1 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
3 * configure: Regenerated.
5 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8 * testsuite/lib/libmudflap.exp: Handle caret.
10 2012-01-19 Jakub Jelinek <jakub@redhat.com>
13 * testsuite/libmudflap.c/fail68-frag.c: New test.
15 2012-01-01 Jakub Jelinek <jakub@redhat.com>
17 * mf-runtime.c (__mf_usage): Update copyright notice dates.
19 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
21 * configure: Regenerate.
23 2011-07-31 Tom de Vries <tom@codesourcery.com>
26 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
29 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
32 2011-07-15 Jakub Jelinek <jakub@redhat.com>
35 PR tree-optimization/49309
36 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
38 2011-07-15 Jakub Jelinek <jakub@redhat.com>
41 PR tree-optimization/49309
42 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
44 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
46 * configure.ac: Don't create pth.
47 Check for library containing sched_yield.
48 * configure: Regenerate.
49 * config.h.in: Regenerate.
51 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
52 mfconfig_libs in -static check.
54 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
57 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
58 stdin, stdout, stderr.
59 Register __ctype, __ctype_mask.
61 * configure.ac: Check for mmap64.
62 Check for rawmemchr, stpcpy, mempcpy.
63 * configure: Regenerate.
64 * config.h.in: Regenerate.
65 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
66 (mmap64): New wrapper function.
67 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
68 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
70 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
73 * mf-hooks3.c (_REENTRANT): Define.
75 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
77 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
79 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
81 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
84 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
87 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
89 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
90 --noinhibit-exec to GNU ld.
92 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
95 * configure.ac: Check for sys/mnttab.h.
96 Check for library containing connect.
97 * configure: Regenerate.
98 * config.h.in: Regenerate.
99 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
100 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
101 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
103 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
105 * configure: Regenerate.
107 2011-01-03 Jakub Jelinek <jakub@redhat.com>
109 * mf-runtime.c (__mf_usage): Update copyright notice dates.
111 2010-10-31 Jason Merrill <jason@redhat.com>
114 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
116 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
118 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
121 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
124 * configure: Regenerate.
126 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
128 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
130 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
132 * testsuite/lib/mfdg.exp (additional_prunes): New global.
133 (dg-test): Clear additional_prunes before test is run.
134 (dg-prune-output): New procedure.
135 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
137 (libmudflap-dg-prune): New procedure.
138 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
141 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
144 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
145 * Makefile.in: Regenerate.
146 * testsuite/Makefile.in: Regenerate.
148 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
150 * Makefile.in: Regenerate.
151 * aclocal.m4: Regenerate.
152 * testsuite/Makefile.in: Regenerate.
154 2010-03-15 David S. Miller <davem@davemloft.net>
156 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
159 2010-01-09 Jakub Jelinek <jakub@redhat.com>
161 * mf-runtime.c (__mf_usage): Update copyright notice dates.
163 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
165 * Makefile.in: Regenerate.
166 * configure: Regenerate.
167 * testsuite/Makefile.in: Regenerate.
169 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
172 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
173 running setuid or setgid.
175 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
177 * mf-runtime.c (__mf_init): Support FreeBSD.
178 Prime mutex which calls calloc upon first lock to avoid deadlock.
179 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
180 Ignore red zone allocation request for initial thread's stack.
182 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
183 Andreas Schwab <schwab@linux-m68k.org>
185 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
186 if not in system header; use it. On FreeBSD, must pass fd==-1
187 with MAP_ANON flag. Correct mmap error check.
188 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
190 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
192 * configure.ac (AC_PREREQ): Bump to 2.64.
194 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
196 * Makefile.am (install-html, install-pdf): Remove.
197 * Makefile.in: Regenerate.
199 * Makefile.in: Regenerate.
200 * aclocal.m4: Regenerate.
201 * config.h.in: Regenerate.
202 * configure: Regenerate.
203 * testsuite/Makefile.in: Regenerate.
205 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
207 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
209 2009-07-16 Joseph Myers <joseph@codesourcery.com>
211 * configure: Regenerate.
213 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
218 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
220 2009-07-01 Richard Guenther <rguenther@suse.de>
222 PR tree-optimization/19831
223 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
225 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
226 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
227 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
229 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
231 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
232 to ld_library_path. Use add_path. Add just find_libgcc_s to
233 ld_library_path, not every libgcc multilib directory.
235 2009-04-09 Nick Clifton <nickc@redhat.com>
237 * mf-hooks1.c: Change copyright header to refer to version 3
238 of the GNU General Public License with version 3.1 of the GCC
239 Runtime Library Exception and to point readers at the COPYING3
240 and COPYING3.RUNTIME files and the FSF's license web page.
241 * mf-heuristics.c: Likewise.
242 * mf-hooks2.c: Likewise.
243 * mf-hooks3.c: Likewise.
244 * mf-impl.h: Likewise.
245 * mf-runtime.c: Likewise.
246 * mf-runtime.h: Likewise.
248 2009-04-09 Jakub Jelinek <jakub@redhat.com>
250 * testsuite/lib/mfdg.exp: Change copyright header to refer to
251 version 3 of the GNU General Public License and to point readers
252 at the COPYING3 file and the FSF's license web page.
253 * testsuite/lib/libmudflap.exp: Likewise.
255 2009-03-31 Ben Elliston <bje@au.ibm.com>
258 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
259 object', not `mudflap object'.
261 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
263 * configure: Regenerate.
265 2009-02-03 Jakub Jelinek <jakub@redhat.com>
267 * mf-runtime.c (__mf_usage): Update copyright notice dates.
269 2009-01-23 Jie Zhang <jie.zhang@analog.com>
271 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
272 __thread when TLS support is emulated.
273 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
274 * mf-runtime.c (__mf_state_1): Likewise.
275 * configure.ac: Use GCC_CHECK_EMUTLS.
276 * configure: Regenerate.
277 * config.h.in: Regenerate.
279 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
281 * configure: Regenerate.
283 2008-11-26 Janis Johnson <janis187@us.ibm.com>
286 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
287 (dg-timeout): Remove.
288 (standard-wait): Remove.
289 * testsuite/lib/libmudflap.exp: Include new timeout library files.
290 (libmudflap_target_compile): Set timeout value from new proc.
292 2008-11-10 Jakub Jelinek <jakub@redhat.com>
295 * testsuite/libmudflap.c/pass67-frag.c: New test.
297 2008-10-09 Jakub Jelinek <jakub@redhat.com>
300 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
302 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
303 Steve Ellcey <sje@cup.hp.com>
305 * configure: Regenerate for new libtool.
306 * Makefile.in: Ditto.
307 * testsuite/Makefile.in: Ditto.
309 2008-09-15 Jakub Jelinek <jakub@redhat.com>
312 * testsuite/libmudflap.c/pass64-frag.c: New test.
314 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
316 * Makefile.in: Regenerate.
317 * config.h.in: Regenerate.
318 * configure: Regenerate.
319 * testsuite/Makefile.in: Regenerate.
321 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
324 * aclocal.m4: Regenerate.
325 * configure: Regenerate.
327 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
329 * testsuite/libmudflap.c/pass63-frag.c: New test.
331 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
333 * aclocal.m4: Regenerate.
334 * configure: Likewise.
335 * Makefile.in: Likewise.
336 * testsuite/Makefile.in: Likewise.
338 2008-03-02 Jakub Jelinek <jakub@redhat.com>
340 * mf-runtime.c (__mf_usage): Update copyright notice dates.
342 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
344 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
346 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
348 2008-01-24 David Edelsohn <edelsohn@gnu.org>
350 * configure: Regenerate.
352 2008-01-05 Jakub Jelinek <jakub@redhat.com>
354 PR tree-optimization/34618
355 * testsuite/libmudflap.c/pass62-frag.c: New test.
357 2008-01-03 Jakub Jelinek <jakub@redhat.com>
360 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
362 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
365 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
367 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
369 * configure: Regenerate following changes to ../config/tls.m4.
371 2007-07-26 Tom Tromey <tromey@redhat.com>
373 * Makefile.in: Rebuilt.
374 * Makefile.am (clean-local): Removed.
375 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
376 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
377 (libmudflapth_la_SOURCES): List sources.
378 (libmudflapth_la_LIBADD): Clear.
379 (libmudflapth_la_CFLAGS): New variable.
381 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
383 * aclocal.m4: Regenerated.
385 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
387 * configure: Regenerate.
389 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
391 From Andi Kleen <ak@suse.de>:
392 * mf-runtime.c (options): Rename structure for compatibility with
395 2007-05-23 Steve Ellcey <sje@cup.hp.com>
397 * Makefile.in: Regenerate.
398 * configure: Regenerate.
399 * aclocal.m4: Regenerate.
400 * testsuite/Makefile.in: Regenerate.
402 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
404 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
406 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
408 * Makefile.am: Add dummy install-pdf target.
409 * Makefile.in: Regenerate
411 2007-02-07 Jakub Jelinek <jakub@redhat.com>
414 * configure: Regenerate.
416 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
418 * configure: Regenerate.
420 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
422 * configure: Regenerated.
424 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
427 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
428 static but not function scope static.
429 (free): Skip deallocation attempts for objects placed into
431 * testsuite/libmudflap.cth/pass59-frag.c: New test.
433 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
435 From Herman ten Brugge <hermantenbrugge@home.nl>:
436 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
437 small and large objects are handled a lot faster.
439 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
441 * configure.ac (__libc_freeres): Look for it.
442 * mf-impl.h (call_libc_freeres): New configuration flag.
443 * mf-runtime.c (__mf_set_default_options): Set it by default.
444 (__mfu_report): Call it if needed.
445 (__mfu_unregister): Remove "unaccessed registered object" warning.
446 * configure, config.h.in: Regenerated.
448 2006-09-18 Tom Tromey <tromey@redhat.com>
450 * configure: Rebuilt.
452 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
455 mf-runtime.h installation based on ssp patch for PR 26473 from
456 Mark Mitchell <mark@codesourcery.com>.
457 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
458 * Makefile.am (target_noncanonical): Define.
459 (libsubincludedir): New variable.
460 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
461 (include_HEADERS): Remove.
462 * configure, aclocal.m4, config.h.in: Regenerated.
463 * Makefile.in, testsuite/Makefile.in: Likewise.
464 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
465 and _THREAD_SAFE redefinition values.
467 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
469 * Makefile.am: Add install-html target. Add install-html to .PHONY
470 * Makefile.in: Regenerate.
472 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
475 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
478 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
480 2006-04-10 Matthias Klose <doko@debian.org>
482 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
483 directory names containing underscores.
485 2005-11-22 Janis Johnson <janis187@us.ibm.com>
487 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
488 MUDFLAP_FLAGS if static library not supported.
489 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
490 * testsuite/libmudflap.c/externs.exp: Ditto.
491 * testsuite/libmudflap.c++/ctors.exp: Ditto.
492 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
493 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
495 2005-10-04 James E Wilson <wilson@specifix.com>
497 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
498 $name as array of characters with unknown bound. Also store into the
500 * configure: Regenerate.
502 2005-09-30 James E. Wilson <wilson@specifix.com>
504 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
506 (target_thread_file): New. Set from sed'ed gcc output.
507 (posix_threads): New. Set from target_thread_file. Use instead of
509 (pthread_create_version): Move initialization before code using it.
510 * configure: Regenerate.
512 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
515 2005-09-29 James E. Wilson <wilson@specifix.com>
517 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
518 with HAVE_MMAP ifdef.
520 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
523 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
525 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
527 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
529 2005-09-23 Tom Tromey <tromey@redhat.com>
531 * aclocal.m4, configure: Rebuilt.
532 * configure.ac: Use GCC_CHECK_TLS.
533 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
536 2005-08-22 Jim Wilson <wilson@specifix.com>
538 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
539 __FreeBSD__ is defined.
541 2005-08-17 Jim Wilson <wilson@specifix.com>
543 * mf-hooks1.c (malloc, calloc, realloc, free,
544 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
545 the real routines, and END_MALLOC_PROTECT afterwards.
546 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
547 (BEGIN_PROTECT): Handle in_malloc state.
548 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
549 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
551 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
553 * All files: Update FSF address.
555 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
557 * mf-hooks3.c (main_seen_p): Remove.
558 (__mf_get_state): Remove attempt to recognize the main thread.
560 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
562 * configure.ac: Test for the name of the symbol used for the entry
563 point; define ENTRY_POINT to the result.
564 * configure: Regenerate.
565 * config.h.in: Regenerate.
566 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
568 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
570 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
571 (__mf_init): Set thread state active.
572 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
574 (pthread_create wrapper): Always use thread spawner.
576 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
577 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
579 2005-07-16 Richard Henderson <rth@redhat.com>
581 * acinclude.m4: New file.
582 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
583 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
584 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
585 (__mf_0fn_calloc): ... here.
586 * mf-hooks3.c (struct pthread_info): Remove.
587 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
588 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
589 (struct mf_thread_data): New.
590 (mf_thread_data, mf_thread_data_lock): New.
591 (__mf_allocate_blank_threadinfo): Remove.
592 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
594 (__mf_state_perthread): Remove.
595 (__mf_get_state, __mf_set_state): New.
596 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
597 Update mf_thread_data killing procedure.
598 (__mf_pthread_spawner): Similarly.
599 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
600 code to allocate thread stack space.
601 (__mf_0fn_pthread_join, pthread_join): Remove.
602 (__mf_0fn_pthread_exit, pthread_exit): Remove.
603 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
604 (__mf_state_1): Rename from __mf_state; use TLS when available.
605 (__mf_get_state, __mf_set_state): New. Update all users.
606 * mf-runtime.c (begin_recursion_protect1): New.
607 (BEGIN_RECURSION_PROTECT): Use it.
608 (__mf_state_1): Rename from __mf_state; use TLS when available.
609 (threads_active_p): Remove.
610 (__mf_usage): Compute it directly.
612 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
614 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
616 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
618 Fix for uncaching bug reported by Herman ten Brugge.
619 * mf-runtime.c (__mf_uncache_object): Search whole cache.
620 * testsuite/libmudflap.c/fail40-frag.c: New test.
622 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
625 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
626 * Makefile.in: Amend.
628 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
631 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
632 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
634 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
637 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
639 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
642 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
643 unsigned vars with #defines instead of enums.
645 2005-05-09 Mike Stump <mrs@apple.com>
647 * configure: Regenerate.
649 2005-04-12 Mike Stump <mrs@apple.com>
651 * configure: Regenerate.
653 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
656 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
657 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
659 2005-04-04 Alan Modra <amodra@bigpond.net.au>
661 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
663 2005-03-31 Mike Stump <mrs@apple.com>
665 * mf-runtime.h: Add libmudflap copyright clause.
667 2005-03-21 Mike Stump <mrs@apple.com>
669 * mf-heuristics.c: Fix whitespace at end of line.
670 * mf-hooks1.c: Likewise.
671 * mf-hooks2.c: Likewise.
672 * mf-hooks3.c: Likewise.
673 * mf-impl.h: Likewise.
674 * mf-runtime.c: Likewise.
675 * mf-runtime.h: Likewise.
677 2005-03-21 Zack Weinberg <zack@codesourcery.com>
679 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
680 In all substitutions, expand gcc_version in Makefile.
681 * aclocal.m4, configure: Regenerate.
682 * Makefile.am: Set gcc_version.
683 * Makefile.in, testsuite/Makefile.in: Regenerate.
685 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
687 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
688 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
690 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
693 * testsuite/libmudflap.c++/pass55-frag.c: New test.
695 2005-01-05 Richard Henderson <rth@redhat.com>
697 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
699 2005-01-02 Greg McGary <greg@mcgary.org>
701 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
702 * mf-runtime.h: New file, replaces mf-runtime.h.in.
703 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
704 * Makefile.in: Ditto.
705 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
706 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
707 * testsuite/libmudflap.c/fail36-frag.c: New test.
708 * testsuite/libmudflap.c/fail37-frag.c: New test.
709 * testsuite/libmudflap.c/fail38-frag.c: New test.
711 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
713 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
714 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
716 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
718 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
719 * aclocal.m4: Include ../config/gcc-version.m4.
720 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
722 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
724 * Makefile.am: Define ACLOCAL_AMFLAGS.
725 * acinclude.m4: Remove.
726 * stamp-h.in: Remove superfluous stamp file.
727 * aclocal.m4, configure, Makefile.in: Regenerate.
728 * testsuite/Makefile.in: Likewise.
730 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
732 * Makefile.am: Revert previous.
733 * acinclude.m4: Restore.
734 * aclocal.m4, configure, Makefile.in: Regenerate.
735 * testsuite/Makefile.in: Likewise.
737 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
739 * Makefile.am: Define ACLOCAL_AMFLAGS.
740 * acinclude.m4: Remove.
741 * aclocal.m4, configure, Makefile.in: Regenerate.
742 * testsuite/Makefile.in: Likewise.
744 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
746 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
748 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
750 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
751 * testsuite/Makefile.in: Likewise.
753 2004-11-01 Andreas Schwab <schwab@suse.de>
755 * configure.ac: (target_alias): Default to $host_alias, not
757 * configure: Regenerated.
759 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
761 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
762 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
765 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
768 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
770 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
772 * configure.ac: Check for more headers, functions.
773 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
774 tracking overridden FILE buffers.
775 (fopen, setvbuf): New/revised hook functions for buffer overriding.
776 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
777 (fflush): Accept given NULL stream (means "all streams").
779 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
781 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
782 (__mf_adapt_cache): Use them all.
783 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
784 * testsuite/libmudflap.c++/ctors.exp: Ditto.
785 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
786 * configure, config.h.in: Regenerated.
788 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
790 * configure.ac: Checking for sys/socket.h once is enough.
791 * configure: Regenerated.
793 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
795 * configure.ac: Look for more headers & functions.
796 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
797 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
798 * mf-runtime.c (options): Clean up integer signedness warnings.
799 (main): Add a declaration to fix a warning.
800 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
801 * configure, config.h.in: Regenerated.
803 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
805 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
806 New tests for proper base/limit checking for aggregates.
808 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
810 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
812 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
814 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
815 * mf-hooks2.c (strerror): Unregister previous string returned by
817 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
818 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
819 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
820 * mf-runtime.c (__mf_describe_object): Clarify object life status.
821 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
823 * configure, config.h.in: Regenerated.
825 2004-08-03 Dale Johannesen <dalej@apple.com>
827 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
829 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
831 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
832 simplified contents in all former callers.
834 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
836 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
837 the statically linked case.
839 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
841 * splay-tree.[ch]: Remove. Merge contents into ...
842 * mf-runtime.c: ... here, renaming symbols and making all functions
843 static. Remove unused min/max functions.
844 * Makefile.am: Forget about splay-tree.[ch].
845 * Makefile.in, testsuite/Makefile.in: Regenerated.
847 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
849 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
850 (__mfu_usage): Include (C) 2004.
851 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
852 here. Include a comment explaining why.
854 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
856 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
857 * mf-runtime.c (options): Give them a name.
858 (__mf_set_default_options): Set them.
859 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
860 (__mf_violation): Warning cleanup.
861 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
862 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
864 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
867 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
870 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
872 Test case for g++/15861
873 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
874 * testsuite/libmudflap.c++/ctors.exp: Driver.
875 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
876 Look only for *frag* test cases.
878 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
880 ANSI C conversion, libmudflap specialization, recursion limiting.
881 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
882 argument and indirection function pointers, update callers.
883 (splay_tree_s): Add statistics and recursion control fields
884 num_keys, max_depth, depth, rebalance_p.
885 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
886 Back out of search if it exceeds limit.
887 (splay_tree_splay): Manage recursion limiting with rebalancing as
889 (splay_tree_new): More initialization.
890 (splay_tree_rebalance): New function.
891 (splay_tree_foreach): Rewrite using nonrecursive logic.
892 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
893 Remove. Point indirect calls to mf-runtime.c's routines.
894 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
896 (splay_tree_delete, splay_tree_delete_helper): Ditto.
897 * testsuite/heap-scalestress.c: New test based on one from
898 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
900 2004-07-05 Matthias Klose <doko@debian.org>
902 * libtool-version: New.
903 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
904 Use -version-info for soname.
905 * Makefile.in: Regenerate.
906 * configure.ac: Remove libtool_VERSION macro
907 * configure: Regenerate
909 2004-07-05 Zack Weinberg <zack@codesourcery.com>
911 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
912 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
915 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
917 Splay tree implementation fork.
918 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
919 Use hard-coded comparison function for uintptr_t. Remove key/value
920 deallocation logic. Cache last splayed key for consecutive lookups.
921 * Makefile.am, Makefile.in: Use them, don't link to them.
922 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
923 (__mf_find_objects2): Flip successor/predecessor search sequence.
924 * ansidecl.h, libiberty.h: Removed dummy files.
926 2004-06-29 Nick Clifton <nickc@redhat.com>
928 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
929 * configure: Regenerate.
930 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
932 Remove spurious inclusion of <strings.h>.
934 2004-06-29 Nick Clifton <nickc@redhat.com>
936 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
937 function actually exists.
939 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
941 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
942 * config.h.in: Regenerated.
944 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
946 Adopt splay trees for object database.
947 * Makefile.am: Copy splay-tree.* from libiberty.
948 * Makefile.in, testsuite/Makefile.in: Regenerated.
949 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
950 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
951 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
952 * mf-runtime.c: Rewrite code dealing with object database to use
953 libiberty splay trees. Remove tree liveness aging option.
954 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
956 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
958 * configure.ac: New name of configure.in. Update
959 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
960 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
961 Autoconf 2.5x and Automake 1.7 or later.
962 * configure.in: Remove.
963 * configure: Regenerate.
965 * Makefile.am: Remove useless multilib rules.
966 * Makefile.in: Regenerate.
968 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
970 * .cvsignore: New file.
972 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
975 * mf-hooks2.c (semctl): Add cygwin porting hack.
977 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
980 * configure.in: Look for ctype header and glibc implementation.
981 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
982 array hooks for glibc 2.3.
983 * mf-runtime.h.in: Wrap them.
984 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
986 * testsuite/libmudflap.c/pass47-frag.c: New test.
987 * configure, config.h.in: Regenerated.
989 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
991 Portability improvements, e.g., libmudflap/15293.
992 * configure.in: Look for glibc extension functions. Look for
993 support of -f{function,data}-sections. Look for more headers.
994 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
995 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
996 mf-hooks* into usual single object per source.
997 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
998 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
999 if system doesn't provide one.
1000 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
1001 (pthread_create): Use it to properly GC dead thread stacks.
1002 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
1003 * testsuite/Makefile.am: Stop generating site.exp.
1004 * testsuite/mfconfig.exp.in: New file.
1005 * testsuite/config/default.exp: Load new mfconfig.exp.
1006 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
1007 (prune_gcc_output): Add glibc static linking warnings.
1008 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
1009 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
1010 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
1011 Regenerated with autoconf 2.57 and automake 1.7.
1013 2004-06-04 Per Bothner <per@bothner.com>
1015 * configure.in (LIBMUDFLAPTH): Fix thinko.
1017 * configure.in: Check for more headers.
1018 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1020 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1021 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1023 2004-06-01 Andreas Jaeger <aj@suse.de>
1025 * configure.in: Handle multilibs, support
1026 --enable-version-specific-runtime-libs.
1027 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1028 (toolexeclib_LTLIBRARIES): this for multilib support.
1029 * Makefile.in: Regenerated.
1030 * configure: Regenerated.
1031 * aclocal.m4: Regenerated.
1032 * config.h.in: Regenerated.
1033 * testsuite/Makefile.in: Regenerated.
1035 2004-06-01 Andreas Jaeger <aj@suse.de>
1037 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1038 multilibs, using multilib directory instead of hardcoded path.
1041 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1043 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1044 * Makefile.in: Ditto.
1046 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1048 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1049 * aclocal.m4, configure: Rebuilt.
1051 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1053 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1054 import some build settings from libstdc++-v3 testsuite_flags.
1055 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1056 changes to pass test language.
1058 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1059 quicker mode-nop handling.
1061 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1063 * mf-impl.h: Added libgcc license header.
1065 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1067 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1068 Added libgcc license header.
1069 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1070 (pthread_create): Simplify stack allocation syntax.
1072 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1074 * mf-hooks2.c: Support FreeBSD.
1075 (WRAP_gets): Avoid gets().
1076 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1077 test unimplemented mem/str calls on FreeBSD.
1078 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1079 <alloca.h> on FreeBSD.
1081 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1083 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1084 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1085 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1086 flags for static linking permutation.
1087 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1088 some pthreads code that croaks on linux glibc tls.
1090 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1092 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1094 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1096 * testsuite/libmudflap.c/pass44-frag.c: New test.
1098 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1100 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1102 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1104 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1106 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1108 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1110 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1113 * configure.in: Add check for see if
1114 socklen_t typedef is in sys/socket.h.
1115 * mf-hooks1.c: Add define if socklen_t
1117 * mf-hooks2.c: Likewise.
1118 * mf-hooks3.c: Likewise.
1119 * config.h.in: Regen.
1122 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1124 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1125 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1127 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1128 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1129 (unoptimized) allocation of stack space.
1131 2003-12-07 Richard Henderson <rth@redhat.com>
1133 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1134 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1136 2003-12-06 Andrew Pinski <apinski@apple.com>
1138 partial PR libmudflap/12670
1139 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1140 * mf-hooks2.c: Likewise.
1141 * mf-hooks3.c: Likewise.
1143 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1146 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1147 symbols interposed at compile time.
1148 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1151 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1153 * configure.in: Reorganize check for <pthread.h>.
1154 * configure: Regenerated.
1156 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1158 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1159 (_LARGE_FILE_API): Define for AIX.
1160 * mf-hooks[123]: Same.
1161 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1163 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1165 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1167 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1169 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1171 * configure.in: Update check for union semun.
1173 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1176 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1178 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1181 * configure.in: Add checks for 64-bit LFS functions, struct semun
1182 definition, for BSD compatibility.
1183 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1184 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1185 * mf-hooks3.c: Ditto.
1186 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1188 * configure, config.h.in: Regenerated.
1190 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1192 Multithreading fixes:
1193 * mf-runtime.c (__mf_object): Store allocating/deallocating
1195 (options): Support new "-thread-stack" option.
1196 Rename "-heur-argv-environ" option to "-heur-stdlib".
1197 Disable "-lc-mask" and "-lc-shift" options.
1198 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1199 (__assert_fail): New self-contained function for glibc.
1200 * mf-hooks3.c: Essentially rewritten, particularly related to
1201 use of __mf_pthread_info array.
1202 (pthread_join, _exit): New hook functions.
1203 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1204 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1207 * mf-heuristics.c: Add type casts for tracing, sub calls.
1208 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1209 Update all callers to declare explicit result holder.
1210 (END_PROTECT): Removed.
1211 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1213 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1215 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1216 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1217 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1219 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1221 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1222 * mf-hooks: Removed.
1223 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1224 Move these macros from old mf-hooks.c here.
1225 * Makefile.am: Adapt to split-up hook sources for faster builds.
1226 * Makefile.in: Regenerated.
1228 * mf-heuristics.c: Remove #if-0 block.
1230 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1231 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1232 (CALL_REAL, __mf_init): Corresponding changes.
1233 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1234 all callers to remove redundant "mf:" prefix.
1235 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1236 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1237 (__mf_pthread_info): Become a hash table.
1239 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1240 "dg-repetitions" directives to control test case execution.
1241 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1243 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1245 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1247 * mf-hooks.c (alloca): Separate into stub.
1248 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1249 malloc/free for alloca blocks.
1250 (pthread_create): Tolerate failing pthread_attr_get* calls.
1251 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1252 * mf-impl.h (CALL_WRAP): Remove macro.
1253 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1254 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1255 padding for ia64 BIT_FIELD_REF constructs.
1257 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1259 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1260 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1261 libmudflap object type.
1262 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1263 crashes on unregistering STATIC objects.
1265 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1267 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1268 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1269 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1270 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1271 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1272 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1273 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1274 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1275 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1276 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1277 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1278 (accept, bind, connect, gethostname, sethostname): New hooks.
1279 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1280 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1281 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1282 * mf-runtime.h.in: Corresponding changes.
1283 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1284 (opts) Rename heur_argv_environ to heur_std_data.
1285 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1286 * Makefile.am: Corresponding changes.
1287 * Makefile.in: Regenerated.
1289 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1291 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1292 heuristic for threaded case, and for non-x86-linux targets.
1293 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1294 for use during pre-main() program startup.
1295 (__mf_0fn_*): Make these functions non-static.
1296 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1298 * mf-runtime.c (__mf_state): Set initial state to "starting".
1299 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1300 (__wrap_main): New function to register argv[] and environ[] strings.
1301 (__mf_ini): Call it.
1302 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1304 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1305 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1307 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1309 * aclocal.m4, configure: Regenerated.
1311 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1313 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1314 * aclocal.m4, configure: Regenerated.
1316 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1318 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1319 for x86_64 target. Disable caching for this value.
1320 * aclocal.m4, configure: Regenerated.
1322 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1324 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1325 is about to become deprecated, and its present handling bugs are
1328 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1330 * testsuite/libmudflap.c/pass38-frag.c: New test for
1333 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1335 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1336 __mf_report, asserting reentrant calling context.
1338 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1340 * mf-hooks.c (realloc): Correct reentrancy logic.
1341 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1343 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1345 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1346 PTHREAD_THREADS_MAX. Update users.
1347 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1349 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1350 with libmudflapth presence indicator.
1351 * testsuite/Makefile.in: Regenerated.
1353 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1355 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1356 * configure.in: Remove silly no-pthreads => no-shared logic.
1357 * Makefile.in, configure: Regenerated.
1358 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1359 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1360 code. Count reentrancy events.
1361 (all hook functions): Don't directly manipulate __mf_state variable.
1362 Add TRACE calls to hook functions without them.
1363 * mf-impl.h (LOCKTH): Try to count lock contention events.
1364 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1365 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1366 Reorganize reentrancy code.
1367 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1368 identify reentrancy with mutex holding times.
1369 (internal __mfu_ entry points): Remove internal reentrancy code.
1370 (__mf_init): Use ordinary locked calls.
1371 (__mfu_report): Print the two new counts.
1372 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1373 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1374 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1375 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1378 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1380 * configure.in: Add pthread support, plus glibc and porting hacks.
1381 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1382 from objects built into ./pth/.
1383 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1384 functions for internal entry points. Update callers to pick
1385 locked vs. unlocked variants.
1386 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1387 info coming in from a static data structure.
1388 (*): Reorder miscellaneous declarations to group data vs functions.
1389 (__mf_set_default_options): Simplify.
1390 (__mf_usage): Mention threading status of host executable.
1391 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1392 decls to match above.
1393 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1394 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1395 some lock/unlock markers. Remove some unused code.
1397 (pthread_create): New hook function.
1398 (__mf_pthread_cleanup, _spawner): New helper functions.
1399 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1401 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1403 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1405 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1407 * Makefile.am (HOOKOBJS): Add *time related hooks.
1408 * configure.in: Look for pthreads.h header.
1409 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1410 * mf-runtime.c: Begin sketching some pthreads support.
1411 (__mf_usage): Check for -lpthread presence.
1412 (__mf_unregister): Confirm matching unregistration base.
1413 (__mf_find_objects_rec): Reduce unnecessary recursion.
1414 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1415 #defines for new hook functions.
1416 * mf-impl.h: Corresponding changes.
1417 * config.h.in, configure, Makefile.in: Regenerated.
1419 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1421 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1422 modifiers to prevent being optimized away.
1423 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1424 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1425 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1426 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1427 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1428 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1429 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1431 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1433 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1434 * configure.in: Look for uintptr_t and -ldl on target.
1435 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1436 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1437 * testsuite/Makefile.in: Regenerated.
1438 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1439 for better C compliance.
1441 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1443 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1445 * mf-runtime.c (__mf_set_default_options): Turn off
1446 check-initialization.
1447 (__mf_describe_object): Shorten description.
1448 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1450 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1452 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1454 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1456 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1458 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1459 * mf-impl.h (CALL_BACKUP): New macros.
1460 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1462 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1464 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1465 (HOOKOBJS): Remove dlopen hook.
1466 (libmudflap_la_LIBADD): Add -ldl.
1467 * mf-hooks.c (dlopen): Remove hook.
1468 * mf-impl.h (__mf_dynamic): Ditto.
1469 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1470 * Makefile.in: Regenerated.
1472 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1474 * configure.in: Check for target gettimeofday, signal, some headers.
1475 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1476 out inop multi_threaded field.
1477 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1478 (__mf_set_options): Correct handling of "-help".
1479 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1480 (__mf_check, __mf_register, __mf_unregister): Call it.
1481 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1482 (__mf_report_leaks): Make callable
1483 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1484 distribution statistics.
1485 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1487 * config.h.in, configure: Regenerated.
1488 * testsuite/libmudflap.c/fail27-frag.c: New test.
1489 * testsuite/libmudflap.c/pass36-frag.c: New test.
1491 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1493 * mf-runtime.h.in: Tweak.
1494 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1495 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1496 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1498 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1500 * configure.in: Tweak generation of mf-runtime.h some more. It
1501 needs to work from both config.status and configure.
1502 * configure: Regenerated.
1504 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1506 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1507 * configure.in: Tweak generation of mf-runtime.h.
1508 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1509 * mf-hooks.c (*): Adapt to initialized-heap object type.
1510 * mf-impl.h: Tweak cemetary boundaries.
1511 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1513 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1514 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1515 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1516 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1518 * testsuite/.../fail{25,26}-frag.c: New tests.
1519 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1520 * Makefile.in, configure: Regenerated.
1522 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1524 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1525 checking by default.
1526 (__mf_insert_new_object): As a temporary hack, assume that new
1527 objects registered on the stack start out initialized.
1528 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1529 heap objects by hand.
1531 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1533 Switch to macro-style hooks for str*/mem*/b* functions.
1534 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1535 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1536 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1537 (__mf_set_default_options): Turn off heur_proc_map.
1538 (*): Adapt to to macro-style hook functions.
1539 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1540 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1541 (__mf_violation): Handle __MF_VIOL_WATCH.
1542 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1543 (__mf_dynamic): Removed mem*/str*/b* functions.
1544 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1545 (WRAPPER2): New macro for macro-style hooks.
1546 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1548 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1549 * mf-heuristics.c: Adapt to macro-style hook functions.
1550 Correct some comments.
1551 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1552 output pattern tests.
1553 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1554 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1556 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1558 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1559 for global array registration.
1560 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1561 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1563 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1565 * Makefile.am: Add gross make bug workarounds. Tweaked
1566 SUBDIRS and AM_CFLAGS.
1567 * Makefile.in: Regenerated.
1569 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1572 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1573 * Makefile.am (TESTS): Remove simple automake testing.
1574 * configure, Makefile.in: Regenerated.
1575 (SUBDIRS): Include new testsuite/ directory.
1576 * tests/*: Removed all files; moved bulk under:
1577 * testsuite/*: New subdirectory tree.
1578 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1579 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1580 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1581 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1582 * testsuite/config/default.exp: New file.
1583 * testsuite/Makefile.am, Makefile.in: New files.
1585 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1587 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1588 (TESTS): Add fail22 and pass29 tests.
1589 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1590 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1591 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1592 values. Move __MF_VIOL* here.
1593 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1594 (check_initialization): New field in __mf_opts. Default off.
1595 (read_count,write_count): New fields in __mf_object.
1596 (__mf_check): Implement basic initialization checking.
1597 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1598 (__mf_describe_object): Print new fields.
1599 (__mf_violation): Identify check/read vs. check/write in messages.
1600 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1601 "-check-initialized" mudflap option.
1602 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1603 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1604 Drop __FILE__/__LINE__ hack. Update callers.
1605 (*): Adapt to new mf-runtime.h API.
1606 * Makefile.in: regenerated.
1608 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1610 * configure.in: Build mf-runtime.h a more proper way.
1611 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1612 * mf-runtime.c (verbose_violations): Turn on by default.
1613 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1614 * mf-impl.h: ... and move it here.
1615 * configure: Regenerated.
1617 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1619 * configure.in: Look for C++ compiler.
1620 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1621 fixed type warnings when built with C++.
1622 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1623 * Makefile.am (TESTS): Run them.
1624 (*) Add new rules for building and running C++ tests.
1625 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1626 * mf-runtime.h.in: Protect with extern "C".
1627 * Makefile, configure: Regenerated.
1629 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1631 Portability improvements.
1632 * configure.in: Look for glibc backtrace headers/functions.
1633 * mf-hooks.c: Don't include <execinfo.h> any more.
1634 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1636 (__mf_backtrace): Provide alternate baby implementation in
1638 * test/mf-driver.c: Portability tweaks.
1639 * acinclude.m4: New file, containing top level libtool.m4.
1640 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1642 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1644 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1646 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1648 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1650 (__mf_unregister): Implement stack/heap object wiping.
1651 (__mf_set_options): Renamed from __mf_process_opts.
1652 (__mf_uncache_object): Change arg type, correct callers.
1653 * mf-impl.h: Corresponding changes.
1654 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1655 * mf-runtime.h.in (__mf_set_options): Extend public API.
1656 * test/pass26-frag.c: New test for stack wiping.
1657 * Makefile.am (TESTS): Run it.
1658 * Makefile.in: Regenerated.
1660 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1662 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1663 * mf-runtime.c (__mf_object_t): Add watching_p field.
1664 (__mf_watch_or_not): New function to implement
1665 object watch flagging.
1666 (__mf_watch, __mf_unwatch): New wrappers for above.
1667 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1668 (__mf_count_violation): Enlarge array.
1669 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1670 unlink object. Clear cache properly.
1671 (__mf_unregister): Unlink object explicitly before uncaching.
1672 * test/fail21-frag.c, pass25-frag.c: New tests.
1673 * Makefile.in, aclocal.m4: Regenerated.
1675 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1677 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1678 * Makefile.am (TESTS): Add it.
1679 * test/pass-stratcliff.c: Add decls of stpcpy.
1680 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1681 build tree from config.h and new file mf-runtime.h.in.
1682 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1683 * Makefile.in, configure, config.h.in: Regenerated.
1684 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1685 * mf-runtime.c (options, __mf_set_default_options): Support new
1686 default "abbreviate" option.
1687 (__mf_object.description_epoch): New field.
1688 (__mf_describe_object): Conditionally abbreviate objects already
1689 displayed in current epoch. Accept NULL input to increment epoch.
1690 (__mf_fini, __mf_ini): Reset description epoch.
1691 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1692 that NULL pointer slot in lookup cache is invalidated. Register a
1693 NOACCESS region around NULL.
1694 * mf-impl.h: Corresponding changes.
1696 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1698 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1699 * Makefile.am: Run them. Install mf-runtime.h.
1700 * Makefile.in: Regenerated.
1701 * mf-hooks.c: Add some markers for more missing functions.
1702 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1703 statistic to tune tune cache size (mask).
1705 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1707 * test/pass23-frag.c: New test for bit_field_ref expressions.
1708 * Makefile.am, Makefile.in: Add new test.
1709 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1710 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1711 * mf-runtime.c (__mf_init): Register errno global.
1712 (__mf_find_object): Removed function.
1713 (__mf_check): Rewrite logic to support accesses across some
1714 contiguous but distinctly registered objects.
1715 (__mf_remove_old_object): Tolerate cache entries that span
1718 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1720 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1721 * Makefile.am, Makefile.in: Run new tests.
1722 * mf-hooks.c (alloca): Correct stack direction logic.
1724 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1726 * mf-impl.h (adapt_cache): New option.
1727 * mf-runtime.c (__mf_set_default_options): Set its default value.
1728 Tweak the tree_aging parameter down.
1729 (__mf_check): Maintain separate counter for cache-adaptation.
1730 (__mf_tree_analyze): New function to collect object tree stats.
1731 (__mf_adapt_cache): New function to automate cache parameters.
1733 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1735 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1736 hypothetical #if-0'd argv/envp region registration.
1737 * mf-runtime.c (__mf_init): Add kludged form of above.
1738 (*) Add "heur_argv_environ" flag, default on, to govern this.
1739 * mf-impl.h: Corresponding changes.
1741 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1743 * test/fail18-frag.c: New test file for NOACCESS regions.
1744 * Makefile.am (TESTS): Add new test.
1745 * Makefile.in: Regenerated.
1747 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1748 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1749 (optimize_object_tree): Remove unused mudflap_option.
1750 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1751 support throughout. Use .._MAX_CEM for cemetary upper bound.
1752 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1754 (__mf_object): Add new liveness field for use by tree aging.
1755 (__mf_check): Trigger tree aging when needed.
1756 (__mf_age_tree): New function to decay liveness field.
1757 (__mf_find_objects_rec): Use liveness field to rotate tree.
1758 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1759 (__mf_unregister): Ditto.
1760 (__mf_register): Tweak duplicate-static message.
1761 (__mf_violation: Tweak nearby-object counter printing.
1763 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1765 * test/pass20-frag.c: New test file.
1766 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1767 * Makefile.in: Regenerated.
1769 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1770 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1771 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1772 entries to avoid repeat registration.
1773 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1774 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1776 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1778 * Makefile.am: Create test sources with #include, not cat>>.
1779 * Makefile.in: Regenerated.
1780 * test/buildtest.sh: Removed.
1781 * test/driver.c (abort_handler, main): Be quiet.
1783 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1785 * test/pass18-frag.c, pass19-frag.c: New tests.
1786 * Makefile.am (check): Run them. Rebuild test programs each time.
1787 * Makefile.in: Regenerated.
1789 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1791 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1792 overlapping object search.
1793 (__mf_violation): Likewise for nearby objects.
1794 Improve nearby-object listing.
1797 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1798 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1800 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1803 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1804 (HOOKOBJS): Add alloca-hook.o.
1805 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1807 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1808 (__mf_backtrace): Reimplement without using alloca.
1809 * Makefile.in: Regenerated.
1812 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1813 Correct signedness bugs in length-tracking variables.
1814 * mf-impl.h: Make options unsigned.
1815 (CALL_WRAP): New macro to parallel CALL_REAL().
1816 (DECLARE): Remove erroneous ";" at end.
1817 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1818 formatting specs with %08lx. Correct several compiler warnings.
1820 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1822 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1824 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1826 libmudflap hook breakup:
1827 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1829 (TESTS): Make dependent on libmudflap.
1830 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1831 compiled from segments of mf-hooks.c.
1832 * mf-hooks.c: Corresponding changes: wrap each function in
1834 * Makefile.in: Regenerated.
1836 Heuristics reorganization:
1837 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1838 Remove these functions. Update callers.
1839 (__mf_heuristic_check): Incorporate all the various heuristics.
1840 Encode cacheability/retry judgement into trinary return value.
1841 Separate start-end logic into a separate fallback heuristic. Only
1842 register relevant /proc/self/map segments.
1843 * mf-impl.h: Corresponding changes.
1844 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1845 (__mf_init): Don't call __mf_init_heuristics.
1848 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1849 "-verbose-trace" to emit all tracing messages other than those of
1850 basic public api. Eliminate some duplicate/excessive messages.
1851 * mf-runtime.h: Corresponding changes.
1853 2002-08-27 Graydon Hoare <graydon@redhat.com>
1855 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1856 and __real when compiled with -DPIC.
1857 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1858 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1859 * Makefile.in: Regenerate.
1861 2002-08-26 Graydon Hoare <graydon@redhat.com>
1863 * mf-impl.h: New file, private implementation header.
1864 * mf-runtime.h: Reorganize a bit.
1865 (CLAMPSZ): Fix arithmetic.
1866 (__MF_CACHE_MISS_P): Fix arithmetic.
1867 * mf-runtime.c: Reorganize a bit.
1868 (__mf_dynamic): New structure.
1869 (resolve_single_dynamic): New function.
1870 (__mf_resolve_dynamics): New function.
1871 (__mf_init): Initialize dynamic wrappers.
1872 * mf-hooks.c: Macro-ize __real calls.
1873 Clamp various bits of arithmetic.
1874 Add explicit __mf_check call contexts.
1875 * Makefile.am: Add dependencies on mf-impl.h
1876 * Makefile.in: Regenerate.
1877 * configure.in: Comment out shared override.
1878 * configure: Regenerate.
1880 2002-08-22 Graydon Hoare <graydon@redhat.com>
1882 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1883 (__mf_check): Re-inialize and check heuristics before violation.
1884 (__mf_register): Permit updating pure-guess regions.
1885 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1886 (__wrap_dlopen): New wrapper function.
1887 (__wrap_mmap): New wrapper function.
1888 (__wrap_munmap): New wrapper function.
1889 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1890 which are not stack addresses.
1891 (is_stack_address): New function.
1892 (__mf_init_heuristics): Save and restore state, always initialize with
1895 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1897 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1898 error. Pass location string.
1899 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1900 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1901 (__mf_process_opts): Apply some sanity checking for lc-mask.
1902 (__mf_check, __mf_violation): Take new location-string argument.
1903 Update callers to pass NULL if necessary.
1904 (__mf_backtrace): New smart backtracer function. Calls replace
1905 several ad-hoc blocks elsewhere.
1906 (__mf_describe_object): Remove bad reentrancy test. Improve
1908 * mf-runtime.h: Corresponding changes. Public/private markup.
1909 (__MF_CACHE_MISS_P): New macro.
1911 2002-08-20 Graydon Hoare <graydon@redhat.com>
1913 * mf-runtime.h: New option: stack_bound (heuristic).
1914 Move some macros out of implementation files.
1915 * mf-runtime.c: New option string: -stack-bound.
1916 Unify recursion protection with hooks.
1918 (__mf_check): Call __mf_heuristic_check.
1919 (__mf_process_opts): Fix "no-" processing.
1920 * mf-heuristics.c (__mf_heuristic_check): New function.
1921 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1923 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1925 Option parsing improvements, region splitting bug fixes:
1926 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1927 * mf-runtime.h (heur_proc_map): New libmudflap option.
1928 * mf-runtime.c (__mf_set_default_options): Set it.
1929 (__mf_usage): Print default values/status.
1930 (__mf_process_opts): Support general "no-" option string prefix.
1931 (__mf_init): Print __mf_usage on unknown-option error.
1932 (__mf_register): Print trace message up front.
1933 Correct region splitting logic for case where a subregion disappears.
1934 Correct memory leak.
1935 (__mf_violation): Make even basic message conditional on option.
1938 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1939 (clean-local): New target.
1940 (test/*x rules): Add -g CFLAGS.
1941 (CFLAGS): Add -freorder-blocks.
1942 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1943 * Makefile.in: Regenerated.
1944 * Makefile, mf-config.h: Removed files.
1946 2002-08-16 Graydon Hoare <graydon@redhat.com>
1948 * mf-runtime.c (__mf_insert_new_object): Factor out of
1950 (__mf_remove_old_object): Factor out of __mf_unregister.
1951 (__mf_register): Handle guessed regions, splitting
1952 guesses when new registrations arrive.
1953 (__mf_unregister): Do not unregister guesses.
1954 * mf-runtime.h: Move convenience macros around,
1955 declare new option fields. Add __MF_TYPE_GUESS.
1956 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1957 (__wrap_free): Call __real_free for deferred frees.
1958 * Makefile.am: Add more tests, fix dependency.
1959 * Makefile.in: Regenerate.
1960 * test/pass[13..17]-frag.c: New testcases.
1961 * test/fail[13..17]-frag.c: New testcases.
1963 2002-08-15 Graydon Hoare <graydon@redhat.com>
1965 * mf-heuristics.c: New file.
1966 * mf-runtime.c (options): Add -trace-calls option.
1967 (__mf_init): Call __mf_init_heuristics.
1969 2002-08-14 Graydon Hoare <graydon@redhat.com>
1971 * Makefile.am (TESTS): Add testsuite support.
1972 * Makefile.in: Regenerate.
1973 * test/mf-driver.c: New file.
1974 * test/buildtest.sh: New file.
1975 * test/passNN-frag.c: New testcases.
1976 * test/failNN-frag.c: New testcases.
1978 2002-08-14 Graydon Hoare <graydon@redhat.com>
1980 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1981 verifying non-size-limited string extents.
1983 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1985 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1986 instead of plain str[n]len for internal checks.
1987 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1989 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1991 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1993 2002-08-13 Graydon Hoare <graydon@redhat.com>
1995 * mf-runtime.c: Rework configuration to operate on
1996 environment variable options rather than #defines
1997 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1998 (__mf_init): Set static __mf_active_p flag on startup,
1999 to inhibit mudflap wrap-based checking during crt0.s.
2000 * mf-runtime.h: Declare options structure.
2001 * mf-hooks.c: New wrappings for mem*, b*, str*
2002 libc functions (temporarily #if 0-ed out).
2004 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
2006 * Makefile.am, configure.in: New files.
2007 * Makefile.in, Makefile, configure, config.h.in: New generated files.
2008 * stamp-h.in, aclocal.m4: Ditto.
2010 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
2012 * Makefile: New file.
2013 * mf-config.h: New file: runtime configuration.
2014 * mf-hooks.c: New file: interposed libc functions.
2015 * mf-runtime.c: New file: bulk of runtime.
2016 * mf-runtime.h: New file: public functions.