1 2012-03-22 Release Manager
5 2012-01-19 Jakub Jelinek <jakub@redhat.com>
8 * testsuite/libmudflap.c/fail68-frag.c: New test.
10 2012-01-01 Jakub Jelinek <jakub@redhat.com>
12 * mf-runtime.c (__mf_usage): Update copyright notice dates.
14 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
16 * configure: Regenerate.
18 2011-07-31 Tom de Vries <tom@codesourcery.com>
21 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
24 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27 2011-07-15 Jakub Jelinek <jakub@redhat.com>
30 PR tree-optimization/49309
31 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
33 2011-07-15 Jakub Jelinek <jakub@redhat.com>
36 PR tree-optimization/49309
37 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
39 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
41 * configure.ac: Don't create pth.
42 Check for library containing sched_yield.
43 * configure: Regenerate.
44 * config.h.in: Regenerate.
46 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
47 mfconfig_libs in -static check.
49 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
52 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
53 stdin, stdout, stderr.
54 Register __ctype, __ctype_mask.
56 * configure.ac: Check for mmap64.
57 Check for rawmemchr, stpcpy, mempcpy.
58 * configure: Regenerate.
59 * config.h.in: Regenerate.
60 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
61 (mmap64): New wrapper function.
62 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
63 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
65 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
68 * mf-hooks3.c (_REENTRANT): Define.
70 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
72 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
74 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
76 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
79 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
82 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
84 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
85 --noinhibit-exec to GNU ld.
87 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
90 * configure.ac: Check for sys/mnttab.h.
91 Check for library containing connect.
92 * configure: Regenerate.
93 * config.h.in: Regenerate.
94 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
95 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
96 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
98 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
100 * configure: Regenerate.
102 2011-01-03 Jakub Jelinek <jakub@redhat.com>
104 * mf-runtime.c (__mf_usage): Update copyright notice dates.
106 2010-10-31 Jason Merrill <jason@redhat.com>
109 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
111 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
113 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
116 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
119 * configure: Regenerate.
121 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
123 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
125 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
127 * testsuite/lib/mfdg.exp (additional_prunes): New global.
128 (dg-test): Clear additional_prunes before test is run.
129 (dg-prune-output): New procedure.
130 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
132 (libmudflap-dg-prune): New procedure.
133 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
136 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
139 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
140 * Makefile.in: Regenerate.
141 * testsuite/Makefile.in: Regenerate.
143 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
145 * Makefile.in: Regenerate.
146 * aclocal.m4: Regenerate.
147 * testsuite/Makefile.in: Regenerate.
149 2010-03-15 David S. Miller <davem@davemloft.net>
151 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
154 2010-01-09 Jakub Jelinek <jakub@redhat.com>
156 * mf-runtime.c (__mf_usage): Update copyright notice dates.
158 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
160 * Makefile.in: Regenerate.
161 * configure: Regenerate.
162 * testsuite/Makefile.in: Regenerate.
164 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
167 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
168 running setuid or setgid.
170 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
172 * mf-runtime.c (__mf_init): Support FreeBSD.
173 Prime mutex which calls calloc upon first lock to avoid deadlock.
174 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
175 Ignore red zone allocation request for initial thread's stack.
177 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
178 Andreas Schwab <schwab@linux-m68k.org>
180 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
181 if not in system header; use it. On FreeBSD, must pass fd==-1
182 with MAP_ANON flag. Correct mmap error check.
183 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
185 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
187 * configure.ac (AC_PREREQ): Bump to 2.64.
189 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
191 * Makefile.am (install-html, install-pdf): Remove.
192 * Makefile.in: Regenerate.
194 * Makefile.in: Regenerate.
195 * aclocal.m4: Regenerate.
196 * config.h.in: Regenerate.
197 * configure: Regenerate.
198 * testsuite/Makefile.in: Regenerate.
200 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
202 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
204 2009-07-16 Joseph Myers <joseph@codesourcery.com>
206 * configure: Regenerate.
208 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
213 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
215 2009-07-01 Richard Guenther <rguenther@suse.de>
217 PR tree-optimization/19831
218 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
220 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
221 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
222 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
224 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
226 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
227 to ld_library_path. Use add_path. Add just find_libgcc_s to
228 ld_library_path, not every libgcc multilib directory.
230 2009-04-09 Nick Clifton <nickc@redhat.com>
232 * mf-hooks1.c: Change copyright header to refer to version 3
233 of the GNU General Public License with version 3.1 of the GCC
234 Runtime Library Exception and to point readers at the COPYING3
235 and COPYING3.RUNTIME files and the FSF's license web page.
236 * mf-heuristics.c: Likewise.
237 * mf-hooks2.c: Likewise.
238 * mf-hooks3.c: Likewise.
239 * mf-impl.h: Likewise.
240 * mf-runtime.c: Likewise.
241 * mf-runtime.h: Likewise.
243 2009-04-09 Jakub Jelinek <jakub@redhat.com>
245 * testsuite/lib/mfdg.exp: Change copyright header to refer to
246 version 3 of the GNU General Public License and to point readers
247 at the COPYING3 file and the FSF's license web page.
248 * testsuite/lib/libmudflap.exp: Likewise.
250 2009-03-31 Ben Elliston <bje@au.ibm.com>
253 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
254 object', not `mudflap object'.
256 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
258 * configure: Regenerate.
260 2009-02-03 Jakub Jelinek <jakub@redhat.com>
262 * mf-runtime.c (__mf_usage): Update copyright notice dates.
264 2009-01-23 Jie Zhang <jie.zhang@analog.com>
266 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
267 __thread when TLS support is emulated.
268 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
269 * mf-runtime.c (__mf_state_1): Likewise.
270 * configure.ac: Use GCC_CHECK_EMUTLS.
271 * configure: Regenerate.
272 * config.h.in: Regenerate.
274 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
276 * configure: Regenerate.
278 2008-11-26 Janis Johnson <janis187@us.ibm.com>
281 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
282 (dg-timeout): Remove.
283 (standard-wait): Remove.
284 * testsuite/lib/libmudflap.exp: Include new timeout library files.
285 (libmudflap_target_compile): Set timeout value from new proc.
287 2008-11-10 Jakub Jelinek <jakub@redhat.com>
290 * testsuite/libmudflap.c/pass67-frag.c: New test.
292 2008-10-09 Jakub Jelinek <jakub@redhat.com>
295 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
297 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
298 Steve Ellcey <sje@cup.hp.com>
300 * configure: Regenerate for new libtool.
301 * Makefile.in: Ditto.
302 * testsuite/Makefile.in: Ditto.
304 2008-09-15 Jakub Jelinek <jakub@redhat.com>
307 * testsuite/libmudflap.c/pass64-frag.c: New test.
309 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
311 * Makefile.in: Regenerate.
312 * config.h.in: Regenerate.
313 * configure: Regenerate.
314 * testsuite/Makefile.in: Regenerate.
316 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
319 * aclocal.m4: Regenerate.
320 * configure: Regenerate.
322 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
324 * testsuite/libmudflap.c/pass63-frag.c: New test.
326 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
328 * aclocal.m4: Regenerate.
329 * configure: Likewise.
330 * Makefile.in: Likewise.
331 * testsuite/Makefile.in: Likewise.
333 2008-03-02 Jakub Jelinek <jakub@redhat.com>
335 * mf-runtime.c (__mf_usage): Update copyright notice dates.
337 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
339 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
341 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
343 2008-01-24 David Edelsohn <edelsohn@gnu.org>
345 * configure: Regenerate.
347 2008-01-05 Jakub Jelinek <jakub@redhat.com>
349 PR tree-optimization/34618
350 * testsuite/libmudflap.c/pass62-frag.c: New test.
352 2008-01-03 Jakub Jelinek <jakub@redhat.com>
355 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
357 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
360 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
362 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
364 * configure: Regenerate following changes to ../config/tls.m4.
366 2007-07-26 Tom Tromey <tromey@redhat.com>
368 * Makefile.in: Rebuilt.
369 * Makefile.am (clean-local): Removed.
370 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
371 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
372 (libmudflapth_la_SOURCES): List sources.
373 (libmudflapth_la_LIBADD): Clear.
374 (libmudflapth_la_CFLAGS): New variable.
376 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
378 * aclocal.m4: Regenerated.
380 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
382 * configure: Regenerate.
384 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
386 From Andi Kleen <ak@suse.de>:
387 * mf-runtime.c (options): Rename structure for compatibility with
390 2007-05-23 Steve Ellcey <sje@cup.hp.com>
392 * Makefile.in: Regenerate.
393 * configure: Regenerate.
394 * aclocal.m4: Regenerate.
395 * testsuite/Makefile.in: Regenerate.
397 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
399 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
401 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
403 * Makefile.am: Add dummy install-pdf target.
404 * Makefile.in: Regenerate
406 2007-02-07 Jakub Jelinek <jakub@redhat.com>
409 * configure: Regenerate.
411 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
413 * configure: Regenerate.
415 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
417 * configure: Regenerated.
419 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
422 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
423 static but not function scope static.
424 (free): Skip deallocation attempts for objects placed into
426 * testsuite/libmudflap.cth/pass59-frag.c: New test.
428 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
430 From Herman ten Brugge <hermantenbrugge@home.nl>:
431 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
432 small and large objects are handled a lot faster.
434 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
436 * configure.ac (__libc_freeres): Look for it.
437 * mf-impl.h (call_libc_freeres): New configuration flag.
438 * mf-runtime.c (__mf_set_default_options): Set it by default.
439 (__mfu_report): Call it if needed.
440 (__mfu_unregister): Remove "unaccessed registered object" warning.
441 * configure, config.h.in: Regenerated.
443 2006-09-18 Tom Tromey <tromey@redhat.com>
445 * configure: Rebuilt.
447 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
450 mf-runtime.h installation based on ssp patch for PR 26473 from
451 Mark Mitchell <mark@codesourcery.com>.
452 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
453 * Makefile.am (target_noncanonical): Define.
454 (libsubincludedir): New variable.
455 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
456 (include_HEADERS): Remove.
457 * configure, aclocal.m4, config.h.in: Regenerated.
458 * Makefile.in, testsuite/Makefile.in: Likewise.
459 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
460 and _THREAD_SAFE redefinition values.
462 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
464 * Makefile.am: Add install-html target. Add install-html to .PHONY
465 * Makefile.in: Regenerate.
467 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
470 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
473 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
475 2006-04-10 Matthias Klose <doko@debian.org>
477 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
478 directory names containing underscores.
480 2005-11-22 Janis Johnson <janis187@us.ibm.com>
482 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
483 MUDFLAP_FLAGS if static library not supported.
484 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
485 * testsuite/libmudflap.c/externs.exp: Ditto.
486 * testsuite/libmudflap.c++/ctors.exp: Ditto.
487 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
488 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
490 2005-10-04 James E Wilson <wilson@specifix.com>
492 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
493 $name as array of characters with unknown bound. Also store into the
495 * configure: Regenerate.
497 2005-09-30 James E. Wilson <wilson@specifix.com>
499 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
501 (target_thread_file): New. Set from sed'ed gcc output.
502 (posix_threads): New. Set from target_thread_file. Use instead of
504 (pthread_create_version): Move initialization before code using it.
505 * configure: Regenerate.
507 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
510 2005-09-29 James E. Wilson <wilson@specifix.com>
512 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
513 with HAVE_MMAP ifdef.
515 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
518 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
520 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
522 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
524 2005-09-23 Tom Tromey <tromey@redhat.com>
526 * aclocal.m4, configure: Rebuilt.
527 * configure.ac: Use GCC_CHECK_TLS.
528 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
531 2005-08-22 Jim Wilson <wilson@specifix.com>
533 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
534 __FreeBSD__ is defined.
536 2005-08-17 Jim Wilson <wilson@specifix.com>
538 * mf-hooks1.c (malloc, calloc, realloc, free,
539 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
540 the real routines, and END_MALLOC_PROTECT afterwards.
541 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
542 (BEGIN_PROTECT): Handle in_malloc state.
543 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
544 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
546 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
548 * All files: Update FSF address.
550 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
552 * mf-hooks3.c (main_seen_p): Remove.
553 (__mf_get_state): Remove attempt to recognize the main thread.
555 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
557 * configure.ac: Test for the name of the symbol used for the entry
558 point; define ENTRY_POINT to the result.
559 * configure: Regenerate.
560 * config.h.in: Regenerate.
561 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
563 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
565 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
566 (__mf_init): Set thread state active.
567 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
569 (pthread_create wrapper): Always use thread spawner.
571 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
572 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
574 2005-07-16 Richard Henderson <rth@redhat.com>
576 * acinclude.m4: New file.
577 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
578 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
579 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
580 (__mf_0fn_calloc): ... here.
581 * mf-hooks3.c (struct pthread_info): Remove.
582 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
583 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
584 (struct mf_thread_data): New.
585 (mf_thread_data, mf_thread_data_lock): New.
586 (__mf_allocate_blank_threadinfo): Remove.
587 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
589 (__mf_state_perthread): Remove.
590 (__mf_get_state, __mf_set_state): New.
591 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
592 Update mf_thread_data killing procedure.
593 (__mf_pthread_spawner): Similarly.
594 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
595 code to allocate thread stack space.
596 (__mf_0fn_pthread_join, pthread_join): Remove.
597 (__mf_0fn_pthread_exit, pthread_exit): Remove.
598 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
599 (__mf_state_1): Rename from __mf_state; use TLS when available.
600 (__mf_get_state, __mf_set_state): New. Update all users.
601 * mf-runtime.c (begin_recursion_protect1): New.
602 (BEGIN_RECURSION_PROTECT): Use it.
603 (__mf_state_1): Rename from __mf_state; use TLS when available.
604 (threads_active_p): Remove.
605 (__mf_usage): Compute it directly.
607 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
609 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
611 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
613 Fix for uncaching bug reported by Herman ten Brugge.
614 * mf-runtime.c (__mf_uncache_object): Search whole cache.
615 * testsuite/libmudflap.c/fail40-frag.c: New test.
617 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
620 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
621 * Makefile.in: Amend.
623 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
626 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
627 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
629 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
632 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
634 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
637 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
638 unsigned vars with #defines instead of enums.
640 2005-05-09 Mike Stump <mrs@apple.com>
642 * configure: Regenerate.
644 2005-04-12 Mike Stump <mrs@apple.com>
646 * configure: Regenerate.
648 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
651 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
652 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
654 2005-04-04 Alan Modra <amodra@bigpond.net.au>
656 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
658 2005-03-31 Mike Stump <mrs@apple.com>
660 * mf-runtime.h: Add libmudflap copyright clause.
662 2005-03-21 Mike Stump <mrs@apple.com>
664 * mf-heuristics.c: Fix whitespace at end of line.
665 * mf-hooks1.c: Likewise.
666 * mf-hooks2.c: Likewise.
667 * mf-hooks3.c: Likewise.
668 * mf-impl.h: Likewise.
669 * mf-runtime.c: Likewise.
670 * mf-runtime.h: Likewise.
672 2005-03-21 Zack Weinberg <zack@codesourcery.com>
674 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
675 In all substitutions, expand gcc_version in Makefile.
676 * aclocal.m4, configure: Regenerate.
677 * Makefile.am: Set gcc_version.
678 * Makefile.in, testsuite/Makefile.in: Regenerate.
680 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
682 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
683 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
685 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
688 * testsuite/libmudflap.c++/pass55-frag.c: New test.
690 2005-01-05 Richard Henderson <rth@redhat.com>
692 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
694 2005-01-02 Greg McGary <greg@mcgary.org>
696 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
697 * mf-runtime.h: New file, replaces mf-runtime.h.in.
698 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
699 * Makefile.in: Ditto.
700 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
701 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
702 * testsuite/libmudflap.c/fail36-frag.c: New test.
703 * testsuite/libmudflap.c/fail37-frag.c: New test.
704 * testsuite/libmudflap.c/fail38-frag.c: New test.
706 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
708 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
709 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
711 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
713 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
714 * aclocal.m4: Include ../config/gcc-version.m4.
715 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
717 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
719 * Makefile.am: Define ACLOCAL_AMFLAGS.
720 * acinclude.m4: Remove.
721 * stamp-h.in: Remove superfluous stamp file.
722 * aclocal.m4, configure, Makefile.in: Regenerate.
723 * testsuite/Makefile.in: Likewise.
725 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
727 * Makefile.am: Revert previous.
728 * acinclude.m4: Restore.
729 * aclocal.m4, configure, Makefile.in: Regenerate.
730 * testsuite/Makefile.in: Likewise.
732 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
734 * Makefile.am: Define ACLOCAL_AMFLAGS.
735 * acinclude.m4: Remove.
736 * aclocal.m4, configure, Makefile.in: Regenerate.
737 * testsuite/Makefile.in: Likewise.
739 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
741 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
743 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
745 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
746 * testsuite/Makefile.in: Likewise.
748 2004-11-01 Andreas Schwab <schwab@suse.de>
750 * configure.ac: (target_alias): Default to $host_alias, not
752 * configure: Regenerated.
754 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
756 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
757 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
760 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
763 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
765 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
767 * configure.ac: Check for more headers, functions.
768 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
769 tracking overridden FILE buffers.
770 (fopen, setvbuf): New/revised hook functions for buffer overriding.
771 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
772 (fflush): Accept given NULL stream (means "all streams").
774 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
776 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
777 (__mf_adapt_cache): Use them all.
778 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
779 * testsuite/libmudflap.c++/ctors.exp: Ditto.
780 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
781 * configure, config.h.in: Regenerated.
783 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
785 * configure.ac: Checking for sys/socket.h once is enough.
786 * configure: Regenerated.
788 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
790 * configure.ac: Look for more headers & functions.
791 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
792 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
793 * mf-runtime.c (options): Clean up integer signedness warnings.
794 (main): Add a declaration to fix a warning.
795 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
796 * configure, config.h.in: Regenerated.
798 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
800 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
801 New tests for proper base/limit checking for aggregates.
803 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
805 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
807 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
809 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
810 * mf-hooks2.c (strerror): Unregister previous string returned by
812 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
813 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
814 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
815 * mf-runtime.c (__mf_describe_object): Clarify object life status.
816 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
818 * configure, config.h.in: Regenerated.
820 2004-08-03 Dale Johannesen <dalej@apple.com>
822 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
824 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
826 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
827 simplified contents in all former callers.
829 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
831 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
832 the statically linked case.
834 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
836 * splay-tree.[ch]: Remove. Merge contents into ...
837 * mf-runtime.c: ... here, renaming symbols and making all functions
838 static. Remove unused min/max functions.
839 * Makefile.am: Forget about splay-tree.[ch].
840 * Makefile.in, testsuite/Makefile.in: Regenerated.
842 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
844 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
845 (__mfu_usage): Include (C) 2004.
846 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
847 here. Include a comment explaining why.
849 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
851 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
852 * mf-runtime.c (options): Give them a name.
853 (__mf_set_default_options): Set them.
854 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
855 (__mf_violation): Warning cleanup.
856 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
857 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
859 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
862 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
865 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
867 Test case for g++/15861
868 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
869 * testsuite/libmudflap.c++/ctors.exp: Driver.
870 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
871 Look only for *frag* test cases.
873 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
875 ANSI C conversion, libmudflap specialization, recursion limiting.
876 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
877 argument and indirection function pointers, update callers.
878 (splay_tree_s): Add statistics and recursion control fields
879 num_keys, max_depth, depth, rebalance_p.
880 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
881 Back out of search if it exceeds limit.
882 (splay_tree_splay): Manage recursion limiting with rebalancing as
884 (splay_tree_new): More initialization.
885 (splay_tree_rebalance): New function.
886 (splay_tree_foreach): Rewrite using nonrecursive logic.
887 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
888 Remove. Point indirect calls to mf-runtime.c's routines.
889 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
891 (splay_tree_delete, splay_tree_delete_helper): Ditto.
892 * testsuite/heap-scalestress.c: New test based on one from
893 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
895 2004-07-05 Matthias Klose <doko@debian.org>
897 * libtool-version: New.
898 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
899 Use -version-info for soname.
900 * Makefile.in: Regenerate.
901 * configure.ac: Remove libtool_VERSION macro
902 * configure: Regenerate
904 2004-07-05 Zack Weinberg <zack@codesourcery.com>
906 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
907 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
910 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
912 Splay tree implementation fork.
913 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
914 Use hard-coded comparison function for uintptr_t. Remove key/value
915 deallocation logic. Cache last splayed key for consecutive lookups.
916 * Makefile.am, Makefile.in: Use them, don't link to them.
917 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
918 (__mf_find_objects2): Flip successor/predecessor search sequence.
919 * ansidecl.h, libiberty.h: Removed dummy files.
921 2004-06-29 Nick Clifton <nickc@redhat.com>
923 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
924 * configure: Regenerate.
925 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
927 Remove spurious inclusion of <strings.h>.
929 2004-06-29 Nick Clifton <nickc@redhat.com>
931 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
932 function actually exists.
934 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
936 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
937 * config.h.in: Regenerated.
939 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
941 Adopt splay trees for object database.
942 * Makefile.am: Copy splay-tree.* from libiberty.
943 * Makefile.in, testsuite/Makefile.in: Regenerated.
944 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
945 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
946 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
947 * mf-runtime.c: Rewrite code dealing with object database to use
948 libiberty splay trees. Remove tree liveness aging option.
949 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
951 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
953 * configure.ac: New name of configure.in. Update
954 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
955 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
956 Autoconf 2.5x and Automake 1.7 or later.
957 * configure.in: Remove.
958 * configure: Regenerate.
960 * Makefile.am: Remove useless multilib rules.
961 * Makefile.in: Regenerate.
963 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
965 * .cvsignore: New file.
967 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
970 * mf-hooks2.c (semctl): Add cygwin porting hack.
972 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
975 * configure.in: Look for ctype header and glibc implementation.
976 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
977 array hooks for glibc 2.3.
978 * mf-runtime.h.in: Wrap them.
979 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
981 * testsuite/libmudflap.c/pass47-frag.c: New test.
982 * configure, config.h.in: Regenerated.
984 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
986 Portability improvements, e.g., libmudflap/15293.
987 * configure.in: Look for glibc extension functions. Look for
988 support of -f{function,data}-sections. Look for more headers.
989 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
990 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
991 mf-hooks* into usual single object per source.
992 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
993 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
994 if system doesn't provide one.
995 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
996 (pthread_create): Use it to properly GC dead thread stacks.
997 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
998 * testsuite/Makefile.am: Stop generating site.exp.
999 * testsuite/mfconfig.exp.in: New file.
1000 * testsuite/config/default.exp: Load new mfconfig.exp.
1001 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
1002 (prune_gcc_output): Add glibc static linking warnings.
1003 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
1004 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
1005 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
1006 Regenerated with autoconf 2.57 and automake 1.7.
1008 2004-06-04 Per Bothner <per@bothner.com>
1010 * configure.in (LIBMUDFLAPTH): Fix thinko.
1012 * configure.in: Check for more headers.
1013 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1015 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1016 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1018 2004-06-01 Andreas Jaeger <aj@suse.de>
1020 * configure.in: Handle multilibs, support
1021 --enable-version-specific-runtime-libs.
1022 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1023 (toolexeclib_LTLIBRARIES): this for multilib support.
1024 * Makefile.in: Regenerated.
1025 * configure: Regenerated.
1026 * aclocal.m4: Regenerated.
1027 * config.h.in: Regenerated.
1028 * testsuite/Makefile.in: Regenerated.
1030 2004-06-01 Andreas Jaeger <aj@suse.de>
1032 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1033 multilibs, using multilib directory instead of hardcoded path.
1036 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1038 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1039 * Makefile.in: Ditto.
1041 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1043 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1044 * aclocal.m4, configure: Rebuilt.
1046 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1048 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1049 import some build settings from libstdc++-v3 testsuite_flags.
1050 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1051 changes to pass test language.
1053 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1054 quicker mode-nop handling.
1056 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1058 * mf-impl.h: Added libgcc license header.
1060 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1062 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1063 Added libgcc license header.
1064 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1065 (pthread_create): Simplify stack allocation syntax.
1067 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1069 * mf-hooks2.c: Support FreeBSD.
1070 (WRAP_gets): Avoid gets().
1071 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1072 test unimplemented mem/str calls on FreeBSD.
1073 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1074 <alloca.h> on FreeBSD.
1076 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1078 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1079 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1080 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1081 flags for static linking permutation.
1082 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1083 some pthreads code that croaks on linux glibc tls.
1085 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1087 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1089 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1091 * testsuite/libmudflap.c/pass44-frag.c: New test.
1093 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1095 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1097 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1099 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1101 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1103 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1105 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1108 * configure.in: Add check for see if
1109 socklen_t typedef is in sys/socket.h.
1110 * mf-hooks1.c: Add define if socklen_t
1112 * mf-hooks2.c: Likewise.
1113 * mf-hooks3.c: Likewise.
1114 * config.h.in: Regen.
1117 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1119 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1120 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1122 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1123 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1124 (unoptimized) allocation of stack space.
1126 2003-12-07 Richard Henderson <rth@redhat.com>
1128 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1129 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1131 2003-12-06 Andrew Pinski <apinski@apple.com>
1133 partial PR libmudflap/12670
1134 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1135 * mf-hooks2.c: Likewise.
1136 * mf-hooks3.c: Likewise.
1138 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1141 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1142 symbols interposed at compile time.
1143 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1146 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1148 * configure.in: Reorganize check for <pthread.h>.
1149 * configure: Regenerated.
1151 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1153 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1154 (_LARGE_FILE_API): Define for AIX.
1155 * mf-hooks[123]: Same.
1156 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1158 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1160 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1162 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1164 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1166 * configure.in: Update check for union semun.
1168 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1171 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1173 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1176 * configure.in: Add checks for 64-bit LFS functions, struct semun
1177 definition, for BSD compatibility.
1178 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1179 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1180 * mf-hooks3.c: Ditto.
1181 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1183 * configure, config.h.in: Regenerated.
1185 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1187 Multithreading fixes:
1188 * mf-runtime.c (__mf_object): Store allocating/deallocating
1190 (options): Support new "-thread-stack" option.
1191 Rename "-heur-argv-environ" option to "-heur-stdlib".
1192 Disable "-lc-mask" and "-lc-shift" options.
1193 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1194 (__assert_fail): New self-contained function for glibc.
1195 * mf-hooks3.c: Essentially rewritten, particularly related to
1196 use of __mf_pthread_info array.
1197 (pthread_join, _exit): New hook functions.
1198 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1199 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1202 * mf-heuristics.c: Add type casts for tracing, sub calls.
1203 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1204 Update all callers to declare explicit result holder.
1205 (END_PROTECT): Removed.
1206 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1208 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1210 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1211 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1212 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1214 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1216 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1217 * mf-hooks: Removed.
1218 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1219 Move these macros from old mf-hooks.c here.
1220 * Makefile.am: Adapt to split-up hook sources for faster builds.
1221 * Makefile.in: Regenerated.
1223 * mf-heuristics.c: Remove #if-0 block.
1225 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1226 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1227 (CALL_REAL, __mf_init): Corresponding changes.
1228 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1229 all callers to remove redundant "mf:" prefix.
1230 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1231 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1232 (__mf_pthread_info): Become a hash table.
1234 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1235 "dg-repetitions" directives to control test case execution.
1236 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1238 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1240 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1242 * mf-hooks.c (alloca): Separate into stub.
1243 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1244 malloc/free for alloca blocks.
1245 (pthread_create): Tolerate failing pthread_attr_get* calls.
1246 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1247 * mf-impl.h (CALL_WRAP): Remove macro.
1248 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1249 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1250 padding for ia64 BIT_FIELD_REF constructs.
1252 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1254 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1255 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1256 libmudflap object type.
1257 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1258 crashes on unregistering STATIC objects.
1260 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1262 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1263 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1264 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1265 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1266 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1267 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1268 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1269 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1270 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1271 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1272 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1273 (accept, bind, connect, gethostname, sethostname): New hooks.
1274 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1275 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1276 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1277 * mf-runtime.h.in: Corresponding changes.
1278 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1279 (opts) Rename heur_argv_environ to heur_std_data.
1280 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1281 * Makefile.am: Corresponding changes.
1282 * Makefile.in: Regenerated.
1284 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1286 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1287 heuristic for threaded case, and for non-x86-linux targets.
1288 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1289 for use during pre-main() program startup.
1290 (__mf_0fn_*): Make these functions non-static.
1291 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1293 * mf-runtime.c (__mf_state): Set initial state to "starting".
1294 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1295 (__wrap_main): New function to register argv[] and environ[] strings.
1296 (__mf_ini): Call it.
1297 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1299 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1300 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1302 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1304 * aclocal.m4, configure: Regenerated.
1306 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1308 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1309 * aclocal.m4, configure: Regenerated.
1311 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1313 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1314 for x86_64 target. Disable caching for this value.
1315 * aclocal.m4, configure: Regenerated.
1317 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1319 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1320 is about to become deprecated, and its present handling bugs are
1323 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1325 * testsuite/libmudflap.c/pass38-frag.c: New test for
1328 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1330 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1331 __mf_report, asserting reentrant calling context.
1333 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1335 * mf-hooks.c (realloc): Correct reentrancy logic.
1336 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1338 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1340 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1341 PTHREAD_THREADS_MAX. Update users.
1342 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1344 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1345 with libmudflapth presence indicator.
1346 * testsuite/Makefile.in: Regenerated.
1348 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1350 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1351 * configure.in: Remove silly no-pthreads => no-shared logic.
1352 * Makefile.in, configure: Regenerated.
1353 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1354 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1355 code. Count reentrancy events.
1356 (all hook functions): Don't directly manipulate __mf_state variable.
1357 Add TRACE calls to hook functions without them.
1358 * mf-impl.h (LOCKTH): Try to count lock contention events.
1359 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1360 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1361 Reorganize reentrancy code.
1362 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1363 identify reentrancy with mutex holding times.
1364 (internal __mfu_ entry points): Remove internal reentrancy code.
1365 (__mf_init): Use ordinary locked calls.
1366 (__mfu_report): Print the two new counts.
1367 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1368 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1369 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1370 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1373 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1375 * configure.in: Add pthread support, plus glibc and porting hacks.
1376 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1377 from objects built into ./pth/.
1378 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1379 functions for internal entry points. Update callers to pick
1380 locked vs. unlocked variants.
1381 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1382 info coming in from a static data structure.
1383 (*): Reorder miscellaneous declarations to group data vs functions.
1384 (__mf_set_default_options): Simplify.
1385 (__mf_usage): Mention threading status of host executable.
1386 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1387 decls to match above.
1388 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1389 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1390 some lock/unlock markers. Remove some unused code.
1392 (pthread_create): New hook function.
1393 (__mf_pthread_cleanup, _spawner): New helper functions.
1394 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1396 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1398 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1400 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1402 * Makefile.am (HOOKOBJS): Add *time related hooks.
1403 * configure.in: Look for pthreads.h header.
1404 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1405 * mf-runtime.c: Begin sketching some pthreads support.
1406 (__mf_usage): Check for -lpthread presence.
1407 (__mf_unregister): Confirm matching unregistration base.
1408 (__mf_find_objects_rec): Reduce unnecessary recursion.
1409 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1410 #defines for new hook functions.
1411 * mf-impl.h: Corresponding changes.
1412 * config.h.in, configure, Makefile.in: Regenerated.
1414 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1416 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1417 modifiers to prevent being optimized away.
1418 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1419 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1420 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1421 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1422 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1423 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1424 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1426 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1428 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1429 * configure.in: Look for uintptr_t and -ldl on target.
1430 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1431 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1432 * testsuite/Makefile.in: Regenerated.
1433 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1434 for better C compliance.
1436 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1438 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1440 * mf-runtime.c (__mf_set_default_options): Turn off
1441 check-initialization.
1442 (__mf_describe_object): Shorten description.
1443 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1445 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1447 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1449 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1451 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1453 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1454 * mf-impl.h (CALL_BACKUP): New macros.
1455 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1457 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1459 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1460 (HOOKOBJS): Remove dlopen hook.
1461 (libmudflap_la_LIBADD): Add -ldl.
1462 * mf-hooks.c (dlopen): Remove hook.
1463 * mf-impl.h (__mf_dynamic): Ditto.
1464 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1465 * Makefile.in: Regenerated.
1467 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1469 * configure.in: Check for target gettimeofday, signal, some headers.
1470 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1471 out inop multi_threaded field.
1472 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1473 (__mf_set_options): Correct handling of "-help".
1474 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1475 (__mf_check, __mf_register, __mf_unregister): Call it.
1476 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1477 (__mf_report_leaks): Make callable
1478 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1479 distribution statistics.
1480 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1482 * config.h.in, configure: Regenerated.
1483 * testsuite/libmudflap.c/fail27-frag.c: New test.
1484 * testsuite/libmudflap.c/pass36-frag.c: New test.
1486 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1488 * mf-runtime.h.in: Tweak.
1489 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1490 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1491 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1493 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1495 * configure.in: Tweak generation of mf-runtime.h some more. It
1496 needs to work from both config.status and configure.
1497 * configure: Regenerated.
1499 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1501 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1502 * configure.in: Tweak generation of mf-runtime.h.
1503 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1504 * mf-hooks.c (*): Adapt to initialized-heap object type.
1505 * mf-impl.h: Tweak cemetary boundaries.
1506 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1508 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1509 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1510 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1511 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1513 * testsuite/.../fail{25,26}-frag.c: New tests.
1514 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1515 * Makefile.in, configure: Regenerated.
1517 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1519 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1520 checking by default.
1521 (__mf_insert_new_object): As a temporary hack, assume that new
1522 objects registered on the stack start out initialized.
1523 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1524 heap objects by hand.
1526 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1528 Switch to macro-style hooks for str*/mem*/b* functions.
1529 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1530 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1531 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1532 (__mf_set_default_options): Turn off heur_proc_map.
1533 (*): Adapt to to macro-style hook functions.
1534 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1535 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1536 (__mf_violation): Handle __MF_VIOL_WATCH.
1537 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1538 (__mf_dynamic): Removed mem*/str*/b* functions.
1539 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1540 (WRAPPER2): New macro for macro-style hooks.
1541 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1543 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1544 * mf-heuristics.c: Adapt to macro-style hook functions.
1545 Correct some comments.
1546 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1547 output pattern tests.
1548 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1549 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1551 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1553 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1554 for global array registration.
1555 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1556 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1558 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1560 * Makefile.am: Add gross make bug workarounds. Tweaked
1561 SUBDIRS and AM_CFLAGS.
1562 * Makefile.in: Regenerated.
1564 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1567 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1568 * Makefile.am (TESTS): Remove simple automake testing.
1569 * configure, Makefile.in: Regenerated.
1570 (SUBDIRS): Include new testsuite/ directory.
1571 * tests/*: Removed all files; moved bulk under:
1572 * testsuite/*: New subdirectory tree.
1573 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1574 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1575 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1576 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1577 * testsuite/config/default.exp: New file.
1578 * testsuite/Makefile.am, Makefile.in: New files.
1580 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1582 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1583 (TESTS): Add fail22 and pass29 tests.
1584 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1585 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1586 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1587 values. Move __MF_VIOL* here.
1588 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1589 (check_initialization): New field in __mf_opts. Default off.
1590 (read_count,write_count): New fields in __mf_object.
1591 (__mf_check): Implement basic initialization checking.
1592 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1593 (__mf_describe_object): Print new fields.
1594 (__mf_violation): Identify check/read vs. check/write in messages.
1595 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1596 "-check-initialized" mudflap option.
1597 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1598 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1599 Drop __FILE__/__LINE__ hack. Update callers.
1600 (*): Adapt to new mf-runtime.h API.
1601 * Makefile.in: regenerated.
1603 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1605 * configure.in: Build mf-runtime.h a more proper way.
1606 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1607 * mf-runtime.c (verbose_violations): Turn on by default.
1608 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1609 * mf-impl.h: ... and move it here.
1610 * configure: Regenerated.
1612 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1614 * configure.in: Look for C++ compiler.
1615 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1616 fixed type warnings when built with C++.
1617 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1618 * Makefile.am (TESTS): Run them.
1619 (*) Add new rules for building and running C++ tests.
1620 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1621 * mf-runtime.h.in: Protect with extern "C".
1622 * Makefile, configure: Regenerated.
1624 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1626 Portability improvements.
1627 * configure.in: Look for glibc backtrace headers/functions.
1628 * mf-hooks.c: Don't include <execinfo.h> any more.
1629 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1631 (__mf_backtrace): Provide alternate baby implementation in
1633 * test/mf-driver.c: Portability tweaks.
1634 * acinclude.m4: New file, containing top level libtool.m4.
1635 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1637 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1639 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1641 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1643 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1645 (__mf_unregister): Implement stack/heap object wiping.
1646 (__mf_set_options): Renamed from __mf_process_opts.
1647 (__mf_uncache_object): Change arg type, correct callers.
1648 * mf-impl.h: Corresponding changes.
1649 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1650 * mf-runtime.h.in (__mf_set_options): Extend public API.
1651 * test/pass26-frag.c: New test for stack wiping.
1652 * Makefile.am (TESTS): Run it.
1653 * Makefile.in: Regenerated.
1655 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1657 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1658 * mf-runtime.c (__mf_object_t): Add watching_p field.
1659 (__mf_watch_or_not): New function to implement
1660 object watch flagging.
1661 (__mf_watch, __mf_unwatch): New wrappers for above.
1662 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1663 (__mf_count_violation): Enlarge array.
1664 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1665 unlink object. Clear cache properly.
1666 (__mf_unregister): Unlink object explicitly before uncaching.
1667 * test/fail21-frag.c, pass25-frag.c: New tests.
1668 * Makefile.in, aclocal.m4: Regenerated.
1670 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1672 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1673 * Makefile.am (TESTS): Add it.
1674 * test/pass-stratcliff.c: Add decls of stpcpy.
1675 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1676 build tree from config.h and new file mf-runtime.h.in.
1677 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1678 * Makefile.in, configure, config.h.in: Regenerated.
1679 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1680 * mf-runtime.c (options, __mf_set_default_options): Support new
1681 default "abbreviate" option.
1682 (__mf_object.description_epoch): New field.
1683 (__mf_describe_object): Conditionally abbreviate objects already
1684 displayed in current epoch. Accept NULL input to increment epoch.
1685 (__mf_fini, __mf_ini): Reset description epoch.
1686 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1687 that NULL pointer slot in lookup cache is invalidated. Register a
1688 NOACCESS region around NULL.
1689 * mf-impl.h: Corresponding changes.
1691 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1693 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1694 * Makefile.am: Run them. Install mf-runtime.h.
1695 * Makefile.in: Regenerated.
1696 * mf-hooks.c: Add some markers for more missing functions.
1697 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1698 statistic to tune tune cache size (mask).
1700 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1702 * test/pass23-frag.c: New test for bit_field_ref expressions.
1703 * Makefile.am, Makefile.in: Add new test.
1704 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1705 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1706 * mf-runtime.c (__mf_init): Register errno global.
1707 (__mf_find_object): Removed function.
1708 (__mf_check): Rewrite logic to support accesses across some
1709 contiguous but distinctly registered objects.
1710 (__mf_remove_old_object): Tolerate cache entries that span
1713 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1715 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1716 * Makefile.am, Makefile.in: Run new tests.
1717 * mf-hooks.c (alloca): Correct stack direction logic.
1719 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1721 * mf-impl.h (adapt_cache): New option.
1722 * mf-runtime.c (__mf_set_default_options): Set its default value.
1723 Tweak the tree_aging parameter down.
1724 (__mf_check): Maintain separate counter for cache-adaptation.
1725 (__mf_tree_analyze): New function to collect object tree stats.
1726 (__mf_adapt_cache): New function to automate cache parameters.
1728 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1730 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1731 hypothetical #if-0'd argv/envp region registration.
1732 * mf-runtime.c (__mf_init): Add kludged form of above.
1733 (*) Add "heur_argv_environ" flag, default on, to govern this.
1734 * mf-impl.h: Corresponding changes.
1736 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1738 * test/fail18-frag.c: New test file for NOACCESS regions.
1739 * Makefile.am (TESTS): Add new test.
1740 * Makefile.in: Regenerated.
1742 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1743 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1744 (optimize_object_tree): Remove unused mudflap_option.
1745 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1746 support throughout. Use .._MAX_CEM for cemetary upper bound.
1747 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1749 (__mf_object): Add new liveness field for use by tree aging.
1750 (__mf_check): Trigger tree aging when needed.
1751 (__mf_age_tree): New function to decay liveness field.
1752 (__mf_find_objects_rec): Use liveness field to rotate tree.
1753 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1754 (__mf_unregister): Ditto.
1755 (__mf_register): Tweak duplicate-static message.
1756 (__mf_violation: Tweak nearby-object counter printing.
1758 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1760 * test/pass20-frag.c: New test file.
1761 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1762 * Makefile.in: Regenerated.
1764 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1765 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1766 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1767 entries to avoid repeat registration.
1768 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1769 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1771 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1773 * Makefile.am: Create test sources with #include, not cat>>.
1774 * Makefile.in: Regenerated.
1775 * test/buildtest.sh: Removed.
1776 * test/driver.c (abort_handler, main): Be quiet.
1778 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1780 * test/pass18-frag.c, pass19-frag.c: New tests.
1781 * Makefile.am (check): Run them. Rebuild test programs each time.
1782 * Makefile.in: Regenerated.
1784 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1786 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1787 overlapping object search.
1788 (__mf_violation): Likewise for nearby objects.
1789 Improve nearby-object listing.
1792 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1793 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1795 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1798 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1799 (HOOKOBJS): Add alloca-hook.o.
1800 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1802 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1803 (__mf_backtrace): Reimplement without using alloca.
1804 * Makefile.in: Regenerated.
1807 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1808 Correct signedness bugs in length-tracking variables.
1809 * mf-impl.h: Make options unsigned.
1810 (CALL_WRAP): New macro to parallel CALL_REAL().
1811 (DECLARE): Remove erroneous ";" at end.
1812 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1813 formatting specs with %08lx. Correct several compiler warnings.
1815 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1817 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1819 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1821 libmudflap hook breakup:
1822 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1824 (TESTS): Make dependent on libmudflap.
1825 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1826 compiled from segments of mf-hooks.c.
1827 * mf-hooks.c: Corresponding changes: wrap each function in
1829 * Makefile.in: Regenerated.
1831 Heuristics reorganization:
1832 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1833 Remove these functions. Update callers.
1834 (__mf_heuristic_check): Incorporate all the various heuristics.
1835 Encode cacheability/retry judgement into trinary return value.
1836 Separate start-end logic into a separate fallback heuristic. Only
1837 register relevant /proc/self/map segments.
1838 * mf-impl.h: Corresponding changes.
1839 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1840 (__mf_init): Don't call __mf_init_heuristics.
1843 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1844 "-verbose-trace" to emit all tracing messages other than those of
1845 basic public api. Eliminate some duplicate/excessive messages.
1846 * mf-runtime.h: Corresponding changes.
1848 2002-08-27 Graydon Hoare <graydon@redhat.com>
1850 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1851 and __real when compiled with -DPIC.
1852 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1853 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1854 * Makefile.in: Regenerate.
1856 2002-08-26 Graydon Hoare <graydon@redhat.com>
1858 * mf-impl.h: New file, private implementation header.
1859 * mf-runtime.h: Reorganize a bit.
1860 (CLAMPSZ): Fix arithmetic.
1861 (__MF_CACHE_MISS_P): Fix arithmetic.
1862 * mf-runtime.c: Reorganize a bit.
1863 (__mf_dynamic): New structure.
1864 (resolve_single_dynamic): New function.
1865 (__mf_resolve_dynamics): New function.
1866 (__mf_init): Initialize dynamic wrappers.
1867 * mf-hooks.c: Macro-ize __real calls.
1868 Clamp various bits of arithmetic.
1869 Add explicit __mf_check call contexts.
1870 * Makefile.am: Add dependencies on mf-impl.h
1871 * Makefile.in: Regenerate.
1872 * configure.in: Comment out shared override.
1873 * configure: Regenerate.
1875 2002-08-22 Graydon Hoare <graydon@redhat.com>
1877 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1878 (__mf_check): Re-inialize and check heuristics before violation.
1879 (__mf_register): Permit updating pure-guess regions.
1880 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1881 (__wrap_dlopen): New wrapper function.
1882 (__wrap_mmap): New wrapper function.
1883 (__wrap_munmap): New wrapper function.
1884 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1885 which are not stack addresses.
1886 (is_stack_address): New function.
1887 (__mf_init_heuristics): Save and restore state, always initialize with
1890 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1892 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1893 error. Pass location string.
1894 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1895 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1896 (__mf_process_opts): Apply some sanity checking for lc-mask.
1897 (__mf_check, __mf_violation): Take new location-string argument.
1898 Update callers to pass NULL if necessary.
1899 (__mf_backtrace): New smart backtracer function. Calls replace
1900 several ad-hoc blocks elsewhere.
1901 (__mf_describe_object): Remove bad reentrancy test. Improve
1903 * mf-runtime.h: Corresponding changes. Public/private markup.
1904 (__MF_CACHE_MISS_P): New macro.
1906 2002-08-20 Graydon Hoare <graydon@redhat.com>
1908 * mf-runtime.h: New option: stack_bound (heuristic).
1909 Move some macros out of implementation files.
1910 * mf-runtime.c: New option string: -stack-bound.
1911 Unify recursion protection with hooks.
1913 (__mf_check): Call __mf_heuristic_check.
1914 (__mf_process_opts): Fix "no-" processing.
1915 * mf-heuristics.c (__mf_heuristic_check): New function.
1916 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1918 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1920 Option parsing improvements, region splitting bug fixes:
1921 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1922 * mf-runtime.h (heur_proc_map): New libmudflap option.
1923 * mf-runtime.c (__mf_set_default_options): Set it.
1924 (__mf_usage): Print default values/status.
1925 (__mf_process_opts): Support general "no-" option string prefix.
1926 (__mf_init): Print __mf_usage on unknown-option error.
1927 (__mf_register): Print trace message up front.
1928 Correct region splitting logic for case where a subregion disappears.
1929 Correct memory leak.
1930 (__mf_violation): Make even basic message conditional on option.
1933 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1934 (clean-local): New target.
1935 (test/*x rules): Add -g CFLAGS.
1936 (CFLAGS): Add -freorder-blocks.
1937 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1938 * Makefile.in: Regenerated.
1939 * Makefile, mf-config.h: Removed files.
1941 2002-08-16 Graydon Hoare <graydon@redhat.com>
1943 * mf-runtime.c (__mf_insert_new_object): Factor out of
1945 (__mf_remove_old_object): Factor out of __mf_unregister.
1946 (__mf_register): Handle guessed regions, splitting
1947 guesses when new registrations arrive.
1948 (__mf_unregister): Do not unregister guesses.
1949 * mf-runtime.h: Move convenience macros around,
1950 declare new option fields. Add __MF_TYPE_GUESS.
1951 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1952 (__wrap_free): Call __real_free for deferred frees.
1953 * Makefile.am: Add more tests, fix dependency.
1954 * Makefile.in: Regenerate.
1955 * test/pass[13..17]-frag.c: New testcases.
1956 * test/fail[13..17]-frag.c: New testcases.
1958 2002-08-15 Graydon Hoare <graydon@redhat.com>
1960 * mf-heuristics.c: New file.
1961 * mf-runtime.c (options): Add -trace-calls option.
1962 (__mf_init): Call __mf_init_heuristics.
1964 2002-08-14 Graydon Hoare <graydon@redhat.com>
1966 * Makefile.am (TESTS): Add testsuite support.
1967 * Makefile.in: Regenerate.
1968 * test/mf-driver.c: New file.
1969 * test/buildtest.sh: New file.
1970 * test/passNN-frag.c: New testcases.
1971 * test/failNN-frag.c: New testcases.
1973 2002-08-14 Graydon Hoare <graydon@redhat.com>
1975 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1976 verifying non-size-limited string extents.
1978 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1980 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1981 instead of plain str[n]len for internal checks.
1982 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1984 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1986 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1988 2002-08-13 Graydon Hoare <graydon@redhat.com>
1990 * mf-runtime.c: Rework configuration to operate on
1991 environment variable options rather than #defines
1992 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1993 (__mf_init): Set static __mf_active_p flag on startup,
1994 to inhibit mudflap wrap-based checking during crt0.s.
1995 * mf-runtime.h: Declare options structure.
1996 * mf-hooks.c: New wrappings for mem*, b*, str*
1997 libc functions (temporarily #if 0-ed out).
1999 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
2001 * Makefile.am, configure.in: New files.
2002 * Makefile.in, Makefile, configure, config.h.in: New generated files.
2003 * stamp-h.in, aclocal.m4: Ditto.
2005 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
2007 * Makefile: New file.
2008 * mf-config.h: New file: runtime configuration.
2009 * mf-hooks.c: New file: interposed libc functions.
2010 * mf-runtime.c: New file: bulk of runtime.
2011 * mf-runtime.h: New file: public functions.