1 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * configure: Regenerate.
5 2011-01-03 Jakub Jelinek <jakub@redhat.com>
7 * mf-runtime.c (__mf_usage): Update copyright notice dates.
9 2010-10-31 Jason Merrill <jason@redhat.com>
12 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
14 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
16 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
19 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
22 * configure: Regenerate.
24 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
26 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
28 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
30 * testsuite/lib/mfdg.exp (additional_prunes): New global.
31 (dg-test): Clear additional_prunes before test is run.
32 (dg-prune-output): New procedure.
33 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
35 (libmudflap-dg-prune): New procedure.
36 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
39 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
42 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
43 * Makefile.in: Regenerate.
44 * testsuite/Makefile.in: Regenerate.
46 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
48 * Makefile.in: Regenerate.
49 * aclocal.m4: Regenerate.
50 * testsuite/Makefile.in: Regenerate.
52 2010-03-15 David S. Miller <davem@davemloft.net>
54 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
57 2010-01-09 Jakub Jelinek <jakub@redhat.com>
59 * mf-runtime.c (__mf_usage): Update copyright notice dates.
61 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
63 * Makefile.in: Regenerate.
64 * configure: Regenerate.
65 * testsuite/Makefile.in: Regenerate.
67 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
70 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
71 running setuid or setgid.
73 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
75 * mf-runtime.c (__mf_init): Support FreeBSD.
76 Prime mutex which calls calloc upon first lock to avoid deadlock.
77 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
78 Ignore red zone allocation request for initial thread's stack.
80 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
81 Andreas Schwab <schwab@linux-m68k.org>
83 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
84 if not in system header; use it. On FreeBSD, must pass fd==-1
85 with MAP_ANON flag. Correct mmap error check.
86 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
88 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
90 * configure.ac (AC_PREREQ): Bump to 2.64.
92 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
94 * Makefile.am (install-html, install-pdf): Remove.
95 * Makefile.in: Regenerate.
97 * Makefile.in: Regenerate.
98 * aclocal.m4: Regenerate.
99 * config.h.in: Regenerate.
100 * configure: Regenerate.
101 * testsuite/Makefile.in: Regenerate.
103 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
105 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
107 2009-07-16 Joseph Myers <joseph@codesourcery.com>
109 * configure: Regenerate.
111 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
116 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
118 2009-07-01 Richard Guenther <rguenther@suse.de>
120 PR tree-optimization/19831
121 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
123 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
124 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
125 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
127 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
129 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
130 to ld_library_path. Use add_path. Add just find_libgcc_s to
131 ld_library_path, not every libgcc multilib directory.
133 2009-04-09 Nick Clifton <nickc@redhat.com>
135 * mf-hooks1.c: Change copyright header to refer to version 3
136 of the GNU General Public License with version 3.1 of the GCC
137 Runtime Library Exception and to point readers at the COPYING3
138 and COPYING3.RUNTIME files and the FSF's license web page.
139 * mf-heuristics.c: Likewise.
140 * mf-hooks2.c: Likewise.
141 * mf-hooks3.c: Likewise.
142 * mf-impl.h: Likewise.
143 * mf-runtime.c: Likewise.
144 * mf-runtime.h: Likewise.
146 2009-04-09 Jakub Jelinek <jakub@redhat.com>
148 * testsuite/lib/mfdg.exp: Change copyright header to refer to
149 version 3 of the GNU General Public License and to point readers
150 at the COPYING3 file and the FSF's license web page.
151 * testsuite/lib/libmudflap.exp: Likewise.
153 2009-03-31 Ben Elliston <bje@au.ibm.com>
156 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
157 object', not `mudflap object'.
159 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
161 * configure: Regenerate.
163 2009-02-03 Jakub Jelinek <jakub@redhat.com>
165 * mf-runtime.c (__mf_usage): Update copyright notice dates.
167 2009-01-23 Jie Zhang <jie.zhang@analog.com>
169 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
170 __thread when TLS support is emulated.
171 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
172 * mf-runtime.c (__mf_state_1): Likewise.
173 * configure.ac: Use GCC_CHECK_EMUTLS.
174 * configure: Regenerate.
175 * config.h.in: Regenerate.
177 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
179 * configure: Regenerate.
181 2008-11-26 Janis Johnson <janis187@us.ibm.com>
184 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
185 (dg-timeout): Remove.
186 (standard-wait): Remove.
187 * testsuite/lib/libmudflap.exp: Include new timeout library files.
188 (libmudflap_target_compile): Set timeout value from new proc.
190 2008-11-10 Jakub Jelinek <jakub@redhat.com>
193 * testsuite/libmudflap.c/pass67-frag.c: New test.
195 2008-10-09 Jakub Jelinek <jakub@redhat.com>
198 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
200 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
201 Steve Ellcey <sje@cup.hp.com>
203 * configure: Regenerate for new libtool.
204 * Makefile.in: Ditto.
205 * testsuite/Makefile.in: Ditto.
207 2008-09-15 Jakub Jelinek <jakub@redhat.com>
210 * testsuite/libmudflap.c/pass64-frag.c: New test.
212 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
214 * Makefile.in: Regenerate.
215 * config.h.in: Regenerate.
216 * configure: Regenerate.
217 * testsuite/Makefile.in: Regenerate.
219 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
222 * aclocal.m4: Regenerate.
223 * configure: Regenerate.
225 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
227 * testsuite/libmudflap.c/pass63-frag.c: New test.
229 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
231 * aclocal.m4: Regenerate.
232 * configure: Likewise.
233 * Makefile.in: Likewise.
234 * testsuite/Makefile.in: Likewise.
236 2008-03-02 Jakub Jelinek <jakub@redhat.com>
238 * mf-runtime.c (__mf_usage): Update copyright notice dates.
240 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
242 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
244 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
246 2008-01-24 David Edelsohn <edelsohn@gnu.org>
248 * configure: Regenerate.
250 2008-01-05 Jakub Jelinek <jakub@redhat.com>
252 PR tree-optimization/34618
253 * testsuite/libmudflap.c/pass62-frag.c: New test.
255 2008-01-03 Jakub Jelinek <jakub@redhat.com>
258 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
260 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
263 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
265 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
267 * configure: Regenerate following changes to ../config/tls.m4.
269 2007-07-26 Tom Tromey <tromey@redhat.com>
271 * Makefile.in: Rebuilt.
272 * Makefile.am (clean-local): Removed.
273 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
274 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
275 (libmudflapth_la_SOURCES): List sources.
276 (libmudflapth_la_LIBADD): Clear.
277 (libmudflapth_la_CFLAGS): New variable.
279 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
281 * aclocal.m4: Regenerated.
283 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
285 * configure: Regenerate.
287 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
289 From Andi Kleen <ak@suse.de>:
290 * mf-runtime.c (options): Rename structure for compatibility with
293 2007-05-23 Steve Ellcey <sje@cup.hp.com>
295 * Makefile.in: Regenerate.
296 * configure: Regenerate.
297 * aclocal.m4: Regenerate.
298 * testsuite/Makefile.in: Regenerate.
300 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
302 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
304 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
306 * Makefile.am: Add dummy install-pdf target.
307 * Makefile.in: Regenerate
309 2007-02-07 Jakub Jelinek <jakub@redhat.com>
312 * configure: Regenerate.
314 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
316 * configure: Regenerate.
318 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
320 * configure: Regenerated.
322 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
325 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
326 static but not function scope static.
327 (free): Skip deallocation attempts for objects placed into
329 * testsuite/libmudflap.cth/pass59-frag.c: New test.
331 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
333 From Herman ten Brugge <hermantenbrugge@home.nl>:
334 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
335 small and large objects are handled a lot faster.
337 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
339 * configure.ac (__libc_freeres): Look for it.
340 * mf-impl.h (call_libc_freeres): New configuration flag.
341 * mf-runtime.c (__mf_set_default_options): Set it by default.
342 (__mfu_report): Call it if needed.
343 (__mfu_unregister): Remove "unaccessed registered object" warning.
344 * configure, config.h.in: Regenerated.
346 2006-09-18 Tom Tromey <tromey@redhat.com>
348 * configure: Rebuilt.
350 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
353 mf-runtime.h installation based on ssp patch for PR 26473 from
354 Mark Mitchell <mark@codesourcery.com>.
355 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
356 * Makefile.am (target_noncanonical): Define.
357 (libsubincludedir): New variable.
358 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
359 (include_HEADERS): Remove.
360 * configure, aclocal.m4, config.h.in: Regenerated.
361 * Makefile.in, testsuite/Makefile.in: Likewise.
362 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
363 and _THREAD_SAFE redefinition values.
365 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
367 * Makefile.am: Add install-html target. Add install-html to .PHONY
368 * Makefile.in: Regenerate.
370 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
373 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
376 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
378 2006-04-10 Matthias Klose <doko@debian.org>
380 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
381 directory names containing underscores.
383 2005-11-22 Janis Johnson <janis187@us.ibm.com>
385 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
386 MUDFLAP_FLAGS if static library not supported.
387 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
388 * testsuite/libmudflap.c/externs.exp: Ditto.
389 * testsuite/libmudflap.c++/ctors.exp: Ditto.
390 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
391 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
393 2005-10-04 James E Wilson <wilson@specifix.com>
395 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
396 $name as array of characters with unknown bound. Also store into the
398 * configure: Regenerate.
400 2005-09-30 James E. Wilson <wilson@specifix.com>
402 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
404 (target_thread_file): New. Set from sed'ed gcc output.
405 (posix_threads): New. Set from target_thread_file. Use instead of
407 (pthread_create_version): Move initialization before code using it.
408 * configure: Regenerate.
410 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
413 2005-09-29 James E. Wilson <wilson@specifix.com>
415 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
416 with HAVE_MMAP ifdef.
418 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
421 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
423 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
425 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
427 2005-09-23 Tom Tromey <tromey@redhat.com>
429 * aclocal.m4, configure: Rebuilt.
430 * configure.ac: Use GCC_CHECK_TLS.
431 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
434 2005-08-22 Jim Wilson <wilson@specifix.com>
436 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
437 __FreeBSD__ is defined.
439 2005-08-17 Jim Wilson <wilson@specifix.com>
441 * mf-hooks1.c (malloc, calloc, realloc, free,
442 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
443 the real routines, and END_MALLOC_PROTECT afterwards.
444 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
445 (BEGIN_PROTECT): Handle in_malloc state.
446 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
447 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
449 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
451 * All files: Update FSF address.
453 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
455 * mf-hooks3.c (main_seen_p): Remove.
456 (__mf_get_state): Remove attempt to recognize the main thread.
458 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
460 * configure.ac: Test for the name of the symbol used for the entry
461 point; define ENTRY_POINT to the result.
462 * configure: Regenerate.
463 * config.h.in: Regenerate.
464 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
466 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
468 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
469 (__mf_init): Set thread state active.
470 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
472 (pthread_create wrapper): Always use thread spawner.
474 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
475 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
477 2005-07-16 Richard Henderson <rth@redhat.com>
479 * acinclude.m4: New file.
480 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
481 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
482 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
483 (__mf_0fn_calloc): ... here.
484 * mf-hooks3.c (struct pthread_info): Remove.
485 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
486 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
487 (struct mf_thread_data): New.
488 (mf_thread_data, mf_thread_data_lock): New.
489 (__mf_allocate_blank_threadinfo): Remove.
490 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
492 (__mf_state_perthread): Remove.
493 (__mf_get_state, __mf_set_state): New.
494 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
495 Update mf_thread_data killing procedure.
496 (__mf_pthread_spawner): Similarly.
497 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
498 code to allocate thread stack space.
499 (__mf_0fn_pthread_join, pthread_join): Remove.
500 (__mf_0fn_pthread_exit, pthread_exit): Remove.
501 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
502 (__mf_state_1): Rename from __mf_state; use TLS when available.
503 (__mf_get_state, __mf_set_state): New. Update all users.
504 * mf-runtime.c (begin_recursion_protect1): New.
505 (BEGIN_RECURSION_PROTECT): Use it.
506 (__mf_state_1): Rename from __mf_state; use TLS when available.
507 (threads_active_p): Remove.
508 (__mf_usage): Compute it directly.
510 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
512 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
514 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
516 Fix for uncaching bug reported by Herman ten Brugge.
517 * mf-runtime.c (__mf_uncache_object): Search whole cache.
518 * testsuite/libmudflap.c/fail40-frag.c: New test.
520 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
523 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
524 * Makefile.in: Amend.
526 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
529 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
530 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
532 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
535 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
537 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
540 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
541 unsigned vars with #defines instead of enums.
543 2005-05-09 Mike Stump <mrs@apple.com>
545 * configure: Regenerate.
547 2005-04-12 Mike Stump <mrs@apple.com>
549 * configure: Regenerate.
551 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
554 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
555 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
557 2005-04-04 Alan Modra <amodra@bigpond.net.au>
559 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
561 2005-03-31 Mike Stump <mrs@apple.com>
563 * mf-runtime.h: Add libmudflap copyright clause.
565 2005-03-21 Mike Stump <mrs@apple.com>
567 * mf-heuristics.c: Fix whitespace at end of line.
568 * mf-hooks1.c: Likewise.
569 * mf-hooks2.c: Likewise.
570 * mf-hooks3.c: Likewise.
571 * mf-impl.h: Likewise.
572 * mf-runtime.c: Likewise.
573 * mf-runtime.h: Likewise.
575 2005-03-21 Zack Weinberg <zack@codesourcery.com>
577 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
578 In all substitutions, expand gcc_version in Makefile.
579 * aclocal.m4, configure: Regenerate.
580 * Makefile.am: Set gcc_version.
581 * Makefile.in, testsuite/Makefile.in: Regenerate.
583 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
585 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
586 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
588 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
591 * testsuite/libmudflap.c++/pass55-frag.c: New test.
593 2005-01-05 Richard Henderson <rth@redhat.com>
595 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
597 2005-01-02 Greg McGary <greg@mcgary.org>
599 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
600 * mf-runtime.h: New file, replaces mf-runtime.h.in.
601 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
602 * Makefile.in: Ditto.
603 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
604 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
605 * testsuite/libmudflap.c/fail36-frag.c: New test.
606 * testsuite/libmudflap.c/fail37-frag.c: New test.
607 * testsuite/libmudflap.c/fail38-frag.c: New test.
609 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
611 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
612 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
614 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
616 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
617 * aclocal.m4: Include ../config/gcc-version.m4.
618 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
620 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
622 * Makefile.am: Define ACLOCAL_AMFLAGS.
623 * acinclude.m4: Remove.
624 * stamp-h.in: Remove superfluous stamp file.
625 * aclocal.m4, configure, Makefile.in: Regenerate.
626 * testsuite/Makefile.in: Likewise.
628 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
630 * Makefile.am: Revert previous.
631 * acinclude.m4: Restore.
632 * aclocal.m4, configure, Makefile.in: Regenerate.
633 * testsuite/Makefile.in: Likewise.
635 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
637 * Makefile.am: Define ACLOCAL_AMFLAGS.
638 * acinclude.m4: Remove.
639 * aclocal.m4, configure, Makefile.in: Regenerate.
640 * testsuite/Makefile.in: Likewise.
642 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
644 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
646 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
648 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
649 * testsuite/Makefile.in: Likewise.
651 2004-11-01 Andreas Schwab <schwab@suse.de>
653 * configure.ac: (target_alias): Default to $host_alias, not
655 * configure: Regenerated.
657 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
659 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
660 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
663 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
666 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
668 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
670 * configure.ac: Check for more headers, functions.
671 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
672 tracking overridden FILE buffers.
673 (fopen, setvbuf): New/revised hook functions for buffer overriding.
674 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
675 (fflush): Accept given NULL stream (means "all streams").
677 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
679 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
680 (__mf_adapt_cache): Use them all.
681 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
682 * testsuite/libmudflap.c++/ctors.exp: Ditto.
683 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
684 * configure, config.h.in: Regenerated.
686 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
688 * configure.ac: Checking for sys/socket.h once is enough.
689 * configure: Regenerated.
691 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
693 * configure.ac: Look for more headers & functions.
694 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
695 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
696 * mf-runtime.c (options): Clean up integer signedness warnings.
697 (main): Add a declaration to fix a warning.
698 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
699 * configure, config.h.in: Regenerated.
701 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
703 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
704 New tests for proper base/limit checking for aggregates.
706 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
708 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
710 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
712 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
713 * mf-hooks2.c (strerror): Unregister previous string returned by
715 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
716 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
717 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
718 * mf-runtime.c (__mf_describe_object): Clarify object life status.
719 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
721 * configure, config.h.in: Regenerated.
723 2004-08-03 Dale Johannesen <dalej@apple.com>
725 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
727 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
729 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
730 simplified contents in all former callers.
732 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
734 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
735 the statically linked case.
737 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
739 * splay-tree.[ch]: Remove. Merge contents into ...
740 * mf-runtime.c: ... here, renaming symbols and making all functions
741 static. Remove unused min/max functions.
742 * Makefile.am: Forget about splay-tree.[ch].
743 * Makefile.in, testsuite/Makefile.in: Regenerated.
745 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
747 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
748 (__mfu_usage): Include (C) 2004.
749 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
750 here. Include a comment explaining why.
752 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
754 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
755 * mf-runtime.c (options): Give them a name.
756 (__mf_set_default_options): Set them.
757 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
758 (__mf_violation): Warning cleanup.
759 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
760 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
762 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
765 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
768 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
770 Test case for g++/15861
771 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
772 * testsuite/libmudflap.c++/ctors.exp: Driver.
773 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
774 Look only for *frag* test cases.
776 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
778 ANSI C conversion, libmudflap specialization, recursion limiting.
779 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
780 argument and indirection function pointers, update callers.
781 (splay_tree_s): Add statistics and recursion control fields
782 num_keys, max_depth, depth, rebalance_p.
783 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
784 Back out of search if it exceeds limit.
785 (splay_tree_splay): Manage recursion limiting with rebalancing as
787 (splay_tree_new): More initialization.
788 (splay_tree_rebalance): New function.
789 (splay_tree_foreach): Rewrite using nonrecursive logic.
790 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
791 Remove. Point indirect calls to mf-runtime.c's routines.
792 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
794 (splay_tree_delete, splay_tree_delete_helper): Ditto.
795 * testsuite/heap-scalestress.c: New test based on one from
796 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
798 2004-07-05 Matthias Klose <doko@debian.org>
800 * libtool-version: New.
801 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
802 Use -version-info for soname.
803 * Makefile.in: Regenerate.
804 * configure.ac: Remove libtool_VERSION macro
805 * configure: Regenerate
807 2004-07-05 Zack Weinberg <zack@codesourcery.com>
809 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
810 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
813 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
815 Splay tree implementation fork.
816 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
817 Use hard-coded comparison function for uintptr_t. Remove key/value
818 deallocation logic. Cache last splayed key for consecutive lookups.
819 * Makefile.am, Makefile.in: Use them, don't link to them.
820 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
821 (__mf_find_objects2): Flip successor/predecessor search sequence.
822 * ansidecl.h, libiberty.h: Removed dummy files.
824 2004-06-29 Nick Clifton <nickc@redhat.com>
826 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
827 * configure: Regenerate.
828 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
830 Remove spurious inclusion of <strings.h>.
832 2004-06-29 Nick Clifton <nickc@redhat.com>
834 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
835 function actually exists.
837 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
839 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
840 * config.h.in: Regenerated.
842 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
844 Adopt splay trees for object database.
845 * Makefile.am: Copy splay-tree.* from libiberty.
846 * Makefile.in, testsuite/Makefile.in: Regenerated.
847 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
848 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
849 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
850 * mf-runtime.c: Rewrite code dealing with object database to use
851 libiberty splay trees. Remove tree liveness aging option.
852 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
854 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
856 * configure.ac: New name of configure.in. Update
857 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
858 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
859 Autoconf 2.5x and Automake 1.7 or later.
860 * configure.in: Remove.
861 * configure: Regenerate.
863 * Makefile.am: Remove useless multilib rules.
864 * Makefile.in: Regenerate.
866 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
868 * .cvsignore: New file.
870 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
873 * mf-hooks2.c (semctl): Add cygwin porting hack.
875 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
878 * configure.in: Look for ctype header and glibc implementation.
879 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
880 array hooks for glibc 2.3.
881 * mf-runtime.h.in: Wrap them.
882 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
884 * testsuite/libmudflap.c/pass47-frag.c: New test.
885 * configure, config.h.in: Regenerated.
887 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
889 Portability improvements, e.g., libmudflap/15293.
890 * configure.in: Look for glibc extension functions. Look for
891 support of -f{function,data}-sections. Look for more headers.
892 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
893 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
894 mf-hooks* into usual single object per source.
895 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
896 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
897 if system doesn't provide one.
898 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
899 (pthread_create): Use it to properly GC dead thread stacks.
900 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
901 * testsuite/Makefile.am: Stop generating site.exp.
902 * testsuite/mfconfig.exp.in: New file.
903 * testsuite/config/default.exp: Load new mfconfig.exp.
904 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
905 (prune_gcc_output): Add glibc static linking warnings.
906 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
907 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
908 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
909 Regenerated with autoconf 2.57 and automake 1.7.
911 2004-06-04 Per Bothner <per@bothner.com>
913 * configure.in (LIBMUDFLAPTH): Fix thinko.
915 * configure.in: Check for more headers.
916 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
918 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
919 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
921 2004-06-01 Andreas Jaeger <aj@suse.de>
923 * configure.in: Handle multilibs, support
924 --enable-version-specific-runtime-libs.
925 * Makefile.am (lib_LTLIBRARIES): Rename to ...
926 (toolexeclib_LTLIBRARIES): this for multilib support.
927 * Makefile.in: Regenerated.
928 * configure: Regenerated.
929 * aclocal.m4: Regenerated.
930 * config.h.in: Regenerated.
931 * testsuite/Makefile.in: Regenerated.
933 2004-06-01 Andreas Jaeger <aj@suse.de>
935 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
936 multilibs, using multilib directory instead of hardcoded path.
939 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
941 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
942 * Makefile.in: Ditto.
944 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
946 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
947 * aclocal.m4, configure: Rebuilt.
949 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
951 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
952 import some build settings from libstdc++-v3 testsuite_flags.
953 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
954 changes to pass test language.
956 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
957 quicker mode-nop handling.
959 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
961 * mf-impl.h: Added libgcc license header.
963 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
965 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
966 Added libgcc license header.
967 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
968 (pthread_create): Simplify stack allocation syntax.
970 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
972 * mf-hooks2.c: Support FreeBSD.
973 (WRAP_gets): Avoid gets().
974 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
975 test unimplemented mem/str calls on FreeBSD.
976 * testsuite/libmudflap.c/pass21-frag.c: Do not include
977 <alloca.h> on FreeBSD.
979 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
981 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
982 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
983 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
984 flags for static linking permutation.
985 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
986 some pthreads code that croaks on linux glibc tls.
988 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
990 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
992 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
994 * testsuite/libmudflap.c/pass44-frag.c: New test.
996 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
998 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1000 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1002 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1004 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1006 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1008 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1011 * configure.in: Add check for see if
1012 socklen_t typedef is in sys/socket.h.
1013 * mf-hooks1.c: Add define if socklen_t
1015 * mf-hooks2.c: Likewise.
1016 * mf-hooks3.c: Likewise.
1017 * config.h.in: Regen.
1020 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1022 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1023 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1025 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1026 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1027 (unoptimized) allocation of stack space.
1029 2003-12-07 Richard Henderson <rth@redhat.com>
1031 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1032 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1034 2003-12-06 Andrew Pinski <apinski@apple.com>
1036 partial PR libmudflap/12670
1037 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1038 * mf-hooks2.c: Likewise.
1039 * mf-hooks3.c: Likewise.
1041 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1044 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1045 symbols interposed at compile time.
1046 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1049 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1051 * configure.in: Reorganize check for <pthread.h>.
1052 * configure: Regenerated.
1054 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1056 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1057 (_LARGE_FILE_API): Define for AIX.
1058 * mf-hooks[123]: Same.
1059 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1061 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1063 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1065 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1067 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1069 * configure.in: Update check for union semun.
1071 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1074 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1076 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1079 * configure.in: Add checks for 64-bit LFS functions, struct semun
1080 definition, for BSD compatibility.
1081 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1082 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1083 * mf-hooks3.c: Ditto.
1084 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1086 * configure, config.h.in: Regenerated.
1088 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1090 Multithreading fixes:
1091 * mf-runtime.c (__mf_object): Store allocating/deallocating
1093 (options): Support new "-thread-stack" option.
1094 Rename "-heur-argv-environ" option to "-heur-stdlib".
1095 Disable "-lc-mask" and "-lc-shift" options.
1096 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1097 (__assert_fail): New self-contained function for glibc.
1098 * mf-hooks3.c: Essentially rewritten, particularly related to
1099 use of __mf_pthread_info array.
1100 (pthread_join, _exit): New hook functions.
1101 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1102 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1105 * mf-heuristics.c: Add type casts for tracing, sub calls.
1106 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1107 Update all callers to declare explicit result holder.
1108 (END_PROTECT): Removed.
1109 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1111 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1113 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1114 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1115 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1117 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1119 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1120 * mf-hooks: Removed.
1121 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1122 Move these macros from old mf-hooks.c here.
1123 * Makefile.am: Adapt to split-up hook sources for faster builds.
1124 * Makefile.in: Regenerated.
1126 * mf-heuristics.c: Remove #if-0 block.
1128 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1129 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1130 (CALL_REAL, __mf_init): Corresponding changes.
1131 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1132 all callers to remove redundant "mf:" prefix.
1133 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1134 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1135 (__mf_pthread_info): Become a hash table.
1137 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1138 "dg-repetitions" directives to control test case execution.
1139 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1141 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1143 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1145 * mf-hooks.c (alloca): Separate into stub.
1146 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1147 malloc/free for alloca blocks.
1148 (pthread_create): Tolerate failing pthread_attr_get* calls.
1149 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1150 * mf-impl.h (CALL_WRAP): Remove macro.
1151 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1152 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1153 padding for ia64 BIT_FIELD_REF constructs.
1155 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1157 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1158 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1159 libmudflap object type.
1160 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1161 crashes on unregistering STATIC objects.
1163 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1165 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1166 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1167 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1168 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1169 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1170 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1171 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1172 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1173 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1174 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1175 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1176 (accept, bind, connect, gethostname, sethostname): New hooks.
1177 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1178 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1179 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1180 * mf-runtime.h.in: Corresponding changes.
1181 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1182 (opts) Rename heur_argv_environ to heur_std_data.
1183 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1184 * Makefile.am: Corresponding changes.
1185 * Makefile.in: Regenerated.
1187 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1189 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1190 heuristic for threaded case, and for non-x86-linux targets.
1191 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1192 for use during pre-main() program startup.
1193 (__mf_0fn_*): Make these functions non-static.
1194 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1196 * mf-runtime.c (__mf_state): Set initial state to "starting".
1197 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1198 (__wrap_main): New function to register argv[] and environ[] strings.
1199 (__mf_ini): Call it.
1200 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1202 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1203 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1205 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1207 * aclocal.m4, configure: Regenerated.
1209 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1211 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1212 * aclocal.m4, configure: Regenerated.
1214 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1216 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1217 for x86_64 target. Disable caching for this value.
1218 * aclocal.m4, configure: Regenerated.
1220 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1222 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1223 is about to become deprecated, and its present handling bugs are
1226 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1228 * testsuite/libmudflap.c/pass38-frag.c: New test for
1231 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1233 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1234 __mf_report, asserting reentrant calling context.
1236 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1238 * mf-hooks.c (realloc): Correct reentrancy logic.
1239 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1241 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1243 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1244 PTHREAD_THREADS_MAX. Update users.
1245 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1247 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1248 with libmudflapth presence indicator.
1249 * testsuite/Makefile.in: Regenerated.
1251 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1253 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1254 * configure.in: Remove silly no-pthreads => no-shared logic.
1255 * Makefile.in, configure: Regenerated.
1256 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1257 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1258 code. Count reentrancy events.
1259 (all hook functions): Don't directly manipulate __mf_state variable.
1260 Add TRACE calls to hook functions without them.
1261 * mf-impl.h (LOCKTH): Try to count lock contention events.
1262 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1263 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1264 Reorganize reentrancy code.
1265 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1266 identify reentrancy with mutex holding times.
1267 (internal __mfu_ entry points): Remove internal reentrancy code.
1268 (__mf_init): Use ordinary locked calls.
1269 (__mfu_report): Print the two new counts.
1270 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1271 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1272 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1273 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1276 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1278 * configure.in: Add pthread support, plus glibc and porting hacks.
1279 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1280 from objects built into ./pth/.
1281 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1282 functions for internal entry points. Update callers to pick
1283 locked vs. unlocked variants.
1284 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1285 info coming in from a static data structure.
1286 (*): Reorder miscellaneous declarations to group data vs functions.
1287 (__mf_set_default_options): Simplify.
1288 (__mf_usage): Mention threading status of host executable.
1289 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1290 decls to match above.
1291 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1292 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1293 some lock/unlock markers. Remove some unused code.
1295 (pthread_create): New hook function.
1296 (__mf_pthread_cleanup, _spawner): New helper functions.
1297 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1299 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1301 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1303 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1305 * Makefile.am (HOOKOBJS): Add *time related hooks.
1306 * configure.in: Look for pthreads.h header.
1307 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1308 * mf-runtime.c: Begin sketching some pthreads support.
1309 (__mf_usage): Check for -lpthread presence.
1310 (__mf_unregister): Confirm matching unregistration base.
1311 (__mf_find_objects_rec): Reduce unnecessary recursion.
1312 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1313 #defines for new hook functions.
1314 * mf-impl.h: Corresponding changes.
1315 * config.h.in, configure, Makefile.in: Regenerated.
1317 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1319 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1320 modifiers to prevent being optimized away.
1321 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1322 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1323 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1324 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1325 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1326 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1327 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1329 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1331 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1332 * configure.in: Look for uintptr_t and -ldl on target.
1333 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1334 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1335 * testsuite/Makefile.in: Regenerated.
1336 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1337 for better C compliance.
1339 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1341 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1343 * mf-runtime.c (__mf_set_default_options): Turn off
1344 check-initialization.
1345 (__mf_describe_object): Shorten description.
1346 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1348 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1350 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1352 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1354 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1356 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1357 * mf-impl.h (CALL_BACKUP): New macros.
1358 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1360 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1362 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1363 (HOOKOBJS): Remove dlopen hook.
1364 (libmudflap_la_LIBADD): Add -ldl.
1365 * mf-hooks.c (dlopen): Remove hook.
1366 * mf-impl.h (__mf_dynamic): Ditto.
1367 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1368 * Makefile.in: Regenerated.
1370 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1372 * configure.in: Check for target gettimeofday, signal, some headers.
1373 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1374 out inop multi_threaded field.
1375 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1376 (__mf_set_options): Correct handling of "-help".
1377 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1378 (__mf_check, __mf_register, __mf_unregister): Call it.
1379 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1380 (__mf_report_leaks): Make callable
1381 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1382 distribution statistics.
1383 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1385 * config.h.in, configure: Regenerated.
1386 * testsuite/libmudflap.c/fail27-frag.c: New test.
1387 * testsuite/libmudflap.c/pass36-frag.c: New test.
1389 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1391 * mf-runtime.h.in: Tweak.
1392 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1393 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1394 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1396 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1398 * configure.in: Tweak generation of mf-runtime.h some more. It
1399 needs to work from both config.status and configure.
1400 * configure: Regenerated.
1402 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1404 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1405 * configure.in: Tweak generation of mf-runtime.h.
1406 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1407 * mf-hooks.c (*): Adapt to initialized-heap object type.
1408 * mf-impl.h: Tweak cemetary boundaries.
1409 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1411 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1412 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1413 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1414 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1416 * testsuite/.../fail{25,26}-frag.c: New tests.
1417 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1418 * Makefile.in, configure: Regenerated.
1420 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1422 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1423 checking by default.
1424 (__mf_insert_new_object): As a temporary hack, assume that new
1425 objects registered on the stack start out initialized.
1426 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1427 heap objects by hand.
1429 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1431 Switch to macro-style hooks for str*/mem*/b* functions.
1432 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1433 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1434 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1435 (__mf_set_default_options): Turn off heur_proc_map.
1436 (*): Adapt to to macro-style hook functions.
1437 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1438 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1439 (__mf_violation): Handle __MF_VIOL_WATCH.
1440 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1441 (__mf_dynamic): Removed mem*/str*/b* functions.
1442 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1443 (WRAPPER2): New macro for macro-style hooks.
1444 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1446 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1447 * mf-heuristics.c: Adapt to macro-style hook functions.
1448 Correct some comments.
1449 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1450 output pattern tests.
1451 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1452 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1454 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1456 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1457 for global array registration.
1458 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1459 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1461 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1463 * Makefile.am: Add gross make bug workarounds. Tweaked
1464 SUBDIRS and AM_CFLAGS.
1465 * Makefile.in: Regenerated.
1467 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1470 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1471 * Makefile.am (TESTS): Remove simple automake testing.
1472 * configure, Makefile.in: Regenerated.
1473 (SUBDIRS): Include new testsuite/ directory.
1474 * tests/*: Removed all files; moved bulk under:
1475 * testsuite/*: New subdirectory tree.
1476 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1477 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1478 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1479 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1480 * testsuite/config/default.exp: New file.
1481 * testsuite/Makefile.am, Makefile.in: New files.
1483 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1485 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1486 (TESTS): Add fail22 and pass29 tests.
1487 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1488 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1489 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1490 values. Move __MF_VIOL* here.
1491 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1492 (check_initialization): New field in __mf_opts. Default off.
1493 (read_count,write_count): New fields in __mf_object.
1494 (__mf_check): Implement basic initialization checking.
1495 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1496 (__mf_describe_object): Print new fields.
1497 (__mf_violation): Identify check/read vs. check/write in messages.
1498 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1499 "-check-initialized" mudflap option.
1500 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1501 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1502 Drop __FILE__/__LINE__ hack. Update callers.
1503 (*): Adapt to new mf-runtime.h API.
1504 * Makefile.in: regenerated.
1506 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1508 * configure.in: Build mf-runtime.h a more proper way.
1509 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1510 * mf-runtime.c (verbose_violations): Turn on by default.
1511 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1512 * mf-impl.h: ... and move it here.
1513 * configure: Regenerated.
1515 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1517 * configure.in: Look for C++ compiler.
1518 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1519 fixed type warnings when built with C++.
1520 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1521 * Makefile.am (TESTS): Run them.
1522 (*) Add new rules for building and running C++ tests.
1523 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1524 * mf-runtime.h.in: Protect with extern "C".
1525 * Makefile, configure: Regenerated.
1527 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1529 Portability improvements.
1530 * configure.in: Look for glibc backtrace headers/functions.
1531 * mf-hooks.c: Don't include <execinfo.h> any more.
1532 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1534 (__mf_backtrace): Provide alternate baby implementation in
1536 * test/mf-driver.c: Portability tweaks.
1537 * acinclude.m4: New file, containing top level libtool.m4.
1538 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1540 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1542 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1544 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1546 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1548 (__mf_unregister): Implement stack/heap object wiping.
1549 (__mf_set_options): Renamed from __mf_process_opts.
1550 (__mf_uncache_object): Change arg type, correct callers.
1551 * mf-impl.h: Corresponding changes.
1552 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1553 * mf-runtime.h.in (__mf_set_options): Extend public API.
1554 * test/pass26-frag.c: New test for stack wiping.
1555 * Makefile.am (TESTS): Run it.
1556 * Makefile.in: Regenerated.
1558 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1560 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1561 * mf-runtime.c (__mf_object_t): Add watching_p field.
1562 (__mf_watch_or_not): New function to implement
1563 object watch flagging.
1564 (__mf_watch, __mf_unwatch): New wrappers for above.
1565 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1566 (__mf_count_violation): Enlarge array.
1567 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1568 unlink object. Clear cache properly.
1569 (__mf_unregister): Unlink object explicitly before uncaching.
1570 * test/fail21-frag.c, pass25-frag.c: New tests.
1571 * Makefile.in, aclocal.m4: Regenerated.
1573 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1575 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1576 * Makefile.am (TESTS): Add it.
1577 * test/pass-stratcliff.c: Add decls of stpcpy.
1578 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1579 build tree from config.h and new file mf-runtime.h.in.
1580 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1581 * Makefile.in, configure, config.h.in: Regenerated.
1582 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1583 * mf-runtime.c (options, __mf_set_default_options): Support new
1584 default "abbreviate" option.
1585 (__mf_object.description_epoch): New field.
1586 (__mf_describe_object): Conditionally abbreviate objects already
1587 displayed in current epoch. Accept NULL input to increment epoch.
1588 (__mf_fini, __mf_ini): Reset description epoch.
1589 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1590 that NULL pointer slot in lookup cache is invalidated. Register a
1591 NOACCESS region around NULL.
1592 * mf-impl.h: Corresponding changes.
1594 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1596 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1597 * Makefile.am: Run them. Install mf-runtime.h.
1598 * Makefile.in: Regenerated.
1599 * mf-hooks.c: Add some markers for more missing functions.
1600 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1601 statistic to tune tune cache size (mask).
1603 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1605 * test/pass23-frag.c: New test for bit_field_ref expressions.
1606 * Makefile.am, Makefile.in: Add new test.
1607 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1608 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1609 * mf-runtime.c (__mf_init): Register errno global.
1610 (__mf_find_object): Removed function.
1611 (__mf_check): Rewrite logic to support accesses across some
1612 contiguous but distinctly registered objects.
1613 (__mf_remove_old_object): Tolerate cache entries that span
1616 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1618 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1619 * Makefile.am, Makefile.in: Run new tests.
1620 * mf-hooks.c (alloca): Correct stack direction logic.
1622 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1624 * mf-impl.h (adapt_cache): New option.
1625 * mf-runtime.c (__mf_set_default_options): Set its default value.
1626 Tweak the tree_aging parameter down.
1627 (__mf_check): Maintain separate counter for cache-adaptation.
1628 (__mf_tree_analyze): New function to collect object tree stats.
1629 (__mf_adapt_cache): New function to automate cache parameters.
1631 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1633 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1634 hypothetical #if-0'd argv/envp region registration.
1635 * mf-runtime.c (__mf_init): Add kludged form of above.
1636 (*) Add "heur_argv_environ" flag, default on, to govern this.
1637 * mf-impl.h: Corresponding changes.
1639 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1641 * test/fail18-frag.c: New test file for NOACCESS regions.
1642 * Makefile.am (TESTS): Add new test.
1643 * Makefile.in: Regenerated.
1645 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1646 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1647 (optimize_object_tree): Remove unused mudflap_option.
1648 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1649 support throughout. Use .._MAX_CEM for cemetary upper bound.
1650 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1652 (__mf_object): Add new liveness field for use by tree aging.
1653 (__mf_check): Trigger tree aging when needed.
1654 (__mf_age_tree): New function to decay liveness field.
1655 (__mf_find_objects_rec): Use liveness field to rotate tree.
1656 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1657 (__mf_unregister): Ditto.
1658 (__mf_register): Tweak duplicate-static message.
1659 (__mf_violation: Tweak nearby-object counter printing.
1661 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1663 * test/pass20-frag.c: New test file.
1664 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1665 * Makefile.in: Regenerated.
1667 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1668 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1669 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1670 entries to avoid repeat registration.
1671 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1672 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1674 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1676 * Makefile.am: Create test sources with #include, not cat>>.
1677 * Makefile.in: Regenerated.
1678 * test/buildtest.sh: Removed.
1679 * test/driver.c (abort_handler, main): Be quiet.
1681 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1683 * test/pass18-frag.c, pass19-frag.c: New tests.
1684 * Makefile.am (check): Run them. Rebuild test programs each time.
1685 * Makefile.in: Regenerated.
1687 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1689 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1690 overlapping object search.
1691 (__mf_violation): Likewise for nearby objects.
1692 Improve nearby-object listing.
1695 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1696 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1698 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1701 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1702 (HOOKOBJS): Add alloca-hook.o.
1703 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1705 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1706 (__mf_backtrace): Reimplement without using alloca.
1707 * Makefile.in: Regenerated.
1710 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1711 Correct signedness bugs in length-tracking variables.
1712 * mf-impl.h: Make options unsigned.
1713 (CALL_WRAP): New macro to parallel CALL_REAL().
1714 (DECLARE): Remove erroneous ";" at end.
1715 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1716 formatting specs with %08lx. Correct several compiler warnings.
1718 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1720 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1722 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1724 libmudflap hook breakup:
1725 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1727 (TESTS): Make dependent on libmudflap.
1728 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1729 compiled from segments of mf-hooks.c.
1730 * mf-hooks.c: Corresponding changes: wrap each function in
1732 * Makefile.in: Regenerated.
1734 Heuristics reorganization:
1735 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1736 Remove these functions. Update callers.
1737 (__mf_heuristic_check): Incorporate all the various heuristics.
1738 Encode cacheability/retry judgement into trinary return value.
1739 Separate start-end logic into a separate fallback heuristic. Only
1740 register relevant /proc/self/map segments.
1741 * mf-impl.h: Corresponding changes.
1742 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1743 (__mf_init): Don't call __mf_init_heuristics.
1746 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1747 "-verbose-trace" to emit all tracing messages other than those of
1748 basic public api. Eliminate some duplicate/excessive messages.
1749 * mf-runtime.h: Corresponding changes.
1751 2002-08-27 Graydon Hoare <graydon@redhat.com>
1753 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1754 and __real when compiled with -DPIC.
1755 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1756 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1757 * Makefile.in: Regenerate.
1759 2002-08-26 Graydon Hoare <graydon@redhat.com>
1761 * mf-impl.h: New file, private implementation header.
1762 * mf-runtime.h: Reorganize a bit.
1763 (CLAMPSZ): Fix arithmetic.
1764 (__MF_CACHE_MISS_P): Fix arithmetic.
1765 * mf-runtime.c: Reorganize a bit.
1766 (__mf_dynamic): New structure.
1767 (resolve_single_dynamic): New function.
1768 (__mf_resolve_dynamics): New function.
1769 (__mf_init): Initialize dynamic wrappers.
1770 * mf-hooks.c: Macro-ize __real calls.
1771 Clamp various bits of arithmetic.
1772 Add explicit __mf_check call contexts.
1773 * Makefile.am: Add dependencies on mf-impl.h
1774 * Makefile.in: Regenerate.
1775 * configure.in: Comment out shared override.
1776 * configure: Regenerate.
1778 2002-08-22 Graydon Hoare <graydon@redhat.com>
1780 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1781 (__mf_check): Re-inialize and check heuristics before violation.
1782 (__mf_register): Permit updating pure-guess regions.
1783 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1784 (__wrap_dlopen): New wrapper function.
1785 (__wrap_mmap): New wrapper function.
1786 (__wrap_munmap): New wrapper function.
1787 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1788 which are not stack addresses.
1789 (is_stack_address): New function.
1790 (__mf_init_heuristics): Save and restore state, always initialize with
1793 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1795 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1796 error. Pass location string.
1797 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1798 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1799 (__mf_process_opts): Apply some sanity checking for lc-mask.
1800 (__mf_check, __mf_violation): Take new location-string argument.
1801 Update callers to pass NULL if necessary.
1802 (__mf_backtrace): New smart backtracer function. Calls replace
1803 several ad-hoc blocks elsewhere.
1804 (__mf_describe_object): Remove bad reentrancy test. Improve
1806 * mf-runtime.h: Corresponding changes. Public/private markup.
1807 (__MF_CACHE_MISS_P): New macro.
1809 2002-08-20 Graydon Hoare <graydon@redhat.com>
1811 * mf-runtime.h: New option: stack_bound (heuristic).
1812 Move some macros out of implementation files.
1813 * mf-runtime.c: New option string: -stack-bound.
1814 Unify recursion protection with hooks.
1816 (__mf_check): Call __mf_heuristic_check.
1817 (__mf_process_opts): Fix "no-" processing.
1818 * mf-heuristics.c (__mf_heuristic_check): New function.
1819 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1821 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1823 Option parsing improvements, region splitting bug fixes:
1824 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1825 * mf-runtime.h (heur_proc_map): New libmudflap option.
1826 * mf-runtime.c (__mf_set_default_options): Set it.
1827 (__mf_usage): Print default values/status.
1828 (__mf_process_opts): Support general "no-" option string prefix.
1829 (__mf_init): Print __mf_usage on unknown-option error.
1830 (__mf_register): Print trace message up front.
1831 Correct region splitting logic for case where a subregion disappears.
1832 Correct memory leak.
1833 (__mf_violation): Make even basic message conditional on option.
1836 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1837 (clean-local): New target.
1838 (test/*x rules): Add -g CFLAGS.
1839 (CFLAGS): Add -freorder-blocks.
1840 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1841 * Makefile.in: Regenerated.
1842 * Makefile, mf-config.h: Removed files.
1844 2002-08-16 Graydon Hoare <graydon@redhat.com>
1846 * mf-runtime.c (__mf_insert_new_object): Factor out of
1848 (__mf_remove_old_object): Factor out of __mf_unregister.
1849 (__mf_register): Handle guessed regions, splitting
1850 guesses when new registrations arrive.
1851 (__mf_unregister): Do not unregister guesses.
1852 * mf-runtime.h: Move convenience macros around,
1853 declare new option fields. Add __MF_TYPE_GUESS.
1854 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1855 (__wrap_free): Call __real_free for deferred frees.
1856 * Makefile.am: Add more tests, fix dependency.
1857 * Makefile.in: Regenerate.
1858 * test/pass[13..17]-frag.c: New testcases.
1859 * test/fail[13..17]-frag.c: New testcases.
1861 2002-08-15 Graydon Hoare <graydon@redhat.com>
1863 * mf-heuristics.c: New file.
1864 * mf-runtime.c (options): Add -trace-calls option.
1865 (__mf_init): Call __mf_init_heuristics.
1867 2002-08-14 Graydon Hoare <graydon@redhat.com>
1869 * Makefile.am (TESTS): Add testsuite support.
1870 * Makefile.in: Regenerate.
1871 * test/mf-driver.c: New file.
1872 * test/buildtest.sh: New file.
1873 * test/passNN-frag.c: New testcases.
1874 * test/failNN-frag.c: New testcases.
1876 2002-08-14 Graydon Hoare <graydon@redhat.com>
1878 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1879 verifying non-size-limited string extents.
1881 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1883 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1884 instead of plain str[n]len for internal checks.
1885 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1887 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1889 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1891 2002-08-13 Graydon Hoare <graydon@redhat.com>
1893 * mf-runtime.c: Rework configuration to operate on
1894 environment variable options rather than #defines
1895 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1896 (__mf_init): Set static __mf_active_p flag on startup,
1897 to inhibit mudflap wrap-based checking during crt0.s.
1898 * mf-runtime.h: Declare options structure.
1899 * mf-hooks.c: New wrappings for mem*, b*, str*
1900 libc functions (temporarily #if 0-ed out).
1902 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1904 * Makefile.am, configure.in: New files.
1905 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1906 * stamp-h.in, aclocal.m4: Ditto.
1908 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1910 * Makefile: New file.
1911 * mf-config.h: New file: runtime configuration.
1912 * mf-hooks.c: New file: interposed libc functions.
1913 * mf-runtime.c: New file: bulk of runtime.
1914 * mf-runtime.h: New file: public functions.
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