| blob | 355286092e57e4a1651e228f0847cfb25bce9809 |
1 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
3 * configure: Regenerate.
5 2011-07-31 Tom de Vries <tom@codesourcery.com>
7 PR middle-end/43513
8 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
9 folding of alloca.
11 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13 Revert:
14 2011-07-15 Jakub Jelinek <jakub@redhat.com>
16 PR testsuite/49753
17 PR tree-optimization/49309
18 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
20 2011-07-15 Jakub Jelinek <jakub@redhat.com>
22 PR testsuite/49753
23 PR tree-optimization/49309
24 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
26 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28 * configure.ac: Don't create pth.
29 Check for library containing sched_yield.
30 * configure: Regenerate.
31 * config.h.in: Regenerate.
33 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
34 mfconfig_libs in -static check.
36 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
38 PR libmudflap/49550
39 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
40 stdin, stdout, stderr.
41 Register __ctype, __ctype_mask.
43 * configure.ac: Check for mmap64.
44 Check for rawmemchr, stpcpy, mempcpy.
45 * configure: Regenerate.
46 * config.h.in: Regenerate.
47 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
48 (mmap64): New wrapper function.
49 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
50 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
52 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
53 getmntent wrapper.
55 * mf-hooks3.c (_REENTRANT): Define.
57 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
59 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
60 (MIN): Define.
61 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
63 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
64 *-*-solaris2.*.
66 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
68 PR libmudflap/49549
69 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
70 target-supports.exp.
71 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
72 --noinhibit-exec to GNU ld.
74 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
76 PR libmudflap/38738
77 * configure.ac: Check for sys/mnttab.h.
78 Check for library containing connect.
79 * configure: Regenerate.
80 * config.h.in: Regenerate.
81 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
82 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
83 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
85 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
87 * configure: Regenerate.
89 2011-01-03 Jakub Jelinek <jakub@redhat.com>
91 * mf-runtime.c (__mf_usage): Update copyright notice dates.
93 2010-10-31 Jason Merrill <jason@redhat.com>
95 PR testsuite/20003
96 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
98 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
100 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
101 New dg directive.
103 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
105 PR bootstrap/43170
106 * configure: Regenerate.
108 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
110 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
112 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
114 * testsuite/lib/mfdg.exp (additional_prunes): New global.
115 (dg-test): Clear additional_prunes before test is run.
116 (dg-prune-output): New procedure.
117 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
118 prune_gcc_output.
119 (libmudflap-dg-prune): New procedure.
120 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
121 New dg directive.
123 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
125 PR other/43620
126 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
127 * Makefile.in: Regenerate.
128 * testsuite/Makefile.in: Regenerate.
130 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
132 * Makefile.in: Regenerate.
133 * aclocal.m4: Regenerate.
134 * testsuite/Makefile.in: Regenerate.
136 2010-03-15 David S. Miller <davem@davemloft.net>
138 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
139 main.
141 2010-01-09 Jakub Jelinek <jakub@redhat.com>
143 * mf-runtime.c (__mf_usage): Update copyright notice dates.
145 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
147 * Makefile.in: Regenerate.
148 * configure: Regenerate.
149 * testsuite/Makefile.in: Regenerate.
151 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
153 PR libmudflap/41433
154 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
155 running setuid or setgid.
157 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
159 * mf-runtime.c (__mf_init): Support FreeBSD.
160 Prime mutex which calls calloc upon first lock to avoid deadlock.
161 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
162 Ignore red zone allocation request for initial thread's stack.
164 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
165 Andreas Schwab <schwab@linux-m68k.org>
167 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
168 if not in system header; use it. On FreeBSD, must pass fd==-1
169 with MAP_ANON flag. Correct mmap error check.
170 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
172 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
174 * configure.ac (AC_PREREQ): Bump to 2.64.
176 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
178 * Makefile.am (install-html, install-pdf): Remove.
179 * Makefile.in: Regenerate.
181 * Makefile.in: Regenerate.
182 * aclocal.m4: Regenerate.
183 * config.h.in: Regenerate.
184 * configure: Regenerate.
185 * testsuite/Makefile.in: Regenerate.
187 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
189 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
191 2009-07-16 Joseph Myers <joseph@codesourcery.com>
193 * configure: Regenerate.
195 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
197 PR testsuite/40699
198 PR testsuite/40707
199 PR testsuite/40709
200 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
202 2009-07-01 Richard Guenther <rguenther@suse.de>
204 PR tree-optimization/19831
205 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
206 escape.
207 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
208 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
209 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
211 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
213 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
214 to ld_library_path. Use add_path. Add just find_libgcc_s to
215 ld_library_path, not every libgcc multilib directory.
217 2009-04-09 Nick Clifton <nickc@redhat.com>
219 * mf-hooks1.c: Change copyright header to refer to version 3
220 of the GNU General Public License with version 3.1 of the GCC
221 Runtime Library Exception and to point readers at the COPYING3
222 and COPYING3.RUNTIME files and the FSF's license web page.
223 * mf-heuristics.c: Likewise.
224 * mf-hooks2.c: Likewise.
225 * mf-hooks3.c: Likewise.
226 * mf-impl.h: Likewise.
227 * mf-runtime.c: Likewise.
228 * mf-runtime.h: Likewise.
230 2009-04-09 Jakub Jelinek <jakub@redhat.com>
232 * testsuite/lib/mfdg.exp: Change copyright header to refer to
233 version 3 of the GNU General Public License and to point readers
234 at the COPYING3 file and the FSF's license web page.
235 * testsuite/lib/libmudflap.exp: Likewise.
237 2009-03-31 Ben Elliston <bje@au.ibm.com>
239 PR libmudflap/38462
240 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
241 object', not `mudflap object'.
243 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
245 * configure: Regenerate.
247 2009-02-03 Jakub Jelinek <jakub@redhat.com>
249 * mf-runtime.c (__mf_usage): Update copyright notice dates.
251 2009-01-23 Jie Zhang <jie.zhang@analog.com>
253 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
254 __thread when TLS support is emulated.
255 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
256 * mf-runtime.c (__mf_state_1): Likewise.
257 * configure.ac: Use GCC_CHECK_EMUTLS.
258 * configure: Regenerate.
259 * config.h.in: Regenerate.
261 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
263 * configure: Regenerate.
265 2008-11-26 Janis Johnson <janis187@us.ibm.com>
267 PR testsuite/28870
268 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
269 (dg-timeout): Remove.
270 (standard-wait): Remove.
271 * testsuite/lib/libmudflap.exp: Include new timeout library files.
272 (libmudflap_target_compile): Set timeout value from new proc.
274 2008-11-10 Jakub Jelinek <jakub@redhat.com>
276 PR middle-end/35314
277 * testsuite/libmudflap.c/pass67-frag.c: New test.
279 2008-10-09 Jakub Jelinek <jakub@redhat.com>
281 PR c++/37568
282 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
284 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
285 Steve Ellcey <sje@cup.hp.com>
287 * configure: Regenerate for new libtool.
288 * Makefile.in: Ditto.
289 * testsuite/Makefile.in: Ditto.
291 2008-09-15 Jakub Jelinek <jakub@redhat.com>
293 PR libmudflap/36397
294 * testsuite/libmudflap.c/pass64-frag.c: New test.
296 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
298 * Makefile.in: Regenerate.
299 * config.h.in: Regenerate.
300 * configure: Regenerate.
301 * testsuite/Makefile.in: Regenerate.
303 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
305 PR bootstrap/35457
306 * aclocal.m4: Regenerate.
307 * configure: Regenerate.
309 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
311 * testsuite/libmudflap.c/pass63-frag.c: New test.
313 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
315 * aclocal.m4: Regenerate.
316 * configure: Likewise.
317 * Makefile.in: Likewise.
318 * testsuite/Makefile.in: Likewise.
320 2008-03-02 Jakub Jelinek <jakub@redhat.com>
322 * mf-runtime.c (__mf_usage): Update copyright notice dates.
324 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
326 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
327 mudflap dead object.
328 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
330 2008-01-24 David Edelsohn <edelsohn@gnu.org>
332 * configure: Regenerate.
334 2008-01-05 Jakub Jelinek <jakub@redhat.com>
336 PR tree-optimization/34618
337 * testsuite/libmudflap.c/pass62-frag.c: New test.
339 2008-01-03 Jakub Jelinek <jakub@redhat.com>
341 PR c++/34619
342 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
344 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
346 PR libmudflap/26442
347 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
349 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
351 * configure: Regenerate following changes to ../config/tls.m4.
353 2007-07-26 Tom Tromey <tromey@redhat.com>
355 * Makefile.in: Rebuilt.
356 * Makefile.am (clean-local): Removed.
357 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
358 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
359 (libmudflapth_la_SOURCES): List sources.
360 (libmudflapth_la_LIBADD): Clear.
361 (libmudflapth_la_CFLAGS): New variable.
363 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
365 * aclocal.m4: Regenerated.
367 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
369 * configure: Regenerate.
371 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
373 From Andi Kleen <ak@suse.de>:
374 * mf-runtime.c (options): Rename structure for compatibility with
375 glibc getopt_long.
377 2007-05-23 Steve Ellcey <sje@cup.hp.com>
379 * Makefile.in: Regenerate.
380 * configure: Regenerate.
381 * aclocal.m4: Regenerate.
382 * testsuite/Makefile.in: Regenerate.
384 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
386 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
388 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
390 * Makefile.am: Add dummy install-pdf target.
391 * Makefile.in: Regenerate
393 2007-02-07 Jakub Jelinek <jakub@redhat.com>
395 PR libgomp/28468
396 * configure: Regenerate.
398 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
400 * configure: Regenerate.
402 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
404 * configure: Regenerated.
406 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
408 PR libmudflap/28578
409 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
410 static but not function scope static.
411 (free): Skip deallocation attempts for objects placed into
412 bootstrap buffers.
413 * testsuite/libmudflap.cth/pass59-frag.c: New test.
415 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
417 From Herman ten Brugge <hermantenbrugge@home.nl>:
418 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
419 small and large objects are handled a lot faster.
421 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
423 * configure.ac (__libc_freeres): Look for it.
424 * mf-impl.h (call_libc_freeres): New configuration flag.
425 * mf-runtime.c (__mf_set_default_options): Set it by default.
426 (__mfu_report): Call it if needed.
427 (__mfu_unregister): Remove "unaccessed registered object" warning.
428 * configure, config.h.in: Regenerated.
430 2006-09-18 Tom Tromey <tromey@redhat.com>
432 * configure: Rebuilt.
434 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
436 PR 21274
437 mf-runtime.h installation based on ssp patch for PR 26473 from
438 Mark Mitchell <mark@codesourcery.com>.
439 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
440 * Makefile.am (target_noncanonical): Define.
441 (libsubincludedir): New variable.
442 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
443 (include_HEADERS): Remove.
444 * configure, aclocal.m4, config.h.in: Regenerated.
445 * Makefile.in, testsuite/Makefile.in: Likewise.
446 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
447 and _THREAD_SAFE redefinition values.
449 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
451 * Makefile.am: Add install-html target. Add install-html to .PHONY
452 * Makefile.in: Regenerate.
454 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
456 PR mudflap/26789
457 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
459 PR mudflap/26790
460 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
462 2006-04-10 Matthias Klose <doko@debian.org>
464 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
465 directory names containing underscores.
467 2005-11-22 Janis Johnson <janis187@us.ibm.com>
469 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
470 MUDFLAP_FLAGS if static library not supported.
471 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
472 * testsuite/libmudflap.c/externs.exp: Ditto.
473 * testsuite/libmudflap.c++/ctors.exp: Ditto.
474 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
475 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
477 2005-10-04 James E Wilson <wilson@specifix.com>
479 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
480 $name as array of characters with unknown bound. Also store into the
481 array.
482 * configure: Regenerate.
484 2005-09-30 James E. Wilson <wilson@specifix.com>
486 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
487 AC_CHECK_HEADER.
488 (target_thread_file): New. Set from sed'ed gcc output.
489 (posix_threads): New. Set from target_thread_file. Use instead of
490 ac_have_pthread_h.
491 (pthread_create_version): Move initialization before code using it.
492 * configure: Regenerate.
494 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
495 bounds.
497 2005-09-29 James E. Wilson <wilson@specifix.com>
499 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
500 with HAVE_MMAP ifdef.
502 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
504 PR 23084.
505 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
507 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
509 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
511 2005-09-23 Tom Tromey <tromey@redhat.com>
513 * aclocal.m4, configure: Rebuilt.
514 * configure.ac: Use GCC_CHECK_TLS.
515 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
516 to ../config.
518 2005-08-22 Jim Wilson <wilson@specifix.com>
520 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
521 __FreeBSD__ is defined.
523 2005-08-17 Jim Wilson <wilson@specifix.com>
525 * mf-hooks1.c (malloc, calloc, realloc, free,
526 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
527 the real routines, and END_MALLOC_PROTECT afterwards.
528 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
529 (BEGIN_PROTECT): Handle in_malloc state.
530 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
531 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
533 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
535 * All files: Update FSF address.
537 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
539 * mf-hooks3.c (main_seen_p): Remove.
540 (__mf_get_state): Remove attempt to recognize the main thread.
542 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
544 * configure.ac: Test for the name of the symbol used for the entry
545 point; define ENTRY_POINT to the result.
546 * configure: Regenerate.
547 * config.h.in: Regenerate.
548 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
550 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
552 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
553 (__mf_init): Set thread state active.
554 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
555 state active.
556 (pthread_create wrapper): Always use thread spawner.
558 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
559 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
561 2005-07-16 Richard Henderson <rth@redhat.com>
563 * acinclude.m4: New file.
564 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
565 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
566 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
567 (__mf_0fn_calloc): ... here.
568 * mf-hooks3.c (struct pthread_info): Remove.
569 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
570 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
571 (struct mf_thread_data): New.
572 (mf_thread_data, mf_thread_data_lock): New.
573 (__mf_allocate_blank_threadinfo): Remove.
574 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
575 not available.
576 (__mf_state_perthread): Remove.
577 (__mf_get_state, __mf_set_state): New.
578 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
579 Update mf_thread_data killing procedure.
580 (__mf_pthread_spawner): Similarly.
581 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
582 code to allocate thread stack space.
583 (__mf_0fn_pthread_join, pthread_join): Remove.
584 (__mf_0fn_pthread_exit, pthread_exit): Remove.
585 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
586 (__mf_state_1): Rename from __mf_state; use TLS when available.
587 (__mf_get_state, __mf_set_state): New. Update all users.
588 * mf-runtime.c (begin_recursion_protect1): New.
589 (BEGIN_RECURSION_PROTECT): Use it.
590 (__mf_state_1): Rename from __mf_state; use TLS when available.
591 (threads_active_p): Remove.
592 (__mf_usage): Compute it directly.
594 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
596 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
598 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
600 Fix for uncaching bug reported by Herman ten Brugge.
601 * mf-runtime.c (__mf_uncache_object): Search whole cache.
602 * testsuite/libmudflap.c/fail40-frag.c: New test.
604 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
606 PR libmudflap/21724
607 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
608 * Makefile.in: Amend.
610 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
612 PR mudflap/21023
613 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
614 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
616 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
618 PR libmudflap/21094
619 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
621 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
623 PR mudflap/22064
624 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
625 unsigned vars with #defines instead of enums.
627 2005-05-09 Mike Stump <mrs@apple.com>
629 * configure: Regenerate.
631 2005-04-12 Mike Stump <mrs@apple.com>
633 * configure: Regenerate.
635 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
637 PR mudflap/19266
638 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
639 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
641 2005-04-04 Alan Modra <amodra@bigpond.net.au>
643 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
645 2005-03-31 Mike Stump <mrs@apple.com>
647 * mf-runtime.h: Add libmudflap copyright clause.
649 2005-03-21 Mike Stump <mrs@apple.com>
651 * mf-heuristics.c: Fix whitespace at end of line.
652 * mf-hooks1.c: Likewise.
653 * mf-hooks2.c: Likewise.
654 * mf-hooks3.c: Likewise.
655 * mf-impl.h: Likewise.
656 * mf-runtime.c: Likewise.
657 * mf-runtime.h: Likewise.
659 2005-03-21 Zack Weinberg <zack@codesourcery.com>
661 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
662 In all substitutions, expand gcc_version in Makefile.
663 * aclocal.m4, configure: Regenerate.
664 * Makefile.am: Set gcc_version.
665 * Makefile.in, testsuite/Makefile.in: Regenerate.
667 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
669 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
670 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
672 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
674 PR mudflap/19319
675 * testsuite/libmudflap.c++/pass55-frag.c: New test.
677 2005-01-05 Richard Henderson <rth@redhat.com>
679 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
681 2005-01-02 Greg McGary <greg@mcgary.org>
683 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
684 * mf-runtime.h: New file, replaces mf-runtime.h.in.
685 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
686 * Makefile.in: Ditto.
687 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
688 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
689 * testsuite/libmudflap.c/fail36-frag.c: New test.
690 * testsuite/libmudflap.c/fail37-frag.c: New test.
691 * testsuite/libmudflap.c/fail38-frag.c: New test.
693 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
695 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
696 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
698 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
700 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
701 * aclocal.m4: Include ../config/gcc-version.m4.
702 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
704 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
706 * Makefile.am: Define ACLOCAL_AMFLAGS.
707 * acinclude.m4: Remove.
708 * stamp-h.in: Remove superfluous stamp file.
709 * aclocal.m4, configure, Makefile.in: Regenerate.
710 * testsuite/Makefile.in: Likewise.
712 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
714 * Makefile.am: Revert previous.
715 * acinclude.m4: Restore.
716 * aclocal.m4, configure, Makefile.in: Regenerate.
717 * testsuite/Makefile.in: Likewise.
719 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
721 * Makefile.am: Define ACLOCAL_AMFLAGS.
722 * acinclude.m4: Remove.
723 * aclocal.m4, configure, Makefile.in: Regenerate.
724 * testsuite/Makefile.in: Likewise.
726 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
728 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
730 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
732 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
733 * testsuite/Makefile.in: Likewise.
735 2004-11-01 Andreas Schwab <schwab@suse.de>
737 * configure.ac: (target_alias): Default to $host_alias, not
738 $target.
739 * configure: Regenerated.
741 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
743 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
744 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
745 message.
747 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
749 PR other/18138
750 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
752 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
754 * configure.ac: Check for more headers, functions.
755 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
756 tracking overridden FILE buffers.
757 (fopen, setvbuf): New/revised hook functions for buffer overriding.
758 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
759 (fflush): Accept given NULL stream (means "all streams").
760 * mf-runtime.h.in:
761 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
762 HEAP/GUESS objects.
763 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
764 (__mf_adapt_cache): Use them all.
765 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
766 * testsuite/libmudflap.c++/ctors.exp: Ditto.
767 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
768 * configure, config.h.in: Regenerated.
770 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
772 * configure.ac: Checking for sys/socket.h once is enough.
773 * configure: Regenerated.
775 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
777 * configure.ac: Look for more headers & functions.
778 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
779 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
780 * mf-runtime.c (options): Clean up integer signedness warnings.
781 (main): Add a declaration to fix a warning.
782 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
783 * configure, config.h.in: Regenerated.
785 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
787 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
788 New tests for proper base/limit checking for aggregates.
790 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
792 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
794 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
796 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
797 * mf-hooks2.c (strerror): Unregister previous string returned by
798 previous strerror.
799 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
800 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
801 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
802 * mf-runtime.c (__mf_describe_object): Clarify object life status.
803 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
804 New tests.
805 * configure, config.h.in: Regenerated.
807 2004-08-03 Dale Johannesen <dalej@apple.com>
809 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
811 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
813 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
814 simplified contents in all former callers.
816 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
818 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
819 the statically linked case.
821 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
823 * splay-tree.[ch]: Remove. Merge contents into ...
824 * mf-runtime.c: ... here, renaming symbols and making all functions
825 static. Remove unused min/max functions.
826 * Makefile.am: Forget about splay-tree.[ch].
827 * Makefile.in, testsuite/Makefile.in: Regenerated.
829 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
831 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
832 (__mfu_usage): Include (C) 2004.
833 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
834 here. Include a comment explaining why.
836 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
838 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
839 * mf-runtime.c (options): Give them a name.
840 (__mf_set_default_options): Set them.
841 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
842 (__mf_violation): Warning cleanup.
843 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
844 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
846 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
848 g++/15861
849 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
850 repeated invocation.
852 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
854 Test case for g++/15861
855 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
856 * testsuite/libmudflap.c++/ctors.exp: Driver.
857 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
858 Look only for *frag* test cases.
860 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
862 ANSI C conversion, libmudflap specialization, recursion limiting.
863 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
864 argument and indirection function pointers, update callers.
865 (splay_tree_s): Add statistics and recursion control fields
866 num_keys, max_depth, depth, rebalance_p.
867 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
868 Back out of search if it exceeds limit.
869 (splay_tree_splay): Manage recursion limiting with rebalancing as
870 needed.
871 (splay_tree_new): More initialization.
872 (splay_tree_rebalance): New function.
873 (splay_tree_foreach): Rewrite using nonrecursive logic.
874 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
875 Remove. Point indirect calls to mf-runtime.c's routines.
876 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
877 functions.
878 (splay_tree_delete, splay_tree_delete_helper): Ditto.
879 * testsuite/heap-scalestress.c: New test based on one from
880 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
882 2004-07-05 Matthias Klose <doko@debian.org>
884 * libtool-version: New.
885 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
886 Use -version-info for soname.
887 * Makefile.in: Regenerate.
888 * configure.ac: Remove libtool_VERSION macro
889 * configure: Regenerate
891 2004-07-05 Zack Weinberg <zack@codesourcery.com>
893 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
894 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
895 #ifndef _MUDFLAP.
897 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
899 Splay tree implementation fork.
900 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
901 Use hard-coded comparison function for uintptr_t. Remove key/value
902 deallocation logic. Cache last splayed key for consecutive lookups.
903 * Makefile.am, Makefile.in: Use them, don't link to them.
904 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
905 (__mf_find_objects2): Flip successor/predecessor search sequence.
906 * ansidecl.h, libiberty.h: Removed dummy files.
908 2004-06-29 Nick Clifton <nickc@redhat.com>
910 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
911 * configure: Regenerate.
912 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
913 HAVE_DIRENT_H.
914 Remove spurious inclusion of <strings.h>.
916 2004-06-29 Nick Clifton <nickc@redhat.com>
918 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
919 function actually exists.
921 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
923 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
924 * config.h.in: Regenerated.
926 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
928 Adopt splay trees for object database.
929 * Makefile.am: Copy splay-tree.* from libiberty.
930 * Makefile.in, testsuite/Makefile.in: Regenerated.
931 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
932 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
933 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
934 * mf-runtime.c: Rewrite code dealing with object database to use
935 libiberty splay trees. Remove tree liveness aging option.
936 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
938 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
940 * configure.ac: New name of configure.in. Update
941 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
942 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
943 Autoconf 2.5x and Automake 1.7 or later.
944 * configure.in: Remove.
945 * configure: Regenerate.
947 * Makefile.am: Remove useless multilib rules.
948 * Makefile.in: Regenerate.
950 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
952 * .cvsignore: New file.
954 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
956 PR libmudflap/13505
957 * mf-hooks2.c (semctl): Add cygwin porting hack.
959 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
961 ctype support.
962 * configure.in: Look for ctype header and glibc implementation.
963 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
964 array hooks for glibc 2.3.
965 * mf-runtime.h.in: Wrap them.
966 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
967 implementations.
968 * testsuite/libmudflap.c/pass47-frag.c: New test.
969 * configure, config.h.in: Regenerated.
971 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
973 Portability improvements, e.g., libmudflap/15293.
974 * configure.in: Look for glibc extension functions. Look for
975 support of -f{function,data}-sections. Look for more headers.
976 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
977 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
978 mf-hooks* into usual single object per source.
979 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
980 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
981 if system doesn't provide one.
982 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
983 (pthread_create): Use it to properly GC dead thread stacks.
984 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
985 * testsuite/Makefile.am: Stop generating site.exp.
986 * testsuite/mfconfig.exp.in: New file.
987 * testsuite/config/default.exp: Load new mfconfig.exp.
988 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
989 (prune_gcc_output): Add glibc static linking warnings.
990 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
991 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
992 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
993 Regenerated with autoconf 2.57 and automake 1.7.
995 2004-06-04 Per Bothner <per@bothner.com>
997 * configure.in (LIBMUDFLAPTH): Fix thinko.
999 * configure.in: Check for more headers.
1000 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1002 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1003 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1005 2004-06-01 Andreas Jaeger <aj@suse.de>
1007 * configure.in: Handle multilibs, support
1008 --enable-version-specific-runtime-libs.
1009 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1010 (toolexeclib_LTLIBRARIES): this for multilib support.
1011 * Makefile.in: Regenerated.
1012 * configure: Regenerated.
1013 * aclocal.m4: Regenerated.
1014 * config.h.in: Regenerated.
1015 * testsuite/Makefile.in: Regenerated.
1017 2004-06-01 Andreas Jaeger <aj@suse.de>
1019 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1020 multilibs, using multilib directory instead of hardcoded path.
1021 Set LD_RUN_PATH.
1023 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1025 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1026 * Makefile.in: Ditto.
1028 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1030 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1031 * aclocal.m4, configure: Rebuilt.
1033 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1035 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1036 import some build settings from libstdc++-v3 testsuite_flags.
1037 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1038 changes to pass test language.
1040 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1041 quicker mode-nop handling.
1043 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1045 * mf-impl.h: Added libgcc license header.
1047 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1049 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1050 Added libgcc license header.
1051 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1052 (pthread_create): Simplify stack allocation syntax.
1054 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1056 * mf-hooks2.c: Support FreeBSD.
1057 (WRAP_gets): Avoid gets().
1058 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1059 test unimplemented mem/str calls on FreeBSD.
1060 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1061 <alloca.h> on FreeBSD.
1063 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1065 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1066 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1067 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1068 flags for static linking permutation.
1069 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1070 some pthreads code that croaks on linux glibc tls.
1072 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1074 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1076 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1078 * testsuite/libmudflap.c/pass44-frag.c: New test.
1080 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1082 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1084 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1086 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1088 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1090 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1092 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1094 PR libmudflap/12670
1095 * configure.in: Add check for see if
1096 socklen_t typedef is in sys/socket.h.
1097 * mf-hooks1.c: Add define if socklen_t
1098 is not typedef.
1099 * mf-hooks2.c: Likewise.
1100 * mf-hooks3.c: Likewise.
1101 * config.h.in: Regen.
1102 * configure: Regen.
1104 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1106 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1107 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1108 optimizations.
1109 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1110 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1111 (unoptimized) allocation of stack space.
1113 2003-12-07 Richard Henderson <rth@redhat.com>
1115 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1116 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1118 2003-12-06 Andrew Pinski <apinski@apple.com>
1120 partial PR libmudflap/12670
1121 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1122 * mf-hooks2.c: Likewise.
1123 * mf-hooks3.c: Likewise.
1125 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1127 libstdc++/11696
1128 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1129 symbols interposed at compile time.
1130 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1132 libmudflap/12939
1133 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1135 * configure.in: Reorganize check for <pthread.h>.
1136 * configure: Regenerated.
1138 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1140 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1141 (_LARGE_FILE_API): Define for AIX.
1142 * mf-hooks[123]: Same.
1143 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1145 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1147 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1149 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1151 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1153 * configure.in: Update check for union semun.
1155 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1157 PR other/11673
1158 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1160 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1162 PR other/11673
1163 * configure.in: Add checks for 64-bit LFS functions, struct semun
1164 definition, for BSD compatibility.
1165 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1166 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1167 * mf-hooks3.c: Ditto.
1168 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1169 mmap flag.
1170 * configure, config.h.in: Regenerated.
1172 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1174 Multithreading fixes:
1175 * mf-runtime.c (__mf_object): Store allocating/deallocating
1176 thread id.
1177 (options): Support new "-thread-stack" option.
1178 Rename "-heur-argv-environ" option to "-heur-stdlib".
1179 Disable "-lc-mask" and "-lc-shift" options.
1180 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1181 (__assert_fail): New self-contained function for glibc.
1182 * mf-hooks3.c: Essentially rewritten, particularly related to
1183 use of __mf_pthread_info array.
1184 (pthread_join, _exit): New hook functions.
1185 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1186 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1188 Warning cleanups:
1189 * mf-heuristics.c: Add type casts for tracing, sub calls.
1190 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1191 Update all callers to declare explicit result holder.
1192 (END_PROTECT): Removed.
1193 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1195 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1197 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1198 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1199 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1201 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1203 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1204 * mf-hooks: Removed.
1205 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1206 Move these macros from old mf-hooks.c here.
1207 * Makefile.am: Adapt to split-up hook sources for faster builds.
1208 * Makefile.in: Regenerated.
1210 * mf-heuristics.c: Remove #if-0 block.
1212 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1213 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1214 (CALL_REAL, __mf_init): Corresponding changes.
1215 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1216 all callers to remove redundant "mf:" prefix.
1217 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1218 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1219 (__mf_pthread_info): Become a hash table.
1221 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1222 "dg-repetitions" directives to control test case execution.
1223 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1224 options.
1225 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1227 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1229 * mf-hooks.c (alloca): Separate into stub.
1230 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1231 malloc/free for alloca blocks.
1232 (pthread_create): Tolerate failing pthread_attr_get* calls.
1233 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1234 * mf-impl.h (CALL_WRAP): Remove macro.
1235 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1236 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1237 padding for ia64 BIT_FIELD_REF constructs.
1239 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1241 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1242 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1243 libmudflap object type.
1244 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1245 crashes on unregistering STATIC objects.
1247 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1249 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1250 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1251 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1252 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1253 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1254 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1255 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1256 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1257 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1258 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1259 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1260 (accept, bind, connect, gethostname, sethostname): New hooks.
1261 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1262 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1263 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1264 * mf-runtime.h.in: Corresponding changes.
1265 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1266 (opts) Rename heur_argv_environ to heur_std_data.
1267 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1268 * Makefile.am: Corresponding changes.
1269 * Makefile.in: Regenerated.
1271 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1273 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1274 heuristic for threaded case, and for non-x86-linux targets.
1275 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1276 for use during pre-main() program startup.
1277 (__mf_0fn_*): Make these functions non-static.
1278 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1279 functions.
1280 * mf-runtime.c (__mf_state): Set initial state to "starting".
1281 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1282 (__wrap_main): New function to register argv[] and environ[] strings.
1283 (__mf_ini): Call it.
1284 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1286 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1287 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1289 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1290 pass_all.
1291 * aclocal.m4, configure: Regenerated.
1293 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1295 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1296 * aclocal.m4, configure: Regenerated.
1298 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1300 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1301 for x86_64 target. Disable caching for this value.
1302 * aclocal.m4, configure: Regenerated.
1304 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1306 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1307 is about to become deprecated, and its present handling bugs are
1308 unworthy of fixing.
1310 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1312 * testsuite/libmudflap.c/pass38-frag.c: New test for
1313 -fwritable-strings.
1315 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1317 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1318 __mf_report, asserting reentrant calling context.
1320 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1322 * mf-hooks.c (realloc): Correct reentrancy logic.
1323 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1325 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1327 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1328 PTHREAD_THREADS_MAX. Update users.
1329 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1330 for active options.
1331 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1332 with libmudflapth presence indicator.
1333 * testsuite/Makefile.in: Regenerated.
1335 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1337 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1338 * configure.in: Remove silly no-pthreads => no-shared logic.
1339 * Makefile.in, configure: Regenerated.
1340 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1341 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1342 code. Count reentrancy events.
1343 (all hook functions): Don't directly manipulate __mf_state variable.
1344 Add TRACE calls to hook functions without them.
1345 * mf-impl.h (LOCKTH): Try to count lock contention events.
1346 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1347 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1348 Reorganize reentrancy code.
1349 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1350 identify reentrancy with mutex holding times.
1351 (internal __mfu_ entry points): Remove internal reentrancy code.
1352 (__mf_init): Use ordinary locked calls.
1353 (__mfu_report): Print the two new counts.
1354 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1355 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1356 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1357 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1358 option defaults.
1360 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1362 * configure.in: Add pthread support, plus glibc and porting hacks.
1363 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1364 from objects built into ./pth/.
1365 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1366 functions for internal entry points. Update callers to pick
1367 locked vs. unlocked variants.
1368 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1369 info coming in from a static data structure.
1370 (*): Reorder miscellaneous declarations to group data vs functions.
1371 (__mf_set_default_options): Simplify.
1372 (__mf_usage): Mention threading status of host executable.
1373 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1374 decls to match above.
1375 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1376 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1377 some lock/unlock markers. Remove some unused code.
1378 * mf-hooks: Ditto.
1379 (pthread_create): New hook function.
1380 (__mf_pthread_cleanup, _spawner): New helper functions.
1381 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1383 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1385 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1387 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1389 * Makefile.am (HOOKOBJS): Add *time related hooks.
1390 * configure.in: Look for pthreads.h header.
1391 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1392 * mf-runtime.c: Begin sketching some pthreads support.
1393 (__mf_usage): Check for -lpthread presence.
1394 (__mf_unregister): Confirm matching unregistration base.
1395 (__mf_find_objects_rec): Reduce unnecessary recursion.
1396 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1397 #defines for new hook functions.
1398 * mf-impl.h: Corresponding changes.
1399 * config.h.in, configure, Makefile.in: Regenerated.
1401 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1403 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1404 modifiers to prevent being optimized away.
1405 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1406 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1407 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1408 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1409 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1410 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1411 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1413 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1415 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1416 * configure.in: Look for uintptr_t and -ldl on target.
1417 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1418 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1419 * testsuite/Makefile.in: Regenerated.
1420 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1421 for better C compliance.
1423 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1425 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1426 prevention code.
1427 * mf-runtime.c (__mf_set_default_options): Turn off
1428 check-initialization.
1429 (__mf_describe_object): Shorten description.
1430 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1432 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1434 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1436 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1438 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1439 calls specially.
1440 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1441 * mf-impl.h (CALL_BACKUP): New macros.
1442 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1444 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1446 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1447 (HOOKOBJS): Remove dlopen hook.
1448 (libmudflap_la_LIBADD): Add -ldl.
1449 * mf-hooks.c (dlopen): Remove hook.
1450 * mf-impl.h (__mf_dynamic): Ditto.
1451 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1452 * Makefile.in: Regenerated.
1454 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1456 * configure.in: Check for target gettimeofday, signal, some headers.
1457 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1458 out inop multi_threaded field.
1459 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1460 (__mf_set_options): Correct handling of "-help".
1461 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1462 (__mf_check, __mf_register, __mf_unregister): Call it.
1463 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1464 (__mf_report_leaks): Make callable
1465 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1466 distribution statistics.
1467 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1468 bit distributions.
1469 * config.h.in, configure: Regenerated.
1470 * testsuite/libmudflap.c/fail27-frag.c: New test.
1471 * testsuite/libmudflap.c/pass36-frag.c: New test.
1473 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1475 * mf-runtime.h.in: Tweak.
1476 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1477 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1478 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1480 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1482 * configure.in: Tweak generation of mf-runtime.h some more. It
1483 needs to work from both config.status and configure.
1484 * configure: Regenerated.
1486 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1488 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1489 * configure.in: Tweak generation of mf-runtime.h.
1490 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1491 * mf-hooks.c (*): Adapt to initialized-heap object type.
1492 * mf-impl.h: Tweak cemetary boundaries.
1493 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1494 type.
1495 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1496 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1497 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1498 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1499 checking.
1500 * testsuite/.../fail{25,26}-frag.c: New tests.
1501 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1502 * Makefile.in, configure: Regenerated.
1504 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1506 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1507 checking by default.
1508 (__mf_insert_new_object): As a temporary hack, assume that new
1509 objects registered on the stack start out initialized.
1510 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1511 heap objects by hand.
1513 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1515 Switch to macro-style hooks for str*/mem*/b* functions.
1516 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1517 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1518 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1519 (__mf_set_default_options): Turn off heur_proc_map.
1520 (*): Adapt to to macro-style hook functions.
1521 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1522 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1523 (__mf_violation): Handle __MF_VIOL_WATCH.
1524 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1525 (__mf_dynamic): Removed mem*/str*/b* functions.
1526 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1527 (WRAPPER2): New macro for macro-style hooks.
1528 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1529 macro-style hooks.
1530 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1531 * mf-heuristics.c: Adapt to macro-style hook functions.
1532 Correct some comments.
1533 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1534 output pattern tests.
1535 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1536 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1538 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1540 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1541 for global array registration.
1542 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1543 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1545 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1547 * Makefile.am: Add gross make bug workarounds. Tweaked
1548 SUBDIRS and AM_CFLAGS.
1549 * Makefile.in: Regenerated.
1551 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1553 Switch to dejagnu.
1554 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1555 * Makefile.am (TESTS): Remove simple automake testing.
1556 * configure, Makefile.in: Regenerated.
1557 (SUBDIRS): Include new testsuite/ directory.
1558 * tests/*: Removed all files; moved bulk under:
1559 * testsuite/*: New subdirectory tree.
1560 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1561 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1562 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1563 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1564 * testsuite/config/default.exp: New file.
1565 * testsuite/Makefile.am, Makefile.in: New files.
1567 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1569 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1570 (TESTS): Add fail22 and pass29 tests.
1571 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1572 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1573 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1574 values. Move __MF_VIOL* here.
1575 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1576 (check_initialization): New field in __mf_opts. Default off.
1577 (read_count,write_count): New fields in __mf_object.
1578 (__mf_check): Implement basic initialization checking.
1579 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1580 (__mf_describe_object): Print new fields.
1581 (__mf_violation): Identify check/read vs. check/write in messages.
1582 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1583 "-check-initialized" mudflap option.
1584 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1585 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1586 Drop __FILE__/__LINE__ hack. Update callers.
1587 (*): Adapt to new mf-runtime.h API.
1588 * Makefile.in: regenerated.
1590 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1592 * configure.in: Build mf-runtime.h a more proper way.
1593 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1594 * mf-runtime.c (verbose_violations): Turn on by default.
1595 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1596 * mf-impl.h: ... and move it here.
1597 * configure: Regenerated.
1599 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1601 * configure.in: Look for C++ compiler.
1602 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1603 fixed type warnings when built with C++.
1604 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1605 * Makefile.am (TESTS): Run them.
1606 (*) Add new rules for building and running C++ tests.
1607 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1608 * mf-runtime.h.in: Protect with extern "C".
1609 * Makefile, configure: Regenerated.
1611 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1613 Portability improvements.
1614 * configure.in: Look for glibc backtrace headers/functions.
1615 * mf-hooks.c: Don't include <execinfo.h> any more.
1616 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1617 via CALL_REAL.
1618 (__mf_backtrace): Provide alternate baby implementation in
1619 absence of glibc.
1620 * test/mf-driver.c: Portability tweaks.
1621 * acinclude.m4: New file, containing top level libtool.m4.
1622 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1624 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1626 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1628 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1630 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1631 options.
1632 (__mf_unregister): Implement stack/heap object wiping.
1633 (__mf_set_options): Renamed from __mf_process_opts.
1634 (__mf_uncache_object): Change arg type, correct callers.
1635 * mf-impl.h: Corresponding changes.
1636 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1637 * mf-runtime.h.in (__mf_set_options): Extend public API.
1638 * test/pass26-frag.c: New test for stack wiping.
1639 * Makefile.am (TESTS): Run it.
1640 * Makefile.in: Regenerated.
1642 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1644 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1645 * mf-runtime.c (__mf_object_t): Add watching_p field.
1646 (__mf_watch_or_not): New function to implement
1647 object watch flagging.
1648 (__mf_watch, __mf_unwatch): New wrappers for above.
1649 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1650 (__mf_count_violation): Enlarge array.
1651 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1652 unlink object. Clear cache properly.
1653 (__mf_unregister): Unlink object explicitly before uncaching.
1654 * test/fail21-frag.c, pass25-frag.c: New tests.
1655 * Makefile.in, aclocal.m4: Regenerated.
1657 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1659 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1660 * Makefile.am (TESTS): Add it.
1661 * test/pass-stratcliff.c: Add decls of stpcpy.
1662 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1663 build tree from config.h and new file mf-runtime.h.in.
1664 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1665 * Makefile.in, configure, config.h.in: Regenerated.
1666 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1667 * mf-runtime.c (options, __mf_set_default_options): Support new
1668 default "abbreviate" option.
1669 (__mf_object.description_epoch): New field.
1670 (__mf_describe_object): Conditionally abbreviate objects already
1671 displayed in current epoch. Accept NULL input to increment epoch.
1672 (__mf_fini, __mf_ini): Reset description epoch.
1673 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1674 that NULL pointer slot in lookup cache is invalidated. Register a
1675 NOACCESS region around NULL.
1676 * mf-impl.h: Corresponding changes.
1678 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1680 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1681 * Makefile.am: Run them. Install mf-runtime.h.
1682 * Makefile.in: Regenerated.
1683 * mf-hooks.c: Add some markers for more missing functions.
1684 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1685 statistic to tune tune cache size (mask).
1687 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1689 * test/pass23-frag.c: New test for bit_field_ref expressions.
1690 * Makefile.am, Makefile.in: Add new test.
1691 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1692 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1693 * mf-runtime.c (__mf_init): Register errno global.
1694 (__mf_find_object): Removed function.
1695 (__mf_check): Rewrite logic to support accesses across some
1696 contiguous but distinctly registered objects.
1697 (__mf_remove_old_object): Tolerate cache entries that span
1698 contiguous objects.
1700 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1702 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1703 * Makefile.am, Makefile.in: Run new tests.
1704 * mf-hooks.c (alloca): Correct stack direction logic.
1706 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1708 * mf-impl.h (adapt_cache): New option.
1709 * mf-runtime.c (__mf_set_default_options): Set its default value.
1710 Tweak the tree_aging parameter down.
1711 (__mf_check): Maintain separate counter for cache-adaptation.
1712 (__mf_tree_analyze): New function to collect object tree stats.
1713 (__mf_adapt_cache): New function to automate cache parameters.
1715 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1717 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1718 hypothetical #if-0'd argv/envp region registration.
1719 * mf-runtime.c (__mf_init): Add kludged form of above.
1720 (*) Add "heur_argv_environ" flag, default on, to govern this.
1721 * mf-impl.h: Corresponding changes.
1723 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1725 * test/fail18-frag.c: New test file for NOACCESS regions.
1726 * Makefile.am (TESTS): Add new test.
1727 * Makefile.in: Regenerated.
1729 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1730 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1731 (optimize_object_tree): Remove unused mudflap_option.
1732 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1733 support throughout. Use .._MAX_CEM for cemetary upper bound.
1734 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1735 regions.
1736 (__mf_object): Add new liveness field for use by tree aging.
1737 (__mf_check): Trigger tree aging when needed.
1738 (__mf_age_tree): New function to decay liveness field.
1739 (__mf_find_objects_rec): Use liveness field to rotate tree.
1740 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1741 (__mf_unregister): Ditto.
1742 (__mf_register): Tweak duplicate-static message.
1743 (__mf_violation: Tweak nearby-object counter printing.
1745 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1747 * test/pass20-frag.c: New test file.
1748 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1749 * Makefile.in: Regenerated.
1751 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1752 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1753 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1754 entries to avoid repeat registration.
1755 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1756 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1758 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1760 * Makefile.am: Create test sources with #include, not cat>>.
1761 * Makefile.in: Regenerated.
1762 * test/buildtest.sh: Removed.
1763 * test/driver.c (abort_handler, main): Be quiet.
1765 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1767 * test/pass18-frag.c, pass19-frag.c: New tests.
1768 * Makefile.am (check): Run them. Rebuild test programs each time.
1769 * Makefile.in: Regenerated.
1771 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1773 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1774 overlapping object search.
1775 (__mf_violation): Likewise for nearby objects.
1776 Improve nearby-object listing.
1778 cleanup:
1779 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1780 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1782 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1784 alloca support:
1785 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1786 (HOOKOBJS): Add alloca-hook.o.
1787 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1788 style.
1789 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1790 (__mf_backtrace): Reimplement without using alloca.
1791 * Makefile.in: Regenerated.
1793 cleanup:
1794 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1795 Correct signedness bugs in length-tracking variables.
1796 * mf-impl.h: Make options unsigned.
1797 (CALL_WRAP): New macro to parallel CALL_REAL().
1798 (DECLARE): Remove erroneous ";" at end.
1799 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1800 formatting specs with %08lx. Correct several compiler warnings.
1802 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1804 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1806 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1808 libmudflap hook breakup:
1809 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1810 for libgcc_s.
1811 (TESTS): Make dependent on libmudflap.
1812 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1813 compiled from segments of mf-hooks.c.
1814 * mf-hooks.c: Corresponding changes: wrap each function in
1815 #ifdef/#endif.
1816 * Makefile.in: Regenerated.
1818 Heuristics reorganization:
1819 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1820 Remove these functions. Update callers.
1821 (__mf_heuristic_check): Incorporate all the various heuristics.
1822 Encode cacheability/retry judgement into trinary return value.
1823 Separate start-end logic into a separate fallback heuristic. Only
1824 register relevant /proc/self/map segments.
1825 * mf-impl.h: Corresponding changes.
1826 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1827 (__mf_init): Don't call __mf_init_heuristics.
1829 Tracing cleanup:
1830 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1831 "-verbose-trace" to emit all tracing messages other than those of
1832 basic public api. Eliminate some duplicate/excessive messages.
1833 * mf-runtime.h: Corresponding changes.
1835 2002-08-27 Graydon Hoare <graydon@redhat.com>
1837 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1838 and __real when compiled with -DPIC.
1839 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1840 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1841 * Makefile.in: Regenerate.
1843 2002-08-26 Graydon Hoare <graydon@redhat.com>
1845 * mf-impl.h: New file, private implementation header.
1846 * mf-runtime.h: Reorganize a bit.
1847 (CLAMPSZ): Fix arithmetic.
1848 (__MF_CACHE_MISS_P): Fix arithmetic.
1849 * mf-runtime.c: Reorganize a bit.
1850 (__mf_dynamic): New structure.
1851 (resolve_single_dynamic): New function.
1852 (__mf_resolve_dynamics): New function.
1853 (__mf_init): Initialize dynamic wrappers.
1854 * mf-hooks.c: Macro-ize __real calls.
1855 Clamp various bits of arithmetic.
1856 Add explicit __mf_check call contexts.
1857 * Makefile.am: Add dependencies on mf-impl.h
1858 * Makefile.in: Regenerate.
1859 * configure.in: Comment out shared override.
1860 * configure: Regenerate.
1862 2002-08-22 Graydon Hoare <graydon@redhat.com>
1864 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1865 (__mf_check): Re-inialize and check heuristics before violation.
1866 (__mf_register): Permit updating pure-guess regions.
1867 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1868 (__wrap_dlopen): New wrapper function.
1869 (__wrap_mmap): New wrapper function.
1870 (__wrap_munmap): New wrapper function.
1871 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1872 which are not stack addresses.
1873 (is_stack_address): New function.
1874 (__mf_init_heuristics): Save and restore state, always initialize with
1875 "starting" state.
1877 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1879 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1880 error. Pass location string.
1881 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1882 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1883 (__mf_process_opts): Apply some sanity checking for lc-mask.
1884 (__mf_check, __mf_violation): Take new location-string argument.
1885 Update callers to pass NULL if necessary.
1886 (__mf_backtrace): New smart backtracer function. Calls replace
1887 several ad-hoc blocks elsewhere.
1888 (__mf_describe_object): Remove bad reentrancy test. Improve
1889 tracing message.
1890 * mf-runtime.h: Corresponding changes. Public/private markup.
1891 (__MF_CACHE_MISS_P): New macro.
1893 2002-08-20 Graydon Hoare <graydon@redhat.com>
1895 * mf-runtime.h: New option: stack_bound (heuristic).
1896 Move some macros out of implementation files.
1897 * mf-runtime.c: New option string: -stack-bound.
1898 Unify recursion protection with hooks.
1899 Add more logging.
1900 (__mf_check): Call __mf_heuristic_check.
1901 (__mf_process_opts): Fix "no-" processing.
1902 * mf-heuristics.c (__mf_heuristic_check): New function.
1903 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1905 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1907 Option parsing improvements, region splitting bug fixes:
1908 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1909 * mf-runtime.h (heur_proc_map): New libmudflap option.
1910 * mf-runtime.c (__mf_set_default_options): Set it.
1911 (__mf_usage): Print default values/status.
1912 (__mf_process_opts): Support general "no-" option string prefix.
1913 (__mf_init): Print __mf_usage on unknown-option error.
1914 (__mf_register): Print trace message up front.
1915 Correct region splitting logic for case where a subregion disappears.
1916 Correct memory leak.
1917 (__mf_violation): Make even basic message conditional on option.
1919 Build cleanup:
1920 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1921 (clean-local): New target.
1922 (test/*x rules): Add -g CFLAGS.
1923 (CFLAGS): Add -freorder-blocks.
1924 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1925 * Makefile.in: Regenerated.
1926 * Makefile, mf-config.h: Removed files.
1928 2002-08-16 Graydon Hoare <graydon@redhat.com>
1930 * mf-runtime.c (__mf_insert_new_object): Factor out of
1931 __mf_register.
1932 (__mf_remove_old_object): Factor out of __mf_unregister.
1933 (__mf_register): Handle guessed regions, splitting
1934 guesses when new registrations arrive.
1935 (__mf_unregister): Do not unregister guesses.
1936 * mf-runtime.h: Move convenience macros around,
1937 declare new option fields. Add __MF_TYPE_GUESS.
1938 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1939 (__wrap_free): Call __real_free for deferred frees.
1940 * Makefile.am: Add more tests, fix dependency.
1941 * Makefile.in: Regenerate.
1942 * test/pass[13..17]-frag.c: New testcases.
1943 * test/fail[13..17]-frag.c: New testcases.
1945 2002-08-15 Graydon Hoare <graydon@redhat.com>
1947 * mf-heuristics.c: New file.
1948 * mf-runtime.c (options): Add -trace-calls option.
1949 (__mf_init): Call __mf_init_heuristics.
1951 2002-08-14 Graydon Hoare <graydon@redhat.com>
1953 * Makefile.am (TESTS): Add testsuite support.
1954 * Makefile.in: Regenerate.
1955 * test/mf-driver.c: New file.
1956 * test/buildtest.sh: New file.
1957 * test/passNN-frag.c: New testcases.
1958 * test/failNN-frag.c: New testcases.
1960 2002-08-14 Graydon Hoare <graydon@redhat.com>
1962 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1963 verifying non-size-limited string extents.
1965 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1967 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1968 instead of plain str[n]len for internal checks.
1969 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1971 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1973 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1975 2002-08-13 Graydon Hoare <graydon@redhat.com>
1977 * mf-runtime.c: Rework configuration to operate on
1978 environment variable options rather than #defines
1979 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1980 (__mf_init): Set static __mf_active_p flag on startup,
1981 to inhibit mudflap wrap-based checking during crt0.s.
1982 * mf-runtime.h: Declare options structure.
1983 * mf-hooks.c: New wrappings for mem*, b*, str*
1984 libc functions (temporarily #if 0-ed out).
1986 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1988 * Makefile.am, configure.in: New files.
1989 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1990 * stamp-h.in, aclocal.m4: Ditto.
1992 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1994 * Makefile: New file.
1995 * mf-config.h: New file: runtime configuration.
1996 * mf-hooks.c: New file: interposed libc functions.
1997 * mf-runtime.c: New file: bulk of runtime.
1998 * mf-runtime.h: New file: public functions.