1 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * Makefile.in: Regenerate.
4 * aclocal.m4: Regenerate.
5 * config.h.in: Regenerate.
6 * configure: Regenerate.
7 * testsuite/Makefile.in: Regenerate.
9 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
13 2009-07-16 Joseph Myers <joseph@codesourcery.com>
15 * configure: Regenerate.
17 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
22 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
24 2009-07-01 Richard Guenther <rguenther@suse.de>
26 PR tree-optimization/19831
27 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
29 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
30 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
31 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
33 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
35 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
36 to ld_library_path. Use add_path. Add just find_libgcc_s to
37 ld_library_path, not every libgcc multilib directory.
39 2009-04-09 Nick Clifton <nickc@redhat.com>
41 * mf-hooks1.c: Change copyright header to refer to version 3
42 of the GNU General Public License with version 3.1 of the GCC
43 Runtime Library Exception and to point readers at the COPYING3
44 and COPYING3.RUNTIME files and the FSF's license web page.
45 * mf-heuristics.c: Likewise.
46 * mf-hooks2.c: Likewise.
47 * mf-hooks3.c: Likewise.
48 * mf-impl.h: Likewise.
49 * mf-runtime.c: Likewise.
50 * mf-runtime.h: Likewise.
52 2009-04-09 Jakub Jelinek <jakub@redhat.com>
54 * testsuite/lib/mfdg.exp: Change copyright header to refer to
55 version 3 of the GNU General Public License and to point readers
56 at the COPYING3 file and the FSF's license web page.
57 * testsuite/lib/libmudflap.exp: Likewise.
59 2009-03-31 Ben Elliston <bje@au.ibm.com>
62 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
63 object', not `mudflap object'.
65 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
67 * configure: Regenerate.
69 2009-02-03 Jakub Jelinek <jakub@redhat.com>
71 * mf-runtime.c (__mf_usage): Update copyright notice dates.
73 2009-01-23 Jie Zhang <jie.zhang@analog.com>
75 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
76 __thread when TLS support is emulated.
77 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
78 * mf-runtime.c (__mf_state_1): Likewise.
79 * configure.ac: Use GCC_CHECK_EMUTLS.
80 * configure: Regenerate.
81 * config.h.in: Regenerate.
83 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
85 * configure: Regenerate.
87 2008-11-26 Janis Johnson <janis187@us.ibm.com>
90 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
92 (standard-wait): Remove.
93 * testsuite/lib/libmudflap.exp: Include new timeout library files.
94 (libmudflap_target_compile): Set timeout value from new proc.
96 2008-11-10 Jakub Jelinek <jakub@redhat.com>
99 * testsuite/libmudflap.c/pass67-frag.c: New test.
101 2008-10-09 Jakub Jelinek <jakub@redhat.com>
104 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
106 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
107 Steve Ellcey <sje@cup.hp.com>
109 * configure: Regenerate for new libtool.
110 * Makefile.in: Ditto.
111 * testsuite/Makefile.in: Ditto.
113 2008-09-15 Jakub Jelinek <jakub@redhat.com>
116 * testsuite/libmudflap.c/pass64-frag.c: New test.
118 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
120 * Makefile.in: Regenerate.
121 * config.h.in: Regenerate.
122 * configure: Regenerate.
123 * testsuite/Makefile.in: Regenerate.
125 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
128 * aclocal.m4: Regenerate.
129 * configure: Regenerate.
131 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
133 * testsuite/libmudflap.c/pass63-frag.c: New test.
135 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
137 * aclocal.m4: Regenerate.
138 * configure: Likewise.
139 * Makefile.in: Likewise.
140 * testsuite/Makefile.in: Likewise.
142 2008-03-02 Jakub Jelinek <jakub@redhat.com>
144 * mf-runtime.c (__mf_usage): Update copyright notice dates.
146 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
148 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
150 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
152 2008-01-24 David Edelsohn <edelsohn@gnu.org>
154 * configure: Regenerate.
156 2008-01-05 Jakub Jelinek <jakub@redhat.com>
158 PR tree-optimization/34618
159 * testsuite/libmudflap.c/pass62-frag.c: New test.
161 2008-01-03 Jakub Jelinek <jakub@redhat.com>
164 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
166 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
169 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
171 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
173 * configure: Regenerate following changes to ../config/tls.m4.
175 2007-07-26 Tom Tromey <tromey@redhat.com>
177 * Makefile.in: Rebuilt.
178 * Makefile.am (clean-local): Removed.
179 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
180 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
181 (libmudflapth_la_SOURCES): List sources.
182 (libmudflapth_la_LIBADD): Clear.
183 (libmudflapth_la_CFLAGS): New variable.
185 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
187 * aclocal.m4: Regenerated.
189 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
191 * configure: Regenerate.
193 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
195 From Andi Kleen <ak@suse.de>:
196 * mf-runtime.c (options): Rename structure for compatibility with
199 2007-05-23 Steve Ellcey <sje@cup.hp.com>
201 * Makefile.in: Regenerate.
202 * configure: Regenerate.
203 * aclocal.m4: Regenerate.
204 * testsuite/Makefile.in: Regenerate.
206 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
208 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
210 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
212 * Makefile.am: Add dummy install-pdf target.
213 * Makefile.in: Regenerate
215 2007-02-07 Jakub Jelinek <jakub@redhat.com>
218 * configure: Regenerate.
220 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
222 * configure: Regenerate.
224 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
226 * configure: Regenerated.
228 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
231 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
232 static but not function scope static.
233 (free): Skip deallocation attempts for objects placed into
235 * testsuite/libmudflap.cth/pass59-frag.c: New test.
237 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
239 From Herman ten Brugge <hermantenbrugge@home.nl>:
240 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
241 small and large objects are handled a lot faster.
243 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
245 * configure.ac (__libc_freeres): Look for it.
246 * mf-impl.h (call_libc_freeres): New configuration flag.
247 * mf-runtime.c (__mf_set_default_options): Set it by default.
248 (__mfu_report): Call it if needed.
249 (__mfu_unregister): Remove "unaccessed registered object" warning.
250 * configure, config.h.in: Regenerated.
252 2006-09-18 Tom Tromey <tromey@redhat.com>
254 * configure: Rebuilt.
256 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
259 mf-runtime.h installation based on ssp patch for PR 26473 from
260 Mark Mitchell <mark@codesourcery.com>.
261 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
262 * Makefile.am (target_noncanonical): Define.
263 (libsubincludedir): New variable.
264 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
265 (include_HEADERS): Remove.
266 * configure, aclocal.m4, config.h.in: Regenerated.
267 * Makefile.in, testsuite/Makefile.in: Likewise.
268 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
269 and _THREAD_SAFE redefinition values.
271 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
273 * Makefile.am: Add install-html target. Add install-html to .PHONY
274 * Makefile.in: Regenerate.
276 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
279 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
282 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
284 2006-04-10 Matthias Klose <doko@debian.org>
286 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
287 directory names containing underscores.
289 2005-11-22 Janis Johnson <janis187@us.ibm.com>
291 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
292 MUDFLAP_FLAGS if static library not supported.
293 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
294 * testsuite/libmudflap.c/externs.exp: Ditto.
295 * testsuite/libmudflap.c++/ctors.exp: Ditto.
296 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
297 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
299 2005-10-04 James E Wilson <wilson@specifix.com>
301 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
302 $name as array of characters with unknown bound. Also store into the
304 * configure: Regenerate.
306 2005-09-30 James E. Wilson <wilson@specifix.com>
308 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
310 (target_thread_file): New. Set from sed'ed gcc output.
311 (posix_threads): New. Set from target_thread_file. Use instead of
313 (pthread_create_version): Move initialization before code using it.
314 * configure: Regenerate.
316 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
319 2005-09-29 James E. Wilson <wilson@specifix.com>
321 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
322 with HAVE_MMAP ifdef.
324 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
327 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
329 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
331 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
333 2005-09-23 Tom Tromey <tromey@redhat.com>
335 * aclocal.m4, configure: Rebuilt.
336 * configure.ac: Use GCC_CHECK_TLS.
337 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
340 2005-08-22 Jim Wilson <wilson@specifix.com>
342 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
343 __FreeBSD__ is defined.
345 2005-08-17 Jim Wilson <wilson@specifix.com>
347 * mf-hooks1.c (malloc, calloc, realloc, free,
348 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
349 the real routines, and END_MALLOC_PROTECT afterwards.
350 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
351 (BEGIN_PROTECT): Handle in_malloc state.
352 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
353 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
355 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
357 * All files: Update FSF address.
359 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
361 * mf-hooks3.c (main_seen_p): Remove.
362 (__mf_get_state): Remove attempt to recognize the main thread.
364 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
366 * configure.ac: Test for the name of the symbol used for the entry
367 point; define ENTRY_POINT to the result.
368 * configure: Regenerate.
369 * config.h.in: Regenerate.
370 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
372 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
374 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
375 (__mf_init): Set thread state active.
376 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
378 (pthread_create wrapper): Always use thread spawner.
380 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
381 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
383 2005-07-16 Richard Henderson <rth@redhat.com>
385 * acinclude.m4: New file.
386 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
387 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
388 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
389 (__mf_0fn_calloc): ... here.
390 * mf-hooks3.c (struct pthread_info): Remove.
391 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
392 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
393 (struct mf_thread_data): New.
394 (mf_thread_data, mf_thread_data_lock): New.
395 (__mf_allocate_blank_threadinfo): Remove.
396 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
398 (__mf_state_perthread): Remove.
399 (__mf_get_state, __mf_set_state): New.
400 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
401 Update mf_thread_data killing procedure.
402 (__mf_pthread_spawner): Similarly.
403 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
404 code to allocate thread stack space.
405 (__mf_0fn_pthread_join, pthread_join): Remove.
406 (__mf_0fn_pthread_exit, pthread_exit): Remove.
407 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
408 (__mf_state_1): Rename from __mf_state; use TLS when available.
409 (__mf_get_state, __mf_set_state): New. Update all users.
410 * mf-runtime.c (begin_recursion_protect1): New.
411 (BEGIN_RECURSION_PROTECT): Use it.
412 (__mf_state_1): Rename from __mf_state; use TLS when available.
413 (threads_active_p): Remove.
414 (__mf_usage): Compute it directly.
416 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
418 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
420 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
422 Fix for uncaching bug reported by Herman ten Brugge.
423 * mf-runtime.c (__mf_uncache_object): Search whole cache.
424 * testsuite/libmudflap.c/fail40-frag.c: New test.
426 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
429 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
430 * Makefile.in: Amend.
432 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
435 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
436 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
438 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
441 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
443 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
446 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
447 unsigned vars with #defines instead of enums.
449 2005-05-09 Mike Stump <mrs@apple.com>
451 * configure: Regenerate.
453 2005-04-12 Mike Stump <mrs@apple.com>
455 * configure: Regenerate.
457 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
460 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
461 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
463 2005-04-04 Alan Modra <amodra@bigpond.net.au>
465 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
467 2005-03-31 Mike Stump <mrs@apple.com>
469 * mf-runtime.h: Add libmudflap copyright clause.
471 2005-03-21 Mike Stump <mrs@apple.com>
473 * mf-heuristics.c: Fix whitespace at end of line.
474 * mf-hooks1.c: Likewise.
475 * mf-hooks2.c: Likewise.
476 * mf-hooks3.c: Likewise.
477 * mf-impl.h: Likewise.
478 * mf-runtime.c: Likewise.
479 * mf-runtime.h: Likewise.
481 2005-03-21 Zack Weinberg <zack@codesourcery.com>
483 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
484 In all substitutions, expand gcc_version in Makefile.
485 * aclocal.m4, configure: Regenerate.
486 * Makefile.am: Set gcc_version.
487 * Makefile.in, testsuite/Makefile.in: Regenerate.
489 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
491 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
492 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
494 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
497 * testsuite/libmudflap.c++/pass55-frag.c: New test.
499 2005-01-05 Richard Henderson <rth@redhat.com>
501 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
503 2005-01-02 Greg McGary <greg@mcgary.org>
505 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
506 * mf-runtime.h: New file, replaces mf-runtime.h.in.
507 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
508 * Makefile.in: Ditto.
509 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
510 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
511 * testsuite/libmudflap.c/fail36-frag.c: New test.
512 * testsuite/libmudflap.c/fail37-frag.c: New test.
513 * testsuite/libmudflap.c/fail38-frag.c: New test.
515 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
517 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
518 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
520 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
522 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
523 * aclocal.m4: Include ../config/gcc-version.m4.
524 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
526 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
528 * Makefile.am: Define ACLOCAL_AMFLAGS.
529 * acinclude.m4: Remove.
530 * stamp-h.in: Remove superfluous stamp file.
531 * aclocal.m4, configure, Makefile.in: Regenerate.
532 * testsuite/Makefile.in: Likewise.
534 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
536 * Makefile.am: Revert previous.
537 * acinclude.m4: Restore.
538 * aclocal.m4, configure, Makefile.in: Regenerate.
539 * testsuite/Makefile.in: Likewise.
541 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
543 * Makefile.am: Define ACLOCAL_AMFLAGS.
544 * acinclude.m4: Remove.
545 * aclocal.m4, configure, Makefile.in: Regenerate.
546 * testsuite/Makefile.in: Likewise.
548 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
550 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
552 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
554 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
555 * testsuite/Makefile.in: Likewise.
557 2004-11-01 Andreas Schwab <schwab@suse.de>
559 * configure.ac: (target_alias): Default to $host_alias, not
561 * configure: Regenerated.
563 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
565 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
566 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
569 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
572 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
574 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
576 * configure.ac: Check for more headers, functions.
577 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
578 tracking overridden FILE buffers.
579 (fopen, setvbuf): New/revised hook functions for buffer overriding.
580 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
581 (fflush): Accept given NULL stream (means "all streams").
583 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
585 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
586 (__mf_adapt_cache): Use them all.
587 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
588 * testsuite/libmudflap.c++/ctors.exp: Ditto.
589 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
590 * configure, config.h.in: Regenerated.
592 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
594 * configure.ac: Checking for sys/socket.h once is enough.
595 * configure: Regenerated.
597 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
599 * configure.ac: Look for more headers & functions.
600 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
601 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
602 * mf-runtime.c (options): Clean up integer signedness warnings.
603 (main): Add a declaration to fix a warning.
604 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
605 * configure, config.h.in: Regenerated.
607 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
609 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
610 New tests for proper base/limit checking for aggregates.
612 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
614 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
616 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
618 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
619 * mf-hooks2.c (strerror): Unregister previous string returned by
621 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
622 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
623 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
624 * mf-runtime.c (__mf_describe_object): Clarify object life status.
625 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
627 * configure, config.h.in: Regenerated.
629 2004-08-03 Dale Johannesen <dalej@apple.com>
631 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
633 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
635 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
636 simplified contents in all former callers.
638 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
640 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
641 the statically linked case.
643 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
645 * splay-tree.[ch]: Remove. Merge contents into ...
646 * mf-runtime.c: ... here, renaming symbols and making all functions
647 static. Remove unused min/max functions.
648 * Makefile.am: Forget about splay-tree.[ch].
649 * Makefile.in, testsuite/Makefile.in: Regenerated.
651 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
653 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
654 (__mfu_usage): Include (C) 2004.
655 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
656 here. Include a comment explaining why.
658 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
660 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
661 * mf-runtime.c (options): Give them a name.
662 (__mf_set_default_options): Set them.
663 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
664 (__mf_violation): Warning cleanup.
665 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
666 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
668 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
671 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
674 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
676 Test case for g++/15861
677 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
678 * testsuite/libmudflap.c++/ctors.exp: Driver.
679 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
680 Look only for *frag* test cases.
682 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
684 ANSI C conversion, libmudflap specialization, recursion limiting.
685 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
686 argument and indirection function pointers, update callers.
687 (splay_tree_s): Add statistics and recursion control fields
688 num_keys, max_depth, depth, rebalance_p.
689 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
690 Back out of search if it exceeds limit.
691 (splay_tree_splay): Manage recursion limiting with rebalancing as
693 (splay_tree_new): More initialization.
694 (splay_tree_rebalance): New function.
695 (splay_tree_foreach): Rewrite using nonrecursive logic.
696 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
697 Remove. Point indirect calls to mf-runtime.c's routines.
698 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
700 (splay_tree_delete, splay_tree_delete_helper): Ditto.
701 * testsuite/heap-scalestress.c: New test based on one from
702 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
704 2004-07-05 Matthias Klose <doko@debian.org>
706 * libtool-version: New.
707 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
708 Use -version-info for soname.
709 * Makefile.in: Regenerate.
710 * configure.ac: Remove libtool_VERSION macro
711 * configure: Regenerate
713 2004-07-05 Zack Weinberg <zack@codesourcery.com>
715 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
716 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
719 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
721 Splay tree implementation fork.
722 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
723 Use hard-coded comparison function for uintptr_t. Remove key/value
724 deallocation logic. Cache last splayed key for consecutive lookups.
725 * Makefile.am, Makefile.in: Use them, don't link to them.
726 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
727 (__mf_find_objects2): Flip successor/predecessor search sequence.
728 * ansidecl.h, libiberty.h: Removed dummy files.
730 2004-06-29 Nick Clifton <nickc@redhat.com>
732 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
733 * configure: Regenerate.
734 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
736 Remove spurious inclusion of <strings.h>.
738 2004-06-29 Nick Clifton <nickc@redhat.com>
740 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
741 function actually exists.
743 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
745 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
746 * config.h.in: Regenerated.
748 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
750 Adopt splay trees for object database.
751 * Makefile.am: Copy splay-tree.* from libiberty.
752 * Makefile.in, testsuite/Makefile.in: Regenerated.
753 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
754 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
755 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
756 * mf-runtime.c: Rewrite code dealing with object database to use
757 libiberty splay trees. Remove tree liveness aging option.
758 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
760 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
762 * configure.ac: New name of configure.in. Update
763 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
764 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
765 Autoconf 2.5x and Automake 1.7 or later.
766 * configure.in: Remove.
767 * configure: Regenerate.
769 * Makefile.am: Remove useless multilib rules.
770 * Makefile.in: Regenerate.
772 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
774 * .cvsignore: New file.
776 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
779 * mf-hooks2.c (semctl): Add cygwin porting hack.
781 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
784 * configure.in: Look for ctype header and glibc implementation.
785 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
786 array hooks for glibc 2.3.
787 * mf-runtime.h.in: Wrap them.
788 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
790 * testsuite/libmudflap.c/pass47-frag.c: New test.
791 * configure, config.h.in: Regenerated.
793 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
795 Portability improvements, e.g., libmudflap/15293.
796 * configure.in: Look for glibc extension functions. Look for
797 support of -f{function,data}-sections. Look for more headers.
798 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
799 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
800 mf-hooks* into usual single object per source.
801 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
802 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
803 if system doesn't provide one.
804 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
805 (pthread_create): Use it to properly GC dead thread stacks.
806 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
807 * testsuite/Makefile.am: Stop generating site.exp.
808 * testsuite/mfconfig.exp.in: New file.
809 * testsuite/config/default.exp: Load new mfconfig.exp.
810 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
811 (prune_gcc_output): Add glibc static linking warnings.
812 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
813 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
814 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
815 Regenerated with autoconf 2.57 and automake 1.7.
817 2004-06-04 Per Bothner <per@bothner.com>
819 * configure.in (LIBMUDFLAPTH): Fix thinko.
821 * configure.in: Check for more headers.
822 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
824 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
825 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
827 2004-06-01 Andreas Jaeger <aj@suse.de>
829 * configure.in: Handle multilibs, support
830 --enable-version-specific-runtime-libs.
831 * Makefile.am (lib_LTLIBRARIES): Rename to ...
832 (toolexeclib_LTLIBRARIES): this for multilib support.
833 * Makefile.in: Regenerated.
834 * configure: Regenerated.
835 * aclocal.m4: Regenerated.
836 * config.h.in: Regenerated.
837 * testsuite/Makefile.in: Regenerated.
839 2004-06-01 Andreas Jaeger <aj@suse.de>
841 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
842 multilibs, using multilib directory instead of hardcoded path.
845 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
847 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
848 * Makefile.in: Ditto.
850 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
852 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
853 * aclocal.m4, configure: Rebuilt.
855 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
857 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
858 import some build settings from libstdc++-v3 testsuite_flags.
859 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
860 changes to pass test language.
862 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
863 quicker mode-nop handling.
865 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
867 * mf-impl.h: Added libgcc license header.
869 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
871 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
872 Added libgcc license header.
873 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
874 (pthread_create): Simplify stack allocation syntax.
876 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
878 * mf-hooks2.c: Support FreeBSD.
879 (WRAP_gets): Avoid gets().
880 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
881 test unimplemented mem/str calls on FreeBSD.
882 * testsuite/libmudflap.c/pass21-frag.c: Do not include
883 <alloca.h> on FreeBSD.
885 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
887 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
888 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
889 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
890 flags for static linking permutation.
891 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
892 some pthreads code that croaks on linux glibc tls.
894 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
896 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
898 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
900 * testsuite/libmudflap.c/pass44-frag.c: New test.
902 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
904 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
906 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
908 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
910 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
912 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
914 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
917 * configure.in: Add check for see if
918 socklen_t typedef is in sys/socket.h.
919 * mf-hooks1.c: Add define if socklen_t
921 * mf-hooks2.c: Likewise.
922 * mf-hooks3.c: Likewise.
923 * config.h.in: Regen.
926 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
928 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
929 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
931 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
932 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
933 (unoptimized) allocation of stack space.
935 2003-12-07 Richard Henderson <rth@redhat.com>
937 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
938 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
940 2003-12-06 Andrew Pinski <apinski@apple.com>
942 partial PR libmudflap/12670
943 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
944 * mf-hooks2.c: Likewise.
945 * mf-hooks3.c: Likewise.
947 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
950 * mf-runtime.h.in: Switch to #pragma redefine_extname for
951 symbols interposed at compile time.
952 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
955 * mf-hooks2.c (semctl): Tolerate FreeBSD.
957 * configure.in: Reorganize check for <pthread.h>.
958 * configure: Regenerated.
960 2003-11-04 David Edelsohn <edelsohn@gnu.org>
962 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
963 (_LARGE_FILE_API): Define for AIX.
964 * mf-hooks[123]: Same.
965 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
967 2003-10-21 David Edelsohn <edelsohn@gnu.org>
969 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
971 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
973 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
975 * configure.in: Update check for union semun.
977 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
980 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
982 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
985 * configure.in: Add checks for 64-bit LFS functions, struct semun
986 definition, for BSD compatibility.
987 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
988 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
989 * mf-hooks3.c: Ditto.
990 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
992 * configure, config.h.in: Regenerated.
994 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
996 Multithreading fixes:
997 * mf-runtime.c (__mf_object): Store allocating/deallocating
999 (options): Support new "-thread-stack" option.
1000 Rename "-heur-argv-environ" option to "-heur-stdlib".
1001 Disable "-lc-mask" and "-lc-shift" options.
1002 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1003 (__assert_fail): New self-contained function for glibc.
1004 * mf-hooks3.c: Essentially rewritten, particularly related to
1005 use of __mf_pthread_info array.
1006 (pthread_join, _exit): New hook functions.
1007 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1008 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1011 * mf-heuristics.c: Add type casts for tracing, sub calls.
1012 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1013 Update all callers to declare explicit result holder.
1014 (END_PROTECT): Removed.
1015 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1017 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1019 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1020 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1021 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1023 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1025 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1026 * mf-hooks: Removed.
1027 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1028 Move these macros from old mf-hooks.c here.
1029 * Makefile.am: Adapt to split-up hook sources for faster builds.
1030 * Makefile.in: Regenerated.
1032 * mf-heuristics.c: Remove #if-0 block.
1034 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1035 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1036 (CALL_REAL, __mf_init): Corresponding changes.
1037 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1038 all callers to remove redundant "mf:" prefix.
1039 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1040 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1041 (__mf_pthread_info): Become a hash table.
1043 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1044 "dg-repetitions" directives to control test case execution.
1045 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1047 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1049 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1051 * mf-hooks.c (alloca): Separate into stub.
1052 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1053 malloc/free for alloca blocks.
1054 (pthread_create): Tolerate failing pthread_attr_get* calls.
1055 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1056 * mf-impl.h (CALL_WRAP): Remove macro.
1057 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1058 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1059 padding for ia64 BIT_FIELD_REF constructs.
1061 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1063 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1064 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1065 libmudflap object type.
1066 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1067 crashes on unregistering STATIC objects.
1069 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1071 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1072 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1073 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1074 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1075 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1076 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1077 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1078 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1079 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1080 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1081 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1082 (accept, bind, connect, gethostname, sethostname): New hooks.
1083 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1084 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1085 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1086 * mf-runtime.h.in: Corresponding changes.
1087 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1088 (opts) Rename heur_argv_environ to heur_std_data.
1089 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1090 * Makefile.am: Corresponding changes.
1091 * Makefile.in: Regenerated.
1093 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1095 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1096 heuristic for threaded case, and for non-x86-linux targets.
1097 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1098 for use during pre-main() program startup.
1099 (__mf_0fn_*): Make these functions non-static.
1100 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1102 * mf-runtime.c (__mf_state): Set initial state to "starting".
1103 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1104 (__wrap_main): New function to register argv[] and environ[] strings.
1105 (__mf_ini): Call it.
1106 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1108 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1109 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1111 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1113 * aclocal.m4, configure: Regenerated.
1115 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1117 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1118 * aclocal.m4, configure: Regenerated.
1120 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1122 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1123 for x86_64 target. Disable caching for this value.
1124 * aclocal.m4, configure: Regenerated.
1126 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1128 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1129 is about to become deprecated, and its present handling bugs are
1132 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1134 * testsuite/libmudflap.c/pass38-frag.c: New test for
1137 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1139 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1140 __mf_report, asserting reentrant calling context.
1142 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1144 * mf-hooks.c (realloc): Correct reentrancy logic.
1145 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1147 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1149 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1150 PTHREAD_THREADS_MAX. Update users.
1151 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1153 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1154 with libmudflapth presence indicator.
1155 * testsuite/Makefile.in: Regenerated.
1157 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1159 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1160 * configure.in: Remove silly no-pthreads => no-shared logic.
1161 * Makefile.in, configure: Regenerated.
1162 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1163 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1164 code. Count reentrancy events.
1165 (all hook functions): Don't directly manipulate __mf_state variable.
1166 Add TRACE calls to hook functions without them.
1167 * mf-impl.h (LOCKTH): Try to count lock contention events.
1168 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1169 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1170 Reorganize reentrancy code.
1171 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1172 identify reentrancy with mutex holding times.
1173 (internal __mfu_ entry points): Remove internal reentrancy code.
1174 (__mf_init): Use ordinary locked calls.
1175 (__mfu_report): Print the two new counts.
1176 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1177 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1178 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1179 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1182 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1184 * configure.in: Add pthread support, plus glibc and porting hacks.
1185 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1186 from objects built into ./pth/.
1187 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1188 functions for internal entry points. Update callers to pick
1189 locked vs. unlocked variants.
1190 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1191 info coming in from a static data structure.
1192 (*): Reorder miscellaneous declarations to group data vs functions.
1193 (__mf_set_default_options): Simplify.
1194 (__mf_usage): Mention threading status of host executable.
1195 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1196 decls to match above.
1197 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1198 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1199 some lock/unlock markers. Remove some unused code.
1201 (pthread_create): New hook function.
1202 (__mf_pthread_cleanup, _spawner): New helper functions.
1203 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1205 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1207 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1209 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1211 * Makefile.am (HOOKOBJS): Add *time related hooks.
1212 * configure.in: Look for pthreads.h header.
1213 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1214 * mf-runtime.c: Begin sketching some pthreads support.
1215 (__mf_usage): Check for -lpthread presence.
1216 (__mf_unregister): Confirm matching unregistration base.
1217 (__mf_find_objects_rec): Reduce unnecessary recursion.
1218 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1219 #defines for new hook functions.
1220 * mf-impl.h: Corresponding changes.
1221 * config.h.in, configure, Makefile.in: Regenerated.
1223 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1225 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1226 modifiers to prevent being optimized away.
1227 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1228 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1229 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1230 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1231 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1232 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1233 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1235 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1237 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1238 * configure.in: Look for uintptr_t and -ldl on target.
1239 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1240 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1241 * testsuite/Makefile.in: Regenerated.
1242 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1243 for better C compliance.
1245 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1247 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1249 * mf-runtime.c (__mf_set_default_options): Turn off
1250 check-initialization.
1251 (__mf_describe_object): Shorten description.
1252 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1254 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1256 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1258 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1260 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1262 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1263 * mf-impl.h (CALL_BACKUP): New macros.
1264 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1266 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1268 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1269 (HOOKOBJS): Remove dlopen hook.
1270 (libmudflap_la_LIBADD): Add -ldl.
1271 * mf-hooks.c (dlopen): Remove hook.
1272 * mf-impl.h (__mf_dynamic): Ditto.
1273 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1274 * Makefile.in: Regenerated.
1276 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1278 * configure.in: Check for target gettimeofday, signal, some headers.
1279 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1280 out inop multi_threaded field.
1281 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1282 (__mf_set_options): Correct handling of "-help".
1283 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1284 (__mf_check, __mf_register, __mf_unregister): Call it.
1285 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1286 (__mf_report_leaks): Make callable
1287 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1288 distribution statistics.
1289 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1291 * config.h.in, configure: Regenerated.
1292 * testsuite/libmudflap.c/fail27-frag.c: New test.
1293 * testsuite/libmudflap.c/pass36-frag.c: New test.
1295 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1297 * mf-runtime.h.in: Tweak.
1298 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1299 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1300 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1302 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1304 * configure.in: Tweak generation of mf-runtime.h some more. It
1305 needs to work from both config.status and configure.
1306 * configure: Regenerated.
1308 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1310 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1311 * configure.in: Tweak generation of mf-runtime.h.
1312 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1313 * mf-hooks.c (*): Adapt to initialized-heap object type.
1314 * mf-impl.h: Tweak cemetary boundaries.
1315 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1317 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1318 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1319 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1320 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1322 * testsuite/.../fail{25,26}-frag.c: New tests.
1323 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1324 * Makefile.in, configure: Regenerated.
1326 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1328 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1329 checking by default.
1330 (__mf_insert_new_object): As a temporary hack, assume that new
1331 objects registered on the stack start out initialized.
1332 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1333 heap objects by hand.
1335 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1337 Switch to macro-style hooks for str*/mem*/b* functions.
1338 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1339 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1340 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1341 (__mf_set_default_options): Turn off heur_proc_map.
1342 (*): Adapt to to macro-style hook functions.
1343 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1344 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1345 (__mf_violation): Handle __MF_VIOL_WATCH.
1346 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1347 (__mf_dynamic): Removed mem*/str*/b* functions.
1348 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1349 (WRAPPER2): New macro for macro-style hooks.
1350 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1352 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1353 * mf-heuristics.c: Adapt to macro-style hook functions.
1354 Correct some comments.
1355 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1356 output pattern tests.
1357 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1358 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1360 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1362 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1363 for global array registration.
1364 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1365 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1367 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1369 * Makefile.am: Add gross make bug workarounds. Tweaked
1370 SUBDIRS and AM_CFLAGS.
1371 * Makefile.in: Regenerated.
1373 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1376 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1377 * Makefile.am (TESTS): Remove simple automake testing.
1378 * configure, Makefile.in: Regenerated.
1379 (SUBDIRS): Include new testsuite/ directory.
1380 * tests/*: Removed all files; moved bulk under:
1381 * testsuite/*: New subdirectory tree.
1382 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1383 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1384 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1385 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1386 * testsuite/config/default.exp: New file.
1387 * testsuite/Makefile.am, Makefile.in: New files.
1389 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1391 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1392 (TESTS): Add fail22 and pass29 tests.
1393 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1394 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1395 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1396 values. Move __MF_VIOL* here.
1397 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1398 (check_initialization): New field in __mf_opts. Default off.
1399 (read_count,write_count): New fields in __mf_object.
1400 (__mf_check): Implement basic initialization checking.
1401 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1402 (__mf_describe_object): Print new fields.
1403 (__mf_violation): Identify check/read vs. check/write in messages.
1404 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1405 "-check-initialized" mudflap option.
1406 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1407 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1408 Drop __FILE__/__LINE__ hack. Update callers.
1409 (*): Adapt to new mf-runtime.h API.
1410 * Makefile.in: regenerated.
1412 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1414 * configure.in: Build mf-runtime.h a more proper way.
1415 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1416 * mf-runtime.c (verbose_violations): Turn on by default.
1417 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1418 * mf-impl.h: ... and move it here.
1419 * configure: Regenerated.
1421 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1423 * configure.in: Look for C++ compiler.
1424 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1425 fixed type warnings when built with C++.
1426 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1427 * Makefile.am (TESTS): Run them.
1428 (*) Add new rules for building and running C++ tests.
1429 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1430 * mf-runtime.h.in: Protect with extern "C".
1431 * Makefile, configure: Regenerated.
1433 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1435 Portability improvements.
1436 * configure.in: Look for glibc backtrace headers/functions.
1437 * mf-hooks.c: Don't include <execinfo.h> any more.
1438 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1440 (__mf_backtrace): Provide alternate baby implementation in
1442 * test/mf-driver.c: Portability tweaks.
1443 * acinclude.m4: New file, containing top level libtool.m4.
1444 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1446 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1448 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1450 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1452 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1454 (__mf_unregister): Implement stack/heap object wiping.
1455 (__mf_set_options): Renamed from __mf_process_opts.
1456 (__mf_uncache_object): Change arg type, correct callers.
1457 * mf-impl.h: Corresponding changes.
1458 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1459 * mf-runtime.h.in (__mf_set_options): Extend public API.
1460 * test/pass26-frag.c: New test for stack wiping.
1461 * Makefile.am (TESTS): Run it.
1462 * Makefile.in: Regenerated.
1464 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1466 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1467 * mf-runtime.c (__mf_object_t): Add watching_p field.
1468 (__mf_watch_or_not): New function to implement
1469 object watch flagging.
1470 (__mf_watch, __mf_unwatch): New wrappers for above.
1471 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1472 (__mf_count_violation): Enlarge array.
1473 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1474 unlink object. Clear cache properly.
1475 (__mf_unregister): Unlink object explicitly before uncaching.
1476 * test/fail21-frag.c, pass25-frag.c: New tests.
1477 * Makefile.in, aclocal.m4: Regenerated.
1479 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1481 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1482 * Makefile.am (TESTS): Add it.
1483 * test/pass-stratcliff.c: Add decls of stpcpy.
1484 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1485 build tree from config.h and new file mf-runtime.h.in.
1486 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1487 * Makefile.in, configure, config.h.in: Regenerated.
1488 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1489 * mf-runtime.c (options, __mf_set_default_options): Support new
1490 default "abbreviate" option.
1491 (__mf_object.description_epoch): New field.
1492 (__mf_describe_object): Conditionally abbreviate objects already
1493 displayed in current epoch. Accept NULL input to increment epoch.
1494 (__mf_fini, __mf_ini): Reset description epoch.
1495 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1496 that NULL pointer slot in lookup cache is invalidated. Register a
1497 NOACCESS region around NULL.
1498 * mf-impl.h: Corresponding changes.
1500 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1502 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1503 * Makefile.am: Run them. Install mf-runtime.h.
1504 * Makefile.in: Regenerated.
1505 * mf-hooks.c: Add some markers for more missing functions.
1506 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1507 statistic to tune tune cache size (mask).
1509 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1511 * test/pass23-frag.c: New test for bit_field_ref expressions.
1512 * Makefile.am, Makefile.in: Add new test.
1513 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1514 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1515 * mf-runtime.c (__mf_init): Register errno global.
1516 (__mf_find_object): Removed function.
1517 (__mf_check): Rewrite logic to support accesses across some
1518 contiguous but distinctly registered objects.
1519 (__mf_remove_old_object): Tolerate cache entries that span
1522 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1524 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1525 * Makefile.am, Makefile.in: Run new tests.
1526 * mf-hooks.c (alloca): Correct stack direction logic.
1528 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1530 * mf-impl.h (adapt_cache): New option.
1531 * mf-runtime.c (__mf_set_default_options): Set its default value.
1532 Tweak the tree_aging parameter down.
1533 (__mf_check): Maintain separate counter for cache-adaptation.
1534 (__mf_tree_analyze): New function to collect object tree stats.
1535 (__mf_adapt_cache): New function to automate cache parameters.
1537 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1539 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1540 hypothetical #if-0'd argv/envp region registration.
1541 * mf-runtime.c (__mf_init): Add kludged form of above.
1542 (*) Add "heur_argv_environ" flag, default on, to govern this.
1543 * mf-impl.h: Corresponding changes.
1545 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1547 * test/fail18-frag.c: New test file for NOACCESS regions.
1548 * Makefile.am (TESTS): Add new test.
1549 * Makefile.in: Regenerated.
1551 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1552 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1553 (optimize_object_tree): Remove unused mudflap_option.
1554 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1555 support throughout. Use .._MAX_CEM for cemetary upper bound.
1556 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1558 (__mf_object): Add new liveness field for use by tree aging.
1559 (__mf_check): Trigger tree aging when needed.
1560 (__mf_age_tree): New function to decay liveness field.
1561 (__mf_find_objects_rec): Use liveness field to rotate tree.
1562 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1563 (__mf_unregister): Ditto.
1564 (__mf_register): Tweak duplicate-static message.
1565 (__mf_violation: Tweak nearby-object counter printing.
1567 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1569 * test/pass20-frag.c: New test file.
1570 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1571 * Makefile.in: Regenerated.
1573 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1574 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1575 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1576 entries to avoid repeat registration.
1577 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1578 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1580 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1582 * Makefile.am: Create test sources with #include, not cat>>.
1583 * Makefile.in: Regenerated.
1584 * test/buildtest.sh: Removed.
1585 * test/driver.c (abort_handler, main): Be quiet.
1587 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1589 * test/pass18-frag.c, pass19-frag.c: New tests.
1590 * Makefile.am (check): Run them. Rebuild test programs each time.
1591 * Makefile.in: Regenerated.
1593 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1595 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1596 overlapping object search.
1597 (__mf_violation): Likewise for nearby objects.
1598 Improve nearby-object listing.
1601 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1602 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1604 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1607 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1608 (HOOKOBJS): Add alloca-hook.o.
1609 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1611 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1612 (__mf_backtrace): Reimplement without using alloca.
1613 * Makefile.in: Regenerated.
1616 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1617 Correct signedness bugs in length-tracking variables.
1618 * mf-impl.h: Make options unsigned.
1619 (CALL_WRAP): New macro to parallel CALL_REAL().
1620 (DECLARE): Remove erroneous ";" at end.
1621 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1622 formatting specs with %08lx. Correct several compiler warnings.
1624 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1626 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1628 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1630 libmudflap hook breakup:
1631 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1633 (TESTS): Make dependent on libmudflap.
1634 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1635 compiled from segments of mf-hooks.c.
1636 * mf-hooks.c: Corresponding changes: wrap each function in
1638 * Makefile.in: Regenerated.
1640 Heuristics reorganization:
1641 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1642 Remove these functions. Update callers.
1643 (__mf_heuristic_check): Incorporate all the various heuristics.
1644 Encode cacheability/retry judgement into trinary return value.
1645 Separate start-end logic into a separate fallback heuristic. Only
1646 register relevant /proc/self/map segments.
1647 * mf-impl.h: Corresponding changes.
1648 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1649 (__mf_init): Don't call __mf_init_heuristics.
1652 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1653 "-verbose-trace" to emit all tracing messages other than those of
1654 basic public api. Eliminate some duplicate/excessive messages.
1655 * mf-runtime.h: Corresponding changes.
1657 2002-08-27 Graydon Hoare <graydon@redhat.com>
1659 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1660 and __real when compiled with -DPIC.
1661 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1662 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1663 * Makefile.in: Regenerate.
1665 2002-08-26 Graydon Hoare <graydon@redhat.com>
1667 * mf-impl.h: New file, private implementation header.
1668 * mf-runtime.h: Reorganize a bit.
1669 (CLAMPSZ): Fix arithmetic.
1670 (__MF_CACHE_MISS_P): Fix arithmetic.
1671 * mf-runtime.c: Reorganize a bit.
1672 (__mf_dynamic): New structure.
1673 (resolve_single_dynamic): New function.
1674 (__mf_resolve_dynamics): New function.
1675 (__mf_init): Initialize dynamic wrappers.
1676 * mf-hooks.c: Macro-ize __real calls.
1677 Clamp various bits of arithmetic.
1678 Add explicit __mf_check call contexts.
1679 * Makefile.am: Add dependencies on mf-impl.h
1680 * Makefile.in: Regenerate.
1681 * configure.in: Comment out shared override.
1682 * configure: Regenerate.
1684 2002-08-22 Graydon Hoare <graydon@redhat.com>
1686 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1687 (__mf_check): Re-inialize and check heuristics before violation.
1688 (__mf_register): Permit updating pure-guess regions.
1689 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1690 (__wrap_dlopen): New wrapper function.
1691 (__wrap_mmap): New wrapper function.
1692 (__wrap_munmap): New wrapper function.
1693 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1694 which are not stack addresses.
1695 (is_stack_address): New function.
1696 (__mf_init_heuristics): Save and restore state, always initialize with
1699 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1701 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1702 error. Pass location string.
1703 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1704 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1705 (__mf_process_opts): Apply some sanity checking for lc-mask.
1706 (__mf_check, __mf_violation): Take new location-string argument.
1707 Update callers to pass NULL if necessary.
1708 (__mf_backtrace): New smart backtracer function. Calls replace
1709 several ad-hoc blocks elsewhere.
1710 (__mf_describe_object): Remove bad reentrancy test. Improve
1712 * mf-runtime.h: Corresponding changes. Public/private markup.
1713 (__MF_CACHE_MISS_P): New macro.
1715 2002-08-20 Graydon Hoare <graydon@redhat.com>
1717 * mf-runtime.h: New option: stack_bound (heuristic).
1718 Move some macros out of implementation files.
1719 * mf-runtime.c: New option string: -stack-bound.
1720 Unify recursion protection with hooks.
1722 (__mf_check): Call __mf_heuristic_check.
1723 (__mf_process_opts): Fix "no-" processing.
1724 * mf-heuristics.c (__mf_heuristic_check): New function.
1725 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1727 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1729 Option parsing improvements, region splitting bug fixes:
1730 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1731 * mf-runtime.h (heur_proc_map): New libmudflap option.
1732 * mf-runtime.c (__mf_set_default_options): Set it.
1733 (__mf_usage): Print default values/status.
1734 (__mf_process_opts): Support general "no-" option string prefix.
1735 (__mf_init): Print __mf_usage on unknown-option error.
1736 (__mf_register): Print trace message up front.
1737 Correct region splitting logic for case where a subregion disappears.
1738 Correct memory leak.
1739 (__mf_violation): Make even basic message conditional on option.
1742 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1743 (clean-local): New target.
1744 (test/*x rules): Add -g CFLAGS.
1745 (CFLAGS): Add -freorder-blocks.
1746 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1747 * Makefile.in: Regenerated.
1748 * Makefile, mf-config.h: Removed files.
1750 2002-08-16 Graydon Hoare <graydon@redhat.com>
1752 * mf-runtime.c (__mf_insert_new_object): Factor out of
1754 (__mf_remove_old_object): Factor out of __mf_unregister.
1755 (__mf_register): Handle guessed regions, splitting
1756 guesses when new registrations arrive.
1757 (__mf_unregister): Do not unregister guesses.
1758 * mf-runtime.h: Move convenience macros around,
1759 declare new option fields. Add __MF_TYPE_GUESS.
1760 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1761 (__wrap_free): Call __real_free for deferred frees.
1762 * Makefile.am: Add more tests, fix dependency.
1763 * Makefile.in: Regenerate.
1764 * test/pass[13..17]-frag.c: New testcases.
1765 * test/fail[13..17]-frag.c: New testcases.
1767 2002-08-15 Graydon Hoare <graydon@redhat.com>
1769 * mf-heuristics.c: New file.
1770 * mf-runtime.c (options): Add -trace-calls option.
1771 (__mf_init): Call __mf_init_heuristics.
1773 2002-08-14 Graydon Hoare <graydon@redhat.com>
1775 * Makefile.am (TESTS): Add testsuite support.
1776 * Makefile.in: Regenerate.
1777 * test/mf-driver.c: New file.
1778 * test/buildtest.sh: New file.
1779 * test/passNN-frag.c: New testcases.
1780 * test/failNN-frag.c: New testcases.
1782 2002-08-14 Graydon Hoare <graydon@redhat.com>
1784 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1785 verifying non-size-limited string extents.
1787 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1789 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1790 instead of plain str[n]len for internal checks.
1791 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1793 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1795 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1797 2002-08-13 Graydon Hoare <graydon@redhat.com>
1799 * mf-runtime.c: Rework configuration to operate on
1800 environment variable options rather than #defines
1801 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1802 (__mf_init): Set static __mf_active_p flag on startup,
1803 to inhibit mudflap wrap-based checking during crt0.s.
1804 * mf-runtime.h: Declare options structure.
1805 * mf-hooks.c: New wrappings for mem*, b*, str*
1806 libc functions (temporarily #if 0-ed out).
1808 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1810 * Makefile.am, configure.in: New files.
1811 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1812 * stamp-h.in, aclocal.m4: Ditto.
1814 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1816 * Makefile: New file.
1817 * mf-config.h: New file: runtime configuration.
1818 * mf-hooks.c: New file: interposed libc functions.
1819 * mf-runtime.c: New file: bulk of runtime.
1820 * mf-runtime.h: New file: public functions.