1 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3 * mf-runtime.c (__mf_usage): Update copyright notice dates.
5 2010-10-31 Jason Merrill <jason@redhat.com>
8 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
10 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
12 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
15 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
18 * configure: Regenerate.
20 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
22 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
24 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
26 * testsuite/lib/mfdg.exp (additional_prunes): New global.
27 (dg-test): Clear additional_prunes before test is run.
28 (dg-prune-output): New procedure.
29 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
31 (libmudflap-dg-prune): New procedure.
32 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
35 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
38 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
39 * Makefile.in: Regenerate.
40 * testsuite/Makefile.in: Regenerate.
42 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
44 * Makefile.in: Regenerate.
45 * aclocal.m4: Regenerate.
46 * testsuite/Makefile.in: Regenerate.
48 2010-03-15 David S. Miller <davem@davemloft.net>
50 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
53 2010-01-09 Jakub Jelinek <jakub@redhat.com>
55 * mf-runtime.c (__mf_usage): Update copyright notice dates.
57 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
59 * Makefile.in: Regenerate.
60 * configure: Regenerate.
61 * testsuite/Makefile.in: Regenerate.
63 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
66 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
67 running setuid or setgid.
69 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
71 * mf-runtime.c (__mf_init): Support FreeBSD.
72 Prime mutex which calls calloc upon first lock to avoid deadlock.
73 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
74 Ignore red zone allocation request for initial thread's stack.
76 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
77 Andreas Schwab <schwab@linux-m68k.org>
79 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
80 if not in system header; use it. On FreeBSD, must pass fd==-1
81 with MAP_ANON flag. Correct mmap error check.
82 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
84 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
86 * configure.ac (AC_PREREQ): Bump to 2.64.
88 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
90 * Makefile.am (install-html, install-pdf): Remove.
91 * Makefile.in: Regenerate.
93 * Makefile.in: Regenerate.
94 * aclocal.m4: Regenerate.
95 * config.h.in: Regenerate.
96 * configure: Regenerate.
97 * testsuite/Makefile.in: Regenerate.
99 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
101 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
103 2009-07-16 Joseph Myers <joseph@codesourcery.com>
105 * configure: Regenerate.
107 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
112 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
114 2009-07-01 Richard Guenther <rguenther@suse.de>
116 PR tree-optimization/19831
117 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
119 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
120 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
121 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
123 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
125 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
126 to ld_library_path. Use add_path. Add just find_libgcc_s to
127 ld_library_path, not every libgcc multilib directory.
129 2009-04-09 Nick Clifton <nickc@redhat.com>
131 * mf-hooks1.c: Change copyright header to refer to version 3
132 of the GNU General Public License with version 3.1 of the GCC
133 Runtime Library Exception and to point readers at the COPYING3
134 and COPYING3.RUNTIME files and the FSF's license web page.
135 * mf-heuristics.c: Likewise.
136 * mf-hooks2.c: Likewise.
137 * mf-hooks3.c: Likewise.
138 * mf-impl.h: Likewise.
139 * mf-runtime.c: Likewise.
140 * mf-runtime.h: Likewise.
142 2009-04-09 Jakub Jelinek <jakub@redhat.com>
144 * testsuite/lib/mfdg.exp: Change copyright header to refer to
145 version 3 of the GNU General Public License and to point readers
146 at the COPYING3 file and the FSF's license web page.
147 * testsuite/lib/libmudflap.exp: Likewise.
149 2009-03-31 Ben Elliston <bje@au.ibm.com>
152 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
153 object', not `mudflap object'.
155 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
157 * configure: Regenerate.
159 2009-02-03 Jakub Jelinek <jakub@redhat.com>
161 * mf-runtime.c (__mf_usage): Update copyright notice dates.
163 2009-01-23 Jie Zhang <jie.zhang@analog.com>
165 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
166 __thread when TLS support is emulated.
167 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
168 * mf-runtime.c (__mf_state_1): Likewise.
169 * configure.ac: Use GCC_CHECK_EMUTLS.
170 * configure: Regenerate.
171 * config.h.in: Regenerate.
173 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
175 * configure: Regenerate.
177 2008-11-26 Janis Johnson <janis187@us.ibm.com>
180 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
181 (dg-timeout): Remove.
182 (standard-wait): Remove.
183 * testsuite/lib/libmudflap.exp: Include new timeout library files.
184 (libmudflap_target_compile): Set timeout value from new proc.
186 2008-11-10 Jakub Jelinek <jakub@redhat.com>
189 * testsuite/libmudflap.c/pass67-frag.c: New test.
191 2008-10-09 Jakub Jelinek <jakub@redhat.com>
194 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
196 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
197 Steve Ellcey <sje@cup.hp.com>
199 * configure: Regenerate for new libtool.
200 * Makefile.in: Ditto.
201 * testsuite/Makefile.in: Ditto.
203 2008-09-15 Jakub Jelinek <jakub@redhat.com>
206 * testsuite/libmudflap.c/pass64-frag.c: New test.
208 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
210 * Makefile.in: Regenerate.
211 * config.h.in: Regenerate.
212 * configure: Regenerate.
213 * testsuite/Makefile.in: Regenerate.
215 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
218 * aclocal.m4: Regenerate.
219 * configure: Regenerate.
221 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
223 * testsuite/libmudflap.c/pass63-frag.c: New test.
225 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
227 * aclocal.m4: Regenerate.
228 * configure: Likewise.
229 * Makefile.in: Likewise.
230 * testsuite/Makefile.in: Likewise.
232 2008-03-02 Jakub Jelinek <jakub@redhat.com>
234 * mf-runtime.c (__mf_usage): Update copyright notice dates.
236 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
238 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
240 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
242 2008-01-24 David Edelsohn <edelsohn@gnu.org>
244 * configure: Regenerate.
246 2008-01-05 Jakub Jelinek <jakub@redhat.com>
248 PR tree-optimization/34618
249 * testsuite/libmudflap.c/pass62-frag.c: New test.
251 2008-01-03 Jakub Jelinek <jakub@redhat.com>
254 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
256 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
259 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
261 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
263 * configure: Regenerate following changes to ../config/tls.m4.
265 2007-07-26 Tom Tromey <tromey@redhat.com>
267 * Makefile.in: Rebuilt.
268 * Makefile.am (clean-local): Removed.
269 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
270 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
271 (libmudflapth_la_SOURCES): List sources.
272 (libmudflapth_la_LIBADD): Clear.
273 (libmudflapth_la_CFLAGS): New variable.
275 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
277 * aclocal.m4: Regenerated.
279 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
281 * configure: Regenerate.
283 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
285 From Andi Kleen <ak@suse.de>:
286 * mf-runtime.c (options): Rename structure for compatibility with
289 2007-05-23 Steve Ellcey <sje@cup.hp.com>
291 * Makefile.in: Regenerate.
292 * configure: Regenerate.
293 * aclocal.m4: Regenerate.
294 * testsuite/Makefile.in: Regenerate.
296 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
298 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
300 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
302 * Makefile.am: Add dummy install-pdf target.
303 * Makefile.in: Regenerate
305 2007-02-07 Jakub Jelinek <jakub@redhat.com>
308 * configure: Regenerate.
310 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
312 * configure: Regenerate.
314 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
316 * configure: Regenerated.
318 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
321 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
322 static but not function scope static.
323 (free): Skip deallocation attempts for objects placed into
325 * testsuite/libmudflap.cth/pass59-frag.c: New test.
327 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
329 From Herman ten Brugge <hermantenbrugge@home.nl>:
330 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
331 small and large objects are handled a lot faster.
333 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
335 * configure.ac (__libc_freeres): Look for it.
336 * mf-impl.h (call_libc_freeres): New configuration flag.
337 * mf-runtime.c (__mf_set_default_options): Set it by default.
338 (__mfu_report): Call it if needed.
339 (__mfu_unregister): Remove "unaccessed registered object" warning.
340 * configure, config.h.in: Regenerated.
342 2006-09-18 Tom Tromey <tromey@redhat.com>
344 * configure: Rebuilt.
346 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
349 mf-runtime.h installation based on ssp patch for PR 26473 from
350 Mark Mitchell <mark@codesourcery.com>.
351 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
352 * Makefile.am (target_noncanonical): Define.
353 (libsubincludedir): New variable.
354 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
355 (include_HEADERS): Remove.
356 * configure, aclocal.m4, config.h.in: Regenerated.
357 * Makefile.in, testsuite/Makefile.in: Likewise.
358 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
359 and _THREAD_SAFE redefinition values.
361 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
363 * Makefile.am: Add install-html target. Add install-html to .PHONY
364 * Makefile.in: Regenerate.
366 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
369 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
372 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
374 2006-04-10 Matthias Klose <doko@debian.org>
376 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
377 directory names containing underscores.
379 2005-11-22 Janis Johnson <janis187@us.ibm.com>
381 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
382 MUDFLAP_FLAGS if static library not supported.
383 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
384 * testsuite/libmudflap.c/externs.exp: Ditto.
385 * testsuite/libmudflap.c++/ctors.exp: Ditto.
386 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
387 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
389 2005-10-04 James E Wilson <wilson@specifix.com>
391 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
392 $name as array of characters with unknown bound. Also store into the
394 * configure: Regenerate.
396 2005-09-30 James E. Wilson <wilson@specifix.com>
398 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
400 (target_thread_file): New. Set from sed'ed gcc output.
401 (posix_threads): New. Set from target_thread_file. Use instead of
403 (pthread_create_version): Move initialization before code using it.
404 * configure: Regenerate.
406 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
409 2005-09-29 James E. Wilson <wilson@specifix.com>
411 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
412 with HAVE_MMAP ifdef.
414 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
417 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
419 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
421 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
423 2005-09-23 Tom Tromey <tromey@redhat.com>
425 * aclocal.m4, configure: Rebuilt.
426 * configure.ac: Use GCC_CHECK_TLS.
427 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
430 2005-08-22 Jim Wilson <wilson@specifix.com>
432 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
433 __FreeBSD__ is defined.
435 2005-08-17 Jim Wilson <wilson@specifix.com>
437 * mf-hooks1.c (malloc, calloc, realloc, free,
438 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
439 the real routines, and END_MALLOC_PROTECT afterwards.
440 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
441 (BEGIN_PROTECT): Handle in_malloc state.
442 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
443 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
445 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
447 * All files: Update FSF address.
449 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
451 * mf-hooks3.c (main_seen_p): Remove.
452 (__mf_get_state): Remove attempt to recognize the main thread.
454 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
456 * configure.ac: Test for the name of the symbol used for the entry
457 point; define ENTRY_POINT to the result.
458 * configure: Regenerate.
459 * config.h.in: Regenerate.
460 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
462 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
464 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
465 (__mf_init): Set thread state active.
466 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
468 (pthread_create wrapper): Always use thread spawner.
470 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
471 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
473 2005-07-16 Richard Henderson <rth@redhat.com>
475 * acinclude.m4: New file.
476 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
477 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
478 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
479 (__mf_0fn_calloc): ... here.
480 * mf-hooks3.c (struct pthread_info): Remove.
481 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
482 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
483 (struct mf_thread_data): New.
484 (mf_thread_data, mf_thread_data_lock): New.
485 (__mf_allocate_blank_threadinfo): Remove.
486 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
488 (__mf_state_perthread): Remove.
489 (__mf_get_state, __mf_set_state): New.
490 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
491 Update mf_thread_data killing procedure.
492 (__mf_pthread_spawner): Similarly.
493 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
494 code to allocate thread stack space.
495 (__mf_0fn_pthread_join, pthread_join): Remove.
496 (__mf_0fn_pthread_exit, pthread_exit): Remove.
497 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
498 (__mf_state_1): Rename from __mf_state; use TLS when available.
499 (__mf_get_state, __mf_set_state): New. Update all users.
500 * mf-runtime.c (begin_recursion_protect1): New.
501 (BEGIN_RECURSION_PROTECT): Use it.
502 (__mf_state_1): Rename from __mf_state; use TLS when available.
503 (threads_active_p): Remove.
504 (__mf_usage): Compute it directly.
506 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
508 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
510 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
512 Fix for uncaching bug reported by Herman ten Brugge.
513 * mf-runtime.c (__mf_uncache_object): Search whole cache.
514 * testsuite/libmudflap.c/fail40-frag.c: New test.
516 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
519 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
520 * Makefile.in: Amend.
522 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
525 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
526 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
528 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
531 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
533 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
536 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
537 unsigned vars with #defines instead of enums.
539 2005-05-09 Mike Stump <mrs@apple.com>
541 * configure: Regenerate.
543 2005-04-12 Mike Stump <mrs@apple.com>
545 * configure: Regenerate.
547 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
550 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
551 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
553 2005-04-04 Alan Modra <amodra@bigpond.net.au>
555 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
557 2005-03-31 Mike Stump <mrs@apple.com>
559 * mf-runtime.h: Add libmudflap copyright clause.
561 2005-03-21 Mike Stump <mrs@apple.com>
563 * mf-heuristics.c: Fix whitespace at end of line.
564 * mf-hooks1.c: Likewise.
565 * mf-hooks2.c: Likewise.
566 * mf-hooks3.c: Likewise.
567 * mf-impl.h: Likewise.
568 * mf-runtime.c: Likewise.
569 * mf-runtime.h: Likewise.
571 2005-03-21 Zack Weinberg <zack@codesourcery.com>
573 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
574 In all substitutions, expand gcc_version in Makefile.
575 * aclocal.m4, configure: Regenerate.
576 * Makefile.am: Set gcc_version.
577 * Makefile.in, testsuite/Makefile.in: Regenerate.
579 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
581 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
582 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
584 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
587 * testsuite/libmudflap.c++/pass55-frag.c: New test.
589 2005-01-05 Richard Henderson <rth@redhat.com>
591 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
593 2005-01-02 Greg McGary <greg@mcgary.org>
595 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
596 * mf-runtime.h: New file, replaces mf-runtime.h.in.
597 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
598 * Makefile.in: Ditto.
599 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
600 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
601 * testsuite/libmudflap.c/fail36-frag.c: New test.
602 * testsuite/libmudflap.c/fail37-frag.c: New test.
603 * testsuite/libmudflap.c/fail38-frag.c: New test.
605 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
607 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
608 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
610 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
612 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
613 * aclocal.m4: Include ../config/gcc-version.m4.
614 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
616 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
618 * Makefile.am: Define ACLOCAL_AMFLAGS.
619 * acinclude.m4: Remove.
620 * stamp-h.in: Remove superfluous stamp file.
621 * aclocal.m4, configure, Makefile.in: Regenerate.
622 * testsuite/Makefile.in: Likewise.
624 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
626 * Makefile.am: Revert previous.
627 * acinclude.m4: Restore.
628 * aclocal.m4, configure, Makefile.in: Regenerate.
629 * testsuite/Makefile.in: Likewise.
631 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
633 * Makefile.am: Define ACLOCAL_AMFLAGS.
634 * acinclude.m4: Remove.
635 * aclocal.m4, configure, Makefile.in: Regenerate.
636 * testsuite/Makefile.in: Likewise.
638 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
640 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
642 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
644 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
645 * testsuite/Makefile.in: Likewise.
647 2004-11-01 Andreas Schwab <schwab@suse.de>
649 * configure.ac: (target_alias): Default to $host_alias, not
651 * configure: Regenerated.
653 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
655 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
656 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
659 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
662 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
664 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
666 * configure.ac: Check for more headers, functions.
667 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
668 tracking overridden FILE buffers.
669 (fopen, setvbuf): New/revised hook functions for buffer overriding.
670 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
671 (fflush): Accept given NULL stream (means "all streams").
673 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
675 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
676 (__mf_adapt_cache): Use them all.
677 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
678 * testsuite/libmudflap.c++/ctors.exp: Ditto.
679 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
680 * configure, config.h.in: Regenerated.
682 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
684 * configure.ac: Checking for sys/socket.h once is enough.
685 * configure: Regenerated.
687 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
689 * configure.ac: Look for more headers & functions.
690 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
691 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
692 * mf-runtime.c (options): Clean up integer signedness warnings.
693 (main): Add a declaration to fix a warning.
694 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
695 * configure, config.h.in: Regenerated.
697 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
699 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
700 New tests for proper base/limit checking for aggregates.
702 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
704 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
706 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
708 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
709 * mf-hooks2.c (strerror): Unregister previous string returned by
711 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
712 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
713 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
714 * mf-runtime.c (__mf_describe_object): Clarify object life status.
715 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
717 * configure, config.h.in: Regenerated.
719 2004-08-03 Dale Johannesen <dalej@apple.com>
721 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
723 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
725 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
726 simplified contents in all former callers.
728 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
730 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
731 the statically linked case.
733 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
735 * splay-tree.[ch]: Remove. Merge contents into ...
736 * mf-runtime.c: ... here, renaming symbols and making all functions
737 static. Remove unused min/max functions.
738 * Makefile.am: Forget about splay-tree.[ch].
739 * Makefile.in, testsuite/Makefile.in: Regenerated.
741 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
743 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
744 (__mfu_usage): Include (C) 2004.
745 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
746 here. Include a comment explaining why.
748 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
750 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
751 * mf-runtime.c (options): Give them a name.
752 (__mf_set_default_options): Set them.
753 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
754 (__mf_violation): Warning cleanup.
755 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
756 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
758 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
761 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
764 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
766 Test case for g++/15861
767 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
768 * testsuite/libmudflap.c++/ctors.exp: Driver.
769 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
770 Look only for *frag* test cases.
772 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
774 ANSI C conversion, libmudflap specialization, recursion limiting.
775 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
776 argument and indirection function pointers, update callers.
777 (splay_tree_s): Add statistics and recursion control fields
778 num_keys, max_depth, depth, rebalance_p.
779 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
780 Back out of search if it exceeds limit.
781 (splay_tree_splay): Manage recursion limiting with rebalancing as
783 (splay_tree_new): More initialization.
784 (splay_tree_rebalance): New function.
785 (splay_tree_foreach): Rewrite using nonrecursive logic.
786 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
787 Remove. Point indirect calls to mf-runtime.c's routines.
788 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
790 (splay_tree_delete, splay_tree_delete_helper): Ditto.
791 * testsuite/heap-scalestress.c: New test based on one from
792 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
794 2004-07-05 Matthias Klose <doko@debian.org>
796 * libtool-version: New.
797 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
798 Use -version-info for soname.
799 * Makefile.in: Regenerate.
800 * configure.ac: Remove libtool_VERSION macro
801 * configure: Regenerate
803 2004-07-05 Zack Weinberg <zack@codesourcery.com>
805 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
806 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
809 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
811 Splay tree implementation fork.
812 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
813 Use hard-coded comparison function for uintptr_t. Remove key/value
814 deallocation logic. Cache last splayed key for consecutive lookups.
815 * Makefile.am, Makefile.in: Use them, don't link to them.
816 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
817 (__mf_find_objects2): Flip successor/predecessor search sequence.
818 * ansidecl.h, libiberty.h: Removed dummy files.
820 2004-06-29 Nick Clifton <nickc@redhat.com>
822 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
823 * configure: Regenerate.
824 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
826 Remove spurious inclusion of <strings.h>.
828 2004-06-29 Nick Clifton <nickc@redhat.com>
830 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
831 function actually exists.
833 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
835 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
836 * config.h.in: Regenerated.
838 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
840 Adopt splay trees for object database.
841 * Makefile.am: Copy splay-tree.* from libiberty.
842 * Makefile.in, testsuite/Makefile.in: Regenerated.
843 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
844 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
845 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
846 * mf-runtime.c: Rewrite code dealing with object database to use
847 libiberty splay trees. Remove tree liveness aging option.
848 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
850 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
852 * configure.ac: New name of configure.in. Update
853 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
854 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
855 Autoconf 2.5x and Automake 1.7 or later.
856 * configure.in: Remove.
857 * configure: Regenerate.
859 * Makefile.am: Remove useless multilib rules.
860 * Makefile.in: Regenerate.
862 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
864 * .cvsignore: New file.
866 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
869 * mf-hooks2.c (semctl): Add cygwin porting hack.
871 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
874 * configure.in: Look for ctype header and glibc implementation.
875 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
876 array hooks for glibc 2.3.
877 * mf-runtime.h.in: Wrap them.
878 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
880 * testsuite/libmudflap.c/pass47-frag.c: New test.
881 * configure, config.h.in: Regenerated.
883 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
885 Portability improvements, e.g., libmudflap/15293.
886 * configure.in: Look for glibc extension functions. Look for
887 support of -f{function,data}-sections. Look for more headers.
888 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
889 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
890 mf-hooks* into usual single object per source.
891 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
892 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
893 if system doesn't provide one.
894 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
895 (pthread_create): Use it to properly GC dead thread stacks.
896 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
897 * testsuite/Makefile.am: Stop generating site.exp.
898 * testsuite/mfconfig.exp.in: New file.
899 * testsuite/config/default.exp: Load new mfconfig.exp.
900 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
901 (prune_gcc_output): Add glibc static linking warnings.
902 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
903 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
904 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
905 Regenerated with autoconf 2.57 and automake 1.7.
907 2004-06-04 Per Bothner <per@bothner.com>
909 * configure.in (LIBMUDFLAPTH): Fix thinko.
911 * configure.in: Check for more headers.
912 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
914 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
915 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
917 2004-06-01 Andreas Jaeger <aj@suse.de>
919 * configure.in: Handle multilibs, support
920 --enable-version-specific-runtime-libs.
921 * Makefile.am (lib_LTLIBRARIES): Rename to ...
922 (toolexeclib_LTLIBRARIES): this for multilib support.
923 * Makefile.in: Regenerated.
924 * configure: Regenerated.
925 * aclocal.m4: Regenerated.
926 * config.h.in: Regenerated.
927 * testsuite/Makefile.in: Regenerated.
929 2004-06-01 Andreas Jaeger <aj@suse.de>
931 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
932 multilibs, using multilib directory instead of hardcoded path.
935 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
937 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
938 * Makefile.in: Ditto.
940 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
942 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
943 * aclocal.m4, configure: Rebuilt.
945 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
947 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
948 import some build settings from libstdc++-v3 testsuite_flags.
949 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
950 changes to pass test language.
952 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
953 quicker mode-nop handling.
955 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
957 * mf-impl.h: Added libgcc license header.
959 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
961 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
962 Added libgcc license header.
963 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
964 (pthread_create): Simplify stack allocation syntax.
966 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
968 * mf-hooks2.c: Support FreeBSD.
969 (WRAP_gets): Avoid gets().
970 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
971 test unimplemented mem/str calls on FreeBSD.
972 * testsuite/libmudflap.c/pass21-frag.c: Do not include
973 <alloca.h> on FreeBSD.
975 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
977 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
978 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
979 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
980 flags for static linking permutation.
981 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
982 some pthreads code that croaks on linux glibc tls.
984 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
986 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
988 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
990 * testsuite/libmudflap.c/pass44-frag.c: New test.
992 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
994 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
996 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
998 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1000 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1002 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1004 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1007 * configure.in: Add check for see if
1008 socklen_t typedef is in sys/socket.h.
1009 * mf-hooks1.c: Add define if socklen_t
1011 * mf-hooks2.c: Likewise.
1012 * mf-hooks3.c: Likewise.
1013 * config.h.in: Regen.
1016 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1018 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1019 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1021 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1022 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1023 (unoptimized) allocation of stack space.
1025 2003-12-07 Richard Henderson <rth@redhat.com>
1027 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1028 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1030 2003-12-06 Andrew Pinski <apinski@apple.com>
1032 partial PR libmudflap/12670
1033 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1034 * mf-hooks2.c: Likewise.
1035 * mf-hooks3.c: Likewise.
1037 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1040 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1041 symbols interposed at compile time.
1042 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1045 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1047 * configure.in: Reorganize check for <pthread.h>.
1048 * configure: Regenerated.
1050 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1052 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1053 (_LARGE_FILE_API): Define for AIX.
1054 * mf-hooks[123]: Same.
1055 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1057 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1059 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1061 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1063 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1065 * configure.in: Update check for union semun.
1067 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1070 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1072 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1075 * configure.in: Add checks for 64-bit LFS functions, struct semun
1076 definition, for BSD compatibility.
1077 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1078 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1079 * mf-hooks3.c: Ditto.
1080 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1082 * configure, config.h.in: Regenerated.
1084 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1086 Multithreading fixes:
1087 * mf-runtime.c (__mf_object): Store allocating/deallocating
1089 (options): Support new "-thread-stack" option.
1090 Rename "-heur-argv-environ" option to "-heur-stdlib".
1091 Disable "-lc-mask" and "-lc-shift" options.
1092 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1093 (__assert_fail): New self-contained function for glibc.
1094 * mf-hooks3.c: Essentially rewritten, particularly related to
1095 use of __mf_pthread_info array.
1096 (pthread_join, _exit): New hook functions.
1097 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1098 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1101 * mf-heuristics.c: Add type casts for tracing, sub calls.
1102 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1103 Update all callers to declare explicit result holder.
1104 (END_PROTECT): Removed.
1105 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1107 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1109 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1110 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1111 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1113 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1115 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1116 * mf-hooks: Removed.
1117 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1118 Move these macros from old mf-hooks.c here.
1119 * Makefile.am: Adapt to split-up hook sources for faster builds.
1120 * Makefile.in: Regenerated.
1122 * mf-heuristics.c: Remove #if-0 block.
1124 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1125 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1126 (CALL_REAL, __mf_init): Corresponding changes.
1127 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1128 all callers to remove redundant "mf:" prefix.
1129 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1130 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1131 (__mf_pthread_info): Become a hash table.
1133 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1134 "dg-repetitions" directives to control test case execution.
1135 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1137 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1139 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1141 * mf-hooks.c (alloca): Separate into stub.
1142 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1143 malloc/free for alloca blocks.
1144 (pthread_create): Tolerate failing pthread_attr_get* calls.
1145 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1146 * mf-impl.h (CALL_WRAP): Remove macro.
1147 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1148 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1149 padding for ia64 BIT_FIELD_REF constructs.
1151 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1153 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1154 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1155 libmudflap object type.
1156 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1157 crashes on unregistering STATIC objects.
1159 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1161 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1162 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1163 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1164 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1165 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1166 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1167 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1168 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1169 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1170 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1171 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1172 (accept, bind, connect, gethostname, sethostname): New hooks.
1173 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1174 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1175 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1176 * mf-runtime.h.in: Corresponding changes.
1177 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1178 (opts) Rename heur_argv_environ to heur_std_data.
1179 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1180 * Makefile.am: Corresponding changes.
1181 * Makefile.in: Regenerated.
1183 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1185 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1186 heuristic for threaded case, and for non-x86-linux targets.
1187 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1188 for use during pre-main() program startup.
1189 (__mf_0fn_*): Make these functions non-static.
1190 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1192 * mf-runtime.c (__mf_state): Set initial state to "starting".
1193 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1194 (__wrap_main): New function to register argv[] and environ[] strings.
1195 (__mf_ini): Call it.
1196 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1198 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1199 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1201 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1203 * aclocal.m4, configure: Regenerated.
1205 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1207 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1208 * aclocal.m4, configure: Regenerated.
1210 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1212 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1213 for x86_64 target. Disable caching for this value.
1214 * aclocal.m4, configure: Regenerated.
1216 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1218 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1219 is about to become deprecated, and its present handling bugs are
1222 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1224 * testsuite/libmudflap.c/pass38-frag.c: New test for
1227 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1229 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1230 __mf_report, asserting reentrant calling context.
1232 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1234 * mf-hooks.c (realloc): Correct reentrancy logic.
1235 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1237 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1239 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1240 PTHREAD_THREADS_MAX. Update users.
1241 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1243 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1244 with libmudflapth presence indicator.
1245 * testsuite/Makefile.in: Regenerated.
1247 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1249 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1250 * configure.in: Remove silly no-pthreads => no-shared logic.
1251 * Makefile.in, configure: Regenerated.
1252 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1253 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1254 code. Count reentrancy events.
1255 (all hook functions): Don't directly manipulate __mf_state variable.
1256 Add TRACE calls to hook functions without them.
1257 * mf-impl.h (LOCKTH): Try to count lock contention events.
1258 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1259 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1260 Reorganize reentrancy code.
1261 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1262 identify reentrancy with mutex holding times.
1263 (internal __mfu_ entry points): Remove internal reentrancy code.
1264 (__mf_init): Use ordinary locked calls.
1265 (__mfu_report): Print the two new counts.
1266 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1267 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1268 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1269 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1272 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1274 * configure.in: Add pthread support, plus glibc and porting hacks.
1275 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1276 from objects built into ./pth/.
1277 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1278 functions for internal entry points. Update callers to pick
1279 locked vs. unlocked variants.
1280 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1281 info coming in from a static data structure.
1282 (*): Reorder miscellaneous declarations to group data vs functions.
1283 (__mf_set_default_options): Simplify.
1284 (__mf_usage): Mention threading status of host executable.
1285 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1286 decls to match above.
1287 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1288 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1289 some lock/unlock markers. Remove some unused code.
1291 (pthread_create): New hook function.
1292 (__mf_pthread_cleanup, _spawner): New helper functions.
1293 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1295 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1297 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1299 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1301 * Makefile.am (HOOKOBJS): Add *time related hooks.
1302 * configure.in: Look for pthreads.h header.
1303 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1304 * mf-runtime.c: Begin sketching some pthreads support.
1305 (__mf_usage): Check for -lpthread presence.
1306 (__mf_unregister): Confirm matching unregistration base.
1307 (__mf_find_objects_rec): Reduce unnecessary recursion.
1308 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1309 #defines for new hook functions.
1310 * mf-impl.h: Corresponding changes.
1311 * config.h.in, configure, Makefile.in: Regenerated.
1313 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1315 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1316 modifiers to prevent being optimized away.
1317 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1318 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1319 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1320 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1321 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1322 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1323 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1325 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1327 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1328 * configure.in: Look for uintptr_t and -ldl on target.
1329 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1330 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1331 * testsuite/Makefile.in: Regenerated.
1332 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1333 for better C compliance.
1335 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1337 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1339 * mf-runtime.c (__mf_set_default_options): Turn off
1340 check-initialization.
1341 (__mf_describe_object): Shorten description.
1342 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1344 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1346 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1348 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1350 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1352 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1353 * mf-impl.h (CALL_BACKUP): New macros.
1354 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1356 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1358 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1359 (HOOKOBJS): Remove dlopen hook.
1360 (libmudflap_la_LIBADD): Add -ldl.
1361 * mf-hooks.c (dlopen): Remove hook.
1362 * mf-impl.h (__mf_dynamic): Ditto.
1363 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1364 * Makefile.in: Regenerated.
1366 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1368 * configure.in: Check for target gettimeofday, signal, some headers.
1369 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1370 out inop multi_threaded field.
1371 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1372 (__mf_set_options): Correct handling of "-help".
1373 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1374 (__mf_check, __mf_register, __mf_unregister): Call it.
1375 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1376 (__mf_report_leaks): Make callable
1377 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1378 distribution statistics.
1379 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1381 * config.h.in, configure: Regenerated.
1382 * testsuite/libmudflap.c/fail27-frag.c: New test.
1383 * testsuite/libmudflap.c/pass36-frag.c: New test.
1385 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1387 * mf-runtime.h.in: Tweak.
1388 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1389 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1390 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1392 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1394 * configure.in: Tweak generation of mf-runtime.h some more. It
1395 needs to work from both config.status and configure.
1396 * configure: Regenerated.
1398 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1400 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1401 * configure.in: Tweak generation of mf-runtime.h.
1402 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1403 * mf-hooks.c (*): Adapt to initialized-heap object type.
1404 * mf-impl.h: Tweak cemetary boundaries.
1405 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1407 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1408 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1409 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1410 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1412 * testsuite/.../fail{25,26}-frag.c: New tests.
1413 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1414 * Makefile.in, configure: Regenerated.
1416 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1418 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1419 checking by default.
1420 (__mf_insert_new_object): As a temporary hack, assume that new
1421 objects registered on the stack start out initialized.
1422 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1423 heap objects by hand.
1425 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1427 Switch to macro-style hooks for str*/mem*/b* functions.
1428 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1429 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1430 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1431 (__mf_set_default_options): Turn off heur_proc_map.
1432 (*): Adapt to to macro-style hook functions.
1433 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1434 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1435 (__mf_violation): Handle __MF_VIOL_WATCH.
1436 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1437 (__mf_dynamic): Removed mem*/str*/b* functions.
1438 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1439 (WRAPPER2): New macro for macro-style hooks.
1440 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1442 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1443 * mf-heuristics.c: Adapt to macro-style hook functions.
1444 Correct some comments.
1445 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1446 output pattern tests.
1447 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1448 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1450 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1452 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1453 for global array registration.
1454 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1455 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1457 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1459 * Makefile.am: Add gross make bug workarounds. Tweaked
1460 SUBDIRS and AM_CFLAGS.
1461 * Makefile.in: Regenerated.
1463 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1466 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1467 * Makefile.am (TESTS): Remove simple automake testing.
1468 * configure, Makefile.in: Regenerated.
1469 (SUBDIRS): Include new testsuite/ directory.
1470 * tests/*: Removed all files; moved bulk under:
1471 * testsuite/*: New subdirectory tree.
1472 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1473 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1474 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1475 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1476 * testsuite/config/default.exp: New file.
1477 * testsuite/Makefile.am, Makefile.in: New files.
1479 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1481 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1482 (TESTS): Add fail22 and pass29 tests.
1483 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1484 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1485 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1486 values. Move __MF_VIOL* here.
1487 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1488 (check_initialization): New field in __mf_opts. Default off.
1489 (read_count,write_count): New fields in __mf_object.
1490 (__mf_check): Implement basic initialization checking.
1491 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1492 (__mf_describe_object): Print new fields.
1493 (__mf_violation): Identify check/read vs. check/write in messages.
1494 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1495 "-check-initialized" mudflap option.
1496 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1497 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1498 Drop __FILE__/__LINE__ hack. Update callers.
1499 (*): Adapt to new mf-runtime.h API.
1500 * Makefile.in: regenerated.
1502 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1504 * configure.in: Build mf-runtime.h a more proper way.
1505 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1506 * mf-runtime.c (verbose_violations): Turn on by default.
1507 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1508 * mf-impl.h: ... and move it here.
1509 * configure: Regenerated.
1511 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1513 * configure.in: Look for C++ compiler.
1514 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1515 fixed type warnings when built with C++.
1516 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1517 * Makefile.am (TESTS): Run them.
1518 (*) Add new rules for building and running C++ tests.
1519 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1520 * mf-runtime.h.in: Protect with extern "C".
1521 * Makefile, configure: Regenerated.
1523 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1525 Portability improvements.
1526 * configure.in: Look for glibc backtrace headers/functions.
1527 * mf-hooks.c: Don't include <execinfo.h> any more.
1528 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1530 (__mf_backtrace): Provide alternate baby implementation in
1532 * test/mf-driver.c: Portability tweaks.
1533 * acinclude.m4: New file, containing top level libtool.m4.
1534 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1536 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1538 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1540 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1542 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1544 (__mf_unregister): Implement stack/heap object wiping.
1545 (__mf_set_options): Renamed from __mf_process_opts.
1546 (__mf_uncache_object): Change arg type, correct callers.
1547 * mf-impl.h: Corresponding changes.
1548 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1549 * mf-runtime.h.in (__mf_set_options): Extend public API.
1550 * test/pass26-frag.c: New test for stack wiping.
1551 * Makefile.am (TESTS): Run it.
1552 * Makefile.in: Regenerated.
1554 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1556 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1557 * mf-runtime.c (__mf_object_t): Add watching_p field.
1558 (__mf_watch_or_not): New function to implement
1559 object watch flagging.
1560 (__mf_watch, __mf_unwatch): New wrappers for above.
1561 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1562 (__mf_count_violation): Enlarge array.
1563 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1564 unlink object. Clear cache properly.
1565 (__mf_unregister): Unlink object explicitly before uncaching.
1566 * test/fail21-frag.c, pass25-frag.c: New tests.
1567 * Makefile.in, aclocal.m4: Regenerated.
1569 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1571 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1572 * Makefile.am (TESTS): Add it.
1573 * test/pass-stratcliff.c: Add decls of stpcpy.
1574 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1575 build tree from config.h and new file mf-runtime.h.in.
1576 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1577 * Makefile.in, configure, config.h.in: Regenerated.
1578 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1579 * mf-runtime.c (options, __mf_set_default_options): Support new
1580 default "abbreviate" option.
1581 (__mf_object.description_epoch): New field.
1582 (__mf_describe_object): Conditionally abbreviate objects already
1583 displayed in current epoch. Accept NULL input to increment epoch.
1584 (__mf_fini, __mf_ini): Reset description epoch.
1585 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1586 that NULL pointer slot in lookup cache is invalidated. Register a
1587 NOACCESS region around NULL.
1588 * mf-impl.h: Corresponding changes.
1590 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1592 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1593 * Makefile.am: Run them. Install mf-runtime.h.
1594 * Makefile.in: Regenerated.
1595 * mf-hooks.c: Add some markers for more missing functions.
1596 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1597 statistic to tune tune cache size (mask).
1599 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1601 * test/pass23-frag.c: New test for bit_field_ref expressions.
1602 * Makefile.am, Makefile.in: Add new test.
1603 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1604 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1605 * mf-runtime.c (__mf_init): Register errno global.
1606 (__mf_find_object): Removed function.
1607 (__mf_check): Rewrite logic to support accesses across some
1608 contiguous but distinctly registered objects.
1609 (__mf_remove_old_object): Tolerate cache entries that span
1612 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1614 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1615 * Makefile.am, Makefile.in: Run new tests.
1616 * mf-hooks.c (alloca): Correct stack direction logic.
1618 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1620 * mf-impl.h (adapt_cache): New option.
1621 * mf-runtime.c (__mf_set_default_options): Set its default value.
1622 Tweak the tree_aging parameter down.
1623 (__mf_check): Maintain separate counter for cache-adaptation.
1624 (__mf_tree_analyze): New function to collect object tree stats.
1625 (__mf_adapt_cache): New function to automate cache parameters.
1627 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1629 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1630 hypothetical #if-0'd argv/envp region registration.
1631 * mf-runtime.c (__mf_init): Add kludged form of above.
1632 (*) Add "heur_argv_environ" flag, default on, to govern this.
1633 * mf-impl.h: Corresponding changes.
1635 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1637 * test/fail18-frag.c: New test file for NOACCESS regions.
1638 * Makefile.am (TESTS): Add new test.
1639 * Makefile.in: Regenerated.
1641 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1642 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1643 (optimize_object_tree): Remove unused mudflap_option.
1644 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1645 support throughout. Use .._MAX_CEM for cemetary upper bound.
1646 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1648 (__mf_object): Add new liveness field for use by tree aging.
1649 (__mf_check): Trigger tree aging when needed.
1650 (__mf_age_tree): New function to decay liveness field.
1651 (__mf_find_objects_rec): Use liveness field to rotate tree.
1652 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1653 (__mf_unregister): Ditto.
1654 (__mf_register): Tweak duplicate-static message.
1655 (__mf_violation: Tweak nearby-object counter printing.
1657 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1659 * test/pass20-frag.c: New test file.
1660 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1661 * Makefile.in: Regenerated.
1663 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1664 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1665 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1666 entries to avoid repeat registration.
1667 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1668 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1670 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1672 * Makefile.am: Create test sources with #include, not cat>>.
1673 * Makefile.in: Regenerated.
1674 * test/buildtest.sh: Removed.
1675 * test/driver.c (abort_handler, main): Be quiet.
1677 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1679 * test/pass18-frag.c, pass19-frag.c: New tests.
1680 * Makefile.am (check): Run them. Rebuild test programs each time.
1681 * Makefile.in: Regenerated.
1683 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1685 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1686 overlapping object search.
1687 (__mf_violation): Likewise for nearby objects.
1688 Improve nearby-object listing.
1691 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1692 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1694 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1697 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1698 (HOOKOBJS): Add alloca-hook.o.
1699 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1701 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1702 (__mf_backtrace): Reimplement without using alloca.
1703 * Makefile.in: Regenerated.
1706 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1707 Correct signedness bugs in length-tracking variables.
1708 * mf-impl.h: Make options unsigned.
1709 (CALL_WRAP): New macro to parallel CALL_REAL().
1710 (DECLARE): Remove erroneous ";" at end.
1711 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1712 formatting specs with %08lx. Correct several compiler warnings.
1714 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1716 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1718 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1720 libmudflap hook breakup:
1721 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1723 (TESTS): Make dependent on libmudflap.
1724 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1725 compiled from segments of mf-hooks.c.
1726 * mf-hooks.c: Corresponding changes: wrap each function in
1728 * Makefile.in: Regenerated.
1730 Heuristics reorganization:
1731 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1732 Remove these functions. Update callers.
1733 (__mf_heuristic_check): Incorporate all the various heuristics.
1734 Encode cacheability/retry judgement into trinary return value.
1735 Separate start-end logic into a separate fallback heuristic. Only
1736 register relevant /proc/self/map segments.
1737 * mf-impl.h: Corresponding changes.
1738 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1739 (__mf_init): Don't call __mf_init_heuristics.
1742 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1743 "-verbose-trace" to emit all tracing messages other than those of
1744 basic public api. Eliminate some duplicate/excessive messages.
1745 * mf-runtime.h: Corresponding changes.
1747 2002-08-27 Graydon Hoare <graydon@redhat.com>
1749 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1750 and __real when compiled with -DPIC.
1751 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1752 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1753 * Makefile.in: Regenerate.
1755 2002-08-26 Graydon Hoare <graydon@redhat.com>
1757 * mf-impl.h: New file, private implementation header.
1758 * mf-runtime.h: Reorganize a bit.
1759 (CLAMPSZ): Fix arithmetic.
1760 (__MF_CACHE_MISS_P): Fix arithmetic.
1761 * mf-runtime.c: Reorganize a bit.
1762 (__mf_dynamic): New structure.
1763 (resolve_single_dynamic): New function.
1764 (__mf_resolve_dynamics): New function.
1765 (__mf_init): Initialize dynamic wrappers.
1766 * mf-hooks.c: Macro-ize __real calls.
1767 Clamp various bits of arithmetic.
1768 Add explicit __mf_check call contexts.
1769 * Makefile.am: Add dependencies on mf-impl.h
1770 * Makefile.in: Regenerate.
1771 * configure.in: Comment out shared override.
1772 * configure: Regenerate.
1774 2002-08-22 Graydon Hoare <graydon@redhat.com>
1776 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1777 (__mf_check): Re-inialize and check heuristics before violation.
1778 (__mf_register): Permit updating pure-guess regions.
1779 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1780 (__wrap_dlopen): New wrapper function.
1781 (__wrap_mmap): New wrapper function.
1782 (__wrap_munmap): New wrapper function.
1783 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1784 which are not stack addresses.
1785 (is_stack_address): New function.
1786 (__mf_init_heuristics): Save and restore state, always initialize with
1789 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1791 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1792 error. Pass location string.
1793 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1794 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1795 (__mf_process_opts): Apply some sanity checking for lc-mask.
1796 (__mf_check, __mf_violation): Take new location-string argument.
1797 Update callers to pass NULL if necessary.
1798 (__mf_backtrace): New smart backtracer function. Calls replace
1799 several ad-hoc blocks elsewhere.
1800 (__mf_describe_object): Remove bad reentrancy test. Improve
1802 * mf-runtime.h: Corresponding changes. Public/private markup.
1803 (__MF_CACHE_MISS_P): New macro.
1805 2002-08-20 Graydon Hoare <graydon@redhat.com>
1807 * mf-runtime.h: New option: stack_bound (heuristic).
1808 Move some macros out of implementation files.
1809 * mf-runtime.c: New option string: -stack-bound.
1810 Unify recursion protection with hooks.
1812 (__mf_check): Call __mf_heuristic_check.
1813 (__mf_process_opts): Fix "no-" processing.
1814 * mf-heuristics.c (__mf_heuristic_check): New function.
1815 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1817 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1819 Option parsing improvements, region splitting bug fixes:
1820 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1821 * mf-runtime.h (heur_proc_map): New libmudflap option.
1822 * mf-runtime.c (__mf_set_default_options): Set it.
1823 (__mf_usage): Print default values/status.
1824 (__mf_process_opts): Support general "no-" option string prefix.
1825 (__mf_init): Print __mf_usage on unknown-option error.
1826 (__mf_register): Print trace message up front.
1827 Correct region splitting logic for case where a subregion disappears.
1828 Correct memory leak.
1829 (__mf_violation): Make even basic message conditional on option.
1832 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1833 (clean-local): New target.
1834 (test/*x rules): Add -g CFLAGS.
1835 (CFLAGS): Add -freorder-blocks.
1836 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1837 * Makefile.in: Regenerated.
1838 * Makefile, mf-config.h: Removed files.
1840 2002-08-16 Graydon Hoare <graydon@redhat.com>
1842 * mf-runtime.c (__mf_insert_new_object): Factor out of
1844 (__mf_remove_old_object): Factor out of __mf_unregister.
1845 (__mf_register): Handle guessed regions, splitting
1846 guesses when new registrations arrive.
1847 (__mf_unregister): Do not unregister guesses.
1848 * mf-runtime.h: Move convenience macros around,
1849 declare new option fields. Add __MF_TYPE_GUESS.
1850 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1851 (__wrap_free): Call __real_free for deferred frees.
1852 * Makefile.am: Add more tests, fix dependency.
1853 * Makefile.in: Regenerate.
1854 * test/pass[13..17]-frag.c: New testcases.
1855 * test/fail[13..17]-frag.c: New testcases.
1857 2002-08-15 Graydon Hoare <graydon@redhat.com>
1859 * mf-heuristics.c: New file.
1860 * mf-runtime.c (options): Add -trace-calls option.
1861 (__mf_init): Call __mf_init_heuristics.
1863 2002-08-14 Graydon Hoare <graydon@redhat.com>
1865 * Makefile.am (TESTS): Add testsuite support.
1866 * Makefile.in: Regenerate.
1867 * test/mf-driver.c: New file.
1868 * test/buildtest.sh: New file.
1869 * test/passNN-frag.c: New testcases.
1870 * test/failNN-frag.c: New testcases.
1872 2002-08-14 Graydon Hoare <graydon@redhat.com>
1874 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1875 verifying non-size-limited string extents.
1877 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1879 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1880 instead of plain str[n]len for internal checks.
1881 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1883 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1885 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1887 2002-08-13 Graydon Hoare <graydon@redhat.com>
1889 * mf-runtime.c: Rework configuration to operate on
1890 environment variable options rather than #defines
1891 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1892 (__mf_init): Set static __mf_active_p flag on startup,
1893 to inhibit mudflap wrap-based checking during crt0.s.
1894 * mf-runtime.h: Declare options structure.
1895 * mf-hooks.c: New wrappings for mem*, b*, str*
1896 libc functions (temporarily #if 0-ed out).
1898 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1900 * Makefile.am, configure.in: New files.
1901 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1902 * stamp-h.in, aclocal.m4: Ditto.
1904 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1906 * Makefile: New file.
1907 * mf-config.h: New file: runtime configuration.
1908 * mf-hooks.c: New file: interposed libc functions.
1909 * mf-runtime.c: New file: bulk of runtime.
1910 * mf-runtime.h: New file: public functions.
OSDN Git Service
