1 2012-12-15 Alexandre Oliva <aoliva@redhat.com>
3 * mf-hooks1.c (free): Return on NULL before any logging.
5 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
7 * configure: Regenerated.
9 2012-07-13 Richard Guenther <rguenther@suse.de>
11 * testsuite/libmudflap.c++/ctors.exp: Explicitely specify -O0.
12 * testsuite/libmudflap.c++/c++frags.exp: Likewise.
13 * testsuite/libmudflap.cth/cthfrags.exp: Likewise.
14 * testsuite/libmudflap.c/cfrags.exp: Likewise.
15 * testsuite/libmudflap.c/externs.exp: Likewise.
17 2012-07-13 Richard Guenther <rguenther@suse.de>
19 * testsuite/libmudflap.c/fail11-frag.c: Adjust to not look like memset.
20 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
22 2012-05-29 Joseph Myers <joseph@codesourcery.com>
24 * mf-impl.h: Fix typo.
26 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
28 * configure: Regenerated.
30 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
33 * testsuite/lib/libmudflap.exp: Handle caret.
35 2012-01-19 Jakub Jelinek <jakub@redhat.com>
38 * testsuite/libmudflap.c/fail68-frag.c: New test.
40 2012-01-01 Jakub Jelinek <jakub@redhat.com>
42 * mf-runtime.c (__mf_usage): Update copyright notice dates.
44 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
46 * configure: Regenerate.
48 2011-07-31 Tom de Vries <tom@codesourcery.com>
51 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
54 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
57 2011-07-15 Jakub Jelinek <jakub@redhat.com>
60 PR tree-optimization/49309
61 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
63 2011-07-15 Jakub Jelinek <jakub@redhat.com>
66 PR tree-optimization/49309
67 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
69 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
71 * configure.ac: Don't create pth.
72 Check for library containing sched_yield.
73 * configure: Regenerate.
74 * config.h.in: Regenerate.
76 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
77 mfconfig_libs in -static check.
79 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
82 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
83 stdin, stdout, stderr.
84 Register __ctype, __ctype_mask.
86 * configure.ac: Check for mmap64.
87 Check for rawmemchr, stpcpy, mempcpy.
88 * configure: Regenerate.
89 * config.h.in: Regenerate.
90 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
91 (mmap64): New wrapper function.
92 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
93 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
95 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
98 * mf-hooks3.c (_REENTRANT): Define.
100 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
102 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
104 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
106 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
109 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
112 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
114 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
115 --noinhibit-exec to GNU ld.
117 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
120 * configure.ac: Check for sys/mnttab.h.
121 Check for library containing connect.
122 * configure: Regenerate.
123 * config.h.in: Regenerate.
124 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
125 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
126 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
128 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
130 * configure: Regenerate.
132 2011-01-03 Jakub Jelinek <jakub@redhat.com>
134 * mf-runtime.c (__mf_usage): Update copyright notice dates.
136 2010-10-31 Jason Merrill <jason@redhat.com>
139 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
141 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
143 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
146 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
149 * configure: Regenerate.
151 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
153 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
155 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
157 * testsuite/lib/mfdg.exp (additional_prunes): New global.
158 (dg-test): Clear additional_prunes before test is run.
159 (dg-prune-output): New procedure.
160 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
162 (libmudflap-dg-prune): New procedure.
163 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
166 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
169 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
170 * Makefile.in: Regenerate.
171 * testsuite/Makefile.in: Regenerate.
173 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
175 * Makefile.in: Regenerate.
176 * aclocal.m4: Regenerate.
177 * testsuite/Makefile.in: Regenerate.
179 2010-03-15 David S. Miller <davem@davemloft.net>
181 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
184 2010-01-09 Jakub Jelinek <jakub@redhat.com>
186 * mf-runtime.c (__mf_usage): Update copyright notice dates.
188 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
190 * Makefile.in: Regenerate.
191 * configure: Regenerate.
192 * testsuite/Makefile.in: Regenerate.
194 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
197 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
198 running setuid or setgid.
200 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
202 * mf-runtime.c (__mf_init): Support FreeBSD.
203 Prime mutex which calls calloc upon first lock to avoid deadlock.
204 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
205 Ignore red zone allocation request for initial thread's stack.
207 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
208 Andreas Schwab <schwab@linux-m68k.org>
210 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
211 if not in system header; use it. On FreeBSD, must pass fd==-1
212 with MAP_ANON flag. Correct mmap error check.
213 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
215 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
217 * configure.ac (AC_PREREQ): Bump to 2.64.
219 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
221 * Makefile.am (install-html, install-pdf): Remove.
222 * Makefile.in: Regenerate.
224 * Makefile.in: Regenerate.
225 * aclocal.m4: Regenerate.
226 * config.h.in: Regenerate.
227 * configure: Regenerate.
228 * testsuite/Makefile.in: Regenerate.
230 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
232 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
234 2009-07-16 Joseph Myers <joseph@codesourcery.com>
236 * configure: Regenerate.
238 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
243 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
245 2009-07-01 Richard Guenther <rguenther@suse.de>
247 PR tree-optimization/19831
248 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
250 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
251 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
252 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
254 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
256 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
257 to ld_library_path. Use add_path. Add just find_libgcc_s to
258 ld_library_path, not every libgcc multilib directory.
260 2009-04-09 Nick Clifton <nickc@redhat.com>
262 * mf-hooks1.c: Change copyright header to refer to version 3
263 of the GNU General Public License with version 3.1 of the GCC
264 Runtime Library Exception and to point readers at the COPYING3
265 and COPYING3.RUNTIME files and the FSF's license web page.
266 * mf-heuristics.c: Likewise.
267 * mf-hooks2.c: Likewise.
268 * mf-hooks3.c: Likewise.
269 * mf-impl.h: Likewise.
270 * mf-runtime.c: Likewise.
271 * mf-runtime.h: Likewise.
273 2009-04-09 Jakub Jelinek <jakub@redhat.com>
275 * testsuite/lib/mfdg.exp: Change copyright header to refer to
276 version 3 of the GNU General Public License and to point readers
277 at the COPYING3 file and the FSF's license web page.
278 * testsuite/lib/libmudflap.exp: Likewise.
280 2009-03-31 Ben Elliston <bje@au.ibm.com>
283 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
284 object', not `mudflap object'.
286 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
288 * configure: Regenerate.
290 2009-02-03 Jakub Jelinek <jakub@redhat.com>
292 * mf-runtime.c (__mf_usage): Update copyright notice dates.
294 2009-01-23 Jie Zhang <jie.zhang@analog.com>
296 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
297 __thread when TLS support is emulated.
298 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
299 * mf-runtime.c (__mf_state_1): Likewise.
300 * configure.ac: Use GCC_CHECK_EMUTLS.
301 * configure: Regenerate.
302 * config.h.in: Regenerate.
304 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
306 * configure: Regenerate.
308 2008-11-26 Janis Johnson <janis187@us.ibm.com>
311 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
312 (dg-timeout): Remove.
313 (standard-wait): Remove.
314 * testsuite/lib/libmudflap.exp: Include new timeout library files.
315 (libmudflap_target_compile): Set timeout value from new proc.
317 2008-11-10 Jakub Jelinek <jakub@redhat.com>
320 * testsuite/libmudflap.c/pass67-frag.c: New test.
322 2008-10-09 Jakub Jelinek <jakub@redhat.com>
325 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
327 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
328 Steve Ellcey <sje@cup.hp.com>
330 * configure: Regenerate for new libtool.
331 * Makefile.in: Ditto.
332 * testsuite/Makefile.in: Ditto.
334 2008-09-15 Jakub Jelinek <jakub@redhat.com>
337 * testsuite/libmudflap.c/pass64-frag.c: New test.
339 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
341 * Makefile.in: Regenerate.
342 * config.h.in: Regenerate.
343 * configure: Regenerate.
344 * testsuite/Makefile.in: Regenerate.
346 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
349 * aclocal.m4: Regenerate.
350 * configure: Regenerate.
352 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
354 * testsuite/libmudflap.c/pass63-frag.c: New test.
356 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
358 * aclocal.m4: Regenerate.
359 * configure: Likewise.
360 * Makefile.in: Likewise.
361 * testsuite/Makefile.in: Likewise.
363 2008-03-02 Jakub Jelinek <jakub@redhat.com>
365 * mf-runtime.c (__mf_usage): Update copyright notice dates.
367 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
369 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
371 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
373 2008-01-24 David Edelsohn <edelsohn@gnu.org>
375 * configure: Regenerate.
377 2008-01-05 Jakub Jelinek <jakub@redhat.com>
379 PR tree-optimization/34618
380 * testsuite/libmudflap.c/pass62-frag.c: New test.
382 2008-01-03 Jakub Jelinek <jakub@redhat.com>
385 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
387 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
390 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
392 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
394 * configure: Regenerate following changes to ../config/tls.m4.
396 2007-07-26 Tom Tromey <tromey@redhat.com>
398 * Makefile.in: Rebuilt.
399 * Makefile.am (clean-local): Removed.
400 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
401 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
402 (libmudflapth_la_SOURCES): List sources.
403 (libmudflapth_la_LIBADD): Clear.
404 (libmudflapth_la_CFLAGS): New variable.
406 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
408 * aclocal.m4: Regenerated.
410 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
412 * configure: Regenerate.
414 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
416 From Andi Kleen <ak@suse.de>:
417 * mf-runtime.c (options): Rename structure for compatibility with
420 2007-05-23 Steve Ellcey <sje@cup.hp.com>
422 * Makefile.in: Regenerate.
423 * configure: Regenerate.
424 * aclocal.m4: Regenerate.
425 * testsuite/Makefile.in: Regenerate.
427 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
429 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
431 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
433 * Makefile.am: Add dummy install-pdf target.
434 * Makefile.in: Regenerate
436 2007-02-07 Jakub Jelinek <jakub@redhat.com>
439 * configure: Regenerate.
441 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
443 * configure: Regenerate.
445 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
447 * configure: Regenerated.
449 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
452 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
453 static but not function scope static.
454 (free): Skip deallocation attempts for objects placed into
456 * testsuite/libmudflap.cth/pass59-frag.c: New test.
458 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
460 From Herman ten Brugge <hermantenbrugge@home.nl>:
461 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
462 small and large objects are handled a lot faster.
464 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
466 * configure.ac (__libc_freeres): Look for it.
467 * mf-impl.h (call_libc_freeres): New configuration flag.
468 * mf-runtime.c (__mf_set_default_options): Set it by default.
469 (__mfu_report): Call it if needed.
470 (__mfu_unregister): Remove "unaccessed registered object" warning.
471 * configure, config.h.in: Regenerated.
473 2006-09-18 Tom Tromey <tromey@redhat.com>
475 * configure: Rebuilt.
477 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
480 mf-runtime.h installation based on ssp patch for PR 26473 from
481 Mark Mitchell <mark@codesourcery.com>.
482 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
483 * Makefile.am (target_noncanonical): Define.
484 (libsubincludedir): New variable.
485 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
486 (include_HEADERS): Remove.
487 * configure, aclocal.m4, config.h.in: Regenerated.
488 * Makefile.in, testsuite/Makefile.in: Likewise.
489 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
490 and _THREAD_SAFE redefinition values.
492 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
494 * Makefile.am: Add install-html target. Add install-html to .PHONY
495 * Makefile.in: Regenerate.
497 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
500 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
503 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
505 2006-04-10 Matthias Klose <doko@debian.org>
507 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
508 directory names containing underscores.
510 2005-11-22 Janis Johnson <janis187@us.ibm.com>
512 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
513 MUDFLAP_FLAGS if static library not supported.
514 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
515 * testsuite/libmudflap.c/externs.exp: Ditto.
516 * testsuite/libmudflap.c++/ctors.exp: Ditto.
517 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
518 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
520 2005-10-04 James E Wilson <wilson@specifix.com>
522 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
523 $name as array of characters with unknown bound. Also store into the
525 * configure: Regenerate.
527 2005-09-30 James E. Wilson <wilson@specifix.com>
529 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
531 (target_thread_file): New. Set from sed'ed gcc output.
532 (posix_threads): New. Set from target_thread_file. Use instead of
534 (pthread_create_version): Move initialization before code using it.
535 * configure: Regenerate.
537 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
540 2005-09-29 James E. Wilson <wilson@specifix.com>
542 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
543 with HAVE_MMAP ifdef.
545 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
548 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
550 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
552 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
554 2005-09-23 Tom Tromey <tromey@redhat.com>
556 * aclocal.m4, configure: Rebuilt.
557 * configure.ac: Use GCC_CHECK_TLS.
558 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
561 2005-08-22 Jim Wilson <wilson@specifix.com>
563 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
564 __FreeBSD__ is defined.
566 2005-08-17 Jim Wilson <wilson@specifix.com>
568 * mf-hooks1.c (malloc, calloc, realloc, free,
569 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
570 the real routines, and END_MALLOC_PROTECT afterwards.
571 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
572 (BEGIN_PROTECT): Handle in_malloc state.
573 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
574 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
576 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
578 * All files: Update FSF address.
580 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
582 * mf-hooks3.c (main_seen_p): Remove.
583 (__mf_get_state): Remove attempt to recognize the main thread.
585 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
587 * configure.ac: Test for the name of the symbol used for the entry
588 point; define ENTRY_POINT to the result.
589 * configure: Regenerate.
590 * config.h.in: Regenerate.
591 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
593 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
595 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
596 (__mf_init): Set thread state active.
597 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
599 (pthread_create wrapper): Always use thread spawner.
601 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
602 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
604 2005-07-16 Richard Henderson <rth@redhat.com>
606 * acinclude.m4: New file.
607 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
608 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
609 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
610 (__mf_0fn_calloc): ... here.
611 * mf-hooks3.c (struct pthread_info): Remove.
612 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
613 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
614 (struct mf_thread_data): New.
615 (mf_thread_data, mf_thread_data_lock): New.
616 (__mf_allocate_blank_threadinfo): Remove.
617 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
619 (__mf_state_perthread): Remove.
620 (__mf_get_state, __mf_set_state): New.
621 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
622 Update mf_thread_data killing procedure.
623 (__mf_pthread_spawner): Similarly.
624 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
625 code to allocate thread stack space.
626 (__mf_0fn_pthread_join, pthread_join): Remove.
627 (__mf_0fn_pthread_exit, pthread_exit): Remove.
628 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
629 (__mf_state_1): Rename from __mf_state; use TLS when available.
630 (__mf_get_state, __mf_set_state): New. Update all users.
631 * mf-runtime.c (begin_recursion_protect1): New.
632 (BEGIN_RECURSION_PROTECT): Use it.
633 (__mf_state_1): Rename from __mf_state; use TLS when available.
634 (threads_active_p): Remove.
635 (__mf_usage): Compute it directly.
637 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
639 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
641 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
643 Fix for uncaching bug reported by Herman ten Brugge.
644 * mf-runtime.c (__mf_uncache_object): Search whole cache.
645 * testsuite/libmudflap.c/fail40-frag.c: New test.
647 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
650 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
651 * Makefile.in: Amend.
653 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
656 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
657 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
659 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
662 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
664 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
667 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
668 unsigned vars with #defines instead of enums.
670 2005-05-09 Mike Stump <mrs@apple.com>
672 * configure: Regenerate.
674 2005-04-12 Mike Stump <mrs@apple.com>
676 * configure: Regenerate.
678 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
681 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
682 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
684 2005-04-04 Alan Modra <amodra@bigpond.net.au>
686 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
688 2005-03-31 Mike Stump <mrs@apple.com>
690 * mf-runtime.h: Add libmudflap copyright clause.
692 2005-03-21 Mike Stump <mrs@apple.com>
694 * mf-heuristics.c: Fix whitespace at end of line.
695 * mf-hooks1.c: Likewise.
696 * mf-hooks2.c: Likewise.
697 * mf-hooks3.c: Likewise.
698 * mf-impl.h: Likewise.
699 * mf-runtime.c: Likewise.
700 * mf-runtime.h: Likewise.
702 2005-03-21 Zack Weinberg <zack@codesourcery.com>
704 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
705 In all substitutions, expand gcc_version in Makefile.
706 * aclocal.m4, configure: Regenerate.
707 * Makefile.am: Set gcc_version.
708 * Makefile.in, testsuite/Makefile.in: Regenerate.
710 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
712 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
713 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
715 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
718 * testsuite/libmudflap.c++/pass55-frag.c: New test.
720 2005-01-05 Richard Henderson <rth@redhat.com>
722 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
724 2005-01-02 Greg McGary <greg@mcgary.org>
726 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
727 * mf-runtime.h: New file, replaces mf-runtime.h.in.
728 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
729 * Makefile.in: Ditto.
730 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
731 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
732 * testsuite/libmudflap.c/fail36-frag.c: New test.
733 * testsuite/libmudflap.c/fail37-frag.c: New test.
734 * testsuite/libmudflap.c/fail38-frag.c: New test.
736 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
738 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
739 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
741 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
743 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
744 * aclocal.m4: Include ../config/gcc-version.m4.
745 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
747 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
749 * Makefile.am: Define ACLOCAL_AMFLAGS.
750 * acinclude.m4: Remove.
751 * stamp-h.in: Remove superfluous stamp file.
752 * aclocal.m4, configure, Makefile.in: Regenerate.
753 * testsuite/Makefile.in: Likewise.
755 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
757 * Makefile.am: Revert previous.
758 * acinclude.m4: Restore.
759 * aclocal.m4, configure, Makefile.in: Regenerate.
760 * testsuite/Makefile.in: Likewise.
762 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
764 * Makefile.am: Define ACLOCAL_AMFLAGS.
765 * acinclude.m4: Remove.
766 * aclocal.m4, configure, Makefile.in: Regenerate.
767 * testsuite/Makefile.in: Likewise.
769 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
771 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
773 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
775 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
776 * testsuite/Makefile.in: Likewise.
778 2004-11-01 Andreas Schwab <schwab@suse.de>
780 * configure.ac: (target_alias): Default to $host_alias, not
782 * configure: Regenerated.
784 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
786 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
787 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
790 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
793 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
795 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
797 * configure.ac: Check for more headers, functions.
798 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
799 tracking overridden FILE buffers.
800 (fopen, setvbuf): New/revised hook functions for buffer overriding.
801 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
802 (fflush): Accept given NULL stream (means "all streams").
804 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
806 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
807 (__mf_adapt_cache): Use them all.
808 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
809 * testsuite/libmudflap.c++/ctors.exp: Ditto.
810 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
811 * configure, config.h.in: Regenerated.
813 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
815 * configure.ac: Checking for sys/socket.h once is enough.
816 * configure: Regenerated.
818 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
820 * configure.ac: Look for more headers & functions.
821 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
822 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
823 * mf-runtime.c (options): Clean up integer signedness warnings.
824 (main): Add a declaration to fix a warning.
825 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
826 * configure, config.h.in: Regenerated.
828 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
830 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
831 New tests for proper base/limit checking for aggregates.
833 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
835 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
837 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
839 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
840 * mf-hooks2.c (strerror): Unregister previous string returned by
842 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
843 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
844 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
845 * mf-runtime.c (__mf_describe_object): Clarify object life status.
846 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
848 * configure, config.h.in: Regenerated.
850 2004-08-03 Dale Johannesen <dalej@apple.com>
852 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
854 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
856 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
857 simplified contents in all former callers.
859 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
861 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
862 the statically linked case.
864 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
866 * splay-tree.[ch]: Remove. Merge contents into ...
867 * mf-runtime.c: ... here, renaming symbols and making all functions
868 static. Remove unused min/max functions.
869 * Makefile.am: Forget about splay-tree.[ch].
870 * Makefile.in, testsuite/Makefile.in: Regenerated.
872 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
874 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
875 (__mfu_usage): Include (C) 2004.
876 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
877 here. Include a comment explaining why.
879 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
881 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
882 * mf-runtime.c (options): Give them a name.
883 (__mf_set_default_options): Set them.
884 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
885 (__mf_violation): Warning cleanup.
886 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
887 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
889 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
892 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
895 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
897 Test case for g++/15861
898 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
899 * testsuite/libmudflap.c++/ctors.exp: Driver.
900 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
901 Look only for *frag* test cases.
903 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
905 ANSI C conversion, libmudflap specialization, recursion limiting.
906 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
907 argument and indirection function pointers, update callers.
908 (splay_tree_s): Add statistics and recursion control fields
909 num_keys, max_depth, depth, rebalance_p.
910 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
911 Back out of search if it exceeds limit.
912 (splay_tree_splay): Manage recursion limiting with rebalancing as
914 (splay_tree_new): More initialization.
915 (splay_tree_rebalance): New function.
916 (splay_tree_foreach): Rewrite using nonrecursive logic.
917 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
918 Remove. Point indirect calls to mf-runtime.c's routines.
919 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
921 (splay_tree_delete, splay_tree_delete_helper): Ditto.
922 * testsuite/heap-scalestress.c: New test based on one from
923 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
925 2004-07-05 Matthias Klose <doko@debian.org>
927 * libtool-version: New.
928 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
929 Use -version-info for soname.
930 * Makefile.in: Regenerate.
931 * configure.ac: Remove libtool_VERSION macro
932 * configure: Regenerate
934 2004-07-05 Zack Weinberg <zack@codesourcery.com>
936 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
937 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
940 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
942 Splay tree implementation fork.
943 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
944 Use hard-coded comparison function for uintptr_t. Remove key/value
945 deallocation logic. Cache last splayed key for consecutive lookups.
946 * Makefile.am, Makefile.in: Use them, don't link to them.
947 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
948 (__mf_find_objects2): Flip successor/predecessor search sequence.
949 * ansidecl.h, libiberty.h: Removed dummy files.
951 2004-06-29 Nick Clifton <nickc@redhat.com>
953 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
954 * configure: Regenerate.
955 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
957 Remove spurious inclusion of <strings.h>.
959 2004-06-29 Nick Clifton <nickc@redhat.com>
961 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
962 function actually exists.
964 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
966 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
967 * config.h.in: Regenerated.
969 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
971 Adopt splay trees for object database.
972 * Makefile.am: Copy splay-tree.* from libiberty.
973 * Makefile.in, testsuite/Makefile.in: Regenerated.
974 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
975 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
976 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
977 * mf-runtime.c: Rewrite code dealing with object database to use
978 libiberty splay trees. Remove tree liveness aging option.
979 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
981 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
983 * configure.ac: New name of configure.in. Update
984 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
985 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
986 Autoconf 2.5x and Automake 1.7 or later.
987 * configure.in: Remove.
988 * configure: Regenerate.
990 * Makefile.am: Remove useless multilib rules.
991 * Makefile.in: Regenerate.
993 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
995 * .cvsignore: New file.
997 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
1000 * mf-hooks2.c (semctl): Add cygwin porting hack.
1002 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
1005 * configure.in: Look for ctype header and glibc implementation.
1006 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
1007 array hooks for glibc 2.3.
1008 * mf-runtime.h.in: Wrap them.
1009 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
1011 * testsuite/libmudflap.c/pass47-frag.c: New test.
1012 * configure, config.h.in: Regenerated.
1014 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
1016 Portability improvements, e.g., libmudflap/15293.
1017 * configure.in: Look for glibc extension functions. Look for
1018 support of -f{function,data}-sections. Look for more headers.
1019 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
1020 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
1021 mf-hooks* into usual single object per source.
1022 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
1023 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
1024 if system doesn't provide one.
1025 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
1026 (pthread_create): Use it to properly GC dead thread stacks.
1027 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
1028 * testsuite/Makefile.am: Stop generating site.exp.
1029 * testsuite/mfconfig.exp.in: New file.
1030 * testsuite/config/default.exp: Load new mfconfig.exp.
1031 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
1032 (prune_gcc_output): Add glibc static linking warnings.
1033 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
1034 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
1035 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
1036 Regenerated with autoconf 2.57 and automake 1.7.
1038 2004-06-04 Per Bothner <per@bothner.com>
1040 * configure.in (LIBMUDFLAPTH): Fix thinko.
1042 * configure.in: Check for more headers.
1043 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1045 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1046 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1048 2004-06-01 Andreas Jaeger <aj@suse.de>
1050 * configure.in: Handle multilibs, support
1051 --enable-version-specific-runtime-libs.
1052 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1053 (toolexeclib_LTLIBRARIES): this for multilib support.
1054 * Makefile.in: Regenerated.
1055 * configure: Regenerated.
1056 * aclocal.m4: Regenerated.
1057 * config.h.in: Regenerated.
1058 * testsuite/Makefile.in: Regenerated.
1060 2004-06-01 Andreas Jaeger <aj@suse.de>
1062 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1063 multilibs, using multilib directory instead of hardcoded path.
1066 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1068 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1069 * Makefile.in: Ditto.
1071 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1073 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1074 * aclocal.m4, configure: Rebuilt.
1076 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1078 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1079 import some build settings from libstdc++-v3 testsuite_flags.
1080 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1081 changes to pass test language.
1083 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1084 quicker mode-nop handling.
1086 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1088 * mf-impl.h: Added libgcc license header.
1090 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1092 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1093 Added libgcc license header.
1094 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1095 (pthread_create): Simplify stack allocation syntax.
1097 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1099 * mf-hooks2.c: Support FreeBSD.
1100 (WRAP_gets): Avoid gets().
1101 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1102 test unimplemented mem/str calls on FreeBSD.
1103 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1104 <alloca.h> on FreeBSD.
1106 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1108 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1109 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1110 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1111 flags for static linking permutation.
1112 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1113 some pthreads code that croaks on linux glibc tls.
1115 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1117 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1119 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1121 * testsuite/libmudflap.c/pass44-frag.c: New test.
1123 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1125 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1127 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1129 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1131 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1133 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1135 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1138 * configure.in: Add check for see if
1139 socklen_t typedef is in sys/socket.h.
1140 * mf-hooks1.c: Add define if socklen_t
1142 * mf-hooks2.c: Likewise.
1143 * mf-hooks3.c: Likewise.
1144 * config.h.in: Regen.
1147 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1149 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1150 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1152 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1153 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1154 (unoptimized) allocation of stack space.
1156 2003-12-07 Richard Henderson <rth@redhat.com>
1158 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1159 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1161 2003-12-06 Andrew Pinski <apinski@apple.com>
1163 partial PR libmudflap/12670
1164 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1165 * mf-hooks2.c: Likewise.
1166 * mf-hooks3.c: Likewise.
1168 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1171 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1172 symbols interposed at compile time.
1173 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1176 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1178 * configure.in: Reorganize check for <pthread.h>.
1179 * configure: Regenerated.
1181 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1183 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1184 (_LARGE_FILE_API): Define for AIX.
1185 * mf-hooks[123]: Same.
1186 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1188 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1190 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1192 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1194 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1196 * configure.in: Update check for union semun.
1198 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1201 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1203 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1206 * configure.in: Add checks for 64-bit LFS functions, struct semun
1207 definition, for BSD compatibility.
1208 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1209 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1210 * mf-hooks3.c: Ditto.
1211 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1213 * configure, config.h.in: Regenerated.
1215 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1217 Multithreading fixes:
1218 * mf-runtime.c (__mf_object): Store allocating/deallocating
1220 (options): Support new "-thread-stack" option.
1221 Rename "-heur-argv-environ" option to "-heur-stdlib".
1222 Disable "-lc-mask" and "-lc-shift" options.
1223 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1224 (__assert_fail): New self-contained function for glibc.
1225 * mf-hooks3.c: Essentially rewritten, particularly related to
1226 use of __mf_pthread_info array.
1227 (pthread_join, _exit): New hook functions.
1228 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1229 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1232 * mf-heuristics.c: Add type casts for tracing, sub calls.
1233 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1234 Update all callers to declare explicit result holder.
1235 (END_PROTECT): Removed.
1236 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1238 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1240 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1241 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1242 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1244 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1246 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1247 * mf-hooks: Removed.
1248 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1249 Move these macros from old mf-hooks.c here.
1250 * Makefile.am: Adapt to split-up hook sources for faster builds.
1251 * Makefile.in: Regenerated.
1253 * mf-heuristics.c: Remove #if-0 block.
1255 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1256 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1257 (CALL_REAL, __mf_init): Corresponding changes.
1258 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1259 all callers to remove redundant "mf:" prefix.
1260 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1261 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1262 (__mf_pthread_info): Become a hash table.
1264 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1265 "dg-repetitions" directives to control test case execution.
1266 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1268 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1270 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1272 * mf-hooks.c (alloca): Separate into stub.
1273 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1274 malloc/free for alloca blocks.
1275 (pthread_create): Tolerate failing pthread_attr_get* calls.
1276 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1277 * mf-impl.h (CALL_WRAP): Remove macro.
1278 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1279 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1280 padding for ia64 BIT_FIELD_REF constructs.
1282 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1284 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1285 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1286 libmudflap object type.
1287 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1288 crashes on unregistering STATIC objects.
1290 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1292 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1293 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1294 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1295 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1296 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1297 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1298 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1299 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1300 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1301 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1302 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1303 (accept, bind, connect, gethostname, sethostname): New hooks.
1304 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1305 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1306 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1307 * mf-runtime.h.in: Corresponding changes.
1308 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1309 (opts) Rename heur_argv_environ to heur_std_data.
1310 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1311 * Makefile.am: Corresponding changes.
1312 * Makefile.in: Regenerated.
1314 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1316 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1317 heuristic for threaded case, and for non-x86-linux targets.
1318 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1319 for use during pre-main() program startup.
1320 (__mf_0fn_*): Make these functions non-static.
1321 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1323 * mf-runtime.c (__mf_state): Set initial state to "starting".
1324 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1325 (__wrap_main): New function to register argv[] and environ[] strings.
1326 (__mf_ini): Call it.
1327 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1329 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1330 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1332 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1334 * aclocal.m4, configure: Regenerated.
1336 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1338 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1339 * aclocal.m4, configure: Regenerated.
1341 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1343 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1344 for x86_64 target. Disable caching for this value.
1345 * aclocal.m4, configure: Regenerated.
1347 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1349 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1350 is about to become deprecated, and its present handling bugs are
1353 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1355 * testsuite/libmudflap.c/pass38-frag.c: New test for
1358 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1360 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1361 __mf_report, asserting reentrant calling context.
1363 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1365 * mf-hooks.c (realloc): Correct reentrancy logic.
1366 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1368 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1370 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1371 PTHREAD_THREADS_MAX. Update users.
1372 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1374 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1375 with libmudflapth presence indicator.
1376 * testsuite/Makefile.in: Regenerated.
1378 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1380 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1381 * configure.in: Remove silly no-pthreads => no-shared logic.
1382 * Makefile.in, configure: Regenerated.
1383 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1384 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1385 code. Count reentrancy events.
1386 (all hook functions): Don't directly manipulate __mf_state variable.
1387 Add TRACE calls to hook functions without them.
1388 * mf-impl.h (LOCKTH): Try to count lock contention events.
1389 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1390 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1391 Reorganize reentrancy code.
1392 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1393 identify reentrancy with mutex holding times.
1394 (internal __mfu_ entry points): Remove internal reentrancy code.
1395 (__mf_init): Use ordinary locked calls.
1396 (__mfu_report): Print the two new counts.
1397 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1398 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1399 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1400 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1403 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1405 * configure.in: Add pthread support, plus glibc and porting hacks.
1406 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1407 from objects built into ./pth/.
1408 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1409 functions for internal entry points. Update callers to pick
1410 locked vs. unlocked variants.
1411 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1412 info coming in from a static data structure.
1413 (*): Reorder miscellaneous declarations to group data vs functions.
1414 (__mf_set_default_options): Simplify.
1415 (__mf_usage): Mention threading status of host executable.
1416 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1417 decls to match above.
1418 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1419 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1420 some lock/unlock markers. Remove some unused code.
1422 (pthread_create): New hook function.
1423 (__mf_pthread_cleanup, _spawner): New helper functions.
1424 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1426 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1428 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1430 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1432 * Makefile.am (HOOKOBJS): Add *time related hooks.
1433 * configure.in: Look for pthreads.h header.
1434 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1435 * mf-runtime.c: Begin sketching some pthreads support.
1436 (__mf_usage): Check for -lpthread presence.
1437 (__mf_unregister): Confirm matching unregistration base.
1438 (__mf_find_objects_rec): Reduce unnecessary recursion.
1439 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1440 #defines for new hook functions.
1441 * mf-impl.h: Corresponding changes.
1442 * config.h.in, configure, Makefile.in: Regenerated.
1444 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1446 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1447 modifiers to prevent being optimized away.
1448 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1449 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1450 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1451 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1452 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1453 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1454 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1456 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1458 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1459 * configure.in: Look for uintptr_t and -ldl on target.
1460 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1461 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1462 * testsuite/Makefile.in: Regenerated.
1463 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1464 for better C compliance.
1466 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1468 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1470 * mf-runtime.c (__mf_set_default_options): Turn off
1471 check-initialization.
1472 (__mf_describe_object): Shorten description.
1473 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1475 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1477 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1479 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1481 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1483 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1484 * mf-impl.h (CALL_BACKUP): New macros.
1485 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1487 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1489 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1490 (HOOKOBJS): Remove dlopen hook.
1491 (libmudflap_la_LIBADD): Add -ldl.
1492 * mf-hooks.c (dlopen): Remove hook.
1493 * mf-impl.h (__mf_dynamic): Ditto.
1494 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1495 * Makefile.in: Regenerated.
1497 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1499 * configure.in: Check for target gettimeofday, signal, some headers.
1500 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1501 out inop multi_threaded field.
1502 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1503 (__mf_set_options): Correct handling of "-help".
1504 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1505 (__mf_check, __mf_register, __mf_unregister): Call it.
1506 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1507 (__mf_report_leaks): Make callable
1508 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1509 distribution statistics.
1510 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1512 * config.h.in, configure: Regenerated.
1513 * testsuite/libmudflap.c/fail27-frag.c: New test.
1514 * testsuite/libmudflap.c/pass36-frag.c: New test.
1516 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1518 * mf-runtime.h.in: Tweak.
1519 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1520 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1521 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1523 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1525 * configure.in: Tweak generation of mf-runtime.h some more. It
1526 needs to work from both config.status and configure.
1527 * configure: Regenerated.
1529 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1531 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1532 * configure.in: Tweak generation of mf-runtime.h.
1533 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1534 * mf-hooks.c (*): Adapt to initialized-heap object type.
1535 * mf-impl.h: Tweak cemetary boundaries.
1536 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1538 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1539 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1540 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1541 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1543 * testsuite/.../fail{25,26}-frag.c: New tests.
1544 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1545 * Makefile.in, configure: Regenerated.
1547 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1549 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1550 checking by default.
1551 (__mf_insert_new_object): As a temporary hack, assume that new
1552 objects registered on the stack start out initialized.
1553 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1554 heap objects by hand.
1556 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1558 Switch to macro-style hooks for str*/mem*/b* functions.
1559 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1560 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1561 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1562 (__mf_set_default_options): Turn off heur_proc_map.
1563 (*): Adapt to to macro-style hook functions.
1564 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1565 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1566 (__mf_violation): Handle __MF_VIOL_WATCH.
1567 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1568 (__mf_dynamic): Removed mem*/str*/b* functions.
1569 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1570 (WRAPPER2): New macro for macro-style hooks.
1571 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1573 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1574 * mf-heuristics.c: Adapt to macro-style hook functions.
1575 Correct some comments.
1576 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1577 output pattern tests.
1578 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1579 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1581 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1583 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1584 for global array registration.
1585 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1586 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1588 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1590 * Makefile.am: Add gross make bug workarounds. Tweaked
1591 SUBDIRS and AM_CFLAGS.
1592 * Makefile.in: Regenerated.
1594 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1597 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1598 * Makefile.am (TESTS): Remove simple automake testing.
1599 * configure, Makefile.in: Regenerated.
1600 (SUBDIRS): Include new testsuite/ directory.
1601 * tests/*: Removed all files; moved bulk under:
1602 * testsuite/*: New subdirectory tree.
1603 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1604 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1605 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1606 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1607 * testsuite/config/default.exp: New file.
1608 * testsuite/Makefile.am, Makefile.in: New files.
1610 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1612 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1613 (TESTS): Add fail22 and pass29 tests.
1614 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1615 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1616 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1617 values. Move __MF_VIOL* here.
1618 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1619 (check_initialization): New field in __mf_opts. Default off.
1620 (read_count,write_count): New fields in __mf_object.
1621 (__mf_check): Implement basic initialization checking.
1622 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1623 (__mf_describe_object): Print new fields.
1624 (__mf_violation): Identify check/read vs. check/write in messages.
1625 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1626 "-check-initialized" mudflap option.
1627 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1628 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1629 Drop __FILE__/__LINE__ hack. Update callers.
1630 (*): Adapt to new mf-runtime.h API.
1631 * Makefile.in: regenerated.
1633 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1635 * configure.in: Build mf-runtime.h a more proper way.
1636 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1637 * mf-runtime.c (verbose_violations): Turn on by default.
1638 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1639 * mf-impl.h: ... and move it here.
1640 * configure: Regenerated.
1642 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1644 * configure.in: Look for C++ compiler.
1645 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1646 fixed type warnings when built with C++.
1647 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1648 * Makefile.am (TESTS): Run them.
1649 (*) Add new rules for building and running C++ tests.
1650 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1651 * mf-runtime.h.in: Protect with extern "C".
1652 * Makefile, configure: Regenerated.
1654 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1656 Portability improvements.
1657 * configure.in: Look for glibc backtrace headers/functions.
1658 * mf-hooks.c: Don't include <execinfo.h> any more.
1659 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1661 (__mf_backtrace): Provide alternate baby implementation in
1663 * test/mf-driver.c: Portability tweaks.
1664 * acinclude.m4: New file, containing top level libtool.m4.
1665 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1667 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1669 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1671 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1673 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1675 (__mf_unregister): Implement stack/heap object wiping.
1676 (__mf_set_options): Renamed from __mf_process_opts.
1677 (__mf_uncache_object): Change arg type, correct callers.
1678 * mf-impl.h: Corresponding changes.
1679 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1680 * mf-runtime.h.in (__mf_set_options): Extend public API.
1681 * test/pass26-frag.c: New test for stack wiping.
1682 * Makefile.am (TESTS): Run it.
1683 * Makefile.in: Regenerated.
1685 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1687 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1688 * mf-runtime.c (__mf_object_t): Add watching_p field.
1689 (__mf_watch_or_not): New function to implement
1690 object watch flagging.
1691 (__mf_watch, __mf_unwatch): New wrappers for above.
1692 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1693 (__mf_count_violation): Enlarge array.
1694 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1695 unlink object. Clear cache properly.
1696 (__mf_unregister): Unlink object explicitly before uncaching.
1697 * test/fail21-frag.c, pass25-frag.c: New tests.
1698 * Makefile.in, aclocal.m4: Regenerated.
1700 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1702 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1703 * Makefile.am (TESTS): Add it.
1704 * test/pass-stratcliff.c: Add decls of stpcpy.
1705 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1706 build tree from config.h and new file mf-runtime.h.in.
1707 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1708 * Makefile.in, configure, config.h.in: Regenerated.
1709 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1710 * mf-runtime.c (options, __mf_set_default_options): Support new
1711 default "abbreviate" option.
1712 (__mf_object.description_epoch): New field.
1713 (__mf_describe_object): Conditionally abbreviate objects already
1714 displayed in current epoch. Accept NULL input to increment epoch.
1715 (__mf_fini, __mf_ini): Reset description epoch.
1716 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1717 that NULL pointer slot in lookup cache is invalidated. Register a
1718 NOACCESS region around NULL.
1719 * mf-impl.h: Corresponding changes.
1721 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1723 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1724 * Makefile.am: Run them. Install mf-runtime.h.
1725 * Makefile.in: Regenerated.
1726 * mf-hooks.c: Add some markers for more missing functions.
1727 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1728 statistic to tune tune cache size (mask).
1730 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1732 * test/pass23-frag.c: New test for bit_field_ref expressions.
1733 * Makefile.am, Makefile.in: Add new test.
1734 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1735 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1736 * mf-runtime.c (__mf_init): Register errno global.
1737 (__mf_find_object): Removed function.
1738 (__mf_check): Rewrite logic to support accesses across some
1739 contiguous but distinctly registered objects.
1740 (__mf_remove_old_object): Tolerate cache entries that span
1743 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1745 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1746 * Makefile.am, Makefile.in: Run new tests.
1747 * mf-hooks.c (alloca): Correct stack direction logic.
1749 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1751 * mf-impl.h (adapt_cache): New option.
1752 * mf-runtime.c (__mf_set_default_options): Set its default value.
1753 Tweak the tree_aging parameter down.
1754 (__mf_check): Maintain separate counter for cache-adaptation.
1755 (__mf_tree_analyze): New function to collect object tree stats.
1756 (__mf_adapt_cache): New function to automate cache parameters.
1758 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1760 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1761 hypothetical #if-0'd argv/envp region registration.
1762 * mf-runtime.c (__mf_init): Add kludged form of above.
1763 (*) Add "heur_argv_environ" flag, default on, to govern this.
1764 * mf-impl.h: Corresponding changes.
1766 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1768 * test/fail18-frag.c: New test file for NOACCESS regions.
1769 * Makefile.am (TESTS): Add new test.
1770 * Makefile.in: Regenerated.
1772 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1773 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1774 (optimize_object_tree): Remove unused mudflap_option.
1775 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1776 support throughout. Use .._MAX_CEM for cemetary upper bound.
1777 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1779 (__mf_object): Add new liveness field for use by tree aging.
1780 (__mf_check): Trigger tree aging when needed.
1781 (__mf_age_tree): New function to decay liveness field.
1782 (__mf_find_objects_rec): Use liveness field to rotate tree.
1783 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1784 (__mf_unregister): Ditto.
1785 (__mf_register): Tweak duplicate-static message.
1786 (__mf_violation: Tweak nearby-object counter printing.
1788 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1790 * test/pass20-frag.c: New test file.
1791 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1792 * Makefile.in: Regenerated.
1794 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1795 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1796 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1797 entries to avoid repeat registration.
1798 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1799 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1801 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1803 * Makefile.am: Create test sources with #include, not cat>>.
1804 * Makefile.in: Regenerated.
1805 * test/buildtest.sh: Removed.
1806 * test/driver.c (abort_handler, main): Be quiet.
1808 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1810 * test/pass18-frag.c, pass19-frag.c: New tests.
1811 * Makefile.am (check): Run them. Rebuild test programs each time.
1812 * Makefile.in: Regenerated.
1814 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1816 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1817 overlapping object search.
1818 (__mf_violation): Likewise for nearby objects.
1819 Improve nearby-object listing.
1822 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1823 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1825 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1828 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1829 (HOOKOBJS): Add alloca-hook.o.
1830 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1832 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1833 (__mf_backtrace): Reimplement without using alloca.
1834 * Makefile.in: Regenerated.
1837 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1838 Correct signedness bugs in length-tracking variables.
1839 * mf-impl.h: Make options unsigned.
1840 (CALL_WRAP): New macro to parallel CALL_REAL().
1841 (DECLARE): Remove erroneous ";" at end.
1842 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1843 formatting specs with %08lx. Correct several compiler warnings.
1845 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1847 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1849 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1851 libmudflap hook breakup:
1852 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1854 (TESTS): Make dependent on libmudflap.
1855 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1856 compiled from segments of mf-hooks.c.
1857 * mf-hooks.c: Corresponding changes: wrap each function in
1859 * Makefile.in: Regenerated.
1861 Heuristics reorganization:
1862 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1863 Remove these functions. Update callers.
1864 (__mf_heuristic_check): Incorporate all the various heuristics.
1865 Encode cacheability/retry judgement into trinary return value.
1866 Separate start-end logic into a separate fallback heuristic. Only
1867 register relevant /proc/self/map segments.
1868 * mf-impl.h: Corresponding changes.
1869 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1870 (__mf_init): Don't call __mf_init_heuristics.
1873 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1874 "-verbose-trace" to emit all tracing messages other than those of
1875 basic public api. Eliminate some duplicate/excessive messages.
1876 * mf-runtime.h: Corresponding changes.
1878 2002-08-27 Graydon Hoare <graydon@redhat.com>
1880 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1881 and __real when compiled with -DPIC.
1882 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1883 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1884 * Makefile.in: Regenerate.
1886 2002-08-26 Graydon Hoare <graydon@redhat.com>
1888 * mf-impl.h: New file, private implementation header.
1889 * mf-runtime.h: Reorganize a bit.
1890 (CLAMPSZ): Fix arithmetic.
1891 (__MF_CACHE_MISS_P): Fix arithmetic.
1892 * mf-runtime.c: Reorganize a bit.
1893 (__mf_dynamic): New structure.
1894 (resolve_single_dynamic): New function.
1895 (__mf_resolve_dynamics): New function.
1896 (__mf_init): Initialize dynamic wrappers.
1897 * mf-hooks.c: Macro-ize __real calls.
1898 Clamp various bits of arithmetic.
1899 Add explicit __mf_check call contexts.
1900 * Makefile.am: Add dependencies on mf-impl.h
1901 * Makefile.in: Regenerate.
1902 * configure.in: Comment out shared override.
1903 * configure: Regenerate.
1905 2002-08-22 Graydon Hoare <graydon@redhat.com>
1907 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1908 (__mf_check): Re-inialize and check heuristics before violation.
1909 (__mf_register): Permit updating pure-guess regions.
1910 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1911 (__wrap_dlopen): New wrapper function.
1912 (__wrap_mmap): New wrapper function.
1913 (__wrap_munmap): New wrapper function.
1914 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1915 which are not stack addresses.
1916 (is_stack_address): New function.
1917 (__mf_init_heuristics): Save and restore state, always initialize with
1920 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1922 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1923 error. Pass location string.
1924 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1925 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1926 (__mf_process_opts): Apply some sanity checking for lc-mask.
1927 (__mf_check, __mf_violation): Take new location-string argument.
1928 Update callers to pass NULL if necessary.
1929 (__mf_backtrace): New smart backtracer function. Calls replace
1930 several ad-hoc blocks elsewhere.
1931 (__mf_describe_object): Remove bad reentrancy test. Improve
1933 * mf-runtime.h: Corresponding changes. Public/private markup.
1934 (__MF_CACHE_MISS_P): New macro.
1936 2002-08-20 Graydon Hoare <graydon@redhat.com>
1938 * mf-runtime.h: New option: stack_bound (heuristic).
1939 Move some macros out of implementation files.
1940 * mf-runtime.c: New option string: -stack-bound.
1941 Unify recursion protection with hooks.
1943 (__mf_check): Call __mf_heuristic_check.
1944 (__mf_process_opts): Fix "no-" processing.
1945 * mf-heuristics.c (__mf_heuristic_check): New function.
1946 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1948 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1950 Option parsing improvements, region splitting bug fixes:
1951 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1952 * mf-runtime.h (heur_proc_map): New libmudflap option.
1953 * mf-runtime.c (__mf_set_default_options): Set it.
1954 (__mf_usage): Print default values/status.
1955 (__mf_process_opts): Support general "no-" option string prefix.
1956 (__mf_init): Print __mf_usage on unknown-option error.
1957 (__mf_register): Print trace message up front.
1958 Correct region splitting logic for case where a subregion disappears.
1959 Correct memory leak.
1960 (__mf_violation): Make even basic message conditional on option.
1963 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1964 (clean-local): New target.
1965 (test/*x rules): Add -g CFLAGS.
1966 (CFLAGS): Add -freorder-blocks.
1967 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1968 * Makefile.in: Regenerated.
1969 * Makefile, mf-config.h: Removed files.
1971 2002-08-16 Graydon Hoare <graydon@redhat.com>
1973 * mf-runtime.c (__mf_insert_new_object): Factor out of
1975 (__mf_remove_old_object): Factor out of __mf_unregister.
1976 (__mf_register): Handle guessed regions, splitting
1977 guesses when new registrations arrive.
1978 (__mf_unregister): Do not unregister guesses.
1979 * mf-runtime.h: Move convenience macros around,
1980 declare new option fields. Add __MF_TYPE_GUESS.
1981 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1982 (__wrap_free): Call __real_free for deferred frees.
1983 * Makefile.am: Add more tests, fix dependency.
1984 * Makefile.in: Regenerate.
1985 * test/pass[13..17]-frag.c: New testcases.
1986 * test/fail[13..17]-frag.c: New testcases.
1988 2002-08-15 Graydon Hoare <graydon@redhat.com>
1990 * mf-heuristics.c: New file.
1991 * mf-runtime.c (options): Add -trace-calls option.
1992 (__mf_init): Call __mf_init_heuristics.
1994 2002-08-14 Graydon Hoare <graydon@redhat.com>
1996 * Makefile.am (TESTS): Add testsuite support.
1997 * Makefile.in: Regenerate.
1998 * test/mf-driver.c: New file.
1999 * test/buildtest.sh: New file.
2000 * test/passNN-frag.c: New testcases.
2001 * test/failNN-frag.c: New testcases.
2003 2002-08-14 Graydon Hoare <graydon@redhat.com>
2005 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
2006 verifying non-size-limited string extents.
2008 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
2010 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
2011 instead of plain str[n]len for internal checks.
2012 * mf-runtime.c (__mf_violation): Print optional stack traceback.
2014 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
2016 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
2018 2002-08-13 Graydon Hoare <graydon@redhat.com>
2020 * mf-runtime.c: Rework configuration to operate on
2021 environment variable options rather than #defines
2022 (__mf_violation): Add simple fork-a-gdb violaiton mode.
2023 (__mf_init): Set static __mf_active_p flag on startup,
2024 to inhibit mudflap wrap-based checking during crt0.s.
2025 * mf-runtime.h: Declare options structure.
2026 * mf-hooks.c: New wrappings for mem*, b*, str*
2027 libc functions (temporarily #if 0-ed out).
2029 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
2031 * Makefile.am, configure.in: New files.
2032 * Makefile.in, Makefile, configure, config.h.in: New generated files.
2033 * stamp-h.in, aclocal.m4: Ditto.
2035 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
2037 * Makefile: New file.
2038 * mf-config.h: New file: runtime configuration.
2039 * mf-hooks.c: New file: interposed libc functions.
2040 * mf-runtime.c: New file: bulk of runtime.
2041 * mf-runtime.h: New file: public functions.