelinek <jakub@redhat.com>
531 * jump.c (mark_modified_reg): Allow jump threading if condition
532 codes are represented by a hard register.
534 2001-06-08 Jakub Jelinek <jakub@redhat.com>
536 * config/ia64/ia64.h (CC1_SPEC): Define.
537 * config/ia64/linux.h (CC1_SPEC): Define.
539 2001-06-08 Jakub Jelinek <jakub@redhat.com>
541 * tradcpp.c (do_define): Make sure we don't walk past limit.
543 2001-06-08 Jakub Jelinek <jakub@redhat.com
545 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
547 * doc/cpp.texi (__NO_INLINE): Document it.
549 2001-06-08 Mark Mitchell <mark@codesourcery.com>
551 * except.c (expand_eh_region_end_allowed): Call
552 do_pending_stack_adjust as necessary.
554 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
556 * doc/install.texi2html (MAKEINFO): Keep value if set already.
558 2001-06-07 Mark Mitchell <mark@codesourcery.com>
560 * tree.h (DECL_SOURCE_FILE): Improve documentation.
561 (DECL_SOURCE_LINE): Likewise.
563 2001-06-07 Phil Edwards <pme@sources.redhat.com>
565 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
566 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
568 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
570 * doc/contrib.texi: Add copyright notice.
572 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
574 * doc/md.texi: Use four digit years in copyright notice.
576 2001-06-07 DJ Delorie <dj@redhat.com>
578 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
579 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
580 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
581 gcov.1: Move to doc subdirectory.
582 * install.texi: Move to doc/install-old.texi.
583 * gcc.texi: Move to doc, refer to install-old.texi.
584 * Makefile.in: Reflect move of docs to doc/.
585 * f/Make-lang.in: Ditto.
586 * java/Make-lang.in: Ditto.
587 * doc/.cvsignore: New.
589 2001-06-07 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
591 * c-tree.texi: Reformat the manual as a single chapter now
592 included by gcc.texi.
593 * gcc.texi: Include c-tree.texi. Merge all indexes.
594 * Makefile.in (dvi): Add generation for the cppinternals
595 documentation. Added dependencies on fdl.texi and c-tree.texi
596 where appropriate. Use TEXI2DVI instead of custom tex calls.
597 (info): Added dependencies on fdl.texi and c-tree.texi where
598 appropriate. Remove the target c-tree.info.
600 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
604 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
606 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
607 pthread_t to objc_thread_t.
608 (__gthread_objc_thread_id): Likewise.
610 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
612 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
613 (ASM_OLDAS_SPEC): Likewise.
615 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
616 (CPP_SUBTARGET_SPEC): Use it.
617 (ASM_OLDAS_SPEC): Define.
619 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
621 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
623 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
626 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
628 * tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
629 Document use of N_(...), and show it in examples. Note that
630 documentation should be added to invoke.texi. Avoid an overfull
633 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
635 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
638 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
640 * install.texi: Remove more obsolete documentation.
642 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
644 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
645 * configure: Rebuilt.
647 2001-06-06 Richard Henderson <rth@redhat.com>
649 * flow.c (mark_used_reg): Clean up looping over multiple hard
650 registers. Do conditional life bits across multiple hard regs.
652 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
654 * reload1.c (reload): Revert Schmidt's change so all USEs are not
655 deleted during reload.
657 2001-06-05 Mark Mitchell <mark@codesourcery.com>
659 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
660 functions here, instead of ...
661 * c-decl.c (c_expand_body): ... here.
663 2001-06-05 Richard Henderson <rth@redhat.com>
665 * dwarf2.h (DW_EH_PE_aligned): New.
666 * dwarf2asm.c (eh_data_format_name): Name it.
667 (dw2_asm_output_encoded_addr_rtx): Align for it.
668 * dwarf2out.c (output_call_frame_info): Handle it for personality
669 routine and LSDA pointers.
671 * unwind-pe.h (DW_EH_PE_aligned): New.
672 (base_of_encoded_value): Handle it.
673 (read_encoded_value_with_base): Likewise.
674 * unwind-dw2-fde.c (base_from_object): Likewise.
675 (get_cie_encoding): Likewise.
677 * config/alpha/elf.h: Remove ecoff commentary.
678 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
680 2001-06-05 Mark Mitchell <mark@codesourcery.com>
682 * print-rtl.c (xspaces): Remove.
683 (print_rtx): Use printf field-width, rather than xpsaces, to
685 * toplev.c (main): Disable sibling-call optimization if we are
688 2001-06-05 Bernd Schmidt <bernds@redhat.com>
690 * reload1.c (reload): Delete all USEs generated during reload.
692 Tue Jun 5 21:08:39 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
694 * config.gcc (i?86-*-solaris2*): Enable shared libgcc.
696 2001-06-05 Phil Edwards <pme@sources.redhat.com>
698 * gccbug.in: Remove high priority.
700 2001-06-05 scott snyder <snyder@fnal.gov>
702 * gccbug.in: Fix typo.
704 2001-06-05 David Edelsohn <edelsohn@gnu.org>
706 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
707 __WCHAR_TYPE__ definition.
708 (WCHAR_TYPE_SIZE): #undef before #define.
710 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
712 * c-common.h (flag_dump_translation_unit): Remove.
713 (enum tree_dump_index): Define.
714 (TDF_ADDRESS, TDF_SLIM): New #defines.
715 (dump_node_to_file): Remove.
716 (dump_node): Make extern. Add flags.
717 (dump_flag, dump_enabled_p, dump_begin, dump_end,
718 dump_switch_p): Prototype.
719 * c-common.c (flag_dump_translation_unit): Remove.
720 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
721 logic. Use dump_switch_p.
722 * c-dump.h (struct dump_info): Add node and user fields.
723 (dump_pointer): Declare.
724 * c-dump.c (dump_node): Make extern. Add flags.
725 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
726 (dump_new_line, dump_maybe_newline): Use them.
727 (dump_pointer): New function.
728 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
729 chain or function's body. Dump address, if TDF_ADDRESS set.
731 (dump_node_to_file): Remove.
732 (struct dump_file_info): New struct.
733 (dump_files): New array.
734 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
735 * c-lang.c (finish_file): Adjust dumping.
736 * toplev.h (dump_base_name): Make extern.
737 * invoke.texi: Document new flags.
739 2001-06-04 Mark Mitchell <mark@codesourcery.com>
741 * c-tree.h (lang_decl): Add pending_sizes fields.
742 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
744 (c_expand_body): Expand them.
745 (lang_mark_tree): Mark lang_decl:pending_sizes.
746 * function.c (expand_pending_sizes): New function, broken out
748 (expand_function_start): ... here.
749 * tree.h (expand_pending_sizes): Declare it.
751 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
753 * doc/install.texi: Update FreeBSD information. Generalize
754 and update information for alpha-based platforms using ELF.
756 2001-06-04 Richard Henderson <rth@redhat.com>
758 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
759 optimization if current_function_calls_setjmp.
761 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
763 * c-tree.texi: Fix documentation of TREE_STRING_LENGTH for wide
766 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
768 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
769 (store_parm_decls): Likewise.
770 * c-typeck.c (convert_arguments): Likewise.
772 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
774 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
775 mark_constant_pool_use before output_addr_const.
776 (struct pool_node): New field wend.
777 (add_constant): Note a sequence of constants that are referenced
779 (pool_window_label, pool_window_last): New variables.
780 (dump_table): Emit a unspec_volatile representing the end of a
781 sequence of constants.
782 (mark_constant_pool_use): New function.
783 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
784 (consttable_2): Add the second operand which flags whether
785 this consttable entry was used or not.
786 (consttable_4, consttable_8, consttable_sf, consttable_df):
788 (consttable_window_end): New insn.
790 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
793 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
794 (shl_and_kind): Cast wide constant.
795 (gen_far_branch): Define as static, as in declaration.
796 (barrier_align): Compute cache-line length as unsigned. Add
797 parentheses in initial credit computation.
798 (rounded_frame_size): Add parentheses.
799 (permanent_obstack): Remove declaration. Include ggc.h for
800 declaration of ggc_add_root_rtx().
801 (get_free_reg): Removed declaration of unused variable reg.
802 (legitimize_pic_address): Mark mode argument as unused.
804 2001-06-03 Igor Shevlyakov <igor@windriver.com>
806 * config/sh/sh.c (output_branch): Support for insn with lenght
807 attr 12 & 16 which represents cond branches outside +-4096 range.
809 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
811 * config/sh/lib1funcs.asm (ic_invalidate): Align the
812 cache-mirroring sequence. Add nops.
814 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
816 * install.texi: Remove more old installation documentation.
817 * doc/install.texi: Add relevant parts here.
819 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
821 * doc/install.texi2html: New script.
823 2001-06-03 David Edelsohn <edelsohn@gnu.org>
825 * doc/install.texi: Update AIX information again.
827 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
829 * gcc.texi, install.texi: Remove old system-specific installation
831 * doc/install.texi: Move it to here.
833 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
835 * doc/install.texi: Clean up Texinfo markup.
837 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
839 * cpp.texi, cppinternals.texi, gcc.texi: Move contents to just
842 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
844 * install.texi: Remove documentation of some configuration
846 * doc/install.texi: Add relevant parts of this documentation here.
848 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
850 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
851 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
853 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
855 * install.texi: Remove libgcc1 documentation.
856 * gcc.texi: Remove link to Cross Runtime.
858 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
860 * invoke.texi: Remove references to papers about sequence points to
861 readings.html, refer to that page.
863 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
865 * README: Update references to installation instructions.
867 2001-06-01 Laurent Guerby <guerby@acm.org>
868 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
870 * doc/install.texi: Define srcdir when sources come from CVS.
871 Significantly improve markup. Wrap overly long lines.
873 2001-05-31 Richard Henderson <rth@redhat.com>
875 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
876 also link against libgcc.a.
878 Thu May 31 19:17:01 CEST 2001 Jan Hubicka <jh@suse.cz>
880 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
882 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
884 * install.texi (Configuration): Add html links for --with-gnu-as &
885 --with-gnu-ld and refer to them from hppa & SCO triplets.
886 (Specific): Link back to with-gnu-ld for all ELF platfoms.
887 (Specific): Reword AVR binutils recommendation.
889 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
891 * extend.texi: Fix formating of examples, eliminate some
893 * gcc.texi: Eliminate some 'overfull hboxes'.
894 * invoke.texi: Use two spaces between command options, eliminate
895 some 'overfull hboxes'.
897 2001-05-30 Richard Henderson <rth@redhat.com>
899 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
901 2001-05-30 Tom Tromey <tromey@redhat.com>
903 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
904 use it in the new association.
906 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
907 David O'Brien <obrien@freebsd.org>
909 FreeBSD system configuration merged from mainline.
911 * config.gcc (the unlabeled system switch statement): Add
912 generic configuration section to handle *-*-freebsd*. Also,
913 to match the system compiler, default to threading support (it
914 may be disabled with the standard --disable-threads
915 configuration-time switch). Report bad configuration.
916 (i[34567]86-*-freebsd* in machine-specific section): Use it.
917 (alpha*-*-freebsd* in machine-specific section): Likewise.
919 * config/freebsd.h (LIB_SPEC): Key the exact setting to
920 configure-time options and target version of FreeBSD. Set-up
921 to match architectural change in threading support. Correctly
922 report when -pthread option is not supported by configure-time
924 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
925 and extend to encode target version number in run-time setting
926 of __FreeBSD__ macro to match the system compiler. Use #endif/#if pair
927 instead of #elif (which is OK for this case but not in general).
928 (CPP_PREDEFINES): Likewise.
929 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
931 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
932 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
934 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
935 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
936 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
937 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
938 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
940 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
941 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
942 -pthread instead setting macro.
944 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
945 John David Anglin <dave@hiauly1.hia.nrc.ca>
947 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
948 to target type to allow ISO C++ compiler to accept it.
949 * gthr-dce.h (__gthread_active_ptr): Likewise.
950 * gthr-solaris.h (__gthread_active_ptr): Likewise.
952 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
954 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
955 so that we do accept comments in preprocessed input.
957 2000-05-30 Kelley Cook <kelley.cook@home.com>
959 * config/i386/i386.h (TARGET_SWITCHES): Remove -mmmx and -msse options.
961 2001-05-30 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
963 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
964 of just copying CPP_CPU_SPEC.
966 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
968 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
970 2001-05-30 Hans-Peter Nilsson <hp@axis.com>
972 * Makefile.in (s-mlib): Make backtick-commands always succeed.
973 (DRIVER_DEFINES): Ditto.
975 2001-05-29 Stan Shebs <shebs@apple.com>
977 * gcc.texi: Add links for information about Objective-C.
979 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
981 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
983 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
985 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
986 /bin/sed fails on [^\"]).
987 (configargs.h): Likewise.
988 * configure: Rebuilt.
990 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
992 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
993 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
994 Remove trailing whitespace.
996 2001-05-28 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
998 * c-common.c (c_common_nodes_and_builtins): Change __builtin_fsqrt
1000 * extend.texi (Other Builtins): Update documentation about
1003 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1005 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1006 became http://freeware.sgi.com/.
1008 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1010 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1012 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1014 * cpplib.c (run_directive): Set pfile->directive.
1016 2001-05-27 Nathan Sidwell <nathan@codesourcery.com>
1018 * lists.c (init_EXPR_INSN_LIST_cache): Only called once.
1019 * toplev.c (rest_of_compilation): Don't call it here.
1020 (compile_file): Call it here.
1022 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1024 * combine.c (try_combine): Fix typo in comment.
1025 * expr.c (expand_expr): Likewise.
1026 * config/i370/i370.md (untyped_call): Likewise.
1028 2001-05-26 Bruce Korb <bkorb@gnu.org>
1030 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1031 when fixincl is operating in test mode
1032 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1033 (AAB_ultrix_limits): remove redundant text
1034 (AAB_ultrix_memory): ditto
1035 (AAB_ultrix_string): ditto
1036 (djgpp_wchar_h): fix the test text
1037 (irix_stdio_va_list): add test text
1038 (irix_limits_const): add a testing output file (limits.h is overwritten)
1039 (strict_ansi_not_ctd): put limits.h second in list for same reason
1040 (solaris27_mutex_init): test text needed selection text, too
1042 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1043 when fixincl is operating in test mode
1045 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1047 * toplev.c (debug_args, f_options, W_options): Mark
1048 descriptions for translation.
1049 (display_help): Translate descriptions on output.
1051 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1052 objc/lang-options.h: Mark descriptions for translation.
1054 * aclocal.m4: Quote final argument of patsubst. Use
1055 3-argument form of AC_DEFINE. Restore quotes to [] while
1057 * configure, config.in: Regenerate.
1059 2001-05-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1061 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Remove MODE argument.
1063 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1065 * config/arc/initfini.c (.init): Fix typo.
1067 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1069 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1071 2001-05-25 Richard Henderson <rth@redhat.com>
1073 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1074 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1075 (sparc*-*-solaris2): Likewise.
1076 * config/t-linux: Remove shared libgcc macros.
1077 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1078 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1080 2001-05-25 Richard Henderson <rth@redhat.com>
1082 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1084 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1086 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1087 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1088 * fixinc/fixincl.x: Regenerate.
1089 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1090 (FIX_TEST_TABLE): Declare it.
1091 * fixinc/fixlib.h: Include config.h.
1093 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1095 * fixinc/inclhack.def (alpha___assert): Change char * args to
1096 const char * on Tru64 UNIX to avoid excessive warnings from
1098 * fixinc/fixincl.x: Regenerate.
1100 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1102 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1104 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1107 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1109 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1110 instead of rtx_equal_p for early clobber test.
1112 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1114 * aclocal.m4: Fixed typo.
1115 (gcc_AC_HEADER_STDBOOL): Define.
1116 (gcc_AC_C__BOOL): Define.
1117 * configure.in: Use them.
1118 (AC_CHECK_HEADERS): Remove stdbool.h
1119 * configure, config.in: Regenerate.
1121 2001-05-25 Richard Henderson <rth@redhat.com>
1123 * config/i386/i386.md: Revert previous change. Do not apply
1124 the peephole if the components do not die after the sequence.
1126 2001-05-25 Mark Mitchell <mark@codesourcery.com>
1128 * config/i386/i386.md: Make sure cmpstr peepholes do not
1129 affect liveness information.
1131 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1133 * c-typeck.c (digest_init): Issue error messages about
1134 invalid constants, not warnings.
1136 * invoke.texi (-fno-builtin): Document that this is always on
1139 2001-05-24 Philip Blundell <philb@gnu.org>
1141 * config/arm/arm.c (output_return_instruction): Correctly handle
1142 interworking and interrupt functions.
1144 2001-05-24 Philip Blundell <philb@gnu.org>
1146 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
1147 -m{no-}sched-prolog. Fix typos and improve formatting.
1149 2001-05-24 Philip Blundell <philb@gnu.org>
1151 * invoke.texi (ARM Options): Improve wording slightly. Add
1152 documentation for more options, including those for Thumb mode.
1153 Don't mention options that don't exist or are unimplemented.
1154 (Thumb Options): Delete; merged into above section.
1156 2001-05-24 Geoff Keating <geoffk@redhat.com>
1158 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
1159 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
1161 2001-05-23 Richard Henderson <rth@redhat.com>
1163 * doc/install.texi (alpha-linux): Require binutils 2.11.
1165 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
1167 * extend.texi (Attribute Syntax): Clarify application of
1168 attributes to parameters declared as functions or arrays.
1170 2001-05-23 Zack Weinberg <zackw@stanford.edu>
1172 * diagnostic.c (vnotice): Kill.
1173 (fnotice): Call vfprintf directly.
1174 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
1175 verbatim, set_diagnostic_context): Rename string argument to
1176 indicate that it is run through gettext.
1177 (vbuild_message_string, build_message_string, output_do_printf):
1178 Rename string argument to indicate that it is NOT run through
1180 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
1181 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
1182 Run msgid argument through gettext.
1183 (default_print_error_function): Run constant strings through
1184 gettext when nothing else will.
1185 (fatal_error, internal_error, error_recursion): Use fnotice.
1186 Present complete sentences to gettext.
1188 2001-05-23 Mark Mitchell <mark@codesourcery.com>
1190 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
1192 2001-05-22 Richard Henderson <rth@redhat.com>
1194 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
1195 section pointer alignment.
1197 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
1199 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
1200 of __USER_LABEL_PREFIX__.
1202 2001-05-22 Richard Henderson <rth@redhat.com>
1204 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
1205 (__deregister_frame_info_bases): New.
1206 * unwind-dw2-fde.h: Declare it.
1207 * libgcc-std.ver: Export it.
1208 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
1209 called __register_frame_info_bases.
1211 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
1213 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
1214 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
1215 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
1216 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
1217 "r2" to the assembly file. Only issue allocs with non-zero parameters.
1219 2001-05-22 Richard Henderson <rth@redhat.com>
1221 * libgcc2.c: Include hwint.h.
1223 2001-05-22 Richard Henderson <rth@redhat.com>
1225 * crtstuff.c (__register_frame_info_bases): Declare.
1226 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1227 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1229 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1230 (CRT_GET_RFIB_DATA): New.
1231 * config/i386/sysv4.h: Likewise.
1232 * config/i386/sco5.h: Likewise.
1233 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1235 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1237 * doc/install.texi (Specific): Remove a bogus and duplicate part
1238 copied from the end of the document.
1240 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1242 * install.texi: Remove obsolete information on SunOS as well as
1243 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
1244 (Installing GNU CC on the Sun): Remove section.
1246 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
1248 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
1249 keep errno unchanged on success.
1251 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1253 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
1254 once for hexadecimal floats, whether or not they contain a decimal
1255 point. Don't let the setting of pedantic otherwise affect the
1256 parsing of hexadecimal floats.
1258 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1260 * README.ACORN: Remove obsolete file.
1262 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1264 Merge objc.texi from mainline:
1265 2001-02-28 Ovidiu Predescu <ovidiu@cup.hp.com>
1266 * objc-features.texi: Document the @compatibility_alias compiler
1267 directive (description from Nicola Pero <n.pero@mi.flashnet.it>).
1269 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1271 * tree.h (type_num_arguments): Declare it.
1272 * tree.c (type_num_arguments): New function.
1274 2001-05-21 Richard Henderson <rth@redhat.com>
1276 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1279 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1281 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1282 non-register variables.
1283 * extend.texi: Document that asm-specifications do not make sense
1284 for non-static local variables.
1286 2001-05-17 Andrew Haley <aph@redhat.com>
1288 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1290 2001-05-20 Mark Mitchell <mark@codesourcery.com>
1291 Jim Wilson <wilson@redhat.com>
1293 * libgcc2.h (TItype): Do not assume that the host has 64-bit ntegers.
1294 (W_TYPE_SIZE): Likewise.
1296 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1298 * extend.texi: Clarify documentation of extensions included in ISO
1299 C99. Prefer C99 terminology and syntax to old GNU terminology and
1300 syntax. Add more index entries. Document mixed declarations and
1301 code as an extension in C89 mode. Warn about future changes to
1302 semantics of inline functions. Fixes PR other/930.
1304 2001-05-20 Richard Henderson <rth@redhat.com>
1306 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1307 to be output before a branch.
1309 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1310 * sched-deps.c (sched_analyze_insn): Remove unused vars.
1312 2001-04-05 Bernd Schmidt <bernds@redhat.com>
1313 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
1316 2001-04-04 Bernd Schmidt <bernds@redhat.com>
1317 * sched-deps.c (sched_analyze_insn): Partially revert March 27
1320 2001-05-20 Richard Henderson <rth@redhat.com>
1322 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1324 2001-05-20 Richard Henderson <rth@redhat.com>
1326 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1327 (ASM_DOUBLE): Remove.
1328 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1329 * config/i386/sun386.h: Likewise.
1331 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1332 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1334 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1335 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1336 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1337 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
1339 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
1340 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
1341 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
1342 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
1343 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
1344 * config/i386/win-nt.h, config/i386/win32.h: Likewise.
1346 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1348 * invoke.texi: Add more options to summary list.
1350 2001-05-19 Zack Weinberg <zackw@stanford.edu>
1352 * extend.texi: Document #pragma GCC java_exceptions.
1354 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1356 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
1357 used. Fixes PR c/2291.
1358 * gcc.1: Regenerate.
1360 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1362 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
1363 the -fpic and -fPIC options, clear flag_pic.
1365 2001-05-19 Brad Lucier <lucier@math.purdue.edu>, Alexandre Oliva <aoliva@redhat.com>
1367 * Makefile.in (alloca.o): Depend on $(GCONFIG_H).
1368 ($(HOST_PREFIX_1)alloca.o): Depend on $(HCONFIG_H). Arrange for
1369 hconfig.h to be included.
1371 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
1373 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
1375 (expand_eh_return): Convert between word_mode and Pmode.
1376 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
1378 (execute_stack_op): Likewise.
1379 (execute_cfa_program): Likewise.
1380 (uw_frame_state_for): Likewise.
1381 (uw_update_context_1): Likewise.
1382 * unwind.inc (_Unwind_Reason_Code): Likewise.
1383 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
1384 (EH_RETURN_STACKADJ_RTX): Likewise.
1385 * config/mips/mips.c (compute_frame_size): Make space for saving
1386 EH return registers.
1387 (mips_expand_epilogue): Handle EH stack adjustments.
1388 * config/mips/mips.md (eh_return): New pattern.
1389 (eh_set_lr_si): Likewise.
1390 (eh_set_lr_di): Likewise.
1391 Add splitter to perform EH return after reload.
1393 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1395 * jump.c (mark_jump_label): Tidy previous change.
1397 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1398 Bruce Korb <bkorb@gnu.org>
1400 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1401 found in fixinc directory. Facilitates binary distributions.
1403 2001-05-19 Bruce Korb <bkorb@gnu.org>
1405 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1406 * fixinc/genfixes: emit a warning if AutoGen is out of date
1407 * fixinc/fixincl.x: regen
1408 * fixinc/Makefile.in: open stdin for those building with a closed one.
1410 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1412 * jump.c (mark_jump_label): Tidy previous change.
1414 * jump.c (jump_optimize_1): Tidy.
1415 (mark_jump_label): When changing the label in a LABEL_REF, change
1416 update any REG_EQUAL notes as well.
1418 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1420 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1422 * toplev.c (main): If the target does not allow profiling without
1423 a frame pointer, issue an error message.
1424 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1427 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1429 * regrename.c (regrename_optimize): frame pointer register can
1432 2001-05-18 John David Anglin <dave@hiauly1.hia.nrc.ca>
1434 * toplev.c (note_outlining_of_inline_function): Add ATTRIBUTE_UNUSED
1435 to argument declaration.
1437 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1439 * README.DWARF: Move into dwarfout.c.
1441 2001-05-18 Stan Shebs <shebs@apple.com>
1443 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1444 * configure: Regenerate.
1446 2001-05-18 Geoff Keating <geoffk@redhat.com>
1448 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
1449 the link register if we're not going to use it.
1451 * config/rs6000/rs6000.c (output_function_profiler): Fix a warning.
1453 2001-05-18 Per Bothner <per@bothner.com>
1455 Changes needed for java/jvspec.c
1456 * gcc.h (n_infiles, outfiles): Add declarations.
1457 * gcc.c (n_infiles, outfiles): Mske no longer static.
1459 Fri May 18 10:12:19 2001 Jeffrey A Law (law@cygnus.com)
1461 * config/pa/som.h (EXCEPTION_SECTION): Define.
1463 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1466 2001-02-09 Nick Clifton <nickc@redhat.com>
1467 * config/arm/arm.md: Change output constraint on post inc
1468 load/store multiple patterns to be a read/write constraint.
1470 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1472 * function.c (expand_function_start): Avoid creating BLKmode
1475 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1477 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1478 DIE, even if it has no children.
1479 (dwarf2out_finish): Always output the line-number table, even if
1482 2000-05-18 David Edelsohn <edelsohn@gnu.org>
1484 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1486 2000-05-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1488 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
1489 offsets if not REG_OK_STRICT.
1491 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
1492 (INT_REG_OK_FOR_INDEX_P): Likewise.
1493 (INT_REG_OK_FOR_BASE_P): Likewise.
1494 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
1495 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
1496 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
1497 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
1498 REG_OK_FOR_BASE_P. Take an additional parameter.
1499 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
1500 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
1501 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
1502 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
1503 rs6000_legitimate_address() and use it.
1504 * config/rs6000/rs6000.c: Update all callers.
1505 (rs6000_legitimate_address): New function.
1507 2001-05-17 Mark Kettenis <kettenis@wins.uva.nl>
1509 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1511 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1513 * doc/install.texi: Update Solaris information.
1515 * except.h (protect_cleanup_actions): Remove it.
1516 (lang_protect_cleanup_actions): Declare it.
1517 * except.c (protect_cleanup_actions): Remove it.
1518 (lang_protect_cleanup_actions): New variable.
1519 (init_eh): Don't make protect_cleanup_actions a GC root.
1520 (expand_eh_region_and_cleanup): Call
1521 lang_protect_cleanup_actions.
1522 (output_function_exception_table): Remove unused `align'
1524 * varasm.c (assemble_external): Abort if we have not yet
1525 opened the assembly output file.
1527 Thu May 17 11:53:49 2001 Jeffrey A Law (law@cygnus.com)
1529 * pa.c (hppa_init_pic_save): No longer update last_parm_insn.
1531 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1532 for eh_personality_libfunc.
1534 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1536 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1537 (reload_as_needed): Call update_eliminable_offsets a bit later.
1539 * expr.c (protect_from_queue): Protect against subsequent calls to
1541 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1544 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1546 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1549 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1551 * gccbug.in (CATEGORIES): Add "bootstrap".
1553 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1555 * stmt.c (expand_asm_operands): For inout operands, make sure
1556 the substitution of '=' for '+' makes it into the rtl.
1558 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1560 * gcc.texi (gccbug): Refer to the web pages for detailed information
1563 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1564 Bruce Korb <bkorb@gnu.org>
1566 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1569 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1571 * assert.h: Removed.
1572 * libgcc-std.ver, sys-protos.h: Remove __eprintf.
1573 * libgcc2.c: Document that __eprintf exists for backward
1575 * configure.in: Correct commentary now assert.h does not exist.
1576 * configure: Regenerate.
1578 * Makefile.in: Delete INSTALL_ASSERT_H, assertdir, and all
1579 references to either. Delete install-assert-h target. Do not
1580 create $(assertdir) or $(gcc_tooldir) in mkinstalldirs target.
1581 Move _eprintf from LIB2FUNCS to LIB2FUNCS_ST; pass
1582 LIB2FUNCS_ST to mklibgcc.
1583 * cross-make: Don't set assertdir.
1584 * mklibgcc.in: Add support for LIB2FUNCS_ST.
1586 * config/t-freebsd, config/t-linux, config/t-linux-aout,
1587 config/t-netbsd, config/t-openbsd, config/t-rtems, config/x-linux,
1588 config/alpha/t-interix, config/i386/t-beos, config/i386/t-interix,
1589 config/mcore/t-mcore, config/mcore/t-mcore-pe:
1590 No need to set INSTALL_ASSERT_H.
1592 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
1593 fixinc/fixinc.svr4, fixinc/fixinc.winnnt, fixinc/fixinc.wrap,
1594 fixinc/fixincl.sh: Don't install assert.h.
1596 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1598 * i386.md: Add two peepholes to clean up code generated by
1601 2001-05-16 Richard Henderson <rth@redhat.com>
1603 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1604 variants of non-absolute encodings.
1606 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1608 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1609 __register_frame_info_table_bases): Export.
1611 Wed May 16 13:38:21 2001 Jeffrey A Law (law@cygnus.com)
1613 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
1616 2001-05-16 Richard Henderson <rth@redhat.com>
1618 * except.c (eh_data_format_name): Move to ...
1619 * dwarf2asm.c: ... here. Use designated initializers if available.
1620 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1621 * dwarf2asm.h: Update declarations.
1622 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1623 ASM_PREFERRED_EH_DATA_FORMAT.
1624 (output_call_frame_info): Likewise. Use 'L' augmentation for
1627 * unwind-dw2-fde.h (struct fde_vector): New.
1628 (struct old_object): Rename from struct object.
1629 (struct object): New.
1630 (__register_frame_info_bases): Declare.
1631 (__register_frame_info_table_bases): Declare.
1632 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
1633 * unwind-dw2-fde.c (objects): Remove.
1634 (unseen_objects, seen_objects): New.
1635 (__register_frame_info_bases): New.
1636 (__register_frame_info): Use it.
1637 (__register_frame_info_table_bases): New.
1638 (__register_frame_info_table): Use it.
1639 (__deregister_frame_info): Rewrite for changed object struct.
1640 (base_from_object, get_cie_encoding, get_fde_encoding): New.
1641 (fde_unencoded_compare): Rename from fde_compare; uninline.
1642 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
1643 (start_fde_sort): Adjust for new definition of fde_vector.
1644 (fde_insert): Likewise.
1645 (end_fde_sort): Likewise. Select comparison function based
1646 on properties of the object.
1647 (fde_split): Take object and fde_compare_t arguments.
1648 (frame_heapsort, fde_merge): Likewise.
1649 (classify_object_over_fdes): Rename from count_fdes. Handle
1650 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
1652 (add_fdes): Handle encoded pointers.
1653 (init_object): Rename from frame_init. Update for new struct object.
1654 (linear_search_fdes): Rename from search_fdes. Handle encoded
1656 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
1657 (binary_search_single_encoding_fdes): New.
1658 (binary_search_mixed_encoding_fdes): New.
1659 (search_object): New.
1660 (_Unwind_Find_FDE): Update for new struct object. Fill in
1662 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
1663 iterating over EH data.
1664 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
1665 fde_encoding, lsda_encoding.
1666 (read_uleb128, read_sleb128): Remove.
1667 (read_encoded_pointer): Remove. All callers use read_encoded_value.
1668 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
1669 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
1671 * unwind-pe.h: Add "struct" to _Unwind_Context references.
1673 2001-05-16 Andreas Jaeger <aj@suse.de>
1675 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
1677 * toplev.c: Include dwarf2asm.h for prototype of
1678 dw2_output_indirect_constants.
1680 2001-05-16 Richard Henderson <rth@redhat.com>
1682 2001-03-08 Richard Henderson <rth@redhat.com>
1683 * configure.in (HAVE_AS_LEB128): New assembler check.
1684 * configure, config.in: Rebuilt.
1686 2001-05-16 David Edelsohn <edelsohn@gnu.org>
1688 * doc/install.texi: Update AIX information.
1689 * README.RS6000: Remove obsolete file.
1691 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1693 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
1695 2001-05-16 Jakub Jelinek <jakub@redhat.com>
1696 Nathan Sidwell <nathan@codesourcery.com>
1698 * gcc.c (give_switch): Don't write before start of string.
1699 Always append suffix.
1701 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
1703 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
1706 2001-05-16 Dean Wakerley <dean@wakerley.com>
1708 * doc/install.texi: New file. Converted to texinfo from the HTML
1709 documentation in wwwdocs/htdocs/install.
1711 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1713 * README.ALTOS: Remove obsolete file.
1715 Tue May 15 22:12:41 2001 Jeffrey A Law (law@cygnus.com)
1717 * flow.c (life_analysis): After life analysis is complete, do
1718 an optional scan over insns looking for REG_LABEL notes that
1719 reference a deleted label.
1720 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
1721 before peeking at LABEL_NUSES.
1723 2001-05-15 Richard Henderson <rth@redhat.com>
1725 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
1726 (_Unwind_GetTextRelBase): New.
1728 2001-05-15 Mark Mitchell <mark@codesourcery.com>
1730 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1732 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
1734 * gthr-posix.h: Make additional pthread-* functions weak.
1736 2001-05-14 Richard Henderson <rth@redhat.com>
1738 * configure.in (gcc_cv_as_eh_frame): New test.
1739 * config.in, configure: Rebuild.
1740 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
1742 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
1744 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
1745 for RETURNS as well.
1746 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
1747 extended precision divide.
1749 2001-05-14 Andrew Haley <aph@redhat.com>
1751 * reload1.c (copy_eh_notes): New function.
1752 (emit_input_reload_insns): Call it.
1753 (emit_output_reload_insns): Call it.
1755 * emit-rtl.c (try_split): Copy EH notes to sequence.
1757 2001-05-14 Richard Henderson <rth@redhat.com>
1759 2001-04-12 Richard Henderson <rth@redhat.com>
1760 * Makefile.in (regmove.o): Depend on except.h.
1761 * regmove.c: Include it.
1763 Mon May 14 08:57:23 2001 Jeffrey A Law (law@cygnus.com)
1765 * config/pa/som.h (NM_FLAGS): Remove.
1766 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
1767 (ASM_OUTPUT_SECTION_NAME): Remove.
1768 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
1770 2001-05-14 Mark Mitchell <mark@codesourcery.com>
1772 * regrename.c (regrename_optimize): Do not rename registers to
1775 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
1777 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
1778 contain MEMs. Remove useless distinction about clobbering
1781 2001-05-13 Richard Henderson <rth@redhat.com>
1783 2001-03-28 Richard Henderson <rth@redhat.com>
1784 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
1785 not TARGET_TOC for special toc restore handling.
1786 * config/rs6000/rs6000.md (eh_return): Likewise.
1788 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
1790 * tm.texi (THREAD_MODEL_SPEC): Document it.
1791 * gcc.c (main): Use it.
1792 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
1793 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
1795 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1797 * rtl.h (SYMBOL_REF_WEAK): New macro.
1798 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
1799 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
1800 * rtl.texi (SYMBOL_REF_WEAK): Document it.
1801 * gcc.texi: Remove wrong description.
1803 2001-05-13 Mark Mitchell <mark@codesourcery.com>
1805 * stringpool.c (xxx, yyy): Remove.
1806 (get_identifier): Don't set them.
1808 * Makefile.in (STAMP): New macro.
1809 Replace all uses of `touch' with $(STAMP).
1810 * fixinc/Makefile.in: Likewise.
1812 2001-05-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1814 * i386.c (ix86_save_reg): Change `bool' parameter to `int'.
1816 2001-05-12 Richard Henderson <rth@redhat.com>
1818 EH merge from mainline, continued.
1820 2001-05-12 Richard Henderson <rth@redhat.com>
1821 * dwarf2asm.c (size_of_encoded_value): New function.
1822 * dwarf2asm.h: Declare it.
1823 * except.c (output_function_exception_table): Align the TType
1824 array only as wide as the encoding.
1826 2001-05-11 Richard Henderson <rth@redhat.com>
1827 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1828 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
1829 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
1830 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
1831 (dw2_output_indirect_constants): Prototype.
1832 * dwarf2out.c (dwarf2out_begin_prologue): Generate
1833 current_function_func_begin_label if we'll need it for EH. Exit
1834 early for IA64_UNWIND_INFO.
1835 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
1836 (eh_data_format_name): Update for indirect references.
1837 (output_function_exception_table): Care for IA64_UNWIND_INFO.
1838 Handle ASM_PREFERRED_EH_DATA_FORMAT.
1839 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
1840 define HAVE_eh_return etc.
1841 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
1842 (final_end_function): Don't call output_function_exception_table.
1843 * toplev.c (compile_file): Call dw2_output_indirect_constants.
1844 (rest_of_compilation): Invoke output_function_exception_table
1845 for ia64 before assemble_end_function.
1846 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
1847 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
1849 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
1850 * unwind.h: Declare them.
1851 * libgcc-std.ver: Export them.
1852 * unwind-pe.h: New file.
1854 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1856 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
1858 (find_fde_for_dso): Extract DT_PLTGOT.
1859 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
1860 the segment and gp as well.
1861 * config/ia64/frame-ia64.c: Remove file.
1862 * config/ia64/frame-ia64.h: Remove file.
1863 * config/ia64/unwind-ia64.c: New file.
1864 * config/ia64/unwind-ia64.h: New file.
1865 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
1866 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
1867 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
1868 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1869 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1870 (IA64_UNWIND_INFO): Re-enable.
1871 (HANDLER_SECTION): Remove.
1872 (EH_RETURN_DATA_REGNO): New.
1873 * config/ia64/ia64.md (exception_receiver): Remove.
1874 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
1875 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
1877 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
1878 * except.c (sjlj_mark_call_sites): Do not search for assignments to
1879 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1881 2001-05-05 Richard Henderson <rth@redhat.com>
1882 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
1883 to the parent of the fixup region.
1885 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
1886 * except.c (expand_eh_region_start): Don't start a new block.
1887 (expand_eh_region_end): Don't end a block.
1888 * stmt.c (expand_end_bindings): Don't end EH blocks.
1889 (expand_decl_cleanup): Starting an EH region won't change the block.
1890 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
1891 (is_eh_region): Lose.
1894 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
1895 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
1897 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
1898 * except.c (get_exception_filter): word_mode, not Pmode.
1900 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
1901 * except.c (expand_eh_region_end_cleanup): Force pending stack
1902 adjust before emitting label that branches around cleanup code.
1904 2001-04-25 Richard Henderson <rth@redhat.com>
1905 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
1906 of registers to restore along non eh_return path.
1908 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
1909 * except.c (reachable_handlers): Step out one level from a RESX.
1911 * except.c (struct eh_region): Rename 'last' to 'resume'.
1912 (mark_eh_region, duplicate_eh_region_1): Adjust.
1913 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
1914 (build_post_landing_pads): Likewise.
1915 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
1916 (expand_eh_region_end_must_not_throw): Likewise.
1917 (connect_post_landing_pads): Thread (only) regions with non-deleted
1920 * except.c (expand_eh_region_end_cleanup): Save the EH return data
1921 registers around the cleanup.
1922 (get_exception_filter): New fn.
1923 (finish_eh_generation): Use it.
1925 2001-04-03 Richard Henderson <rth@redhat.com>
1926 * rtl.h (LCT_THROW): New.
1927 * calls.c (emit_library_call_value_1): Handle it.
1928 * except.c (connect_post_landing_pads): Use it.
1930 2001-03-28 Richard Henderson <rth@redhat.com>
1931 * except.c: Rewrite entirely for IA-64 ABI exception handling.
1932 * except.h: Likewise.
1934 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
1935 (LIB2ADDEHDEP): New.
1936 (LIB2FUNCS_EH): Remove.
1937 (LIB2ADD): Remove LIB2ADDEH.
1938 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
1939 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
1940 (crt{begin,end}[S].o): Likewise.
1941 (except.o): Update includes.
1942 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
1943 (libgcc2_c_dep): Use LIB2ADDEHDEP.
1945 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
1946 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
1947 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
1948 * builtins.c (expand_builtin): Implement it.
1949 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
1950 * c-common.c (c_common_nodes_and_builtins): Declare it.
1951 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
1952 * calls.c (libfunc_nothrow): Remove.
1953 (emit_library_call_value_1): Don't call it.
1954 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
1955 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
1956 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
1957 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
1958 (current_funcdef_number): Globalize.
1959 (output_call_frame_info): Emit frame data if an lsda is needed.
1960 Generate augmentation for personality routine. Don't play with
1962 (dwarf2out_begin_prologue): Record funcdef_number.
1963 * dwarf2out.h (current_funcdef_number): Declare.
1964 * expr.c (expand_expr): Update for except.h name changes.
1965 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
1966 * expr.h (LTI_throw, LTI_rethrow): Remove.
1967 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
1968 (LTI_eh_rtime_match): Remove.
1969 (LTI_unwind_resume, LTI_eh_personality): Add.
1970 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
1971 * final.c (final): Don't call check_exception_handler_labels,
1972 init_insn_eh_region, or free_insn_eh_region.
1973 (final_scan_insn): Always emit debug labels for
1974 NOTE_INSN_EH_REGION notes.
1975 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
1976 (record_active_eh_regions): Remove.
1977 (count_basic_blocks): Check all instructions for REG_EH_REGION.
1978 Use can_throw_internal.
1979 (find_basic_blocks_1): Likewise.
1980 (move_stray_eh_region_notes): Remove.
1981 (find_label_refs): No eh_return_stub_label.
1982 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
1983 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
1985 (delete_unreachable_blocks): Don't track deleted handlers.
1986 (flow_delete_block): Use maybe_remove_eh_handler.
1987 (delete_eh_regions): Remove.
1988 (merge_blocks): Don't check for eh region match.
1989 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
1990 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
1991 (init_propagate_block_info): Disable dead frame store optimization
1992 when current_function_calls_eh_return.
1993 (dump_bb): Don't print eh_beg, eh_end.
1994 * function.c (fixup_var_refs): No catch_clauses.
1995 (expand_function_end): Likewise. Call expand_eh_return before
1996 the return register use. Call sjlj_emit_function_exit_after.
1997 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
1998 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
1999 * ifcvt.c (dead_or_predicable): Remove eh region check.
2000 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
2001 Don't check for EH vs parameters.
2002 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
2003 (expand_inline_function): Call duplicate_eh_regions.
2004 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
2005 (copy_insn_notes): Remap REG_EH_REGION notes.
2006 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
2007 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
2008 check_exception_handler_labels, nor exception_optimize.
2009 (find_cross_jump): No EH region check.
2010 * optabs.c (init_optabs): Update for changed eh libfuncs.
2011 * rtl.def (RESX): New.
2012 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
2013 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
2014 checks. Update for except.h name changes.
2015 (expand_cleanups): Likewise.
2016 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
2017 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
2018 (compile_file): Call init_eh before init_optabs. Don't
2019 output_exception_table here.
2020 (rest_of_compilation): Call convert_from_eh_region_ranges,
2021 convert_to_eh_region_ranges, output_function_exception_table.
2022 Don't emit_eh_context.
2023 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
2024 (EXC_PTR_EXPR): New.
2026 * md.texi (eh_epilogue): Remove.
2027 (eh_return): Document.
2028 * tm.texi (EH_RETURN_DATA_REGNO): Document.
2029 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
2031 * eh-common.h: Remove file.
2032 * frame-dwarf2.c, frame.c, frame.h: Remove files.
2033 * libgcc2.c (L_eh): Remove.
2035 * unwind-dw2-fde.c: New file, largely copied from frame.c.
2036 * unwind-dw2-fde.h: New file.
2037 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
2038 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
2039 * libgcc-std.ver: Update for eh symbols.
2041 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
2042 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
2043 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
2044 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
2045 (EH_RETURN_DATA_REGNO): New.
2046 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
2047 * config/alpha/alpha.md (eh_epilogue): Remove.
2048 (exception_receiver): Use $26 for ldgp input.
2049 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2051 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
2052 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
2053 True for pic register if current_function_calls_eh_return.
2054 (ix86_expand_epilogue): Change "emit_return" argument into "style".
2055 Handle eh_return requirements.
2056 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
2057 (EH_RETURN_STACKADJ_RTX): New.
2058 * config/i386/i386.md (exception_receiver): Remove.
2059 (eh_return, eh_return_1): New.
2060 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2062 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
2063 for eh_return data registers.
2064 (rs6000_emit_prologue): Save eh_return data registers.
2065 (rs6000_emit_epilogue): Force inline restores if eh_return.
2066 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
2067 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
2068 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
2069 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
2070 the target uses one.
2071 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
2072 (return_eh_si, return_eh_di): Remove.
2073 (eh_return): New, from corpse of eh_epilogue.
2074 (eh_set_lr_si, eh_set_lr_di): New.
2076 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
2077 current_function_calls_eh_return.
2078 (output_function_epilogue): Handle eh_return.
2079 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
2080 (EH_RETURN_DATA_REGNO): New.
2081 (EH_RETURN_STACKADJ_RTX): New.
2082 (EH_RETURN_HANDLER_RTX): New.
2083 * config/sparc/sparc.md (call/short branch peepholes): Check
2084 can_throw_internal instead of in_same_eh_region.
2086 2001-03-17 Richard Henderson <rth@redhat.com>
2087 * dwarf2out.c (queue_reg_save): New.
2088 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
2089 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
2091 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
2092 (cfa, cfa_store, cfa_temp): Make static.
2093 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
2095 2001-03-16 Richard Henderson <rth@redhat.com>
2096 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
2097 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
2098 (dw2_asm_output_delta_uleb128): Likewise.
2099 (dw2_asm_output_delta_sleb128): Similarly.
2100 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
2102 2001-03-15 Richard Henderson <rth@redhat.com>
2103 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
2104 if provided by the target.
2105 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
2106 (dw2_asm_output_addr): New.
2107 * dwarf2asm.h (dw2_asm_output_addr): Declare.
2108 * dwarf2out.c (output_cfi): Use it for program addresses.
2109 (output_call_frame_info, output_die): Likewise.
2110 (output_aranges, output_line_info): Likewise.
2112 2001-03-06 Krister Walfridsson <cato@df.lth.se>
2113 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
2115 2001-03-02 Richard Henderson <rth@redhat.com>
2116 * Makefile.in (OBJS): Add dwarf2asm.o.
2117 * dwarf2asm.c, dwarf2asm.h: New files.
2118 * dwarf2out.c (*): Use them.
2119 (size_of_uleb128, size_of_sleb128): Remove.
2120 (output_uleb128, output_sleb128): Remove.
2121 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
2122 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
2123 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
2124 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
2125 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
2126 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
2127 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
2128 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
2129 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
2130 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2131 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
2132 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
2133 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
2134 (dwarf2out_frame_debug): Remove unused variables.
2135 (output_loc_operands): Don't abort on 8 byte constants if
2136 host integers are wide enough.
2137 (output_symbolic_ref): Remove.
2138 (size_of_die): Don't assume 4 byte host integers.
2139 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
2141 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
2142 something stupid with HOST_WIDE_INT to long truncation.
2143 [CONST_DOUBLE]: Likewise.
2145 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
2146 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2147 * config/arm/unknown-elf.h: Likewise.
2148 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
2149 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
2150 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
2151 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
2152 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
2153 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
2154 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
2155 (ASM_OUTPUT_DWARF_OFFSET): Remove.
2156 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
2157 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2158 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
2159 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
2161 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2162 * i386.c (ix86_frame): New structure.
2163 (ix86_compute_frame_size): Kill.
2164 (ix86_compute_frame_layout): New.
2165 (ix86_save_reg): New.
2166 (ix86_can_use_return_insn_p): Use frame layout stuff.
2167 (ix86_expand_prologue): Likewise.
2168 (ix86_expand_epilogue): Likewise.
2169 (ix86_initial_elimination_offset): Likewise.
2170 (ix86_nsaved_regs): Use ix86_save_reg.
2171 (ix86_emit_save_regs): Likewise.
2173 2001-05-12 Richard Henderson <rth@redhat.com>
2175 EH merge from mainline, parts 5 - 16.
2176 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
2177 reduce false positives.
2178 (regmove_optimize): Disable if flag_non_call_exceptions.
2180 * stmt.c (expand_return): Remove always true predicate.
2181 (expand_decl_cleanup_no_eh): Remove dead code.
2183 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
2184 barrier code. Add a scheduling barrier if a non-call insn
2185 can throw internally.
2187 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
2188 Auto-inc addresses trap only if their base register does.
2190 * except.c (can_throw_internal): Rename from can_throw.
2191 * except.h, resource.c: Update references.
2193 * integrate.c (copy_insn_list): Use returnjump_p.
2194 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
2196 * integrate.h (struct inline_remap): Add local_return_label.
2197 * integrate.c (expand_inline_function): Initialize it and emit
2198 it after copy_insn_notes.
2199 (copy_insn_list): Don't store local_return_label here.
2200 (copy_insn_notes): New function split out from copy_insn_list.
2202 * function.h (struct function): Move all boolean valued fields
2203 to single bit fields at the end of the struct.
2205 * flow.c (cleanup_cfg): Take no argument.
2206 * output.h, sibcall.c, toplev.c: Update all calls.
2208 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
2209 (calculate_global_regs_live): Kill call-clobbered registers
2210 across exception edges.
2211 * reg-stack.c (convert_regs_1): Kill the entire target stack
2212 across non-call exception edges.
2214 * flags.h (flag_new_exceptions): Remove.
2215 * toplev.c: Don't set it.
2216 * final.c: Don't check it.
2217 * except.c: Provide stub definition.
2219 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
2220 exceptions, put the note on the trapping instruction.
2222 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
2223 value to target configuration header.
2224 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
2225 * config.in, configure: Rebuild.
2226 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
2227 configuration and target defines.
2228 (exceptions_via_longjmp): Remove.
2229 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
2230 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
2232 2001-05-12 Richard Henderson <rth@redhat.com>
2234 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2235 * mkconfig.sh (DEFINES): Handle entries with '='.
2237 2001-03-22 Zack Weinberg <zackw@stanford.edu>
2238 * mkconfig.sh: Use a subshell with redirected stdout,
2239 instead of closing stdout and confusing commands that run
2240 afterward. Throw away output of cmp.
2242 2001-03-22 Richard Henderson <rth@redhat.com>
2243 * mkconfig.sh: Include insn-flags.h.
2244 * Makefile.in (CONFIG_H): Include insn-flags.h.
2245 (lots of objects): Remove insn-codes.h and insn-flags.h.
2247 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
2248 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
2249 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
2250 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
2251 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
2252 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
2253 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
2254 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
2255 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
2256 v850/v850.c, vax/vax.c:
2257 Don't include insn-flags.h.
2259 * diagnostic.c, expr.h, reload.c, toplev.c:
2260 Don't include insn-codes.h.
2262 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
2263 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
2264 c4x/c4x.c, i960/i960.c, mips/mips.c:
2265 Don't include insn-codes.h or insn-flags.h.
2267 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
2268 or insn-flags.h in the generated code.
2269 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
2270 (main): Forward declare struct rtx_def.
2272 2001-03-09 Zack Weinberg <zackw@stanford.edu>:
2273 * configure.in: Prune nonexistent files from build_xm_file,
2274 xm_file, and host_xm_file lists. Warn unless they're
2276 Don't generate *config.h here.
2277 AC_SUBST all variables needed to generate *config.h.
2278 * mkconfig.sh: New helper script, from code removed from
2280 * Makefile.in: Substitute in variables needed to generate *config.h.
2281 Stop lying about the dependencies contained in CONFIG_H and
2283 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
2284 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
2285 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
2286 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
2287 $(TM_P_H), etc. as appropriate.
2289 2001-05-12 Richard Henderson <rth@redhat.com>
2291 EH merge from mainline, parts 1 - 4.
2292 * gthr-single.h (UNUSED): New. Distinguish between how C
2293 and C++ mark unused function arguments. Use throughout.
2295 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
2297 Rename asynchronous_exceptions to flag_non_call_exceptions.
2298 * except.h (flag_non_call_exceptions): Move ...
2299 * flags.h: ... here.
2301 * rtl.h (LCT_NORETURN): New.
2302 * calls.c (emit_library_call_value_1): Handle it.
2304 * function.c (expand_function_start): Set DECL_REGISTER on
2305 a pseudo used for DECL_RESULT.
2307 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2309 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
2310 about files not ending in newlines.
2312 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2314 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2315 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
2317 2001-05-11 Richard Henderson <rth@redhat.com>
2319 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2320 calls and jumps to be bundled together.
2321 (ia64_reorg): Emit a break after a noreturn call that ends
2323 * config/ia64/ia64.md (break_f): New.
2325 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2327 * regmove.c (regmove_optimize): Suppress the optimization for
2328 unchanging destination register. Add comment above function.
2330 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2332 * loop.h (struct movables): Remove `num'.
2333 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
2334 Adjust call to strength_reduce.
2335 (num_unmoved_movables): New function.
2336 (move_movables): Don't set movables->num.
2337 (strength_reduce): Compute the number of instructions in the loop
2338 here, rather than in the caller.
2339 (check_dbra_loop): Always clear reversible_mem_store if there
2340 are any memory sets.
2341 (loop_regs_scan): Don't count instructions here.
2342 (count_insn_in_loop): New function.
2344 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2346 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2348 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2349 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2351 Thu May 10 18:23:11 2001 Jeffrey A Law (law@cygnus.com)
2353 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2354 a computed jump into an unconditional jump.
2355 In second hunk of code for collapsing computed and conditional jumps
2356 into unconditional jumps, reemit the jump in additional cases.
2358 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2360 * expr.c (emit_group_load): extract_bit_field requires a REG or
2363 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
2365 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
2366 contents for a SYMBOL_REF in case of floating point constants.
2368 2001-05-09 Zack Weinberg <zackw@stanford.edu>
2370 * cppinit.c (cpp_post_options): Shut off macro expansion if
2372 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
2373 IN_I directives only if the # is in column 1 and the directive
2374 name begins in column 2.
2375 * cppmain.c (scan_buffer): Insert a space between # and an
2376 identifier, when that identifier is a directive name.
2378 * tradcpp.c (struct file_buf): Add a pointer to the next entry
2379 in the header search path.
2380 (enum node_type): Add T_INCLUDE_NEXT.
2381 (directive_table): Add entry for include_next.
2382 (do_include_next): New function.
2383 (process_include): New routine, broken out of do_include.
2384 (finclude): Insert 'nhd' argument, to be copied into
2385 next_header_dir of the new buffer.
2386 (main): Adjust to match.
2387 * gsyslimits.h, limity.h: Un-indent #include_next.
2389 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
2391 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
2392 inclusion as a chapter of the GCC manual.
2393 * gcc.texi: Include objc.texi.
2394 * fdl.texi: Use @unnumberedsec for the addendum.
2395 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
2397 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2399 * pa.md (interspace_jump): Revise comment.
2400 (builtin_longjmp): Block initial setup insns from delay slot of
2402 (builtin_setjmp_receiver): New expander to save and restore PIC
2405 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2407 2001-05-07 Mark Mitchell <mark@codesourcery.com>
2409 * gcc.texi: Remove references to CHILL.
2410 * invoke.texi: Likewise.
2411 * install.texi: Likewise.
2413 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2415 * Makefile.in (tradcpp0): Correct typo in dependency list.
2417 2001-05-06 Andreas Jaeger <aj@suse.de>
2419 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2420 (i386 Options): Document -momit-leaf-frame-pointer.
2422 Sun May 6 10:54:20 2001 Jim Wilson <wilson@redhat.com>
2424 * dwarf2out.c (output_line_info): Fix typo.
2426 2001-05-05 Richard Henderson <rth@redhat.com>
2428 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2430 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2432 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2433 between X and Y by using sequences of xgdx and xgdy.
2435 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2437 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2438 of '!' for the 'D' alternative ('!' is too strong).
2439 ("*logicalsi3_silshl16"): Likewise.
2440 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2441 ("movstrictsi"): Remove spurious '+'.
2442 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2443 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2444 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2447 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2449 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2451 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2453 * config/rs6000/rs6000.md (ashldi3 splits): Guard with TARGET_POWERPC64.
2455 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2457 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2458 soft register, use ror instead of rol.
2460 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2462 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2463 into account pre/post increment decrement for 68HC12.
2464 Fix other problems in replacement and fix call to reg_mentioned_p.
2466 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2468 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2469 Put the soft registers in bss for 68HC12.
2470 (L_regs_d3_4): New for _.d3 and _.d4.
2471 (L_regs_d5_6): Likewise.
2472 (L_regs_d1_2): Likewise.
2473 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2475 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2477 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2478 to the pre-processor when -fshort-double is specified.
2479 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2481 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2483 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2484 (__mulsi3): Rewrite for 68HC12.
2485 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2486 Mark 'x' constraint with earlyclobber to prevent a
2487 RELOAD_FOR_OTHER_ADDRESS to go in it.
2488 (mulhi3_m68hc12): New pattern.
2489 (mulhi3_m68hc11): Rename of mulhi3.
2490 (mulhi3): New expand for 68HC12 optimisation.
2491 (umulhisi3, mulhisi3): New patterns for 68HC12.
2493 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2495 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2496 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2497 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2499 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2501 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2502 constants cheap after reload.
2503 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2505 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2506 so that gcc prefers a shift by 16.
2507 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2509 2001-05-04 Mark Elbrecht <snowball3@bigfoot.com>
2511 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2512 (CPP_SPEC): Conditionally define MSDOS and GO32.
2513 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2514 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2516 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2518 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2520 * hash.c (hash_lookup): Likewise.
2522 * hash.h (hash_lookup): Likewise.
2524 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2526 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2528 * config/t-freebsd: Don't install "assert.h" in gcc. Compile
2529 crtbeginS.o and crtendS.o with PIC.
2531 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2533 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2535 ("bitcmpqi2"): New pattern for bit-extract and test.
2536 ("bitcmphi"): New pattern for bitb/bita instructions.
2538 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2540 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2542 (INITIALIZE_TRAMPOLINE): Call it.
2543 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2544 (TRAMPOLINE_TEMPLATE): Remove.
2545 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2546 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2549 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2551 * gccbug.in: Use a temporary directory when the mktemp command is
2554 2001-05-03 David Edelsohn <edelsohn@gnu.org>
2556 * config/rs6000/aix51.h: Remove duplicate header file inclusion as
2557 reported by David O'Brien <obrien@FreeBSD.org>.
2559 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2561 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2562 * integrate.c (expand_inline_function): Use xcalloc to allocate
2564 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2567 2001-05-02 Geoff Keating <geoffk@redhat.com>
2569 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
2570 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
2571 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
2572 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
2573 ctrdi_internal6): In the short-branch case, this insn is only 4
2574 bytes long. Reported by Reza Yazdani <reza@apple.com>.
2576 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2577 (setup_incoming_varargs): Remove warning.
2579 * config/rs6000/rs6000.c (validate_condition_mode): When
2580 flag_fast_math, allow floating-point conditionals to be reversed.
2581 (rs6000_generate_compare): When flag_fast_math, don't generate
2582 cror operations for FP conditionals.
2584 2001-05-02 Dale Johannesen <dalej@apple.com>
2586 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
2588 (STRICT_ARGUMENT_NAMING): Define.
2589 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
2590 function_arg_partial_nregs, setup_incoming_varargs): Remove
2591 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
2594 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2596 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
2599 * expr.c (store_field): Do nothing except elaborate side-effects if
2602 2001-05-02 Nick Clifton <nickc@cambridge.redhat.com>
2604 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
2605 constant pool, use the pool's SYMBOL_REF instead.
2607 2001-05-01 Per Bothner <per@bothner.com>
2609 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
2610 call do_pending_stack_adjust before emiting label.
2612 2001-05-01 Mark Mitchell <mark@codesourcery.com>
2614 * extend.texi: Fix typo.
2616 2001-05-01 Stan Shebs <shebs@apple.com>
2618 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
2619 of UOBJC_MODULES_decl.
2620 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
2621 (generate_descriptor_table): Ditto.
2622 (generate_protocols): Ditto.
2623 (generate_protocol_list): Ditto.
2624 (generate_classref_translation_entry): Ditto.
2626 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
2628 * ChangeLog (2001-02-21): Remove erroneous entry.
2629 * gcc.c (cc1_options): Add "-param".
2630 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2631 (option_map): Likewise.
2632 (display_help): Add "--param" to 'other' options.
2633 * invoke.texi (Optimize Options): Add documentation for `--param
2634 max-delay-slot-insn-search' and `--param
2635 max-delay-slot-live-search' and reorder --param section.
2636 * params.def: Modify initial comment.
2637 * params.h (param_info): Add `help' member.
2638 * toplev.c (lang_independent_params): Include `help' description.
2639 (display_help): Print --param parameters.
2640 (independent_decode_option): Fix typographical error.
2642 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
2644 * c-tree.texi (USING_STMT): Document.
2646 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2647 Richard Henderson <rth@redhat.com>
2649 * extend.texi: Improve documentation of volatile asms.
2651 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2653 * c-tree.texi: Fix thinko.
2654 * gcc.texi: Likewise.
2656 2001-04-30 Richard Henderson <rth@redhat.com>
2658 * c-common.c (c_promoting_integer_type_p): New function, from the
2659 corpse of old macro. Properly promote too-small enumerations and
2660 booleans. Adjust all callers.
2661 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
2662 (c_promoting_integer_type_p): Declare.
2663 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
2664 * c-typeck.c: Likewise.
2665 (default_conversion): Remove now redundant boolean check.
2667 2001-04-30 Jan Hubicka <jh@suse.cz>
2668 Richard Henderson <rth@redhat.com>
2670 * regmove.c (try_apply_stack_adjustment): Remove now redundant
2672 (combine_stack_adjustments_for_block): Don't combine stack
2673 allocation followed by deallocations. Handle grow-up stacks.
2675 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2677 * fdl.texi: New file.
2678 * c-tree.texi: Use the GFDL.
2679 * gcc.texi: Likewise.
2681 2001-04-30 Stan Shebs <shebs@apple.com>
2683 * invoke.texi: Add a section documenting Objective-C options.
2685 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2687 * regmove.c (record_stack_memrefs): Catch all references to the
2690 2001-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2692 * pa.c (hppa_init_pic_save): Update last_parm_insn after emitting
2695 2001-04-30 Mark Mitchell <mark@codesourcery.com>
2697 * extend.texi (extended asm): Fix typo.
2699 Sat Apr 28 10:32:26 2001 Jeffrey A Law (law@cygnus.com)
2701 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
2702 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
2703 into the constant pool.
2704 * jump.c (jump_optimize_1): Remove barrier successors after all
2705 the LABEL_NUSES counds have been computed.
2706 (delete_barrier_successors): When deleting a tablejump insn, also
2707 delete the jump table it uses.
2708 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
2711 2001-04-28 Andreas Jaeger <aj@suse.de>
2713 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
2715 * extend.texi: Likewise.
2717 2001-04-28 Andreas Jaeger <aj@suse.de>
2719 * md.texi: Use XX-bit instead of XXbit or XX bit where
2722 2001-04-28 Andreas Jaeger <aj@suse.de>
2723 Richard Henderson <rth@redhat.com>
2725 * md.texi (Machine Constraints): Fix description of "A" for
2728 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
2730 * collect2.c (main): Add `-L' case to remove duplicate entries.
2731 (is_in_args): New function to check for a duplicate argument.
2732 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
2733 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
2734 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2735 Define to be nonzero.
2737 Fri Apr 27 10:41:06 2001 Jeffrey A Law (law@cygnus.com)
2739 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
2741 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
2743 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
2744 common to other movsf patterns. Move up so that in future
2745 people who change the other patterns will change it too.
2746 (movsf_lo_sum): Allow even for soft-float; add appropriate
2748 (movsf_high): Likewise.
2749 (movsf_high+1): Allow even for soft-float.
2751 2001-04-26 Mark Mitchell <mark@codesourcery.com>
2753 * invoke.texi: Document more C++ command-line options.
2755 2001-04-26 H.J. Lu (hjl@gnu.org)
2757 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
2759 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
2761 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
2762 (ASM_OUTPUT_SECTION_NAME): Likewise.
2763 (ASM_WEAKEN_LABEL): Likewise.
2764 (UNIQUE_SECTION): Likewise.
2765 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2766 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2767 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
2768 (ASM_OUTPUT_SECTION_NAME): Likewise.
2769 (ASM_WEAKEN_LABEL): Likewise.
2770 (UNIQUE_SECTION): Likewise.
2771 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
2772 (ASM_OUTPUT_DESTRUCTOR): Likewise.
2773 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
2774 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
2775 (ASM_FILE_START): Likewise.
2776 (ASM_OUTPUT_SOURCE_LINE): Likewise.
2777 (ASM_DECLARE_OBJECT_NAME): Likewise.
2778 (ASM_FILE_END): Likewise.
2779 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2780 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2781 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2782 (ASM_OUTPUT_CASE_LABEL): Likewise.
2783 (ASM_OUTPUT_SKIP): Likewise.
2784 (ASM_OUTPUT_ASCII): Likewise.
2785 (ASM_OUTPUT_IDENT): Likewise.
2786 (READONLY_DATA_SECTION): Likewise.
2787 (EXTRA_SECTIONS): Likewise.
2788 (EXTRA_SECTION_FUNCTIONS): Likewise.
2789 (SELECT_RTX_SECTION): Likewise.
2790 (SELECT_SECTION): Likewise.
2792 * config/mips/linux.h (INVOKE__main): Undefine.
2793 (CTOR_LIST_BEGIN): Likewise.
2794 (CTOR_LIST_END): Likewise.
2795 (DTOR_LIST_BEGIN): Likewise.
2796 (DTOR_LIST_END): Likewise.
2797 (SET_ASM_OP): Defined it to ".dummy".
2798 (ASM_OUTPUT_DEF): Defined.
2799 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
2801 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
2803 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
2805 2001-04-26 Jakub Jelinek <jakub@redhat.com>
2807 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
2810 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
2812 * configure.in (configargs.h): Define thread_model.
2813 * configure: Rebuilt.
2814 * gcc.c (main): Print it with -v.
2816 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
2818 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
2819 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
2820 * gcc.1: Regenerate.
2822 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2824 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
2825 is_redundant_typedef): Use static inline instead of inline static.
2827 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
2829 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
2830 this directory is always searched.
2832 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
2834 * loop.c (try_swap_copy_prop): Go back to checking insn.
2836 2001-04-25 Jakub Jelinek <jakub@redhat.com>
2838 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
2839 out and comparison sequence has been detected, put result into
2840 proper temporary pseudo.
2842 2001-04-24 Mark Mitchell <mark@codesourcery.com>
2844 * dwarf2out.c (dwarf2out_finish): Forcibly return to the data
2845 section after emitting information.
2847 2001-04-24 Zack Weinberg <zackw@stanford.edu>
2849 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
2850 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
2851 * libgcc2.c: Remove __dummy and __empty functions, and all
2852 code for __builtin_saveregs.
2853 * libgcc2.h: Don't prototype __builtin_saveregs, __dummy, or __empty.
2854 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
2855 for future reference.
2857 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
2859 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
2860 passing nested NOP_EXPRs to fold.
2862 2001-04-23 Mark Mitchell <mark@codesourcery.com>
2864 * dwarf2out.c (rtl_for_decl_location): Add comments. Abort
2865 if the decl is abstract.
2866 (add_bound_info): Don't try to get the location of an abstract
2869 2001-04-22 Mark Mitchell <mark@codesourcery.com>
2871 * loop.c (loop_delete_insns): Add prototype.
2873 2001-04-21 Mark Mitchell <mark@codesourcery.com>
2875 * flow.c (proagate_one_insn): Remove useless assignment.
2876 * jump.c (delete_insn): Tidy.
2877 * loop.c (try_copy_prop): When deleting an instruction with a
2878 REG_RETVAL note, delete the entire libcall sequence.
2879 (loop_delete_insns): New function.
2880 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
2881 we're not substituting into them yet.
2883 2001-04-21 Kazu Hirata <kazu@hxi.com>
2885 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
2887 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
2889 * config/i960/i960.c (signed_arith_operand): Likewise.
2891 * calls.c (expand_call): Fix a comment typo.
2893 Fri Apr 20 12:22:15 2001 Jeffrey A Law (law@cygnus.com)
2895 * config/pa/som.h (NM_FLAGS): Define.
2897 2001-04-20 Bernd Schmidt <bernds@redhat.com>
2899 * ia64.c (ia64_flag_schedule_insns2): New variable.
2900 (ia64_override_options): Initialize it. Clear
2901 flag_schedule_insns_after_reload.
2902 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
2904 Thu Apr 19 19:12:57 2001 Jeffrey A Law (law@cygnus.com)
2906 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
2907 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
2909 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
2910 name at 32 total characters.
2911 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
2912 functions in named sections -- data items can still go into unique
2913 sections, but they have normal names (ie $LIT$ and $DATA$).
2915 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
2918 2001-04-19 Mark Mitchell <mark@codesourcery.com>
2920 * toplev.h (struct lang_hooks): Allow decode_option to indicate
2921 that language-independent processing should not be done.
2922 * toplev.c (main): Adjust accordingly.
2924 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
2925 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
2927 * mips.md (reload_outputdi): Require that operand0 be a
2930 2001-04-19 Jakub Jelinek <jakub@redhat.com>
2932 * invoke.texi (-Wshadow): Clarify.
2934 2001-04-18 Mark Mitchell <mark@codesourcery.com>
2936 * loop.c (load_mems): Examine all the instructions in the loop
2937 before concluding that all jumps branch to the first instruction
2940 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
2942 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
2944 2001-04-18 Jakub Jelinek <jakub@redhat.com>
2946 * cpp.texi (-Wwhite-space): Remove.
2947 (-Wall): -Wall does not imply -Wwhite-space.
2949 2001-04-17 Zack Weinberg <zackw@stanford.edu>
2951 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
2952 use it instead of blindly generating a .stabs.
2953 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
2955 * xcoffout.c: Don't bother defining default for N_CATCH.
2956 (UNKNOWN_STAB): Use internal_error.
2957 (stab_to_sclass): Remove now-unnecessary aborts.
2958 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
2960 Tue Apr 17 21:39:12 2001 Jeffrey A Law (law@cygnus.com)
2962 * jump.c (mark_all_labels): Canonicalize the tail recursion
2963 label attached to CALL_PLACEHOLDER insns.
2965 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
2967 * dbxout.c (N_OPT): Define if not available from <stab.h>
2969 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2971 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
2972 libraries and native K&R compilers.
2974 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2976 * c-typeck.c (convert_arguments): Don't check for width changes
2979 * invoke.texi (-Wtraditional): Update documentation.
2981 2001-04-16 Zack Weinberg <zackw@stanford.edu>
2983 * toplev.c (output_lang_identify): Delete.
2984 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
2985 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
2986 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
2987 after calling ASM_FILE_END.
2989 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
2990 Instead, unconditionally emit an N_OPT stab with string equal
2991 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
2993 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
2995 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
2996 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
2997 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
2998 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
2999 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3000 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3001 config/i370/i370.h, config/i386/beos-elf.h,
3002 config/i386/osf1elf.h, config/i386/osfrose.h,
3003 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3004 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3005 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3006 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3007 config/mips/iris6.h, config/mips/osfrose.h,
3008 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3009 config/sparc/sp64-elf.h:
3010 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3011 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3013 * config/elfos.h, config/freebsd.h, config/linux.h,
3014 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3015 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3016 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3017 of ASM_FILE_START which merely emit a .version directive. Delete
3018 definitions of ASM_FILE_END which merely emit an .ident directive.
3020 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3021 ASM_IDENTIFY_GCC and move part of its logic into
3024 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3025 config/sparc/linux-aout.h: Don't emit .version directive in
3028 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3029 (output_file_start): Correct comment.
3031 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3032 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3034 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3035 * config/rs6000/aix.h: Correct comment.
3037 * config/i386/i386afe.h: Delete.
3038 * config.gcc: Remove references to i386afe.h.
3040 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3041 other macros deleted by this patch were undocumented.
3043 Mon Apr 16 08:02:14 2001 Jeffrey A Law (law@cygnus.com)
3045 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3047 * pa.c (secondary_reload_class): SAR<->FP copies require a
3050 * install.texi (mips-mips-bsd): Update list of functions
3051 required to include memmove.
3052 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3053 used functions to include memmove.
3055 2001-04-15 Mark Mitchell <mark@codesourcery.com>
3057 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3060 2001-04-15 Jim Wilson <wilson@redhat.com>
3062 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3064 2001-04-13 Jim Wilson <wilson@redhat.com>
3066 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3067 (first_instruction): New static variable.
3068 (rtx_needs_barrier): Return 1 for alloc.
3069 (init_insn_group_barriers): Set first_instruction.
3070 (rws_sum): Delete duplicate definition.
3071 (group_barrier_needed_p): Return 0 when first_instruction true.
3072 (safe_group_barrier_needed_p): Save and restore first_instruction
3073 around group_barrier_needed_p call.
3075 Fri Apr 13 21:33:59 2001 Loren J. Rittle <ljrittle@acm.org>
3077 * expr.h (enum libfunc_index): Add LTI_memmove.
3078 (memmove_libfunc): Define macro.
3079 * optabs.c (init_optabs): Initialize memmove_libfunc.
3080 * expr.c (expand_assignment): Use memmove_libfunc instead of
3083 2001-04-13 Alan Modra <alan@linuxcare.com.au>
3085 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
3088 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3090 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
3091 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
3092 MAKEINFO and MAKEINFOFLAGS too.
3093 (stage4_build): Correctly order -B flags.
3095 2001-04-12 Jim Wilson <wilson@redhat.com>
3097 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
3098 to just emit an fnorm.
3100 2001-04-12 Mark Mitchell <mark@codesourcery.com>
3102 * invoke.texi: Document --param max-gcse-memory.
3104 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
3106 * sh.md (builtin_setjmp_receiver): New expander.
3108 2001-04-12 Kelley Cook <kelley.cook@home.com>
3110 * config-lang.in (lang_dirs): Add in zlib.
3112 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3114 * dwarf2out.c (modified_type_die): Don't create new types here.
3115 * tree.h (get_qualified_type): New function.
3116 (build_qualified_type): Adjust comment.
3117 * tree.c (get_qualified_type): New function.
3118 (build_qualified_type): Use it.
3120 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3122 * cpp.texi (-Wtraditional): Update description.
3124 * invoke.texi (-Wtraditional): Likewise.
3126 2001-04-11 Jim Wilson <wilson@redhat.com>
3128 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
3129 requires more than 64 bits of alignment.
3131 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
3133 * cpplib.c (do_line): Sanity check iff enable checking.
3135 2001-04-11 Mark Mitchell <mark@codesourcery.com>
3137 * Makefile.in (gcse.o): Depend on params.h.
3138 * gcse.c: Include params.h.
3139 (gcse_main): Don't do GCSE if doing so will take inordinate
3141 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
3142 * params.h (MAX_GCSE_MEMORY): New macro.
3144 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3146 * c-typeck.c (convert_arguments): -Wtraditional now activates
3147 -Wconversion warnings, except for changes in signed-ness.
3148 Detect complex<->int & int<->complex conversions as well.
3150 * invoke.texi (-Wtraditional): Document it.
3152 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3154 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
3156 2001-04-11 Jason Merrill <jason_merrill@redhat.com>
3158 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
3160 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
3161 * varasm.c (CHKR_PREFIX): Likewise.
3163 2001-04-11 Jakub Jelinek <jakub@redhat.com>
3165 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
3167 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3169 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
3170 (LIB2ADD_ST): New macro, pass it to mklibgcc.
3171 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
3172 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
3173 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
3175 2001-04-09 Neil Booth <neil@daikokuya.demon.co.uk>
3177 * configure.in: Add check for lstat.
3178 * configure, config.in: Regenerate.
3179 * cppinit.c (append_include_chain): Make empty path ".".
3180 * cpplib.c (do_line): Don't simplify #line paths.
3181 * cppfiles.c (remove_component_p): New function.
3182 (find_or_create_entry): Acknowledge stat () errors during
3183 path simplification.
3184 (handle_missing_header): Don't simplify paths.
3185 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
3186 the empty path untouched. Don't leave a trailing '/'.
3188 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
3190 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
3191 function. Remove include of sys/cygwin.h.
3193 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
3195 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
3196 (CPP_SPEC): Always search */include/w32api for header files.
3197 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
3198 (LINK_SPEC): Add "cyg" to the library search prefixes.
3200 2001-04-08 Philip Blundell <philb@gnu.org>
3202 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
3204 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
3206 * cpperror.c (print_location): Don't special case <stdin>.
3207 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
3208 WARNING, but we don't check if we're in system headers.
3209 * cpphash.h (enum error_type): WARNING_SYSHDR: New.
3210 * cpplib.c (do_warning): Warn in system headers.
3211 (cpp_push_buffer): Give stdin buffers the name <stdin>.
3213 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
3215 * mbchar.c: Include config.h first.
3217 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3219 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
3221 2001-04-05 Benjamin Kosnik <bkoz@redhat.com>
3223 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3224 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3226 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3228 * config/ia64/ia64.c (rtx_needs_barrier): PARALLELs can contain
3231 2001-04-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3233 * emit-rtl.c (mark_label_nuses) Increment the label uses for
3234 all labels present in rtx.
3235 (try_split) Call new function for all split insns.
3237 2001-04-05 Neil Booth <neil@daikokuya.demon.co.uk>
3239 * cppfiles.c (open_file): Fail directories silently, but
3240 with an errno of NOENT set.
3241 (read_include_file): Move the common exit code to the sole
3242 caller. Return an int indicating success or failure. Let
3243 open_file handle directories.
3244 (stack_include_file): If read_include_file fails,
3245 push a "null" buffer.
3247 2001-04-04 Diego Novillo <dnovillo@redhat.com>
3249 * simplify-rtx.c (simplify_binary_operation): Check for overflow
3250 when folding integer division and modulo operations.
3252 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3254 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
3255 push insns to delete to it instead of deleting them.
3256 (delete_null_pointer_checks): Delete insns from delete_list after
3257 all delete_null_pointer_checks_1 passes are done.
3259 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3261 * configure.in (target_subdir): Use target_alias, not target.
3262 * configure: Rebuilt.
3264 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
3266 * config/sh/crti.asm: Fix typos in comments.
3268 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3270 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
3271 LO_SUM cases to where they belong.
3273 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3275 * ifcvt.c (noce_emit_move_insn): New.
3276 (noce_try_store_flag, noce_try_store_flag_constants,
3277 noce_try_store_flag_inc, noce_try_store_flag_mask,
3278 noce_try_cmove, noce_try_cmove_arith): Use it.
3279 (noce_process_if_block): Likewise.
3280 For STRICT_LOW_PART, take mode from its SUBREG.
3282 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3284 * fold-const.c (fold): Before optimizing unsigned comparison with
3285 0x7fffffffU, make sure arg0 is integral type.
3287 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
3289 * c-tree.texi: Document representation of wide strings.
3291 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
3293 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
3294 when multiplier or multiplicand is zero.
3296 2001-03-30 Bernd Schmidt <bernds@redhat.com>
3298 * loop.c (load_mems): When generating a load from a pseudo, update
3301 * config/ia64/ia64.c (update_set_flags): New function, broken out of
3303 (set_src_needs_barrier): Likewise.
3304 (rtx_needs_barrier): For SET case, use these two functions. Rework
3305 PARALLEL case to handle all inputs before all outputs.
3306 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
3307 saw a label and no stop bit since then.
3308 (maybe_rotate, process_epilogue): Add prototypes.
3310 2001-03-28 Jim Wilson <wilson@redhat.com>
3312 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
3315 2001-03-28 DJ Delorie <dj@redhat.com>
3317 * Makefile.in (stage1_build): Revert CFLAGS patch.
3319 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3321 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
3323 2001-03-27 Jim Wilson <wilson@redhat.com>
3325 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
3327 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
3328 (process_epilogue): New static function.
3329 (process_set): Call process_epilogue instead of emitting .restore
3331 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
3333 * flow.c (struct reg_cond_life_info): New fields orig_condition
3335 (init_propagate_block_info): Set new fields.
3336 (mark_regno_cond_dead): Set and use new fields.
3337 (flush_reg_cond_reg_1): Likewise.
3338 (and_reg_cond, case AND): Check for redundant AND conditions.
3339 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
3342 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3344 * cppmacro.c (stringify_arg): Null terminate strings.
3346 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3348 * cppfiles.c: Update comments.
3349 (struct include_file): Remove "defined" memeber.
3350 (find_or_create_entry): Make a copy of the file name, and
3352 (open_file): Update to ensure we use the simplified filename.
3353 (stack_include_file): Don't set search_from.
3354 (cpp_included): Don't simplify the path name here.
3355 (find_include_file): New prototype. Call search_from to
3356 get the start of the "" include chain. Don't simplify the
3358 (_cpp_execute_include): New prototype. Move diagnostics to
3359 do_include_common. Update.
3360 (_cpp_pop_file_buffer): Don't set defined.
3361 (search_from): New prototype. Use the preprocessor's cwd
3362 for files included from the command line.
3363 (read_name_map): Don't simplify the pathname here.
3365 (stack_include_file): Only increase the include
3366 count if we actually process the file properly, as opposed
3367 to treating it as length zero. Only call read_include_file
3368 if not DO_NOT_REREAD. Handle the -H include file output
3370 (read_include_file): Remove now redundant DO_NOT_REREAD check.
3371 (cpp_included, find_include_file): Simplify pathnames after
3372 remapping them. If remapping, don't use the remapped file
3373 name's buffer as our scratch buffer.
3374 (cpp_pop_file_buffer): Replace the multiple include macro
3375 only if it isn't yet set.
3376 (read_name_map): Simplify remapped names when reading in.
3377 (remap_filename): Move code to code path that uses it.
3378 (_cpp_simplify_pathname): Return the input pointer.
3380 (NO_INCLUDE_PATH): New macro.
3381 (find_include_file): Decide here which part of the include
3382 chain to start the search. Complain about an empty include
3383 chain in all cases apart from an abolsute file name.
3384 (_cpp_execute_include): Don't choose the search chain here.
3385 Don't call handle_missing_include in the case of an empty
3387 (_cpp_compare_file_date): Don't choose the search chain here.
3389 (destroy_include_file_node): Rename destroy_node.
3390 (find_or_create_entry): New function.
3391 (open_file, _cpp_fake_include): Use it.
3392 (handle_missing_header): New function, broken out of
3393 _cpp_execute include. Don't segfault if there is no
3394 system or quoted path.
3395 (_cpp_execute_include): Use handle_missing_header.
3397 (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
3398 (cpp_included, find_include_file): Update.
3399 (search_from): Use lbasename.
3400 (_cpp_execute_include): Don't make a null-terminated
3401 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
3402 strlen or strcpy; we already know the length.
3403 (_cpp_compare_file_date): Similarly.
3405 * cpphash.h: Update comments.
3406 (enum include_type): New.
3407 (struct buffer): Delete search from. New search_cached.
3408 (_cpp_execute_include): Update prototype.
3409 (struct cpp_reader): Delete done_initialising.
3410 (_cpp_simplify_pathname): Update prototype.
3411 (struct cpp_buffer): Delete actual_dir. New members
3412 search_from and dir.
3413 (struct cpp_reader): Remove actual_dirs.
3415 (struct include_file): Update.
3416 (stack_include_file): Use search_from.
3417 (cpp_included, find_include_file): Update.
3418 (cpp_execute_include): Update. ptr->name may not be
3419 null terminated. Use the new search_from member variable
3421 (_cpp_compare_file_date): Similarly.
3422 (search_from): New function, similiar to actual_directory.
3423 (actual_directory): Delete.
3424 (remap_filename): Update. loc->name may not be null terminated.
3425 (struct file_name_list): Rename search_path. Update.
3427 * cppinit.c (do_includes): Use _cpp_execute_include.
3428 (cpp_start_read): Don't set done_initialising.
3429 (struct cpp_pending): Update for renamed objects.
3430 (append_include_chain, remove_dup_dir, remove_dup_dirs,
3431 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
3433 * cpplib.c (do_include_common): New function.
3434 (do_include, do_include_next, do_import): Use it.
3435 (do_include_next): Move the in-main-file diagnostic
3436 here from _cpp_execute_include. Behave like #include if
3437 we're in the main file.
3438 (_cpp_compare_file_date): Make else unconditional.
3439 (CPP_PREV_BUFFER): Delete.
3440 (glue_header_name): Null-terminate.
3441 (do_line): Don't leak memory.
3443 * cpplex.c (parse_string): Guarantee null-termination.
3444 (_cpp_equiv_toklists): Remove.
3446 * cpplib.h (BT_WEAK): Delete.
3447 (struct cpp_options): Update.
3449 * cppmain.c (cb_ident): Strings are now null-terminated.
3451 * mkdeps.c (deps_add_default_target): Use lbasename.
3453 2001-03-27 Alan Modra <alan@linuxcare.com.au>
3455 * c-typeck.c (digest_init): Fold init expression.
3457 * except.c (eh_regs): Save results of build_pointer_type to a temp
3458 as FUNCTION_VALUE macro may evaluate its args multiple times.
3460 2001-03-26 Mark Mitchell <mark@codesourcery.com>
3462 * c-common.h (DECL_NUM_STMTS): New macro.
3463 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
3465 (pushdecl): Likewise.
3466 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
3467 * integrate.c (expand_inline_function): Don't check
3469 * print-tree.c (print_node): Don't print it.
3470 * toplev.c (rest_of_compilation): Don't try to inline when
3471 flag_no_inline is on.
3472 * tree.h (DECL_FRAME_SIZE): Remove.
3473 (tree_decl): Adjust accordingly.
3475 Mon Mar 26 15:59:57 CEST 2001 Jan Hubicka <jh@suse.cz>
3477 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
3479 2001-03-26 Jakub Jelinek <jakub@redhat.com>
3481 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
3482 to variable names where DECL_NAME is different from
3483 DECL_ASSEMBLER_NAME.
3485 2001-03-26 Jakub Jelinek <jakub@redhat.com>
3487 * reg-stack.c (stack_result): Re-add 2001-03-14 changes which were
3488 lost during the 2001-03-14 lazy DECL_RTL commit.
3490 2001-03-21 Jason Merrill <jason@redhat.com>
3492 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
3494 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
3495 * varasm.c (CHKR_PREFIX): Likewise.
3497 2001-03-25 Kazu Hirata <kazu@hxi.com>
3499 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
3502 (umodhi3): Likewise.
3505 2001-03-23 Richard Henderson <rth@redhat.com>
3507 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
3508 to avoid shadowing arguments.
3510 2001-03-23 Jim Wilson <wilson@redhat.com>
3512 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
3513 (assemble_alias): Call make_decl_rtl.
3515 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
3517 * extend.texi: Document the "java_interface" attribute.
3519 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
3521 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
3523 2001-03-22 Zack Weinberg <zackw@stanford.edu>
3525 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec field to
3528 2001-03-22 Brad Lucier <lucier@math.purdue.edu>
3530 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
3532 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
3534 * gcc.texi: Remove more obsolete documentation of bugs and
3535 installation problems.
3537 2001-03-21 Kazu Hirata <kazu@hxi.com>
3539 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
3542 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3544 * cse.c (find_comparison_args): Remove previous change.
3545 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
3548 * sdbout.c: #include ggc.h.
3549 (sdbout_init): Move to end of file.
3550 Call ggc_add_tree_root for anonymous_types.
3551 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
3552 (sdbout_one_type): Use DECL_NAME for field name.
3553 * Makefile.in (sdbout.o): Show includes ggc.h.
3555 2001-03-21 Jakub Jelinek <jakub@redhat.com>
3557 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
3558 Remove ia32 linux PIC kludge and move it...
3559 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
3561 2001-03-20 DJ Delorie <dj@redhat.com>
3563 * Makefile.in (install-libgcc): Pass complete list of variables.
3564 (install-multilib): Ditto.
3566 2001-03-20 Mark Mitchell <mark@codesourcery.com>
3568 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
3569 variables that are TREE_PUBLIC, even if not TREE_STATIC.
3571 2001-03-19 Mark Mitchell <mark@codesourcery.com>
3573 Compute DECL_ASSEMBLER_NAME lazily.
3574 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
3575 (DECL_ASSEMBLER_NAME_SET_P): New macro.
3576 (SET_DECL_ASSEMBLER_NAME): Likewise.
3577 (COPY_DECL_ASSEMBLER_NAME): Likewise.
3578 (set_decl_assembler_name): Declare.
3579 (lang_set_decl_assembler_name): Likewise.
3580 * tree.c (lang_set_decl_assembler_name): New variab.e
3581 (set_decl_assembler_name): New function.
3582 (init_obstacks): Set lang_set_decl_assembler_name.
3583 (build_decl): Don't set DECL_ASSEMBLER_NAME.
3584 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
3585 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
3586 where it's not necessary.
3587 (builtin_function): Likewise.
3588 (finish_decl): Likewise.
3589 * dbxout.c (dbxout_type_methods): Likewise.
3590 * ggc-common.c (ggc_mark_trees): Likewise.
3591 * profile.c (output_func_start_profiler): Likewise.
3592 * varasm.c (make_decl_rtl): Likewise.
3594 * cse.c (find_comparison_args): Update documentation. Fix
3595 mishandling of COMPARE operations.
3597 * tree.def (ABS_EXPR): Add documentation.
3598 * fold-const.c (fold): Improve folding of ABS_EXPRs.
3600 2001-03-20 Tom Tromey <tromey@redhat.com>
3602 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
3604 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
3606 * config/i386/cygwin.h: Declare ctor_section, dtor_section
3607 drectve_section, switch_to_section.
3609 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
3610 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
3611 i386_pe_mark_dllimport.
3613 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
3615 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
3616 functions i386_pe_*.
3618 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
3619 i386_pe_* functions with char * arguments.
3621 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
3623 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
3625 (movsi_ie): Introduce fpul store.
3627 2001-03-20 Alan Modra <alan@linuxcare.com.au>
3629 * Makefile.in (OBJS): Remove hashtab.o.
3631 2001-03-19 Tom Tromey <tromey@redhat.com>
3633 * gcc.c (init_gcc_specs): Fix comment.
3635 2001-03-19 Mark Mitchell <mark@codesourcery.com>
3637 * cse.c (find_comparison_args): Update documentation. Fix
3638 mishandling of COMPARE operations.
3640 * tree.def (ABS_EXPR): Add documentation.
3641 * fold-const.c (fold): Improve folding of ABS_EXPRs.
3643 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
3645 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
3647 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3649 * README.X11: Remove obsolete file.
3651 2001-03-18 Anthony Green <green@redhat.com>
3653 * config/pj/pj.h: Remove some trailing commas.
3654 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
3656 2001-03-17 Anthony Green <green@redhat.com>
3658 * config/pj/lib1funcs.S: Fix broken comment.
3659 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
3662 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
3664 * gcc.texi: Remove obsolete information relating to build and
3665 installation problems with enquire or the Pyramid C compiler.
3667 2001-03-16 Philip Blundell <philb@gnu.org>
3669 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
3671 * config/arm/linux-elf.h: Remove historical relics related to
3672 above configurations.
3673 * config/arm/linux-oldld.h: Delete.
3674 * config/arm/linux-elf26.h: Delete.
3676 2001-03-17 Richard Henderson <rth@redhat.com>
3678 * dwarf2out.c (lookup_filename): Emit .file if the assembler
3679 is generating .debug_line.
3680 (dwarf2out_init): Add main_input_filename to the file table first.
3681 * configure.in (as_dwarf2_debug_line): Test with file number 1
3682 instead of file number 0.
3684 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
3685 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
3686 (size_of_line_prolog): Remove.
3687 (output_line_info): Compute prologue size via label difference.
3688 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
3689 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
3690 assembler error when redefining file numbers.
3691 * config.in, configure: Rebuild.
3693 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
3695 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
3698 2001-03-16 Jim Wilson <wilson@redhat.com>
3700 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
3701 then set it to LOC_REG (79) instead of aborting.
3703 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
3705 * fixinc/Makefile.in: Set SHELL.
3707 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
3709 * fixinc/fixincl.c (fix_with_system): Quote file names before
3710 passing them to shell.
3712 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
3714 * Makefile.in: Use fix-header$(build_exeext) instead
3717 Fri Mar 16 11:26:01 2001 Christopher Faylor <cgf@cygnus.com>
3719 * config/i386/cygwin.h: Revert previously misapplied patch which
3720 eliminated TARGET_SUBTARGET_DEFAULT.
3722 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
3724 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
3725 register may be dead.
3727 2001-03-15 Mark Mitchell <mark@codesourcery.com>
3729 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
3731 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
3733 * Makefile.in (hash.o): Depend on CONFIG_H.
3735 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
3737 * cppfiles.c (stack_include_file): Use MAX of sysp.
3739 2001-03-15 Steve Ellcey <sje@cup.hp.com>
3741 * config.gcc (ia64*-*-hpux*): New case.
3742 * config/ia64/hpux.h: New file for HP-UX support.
3743 * config/ia64/t-hpux: New file for HP-UX support.
3745 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
3747 * fixinc/inclhack.def (irix_stdio_va_list): New.
3748 * fixinc/fixincl.x: Rebuilt.
3750 2001-03-15 Bruce Korb <bkorb@gnu.org>
3752 * gcc.c(main): make more rigorous
3753 * collect2.c(main): guard against ignoring SIGCHLD
3754 * protoize.c(main): ditto
3755 * gcc/fixinc/fixincl.c(initialize): ditto
3757 2001-03-15 Mark Mitchell <mark@codesourcery.com>
3759 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
3760 (sdbout_parms): Likewise.
3762 Thu Mar 15 12:51:00 2001 Jeffrey A Law (law@cygnus.com)
3764 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
3765 "widen" a destination that is already wider than a word. Also do
3766 not widen if LOAD_EXTEND_OP is NIL for the given mode.
3768 2001-03-15 Zack Weinberg <zackw@stanford.edu>
3770 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
3771 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
3772 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
3773 config/clipper/xm-clix.h, config/convex/xm-convex.h,
3774 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
3775 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
3776 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
3777 config/i370/xm-linux.h, config/i370/xm-mvs.h,
3778 config/i370/xm-oe.h, config/i386/xm-aix.h,
3779 config/i386/xm-i386.h, config/i386/xm-osf.h,
3780 config/i860/xm-i860.h, config/i960/xm-i960.h,
3781 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
3782 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
3783 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
3784 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
3785 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
3786 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
3787 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
3788 config/pj/xm-pj.h, config/romp/xm-romp.h,
3789 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
3790 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
3791 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
3792 config/v850/xm-v850.h, config/vax/xm-vax.h,
3793 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
3794 Do not define TRUE or FALSE.
3796 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
3797 empty by above change.
3798 * config.gcc: Remove references to these files.
3800 * configure.in: Detect stdbool.h.
3801 * configure, config.in: Regenerate.
3802 * system.h: Include stddef.h here if available. Set
3803 HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__. Then
3804 set up a sensible boolean type at the very end.
3806 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
3807 config/mcore/mcore.c: Rename variables named 'true'
3810 * hash.h: Delete 'boolean' typedef and related #undefs.
3812 * function.c, ggc-common.c, hash.h, hash.c, tlink.c,
3813 Replace all uses of 'boolean' with 'bool'.
3815 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
3816 David Billinghurst <David.Billinghurst@riotinto.com>
3818 * config/mips/iris5.h: Change WCHAR_TYPE to int.
3820 2001-03-15 Bernd Schmidt <bernds@redhat.com>
3822 * simplify-rtx.c (hash_rtx): For REG and MEM, just use value of
3823 expression without adding in rtx code and mode.
3825 * alias.c (init_alias_analysis): Don't use any rtx whose value
3826 varies as a known value.
3827 Delete a superfluous test.
3829 2001-03-15 Mark Mitchell <mark@codesourcery.com>
3831 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
3833 2001-03-14 Mark Mitchell <mark@codesourcery.com>
3835 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
3836 contents of the RTL, to determine the name of the object.
3838 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
3840 * configure.in: Use $gcc_cv_as instead of $as.
3841 * configure: Regenerated.
3843 Wed Mar 14 13:17:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3845 * alias.c (handled_component_p, can_address_p): New functions.
3846 (get_alias_set): Use them.
3848 2001-03-14 Mark Mitchell <mark@codesourcery.com>
3850 * expr.c (expand_expr): Revove bogus conditional.
3852 2001-03-14 Mark Mitchell <mark@codesourcery.com>
3854 * tree.h (DECL_RTL): Allocate RTL lazily.
3855 (SET_DECL_RTL): New macro.
3856 (DECL_RTL_SET_P): Likewise.
3857 (COPY_DECL_RTL): Likewise.
3858 (DECL_RTL_IF_SET): Likewise.
3859 * varasm.c (make_decl_rtl): Add assertions about the kind of
3860 declaration we are processing.
3861 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
3862 (start_decl): Likewise.
3863 (finish_decl): Likewise.
3864 * c-semantics.c (emit_local_var): Likewise.
3865 * calls.c (expand_call): Likewise.
3866 * dbxout.c (dbxout_symbol): Likewise.
3867 * emit-rtl.c (unshare_all_rtl): Likewise.
3868 (unshare_all_decls): Likewise.
3869 (reset_used_decls): Likewise.
3870 * expr.c (store_constructor): Likewise.
3871 (safe_from_p): Likewise.
3872 (expand_expr): Likewise.
3873 * function.c (put_var_into_stack): Likewise.
3874 (instantiate_decls_1): Likewise.
3875 (assign_parms): Likewise.
3876 (expand_function_start): Likewise.
3877 (expand_function_end): Likewise.
3878 * ggc-common.c (gcc_mark_trees): Likewise.
3879 * integrate.c (function_cannot_inline_p): Likewise.
3880 (copy_decl_for_inlining): Likewise.
3881 (expand_inline_function): Likewise.
3882 (integrate_parm_decls): Likewise.
3883 (integrate_decl_tree): Likewise.
3884 * print-tree.c (print_node): Likewise.
3885 * reg-stack.c (stack_result): Likewise.
3886 * stmt.c (label_rtx): Likewise.
3887 (expand_return): Likewise.
3888 (expand_decl): Likewise.
3889 (expand_decl_cleanup): Likewise.
3890 (expand_anon_union_decl): Likewise.
3891 * toplev.c (check_global_declarations): Likewise.
3892 (rest_of_decl_compilation): Likewise.
3893 * tree.c (simple_cst_equal): Likewise.
3894 * objc/objc-act.c (generate_static_references): Likewise.
3896 2001-03-14 Jakub Jelinek <jakub@redhat.com>
3898 * reg-stack.c (stack_result): Unconditionally use
3899 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
3901 2001-03-13 Jim Wilson <wilson@redhat.com>
3903 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
3904 from 80 in try_locals code.
3905 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
3907 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3909 * cpp.texi (poison): Explain the macro expansion exception.
3911 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
3913 * cppinternals.texi: Update for file handling.
3915 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3917 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
3918 unless anti_dependence says they are.
3919 * alias.c (objects_must_conflict): If neither has a type specified,
3922 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
3924 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
3925 before reload_cse_noop_set_p.
3927 Sat Mar 10 23:21:34 2001 kaz Kojima <kkojima@rr.iij4u.or.jp>
3929 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
3931 Sat Mar 10 23:16:16 2001 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3933 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
3934 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
3936 Sat Mar 10 23:03:25 2001 Alexandre Oliva <aoliva@redhat.com>
3938 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
3939 if it's a record type.
3941 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
3943 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
3944 mingw includes slightly.
3946 Fri Mar 9 18:33:50 2001 Jeffrey A Law (law@cygnus.com)
3948 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
3950 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
3952 * configure: Rebuilt.
3953 * configure.in: Only use `lang_requires' for languages athat are
3956 Thu Mar 8 23:34:42 2001 Jeffrey A Law (law@cygnus.com)
3958 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
3960 Thu Mar 8 23:22:26 2001 John Wehle (john@feith.com)
3962 * rtlanal.c (rtx_varies_p): Check operand 0 of a
3963 LO_SUM unless for_alias is set.
3965 2001-03-08 Bruce Korb <bkorb@gnu.org>
3967 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
3968 wait4() can receive the signal.
3970 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3972 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
3974 * fixinc/fixincl.x: Regenerate.
3976 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3978 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
3980 * fixinc/fixincl.x: Regenerate.
3982 Thu Mar 8 19:42:08 CET 2001 Jan Hubicka <jh@suse.cz>
3984 * reg-stack.c (move_for_stack_reg): Avoid non-popint fst for
3987 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3989 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
3991 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
3993 * configure.in (enable_shared): Support per-package shared-library
3995 * configure: Rebuilt.
3997 2001-03-07 David Edelsohn <edelsohn@gnu.org>
3999 * rs6000.md (cr logic): Add original POWER mnemonic alternative
4000 for crnot. Set operands[5] in splitter.
4002 2001-03-07 Tom Tromey <tromey@redhat.com>
4004 * configure: Rebuilt.
4005 * configure.in: Allow config-lang.in to set `lang_requires' to list
4006 of other required languages.
4008 2001-03-07 Richard Henderson <rth@redhat.com>
4010 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
4012 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
4014 * fixinc/inclhack.def (djgpp_wchar_h): New test.
4015 * fixinc/fixincl.x: Regenerated.
4017 2001-03-06 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4019 * Restore change that patch misapplied.
4020 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
4021 (ix86_set_move_mem_attrs_1): Likewise.
4022 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
4023 * config/i386/i386.md (movstrsi): Call it.
4025 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
4027 * config/m68k/m68k.c (const_uint32_operand): Accept any
4028 const_int on a 32-bit host.
4030 2001-03-06 Zack Weinberg <zackw@stanford.edu>
4032 * c-parse.in (yylexname): New function, split out of _yylex.
4033 (objc_rid_sans_at): New table.
4034 (init_reswords): Initialize it.
4035 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
4036 retrieving the next token and checking it for significance as
4037 an ObjC keyword or string constant.
4039 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
4040 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
4042 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
4045 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
4047 * objc/objc-act.c (init_objc): Set save_lang_status,
4048 restore_lang_status, and mark_lang_status.
4050 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
4052 * cppinternals.texi: Update.
4054 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
4056 * invoke.texi: Document __FAST_MATH__.
4058 2001-03-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4060 * function.c (purge_addressof_1): Change type of function
4061 purge_addressof_1 from boolean to int. Change local variable
4062 `result' to int, and false and true to 0 and 1, respectively.
4064 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4066 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4068 (___subdi3, ___adddi3): Use x instead of y as index register.
4069 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4070 (__memset, __memcpy): Likewise.
4071 (regs): Put the soft registers in bss for 68HC12.
4072 (abort): Use trap to abort for 68hc12.
4073 (__mulhi3, __mulhi32): Use emul for 68hc12.
4074 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4076 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4078 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4079 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4080 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4081 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4082 Set 68HC12 min offset to -65536.
4083 (print_operand): Put parenthesis arround the operand if it refers
4084 to a symbol having the same name as a register.
4085 (m68hc11_z_replacement): When z register is replaced by its
4086 equivalent soft register, force the insn to be re-recognized.
4087 (m68hc11_check_z_replacement): Fix the test when destination is
4088 the index register and z dies in the insn.
4089 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4091 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4093 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4094 costs according to processor variant.
4095 (m68hc11_shift_cost): New function to compute shift costs.
4096 (m68hc11_rtx_costs): Define costs according to processor variant.
4097 (m6811_cost): Costs for 68HC11.
4098 (m6812_cost): Costs for 68HC12.
4099 (COSTS_N_INSNS): Remove.
4101 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4102 (DEFAULT_RTX_COSTS): Remove.
4103 (CONST_COSTS): Define costs according to OUTER_CODE.
4104 (processor_costs): New struct to define costs.
4105 (m68hc11_cost): Pointer to current costs.
4107 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4109 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4110 and use m68hc11_notice_keep_cc when using leax/leay.
4111 (addhi3 split): Reject split if the insn is handled by
4113 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4114 push must be handled in a special way if the source operand uses
4115 sp as index register.
4116 (m68hc11_notice_keep_cc): New function.
4117 (m68hc11_gen_movhi): Use it when an insn changes a register but
4119 (m68hc11_gen_movqi): Fix move for 68HC12.
4120 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4122 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4124 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4125 and don't pass operands[0] to emit_library_call_value.
4127 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4129 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4130 (zero_extendsi split): Simplify and use (zero_extendhi).
4131 (*addhi3): Remove 'w' constraint since stack pointer is handled
4133 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4134 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4135 (*ashrhi3_const): Fix shift by 7.
4136 (*lshrsi3_const16): Fix template.
4137 (call, call_value): Fix constraint and predicate.
4139 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4141 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4142 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4143 (CC_REGNUM): Likewise.
4144 (*unnamed splits): Use above constants instead of hard coded numbers.
4145 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4146 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4147 (*return_16bit, *unnamed peepholes): Likewise.
4149 2001-03-03 Laurynas Biveinis <lauras@softhome.net>
4151 * gcc.c (convert_filename): Append executable suffix
4152 if NO_AUTO_EXE_SUFFIX is not defined.
4153 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
4154 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
4157 2001-03-03 David O'Brien <obrien@FreeBSD.org>
4159 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
4160 * c-parse.gperf, c-gperf.h: Delete.
4161 (c-gperf.h was accidently re-added to the CVS repo in the rev 1.16 commit
4164 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4166 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
4167 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
4168 t_bool in declaration because pcc can't combine volatile with typedef
4171 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
4173 * longlong.h (umul_ppmm): Don't use a multiline string.
4175 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
4177 * cpplex.c (_cpp_lex_token): Don't warn about directives in
4178 macro arguments when looking for the '('.
4179 * cppmacro.c (funlike_invocation_p): Set parsing_args to
4180 2 when really parsing arguments; 1 when looking for '('.
4181 Always restore the lexer position.
4183 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
4185 * cpplex.c (parse_string): Unconditionally pedwarn.
4187 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
4190 * cppexp.c (parse_number): Update.
4191 * cpplex.c (parse_string): Pedwarn if multiline string does not
4192 result from a system header's macro.
4193 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
4194 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
4195 for function-like macros too.
4197 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
4199 * print-rtl.c (print_rtx): Cast enums to int for comparison.
4200 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
4202 * c-format.c (C_STD_VER): Cast to int for comparisons.
4203 (check_function_format): Cast various enums to int for &.
4204 (maybe_read_dollar_number): Likewise.
4205 (check_format_info): Likewise.
4206 (check_format_info_main): Likewise.
4207 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
4208 (safe_from_p): Likewise.
4209 * varasm.c (const_hash): Cast enum to int for %.
4210 * emit-rtl.c (init_emit_once): Use int loop variable to work around
4211 pcc enum problems with < and ++ operators.
4212 * regclass.c (init_reg_sets_1): Cast enums for comparison.
4213 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
4214 (regclass_init): Change enum class to int to iterate over reg_classes.
4215 * genrecog.c (merge_trees): Cast enums for comparison.
4216 * rtl.h (GET_CODE): Cast to enum rtx_code.
4217 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
4218 (GET_MODE): Cast to enum machine_mode.
4219 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
4220 (GET_NOTE_INSN_NAME): Cast enum to int.
4221 * tree.h (TREE_CODE): Cast to enum tree_code.
4222 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
4223 * simplify-rtx.c (hash_rtx): Cast enums to unsigned unt.
4224 * timevar.c (timevar_print): Change loop variable id from enum to
4226 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
4227 * config/i386/i386.md: Use PUT_MODE for mode assignment.
4228 * toplev.c (compile_file): Cast enum DFI to int.
4229 (decode_d_option): Likewise.
4231 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
4233 * cppinit.c (append_include_chain): Mark "after" include file name list
4234 as a system directory.
4235 * cpp.texi: Document new behavior.
4237 2001-03-01 Zack Weinberg <zackw@stanford.edu>
4239 * cpphash.h (struct cpp_reader): Add print_version field.
4240 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
4241 just set print_version and other flags as appropriate.
4242 (cpp_post_options): Print version here if print_version is set.
4244 * toplev.c (exit_after_options): New flag.
4245 (independent_decode_option): Don't exit here; just set
4247 (main): Exit after calling lang_hooks.post_options if
4248 exit_after_options is true.
4250 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
4251 (merge_include_chains): Adjust comment to match code.
4253 2001-03-01 Zack Weinberg <zackw@stanford.edu>
4255 * stringpool.c (set_identifier): New function.
4256 * tree.h: Prototype it.
4258 * c-parse.in: Kill D_YES. If compiled for objc, call
4259 save_and_forget_protocol_qualifiers from init_reswords.
4260 * objc/objc-act.c (remember_protocol_qualifiers,
4261 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
4262 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
4264 (save_and_forget_protocol_qualifiers): New function.
4265 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
4267 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
4269 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
4270 * cppexp.c (lex): Cast enums for comparison.
4271 * cppinit.c (parse_option): Cast enum for comparison.
4272 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
4273 (cpp_output_token): Likewise.
4274 (cpp_can_paste): Cast enums for comparsion and plus/minus.
4275 (cpp_avoid_paste): Cast enums for minus and comparison.
4277 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
4279 * Makefile.in (resource.o): Add params.h dependence.
4280 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
4281 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
4282 * resource.c: Add dependence on params.h.
4283 (current_live_regs): Fix explanatory comment.
4284 (find_basic_block): Add new parameter to permit limiting search
4286 (mark_target_live_regs): Add new argument to find_basic_block call.
4287 (incr_ticks_for_insn): Likewise.
4289 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
4291 * Makefile.in (reorg.o): Add params.h dependence.
4292 * params.def: Fix typographical error in comment.
4293 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
4294 * params.h: Modify introductory comment.
4295 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
4296 * reorg.c: Add dependence on params.h.
4297 (redundant_insn): Add parameterized throttle for search.
4298 (fill_simple_delay_slots): Add a comment explaining a variable.
4299 Move conditional out of loop, simplifying code.
4300 (fill_eager_delay_slots): Fix typographical error in comment.
4302 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
4304 * Makefile.in (OBJS): Add params.o.
4306 2001-02-14 Mark Mitchell <mark@codesourcery.com>
4308 * Makefile.in (toplev.o): Depend on params.h.
4309 (intergate.o): Likewise.
4310 (params.o): New target.
4311 * flags.h (inline_max_insns): Remove.
4312 * integrate.c: Include params.h.
4313 Use MAX_INLINE_INSNS instead of inline_max_insns.
4314 * params.c: New file.
4315 * params.h: Likewise.
4316 * params.def: Likewise.
4317 * toplev.c: Include params.h.
4318 (lang_independent_params): New variable.
4319 (decode_f_option): Use the param machinery instead of setting
4321 (independent_decode_option): Handle "--param name=value".
4322 (main): Register language-independent parameters.
4324 Thu Mar 1 09:44:15 2001 Jeffrey A Law (law@cygnus.com)
4326 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
4327 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
4329 * pa.c (emit_move_sequence): Verify operand0 is a hard register
4330 before determining its register class.
4332 2001-03-01 Bernd Schmidt <bernds@redhat.com>
4334 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
4335 from reg 4 if current_function_calls_setjmp.
4336 (ia64_sched_reorder): Move code that rotates bundles up a bit.
4338 * reload1.c (eliminate_regs_in_insn): Restrict the special case
4339 code not to try to optimize adds with anything but a REG destination.
4341 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
4342 (INSN_PRIORITY_KNOWN): New accessor macro.
4343 * haifa-sched.c (priority): Use it instead of testing priority against
4346 2001-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4348 * cppinit.c (builtin_array): Update.
4349 (init_builtins): Flag builtins to warn if redefined or
4350 undefined. Define __GXX_WEAK as a normal macro.
4351 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
4352 * cpplib.h (NODE_WARN): New flag.
4353 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
4354 Handle __STDC__ as a builtin only on Solaris.
4355 (warn_of_redefinition): Renamed from check_macro_definition.
4356 Reverse sense of test. Always warn if NODE_WARN.
4357 (_cpp_create_definition): Use warn_of_redefinition. Flag
4358 any macro beginning with "__STDC_" to require a mandatory
4359 warning if redefined or undefined.
4360 * cppinit.c (set_lang): Move builtin handling to...
4361 (init_builtins): ...here.
4362 (_cpp_create_reader): Move call to set_lang.
4363 * cppfiles.c (stack_include_file): Generate dependencies
4364 here, and manage include_count here too.
4365 (PRINT_THIS_DEP): Delete.
4366 (_cpp_execute_include): Do not generate dependencies here,
4367 apart from the case of a missing header. Do not manage
4369 (_cpp_read_file): Leave dependency generation to
4371 * cppexp.c (parse_number): Similarly.
4372 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
4373 * cppmacro.c (struct cpp_macro): New member node.
4374 (parse_args): Only warn about missing rest args if not
4376 (funlike_invocation_p): Similarly for uninvoked funlike macros.
4377 (cpp_sys_objmacro_p): New.
4378 (_cpp_create_definition): Store the node with the macro defn.
4379 Remember if the macro is defined in a system header.
4381 2001-02-28 Nathan Sidwell <nathan@codesourcery.com>
4383 * extend.texi (Deprecated Features): Deprecate float and
4384 complex template constant parms.
4386 Tue Feb 27 16:45:00 2001 Jeffrey A Law (law@cygnus.com)
4388 * pa.c (override_options): Promote -fpic to -fPIC.
4389 (legitimize_pic_address): Simplify due to removal of
4390 small PIC as a code generation option.
4391 (secondary_reload_class): Similarly.
4392 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
4393 (PRINT_OPERAND_ADDRESS): Similarly.
4394 * pa.md (various patterns): Similarly.
4395 (small pic lo_sum pattern): Remove.
4397 2001-02-27 Andreas Jaeger <aj@suse.de>
4399 * configure.in: Document that --disable-checking is default.
4400 * configure: Regenerated.
4402 2001-02-27 Mark Mitchell <mark@codesourcery.com>
4404 * configure.in: Make --disable-checking the default.
4405 * configure: Regenerated.
4407 2001-02-26 Mark Mitchell <mark@codesourcery.com>
4409 Revert the two previous changes.
4411 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4413 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
4414 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
4415 * config/i386/i386.md (movstrsi): Handle FAIL case.
4417 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4419 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
4420 (ix86_set_move_mem_attrs_1): Likewise.
4421 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
4422 * config/i386/i386.md (movstrsi): Call it.
4424 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4426 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
4427 used to set another biv.
4429 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4431 * errors.c (internal_error, trim_filename): New functions.
4432 (fancy_abort): Call internal_error.
4433 * errors.h (internal_error, trim_filename): New declarations.
4435 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
4437 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
4439 (EXTRA_CONSTRAINT): Formatting changes.
4441 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4443 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
4445 2001-02-23 Per Bothner <per@bothner.com>
4447 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
4448 so they can be called from java/jvspec.c.
4449 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
4451 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4453 * diagnostic.c (trim_filename): No longer static.
4454 * toplev.h (trim_filename): Declare.
4455 * rtl.c (rtl_check_failed_bounds): Call internal_error.
4456 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
4457 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
4458 (rtvec_check_failed_bounds): Likewise.
4459 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
4461 * convert.c (convert_to_integer): Don't do unsigned unless result or
4462 both inputs are unsigned.
4464 * fold-const.c (fold_convert): Don't call size_int_type_wide if
4467 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
4469 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
4471 2001-02-23 Jakub Jelinek <jakub@redhat.com>
4473 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
4474 check if either operand is divisible by C.
4475 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
4476 If type is signed, consider negative numbers as well.
4478 2001-02-22 Richard Henderson <rth@redhat.com>
4480 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
4481 reach .text instead of gp-relative relocs.
4482 * config/ia64/crtend.asm (.init): Likewise.
4484 2001-02-22 Andreas Jaeger <aj@suse.de>
4486 * extend.texi (C++ Attributes): Fix typo.
4488 2001-02-21 David Mosberger <davidm@hpl.hp.com>
4490 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
4491 functions, drop current_function_args_info.words test.
4492 (ia64_compute_frame_size): Mark syscall_linkage functions as
4493 using eight input registers.
4495 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
4496 Bruce Korb <bkorb@gnu.org>
4498 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
4499 * fixinc/README: Document how to convert sed substitutions
4500 to format style c_fix-es.
4501 * fixinc/fixincl.x: regen
4503 2001-02-21 Bruce Korb <bkorb@gnu.org>
4504 Rodney Brown <RodneyBrown@mynd.com>
4506 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
4507 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
4508 machine restrictions
4509 * fixinc/fixincl.x: regen
4511 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
4513 * cppfiles.c: Update comments.
4514 (_cpp_read_file): Don't check for NULL filenames any more.
4515 * cppinit.c (cpp_start_read): Don't do canonicalization of
4516 in_fname and out_fname. Use the passed file name exclusively.
4517 (_cpp_handle_options): Don't treat "-" as a command line option,
4518 but as a normal filename.
4519 (_cpp_post_options): Canonicalize in_fname and out_fname.
4520 * cppmain.c (printer_init): Don't check out_fname for NULL.
4521 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
4522 (init_c_lex): Update, and use "" to represent stdin to CPP.
4525 2001-02-21 Kazu Hirata <kazu@hxi.com>
4527 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
4531 Wed Feb 21 19:16:26 CET 2001 Jan Hubicka <jh@suse.cz>
4533 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
4535 2001-02-21 Jason Merrill <jason@redhat.com>
4537 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
4538 (struct tree_decl): Add uninlinable bitfield.
4539 * c-decl.c (duplicate_decls): Set it.
4540 * integrate.c (function_cannot_inline_p): Check it.
4542 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
4543 DW_AT_MIPS_linkage_name to abstract methods.
4544 (dwarf2out_abstract_function): Emit class context before calling
4545 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
4546 (gen_subprogram_die): Remove obsolete code.
4547 (gen_member_die): Don't include clones in the member list.
4548 (gen_decl_die): Emit abstract info for clone origin.
4549 * dwarfout.c (output_type): Don't include clones in the member list.
4550 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
4551 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
4552 DECL_ABSTRACT on a function that already has it set.
4554 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
4555 (get_subprogram_die): Pass it in.
4557 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
4559 * flow.c (mark_set_1): Make not_dead unsigned long. For
4560 non-pseudos, use it as a bitmask of the hard regs that
4563 2001-02-20 Will Cohen <wcohen@redhat.com>
4565 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
4566 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
4567 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
4570 2001-02-20 Mark Mitchell <mark@codesourcery.com>
4572 * stmt.c (expand_return): If an attempt is made to return the
4573 error_mar_node, treat the return like a return without a value.
4575 Mon Feb 19 20:24:50 2001 Jeffrey A Law (law@cygnus.com)
4577 * pa.c (move_operand): Accept code to load the address of a
4578 symbol out of the DLT as a valid move operand.
4579 (print_operand, case 'A'): New to handle generating a DLT
4580 reference for a LO_SUM expression.
4581 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
4582 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
4584 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
4586 * README, cpp.texi, gcc.texi: Update version number to 3.0.
4587 * cpp.1, gcov.1, gcc.1: Regenerate.
4589 2001-02-19 Richard Henderson <rth@redhat.com>
4591 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
4594 Mon Feb 19 10:11:53 2001 Jeffrey A Law (law@cygnus.com)
4596 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
4597 target_cpu_default. Remove dead assignment to
4600 Mon Feb 19 16:46:56 CET 2001 Jan Hubicka <jh@suse.cz>
4602 * regclass.c (contains_reg_of_mode): Make global.
4603 (init_reg_sets): Remove contains_reg_of_mode; take into account
4604 CLASS_MAX_NREGS when looking for the proper mode.
4605 (dump_regclass): Dump only classes considered for the pseudo.
4606 (regclass): Use contains_reg_of_mode.
4608 Mon Feb 19 16:40:45 CET 2001 Jan Hubicka <jh@suse.cz>
4610 * gcc.c (do_spec_1): 'n' for printing notices.
4611 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
4613 Mon Feb 19 16:20:04 CET 2001 Jan Hubicka <jh@suse.cz>
4615 * reg-stack.c (next_flags_user): Use current_block->end
4616 (swap_rtx_condition): Look for next user if flags don't die;
4617 give up on CALL_INSNs; use current_block->end.
4619 2001-02-17 Mark Mitchell <mark@codesourcery.com>
4621 * invoke.texi (-fsquangle): Remove documentation.
4622 (-fname-mangling-version): Likewise.
4624 2001-02-18 Kazu Hirata <kazu@hxi.com>
4626 * config/h8300/h8300.md: Update copyright.
4627 (andsi3): Do not output an extra newline character.
4629 Sun Feb 18 17:03:06 2001 Jeffrey A Law (law@cygnus.com)
4631 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
4632 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
4633 (mostlyclean): Corresponding changes.
4634 * rtlanal.c (hard-reg-set.h): Include.
4635 (rtx_unstable_p): Do not treat the argument pointer specially
4636 if it is not a fixed register.
4637 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
4639 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4641 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
4642 assignments from FP constants sonce 'Y' output code can't handle it.
4643 (eligible_for_sibcall_delay): Likewise.
4645 * invoke.texi (-I): Add note avoiding use for system header files.
4647 * final.c (output_operand_lossage): Use internal_error, not error.
4649 2001-02-18 Shane Nay <shane@agendacomputing.com>
4651 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
4652 structure shift insns.
4654 2001-02-18 Richard Henderson <rth@redhat.com>
4656 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
4658 * reload1.c (reload_cse_simplify_set): Fix typo.
4660 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4662 * diagnostic.c (_fatal_insn): Decrement errorcount.
4664 2001-02-18 Alan Modra <alan@linuxcare.com.au>
4666 * pa.c (hppa_expand_prologue): Simplify code storing return
4667 pointer. For large (>=8k) frames with a post_store, adjust stack
4668 pointer by 8k-64 first rather than by 64. When testing with
4669 VAL_14_BITS_P, always use the actual value rather than the value
4670 negated. Add blockage to prevent scheduling of spills before
4671 stack frame has been created.
4672 (hppa_expand_epilogue): Simplify code loading return pointer.
4673 Allow a slightly larger range for merge_sp_adjust_with_load case.
4674 When testing with VAL_14_BITS_P, always use the actual value.
4676 * pa.c (pa_adjust_insn_length): Check that block move
4677 pattern is a set before looking at operands.
4679 2001-02-17 Mark Mitchell <mark@codesourcery.com>
4681 * fold-const.c (fold_binary_op_with_conditional_arg): New
4682 function, split out from ...
4684 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
4685 conditional arms that throw exceptions.
4687 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
4690 2001-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4692 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
4693 define HAVE_DECL_* to 1 to mask potential backup declarations.
4694 * configure: Regenerated.
4696 2001-02-17 Richard Henderson <rth@redhat.com>
4698 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
4699 when replacing a memory load with a register.
4701 2001-02-17 Joseph S. Myers <jsm28@cam.ac.uk>
4703 * gcc.texi, invoke.texi: Link to GCC 3.0 version of
4706 2001-02-16 Richard Henderson <rth@redhat.com>
4707 DJ Delorie <dj@redhat.com>
4709 * jump.c (jump_optimize_1): When we delete a conditional jump
4710 preceeding a non-conditional jump to effectively the same place,
4711 make sure that the combined jump skips any clobber insns between
4714 2001-02-16 Jason Merrill <jason@redhat.com>
4716 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
4718 (gen_subprogram_die): Don't abort on seeing a second definition if
4719 the previous one was abstract. Don't replace an abstract instance
4720 in the lookup table.
4722 * dwarf2out.c (dwarf2out_abstract_function): Rename from
4723 gen_abstract_function.
4724 * dwarf2out.h: Declare it.
4725 * toplev.c (note_outlining_of_inline_function): New fn.
4726 * toplev.h: Declare it.
4727 * integrate.c (output_inline_function): Call it.
4728 * c-decl.c (duplicate_decls): Call it when redefining an extern
4729 inline. Don't inline the new defn.
4731 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
4733 2001-02-16 Jakub Jelinek <jakub@redhat.com>
4735 * objc/objc-act.c (start_class): Register implemented_classes with
4738 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
4740 * cppfiles.c (_cpp_make_system_header): Generate a file
4743 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4745 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
4747 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
4750 2001-02-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4752 * version.c: Bump to "3.0 20010215 (prerelease)".
4754 Thu Feb 15 15:15:29 2001 Alexandre Oliva <aoliva@redhat.com>
4756 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
4758 Thu Feb 15 00:20:31 CET 2001 Jan Hubicka <jh@suse.cz>
4760 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
4762 * invoke.texi (-mreg-alloc): Deprecate.
4764 2001-02-14 Richard Henderson <rth@redhat.com>
4766 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
4768 Wed Feb 14 23:35:57 CET 2001 Jan Hubicka <jh@suse.cz>
4770 * regclass.c (init_reg_sets_1): Reinstall the optimization
4771 together with Matt Kraai's fix.
4773 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
4775 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
4777 2001-02-14 Richard Henderson <rth@redhat.com>
4779 * regclass.c (init_reg_sets_1): Revert last change.
4781 2001-02-14 Nathan Sidwell <nathan@codesourcery.com>
4783 * extend.texi (Deprecated): Deprecate new initializer lists.
4785 2001-02-14 Nathan Sidwell <nathan@codesourcery.com>
4787 * mkdeps.c (deps_add_default_target): Robustify. Add
4788 basename component only.
4789 * cpp.texi (-M): Describe how default target is generated.
4790 * invoke.texi (-M): Likewise.
4792 2001-02-13 Zack Weinberg <zack@wolery.stanford.edu>
4794 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
4796 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
4797 * ggc.h (ggc_mark_if_gcable): Delete prototype.
4799 Wed Feb 14 01:03:14 CET 2001 Jan Hubicka <jh@suse.cz>
4801 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
4804 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4806 * config/sparc/sparc.c (function_value): Treat all non-record
4807 aggregate types like used to treat UNION_TYPE.
4809 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
4811 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
4812 (try_combine): Use it.
4814 2001-02-13 Richard Henderson <rth@redhat.com>
4816 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
4817 entire operator; replicate that and match_dup the operands.
4818 (cmp_ccx_arith_op_set): Likewise.
4819 (cmp_cc_arith_op_not_set): Likewise.
4820 (cmp_ccx_arith_op_not_set): Likewise.
4822 2001-02-12 Jakub Jelinek <jakub@redhat.com>
4824 * c-common.c (constant_fits_type_p): New function.
4825 (convert_and_check): Use it.
4827 2001-02-11 Mark Mitchell <mark@codesourcery.com>
4829 * Makefile.in (GXX_ABI_FLAG): Don't define.
4830 * configure.in (--enable-new-gxx-abi): Remove option.
4831 * config.in: Regenerated.
4832 * configure: Likewise.
4834 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
4836 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
4838 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
4839 regular basic block, and arrange for all edges into it to switch
4842 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4844 * Makefile.in (distclean): Do not remove .gdbinit.
4846 2001-02-11 Mark Mitchell <mark@codesourcery.com>
4848 * Makefile.in (gcc.o): Fix typos.
4849 (protize.o): Likewise.
4850 (unprotoize.o): Likewise.
4852 2001-02-11 Richard Henderson <rth@redhat.com>
4854 * tree.c (build1): Check for null operand in last change.
4856 2001-02-11 Richard Henderson <rth@redhat.com>
4858 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
4859 (fold): Don't assume a constant isn't foldable.
4860 * tree.c (build): Set TREE_CONSTANT for an expression with no
4861 side-effects and constant operands.
4864 2001-02-10 Richard Henderson <rth@redhat.com>
4866 * jump.c (squeeze_notes): Revert 2000-05-12 change.
4868 2001-02-10 Anthony Green <green@redhat.com>
4870 * cpp.texi (Standard Predefined): Add documentation for
4873 * c-common.c (combine_strings): Improve warning message.
4875 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
4877 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
4879 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
4881 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
4883 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
4886 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
4888 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
4891 2001-02-09 Nick Clifton <nickc@redhat.com>
4893 * config/arm/arm.md: Change output contraint on post inc
4894 load/store multiple patterns to be a read/write contraint.
4896 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
4898 * gcc.c (cpp_options): Delete .d files on error. Don't delete
4899 .o files when using the -M options.
4901 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4902 David Edelsohn <edelsohn@gnu.org>
4904 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
4905 handle DImode constants. Use one TOC entry for SImode and smaller
4906 constants, aligned properly.
4908 2001-02-08 Jason Merrill <jason@redhat.com>
4910 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
4911 about the SP adjustment for saving the static chain pointer.
4912 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
4913 offset when setting a temporary CFA register.
4915 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
4917 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
4918 powerpc-*-chorusos* .
4919 * config/rs6000/chorus.h : New file.
4920 * config/i386/chorus.h : New file.
4921 * config/sparc/chorus.h : New file.
4922 * config/sparc/t-chorus-elf : New file.
4924 2001-02-08 David Edelsohn <edelsohn@gnu.org>
4926 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
4927 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
4928 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
4929 (__WCHAR_TYPE__): Correct macro name.
4931 2001-02-08 Richard Henderson <rth@redhat.com>
4933 * config/i386/i386.c (ix86_frame_pointer_required): New.
4934 (ix86_setup_frame_addresses): New.
4935 (struct machine_funciton): Add accesses_prev_frame.
4936 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
4937 ix86_frame_pointer_required.
4938 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
4939 (SETUP_FRAME_ADDRESSES): New.
4940 * config/i386/i386-protos.h: Update.
4941 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
4942 from FRAME_POINTER_REQUIRED.
4943 * config/i386/svr3gas.h: Likewise.
4944 * config/i386/sysv3.h: Likewise.
4945 * config/i386/v3gas.h: Likewise.
4947 2001-02-08 Richard Henderson <rth@redhat.com>
4949 * config/sparc/sparc.c (function_arg_record_value_3): Fix
4950 calculation of the number of integer registers required.
4951 (function_arg_record_value): Likewise.
4953 2001-02-08 Jason Merrill <jason@redhat.com>
4955 * diagnostic.c (internal_error): Say "confused" after 1 error, not
4956 two. Print file and line with "confused" message.
4958 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
4960 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4962 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
4964 2001-02-08 Bernd Schmidt <bernds@redhat.com>
4966 * final.c (cleanup_subreg_operands): The address of a MEM can
4969 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
4972 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
4974 * gcc.texi (Incompatibilities): Update documentation of
4975 preprocessing numbers.
4977 2001-02-07 Jakub Jelinek <jakub@redhat.com>
4979 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
4981 2001-02-07 Mark Mitchell <mark@codesourcery.com>
4983 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
4985 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
4986 * gcc.c (struct compiler): Add cpp_spec field.
4987 (input_file_compiler): New variable.
4988 (do_spec_1): Allow a particular compiler to handle `%C'
4990 (main): Store the current compiler in input_file_compiler.
4991 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
4993 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
4995 * cpphash.h (struct spec_nodes): Add n_true and n_false.
4996 * cppinit.c (cpp_create_reader): Initialize them.
4997 (append_include_chain): cxx_aware arg might be unused.
4998 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
4999 keywords and give them their phase 7 meaning. Pedwarn about
5000 this unless '__bool_true_false_are_defined' is defined.
5002 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
5004 * lcm.c (optimize_mode_switching): Emit mode_set before the
5005 JUMP_INSN of an abnormal edge.
5007 2001-02-07 Bernd Schmidt <bernds@redhat.com>
5009 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
5010 a scheduling barrier at the end.
5012 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
5014 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
5016 * config/sh/sh.md (reload_outsf): Removed.
5017 (movsf_ie): Introduce constraints for FPUL loads and stores.
5018 (reload_insf): Broaden the output constraint.
5020 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
5022 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5023 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
5025 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
5027 * final.c: Revert my previous changes.
5028 * output.h: Make profile_label_no extern.
5029 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
5030 for generating label.
5032 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
5034 * config/i386/djgpp.h: Add comments about standard paths.
5035 (MD_EXEC_PREFIX): Undefine before defining.
5036 (MD_STARTFILE_PREFIX): New.
5038 2001-01-30 Bruce Korb <bkorb@gnu.org>
5040 fixinc/fixincl.c(process): Emit error message only if appropriate :)
5041 (load_file): do not rely on load_file_data() to close file pointer
5042 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
5043 fixinc/inclhack.def(irix_limits_const): add test_text
5045 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
5047 * cppexp.c (parse_defined): Improve diagnostics for invalid
5050 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
5052 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
5054 2001-02-06 Mark Mitchell <mark@codesourcery.com>
5056 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
5057 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
5058 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
5059 (rs6000_output_symbol_ref): New function.
5060 (output_toc): Use VTABLE_NAME_P.
5062 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5064 * print-tree.c (print_node, case PARM_DECL):
5065 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
5067 * stor-layout.c (reference_types_internal): New variable.
5068 (internal_reference_types): New function.
5069 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
5070 * tree.h (internal_reference_types): New declaration.
5072 * cse.c (find_best_addr): Fix typo in computing cost.
5074 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5076 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
5077 and this is the sum of a pointer and a constant, we know the result
5079 (num_sign_bit_copies, case PLUS): Likewise.
5080 * explow.c (convert_memory_address): Remove opposite SUBREG.
5081 * function.c (instantiate_new_reg): New function (from common code).
5082 (instantiate_virtual_regs_1): Call it.
5083 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
5084 if pointers sign- or zero-extend.
5085 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
5086 If pointers extend unsigned, use inside of SUBREG.
5087 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
5089 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
5091 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
5092 subdir of gcc_gxx_include_dir.
5093 (gcc_gxx_target_include_dir): Remove.
5095 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
5097 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
5098 (dwarf2out_frame_debug_expr): Revise introductory comments to add
5099 a high-level description.
5101 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
5103 * final.c: Move the declaration of profile_label_no to ...
5104 * output.h: ... here.
5105 * function.c (expand_function_start): Call PROFILE_HOOK.
5106 * config/rs6000/aix.h: Define PROFILE_HOOK.
5107 * config/rs6000/rs6000-protos.h: output_profile_hook new.
5108 * config/rs6000/rs6000.c (output_profile_hook): Define.
5109 (output_prolog): Do nothing for ABI_AIX as it is taken care by
5110 output_profile_hook.
5111 tm.texi : Explain new macro PROFILE_HOOK.
5113 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
5115 * extend.texi (Extended Asm): Do not say that semicolon is always
5116 a valid line-breaking character for GNU assemblers. Use
5117 newline-tab as the most commonly supported syntax. Use
5118 newline-tab rather than semicolon in multi-insn examples.
5120 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5122 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
5124 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5125 David Edelsohn <edelsohn@gnu.org>
5127 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
5128 code for AIX, even without flag_pic.
5130 2001-02-05 Jakub Jelinek <jakub@redhat.com>
5132 * c-typeck.c (common_type): push and pop binding level around
5133 calling common_type on function parameters.
5135 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
5137 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
5139 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5141 * config/mips/mips.c (override_options): Fix typo in last change.
5142 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
5143 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
5145 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
5147 * invoke.texi (-fdump-class-layout): Document.
5148 (-fdump-translation-unit): Use `=' as filename separator.
5150 2001-02-05 Mark Mitchell <mark@codesourcery.com>
5152 * Makefile.in (s-mlib): Don't build multilibs if
5154 (DRIVER_DEFINES): Adjust accordingly.
5156 (protoize.o): Likewise.
5157 (unprotoize.o): Likewise.
5158 * configure.in: Recognize --enable-multilib.
5160 2001-02-04 Mark Mitchell <mark@codesourcery.com>
5162 * Makefile.in (DRIVER_DEFINES): Fix quoting.
5164 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
5165 * configure.in: Remove --enable-libstdcxx_v3 support.
5166 * configure: Regenerated.
5168 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5170 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
5171 Call abort instead of fatal.
5172 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
5173 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
5174 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
5175 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
5176 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
5177 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
5179 * diagnostic.h (set_internal_error_function): Renamed.
5180 * toplev.h (internal_error): Renamed from fatal.
5181 (pfatal_with_name): Deleted.
5182 (fatal_io_error): Now has printf-style arguments.
5183 * diagnostic.c (pfatal_with_name): Deleted.
5184 (fatal_io_error): Rework to have args in printf-style.
5185 (set_internal_error_function): Renamed from set_fatal_function.
5186 (internal_error): Renamed from fatal.
5187 (error_recursion, fancy_abort): Call internal_error instead of fatal.
5188 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
5189 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
5190 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
5191 * flow.c (verify_flow_info): Likewise.
5192 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
5193 * config/mips/mips.c (save_restore_insns): Likewise.
5195 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
5196 * flow.c (verify_flow_info): Likewise.
5197 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
5198 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
5199 (avr_normalize_condition): Likewise.
5200 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
5201 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
5202 (limit_reload_class, double_reg_to_memory): Likewise.
5203 (print_operand_address, emit_1600_code_shift): Likewise.
5204 (gen_tst_reg, gen_compare_reg): Likewise.
5205 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
5206 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
5208 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
5210 * c-parse.in (methoddef): Call fatal_error instead of fatal.
5211 * objc/objc-act.c (build_ivar_chain): Likewise.
5212 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
5214 * graph.c (clean_graph_dump_file): Likewise.
5215 * profile.c (init_branch_prob): Likewise.
5216 * objc/objc-act.c (objc_init): Likewise.
5218 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
5219 * config/avr/avr.c (avr_override_options): Likewise.
5220 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
5221 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
5222 * config/h8300/h8300.c (h8300_init_once): Likewise.
5223 * config/mips/mips.c (override_options): Likewise.
5224 * config/i386/i386.c (override_options): Likewise, rework.
5225 * config/m68k/m68k.c (override_options): Likewise.
5227 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
5229 * config/mips/mips.c (print_operand): Likewise.
5230 * hash.c (hash_allocate): Don't check for failure returns from
5231 obstack functions that can't fail.
5232 (hash_table_init_n, hash_table_init): Likewise; also now return void.
5233 * hash.h (hash_table_init_n, hash_table_init): Now return void.
5234 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
5235 (get_object_reference): Likewise.
5237 2001-02-04 Nick Clifton <nickc@redhat.com>
5239 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
5240 StrongARM1110, 10TDMI, and 1020T.
5242 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5244 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
5246 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
5248 * config/sh/sh.md (movdf load split): Pass register number to
5249 FP_OR_XD_REGISTER_P.
5251 2001-02-04 Mark Mitchell <mark@codesourcery.com>
5253 * cppinit.c (BC): New macro.
5254 (builtin_array): Add __GXX_WEAK__.
5255 * cpplib.h (builtin_type): Add BT_WEAK.
5256 * cppmacro.c (builtin_macro): Handle BT_WEAK.
5257 * defaults.h (SUPPORTS_ONE_ONLY): Define.
5258 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
5260 2001-02-03 Jakub Jelinek <jakub@redhat.com>
5262 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
5264 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
5266 * cpphash.h: Rename _ALIGN POOL_ALIGN.
5267 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
5269 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
5271 * cpphash.h: Rename ALIGN _ALIGN.
5272 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
5274 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
5276 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
5277 compilation environment.
5278 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
5279 control over location of cygwin includes and libs.
5281 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
5283 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
5285 2001-02-02 lars brinkhoff <lars@nocrew.org>
5287 * md.texi (Standard Names): remove reference to spur.md.
5289 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
5291 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
5292 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
5293 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
5294 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
5295 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
5297 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5299 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
5300 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
5301 number before reload.
5302 (c4x_adjust_cost): Return zero before reload.
5303 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
5304 split before reload.
5306 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5308 * c4x.c (c4x_hard_regno_rename_ok): New.
5309 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
5310 * c4x.h (HARD_REGNO_RENAME_OK): Define.
5312 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5314 * diagnostic.h: Add missing "extern" in all declarations.
5316 2001-02-02 Alex Samuel <samuel@codesourcery.com>
5318 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
5319 as for gcc_gxx_include_dir.
5321 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5323 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
5325 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
5327 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
5328 label before alignment to be used as the braf base address.
5329 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
5331 (casesi_jump_2): Require at least TARGET_SH2.
5333 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
5334 truncation to 32-bit doubles on -m3e and -m4-single-only.
5336 2001-02-02 Mark Mitchell <mark@codesourcery.com>
5338 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
5339 the default when building a shared object.
5340 (init_spec): Use it.
5341 * testsuite/lib/g++.exp: Include the directory where libgcc
5342 is located to the LD_LIBRARY_PATH list.
5343 * invoke.texi (-shared-libgcc): Document the cases in which
5344 GCC defaults to using the shared libgcc.
5346 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
5348 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
5349 unsigned is wide enough.
5351 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
5352 (si_to_float): Likewise.
5353 (float_to_si, float_to_usi): Use BITS_PER_SI.
5355 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
5357 * dwarf2out.c: Added explanation of abbreviations.
5358 (def_cfa_1): Added comments listing DWARF2 instructions.
5359 (cfa_temp_reg): Removed in favor of cfa_temp.
5360 (cfa_temp_value): Removed in favor of cfa_temp.
5361 (cfa_temp): New global variable.
5362 (dwarf2out_frame_debug_expr): Added extensive introductory
5363 comments explaining the function's transformations. Revised to
5364 use cfa_temp. Added some rtx checking. Generalize IOR case.
5365 (dwarf2out_frame_debug): Revised to use cfa_temp.
5366 (output_aranges): Cast as "unsigned" to avoid warning.
5367 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
5368 explain which instructions must be marked.
5370 2001-02-01 Richard Henderson <rth@redhat.com>
5372 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
5375 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
5377 * config/sh/crt1.asm (main_k): Modified so that start calls
5378 ___setup_argv_and_call_main.
5380 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
5382 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
5383 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
5384 and AVOID_LPASTE is cleared on meeting an unescaped newline.
5385 * cppmacro.c (builtin_macro): Set builtin flags here.
5386 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
5387 (replace_args): Clarify intent.
5388 (cpp_get_token): Macro expansion tokens get the saved flags.
5390 * cppmain.c (scan_buffer): Remove now-redundant print.printed
5393 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
5395 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
5398 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5400 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
5401 returns Pmode pseudo, but we need ptr_mode.
5402 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
5403 Remove bogus conversions; use HOST_WIDE_INT for size.
5404 Don't use TARGET if wrong mode.
5406 * config/i386/i386.c (ix86_compute_frame_size): Allow
5407 stack_alignment_needed to be non-default even if size is zero.
5409 2001-01-31 Alan Modra <alan@linuxcare.com.au>
5411 * (hppa_init_pic_save): Emit the pic offset table
5412 reg save after last_parm_insn.
5413 * pa.c (hppa_init_pic_save): New function.
5414 * pa.h (hppa_init_pic_save): Declare.
5415 * pa.md (call, call_value, sibcall, sibcall_value): Use
5416 the above instead of duplicated code.
5418 * pa.c (hppa_encode_label): Correct size of alloca buffer
5419 so we don't overrun it. Correct leading `*' case.
5420 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
5421 need to handle `*@'.
5422 (FUNCTION_NAME_P): Likewise.
5424 2001-01-31 Richard Henderson <rth@redhat.com>
5426 * config.gcc (alpha-osf5): Use float-i128.h.
5428 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
5429 * config/float-i32.h: Likewise.
5430 * config/float-i64.h: Likewise.
5431 * config/float-sh.h: Likewise.
5432 * config/float-sparc.h: Likewise.
5434 2001-01-31 DJ Delorie <dj@redhat.com>
5436 * expmed.c (extract_bit_field): allow non-integral modes if we
5437 want to extract a whole register from itself.
5439 2001-01-31 Jakub Jelinek <jakub@redhat.com>
5441 * c-typeck.c (set_init_index): If first is equal to last, assume as
5442 if it was not a range at all.
5444 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
5446 * config/fp-bit.c: Include tm.h.
5447 (float_to_si): Don't assume SImode is 32-bits wide.
5448 (float_to_usi): Likewise.
5450 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5452 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
5454 (typename): Call pending_xref_error after parsing typed_typespecs.
5455 * c-decl.c (lookup_tag): Give error immediately rather than
5456 leaving it pending if the tag of the wrong type is in the same
5458 (xref_tag): Don't pedwarn for forward declarations of enum types
5460 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
5463 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
5465 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
5467 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
5469 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
5470 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
5472 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
5474 * cpphash.h (struct cpp_reader): New saved_flags.
5475 * cppmacro.c (cpp_get_token): Use saved_flags to remember
5476 to avoid a paste after a pasted token.
5478 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
5480 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
5481 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
5482 Wtype_MIN instead of LONG_MIN.
5484 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
5486 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
5488 * fixinc/fixincl.x: Regenerated.
5489 * fixinc/inclhack.def (irix_limits_const): New definition to
5490 convert "const" to "__const" in limits.h.
5492 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
5494 * fixinc/genfixes (AG): Fix "autogen4" thinko.
5496 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5498 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
5499 when register dies in the insn.
5501 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
5503 * diagnostic.c (fatal): Fix word wrap.
5505 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
5507 * combine.c (try_combine): Fix SUBREG setting for
5508 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
5510 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5512 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
5515 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
5517 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
5519 * toplev.c (decode_W_option): Update warn_larger_than
5520 unconditionally for each processed switch.
5522 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
5524 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
5526 (hppa_expand_prologue): Delete code to save pic offset table register
5527 in the function prologue.
5528 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
5529 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
5530 table register at the beginning of the function after the prologue.
5532 2001-01-29 lars brinkhoff <lars@nocrew.org>
5534 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
5536 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5537 Jeff Law <law@redhat.com>
5539 * pa.md (return): Revise comment for trivial return.
5540 (return_internal): Non-trivial return pattern for non-PIC code.
5541 (return_internal_pic): Non-trivial return pattern for PIC code.
5542 It uses the PIC register to ensure it is restored after
5544 (epilogue): Generate appropriate return for PIC and non-PIC code.
5546 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
5548 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
5550 2001-01-29 DJ Delorie <dj@redhat.com>
5552 * combine.c (if_then_else_cond): Pass the correct mode to
5553 operand_subword() for constants.
5555 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
5557 * config/i386/cygwin.h: Add w32api to include search. Search different
5558 directories in a cross-build environment.
5560 2001-11-29 Tim Josling <tej@melbpc.org.au>
5562 * tree.h (TYPE_STUB_DECL): Add documentation.
5564 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
5566 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
5567 (sdbout_field_types): Likwise. Fix use of host_integerp.
5569 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
5571 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
5574 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
5576 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
5577 to use flag_gnu_linker.
5579 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5581 * cpplib.c (T_BAD_DIRECTIVE): Remove.
5582 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
5584 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
5586 * tree.c, tree.h (build_parse_node): Remove; was identical to
5588 * c-lang.c (start_cdtor), objc/objc-act.c
5589 (build_module_descriptor): Use build_nt instead of
5592 2001-01-29 Jakub Jelinek <jakub@redhat.com>
5594 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
5595 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
5596 not have any upper bits set.
5598 2001-01-29 Phil Edwards <pme@sources.redhat.com>
5600 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
5602 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5604 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
5606 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
5608 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
5609 (integer_minus_one_node): Define.
5611 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
5613 * Makefile.in (bootstrap2-lean): Fix typo.
5615 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
5617 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
5618 : Don't set fe_value.
5619 * cpplib.h (AVOID_LPASTE): New flag.
5620 (struct cpp_hashnode): Remove fe_value.
5621 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
5622 * cppmacro.c (builtin_macro): Don't set flags here.
5623 (replace_args): Set AVOID_LPASTE flag on first token of an
5624 argument, and the token following it.
5625 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
5626 macro expansion, and on the token following it. Do it for
5628 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
5630 2001-01-27 Richard Henderson <rth@redhat.com>
5632 * config/alpha/t-ieee: Remove multilibbing.
5633 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5635 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5637 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
5639 * Makefile.in: Remove all dependencies on defaults.h.
5640 * builtins.c: Don't include defaults.h.
5641 * c-common.c: Likewise.
5642 * c-decl.c: Likewise.
5643 * c-pragma.c: Likewise.
5644 * c-typeck.c: Likewise.
5645 * combine.c: Likewise.
5647 * frame-ia64.c: Likewise.
5648 * cppexp.c: Likewise.
5649 * crtstuff.c: Likewise.
5650 * dbxout.c: Likewise.
5651 * dwarf2out.c: Likewise.
5652 * dwarfout.c: Likewise.
5653 * emit-rtl.c: Likewise.
5654 * except.c: Likewise.
5656 * final.c: Likewise.
5657 * frame-dwarf2.c: Likewise.
5658 * libgcc2.c: Likewise.
5659 * optabs.c: Likewise.
5660 * profile.c: Likewise.
5661 * sdbout.c: Likewise.
5662 * toplev.c: Likewise.
5663 * tradcif.y: Likewise.
5665 * varasm.c: Likewise.
5667 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5669 * builtins.c (expand_builtin_fputs): Use size_one_node when
5670 transforming into fwrite.
5672 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
5674 * extend.texi (Attribute Syntax): New section.
5676 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
5678 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
5679 they didn't need fixing.
5681 2001-01-27 Janis Johnson <janis@us.ibm.com>
5683 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
5685 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
5686 to remove macro definitions that are duplicated from elfos.h.
5688 2001-01-27 Richard Henderson <rth@redhat.com>
5690 * config/i386/sco5gas.h: Move ...
5691 * config/usegas.h: ... here.
5692 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
5694 2001-01-27 Jakub Jelinek <jakub@redhat.com>
5696 * c-typeck.c (struct constructor_stack): Add range_stack member.
5697 (really_start_incremental_init): Clear it.
5698 (push_init_level): Save constructor_range_stack and clear it if
5699 pushing explicit braces.
5700 (pop_init_level): abort if constructor_range_stack is non-zero at
5701 explicit closing brace. Restore saved constructor_range_stack if
5704 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
5706 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
5707 into register was forced into memory.
5709 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
5711 * Makefile.in: Remove uses of + before $(MAKE).
5713 2001-01-26 Richard Henderson <rth@redhat.com>
5715 * stmt.c (cost_table): Remove.
5716 (COST_TABLE, cost_table_initialized): New.
5717 (estimate_case_costs): Use the later instead of the former.
5718 (balance_case_nodes): Likewise.
5720 2001-01-26 Richard Henderson <rth@redhat.com>
5722 * alias.c (objects_must_conflict_p): Read-only slots may not
5723 conflict despite having the same type.
5725 2001-01-27 Michael Hayes <mhayes@redhat.com>
5727 * loop.c (loop_giv_reduce_benefit): Copy mode size into
5729 (check_ext_dependant_givs): Initialise u_start_val and
5731 (load_mems): Make last_max_reg unsigned.
5732 (try_swap_copy_prop): Use INSN_P and initialise set.
5734 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
5736 * README.AVR : Removed.
5738 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
5740 * pa-64.h (text_section): Remove declaration.
5742 * pa.md (return_internal): Remove mode on PIC register use.
5744 2001-01-25 lars brinkhoff <lars@nocrew.org>
5746 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
5747 ASM_CLOSE_PAREN): fix typos.
5749 2001-01-25 Mark Mitchell <mark@codesourcery.com>
5751 * acconfig.h: Define `const' to the empty string if neither
5752 __STDC__ nor __cplusplus is defined.
5753 * config.in: Regenerated.
5755 2001-01-25 David Edelsohn <edelsohn@gnu.org>
5757 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
5758 * collect2.c (main): Delete importf. Add ".obj" file extension.
5759 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
5760 (aix_std_libs): Add additional AIX libraries to skip.
5761 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
5762 * config/rs6000/aix51.h: New file.
5764 2001-01-25 Michael Hayes <mhayes@redhat.com>
5766 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
5767 (loop_insn_emit_before): No longer static.
5768 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
5769 (loop_givs_rescan, load_mems): Likewise.
5770 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
5771 (maybe_eliminate_biv_1):
5772 (move_movables): Replace emit_call_insn_before with
5773 loop_call_insn_hoist.
5774 * loop.h (loop_insn_emit_before): Add.
5775 * unroll.c (copy_loop_body): Replace emit_insn_before with
5776 loop_insn_emit_before.
5778 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
5780 * diagnostic.c (fatal): Request preprocessed source.
5782 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
5784 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
5785 olddecl has argument types and newdecl has none, use the argument
5788 2001-01-24 Ulrich Drepper <drepper@redhat.com>
5790 * dwarf2out.c (prefix_of): New function. Determine longest common
5791 prefix of the two arguments. The units are whole path components.
5792 (output_file_names): When adding a new directory find the one entry
5793 with the longest common prefix already in the list. Artificially
5794 generate entry if there is none for this prefix.
5795 Fix test to check whether the zeroth directory entry is used.
5797 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
5799 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
5800 Changed all callers. Take it into account when deciding if a
5801 previously loaded value matches.
5803 2001-01-24 Richard Henderson <rth@redhat.com>
5805 * reload.c (find_reloads_subreg_address): Fail the substitution
5806 if the resulting address is insufficiently aligned.
5808 2001-01-24 DJ Delorie <dj@redhat.com>
5810 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
5811 check the original operand's mode also.
5812 * simplify-rtx.c (simplify_ternary_operation): Ditto.
5814 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
5816 * c-parse.in (cast_expr): Move compound literals from here ...
5817 (primary): ... to here. Use standard terminology "compound
5818 literal" instead of "constructor expression".
5820 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
5822 * gcc.1, cpp.1: Regenerate.
5824 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
5826 * calls.c (emit_library_call_value_1): Memory slot for
5827 pass-by-reference argument should have the mode of the argument,
5828 not of the pointer to it.
5830 2001-01-24 Tom Tromey <tromey@redhat.com>
5832 * gcc.texi (G++ and GCC): Mention gcj manual.
5833 (Standards): Link to section of manual mentioning gcj/Java
5836 2001-01-24 Jakub Jelinek <jakub@redhat.com>
5838 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
5839 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
5840 * tradcpp.c (main): Add -imacros or -include'd dependencies
5842 * cpp.texi (-M, -MM): Document -M -include behaviour.
5844 2001-01-24 Roger Collins <roger@ProProject.com>
5846 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
5848 2001-01-24 Will Cohen <wcohen@redhat.com>
5850 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
5851 whether registers are 32 bits or 64 bits in size.
5853 2001-01-24 Ben Elliston <bje@redhat.com>
5855 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
5857 2001-01-24 Richard Henderson <rth@redhat.com>
5859 * config/alpha/alpha.md (builtin_longjmp_internal): New.
5860 (builtin_longjmp): Use it instead of emit_indirect_jump.
5862 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
5864 * bb-reorder.c (make_reorder_chain_1): Handle case where
5865 jump edge goes to the same block as the fallthru edge.
5867 2001-01-23 Jim Wilson <wilson@redhat.com>
5869 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
5870 * frame.h (__ia64_personality_v1): Add prototype.
5871 * libgcc2.c (ia64_throw_helper): Change personality declaration to
5872 prototype form. Add void * cast to first argument to personality
5874 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
5875 (asctoe113): Likewise.
5876 * config/ia64/frame-ia64.c: Include eh-common.h.
5877 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
5879 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
5881 (itanium_split_issue): Add prototype.
5882 (gen_nop_type): Ifdef out.
5883 (find_best_packet): Initialize best_packet.
5884 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
5886 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
5887 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
5888 (flushrs): Add explicit stop bit at end.
5889 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
5892 2001-01-23 Chris Demetriou <cgd@broadcom.com>
5894 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
5896 * libgcc2.c (__terminate_func): Make variable static.
5897 (__terminate_set_func): New function to set __terminate_func.
5898 * libgcc2.h (__terminate_func_ptr): New typedef.
5899 (__terminate_set_func): New function.
5901 2001-01-23 Richard Henderson <rth@redhat.com>
5903 * flow.c (init_propagate_block_info): Don't consider unchanging
5904 memories for dead frame store elimination.
5906 2001-01-23 Richard Henderson <rth@redhat.com>
5908 * varasm.c (UNIQUE_SECTION): Move default implementation ...
5909 * defaults.h: ... here.
5911 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5913 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
5915 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
5917 * c-lex.c (lex_charconst): Fix typo: s/p/str.
5919 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5921 * rs6000.h (rs6000_return_addr): Move prototype from here...
5922 * rs6000-protos.h (rs6000_return_addr): ...to here.
5923 (rs6000_init_expanders): Delete prototype.
5925 2001-01-23 Nick Clifton <nickc@redhat.com>
5927 * invoke.texi: Replace , with \, inside @gccoptlist macros.
5928 (Spec Files): Document %B and %j and %. and %v3 and %M and
5929 %{S*&T} spec switches.
5931 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5933 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
5935 2001-01-23 Chris Demetriou <cgd@sibyte.com>
5936 Neil Booth <neil@daikokuya.demon.co.uk>
5938 * cpperror.c: Merge handlers of PEDWARN and WARNING.
5939 Have -Werror make pedantic warnings errors, like the
5942 2001-01-23 Phil Edwards <pme@sources.redhat.com>
5944 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
5946 2001-01-23 Jakub Jelinek <jakub@redhat.com>
5948 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
5949 * integrate.c (expand_inline_function): Initialize them.
5950 (subst_constants): If changing COMPARE so that both its arguments
5951 will be VOIDmode and the comparison mode will be lost, note
5952 compare_mode. Use the recorded compare_mode to optimize
5955 2001-01-23 Jason Merrill <jason@redhat.com>
5957 * dwarf2out.c (new_die): Use xcalloc.
5958 (output_die): Abort rather than emit a local reference to offset 0.
5960 2001-01-17 Andrew Haley <aph@redhat.com>
5962 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
5963 of a saved register; return NULL instead.
5964 (copy_reg): Take a pointer to a source register rather than a
5966 (next_stack_level): Remember the address in the stack frame of all
5968 Use the saved register pointer array as the source of the CFA.
5969 (throw_helper): Rewrite. Unwind once rather than twice and keep
5970 track of saved registers as we go.
5972 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5974 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
5975 * c4x.c (c4x_legitimize_reload_address): Remove.
5976 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
5977 reload address for ldp(k) insn.
5979 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
5981 * pa.md (return_internal): Add a USE of the PIC register to ensure
5982 it is restored after each call.
5983 (return expander): Corresponding changes.
5985 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5987 * rs6000.h (INIT_EXPANDERS): Delete.
5988 (RETURN_ADDR_RTX): Call rs6000_return_addr().
5989 * rs6000.c (rs6000_override_options): Call *_machine_status from
5991 (rs6000_init_expanders): ...instead of here. Delete.
5992 (rs6000_mark_machine_status): New function.
5993 (rs6000_init_machine_status): Use xcalloc.
5994 (rs6000_return_addr): Generate RTX for the return address.
5995 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
5996 (rs6000_stack_info): Use it.
5998 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
6000 * gthr-win32.h: Include errno.h to get a declaration for
6001 EINVAL and _mingw.h if the target is mingw32.
6003 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
6005 * cpp.texi: Correct typos.
6007 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6009 * explow.c (probe_stack_range): Ensure value passed to
6010 stack_check_libfunc is ptr_mode, not Pmode.
6012 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
6014 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
6015 case, don't use operand_subword to calculate a SUBREG that is
6018 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
6020 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6022 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
6023 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
6024 valid. If not replace it by equivalent insns.
6026 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6028 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
6029 contains SYMBOL_REF, LABEL_REF and CONST_INT.
6030 (c4x_U_constraint, symbolic_address_operand): Likewise.
6031 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
6033 (c4x_r11_set_p, c4x_check_laj_p): New functions.
6034 * c4x-protos.h (c4x_check_laj_p): Add prototype.
6035 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
6036 anulling slot because of silicon bug.
6037 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
6039 2001-01-22 Alan Modra <alan@linuxcare.com.au>
6041 * cppexp.c (parse_charconst): Change `mask' type to agree
6044 2001-01-21 Richard Henderson <rth@redhat.com>
6046 * config/i386/i386.c (ix86_asm_file_end): Disable putting
6047 pic_label_name in a linkonce section.
6049 2001-01-17 Philipp Thomas <pthomas@suse.de>
6051 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
6053 * configure: Regenerate.
6055 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
6057 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
6058 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
6060 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
6062 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
6063 If REVERSE nonzero then condition code in X must be reversed.
6064 (encode_section_info): Optimise if/else.
6065 (avr_function_value): Fix formatting.
6067 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
6068 (difficult_branch): Likewise.
6069 (rvbranch): Likewise.
6070 (difficult_rvbranch): Likewise.
6072 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
6074 * config/avr/libgcc.S: Fix comment.
6076 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
6078 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
6080 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
6082 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
6084 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
6086 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
6087 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
6088 * configure, config.in: Regenerate.
6089 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
6090 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
6091 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
6092 (doprint.o): New rule.
6094 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
6096 * c-typeck.c (digest_init): Handle boolean types as scalars.
6098 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6100 * stmt.c (expand_return): Don't return anything if size is zero.
6101 Delete redundant assignment to BYTES.
6102 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
6104 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
6106 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
6107 the same as the default library function names.
6108 * config/avr/avr.md: Document special characters after '%'.
6109 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
6110 knowing which of the call-used registers are really clobbered.
6111 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
6112 New. Both quotient and remainder from one libgcc.S call.
6113 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
6114 clobber as few registers as possible.
6115 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
6117 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
6119 * cppmacro.c (funlike_invocation_p): Don't move back up to the
6120 context of the top of the stack.
6122 2001-01-20 Jakub Jelinek <jakub@redhat.com>
6124 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
6125 (fixup_var_refs_insns): ...here.
6127 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
6129 * function.c (fixup_var_refs_insns): Break up into
6130 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
6131 [loop over entire insn list], and fixup_var_refs_insns_with_hash
6132 [loop over hash table entries].
6133 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
6134 fixup_var_refs_insns_with_hash, to match above changes.
6136 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
6138 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
6139 (libgcc.a): Likewise.
6140 (stmp-multilib): Likewise.
6141 (STAGE2_FLAGS_TO_PASS): Likewise.
6143 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
6145 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
6146 temporary if no_new_pseudos.
6148 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
6150 * cppinternals.texi: Update.
6152 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
6154 * arm.c (arm_init_builtins): Re-enable builtins.
6156 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6158 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
6159 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
6160 element to be null, and always expect an EXPR_LIST.
6161 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
6162 * sched-deps.c (sched_analyze_1): Likewise.
6163 * sched-rgn.c (check_live_1, update_live_1): Likewise.
6165 * regclass.c (max_set_parallel): New variable.
6166 (reg_scan): Take it into account in computation of max_parallel.
6167 (reg_scan_mark_refs, case SET): Compute it.
6169 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
6171 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
6172 * function.c (assign_parms): Use INTVAL for a CONST_INT.
6174 2001-01-19 Jason Merrill <jason@redhat.com>
6176 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
6177 for the abstract instance of an inline function.
6179 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
6180 J"orn Rennecke <amylaar@redhat.com>
6182 * reload1.c (move2add_note_store): Treat all registers directly or
6183 indirectly derived from a base register as members of the same set
6185 (reload_cse_move2add): Adjust accordingly. Take mode and offset
6186 of base register into account.
6188 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
6190 * alias.c (find_base_value): Recognize TRUNCATE.
6191 (record_set): In PLUS case, invalidate if other summand is also a
6194 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6196 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
6197 entry to be EXPR_LIST.
6198 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
6199 be an EXPR_LIST (but not null, which other code doesn't allow).
6200 (note_stores): Properly handle PARALLEL in SET.
6201 Recursively call for top-level PARALLEL.
6202 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
6203 * sched-rgn.c (check_live_1, update_live_1): Likewise.
6205 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
6207 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
6209 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
6210 not pfile->skipping (== 0).
6212 2001-01-17 Nick Clifton <nickc@redhat.com>
6214 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
6217 2001-01-17 Jim Wilson <wilson@redhat.com>
6219 * invoke.texi (IA-64 options): Improve.
6221 2001-01-17 Tom Tromey <tromey@redhat.com>
6223 * invoke.texi (Optimize Options): Use `{}' to around @samp
6226 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
6228 * invoke.texi (-fno-guess-branch-probability): New option.
6230 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6232 * combine.c (try_combine): Don't set i3_subst_into_i2 for
6233 case of making new double-word constant.
6234 Revert last change: instead just test i3_subst_into_i2.
6236 2001-01-17 Jakub Jelinek <jakub@redhat.com>
6238 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
6239 Use q constraints instead of r.
6241 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
6243 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
6244 (machine_function): Define.
6245 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
6246 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
6247 pa_free_machine_status): New functions.
6248 (override_options): Set {init,mark,free}_machine_status to above.
6249 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
6250 PIC_OFFSET_TABLE_REGNUM_SAVED.
6251 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
6252 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
6253 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
6254 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
6255 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6257 2001-01-15 DJ Delorie <dj@redhat.com>
6259 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
6263 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6265 * flow.c (propagate_on_insn): Make trying to delete a prologue
6266 or epilogue insn an ICE, not a warning. Allow doing this if
6267 the current function returns with stack pointer depressed.
6269 * combine.c (try_combine): If i3_subst_into_i2, properly check for
6270 I3 having more than one SET.
6272 2001-01-16 Jim Wilson <wilson@redhat.com>
6274 * invoke.texi: Document IA-64 options.
6276 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
6277 (fixup_errata): Delete TARGET_A_STEP use.
6278 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
6279 (TARGET_SWITCHES): Delete -ma-step option.
6280 * config/ia64/ia64.md (all FP patterns): Delete %B0.
6281 (movqicc_astep, movqi_internal_astep, movhicc_astep,
6282 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
6283 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
6284 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
6285 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
6287 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
6288 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
6289 cmovsi_internal): Delete ! TARGET_A_STEP check.
6291 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6293 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
6294 possibility to report bugs via postal mail. Change a URL and
6295 merge in a nearly duplicate statement...
6296 (Bug Reporting): ...from here.
6297 (Service): Refer to the Bug Reporting section instead of
6299 (Contributing): Remove trivial explanations concerning snapshots.
6301 2001-01-16 Alan Modra <alan@linuxcare.com.au>
6303 * cppmain.c (general_init): Don't use ANSI prototype.
6305 2001-01-16 Tom Tromey <tromey@redhat.com>
6307 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
6309 2001-01-16 Richard Henderson <rth@redhat.com>
6311 * config/i386/i386.h: Fix comment typo.
6312 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
6313 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
6315 2001-01-16 Phil Edwards <pme@sources.redhat.com>
6317 * gcc.c: Revert previous -fsyntax-only-related change; move
6320 2001-01-16 Jakub Jelinek <jakub@redhat.com>
6322 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
6323 inmode after checking GET_CODE (op).
6325 2001-01-16 Richard Henderson <rth@redhat.com>
6327 * flow.c (struct propagate_block_info): Add mem_set_list_len.
6328 (MAX_MEM_SET_LIST_LEN): New.
6329 (propagate_one_insn): Update mem_set_list_len.
6330 (invalidate_mems_from_autoinc): Likewise.
6331 (invalidate_mems_from_set): Likewise.
6332 (mark_used_regs): Likewise.
6333 (init_propagate_block_info): Likewise. Stop collecting memories
6334 when we reach MAX_MEM_SET_LIST_LEN.
6335 (mark_set_1): Likewise.
6337 2001-01-16 Richard Henderson <rth@redhat.com>
6339 * unroll.c (precondition_loop_p): Fail if no iteration
6342 2001-01-16 Phil Edwards <pme@sources.redhat.com>
6344 * gcc.c: When -fsyntax-only is given, do not complain about
6347 2001-01-15 Richard Henderson <rth@redhat.com>
6349 * config/i386/i386.c (asm_output_function_prefix): Remove.
6350 (ix86_asm_file_end): New.
6351 (load_pic_register): Generate pic_label_name into a
6352 staticly allocated buffer.
6353 * config/i386/i386-protos.h: Update.
6354 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
6355 (ASM_FILE_END): New.
6356 * config/i386/i386afe.h: New file.
6357 * config.gcc (i?86-*-elf) [tm_file]: Use it.
6358 (i?86-*-{freebsd,linux*,moss*}): Likewise.
6359 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
6360 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
6361 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
6362 * config/i386/sco5.h (ASM_FILE_END): Likewise.
6363 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
6365 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6367 * Makefile.in (install-man): Remove explicit dependency on
6370 * configure.in, configure: Revert previous patch requiring perl
6373 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
6375 * toplev.c (flag_guess_branch_prob): New.
6376 (f_options): Add guess-branch-probability option.
6377 (rest_of_decl_compilation): Only estimate branch probability if
6379 (main): set flag_guess_branch_prob.
6381 * flags.h (flag_guess_branch_prob): New.
6383 2001-01-15 DJ Delorie <dj@redhat.com>
6385 * gcc.texi (Makefile): Add documentation for Makefile targets.
6387 2001-01-15 Philip Blundell <philb@gnu.org>
6389 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
6391 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
6392 (is_pic): Delete declaration.
6393 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
6394 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
6395 * config/arm/arm.md (builtin_setjmp_receiver): New.
6397 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
6399 * arm.c (use_return_insn): Don't try to determine the function type
6400 until after reload has completed.
6401 (arm_output_epilogue): Don't adjust the sp value recovered from the
6403 (emit_multi_reg_push): Don't record dwarf information for the pc.
6404 * arm.md (eh_epilogue): The function type may have changed, so it
6405 needs to be recalculated.
6406 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
6407 unwind tables on arm/netbsd.
6409 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
6411 * arm.md (cbranchsi4): Correct calculation of branch ranges.
6412 (negated_cbranchsi4): Likewise.
6414 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
6416 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
6417 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
6418 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
6419 pass -mapcs-* options to assembler.
6420 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
6421 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
6422 (ASM_SPEC): Call subtarget_extra_asm_spec.
6424 2001-01-15 Andreas Jaeger <aj@suse.de>
6426 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
6428 (ix86_expand_builtin): Likewise.
6430 * gencodes.c (output_predicate_decls): Make i size_t to avoid
6431 warning about comparison between signed and unsigned.
6433 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
6435 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
6437 2001-01-14 Ralf Baechle <ralf@gnu.org>
6439 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
6440 SUBTARGET_CPP_SPEC apropriatly.
6442 2001-01-12 Mark Mitchell <mark@codesourcery.com>
6444 * varasm.c (make_decl_rtl): Fix typo in last change.
6446 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
6448 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
6449 linker supports the init_priority C++ attribute.
6450 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
6451 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
6452 linker does not support init_priority C++ attribute.
6454 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
6456 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
6458 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
6460 * c-parse.in (finish_parse): Add comment about cpp_destroy.
6461 * cp/lex.c (finish_parse): Similarly.
6462 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
6463 Return the number of errors encountered.
6464 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
6465 * cppmain.c (main): Don't call cpp_destroy.
6467 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
6469 * configure.in: Require at least perl 5.6.0 to regenerate
6471 * configure: Regenerate.
6473 2001-01-14 Richard Henderson <rth@redhat.com>
6475 * genrecog.c (DT_veclen_ge): New.
6476 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
6477 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
6478 (nodes_identical_1): Handle DT_veclen_ge.
6479 (write_cond, debug_decision_2): Likewise.
6481 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
6483 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
6485 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
6487 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
6489 * cppmain.c (do_preprocessing): New function; most of the old
6491 (main): Call it to do most of the work.
6492 (cb): Move from global scope to set_callbacks ().
6493 (setup_callbacks): Get the callback pointer.
6494 (general_init, printer_init): Clean up code and comments.
6496 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
6498 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
6501 2001-01-14 Kazu Hirata <kazu@hxi.com>
6503 * config/h8300/h8300.c (get_shift_alg): Update comments.
6505 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6507 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
6508 (alloc_page, ggc_alloc): Add casts to remove warnings.
6510 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
6512 * combine.c (simplify_comparison): Don't change `code' when
6513 can't reverse comparison.
6515 2001-01-14 Richard Henderson <rth@redhat.com>
6517 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
6518 update all call sites. Return true for all non-label constants.
6520 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
6522 * i386.c (ix86_expand_compare): Add bypass_test and second_test
6524 (ix86_expand_branch): Update.
6525 (ix86_expand_setcc): Update to handle multiple test conditions.
6526 (expand_int_movcc): Likewise.
6527 (expand_fp_movcc): Likewise.
6528 * i386-protos.h (ix86_expand_compare): New.
6529 * i386.md (andqi_?_slp, orqi_?_slp): New.
6530 (conditional trap expander): Update call to ix86_expand_compare.
6532 2001-01-14 Richard Henderson <rth@redhat.com>
6534 * config/vax/vax.md: Use nonimmediate_operand instead of
6535 general_operand in destinations.
6537 * config/vax/vax.md (indirect_jump): Use register_operand.
6539 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
6540 * config/vax/vax.md (call_pop): Turn into an expander.
6541 (call_value_pop): Likewise.
6542 (call, call_value): New.
6544 2001-01-14 Andreas Jaeger <aj@suse.de>
6546 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
6548 (ix86_fp_compare_mode): Add unused attribute.
6549 (ix86_expand_fp_movcc): Remove unused variable.
6550 (ix86_expand_builtin): Make fcode unsigned.
6552 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
6553 (expand_expr): Add cast to avoid signed warning.
6554 (store_field): Likewise.
6555 (store_constructor_field): Likewise.
6556 (store_constructor): Likewise.
6557 (store_expr): Likewise.
6558 (clear_storage): Likewise.
6559 (emit_group_store): Likewise.
6560 (emit_group_load): Likewise.
6562 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
6564 * c-common.c: Move format checking code to ...
6565 * c-format.c: ... here. New file. Reorder some functions and
6567 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
6569 * c-common.h (decl_handle_format_attribute,
6570 decl_handle_format_arg_attribute): Declare.
6571 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
6572 (c-common.o): Adjust dependencies.
6573 (c-format.o): New list of dependencies.
6575 2001-01-13 Jakub Jelinek <jakub@redhat.com>
6577 * unroll.c (loop_iterations): If we cannot prove iteration variable
6578 is set once in each iteration, punt.
6580 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
6582 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
6583 (*strlenhi): Remove clobber (which was buggy) of output address.
6585 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
6587 * Makefile.in (generated-manpages): Add gcc.1
6588 ($(srcdir)/gcc.1): New target.
6589 (maintainer-clean): Delete $(srcdir)/gcc.1.
6590 * gcc.texi: Add macros @gccoptlist and @gol.
6591 * invoke.texi: Include option summary in manpage. Mark up option
6592 summary with @gccoptlist and @gol. Use @r in one place where
6594 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
6595 * gcc.1: Generate from invoke.texi.
6597 2001-01-13 Richard Henderson <rth@redhat.com>
6599 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
6600 (struct page_entry): Add group member.
6601 (struct page_group): New.
6602 (struct globals): Add page_groups member.
6603 (alloc_anon): Only define for using mmap; remove valloc call.
6604 (page_group_index): New.
6605 (set_page_group_in_use): New.
6606 (clear_page_group_in_use): New.
6607 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
6608 (free_page, release_pages): Likewise.
6609 * configure.in (with-gc): Default to ggc-page always.
6611 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
6613 * reload1.c (replace_pseudos_in_call_usage): Use
6614 reg_equiv_constant and reg_equiv_address, and don't try
6615 regno_reg_rtx first.
6617 2001-01-13 Richard Henderson <rth@redhat.com>
6619 * ggc-page.c (alloc_page): Round up allocation size to one page.
6620 Set e->order on extra pages.
6622 2001-01-13 Richard Henderson <rth@redhat.com>
6624 * genrecog.c (nodes_identical): Expand commentary.
6625 (write_switch): Watch out for identical nodes.
6627 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6629 * cppfiles.c (_cpp_fake_include): New function.
6630 * cpphash.h (_cpp_fake_include): New.
6631 * cpplib.c (do_line): Call _cpp_fake_include when entering
6632 header files in preprocessed input.
6633 * cppmain.c (cb_pragma_implementation): Remove handling.
6634 (setup_callbacks): Don't register pragmas.
6636 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6638 * extend.texi: Udate for CPP.
6640 2001-01-13 Andreas Jaeger <aj@suse.de>
6642 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
6644 * regmove.c: Add prototype for replace_in_call_usage.
6646 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6648 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
6649 struct cpp_chunk, struct htab, struct toklist,
6650 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
6651 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
6652 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
6653 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
6654 (struct macro_args): Delete.
6655 * cpphash.h: See above.
6657 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6659 * cppmain.c (struct printer): Remove no_line_dirs.
6661 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
6662 : Use options rather than CPP_OPTION.
6663 (setup_callbacks): Use cb rather than pfile->cb.
6664 (main): No need to check for a buffer. Use cpp_errors.
6665 (printer_init): Don't set no_line_dirs.
6666 (maybe_print_line): Use options not no_line_dirs.
6667 (cb_file_change): Don't call print_line if -P.
6669 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6671 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
6673 * c-parse.in (finish_parse): Use cpp_errors.
6674 (__yylex): Use return value of cpp_pop_buffer.
6675 * cp/lex.c (finish_parse): Use cpp_errors.
6676 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
6678 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
6680 * README.AVR: URLs corrected.
6682 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6684 * c-decl.c (start_function): Don't warn if old prototype is builtin
6685 that's not in C's namespace.
6686 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
6687 (_bb): Add prototype for ctime.
6688 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
6690 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
6692 * i386.c (ix86_fp_comparison_arithmetics_cost,
6693 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
6694 ix86_fp_comparison_cost): New functions.
6695 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
6696 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
6697 two-branch sequences; make static.
6698 (ix86_use_fcomi_compare): Do decision according to the costs.
6699 (split_fp_branch): New.
6700 * i386.md (compare-and-branch patterns): Use split_fp_branch.
6701 * i386-protos.h (ix86_expand_fp_compare): Remove
6702 (ix86_split_fp_branch): Declare.
6704 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
6705 and ix86_comparison_operator.
6707 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
6710 * i386.c (put_condition_code): Output properly the unordered/ordered
6711 compares in fp case.
6712 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
6714 * tm.texi (REVERSE_CONDITION): Document.
6715 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
6716 in -ffast-math mode.
6717 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
6719 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
6721 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
6723 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
6726 * config/sh/sh.c (mova_p): Fix test for mova_const.
6728 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6730 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
6731 cpp_get_options rather than dereferencing pfile and using
6733 * scan-decls.c (scan_decls): Use return value of
6734 cpp_pop_buffer rather than CPP_BUFFER.
6736 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
6738 * cppinit.c (cpp_handle_option): help_only is now part of the
6739 cpp_options structure.
6740 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
6741 cpp_set_callbacks): New functions.
6742 * cpplib.h (cpp_callbacks): Break out as a named structure.
6743 (cpp_options): Move help_only here from cpp_reader.
6744 (CPP_FATAL_ERRORS): Update to use cpp_errors.
6745 (cpp_errors, cpp_get_options, cpp_get_callbacks,
6746 cpp_set_callbacks): New prototypes.
6747 * cppmain.c (main): Update for help_only.
6749 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
6751 * Makefile.in (info, maintainer-clean, install-info, uninstall):
6752 Also build and remove and install and uninstall c-tree.info and
6754 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
6755 ($(srcdir)/cppinternals.info): New target.
6756 * c-tree.texi: Change file name used when makeinfo used without -o
6757 from ir.info to c-tree.info. Add info directory entry.
6758 * cppinternals.texi: Add info directory entry.
6759 * .cvsignore: Update.
6761 2001-01-12 Jakub Jelinek <jakub@redhat.com>
6763 * c-typeck.c (store_init_value): Don't require constant initializer
6764 elements with -pedantic -std=c99.
6765 (digest_init): Change error about non-constant initializer elements
6767 (constructor_range_end): Remove.
6768 (constructor_incremental, designator_depth,
6769 designator_errorneous): New variables.
6770 (struct constructor_stack): Remove range_end, add incremental.
6771 (struct constructor_range_stack, constructor_range_stack): New.
6772 (struct initializer_stack): Add constructor_range_stack.
6773 (finish_init): Set it.
6774 (start_init): Likewise. require_constant_elements for non-static
6775 trees only if not flag_isoc99.
6776 (really_start_incremental_init): Remove constructor_range_end, add
6777 constructor_incremental.
6778 (pop_init_level): Likewise.
6779 (push_init_level): Likewise. If implicit and the subobject had some
6780 value set already, preinitialize the level with it.
6781 Warn about missing braces only if not pushing due to designators.
6782 (set_designator, push_range_stack): New functions.
6783 (set_init_label): Use them.
6784 (set_init_index): Likewise. Remove constructor_range_end.
6785 Error if designator index is outside of array bounds.
6786 (add_pending_init): Compare values of purpose index trees, not the
6787 trees themselves. Allow overwriting of already initialized element.
6788 Issue a warning if it had side-effects.
6789 (set_nonincremental_init, set_nonincremental_init_from_string): New
6791 (pending_init_member): Rename to...
6792 (find_init_member): ...this function. Call set_nonincremental_init
6793 if necessary. Compare values of purpose index trees, not the trees
6794 themselves. Return the actual value, not just non-zero if something
6796 (output_init_element): Remove checks for duplicates.
6797 If field has zero size, only check the initializer for correctness.
6798 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
6799 if constructor_incremental is zero. Change error about initializers
6800 not computable at load time into pedwarn.
6801 (output_pending_init_elements): Compare bit positions, not
6802 FIELD_DECLs to take into account zero-sized fields.
6803 (process_init_element): Use constructor_range_stack to fill all
6804 ranges in the designator lists from current level up.
6805 * extend.texi: Update documentation for labeled elements.
6807 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
6809 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
6810 to function usage for arguments passed by reference. Optimize
6811 callee-copied arguments.
6812 * regmove.c (replace_in_call_usage): New function.
6813 (fixup_match_1): Call it.
6814 * cse.c (cse_insn): Canonicalize registers in function usage.
6815 * reload1.c (replace_pseudos_in_call_usage): New function.
6818 * Makefile.in: Reverted yesterday's wrong patch. Installed the
6821 2001-01-12 Jakub Jelinek <jakub@redhat.com>
6823 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
6826 2001-01-12 DJ Delorie <dj@redhat.com>
6828 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
6829 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
6832 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
6834 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
6835 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
6836 -std options alongside references to -ansi. Update some
6837 documentation for C99.
6838 * cpp.1: Regenerate.
6840 2001-01-12 Andreas Jaeger <aj@suse.de>
6842 * haifa-sched.c (restore_line_notes): Remove argument block B
6844 * sched-ebb.c (schedule_ebb): Change caller.
6845 * sched-rgn.c (schedule_region): Likewise.
6846 * sched-int.h (restore_line_notes): Adjust prototype.
6848 * loop.h: Remove wrong declaration of doloop_condition_get.
6850 2001-01-12 Phil Edwards <pme@sources.redhat.com>
6852 * extend.texi: Move C++-extension-related node from the C section
6853 into the C++ section.
6855 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
6857 * extend.texi: Refer to an array of pointers to functions instead
6858 of one of functions.
6860 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
6861 Jan Hubicka <jh@suse.cz>
6863 * combine.c (reversed_comparison): Fix typo in last patch.
6865 (combine_reversed_comparison_code): Make static to follow
6866 prototype declaration.
6868 2001-01-12 Phil Edwards <pme@sources.redhat.com>
6870 * install.texi: Remove misplaced duplicate entry.
6872 2001-01-11 Ulrich Drepper <drepper@redhat.com>
6874 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
6876 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
6878 * final.c: (leaf_function_p): Fix typo.
6880 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
6882 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
6883 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
6885 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
6886 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
6887 mmap_anon, and valloc is available.
6888 * ggc-page.c: Restructure ifdef logic to match new autoconf
6889 spec. Don't throw away the test page in init_ggc.
6891 * configure, config.in: Regenerate.
6893 2001-01-12 Michael Hayes <mhayes@redhat.com>
6895 * loop.h (total_biv_increment): Constify iv_class pointer.
6896 (struct induction): Replace `mem_mode' with `mem' rtx.
6897 * unroll.c (total_biv_increment): Constify iv_class pointer.
6898 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
6899 (find_mem_givs, combine_givs_p): Likewise.
6900 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
6902 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
6904 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
6906 (__gthread_getspecific): Ditto.
6908 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
6910 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
6911 put_condition_code): Convert fp comparison codes to integer
6913 (ix86_expand_fp_compare): Postnote the fp comparison code converison
6916 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
6917 * i386-protos.h (no_comparison_operator): Kill.
6919 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
6921 * combine.c (REVERSIBLE_CC_MODE): Remove.
6922 (reversible_comparison_p): Remove.
6923 (combine_reversed_comparison_code): New.
6924 (reversed_comparison): New.
6925 (combine_simplify_rtx): Use
6926 combine_reversed_comparison_code/reversed_comparison instead
6927 of reversible_comparison_p.
6928 (simplify_if_then_else): Likewise.
6929 (simplify_set): Likewise.
6930 (simplify_logical): Likewise.
6931 (if_then_else_cond): Likewise.
6932 (known_cond): Likewise.
6933 (simplify_comparison): Likewise.
6935 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
6937 * builtins.c (std_expand_builtin_va_start): Handle varargs when
6938 sizeof (int) is larger than sizeof(__word__).
6940 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
6942 * cppinit.c (do_includes): Fix typo.
6944 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6946 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
6947 in S_REGS does not occur because not all sources are possible
6948 when a S_REGS is a destination (sometimes needs a clobber).
6949 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
6950 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
6951 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
6952 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
6953 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
6954 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
6955 (lshrdi_const1, lshrsi3_const16): Likewise.
6956 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
6957 (*movhi_68hc12, *movqi_68hc12): Likewise.
6958 (movstrictqi): Make sure reloading in D_REGS as a destination
6961 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
6963 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6965 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
6967 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
6968 -D, -U and -A, and don't initialize the builtins.
6969 (do_includes): Error if -include or -imacros with -fpreprocessed.
6970 * cppmain.c (cb_define, cb_undef): Unconditionally process
6972 * tradcpp.c (main): Fix typo.
6974 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
6976 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
6977 (read_name_map): Use IS_ABSOLUTE_PATH.
6978 * tradcpp.c (get_filename): Likewise.
6980 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6982 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
6983 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
6984 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
6985 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
6986 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
6987 (cmphi_z_used): Don't use '@' for the output.
6988 (tstqi_z_used): Likewise.
6989 (cmpqi_z_used): Likewise.
6990 (one_cmplsi2): Likewise.
6992 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
6994 * config/sh/sh.c (barrier_align): Recognize branch around far
6995 branch and redundant insn.
6997 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
6999 * invoke.texi: Restore documentation of the drivers' switches -MD
7002 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
7004 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
7006 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
7007 check-objc//%): Support parallel testing of multilibs.
7008 (TESTSUITEDIR): Set to testsuite by default, but override for
7010 (check-gcc, check-g++, check-g77, check-objc): Enter
7013 2001-01-11 Bernd Schmidt <bernds@redhat.com>
7015 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
7016 * sched-deps.c (deps_may_trap_p): Likewise.
7017 * basic-block.h: Remove a comment.
7018 * flow.c (PROP_POSTRELOAD): Remove.
7019 (update_life_info): Don't add it to prop_flags.
7020 (mark_set_1): Lose the code that was enabled by it.
7022 2001-01-11 Michael Hayes <mhayes@redhat.com>
7024 * flow.c (flow_call_edges_add): New.
7025 * basic_block.h (flow_call_edges_add): New.
7027 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
7029 * reload1.c (move2add_note_store): Update reg_set_luid even if
7030 base reg remains the same.
7032 2001-01-10 Nick Clifton <nickc@redhat.com>
7034 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
7035 machine_function structure to zero.
7036 Add prototypes for machine_status functions.
7038 2001-01-10 Mark Mitchell <mark@codesourcery.com>
7040 * c-common.h (CTI_VOID_LIST): Remove.
7041 (void_list_node): Likewise.
7042 * tree.h (TI_VOID_LIST_NODE): New enumeral.
7043 (void_list_node): New macro.
7044 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
7045 * config/i386/i386.c (ix86_init_builtins): Likewise.
7046 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
7048 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
7050 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
7051 * cppinit.c (cpp_start_read): Update comment, remove unneeded
7053 * tradcpp.c: Include mkdeps.h.
7054 (deps, print_deps_phony_targets, deps_append, output_deps,
7055 init_dependency_output, output_deps): New.
7056 (deps_buffer, deps_allocated_size, deps_size, deps_column,
7057 deps_output): Delete.
7058 (print_deps_missing_files): Rename deps_missing_files.
7059 (inhibit_output): Make global.
7060 (main): Delete inhibit_output, deps_stream, deps_target.
7061 Use mkdeps functionality in the same way as cpplib. Remove
7062 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
7063 -M and -MM. Remove old handling of deps via deps_out, and
7064 old reading of environment variables.
7065 (get_filename): Update to use deps_add_dep.
7067 2001-01-10 Mark Mitchell <mark@codesourcery.com>
7069 * output.h (make_function_rtl): Remove prototype.
7070 (make_decl_rtl): Likewise.
7071 * varasm.c (make_function_rtl): Remove.
7072 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
7073 than from a third parameter.
7074 * tree.h (make_decl_rtl): Remove last parameter.
7075 * c-decl.c (builtin_function): Remove last argument in call to
7076 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
7077 (start_function): Likewise.
7078 * except.c (call_get_eh_context): Likewise.
7079 * expr.c (emit_block_move): Likewise.
7080 (clear_storage): Likewise.
7081 * profile.c (output_func_start_profiler): Likewise.
7082 * toplev.c (rest_of_decl_compilation): Likewise.
7083 * objc/objc-act.c (create_builtin_decl): Likewise.
7084 (synth_module_prologue): Likewise.
7085 (generate_static_reference): Likewise.
7086 (build_selector_reference_decl): Likewise.
7087 (build_class_reference_decl): Likewise.
7088 (build_objc_string_decl): Likewise.
7089 (build_protocol_reference): Likewise.
7091 2001-01-10 Richard Henderson <rth@redhat.com>
7093 * hwint.h: Revert yesterday's change.
7095 2001-01-10 Nick Clifton <nickc@redhat.com>
7097 * function.h (save_machine_status): Delete.
7098 (restore_machine_status): Delete.
7099 Amend comment describing {init|mark|free}_machine_status.
7101 * function.c (save_machine_status): Delete.
7102 (restore_machine_status): Delete.
7103 Amend comment describing {init|mark|free}_machine_status.
7104 (push_function_context_to): Remove invocation of
7105 save_machine_status.
7106 (pop_function_context_from): Remove invocation of
7107 restore_machine_status.
7109 * emit-rtl.c (init_emit_once): Amend comment describing
7110 {init|mark|free}_machine_status.
7112 * tm.texi (Per-Function Data): New node. Describe the
7113 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
7116 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
7118 * cppinit.c (OPT_g): Remove.
7119 (cpp_handle_option): Update for removed -g3.
7120 (print_help): Update.
7121 * cpplib.h (struct cpp_options): Remove debug_output.
7122 * cppmain.c (setup_callbacks, cb_define): Update.
7123 * gcc.c (cpp_options): Translate -g3 to -dD.
7125 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
7127 * config/i960/i960.md: Change modifier to + on the zero_extract
7128 pattern after the (rotate -2 reg) canonicalization pattern.
7130 2001-01-10 Richard Henderson <rth@redhat.com>
7132 * config/alpha/alpha.c (alpha_free_machine_status): New.
7133 (override_options): Install it.
7134 (alpha_mark_machine_status): Verify machine non-null.
7135 * config/i386/i386.c (ix86_free_machine_status): New.
7136 (override_options): Install it.
7137 (ix86_init_machine_status): Use xcalloc.
7138 (ix86_mark_machine_status): Verify machine non-null.
7139 * config/ia64/ia64.c (ia64_free_machine_status): New.
7140 (ia64_override_options): Install it.
7141 (ia64_mark_machine_status): Verify machine non-null.
7143 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
7145 * function.c (instantiate_virtual_regs): Instantiate virtual
7146 registers found in CALL_INSN_FUNCTION_USAGE.
7148 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7150 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
7151 equivalent to -ansi in disabling -Di386.
7153 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
7155 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
7157 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
7159 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
7161 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
7163 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7165 * invoke.texi: Document that -fcond-mismatch isn't supported for
7168 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7170 * gcc.texi: Define macro gcctabopt.
7171 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
7172 @command, @env and @option in some places where appropriate. Use
7173 @gcctabopt where appropriate. Put URLs and email addresses inside
7176 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
7178 * gcc.c (cpp_options): Set MD file name from output
7179 filename, if specified.
7180 (suffix_subst): New static variable.
7181 (do_spec): Clear it.
7182 (do_spec_1, case '.'): Handle new `%.suffix' spec.
7184 (give_switch): Handle suffix_subst.
7186 2001-01-10 Phil Edwards <pme@sources.redhat.com>
7188 * invoke.texi: Fix another typo.
7190 2001-01-10 Phil Edwards <pme@sources.redhat.com>
7192 * invoke.texi: Fix typo.
7194 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
7196 * c-lang.c (lang_hooks): Update.
7197 (lang_decode_option): Remove.
7198 (lang_init_options): Rename c_init_options.
7199 * toplev.c (main): Use lang_hooks for lang_init_options
7200 and lang_decode_option.
7201 * toplev.h (lang_hooks): Add 2 new hooks.
7202 * tree.h: Remove lang_init_options and lang_decode_option.
7203 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
7204 * cp/decl2.c: Similarly.
7205 * cp/lex.c (lang_init_options): Rename cxx_init_options.
7206 (lang_hooks): Update.
7207 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
7209 (lang_init_options): Rename ffe_init_options.
7210 (lang_hooks): Update.
7211 (lang_decode_option): Remove.
7212 * java/lang.c (lang_init_options): Rename java_init_options.
7213 (lang_decode_option): Rename java_decode_option.
7214 (lang_hooks): Update.
7215 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
7216 (lang_decode_option): Rename objc_decode_option.
7217 (lang_hooks): Update.
7219 2001-01-09 Nick Clifton <nickc@redhat.com>
7221 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
7222 (d30v_return_addr_rtx): Delete.
7223 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
7224 cfun->machine structure.
7225 (struct machine_function): Move to d30v.h
7226 (d30v_save_machine_status): Delete.
7227 (d30v_restore_machine_status): Delete.
7228 (d30v_init_machine_status): New Function.
7229 (d30v_mark_machine_status): New Function.
7230 (d30v_free_machine_status): New Function.
7231 (d30v_init_expanders): Use new functions.
7232 (d30v_return_addr): Use ra_rtx field in cfun->machine.
7233 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
7234 d30v_return_addr_rtx.
7236 * config/d30v/d30v.h (struct_machine): Move here.
7237 Add eh_epilogue_sp_ofs field.
7239 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
7240 field in cfun->machine structure.
7242 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
7244 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
7245 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
7246 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7248 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
7250 * objc/lang-options.h: Remove bogus reference to
7253 2001-01-09 Kazu Hirata <kazu@hxi.com>
7255 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
7258 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
7260 * reload.c (find_reloads_address): Check for eliminable registers
7261 when substituting a constant expression for a pseudo.
7263 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
7265 * c-common.c (enum format_type): Add format_type_error.
7266 (decode_format_type): New function.
7267 (decl_attributes): Use it.
7268 (format_kind_info): Adjust comment.
7270 2001-01-09 David O'Brien <obrien@BSDi.com>
7272 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
7273 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
7275 * config/i386/gnu.h: Don't include required platform specific .h files,
7276 tm.h will do it instead.
7277 * config/i386/i386elf.h: Likewise.
7278 * config/i386/linux.h: Likewise.
7279 * config/i386/moss.h: Likewise.
7280 * config/mips/gnu.h: Likewise.
7282 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7284 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
7285 (rs6000-ibm-aix3.[01]*): Likewise.
7286 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
7287 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
7288 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
7289 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
7290 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
7291 (powerpc-*-eabiaix*): Likewise.
7292 (powerpc-*-eabisim*): Likewise.
7293 (powerpc-*-elf*): Likewise.
7294 (powerpc-*-eabi*): Likewise.
7295 (powerpc-*-rtems*): Likewise.
7296 (powerpc-*-linux*libc1): Likewise.
7297 (powerpc-*-linux*): Likewise.
7298 (powerpc-wrs-vxworks*): Likewise.
7299 (powerpcle-wrs-vxworks*): Likewise.
7300 (powerpcle-*-sysv*): Likewise.
7301 (powerpcle-*-elf*): Likewise.
7302 (powerpcle-*-eabisim*): Likewise.
7303 (powerpcle-*-eabi*): Likewise.
7304 (powerpcle-*-solaris2*): Likewise.
7305 * config/rs6000/aix31.h: Delete includes.
7306 * config/rs6000/aix3newas.h: Likewise.
7307 * config/rs6000/aix41.h: Likewise.
7308 * config/rs6000/aix43.h: Likewise.
7309 * config/rs6000/beos.h: Likewise.
7310 * config/rs6000/rtems.h: Likewise.
7311 * config/rs6000/sysv4.h: Likewise.
7313 2001-01-09 Kazu Hirata <kazu@hxi.com>
7315 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
7316 Change an argument mode of machine_mode to shift_mode of
7317 shift_mode. Remove an extra error check.
7318 (emit_a_shift): Adopt to the new calling prototype of
7320 (function_prologue): Fix code for a monitor
7321 function. Support H8/S.
7322 (function_epilogue): Do not output pop for a monitor function.
7324 2001-01-09 Nick Clifton <nickc@redhat.com>
7326 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
7327 (setup_incoming_varargs): Use sysv_varargs_p field of the
7328 cfun->machine structure.
7329 (struct machine_function): Move to rs6000.h
7330 (rs6000_save_machine_status): Delete.
7331 (rs6000_restore_machine_status): Delete.
7332 (rs6000_init_machine_status): New Function.
7333 (rs6000_free_machine_status): New Function.
7334 (rs6000_init_expanders): Use new functions.
7336 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
7338 (struct machine_function): Move here.
7340 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
7341 sysv_varargs_p field of the cfun->machine structure.
7343 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
7345 (rs6000_restore_machine_status): Remove prototype.
7347 2001-01-09 Richard Henderson <rth@redhat.com>
7349 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
7350 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
7351 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
7352 (sched_analyze_2, sched_analyze_insn): Likewise.
7353 (sched_analyze, init_deps): Likewise.
7354 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
7355 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
7356 (compute_block_backward_dependences): Update propagate_deps call.
7358 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
7360 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
7362 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
7364 * cppinit.c (OPT_MD, OPT_MMD): Restore.
7365 (cpp_handle_option): Handle them.
7366 (cpp_post_options): Ensure one of -M or -MM is specified with
7367 any other -M? option.
7368 (init_dependency_output): Suppress output with -MG.
7370 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
7373 * invoke.texi: Update.
7375 2001-01-09 Bernd Schmidt <bernds@redhat.com>
7377 * sh.md (reload_outsf): Generate recognizable patterns for
7380 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
7382 * c-lang.c (lang_hooks): Update.
7383 (lang_init): Rename c_init.
7384 (lang_finish): Remove.
7385 * toplev.c (compile_file): Use lang_hooks for lang_init ()
7387 * toplev.h (lang_hooks): Add init () and finish ().
7388 * tree.h (lang_init, lang_finish): Remove.
7389 * cp/tree.h (lang_init, lang_finish): Remove.
7390 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
7391 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
7393 (lang_init, lang_finish): Remove.
7394 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
7395 (lang_hooks): Update.
7396 * java/lang.c (lang_init): Rename java_init.
7397 (lang_finish): Remove.
7398 (lang_hooks): Update.
7399 * objc/objc-act.c (lang_init): Rename objc_init.
7400 (lang_finish): Remove.
7401 (lang_hoooks): Update.
7403 20001-01-09 Graham Stott <grahams@redhat.com>
7405 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
7406 after `ptr` is initialised.
7408 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
7410 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
7411 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
7412 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
7413 stack adjusts, instead of r3.
7415 2001-01-09 Michael Hayes <mhayes@redhat.com>
7417 * flow.c (flow_loop_scan): Break out of ...
7418 (flow_loops_find) ... here.
7419 * basic-block.h (flow_loop_scan): New.
7420 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
7421 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
7423 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
7425 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
7427 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
7428 realloc()ing macro_buffer.
7430 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
7431 if it's wider than long and the target's long is wider than the
7434 2001-01-09 Mark Mitchell <mark@codesourcery.com>
7436 Remove support for using UWIN as a host machine.
7437 * configure.in: Issue an error message.
7438 * configure: Regenerated.
7439 * config.gcc: Remove xm_* UWIN configury.
7440 * config/i386/xm-uwin.h: Remove.
7442 2001-01-08 Nick Clifton <nickc@redhat.com>
7444 * config/v850/v850.c (ra_rtx): Delete.
7445 (v850_save_machine_status): Delete.
7446 (v850_restore_machine_status): Delete.
7447 (v850_init_machine_status): New function.
7448 (v850_mark_machine_status): New function.
7449 (v850_free_machine_status): New function.
7450 (v850_return_addr): Use ra_rtx field in machine structure.
7451 (v850_init_expanders): Use new functions.
7453 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
7454 * config/v850/v850.c: Change arguments to v850_output+* functions
7455 to take a const char *, to avoid compile time warning.
7456 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
7457 (USER_LABEL_PREFIX): Redefine.
7459 2000-01-08 Jim Wilson <wilson@redhat.com>
7461 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
7462 1 to unsigned HOST_WIDE_INT before left shift.
7464 2001-01-08 Nick Clifton <nickc@redhat.com>
7466 * config/arm/arm.c (arm_mark_machine_status): Check to see if
7467 the machine structure has been allocated.
7468 (arm_free_machine_status): New function: Free the machine
7469 specific function structure.
7471 2001-01-08 Richard Henderson <rth@redhat.com>
7473 * jump.c (simplejump_p): Revert last change.
7475 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
7477 * cppinit.c (init): Rename init_library.
7478 (cpp_create_reader): Update.
7479 * gcc.c (cpp_options): If -o given, use it as the target of
7482 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
7484 * arm.c (arm_arch5e): New variable.
7485 (all_cores): XScale is a 5TE device.
7486 (arm_override_options): Set arm_arch5e.
7487 (arm_init_builtins): __builtin_prefetch is in arch5e.
7488 * arm.h (arm_arch5e): Declare it.
7490 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
7492 * arm.md (define_constants): Add defines for UNSPEC and
7493 UNSPEC_VOLATILE insns. Update all users.
7494 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
7495 * arm.c (multi_register_push, note_invalid_constants)
7496 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
7497 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
7498 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
7500 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
7502 * jump.c (jump_optimize_1): Use reversed_comparison_code
7503 instead of can_reverse_comparison_p.
7504 (jump_back_p): Likewise.
7505 (invert_exp_1): Likewise.
7506 (thread_jumps): Likewise.
7507 * simplify-rtx.c (simplify_unary_operation): Likewise.
7508 (simplify_ternary_operation): Likewise.
7509 * cse.c (find_comparison_args): Convert to use
7510 can_reverse_comparison_p.
7511 (record_jump_equiv): Likewise.
7513 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
7515 * arm.h (HARD_REGNO_RENAME_OK): Delete.
7516 (EPILOGUE_USES): Define.
7517 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
7518 automatically stack the LR if it isn't live.
7520 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
7522 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
7525 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
7527 * ggc-page.c (max_alignment): New structure.
7528 (MAX_ALIGNMENT): New macro.
7529 (init_ggc): Use it to round up the sizes in the
7530 extra_order_size_table.
7532 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7534 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
7537 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7539 * builtins.def (BUILT_IN_FPRINTF): New entry.
7541 * c-common.c (c_expand_builtin_fprintf): New function.
7542 (init_function_format_info): Handle __builtin_fprintf.
7543 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
7544 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
7546 * c-decl.c (duplicate_decls): Adjust comment.
7548 * extend.texi (fprintf): Document new builtin.
7550 2001-01-07 Richard Henderson <rth@redhat.com>
7552 * jump.c (simplejump_p): Recognize any single_set jump
7555 2001-01-07 Richard Henderson <rth@redhat.com>
7557 * configure.in (slibdir): Accept an --with-slibdir option.
7558 Use "test" not "[" in configure. Default to $(libdir).
7560 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
7562 * config/t-aix43 (SHLIB_INSTALL): Likewise.
7563 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
7564 (SHLIB_LINK): Create links for the soname.
7565 * config/mips/t-iris6: Likewise.
7566 * config/sparc/t-slibgcc: Likewise.
7567 * config/sparc/t-slibgcc-sld: Likewise.
7569 2001-01-07 Jakub Jelinek <jakub@redhat.com>
7571 * config/i386/i386.c (constant_call_address_operand): Accept
7572 (const (plus (symbol_ref) (const_int))).
7573 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
7574 constant_call_address_operand.
7576 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7578 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
7579 and LONG_LONG_TYPE_SIZE > 32.
7581 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7583 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
7584 the previous change.
7586 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
7588 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
7590 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
7591 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
7592 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
7595 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
7597 * fix-header.c (read_scan_file): s/pfile/scan_in/.
7599 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
7601 * c-lang.c (c_post_options): Call cpp_post_options.
7602 * objc/objc-act.c (objc_post_options): Similarly.
7603 * cppmain.c (main): Similarly.
7604 * fix-header.c (read_scan_file): Similarly.
7605 * cppinit.c (cpp_start_read): Move option consistency checks
7606 to cpp_post_options. Don't call init_dependency_output.
7607 If needed, add default target and main file dependency.
7608 (OPT_MD, OPT_MMD): Remove.
7610 (cpp_handle_option): Update for OPT_* changes.
7611 (cpp_post_options): New.
7612 (init_dependency_output): Command line -MF overrides environment
7613 variables. Don't set default target etc. Suppress output
7614 if dependencies are going to stdout.
7615 (print_help): Update.
7616 * cpplib.h (cpp_post_options): New.
7617 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
7619 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
7621 * jump.c (comparison_dominates_p): Support unordered compares.
7623 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
7625 * simplify-rtx.c (simplify_relational_operation): Always simplify
7626 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
7629 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
7631 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
7632 (nonzero_bits): Likewise.
7633 (simplify_comparison): Likewise.
7634 (num_sign_bit_copies): Likewise; return more sane value depending
7635 on STORE_FLAG_VALUE.
7636 (known_cond): Do not assume EQ to be always true for equivalent
7639 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
7641 * cse.c (fold_rtx): Handle unordered comparisons.
7643 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
7645 * rtlanal.c (set_of_1): New static function.
7646 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
7647 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
7648 reg_set_last_last_regno): Remove.
7649 (set_of): New global function.
7650 (set_of_data): New structure.
7651 (reg_set_p, reg_set_last): Revamp for set_of.
7652 * rtl.h (set_of): New.
7654 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
7656 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
7657 * extend.texi: Document _Exit builtin.
7659 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
7661 * (initialize, initialize_builtins,
7662 initialize_dependency_output, initialize_standard_includes):
7663 Rename s/initialize/init. Update.
7664 (init_dependency_output): Move to after
7665 cpp_handle_options, the correct location temporally at least.
7666 (opt_comp): Move next to init (), its caller. Fix prototype.
7667 (init): Make "initialized" local scope.
7668 (cpp_create_reader): Always call init ().
7669 (cpp_start_read): Update.
7670 (output_deps): New function, broken out of cpp_finish.
7671 (cpp_finish): Break out output_deps.
7673 2001-01-07 Richard Henderson <rth@redhat.com>
7675 * collect2.c (COFF specific stuff): Revert 12-06 patch
7676 to prototype system functions.
7678 2001-01-07 Michael Hayes <mhayes@redhat.com>
7680 * hard-reg-set.h: Add multiple include guard.
7681 * basic-block.h (struct loop): Add `sink' field.
7682 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
7683 (emit_iv_add_mult): Delete.
7684 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
7685 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
7686 (unroll_loop): Remove end_insert_before argument.
7687 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
7688 (maybe_eliminate_biv_1): Likewise.
7689 (emit_iv_add_mult): Delete.
7690 (gen_add_mult, loop_regs_update): New.
7691 (loop_insn_emit_after, loop_insn_emit_before): New.
7692 (loop_insn_sink, loop_insn_sink_or_swim): New.
7693 (emit_iv_add_mult): Delete.
7694 (scan_loop): Set loop->sink.
7695 (loop_givs_reduce): Use loop_insn_sink and its ilk.
7696 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
7697 (maybe_eliminate_biv_1): Likewise.
7698 (maybe_eliminate_biv_1): Add basic block argument.
7699 * unroll.c (unroll_loop): Remove end_insert_before argument.
7700 (find_splittable_regs): Likewise.
7701 (find_splittable_regs): Use loop_insn_sink and its ilk.
7702 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
7704 2001-01-07 Michael Hayes <mhayes@redhat.com>
7706 * loop.h (loop_insn_hoist): New prototype.
7707 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
7708 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
7709 (check_dbra_loop, load_mems): Likewise.
7710 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
7711 (find_splittable_givs): Likewise.
7713 2001-01-07 Michael Hayes <mhayes@redhat.com>
7715 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
7717 2001-01-07 Richard Henderson <rth@redhat.com>
7719 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
7721 2001-01-07 Richard Henderson <rth@redhat.com>
7723 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
7724 NO_SHARED_LIBGCC_MULTILIB as required for the target.
7725 * gcc.c (init_spec): Massage the existing libgcc_spec into a
7726 variant that handles a shared libgcc.
7727 (process_command): Always validate -{static,shared}-libgcc.
7728 (do_spec_1): New 'M' case.
7729 * invoke.text (Link Options): Document -{static,shared}-libgcc.
7731 2001-01-07 Richard Henderson <rth@redhat.com>
7733 * Makefile.in (slibdir): New variable.
7734 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
7735 (installdirs): Create slibdir.
7736 (install-libgcc, install-multilib): Defer to libgcc.mk.
7737 * configure.in (slibdir): Substitute.
7738 * mklibgcc.in (install): New target.
7740 * config/t-linux (SHLIB_LINK): Create links for the soname.
7741 (SHLIB_INSTALL): New.
7742 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
7743 * config/mips/t-iris6 (SHLIB_INSTALL): New.
7744 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
7745 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
7746 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
7748 2001-01-07 Richard Henderson <rth@redhat.com>
7750 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
7751 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
7752 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
7754 2001-01-07 Michael Hayes <mhayes@redhat.com>
7756 * loop.c (count_loop_regs_set): Delete.
7757 (load_mems_and_recount_loop_regs_set): Delete.
7758 (loop_regs_scan): Merge common code from count_loop_regs_set,
7759 scan_loop, and load_mems_and_recount_loop_regs_set.
7760 (scan_loop): Call load_mems directly and loop_regs_scan
7761 again if new registers created.
7763 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
7765 * toplev.c (main): Call the front-end specific post_options
7766 hook if one is given.
7767 * toplev.h (struct_lang_hooks, lang_hooks): New.
7768 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
7769 for the C front end.
7770 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
7771 lang_hooks for the C++ front end.
7772 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
7773 lang_hooks for the ObjC front end.
7774 * f/com.c (lang_hooks): Hooks for the Fortran front end.
7775 * java/lang.c (lang_hooks): Hooks for the Java front end.
7777 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
7779 * c-lex.c (init_c_lex): Request #define / #undef callbacks
7780 for verbose DWARF[2] debugging.
7781 (cb_define, cb_undef): The new callbacks.
7782 * toplev.h (debug_define, debug_undef): Make const correct.
7783 * toplev.c (debug_define, debug_undef): Similarly. Do not
7784 perform the verbosity tests here anymore.
7786 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
7788 * reload.c (subst_reloads): Take INSN argument. When
7789 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
7790 * reload.h (subst_reloads): Adjust prototype.
7791 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
7792 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
7793 present in JUMP_INSNs and copy them to JUMP_LABEL.
7794 * flow.c (find_label_refs, find_basic_blocks_1): Skip
7795 JUMP_INSNs and insns with REG_LABELs that are followed by
7796 JUMP_INSNs with the same REG_LABEL.
7797 * sched-rgn.c (is_cfg_nonregular): Likewise.
7798 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
7800 * unroll.c (unroll_loop): Look for REG_LABEL notes in
7802 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
7804 2001-01-06 Richard Henderson <rth@redhat.com>
7806 * loop.c (scan_loop): Use xcalloc for the regs array.
7807 (load_mems_and_recount_loop_regs_set): Zero the new memory
7808 received from xrealloc.
7810 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
7812 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
7814 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
7816 * integrate.c (copy_rtx_and_substitute): When copying
7817 an ignored return value, strip REG_FUNCTION_VALUE_P.
7819 2001-01-06 Michael Hayes <mhayes@redhat.com>
7821 * loop.c (debug_biv, debug_giv): New.
7822 (loop_biv_dump): Break out from ...
7823 (record_biv): ... here.
7824 (loop_giv_dump): Break out from ...
7825 (record_giv): ... here.
7826 (loop_bivs_check): Use print_simple_rtl.
7827 * unroll.c (loop_iterations): Use print_simple_rtl.
7829 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7831 * pa.md (return, return_internal): Modify patterns to prevent regrename
7832 mucking with the return pointer.
7834 2001-01-05 Richard Henderson <rth@redhat.com>
7836 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
7838 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
7840 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
7841 version supplied by Matteo Frigo.
7843 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
7845 * cpp.texi: Update for -MQ.
7846 * cppinit.c (cpp_create_reader): Always create pfile->deps.
7847 (cpp_cleanup): Always free pfile->deps.
7848 (initialize_dependency_output): Don't create pfile->deps.
7849 (cpp_handle_option): Similarly.
7851 * gcc.c (cpp_options): Handle -MQ.
7852 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
7853 * mkdeps.c (base_name): Remove.
7854 (deps_init): Don't allocate vector space until it's needed.
7855 (deps_free): Only free vectors if allocated.
7856 (deps_add_target, deps_add_dep): Update for initial allocation.
7857 (deps_add_default_target): Don't strip to the base_name.
7859 2001-01-05 DJ Delorie <dj@redhat.com>
7861 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
7862 (INIT_EXPANDERS): Define.
7864 * config/v850/v850.c (struct machine_function): Define.
7865 (v850_save_machine_status): New function.
7866 (v850_restore_machine_status): New function.
7867 (v850_return_addr): New function.
7868 (v850_init_expanders): New function.
7870 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
7871 and v850_init_expanders.
7873 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
7875 * cpplib.h (struct cpp_reader): Add help_only field.
7876 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
7877 (cpp_handle_option): Set pfile->help_only if we see -h,
7878 --help, -target-help, or --version. Print version string but
7879 do not set help_only if we see -v or -version. Make text
7880 printed by -v match that printed by (-)-version.
7882 * cppmain.c (main): Exit after option parsing if
7883 pfile->help_only is true.
7885 * toplev.c (independent_decode_option): Call print_version,
7886 then exit, if we see --version (but not -version).
7887 (print_version): Split lengthy message into two lines.
7889 2001-01-05 Nick Clifton <nickc@redhat.com>
7891 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
7892 temporary string for initialisation before calling ggc_alloc_string.
7894 2001-01-06 Michael Hayes <mhayes@redhat.com>
7896 * rtl.h (print_simple_rtl): New.
7897 * print-rtl.c (print_simple_rtl): New.
7899 (print_rtx): Disable printing of flags and modes, etc.,
7900 if `flag_simple` nonzero.
7902 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
7904 * function.c (fixup_var_refs): Use push_to_full_sequence where
7907 2001-01-05 Michael Meissner <meissner@redhat.com>
7909 * flags.h (flag_reorder_blocks): Add declaration.
7910 (flag_rename_block): Ditto.
7912 2001-01-05 DJ Delorie <dj@redhat.com>
7914 * function.c (reorder_blocks): Make sure the flags are all reset
7915 before using them to mark blocks, else a second invocation will
7916 corrupt the block chain.
7917 (reorder_blocks_0): New, resets the flags.
7919 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
7921 * cse.c (find_comparison_args): Stop if the argument is known to
7924 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
7926 * config/sh/sh.md (movdf): When splitting load into pair of
7927 registers, don't clobber the register used in the address too
7930 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
7932 * varasm.c (mark_constant_pool): Improve initial comments.
7933 (mark_constants): Move marking of constants to mark_constant.
7934 (mark_constant): New function to recursively mark all constants
7935 referred to by a constant.
7937 2001-01-05 Catherine Moore <clm@redhat.com>
7939 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
7941 2001-01-05 Phil Edwards <pme@sources.redhat.com>
7943 * cp/lang-options.h: Bring comment in line with reality.
7944 * f/lang-options.h: Likewise.
7945 * java/lang-options.h: Likewise.
7946 * objc/lang-options.h: Likewise.
7947 * ch/lang-options.h: Likewise.
7948 * f/g77.texi: And update the manual.
7950 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
7951 Denis Chertykov <denisc@overta.ru>
7953 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
7954 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
7955 * config/avr/avr.md (all peepholes that request a scratch register):
7956 Call it, FAIL the peephole if not safe (in interrupt functions).
7958 2001-01-05 Mark Mitchell <mark@codesourcery.com>
7960 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
7962 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
7964 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
7966 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
7967 BUILT_IN_CREAL and BUILT_IN_CIMAG.
7968 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
7969 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
7970 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
7972 * extend.texi: Document these builtins.
7974 2001-01-05 Daniel Berlin <dberlin@redhat.com>
7976 * c-common.c (lang_get_alias_set): Say we know nothing of
7977 VECTOR_TYPE aliasing.
7979 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
7981 2001-01-05 Bruce Korb <bkorb@gnu.org>
7983 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
7984 their x* equivalent versions for atexit-less systems
7985 * fixinc/fixincl.c(main): do not return from main() on atexit-less
7986 systems (or any other system any more).
7988 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
7990 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
7991 output operands. Use arm_hard_register_operand for operand 4.
7992 (stmsi_postinc): Similarly.
7993 (ldmsi): Use arm_hard_register_operand for opernand 2.
7995 * arm.c (arm_hard_register_operand): New function.
7996 * arm-protos.h (arm_hard_register_operand): Prototype it.
7998 * arm.h (HARD_REGNO_RENAME_OK): Define.
8000 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
8002 * simplify-rtx.c (cfc_args): add "unordered" field.
8003 (check_fold_consts): Set unordered field.
8004 (simplify_relational_operation): Simplify the unordered
8007 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
8010 * emit-rtl.c (try_split): Fix code to mark labels.
8011 * jump.c (mark_jump_label): Make global.
8012 * rtl.h (mark_jump_label): Declare.
8014 * predict.c (estimate_probability): Handle unordred comparisons.
8016 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
8018 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
8019 * cppinit.c (initialize_dependency_output): Update.
8020 (cpp_finish): Output dummy targets for -MP.
8022 (cpp_handle_option): Handle -MP. Don't quote -MT options.
8023 * cpplib.h (struct cpp_options): Add deps_phony_targets.
8024 * gcc.c (cpp_options): Update to handle -MP.
8025 * mkdeps.c (deps_add_target, deps_add_default_target): Update
8026 to quote only the default target.
8027 (deps_phony_targets): Insert a preceding newline. Rename from
8028 deps_dummy_targets for consistency.
8031 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8033 * calls.c (emit_library_call_value_1): Support
8034 INIT_CUMULATIVE_LIBCALL_ARGS.
8035 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
8037 2001-01-04 Richard Henderson <rth@redhat.com>
8039 * c-decl.c (finish_struct): Detect flexible array members
8040 used in an inappropriate context.
8041 * c-typeck.c (really_start_incremental_init): Special case
8042 constructor_max_index for zero length arrays.
8043 (pop_init_level): Allow initialization of flexible array
8044 members. Deprecate initialization of zero length arrays.
8045 Don't issue missing initializer warning for flexible array
8046 members or zero length arrays.
8047 (process_init_element): Don't dereference null DECL_SIZE.
8048 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
8049 Don't abort for empty constructors. Use size_binop
8050 (output_constructor): Add commentary regarding zero length
8051 array futures. Abort if we try to initialize an array of
8052 unspecified length with a non-empty constructor in the middle
8055 * extend.texi (Zero Length): Update and clarify documentation
8056 on static initialization.
8058 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8060 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
8061 with more than 32767 words of local storage.
8063 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8065 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
8066 for 'abs', 'labs', and 'fabs'.
8067 (c4x_expand_builtin): Likewise.
8068 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
8070 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8072 * config/sh/sh.md (prget, prset): New insn types.
8073 (return delay slot): Dont' allow prset.
8074 (call, sfunc delay slot): Don't allow prget.
8075 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
8076 for prset and prget.
8078 2001-01-05 Michael Hayes <mhayes@redhat.com>
8080 * loop.h (struct loop_reg): New.
8081 (struct loop_regs): Change to use array of `struct loop_reg'.
8082 * loop.c: Replace assortment of varrays with single regs array.
8083 (count_one_set): Delete may_not_move array argument
8084 and use regs array instead. All caller's changed.
8085 (count_loop_regs_set): Delete may_not_move and single_usage
8086 arguments and use regs array instead. All caller's changed.
8087 (find_single_use_in_loop): Replace usage array argument with pointer
8088 to regs structure. All caller's changed.
8089 (loop_optimize): Delete `moved_once' array.
8091 2001-01-05 Michael Hayes <mhayes@redhat.com>
8093 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
8094 Use it instead of loop_info->has_call for scanning loop mems.
8095 (check_dbra_loop): Replace loop_info->has_call test with
8096 loop_info->has_nonconst_call.
8098 2000-01-04 Matthew Hiller <hiller@redhat.com>
8100 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
8103 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
8105 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
8106 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
8108 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
8110 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
8111 (flag_short_double, flag_short_wchar): Define.
8112 (c_common_nodes_and_builtins): Create many tree nodes shared
8113 between C and C++ here instead of in cp/decl.c and ...
8114 * c-decl.c (init_decl_processing): ... here.
8115 (SIZE_TYPE, WCHAR_TYPE): Don't define.
8116 (flag_short_double, flag_short_wchar): Don't define.
8117 (record_builtin_type): New function.
8118 (build_void_list_node): New function.
8119 * c-common.h (flag_short_double, flag_short_wchar,
8120 record_builtin_type, build_void_list_node): Declare.
8122 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
8124 * integrate.c (expand_inline_function): Don't put a virtual
8125 register into the reg map.
8127 * function.c (fixup_var_refs_1): If force_operand didn't put
8128 the address into the target, move it there.
8130 2001-01-04 Mark Mitchell <mark@codesourcery.com>
8132 Special-case tree_decl/tree_list allocations.
8133 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
8134 (OBJECT_SIZE): New macro.
8135 (NUM_EXTRA_ORDER): Likewise.
8136 (extra_order_size_table): New variable.
8137 (NUM_ORDERS): New macro.
8138 (objects_per_page_table): New variable.
8139 (object_size_table): New variable.
8140 (G.pages): Use NUM_ORDERS to bound the array.
8141 (G.page_tails): Likewise.
8142 (DIV_ROUND_UP): Remove.
8143 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
8144 (alloc_page): Use OBJECT_SIZE.
8145 (size_lookup): Don't make it const.
8146 (ggc_alloc): Use OBJECT_SIZE.
8147 (ggc_set_mark): Likewise.
8148 (ggc_get_size): Likewise.
8149 (init_ggc): Set up the object_size_table, objects_per_page_table,
8150 and adjust size_lookup.
8151 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
8152 (ggc_pop_context): Use NUM_ORDERS.
8153 (clear_marks): Likewise.
8154 (sweep_pages): Likewise.
8155 (poison_pages): Likewise.
8156 (ggc_print_statistics): Use OBJECT_SIZE.
8158 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8160 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
8161 Only call array_size_for_constructor if last field and array type
8162 with no upper bound.
8164 2001-01-04 Philip Blundell <philb@gnu.org>
8166 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
8167 from bit 31 downwards, if this requires no more insns.
8168 (count_insns_for_constant): New helper function for above.
8170 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
8172 * gencodes.c (output_predicate_decls): Remove empty initializer.
8174 2001-01-04 Mark Mitchell <mark@codesourcery.com>
8176 * tree.c (copy_node): Remove documentation about obstacks.
8177 (buidl1): Check that nobody tries to build 2-argument nodes this
8180 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8182 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
8185 * gencodes.c (output_predicate_decls): Fill empty initializer
8188 2001-01-04 Jakub Jelinek <jakub@redhat.com>
8190 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
8191 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
8193 (do_include): Handle missing headers like cpp0.
8194 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
8195 paths with first include pathname. Don't strcat to uninitialized
8198 2001-01-04 Bernd Schmidt <bernds@redhat.com>
8200 * regrename.c (regrename_optimize): Don't rename from frame pointer
8201 if frame_pointer_needed.
8202 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
8203 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
8204 (ia64_reorg): Use it instead of scheduling if ! optimize.
8205 (errata_emit_nops): Properly call asm_noperands.
8206 (ia64_sched_reorder): Finish cycle if we see an asm.
8207 (ia64_variable_issue): Clear scheduling state after asms.
8209 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
8211 * cpp.texi: Update for -MT.
8212 * cppinit.c (initialize_dependency_output): Add a default
8213 target if none has been given already.
8214 (no_tgt, OPT_MT): New.
8215 (cpp_handle_option): Handle -MT. Update -M etc.
8216 * cpplib.h (struct cpp_options): Remove deps_target.
8217 * gcc.c (cpp_options): Handle -MT.
8218 * mkdeps.c (struct deps): Move from mkdeps.h.
8219 (deps_calc_target): Rename deps_add_default_target. Add a
8220 default target if none has been specified already.
8221 * mkdeps.h (struct deps): Move to mkdeps.c.
8222 (deps_calc_target): Rename deps_add_default_target.
8224 2000-01-03 Richard Henderson <rth@redhat.com>
8226 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
8228 * c-typeck.c (push_init_level): Move checks for flexible array
8229 members and zero length arrays ...
8230 (pop_init_level): ... here. Silently discard empty initializations.
8232 * varasm.c (output_constructor): Update for sizeof change to
8235 * extend.texi (Zero Length): Clarify semantics.
8237 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8239 * configure.in (tm.h): Include isns-codes.h last.
8240 * configure: Rebuilt.
8242 2001-01-03 Richard Henderson <rth@redhat.com>
8244 * config/alpha/alpha.md (addvsi3, addvdi3): New.
8245 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
8247 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8249 * tradcpp.c (main): Make sure finclude() is called with a valid
8250 indepth value while handling -include.
8252 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8254 * gencodes.c (output_predicate_decls): New function.
8256 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
8257 even if it is not the first time machmode.h is #included.
8258 * config/sh/sh.c (fpul_operand): Declare MODE argument.
8259 * tm.texi (PREDICATE_CODES): Document predicate declarations.
8260 * gcc.texi (Copyright): Added 2001.
8262 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
8264 * c-common.c (c_common_lang_init): New function. Warn if format
8265 warning options which only have effects when used with -Wformat
8266 are used without -Wformat.
8267 * c-common.h (c_common_lang_init): Declare.
8268 * c-lang.c (lang_init): Call c_common_lang_init.
8269 * objc/objc-act.c (lang_init): Call c_common_lang_init.
8271 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
8273 * configure.in: Check for the mktemp command.
8274 * configure: Regenerate.
8275 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
8276 $TEMP. Create temporary files with mktemp, if available at
8277 configure time; otherwise use set -C. Remove temporary files
8280 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
8282 * configure.in: Require at least texinfo 4.0. Check for whether
8283 Pod::Man is sufficiently recent to regenerate GCC manpages.
8284 * configure: Regenerate.
8285 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
8287 (GENERATED_MANPAGES): Define.
8288 (generated-manpages): New target. Depend on cpp.1 as well as
8290 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
8291 configure to generated-manpages or empty) rather than on the
8292 manpages directly. Remove execute permission from installed
8293 gcov.1 as well as cpp.1.
8294 * cpp.1, gcov.1: Regenerate.
8296 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8298 * builtins.c (expand_builtin_strncmp): Use host_integerp and
8299 tree_low_cst. Allow using cmpstrsi in more cases.
8301 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8303 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
8306 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
8308 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
8309 * Makefile.in (HOST_CFLAGS): Mention build-make.
8311 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8313 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
8316 2001-01-01 Bernd Schmidt <bernds@redhat.com>
8318 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
8321 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
8324 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
8325 reg_base_value and reg_known_value arrays.
8326 (init_alias_analysis): Add more cases to detect known values.
8327 * sched-deps.c (deps_may_trap_p): New function.
8328 (sched_analyze_2): Use it.
8330 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8332 * combine.c (simplify_shift_const): Even if we're sign-extracting,
8333 don't discard an ASHIFTRT if we're shifting in a wider mode.
8335 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8337 * toplev.c (rest_of_compilation): Don't print basic block information
8338 when CFG isn't up to date.
8340 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
8342 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
8343 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
8344 (UNALIGNED_SHORT_ASM_OP): Define.
8345 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
8347 2001-01-02 Mark Mitchell <mark@codesourcery.com>
8349 * fold-const.c (fold_convert): Fix typo.
8351 2001-01-02 Richard Henderson <rth@redhat.com>
8353 * c-common.h (ASM_INPUT_P): New.
8354 * c-parse.in (asm): Set it when needed.
8355 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
8356 existance of an operand.
8358 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
8360 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
8361 (dwarf2out_frame_debug_expr): Likewise.
8362 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
8364 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
8366 * i386.c (ix86_split_to_parts): Return number of part required;
8368 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
8370 (ix86_split_long_move): Use number of part returned
8371 by ix86_split_to_parts
8372 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
8374 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
8375 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
8376 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
8377 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
8378 (ALIGN_MODE_128): Add TFmode.
8379 (IS_STACK_MODE): Likewise.
8380 (HARD_REGNO_NREGS): TFmode needs 3 registers.
8381 (HARD_REGNO_OK): Support TFmodes.
8382 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
8383 * i386.md (scheduler definitions): Use memory operand to determine
8384 fst/fld instructions; use mode attribute to determine real mode of
8386 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
8387 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
8389 2001-01-02 Mark Mitchell <mark@codesourcery.com>
8391 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
8393 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
8395 * expr.c (store_constructor_field): Update ALIGN before calling
8398 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
8400 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
8403 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
8405 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
8408 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
8410 * c-decl.c (start_function): Don't warn on third parameter to main.
8412 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8414 * tsystem.h: Define HAVE_DECL_GETOPT.
8416 2001-01-02 Philip Blundell <pb@futuretv.com>
8418 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
8421 2001-01-02 Richard Henderson <rth@redhat.com>
8423 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
8425 2001-01-02 Andreas Jaeger <aj@suse.de>
8427 * c-decl.c (c_decode_option): Remove support of
8430 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
8431 (W_options): Add -Wmissing-noreturn here.
8433 * flow.c: Define lang_missing_noreturn_ok_p.
8434 (check_function_return_warnings): Use it.
8436 * c-common.h: Declare lang_missing_noreturn_ok_p.
8438 * c-lang.c (c_missing_noreturn_ok_p): New function.
8439 (lang_init): Set lang_missing_noreturn_ok_p.
8441 * invoke.texi (Warning Options): Document this.
8443 2000-12-27 Phil Edwards <pme@sources.redhat.com>
8445 * extend.texi (C++ Extensions): New node for C++ attributes;
8446 describe init_priority and com_interface.
8447 * invoke.texi: Remove -finit-priority as it now has zero effect.
8448 * install.texi: Fix xref syntax.
8449 * md.texi: Likewise.
8451 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8453 * config.gcc (sparc64-wrs-vxworks*): New case.
8454 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
8456 * config/sparc/sparc.c (sparc_override_options): Do support different
8457 pointer and architecture size.
8458 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
8459 (POINTERS_EXTEND_UNSIGNED): Define.
8460 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
8461 (FUNCTION_MODE): Define to be Pmode.
8462 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
8464 * function.c (expand_function_end): Properly handle DECL_RESULT
8465 and copy when ptr_mode != Pmode.
8466 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
8468 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8470 * c-common.c (c_common_nodes_and_builtins): Set prototype
8471 parameters for __builtin_fputs, __builtin_fputc and
8472 __builtin_fwrite. Don't declare plain fputc as a builtin.
8474 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8476 * loop.c (add_label_notes): Increment the label usage count when
8477 a note is added to an insn which refers to a CODE_LABEL.
8478 * gcse.c (add_label_notes): Likewise.
8480 2001-01-01 Andreas Jaeger <aj@suse.de>
8482 * loop.c (scan_loop): Use xmalloc to allocate movables.
8484 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
8486 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
8487 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
8488 * reload1.c (REGISTER_MOVE_COST): Likewise.
8489 * regclass.c (REGISTER_MOVE_COST): Likewise.
8490 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
8491 dimension. Adjust all users.
8492 (init_reg_sets_1): Iterate on all modes.
8493 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
8494 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
8495 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
8496 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
8497 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
8498 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
8499 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
8500 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
8501 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
8502 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
8503 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
8504 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
8505 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
8506 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
8507 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
8508 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
8509 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
8510 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
8511 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
8512 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
8513 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
8514 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
8515 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
8516 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
8517 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
8518 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
8519 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
8521 2001-01-01 Bernd Schmidt <bernds@redhat.com>
8523 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
8524 arg VARIES_P. Call it with extra arg.
8525 (true_dependence): Likewise.
8526 * rtl.h (rtx_addr_can_trap_p): Declare.
8527 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
8529 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
8530 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
8531 pic offset table register if it's zero. All callers changed.
8532 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
8534 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8536 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
8537 STRING_POOL_ADDRESS_P.
8539 * config/sparc/sparc.c (input_operand): Properly test for short op.
8541 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
8542 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
8543 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
8544 * config/sparc/elf.h: No longer include sol2.h.
8545 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
8546 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
8548 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
8550 2001-01-01 Michael Hayes <mhayes@redhat.com>
8552 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
8553 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
8554 (record_initial): Likewise.
8555 * unroll.c (copy_loop_body, loop_iterations): Likewise.
8556 (remap_split_bivs): Likewise.
8558 2001-01-01 Michael Hayes <mhayes@redhat.com>
8560 * loop.c (loop_ivs_free): New function.
8561 (strength_reduce): Break out from...
8563 2001-01-01 Michael Hayes <mhayes@redhat.com>
8565 * loop.h (struct iv): New.
8566 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
8567 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
8568 'reg_biv_class' fields with 'regs' and 'n_regs'.
8569 (struct ivs): Rename 'loop_iv_list' field to 'list'.
8570 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
8571 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
8573 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
8575 * resource.c (mark_referenced_resources): Abort() before
8576 attempting to mark a pseudo register.
8577 (mark_set_resources): Likewise.
8579 2001-01-01 Michael Hayes <mhayes@redhat.com>
8581 * loop.h (REG_IV_CLASS): New accessor macro.
8582 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
8583 * unroll.c (REG_IV_CLASS): Likewise.
8585 See ChangeLog.4 for earlier changes.