1 2012-06-14 Release Manager
5 2012-03-22 Release Manager
9 2012-01-19 Jakub Jelinek <jakub@redhat.com>
12 * testsuite/libmudflap.c/fail68-frag.c: New test.
14 2012-01-01 Jakub Jelinek <jakub@redhat.com>
16 * mf-runtime.c (__mf_usage): Update copyright notice dates.
18 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
20 * configure: Regenerate.
22 2011-07-31 Tom de Vries <tom@codesourcery.com>
25 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
28 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
31 2011-07-15 Jakub Jelinek <jakub@redhat.com>
34 PR tree-optimization/49309
35 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
37 2011-07-15 Jakub Jelinek <jakub@redhat.com>
40 PR tree-optimization/49309
41 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
43 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
45 * configure.ac: Don't create pth.
46 Check for library containing sched_yield.
47 * configure: Regenerate.
48 * config.h.in: Regenerate.
50 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
51 mfconfig_libs in -static check.
53 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
56 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
57 stdin, stdout, stderr.
58 Register __ctype, __ctype_mask.
60 * configure.ac: Check for mmap64.
61 Check for rawmemchr, stpcpy, mempcpy.
62 * configure: Regenerate.
63 * config.h.in: Regenerate.
64 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
65 (mmap64): New wrapper function.
66 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
67 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
69 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
72 * mf-hooks3.c (_REENTRANT): Define.
74 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
76 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
78 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
80 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
83 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
86 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
88 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
89 --noinhibit-exec to GNU ld.
91 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
94 * configure.ac: Check for sys/mnttab.h.
95 Check for library containing connect.
96 * configure: Regenerate.
97 * config.h.in: Regenerate.
98 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
99 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
100 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
102 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
104 * configure: Regenerate.
106 2011-01-03 Jakub Jelinek <jakub@redhat.com>
108 * mf-runtime.c (__mf_usage): Update copyright notice dates.
110 2010-10-31 Jason Merrill <jason@redhat.com>
113 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
115 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
117 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
120 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
123 * configure: Regenerate.
125 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
127 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
129 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
131 * testsuite/lib/mfdg.exp (additional_prunes): New global.
132 (dg-test): Clear additional_prunes before test is run.
133 (dg-prune-output): New procedure.
134 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
136 (libmudflap-dg-prune): New procedure.
137 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
140 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
143 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
144 * Makefile.in: Regenerate.
145 * testsuite/Makefile.in: Regenerate.
147 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
149 * Makefile.in: Regenerate.
150 * aclocal.m4: Regenerate.
151 * testsuite/Makefile.in: Regenerate.
153 2010-03-15 David S. Miller <davem@davemloft.net>
155 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
158 2010-01-09 Jakub Jelinek <jakub@redhat.com>
160 * mf-runtime.c (__mf_usage): Update copyright notice dates.
162 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
164 * Makefile.in: Regenerate.
165 * configure: Regenerate.
166 * testsuite/Makefile.in: Regenerate.
168 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
171 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
172 running setuid or setgid.
174 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
176 * mf-runtime.c (__mf_init): Support FreeBSD.
177 Prime mutex which calls calloc upon first lock to avoid deadlock.
178 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
179 Ignore red zone allocation request for initial thread's stack.
181 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
182 Andreas Schwab <schwab@linux-m68k.org>
184 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
185 if not in system header; use it. On FreeBSD, must pass fd==-1
186 with MAP_ANON flag. Correct mmap error check.
187 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
189 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
191 * configure.ac (AC_PREREQ): Bump to 2.64.
193 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
195 * Makefile.am (install-html, install-pdf): Remove.
196 * Makefile.in: Regenerate.
198 * Makefile.in: Regenerate.
199 * aclocal.m4: Regenerate.
200 * config.h.in: Regenerate.
201 * configure: Regenerate.
202 * testsuite/Makefile.in: Regenerate.
204 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
206 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
208 2009-07-16 Joseph Myers <joseph@codesourcery.com>
210 * configure: Regenerate.
212 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
217 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
219 2009-07-01 Richard Guenther <rguenther@suse.de>
221 PR tree-optimization/19831
222 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
224 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
225 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
226 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
228 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
230 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
231 to ld_library_path. Use add_path. Add just find_libgcc_s to
232 ld_library_path, not every libgcc multilib directory.
234 2009-04-09 Nick Clifton <nickc@redhat.com>
236 * mf-hooks1.c: Change copyright header to refer to version 3
237 of the GNU General Public License with version 3.1 of the GCC
238 Runtime Library Exception and to point readers at the COPYING3
239 and COPYING3.RUNTIME files and the FSF's license web page.
240 * mf-heuristics.c: Likewise.
241 * mf-hooks2.c: Likewise.
242 * mf-hooks3.c: Likewise.
243 * mf-impl.h: Likewise.
244 * mf-runtime.c: Likewise.
245 * mf-runtime.h: Likewise.
247 2009-04-09 Jakub Jelinek <jakub@redhat.com>
249 * testsuite/lib/mfdg.exp: Change copyright header to refer to
250 version 3 of the GNU General Public License and to point readers
251 at the COPYING3 file and the FSF's license web page.
252 * testsuite/lib/libmudflap.exp: Likewise.
254 2009-03-31 Ben Elliston <bje@au.ibm.com>
257 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
258 object', not `mudflap object'.
260 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
262 * configure: Regenerate.
264 2009-02-03 Jakub Jelinek <jakub@redhat.com>
266 * mf-runtime.c (__mf_usage): Update copyright notice dates.
268 2009-01-23 Jie Zhang <jie.zhang@analog.com>
270 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
271 __thread when TLS support is emulated.
272 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
273 * mf-runtime.c (__mf_state_1): Likewise.
274 * configure.ac: Use GCC_CHECK_EMUTLS.
275 * configure: Regenerate.
276 * config.h.in: Regenerate.
278 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
280 * configure: Regenerate.
282 2008-11-26 Janis Johnson <janis187@us.ibm.com>
285 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
286 (dg-timeout): Remove.
287 (standard-wait): Remove.
288 * testsuite/lib/libmudflap.exp: Include new timeout library files.
289 (libmudflap_target_compile): Set timeout value from new proc.
291 2008-11-10 Jakub Jelinek <jakub@redhat.com>
294 * testsuite/libmudflap.c/pass67-frag.c: New test.
296 2008-10-09 Jakub Jelinek <jakub@redhat.com>
299 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
301 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
302 Steve Ellcey <sje@cup.hp.com>
304 * configure: Regenerate for new libtool.
305 * Makefile.in: Ditto.
306 * testsuite/Makefile.in: Ditto.
308 2008-09-15 Jakub Jelinek <jakub@redhat.com>
311 * testsuite/libmudflap.c/pass64-frag.c: New test.
313 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
315 * Makefile.in: Regenerate.
316 * config.h.in: Regenerate.
317 * configure: Regenerate.
318 * testsuite/Makefile.in: Regenerate.
320 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
323 * aclocal.m4: Regenerate.
324 * configure: Regenerate.
326 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
328 * testsuite/libmudflap.c/pass63-frag.c: New test.
330 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
332 * aclocal.m4: Regenerate.
333 * configure: Likewise.
334 * Makefile.in: Likewise.
335 * testsuite/Makefile.in: Likewise.
337 2008-03-02 Jakub Jelinek <jakub@redhat.com>
339 * mf-runtime.c (__mf_usage): Update copyright notice dates.
341 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
343 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
345 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
347 2008-01-24 David Edelsohn <edelsohn@gnu.org>
349 * configure: Regenerate.
351 2008-01-05 Jakub Jelinek <jakub@redhat.com>
353 PR tree-optimization/34618
354 * testsuite/libmudflap.c/pass62-frag.c: New test.
356 2008-01-03 Jakub Jelinek <jakub@redhat.com>
359 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
361 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
364 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
366 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
368 * configure: Regenerate following changes to ../config/tls.m4.
370 2007-07-26 Tom Tromey <tromey@redhat.com>
372 * Makefile.in: Rebuilt.
373 * Makefile.am (clean-local): Removed.
374 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
375 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
376 (libmudflapth_la_SOURCES): List sources.
377 (libmudflapth_la_LIBADD): Clear.
378 (libmudflapth_la_CFLAGS): New variable.
380 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
382 * aclocal.m4: Regenerated.
384 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
386 * configure: Regenerate.
388 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
390 From Andi Kleen <ak@suse.de>:
391 * mf-runtime.c (options): Rename structure for compatibility with
394 2007-05-23 Steve Ellcey <sje@cup.hp.com>
396 * Makefile.in: Regenerate.
397 * configure: Regenerate.
398 * aclocal.m4: Regenerate.
399 * testsuite/Makefile.in: Regenerate.
401 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
403 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
405 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
407 * Makefile.am: Add dummy install-pdf target.
408 * Makefile.in: Regenerate
410 2007-02-07 Jakub Jelinek <jakub@redhat.com>
413 * configure: Regenerate.
415 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
417 * configure: Regenerate.
419 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
421 * configure: Regenerated.
423 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
426 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
427 static but not function scope static.
428 (free): Skip deallocation attempts for objects placed into
430 * testsuite/libmudflap.cth/pass59-frag.c: New test.
432 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
434 From Herman ten Brugge <hermantenbrugge@home.nl>:
435 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
436 small and large objects are handled a lot faster.
438 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
440 * configure.ac (__libc_freeres): Look for it.
441 * mf-impl.h (call_libc_freeres): New configuration flag.
442 * mf-runtime.c (__mf_set_default_options): Set it by default.
443 (__mfu_report): Call it if needed.
444 (__mfu_unregister): Remove "unaccessed registered object" warning.
445 * configure, config.h.in: Regenerated.
447 2006-09-18 Tom Tromey <tromey@redhat.com>
449 * configure: Rebuilt.
451 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
454 mf-runtime.h installation based on ssp patch for PR 26473 from
455 Mark Mitchell <mark@codesourcery.com>.
456 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
457 * Makefile.am (target_noncanonical): Define.
458 (libsubincludedir): New variable.
459 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
460 (include_HEADERS): Remove.
461 * configure, aclocal.m4, config.h.in: Regenerated.
462 * Makefile.in, testsuite/Makefile.in: Likewise.
463 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
464 and _THREAD_SAFE redefinition values.
466 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
468 * Makefile.am: Add install-html target. Add install-html to .PHONY
469 * Makefile.in: Regenerate.
471 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
474 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
477 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
479 2006-04-10 Matthias Klose <doko@debian.org>
481 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
482 directory names containing underscores.
484 2005-11-22 Janis Johnson <janis187@us.ibm.com>
486 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
487 MUDFLAP_FLAGS if static library not supported.
488 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
489 * testsuite/libmudflap.c/externs.exp: Ditto.
490 * testsuite/libmudflap.c++/ctors.exp: Ditto.
491 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
492 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
494 2005-10-04 James E Wilson <wilson@specifix.com>
496 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
497 $name as array of characters with unknown bound. Also store into the
499 * configure: Regenerate.
501 2005-09-30 James E. Wilson <wilson@specifix.com>
503 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
505 (target_thread_file): New. Set from sed'ed gcc output.
506 (posix_threads): New. Set from target_thread_file. Use instead of
508 (pthread_create_version): Move initialization before code using it.
509 * configure: Regenerate.
511 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
514 2005-09-29 James E. Wilson <wilson@specifix.com>
516 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
517 with HAVE_MMAP ifdef.
519 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
522 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
524 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
526 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
528 2005-09-23 Tom Tromey <tromey@redhat.com>
530 * aclocal.m4, configure: Rebuilt.
531 * configure.ac: Use GCC_CHECK_TLS.
532 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
535 2005-08-22 Jim Wilson <wilson@specifix.com>
537 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
538 __FreeBSD__ is defined.
540 2005-08-17 Jim Wilson <wilson@specifix.com>
542 * mf-hooks1.c (malloc, calloc, realloc, free,
543 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
544 the real routines, and END_MALLOC_PROTECT afterwards.
545 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
546 (BEGIN_PROTECT): Handle in_malloc state.
547 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
548 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
550 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
552 * All files: Update FSF address.
554 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
556 * mf-hooks3.c (main_seen_p): Remove.
557 (__mf_get_state): Remove attempt to recognize the main thread.
559 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
561 * configure.ac: Test for the name of the symbol used for the entry
562 point; define ENTRY_POINT to the result.
563 * configure: Regenerate.
564 * config.h.in: Regenerate.
565 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
567 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
569 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
570 (__mf_init): Set thread state active.
571 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
573 (pthread_create wrapper): Always use thread spawner.
575 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
576 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
578 2005-07-16 Richard Henderson <rth@redhat.com>
580 * acinclude.m4: New file.
581 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
582 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
583 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
584 (__mf_0fn_calloc): ... here.
585 * mf-hooks3.c (struct pthread_info): Remove.
586 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
587 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
588 (struct mf_thread_data): New.
589 (mf_thread_data, mf_thread_data_lock): New.
590 (__mf_allocate_blank_threadinfo): Remove.
591 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
593 (__mf_state_perthread): Remove.
594 (__mf_get_state, __mf_set_state): New.
595 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
596 Update mf_thread_data killing procedure.
597 (__mf_pthread_spawner): Similarly.
598 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
599 code to allocate thread stack space.
600 (__mf_0fn_pthread_join, pthread_join): Remove.
601 (__mf_0fn_pthread_exit, pthread_exit): Remove.
602 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
603 (__mf_state_1): Rename from __mf_state; use TLS when available.
604 (__mf_get_state, __mf_set_state): New. Update all users.
605 * mf-runtime.c (begin_recursion_protect1): New.
606 (BEGIN_RECURSION_PROTECT): Use it.
607 (__mf_state_1): Rename from __mf_state; use TLS when available.
608 (threads_active_p): Remove.
609 (__mf_usage): Compute it directly.
611 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
613 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
615 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
617 Fix for uncaching bug reported by Herman ten Brugge.
618 * mf-runtime.c (__mf_uncache_object): Search whole cache.
619 * testsuite/libmudflap.c/fail40-frag.c: New test.
621 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
624 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
625 * Makefile.in: Amend.
627 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
630 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
631 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
633 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
636 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
638 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
641 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
642 unsigned vars with #defines instead of enums.
644 2005-05-09 Mike Stump <mrs@apple.com>
646 * configure: Regenerate.
648 2005-04-12 Mike Stump <mrs@apple.com>
650 * configure: Regenerate.
652 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
655 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
656 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
658 2005-04-04 Alan Modra <amodra@bigpond.net.au>
660 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
662 2005-03-31 Mike Stump <mrs@apple.com>
664 * mf-runtime.h: Add libmudflap copyright clause.
666 2005-03-21 Mike Stump <mrs@apple.com>
668 * mf-heuristics.c: Fix whitespace at end of line.
669 * mf-hooks1.c: Likewise.
670 * mf-hooks2.c: Likewise.
671 * mf-hooks3.c: Likewise.
672 * mf-impl.h: Likewise.
673 * mf-runtime.c: Likewise.
674 * mf-runtime.h: Likewise.
676 2005-03-21 Zack Weinberg <zack@codesourcery.com>
678 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
679 In all substitutions, expand gcc_version in Makefile.
680 * aclocal.m4, configure: Regenerate.
681 * Makefile.am: Set gcc_version.
682 * Makefile.in, testsuite/Makefile.in: Regenerate.
684 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
686 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
687 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
689 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
692 * testsuite/libmudflap.c++/pass55-frag.c: New test.
694 2005-01-05 Richard Henderson <rth@redhat.com>
696 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
698 2005-01-02 Greg McGary <greg@mcgary.org>
700 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
701 * mf-runtime.h: New file, replaces mf-runtime.h.in.
702 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
703 * Makefile.in: Ditto.
704 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
705 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
706 * testsuite/libmudflap.c/fail36-frag.c: New test.
707 * testsuite/libmudflap.c/fail37-frag.c: New test.
708 * testsuite/libmudflap.c/fail38-frag.c: New test.
710 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
712 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
713 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
715 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
717 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
718 * aclocal.m4: Include ../config/gcc-version.m4.
719 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
721 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
723 * Makefile.am: Define ACLOCAL_AMFLAGS.
724 * acinclude.m4: Remove.
725 * stamp-h.in: Remove superfluous stamp file.
726 * aclocal.m4, configure, Makefile.in: Regenerate.
727 * testsuite/Makefile.in: Likewise.
729 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
731 * Makefile.am: Revert previous.
732 * acinclude.m4: Restore.
733 * aclocal.m4, configure, Makefile.in: Regenerate.
734 * testsuite/Makefile.in: Likewise.
736 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
738 * Makefile.am: Define ACLOCAL_AMFLAGS.
739 * acinclude.m4: Remove.
740 * aclocal.m4, configure, Makefile.in: Regenerate.
741 * testsuite/Makefile.in: Likewise.
743 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
745 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
747 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
749 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
750 * testsuite/Makefile.in: Likewise.
752 2004-11-01 Andreas Schwab <schwab@suse.de>
754 * configure.ac: (target_alias): Default to $host_alias, not
756 * configure: Regenerated.
758 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
760 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
761 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
764 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
767 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
769 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
771 * configure.ac: Check for more headers, functions.
772 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
773 tracking overridden FILE buffers.
774 (fopen, setvbuf): New/revised hook functions for buffer overriding.
775 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
776 (fflush): Accept given NULL stream (means "all streams").
778 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
780 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
781 (__mf_adapt_cache): Use them all.
782 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
783 * testsuite/libmudflap.c++/ctors.exp: Ditto.
784 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
785 * configure, config.h.in: Regenerated.
787 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
789 * configure.ac: Checking for sys/socket.h once is enough.
790 * configure: Regenerated.
792 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
794 * configure.ac: Look for more headers & functions.
795 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
796 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
797 * mf-runtime.c (options): Clean up integer signedness warnings.
798 (main): Add a declaration to fix a warning.
799 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
800 * configure, config.h.in: Regenerated.
802 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
804 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
805 New tests for proper base/limit checking for aggregates.
807 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
809 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
811 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
813 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
814 * mf-hooks2.c (strerror): Unregister previous string returned by
816 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
817 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
818 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
819 * mf-runtime.c (__mf_describe_object): Clarify object life status.
820 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
822 * configure, config.h.in: Regenerated.
824 2004-08-03 Dale Johannesen <dalej@apple.com>
826 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
828 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
830 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
831 simplified contents in all former callers.
833 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
835 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
836 the statically linked case.
838 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
840 * splay-tree.[ch]: Remove. Merge contents into ...
841 * mf-runtime.c: ... here, renaming symbols and making all functions
842 static. Remove unused min/max functions.
843 * Makefile.am: Forget about splay-tree.[ch].
844 * Makefile.in, testsuite/Makefile.in: Regenerated.
846 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
848 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
849 (__mfu_usage): Include (C) 2004.
850 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
851 here. Include a comment explaining why.
853 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
855 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
856 * mf-runtime.c (options): Give them a name.
857 (__mf_set_default_options): Set them.
858 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
859 (__mf_violation): Warning cleanup.
860 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
861 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
863 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
866 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
869 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
871 Test case for g++/15861
872 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
873 * testsuite/libmudflap.c++/ctors.exp: Driver.
874 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
875 Look only for *frag* test cases.
877 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
879 ANSI C conversion, libmudflap specialization, recursion limiting.
880 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
881 argument and indirection function pointers, update callers.
882 (splay_tree_s): Add statistics and recursion control fields
883 num_keys, max_depth, depth, rebalance_p.
884 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
885 Back out of search if it exceeds limit.
886 (splay_tree_splay): Manage recursion limiting with rebalancing as
888 (splay_tree_new): More initialization.
889 (splay_tree_rebalance): New function.
890 (splay_tree_foreach): Rewrite using nonrecursive logic.
891 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
892 Remove. Point indirect calls to mf-runtime.c's routines.
893 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
895 (splay_tree_delete, splay_tree_delete_helper): Ditto.
896 * testsuite/heap-scalestress.c: New test based on one from
897 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
899 2004-07-05 Matthias Klose <doko@debian.org>
901 * libtool-version: New.
902 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
903 Use -version-info for soname.
904 * Makefile.in: Regenerate.
905 * configure.ac: Remove libtool_VERSION macro
906 * configure: Regenerate
908 2004-07-05 Zack Weinberg <zack@codesourcery.com>
910 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
911 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
914 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
916 Splay tree implementation fork.
917 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
918 Use hard-coded comparison function for uintptr_t. Remove key/value
919 deallocation logic. Cache last splayed key for consecutive lookups.
920 * Makefile.am, Makefile.in: Use them, don't link to them.
921 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
922 (__mf_find_objects2): Flip successor/predecessor search sequence.
923 * ansidecl.h, libiberty.h: Removed dummy files.
925 2004-06-29 Nick Clifton <nickc@redhat.com>
927 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
928 * configure: Regenerate.
929 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
931 Remove spurious inclusion of <strings.h>.
933 2004-06-29 Nick Clifton <nickc@redhat.com>
935 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
936 function actually exists.
938 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
940 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
941 * config.h.in: Regenerated.
943 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
945 Adopt splay trees for object database.
946 * Makefile.am: Copy splay-tree.* from libiberty.
947 * Makefile.in, testsuite/Makefile.in: Regenerated.
948 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
949 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
950 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
951 * mf-runtime.c: Rewrite code dealing with object database to use
952 libiberty splay trees. Remove tree liveness aging option.
953 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
955 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
957 * configure.ac: New name of configure.in. Update
958 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
959 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
960 Autoconf 2.5x and Automake 1.7 or later.
961 * configure.in: Remove.
962 * configure: Regenerate.
964 * Makefile.am: Remove useless multilib rules.
965 * Makefile.in: Regenerate.
967 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
969 * .cvsignore: New file.
971 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
974 * mf-hooks2.c (semctl): Add cygwin porting hack.
976 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
979 * configure.in: Look for ctype header and glibc implementation.
980 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
981 array hooks for glibc 2.3.
982 * mf-runtime.h.in: Wrap them.
983 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
985 * testsuite/libmudflap.c/pass47-frag.c: New test.
986 * configure, config.h.in: Regenerated.
988 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
990 Portability improvements, e.g., libmudflap/15293.
991 * configure.in: Look for glibc extension functions. Look for
992 support of -f{function,data}-sections. Look for more headers.
993 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
994 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
995 mf-hooks* into usual single object per source.
996 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
997 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
998 if system doesn't provide one.
999 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
1000 (pthread_create): Use it to properly GC dead thread stacks.
1001 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
1002 * testsuite/Makefile.am: Stop generating site.exp.
1003 * testsuite/mfconfig.exp.in: New file.
1004 * testsuite/config/default.exp: Load new mfconfig.exp.
1005 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
1006 (prune_gcc_output): Add glibc static linking warnings.
1007 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
1008 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
1009 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
1010 Regenerated with autoconf 2.57 and automake 1.7.
1012 2004-06-04 Per Bothner <per@bothner.com>
1014 * configure.in (LIBMUDFLAPTH): Fix thinko.
1016 * configure.in: Check for more headers.
1017 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1019 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1020 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1022 2004-06-01 Andreas Jaeger <aj@suse.de>
1024 * configure.in: Handle multilibs, support
1025 --enable-version-specific-runtime-libs.
1026 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1027 (toolexeclib_LTLIBRARIES): this for multilib support.
1028 * Makefile.in: Regenerated.
1029 * configure: Regenerated.
1030 * aclocal.m4: Regenerated.
1031 * config.h.in: Regenerated.
1032 * testsuite/Makefile.in: Regenerated.
1034 2004-06-01 Andreas Jaeger <aj@suse.de>
1036 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1037 multilibs, using multilib directory instead of hardcoded path.
1040 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1042 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1043 * Makefile.in: Ditto.
1045 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1047 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1048 * aclocal.m4, configure: Rebuilt.
1050 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1052 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1053 import some build settings from libstdc++-v3 testsuite_flags.
1054 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1055 changes to pass test language.
1057 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1058 quicker mode-nop handling.
1060 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1062 * mf-impl.h: Added libgcc license header.
1064 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1066 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1067 Added libgcc license header.
1068 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1069 (pthread_create): Simplify stack allocation syntax.
1071 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1073 * mf-hooks2.c: Support FreeBSD.
1074 (WRAP_gets): Avoid gets().
1075 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1076 test unimplemented mem/str calls on FreeBSD.
1077 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1078 <alloca.h> on FreeBSD.
1080 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1082 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1083 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1084 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1085 flags for static linking permutation.
1086 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1087 some pthreads code that croaks on linux glibc tls.
1089 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1091 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1093 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1095 * testsuite/libmudflap.c/pass44-frag.c: New test.
1097 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1099 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1101 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1103 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1105 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1107 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1109 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1112 * configure.in: Add check for see if
1113 socklen_t typedef is in sys/socket.h.
1114 * mf-hooks1.c: Add define if socklen_t
1116 * mf-hooks2.c: Likewise.
1117 * mf-hooks3.c: Likewise.
1118 * config.h.in: Regen.
1121 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1123 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1124 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1126 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1127 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1128 (unoptimized) allocation of stack space.
1130 2003-12-07 Richard Henderson <rth@redhat.com>
1132 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1133 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1135 2003-12-06 Andrew Pinski <apinski@apple.com>
1137 partial PR libmudflap/12670
1138 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1139 * mf-hooks2.c: Likewise.
1140 * mf-hooks3.c: Likewise.
1142 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1145 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1146 symbols interposed at compile time.
1147 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1150 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1152 * configure.in: Reorganize check for <pthread.h>.
1153 * configure: Regenerated.
1155 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1157 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1158 (_LARGE_FILE_API): Define for AIX.
1159 * mf-hooks[123]: Same.
1160 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1162 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1164 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1166 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1168 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1170 * configure.in: Update check for union semun.
1172 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1175 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1177 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1180 * configure.in: Add checks for 64-bit LFS functions, struct semun
1181 definition, for BSD compatibility.
1182 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1183 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1184 * mf-hooks3.c: Ditto.
1185 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1187 * configure, config.h.in: Regenerated.
1189 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1191 Multithreading fixes:
1192 * mf-runtime.c (__mf_object): Store allocating/deallocating
1194 (options): Support new "-thread-stack" option.
1195 Rename "-heur-argv-environ" option to "-heur-stdlib".
1196 Disable "-lc-mask" and "-lc-shift" options.
1197 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1198 (__assert_fail): New self-contained function for glibc.
1199 * mf-hooks3.c: Essentially rewritten, particularly related to
1200 use of __mf_pthread_info array.
1201 (pthread_join, _exit): New hook functions.
1202 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1203 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1206 * mf-heuristics.c: Add type casts for tracing, sub calls.
1207 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1208 Update all callers to declare explicit result holder.
1209 (END_PROTECT): Removed.
1210 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1212 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1214 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1215 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1216 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1218 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1220 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1221 * mf-hooks: Removed.
1222 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1223 Move these macros from old mf-hooks.c here.
1224 * Makefile.am: Adapt to split-up hook sources for faster builds.
1225 * Makefile.in: Regenerated.
1227 * mf-heuristics.c: Remove #if-0 block.
1229 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1230 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1231 (CALL_REAL, __mf_init): Corresponding changes.
1232 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1233 all callers to remove redundant "mf:" prefix.
1234 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1235 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1236 (__mf_pthread_info): Become a hash table.
1238 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1239 "dg-repetitions" directives to control test case execution.
1240 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1242 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1244 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1246 * mf-hooks.c (alloca): Separate into stub.
1247 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1248 malloc/free for alloca blocks.
1249 (pthread_create): Tolerate failing pthread_attr_get* calls.
1250 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1251 * mf-impl.h (CALL_WRAP): Remove macro.
1252 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1253 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1254 padding for ia64 BIT_FIELD_REF constructs.
1256 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1258 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1259 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1260 libmudflap object type.
1261 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1262 crashes on unregistering STATIC objects.
1264 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1266 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1267 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1268 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1269 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1270 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1271 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1272 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1273 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1274 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1275 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1276 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1277 (accept, bind, connect, gethostname, sethostname): New hooks.
1278 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1279 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1280 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1281 * mf-runtime.h.in: Corresponding changes.
1282 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1283 (opts) Rename heur_argv_environ to heur_std_data.
1284 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1285 * Makefile.am: Corresponding changes.
1286 * Makefile.in: Regenerated.
1288 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1290 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1291 heuristic for threaded case, and for non-x86-linux targets.
1292 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1293 for use during pre-main() program startup.
1294 (__mf_0fn_*): Make these functions non-static.
1295 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1297 * mf-runtime.c (__mf_state): Set initial state to "starting".
1298 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1299 (__wrap_main): New function to register argv[] and environ[] strings.
1300 (__mf_ini): Call it.
1301 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1303 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1304 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1306 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1308 * aclocal.m4, configure: Regenerated.
1310 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1312 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1313 * aclocal.m4, configure: Regenerated.
1315 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1317 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1318 for x86_64 target. Disable caching for this value.
1319 * aclocal.m4, configure: Regenerated.
1321 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1323 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1324 is about to become deprecated, and its present handling bugs are
1327 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1329 * testsuite/libmudflap.c/pass38-frag.c: New test for
1332 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1334 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1335 __mf_report, asserting reentrant calling context.
1337 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1339 * mf-hooks.c (realloc): Correct reentrancy logic.
1340 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1342 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1344 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1345 PTHREAD_THREADS_MAX. Update users.
1346 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1348 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1349 with libmudflapth presence indicator.
1350 * testsuite/Makefile.in: Regenerated.
1352 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1354 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1355 * configure.in: Remove silly no-pthreads => no-shared logic.
1356 * Makefile.in, configure: Regenerated.
1357 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1358 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1359 code. Count reentrancy events.
1360 (all hook functions): Don't directly manipulate __mf_state variable.
1361 Add TRACE calls to hook functions without them.
1362 * mf-impl.h (LOCKTH): Try to count lock contention events.
1363 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1364 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1365 Reorganize reentrancy code.
1366 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1367 identify reentrancy with mutex holding times.
1368 (internal __mfu_ entry points): Remove internal reentrancy code.
1369 (__mf_init): Use ordinary locked calls.
1370 (__mfu_report): Print the two new counts.
1371 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1372 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1373 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1374 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1377 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1379 * configure.in: Add pthread support, plus glibc and porting hacks.
1380 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1381 from objects built into ./pth/.
1382 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1383 functions for internal entry points. Update callers to pick
1384 locked vs. unlocked variants.
1385 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1386 info coming in from a static data structure.
1387 (*): Reorder miscellaneous declarations to group data vs functions.
1388 (__mf_set_default_options): Simplify.
1389 (__mf_usage): Mention threading status of host executable.
1390 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1391 decls to match above.
1392 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1393 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1394 some lock/unlock markers. Remove some unused code.
1396 (pthread_create): New hook function.
1397 (__mf_pthread_cleanup, _spawner): New helper functions.
1398 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1400 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1402 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1404 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1406 * Makefile.am (HOOKOBJS): Add *time related hooks.
1407 * configure.in: Look for pthreads.h header.
1408 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1409 * mf-runtime.c: Begin sketching some pthreads support.
1410 (__mf_usage): Check for -lpthread presence.
1411 (__mf_unregister): Confirm matching unregistration base.
1412 (__mf_find_objects_rec): Reduce unnecessary recursion.
1413 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1414 #defines for new hook functions.
1415 * mf-impl.h: Corresponding changes.
1416 * config.h.in, configure, Makefile.in: Regenerated.
1418 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1420 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1421 modifiers to prevent being optimized away.
1422 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1423 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1424 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1425 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1426 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1427 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1428 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1430 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1432 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1433 * configure.in: Look for uintptr_t and -ldl on target.
1434 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1435 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1436 * testsuite/Makefile.in: Regenerated.
1437 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1438 for better C compliance.
1440 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1442 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1444 * mf-runtime.c (__mf_set_default_options): Turn off
1445 check-initialization.
1446 (__mf_describe_object): Shorten description.
1447 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1449 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1451 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1453 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1455 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1457 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1458 * mf-impl.h (CALL_BACKUP): New macros.
1459 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1461 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1463 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1464 (HOOKOBJS): Remove dlopen hook.
1465 (libmudflap_la_LIBADD): Add -ldl.
1466 * mf-hooks.c (dlopen): Remove hook.
1467 * mf-impl.h (__mf_dynamic): Ditto.
1468 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1469 * Makefile.in: Regenerated.
1471 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1473 * configure.in: Check for target gettimeofday, signal, some headers.
1474 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1475 out inop multi_threaded field.
1476 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1477 (__mf_set_options): Correct handling of "-help".
1478 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1479 (__mf_check, __mf_register, __mf_unregister): Call it.
1480 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1481 (__mf_report_leaks): Make callable
1482 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1483 distribution statistics.
1484 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1486 * config.h.in, configure: Regenerated.
1487 * testsuite/libmudflap.c/fail27-frag.c: New test.
1488 * testsuite/libmudflap.c/pass36-frag.c: New test.
1490 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1492 * mf-runtime.h.in: Tweak.
1493 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1494 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1495 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1497 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1499 * configure.in: Tweak generation of mf-runtime.h some more. It
1500 needs to work from both config.status and configure.
1501 * configure: Regenerated.
1503 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1505 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1506 * configure.in: Tweak generation of mf-runtime.h.
1507 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1508 * mf-hooks.c (*): Adapt to initialized-heap object type.
1509 * mf-impl.h: Tweak cemetary boundaries.
1510 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1512 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1513 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1514 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1515 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1517 * testsuite/.../fail{25,26}-frag.c: New tests.
1518 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1519 * Makefile.in, configure: Regenerated.
1521 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1523 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1524 checking by default.
1525 (__mf_insert_new_object): As a temporary hack, assume that new
1526 objects registered on the stack start out initialized.
1527 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1528 heap objects by hand.
1530 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1532 Switch to macro-style hooks for str*/mem*/b* functions.
1533 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1534 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1535 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1536 (__mf_set_default_options): Turn off heur_proc_map.
1537 (*): Adapt to to macro-style hook functions.
1538 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1539 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1540 (__mf_violation): Handle __MF_VIOL_WATCH.
1541 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1542 (__mf_dynamic): Removed mem*/str*/b* functions.
1543 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1544 (WRAPPER2): New macro for macro-style hooks.
1545 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1547 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1548 * mf-heuristics.c: Adapt to macro-style hook functions.
1549 Correct some comments.
1550 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1551 output pattern tests.
1552 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1553 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1555 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1557 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1558 for global array registration.
1559 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1560 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1562 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1564 * Makefile.am: Add gross make bug workarounds. Tweaked
1565 SUBDIRS and AM_CFLAGS.
1566 * Makefile.in: Regenerated.
1568 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1571 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1572 * Makefile.am (TESTS): Remove simple automake testing.
1573 * configure, Makefile.in: Regenerated.
1574 (SUBDIRS): Include new testsuite/ directory.
1575 * tests/*: Removed all files; moved bulk under:
1576 * testsuite/*: New subdirectory tree.
1577 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1578 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1579 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1580 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1581 * testsuite/config/default.exp: New file.
1582 * testsuite/Makefile.am, Makefile.in: New files.
1584 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1586 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1587 (TESTS): Add fail22 and pass29 tests.
1588 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1589 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1590 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1591 values. Move __MF_VIOL* here.
1592 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1593 (check_initialization): New field in __mf_opts. Default off.
1594 (read_count,write_count): New fields in __mf_object.
1595 (__mf_check): Implement basic initialization checking.
1596 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1597 (__mf_describe_object): Print new fields.
1598 (__mf_violation): Identify check/read vs. check/write in messages.
1599 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1600 "-check-initialized" mudflap option.
1601 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1602 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1603 Drop __FILE__/__LINE__ hack. Update callers.
1604 (*): Adapt to new mf-runtime.h API.
1605 * Makefile.in: regenerated.
1607 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1609 * configure.in: Build mf-runtime.h a more proper way.
1610 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1611 * mf-runtime.c (verbose_violations): Turn on by default.
1612 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1613 * mf-impl.h: ... and move it here.
1614 * configure: Regenerated.
1616 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1618 * configure.in: Look for C++ compiler.
1619 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1620 fixed type warnings when built with C++.
1621 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1622 * Makefile.am (TESTS): Run them.
1623 (*) Add new rules for building and running C++ tests.
1624 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1625 * mf-runtime.h.in: Protect with extern "C".
1626 * Makefile, configure: Regenerated.
1628 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1630 Portability improvements.
1631 * configure.in: Look for glibc backtrace headers/functions.
1632 * mf-hooks.c: Don't include <execinfo.h> any more.
1633 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1635 (__mf_backtrace): Provide alternate baby implementation in
1637 * test/mf-driver.c: Portability tweaks.
1638 * acinclude.m4: New file, containing top level libtool.m4.
1639 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1641 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1643 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1645 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1647 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1649 (__mf_unregister): Implement stack/heap object wiping.
1650 (__mf_set_options): Renamed from __mf_process_opts.
1651 (__mf_uncache_object): Change arg type, correct callers.
1652 * mf-impl.h: Corresponding changes.
1653 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1654 * mf-runtime.h.in (__mf_set_options): Extend public API.
1655 * test/pass26-frag.c: New test for stack wiping.
1656 * Makefile.am (TESTS): Run it.
1657 * Makefile.in: Regenerated.
1659 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1661 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1662 * mf-runtime.c (__mf_object_t): Add watching_p field.
1663 (__mf_watch_or_not): New function to implement
1664 object watch flagging.
1665 (__mf_watch, __mf_unwatch): New wrappers for above.
1666 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1667 (__mf_count_violation): Enlarge array.
1668 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1669 unlink object. Clear cache properly.
1670 (__mf_unregister): Unlink object explicitly before uncaching.
1671 * test/fail21-frag.c, pass25-frag.c: New tests.
1672 * Makefile.in, aclocal.m4: Regenerated.
1674 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1676 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1677 * Makefile.am (TESTS): Add it.
1678 * test/pass-stratcliff.c: Add decls of stpcpy.
1679 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1680 build tree from config.h and new file mf-runtime.h.in.
1681 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1682 * Makefile.in, configure, config.h.in: Regenerated.
1683 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1684 * mf-runtime.c (options, __mf_set_default_options): Support new
1685 default "abbreviate" option.
1686 (__mf_object.description_epoch): New field.
1687 (__mf_describe_object): Conditionally abbreviate objects already
1688 displayed in current epoch. Accept NULL input to increment epoch.
1689 (__mf_fini, __mf_ini): Reset description epoch.
1690 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1691 that NULL pointer slot in lookup cache is invalidated. Register a
1692 NOACCESS region around NULL.
1693 * mf-impl.h: Corresponding changes.
1695 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1697 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1698 * Makefile.am: Run them. Install mf-runtime.h.
1699 * Makefile.in: Regenerated.
1700 * mf-hooks.c: Add some markers for more missing functions.
1701 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1702 statistic to tune tune cache size (mask).
1704 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1706 * test/pass23-frag.c: New test for bit_field_ref expressions.
1707 * Makefile.am, Makefile.in: Add new test.
1708 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1709 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1710 * mf-runtime.c (__mf_init): Register errno global.
1711 (__mf_find_object): Removed function.
1712 (__mf_check): Rewrite logic to support accesses across some
1713 contiguous but distinctly registered objects.
1714 (__mf_remove_old_object): Tolerate cache entries that span
1717 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1719 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1720 * Makefile.am, Makefile.in: Run new tests.
1721 * mf-hooks.c (alloca): Correct stack direction logic.
1723 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1725 * mf-impl.h (adapt_cache): New option.
1726 * mf-runtime.c (__mf_set_default_options): Set its default value.
1727 Tweak the tree_aging parameter down.
1728 (__mf_check): Maintain separate counter for cache-adaptation.
1729 (__mf_tree_analyze): New function to collect object tree stats.
1730 (__mf_adapt_cache): New function to automate cache parameters.
1732 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1734 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1735 hypothetical #if-0'd argv/envp region registration.
1736 * mf-runtime.c (__mf_init): Add kludged form of above.
1737 (*) Add "heur_argv_environ" flag, default on, to govern this.
1738 * mf-impl.h: Corresponding changes.
1740 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1742 * test/fail18-frag.c: New test file for NOACCESS regions.
1743 * Makefile.am (TESTS): Add new test.
1744 * Makefile.in: Regenerated.
1746 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1747 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1748 (optimize_object_tree): Remove unused mudflap_option.
1749 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1750 support throughout. Use .._MAX_CEM for cemetary upper bound.
1751 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1753 (__mf_object): Add new liveness field for use by tree aging.
1754 (__mf_check): Trigger tree aging when needed.
1755 (__mf_age_tree): New function to decay liveness field.
1756 (__mf_find_objects_rec): Use liveness field to rotate tree.
1757 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1758 (__mf_unregister): Ditto.
1759 (__mf_register): Tweak duplicate-static message.
1760 (__mf_violation: Tweak nearby-object counter printing.
1762 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1764 * test/pass20-frag.c: New test file.
1765 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1766 * Makefile.in: Regenerated.
1768 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1769 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1770 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1771 entries to avoid repeat registration.
1772 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1773 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1775 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1777 * Makefile.am: Create test sources with #include, not cat>>.
1778 * Makefile.in: Regenerated.
1779 * test/buildtest.sh: Removed.
1780 * test/driver.c (abort_handler, main): Be quiet.
1782 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1784 * test/pass18-frag.c, pass19-frag.c: New tests.
1785 * Makefile.am (check): Run them. Rebuild test programs each time.
1786 * Makefile.in: Regenerated.
1788 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1790 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1791 overlapping object search.
1792 (__mf_violation): Likewise for nearby objects.
1793 Improve nearby-object listing.
1796 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1797 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1799 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1802 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1803 (HOOKOBJS): Add alloca-hook.o.
1804 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1806 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1807 (__mf_backtrace): Reimplement without using alloca.
1808 * Makefile.in: Regenerated.
1811 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1812 Correct signedness bugs in length-tracking variables.
1813 * mf-impl.h: Make options unsigned.
1814 (CALL_WRAP): New macro to parallel CALL_REAL().
1815 (DECLARE): Remove erroneous ";" at end.
1816 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1817 formatting specs with %08lx. Correct several compiler warnings.
1819 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1821 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1823 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1825 libmudflap hook breakup:
1826 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1828 (TESTS): Make dependent on libmudflap.
1829 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1830 compiled from segments of mf-hooks.c.
1831 * mf-hooks.c: Corresponding changes: wrap each function in
1833 * Makefile.in: Regenerated.
1835 Heuristics reorganization:
1836 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1837 Remove these functions. Update callers.
1838 (__mf_heuristic_check): Incorporate all the various heuristics.
1839 Encode cacheability/retry judgement into trinary return value.
1840 Separate start-end logic into a separate fallback heuristic. Only
1841 register relevant /proc/self/map segments.
1842 * mf-impl.h: Corresponding changes.
1843 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1844 (__mf_init): Don't call __mf_init_heuristics.
1847 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1848 "-verbose-trace" to emit all tracing messages other than those of
1849 basic public api. Eliminate some duplicate/excessive messages.
1850 * mf-runtime.h: Corresponding changes.
1852 2002-08-27 Graydon Hoare <graydon@redhat.com>
1854 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1855 and __real when compiled with -DPIC.
1856 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1857 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1858 * Makefile.in: Regenerate.
1860 2002-08-26 Graydon Hoare <graydon@redhat.com>
1862 * mf-impl.h: New file, private implementation header.
1863 * mf-runtime.h: Reorganize a bit.
1864 (CLAMPSZ): Fix arithmetic.
1865 (__MF_CACHE_MISS_P): Fix arithmetic.
1866 * mf-runtime.c: Reorganize a bit.
1867 (__mf_dynamic): New structure.
1868 (resolve_single_dynamic): New function.
1869 (__mf_resolve_dynamics): New function.
1870 (__mf_init): Initialize dynamic wrappers.
1871 * mf-hooks.c: Macro-ize __real calls.
1872 Clamp various bits of arithmetic.
1873 Add explicit __mf_check call contexts.
1874 * Makefile.am: Add dependencies on mf-impl.h
1875 * Makefile.in: Regenerate.
1876 * configure.in: Comment out shared override.
1877 * configure: Regenerate.
1879 2002-08-22 Graydon Hoare <graydon@redhat.com>
1881 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1882 (__mf_check): Re-inialize and check heuristics before violation.
1883 (__mf_register): Permit updating pure-guess regions.
1884 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1885 (__wrap_dlopen): New wrapper function.
1886 (__wrap_mmap): New wrapper function.
1887 (__wrap_munmap): New wrapper function.
1888 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1889 which are not stack addresses.
1890 (is_stack_address): New function.
1891 (__mf_init_heuristics): Save and restore state, always initialize with
1894 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1896 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1897 error. Pass location string.
1898 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1899 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1900 (__mf_process_opts): Apply some sanity checking for lc-mask.
1901 (__mf_check, __mf_violation): Take new location-string argument.
1902 Update callers to pass NULL if necessary.
1903 (__mf_backtrace): New smart backtracer function. Calls replace
1904 several ad-hoc blocks elsewhere.
1905 (__mf_describe_object): Remove bad reentrancy test. Improve
1907 * mf-runtime.h: Corresponding changes. Public/private markup.
1908 (__MF_CACHE_MISS_P): New macro.
1910 2002-08-20 Graydon Hoare <graydon@redhat.com>
1912 * mf-runtime.h: New option: stack_bound (heuristic).
1913 Move some macros out of implementation files.
1914 * mf-runtime.c: New option string: -stack-bound.
1915 Unify recursion protection with hooks.
1917 (__mf_check): Call __mf_heuristic_check.
1918 (__mf_process_opts): Fix "no-" processing.
1919 * mf-heuristics.c (__mf_heuristic_check): New function.
1920 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1922 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1924 Option parsing improvements, region splitting bug fixes:
1925 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1926 * mf-runtime.h (heur_proc_map): New libmudflap option.
1927 * mf-runtime.c (__mf_set_default_options): Set it.
1928 (__mf_usage): Print default values/status.
1929 (__mf_process_opts): Support general "no-" option string prefix.
1930 (__mf_init): Print __mf_usage on unknown-option error.
1931 (__mf_register): Print trace message up front.
1932 Correct region splitting logic for case where a subregion disappears.
1933 Correct memory leak.
1934 (__mf_violation): Make even basic message conditional on option.
1937 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1938 (clean-local): New target.
1939 (test/*x rules): Add -g CFLAGS.
1940 (CFLAGS): Add -freorder-blocks.
1941 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1942 * Makefile.in: Regenerated.
1943 * Makefile, mf-config.h: Removed files.
1945 2002-08-16 Graydon Hoare <graydon@redhat.com>
1947 * mf-runtime.c (__mf_insert_new_object): Factor out of
1949 (__mf_remove_old_object): Factor out of __mf_unregister.
1950 (__mf_register): Handle guessed regions, splitting
1951 guesses when new registrations arrive.
1952 (__mf_unregister): Do not unregister guesses.
1953 * mf-runtime.h: Move convenience macros around,
1954 declare new option fields. Add __MF_TYPE_GUESS.
1955 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1956 (__wrap_free): Call __real_free for deferred frees.
1957 * Makefile.am: Add more tests, fix dependency.
1958 * Makefile.in: Regenerate.
1959 * test/pass[13..17]-frag.c: New testcases.
1960 * test/fail[13..17]-frag.c: New testcases.
1962 2002-08-15 Graydon Hoare <graydon@redhat.com>
1964 * mf-heuristics.c: New file.
1965 * mf-runtime.c (options): Add -trace-calls option.
1966 (__mf_init): Call __mf_init_heuristics.
1968 2002-08-14 Graydon Hoare <graydon@redhat.com>
1970 * Makefile.am (TESTS): Add testsuite support.
1971 * Makefile.in: Regenerate.
1972 * test/mf-driver.c: New file.
1973 * test/buildtest.sh: New file.
1974 * test/passNN-frag.c: New testcases.
1975 * test/failNN-frag.c: New testcases.
1977 2002-08-14 Graydon Hoare <graydon@redhat.com>
1979 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1980 verifying non-size-limited string extents.
1982 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1984 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1985 instead of plain str[n]len for internal checks.
1986 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1988 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1990 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1992 2002-08-13 Graydon Hoare <graydon@redhat.com>
1994 * mf-runtime.c: Rework configuration to operate on
1995 environment variable options rather than #defines
1996 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1997 (__mf_init): Set static __mf_active_p flag on startup,
1998 to inhibit mudflap wrap-based checking during crt0.s.
1999 * mf-runtime.h: Declare options structure.
2000 * mf-hooks.c: New wrappings for mem*, b*, str*
2001 libc functions (temporarily #if 0-ed out).
2003 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
2005 * Makefile.am, configure.in: New files.
2006 * Makefile.in, Makefile, configure, config.h.in: New generated files.
2007 * stamp-h.in, aclocal.m4: Ditto.
2009 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
2011 * Makefile: New file.
2012 * mf-config.h: New file: runtime configuration.
2013 * mf-hooks.c: New file: interposed libc functions.
2014 * mf-runtime.c: New file: bulk of runtime.
2015 * mf-runtime.h: New file: public functions.