1 2013-04-11 Release Manager
5 2012-09-20 Release Manager
9 2012-06-14 Release Manager
13 2012-03-22 Release Manager
17 2012-01-19 Jakub Jelinek <jakub@redhat.com>
20 * testsuite/libmudflap.c/fail68-frag.c: New test.
22 2012-01-01 Jakub Jelinek <jakub@redhat.com>
24 * mf-runtime.c (__mf_usage): Update copyright notice dates.
26 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
28 * configure: Regenerate.
30 2011-07-31 Tom de Vries <tom@codesourcery.com>
33 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
36 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
39 2011-07-15 Jakub Jelinek <jakub@redhat.com>
42 PR tree-optimization/49309
43 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
45 2011-07-15 Jakub Jelinek <jakub@redhat.com>
48 PR tree-optimization/49309
49 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
51 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
53 * configure.ac: Don't create pth.
54 Check for library containing sched_yield.
55 * configure: Regenerate.
56 * config.h.in: Regenerate.
58 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
59 mfconfig_libs in -static check.
61 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
64 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
65 stdin, stdout, stderr.
66 Register __ctype, __ctype_mask.
68 * configure.ac: Check for mmap64.
69 Check for rawmemchr, stpcpy, mempcpy.
70 * configure: Regenerate.
71 * config.h.in: Regenerate.
72 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
73 (mmap64): New wrapper function.
74 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
75 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
77 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
80 * mf-hooks3.c (_REENTRANT): Define.
82 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
84 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
86 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
88 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
91 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
94 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
96 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
97 --noinhibit-exec to GNU ld.
99 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
102 * configure.ac: Check for sys/mnttab.h.
103 Check for library containing connect.
104 * configure: Regenerate.
105 * config.h.in: Regenerate.
106 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
107 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
108 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
110 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
112 * configure: Regenerate.
114 2011-01-03 Jakub Jelinek <jakub@redhat.com>
116 * mf-runtime.c (__mf_usage): Update copyright notice dates.
118 2010-10-31 Jason Merrill <jason@redhat.com>
121 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
123 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
125 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
128 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
131 * configure: Regenerate.
133 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
135 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
137 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
139 * testsuite/lib/mfdg.exp (additional_prunes): New global.
140 (dg-test): Clear additional_prunes before test is run.
141 (dg-prune-output): New procedure.
142 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
144 (libmudflap-dg-prune): New procedure.
145 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
148 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
151 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
152 * Makefile.in: Regenerate.
153 * testsuite/Makefile.in: Regenerate.
155 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
157 * Makefile.in: Regenerate.
158 * aclocal.m4: Regenerate.
159 * testsuite/Makefile.in: Regenerate.
161 2010-03-15 David S. Miller <davem@davemloft.net>
163 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
166 2010-01-09 Jakub Jelinek <jakub@redhat.com>
168 * mf-runtime.c (__mf_usage): Update copyright notice dates.
170 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
172 * Makefile.in: Regenerate.
173 * configure: Regenerate.
174 * testsuite/Makefile.in: Regenerate.
176 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
179 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
180 running setuid or setgid.
182 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
184 * mf-runtime.c (__mf_init): Support FreeBSD.
185 Prime mutex which calls calloc upon first lock to avoid deadlock.
186 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
187 Ignore red zone allocation request for initial thread's stack.
189 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
190 Andreas Schwab <schwab@linux-m68k.org>
192 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
193 if not in system header; use it. On FreeBSD, must pass fd==-1
194 with MAP_ANON flag. Correct mmap error check.
195 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
197 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
199 * configure.ac (AC_PREREQ): Bump to 2.64.
201 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
203 * Makefile.am (install-html, install-pdf): Remove.
204 * Makefile.in: Regenerate.
206 * Makefile.in: Regenerate.
207 * aclocal.m4: Regenerate.
208 * config.h.in: Regenerate.
209 * configure: Regenerate.
210 * testsuite/Makefile.in: Regenerate.
212 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
214 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
216 2009-07-16 Joseph Myers <joseph@codesourcery.com>
218 * configure: Regenerate.
220 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
225 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
227 2009-07-01 Richard Guenther <rguenther@suse.de>
229 PR tree-optimization/19831
230 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
232 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
233 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
234 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
236 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
238 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
239 to ld_library_path. Use add_path. Add just find_libgcc_s to
240 ld_library_path, not every libgcc multilib directory.
242 2009-04-09 Nick Clifton <nickc@redhat.com>
244 * mf-hooks1.c: Change copyright header to refer to version 3
245 of the GNU General Public License with version 3.1 of the GCC
246 Runtime Library Exception and to point readers at the COPYING3
247 and COPYING3.RUNTIME files and the FSF's license web page.
248 * mf-heuristics.c: Likewise.
249 * mf-hooks2.c: Likewise.
250 * mf-hooks3.c: Likewise.
251 * mf-impl.h: Likewise.
252 * mf-runtime.c: Likewise.
253 * mf-runtime.h: Likewise.
255 2009-04-09 Jakub Jelinek <jakub@redhat.com>
257 * testsuite/lib/mfdg.exp: Change copyright header to refer to
258 version 3 of the GNU General Public License and to point readers
259 at the COPYING3 file and the FSF's license web page.
260 * testsuite/lib/libmudflap.exp: Likewise.
262 2009-03-31 Ben Elliston <bje@au.ibm.com>
265 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
266 object', not `mudflap object'.
268 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
270 * configure: Regenerate.
272 2009-02-03 Jakub Jelinek <jakub@redhat.com>
274 * mf-runtime.c (__mf_usage): Update copyright notice dates.
276 2009-01-23 Jie Zhang <jie.zhang@analog.com>
278 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
279 __thread when TLS support is emulated.
280 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
281 * mf-runtime.c (__mf_state_1): Likewise.
282 * configure.ac: Use GCC_CHECK_EMUTLS.
283 * configure: Regenerate.
284 * config.h.in: Regenerate.
286 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
288 * configure: Regenerate.
290 2008-11-26 Janis Johnson <janis187@us.ibm.com>
293 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
294 (dg-timeout): Remove.
295 (standard-wait): Remove.
296 * testsuite/lib/libmudflap.exp: Include new timeout library files.
297 (libmudflap_target_compile): Set timeout value from new proc.
299 2008-11-10 Jakub Jelinek <jakub@redhat.com>
302 * testsuite/libmudflap.c/pass67-frag.c: New test.
304 2008-10-09 Jakub Jelinek <jakub@redhat.com>
307 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
309 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
310 Steve Ellcey <sje@cup.hp.com>
312 * configure: Regenerate for new libtool.
313 * Makefile.in: Ditto.
314 * testsuite/Makefile.in: Ditto.
316 2008-09-15 Jakub Jelinek <jakub@redhat.com>
319 * testsuite/libmudflap.c/pass64-frag.c: New test.
321 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
323 * Makefile.in: Regenerate.
324 * config.h.in: Regenerate.
325 * configure: Regenerate.
326 * testsuite/Makefile.in: Regenerate.
328 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
331 * aclocal.m4: Regenerate.
332 * configure: Regenerate.
334 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
336 * testsuite/libmudflap.c/pass63-frag.c: New test.
338 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
340 * aclocal.m4: Regenerate.
341 * configure: Likewise.
342 * Makefile.in: Likewise.
343 * testsuite/Makefile.in: Likewise.
345 2008-03-02 Jakub Jelinek <jakub@redhat.com>
347 * mf-runtime.c (__mf_usage): Update copyright notice dates.
349 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
351 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
353 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
355 2008-01-24 David Edelsohn <edelsohn@gnu.org>
357 * configure: Regenerate.
359 2008-01-05 Jakub Jelinek <jakub@redhat.com>
361 PR tree-optimization/34618
362 * testsuite/libmudflap.c/pass62-frag.c: New test.
364 2008-01-03 Jakub Jelinek <jakub@redhat.com>
367 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
369 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
372 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
374 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
376 * configure: Regenerate following changes to ../config/tls.m4.
378 2007-07-26 Tom Tromey <tromey@redhat.com>
380 * Makefile.in: Rebuilt.
381 * Makefile.am (clean-local): Removed.
382 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
383 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
384 (libmudflapth_la_SOURCES): List sources.
385 (libmudflapth_la_LIBADD): Clear.
386 (libmudflapth_la_CFLAGS): New variable.
388 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
390 * aclocal.m4: Regenerated.
392 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
394 * configure: Regenerate.
396 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
398 From Andi Kleen <ak@suse.de>:
399 * mf-runtime.c (options): Rename structure for compatibility with
402 2007-05-23 Steve Ellcey <sje@cup.hp.com>
404 * Makefile.in: Regenerate.
405 * configure: Regenerate.
406 * aclocal.m4: Regenerate.
407 * testsuite/Makefile.in: Regenerate.
409 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
411 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
413 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
415 * Makefile.am: Add dummy install-pdf target.
416 * Makefile.in: Regenerate
418 2007-02-07 Jakub Jelinek <jakub@redhat.com>
421 * configure: Regenerate.
423 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
425 * configure: Regenerate.
427 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
429 * configure: Regenerated.
431 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
434 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
435 static but not function scope static.
436 (free): Skip deallocation attempts for objects placed into
438 * testsuite/libmudflap.cth/pass59-frag.c: New test.
440 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
442 From Herman ten Brugge <hermantenbrugge@home.nl>:
443 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
444 small and large objects are handled a lot faster.
446 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
448 * configure.ac (__libc_freeres): Look for it.
449 * mf-impl.h (call_libc_freeres): New configuration flag.
450 * mf-runtime.c (__mf_set_default_options): Set it by default.
451 (__mfu_report): Call it if needed.
452 (__mfu_unregister): Remove "unaccessed registered object" warning.
453 * configure, config.h.in: Regenerated.
455 2006-09-18 Tom Tromey <tromey@redhat.com>
457 * configure: Rebuilt.
459 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
462 mf-runtime.h installation based on ssp patch for PR 26473 from
463 Mark Mitchell <mark@codesourcery.com>.
464 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
465 * Makefile.am (target_noncanonical): Define.
466 (libsubincludedir): New variable.
467 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
468 (include_HEADERS): Remove.
469 * configure, aclocal.m4, config.h.in: Regenerated.
470 * Makefile.in, testsuite/Makefile.in: Likewise.
471 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
472 and _THREAD_SAFE redefinition values.
474 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
476 * Makefile.am: Add install-html target. Add install-html to .PHONY
477 * Makefile.in: Regenerate.
479 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
482 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
485 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
487 2006-04-10 Matthias Klose <doko@debian.org>
489 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
490 directory names containing underscores.
492 2005-11-22 Janis Johnson <janis187@us.ibm.com>
494 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
495 MUDFLAP_FLAGS if static library not supported.
496 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
497 * testsuite/libmudflap.c/externs.exp: Ditto.
498 * testsuite/libmudflap.c++/ctors.exp: Ditto.
499 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
500 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
502 2005-10-04 James E Wilson <wilson@specifix.com>
504 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
505 $name as array of characters with unknown bound. Also store into the
507 * configure: Regenerate.
509 2005-09-30 James E. Wilson <wilson@specifix.com>
511 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
513 (target_thread_file): New. Set from sed'ed gcc output.
514 (posix_threads): New. Set from target_thread_file. Use instead of
516 (pthread_create_version): Move initialization before code using it.
517 * configure: Regenerate.
519 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
522 2005-09-29 James E. Wilson <wilson@specifix.com>
524 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
525 with HAVE_MMAP ifdef.
527 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
530 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
532 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
534 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
536 2005-09-23 Tom Tromey <tromey@redhat.com>
538 * aclocal.m4, configure: Rebuilt.
539 * configure.ac: Use GCC_CHECK_TLS.
540 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
543 2005-08-22 Jim Wilson <wilson@specifix.com>
545 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
546 __FreeBSD__ is defined.
548 2005-08-17 Jim Wilson <wilson@specifix.com>
550 * mf-hooks1.c (malloc, calloc, realloc, free,
551 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
552 the real routines, and END_MALLOC_PROTECT afterwards.
553 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
554 (BEGIN_PROTECT): Handle in_malloc state.
555 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
556 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
558 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
560 * All files: Update FSF address.
562 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
564 * mf-hooks3.c (main_seen_p): Remove.
565 (__mf_get_state): Remove attempt to recognize the main thread.
567 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
569 * configure.ac: Test for the name of the symbol used for the entry
570 point; define ENTRY_POINT to the result.
571 * configure: Regenerate.
572 * config.h.in: Regenerate.
573 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
575 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
577 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
578 (__mf_init): Set thread state active.
579 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
581 (pthread_create wrapper): Always use thread spawner.
583 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
584 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
586 2005-07-16 Richard Henderson <rth@redhat.com>
588 * acinclude.m4: New file.
589 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
590 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
591 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
592 (__mf_0fn_calloc): ... here.
593 * mf-hooks3.c (struct pthread_info): Remove.
594 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
595 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
596 (struct mf_thread_data): New.
597 (mf_thread_data, mf_thread_data_lock): New.
598 (__mf_allocate_blank_threadinfo): Remove.
599 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
601 (__mf_state_perthread): Remove.
602 (__mf_get_state, __mf_set_state): New.
603 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
604 Update mf_thread_data killing procedure.
605 (__mf_pthread_spawner): Similarly.
606 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
607 code to allocate thread stack space.
608 (__mf_0fn_pthread_join, pthread_join): Remove.
609 (__mf_0fn_pthread_exit, pthread_exit): Remove.
610 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
611 (__mf_state_1): Rename from __mf_state; use TLS when available.
612 (__mf_get_state, __mf_set_state): New. Update all users.
613 * mf-runtime.c (begin_recursion_protect1): New.
614 (BEGIN_RECURSION_PROTECT): Use it.
615 (__mf_state_1): Rename from __mf_state; use TLS when available.
616 (threads_active_p): Remove.
617 (__mf_usage): Compute it directly.
619 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
621 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
623 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
625 Fix for uncaching bug reported by Herman ten Brugge.
626 * mf-runtime.c (__mf_uncache_object): Search whole cache.
627 * testsuite/libmudflap.c/fail40-frag.c: New test.
629 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
632 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
633 * Makefile.in: Amend.
635 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
638 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
639 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
641 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
644 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
646 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
649 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
650 unsigned vars with #defines instead of enums.
652 2005-05-09 Mike Stump <mrs@apple.com>
654 * configure: Regenerate.
656 2005-04-12 Mike Stump <mrs@apple.com>
658 * configure: Regenerate.
660 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
663 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
664 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
666 2005-04-04 Alan Modra <amodra@bigpond.net.au>
668 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
670 2005-03-31 Mike Stump <mrs@apple.com>
672 * mf-runtime.h: Add libmudflap copyright clause.
674 2005-03-21 Mike Stump <mrs@apple.com>
676 * mf-heuristics.c: Fix whitespace at end of line.
677 * mf-hooks1.c: Likewise.
678 * mf-hooks2.c: Likewise.
679 * mf-hooks3.c: Likewise.
680 * mf-impl.h: Likewise.
681 * mf-runtime.c: Likewise.
682 * mf-runtime.h: Likewise.
684 2005-03-21 Zack Weinberg <zack@codesourcery.com>
686 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
687 In all substitutions, expand gcc_version in Makefile.
688 * aclocal.m4, configure: Regenerate.
689 * Makefile.am: Set gcc_version.
690 * Makefile.in, testsuite/Makefile.in: Regenerate.
692 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
694 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
695 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
697 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
700 * testsuite/libmudflap.c++/pass55-frag.c: New test.
702 2005-01-05 Richard Henderson <rth@redhat.com>
704 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
706 2005-01-02 Greg McGary <greg@mcgary.org>
708 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
709 * mf-runtime.h: New file, replaces mf-runtime.h.in.
710 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
711 * Makefile.in: Ditto.
712 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
713 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
714 * testsuite/libmudflap.c/fail36-frag.c: New test.
715 * testsuite/libmudflap.c/fail37-frag.c: New test.
716 * testsuite/libmudflap.c/fail38-frag.c: New test.
718 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
720 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
721 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
723 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
725 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
726 * aclocal.m4: Include ../config/gcc-version.m4.
727 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
729 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
731 * Makefile.am: Define ACLOCAL_AMFLAGS.
732 * acinclude.m4: Remove.
733 * stamp-h.in: Remove superfluous stamp file.
734 * aclocal.m4, configure, Makefile.in: Regenerate.
735 * testsuite/Makefile.in: Likewise.
737 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
739 * Makefile.am: Revert previous.
740 * acinclude.m4: Restore.
741 * aclocal.m4, configure, Makefile.in: Regenerate.
742 * testsuite/Makefile.in: Likewise.
744 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
746 * Makefile.am: Define ACLOCAL_AMFLAGS.
747 * acinclude.m4: Remove.
748 * aclocal.m4, configure, Makefile.in: Regenerate.
749 * testsuite/Makefile.in: Likewise.
751 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
753 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
755 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
757 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
758 * testsuite/Makefile.in: Likewise.
760 2004-11-01 Andreas Schwab <schwab@suse.de>
762 * configure.ac: (target_alias): Default to $host_alias, not
764 * configure: Regenerated.
766 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
768 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
769 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
772 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
775 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
777 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
779 * configure.ac: Check for more headers, functions.
780 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
781 tracking overridden FILE buffers.
782 (fopen, setvbuf): New/revised hook functions for buffer overriding.
783 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
784 (fflush): Accept given NULL stream (means "all streams").
786 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
788 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
789 (__mf_adapt_cache): Use them all.
790 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
791 * testsuite/libmudflap.c++/ctors.exp: Ditto.
792 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
793 * configure, config.h.in: Regenerated.
795 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
797 * configure.ac: Checking for sys/socket.h once is enough.
798 * configure: Regenerated.
800 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
802 * configure.ac: Look for more headers & functions.
803 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
804 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
805 * mf-runtime.c (options): Clean up integer signedness warnings.
806 (main): Add a declaration to fix a warning.
807 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
808 * configure, config.h.in: Regenerated.
810 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
812 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
813 New tests for proper base/limit checking for aggregates.
815 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
817 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
819 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
821 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
822 * mf-hooks2.c (strerror): Unregister previous string returned by
824 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
825 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
826 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
827 * mf-runtime.c (__mf_describe_object): Clarify object life status.
828 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
830 * configure, config.h.in: Regenerated.
832 2004-08-03 Dale Johannesen <dalej@apple.com>
834 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
836 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
838 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
839 simplified contents in all former callers.
841 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
843 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
844 the statically linked case.
846 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
848 * splay-tree.[ch]: Remove. Merge contents into ...
849 * mf-runtime.c: ... here, renaming symbols and making all functions
850 static. Remove unused min/max functions.
851 * Makefile.am: Forget about splay-tree.[ch].
852 * Makefile.in, testsuite/Makefile.in: Regenerated.
854 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
856 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
857 (__mfu_usage): Include (C) 2004.
858 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
859 here. Include a comment explaining why.
861 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
863 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
864 * mf-runtime.c (options): Give them a name.
865 (__mf_set_default_options): Set them.
866 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
867 (__mf_violation): Warning cleanup.
868 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
869 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
871 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
874 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
877 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
879 Test case for g++/15861
880 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
881 * testsuite/libmudflap.c++/ctors.exp: Driver.
882 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
883 Look only for *frag* test cases.
885 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
887 ANSI C conversion, libmudflap specialization, recursion limiting.
888 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
889 argument and indirection function pointers, update callers.
890 (splay_tree_s): Add statistics and recursion control fields
891 num_keys, max_depth, depth, rebalance_p.
892 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
893 Back out of search if it exceeds limit.
894 (splay_tree_splay): Manage recursion limiting with rebalancing as
896 (splay_tree_new): More initialization.
897 (splay_tree_rebalance): New function.
898 (splay_tree_foreach): Rewrite using nonrecursive logic.
899 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
900 Remove. Point indirect calls to mf-runtime.c's routines.
901 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
903 (splay_tree_delete, splay_tree_delete_helper): Ditto.
904 * testsuite/heap-scalestress.c: New test based on one from
905 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
907 2004-07-05 Matthias Klose <doko@debian.org>
909 * libtool-version: New.
910 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
911 Use -version-info for soname.
912 * Makefile.in: Regenerate.
913 * configure.ac: Remove libtool_VERSION macro
914 * configure: Regenerate
916 2004-07-05 Zack Weinberg <zack@codesourcery.com>
918 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
919 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
922 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
924 Splay tree implementation fork.
925 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
926 Use hard-coded comparison function for uintptr_t. Remove key/value
927 deallocation logic. Cache last splayed key for consecutive lookups.
928 * Makefile.am, Makefile.in: Use them, don't link to them.
929 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
930 (__mf_find_objects2): Flip successor/predecessor search sequence.
931 * ansidecl.h, libiberty.h: Removed dummy files.
933 2004-06-29 Nick Clifton <nickc@redhat.com>
935 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
936 * configure: Regenerate.
937 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
939 Remove spurious inclusion of <strings.h>.
941 2004-06-29 Nick Clifton <nickc@redhat.com>
943 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
944 function actually exists.
946 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
948 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
949 * config.h.in: Regenerated.
951 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
953 Adopt splay trees for object database.
954 * Makefile.am: Copy splay-tree.* from libiberty.
955 * Makefile.in, testsuite/Makefile.in: Regenerated.
956 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
957 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
958 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
959 * mf-runtime.c: Rewrite code dealing with object database to use
960 libiberty splay trees. Remove tree liveness aging option.
961 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
963 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
965 * configure.ac: New name of configure.in. Update
966 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
967 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
968 Autoconf 2.5x and Automake 1.7 or later.
969 * configure.in: Remove.
970 * configure: Regenerate.
972 * Makefile.am: Remove useless multilib rules.
973 * Makefile.in: Regenerate.
975 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
977 * .cvsignore: New file.
979 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
982 * mf-hooks2.c (semctl): Add cygwin porting hack.
984 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
987 * configure.in: Look for ctype header and glibc implementation.
988 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
989 array hooks for glibc 2.3.
990 * mf-runtime.h.in: Wrap them.
991 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
993 * testsuite/libmudflap.c/pass47-frag.c: New test.
994 * configure, config.h.in: Regenerated.
996 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
998 Portability improvements, e.g., libmudflap/15293.
999 * configure.in: Look for glibc extension functions. Look for
1000 support of -f{function,data}-sections. Look for more headers.
1001 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
1002 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
1003 mf-hooks* into usual single object per source.
1004 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
1005 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
1006 if system doesn't provide one.
1007 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
1008 (pthread_create): Use it to properly GC dead thread stacks.
1009 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
1010 * testsuite/Makefile.am: Stop generating site.exp.
1011 * testsuite/mfconfig.exp.in: New file.
1012 * testsuite/config/default.exp: Load new mfconfig.exp.
1013 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
1014 (prune_gcc_output): Add glibc static linking warnings.
1015 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
1016 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
1017 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
1018 Regenerated with autoconf 2.57 and automake 1.7.
1020 2004-06-04 Per Bothner <per@bothner.com>
1022 * configure.in (LIBMUDFLAPTH): Fix thinko.
1024 * configure.in: Check for more headers.
1025 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1027 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1028 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1030 2004-06-01 Andreas Jaeger <aj@suse.de>
1032 * configure.in: Handle multilibs, support
1033 --enable-version-specific-runtime-libs.
1034 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1035 (toolexeclib_LTLIBRARIES): this for multilib support.
1036 * Makefile.in: Regenerated.
1037 * configure: Regenerated.
1038 * aclocal.m4: Regenerated.
1039 * config.h.in: Regenerated.
1040 * testsuite/Makefile.in: Regenerated.
1042 2004-06-01 Andreas Jaeger <aj@suse.de>
1044 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1045 multilibs, using multilib directory instead of hardcoded path.
1048 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1050 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1051 * Makefile.in: Ditto.
1053 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1055 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1056 * aclocal.m4, configure: Rebuilt.
1058 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1060 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1061 import some build settings from libstdc++-v3 testsuite_flags.
1062 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1063 changes to pass test language.
1065 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1066 quicker mode-nop handling.
1068 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1070 * mf-impl.h: Added libgcc license header.
1072 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1074 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1075 Added libgcc license header.
1076 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1077 (pthread_create): Simplify stack allocation syntax.
1079 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1081 * mf-hooks2.c: Support FreeBSD.
1082 (WRAP_gets): Avoid gets().
1083 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1084 test unimplemented mem/str calls on FreeBSD.
1085 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1086 <alloca.h> on FreeBSD.
1088 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1090 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1091 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1092 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1093 flags for static linking permutation.
1094 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1095 some pthreads code that croaks on linux glibc tls.
1097 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1099 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1101 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1103 * testsuite/libmudflap.c/pass44-frag.c: New test.
1105 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1107 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1109 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1111 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1113 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1115 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1117 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1120 * configure.in: Add check for see if
1121 socklen_t typedef is in sys/socket.h.
1122 * mf-hooks1.c: Add define if socklen_t
1124 * mf-hooks2.c: Likewise.
1125 * mf-hooks3.c: Likewise.
1126 * config.h.in: Regen.
1129 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1131 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1132 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1134 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1135 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1136 (unoptimized) allocation of stack space.
1138 2003-12-07 Richard Henderson <rth@redhat.com>
1140 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1141 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1143 2003-12-06 Andrew Pinski <apinski@apple.com>
1145 partial PR libmudflap/12670
1146 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1147 * mf-hooks2.c: Likewise.
1148 * mf-hooks3.c: Likewise.
1150 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1153 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1154 symbols interposed at compile time.
1155 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1158 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1160 * configure.in: Reorganize check for <pthread.h>.
1161 * configure: Regenerated.
1163 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1165 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1166 (_LARGE_FILE_API): Define for AIX.
1167 * mf-hooks[123]: Same.
1168 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1170 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1172 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1174 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1176 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1178 * configure.in: Update check for union semun.
1180 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1183 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1185 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1188 * configure.in: Add checks for 64-bit LFS functions, struct semun
1189 definition, for BSD compatibility.
1190 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1191 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1192 * mf-hooks3.c: Ditto.
1193 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1195 * configure, config.h.in: Regenerated.
1197 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1199 Multithreading fixes:
1200 * mf-runtime.c (__mf_object): Store allocating/deallocating
1202 (options): Support new "-thread-stack" option.
1203 Rename "-heur-argv-environ" option to "-heur-stdlib".
1204 Disable "-lc-mask" and "-lc-shift" options.
1205 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1206 (__assert_fail): New self-contained function for glibc.
1207 * mf-hooks3.c: Essentially rewritten, particularly related to
1208 use of __mf_pthread_info array.
1209 (pthread_join, _exit): New hook functions.
1210 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1211 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1214 * mf-heuristics.c: Add type casts for tracing, sub calls.
1215 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1216 Update all callers to declare explicit result holder.
1217 (END_PROTECT): Removed.
1218 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1220 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1222 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1223 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1224 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1226 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1228 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1229 * mf-hooks: Removed.
1230 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1231 Move these macros from old mf-hooks.c here.
1232 * Makefile.am: Adapt to split-up hook sources for faster builds.
1233 * Makefile.in: Regenerated.
1235 * mf-heuristics.c: Remove #if-0 block.
1237 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1238 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1239 (CALL_REAL, __mf_init): Corresponding changes.
1240 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1241 all callers to remove redundant "mf:" prefix.
1242 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1243 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1244 (__mf_pthread_info): Become a hash table.
1246 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1247 "dg-repetitions" directives to control test case execution.
1248 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1250 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1252 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1254 * mf-hooks.c (alloca): Separate into stub.
1255 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1256 malloc/free for alloca blocks.
1257 (pthread_create): Tolerate failing pthread_attr_get* calls.
1258 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1259 * mf-impl.h (CALL_WRAP): Remove macro.
1260 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1261 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1262 padding for ia64 BIT_FIELD_REF constructs.
1264 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1266 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1267 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1268 libmudflap object type.
1269 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1270 crashes on unregistering STATIC objects.
1272 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1274 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1275 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1276 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1277 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1278 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1279 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1280 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1281 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1282 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1283 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1284 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1285 (accept, bind, connect, gethostname, sethostname): New hooks.
1286 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1287 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1288 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1289 * mf-runtime.h.in: Corresponding changes.
1290 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1291 (opts) Rename heur_argv_environ to heur_std_data.
1292 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1293 * Makefile.am: Corresponding changes.
1294 * Makefile.in: Regenerated.
1296 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1298 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1299 heuristic for threaded case, and for non-x86-linux targets.
1300 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1301 for use during pre-main() program startup.
1302 (__mf_0fn_*): Make these functions non-static.
1303 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1305 * mf-runtime.c (__mf_state): Set initial state to "starting".
1306 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1307 (__wrap_main): New function to register argv[] and environ[] strings.
1308 (__mf_ini): Call it.
1309 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1311 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1312 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1314 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1316 * aclocal.m4, configure: Regenerated.
1318 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1320 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1321 * aclocal.m4, configure: Regenerated.
1323 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1325 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1326 for x86_64 target. Disable caching for this value.
1327 * aclocal.m4, configure: Regenerated.
1329 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1331 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1332 is about to become deprecated, and its present handling bugs are
1335 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1337 * testsuite/libmudflap.c/pass38-frag.c: New test for
1340 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1342 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1343 __mf_report, asserting reentrant calling context.
1345 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1347 * mf-hooks.c (realloc): Correct reentrancy logic.
1348 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1350 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1352 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1353 PTHREAD_THREADS_MAX. Update users.
1354 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1356 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1357 with libmudflapth presence indicator.
1358 * testsuite/Makefile.in: Regenerated.
1360 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1362 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1363 * configure.in: Remove silly no-pthreads => no-shared logic.
1364 * Makefile.in, configure: Regenerated.
1365 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1366 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1367 code. Count reentrancy events.
1368 (all hook functions): Don't directly manipulate __mf_state variable.
1369 Add TRACE calls to hook functions without them.
1370 * mf-impl.h (LOCKTH): Try to count lock contention events.
1371 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1372 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1373 Reorganize reentrancy code.
1374 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1375 identify reentrancy with mutex holding times.
1376 (internal __mfu_ entry points): Remove internal reentrancy code.
1377 (__mf_init): Use ordinary locked calls.
1378 (__mfu_report): Print the two new counts.
1379 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1380 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1381 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1382 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1385 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1387 * configure.in: Add pthread support, plus glibc and porting hacks.
1388 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1389 from objects built into ./pth/.
1390 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1391 functions for internal entry points. Update callers to pick
1392 locked vs. unlocked variants.
1393 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1394 info coming in from a static data structure.
1395 (*): Reorder miscellaneous declarations to group data vs functions.
1396 (__mf_set_default_options): Simplify.
1397 (__mf_usage): Mention threading status of host executable.
1398 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1399 decls to match above.
1400 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1401 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1402 some lock/unlock markers. Remove some unused code.
1404 (pthread_create): New hook function.
1405 (__mf_pthread_cleanup, _spawner): New helper functions.
1406 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1408 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1410 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1412 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1414 * Makefile.am (HOOKOBJS): Add *time related hooks.
1415 * configure.in: Look for pthreads.h header.
1416 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1417 * mf-runtime.c: Begin sketching some pthreads support.
1418 (__mf_usage): Check for -lpthread presence.
1419 (__mf_unregister): Confirm matching unregistration base.
1420 (__mf_find_objects_rec): Reduce unnecessary recursion.
1421 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1422 #defines for new hook functions.
1423 * mf-impl.h: Corresponding changes.
1424 * config.h.in, configure, Makefile.in: Regenerated.
1426 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1428 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1429 modifiers to prevent being optimized away.
1430 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1431 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1432 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1433 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1434 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1435 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1436 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1438 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1440 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1441 * configure.in: Look for uintptr_t and -ldl on target.
1442 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1443 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1444 * testsuite/Makefile.in: Regenerated.
1445 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1446 for better C compliance.
1448 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1450 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1452 * mf-runtime.c (__mf_set_default_options): Turn off
1453 check-initialization.
1454 (__mf_describe_object): Shorten description.
1455 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1457 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1459 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1461 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1463 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1465 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1466 * mf-impl.h (CALL_BACKUP): New macros.
1467 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1469 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1471 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1472 (HOOKOBJS): Remove dlopen hook.
1473 (libmudflap_la_LIBADD): Add -ldl.
1474 * mf-hooks.c (dlopen): Remove hook.
1475 * mf-impl.h (__mf_dynamic): Ditto.
1476 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1477 * Makefile.in: Regenerated.
1479 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1481 * configure.in: Check for target gettimeofday, signal, some headers.
1482 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1483 out inop multi_threaded field.
1484 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1485 (__mf_set_options): Correct handling of "-help".
1486 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1487 (__mf_check, __mf_register, __mf_unregister): Call it.
1488 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1489 (__mf_report_leaks): Make callable
1490 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1491 distribution statistics.
1492 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1494 * config.h.in, configure: Regenerated.
1495 * testsuite/libmudflap.c/fail27-frag.c: New test.
1496 * testsuite/libmudflap.c/pass36-frag.c: New test.
1498 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1500 * mf-runtime.h.in: Tweak.
1501 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1502 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1503 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1505 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1507 * configure.in: Tweak generation of mf-runtime.h some more. It
1508 needs to work from both config.status and configure.
1509 * configure: Regenerated.
1511 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1513 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1514 * configure.in: Tweak generation of mf-runtime.h.
1515 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1516 * mf-hooks.c (*): Adapt to initialized-heap object type.
1517 * mf-impl.h: Tweak cemetary boundaries.
1518 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1520 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1521 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1522 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1523 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1525 * testsuite/.../fail{25,26}-frag.c: New tests.
1526 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1527 * Makefile.in, configure: Regenerated.
1529 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1531 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1532 checking by default.
1533 (__mf_insert_new_object): As a temporary hack, assume that new
1534 objects registered on the stack start out initialized.
1535 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1536 heap objects by hand.
1538 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1540 Switch to macro-style hooks for str*/mem*/b* functions.
1541 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1542 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1543 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1544 (__mf_set_default_options): Turn off heur_proc_map.
1545 (*): Adapt to to macro-style hook functions.
1546 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1547 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1548 (__mf_violation): Handle __MF_VIOL_WATCH.
1549 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1550 (__mf_dynamic): Removed mem*/str*/b* functions.
1551 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1552 (WRAPPER2): New macro for macro-style hooks.
1553 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1555 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1556 * mf-heuristics.c: Adapt to macro-style hook functions.
1557 Correct some comments.
1558 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1559 output pattern tests.
1560 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1561 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1563 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1565 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1566 for global array registration.
1567 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1568 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1570 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1572 * Makefile.am: Add gross make bug workarounds. Tweaked
1573 SUBDIRS and AM_CFLAGS.
1574 * Makefile.in: Regenerated.
1576 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1579 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1580 * Makefile.am (TESTS): Remove simple automake testing.
1581 * configure, Makefile.in: Regenerated.
1582 (SUBDIRS): Include new testsuite/ directory.
1583 * tests/*: Removed all files; moved bulk under:
1584 * testsuite/*: New subdirectory tree.
1585 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1586 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1587 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1588 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1589 * testsuite/config/default.exp: New file.
1590 * testsuite/Makefile.am, Makefile.in: New files.
1592 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1594 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1595 (TESTS): Add fail22 and pass29 tests.
1596 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1597 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1598 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1599 values. Move __MF_VIOL* here.
1600 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1601 (check_initialization): New field in __mf_opts. Default off.
1602 (read_count,write_count): New fields in __mf_object.
1603 (__mf_check): Implement basic initialization checking.
1604 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1605 (__mf_describe_object): Print new fields.
1606 (__mf_violation): Identify check/read vs. check/write in messages.
1607 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1608 "-check-initialized" mudflap option.
1609 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1610 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1611 Drop __FILE__/__LINE__ hack. Update callers.
1612 (*): Adapt to new mf-runtime.h API.
1613 * Makefile.in: regenerated.
1615 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1617 * configure.in: Build mf-runtime.h a more proper way.
1618 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1619 * mf-runtime.c (verbose_violations): Turn on by default.
1620 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1621 * mf-impl.h: ... and move it here.
1622 * configure: Regenerated.
1624 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1626 * configure.in: Look for C++ compiler.
1627 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1628 fixed type warnings when built with C++.
1629 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1630 * Makefile.am (TESTS): Run them.
1631 (*) Add new rules for building and running C++ tests.
1632 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1633 * mf-runtime.h.in: Protect with extern "C".
1634 * Makefile, configure: Regenerated.
1636 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1638 Portability improvements.
1639 * configure.in: Look for glibc backtrace headers/functions.
1640 * mf-hooks.c: Don't include <execinfo.h> any more.
1641 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1643 (__mf_backtrace): Provide alternate baby implementation in
1645 * test/mf-driver.c: Portability tweaks.
1646 * acinclude.m4: New file, containing top level libtool.m4.
1647 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1649 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1651 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1653 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1655 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1657 (__mf_unregister): Implement stack/heap object wiping.
1658 (__mf_set_options): Renamed from __mf_process_opts.
1659 (__mf_uncache_object): Change arg type, correct callers.
1660 * mf-impl.h: Corresponding changes.
1661 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1662 * mf-runtime.h.in (__mf_set_options): Extend public API.
1663 * test/pass26-frag.c: New test for stack wiping.
1664 * Makefile.am (TESTS): Run it.
1665 * Makefile.in: Regenerated.
1667 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1669 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1670 * mf-runtime.c (__mf_object_t): Add watching_p field.
1671 (__mf_watch_or_not): New function to implement
1672 object watch flagging.
1673 (__mf_watch, __mf_unwatch): New wrappers for above.
1674 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1675 (__mf_count_violation): Enlarge array.
1676 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1677 unlink object. Clear cache properly.
1678 (__mf_unregister): Unlink object explicitly before uncaching.
1679 * test/fail21-frag.c, pass25-frag.c: New tests.
1680 * Makefile.in, aclocal.m4: Regenerated.
1682 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1684 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1685 * Makefile.am (TESTS): Add it.
1686 * test/pass-stratcliff.c: Add decls of stpcpy.
1687 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1688 build tree from config.h and new file mf-runtime.h.in.
1689 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1690 * Makefile.in, configure, config.h.in: Regenerated.
1691 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1692 * mf-runtime.c (options, __mf_set_default_options): Support new
1693 default "abbreviate" option.
1694 (__mf_object.description_epoch): New field.
1695 (__mf_describe_object): Conditionally abbreviate objects already
1696 displayed in current epoch. Accept NULL input to increment epoch.
1697 (__mf_fini, __mf_ini): Reset description epoch.
1698 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1699 that NULL pointer slot in lookup cache is invalidated. Register a
1700 NOACCESS region around NULL.
1701 * mf-impl.h: Corresponding changes.
1703 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1705 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1706 * Makefile.am: Run them. Install mf-runtime.h.
1707 * Makefile.in: Regenerated.
1708 * mf-hooks.c: Add some markers for more missing functions.
1709 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1710 statistic to tune tune cache size (mask).
1712 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1714 * test/pass23-frag.c: New test for bit_field_ref expressions.
1715 * Makefile.am, Makefile.in: Add new test.
1716 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1717 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1718 * mf-runtime.c (__mf_init): Register errno global.
1719 (__mf_find_object): Removed function.
1720 (__mf_check): Rewrite logic to support accesses across some
1721 contiguous but distinctly registered objects.
1722 (__mf_remove_old_object): Tolerate cache entries that span
1725 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1727 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1728 * Makefile.am, Makefile.in: Run new tests.
1729 * mf-hooks.c (alloca): Correct stack direction logic.
1731 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1733 * mf-impl.h (adapt_cache): New option.
1734 * mf-runtime.c (__mf_set_default_options): Set its default value.
1735 Tweak the tree_aging parameter down.
1736 (__mf_check): Maintain separate counter for cache-adaptation.
1737 (__mf_tree_analyze): New function to collect object tree stats.
1738 (__mf_adapt_cache): New function to automate cache parameters.
1740 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1742 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1743 hypothetical #if-0'd argv/envp region registration.
1744 * mf-runtime.c (__mf_init): Add kludged form of above.
1745 (*) Add "heur_argv_environ" flag, default on, to govern this.
1746 * mf-impl.h: Corresponding changes.
1748 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1750 * test/fail18-frag.c: New test file for NOACCESS regions.
1751 * Makefile.am (TESTS): Add new test.
1752 * Makefile.in: Regenerated.
1754 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1755 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1756 (optimize_object_tree): Remove unused mudflap_option.
1757 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1758 support throughout. Use .._MAX_CEM for cemetary upper bound.
1759 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1761 (__mf_object): Add new liveness field for use by tree aging.
1762 (__mf_check): Trigger tree aging when needed.
1763 (__mf_age_tree): New function to decay liveness field.
1764 (__mf_find_objects_rec): Use liveness field to rotate tree.
1765 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1766 (__mf_unregister): Ditto.
1767 (__mf_register): Tweak duplicate-static message.
1768 (__mf_violation: Tweak nearby-object counter printing.
1770 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1772 * test/pass20-frag.c: New test file.
1773 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1774 * Makefile.in: Regenerated.
1776 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1777 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1778 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1779 entries to avoid repeat registration.
1780 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1781 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1783 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1785 * Makefile.am: Create test sources with #include, not cat>>.
1786 * Makefile.in: Regenerated.
1787 * test/buildtest.sh: Removed.
1788 * test/driver.c (abort_handler, main): Be quiet.
1790 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1792 * test/pass18-frag.c, pass19-frag.c: New tests.
1793 * Makefile.am (check): Run them. Rebuild test programs each time.
1794 * Makefile.in: Regenerated.
1796 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1798 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1799 overlapping object search.
1800 (__mf_violation): Likewise for nearby objects.
1801 Improve nearby-object listing.
1804 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1805 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1807 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1810 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1811 (HOOKOBJS): Add alloca-hook.o.
1812 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1814 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1815 (__mf_backtrace): Reimplement without using alloca.
1816 * Makefile.in: Regenerated.
1819 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1820 Correct signedness bugs in length-tracking variables.
1821 * mf-impl.h: Make options unsigned.
1822 (CALL_WRAP): New macro to parallel CALL_REAL().
1823 (DECLARE): Remove erroneous ";" at end.
1824 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1825 formatting specs with %08lx. Correct several compiler warnings.
1827 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1829 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1831 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1833 libmudflap hook breakup:
1834 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1836 (TESTS): Make dependent on libmudflap.
1837 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1838 compiled from segments of mf-hooks.c.
1839 * mf-hooks.c: Corresponding changes: wrap each function in
1841 * Makefile.in: Regenerated.
1843 Heuristics reorganization:
1844 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1845 Remove these functions. Update callers.
1846 (__mf_heuristic_check): Incorporate all the various heuristics.
1847 Encode cacheability/retry judgement into trinary return value.
1848 Separate start-end logic into a separate fallback heuristic. Only
1849 register relevant /proc/self/map segments.
1850 * mf-impl.h: Corresponding changes.
1851 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1852 (__mf_init): Don't call __mf_init_heuristics.
1855 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1856 "-verbose-trace" to emit all tracing messages other than those of
1857 basic public api. Eliminate some duplicate/excessive messages.
1858 * mf-runtime.h: Corresponding changes.
1860 2002-08-27 Graydon Hoare <graydon@redhat.com>
1862 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1863 and __real when compiled with -DPIC.
1864 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1865 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1866 * Makefile.in: Regenerate.
1868 2002-08-26 Graydon Hoare <graydon@redhat.com>
1870 * mf-impl.h: New file, private implementation header.
1871 * mf-runtime.h: Reorganize a bit.
1872 (CLAMPSZ): Fix arithmetic.
1873 (__MF_CACHE_MISS_P): Fix arithmetic.
1874 * mf-runtime.c: Reorganize a bit.
1875 (__mf_dynamic): New structure.
1876 (resolve_single_dynamic): New function.
1877 (__mf_resolve_dynamics): New function.
1878 (__mf_init): Initialize dynamic wrappers.
1879 * mf-hooks.c: Macro-ize __real calls.
1880 Clamp various bits of arithmetic.
1881 Add explicit __mf_check call contexts.
1882 * Makefile.am: Add dependencies on mf-impl.h
1883 * Makefile.in: Regenerate.
1884 * configure.in: Comment out shared override.
1885 * configure: Regenerate.
1887 2002-08-22 Graydon Hoare <graydon@redhat.com>
1889 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1890 (__mf_check): Re-inialize and check heuristics before violation.
1891 (__mf_register): Permit updating pure-guess regions.
1892 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1893 (__wrap_dlopen): New wrapper function.
1894 (__wrap_mmap): New wrapper function.
1895 (__wrap_munmap): New wrapper function.
1896 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1897 which are not stack addresses.
1898 (is_stack_address): New function.
1899 (__mf_init_heuristics): Save and restore state, always initialize with
1902 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1904 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1905 error. Pass location string.
1906 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1907 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1908 (__mf_process_opts): Apply some sanity checking for lc-mask.
1909 (__mf_check, __mf_violation): Take new location-string argument.
1910 Update callers to pass NULL if necessary.
1911 (__mf_backtrace): New smart backtracer function. Calls replace
1912 several ad-hoc blocks elsewhere.
1913 (__mf_describe_object): Remove bad reentrancy test. Improve
1915 * mf-runtime.h: Corresponding changes. Public/private markup.
1916 (__MF_CACHE_MISS_P): New macro.
1918 2002-08-20 Graydon Hoare <graydon@redhat.com>
1920 * mf-runtime.h: New option: stack_bound (heuristic).
1921 Move some macros out of implementation files.
1922 * mf-runtime.c: New option string: -stack-bound.
1923 Unify recursion protection with hooks.
1925 (__mf_check): Call __mf_heuristic_check.
1926 (__mf_process_opts): Fix "no-" processing.
1927 * mf-heuristics.c (__mf_heuristic_check): New function.
1928 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1930 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1932 Option parsing improvements, region splitting bug fixes:
1933 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1934 * mf-runtime.h (heur_proc_map): New libmudflap option.
1935 * mf-runtime.c (__mf_set_default_options): Set it.
1936 (__mf_usage): Print default values/status.
1937 (__mf_process_opts): Support general "no-" option string prefix.
1938 (__mf_init): Print __mf_usage on unknown-option error.
1939 (__mf_register): Print trace message up front.
1940 Correct region splitting logic for case where a subregion disappears.
1941 Correct memory leak.
1942 (__mf_violation): Make even basic message conditional on option.
1945 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1946 (clean-local): New target.
1947 (test/*x rules): Add -g CFLAGS.
1948 (CFLAGS): Add -freorder-blocks.
1949 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1950 * Makefile.in: Regenerated.
1951 * Makefile, mf-config.h: Removed files.
1953 2002-08-16 Graydon Hoare <graydon@redhat.com>
1955 * mf-runtime.c (__mf_insert_new_object): Factor out of
1957 (__mf_remove_old_object): Factor out of __mf_unregister.
1958 (__mf_register): Handle guessed regions, splitting
1959 guesses when new registrations arrive.
1960 (__mf_unregister): Do not unregister guesses.
1961 * mf-runtime.h: Move convenience macros around,
1962 declare new option fields. Add __MF_TYPE_GUESS.
1963 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1964 (__wrap_free): Call __real_free for deferred frees.
1965 * Makefile.am: Add more tests, fix dependency.
1966 * Makefile.in: Regenerate.
1967 * test/pass[13..17]-frag.c: New testcases.
1968 * test/fail[13..17]-frag.c: New testcases.
1970 2002-08-15 Graydon Hoare <graydon@redhat.com>
1972 * mf-heuristics.c: New file.
1973 * mf-runtime.c (options): Add -trace-calls option.
1974 (__mf_init): Call __mf_init_heuristics.
1976 2002-08-14 Graydon Hoare <graydon@redhat.com>
1978 * Makefile.am (TESTS): Add testsuite support.
1979 * Makefile.in: Regenerate.
1980 * test/mf-driver.c: New file.
1981 * test/buildtest.sh: New file.
1982 * test/passNN-frag.c: New testcases.
1983 * test/failNN-frag.c: New testcases.
1985 2002-08-14 Graydon Hoare <graydon@redhat.com>
1987 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1988 verifying non-size-limited string extents.
1990 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1992 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1993 instead of plain str[n]len for internal checks.
1994 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1996 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1998 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
2000 2002-08-13 Graydon Hoare <graydon@redhat.com>
2002 * mf-runtime.c: Rework configuration to operate on
2003 environment variable options rather than #defines
2004 (__mf_violation): Add simple fork-a-gdb violaiton mode.
2005 (__mf_init): Set static __mf_active_p flag on startup,
2006 to inhibit mudflap wrap-based checking during crt0.s.
2007 * mf-runtime.h: Declare options structure.
2008 * mf-hooks.c: New wrappings for mem*, b*, str*
2009 libc functions (temporarily #if 0-ed out).
2011 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
2013 * Makefile.am, configure.in: New files.
2014 * Makefile.in, Makefile, configure, config.h.in: New generated files.
2015 * stamp-h.in, aclocal.m4: Ditto.
2017 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
2019 * Makefile: New file.
2020 * mf-config.h: New file: runtime configuration.
2021 * mf-hooks.c: New file: interposed libc functions.
2022 * mf-runtime.c: New file: bulk of runtime.
2023 * mf-runtime.h: New file: public functions.