1 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
3 * configure: Regenerated.
5 2012-07-13 Richard Guenther <rguenther@suse.de>
7 * testsuite/libmudflap.c++/ctors.exp: Explicitely specify -O0.
8 * testsuite/libmudflap.c++/c++frags.exp: Likewise.
9 * testsuite/libmudflap.cth/cthfrags.exp: Likewise.
10 * testsuite/libmudflap.c/cfrags.exp: Likewise.
11 * testsuite/libmudflap.c/externs.exp: Likewise.
13 2012-07-13 Richard Guenther <rguenther@suse.de>
15 * testsuite/libmudflap.c/fail11-frag.c: Adjust to not look like memset.
16 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
18 2012-05-29 Joseph Myers <joseph@codesourcery.com>
20 * mf-impl.h: Fix typo.
22 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
24 * configure: Regenerated.
26 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
29 * testsuite/lib/libmudflap.exp: Handle caret.
31 2012-01-19 Jakub Jelinek <jakub@redhat.com>
34 * testsuite/libmudflap.c/fail68-frag.c: New test.
36 2012-01-01 Jakub Jelinek <jakub@redhat.com>
38 * mf-runtime.c (__mf_usage): Update copyright notice dates.
40 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
42 * configure: Regenerate.
44 2011-07-31 Tom de Vries <tom@codesourcery.com>
47 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
50 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
53 2011-07-15 Jakub Jelinek <jakub@redhat.com>
56 PR tree-optimization/49309
57 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
59 2011-07-15 Jakub Jelinek <jakub@redhat.com>
62 PR tree-optimization/49309
63 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
65 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
67 * configure.ac: Don't create pth.
68 Check for library containing sched_yield.
69 * configure: Regenerate.
70 * config.h.in: Regenerate.
72 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
73 mfconfig_libs in -static check.
75 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
78 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
79 stdin, stdout, stderr.
80 Register __ctype, __ctype_mask.
82 * configure.ac: Check for mmap64.
83 Check for rawmemchr, stpcpy, mempcpy.
84 * configure: Regenerate.
85 * config.h.in: Regenerate.
86 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
87 (mmap64): New wrapper function.
88 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
89 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
91 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
94 * mf-hooks3.c (_REENTRANT): Define.
96 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
98 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
100 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
102 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
105 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
108 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
110 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
111 --noinhibit-exec to GNU ld.
113 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
116 * configure.ac: Check for sys/mnttab.h.
117 Check for library containing connect.
118 * configure: Regenerate.
119 * config.h.in: Regenerate.
120 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
121 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
122 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
124 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
126 * configure: Regenerate.
128 2011-01-03 Jakub Jelinek <jakub@redhat.com>
130 * mf-runtime.c (__mf_usage): Update copyright notice dates.
132 2010-10-31 Jason Merrill <jason@redhat.com>
135 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
137 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
139 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
142 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
145 * configure: Regenerate.
147 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
149 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
151 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
153 * testsuite/lib/mfdg.exp (additional_prunes): New global.
154 (dg-test): Clear additional_prunes before test is run.
155 (dg-prune-output): New procedure.
156 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
158 (libmudflap-dg-prune): New procedure.
159 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
162 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
165 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
166 * Makefile.in: Regenerate.
167 * testsuite/Makefile.in: Regenerate.
169 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
171 * Makefile.in: Regenerate.
172 * aclocal.m4: Regenerate.
173 * testsuite/Makefile.in: Regenerate.
175 2010-03-15 David S. Miller <davem@davemloft.net>
177 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
180 2010-01-09 Jakub Jelinek <jakub@redhat.com>
182 * mf-runtime.c (__mf_usage): Update copyright notice dates.
184 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
186 * Makefile.in: Regenerate.
187 * configure: Regenerate.
188 * testsuite/Makefile.in: Regenerate.
190 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
193 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
194 running setuid or setgid.
196 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
198 * mf-runtime.c (__mf_init): Support FreeBSD.
199 Prime mutex which calls calloc upon first lock to avoid deadlock.
200 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
201 Ignore red zone allocation request for initial thread's stack.
203 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
204 Andreas Schwab <schwab@linux-m68k.org>
206 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
207 if not in system header; use it. On FreeBSD, must pass fd==-1
208 with MAP_ANON flag. Correct mmap error check.
209 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
211 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
213 * configure.ac (AC_PREREQ): Bump to 2.64.
215 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
217 * Makefile.am (install-html, install-pdf): Remove.
218 * Makefile.in: Regenerate.
220 * Makefile.in: Regenerate.
221 * aclocal.m4: Regenerate.
222 * config.h.in: Regenerate.
223 * configure: Regenerate.
224 * testsuite/Makefile.in: Regenerate.
226 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
228 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
230 2009-07-16 Joseph Myers <joseph@codesourcery.com>
232 * configure: Regenerate.
234 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
239 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
241 2009-07-01 Richard Guenther <rguenther@suse.de>
243 PR tree-optimization/19831
244 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
246 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
247 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
248 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
250 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
252 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
253 to ld_library_path. Use add_path. Add just find_libgcc_s to
254 ld_library_path, not every libgcc multilib directory.
256 2009-04-09 Nick Clifton <nickc@redhat.com>
258 * mf-hooks1.c: Change copyright header to refer to version 3
259 of the GNU General Public License with version 3.1 of the GCC
260 Runtime Library Exception and to point readers at the COPYING3
261 and COPYING3.RUNTIME files and the FSF's license web page.
262 * mf-heuristics.c: Likewise.
263 * mf-hooks2.c: Likewise.
264 * mf-hooks3.c: Likewise.
265 * mf-impl.h: Likewise.
266 * mf-runtime.c: Likewise.
267 * mf-runtime.h: Likewise.
269 2009-04-09 Jakub Jelinek <jakub@redhat.com>
271 * testsuite/lib/mfdg.exp: Change copyright header to refer to
272 version 3 of the GNU General Public License and to point readers
273 at the COPYING3 file and the FSF's license web page.
274 * testsuite/lib/libmudflap.exp: Likewise.
276 2009-03-31 Ben Elliston <bje@au.ibm.com>
279 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
280 object', not `mudflap object'.
282 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
284 * configure: Regenerate.
286 2009-02-03 Jakub Jelinek <jakub@redhat.com>
288 * mf-runtime.c (__mf_usage): Update copyright notice dates.
290 2009-01-23 Jie Zhang <jie.zhang@analog.com>
292 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
293 __thread when TLS support is emulated.
294 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
295 * mf-runtime.c (__mf_state_1): Likewise.
296 * configure.ac: Use GCC_CHECK_EMUTLS.
297 * configure: Regenerate.
298 * config.h.in: Regenerate.
300 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
302 * configure: Regenerate.
304 2008-11-26 Janis Johnson <janis187@us.ibm.com>
307 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
308 (dg-timeout): Remove.
309 (standard-wait): Remove.
310 * testsuite/lib/libmudflap.exp: Include new timeout library files.
311 (libmudflap_target_compile): Set timeout value from new proc.
313 2008-11-10 Jakub Jelinek <jakub@redhat.com>
316 * testsuite/libmudflap.c/pass67-frag.c: New test.
318 2008-10-09 Jakub Jelinek <jakub@redhat.com>
321 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
323 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
324 Steve Ellcey <sje@cup.hp.com>
326 * configure: Regenerate for new libtool.
327 * Makefile.in: Ditto.
328 * testsuite/Makefile.in: Ditto.
330 2008-09-15 Jakub Jelinek <jakub@redhat.com>
333 * testsuite/libmudflap.c/pass64-frag.c: New test.
335 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
337 * Makefile.in: Regenerate.
338 * config.h.in: Regenerate.
339 * configure: Regenerate.
340 * testsuite/Makefile.in: Regenerate.
342 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
345 * aclocal.m4: Regenerate.
346 * configure: Regenerate.
348 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
350 * testsuite/libmudflap.c/pass63-frag.c: New test.
352 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
354 * aclocal.m4: Regenerate.
355 * configure: Likewise.
356 * Makefile.in: Likewise.
357 * testsuite/Makefile.in: Likewise.
359 2008-03-02 Jakub Jelinek <jakub@redhat.com>
361 * mf-runtime.c (__mf_usage): Update copyright notice dates.
363 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
365 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
367 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
369 2008-01-24 David Edelsohn <edelsohn@gnu.org>
371 * configure: Regenerate.
373 2008-01-05 Jakub Jelinek <jakub@redhat.com>
375 PR tree-optimization/34618
376 * testsuite/libmudflap.c/pass62-frag.c: New test.
378 2008-01-03 Jakub Jelinek <jakub@redhat.com>
381 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
383 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
386 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
388 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
390 * configure: Regenerate following changes to ../config/tls.m4.
392 2007-07-26 Tom Tromey <tromey@redhat.com>
394 * Makefile.in: Rebuilt.
395 * Makefile.am (clean-local): Removed.
396 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
397 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
398 (libmudflapth_la_SOURCES): List sources.
399 (libmudflapth_la_LIBADD): Clear.
400 (libmudflapth_la_CFLAGS): New variable.
402 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
404 * aclocal.m4: Regenerated.
406 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
408 * configure: Regenerate.
410 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
412 From Andi Kleen <ak@suse.de>:
413 * mf-runtime.c (options): Rename structure for compatibility with
416 2007-05-23 Steve Ellcey <sje@cup.hp.com>
418 * Makefile.in: Regenerate.
419 * configure: Regenerate.
420 * aclocal.m4: Regenerate.
421 * testsuite/Makefile.in: Regenerate.
423 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
425 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
427 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
429 * Makefile.am: Add dummy install-pdf target.
430 * Makefile.in: Regenerate
432 2007-02-07 Jakub Jelinek <jakub@redhat.com>
435 * configure: Regenerate.
437 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
439 * configure: Regenerate.
441 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
443 * configure: Regenerated.
445 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
448 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
449 static but not function scope static.
450 (free): Skip deallocation attempts for objects placed into
452 * testsuite/libmudflap.cth/pass59-frag.c: New test.
454 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
456 From Herman ten Brugge <hermantenbrugge@home.nl>:
457 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
458 small and large objects are handled a lot faster.
460 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
462 * configure.ac (__libc_freeres): Look for it.
463 * mf-impl.h (call_libc_freeres): New configuration flag.
464 * mf-runtime.c (__mf_set_default_options): Set it by default.
465 (__mfu_report): Call it if needed.
466 (__mfu_unregister): Remove "unaccessed registered object" warning.
467 * configure, config.h.in: Regenerated.
469 2006-09-18 Tom Tromey <tromey@redhat.com>
471 * configure: Rebuilt.
473 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
476 mf-runtime.h installation based on ssp patch for PR 26473 from
477 Mark Mitchell <mark@codesourcery.com>.
478 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
479 * Makefile.am (target_noncanonical): Define.
480 (libsubincludedir): New variable.
481 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
482 (include_HEADERS): Remove.
483 * configure, aclocal.m4, config.h.in: Regenerated.
484 * Makefile.in, testsuite/Makefile.in: Likewise.
485 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
486 and _THREAD_SAFE redefinition values.
488 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
490 * Makefile.am: Add install-html target. Add install-html to .PHONY
491 * Makefile.in: Regenerate.
493 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
496 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
499 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
501 2006-04-10 Matthias Klose <doko@debian.org>
503 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
504 directory names containing underscores.
506 2005-11-22 Janis Johnson <janis187@us.ibm.com>
508 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
509 MUDFLAP_FLAGS if static library not supported.
510 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
511 * testsuite/libmudflap.c/externs.exp: Ditto.
512 * testsuite/libmudflap.c++/ctors.exp: Ditto.
513 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
514 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
516 2005-10-04 James E Wilson <wilson@specifix.com>
518 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
519 $name as array of characters with unknown bound. Also store into the
521 * configure: Regenerate.
523 2005-09-30 James E. Wilson <wilson@specifix.com>
525 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
527 (target_thread_file): New. Set from sed'ed gcc output.
528 (posix_threads): New. Set from target_thread_file. Use instead of
530 (pthread_create_version): Move initialization before code using it.
531 * configure: Regenerate.
533 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
536 2005-09-29 James E. Wilson <wilson@specifix.com>
538 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
539 with HAVE_MMAP ifdef.
541 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
544 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
546 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
548 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
550 2005-09-23 Tom Tromey <tromey@redhat.com>
552 * aclocal.m4, configure: Rebuilt.
553 * configure.ac: Use GCC_CHECK_TLS.
554 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
557 2005-08-22 Jim Wilson <wilson@specifix.com>
559 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
560 __FreeBSD__ is defined.
562 2005-08-17 Jim Wilson <wilson@specifix.com>
564 * mf-hooks1.c (malloc, calloc, realloc, free,
565 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
566 the real routines, and END_MALLOC_PROTECT afterwards.
567 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
568 (BEGIN_PROTECT): Handle in_malloc state.
569 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
570 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
572 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
574 * All files: Update FSF address.
576 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
578 * mf-hooks3.c (main_seen_p): Remove.
579 (__mf_get_state): Remove attempt to recognize the main thread.
581 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
583 * configure.ac: Test for the name of the symbol used for the entry
584 point; define ENTRY_POINT to the result.
585 * configure: Regenerate.
586 * config.h.in: Regenerate.
587 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
589 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
591 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
592 (__mf_init): Set thread state active.
593 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
595 (pthread_create wrapper): Always use thread spawner.
597 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
598 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
600 2005-07-16 Richard Henderson <rth@redhat.com>
602 * acinclude.m4: New file.
603 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
604 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
605 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
606 (__mf_0fn_calloc): ... here.
607 * mf-hooks3.c (struct pthread_info): Remove.
608 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
609 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
610 (struct mf_thread_data): New.
611 (mf_thread_data, mf_thread_data_lock): New.
612 (__mf_allocate_blank_threadinfo): Remove.
613 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
615 (__mf_state_perthread): Remove.
616 (__mf_get_state, __mf_set_state): New.
617 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
618 Update mf_thread_data killing procedure.
619 (__mf_pthread_spawner): Similarly.
620 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
621 code to allocate thread stack space.
622 (__mf_0fn_pthread_join, pthread_join): Remove.
623 (__mf_0fn_pthread_exit, pthread_exit): Remove.
624 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
625 (__mf_state_1): Rename from __mf_state; use TLS when available.
626 (__mf_get_state, __mf_set_state): New. Update all users.
627 * mf-runtime.c (begin_recursion_protect1): New.
628 (BEGIN_RECURSION_PROTECT): Use it.
629 (__mf_state_1): Rename from __mf_state; use TLS when available.
630 (threads_active_p): Remove.
631 (__mf_usage): Compute it directly.
633 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
635 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
637 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
639 Fix for uncaching bug reported by Herman ten Brugge.
640 * mf-runtime.c (__mf_uncache_object): Search whole cache.
641 * testsuite/libmudflap.c/fail40-frag.c: New test.
643 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
646 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
647 * Makefile.in: Amend.
649 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
652 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
653 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
655 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
658 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
660 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
663 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
664 unsigned vars with #defines instead of enums.
666 2005-05-09 Mike Stump <mrs@apple.com>
668 * configure: Regenerate.
670 2005-04-12 Mike Stump <mrs@apple.com>
672 * configure: Regenerate.
674 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
677 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
678 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
680 2005-04-04 Alan Modra <amodra@bigpond.net.au>
682 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
684 2005-03-31 Mike Stump <mrs@apple.com>
686 * mf-runtime.h: Add libmudflap copyright clause.
688 2005-03-21 Mike Stump <mrs@apple.com>
690 * mf-heuristics.c: Fix whitespace at end of line.
691 * mf-hooks1.c: Likewise.
692 * mf-hooks2.c: Likewise.
693 * mf-hooks3.c: Likewise.
694 * mf-impl.h: Likewise.
695 * mf-runtime.c: Likewise.
696 * mf-runtime.h: Likewise.
698 2005-03-21 Zack Weinberg <zack@codesourcery.com>
700 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
701 In all substitutions, expand gcc_version in Makefile.
702 * aclocal.m4, configure: Regenerate.
703 * Makefile.am: Set gcc_version.
704 * Makefile.in, testsuite/Makefile.in: Regenerate.
706 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
708 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
709 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
711 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
714 * testsuite/libmudflap.c++/pass55-frag.c: New test.
716 2005-01-05 Richard Henderson <rth@redhat.com>
718 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
720 2005-01-02 Greg McGary <greg@mcgary.org>
722 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
723 * mf-runtime.h: New file, replaces mf-runtime.h.in.
724 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
725 * Makefile.in: Ditto.
726 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
727 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
728 * testsuite/libmudflap.c/fail36-frag.c: New test.
729 * testsuite/libmudflap.c/fail37-frag.c: New test.
730 * testsuite/libmudflap.c/fail38-frag.c: New test.
732 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
734 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
735 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
737 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
739 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
740 * aclocal.m4: Include ../config/gcc-version.m4.
741 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
743 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
745 * Makefile.am: Define ACLOCAL_AMFLAGS.
746 * acinclude.m4: Remove.
747 * stamp-h.in: Remove superfluous stamp file.
748 * aclocal.m4, configure, Makefile.in: Regenerate.
749 * testsuite/Makefile.in: Likewise.
751 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
753 * Makefile.am: Revert previous.
754 * acinclude.m4: Restore.
755 * aclocal.m4, configure, Makefile.in: Regenerate.
756 * testsuite/Makefile.in: Likewise.
758 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
760 * Makefile.am: Define ACLOCAL_AMFLAGS.
761 * acinclude.m4: Remove.
762 * aclocal.m4, configure, Makefile.in: Regenerate.
763 * testsuite/Makefile.in: Likewise.
765 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
767 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
769 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
771 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
772 * testsuite/Makefile.in: Likewise.
774 2004-11-01 Andreas Schwab <schwab@suse.de>
776 * configure.ac: (target_alias): Default to $host_alias, not
778 * configure: Regenerated.
780 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
782 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
783 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
786 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
789 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
791 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
793 * configure.ac: Check for more headers, functions.
794 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
795 tracking overridden FILE buffers.
796 (fopen, setvbuf): New/revised hook functions for buffer overriding.
797 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
798 (fflush): Accept given NULL stream (means "all streams").
800 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
802 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
803 (__mf_adapt_cache): Use them all.
804 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
805 * testsuite/libmudflap.c++/ctors.exp: Ditto.
806 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
807 * configure, config.h.in: Regenerated.
809 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
811 * configure.ac: Checking for sys/socket.h once is enough.
812 * configure: Regenerated.
814 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
816 * configure.ac: Look for more headers & functions.
817 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
818 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
819 * mf-runtime.c (options): Clean up integer signedness warnings.
820 (main): Add a declaration to fix a warning.
821 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
822 * configure, config.h.in: Regenerated.
824 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
826 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
827 New tests for proper base/limit checking for aggregates.
829 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
831 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
833 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
835 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
836 * mf-hooks2.c (strerror): Unregister previous string returned by
838 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
839 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
840 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
841 * mf-runtime.c (__mf_describe_object): Clarify object life status.
842 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
844 * configure, config.h.in: Regenerated.
846 2004-08-03 Dale Johannesen <dalej@apple.com>
848 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
850 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
852 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
853 simplified contents in all former callers.
855 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
857 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
858 the statically linked case.
860 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
862 * splay-tree.[ch]: Remove. Merge contents into ...
863 * mf-runtime.c: ... here, renaming symbols and making all functions
864 static. Remove unused min/max functions.
865 * Makefile.am: Forget about splay-tree.[ch].
866 * Makefile.in, testsuite/Makefile.in: Regenerated.
868 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
870 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
871 (__mfu_usage): Include (C) 2004.
872 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
873 here. Include a comment explaining why.
875 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
877 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
878 * mf-runtime.c (options): Give them a name.
879 (__mf_set_default_options): Set them.
880 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
881 (__mf_violation): Warning cleanup.
882 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
883 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
885 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
888 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
891 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
893 Test case for g++/15861
894 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
895 * testsuite/libmudflap.c++/ctors.exp: Driver.
896 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
897 Look only for *frag* test cases.
899 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
901 ANSI C conversion, libmudflap specialization, recursion limiting.
902 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
903 argument and indirection function pointers, update callers.
904 (splay_tree_s): Add statistics and recursion control fields
905 num_keys, max_depth, depth, rebalance_p.
906 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
907 Back out of search if it exceeds limit.
908 (splay_tree_splay): Manage recursion limiting with rebalancing as
910 (splay_tree_new): More initialization.
911 (splay_tree_rebalance): New function.
912 (splay_tree_foreach): Rewrite using nonrecursive logic.
913 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
914 Remove. Point indirect calls to mf-runtime.c's routines.
915 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
917 (splay_tree_delete, splay_tree_delete_helper): Ditto.
918 * testsuite/heap-scalestress.c: New test based on one from
919 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
921 2004-07-05 Matthias Klose <doko@debian.org>
923 * libtool-version: New.
924 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
925 Use -version-info for soname.
926 * Makefile.in: Regenerate.
927 * configure.ac: Remove libtool_VERSION macro
928 * configure: Regenerate
930 2004-07-05 Zack Weinberg <zack@codesourcery.com>
932 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
933 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
936 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
938 Splay tree implementation fork.
939 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
940 Use hard-coded comparison function for uintptr_t. Remove key/value
941 deallocation logic. Cache last splayed key for consecutive lookups.
942 * Makefile.am, Makefile.in: Use them, don't link to them.
943 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
944 (__mf_find_objects2): Flip successor/predecessor search sequence.
945 * ansidecl.h, libiberty.h: Removed dummy files.
947 2004-06-29 Nick Clifton <nickc@redhat.com>
949 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
950 * configure: Regenerate.
951 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
953 Remove spurious inclusion of <strings.h>.
955 2004-06-29 Nick Clifton <nickc@redhat.com>
957 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
958 function actually exists.
960 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
962 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
963 * config.h.in: Regenerated.
965 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
967 Adopt splay trees for object database.
968 * Makefile.am: Copy splay-tree.* from libiberty.
969 * Makefile.in, testsuite/Makefile.in: Regenerated.
970 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
971 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
972 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
973 * mf-runtime.c: Rewrite code dealing with object database to use
974 libiberty splay trees. Remove tree liveness aging option.
975 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
977 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
979 * configure.ac: New name of configure.in. Update
980 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
981 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
982 Autoconf 2.5x and Automake 1.7 or later.
983 * configure.in: Remove.
984 * configure: Regenerate.
986 * Makefile.am: Remove useless multilib rules.
987 * Makefile.in: Regenerate.
989 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
991 * .cvsignore: New file.
993 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
996 * mf-hooks2.c (semctl): Add cygwin porting hack.
998 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
1001 * configure.in: Look for ctype header and glibc implementation.
1002 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
1003 array hooks for glibc 2.3.
1004 * mf-runtime.h.in: Wrap them.
1005 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
1007 * testsuite/libmudflap.c/pass47-frag.c: New test.
1008 * configure, config.h.in: Regenerated.
1010 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
1012 Portability improvements, e.g., libmudflap/15293.
1013 * configure.in: Look for glibc extension functions. Look for
1014 support of -f{function,data}-sections. Look for more headers.
1015 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
1016 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
1017 mf-hooks* into usual single object per source.
1018 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
1019 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
1020 if system doesn't provide one.
1021 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
1022 (pthread_create): Use it to properly GC dead thread stacks.
1023 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
1024 * testsuite/Makefile.am: Stop generating site.exp.
1025 * testsuite/mfconfig.exp.in: New file.
1026 * testsuite/config/default.exp: Load new mfconfig.exp.
1027 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
1028 (prune_gcc_output): Add glibc static linking warnings.
1029 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
1030 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
1031 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
1032 Regenerated with autoconf 2.57 and automake 1.7.
1034 2004-06-04 Per Bothner <per@bothner.com>
1036 * configure.in (LIBMUDFLAPTH): Fix thinko.
1038 * configure.in: Check for more headers.
1039 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1041 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1042 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1044 2004-06-01 Andreas Jaeger <aj@suse.de>
1046 * configure.in: Handle multilibs, support
1047 --enable-version-specific-runtime-libs.
1048 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1049 (toolexeclib_LTLIBRARIES): this for multilib support.
1050 * Makefile.in: Regenerated.
1051 * configure: Regenerated.
1052 * aclocal.m4: Regenerated.
1053 * config.h.in: Regenerated.
1054 * testsuite/Makefile.in: Regenerated.
1056 2004-06-01 Andreas Jaeger <aj@suse.de>
1058 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1059 multilibs, using multilib directory instead of hardcoded path.
1062 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1064 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1065 * Makefile.in: Ditto.
1067 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1069 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1070 * aclocal.m4, configure: Rebuilt.
1072 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1074 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1075 import some build settings from libstdc++-v3 testsuite_flags.
1076 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1077 changes to pass test language.
1079 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1080 quicker mode-nop handling.
1082 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1084 * mf-impl.h: Added libgcc license header.
1086 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1088 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1089 Added libgcc license header.
1090 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1091 (pthread_create): Simplify stack allocation syntax.
1093 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1095 * mf-hooks2.c: Support FreeBSD.
1096 (WRAP_gets): Avoid gets().
1097 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1098 test unimplemented mem/str calls on FreeBSD.
1099 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1100 <alloca.h> on FreeBSD.
1102 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1104 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1105 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1106 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1107 flags for static linking permutation.
1108 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1109 some pthreads code that croaks on linux glibc tls.
1111 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1113 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1115 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1117 * testsuite/libmudflap.c/pass44-frag.c: New test.
1119 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1121 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1123 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1125 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1127 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1129 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1131 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1134 * configure.in: Add check for see if
1135 socklen_t typedef is in sys/socket.h.
1136 * mf-hooks1.c: Add define if socklen_t
1138 * mf-hooks2.c: Likewise.
1139 * mf-hooks3.c: Likewise.
1140 * config.h.in: Regen.
1143 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1145 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1146 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1148 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1149 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1150 (unoptimized) allocation of stack space.
1152 2003-12-07 Richard Henderson <rth@redhat.com>
1154 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1155 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1157 2003-12-06 Andrew Pinski <apinski@apple.com>
1159 partial PR libmudflap/12670
1160 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1161 * mf-hooks2.c: Likewise.
1162 * mf-hooks3.c: Likewise.
1164 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1167 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1168 symbols interposed at compile time.
1169 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1172 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1174 * configure.in: Reorganize check for <pthread.h>.
1175 * configure: Regenerated.
1177 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1179 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1180 (_LARGE_FILE_API): Define for AIX.
1181 * mf-hooks[123]: Same.
1182 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1184 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1186 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1188 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1190 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1192 * configure.in: Update check for union semun.
1194 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1197 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1199 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1202 * configure.in: Add checks for 64-bit LFS functions, struct semun
1203 definition, for BSD compatibility.
1204 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1205 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1206 * mf-hooks3.c: Ditto.
1207 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1209 * configure, config.h.in: Regenerated.
1211 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1213 Multithreading fixes:
1214 * mf-runtime.c (__mf_object): Store allocating/deallocating
1216 (options): Support new "-thread-stack" option.
1217 Rename "-heur-argv-environ" option to "-heur-stdlib".
1218 Disable "-lc-mask" and "-lc-shift" options.
1219 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1220 (__assert_fail): New self-contained function for glibc.
1221 * mf-hooks3.c: Essentially rewritten, particularly related to
1222 use of __mf_pthread_info array.
1223 (pthread_join, _exit): New hook functions.
1224 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1225 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1228 * mf-heuristics.c: Add type casts for tracing, sub calls.
1229 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1230 Update all callers to declare explicit result holder.
1231 (END_PROTECT): Removed.
1232 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1234 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1236 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1237 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1238 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1240 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1242 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1243 * mf-hooks: Removed.
1244 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1245 Move these macros from old mf-hooks.c here.
1246 * Makefile.am: Adapt to split-up hook sources for faster builds.
1247 * Makefile.in: Regenerated.
1249 * mf-heuristics.c: Remove #if-0 block.
1251 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1252 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1253 (CALL_REAL, __mf_init): Corresponding changes.
1254 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1255 all callers to remove redundant "mf:" prefix.
1256 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1257 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1258 (__mf_pthread_info): Become a hash table.
1260 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1261 "dg-repetitions" directives to control test case execution.
1262 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1264 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1266 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1268 * mf-hooks.c (alloca): Separate into stub.
1269 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1270 malloc/free for alloca blocks.
1271 (pthread_create): Tolerate failing pthread_attr_get* calls.
1272 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1273 * mf-impl.h (CALL_WRAP): Remove macro.
1274 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1275 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1276 padding for ia64 BIT_FIELD_REF constructs.
1278 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1280 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1281 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1282 libmudflap object type.
1283 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1284 crashes on unregistering STATIC objects.
1286 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1288 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1289 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1290 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1291 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1292 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1293 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1294 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1295 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1296 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1297 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1298 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1299 (accept, bind, connect, gethostname, sethostname): New hooks.
1300 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1301 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1302 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1303 * mf-runtime.h.in: Corresponding changes.
1304 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1305 (opts) Rename heur_argv_environ to heur_std_data.
1306 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1307 * Makefile.am: Corresponding changes.
1308 * Makefile.in: Regenerated.
1310 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1312 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1313 heuristic for threaded case, and for non-x86-linux targets.
1314 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1315 for use during pre-main() program startup.
1316 (__mf_0fn_*): Make these functions non-static.
1317 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1319 * mf-runtime.c (__mf_state): Set initial state to "starting".
1320 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1321 (__wrap_main): New function to register argv[] and environ[] strings.
1322 (__mf_ini): Call it.
1323 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1325 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1326 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1328 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1330 * aclocal.m4, configure: Regenerated.
1332 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1334 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1335 * aclocal.m4, configure: Regenerated.
1337 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1339 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1340 for x86_64 target. Disable caching for this value.
1341 * aclocal.m4, configure: Regenerated.
1343 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1345 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1346 is about to become deprecated, and its present handling bugs are
1349 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1351 * testsuite/libmudflap.c/pass38-frag.c: New test for
1354 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1356 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1357 __mf_report, asserting reentrant calling context.
1359 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1361 * mf-hooks.c (realloc): Correct reentrancy logic.
1362 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1364 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1366 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1367 PTHREAD_THREADS_MAX. Update users.
1368 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1370 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1371 with libmudflapth presence indicator.
1372 * testsuite/Makefile.in: Regenerated.
1374 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1376 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1377 * configure.in: Remove silly no-pthreads => no-shared logic.
1378 * Makefile.in, configure: Regenerated.
1379 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1380 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1381 code. Count reentrancy events.
1382 (all hook functions): Don't directly manipulate __mf_state variable.
1383 Add TRACE calls to hook functions without them.
1384 * mf-impl.h (LOCKTH): Try to count lock contention events.
1385 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1386 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1387 Reorganize reentrancy code.
1388 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1389 identify reentrancy with mutex holding times.
1390 (internal __mfu_ entry points): Remove internal reentrancy code.
1391 (__mf_init): Use ordinary locked calls.
1392 (__mfu_report): Print the two new counts.
1393 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1394 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1395 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1396 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1399 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1401 * configure.in: Add pthread support, plus glibc and porting hacks.
1402 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1403 from objects built into ./pth/.
1404 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1405 functions for internal entry points. Update callers to pick
1406 locked vs. unlocked variants.
1407 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1408 info coming in from a static data structure.
1409 (*): Reorder miscellaneous declarations to group data vs functions.
1410 (__mf_set_default_options): Simplify.
1411 (__mf_usage): Mention threading status of host executable.
1412 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1413 decls to match above.
1414 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1415 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1416 some lock/unlock markers. Remove some unused code.
1418 (pthread_create): New hook function.
1419 (__mf_pthread_cleanup, _spawner): New helper functions.
1420 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1422 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1424 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1426 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1428 * Makefile.am (HOOKOBJS): Add *time related hooks.
1429 * configure.in: Look for pthreads.h header.
1430 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1431 * mf-runtime.c: Begin sketching some pthreads support.
1432 (__mf_usage): Check for -lpthread presence.
1433 (__mf_unregister): Confirm matching unregistration base.
1434 (__mf_find_objects_rec): Reduce unnecessary recursion.
1435 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1436 #defines for new hook functions.
1437 * mf-impl.h: Corresponding changes.
1438 * config.h.in, configure, Makefile.in: Regenerated.
1440 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1442 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1443 modifiers to prevent being optimized away.
1444 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1445 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1446 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1447 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1448 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1449 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1450 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1452 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1454 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1455 * configure.in: Look for uintptr_t and -ldl on target.
1456 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1457 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1458 * testsuite/Makefile.in: Regenerated.
1459 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1460 for better C compliance.
1462 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1464 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1466 * mf-runtime.c (__mf_set_default_options): Turn off
1467 check-initialization.
1468 (__mf_describe_object): Shorten description.
1469 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1471 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1473 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1475 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1477 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1479 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1480 * mf-impl.h (CALL_BACKUP): New macros.
1481 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1483 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1485 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1486 (HOOKOBJS): Remove dlopen hook.
1487 (libmudflap_la_LIBADD): Add -ldl.
1488 * mf-hooks.c (dlopen): Remove hook.
1489 * mf-impl.h (__mf_dynamic): Ditto.
1490 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1491 * Makefile.in: Regenerated.
1493 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1495 * configure.in: Check for target gettimeofday, signal, some headers.
1496 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1497 out inop multi_threaded field.
1498 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1499 (__mf_set_options): Correct handling of "-help".
1500 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1501 (__mf_check, __mf_register, __mf_unregister): Call it.
1502 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1503 (__mf_report_leaks): Make callable
1504 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1505 distribution statistics.
1506 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1508 * config.h.in, configure: Regenerated.
1509 * testsuite/libmudflap.c/fail27-frag.c: New test.
1510 * testsuite/libmudflap.c/pass36-frag.c: New test.
1512 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1514 * mf-runtime.h.in: Tweak.
1515 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1516 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1517 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1519 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1521 * configure.in: Tweak generation of mf-runtime.h some more. It
1522 needs to work from both config.status and configure.
1523 * configure: Regenerated.
1525 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1527 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1528 * configure.in: Tweak generation of mf-runtime.h.
1529 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1530 * mf-hooks.c (*): Adapt to initialized-heap object type.
1531 * mf-impl.h: Tweak cemetary boundaries.
1532 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1534 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1535 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1536 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1537 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1539 * testsuite/.../fail{25,26}-frag.c: New tests.
1540 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1541 * Makefile.in, configure: Regenerated.
1543 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1545 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1546 checking by default.
1547 (__mf_insert_new_object): As a temporary hack, assume that new
1548 objects registered on the stack start out initialized.
1549 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1550 heap objects by hand.
1552 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1554 Switch to macro-style hooks for str*/mem*/b* functions.
1555 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1556 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1557 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1558 (__mf_set_default_options): Turn off heur_proc_map.
1559 (*): Adapt to to macro-style hook functions.
1560 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1561 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1562 (__mf_violation): Handle __MF_VIOL_WATCH.
1563 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1564 (__mf_dynamic): Removed mem*/str*/b* functions.
1565 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1566 (WRAPPER2): New macro for macro-style hooks.
1567 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1569 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1570 * mf-heuristics.c: Adapt to macro-style hook functions.
1571 Correct some comments.
1572 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1573 output pattern tests.
1574 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1575 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1577 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1579 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1580 for global array registration.
1581 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1582 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1584 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1586 * Makefile.am: Add gross make bug workarounds. Tweaked
1587 SUBDIRS and AM_CFLAGS.
1588 * Makefile.in: Regenerated.
1590 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1593 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1594 * Makefile.am (TESTS): Remove simple automake testing.
1595 * configure, Makefile.in: Regenerated.
1596 (SUBDIRS): Include new testsuite/ directory.
1597 * tests/*: Removed all files; moved bulk under:
1598 * testsuite/*: New subdirectory tree.
1599 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1600 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1601 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1602 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1603 * testsuite/config/default.exp: New file.
1604 * testsuite/Makefile.am, Makefile.in: New files.
1606 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1608 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1609 (TESTS): Add fail22 and pass29 tests.
1610 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1611 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1612 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1613 values. Move __MF_VIOL* here.
1614 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1615 (check_initialization): New field in __mf_opts. Default off.
1616 (read_count,write_count): New fields in __mf_object.
1617 (__mf_check): Implement basic initialization checking.
1618 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1619 (__mf_describe_object): Print new fields.
1620 (__mf_violation): Identify check/read vs. check/write in messages.
1621 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1622 "-check-initialized" mudflap option.
1623 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1624 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1625 Drop __FILE__/__LINE__ hack. Update callers.
1626 (*): Adapt to new mf-runtime.h API.
1627 * Makefile.in: regenerated.
1629 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1631 * configure.in: Build mf-runtime.h a more proper way.
1632 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1633 * mf-runtime.c (verbose_violations): Turn on by default.
1634 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1635 * mf-impl.h: ... and move it here.
1636 * configure: Regenerated.
1638 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1640 * configure.in: Look for C++ compiler.
1641 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1642 fixed type warnings when built with C++.
1643 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1644 * Makefile.am (TESTS): Run them.
1645 (*) Add new rules for building and running C++ tests.
1646 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1647 * mf-runtime.h.in: Protect with extern "C".
1648 * Makefile, configure: Regenerated.
1650 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1652 Portability improvements.
1653 * configure.in: Look for glibc backtrace headers/functions.
1654 * mf-hooks.c: Don't include <execinfo.h> any more.
1655 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1657 (__mf_backtrace): Provide alternate baby implementation in
1659 * test/mf-driver.c: Portability tweaks.
1660 * acinclude.m4: New file, containing top level libtool.m4.
1661 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1663 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1665 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1667 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1669 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1671 (__mf_unregister): Implement stack/heap object wiping.
1672 (__mf_set_options): Renamed from __mf_process_opts.
1673 (__mf_uncache_object): Change arg type, correct callers.
1674 * mf-impl.h: Corresponding changes.
1675 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1676 * mf-runtime.h.in (__mf_set_options): Extend public API.
1677 * test/pass26-frag.c: New test for stack wiping.
1678 * Makefile.am (TESTS): Run it.
1679 * Makefile.in: Regenerated.
1681 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1683 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1684 * mf-runtime.c (__mf_object_t): Add watching_p field.
1685 (__mf_watch_or_not): New function to implement
1686 object watch flagging.
1687 (__mf_watch, __mf_unwatch): New wrappers for above.
1688 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1689 (__mf_count_violation): Enlarge array.
1690 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1691 unlink object. Clear cache properly.
1692 (__mf_unregister): Unlink object explicitly before uncaching.
1693 * test/fail21-frag.c, pass25-frag.c: New tests.
1694 * Makefile.in, aclocal.m4: Regenerated.
1696 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1698 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1699 * Makefile.am (TESTS): Add it.
1700 * test/pass-stratcliff.c: Add decls of stpcpy.
1701 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1702 build tree from config.h and new file mf-runtime.h.in.
1703 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1704 * Makefile.in, configure, config.h.in: Regenerated.
1705 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1706 * mf-runtime.c (options, __mf_set_default_options): Support new
1707 default "abbreviate" option.
1708 (__mf_object.description_epoch): New field.
1709 (__mf_describe_object): Conditionally abbreviate objects already
1710 displayed in current epoch. Accept NULL input to increment epoch.
1711 (__mf_fini, __mf_ini): Reset description epoch.
1712 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1713 that NULL pointer slot in lookup cache is invalidated. Register a
1714 NOACCESS region around NULL.
1715 * mf-impl.h: Corresponding changes.
1717 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1719 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1720 * Makefile.am: Run them. Install mf-runtime.h.
1721 * Makefile.in: Regenerated.
1722 * mf-hooks.c: Add some markers for more missing functions.
1723 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1724 statistic to tune tune cache size (mask).
1726 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1728 * test/pass23-frag.c: New test for bit_field_ref expressions.
1729 * Makefile.am, Makefile.in: Add new test.
1730 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1731 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1732 * mf-runtime.c (__mf_init): Register errno global.
1733 (__mf_find_object): Removed function.
1734 (__mf_check): Rewrite logic to support accesses across some
1735 contiguous but distinctly registered objects.
1736 (__mf_remove_old_object): Tolerate cache entries that span
1739 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1741 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1742 * Makefile.am, Makefile.in: Run new tests.
1743 * mf-hooks.c (alloca): Correct stack direction logic.
1745 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1747 * mf-impl.h (adapt_cache): New option.
1748 * mf-runtime.c (__mf_set_default_options): Set its default value.
1749 Tweak the tree_aging parameter down.
1750 (__mf_check): Maintain separate counter for cache-adaptation.
1751 (__mf_tree_analyze): New function to collect object tree stats.
1752 (__mf_adapt_cache): New function to automate cache parameters.
1754 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1756 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1757 hypothetical #if-0'd argv/envp region registration.
1758 * mf-runtime.c (__mf_init): Add kludged form of above.
1759 (*) Add "heur_argv_environ" flag, default on, to govern this.
1760 * mf-impl.h: Corresponding changes.
1762 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1764 * test/fail18-frag.c: New test file for NOACCESS regions.
1765 * Makefile.am (TESTS): Add new test.
1766 * Makefile.in: Regenerated.
1768 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1769 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1770 (optimize_object_tree): Remove unused mudflap_option.
1771 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1772 support throughout. Use .._MAX_CEM for cemetary upper bound.
1773 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1775 (__mf_object): Add new liveness field for use by tree aging.
1776 (__mf_check): Trigger tree aging when needed.
1777 (__mf_age_tree): New function to decay liveness field.
1778 (__mf_find_objects_rec): Use liveness field to rotate tree.
1779 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1780 (__mf_unregister): Ditto.
1781 (__mf_register): Tweak duplicate-static message.
1782 (__mf_violation: Tweak nearby-object counter printing.
1784 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1786 * test/pass20-frag.c: New test file.
1787 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1788 * Makefile.in: Regenerated.
1790 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1791 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1792 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1793 entries to avoid repeat registration.
1794 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1795 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1797 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1799 * Makefile.am: Create test sources with #include, not cat>>.
1800 * Makefile.in: Regenerated.
1801 * test/buildtest.sh: Removed.
1802 * test/driver.c (abort_handler, main): Be quiet.
1804 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1806 * test/pass18-frag.c, pass19-frag.c: New tests.
1807 * Makefile.am (check): Run them. Rebuild test programs each time.
1808 * Makefile.in: Regenerated.
1810 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1812 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1813 overlapping object search.
1814 (__mf_violation): Likewise for nearby objects.
1815 Improve nearby-object listing.
1818 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1819 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1821 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1824 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1825 (HOOKOBJS): Add alloca-hook.o.
1826 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1828 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1829 (__mf_backtrace): Reimplement without using alloca.
1830 * Makefile.in: Regenerated.
1833 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1834 Correct signedness bugs in length-tracking variables.
1835 * mf-impl.h: Make options unsigned.
1836 (CALL_WRAP): New macro to parallel CALL_REAL().
1837 (DECLARE): Remove erroneous ";" at end.
1838 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1839 formatting specs with %08lx. Correct several compiler warnings.
1841 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1843 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1845 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1847 libmudflap hook breakup:
1848 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1850 (TESTS): Make dependent on libmudflap.
1851 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1852 compiled from segments of mf-hooks.c.
1853 * mf-hooks.c: Corresponding changes: wrap each function in
1855 * Makefile.in: Regenerated.
1857 Heuristics reorganization:
1858 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1859 Remove these functions. Update callers.
1860 (__mf_heuristic_check): Incorporate all the various heuristics.
1861 Encode cacheability/retry judgement into trinary return value.
1862 Separate start-end logic into a separate fallback heuristic. Only
1863 register relevant /proc/self/map segments.
1864 * mf-impl.h: Corresponding changes.
1865 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1866 (__mf_init): Don't call __mf_init_heuristics.
1869 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1870 "-verbose-trace" to emit all tracing messages other than those of
1871 basic public api. Eliminate some duplicate/excessive messages.
1872 * mf-runtime.h: Corresponding changes.
1874 2002-08-27 Graydon Hoare <graydon@redhat.com>
1876 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1877 and __real when compiled with -DPIC.
1878 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1879 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1880 * Makefile.in: Regenerate.
1882 2002-08-26 Graydon Hoare <graydon@redhat.com>
1884 * mf-impl.h: New file, private implementation header.
1885 * mf-runtime.h: Reorganize a bit.
1886 (CLAMPSZ): Fix arithmetic.
1887 (__MF_CACHE_MISS_P): Fix arithmetic.
1888 * mf-runtime.c: Reorganize a bit.
1889 (__mf_dynamic): New structure.
1890 (resolve_single_dynamic): New function.
1891 (__mf_resolve_dynamics): New function.
1892 (__mf_init): Initialize dynamic wrappers.
1893 * mf-hooks.c: Macro-ize __real calls.
1894 Clamp various bits of arithmetic.
1895 Add explicit __mf_check call contexts.
1896 * Makefile.am: Add dependencies on mf-impl.h
1897 * Makefile.in: Regenerate.
1898 * configure.in: Comment out shared override.
1899 * configure: Regenerate.
1901 2002-08-22 Graydon Hoare <graydon@redhat.com>
1903 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1904 (__mf_check): Re-inialize and check heuristics before violation.
1905 (__mf_register): Permit updating pure-guess regions.
1906 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1907 (__wrap_dlopen): New wrapper function.
1908 (__wrap_mmap): New wrapper function.
1909 (__wrap_munmap): New wrapper function.
1910 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1911 which are not stack addresses.
1912 (is_stack_address): New function.
1913 (__mf_init_heuristics): Save and restore state, always initialize with
1916 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1918 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1919 error. Pass location string.
1920 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1921 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1922 (__mf_process_opts): Apply some sanity checking for lc-mask.
1923 (__mf_check, __mf_violation): Take new location-string argument.
1924 Update callers to pass NULL if necessary.
1925 (__mf_backtrace): New smart backtracer function. Calls replace
1926 several ad-hoc blocks elsewhere.
1927 (__mf_describe_object): Remove bad reentrancy test. Improve
1929 * mf-runtime.h: Corresponding changes. Public/private markup.
1930 (__MF_CACHE_MISS_P): New macro.
1932 2002-08-20 Graydon Hoare <graydon@redhat.com>
1934 * mf-runtime.h: New option: stack_bound (heuristic).
1935 Move some macros out of implementation files.
1936 * mf-runtime.c: New option string: -stack-bound.
1937 Unify recursion protection with hooks.
1939 (__mf_check): Call __mf_heuristic_check.
1940 (__mf_process_opts): Fix "no-" processing.
1941 * mf-heuristics.c (__mf_heuristic_check): New function.
1942 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1944 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1946 Option parsing improvements, region splitting bug fixes:
1947 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1948 * mf-runtime.h (heur_proc_map): New libmudflap option.
1949 * mf-runtime.c (__mf_set_default_options): Set it.
1950 (__mf_usage): Print default values/status.
1951 (__mf_process_opts): Support general "no-" option string prefix.
1952 (__mf_init): Print __mf_usage on unknown-option error.
1953 (__mf_register): Print trace message up front.
1954 Correct region splitting logic for case where a subregion disappears.
1955 Correct memory leak.
1956 (__mf_violation): Make even basic message conditional on option.
1959 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1960 (clean-local): New target.
1961 (test/*x rules): Add -g CFLAGS.
1962 (CFLAGS): Add -freorder-blocks.
1963 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1964 * Makefile.in: Regenerated.
1965 * Makefile, mf-config.h: Removed files.
1967 2002-08-16 Graydon Hoare <graydon@redhat.com>
1969 * mf-runtime.c (__mf_insert_new_object): Factor out of
1971 (__mf_remove_old_object): Factor out of __mf_unregister.
1972 (__mf_register): Handle guessed regions, splitting
1973 guesses when new registrations arrive.
1974 (__mf_unregister): Do not unregister guesses.
1975 * mf-runtime.h: Move convenience macros around,
1976 declare new option fields. Add __MF_TYPE_GUESS.
1977 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1978 (__wrap_free): Call __real_free for deferred frees.
1979 * Makefile.am: Add more tests, fix dependency.
1980 * Makefile.in: Regenerate.
1981 * test/pass[13..17]-frag.c: New testcases.
1982 * test/fail[13..17]-frag.c: New testcases.
1984 2002-08-15 Graydon Hoare <graydon@redhat.com>
1986 * mf-heuristics.c: New file.
1987 * mf-runtime.c (options): Add -trace-calls option.
1988 (__mf_init): Call __mf_init_heuristics.
1990 2002-08-14 Graydon Hoare <graydon@redhat.com>
1992 * Makefile.am (TESTS): Add testsuite support.
1993 * Makefile.in: Regenerate.
1994 * test/mf-driver.c: New file.
1995 * test/buildtest.sh: New file.
1996 * test/passNN-frag.c: New testcases.
1997 * test/failNN-frag.c: New testcases.
1999 2002-08-14 Graydon Hoare <graydon@redhat.com>
2001 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
2002 verifying non-size-limited string extents.
2004 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
2006 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
2007 instead of plain str[n]len for internal checks.
2008 * mf-runtime.c (__mf_violation): Print optional stack traceback.
2010 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
2012 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
2014 2002-08-13 Graydon Hoare <graydon@redhat.com>
2016 * mf-runtime.c: Rework configuration to operate on
2017 environment variable options rather than #defines
2018 (__mf_violation): Add simple fork-a-gdb violaiton mode.
2019 (__mf_init): Set static __mf_active_p flag on startup,
2020 to inhibit mudflap wrap-based checking during crt0.s.
2021 * mf-runtime.h: Declare options structure.
2022 * mf-hooks.c: New wrappings for mem*, b*, str*
2023 libc functions (temporarily #if 0-ed out).
2025 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
2027 * Makefile.am, configure.in: New files.
2028 * Makefile.in, Makefile, configure, config.h.in: New generated files.
2029 * stamp-h.in, aclocal.m4: Ditto.
2031 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
2033 * Makefile: New file.
2034 * mf-config.h: New file: runtime configuration.
2035 * mf-hooks.c: New file: interposed libc functions.
2036 * mf-runtime.c: New file: bulk of runtime.
2037 * mf-runtime.h: New file: public functions.