1 2013-10-16 Release Manager
5 2013-05-31 Release Manager
9 2013-03-22 Release Manager
13 2013-03-14 Jakub Jelinek <jakub@redhat.com>
15 PR tree-optimization/53265
16 * testsuite/libmudflap.c/fail37-frag.c: Add optimization barrier.
18 2013-02-03 Richard Sandiford <rdsandiford@googlemail.com>
20 Update copyright years.
22 2013-01-03 Jakub Jelinek <jakub@redhat.com>
24 * mf-runtime.c (__mf_usage): Update copyright notice dates.
26 2012-12-15 Alexandre Oliva <aoliva@redhat.com>
28 * mf-hooks1.c (free): Return on NULL before any logging.
30 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
32 * configure: Regenerated.
34 2012-07-13 Richard Guenther <rguenther@suse.de>
36 * testsuite/libmudflap.c++/ctors.exp: Explicitely specify -O0.
37 * testsuite/libmudflap.c++/c++frags.exp: Likewise.
38 * testsuite/libmudflap.cth/cthfrags.exp: Likewise.
39 * testsuite/libmudflap.c/cfrags.exp: Likewise.
40 * testsuite/libmudflap.c/externs.exp: Likewise.
42 2012-07-13 Richard Guenther <rguenther@suse.de>
44 * testsuite/libmudflap.c/fail11-frag.c: Adjust to not look like memset.
45 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
47 2012-05-29 Joseph Myers <joseph@codesourcery.com>
49 * mf-impl.h: Fix typo.
51 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
53 * configure: Regenerated.
55 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
58 * testsuite/lib/libmudflap.exp: Handle caret.
60 2012-01-19 Jakub Jelinek <jakub@redhat.com>
63 * testsuite/libmudflap.c/fail68-frag.c: New test.
65 2012-01-01 Jakub Jelinek <jakub@redhat.com>
67 * mf-runtime.c (__mf_usage): Update copyright notice dates.
69 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
71 * configure: Regenerate.
73 2011-07-31 Tom de Vries <tom@codesourcery.com>
76 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
79 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
82 2011-07-15 Jakub Jelinek <jakub@redhat.com>
85 PR tree-optimization/49309
86 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
88 2011-07-15 Jakub Jelinek <jakub@redhat.com>
91 PR tree-optimization/49309
92 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
94 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
96 * configure.ac: Don't create pth.
97 Check for library containing sched_yield.
98 * configure: Regenerate.
99 * config.h.in: Regenerate.
101 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
102 mfconfig_libs in -static check.
104 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
107 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
108 stdin, stdout, stderr.
109 Register __ctype, __ctype_mask.
111 * configure.ac: Check for mmap64.
112 Check for rawmemchr, stpcpy, mempcpy.
113 * configure: Regenerate.
114 * config.h.in: Regenerate.
115 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
116 (mmap64): New wrapper function.
117 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
118 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
120 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
123 * mf-hooks3.c (_REENTRANT): Define.
125 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
127 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
129 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
131 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
134 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
137 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
139 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
140 --noinhibit-exec to GNU ld.
142 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
145 * configure.ac: Check for sys/mnttab.h.
146 Check for library containing connect.
147 * configure: Regenerate.
148 * config.h.in: Regenerate.
149 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
150 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
151 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
153 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
155 * configure: Regenerate.
157 2011-01-03 Jakub Jelinek <jakub@redhat.com>
159 * mf-runtime.c (__mf_usage): Update copyright notice dates.
161 2010-10-31 Jason Merrill <jason@redhat.com>
164 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
166 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
168 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
171 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
174 * configure: Regenerate.
176 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
178 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
180 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
182 * testsuite/lib/mfdg.exp (additional_prunes): New global.
183 (dg-test): Clear additional_prunes before test is run.
184 (dg-prune-output): New procedure.
185 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
187 (libmudflap-dg-prune): New procedure.
188 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
191 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
194 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
195 * Makefile.in: Regenerate.
196 * testsuite/Makefile.in: Regenerate.
198 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
200 * Makefile.in: Regenerate.
201 * aclocal.m4: Regenerate.
202 * testsuite/Makefile.in: Regenerate.
204 2010-03-15 David S. Miller <davem@davemloft.net>
206 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
209 2010-01-09 Jakub Jelinek <jakub@redhat.com>
211 * mf-runtime.c (__mf_usage): Update copyright notice dates.
213 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
215 * Makefile.in: Regenerate.
216 * configure: Regenerate.
217 * testsuite/Makefile.in: Regenerate.
219 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
222 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
223 running setuid or setgid.
225 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
227 * mf-runtime.c (__mf_init): Support FreeBSD.
228 Prime mutex which calls calloc upon first lock to avoid deadlock.
229 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
230 Ignore red zone allocation request for initial thread's stack.
232 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
233 Andreas Schwab <schwab@linux-m68k.org>
235 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
236 if not in system header; use it. On FreeBSD, must pass fd==-1
237 with MAP_ANON flag. Correct mmap error check.
238 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
240 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
242 * configure.ac (AC_PREREQ): Bump to 2.64.
244 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
246 * Makefile.am (install-html, install-pdf): Remove.
247 * Makefile.in: Regenerate.
249 * Makefile.in: Regenerate.
250 * aclocal.m4: Regenerate.
251 * config.h.in: Regenerate.
252 * configure: Regenerate.
253 * testsuite/Makefile.in: Regenerate.
255 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
257 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
259 2009-07-16 Joseph Myers <joseph@codesourcery.com>
261 * configure: Regenerate.
263 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
268 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
270 2009-07-01 Richard Guenther <rguenther@suse.de>
272 PR tree-optimization/19831
273 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
275 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
276 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
277 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
279 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
281 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
282 to ld_library_path. Use add_path. Add just find_libgcc_s to
283 ld_library_path, not every libgcc multilib directory.
285 2009-04-09 Nick Clifton <nickc@redhat.com>
287 * mf-hooks1.c: Change copyright header to refer to version 3
288 of the GNU General Public License with version 3.1 of the GCC
289 Runtime Library Exception and to point readers at the COPYING3
290 and COPYING3.RUNTIME files and the FSF's license web page.
291 * mf-heuristics.c: Likewise.
292 * mf-hooks2.c: Likewise.
293 * mf-hooks3.c: Likewise.
294 * mf-impl.h: Likewise.
295 * mf-runtime.c: Likewise.
296 * mf-runtime.h: Likewise.
298 2009-04-09 Jakub Jelinek <jakub@redhat.com>
300 * testsuite/lib/mfdg.exp: Change copyright header to refer to
301 version 3 of the GNU General Public License and to point readers
302 at the COPYING3 file and the FSF's license web page.
303 * testsuite/lib/libmudflap.exp: Likewise.
305 2009-03-31 Ben Elliston <bje@au.ibm.com>
308 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
309 object', not `mudflap object'.
311 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
313 * configure: Regenerate.
315 2009-02-03 Jakub Jelinek <jakub@redhat.com>
317 * mf-runtime.c (__mf_usage): Update copyright notice dates.
319 2009-01-23 Jie Zhang <jie.zhang@analog.com>
321 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
322 __thread when TLS support is emulated.
323 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
324 * mf-runtime.c (__mf_state_1): Likewise.
325 * configure.ac: Use GCC_CHECK_EMUTLS.
326 * configure: Regenerate.
327 * config.h.in: Regenerate.
329 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
331 * configure: Regenerate.
333 2008-11-26 Janis Johnson <janis187@us.ibm.com>
336 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
337 (dg-timeout): Remove.
338 (standard-wait): Remove.
339 * testsuite/lib/libmudflap.exp: Include new timeout library files.
340 (libmudflap_target_compile): Set timeout value from new proc.
342 2008-11-10 Jakub Jelinek <jakub@redhat.com>
345 * testsuite/libmudflap.c/pass67-frag.c: New test.
347 2008-10-09 Jakub Jelinek <jakub@redhat.com>
350 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
352 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
353 Steve Ellcey <sje@cup.hp.com>
355 * configure: Regenerate for new libtool.
356 * Makefile.in: Ditto.
357 * testsuite/Makefile.in: Ditto.
359 2008-09-15 Jakub Jelinek <jakub@redhat.com>
362 * testsuite/libmudflap.c/pass64-frag.c: New test.
364 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
366 * Makefile.in: Regenerate.
367 * config.h.in: Regenerate.
368 * configure: Regenerate.
369 * testsuite/Makefile.in: Regenerate.
371 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
374 * aclocal.m4: Regenerate.
375 * configure: Regenerate.
377 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
379 * testsuite/libmudflap.c/pass63-frag.c: New test.
381 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
383 * aclocal.m4: Regenerate.
384 * configure: Likewise.
385 * Makefile.in: Likewise.
386 * testsuite/Makefile.in: Likewise.
388 2008-03-02 Jakub Jelinek <jakub@redhat.com>
390 * mf-runtime.c (__mf_usage): Update copyright notice dates.
392 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
394 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
396 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
398 2008-01-24 David Edelsohn <edelsohn@gnu.org>
400 * configure: Regenerate.
402 2008-01-05 Jakub Jelinek <jakub@redhat.com>
404 PR tree-optimization/34618
405 * testsuite/libmudflap.c/pass62-frag.c: New test.
407 2008-01-03 Jakub Jelinek <jakub@redhat.com>
410 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
412 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
415 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
417 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
419 * configure: Regenerate following changes to ../config/tls.m4.
421 2007-07-26 Tom Tromey <tromey@redhat.com>
423 * Makefile.in: Rebuilt.
424 * Makefile.am (clean-local): Removed.
425 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
426 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
427 (libmudflapth_la_SOURCES): List sources.
428 (libmudflapth_la_LIBADD): Clear.
429 (libmudflapth_la_CFLAGS): New variable.
431 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
433 * aclocal.m4: Regenerated.
435 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
437 * configure: Regenerate.
439 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
441 From Andi Kleen <ak@suse.de>:
442 * mf-runtime.c (options): Rename structure for compatibility with
445 2007-05-23 Steve Ellcey <sje@cup.hp.com>
447 * Makefile.in: Regenerate.
448 * configure: Regenerate.
449 * aclocal.m4: Regenerate.
450 * testsuite/Makefile.in: Regenerate.
452 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
454 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
456 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
458 * Makefile.am: Add dummy install-pdf target.
459 * Makefile.in: Regenerate
461 2007-02-07 Jakub Jelinek <jakub@redhat.com>
464 * configure: Regenerate.
466 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
468 * configure: Regenerate.
470 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
472 * configure: Regenerated.
474 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
477 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
478 static but not function scope static.
479 (free): Skip deallocation attempts for objects placed into
481 * testsuite/libmudflap.cth/pass59-frag.c: New test.
483 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
485 From Herman ten Brugge <hermantenbrugge@home.nl>:
486 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
487 small and large objects are handled a lot faster.
489 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
491 * configure.ac (__libc_freeres): Look for it.
492 * mf-impl.h (call_libc_freeres): New configuration flag.
493 * mf-runtime.c (__mf_set_default_options): Set it by default.
494 (__mfu_report): Call it if needed.
495 (__mfu_unregister): Remove "unaccessed registered object" warning.
496 * configure, config.h.in: Regenerated.
498 2006-09-18 Tom Tromey <tromey@redhat.com>
500 * configure: Rebuilt.
502 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
505 mf-runtime.h installation based on ssp patch for PR 26473 from
506 Mark Mitchell <mark@codesourcery.com>.
507 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
508 * Makefile.am (target_noncanonical): Define.
509 (libsubincludedir): New variable.
510 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
511 (include_HEADERS): Remove.
512 * configure, aclocal.m4, config.h.in: Regenerated.
513 * Makefile.in, testsuite/Makefile.in: Likewise.
514 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
515 and _THREAD_SAFE redefinition values.
517 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
519 * Makefile.am: Add install-html target. Add install-html to .PHONY
520 * Makefile.in: Regenerate.
522 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
525 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
528 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
530 2006-04-10 Matthias Klose <doko@debian.org>
532 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
533 directory names containing underscores.
535 2005-11-22 Janis Johnson <janis187@us.ibm.com>
537 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
538 MUDFLAP_FLAGS if static library not supported.
539 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
540 * testsuite/libmudflap.c/externs.exp: Ditto.
541 * testsuite/libmudflap.c++/ctors.exp: Ditto.
542 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
543 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
545 2005-10-04 James E Wilson <wilson@specifix.com>
547 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
548 $name as array of characters with unknown bound. Also store into the
550 * configure: Regenerate.
552 2005-09-30 James E. Wilson <wilson@specifix.com>
554 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
556 (target_thread_file): New. Set from sed'ed gcc output.
557 (posix_threads): New. Set from target_thread_file. Use instead of
559 (pthread_create_version): Move initialization before code using it.
560 * configure: Regenerate.
562 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
565 2005-09-29 James E. Wilson <wilson@specifix.com>
567 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
568 with HAVE_MMAP ifdef.
570 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
573 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
575 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
577 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
579 2005-09-23 Tom Tromey <tromey@redhat.com>
581 * aclocal.m4, configure: Rebuilt.
582 * configure.ac: Use GCC_CHECK_TLS.
583 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
586 2005-08-22 Jim Wilson <wilson@specifix.com>
588 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
589 __FreeBSD__ is defined.
591 2005-08-17 Jim Wilson <wilson@specifix.com>
593 * mf-hooks1.c (malloc, calloc, realloc, free,
594 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
595 the real routines, and END_MALLOC_PROTECT afterwards.
596 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
597 (BEGIN_PROTECT): Handle in_malloc state.
598 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
599 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
601 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
603 * All files: Update FSF address.
605 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
607 * mf-hooks3.c (main_seen_p): Remove.
608 (__mf_get_state): Remove attempt to recognize the main thread.
610 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
612 * configure.ac: Test for the name of the symbol used for the entry
613 point; define ENTRY_POINT to the result.
614 * configure: Regenerate.
615 * config.h.in: Regenerate.
616 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
618 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
620 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
621 (__mf_init): Set thread state active.
622 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
624 (pthread_create wrapper): Always use thread spawner.
626 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
627 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
629 2005-07-16 Richard Henderson <rth@redhat.com>
631 * acinclude.m4: New file.
632 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
633 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
634 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
635 (__mf_0fn_calloc): ... here.
636 * mf-hooks3.c (struct pthread_info): Remove.
637 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
638 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
639 (struct mf_thread_data): New.
640 (mf_thread_data, mf_thread_data_lock): New.
641 (__mf_allocate_blank_threadinfo): Remove.
642 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
644 (__mf_state_perthread): Remove.
645 (__mf_get_state, __mf_set_state): New.
646 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
647 Update mf_thread_data killing procedure.
648 (__mf_pthread_spawner): Similarly.
649 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
650 code to allocate thread stack space.
651 (__mf_0fn_pthread_join, pthread_join): Remove.
652 (__mf_0fn_pthread_exit, pthread_exit): Remove.
653 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
654 (__mf_state_1): Rename from __mf_state; use TLS when available.
655 (__mf_get_state, __mf_set_state): New. Update all users.
656 * mf-runtime.c (begin_recursion_protect1): New.
657 (BEGIN_RECURSION_PROTECT): Use it.
658 (__mf_state_1): Rename from __mf_state; use TLS when available.
659 (threads_active_p): Remove.
660 (__mf_usage): Compute it directly.
662 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
664 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
666 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
668 Fix for uncaching bug reported by Herman ten Brugge.
669 * mf-runtime.c (__mf_uncache_object): Search whole cache.
670 * testsuite/libmudflap.c/fail40-frag.c: New test.
672 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
675 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
676 * Makefile.in: Amend.
678 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
681 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
682 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
684 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
687 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
689 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
692 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
693 unsigned vars with #defines instead of enums.
695 2005-05-09 Mike Stump <mrs@apple.com>
697 * configure: Regenerate.
699 2005-04-12 Mike Stump <mrs@apple.com>
701 * configure: Regenerate.
703 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
706 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
707 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
709 2005-04-04 Alan Modra <amodra@bigpond.net.au>
711 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
713 2005-03-31 Mike Stump <mrs@apple.com>
715 * mf-runtime.h: Add libmudflap copyright clause.
717 2005-03-21 Mike Stump <mrs@apple.com>
719 * mf-heuristics.c: Fix whitespace at end of line.
720 * mf-hooks1.c: Likewise.
721 * mf-hooks2.c: Likewise.
722 * mf-hooks3.c: Likewise.
723 * mf-impl.h: Likewise.
724 * mf-runtime.c: Likewise.
725 * mf-runtime.h: Likewise.
727 2005-03-21 Zack Weinberg <zack@codesourcery.com>
729 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
730 In all substitutions, expand gcc_version in Makefile.
731 * aclocal.m4, configure: Regenerate.
732 * Makefile.am: Set gcc_version.
733 * Makefile.in, testsuite/Makefile.in: Regenerate.
735 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
737 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
738 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
740 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
743 * testsuite/libmudflap.c++/pass55-frag.c: New test.
745 2005-01-05 Richard Henderson <rth@redhat.com>
747 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
749 2005-01-02 Greg McGary <greg@mcgary.org>
751 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
752 * mf-runtime.h: New file, replaces mf-runtime.h.in.
753 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
754 * Makefile.in: Ditto.
755 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
756 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
757 * testsuite/libmudflap.c/fail36-frag.c: New test.
758 * testsuite/libmudflap.c/fail37-frag.c: New test.
759 * testsuite/libmudflap.c/fail38-frag.c: New test.
761 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
763 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
764 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
766 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
768 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
769 * aclocal.m4: Include ../config/gcc-version.m4.
770 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
772 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
774 * Makefile.am: Define ACLOCAL_AMFLAGS.
775 * acinclude.m4: Remove.
776 * stamp-h.in: Remove superfluous stamp file.
777 * aclocal.m4, configure, Makefile.in: Regenerate.
778 * testsuite/Makefile.in: Likewise.
780 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
782 * Makefile.am: Revert previous.
783 * acinclude.m4: Restore.
784 * aclocal.m4, configure, Makefile.in: Regenerate.
785 * testsuite/Makefile.in: Likewise.
787 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
789 * Makefile.am: Define ACLOCAL_AMFLAGS.
790 * acinclude.m4: Remove.
791 * aclocal.m4, configure, Makefile.in: Regenerate.
792 * testsuite/Makefile.in: Likewise.
794 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
796 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
798 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
800 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
801 * testsuite/Makefile.in: Likewise.
803 2004-11-01 Andreas Schwab <schwab@suse.de>
805 * configure.ac: (target_alias): Default to $host_alias, not
807 * configure: Regenerated.
809 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
811 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
812 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
815 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
818 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
820 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
822 * configure.ac: Check for more headers, functions.
823 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
824 tracking overridden FILE buffers.
825 (fopen, setvbuf): New/revised hook functions for buffer overriding.
826 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
827 (fflush): Accept given NULL stream (means "all streams").
829 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
831 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
832 (__mf_adapt_cache): Use them all.
833 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
834 * testsuite/libmudflap.c++/ctors.exp: Ditto.
835 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
836 * configure, config.h.in: Regenerated.
838 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
840 * configure.ac: Checking for sys/socket.h once is enough.
841 * configure: Regenerated.
843 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
845 * configure.ac: Look for more headers & functions.
846 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
847 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
848 * mf-runtime.c (options): Clean up integer signedness warnings.
849 (main): Add a declaration to fix a warning.
850 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
851 * configure, config.h.in: Regenerated.
853 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
855 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
856 New tests for proper base/limit checking for aggregates.
858 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
860 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
862 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
864 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
865 * mf-hooks2.c (strerror): Unregister previous string returned by
867 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
868 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
869 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
870 * mf-runtime.c (__mf_describe_object): Clarify object life status.
871 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
873 * configure, config.h.in: Regenerated.
875 2004-08-03 Dale Johannesen <dalej@apple.com>
877 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
879 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
881 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
882 simplified contents in all former callers.
884 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
886 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
887 the statically linked case.
889 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
891 * splay-tree.[ch]: Remove. Merge contents into ...
892 * mf-runtime.c: ... here, renaming symbols and making all functions
893 static. Remove unused min/max functions.
894 * Makefile.am: Forget about splay-tree.[ch].
895 * Makefile.in, testsuite/Makefile.in: Regenerated.
897 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
899 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
900 (__mfu_usage): Include (C) 2004.
901 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
902 here. Include a comment explaining why.
904 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
906 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
907 * mf-runtime.c (options): Give them a name.
908 (__mf_set_default_options): Set them.
909 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
910 (__mf_violation): Warning cleanup.
911 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
912 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
914 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
917 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
920 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
922 Test case for g++/15861
923 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
924 * testsuite/libmudflap.c++/ctors.exp: Driver.
925 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
926 Look only for *frag* test cases.
928 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
930 ANSI C conversion, libmudflap specialization, recursion limiting.
931 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
932 argument and indirection function pointers, update callers.
933 (splay_tree_s): Add statistics and recursion control fields
934 num_keys, max_depth, depth, rebalance_p.
935 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
936 Back out of search if it exceeds limit.
937 (splay_tree_splay): Manage recursion limiting with rebalancing as
939 (splay_tree_new): More initialization.
940 (splay_tree_rebalance): New function.
941 (splay_tree_foreach): Rewrite using nonrecursive logic.
942 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
943 Remove. Point indirect calls to mf-runtime.c's routines.
944 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
946 (splay_tree_delete, splay_tree_delete_helper): Ditto.
947 * testsuite/heap-scalestress.c: New test based on one from
948 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
950 2004-07-05 Matthias Klose <doko@debian.org>
952 * libtool-version: New.
953 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
954 Use -version-info for soname.
955 * Makefile.in: Regenerate.
956 * configure.ac: Remove libtool_VERSION macro
957 * configure: Regenerate
959 2004-07-05 Zack Weinberg <zack@codesourcery.com>
961 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
962 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
965 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
967 Splay tree implementation fork.
968 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
969 Use hard-coded comparison function for uintptr_t. Remove key/value
970 deallocation logic. Cache last splayed key for consecutive lookups.
971 * Makefile.am, Makefile.in: Use them, don't link to them.
972 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
973 (__mf_find_objects2): Flip successor/predecessor search sequence.
974 * ansidecl.h, libiberty.h: Removed dummy files.
976 2004-06-29 Nick Clifton <nickc@redhat.com>
978 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
979 * configure: Regenerate.
980 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
982 Remove spurious inclusion of <strings.h>.
984 2004-06-29 Nick Clifton <nickc@redhat.com>
986 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
987 function actually exists.
989 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
991 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
992 * config.h.in: Regenerated.
994 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
996 Adopt splay trees for object database.
997 * Makefile.am: Copy splay-tree.* from libiberty.
998 * Makefile.in, testsuite/Makefile.in: Regenerated.
999 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
1000 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
1001 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
1002 * mf-runtime.c: Rewrite code dealing with object database to use
1003 libiberty splay trees. Remove tree liveness aging option.
1004 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
1006 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
1008 * configure.ac: New name of configure.in. Update
1009 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
1010 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
1011 Autoconf 2.5x and Automake 1.7 or later.
1012 * configure.in: Remove.
1013 * configure: Regenerate.
1015 * Makefile.am: Remove useless multilib rules.
1016 * Makefile.in: Regenerate.
1018 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
1020 * .cvsignore: New file.
1022 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
1025 * mf-hooks2.c (semctl): Add cygwin porting hack.
1027 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
1030 * configure.in: Look for ctype header and glibc implementation.
1031 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
1032 array hooks for glibc 2.3.
1033 * mf-runtime.h.in: Wrap them.
1034 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
1036 * testsuite/libmudflap.c/pass47-frag.c: New test.
1037 * configure, config.h.in: Regenerated.
1039 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
1041 Portability improvements, e.g., libmudflap/15293.
1042 * configure.in: Look for glibc extension functions. Look for
1043 support of -f{function,data}-sections. Look for more headers.
1044 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
1045 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
1046 mf-hooks* into usual single object per source.
1047 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
1048 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
1049 if system doesn't provide one.
1050 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
1051 (pthread_create): Use it to properly GC dead thread stacks.
1052 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
1053 * testsuite/Makefile.am: Stop generating site.exp.
1054 * testsuite/mfconfig.exp.in: New file.
1055 * testsuite/config/default.exp: Load new mfconfig.exp.
1056 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
1057 (prune_gcc_output): Add glibc static linking warnings.
1058 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
1059 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
1060 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
1061 Regenerated with autoconf 2.57 and automake 1.7.
1063 2004-06-04 Per Bothner <per@bothner.com>
1065 * configure.in (LIBMUDFLAPTH): Fix thinko.
1067 * configure.in: Check for more headers.
1068 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1070 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1071 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1073 2004-06-01 Andreas Jaeger <aj@suse.de>
1075 * configure.in: Handle multilibs, support
1076 --enable-version-specific-runtime-libs.
1077 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1078 (toolexeclib_LTLIBRARIES): this for multilib support.
1079 * Makefile.in: Regenerated.
1080 * configure: Regenerated.
1081 * aclocal.m4: Regenerated.
1082 * config.h.in: Regenerated.
1083 * testsuite/Makefile.in: Regenerated.
1085 2004-06-01 Andreas Jaeger <aj@suse.de>
1087 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1088 multilibs, using multilib directory instead of hardcoded path.
1091 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1093 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1094 * Makefile.in: Ditto.
1096 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1098 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1099 * aclocal.m4, configure: Rebuilt.
1101 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1103 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1104 import some build settings from libstdc++-v3 testsuite_flags.
1105 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1106 changes to pass test language.
1108 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1109 quicker mode-nop handling.
1111 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1113 * mf-impl.h: Added libgcc license header.
1115 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1117 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1118 Added libgcc license header.
1119 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1120 (pthread_create): Simplify stack allocation syntax.
1122 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1124 * mf-hooks2.c: Support FreeBSD.
1125 (WRAP_gets): Avoid gets().
1126 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1127 test unimplemented mem/str calls on FreeBSD.
1128 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1129 <alloca.h> on FreeBSD.
1131 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1133 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1134 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1135 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1136 flags for static linking permutation.
1137 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1138 some pthreads code that croaks on linux glibc tls.
1140 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1142 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1144 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1146 * testsuite/libmudflap.c/pass44-frag.c: New test.
1148 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1150 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1152 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1154 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1156 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1158 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1160 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1163 * configure.in: Add check for see if
1164 socklen_t typedef is in sys/socket.h.
1165 * mf-hooks1.c: Add define if socklen_t
1167 * mf-hooks2.c: Likewise.
1168 * mf-hooks3.c: Likewise.
1169 * config.h.in: Regen.
1172 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1174 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1175 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1177 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1178 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1179 (unoptimized) allocation of stack space.
1181 2003-12-07 Richard Henderson <rth@redhat.com>
1183 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1184 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1186 2003-12-06 Andrew Pinski <apinski@apple.com>
1188 partial PR libmudflap/12670
1189 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1190 * mf-hooks2.c: Likewise.
1191 * mf-hooks3.c: Likewise.
1193 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1196 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1197 symbols interposed at compile time.
1198 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1201 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1203 * configure.in: Reorganize check for <pthread.h>.
1204 * configure: Regenerated.
1206 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1208 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1209 (_LARGE_FILE_API): Define for AIX.
1210 * mf-hooks[123]: Same.
1211 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1213 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1215 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1217 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1219 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1221 * configure.in: Update check for union semun.
1223 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1226 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1228 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1231 * configure.in: Add checks for 64-bit LFS functions, struct semun
1232 definition, for BSD compatibility.
1233 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1234 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1235 * mf-hooks3.c: Ditto.
1236 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1238 * configure, config.h.in: Regenerated.
1240 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1242 Multithreading fixes:
1243 * mf-runtime.c (__mf_object): Store allocating/deallocating
1245 (options): Support new "-thread-stack" option.
1246 Rename "-heur-argv-environ" option to "-heur-stdlib".
1247 Disable "-lc-mask" and "-lc-shift" options.
1248 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1249 (__assert_fail): New self-contained function for glibc.
1250 * mf-hooks3.c: Essentially rewritten, particularly related to
1251 use of __mf_pthread_info array.
1252 (pthread_join, _exit): New hook functions.
1253 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1254 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1257 * mf-heuristics.c: Add type casts for tracing, sub calls.
1258 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1259 Update all callers to declare explicit result holder.
1260 (END_PROTECT): Removed.
1261 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1263 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1265 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1266 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1267 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1269 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1271 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1272 * mf-hooks: Removed.
1273 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1274 Move these macros from old mf-hooks.c here.
1275 * Makefile.am: Adapt to split-up hook sources for faster builds.
1276 * Makefile.in: Regenerated.
1278 * mf-heuristics.c: Remove #if-0 block.
1280 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1281 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1282 (CALL_REAL, __mf_init): Corresponding changes.
1283 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1284 all callers to remove redundant "mf:" prefix.
1285 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1286 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1287 (__mf_pthread_info): Become a hash table.
1289 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1290 "dg-repetitions" directives to control test case execution.
1291 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1293 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1295 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1297 * mf-hooks.c (alloca): Separate into stub.
1298 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1299 malloc/free for alloca blocks.
1300 (pthread_create): Tolerate failing pthread_attr_get* calls.
1301 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1302 * mf-impl.h (CALL_WRAP): Remove macro.
1303 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1304 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1305 padding for ia64 BIT_FIELD_REF constructs.
1307 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1309 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1310 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1311 libmudflap object type.
1312 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1313 crashes on unregistering STATIC objects.
1315 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1317 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1318 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1319 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1320 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1321 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1322 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1323 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1324 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1325 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1326 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1327 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1328 (accept, bind, connect, gethostname, sethostname): New hooks.
1329 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1330 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1331 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1332 * mf-runtime.h.in: Corresponding changes.
1333 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1334 (opts) Rename heur_argv_environ to heur_std_data.
1335 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1336 * Makefile.am: Corresponding changes.
1337 * Makefile.in: Regenerated.
1339 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1341 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1342 heuristic for threaded case, and for non-x86-linux targets.
1343 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1344 for use during pre-main() program startup.
1345 (__mf_0fn_*): Make these functions non-static.
1346 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1348 * mf-runtime.c (__mf_state): Set initial state to "starting".
1349 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1350 (__wrap_main): New function to register argv[] and environ[] strings.
1351 (__mf_ini): Call it.
1352 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1354 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1355 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1357 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1359 * aclocal.m4, configure: Regenerated.
1361 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1363 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1364 * aclocal.m4, configure: Regenerated.
1366 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1368 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1369 for x86_64 target. Disable caching for this value.
1370 * aclocal.m4, configure: Regenerated.
1372 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1374 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1375 is about to become deprecated, and its present handling bugs are
1378 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1380 * testsuite/libmudflap.c/pass38-frag.c: New test for
1383 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1385 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1386 __mf_report, asserting reentrant calling context.
1388 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1390 * mf-hooks.c (realloc): Correct reentrancy logic.
1391 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1393 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1395 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1396 PTHREAD_THREADS_MAX. Update users.
1397 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1399 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1400 with libmudflapth presence indicator.
1401 * testsuite/Makefile.in: Regenerated.
1403 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1405 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1406 * configure.in: Remove silly no-pthreads => no-shared logic.
1407 * Makefile.in, configure: Regenerated.
1408 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1409 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1410 code. Count reentrancy events.
1411 (all hook functions): Don't directly manipulate __mf_state variable.
1412 Add TRACE calls to hook functions without them.
1413 * mf-impl.h (LOCKTH): Try to count lock contention events.
1414 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1415 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1416 Reorganize reentrancy code.
1417 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1418 identify reentrancy with mutex holding times.
1419 (internal __mfu_ entry points): Remove internal reentrancy code.
1420 (__mf_init): Use ordinary locked calls.
1421 (__mfu_report): Print the two new counts.
1422 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1423 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1424 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1425 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1428 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1430 * configure.in: Add pthread support, plus glibc and porting hacks.
1431 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1432 from objects built into ./pth/.
1433 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1434 functions for internal entry points. Update callers to pick
1435 locked vs. unlocked variants.
1436 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1437 info coming in from a static data structure.
1438 (*): Reorder miscellaneous declarations to group data vs functions.
1439 (__mf_set_default_options): Simplify.
1440 (__mf_usage): Mention threading status of host executable.
1441 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1442 decls to match above.
1443 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1444 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1445 some lock/unlock markers. Remove some unused code.
1447 (pthread_create): New hook function.
1448 (__mf_pthread_cleanup, _spawner): New helper functions.
1449 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1451 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1453 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1455 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1457 * Makefile.am (HOOKOBJS): Add *time related hooks.
1458 * configure.in: Look for pthreads.h header.
1459 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1460 * mf-runtime.c: Begin sketching some pthreads support.
1461 (__mf_usage): Check for -lpthread presence.
1462 (__mf_unregister): Confirm matching unregistration base.
1463 (__mf_find_objects_rec): Reduce unnecessary recursion.
1464 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1465 #defines for new hook functions.
1466 * mf-impl.h: Corresponding changes.
1467 * config.h.in, configure, Makefile.in: Regenerated.
1469 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1471 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1472 modifiers to prevent being optimized away.
1473 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1474 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1475 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1476 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1477 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1478 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1479 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1481 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1483 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1484 * configure.in: Look for uintptr_t and -ldl on target.
1485 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1486 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1487 * testsuite/Makefile.in: Regenerated.
1488 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1489 for better C compliance.
1491 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1493 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1495 * mf-runtime.c (__mf_set_default_options): Turn off
1496 check-initialization.
1497 (__mf_describe_object): Shorten description.
1498 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1500 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1502 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1504 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1506 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1508 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1509 * mf-impl.h (CALL_BACKUP): New macros.
1510 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1512 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1514 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1515 (HOOKOBJS): Remove dlopen hook.
1516 (libmudflap_la_LIBADD): Add -ldl.
1517 * mf-hooks.c (dlopen): Remove hook.
1518 * mf-impl.h (__mf_dynamic): Ditto.
1519 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1520 * Makefile.in: Regenerated.
1522 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1524 * configure.in: Check for target gettimeofday, signal, some headers.
1525 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1526 out inop multi_threaded field.
1527 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1528 (__mf_set_options): Correct handling of "-help".
1529 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1530 (__mf_check, __mf_register, __mf_unregister): Call it.
1531 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1532 (__mf_report_leaks): Make callable
1533 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1534 distribution statistics.
1535 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1537 * config.h.in, configure: Regenerated.
1538 * testsuite/libmudflap.c/fail27-frag.c: New test.
1539 * testsuite/libmudflap.c/pass36-frag.c: New test.
1541 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1543 * mf-runtime.h.in: Tweak.
1544 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1545 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1546 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1548 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1550 * configure.in: Tweak generation of mf-runtime.h some more. It
1551 needs to work from both config.status and configure.
1552 * configure: Regenerated.
1554 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1556 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1557 * configure.in: Tweak generation of mf-runtime.h.
1558 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1559 * mf-hooks.c (*): Adapt to initialized-heap object type.
1560 * mf-impl.h: Tweak cemetary boundaries.
1561 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1563 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1564 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1565 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1566 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1568 * testsuite/.../fail{25,26}-frag.c: New tests.
1569 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1570 * Makefile.in, configure: Regenerated.
1572 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1574 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1575 checking by default.
1576 (__mf_insert_new_object): As a temporary hack, assume that new
1577 objects registered on the stack start out initialized.
1578 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1579 heap objects by hand.
1581 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1583 Switch to macro-style hooks for str*/mem*/b* functions.
1584 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1585 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1586 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1587 (__mf_set_default_options): Turn off heur_proc_map.
1588 (*): Adapt to to macro-style hook functions.
1589 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1590 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1591 (__mf_violation): Handle __MF_VIOL_WATCH.
1592 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1593 (__mf_dynamic): Removed mem*/str*/b* functions.
1594 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1595 (WRAPPER2): New macro for macro-style hooks.
1596 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1598 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1599 * mf-heuristics.c: Adapt to macro-style hook functions.
1600 Correct some comments.
1601 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1602 output pattern tests.
1603 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1604 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1606 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1608 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1609 for global array registration.
1610 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1611 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1613 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1615 * Makefile.am: Add gross make bug workarounds. Tweaked
1616 SUBDIRS and AM_CFLAGS.
1617 * Makefile.in: Regenerated.
1619 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1622 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1623 * Makefile.am (TESTS): Remove simple automake testing.
1624 * configure, Makefile.in: Regenerated.
1625 (SUBDIRS): Include new testsuite/ directory.
1626 * tests/*: Removed all files; moved bulk under:
1627 * testsuite/*: New subdirectory tree.
1628 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1629 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1630 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1631 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1632 * testsuite/config/default.exp: New file.
1633 * testsuite/Makefile.am, Makefile.in: New files.
1635 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1637 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1638 (TESTS): Add fail22 and pass29 tests.
1639 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1640 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1641 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1642 values. Move __MF_VIOL* here.
1643 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1644 (check_initialization): New field in __mf_opts. Default off.
1645 (read_count,write_count): New fields in __mf_object.
1646 (__mf_check): Implement basic initialization checking.
1647 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1648 (__mf_describe_object): Print new fields.
1649 (__mf_violation): Identify check/read vs. check/write in messages.
1650 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1651 "-check-initialized" mudflap option.
1652 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1653 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1654 Drop __FILE__/__LINE__ hack. Update callers.
1655 (*): Adapt to new mf-runtime.h API.
1656 * Makefile.in: regenerated.
1658 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1660 * configure.in: Build mf-runtime.h a more proper way.
1661 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1662 * mf-runtime.c (verbose_violations): Turn on by default.
1663 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1664 * mf-impl.h: ... and move it here.
1665 * configure: Regenerated.
1667 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1669 * configure.in: Look for C++ compiler.
1670 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1671 fixed type warnings when built with C++.
1672 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1673 * Makefile.am (TESTS): Run them.
1674 (*) Add new rules for building and running C++ tests.
1675 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1676 * mf-runtime.h.in: Protect with extern "C".
1677 * Makefile, configure: Regenerated.
1679 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1681 Portability improvements.
1682 * configure.in: Look for glibc backtrace headers/functions.
1683 * mf-hooks.c: Don't include <execinfo.h> any more.
1684 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1686 (__mf_backtrace): Provide alternate baby implementation in
1688 * test/mf-driver.c: Portability tweaks.
1689 * acinclude.m4: New file, containing top level libtool.m4.
1690 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1692 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1694 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1696 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1698 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1700 (__mf_unregister): Implement stack/heap object wiping.
1701 (__mf_set_options): Renamed from __mf_process_opts.
1702 (__mf_uncache_object): Change arg type, correct callers.
1703 * mf-impl.h: Corresponding changes.
1704 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1705 * mf-runtime.h.in (__mf_set_options): Extend public API.
1706 * test/pass26-frag.c: New test for stack wiping.
1707 * Makefile.am (TESTS): Run it.
1708 * Makefile.in: Regenerated.
1710 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1712 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1713 * mf-runtime.c (__mf_object_t): Add watching_p field.
1714 (__mf_watch_or_not): New function to implement
1715 object watch flagging.
1716 (__mf_watch, __mf_unwatch): New wrappers for above.
1717 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1718 (__mf_count_violation): Enlarge array.
1719 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1720 unlink object. Clear cache properly.
1721 (__mf_unregister): Unlink object explicitly before uncaching.
1722 * test/fail21-frag.c, pass25-frag.c: New tests.
1723 * Makefile.in, aclocal.m4: Regenerated.
1725 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1727 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1728 * Makefile.am (TESTS): Add it.
1729 * test/pass-stratcliff.c: Add decls of stpcpy.
1730 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1731 build tree from config.h and new file mf-runtime.h.in.
1732 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1733 * Makefile.in, configure, config.h.in: Regenerated.
1734 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1735 * mf-runtime.c (options, __mf_set_default_options): Support new
1736 default "abbreviate" option.
1737 (__mf_object.description_epoch): New field.
1738 (__mf_describe_object): Conditionally abbreviate objects already
1739 displayed in current epoch. Accept NULL input to increment epoch.
1740 (__mf_fini, __mf_ini): Reset description epoch.
1741 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1742 that NULL pointer slot in lookup cache is invalidated. Register a
1743 NOACCESS region around NULL.
1744 * mf-impl.h: Corresponding changes.
1746 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1748 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1749 * Makefile.am: Run them. Install mf-runtime.h.
1750 * Makefile.in: Regenerated.
1751 * mf-hooks.c: Add some markers for more missing functions.
1752 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1753 statistic to tune tune cache size (mask).
1755 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1757 * test/pass23-frag.c: New test for bit_field_ref expressions.
1758 * Makefile.am, Makefile.in: Add new test.
1759 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1760 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1761 * mf-runtime.c (__mf_init): Register errno global.
1762 (__mf_find_object): Removed function.
1763 (__mf_check): Rewrite logic to support accesses across some
1764 contiguous but distinctly registered objects.
1765 (__mf_remove_old_object): Tolerate cache entries that span
1768 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1770 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1771 * Makefile.am, Makefile.in: Run new tests.
1772 * mf-hooks.c (alloca): Correct stack direction logic.
1774 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1776 * mf-impl.h (adapt_cache): New option.
1777 * mf-runtime.c (__mf_set_default_options): Set its default value.
1778 Tweak the tree_aging parameter down.
1779 (__mf_check): Maintain separate counter for cache-adaptation.
1780 (__mf_tree_analyze): New function to collect object tree stats.
1781 (__mf_adapt_cache): New function to automate cache parameters.
1783 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1785 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1786 hypothetical #if-0'd argv/envp region registration.
1787 * mf-runtime.c (__mf_init): Add kludged form of above.
1788 (*) Add "heur_argv_environ" flag, default on, to govern this.
1789 * mf-impl.h: Corresponding changes.
1791 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1793 * test/fail18-frag.c: New test file for NOACCESS regions.
1794 * Makefile.am (TESTS): Add new test.
1795 * Makefile.in: Regenerated.
1797 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1798 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1799 (optimize_object_tree): Remove unused mudflap_option.
1800 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1801 support throughout. Use .._MAX_CEM for cemetary upper bound.
1802 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1804 (__mf_object): Add new liveness field for use by tree aging.
1805 (__mf_check): Trigger tree aging when needed.
1806 (__mf_age_tree): New function to decay liveness field.
1807 (__mf_find_objects_rec): Use liveness field to rotate tree.
1808 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1809 (__mf_unregister): Ditto.
1810 (__mf_register): Tweak duplicate-static message.
1811 (__mf_violation: Tweak nearby-object counter printing.
1813 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1815 * test/pass20-frag.c: New test file.
1816 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1817 * Makefile.in: Regenerated.
1819 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1820 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1821 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1822 entries to avoid repeat registration.
1823 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1824 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1826 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1828 * Makefile.am: Create test sources with #include, not cat>>.
1829 * Makefile.in: Regenerated.
1830 * test/buildtest.sh: Removed.
1831 * test/driver.c (abort_handler, main): Be quiet.
1833 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1835 * test/pass18-frag.c, pass19-frag.c: New tests.
1836 * Makefile.am (check): Run them. Rebuild test programs each time.
1837 * Makefile.in: Regenerated.
1839 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1841 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1842 overlapping object search.
1843 (__mf_violation): Likewise for nearby objects.
1844 Improve nearby-object listing.
1847 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1848 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1850 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1853 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1854 (HOOKOBJS): Add alloca-hook.o.
1855 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1857 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1858 (__mf_backtrace): Reimplement without using alloca.
1859 * Makefile.in: Regenerated.
1862 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1863 Correct signedness bugs in length-tracking variables.
1864 * mf-impl.h: Make options unsigned.
1865 (CALL_WRAP): New macro to parallel CALL_REAL().
1866 (DECLARE): Remove erroneous ";" at end.
1867 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1868 formatting specs with %08lx. Correct several compiler warnings.
1870 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1872 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1874 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1876 libmudflap hook breakup:
1877 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1879 (TESTS): Make dependent on libmudflap.
1880 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1881 compiled from segments of mf-hooks.c.
1882 * mf-hooks.c: Corresponding changes: wrap each function in
1884 * Makefile.in: Regenerated.
1886 Heuristics reorganization:
1887 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1888 Remove these functions. Update callers.
1889 (__mf_heuristic_check): Incorporate all the various heuristics.
1890 Encode cacheability/retry judgement into trinary return value.
1891 Separate start-end logic into a separate fallback heuristic. Only
1892 register relevant /proc/self/map segments.
1893 * mf-impl.h: Corresponding changes.
1894 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1895 (__mf_init): Don't call __mf_init_heuristics.
1898 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1899 "-verbose-trace" to emit all tracing messages other than those of
1900 basic public api. Eliminate some duplicate/excessive messages.
1901 * mf-runtime.h: Corresponding changes.
1903 2002-08-27 Graydon Hoare <graydon@redhat.com>
1905 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1906 and __real when compiled with -DPIC.
1907 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1908 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1909 * Makefile.in: Regenerate.
1911 2002-08-26 Graydon Hoare <graydon@redhat.com>
1913 * mf-impl.h: New file, private implementation header.
1914 * mf-runtime.h: Reorganize a bit.
1915 (CLAMPSZ): Fix arithmetic.
1916 (__MF_CACHE_MISS_P): Fix arithmetic.
1917 * mf-runtime.c: Reorganize a bit.
1918 (__mf_dynamic): New structure.
1919 (resolve_single_dynamic): New function.
1920 (__mf_resolve_dynamics): New function.
1921 (__mf_init): Initialize dynamic wrappers.
1922 * mf-hooks.c: Macro-ize __real calls.
1923 Clamp various bits of arithmetic.
1924 Add explicit __mf_check call contexts.
1925 * Makefile.am: Add dependencies on mf-impl.h
1926 * Makefile.in: Regenerate.
1927 * configure.in: Comment out shared override.
1928 * configure: Regenerate.
1930 2002-08-22 Graydon Hoare <graydon@redhat.com>
1932 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1933 (__mf_check): Re-inialize and check heuristics before violation.
1934 (__mf_register): Permit updating pure-guess regions.
1935 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1936 (__wrap_dlopen): New wrapper function.
1937 (__wrap_mmap): New wrapper function.
1938 (__wrap_munmap): New wrapper function.
1939 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1940 which are not stack addresses.
1941 (is_stack_address): New function.
1942 (__mf_init_heuristics): Save and restore state, always initialize with
1945 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1947 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1948 error. Pass location string.
1949 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1950 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1951 (__mf_process_opts): Apply some sanity checking for lc-mask.
1952 (__mf_check, __mf_violation): Take new location-string argument.
1953 Update callers to pass NULL if necessary.
1954 (__mf_backtrace): New smart backtracer function. Calls replace
1955 several ad-hoc blocks elsewhere.
1956 (__mf_describe_object): Remove bad reentrancy test. Improve
1958 * mf-runtime.h: Corresponding changes. Public/private markup.
1959 (__MF_CACHE_MISS_P): New macro.
1961 2002-08-20 Graydon Hoare <graydon@redhat.com>
1963 * mf-runtime.h: New option: stack_bound (heuristic).
1964 Move some macros out of implementation files.
1965 * mf-runtime.c: New option string: -stack-bound.
1966 Unify recursion protection with hooks.
1968 (__mf_check): Call __mf_heuristic_check.
1969 (__mf_process_opts): Fix "no-" processing.
1970 * mf-heuristics.c (__mf_heuristic_check): New function.
1971 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1973 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1975 Option parsing improvements, region splitting bug fixes:
1976 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1977 * mf-runtime.h (heur_proc_map): New libmudflap option.
1978 * mf-runtime.c (__mf_set_default_options): Set it.
1979 (__mf_usage): Print default values/status.
1980 (__mf_process_opts): Support general "no-" option string prefix.
1981 (__mf_init): Print __mf_usage on unknown-option error.
1982 (__mf_register): Print trace message up front.
1983 Correct region splitting logic for case where a subregion disappears.
1984 Correct memory leak.
1985 (__mf_violation): Make even basic message conditional on option.
1988 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1989 (clean-local): New target.
1990 (test/*x rules): Add -g CFLAGS.
1991 (CFLAGS): Add -freorder-blocks.
1992 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1993 * Makefile.in: Regenerated.
1994 * Makefile, mf-config.h: Removed files.
1996 2002-08-16 Graydon Hoare <graydon@redhat.com>
1998 * mf-runtime.c (__mf_insert_new_object): Factor out of
2000 (__mf_remove_old_object): Factor out of __mf_unregister.
2001 (__mf_register): Handle guessed regions, splitting
2002 guesses when new registrations arrive.
2003 (__mf_unregister): Do not unregister guesses.
2004 * mf-runtime.h: Move convenience macros around,
2005 declare new option fields. Add __MF_TYPE_GUESS.
2006 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
2007 (__wrap_free): Call __real_free for deferred frees.
2008 * Makefile.am: Add more tests, fix dependency.
2009 * Makefile.in: Regenerate.
2010 * test/pass[13..17]-frag.c: New testcases.
2011 * test/fail[13..17]-frag.c: New testcases.
2013 2002-08-15 Graydon Hoare <graydon@redhat.com>
2015 * mf-heuristics.c: New file.
2016 * mf-runtime.c (options): Add -trace-calls option.
2017 (__mf_init): Call __mf_init_heuristics.
2019 2002-08-14 Graydon Hoare <graydon@redhat.com>
2021 * Makefile.am (TESTS): Add testsuite support.
2022 * Makefile.in: Regenerate.
2023 * test/mf-driver.c: New file.
2024 * test/buildtest.sh: New file.
2025 * test/passNN-frag.c: New testcases.
2026 * test/failNN-frag.c: New testcases.
2028 2002-08-14 Graydon Hoare <graydon@redhat.com>
2030 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
2031 verifying non-size-limited string extents.
2033 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
2035 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
2036 instead of plain str[n]len for internal checks.
2037 * mf-runtime.c (__mf_violation): Print optional stack traceback.
2039 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
2041 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
2043 2002-08-13 Graydon Hoare <graydon@redhat.com>
2045 * mf-runtime.c: Rework configuration to operate on
2046 environment variable options rather than #defines
2047 (__mf_violation): Add simple fork-a-gdb violaiton mode.
2048 (__mf_init): Set static __mf_active_p flag on startup,
2049 to inhibit mudflap wrap-based checking during crt0.s.
2050 * mf-runtime.h: Declare options structure.
2051 * mf-hooks.c: New wrappings for mem*, b*, str*
2052 libc functions (temporarily #if 0-ed out).
2054 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
2056 * Makefile.am, configure.in: New files.
2057 * Makefile.in, Makefile, configure, config.h.in: New generated files.
2058 * stamp-h.in, aclocal.m4: Ditto.
2060 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
2062 * Makefile: New file.
2063 * mf-config.h: New file: runtime configuration.
2064 * mf-hooks.c: New file: interposed libc functions.
2065 * mf-runtime.c: New file: bulk of runtime.
2066 * mf-runtime.h: New file: public functions.