1 2013-01-03 Jakub Jelinek <jakub@redhat.com>
3 * mf-runtime.c (__mf_usage): Update copyright notice dates.
5 2012-12-15 Alexandre Oliva <aoliva@redhat.com>
7 * mf-hooks1.c (free): Return on NULL before any logging.
9 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
11 * configure: Regenerated.
13 2012-07-13 Richard Guenther <rguenther@suse.de>
15 * testsuite/libmudflap.c++/ctors.exp: Explicitely specify -O0.
16 * testsuite/libmudflap.c++/c++frags.exp: Likewise.
17 * testsuite/libmudflap.cth/cthfrags.exp: Likewise.
18 * testsuite/libmudflap.c/cfrags.exp: Likewise.
19 * testsuite/libmudflap.c/externs.exp: Likewise.
21 2012-07-13 Richard Guenther <rguenther@suse.de>
23 * testsuite/libmudflap.c/fail11-frag.c: Adjust to not look like memset.
24 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
26 2012-05-29 Joseph Myers <joseph@codesourcery.com>
28 * mf-impl.h: Fix typo.
30 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
32 * configure: Regenerated.
34 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
37 * testsuite/lib/libmudflap.exp: Handle caret.
39 2012-01-19 Jakub Jelinek <jakub@redhat.com>
42 * testsuite/libmudflap.c/fail68-frag.c: New test.
44 2012-01-01 Jakub Jelinek <jakub@redhat.com>
46 * mf-runtime.c (__mf_usage): Update copyright notice dates.
48 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
50 * configure: Regenerate.
52 2011-07-31 Tom de Vries <tom@codesourcery.com>
55 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
58 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
61 2011-07-15 Jakub Jelinek <jakub@redhat.com>
64 PR tree-optimization/49309
65 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
67 2011-07-15 Jakub Jelinek <jakub@redhat.com>
70 PR tree-optimization/49309
71 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
73 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
75 * configure.ac: Don't create pth.
76 Check for library containing sched_yield.
77 * configure: Regenerate.
78 * config.h.in: Regenerate.
80 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
81 mfconfig_libs in -static check.
83 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
86 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
87 stdin, stdout, stderr.
88 Register __ctype, __ctype_mask.
90 * configure.ac: Check for mmap64.
91 Check for rawmemchr, stpcpy, mempcpy.
92 * configure: Regenerate.
93 * config.h.in: Regenerate.
94 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
95 (mmap64): New wrapper function.
96 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
97 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
99 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
102 * mf-hooks3.c (_REENTRANT): Define.
104 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
106 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
108 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
110 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
113 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
116 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
118 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
119 --noinhibit-exec to GNU ld.
121 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
124 * configure.ac: Check for sys/mnttab.h.
125 Check for library containing connect.
126 * configure: Regenerate.
127 * config.h.in: Regenerate.
128 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
129 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
130 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
132 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
134 * configure: Regenerate.
136 2011-01-03 Jakub Jelinek <jakub@redhat.com>
138 * mf-runtime.c (__mf_usage): Update copyright notice dates.
140 2010-10-31 Jason Merrill <jason@redhat.com>
143 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
145 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
147 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
150 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
153 * configure: Regenerate.
155 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
157 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
159 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
161 * testsuite/lib/mfdg.exp (additional_prunes): New global.
162 (dg-test): Clear additional_prunes before test is run.
163 (dg-prune-output): New procedure.
164 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
166 (libmudflap-dg-prune): New procedure.
167 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
170 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
173 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
174 * Makefile.in: Regenerate.
175 * testsuite/Makefile.in: Regenerate.
177 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
179 * Makefile.in: Regenerate.
180 * aclocal.m4: Regenerate.
181 * testsuite/Makefile.in: Regenerate.
183 2010-03-15 David S. Miller <davem@davemloft.net>
185 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
188 2010-01-09 Jakub Jelinek <jakub@redhat.com>
190 * mf-runtime.c (__mf_usage): Update copyright notice dates.
192 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
194 * Makefile.in: Regenerate.
195 * configure: Regenerate.
196 * testsuite/Makefile.in: Regenerate.
198 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
201 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
202 running setuid or setgid.
204 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
206 * mf-runtime.c (__mf_init): Support FreeBSD.
207 Prime mutex which calls calloc upon first lock to avoid deadlock.
208 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
209 Ignore red zone allocation request for initial thread's stack.
211 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
212 Andreas Schwab <schwab@linux-m68k.org>
214 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
215 if not in system header; use it. On FreeBSD, must pass fd==-1
216 with MAP_ANON flag. Correct mmap error check.
217 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
219 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
221 * configure.ac (AC_PREREQ): Bump to 2.64.
223 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
225 * Makefile.am (install-html, install-pdf): Remove.
226 * Makefile.in: Regenerate.
228 * Makefile.in: Regenerate.
229 * aclocal.m4: Regenerate.
230 * config.h.in: Regenerate.
231 * configure: Regenerate.
232 * testsuite/Makefile.in: Regenerate.
234 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
236 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
238 2009-07-16 Joseph Myers <joseph@codesourcery.com>
240 * configure: Regenerate.
242 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
247 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
249 2009-07-01 Richard Guenther <rguenther@suse.de>
251 PR tree-optimization/19831
252 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
254 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
255 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
256 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
258 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
260 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
261 to ld_library_path. Use add_path. Add just find_libgcc_s to
262 ld_library_path, not every libgcc multilib directory.
264 2009-04-09 Nick Clifton <nickc@redhat.com>
266 * mf-hooks1.c: Change copyright header to refer to version 3
267 of the GNU General Public License with version 3.1 of the GCC
268 Runtime Library Exception and to point readers at the COPYING3
269 and COPYING3.RUNTIME files and the FSF's license web page.
270 * mf-heuristics.c: Likewise.
271 * mf-hooks2.c: Likewise.
272 * mf-hooks3.c: Likewise.
273 * mf-impl.h: Likewise.
274 * mf-runtime.c: Likewise.
275 * mf-runtime.h: Likewise.
277 2009-04-09 Jakub Jelinek <jakub@redhat.com>
279 * testsuite/lib/mfdg.exp: Change copyright header to refer to
280 version 3 of the GNU General Public License and to point readers
281 at the COPYING3 file and the FSF's license web page.
282 * testsuite/lib/libmudflap.exp: Likewise.
284 2009-03-31 Ben Elliston <bje@au.ibm.com>
287 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
288 object', not `mudflap object'.
290 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
292 * configure: Regenerate.
294 2009-02-03 Jakub Jelinek <jakub@redhat.com>
296 * mf-runtime.c (__mf_usage): Update copyright notice dates.
298 2009-01-23 Jie Zhang <jie.zhang@analog.com>
300 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
301 __thread when TLS support is emulated.
302 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
303 * mf-runtime.c (__mf_state_1): Likewise.
304 * configure.ac: Use GCC_CHECK_EMUTLS.
305 * configure: Regenerate.
306 * config.h.in: Regenerate.
308 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
310 * configure: Regenerate.
312 2008-11-26 Janis Johnson <janis187@us.ibm.com>
315 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
316 (dg-timeout): Remove.
317 (standard-wait): Remove.
318 * testsuite/lib/libmudflap.exp: Include new timeout library files.
319 (libmudflap_target_compile): Set timeout value from new proc.
321 2008-11-10 Jakub Jelinek <jakub@redhat.com>
324 * testsuite/libmudflap.c/pass67-frag.c: New test.
326 2008-10-09 Jakub Jelinek <jakub@redhat.com>
329 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
331 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
332 Steve Ellcey <sje@cup.hp.com>
334 * configure: Regenerate for new libtool.
335 * Makefile.in: Ditto.
336 * testsuite/Makefile.in: Ditto.
338 2008-09-15 Jakub Jelinek <jakub@redhat.com>
341 * testsuite/libmudflap.c/pass64-frag.c: New test.
343 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
345 * Makefile.in: Regenerate.
346 * config.h.in: Regenerate.
347 * configure: Regenerate.
348 * testsuite/Makefile.in: Regenerate.
350 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
353 * aclocal.m4: Regenerate.
354 * configure: Regenerate.
356 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
358 * testsuite/libmudflap.c/pass63-frag.c: New test.
360 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
362 * aclocal.m4: Regenerate.
363 * configure: Likewise.
364 * Makefile.in: Likewise.
365 * testsuite/Makefile.in: Likewise.
367 2008-03-02 Jakub Jelinek <jakub@redhat.com>
369 * mf-runtime.c (__mf_usage): Update copyright notice dates.
371 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
373 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
375 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
377 2008-01-24 David Edelsohn <edelsohn@gnu.org>
379 * configure: Regenerate.
381 2008-01-05 Jakub Jelinek <jakub@redhat.com>
383 PR tree-optimization/34618
384 * testsuite/libmudflap.c/pass62-frag.c: New test.
386 2008-01-03 Jakub Jelinek <jakub@redhat.com>
389 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
391 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
394 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
396 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
398 * configure: Regenerate following changes to ../config/tls.m4.
400 2007-07-26 Tom Tromey <tromey@redhat.com>
402 * Makefile.in: Rebuilt.
403 * Makefile.am (clean-local): Removed.
404 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
405 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
406 (libmudflapth_la_SOURCES): List sources.
407 (libmudflapth_la_LIBADD): Clear.
408 (libmudflapth_la_CFLAGS): New variable.
410 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
412 * aclocal.m4: Regenerated.
414 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
416 * configure: Regenerate.
418 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
420 From Andi Kleen <ak@suse.de>:
421 * mf-runtime.c (options): Rename structure for compatibility with
424 2007-05-23 Steve Ellcey <sje@cup.hp.com>
426 * Makefile.in: Regenerate.
427 * configure: Regenerate.
428 * aclocal.m4: Regenerate.
429 * testsuite/Makefile.in: Regenerate.
431 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
433 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
435 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
437 * Makefile.am: Add dummy install-pdf target.
438 * Makefile.in: Regenerate
440 2007-02-07 Jakub Jelinek <jakub@redhat.com>
443 * configure: Regenerate.
445 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
447 * configure: Regenerate.
449 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
451 * configure: Regenerated.
453 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
456 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
457 static but not function scope static.
458 (free): Skip deallocation attempts for objects placed into
460 * testsuite/libmudflap.cth/pass59-frag.c: New test.
462 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
464 From Herman ten Brugge <hermantenbrugge@home.nl>:
465 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
466 small and large objects are handled a lot faster.
468 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
470 * configure.ac (__libc_freeres): Look for it.
471 * mf-impl.h (call_libc_freeres): New configuration flag.
472 * mf-runtime.c (__mf_set_default_options): Set it by default.
473 (__mfu_report): Call it if needed.
474 (__mfu_unregister): Remove "unaccessed registered object" warning.
475 * configure, config.h.in: Regenerated.
477 2006-09-18 Tom Tromey <tromey@redhat.com>
479 * configure: Rebuilt.
481 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
484 mf-runtime.h installation based on ssp patch for PR 26473 from
485 Mark Mitchell <mark@codesourcery.com>.
486 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
487 * Makefile.am (target_noncanonical): Define.
488 (libsubincludedir): New variable.
489 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
490 (include_HEADERS): Remove.
491 * configure, aclocal.m4, config.h.in: Regenerated.
492 * Makefile.in, testsuite/Makefile.in: Likewise.
493 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
494 and _THREAD_SAFE redefinition values.
496 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
498 * Makefile.am: Add install-html target. Add install-html to .PHONY
499 * Makefile.in: Regenerate.
501 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
504 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
507 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
509 2006-04-10 Matthias Klose <doko@debian.org>
511 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
512 directory names containing underscores.
514 2005-11-22 Janis Johnson <janis187@us.ibm.com>
516 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
517 MUDFLAP_FLAGS if static library not supported.
518 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
519 * testsuite/libmudflap.c/externs.exp: Ditto.
520 * testsuite/libmudflap.c++/ctors.exp: Ditto.
521 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
522 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
524 2005-10-04 James E Wilson <wilson@specifix.com>
526 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
527 $name as array of characters with unknown bound. Also store into the
529 * configure: Regenerate.
531 2005-09-30 James E. Wilson <wilson@specifix.com>
533 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
535 (target_thread_file): New. Set from sed'ed gcc output.
536 (posix_threads): New. Set from target_thread_file. Use instead of
538 (pthread_create_version): Move initialization before code using it.
539 * configure: Regenerate.
541 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
544 2005-09-29 James E. Wilson <wilson@specifix.com>
546 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
547 with HAVE_MMAP ifdef.
549 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
552 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
554 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
556 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
558 2005-09-23 Tom Tromey <tromey@redhat.com>
560 * aclocal.m4, configure: Rebuilt.
561 * configure.ac: Use GCC_CHECK_TLS.
562 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
565 2005-08-22 Jim Wilson <wilson@specifix.com>
567 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
568 __FreeBSD__ is defined.
570 2005-08-17 Jim Wilson <wilson@specifix.com>
572 * mf-hooks1.c (malloc, calloc, realloc, free,
573 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
574 the real routines, and END_MALLOC_PROTECT afterwards.
575 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
576 (BEGIN_PROTECT): Handle in_malloc state.
577 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
578 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
580 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
582 * All files: Update FSF address.
584 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
586 * mf-hooks3.c (main_seen_p): Remove.
587 (__mf_get_state): Remove attempt to recognize the main thread.
589 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
591 * configure.ac: Test for the name of the symbol used for the entry
592 point; define ENTRY_POINT to the result.
593 * configure: Regenerate.
594 * config.h.in: Regenerate.
595 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
597 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
599 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
600 (__mf_init): Set thread state active.
601 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
603 (pthread_create wrapper): Always use thread spawner.
605 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
606 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
608 2005-07-16 Richard Henderson <rth@redhat.com>
610 * acinclude.m4: New file.
611 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
612 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
613 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
614 (__mf_0fn_calloc): ... here.
615 * mf-hooks3.c (struct pthread_info): Remove.
616 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
617 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
618 (struct mf_thread_data): New.
619 (mf_thread_data, mf_thread_data_lock): New.
620 (__mf_allocate_blank_threadinfo): Remove.
621 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
623 (__mf_state_perthread): Remove.
624 (__mf_get_state, __mf_set_state): New.
625 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
626 Update mf_thread_data killing procedure.
627 (__mf_pthread_spawner): Similarly.
628 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
629 code to allocate thread stack space.
630 (__mf_0fn_pthread_join, pthread_join): Remove.
631 (__mf_0fn_pthread_exit, pthread_exit): Remove.
632 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
633 (__mf_state_1): Rename from __mf_state; use TLS when available.
634 (__mf_get_state, __mf_set_state): New. Update all users.
635 * mf-runtime.c (begin_recursion_protect1): New.
636 (BEGIN_RECURSION_PROTECT): Use it.
637 (__mf_state_1): Rename from __mf_state; use TLS when available.
638 (threads_active_p): Remove.
639 (__mf_usage): Compute it directly.
641 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
643 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
645 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
647 Fix for uncaching bug reported by Herman ten Brugge.
648 * mf-runtime.c (__mf_uncache_object): Search whole cache.
649 * testsuite/libmudflap.c/fail40-frag.c: New test.
651 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
654 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
655 * Makefile.in: Amend.
657 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
660 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
661 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
663 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
666 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
668 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
671 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
672 unsigned vars with #defines instead of enums.
674 2005-05-09 Mike Stump <mrs@apple.com>
676 * configure: Regenerate.
678 2005-04-12 Mike Stump <mrs@apple.com>
680 * configure: Regenerate.
682 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
685 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
686 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
688 2005-04-04 Alan Modra <amodra@bigpond.net.au>
690 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
692 2005-03-31 Mike Stump <mrs@apple.com>
694 * mf-runtime.h: Add libmudflap copyright clause.
696 2005-03-21 Mike Stump <mrs@apple.com>
698 * mf-heuristics.c: Fix whitespace at end of line.
699 * mf-hooks1.c: Likewise.
700 * mf-hooks2.c: Likewise.
701 * mf-hooks3.c: Likewise.
702 * mf-impl.h: Likewise.
703 * mf-runtime.c: Likewise.
704 * mf-runtime.h: Likewise.
706 2005-03-21 Zack Weinberg <zack@codesourcery.com>
708 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
709 In all substitutions, expand gcc_version in Makefile.
710 * aclocal.m4, configure: Regenerate.
711 * Makefile.am: Set gcc_version.
712 * Makefile.in, testsuite/Makefile.in: Regenerate.
714 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
716 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
717 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
719 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
722 * testsuite/libmudflap.c++/pass55-frag.c: New test.
724 2005-01-05 Richard Henderson <rth@redhat.com>
726 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
728 2005-01-02 Greg McGary <greg@mcgary.org>
730 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
731 * mf-runtime.h: New file, replaces mf-runtime.h.in.
732 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
733 * Makefile.in: Ditto.
734 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
735 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
736 * testsuite/libmudflap.c/fail36-frag.c: New test.
737 * testsuite/libmudflap.c/fail37-frag.c: New test.
738 * testsuite/libmudflap.c/fail38-frag.c: New test.
740 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
742 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
743 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
745 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
747 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
748 * aclocal.m4: Include ../config/gcc-version.m4.
749 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
751 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
753 * Makefile.am: Define ACLOCAL_AMFLAGS.
754 * acinclude.m4: Remove.
755 * stamp-h.in: Remove superfluous stamp file.
756 * aclocal.m4, configure, Makefile.in: Regenerate.
757 * testsuite/Makefile.in: Likewise.
759 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
761 * Makefile.am: Revert previous.
762 * acinclude.m4: Restore.
763 * aclocal.m4, configure, Makefile.in: Regenerate.
764 * testsuite/Makefile.in: Likewise.
766 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
768 * Makefile.am: Define ACLOCAL_AMFLAGS.
769 * acinclude.m4: Remove.
770 * aclocal.m4, configure, Makefile.in: Regenerate.
771 * testsuite/Makefile.in: Likewise.
773 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
775 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
777 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
779 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
780 * testsuite/Makefile.in: Likewise.
782 2004-11-01 Andreas Schwab <schwab@suse.de>
784 * configure.ac: (target_alias): Default to $host_alias, not
786 * configure: Regenerated.
788 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
790 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
791 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
794 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
797 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
799 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
801 * configure.ac: Check for more headers, functions.
802 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
803 tracking overridden FILE buffers.
804 (fopen, setvbuf): New/revised hook functions for buffer overriding.
805 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
806 (fflush): Accept given NULL stream (means "all streams").
808 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
810 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
811 (__mf_adapt_cache): Use them all.
812 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
813 * testsuite/libmudflap.c++/ctors.exp: Ditto.
814 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
815 * configure, config.h.in: Regenerated.
817 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
819 * configure.ac: Checking for sys/socket.h once is enough.
820 * configure: Regenerated.
822 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
824 * configure.ac: Look for more headers & functions.
825 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
826 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
827 * mf-runtime.c (options): Clean up integer signedness warnings.
828 (main): Add a declaration to fix a warning.
829 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
830 * configure, config.h.in: Regenerated.
832 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
834 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
835 New tests for proper base/limit checking for aggregates.
837 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
839 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
841 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
843 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
844 * mf-hooks2.c (strerror): Unregister previous string returned by
846 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
847 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
848 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
849 * mf-runtime.c (__mf_describe_object): Clarify object life status.
850 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
852 * configure, config.h.in: Regenerated.
854 2004-08-03 Dale Johannesen <dalej@apple.com>
856 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
858 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
860 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
861 simplified contents in all former callers.
863 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
865 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
866 the statically linked case.
868 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
870 * splay-tree.[ch]: Remove. Merge contents into ...
871 * mf-runtime.c: ... here, renaming symbols and making all functions
872 static. Remove unused min/max functions.
873 * Makefile.am: Forget about splay-tree.[ch].
874 * Makefile.in, testsuite/Makefile.in: Regenerated.
876 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
878 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
879 (__mfu_usage): Include (C) 2004.
880 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
881 here. Include a comment explaining why.
883 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
885 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
886 * mf-runtime.c (options): Give them a name.
887 (__mf_set_default_options): Set them.
888 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
889 (__mf_violation): Warning cleanup.
890 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
891 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
893 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
896 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
899 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
901 Test case for g++/15861
902 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
903 * testsuite/libmudflap.c++/ctors.exp: Driver.
904 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
905 Look only for *frag* test cases.
907 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
909 ANSI C conversion, libmudflap specialization, recursion limiting.
910 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
911 argument and indirection function pointers, update callers.
912 (splay_tree_s): Add statistics and recursion control fields
913 num_keys, max_depth, depth, rebalance_p.
914 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
915 Back out of search if it exceeds limit.
916 (splay_tree_splay): Manage recursion limiting with rebalancing as
918 (splay_tree_new): More initialization.
919 (splay_tree_rebalance): New function.
920 (splay_tree_foreach): Rewrite using nonrecursive logic.
921 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
922 Remove. Point indirect calls to mf-runtime.c's routines.
923 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
925 (splay_tree_delete, splay_tree_delete_helper): Ditto.
926 * testsuite/heap-scalestress.c: New test based on one from
927 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
929 2004-07-05 Matthias Klose <doko@debian.org>
931 * libtool-version: New.
932 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
933 Use -version-info for soname.
934 * Makefile.in: Regenerate.
935 * configure.ac: Remove libtool_VERSION macro
936 * configure: Regenerate
938 2004-07-05 Zack Weinberg <zack@codesourcery.com>
940 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
941 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
944 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
946 Splay tree implementation fork.
947 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
948 Use hard-coded comparison function for uintptr_t. Remove key/value
949 deallocation logic. Cache last splayed key for consecutive lookups.
950 * Makefile.am, Makefile.in: Use them, don't link to them.
951 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
952 (__mf_find_objects2): Flip successor/predecessor search sequence.
953 * ansidecl.h, libiberty.h: Removed dummy files.
955 2004-06-29 Nick Clifton <nickc@redhat.com>
957 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
958 * configure: Regenerate.
959 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
961 Remove spurious inclusion of <strings.h>.
963 2004-06-29 Nick Clifton <nickc@redhat.com>
965 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
966 function actually exists.
968 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
970 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
971 * config.h.in: Regenerated.
973 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
975 Adopt splay trees for object database.
976 * Makefile.am: Copy splay-tree.* from libiberty.
977 * Makefile.in, testsuite/Makefile.in: Regenerated.
978 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
979 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
980 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
981 * mf-runtime.c: Rewrite code dealing with object database to use
982 libiberty splay trees. Remove tree liveness aging option.
983 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
985 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
987 * configure.ac: New name of configure.in. Update
988 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
989 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
990 Autoconf 2.5x and Automake 1.7 or later.
991 * configure.in: Remove.
992 * configure: Regenerate.
994 * Makefile.am: Remove useless multilib rules.
995 * Makefile.in: Regenerate.
997 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
999 * .cvsignore: New file.
1001 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
1004 * mf-hooks2.c (semctl): Add cygwin porting hack.
1006 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
1009 * configure.in: Look for ctype header and glibc implementation.
1010 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
1011 array hooks for glibc 2.3.
1012 * mf-runtime.h.in: Wrap them.
1013 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
1015 * testsuite/libmudflap.c/pass47-frag.c: New test.
1016 * configure, config.h.in: Regenerated.
1018 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
1020 Portability improvements, e.g., libmudflap/15293.
1021 * configure.in: Look for glibc extension functions. Look for
1022 support of -f{function,data}-sections. Look for more headers.
1023 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
1024 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
1025 mf-hooks* into usual single object per source.
1026 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
1027 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
1028 if system doesn't provide one.
1029 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
1030 (pthread_create): Use it to properly GC dead thread stacks.
1031 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
1032 * testsuite/Makefile.am: Stop generating site.exp.
1033 * testsuite/mfconfig.exp.in: New file.
1034 * testsuite/config/default.exp: Load new mfconfig.exp.
1035 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
1036 (prune_gcc_output): Add glibc static linking warnings.
1037 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
1038 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
1039 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
1040 Regenerated with autoconf 2.57 and automake 1.7.
1042 2004-06-04 Per Bothner <per@bothner.com>
1044 * configure.in (LIBMUDFLAPTH): Fix thinko.
1046 * configure.in: Check for more headers.
1047 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1049 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1050 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1052 2004-06-01 Andreas Jaeger <aj@suse.de>
1054 * configure.in: Handle multilibs, support
1055 --enable-version-specific-runtime-libs.
1056 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1057 (toolexeclib_LTLIBRARIES): this for multilib support.
1058 * Makefile.in: Regenerated.
1059 * configure: Regenerated.
1060 * aclocal.m4: Regenerated.
1061 * config.h.in: Regenerated.
1062 * testsuite/Makefile.in: Regenerated.
1064 2004-06-01 Andreas Jaeger <aj@suse.de>
1066 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1067 multilibs, using multilib directory instead of hardcoded path.
1070 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1072 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1073 * Makefile.in: Ditto.
1075 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1077 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1078 * aclocal.m4, configure: Rebuilt.
1080 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1082 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1083 import some build settings from libstdc++-v3 testsuite_flags.
1084 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1085 changes to pass test language.
1087 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1088 quicker mode-nop handling.
1090 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1092 * mf-impl.h: Added libgcc license header.
1094 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1096 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1097 Added libgcc license header.
1098 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1099 (pthread_create): Simplify stack allocation syntax.
1101 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1103 * mf-hooks2.c: Support FreeBSD.
1104 (WRAP_gets): Avoid gets().
1105 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1106 test unimplemented mem/str calls on FreeBSD.
1107 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1108 <alloca.h> on FreeBSD.
1110 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1112 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1113 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1114 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1115 flags for static linking permutation.
1116 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1117 some pthreads code that croaks on linux glibc tls.
1119 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1121 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1123 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1125 * testsuite/libmudflap.c/pass44-frag.c: New test.
1127 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1129 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1131 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1133 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1135 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1137 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1139 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1142 * configure.in: Add check for see if
1143 socklen_t typedef is in sys/socket.h.
1144 * mf-hooks1.c: Add define if socklen_t
1146 * mf-hooks2.c: Likewise.
1147 * mf-hooks3.c: Likewise.
1148 * config.h.in: Regen.
1151 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1153 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1154 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1156 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1157 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1158 (unoptimized) allocation of stack space.
1160 2003-12-07 Richard Henderson <rth@redhat.com>
1162 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1163 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1165 2003-12-06 Andrew Pinski <apinski@apple.com>
1167 partial PR libmudflap/12670
1168 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1169 * mf-hooks2.c: Likewise.
1170 * mf-hooks3.c: Likewise.
1172 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1175 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1176 symbols interposed at compile time.
1177 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1180 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1182 * configure.in: Reorganize check for <pthread.h>.
1183 * configure: Regenerated.
1185 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1187 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1188 (_LARGE_FILE_API): Define for AIX.
1189 * mf-hooks[123]: Same.
1190 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1192 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1194 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1196 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1198 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1200 * configure.in: Update check for union semun.
1202 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1205 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1207 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1210 * configure.in: Add checks for 64-bit LFS functions, struct semun
1211 definition, for BSD compatibility.
1212 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1213 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1214 * mf-hooks3.c: Ditto.
1215 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1217 * configure, config.h.in: Regenerated.
1219 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1221 Multithreading fixes:
1222 * mf-runtime.c (__mf_object): Store allocating/deallocating
1224 (options): Support new "-thread-stack" option.
1225 Rename "-heur-argv-environ" option to "-heur-stdlib".
1226 Disable "-lc-mask" and "-lc-shift" options.
1227 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1228 (__assert_fail): New self-contained function for glibc.
1229 * mf-hooks3.c: Essentially rewritten, particularly related to
1230 use of __mf_pthread_info array.
1231 (pthread_join, _exit): New hook functions.
1232 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1233 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1236 * mf-heuristics.c: Add type casts for tracing, sub calls.
1237 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1238 Update all callers to declare explicit result holder.
1239 (END_PROTECT): Removed.
1240 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1242 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1244 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1245 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1246 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1248 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1250 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1251 * mf-hooks: Removed.
1252 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1253 Move these macros from old mf-hooks.c here.
1254 * Makefile.am: Adapt to split-up hook sources for faster builds.
1255 * Makefile.in: Regenerated.
1257 * mf-heuristics.c: Remove #if-0 block.
1259 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1260 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1261 (CALL_REAL, __mf_init): Corresponding changes.
1262 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1263 all callers to remove redundant "mf:" prefix.
1264 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1265 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1266 (__mf_pthread_info): Become a hash table.
1268 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1269 "dg-repetitions" directives to control test case execution.
1270 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1272 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1274 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1276 * mf-hooks.c (alloca): Separate into stub.
1277 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1278 malloc/free for alloca blocks.
1279 (pthread_create): Tolerate failing pthread_attr_get* calls.
1280 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1281 * mf-impl.h (CALL_WRAP): Remove macro.
1282 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1283 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1284 padding for ia64 BIT_FIELD_REF constructs.
1286 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1288 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1289 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1290 libmudflap object type.
1291 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1292 crashes on unregistering STATIC objects.
1294 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1296 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1297 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1298 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1299 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1300 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1301 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1302 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1303 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1304 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1305 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1306 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1307 (accept, bind, connect, gethostname, sethostname): New hooks.
1308 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1309 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1310 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1311 * mf-runtime.h.in: Corresponding changes.
1312 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1313 (opts) Rename heur_argv_environ to heur_std_data.
1314 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1315 * Makefile.am: Corresponding changes.
1316 * Makefile.in: Regenerated.
1318 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1320 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1321 heuristic for threaded case, and for non-x86-linux targets.
1322 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1323 for use during pre-main() program startup.
1324 (__mf_0fn_*): Make these functions non-static.
1325 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1327 * mf-runtime.c (__mf_state): Set initial state to "starting".
1328 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1329 (__wrap_main): New function to register argv[] and environ[] strings.
1330 (__mf_ini): Call it.
1331 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1333 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1334 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1336 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1338 * aclocal.m4, configure: Regenerated.
1340 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1342 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1343 * aclocal.m4, configure: Regenerated.
1345 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1347 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1348 for x86_64 target. Disable caching for this value.
1349 * aclocal.m4, configure: Regenerated.
1351 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1353 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1354 is about to become deprecated, and its present handling bugs are
1357 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1359 * testsuite/libmudflap.c/pass38-frag.c: New test for
1362 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1364 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1365 __mf_report, asserting reentrant calling context.
1367 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1369 * mf-hooks.c (realloc): Correct reentrancy logic.
1370 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1372 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1374 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1375 PTHREAD_THREADS_MAX. Update users.
1376 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1378 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1379 with libmudflapth presence indicator.
1380 * testsuite/Makefile.in: Regenerated.
1382 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1384 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1385 * configure.in: Remove silly no-pthreads => no-shared logic.
1386 * Makefile.in, configure: Regenerated.
1387 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1388 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1389 code. Count reentrancy events.
1390 (all hook functions): Don't directly manipulate __mf_state variable.
1391 Add TRACE calls to hook functions without them.
1392 * mf-impl.h (LOCKTH): Try to count lock contention events.
1393 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1394 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1395 Reorganize reentrancy code.
1396 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1397 identify reentrancy with mutex holding times.
1398 (internal __mfu_ entry points): Remove internal reentrancy code.
1399 (__mf_init): Use ordinary locked calls.
1400 (__mfu_report): Print the two new counts.
1401 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1402 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1403 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1404 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1407 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1409 * configure.in: Add pthread support, plus glibc and porting hacks.
1410 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1411 from objects built into ./pth/.
1412 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1413 functions for internal entry points. Update callers to pick
1414 locked vs. unlocked variants.
1415 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1416 info coming in from a static data structure.
1417 (*): Reorder miscellaneous declarations to group data vs functions.
1418 (__mf_set_default_options): Simplify.
1419 (__mf_usage): Mention threading status of host executable.
1420 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1421 decls to match above.
1422 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1423 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1424 some lock/unlock markers. Remove some unused code.
1426 (pthread_create): New hook function.
1427 (__mf_pthread_cleanup, _spawner): New helper functions.
1428 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1430 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1432 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1434 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1436 * Makefile.am (HOOKOBJS): Add *time related hooks.
1437 * configure.in: Look for pthreads.h header.
1438 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1439 * mf-runtime.c: Begin sketching some pthreads support.
1440 (__mf_usage): Check for -lpthread presence.
1441 (__mf_unregister): Confirm matching unregistration base.
1442 (__mf_find_objects_rec): Reduce unnecessary recursion.
1443 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1444 #defines for new hook functions.
1445 * mf-impl.h: Corresponding changes.
1446 * config.h.in, configure, Makefile.in: Regenerated.
1448 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1450 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1451 modifiers to prevent being optimized away.
1452 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1453 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1454 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1455 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1456 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1457 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1458 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1460 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1462 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1463 * configure.in: Look for uintptr_t and -ldl on target.
1464 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1465 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1466 * testsuite/Makefile.in: Regenerated.
1467 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1468 for better C compliance.
1470 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1472 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1474 * mf-runtime.c (__mf_set_default_options): Turn off
1475 check-initialization.
1476 (__mf_describe_object): Shorten description.
1477 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1479 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1481 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1483 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1485 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1487 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1488 * mf-impl.h (CALL_BACKUP): New macros.
1489 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1491 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1493 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1494 (HOOKOBJS): Remove dlopen hook.
1495 (libmudflap_la_LIBADD): Add -ldl.
1496 * mf-hooks.c (dlopen): Remove hook.
1497 * mf-impl.h (__mf_dynamic): Ditto.
1498 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1499 * Makefile.in: Regenerated.
1501 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1503 * configure.in: Check for target gettimeofday, signal, some headers.
1504 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1505 out inop multi_threaded field.
1506 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1507 (__mf_set_options): Correct handling of "-help".
1508 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1509 (__mf_check, __mf_register, __mf_unregister): Call it.
1510 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1511 (__mf_report_leaks): Make callable
1512 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1513 distribution statistics.
1514 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1516 * config.h.in, configure: Regenerated.
1517 * testsuite/libmudflap.c/fail27-frag.c: New test.
1518 * testsuite/libmudflap.c/pass36-frag.c: New test.
1520 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1522 * mf-runtime.h.in: Tweak.
1523 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1524 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1525 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1527 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1529 * configure.in: Tweak generation of mf-runtime.h some more. It
1530 needs to work from both config.status and configure.
1531 * configure: Regenerated.
1533 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1535 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1536 * configure.in: Tweak generation of mf-runtime.h.
1537 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1538 * mf-hooks.c (*): Adapt to initialized-heap object type.
1539 * mf-impl.h: Tweak cemetary boundaries.
1540 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1542 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1543 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1544 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1545 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1547 * testsuite/.../fail{25,26}-frag.c: New tests.
1548 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1549 * Makefile.in, configure: Regenerated.
1551 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1553 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1554 checking by default.
1555 (__mf_insert_new_object): As a temporary hack, assume that new
1556 objects registered on the stack start out initialized.
1557 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1558 heap objects by hand.
1560 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1562 Switch to macro-style hooks for str*/mem*/b* functions.
1563 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1564 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1565 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1566 (__mf_set_default_options): Turn off heur_proc_map.
1567 (*): Adapt to to macro-style hook functions.
1568 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1569 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1570 (__mf_violation): Handle __MF_VIOL_WATCH.
1571 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1572 (__mf_dynamic): Removed mem*/str*/b* functions.
1573 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1574 (WRAPPER2): New macro for macro-style hooks.
1575 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1577 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1578 * mf-heuristics.c: Adapt to macro-style hook functions.
1579 Correct some comments.
1580 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1581 output pattern tests.
1582 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1583 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1585 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1587 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1588 for global array registration.
1589 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1590 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1592 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1594 * Makefile.am: Add gross make bug workarounds. Tweaked
1595 SUBDIRS and AM_CFLAGS.
1596 * Makefile.in: Regenerated.
1598 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1601 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1602 * Makefile.am (TESTS): Remove simple automake testing.
1603 * configure, Makefile.in: Regenerated.
1604 (SUBDIRS): Include new testsuite/ directory.
1605 * tests/*: Removed all files; moved bulk under:
1606 * testsuite/*: New subdirectory tree.
1607 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1608 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1609 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1610 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1611 * testsuite/config/default.exp: New file.
1612 * testsuite/Makefile.am, Makefile.in: New files.
1614 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1616 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1617 (TESTS): Add fail22 and pass29 tests.
1618 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1619 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1620 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1621 values. Move __MF_VIOL* here.
1622 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1623 (check_initialization): New field in __mf_opts. Default off.
1624 (read_count,write_count): New fields in __mf_object.
1625 (__mf_check): Implement basic initialization checking.
1626 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1627 (__mf_describe_object): Print new fields.
1628 (__mf_violation): Identify check/read vs. check/write in messages.
1629 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1630 "-check-initialized" mudflap option.
1631 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1632 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1633 Drop __FILE__/__LINE__ hack. Update callers.
1634 (*): Adapt to new mf-runtime.h API.
1635 * Makefile.in: regenerated.
1637 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1639 * configure.in: Build mf-runtime.h a more proper way.
1640 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1641 * mf-runtime.c (verbose_violations): Turn on by default.
1642 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1643 * mf-impl.h: ... and move it here.
1644 * configure: Regenerated.
1646 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1648 * configure.in: Look for C++ compiler.
1649 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1650 fixed type warnings when built with C++.
1651 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1652 * Makefile.am (TESTS): Run them.
1653 (*) Add new rules for building and running C++ tests.
1654 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1655 * mf-runtime.h.in: Protect with extern "C".
1656 * Makefile, configure: Regenerated.
1658 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1660 Portability improvements.
1661 * configure.in: Look for glibc backtrace headers/functions.
1662 * mf-hooks.c: Don't include <execinfo.h> any more.
1663 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1665 (__mf_backtrace): Provide alternate baby implementation in
1667 * test/mf-driver.c: Portability tweaks.
1668 * acinclude.m4: New file, containing top level libtool.m4.
1669 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1671 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1673 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1675 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1677 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1679 (__mf_unregister): Implement stack/heap object wiping.
1680 (__mf_set_options): Renamed from __mf_process_opts.
1681 (__mf_uncache_object): Change arg type, correct callers.
1682 * mf-impl.h: Corresponding changes.
1683 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1684 * mf-runtime.h.in (__mf_set_options): Extend public API.
1685 * test/pass26-frag.c: New test for stack wiping.
1686 * Makefile.am (TESTS): Run it.
1687 * Makefile.in: Regenerated.
1689 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1691 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1692 * mf-runtime.c (__mf_object_t): Add watching_p field.
1693 (__mf_watch_or_not): New function to implement
1694 object watch flagging.
1695 (__mf_watch, __mf_unwatch): New wrappers for above.
1696 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1697 (__mf_count_violation): Enlarge array.
1698 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1699 unlink object. Clear cache properly.
1700 (__mf_unregister): Unlink object explicitly before uncaching.
1701 * test/fail21-frag.c, pass25-frag.c: New tests.
1702 * Makefile.in, aclocal.m4: Regenerated.
1704 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1706 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1707 * Makefile.am (TESTS): Add it.
1708 * test/pass-stratcliff.c: Add decls of stpcpy.
1709 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1710 build tree from config.h and new file mf-runtime.h.in.
1711 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1712 * Makefile.in, configure, config.h.in: Regenerated.
1713 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1714 * mf-runtime.c (options, __mf_set_default_options): Support new
1715 default "abbreviate" option.
1716 (__mf_object.description_epoch): New field.
1717 (__mf_describe_object): Conditionally abbreviate objects already
1718 displayed in current epoch. Accept NULL input to increment epoch.
1719 (__mf_fini, __mf_ini): Reset description epoch.
1720 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1721 that NULL pointer slot in lookup cache is invalidated. Register a
1722 NOACCESS region around NULL.
1723 * mf-impl.h: Corresponding changes.
1725 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1727 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1728 * Makefile.am: Run them. Install mf-runtime.h.
1729 * Makefile.in: Regenerated.
1730 * mf-hooks.c: Add some markers for more missing functions.
1731 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1732 statistic to tune tune cache size (mask).
1734 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1736 * test/pass23-frag.c: New test for bit_field_ref expressions.
1737 * Makefile.am, Makefile.in: Add new test.
1738 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1739 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1740 * mf-runtime.c (__mf_init): Register errno global.
1741 (__mf_find_object): Removed function.
1742 (__mf_check): Rewrite logic to support accesses across some
1743 contiguous but distinctly registered objects.
1744 (__mf_remove_old_object): Tolerate cache entries that span
1747 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1749 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1750 * Makefile.am, Makefile.in: Run new tests.
1751 * mf-hooks.c (alloca): Correct stack direction logic.
1753 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1755 * mf-impl.h (adapt_cache): New option.
1756 * mf-runtime.c (__mf_set_default_options): Set its default value.
1757 Tweak the tree_aging parameter down.
1758 (__mf_check): Maintain separate counter for cache-adaptation.
1759 (__mf_tree_analyze): New function to collect object tree stats.
1760 (__mf_adapt_cache): New function to automate cache parameters.
1762 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1764 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1765 hypothetical #if-0'd argv/envp region registration.
1766 * mf-runtime.c (__mf_init): Add kludged form of above.
1767 (*) Add "heur_argv_environ" flag, default on, to govern this.
1768 * mf-impl.h: Corresponding changes.
1770 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1772 * test/fail18-frag.c: New test file for NOACCESS regions.
1773 * Makefile.am (TESTS): Add new test.
1774 * Makefile.in: Regenerated.
1776 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1777 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1778 (optimize_object_tree): Remove unused mudflap_option.
1779 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1780 support throughout. Use .._MAX_CEM for cemetary upper bound.
1781 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1783 (__mf_object): Add new liveness field for use by tree aging.
1784 (__mf_check): Trigger tree aging when needed.
1785 (__mf_age_tree): New function to decay liveness field.
1786 (__mf_find_objects_rec): Use liveness field to rotate tree.
1787 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1788 (__mf_unregister): Ditto.
1789 (__mf_register): Tweak duplicate-static message.
1790 (__mf_violation: Tweak nearby-object counter printing.
1792 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1794 * test/pass20-frag.c: New test file.
1795 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1796 * Makefile.in: Regenerated.
1798 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1799 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1800 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1801 entries to avoid repeat registration.
1802 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1803 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1805 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1807 * Makefile.am: Create test sources with #include, not cat>>.
1808 * Makefile.in: Regenerated.
1809 * test/buildtest.sh: Removed.
1810 * test/driver.c (abort_handler, main): Be quiet.
1812 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1814 * test/pass18-frag.c, pass19-frag.c: New tests.
1815 * Makefile.am (check): Run them. Rebuild test programs each time.
1816 * Makefile.in: Regenerated.
1818 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1820 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1821 overlapping object search.
1822 (__mf_violation): Likewise for nearby objects.
1823 Improve nearby-object listing.
1826 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1827 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1829 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1832 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1833 (HOOKOBJS): Add alloca-hook.o.
1834 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1836 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1837 (__mf_backtrace): Reimplement without using alloca.
1838 * Makefile.in: Regenerated.
1841 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1842 Correct signedness bugs in length-tracking variables.
1843 * mf-impl.h: Make options unsigned.
1844 (CALL_WRAP): New macro to parallel CALL_REAL().
1845 (DECLARE): Remove erroneous ";" at end.
1846 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1847 formatting specs with %08lx. Correct several compiler warnings.
1849 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1851 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1853 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1855 libmudflap hook breakup:
1856 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1858 (TESTS): Make dependent on libmudflap.
1859 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1860 compiled from segments of mf-hooks.c.
1861 * mf-hooks.c: Corresponding changes: wrap each function in
1863 * Makefile.in: Regenerated.
1865 Heuristics reorganization:
1866 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1867 Remove these functions. Update callers.
1868 (__mf_heuristic_check): Incorporate all the various heuristics.
1869 Encode cacheability/retry judgement into trinary return value.
1870 Separate start-end logic into a separate fallback heuristic. Only
1871 register relevant /proc/self/map segments.
1872 * mf-impl.h: Corresponding changes.
1873 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1874 (__mf_init): Don't call __mf_init_heuristics.
1877 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1878 "-verbose-trace" to emit all tracing messages other than those of
1879 basic public api. Eliminate some duplicate/excessive messages.
1880 * mf-runtime.h: Corresponding changes.
1882 2002-08-27 Graydon Hoare <graydon@redhat.com>
1884 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1885 and __real when compiled with -DPIC.
1886 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1887 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1888 * Makefile.in: Regenerate.
1890 2002-08-26 Graydon Hoare <graydon@redhat.com>
1892 * mf-impl.h: New file, private implementation header.
1893 * mf-runtime.h: Reorganize a bit.
1894 (CLAMPSZ): Fix arithmetic.
1895 (__MF_CACHE_MISS_P): Fix arithmetic.
1896 * mf-runtime.c: Reorganize a bit.
1897 (__mf_dynamic): New structure.
1898 (resolve_single_dynamic): New function.
1899 (__mf_resolve_dynamics): New function.
1900 (__mf_init): Initialize dynamic wrappers.
1901 * mf-hooks.c: Macro-ize __real calls.
1902 Clamp various bits of arithmetic.
1903 Add explicit __mf_check call contexts.
1904 * Makefile.am: Add dependencies on mf-impl.h
1905 * Makefile.in: Regenerate.
1906 * configure.in: Comment out shared override.
1907 * configure: Regenerate.
1909 2002-08-22 Graydon Hoare <graydon@redhat.com>
1911 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1912 (__mf_check): Re-inialize and check heuristics before violation.
1913 (__mf_register): Permit updating pure-guess regions.
1914 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1915 (__wrap_dlopen): New wrapper function.
1916 (__wrap_mmap): New wrapper function.
1917 (__wrap_munmap): New wrapper function.
1918 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1919 which are not stack addresses.
1920 (is_stack_address): New function.
1921 (__mf_init_heuristics): Save and restore state, always initialize with
1924 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1926 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1927 error. Pass location string.
1928 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1929 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1930 (__mf_process_opts): Apply some sanity checking for lc-mask.
1931 (__mf_check, __mf_violation): Take new location-string argument.
1932 Update callers to pass NULL if necessary.
1933 (__mf_backtrace): New smart backtracer function. Calls replace
1934 several ad-hoc blocks elsewhere.
1935 (__mf_describe_object): Remove bad reentrancy test. Improve
1937 * mf-runtime.h: Corresponding changes. Public/private markup.
1938 (__MF_CACHE_MISS_P): New macro.
1940 2002-08-20 Graydon Hoare <graydon@redhat.com>
1942 * mf-runtime.h: New option: stack_bound (heuristic).
1943 Move some macros out of implementation files.
1944 * mf-runtime.c: New option string: -stack-bound.
1945 Unify recursion protection with hooks.
1947 (__mf_check): Call __mf_heuristic_check.
1948 (__mf_process_opts): Fix "no-" processing.
1949 * mf-heuristics.c (__mf_heuristic_check): New function.
1950 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1952 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1954 Option parsing improvements, region splitting bug fixes:
1955 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1956 * mf-runtime.h (heur_proc_map): New libmudflap option.
1957 * mf-runtime.c (__mf_set_default_options): Set it.
1958 (__mf_usage): Print default values/status.
1959 (__mf_process_opts): Support general "no-" option string prefix.
1960 (__mf_init): Print __mf_usage on unknown-option error.
1961 (__mf_register): Print trace message up front.
1962 Correct region splitting logic for case where a subregion disappears.
1963 Correct memory leak.
1964 (__mf_violation): Make even basic message conditional on option.
1967 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1968 (clean-local): New target.
1969 (test/*x rules): Add -g CFLAGS.
1970 (CFLAGS): Add -freorder-blocks.
1971 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1972 * Makefile.in: Regenerated.
1973 * Makefile, mf-config.h: Removed files.
1975 2002-08-16 Graydon Hoare <graydon@redhat.com>
1977 * mf-runtime.c (__mf_insert_new_object): Factor out of
1979 (__mf_remove_old_object): Factor out of __mf_unregister.
1980 (__mf_register): Handle guessed regions, splitting
1981 guesses when new registrations arrive.
1982 (__mf_unregister): Do not unregister guesses.
1983 * mf-runtime.h: Move convenience macros around,
1984 declare new option fields. Add __MF_TYPE_GUESS.
1985 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1986 (__wrap_free): Call __real_free for deferred frees.
1987 * Makefile.am: Add more tests, fix dependency.
1988 * Makefile.in: Regenerate.
1989 * test/pass[13..17]-frag.c: New testcases.
1990 * test/fail[13..17]-frag.c: New testcases.
1992 2002-08-15 Graydon Hoare <graydon@redhat.com>
1994 * mf-heuristics.c: New file.
1995 * mf-runtime.c (options): Add -trace-calls option.
1996 (__mf_init): Call __mf_init_heuristics.
1998 2002-08-14 Graydon Hoare <graydon@redhat.com>
2000 * Makefile.am (TESTS): Add testsuite support.
2001 * Makefile.in: Regenerate.
2002 * test/mf-driver.c: New file.
2003 * test/buildtest.sh: New file.
2004 * test/passNN-frag.c: New testcases.
2005 * test/failNN-frag.c: New testcases.
2007 2002-08-14 Graydon Hoare <graydon@redhat.com>
2009 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
2010 verifying non-size-limited string extents.
2012 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
2014 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
2015 instead of plain str[n]len for internal checks.
2016 * mf-runtime.c (__mf_violation): Print optional stack traceback.
2018 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
2020 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
2022 2002-08-13 Graydon Hoare <graydon@redhat.com>
2024 * mf-runtime.c: Rework configuration to operate on
2025 environment variable options rather than #defines
2026 (__mf_violation): Add simple fork-a-gdb violaiton mode.
2027 (__mf_init): Set static __mf_active_p flag on startup,
2028 to inhibit mudflap wrap-based checking during crt0.s.
2029 * mf-runtime.h: Declare options structure.
2030 * mf-hooks.c: New wrappings for mem*, b*, str*
2031 libc functions (temporarily #if 0-ed out).
2033 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
2035 * Makefile.am, configure.in: New files.
2036 * Makefile.in, Makefile, configure, config.h.in: New generated files.
2037 * stamp-h.in, aclocal.m4: Ditto.
2039 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
2041 * Makefile: New file.
2042 * mf-config.h: New file: runtime configuration.
2043 * mf-hooks.c: New file: interposed libc functions.
2044 * mf-runtime.c: New file: bulk of runtime.
2045 * mf-runtime.h: New file: public functions.