1 2012-09-20 Release Manager
5 2012-06-14 Release Manager
9 2012-03-22 Release Manager
13 2012-01-19 Jakub Jelinek <jakub@redhat.com>
16 * testsuite/libmudflap.c/fail68-frag.c: New test.
18 2012-01-01 Jakub Jelinek <jakub@redhat.com>
20 * mf-runtime.c (__mf_usage): Update copyright notice dates.
22 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
24 * configure: Regenerate.
26 2011-07-31 Tom de Vries <tom@codesourcery.com>
29 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
32 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
35 2011-07-15 Jakub Jelinek <jakub@redhat.com>
38 PR tree-optimization/49309
39 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
41 2011-07-15 Jakub Jelinek <jakub@redhat.com>
44 PR tree-optimization/49309
45 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
47 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
49 * configure.ac: Don't create pth.
50 Check for library containing sched_yield.
51 * configure: Regenerate.
52 * config.h.in: Regenerate.
54 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
55 mfconfig_libs in -static check.
57 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
60 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
61 stdin, stdout, stderr.
62 Register __ctype, __ctype_mask.
64 * configure.ac: Check for mmap64.
65 Check for rawmemchr, stpcpy, mempcpy.
66 * configure: Regenerate.
67 * config.h.in: Regenerate.
68 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
69 (mmap64): New wrapper function.
70 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
71 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
73 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
76 * mf-hooks3.c (_REENTRANT): Define.
78 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
80 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
82 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
84 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
87 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
90 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
92 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
93 --noinhibit-exec to GNU ld.
95 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
98 * configure.ac: Check for sys/mnttab.h.
99 Check for library containing connect.
100 * configure: Regenerate.
101 * config.h.in: Regenerate.
102 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
103 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
104 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
106 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
108 * configure: Regenerate.
110 2011-01-03 Jakub Jelinek <jakub@redhat.com>
112 * mf-runtime.c (__mf_usage): Update copyright notice dates.
114 2010-10-31 Jason Merrill <jason@redhat.com>
117 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
119 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
121 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
124 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
127 * configure: Regenerate.
129 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
131 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
133 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
135 * testsuite/lib/mfdg.exp (additional_prunes): New global.
136 (dg-test): Clear additional_prunes before test is run.
137 (dg-prune-output): New procedure.
138 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
140 (libmudflap-dg-prune): New procedure.
141 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
144 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
147 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
148 * Makefile.in: Regenerate.
149 * testsuite/Makefile.in: Regenerate.
151 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
153 * Makefile.in: Regenerate.
154 * aclocal.m4: Regenerate.
155 * testsuite/Makefile.in: Regenerate.
157 2010-03-15 David S. Miller <davem@davemloft.net>
159 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
162 2010-01-09 Jakub Jelinek <jakub@redhat.com>
164 * mf-runtime.c (__mf_usage): Update copyright notice dates.
166 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
168 * Makefile.in: Regenerate.
169 * configure: Regenerate.
170 * testsuite/Makefile.in: Regenerate.
172 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
175 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
176 running setuid or setgid.
178 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
180 * mf-runtime.c (__mf_init): Support FreeBSD.
181 Prime mutex which calls calloc upon first lock to avoid deadlock.
182 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
183 Ignore red zone allocation request for initial thread's stack.
185 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
186 Andreas Schwab <schwab@linux-m68k.org>
188 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
189 if not in system header; use it. On FreeBSD, must pass fd==-1
190 with MAP_ANON flag. Correct mmap error check.
191 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
193 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
195 * configure.ac (AC_PREREQ): Bump to 2.64.
197 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
199 * Makefile.am (install-html, install-pdf): Remove.
200 * Makefile.in: Regenerate.
202 * Makefile.in: Regenerate.
203 * aclocal.m4: Regenerate.
204 * config.h.in: Regenerate.
205 * configure: Regenerate.
206 * testsuite/Makefile.in: Regenerate.
208 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
210 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
212 2009-07-16 Joseph Myers <joseph@codesourcery.com>
214 * configure: Regenerate.
216 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
221 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
223 2009-07-01 Richard Guenther <rguenther@suse.de>
225 PR tree-optimization/19831
226 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
228 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
229 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
230 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
232 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
234 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
235 to ld_library_path. Use add_path. Add just find_libgcc_s to
236 ld_library_path, not every libgcc multilib directory.
238 2009-04-09 Nick Clifton <nickc@redhat.com>
240 * mf-hooks1.c: Change copyright header to refer to version 3
241 of the GNU General Public License with version 3.1 of the GCC
242 Runtime Library Exception and to point readers at the COPYING3
243 and COPYING3.RUNTIME files and the FSF's license web page.
244 * mf-heuristics.c: Likewise.
245 * mf-hooks2.c: Likewise.
246 * mf-hooks3.c: Likewise.
247 * mf-impl.h: Likewise.
248 * mf-runtime.c: Likewise.
249 * mf-runtime.h: Likewise.
251 2009-04-09 Jakub Jelinek <jakub@redhat.com>
253 * testsuite/lib/mfdg.exp: Change copyright header to refer to
254 version 3 of the GNU General Public License and to point readers
255 at the COPYING3 file and the FSF's license web page.
256 * testsuite/lib/libmudflap.exp: Likewise.
258 2009-03-31 Ben Elliston <bje@au.ibm.com>
261 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
262 object', not `mudflap object'.
264 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
266 * configure: Regenerate.
268 2009-02-03 Jakub Jelinek <jakub@redhat.com>
270 * mf-runtime.c (__mf_usage): Update copyright notice dates.
272 2009-01-23 Jie Zhang <jie.zhang@analog.com>
274 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
275 __thread when TLS support is emulated.
276 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
277 * mf-runtime.c (__mf_state_1): Likewise.
278 * configure.ac: Use GCC_CHECK_EMUTLS.
279 * configure: Regenerate.
280 * config.h.in: Regenerate.
282 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
284 * configure: Regenerate.
286 2008-11-26 Janis Johnson <janis187@us.ibm.com>
289 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
290 (dg-timeout): Remove.
291 (standard-wait): Remove.
292 * testsuite/lib/libmudflap.exp: Include new timeout library files.
293 (libmudflap_target_compile): Set timeout value from new proc.
295 2008-11-10 Jakub Jelinek <jakub@redhat.com>
298 * testsuite/libmudflap.c/pass67-frag.c: New test.
300 2008-10-09 Jakub Jelinek <jakub@redhat.com>
303 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
305 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
306 Steve Ellcey <sje@cup.hp.com>
308 * configure: Regenerate for new libtool.
309 * Makefile.in: Ditto.
310 * testsuite/Makefile.in: Ditto.
312 2008-09-15 Jakub Jelinek <jakub@redhat.com>
315 * testsuite/libmudflap.c/pass64-frag.c: New test.
317 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
319 * Makefile.in: Regenerate.
320 * config.h.in: Regenerate.
321 * configure: Regenerate.
322 * testsuite/Makefile.in: Regenerate.
324 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
327 * aclocal.m4: Regenerate.
328 * configure: Regenerate.
330 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
332 * testsuite/libmudflap.c/pass63-frag.c: New test.
334 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
336 * aclocal.m4: Regenerate.
337 * configure: Likewise.
338 * Makefile.in: Likewise.
339 * testsuite/Makefile.in: Likewise.
341 2008-03-02 Jakub Jelinek <jakub@redhat.com>
343 * mf-runtime.c (__mf_usage): Update copyright notice dates.
345 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
347 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
349 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
351 2008-01-24 David Edelsohn <edelsohn@gnu.org>
353 * configure: Regenerate.
355 2008-01-05 Jakub Jelinek <jakub@redhat.com>
357 PR tree-optimization/34618
358 * testsuite/libmudflap.c/pass62-frag.c: New test.
360 2008-01-03 Jakub Jelinek <jakub@redhat.com>
363 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
365 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
368 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
370 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
372 * configure: Regenerate following changes to ../config/tls.m4.
374 2007-07-26 Tom Tromey <tromey@redhat.com>
376 * Makefile.in: Rebuilt.
377 * Makefile.am (clean-local): Removed.
378 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
379 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
380 (libmudflapth_la_SOURCES): List sources.
381 (libmudflapth_la_LIBADD): Clear.
382 (libmudflapth_la_CFLAGS): New variable.
384 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
386 * aclocal.m4: Regenerated.
388 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
390 * configure: Regenerate.
392 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
394 From Andi Kleen <ak@suse.de>:
395 * mf-runtime.c (options): Rename structure for compatibility with
398 2007-05-23 Steve Ellcey <sje@cup.hp.com>
400 * Makefile.in: Regenerate.
401 * configure: Regenerate.
402 * aclocal.m4: Regenerate.
403 * testsuite/Makefile.in: Regenerate.
405 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
407 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
409 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
411 * Makefile.am: Add dummy install-pdf target.
412 * Makefile.in: Regenerate
414 2007-02-07 Jakub Jelinek <jakub@redhat.com>
417 * configure: Regenerate.
419 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
421 * configure: Regenerate.
423 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
425 * configure: Regenerated.
427 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
430 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
431 static but not function scope static.
432 (free): Skip deallocation attempts for objects placed into
434 * testsuite/libmudflap.cth/pass59-frag.c: New test.
436 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
438 From Herman ten Brugge <hermantenbrugge@home.nl>:
439 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
440 small and large objects are handled a lot faster.
442 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
444 * configure.ac (__libc_freeres): Look for it.
445 * mf-impl.h (call_libc_freeres): New configuration flag.
446 * mf-runtime.c (__mf_set_default_options): Set it by default.
447 (__mfu_report): Call it if needed.
448 (__mfu_unregister): Remove "unaccessed registered object" warning.
449 * configure, config.h.in: Regenerated.
451 2006-09-18 Tom Tromey <tromey@redhat.com>
453 * configure: Rebuilt.
455 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
458 mf-runtime.h installation based on ssp patch for PR 26473 from
459 Mark Mitchell <mark@codesourcery.com>.
460 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
461 * Makefile.am (target_noncanonical): Define.
462 (libsubincludedir): New variable.
463 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
464 (include_HEADERS): Remove.
465 * configure, aclocal.m4, config.h.in: Regenerated.
466 * Makefile.in, testsuite/Makefile.in: Likewise.
467 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
468 and _THREAD_SAFE redefinition values.
470 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
472 * Makefile.am: Add install-html target. Add install-html to .PHONY
473 * Makefile.in: Regenerate.
475 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
478 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
481 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
483 2006-04-10 Matthias Klose <doko@debian.org>
485 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
486 directory names containing underscores.
488 2005-11-22 Janis Johnson <janis187@us.ibm.com>
490 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
491 MUDFLAP_FLAGS if static library not supported.
492 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
493 * testsuite/libmudflap.c/externs.exp: Ditto.
494 * testsuite/libmudflap.c++/ctors.exp: Ditto.
495 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
496 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
498 2005-10-04 James E Wilson <wilson@specifix.com>
500 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
501 $name as array of characters with unknown bound. Also store into the
503 * configure: Regenerate.
505 2005-09-30 James E. Wilson <wilson@specifix.com>
507 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
509 (target_thread_file): New. Set from sed'ed gcc output.
510 (posix_threads): New. Set from target_thread_file. Use instead of
512 (pthread_create_version): Move initialization before code using it.
513 * configure: Regenerate.
515 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
518 2005-09-29 James E. Wilson <wilson@specifix.com>
520 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
521 with HAVE_MMAP ifdef.
523 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
526 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
528 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
530 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
532 2005-09-23 Tom Tromey <tromey@redhat.com>
534 * aclocal.m4, configure: Rebuilt.
535 * configure.ac: Use GCC_CHECK_TLS.
536 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
539 2005-08-22 Jim Wilson <wilson@specifix.com>
541 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
542 __FreeBSD__ is defined.
544 2005-08-17 Jim Wilson <wilson@specifix.com>
546 * mf-hooks1.c (malloc, calloc, realloc, free,
547 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
548 the real routines, and END_MALLOC_PROTECT afterwards.
549 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
550 (BEGIN_PROTECT): Handle in_malloc state.
551 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
552 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
554 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
556 * All files: Update FSF address.
558 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
560 * mf-hooks3.c (main_seen_p): Remove.
561 (__mf_get_state): Remove attempt to recognize the main thread.
563 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
565 * configure.ac: Test for the name of the symbol used for the entry
566 point; define ENTRY_POINT to the result.
567 * configure: Regenerate.
568 * config.h.in: Regenerate.
569 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
571 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
573 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
574 (__mf_init): Set thread state active.
575 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
577 (pthread_create wrapper): Always use thread spawner.
579 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
580 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
582 2005-07-16 Richard Henderson <rth@redhat.com>
584 * acinclude.m4: New file.
585 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
586 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
587 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
588 (__mf_0fn_calloc): ... here.
589 * mf-hooks3.c (struct pthread_info): Remove.
590 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
591 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
592 (struct mf_thread_data): New.
593 (mf_thread_data, mf_thread_data_lock): New.
594 (__mf_allocate_blank_threadinfo): Remove.
595 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
597 (__mf_state_perthread): Remove.
598 (__mf_get_state, __mf_set_state): New.
599 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
600 Update mf_thread_data killing procedure.
601 (__mf_pthread_spawner): Similarly.
602 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
603 code to allocate thread stack space.
604 (__mf_0fn_pthread_join, pthread_join): Remove.
605 (__mf_0fn_pthread_exit, pthread_exit): Remove.
606 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
607 (__mf_state_1): Rename from __mf_state; use TLS when available.
608 (__mf_get_state, __mf_set_state): New. Update all users.
609 * mf-runtime.c (begin_recursion_protect1): New.
610 (BEGIN_RECURSION_PROTECT): Use it.
611 (__mf_state_1): Rename from __mf_state; use TLS when available.
612 (threads_active_p): Remove.
613 (__mf_usage): Compute it directly.
615 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
617 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
619 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
621 Fix for uncaching bug reported by Herman ten Brugge.
622 * mf-runtime.c (__mf_uncache_object): Search whole cache.
623 * testsuite/libmudflap.c/fail40-frag.c: New test.
625 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
628 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
629 * Makefile.in: Amend.
631 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
634 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
635 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
637 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
640 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
642 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
645 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
646 unsigned vars with #defines instead of enums.
648 2005-05-09 Mike Stump <mrs@apple.com>
650 * configure: Regenerate.
652 2005-04-12 Mike Stump <mrs@apple.com>
654 * configure: Regenerate.
656 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
659 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
660 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
662 2005-04-04 Alan Modra <amodra@bigpond.net.au>
664 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
666 2005-03-31 Mike Stump <mrs@apple.com>
668 * mf-runtime.h: Add libmudflap copyright clause.
670 2005-03-21 Mike Stump <mrs@apple.com>
672 * mf-heuristics.c: Fix whitespace at end of line.
673 * mf-hooks1.c: Likewise.
674 * mf-hooks2.c: Likewise.
675 * mf-hooks3.c: Likewise.
676 * mf-impl.h: Likewise.
677 * mf-runtime.c: Likewise.
678 * mf-runtime.h: Likewise.
680 2005-03-21 Zack Weinberg <zack@codesourcery.com>
682 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
683 In all substitutions, expand gcc_version in Makefile.
684 * aclocal.m4, configure: Regenerate.
685 * Makefile.am: Set gcc_version.
686 * Makefile.in, testsuite/Makefile.in: Regenerate.
688 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
690 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
691 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
693 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
696 * testsuite/libmudflap.c++/pass55-frag.c: New test.
698 2005-01-05 Richard Henderson <rth@redhat.com>
700 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
702 2005-01-02 Greg McGary <greg@mcgary.org>
704 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
705 * mf-runtime.h: New file, replaces mf-runtime.h.in.
706 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
707 * Makefile.in: Ditto.
708 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
709 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
710 * testsuite/libmudflap.c/fail36-frag.c: New test.
711 * testsuite/libmudflap.c/fail37-frag.c: New test.
712 * testsuite/libmudflap.c/fail38-frag.c: New test.
714 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
716 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
717 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
719 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
721 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
722 * aclocal.m4: Include ../config/gcc-version.m4.
723 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
725 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
727 * Makefile.am: Define ACLOCAL_AMFLAGS.
728 * acinclude.m4: Remove.
729 * stamp-h.in: Remove superfluous stamp file.
730 * aclocal.m4, configure, Makefile.in: Regenerate.
731 * testsuite/Makefile.in: Likewise.
733 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
735 * Makefile.am: Revert previous.
736 * acinclude.m4: Restore.
737 * aclocal.m4, configure, Makefile.in: Regenerate.
738 * testsuite/Makefile.in: Likewise.
740 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
742 * Makefile.am: Define ACLOCAL_AMFLAGS.
743 * acinclude.m4: Remove.
744 * aclocal.m4, configure, Makefile.in: Regenerate.
745 * testsuite/Makefile.in: Likewise.
747 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
749 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
751 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
753 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
754 * testsuite/Makefile.in: Likewise.
756 2004-11-01 Andreas Schwab <schwab@suse.de>
758 * configure.ac: (target_alias): Default to $host_alias, not
760 * configure: Regenerated.
762 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
764 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
765 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
768 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
771 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
773 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
775 * configure.ac: Check for more headers, functions.
776 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
777 tracking overridden FILE buffers.
778 (fopen, setvbuf): New/revised hook functions for buffer overriding.
779 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
780 (fflush): Accept given NULL stream (means "all streams").
782 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
784 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
785 (__mf_adapt_cache): Use them all.
786 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
787 * testsuite/libmudflap.c++/ctors.exp: Ditto.
788 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
789 * configure, config.h.in: Regenerated.
791 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
793 * configure.ac: Checking for sys/socket.h once is enough.
794 * configure: Regenerated.
796 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
798 * configure.ac: Look for more headers & functions.
799 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
800 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
801 * mf-runtime.c (options): Clean up integer signedness warnings.
802 (main): Add a declaration to fix a warning.
803 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
804 * configure, config.h.in: Regenerated.
806 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
808 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
809 New tests for proper base/limit checking for aggregates.
811 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
813 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
815 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
817 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
818 * mf-hooks2.c (strerror): Unregister previous string returned by
820 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
821 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
822 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
823 * mf-runtime.c (__mf_describe_object): Clarify object life status.
824 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
826 * configure, config.h.in: Regenerated.
828 2004-08-03 Dale Johannesen <dalej@apple.com>
830 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
832 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
834 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
835 simplified contents in all former callers.
837 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
839 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
840 the statically linked case.
842 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
844 * splay-tree.[ch]: Remove. Merge contents into ...
845 * mf-runtime.c: ... here, renaming symbols and making all functions
846 static. Remove unused min/max functions.
847 * Makefile.am: Forget about splay-tree.[ch].
848 * Makefile.in, testsuite/Makefile.in: Regenerated.
850 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
852 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
853 (__mfu_usage): Include (C) 2004.
854 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
855 here. Include a comment explaining why.
857 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
859 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
860 * mf-runtime.c (options): Give them a name.
861 (__mf_set_default_options): Set them.
862 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
863 (__mf_violation): Warning cleanup.
864 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
865 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
867 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
870 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
873 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
875 Test case for g++/15861
876 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
877 * testsuite/libmudflap.c++/ctors.exp: Driver.
878 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
879 Look only for *frag* test cases.
881 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
883 ANSI C conversion, libmudflap specialization, recursion limiting.
884 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
885 argument and indirection function pointers, update callers.
886 (splay_tree_s): Add statistics and recursion control fields
887 num_keys, max_depth, depth, rebalance_p.
888 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
889 Back out of search if it exceeds limit.
890 (splay_tree_splay): Manage recursion limiting with rebalancing as
892 (splay_tree_new): More initialization.
893 (splay_tree_rebalance): New function.
894 (splay_tree_foreach): Rewrite using nonrecursive logic.
895 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
896 Remove. Point indirect calls to mf-runtime.c's routines.
897 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
899 (splay_tree_delete, splay_tree_delete_helper): Ditto.
900 * testsuite/heap-scalestress.c: New test based on one from
901 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
903 2004-07-05 Matthias Klose <doko@debian.org>
905 * libtool-version: New.
906 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
907 Use -version-info for soname.
908 * Makefile.in: Regenerate.
909 * configure.ac: Remove libtool_VERSION macro
910 * configure: Regenerate
912 2004-07-05 Zack Weinberg <zack@codesourcery.com>
914 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
915 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
918 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
920 Splay tree implementation fork.
921 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
922 Use hard-coded comparison function for uintptr_t. Remove key/value
923 deallocation logic. Cache last splayed key for consecutive lookups.
924 * Makefile.am, Makefile.in: Use them, don't link to them.
925 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
926 (__mf_find_objects2): Flip successor/predecessor search sequence.
927 * ansidecl.h, libiberty.h: Removed dummy files.
929 2004-06-29 Nick Clifton <nickc@redhat.com>
931 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
932 * configure: Regenerate.
933 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
935 Remove spurious inclusion of <strings.h>.
937 2004-06-29 Nick Clifton <nickc@redhat.com>
939 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
940 function actually exists.
942 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
944 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
945 * config.h.in: Regenerated.
947 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
949 Adopt splay trees for object database.
950 * Makefile.am: Copy splay-tree.* from libiberty.
951 * Makefile.in, testsuite/Makefile.in: Regenerated.
952 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
953 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
954 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
955 * mf-runtime.c: Rewrite code dealing with object database to use
956 libiberty splay trees. Remove tree liveness aging option.
957 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
959 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
961 * configure.ac: New name of configure.in. Update
962 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
963 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
964 Autoconf 2.5x and Automake 1.7 or later.
965 * configure.in: Remove.
966 * configure: Regenerate.
968 * Makefile.am: Remove useless multilib rules.
969 * Makefile.in: Regenerate.
971 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
973 * .cvsignore: New file.
975 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
978 * mf-hooks2.c (semctl): Add cygwin porting hack.
980 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
983 * configure.in: Look for ctype header and glibc implementation.
984 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
985 array hooks for glibc 2.3.
986 * mf-runtime.h.in: Wrap them.
987 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
989 * testsuite/libmudflap.c/pass47-frag.c: New test.
990 * configure, config.h.in: Regenerated.
992 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
994 Portability improvements, e.g., libmudflap/15293.
995 * configure.in: Look for glibc extension functions. Look for
996 support of -f{function,data}-sections. Look for more headers.
997 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
998 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
999 mf-hooks* into usual single object per source.
1000 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
1001 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
1002 if system doesn't provide one.
1003 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
1004 (pthread_create): Use it to properly GC dead thread stacks.
1005 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
1006 * testsuite/Makefile.am: Stop generating site.exp.
1007 * testsuite/mfconfig.exp.in: New file.
1008 * testsuite/config/default.exp: Load new mfconfig.exp.
1009 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
1010 (prune_gcc_output): Add glibc static linking warnings.
1011 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
1012 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
1013 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
1014 Regenerated with autoconf 2.57 and automake 1.7.
1016 2004-06-04 Per Bothner <per@bothner.com>
1018 * configure.in (LIBMUDFLAPTH): Fix thinko.
1020 * configure.in: Check for more headers.
1021 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1023 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1024 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1026 2004-06-01 Andreas Jaeger <aj@suse.de>
1028 * configure.in: Handle multilibs, support
1029 --enable-version-specific-runtime-libs.
1030 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1031 (toolexeclib_LTLIBRARIES): this for multilib support.
1032 * Makefile.in: Regenerated.
1033 * configure: Regenerated.
1034 * aclocal.m4: Regenerated.
1035 * config.h.in: Regenerated.
1036 * testsuite/Makefile.in: Regenerated.
1038 2004-06-01 Andreas Jaeger <aj@suse.de>
1040 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1041 multilibs, using multilib directory instead of hardcoded path.
1044 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1046 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1047 * Makefile.in: Ditto.
1049 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1051 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1052 * aclocal.m4, configure: Rebuilt.
1054 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1056 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1057 import some build settings from libstdc++-v3 testsuite_flags.
1058 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1059 changes to pass test language.
1061 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1062 quicker mode-nop handling.
1064 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1066 * mf-impl.h: Added libgcc license header.
1068 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1070 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1071 Added libgcc license header.
1072 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1073 (pthread_create): Simplify stack allocation syntax.
1075 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1077 * mf-hooks2.c: Support FreeBSD.
1078 (WRAP_gets): Avoid gets().
1079 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1080 test unimplemented mem/str calls on FreeBSD.
1081 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1082 <alloca.h> on FreeBSD.
1084 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1086 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1087 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1088 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1089 flags for static linking permutation.
1090 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1091 some pthreads code that croaks on linux glibc tls.
1093 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1095 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1097 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1099 * testsuite/libmudflap.c/pass44-frag.c: New test.
1101 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1103 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1105 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1107 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1109 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1111 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1113 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1116 * configure.in: Add check for see if
1117 socklen_t typedef is in sys/socket.h.
1118 * mf-hooks1.c: Add define if socklen_t
1120 * mf-hooks2.c: Likewise.
1121 * mf-hooks3.c: Likewise.
1122 * config.h.in: Regen.
1125 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1127 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1128 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1130 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1131 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1132 (unoptimized) allocation of stack space.
1134 2003-12-07 Richard Henderson <rth@redhat.com>
1136 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1137 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1139 2003-12-06 Andrew Pinski <apinski@apple.com>
1141 partial PR libmudflap/12670
1142 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1143 * mf-hooks2.c: Likewise.
1144 * mf-hooks3.c: Likewise.
1146 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1149 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1150 symbols interposed at compile time.
1151 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1154 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1156 * configure.in: Reorganize check for <pthread.h>.
1157 * configure: Regenerated.
1159 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1161 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1162 (_LARGE_FILE_API): Define for AIX.
1163 * mf-hooks[123]: Same.
1164 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1166 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1168 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1170 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1172 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1174 * configure.in: Update check for union semun.
1176 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1179 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1181 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1184 * configure.in: Add checks for 64-bit LFS functions, struct semun
1185 definition, for BSD compatibility.
1186 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1187 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1188 * mf-hooks3.c: Ditto.
1189 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1191 * configure, config.h.in: Regenerated.
1193 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1195 Multithreading fixes:
1196 * mf-runtime.c (__mf_object): Store allocating/deallocating
1198 (options): Support new "-thread-stack" option.
1199 Rename "-heur-argv-environ" option to "-heur-stdlib".
1200 Disable "-lc-mask" and "-lc-shift" options.
1201 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1202 (__assert_fail): New self-contained function for glibc.
1203 * mf-hooks3.c: Essentially rewritten, particularly related to
1204 use of __mf_pthread_info array.
1205 (pthread_join, _exit): New hook functions.
1206 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1207 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1210 * mf-heuristics.c: Add type casts for tracing, sub calls.
1211 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1212 Update all callers to declare explicit result holder.
1213 (END_PROTECT): Removed.
1214 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1216 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1218 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1219 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1220 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1222 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1224 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1225 * mf-hooks: Removed.
1226 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1227 Move these macros from old mf-hooks.c here.
1228 * Makefile.am: Adapt to split-up hook sources for faster builds.
1229 * Makefile.in: Regenerated.
1231 * mf-heuristics.c: Remove #if-0 block.
1233 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1234 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1235 (CALL_REAL, __mf_init): Corresponding changes.
1236 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1237 all callers to remove redundant "mf:" prefix.
1238 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1239 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1240 (__mf_pthread_info): Become a hash table.
1242 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1243 "dg-repetitions" directives to control test case execution.
1244 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1246 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1248 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1250 * mf-hooks.c (alloca): Separate into stub.
1251 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1252 malloc/free for alloca blocks.
1253 (pthread_create): Tolerate failing pthread_attr_get* calls.
1254 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1255 * mf-impl.h (CALL_WRAP): Remove macro.
1256 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1257 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1258 padding for ia64 BIT_FIELD_REF constructs.
1260 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1262 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1263 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1264 libmudflap object type.
1265 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1266 crashes on unregistering STATIC objects.
1268 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1270 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1271 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1272 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1273 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1274 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1275 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1276 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1277 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1278 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1279 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1280 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1281 (accept, bind, connect, gethostname, sethostname): New hooks.
1282 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1283 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1284 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1285 * mf-runtime.h.in: Corresponding changes.
1286 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1287 (opts) Rename heur_argv_environ to heur_std_data.
1288 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1289 * Makefile.am: Corresponding changes.
1290 * Makefile.in: Regenerated.
1292 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1294 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1295 heuristic for threaded case, and for non-x86-linux targets.
1296 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1297 for use during pre-main() program startup.
1298 (__mf_0fn_*): Make these functions non-static.
1299 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1301 * mf-runtime.c (__mf_state): Set initial state to "starting".
1302 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1303 (__wrap_main): New function to register argv[] and environ[] strings.
1304 (__mf_ini): Call it.
1305 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1307 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1308 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1310 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1312 * aclocal.m4, configure: Regenerated.
1314 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1316 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1317 * aclocal.m4, configure: Regenerated.
1319 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1321 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1322 for x86_64 target. Disable caching for this value.
1323 * aclocal.m4, configure: Regenerated.
1325 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1327 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1328 is about to become deprecated, and its present handling bugs are
1331 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1333 * testsuite/libmudflap.c/pass38-frag.c: New test for
1336 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1338 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1339 __mf_report, asserting reentrant calling context.
1341 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1343 * mf-hooks.c (realloc): Correct reentrancy logic.
1344 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1346 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1348 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1349 PTHREAD_THREADS_MAX. Update users.
1350 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1352 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1353 with libmudflapth presence indicator.
1354 * testsuite/Makefile.in: Regenerated.
1356 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1358 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1359 * configure.in: Remove silly no-pthreads => no-shared logic.
1360 * Makefile.in, configure: Regenerated.
1361 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1362 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1363 code. Count reentrancy events.
1364 (all hook functions): Don't directly manipulate __mf_state variable.
1365 Add TRACE calls to hook functions without them.
1366 * mf-impl.h (LOCKTH): Try to count lock contention events.
1367 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1368 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1369 Reorganize reentrancy code.
1370 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1371 identify reentrancy with mutex holding times.
1372 (internal __mfu_ entry points): Remove internal reentrancy code.
1373 (__mf_init): Use ordinary locked calls.
1374 (__mfu_report): Print the two new counts.
1375 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1376 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1377 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1378 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1381 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1383 * configure.in: Add pthread support, plus glibc and porting hacks.
1384 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1385 from objects built into ./pth/.
1386 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1387 functions for internal entry points. Update callers to pick
1388 locked vs. unlocked variants.
1389 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1390 info coming in from a static data structure.
1391 (*): Reorder miscellaneous declarations to group data vs functions.
1392 (__mf_set_default_options): Simplify.
1393 (__mf_usage): Mention threading status of host executable.
1394 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1395 decls to match above.
1396 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1397 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1398 some lock/unlock markers. Remove some unused code.
1400 (pthread_create): New hook function.
1401 (__mf_pthread_cleanup, _spawner): New helper functions.
1402 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1404 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1406 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1408 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1410 * Makefile.am (HOOKOBJS): Add *time related hooks.
1411 * configure.in: Look for pthreads.h header.
1412 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1413 * mf-runtime.c: Begin sketching some pthreads support.
1414 (__mf_usage): Check for -lpthread presence.
1415 (__mf_unregister): Confirm matching unregistration base.
1416 (__mf_find_objects_rec): Reduce unnecessary recursion.
1417 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1418 #defines for new hook functions.
1419 * mf-impl.h: Corresponding changes.
1420 * config.h.in, configure, Makefile.in: Regenerated.
1422 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1424 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1425 modifiers to prevent being optimized away.
1426 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1427 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1428 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1429 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1430 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1431 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1432 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1434 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1436 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1437 * configure.in: Look for uintptr_t and -ldl on target.
1438 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1439 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1440 * testsuite/Makefile.in: Regenerated.
1441 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1442 for better C compliance.
1444 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1446 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1448 * mf-runtime.c (__mf_set_default_options): Turn off
1449 check-initialization.
1450 (__mf_describe_object): Shorten description.
1451 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1453 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1455 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1457 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1459 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1461 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1462 * mf-impl.h (CALL_BACKUP): New macros.
1463 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1465 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1467 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1468 (HOOKOBJS): Remove dlopen hook.
1469 (libmudflap_la_LIBADD): Add -ldl.
1470 * mf-hooks.c (dlopen): Remove hook.
1471 * mf-impl.h (__mf_dynamic): Ditto.
1472 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1473 * Makefile.in: Regenerated.
1475 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1477 * configure.in: Check for target gettimeofday, signal, some headers.
1478 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1479 out inop multi_threaded field.
1480 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1481 (__mf_set_options): Correct handling of "-help".
1482 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1483 (__mf_check, __mf_register, __mf_unregister): Call it.
1484 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1485 (__mf_report_leaks): Make callable
1486 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1487 distribution statistics.
1488 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1490 * config.h.in, configure: Regenerated.
1491 * testsuite/libmudflap.c/fail27-frag.c: New test.
1492 * testsuite/libmudflap.c/pass36-frag.c: New test.
1494 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1496 * mf-runtime.h.in: Tweak.
1497 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1498 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1499 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1501 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1503 * configure.in: Tweak generation of mf-runtime.h some more. It
1504 needs to work from both config.status and configure.
1505 * configure: Regenerated.
1507 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1509 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1510 * configure.in: Tweak generation of mf-runtime.h.
1511 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1512 * mf-hooks.c (*): Adapt to initialized-heap object type.
1513 * mf-impl.h: Tweak cemetary boundaries.
1514 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1516 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1517 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1518 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1519 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1521 * testsuite/.../fail{25,26}-frag.c: New tests.
1522 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1523 * Makefile.in, configure: Regenerated.
1525 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1527 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1528 checking by default.
1529 (__mf_insert_new_object): As a temporary hack, assume that new
1530 objects registered on the stack start out initialized.
1531 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1532 heap objects by hand.
1534 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1536 Switch to macro-style hooks for str*/mem*/b* functions.
1537 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1538 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1539 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1540 (__mf_set_default_options): Turn off heur_proc_map.
1541 (*): Adapt to to macro-style hook functions.
1542 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1543 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1544 (__mf_violation): Handle __MF_VIOL_WATCH.
1545 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1546 (__mf_dynamic): Removed mem*/str*/b* functions.
1547 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1548 (WRAPPER2): New macro for macro-style hooks.
1549 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1551 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1552 * mf-heuristics.c: Adapt to macro-style hook functions.
1553 Correct some comments.
1554 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1555 output pattern tests.
1556 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1557 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1559 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1561 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1562 for global array registration.
1563 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1564 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1566 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1568 * Makefile.am: Add gross make bug workarounds. Tweaked
1569 SUBDIRS and AM_CFLAGS.
1570 * Makefile.in: Regenerated.
1572 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1575 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1576 * Makefile.am (TESTS): Remove simple automake testing.
1577 * configure, Makefile.in: Regenerated.
1578 (SUBDIRS): Include new testsuite/ directory.
1579 * tests/*: Removed all files; moved bulk under:
1580 * testsuite/*: New subdirectory tree.
1581 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1582 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1583 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1584 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1585 * testsuite/config/default.exp: New file.
1586 * testsuite/Makefile.am, Makefile.in: New files.
1588 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1590 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1591 (TESTS): Add fail22 and pass29 tests.
1592 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1593 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1594 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1595 values. Move __MF_VIOL* here.
1596 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1597 (check_initialization): New field in __mf_opts. Default off.
1598 (read_count,write_count): New fields in __mf_object.
1599 (__mf_check): Implement basic initialization checking.
1600 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1601 (__mf_describe_object): Print new fields.
1602 (__mf_violation): Identify check/read vs. check/write in messages.
1603 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1604 "-check-initialized" mudflap option.
1605 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1606 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1607 Drop __FILE__/__LINE__ hack. Update callers.
1608 (*): Adapt to new mf-runtime.h API.
1609 * Makefile.in: regenerated.
1611 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1613 * configure.in: Build mf-runtime.h a more proper way.
1614 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1615 * mf-runtime.c (verbose_violations): Turn on by default.
1616 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1617 * mf-impl.h: ... and move it here.
1618 * configure: Regenerated.
1620 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1622 * configure.in: Look for C++ compiler.
1623 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1624 fixed type warnings when built with C++.
1625 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1626 * Makefile.am (TESTS): Run them.
1627 (*) Add new rules for building and running C++ tests.
1628 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1629 * mf-runtime.h.in: Protect with extern "C".
1630 * Makefile, configure: Regenerated.
1632 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1634 Portability improvements.
1635 * configure.in: Look for glibc backtrace headers/functions.
1636 * mf-hooks.c: Don't include <execinfo.h> any more.
1637 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1639 (__mf_backtrace): Provide alternate baby implementation in
1641 * test/mf-driver.c: Portability tweaks.
1642 * acinclude.m4: New file, containing top level libtool.m4.
1643 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1645 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1647 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1649 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1651 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1653 (__mf_unregister): Implement stack/heap object wiping.
1654 (__mf_set_options): Renamed from __mf_process_opts.
1655 (__mf_uncache_object): Change arg type, correct callers.
1656 * mf-impl.h: Corresponding changes.
1657 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1658 * mf-runtime.h.in (__mf_set_options): Extend public API.
1659 * test/pass26-frag.c: New test for stack wiping.
1660 * Makefile.am (TESTS): Run it.
1661 * Makefile.in: Regenerated.
1663 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1665 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1666 * mf-runtime.c (__mf_object_t): Add watching_p field.
1667 (__mf_watch_or_not): New function to implement
1668 object watch flagging.
1669 (__mf_watch, __mf_unwatch): New wrappers for above.
1670 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1671 (__mf_count_violation): Enlarge array.
1672 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1673 unlink object. Clear cache properly.
1674 (__mf_unregister): Unlink object explicitly before uncaching.
1675 * test/fail21-frag.c, pass25-frag.c: New tests.
1676 * Makefile.in, aclocal.m4: Regenerated.
1678 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1680 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1681 * Makefile.am (TESTS): Add it.
1682 * test/pass-stratcliff.c: Add decls of stpcpy.
1683 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1684 build tree from config.h and new file mf-runtime.h.in.
1685 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1686 * Makefile.in, configure, config.h.in: Regenerated.
1687 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1688 * mf-runtime.c (options, __mf_set_default_options): Support new
1689 default "abbreviate" option.
1690 (__mf_object.description_epoch): New field.
1691 (__mf_describe_object): Conditionally abbreviate objects already
1692 displayed in current epoch. Accept NULL input to increment epoch.
1693 (__mf_fini, __mf_ini): Reset description epoch.
1694 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1695 that NULL pointer slot in lookup cache is invalidated. Register a
1696 NOACCESS region around NULL.
1697 * mf-impl.h: Corresponding changes.
1699 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1701 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1702 * Makefile.am: Run them. Install mf-runtime.h.
1703 * Makefile.in: Regenerated.
1704 * mf-hooks.c: Add some markers for more missing functions.
1705 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1706 statistic to tune tune cache size (mask).
1708 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1710 * test/pass23-frag.c: New test for bit_field_ref expressions.
1711 * Makefile.am, Makefile.in: Add new test.
1712 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1713 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1714 * mf-runtime.c (__mf_init): Register errno global.
1715 (__mf_find_object): Removed function.
1716 (__mf_check): Rewrite logic to support accesses across some
1717 contiguous but distinctly registered objects.
1718 (__mf_remove_old_object): Tolerate cache entries that span
1721 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1723 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1724 * Makefile.am, Makefile.in: Run new tests.
1725 * mf-hooks.c (alloca): Correct stack direction logic.
1727 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1729 * mf-impl.h (adapt_cache): New option.
1730 * mf-runtime.c (__mf_set_default_options): Set its default value.
1731 Tweak the tree_aging parameter down.
1732 (__mf_check): Maintain separate counter for cache-adaptation.
1733 (__mf_tree_analyze): New function to collect object tree stats.
1734 (__mf_adapt_cache): New function to automate cache parameters.
1736 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1738 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1739 hypothetical #if-0'd argv/envp region registration.
1740 * mf-runtime.c (__mf_init): Add kludged form of above.
1741 (*) Add "heur_argv_environ" flag, default on, to govern this.
1742 * mf-impl.h: Corresponding changes.
1744 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1746 * test/fail18-frag.c: New test file for NOACCESS regions.
1747 * Makefile.am (TESTS): Add new test.
1748 * Makefile.in: Regenerated.
1750 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1751 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1752 (optimize_object_tree): Remove unused mudflap_option.
1753 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1754 support throughout. Use .._MAX_CEM for cemetary upper bound.
1755 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1757 (__mf_object): Add new liveness field for use by tree aging.
1758 (__mf_check): Trigger tree aging when needed.
1759 (__mf_age_tree): New function to decay liveness field.
1760 (__mf_find_objects_rec): Use liveness field to rotate tree.
1761 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1762 (__mf_unregister): Ditto.
1763 (__mf_register): Tweak duplicate-static message.
1764 (__mf_violation: Tweak nearby-object counter printing.
1766 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1768 * test/pass20-frag.c: New test file.
1769 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1770 * Makefile.in: Regenerated.
1772 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1773 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1774 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1775 entries to avoid repeat registration.
1776 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1777 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1779 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1781 * Makefile.am: Create test sources with #include, not cat>>.
1782 * Makefile.in: Regenerated.
1783 * test/buildtest.sh: Removed.
1784 * test/driver.c (abort_handler, main): Be quiet.
1786 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1788 * test/pass18-frag.c, pass19-frag.c: New tests.
1789 * Makefile.am (check): Run them. Rebuild test programs each time.
1790 * Makefile.in: Regenerated.
1792 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1794 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1795 overlapping object search.
1796 (__mf_violation): Likewise for nearby objects.
1797 Improve nearby-object listing.
1800 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1801 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1803 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1806 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1807 (HOOKOBJS): Add alloca-hook.o.
1808 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1810 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1811 (__mf_backtrace): Reimplement without using alloca.
1812 * Makefile.in: Regenerated.
1815 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1816 Correct signedness bugs in length-tracking variables.
1817 * mf-impl.h: Make options unsigned.
1818 (CALL_WRAP): New macro to parallel CALL_REAL().
1819 (DECLARE): Remove erroneous ";" at end.
1820 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1821 formatting specs with %08lx. Correct several compiler warnings.
1823 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1825 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1827 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1829 libmudflap hook breakup:
1830 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1832 (TESTS): Make dependent on libmudflap.
1833 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1834 compiled from segments of mf-hooks.c.
1835 * mf-hooks.c: Corresponding changes: wrap each function in
1837 * Makefile.in: Regenerated.
1839 Heuristics reorganization:
1840 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1841 Remove these functions. Update callers.
1842 (__mf_heuristic_check): Incorporate all the various heuristics.
1843 Encode cacheability/retry judgement into trinary return value.
1844 Separate start-end logic into a separate fallback heuristic. Only
1845 register relevant /proc/self/map segments.
1846 * mf-impl.h: Corresponding changes.
1847 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1848 (__mf_init): Don't call __mf_init_heuristics.
1851 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1852 "-verbose-trace" to emit all tracing messages other than those of
1853 basic public api. Eliminate some duplicate/excessive messages.
1854 * mf-runtime.h: Corresponding changes.
1856 2002-08-27 Graydon Hoare <graydon@redhat.com>
1858 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1859 and __real when compiled with -DPIC.
1860 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1861 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1862 * Makefile.in: Regenerate.
1864 2002-08-26 Graydon Hoare <graydon@redhat.com>
1866 * mf-impl.h: New file, private implementation header.
1867 * mf-runtime.h: Reorganize a bit.
1868 (CLAMPSZ): Fix arithmetic.
1869 (__MF_CACHE_MISS_P): Fix arithmetic.
1870 * mf-runtime.c: Reorganize a bit.
1871 (__mf_dynamic): New structure.
1872 (resolve_single_dynamic): New function.
1873 (__mf_resolve_dynamics): New function.
1874 (__mf_init): Initialize dynamic wrappers.
1875 * mf-hooks.c: Macro-ize __real calls.
1876 Clamp various bits of arithmetic.
1877 Add explicit __mf_check call contexts.
1878 * Makefile.am: Add dependencies on mf-impl.h
1879 * Makefile.in: Regenerate.
1880 * configure.in: Comment out shared override.
1881 * configure: Regenerate.
1883 2002-08-22 Graydon Hoare <graydon@redhat.com>
1885 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1886 (__mf_check): Re-inialize and check heuristics before violation.
1887 (__mf_register): Permit updating pure-guess regions.
1888 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1889 (__wrap_dlopen): New wrapper function.
1890 (__wrap_mmap): New wrapper function.
1891 (__wrap_munmap): New wrapper function.
1892 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1893 which are not stack addresses.
1894 (is_stack_address): New function.
1895 (__mf_init_heuristics): Save and restore state, always initialize with
1898 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1900 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1901 error. Pass location string.
1902 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1903 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1904 (__mf_process_opts): Apply some sanity checking for lc-mask.
1905 (__mf_check, __mf_violation): Take new location-string argument.
1906 Update callers to pass NULL if necessary.
1907 (__mf_backtrace): New smart backtracer function. Calls replace
1908 several ad-hoc blocks elsewhere.
1909 (__mf_describe_object): Remove bad reentrancy test. Improve
1911 * mf-runtime.h: Corresponding changes. Public/private markup.
1912 (__MF_CACHE_MISS_P): New macro.
1914 2002-08-20 Graydon Hoare <graydon@redhat.com>
1916 * mf-runtime.h: New option: stack_bound (heuristic).
1917 Move some macros out of implementation files.
1918 * mf-runtime.c: New option string: -stack-bound.
1919 Unify recursion protection with hooks.
1921 (__mf_check): Call __mf_heuristic_check.
1922 (__mf_process_opts): Fix "no-" processing.
1923 * mf-heuristics.c (__mf_heuristic_check): New function.
1924 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1926 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1928 Option parsing improvements, region splitting bug fixes:
1929 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1930 * mf-runtime.h (heur_proc_map): New libmudflap option.
1931 * mf-runtime.c (__mf_set_default_options): Set it.
1932 (__mf_usage): Print default values/status.
1933 (__mf_process_opts): Support general "no-" option string prefix.
1934 (__mf_init): Print __mf_usage on unknown-option error.
1935 (__mf_register): Print trace message up front.
1936 Correct region splitting logic for case where a subregion disappears.
1937 Correct memory leak.
1938 (__mf_violation): Make even basic message conditional on option.
1941 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1942 (clean-local): New target.
1943 (test/*x rules): Add -g CFLAGS.
1944 (CFLAGS): Add -freorder-blocks.
1945 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1946 * Makefile.in: Regenerated.
1947 * Makefile, mf-config.h: Removed files.
1949 2002-08-16 Graydon Hoare <graydon@redhat.com>
1951 * mf-runtime.c (__mf_insert_new_object): Factor out of
1953 (__mf_remove_old_object): Factor out of __mf_unregister.
1954 (__mf_register): Handle guessed regions, splitting
1955 guesses when new registrations arrive.
1956 (__mf_unregister): Do not unregister guesses.
1957 * mf-runtime.h: Move convenience macros around,
1958 declare new option fields. Add __MF_TYPE_GUESS.
1959 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1960 (__wrap_free): Call __real_free for deferred frees.
1961 * Makefile.am: Add more tests, fix dependency.
1962 * Makefile.in: Regenerate.
1963 * test/pass[13..17]-frag.c: New testcases.
1964 * test/fail[13..17]-frag.c: New testcases.
1966 2002-08-15 Graydon Hoare <graydon@redhat.com>
1968 * mf-heuristics.c: New file.
1969 * mf-runtime.c (options): Add -trace-calls option.
1970 (__mf_init): Call __mf_init_heuristics.
1972 2002-08-14 Graydon Hoare <graydon@redhat.com>
1974 * Makefile.am (TESTS): Add testsuite support.
1975 * Makefile.in: Regenerate.
1976 * test/mf-driver.c: New file.
1977 * test/buildtest.sh: New file.
1978 * test/passNN-frag.c: New testcases.
1979 * test/failNN-frag.c: New testcases.
1981 2002-08-14 Graydon Hoare <graydon@redhat.com>
1983 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1984 verifying non-size-limited string extents.
1986 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1988 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1989 instead of plain str[n]len for internal checks.
1990 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1992 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1994 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1996 2002-08-13 Graydon Hoare <graydon@redhat.com>
1998 * mf-runtime.c: Rework configuration to operate on
1999 environment variable options rather than #defines
2000 (__mf_violation): Add simple fork-a-gdb violaiton mode.
2001 (__mf_init): Set static __mf_active_p flag on startup,
2002 to inhibit mudflap wrap-based checking during crt0.s.
2003 * mf-runtime.h: Declare options structure.
2004 * mf-hooks.c: New wrappings for mem*, b*, str*
2005 libc functions (temporarily #if 0-ed out).
2007 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
2009 * Makefile.am, configure.in: New files.
2010 * Makefile.in, Makefile, configure, config.h.in: New generated files.
2011 * stamp-h.in, aclocal.m4: Ditto.
2013 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
2015 * Makefile: New file.
2016 * mf-config.h: New file: runtime configuration.
2017 * mf-hooks.c: New file: interposed libc functions.
2018 * mf-runtime.c: New file: bulk of runtime.
2019 * mf-runtime.h: New file: public functions.