| blob | 1e74ddec48e6436559d623517b3f67f0f10fa398 |
1 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
3 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
4 New dg directive.
6 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
8 PR bootstrap/43170
9 * configure: Regenerate.
11 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
13 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
15 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
17 * testsuite/lib/mfdg.exp (additional_prunes): New global.
18 (dg-test): Clear additional_prunes before test is run.
19 (dg-prune-output): New procedure.
20 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
21 prune_gcc_output.
22 (libmudflap-dg-prune): New procedure.
23 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
24 New dg directive.
26 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28 PR other/43620
29 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
30 * Makefile.in: Regenerate.
31 * testsuite/Makefile.in: Regenerate.
33 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
35 * Makefile.in: Regenerate.
36 * aclocal.m4: Regenerate.
37 * testsuite/Makefile.in: Regenerate.
39 2010-03-15 David S. Miller <davem@davemloft.net>
41 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
42 main.
44 2010-01-09 Jakub Jelinek <jakub@redhat.com>
46 * mf-runtime.c (__mf_usage): Update copyright notice dates.
48 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
50 * Makefile.in: Regenerate.
51 * configure: Regenerate.
52 * testsuite/Makefile.in: Regenerate.
54 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
56 PR libmudflap/41433
57 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
58 running setuid or setgid.
60 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
62 * mf-runtime.c (__mf_init): Support FreeBSD.
63 Prime mutex which calls calloc upon first lock to avoid deadlock.
64 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
65 Ignore red zone allocation request for initial thread's stack.
67 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
68 Andreas Schwab <schwab@linux-m68k.org>
70 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
71 if not in system header; use it. On FreeBSD, must pass fd==-1
72 with MAP_ANON flag. Correct mmap error check.
73 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
75 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
77 * configure.ac (AC_PREREQ): Bump to 2.64.
79 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
81 * Makefile.am (install-html, install-pdf): Remove.
82 * Makefile.in: Regenerate.
84 * Makefile.in: Regenerate.
85 * aclocal.m4: Regenerate.
86 * config.h.in: Regenerate.
87 * configure: Regenerate.
88 * testsuite/Makefile.in: Regenerate.
90 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
92 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
94 2009-07-16 Joseph Myers <joseph@codesourcery.com>
96 * configure: Regenerate.
98 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
100 PR testsuite/40699
101 PR testsuite/40707
102 PR testsuite/40709
103 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
105 2009-07-01 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/19831
108 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
109 escape.
110 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
111 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
112 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
114 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
116 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
117 to ld_library_path. Use add_path. Add just find_libgcc_s to
118 ld_library_path, not every libgcc multilib directory.
120 2009-04-09 Nick Clifton <nickc@redhat.com>
122 * mf-hooks1.c: Change copyright header to refer to version 3
123 of the GNU General Public License with version 3.1 of the GCC
124 Runtime Library Exception and to point readers at the COPYING3
125 and COPYING3.RUNTIME files and the FSF's license web page.
126 * mf-heuristics.c: Likewise.
127 * mf-hooks2.c: Likewise.
128 * mf-hooks3.c: Likewise.
129 * mf-impl.h: Likewise.
130 * mf-runtime.c: Likewise.
131 * mf-runtime.h: Likewise.
133 2009-04-09 Jakub Jelinek <jakub@redhat.com>
135 * testsuite/lib/mfdg.exp: Change copyright header to refer to
136 version 3 of the GNU General Public License and to point readers
137 at the COPYING3 file and the FSF's license web page.
138 * testsuite/lib/libmudflap.exp: Likewise.
140 2009-03-31 Ben Elliston <bje@au.ibm.com>
142 PR libmudflap/38462
143 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
144 object', not `mudflap object'.
146 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
148 * configure: Regenerate.
150 2009-02-03 Jakub Jelinek <jakub@redhat.com>
152 * mf-runtime.c (__mf_usage): Update copyright notice dates.
154 2009-01-23 Jie Zhang <jie.zhang@analog.com>
156 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
157 __thread when TLS support is emulated.
158 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
159 * mf-runtime.c (__mf_state_1): Likewise.
160 * configure.ac: Use GCC_CHECK_EMUTLS.
161 * configure: Regenerate.
162 * config.h.in: Regenerate.
164 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
166 * configure: Regenerate.
168 2008-11-26 Janis Johnson <janis187@us.ibm.com>
170 PR testsuite/28870
171 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
172 (dg-timeout): Remove.
173 (standard-wait): Remove.
174 * testsuite/lib/libmudflap.exp: Include new timeout library files.
175 (libmudflap_target_compile): Set timeout value from new proc.
177 2008-11-10 Jakub Jelinek <jakub@redhat.com>
179 PR middle-end/35314
180 * testsuite/libmudflap.c/pass67-frag.c: New test.
182 2008-10-09 Jakub Jelinek <jakub@redhat.com>
184 PR c++/37568
185 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
187 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
188 Steve Ellcey <sje@cup.hp.com>
190 * configure: Regenerate for new libtool.
191 * Makefile.in: Ditto.
192 * testsuite/Makefile.in: Ditto.
194 2008-09-15 Jakub Jelinek <jakub@redhat.com>
196 PR libmudflap/36397
197 * testsuite/libmudflap.c/pass64-frag.c: New test.
199 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
201 * Makefile.in: Regenerate.
202 * config.h.in: Regenerate.
203 * configure: Regenerate.
204 * testsuite/Makefile.in: Regenerate.
206 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
208 PR bootstrap/35457
209 * aclocal.m4: Regenerate.
210 * configure: Regenerate.
212 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
214 * testsuite/libmudflap.c/pass63-frag.c: New test.
216 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
218 * aclocal.m4: Regenerate.
219 * configure: Likewise.
220 * Makefile.in: Likewise.
221 * testsuite/Makefile.in: Likewise.
223 2008-03-02 Jakub Jelinek <jakub@redhat.com>
225 * mf-runtime.c (__mf_usage): Update copyright notice dates.
227 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
229 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
230 mudflap dead object.
231 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
233 2008-01-24 David Edelsohn <edelsohn@gnu.org>
235 * configure: Regenerate.
237 2008-01-05 Jakub Jelinek <jakub@redhat.com>
239 PR tree-optimization/34618
240 * testsuite/libmudflap.c/pass62-frag.c: New test.
242 2008-01-03 Jakub Jelinek <jakub@redhat.com>
244 PR c++/34619
245 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
247 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
249 PR libmudflap/26442
250 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
252 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
254 * configure: Regenerate following changes to ../config/tls.m4.
256 2007-07-26 Tom Tromey <tromey@redhat.com>
258 * Makefile.in: Rebuilt.
259 * Makefile.am (clean-local): Removed.
260 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
261 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
262 (libmudflapth_la_SOURCES): List sources.
263 (libmudflapth_la_LIBADD): Clear.
264 (libmudflapth_la_CFLAGS): New variable.
266 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
268 * aclocal.m4: Regenerated.
270 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
272 * configure: Regenerate.
274 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
276 From Andi Kleen <ak@suse.de>:
277 * mf-runtime.c (options): Rename structure for compatibility with
278 glibc getopt_long.
280 2007-05-23 Steve Ellcey <sje@cup.hp.com>
282 * Makefile.in: Regenerate.
283 * configure: Regenerate.
284 * aclocal.m4: Regenerate.
285 * testsuite/Makefile.in: Regenerate.
287 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
289 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
291 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
293 * Makefile.am: Add dummy install-pdf target.
294 * Makefile.in: Regenerate
296 2007-02-07 Jakub Jelinek <jakub@redhat.com>
298 PR libgomp/28468
299 * configure: Regenerate.
301 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
303 * configure: Regenerate.
305 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
307 * configure: Regenerated.
309 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
311 PR libmudflap/28578
312 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
313 static but not function scope static.
314 (free): Skip deallocation attempts for objects placed into
315 bootstrap buffers.
316 * testsuite/libmudflap.cth/pass59-frag.c: New test.
318 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
320 From Herman ten Brugge <hermantenbrugge@home.nl>:
321 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
322 small and large objects are handled a lot faster.
324 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
326 * configure.ac (__libc_freeres): Look for it.
327 * mf-impl.h (call_libc_freeres): New configuration flag.
328 * mf-runtime.c (__mf_set_default_options): Set it by default.
329 (__mfu_report): Call it if needed.
330 (__mfu_unregister): Remove "unaccessed registered object" warning.
331 * configure, config.h.in: Regenerated.
333 2006-09-18 Tom Tromey <tromey@redhat.com>
335 * configure: Rebuilt.
337 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
339 PR 21274
340 mf-runtime.h installation based on ssp patch for PR 26473 from
341 Mark Mitchell <mark@codesourcery.com>.
342 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
343 * Makefile.am (target_noncanonical): Define.
344 (libsubincludedir): New variable.
345 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
346 (include_HEADERS): Remove.
347 * configure, aclocal.m4, config.h.in: Regenerated.
348 * Makefile.in, testsuite/Makefile.in: Likewise.
349 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
350 and _THREAD_SAFE redefinition values.
352 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
354 * Makefile.am: Add install-html target. Add install-html to .PHONY
355 * Makefile.in: Regenerate.
357 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
359 PR mudflap/26789
360 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
362 PR mudflap/26790
363 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
365 2006-04-10 Matthias Klose <doko@debian.org>
367 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
368 directory names containing underscores.
370 2005-11-22 Janis Johnson <janis187@us.ibm.com>
372 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
373 MUDFLAP_FLAGS if static library not supported.
374 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
375 * testsuite/libmudflap.c/externs.exp: Ditto.
376 * testsuite/libmudflap.c++/ctors.exp: Ditto.
377 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
378 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
380 2005-10-04 James E Wilson <wilson@specifix.com>
382 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
383 $name as array of characters with unknown bound. Also store into the
384 array.
385 * configure: Regenerate.
387 2005-09-30 James E. Wilson <wilson@specifix.com>
389 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
390 AC_CHECK_HEADER.
391 (target_thread_file): New. Set from sed'ed gcc output.
392 (posix_threads): New. Set from target_thread_file. Use instead of
393 ac_have_pthread_h.
394 (pthread_create_version): Move initialization before code using it.
395 * configure: Regenerate.
397 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
398 bounds.
400 2005-09-29 James E. Wilson <wilson@specifix.com>
402 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
403 with HAVE_MMAP ifdef.
405 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
407 PR 23084.
408 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
410 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
412 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
414 2005-09-23 Tom Tromey <tromey@redhat.com>
416 * aclocal.m4, configure: Rebuilt.
417 * configure.ac: Use GCC_CHECK_TLS.
418 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
419 to ../config.
421 2005-08-22 Jim Wilson <wilson@specifix.com>
423 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
424 __FreeBSD__ is defined.
426 2005-08-17 Jim Wilson <wilson@specifix.com>
428 * mf-hooks1.c (malloc, calloc, realloc, free,
429 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
430 the real routines, and END_MALLOC_PROTECT afterwards.
431 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
432 (BEGIN_PROTECT): Handle in_malloc state.
433 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
434 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
436 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
438 * All files: Update FSF address.
440 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
442 * mf-hooks3.c (main_seen_p): Remove.
443 (__mf_get_state): Remove attempt to recognize the main thread.
445 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
447 * configure.ac: Test for the name of the symbol used for the entry
448 point; define ENTRY_POINT to the result.
449 * configure: Regenerate.
450 * config.h.in: Regenerate.
451 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
453 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
455 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
456 (__mf_init): Set thread state active.
457 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
458 state active.
459 (pthread_create wrapper): Always use thread spawner.
461 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
462 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
464 2005-07-16 Richard Henderson <rth@redhat.com>
466 * acinclude.m4: New file.
467 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
468 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
469 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
470 (__mf_0fn_calloc): ... here.
471 * mf-hooks3.c (struct pthread_info): Remove.
472 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
473 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
474 (struct mf_thread_data): New.
475 (mf_thread_data, mf_thread_data_lock): New.
476 (__mf_allocate_blank_threadinfo): Remove.
477 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
478 not available.
479 (__mf_state_perthread): Remove.
480 (__mf_get_state, __mf_set_state): New.
481 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
482 Update mf_thread_data killing procedure.
483 (__mf_pthread_spawner): Similarly.
484 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
485 code to allocate thread stack space.
486 (__mf_0fn_pthread_join, pthread_join): Remove.
487 (__mf_0fn_pthread_exit, pthread_exit): Remove.
488 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
489 (__mf_state_1): Rename from __mf_state; use TLS when available.
490 (__mf_get_state, __mf_set_state): New. Update all users.
491 * mf-runtime.c (begin_recursion_protect1): New.
492 (BEGIN_RECURSION_PROTECT): Use it.
493 (__mf_state_1): Rename from __mf_state; use TLS when available.
494 (threads_active_p): Remove.
495 (__mf_usage): Compute it directly.
497 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
499 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
501 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
503 Fix for uncaching bug reported by Herman ten Brugge.
504 * mf-runtime.c (__mf_uncache_object): Search whole cache.
505 * testsuite/libmudflap.c/fail40-frag.c: New test.
507 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
509 PR libmudflap/21724
510 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
511 * Makefile.in: Amend.
513 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
515 PR mudflap/21023
516 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
517 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
519 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
521 PR libmudflap/21094
522 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
524 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
526 PR mudflap/22064
527 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
528 unsigned vars with #defines instead of enums.
530 2005-05-09 Mike Stump <mrs@apple.com>
532 * configure: Regenerate.
534 2005-04-12 Mike Stump <mrs@apple.com>
536 * configure: Regenerate.
538 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
540 PR mudflap/19266
541 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
542 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
544 2005-04-04 Alan Modra <amodra@bigpond.net.au>
546 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
548 2005-03-31 Mike Stump <mrs@apple.com>
550 * mf-runtime.h: Add libmudflap copyright clause.
552 2005-03-21 Mike Stump <mrs@apple.com>
554 * mf-heuristics.c: Fix whitespace at end of line.
555 * mf-hooks1.c: Likewise.
556 * mf-hooks2.c: Likewise.
557 * mf-hooks3.c: Likewise.
558 * mf-impl.h: Likewise.
559 * mf-runtime.c: Likewise.
560 * mf-runtime.h: Likewise.
562 2005-03-21 Zack Weinberg <zack@codesourcery.com>
564 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
565 In all substitutions, expand gcc_version in Makefile.
566 * aclocal.m4, configure: Regenerate.
567 * Makefile.am: Set gcc_version.
568 * Makefile.in, testsuite/Makefile.in: Regenerate.
570 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
572 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
573 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
575 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
577 PR mudflap/19319
578 * testsuite/libmudflap.c++/pass55-frag.c: New test.
580 2005-01-05 Richard Henderson <rth@redhat.com>
582 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
584 2005-01-02 Greg McGary <greg@mcgary.org>
586 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
587 * mf-runtime.h: New file, replaces mf-runtime.h.in.
588 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
589 * Makefile.in: Ditto.
590 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
591 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
592 * testsuite/libmudflap.c/fail36-frag.c: New test.
593 * testsuite/libmudflap.c/fail37-frag.c: New test.
594 * testsuite/libmudflap.c/fail38-frag.c: New test.
596 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
598 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
599 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
601 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
603 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
604 * aclocal.m4: Include ../config/gcc-version.m4.
605 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
607 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
609 * Makefile.am: Define ACLOCAL_AMFLAGS.
610 * acinclude.m4: Remove.
611 * stamp-h.in: Remove superfluous stamp file.
612 * aclocal.m4, configure, Makefile.in: Regenerate.
613 * testsuite/Makefile.in: Likewise.
615 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
617 * Makefile.am: Revert previous.
618 * acinclude.m4: Restore.
619 * aclocal.m4, configure, Makefile.in: Regenerate.
620 * testsuite/Makefile.in: Likewise.
622 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
624 * Makefile.am: Define ACLOCAL_AMFLAGS.
625 * acinclude.m4: Remove.
626 * aclocal.m4, configure, Makefile.in: Regenerate.
627 * testsuite/Makefile.in: Likewise.
629 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
631 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
633 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
635 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
636 * testsuite/Makefile.in: Likewise.
638 2004-11-01 Andreas Schwab <schwab@suse.de>
640 * configure.ac: (target_alias): Default to $host_alias, not
641 $target.
642 * configure: Regenerated.
644 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
646 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
647 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
648 message.
650 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
652 PR other/18138
653 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
655 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
657 * configure.ac: Check for more headers, functions.
658 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
659 tracking overridden FILE buffers.
660 (fopen, setvbuf): New/revised hook functions for buffer overriding.
661 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
662 (fflush): Accept given NULL stream (means "all streams").
663 * mf-runtime.h.in:
664 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
665 HEAP/GUESS objects.
666 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
667 (__mf_adapt_cache): Use them all.
668 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
669 * testsuite/libmudflap.c++/ctors.exp: Ditto.
670 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
671 * configure, config.h.in: Regenerated.
673 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
675 * configure.ac: Checking for sys/socket.h once is enough.
676 * configure: Regenerated.
678 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
680 * configure.ac: Look for more headers & functions.
681 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
682 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
683 * mf-runtime.c (options): Clean up integer signedness warnings.
684 (main): Add a declaration to fix a warning.
685 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
686 * configure, config.h.in: Regenerated.
688 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
690 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
691 New tests for proper base/limit checking for aggregates.
693 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
695 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
697 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
699 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
700 * mf-hooks2.c (strerror): Unregister previous string returned by
701 previous strerror.
702 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
703 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
704 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
705 * mf-runtime.c (__mf_describe_object): Clarify object life status.
706 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
707 New tests.
708 * configure, config.h.in: Regenerated.
710 2004-08-03 Dale Johannesen <dalej@apple.com>
712 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
714 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
716 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
717 simplified contents in all former callers.
719 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
721 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
722 the statically linked case.
724 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
726 * splay-tree.[ch]: Remove. Merge contents into ...
727 * mf-runtime.c: ... here, renaming symbols and making all functions
728 static. Remove unused min/max functions.
729 * Makefile.am: Forget about splay-tree.[ch].
730 * Makefile.in, testsuite/Makefile.in: Regenerated.
732 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
734 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
735 (__mfu_usage): Include (C) 2004.
736 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
737 here. Include a comment explaining why.
739 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
741 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
742 * mf-runtime.c (options): Give them a name.
743 (__mf_set_default_options): Set them.
744 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
745 (__mf_violation): Warning cleanup.
746 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
747 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
749 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
751 g++/15861
752 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
753 repeated invocation.
755 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
757 Test case for g++/15861
758 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
759 * testsuite/libmudflap.c++/ctors.exp: Driver.
760 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
761 Look only for *frag* test cases.
763 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
765 ANSI C conversion, libmudflap specialization, recursion limiting.
766 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
767 argument and indirection function pointers, update callers.
768 (splay_tree_s): Add statistics and recursion control fields
769 num_keys, max_depth, depth, rebalance_p.
770 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
771 Back out of search if it exceeds limit.
772 (splay_tree_splay): Manage recursion limiting with rebalancing as
773 needed.
774 (splay_tree_new): More initialization.
775 (splay_tree_rebalance): New function.
776 (splay_tree_foreach): Rewrite using nonrecursive logic.
777 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
778 Remove. Point indirect calls to mf-runtime.c's routines.
779 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
780 functions.
781 (splay_tree_delete, splay_tree_delete_helper): Ditto.
782 * testsuite/heap-scalestress.c: New test based on one from
783 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
785 2004-07-05 Matthias Klose <doko@debian.org>
787 * libtool-version: New.
788 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
789 Use -version-info for soname.
790 * Makefile.in: Regenerate.
791 * configure.ac: Remove libtool_VERSION macro
792 * configure: Regenerate
794 2004-07-05 Zack Weinberg <zack@codesourcery.com>
796 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
797 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
798 #ifndef _MUDFLAP.
800 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
802 Splay tree implementation fork.
803 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
804 Use hard-coded comparison function for uintptr_t. Remove key/value
805 deallocation logic. Cache last splayed key for consecutive lookups.
806 * Makefile.am, Makefile.in: Use them, don't link to them.
807 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
808 (__mf_find_objects2): Flip successor/predecessor search sequence.
809 * ansidecl.h, libiberty.h: Removed dummy files.
811 2004-06-29 Nick Clifton <nickc@redhat.com>
813 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
814 * configure: Regenerate.
815 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
816 HAVE_DIRENT_H.
817 Remove spurious inclusion of <strings.h>.
819 2004-06-29 Nick Clifton <nickc@redhat.com>
821 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
822 function actually exists.
824 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
826 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
827 * config.h.in: Regenerated.
829 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
831 Adopt splay trees for object database.
832 * Makefile.am: Copy splay-tree.* from libiberty.
833 * Makefile.in, testsuite/Makefile.in: Regenerated.
834 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
835 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
836 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
837 * mf-runtime.c: Rewrite code dealing with object database to use
838 libiberty splay trees. Remove tree liveness aging option.
839 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
841 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
843 * configure.ac: New name of configure.in. Update
844 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
845 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
846 Autoconf 2.5x and Automake 1.7 or later.
847 * configure.in: Remove.
848 * configure: Regenerate.
850 * Makefile.am: Remove useless multilib rules.
851 * Makefile.in: Regenerate.
853 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
855 * .cvsignore: New file.
857 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
859 PR libmudflap/13505
860 * mf-hooks2.c (semctl): Add cygwin porting hack.
862 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
864 ctype support.
865 * configure.in: Look for ctype header and glibc implementation.
866 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
867 array hooks for glibc 2.3.
868 * mf-runtime.h.in: Wrap them.
869 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
870 implementations.
871 * testsuite/libmudflap.c/pass47-frag.c: New test.
872 * configure, config.h.in: Regenerated.
874 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
876 Portability improvements, e.g., libmudflap/15293.
877 * configure.in: Look for glibc extension functions. Look for
878 support of -f{function,data}-sections. Look for more headers.
879 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
880 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
881 mf-hooks* into usual single object per source.
882 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
883 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
884 if system doesn't provide one.
885 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
886 (pthread_create): Use it to properly GC dead thread stacks.
887 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
888 * testsuite/Makefile.am: Stop generating site.exp.
889 * testsuite/mfconfig.exp.in: New file.
890 * testsuite/config/default.exp: Load new mfconfig.exp.
891 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
892 (prune_gcc_output): Add glibc static linking warnings.
893 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
894 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
895 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
896 Regenerated with autoconf 2.57 and automake 1.7.
898 2004-06-04 Per Bothner <per@bothner.com>
900 * configure.in (LIBMUDFLAPTH): Fix thinko.
902 * configure.in: Check for more headers.
903 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
905 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
906 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
908 2004-06-01 Andreas Jaeger <aj@suse.de>
910 * configure.in: Handle multilibs, support
911 --enable-version-specific-runtime-libs.
912 * Makefile.am (lib_LTLIBRARIES): Rename to ...
913 (toolexeclib_LTLIBRARIES): this for multilib support.
914 * Makefile.in: Regenerated.
915 * configure: Regenerated.
916 * aclocal.m4: Regenerated.
917 * config.h.in: Regenerated.
918 * testsuite/Makefile.in: Regenerated.
920 2004-06-01 Andreas Jaeger <aj@suse.de>
922 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
923 multilibs, using multilib directory instead of hardcoded path.
924 Set LD_RUN_PATH.
926 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
928 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
929 * Makefile.in: Ditto.
931 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
933 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
934 * aclocal.m4, configure: Rebuilt.
936 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
938 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
939 import some build settings from libstdc++-v3 testsuite_flags.
940 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
941 changes to pass test language.
943 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
944 quicker mode-nop handling.
946 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
948 * mf-impl.h: Added libgcc license header.
950 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
952 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
953 Added libgcc license header.
954 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
955 (pthread_create): Simplify stack allocation syntax.
957 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
959 * mf-hooks2.c: Support FreeBSD.
960 (WRAP_gets): Avoid gets().
961 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
962 test unimplemented mem/str calls on FreeBSD.
963 * testsuite/libmudflap.c/pass21-frag.c: Do not include
964 <alloca.h> on FreeBSD.
966 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
968 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
969 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
970 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
971 flags for static linking permutation.
972 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
973 some pthreads code that croaks on linux glibc tls.
975 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
977 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
979 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
981 * testsuite/libmudflap.c/pass44-frag.c: New test.
983 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
985 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
987 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
989 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
991 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
993 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
995 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
997 PR libmudflap/12670
998 * configure.in: Add check for see if
999 socklen_t typedef is in sys/socket.h.
1000 * mf-hooks1.c: Add define if socklen_t
1001 is not typedef.
1002 * mf-hooks2.c: Likewise.
1003 * mf-hooks3.c: Likewise.
1004 * config.h.in: Regen.
1005 * configure: Regen.
1007 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1009 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1010 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1011 optimizations.
1012 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1013 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1014 (unoptimized) allocation of stack space.
1016 2003-12-07 Richard Henderson <rth@redhat.com>
1018 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1019 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1021 2003-12-06 Andrew Pinski <apinski@apple.com>
1023 partial PR libmudflap/12670
1024 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1025 * mf-hooks2.c: Likewise.
1026 * mf-hooks3.c: Likewise.
1028 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1030 libstdc++/11696
1031 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1032 symbols interposed at compile time.
1033 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1035 libmudflap/12939
1036 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1038 * configure.in: Reorganize check for <pthread.h>.
1039 * configure: Regenerated.
1041 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1043 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1044 (_LARGE_FILE_API): Define for AIX.
1045 * mf-hooks[123]: Same.
1046 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1048 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1050 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1052 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1054 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1056 * configure.in: Update check for union semun.
1058 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1060 PR other/11673
1061 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1063 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1065 PR other/11673
1066 * configure.in: Add checks for 64-bit LFS functions, struct semun
1067 definition, for BSD compatibility.
1068 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1069 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1070 * mf-hooks3.c: Ditto.
1071 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1072 mmap flag.
1073 * configure, config.h.in: Regenerated.
1075 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1077 Multithreading fixes:
1078 * mf-runtime.c (__mf_object): Store allocating/deallocating
1079 thread id.
1080 (options): Support new "-thread-stack" option.
1081 Rename "-heur-argv-environ" option to "-heur-stdlib".
1082 Disable "-lc-mask" and "-lc-shift" options.
1083 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1084 (__assert_fail): New self-contained function for glibc.
1085 * mf-hooks3.c: Essentially rewritten, particularly related to
1086 use of __mf_pthread_info array.
1087 (pthread_join, _exit): New hook functions.
1088 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1089 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1091 Warning cleanups:
1092 * mf-heuristics.c: Add type casts for tracing, sub calls.
1093 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1094 Update all callers to declare explicit result holder.
1095 (END_PROTECT): Removed.
1096 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1098 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1100 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1101 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1102 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1104 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1106 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1107 * mf-hooks: Removed.
1108 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1109 Move these macros from old mf-hooks.c here.
1110 * Makefile.am: Adapt to split-up hook sources for faster builds.
1111 * Makefile.in: Regenerated.
1113 * mf-heuristics.c: Remove #if-0 block.
1115 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1116 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1117 (CALL_REAL, __mf_init): Corresponding changes.
1118 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1119 all callers to remove redundant "mf:" prefix.
1120 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1121 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1122 (__mf_pthread_info): Become a hash table.
1124 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1125 "dg-repetitions" directives to control test case execution.
1126 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1127 options.
1128 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1130 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1132 * mf-hooks.c (alloca): Separate into stub.
1133 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1134 malloc/free for alloca blocks.
1135 (pthread_create): Tolerate failing pthread_attr_get* calls.
1136 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1137 * mf-impl.h (CALL_WRAP): Remove macro.
1138 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1139 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1140 padding for ia64 BIT_FIELD_REF constructs.
1142 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1144 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1145 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1146 libmudflap object type.
1147 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1148 crashes on unregistering STATIC objects.
1150 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1152 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1153 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1154 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1155 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1156 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1157 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1158 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1159 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1160 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1161 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1162 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1163 (accept, bind, connect, gethostname, sethostname): New hooks.
1164 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1165 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1166 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1167 * mf-runtime.h.in: Corresponding changes.
1168 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1169 (opts) Rename heur_argv_environ to heur_std_data.
1170 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1171 * Makefile.am: Corresponding changes.
1172 * Makefile.in: Regenerated.
1174 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1176 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1177 heuristic for threaded case, and for non-x86-linux targets.
1178 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1179 for use during pre-main() program startup.
1180 (__mf_0fn_*): Make these functions non-static.
1181 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1182 functions.
1183 * mf-runtime.c (__mf_state): Set initial state to "starting".
1184 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1185 (__wrap_main): New function to register argv[] and environ[] strings.
1186 (__mf_ini): Call it.
1187 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1189 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1190 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1192 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1193 pass_all.
1194 * aclocal.m4, configure: Regenerated.
1196 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1198 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1199 * aclocal.m4, configure: Regenerated.
1201 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1203 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1204 for x86_64 target. Disable caching for this value.
1205 * aclocal.m4, configure: Regenerated.
1207 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1209 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1210 is about to become deprecated, and its present handling bugs are
1211 unworthy of fixing.
1213 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1215 * testsuite/libmudflap.c/pass38-frag.c: New test for
1216 -fwritable-strings.
1218 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1220 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1221 __mf_report, asserting reentrant calling context.
1223 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1225 * mf-hooks.c (realloc): Correct reentrancy logic.
1226 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1228 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1230 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1231 PTHREAD_THREADS_MAX. Update users.
1232 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1233 for active options.
1234 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1235 with libmudflapth presence indicator.
1236 * testsuite/Makefile.in: Regenerated.
1238 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1240 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1241 * configure.in: Remove silly no-pthreads => no-shared logic.
1242 * Makefile.in, configure: Regenerated.
1243 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1244 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1245 code. Count reentrancy events.
1246 (all hook functions): Don't directly manipulate __mf_state variable.
1247 Add TRACE calls to hook functions without them.
1248 * mf-impl.h (LOCKTH): Try to count lock contention events.
1249 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1250 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1251 Reorganize reentrancy code.
1252 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1253 identify reentrancy with mutex holding times.
1254 (internal __mfu_ entry points): Remove internal reentrancy code.
1255 (__mf_init): Use ordinary locked calls.
1256 (__mfu_report): Print the two new counts.
1257 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1258 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1259 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1260 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1261 option defaults.
1263 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1265 * configure.in: Add pthread support, plus glibc and porting hacks.
1266 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1267 from objects built into ./pth/.
1268 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1269 functions for internal entry points. Update callers to pick
1270 locked vs. unlocked variants.
1271 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1272 info coming in from a static data structure.
1273 (*): Reorder miscellaneous declarations to group data vs functions.
1274 (__mf_set_default_options): Simplify.
1275 (__mf_usage): Mention threading status of host executable.
1276 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1277 decls to match above.
1278 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1279 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1280 some lock/unlock markers. Remove some unused code.
1281 * mf-hooks: Ditto.
1282 (pthread_create): New hook function.
1283 (__mf_pthread_cleanup, _spawner): New helper functions.
1284 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1286 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1288 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1290 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1292 * Makefile.am (HOOKOBJS): Add *time related hooks.
1293 * configure.in: Look for pthreads.h header.
1294 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1295 * mf-runtime.c: Begin sketching some pthreads support.
1296 (__mf_usage): Check for -lpthread presence.
1297 (__mf_unregister): Confirm matching unregistration base.
1298 (__mf_find_objects_rec): Reduce unnecessary recursion.
1299 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1300 #defines for new hook functions.
1301 * mf-impl.h: Corresponding changes.
1302 * config.h.in, configure, Makefile.in: Regenerated.
1304 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1306 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1307 modifiers to prevent being optimized away.
1308 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1309 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1310 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1311 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1312 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1313 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1314 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1316 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1318 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1319 * configure.in: Look for uintptr_t and -ldl on target.
1320 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1321 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1322 * testsuite/Makefile.in: Regenerated.
1323 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1324 for better C compliance.
1326 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1328 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1329 prevention code.
1330 * mf-runtime.c (__mf_set_default_options): Turn off
1331 check-initialization.
1332 (__mf_describe_object): Shorten description.
1333 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1335 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1337 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1339 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1341 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1342 calls specially.
1343 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1344 * mf-impl.h (CALL_BACKUP): New macros.
1345 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1347 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1349 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1350 (HOOKOBJS): Remove dlopen hook.
1351 (libmudflap_la_LIBADD): Add -ldl.
1352 * mf-hooks.c (dlopen): Remove hook.
1353 * mf-impl.h (__mf_dynamic): Ditto.
1354 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1355 * Makefile.in: Regenerated.
1357 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1359 * configure.in: Check for target gettimeofday, signal, some headers.
1360 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1361 out inop multi_threaded field.
1362 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1363 (__mf_set_options): Correct handling of "-help".
1364 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1365 (__mf_check, __mf_register, __mf_unregister): Call it.
1366 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1367 (__mf_report_leaks): Make callable
1368 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1369 distribution statistics.
1370 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1371 bit distributions.
1372 * config.h.in, configure: Regenerated.
1373 * testsuite/libmudflap.c/fail27-frag.c: New test.
1374 * testsuite/libmudflap.c/pass36-frag.c: New test.
1376 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1378 * mf-runtime.h.in: Tweak.
1379 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1380 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1381 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1383 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1385 * configure.in: Tweak generation of mf-runtime.h some more. It
1386 needs to work from both config.status and configure.
1387 * configure: Regenerated.
1389 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1391 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1392 * configure.in: Tweak generation of mf-runtime.h.
1393 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1394 * mf-hooks.c (*): Adapt to initialized-heap object type.
1395 * mf-impl.h: Tweak cemetary boundaries.
1396 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1397 type.
1398 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1399 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1400 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1401 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1402 checking.
1403 * testsuite/.../fail{25,26}-frag.c: New tests.
1404 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1405 * Makefile.in, configure: Regenerated.
1407 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1409 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1410 checking by default.
1411 (__mf_insert_new_object): As a temporary hack, assume that new
1412 objects registered on the stack start out initialized.
1413 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1414 heap objects by hand.
1416 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1418 Switch to macro-style hooks for str*/mem*/b* functions.
1419 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1420 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1421 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1422 (__mf_set_default_options): Turn off heur_proc_map.
1423 (*): Adapt to to macro-style hook functions.
1424 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1425 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1426 (__mf_violation): Handle __MF_VIOL_WATCH.
1427 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1428 (__mf_dynamic): Removed mem*/str*/b* functions.
1429 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1430 (WRAPPER2): New macro for macro-style hooks.
1431 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1432 macro-style hooks.
1433 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1434 * mf-heuristics.c: Adapt to macro-style hook functions.
1435 Correct some comments.
1436 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1437 output pattern tests.
1438 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1439 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1441 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1443 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1444 for global array registration.
1445 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1446 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1448 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1450 * Makefile.am: Add gross make bug workarounds. Tweaked
1451 SUBDIRS and AM_CFLAGS.
1452 * Makefile.in: Regenerated.
1454 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1456 Switch to dejagnu.
1457 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1458 * Makefile.am (TESTS): Remove simple automake testing.
1459 * configure, Makefile.in: Regenerated.
1460 (SUBDIRS): Include new testsuite/ directory.
1461 * tests/*: Removed all files; moved bulk under:
1462 * testsuite/*: New subdirectory tree.
1463 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1464 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1465 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1466 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1467 * testsuite/config/default.exp: New file.
1468 * testsuite/Makefile.am, Makefile.in: New files.
1470 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1472 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1473 (TESTS): Add fail22 and pass29 tests.
1474 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1475 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1476 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1477 values. Move __MF_VIOL* here.
1478 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1479 (check_initialization): New field in __mf_opts. Default off.
1480 (read_count,write_count): New fields in __mf_object.
1481 (__mf_check): Implement basic initialization checking.
1482 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1483 (__mf_describe_object): Print new fields.
1484 (__mf_violation): Identify check/read vs. check/write in messages.
1485 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1486 "-check-initialized" mudflap option.
1487 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1488 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1489 Drop __FILE__/__LINE__ hack. Update callers.
1490 (*): Adapt to new mf-runtime.h API.
1491 * Makefile.in: regenerated.
1493 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1495 * configure.in: Build mf-runtime.h a more proper way.
1496 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1497 * mf-runtime.c (verbose_violations): Turn on by default.
1498 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1499 * mf-impl.h: ... and move it here.
1500 * configure: Regenerated.
1502 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1504 * configure.in: Look for C++ compiler.
1505 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1506 fixed type warnings when built with C++.
1507 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1508 * Makefile.am (TESTS): Run them.
1509 (*) Add new rules for building and running C++ tests.
1510 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1511 * mf-runtime.h.in: Protect with extern "C".
1512 * Makefile, configure: Regenerated.
1514 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1516 Portability improvements.
1517 * configure.in: Look for glibc backtrace headers/functions.
1518 * mf-hooks.c: Don't include <execinfo.h> any more.
1519 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1520 via CALL_REAL.
1521 (__mf_backtrace): Provide alternate baby implementation in
1522 absence of glibc.
1523 * test/mf-driver.c: Portability tweaks.
1524 * acinclude.m4: New file, containing top level libtool.m4.
1525 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1527 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1529 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1531 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1533 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1534 options.
1535 (__mf_unregister): Implement stack/heap object wiping.
1536 (__mf_set_options): Renamed from __mf_process_opts.
1537 (__mf_uncache_object): Change arg type, correct callers.
1538 * mf-impl.h: Corresponding changes.
1539 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1540 * mf-runtime.h.in (__mf_set_options): Extend public API.
1541 * test/pass26-frag.c: New test for stack wiping.
1542 * Makefile.am (TESTS): Run it.
1543 * Makefile.in: Regenerated.
1545 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1547 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1548 * mf-runtime.c (__mf_object_t): Add watching_p field.
1549 (__mf_watch_or_not): New function to implement
1550 object watch flagging.
1551 (__mf_watch, __mf_unwatch): New wrappers for above.
1552 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1553 (__mf_count_violation): Enlarge array.
1554 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1555 unlink object. Clear cache properly.
1556 (__mf_unregister): Unlink object explicitly before uncaching.
1557 * test/fail21-frag.c, pass25-frag.c: New tests.
1558 * Makefile.in, aclocal.m4: Regenerated.
1560 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1562 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1563 * Makefile.am (TESTS): Add it.
1564 * test/pass-stratcliff.c: Add decls of stpcpy.
1565 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1566 build tree from config.h and new file mf-runtime.h.in.
1567 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1568 * Makefile.in, configure, config.h.in: Regenerated.
1569 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1570 * mf-runtime.c (options, __mf_set_default_options): Support new
1571 default "abbreviate" option.
1572 (__mf_object.description_epoch): New field.
1573 (__mf_describe_object): Conditionally abbreviate objects already
1574 displayed in current epoch. Accept NULL input to increment epoch.
1575 (__mf_fini, __mf_ini): Reset description epoch.
1576 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1577 that NULL pointer slot in lookup cache is invalidated. Register a
1578 NOACCESS region around NULL.
1579 * mf-impl.h: Corresponding changes.
1581 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1583 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1584 * Makefile.am: Run them. Install mf-runtime.h.
1585 * Makefile.in: Regenerated.
1586 * mf-hooks.c: Add some markers for more missing functions.
1587 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1588 statistic to tune tune cache size (mask).
1590 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1592 * test/pass23-frag.c: New test for bit_field_ref expressions.
1593 * Makefile.am, Makefile.in: Add new test.
1594 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1595 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1596 * mf-runtime.c (__mf_init): Register errno global.
1597 (__mf_find_object): Removed function.
1598 (__mf_check): Rewrite logic to support accesses across some
1599 contiguous but distinctly registered objects.
1600 (__mf_remove_old_object): Tolerate cache entries that span
1601 contiguous objects.
1603 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1605 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1606 * Makefile.am, Makefile.in: Run new tests.
1607 * mf-hooks.c (alloca): Correct stack direction logic.
1609 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1611 * mf-impl.h (adapt_cache): New option.
1612 * mf-runtime.c (__mf_set_default_options): Set its default value.
1613 Tweak the tree_aging parameter down.
1614 (__mf_check): Maintain separate counter for cache-adaptation.
1615 (__mf_tree_analyze): New function to collect object tree stats.
1616 (__mf_adapt_cache): New function to automate cache parameters.
1618 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1620 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1621 hypothetical #if-0'd argv/envp region registration.
1622 * mf-runtime.c (__mf_init): Add kludged form of above.
1623 (*) Add "heur_argv_environ" flag, default on, to govern this.
1624 * mf-impl.h: Corresponding changes.
1626 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1628 * test/fail18-frag.c: New test file for NOACCESS regions.
1629 * Makefile.am (TESTS): Add new test.
1630 * Makefile.in: Regenerated.
1632 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1633 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1634 (optimize_object_tree): Remove unused mudflap_option.
1635 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1636 support throughout. Use .._MAX_CEM for cemetary upper bound.
1637 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1638 regions.
1639 (__mf_object): Add new liveness field for use by tree aging.
1640 (__mf_check): Trigger tree aging when needed.
1641 (__mf_age_tree): New function to decay liveness field.
1642 (__mf_find_objects_rec): Use liveness field to rotate tree.
1643 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1644 (__mf_unregister): Ditto.
1645 (__mf_register): Tweak duplicate-static message.
1646 (__mf_violation: Tweak nearby-object counter printing.
1648 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1650 * test/pass20-frag.c: New test file.
1651 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1652 * Makefile.in: Regenerated.
1654 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1655 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1656 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1657 entries to avoid repeat registration.
1658 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1659 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1661 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1663 * Makefile.am: Create test sources with #include, not cat>>.
1664 * Makefile.in: Regenerated.
1665 * test/buildtest.sh: Removed.
1666 * test/driver.c (abort_handler, main): Be quiet.
1668 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1670 * test/pass18-frag.c, pass19-frag.c: New tests.
1671 * Makefile.am (check): Run them. Rebuild test programs each time.
1672 * Makefile.in: Regenerated.
1674 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1676 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1677 overlapping object search.
1678 (__mf_violation): Likewise for nearby objects.
1679 Improve nearby-object listing.
1681 cleanup:
1682 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1683 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1685 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1687 alloca support:
1688 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1689 (HOOKOBJS): Add alloca-hook.o.
1690 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1691 style.
1692 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1693 (__mf_backtrace): Reimplement without using alloca.
1694 * Makefile.in: Regenerated.
1696 cleanup:
1697 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1698 Correct signedness bugs in length-tracking variables.
1699 * mf-impl.h: Make options unsigned.
1700 (CALL_WRAP): New macro to parallel CALL_REAL().
1701 (DECLARE): Remove erroneous ";" at end.
1702 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1703 formatting specs with %08lx. Correct several compiler warnings.
1705 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1707 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1709 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1711 libmudflap hook breakup:
1712 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1713 for libgcc_s.
1714 (TESTS): Make dependent on libmudflap.
1715 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1716 compiled from segments of mf-hooks.c.
1717 * mf-hooks.c: Corresponding changes: wrap each function in
1718 #ifdef/#endif.
1719 * Makefile.in: Regenerated.
1721 Heuristics reorganization:
1722 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1723 Remove these functions. Update callers.
1724 (__mf_heuristic_check): Incorporate all the various heuristics.
1725 Encode cacheability/retry judgement into trinary return value.
1726 Separate start-end logic into a separate fallback heuristic. Only
1727 register relevant /proc/self/map segments.
1728 * mf-impl.h: Corresponding changes.
1729 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1730 (__mf_init): Don't call __mf_init_heuristics.
1732 Tracing cleanup:
1733 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1734 "-verbose-trace" to emit all tracing messages other than those of
1735 basic public api. Eliminate some duplicate/excessive messages.
1736 * mf-runtime.h: Corresponding changes.
1738 2002-08-27 Graydon Hoare <graydon@redhat.com>
1740 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1741 and __real when compiled with -DPIC.
1742 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1743 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1744 * Makefile.in: Regenerate.
1746 2002-08-26 Graydon Hoare <graydon@redhat.com>
1748 * mf-impl.h: New file, private implementation header.
1749 * mf-runtime.h: Reorganize a bit.
1750 (CLAMPSZ): Fix arithmetic.
1751 (__MF_CACHE_MISS_P): Fix arithmetic.
1752 * mf-runtime.c: Reorganize a bit.
1753 (__mf_dynamic): New structure.
1754 (resolve_single_dynamic): New function.
1755 (__mf_resolve_dynamics): New function.
1756 (__mf_init): Initialize dynamic wrappers.
1757 * mf-hooks.c: Macro-ize __real calls.
1758 Clamp various bits of arithmetic.
1759 Add explicit __mf_check call contexts.
1760 * Makefile.am: Add dependencies on mf-impl.h
1761 * Makefile.in: Regenerate.
1762 * configure.in: Comment out shared override.
1763 * configure: Regenerate.
1765 2002-08-22 Graydon Hoare <graydon@redhat.com>
1767 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1768 (__mf_check): Re-inialize and check heuristics before violation.
1769 (__mf_register): Permit updating pure-guess regions.
1770 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1771 (__wrap_dlopen): New wrapper function.
1772 (__wrap_mmap): New wrapper function.
1773 (__wrap_munmap): New wrapper function.
1774 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1775 which are not stack addresses.
1776 (is_stack_address): New function.
1777 (__mf_init_heuristics): Save and restore state, always initialize with
1778 "starting" state.
1780 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1782 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1783 error. Pass location string.
1784 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1785 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1786 (__mf_process_opts): Apply some sanity checking for lc-mask.
1787 (__mf_check, __mf_violation): Take new location-string argument.
1788 Update callers to pass NULL if necessary.
1789 (__mf_backtrace): New smart backtracer function. Calls replace
1790 several ad-hoc blocks elsewhere.
1791 (__mf_describe_object): Remove bad reentrancy test. Improve
1792 tracing message.
1793 * mf-runtime.h: Corresponding changes. Public/private markup.
1794 (__MF_CACHE_MISS_P): New macro.
1796 2002-08-20 Graydon Hoare <graydon@redhat.com>
1798 * mf-runtime.h: New option: stack_bound (heuristic).
1799 Move some macros out of implementation files.
1800 * mf-runtime.c: New option string: -stack-bound.
1801 Unify recursion protection with hooks.
1802 Add more logging.
1803 (__mf_check): Call __mf_heuristic_check.
1804 (__mf_process_opts): Fix "no-" processing.
1805 * mf-heuristics.c (__mf_heuristic_check): New function.
1806 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1808 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1810 Option parsing improvements, region splitting bug fixes:
1811 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1812 * mf-runtime.h (heur_proc_map): New libmudflap option.
1813 * mf-runtime.c (__mf_set_default_options): Set it.
1814 (__mf_usage): Print default values/status.
1815 (__mf_process_opts): Support general "no-" option string prefix.
1816 (__mf_init): Print __mf_usage on unknown-option error.
1817 (__mf_register): Print trace message up front.
1818 Correct region splitting logic for case where a subregion disappears.
1819 Correct memory leak.
1820 (__mf_violation): Make even basic message conditional on option.
1822 Build cleanup:
1823 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1824 (clean-local): New target.
1825 (test/*x rules): Add -g CFLAGS.
1826 (CFLAGS): Add -freorder-blocks.
1827 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1828 * Makefile.in: Regenerated.
1829 * Makefile, mf-config.h: Removed files.
1831 2002-08-16 Graydon Hoare <graydon@redhat.com>
1833 * mf-runtime.c (__mf_insert_new_object): Factor out of
1834 __mf_register.
1835 (__mf_remove_old_object): Factor out of __mf_unregister.
1836 (__mf_register): Handle guessed regions, splitting
1837 guesses when new registrations arrive.
1838 (__mf_unregister): Do not unregister guesses.
1839 * mf-runtime.h: Move convenience macros around,
1840 declare new option fields. Add __MF_TYPE_GUESS.
1841 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1842 (__wrap_free): Call __real_free for deferred frees.
1843 * Makefile.am: Add more tests, fix dependency.
1844 * Makefile.in: Regenerate.
1845 * test/pass[13..17]-frag.c: New testcases.
1846 * test/fail[13..17]-frag.c: New testcases.
1848 2002-08-15 Graydon Hoare <graydon@redhat.com>
1850 * mf-heuristics.c: New file.
1851 * mf-runtime.c (options): Add -trace-calls option.
1852 (__mf_init): Call __mf_init_heuristics.
1854 2002-08-14 Graydon Hoare <graydon@redhat.com>
1856 * Makefile.am (TESTS): Add testsuite support.
1857 * Makefile.in: Regenerate.
1858 * test/mf-driver.c: New file.
1859 * test/buildtest.sh: New file.
1860 * test/passNN-frag.c: New testcases.
1861 * test/failNN-frag.c: New testcases.
1863 2002-08-14 Graydon Hoare <graydon@redhat.com>
1865 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1866 verifying non-size-limited string extents.
1868 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1870 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1871 instead of plain str[n]len for internal checks.
1872 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1874 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1876 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1878 2002-08-13 Graydon Hoare <graydon@redhat.com>
1880 * mf-runtime.c: Rework configuration to operate on
1881 environment variable options rather than #defines
1882 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1883 (__mf_init): Set static __mf_active_p flag on startup,
1884 to inhibit mudflap wrap-based checking during crt0.s.
1885 * mf-runtime.h: Declare options structure.
1886 * mf-hooks.c: New wrappings for mem*, b*, str*
1887 libc functions (temporarily #if 0-ed out).
1889 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1891 * Makefile.am, configure.in: New files.
1892 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1893 * stamp-h.in, aclocal.m4: Ditto.
1895 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1897 * Makefile: New file.
1898 * mf-config.h: New file: runtime configuration.
1899 * mf-hooks.c: New file: interposed libc functions.
1900 * mf-runtime.c: New file: bulk of runtime.
1901 * mf-runtime.h: New file: public functions.