| blob | 9fb1cac7758b2cfad75fe5906655138551447769 |
1 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
3 PR 24985
4 * testsuite/lib/libmudflap.exp: Handle caret.
6 2012-01-19 Jakub Jelinek <jakub@redhat.com>
8 PR libmudflap/40778
9 * testsuite/libmudflap.c/fail68-frag.c: New test.
11 2012-01-01 Jakub Jelinek <jakub@redhat.com>
13 * mf-runtime.c (__mf_usage): Update copyright notice dates.
15 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
17 * configure: Regenerate.
19 2011-07-31 Tom de Vries <tom@codesourcery.com>
21 PR middle-end/43513
22 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
23 folding of alloca.
25 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27 Revert:
28 2011-07-15 Jakub Jelinek <jakub@redhat.com>
30 PR testsuite/49753
31 PR tree-optimization/49309
32 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
34 2011-07-15 Jakub Jelinek <jakub@redhat.com>
36 PR testsuite/49753
37 PR tree-optimization/49309
38 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
40 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
42 * configure.ac: Don't create pth.
43 Check for library containing sched_yield.
44 * configure: Regenerate.
45 * config.h.in: Regenerate.
47 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
48 mfconfig_libs in -static check.
50 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
52 PR libmudflap/49550
53 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
54 stdin, stdout, stderr.
55 Register __ctype, __ctype_mask.
57 * configure.ac: Check for mmap64.
58 Check for rawmemchr, stpcpy, mempcpy.
59 * configure: Regenerate.
60 * config.h.in: Regenerate.
61 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
62 (mmap64): New wrapper function.
63 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
64 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
66 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
67 getmntent wrapper.
69 * mf-hooks3.c (_REENTRANT): Define.
71 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
73 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
74 (MIN): Define.
75 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
77 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
78 *-*-solaris2.*.
80 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
82 PR libmudflap/49549
83 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
84 target-supports.exp.
85 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
86 --noinhibit-exec to GNU ld.
88 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
90 PR libmudflap/38738
91 * configure.ac: Check for sys/mnttab.h.
92 Check for library containing connect.
93 * configure: Regenerate.
94 * config.h.in: Regenerate.
95 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
96 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
97 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
99 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
101 * configure: Regenerate.
103 2011-01-03 Jakub Jelinek <jakub@redhat.com>
105 * mf-runtime.c (__mf_usage): Update copyright notice dates.
107 2010-10-31 Jason Merrill <jason@redhat.com>
109 PR testsuite/20003
110 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
112 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
114 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
115 New dg directive.
117 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
119 PR bootstrap/43170
120 * configure: Regenerate.
122 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
124 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
126 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
128 * testsuite/lib/mfdg.exp (additional_prunes): New global.
129 (dg-test): Clear additional_prunes before test is run.
130 (dg-prune-output): New procedure.
131 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
132 prune_gcc_output.
133 (libmudflap-dg-prune): New procedure.
134 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
135 New dg directive.
137 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
139 PR other/43620
140 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
141 * Makefile.in: Regenerate.
142 * testsuite/Makefile.in: Regenerate.
144 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
146 * Makefile.in: Regenerate.
147 * aclocal.m4: Regenerate.
148 * testsuite/Makefile.in: Regenerate.
150 2010-03-15 David S. Miller <davem@davemloft.net>
152 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
153 main.
155 2010-01-09 Jakub Jelinek <jakub@redhat.com>
157 * mf-runtime.c (__mf_usage): Update copyright notice dates.
159 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
161 * Makefile.in: Regenerate.
162 * configure: Regenerate.
163 * testsuite/Makefile.in: Regenerate.
165 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
167 PR libmudflap/41433
168 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
169 running setuid or setgid.
171 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
173 * mf-runtime.c (__mf_init): Support FreeBSD.
174 Prime mutex which calls calloc upon first lock to avoid deadlock.
175 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
176 Ignore red zone allocation request for initial thread's stack.
178 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
179 Andreas Schwab <schwab@linux-m68k.org>
181 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
182 if not in system header; use it. On FreeBSD, must pass fd==-1
183 with MAP_ANON flag. Correct mmap error check.
184 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
186 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
188 * configure.ac (AC_PREREQ): Bump to 2.64.
190 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
192 * Makefile.am (install-html, install-pdf): Remove.
193 * Makefile.in: Regenerate.
195 * Makefile.in: Regenerate.
196 * aclocal.m4: Regenerate.
197 * config.h.in: Regenerate.
198 * configure: Regenerate.
199 * testsuite/Makefile.in: Regenerate.
201 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
203 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
205 2009-07-16 Joseph Myers <joseph@codesourcery.com>
207 * configure: Regenerate.
209 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
211 PR testsuite/40699
212 PR testsuite/40707
213 PR testsuite/40709
214 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
216 2009-07-01 Richard Guenther <rguenther@suse.de>
218 PR tree-optimization/19831
219 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
220 escape.
221 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
222 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
223 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
225 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
227 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
228 to ld_library_path. Use add_path. Add just find_libgcc_s to
229 ld_library_path, not every libgcc multilib directory.
231 2009-04-09 Nick Clifton <nickc@redhat.com>
233 * mf-hooks1.c: Change copyright header to refer to version 3
234 of the GNU General Public License with version 3.1 of the GCC
235 Runtime Library Exception and to point readers at the COPYING3
236 and COPYING3.RUNTIME files and the FSF's license web page.
237 * mf-heuristics.c: Likewise.
238 * mf-hooks2.c: Likewise.
239 * mf-hooks3.c: Likewise.
240 * mf-impl.h: Likewise.
241 * mf-runtime.c: Likewise.
242 * mf-runtime.h: Likewise.
244 2009-04-09 Jakub Jelinek <jakub@redhat.com>
246 * testsuite/lib/mfdg.exp: Change copyright header to refer to
247 version 3 of the GNU General Public License and to point readers
248 at the COPYING3 file and the FSF's license web page.
249 * testsuite/lib/libmudflap.exp: Likewise.
251 2009-03-31 Ben Elliston <bje@au.ibm.com>
253 PR libmudflap/38462
254 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
255 object', not `mudflap object'.
257 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
259 * configure: Regenerate.
261 2009-02-03 Jakub Jelinek <jakub@redhat.com>
263 * mf-runtime.c (__mf_usage): Update copyright notice dates.
265 2009-01-23 Jie Zhang <jie.zhang@analog.com>
267 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
268 __thread when TLS support is emulated.
269 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
270 * mf-runtime.c (__mf_state_1): Likewise.
271 * configure.ac: Use GCC_CHECK_EMUTLS.
272 * configure: Regenerate.
273 * config.h.in: Regenerate.
275 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
277 * configure: Regenerate.
279 2008-11-26 Janis Johnson <janis187@us.ibm.com>
281 PR testsuite/28870
282 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
283 (dg-timeout): Remove.
284 (standard-wait): Remove.
285 * testsuite/lib/libmudflap.exp: Include new timeout library files.
286 (libmudflap_target_compile): Set timeout value from new proc.
288 2008-11-10 Jakub Jelinek <jakub@redhat.com>
290 PR middle-end/35314
291 * testsuite/libmudflap.c/pass67-frag.c: New test.
293 2008-10-09 Jakub Jelinek <jakub@redhat.com>
295 PR c++/37568
296 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
298 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
299 Steve Ellcey <sje@cup.hp.com>
301 * configure: Regenerate for new libtool.
302 * Makefile.in: Ditto.
303 * testsuite/Makefile.in: Ditto.
305 2008-09-15 Jakub Jelinek <jakub@redhat.com>
307 PR libmudflap/36397
308 * testsuite/libmudflap.c/pass64-frag.c: New test.
310 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
312 * Makefile.in: Regenerate.
313 * config.h.in: Regenerate.
314 * configure: Regenerate.
315 * testsuite/Makefile.in: Regenerate.
317 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
319 PR bootstrap/35457
320 * aclocal.m4: Regenerate.
321 * configure: Regenerate.
323 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
325 * testsuite/libmudflap.c/pass63-frag.c: New test.
327 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
329 * aclocal.m4: Regenerate.
330 * configure: Likewise.
331 * Makefile.in: Likewise.
332 * testsuite/Makefile.in: Likewise.
334 2008-03-02 Jakub Jelinek <jakub@redhat.com>
336 * mf-runtime.c (__mf_usage): Update copyright notice dates.
338 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
340 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
341 mudflap dead object.
342 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
344 2008-01-24 David Edelsohn <edelsohn@gnu.org>
346 * configure: Regenerate.
348 2008-01-05 Jakub Jelinek <jakub@redhat.com>
350 PR tree-optimization/34618
351 * testsuite/libmudflap.c/pass62-frag.c: New test.
353 2008-01-03 Jakub Jelinek <jakub@redhat.com>
355 PR c++/34619
356 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
358 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
360 PR libmudflap/26442
361 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
363 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
365 * configure: Regenerate following changes to ../config/tls.m4.
367 2007-07-26 Tom Tromey <tromey@redhat.com>
369 * Makefile.in: Rebuilt.
370 * Makefile.am (clean-local): Removed.
371 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
372 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
373 (libmudflapth_la_SOURCES): List sources.
374 (libmudflapth_la_LIBADD): Clear.
375 (libmudflapth_la_CFLAGS): New variable.
377 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
379 * aclocal.m4: Regenerated.
381 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
383 * configure: Regenerate.
385 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
387 From Andi Kleen <ak@suse.de>:
388 * mf-runtime.c (options): Rename structure for compatibility with
389 glibc getopt_long.
391 2007-05-23 Steve Ellcey <sje@cup.hp.com>
393 * Makefile.in: Regenerate.
394 * configure: Regenerate.
395 * aclocal.m4: Regenerate.
396 * testsuite/Makefile.in: Regenerate.
398 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
400 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
402 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
404 * Makefile.am: Add dummy install-pdf target.
405 * Makefile.in: Regenerate
407 2007-02-07 Jakub Jelinek <jakub@redhat.com>
409 PR libgomp/28468
410 * configure: Regenerate.
412 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
414 * configure: Regenerate.
416 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
418 * configure: Regenerated.
420 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
422 PR libmudflap/28578
423 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
424 static but not function scope static.
425 (free): Skip deallocation attempts for objects placed into
426 bootstrap buffers.
427 * testsuite/libmudflap.cth/pass59-frag.c: New test.
429 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
431 From Herman ten Brugge <hermantenbrugge@home.nl>:
432 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
433 small and large objects are handled a lot faster.
435 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
437 * configure.ac (__libc_freeres): Look for it.
438 * mf-impl.h (call_libc_freeres): New configuration flag.
439 * mf-runtime.c (__mf_set_default_options): Set it by default.
440 (__mfu_report): Call it if needed.
441 (__mfu_unregister): Remove "unaccessed registered object" warning.
442 * configure, config.h.in: Regenerated.
444 2006-09-18 Tom Tromey <tromey@redhat.com>
446 * configure: Rebuilt.
448 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
450 PR 21274
451 mf-runtime.h installation based on ssp patch for PR 26473 from
452 Mark Mitchell <mark@codesourcery.com>.
453 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
454 * Makefile.am (target_noncanonical): Define.
455 (libsubincludedir): New variable.
456 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
457 (include_HEADERS): Remove.
458 * configure, aclocal.m4, config.h.in: Regenerated.
459 * Makefile.in, testsuite/Makefile.in: Likewise.
460 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
461 and _THREAD_SAFE redefinition values.
463 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
465 * Makefile.am: Add install-html target. Add install-html to .PHONY
466 * Makefile.in: Regenerate.
468 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
470 PR mudflap/26789
471 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
473 PR mudflap/26790
474 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
476 2006-04-10 Matthias Klose <doko@debian.org>
478 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
479 directory names containing underscores.
481 2005-11-22 Janis Johnson <janis187@us.ibm.com>
483 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
484 MUDFLAP_FLAGS if static library not supported.
485 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
486 * testsuite/libmudflap.c/externs.exp: Ditto.
487 * testsuite/libmudflap.c++/ctors.exp: Ditto.
488 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
489 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
491 2005-10-04 James E Wilson <wilson@specifix.com>
493 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
494 $name as array of characters with unknown bound. Also store into the
495 array.
496 * configure: Regenerate.
498 2005-09-30 James E. Wilson <wilson@specifix.com>
500 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
501 AC_CHECK_HEADER.
502 (target_thread_file): New. Set from sed'ed gcc output.
503 (posix_threads): New. Set from target_thread_file. Use instead of
504 ac_have_pthread_h.
505 (pthread_create_version): Move initialization before code using it.
506 * configure: Regenerate.
508 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
509 bounds.
511 2005-09-29 James E. Wilson <wilson@specifix.com>
513 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
514 with HAVE_MMAP ifdef.
516 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
518 PR 23084.
519 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
521 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
523 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
525 2005-09-23 Tom Tromey <tromey@redhat.com>
527 * aclocal.m4, configure: Rebuilt.
528 * configure.ac: Use GCC_CHECK_TLS.
529 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
530 to ../config.
532 2005-08-22 Jim Wilson <wilson@specifix.com>
534 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
535 __FreeBSD__ is defined.
537 2005-08-17 Jim Wilson <wilson@specifix.com>
539 * mf-hooks1.c (malloc, calloc, realloc, free,
540 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
541 the real routines, and END_MALLOC_PROTECT afterwards.
542 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
543 (BEGIN_PROTECT): Handle in_malloc state.
544 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
545 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
547 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
549 * All files: Update FSF address.
551 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
553 * mf-hooks3.c (main_seen_p): Remove.
554 (__mf_get_state): Remove attempt to recognize the main thread.
556 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
558 * configure.ac: Test for the name of the symbol used for the entry
559 point; define ENTRY_POINT to the result.
560 * configure: Regenerate.
561 * config.h.in: Regenerate.
562 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
564 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
566 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
567 (__mf_init): Set thread state active.
568 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
569 state active.
570 (pthread_create wrapper): Always use thread spawner.
572 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
573 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
575 2005-07-16 Richard Henderson <rth@redhat.com>
577 * acinclude.m4: New file.
578 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
579 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
580 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
581 (__mf_0fn_calloc): ... here.
582 * mf-hooks3.c (struct pthread_info): Remove.
583 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
584 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
585 (struct mf_thread_data): New.
586 (mf_thread_data, mf_thread_data_lock): New.
587 (__mf_allocate_blank_threadinfo): Remove.
588 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
589 not available.
590 (__mf_state_perthread): Remove.
591 (__mf_get_state, __mf_set_state): New.
592 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
593 Update mf_thread_data killing procedure.
594 (__mf_pthread_spawner): Similarly.
595 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
596 code to allocate thread stack space.
597 (__mf_0fn_pthread_join, pthread_join): Remove.
598 (__mf_0fn_pthread_exit, pthread_exit): Remove.
599 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
600 (__mf_state_1): Rename from __mf_state; use TLS when available.
601 (__mf_get_state, __mf_set_state): New. Update all users.
602 * mf-runtime.c (begin_recursion_protect1): New.
603 (BEGIN_RECURSION_PROTECT): Use it.
604 (__mf_state_1): Rename from __mf_state; use TLS when available.
605 (threads_active_p): Remove.
606 (__mf_usage): Compute it directly.
608 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
610 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
612 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
614 Fix for uncaching bug reported by Herman ten Brugge.
615 * mf-runtime.c (__mf_uncache_object): Search whole cache.
616 * testsuite/libmudflap.c/fail40-frag.c: New test.
618 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
620 PR libmudflap/21724
621 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
622 * Makefile.in: Amend.
624 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
626 PR mudflap/21023
627 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
628 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
630 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
632 PR libmudflap/21094
633 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
635 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
637 PR mudflap/22064
638 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
639 unsigned vars with #defines instead of enums.
641 2005-05-09 Mike Stump <mrs@apple.com>
643 * configure: Regenerate.
645 2005-04-12 Mike Stump <mrs@apple.com>
647 * configure: Regenerate.
649 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
651 PR mudflap/19266
652 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
653 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
655 2005-04-04 Alan Modra <amodra@bigpond.net.au>
657 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
659 2005-03-31 Mike Stump <mrs@apple.com>
661 * mf-runtime.h: Add libmudflap copyright clause.
663 2005-03-21 Mike Stump <mrs@apple.com>
665 * mf-heuristics.c: Fix whitespace at end of line.
666 * mf-hooks1.c: Likewise.
667 * mf-hooks2.c: Likewise.
668 * mf-hooks3.c: Likewise.
669 * mf-impl.h: Likewise.
670 * mf-runtime.c: Likewise.
671 * mf-runtime.h: Likewise.
673 2005-03-21 Zack Weinberg <zack@codesourcery.com>
675 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
676 In all substitutions, expand gcc_version in Makefile.
677 * aclocal.m4, configure: Regenerate.
678 * Makefile.am: Set gcc_version.
679 * Makefile.in, testsuite/Makefile.in: Regenerate.
681 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
683 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
684 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
686 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
688 PR mudflap/19319
689 * testsuite/libmudflap.c++/pass55-frag.c: New test.
691 2005-01-05 Richard Henderson <rth@redhat.com>
693 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
695 2005-01-02 Greg McGary <greg@mcgary.org>
697 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
698 * mf-runtime.h: New file, replaces mf-runtime.h.in.
699 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
700 * Makefile.in: Ditto.
701 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
702 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
703 * testsuite/libmudflap.c/fail36-frag.c: New test.
704 * testsuite/libmudflap.c/fail37-frag.c: New test.
705 * testsuite/libmudflap.c/fail38-frag.c: New test.
707 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
709 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
710 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
712 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
714 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
715 * aclocal.m4: Include ../config/gcc-version.m4.
716 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
718 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
720 * Makefile.am: Define ACLOCAL_AMFLAGS.
721 * acinclude.m4: Remove.
722 * stamp-h.in: Remove superfluous stamp file.
723 * aclocal.m4, configure, Makefile.in: Regenerate.
724 * testsuite/Makefile.in: Likewise.
726 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
728 * Makefile.am: Revert previous.
729 * acinclude.m4: Restore.
730 * aclocal.m4, configure, Makefile.in: Regenerate.
731 * testsuite/Makefile.in: Likewise.
733 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
735 * Makefile.am: Define ACLOCAL_AMFLAGS.
736 * acinclude.m4: Remove.
737 * aclocal.m4, configure, Makefile.in: Regenerate.
738 * testsuite/Makefile.in: Likewise.
740 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
742 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
744 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
746 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
747 * testsuite/Makefile.in: Likewise.
749 2004-11-01 Andreas Schwab <schwab@suse.de>
751 * configure.ac: (target_alias): Default to $host_alias, not
752 $target.
753 * configure: Regenerated.
755 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
757 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
758 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
759 message.
761 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
763 PR other/18138
764 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
766 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
768 * configure.ac: Check for more headers, functions.
769 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
770 tracking overridden FILE buffers.
771 (fopen, setvbuf): New/revised hook functions for buffer overriding.
772 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
773 (fflush): Accept given NULL stream (means "all streams").
774 * mf-runtime.h.in:
775 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
776 HEAP/GUESS objects.
777 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
778 (__mf_adapt_cache): Use them all.
779 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
780 * testsuite/libmudflap.c++/ctors.exp: Ditto.
781 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
782 * configure, config.h.in: Regenerated.
784 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
786 * configure.ac: Checking for sys/socket.h once is enough.
787 * configure: Regenerated.
789 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
791 * configure.ac: Look for more headers & functions.
792 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
793 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
794 * mf-runtime.c (options): Clean up integer signedness warnings.
795 (main): Add a declaration to fix a warning.
796 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
797 * configure, config.h.in: Regenerated.
799 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
801 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
802 New tests for proper base/limit checking for aggregates.
804 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
806 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
808 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
810 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
811 * mf-hooks2.c (strerror): Unregister previous string returned by
812 previous strerror.
813 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
814 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
815 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
816 * mf-runtime.c (__mf_describe_object): Clarify object life status.
817 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
818 New tests.
819 * configure, config.h.in: Regenerated.
821 2004-08-03 Dale Johannesen <dalej@apple.com>
823 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
825 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
827 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
828 simplified contents in all former callers.
830 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
832 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
833 the statically linked case.
835 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
837 * splay-tree.[ch]: Remove. Merge contents into ...
838 * mf-runtime.c: ... here, renaming symbols and making all functions
839 static. Remove unused min/max functions.
840 * Makefile.am: Forget about splay-tree.[ch].
841 * Makefile.in, testsuite/Makefile.in: Regenerated.
843 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
845 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
846 (__mfu_usage): Include (C) 2004.
847 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
848 here. Include a comment explaining why.
850 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
852 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
853 * mf-runtime.c (options): Give them a name.
854 (__mf_set_default_options): Set them.
855 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
856 (__mf_violation): Warning cleanup.
857 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
858 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
860 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
862 g++/15861
863 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
864 repeated invocation.
866 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
868 Test case for g++/15861
869 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
870 * testsuite/libmudflap.c++/ctors.exp: Driver.
871 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
872 Look only for *frag* test cases.
874 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
876 ANSI C conversion, libmudflap specialization, recursion limiting.
877 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
878 argument and indirection function pointers, update callers.
879 (splay_tree_s): Add statistics and recursion control fields
880 num_keys, max_depth, depth, rebalance_p.
881 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
882 Back out of search if it exceeds limit.
883 (splay_tree_splay): Manage recursion limiting with rebalancing as
884 needed.
885 (splay_tree_new): More initialization.
886 (splay_tree_rebalance): New function.
887 (splay_tree_foreach): Rewrite using nonrecursive logic.
888 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
889 Remove. Point indirect calls to mf-runtime.c's routines.
890 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
891 functions.
892 (splay_tree_delete, splay_tree_delete_helper): Ditto.
893 * testsuite/heap-scalestress.c: New test based on one from
894 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
896 2004-07-05 Matthias Klose <doko@debian.org>
898 * libtool-version: New.
899 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
900 Use -version-info for soname.
901 * Makefile.in: Regenerate.
902 * configure.ac: Remove libtool_VERSION macro
903 * configure: Regenerate
905 2004-07-05 Zack Weinberg <zack@codesourcery.com>
907 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
908 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
909 #ifndef _MUDFLAP.
911 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
913 Splay tree implementation fork.
914 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
915 Use hard-coded comparison function for uintptr_t. Remove key/value
916 deallocation logic. Cache last splayed key for consecutive lookups.
917 * Makefile.am, Makefile.in: Use them, don't link to them.
918 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
919 (__mf_find_objects2): Flip successor/predecessor search sequence.
920 * ansidecl.h, libiberty.h: Removed dummy files.
922 2004-06-29 Nick Clifton <nickc@redhat.com>
924 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
925 * configure: Regenerate.
926 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
927 HAVE_DIRENT_H.
928 Remove spurious inclusion of <strings.h>.
930 2004-06-29 Nick Clifton <nickc@redhat.com>
932 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
933 function actually exists.
935 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
937 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
938 * config.h.in: Regenerated.
940 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
942 Adopt splay trees for object database.
943 * Makefile.am: Copy splay-tree.* from libiberty.
944 * Makefile.in, testsuite/Makefile.in: Regenerated.
945 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
946 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
947 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
948 * mf-runtime.c: Rewrite code dealing with object database to use
949 libiberty splay trees. Remove tree liveness aging option.
950 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
952 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
954 * configure.ac: New name of configure.in. Update
955 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
956 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
957 Autoconf 2.5x and Automake 1.7 or later.
958 * configure.in: Remove.
959 * configure: Regenerate.
961 * Makefile.am: Remove useless multilib rules.
962 * Makefile.in: Regenerate.
964 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
966 * .cvsignore: New file.
968 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
970 PR libmudflap/13505
971 * mf-hooks2.c (semctl): Add cygwin porting hack.
973 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
975 ctype support.
976 * configure.in: Look for ctype header and glibc implementation.
977 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
978 array hooks for glibc 2.3.
979 * mf-runtime.h.in: Wrap them.
980 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
981 implementations.
982 * testsuite/libmudflap.c/pass47-frag.c: New test.
983 * configure, config.h.in: Regenerated.
985 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
987 Portability improvements, e.g., libmudflap/15293.
988 * configure.in: Look for glibc extension functions. Look for
989 support of -f{function,data}-sections. Look for more headers.
990 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
991 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
992 mf-hooks* into usual single object per source.
993 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
994 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
995 if system doesn't provide one.
996 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
997 (pthread_create): Use it to properly GC dead thread stacks.
998 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
999 * testsuite/Makefile.am: Stop generating site.exp.
1000 * testsuite/mfconfig.exp.in: New file.
1001 * testsuite/config/default.exp: Load new mfconfig.exp.
1002 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
1003 (prune_gcc_output): Add glibc static linking warnings.
1004 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
1005 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
1006 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
1007 Regenerated with autoconf 2.57 and automake 1.7.
1009 2004-06-04 Per Bothner <per@bothner.com>
1011 * configure.in (LIBMUDFLAPTH): Fix thinko.
1013 * configure.in: Check for more headers.
1014 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1016 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1017 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1019 2004-06-01 Andreas Jaeger <aj@suse.de>
1021 * configure.in: Handle multilibs, support
1022 --enable-version-specific-runtime-libs.
1023 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1024 (toolexeclib_LTLIBRARIES): this for multilib support.
1025 * Makefile.in: Regenerated.
1026 * configure: Regenerated.
1027 * aclocal.m4: Regenerated.
1028 * config.h.in: Regenerated.
1029 * testsuite/Makefile.in: Regenerated.
1031 2004-06-01 Andreas Jaeger <aj@suse.de>
1033 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1034 multilibs, using multilib directory instead of hardcoded path.
1035 Set LD_RUN_PATH.
1037 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1039 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1040 * Makefile.in: Ditto.
1042 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1044 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1045 * aclocal.m4, configure: Rebuilt.
1047 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1049 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1050 import some build settings from libstdc++-v3 testsuite_flags.
1051 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1052 changes to pass test language.
1054 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1055 quicker mode-nop handling.
1057 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1059 * mf-impl.h: Added libgcc license header.
1061 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1063 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1064 Added libgcc license header.
1065 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1066 (pthread_create): Simplify stack allocation syntax.
1068 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1070 * mf-hooks2.c: Support FreeBSD.
1071 (WRAP_gets): Avoid gets().
1072 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1073 test unimplemented mem/str calls on FreeBSD.
1074 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1075 <alloca.h> on FreeBSD.
1077 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1079 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1080 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1081 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1082 flags for static linking permutation.
1083 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1084 some pthreads code that croaks on linux glibc tls.
1086 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1088 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1090 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1092 * testsuite/libmudflap.c/pass44-frag.c: New test.
1094 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1096 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1098 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1100 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1102 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1104 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1106 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1108 PR libmudflap/12670
1109 * configure.in: Add check for see if
1110 socklen_t typedef is in sys/socket.h.
1111 * mf-hooks1.c: Add define if socklen_t
1112 is not typedef.
1113 * mf-hooks2.c: Likewise.
1114 * mf-hooks3.c: Likewise.
1115 * config.h.in: Regen.
1116 * configure: Regen.
1118 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1120 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1121 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1122 optimizations.
1123 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1124 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1125 (unoptimized) allocation of stack space.
1127 2003-12-07 Richard Henderson <rth@redhat.com>
1129 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1130 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1132 2003-12-06 Andrew Pinski <apinski@apple.com>
1134 partial PR libmudflap/12670
1135 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1136 * mf-hooks2.c: Likewise.
1137 * mf-hooks3.c: Likewise.
1139 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1141 libstdc++/11696
1142 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1143 symbols interposed at compile time.
1144 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1146 libmudflap/12939
1147 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1149 * configure.in: Reorganize check for <pthread.h>.
1150 * configure: Regenerated.
1152 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1154 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1155 (_LARGE_FILE_API): Define for AIX.
1156 * mf-hooks[123]: Same.
1157 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1159 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1161 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1163 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1165 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1167 * configure.in: Update check for union semun.
1169 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1171 PR other/11673
1172 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1174 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1176 PR other/11673
1177 * configure.in: Add checks for 64-bit LFS functions, struct semun
1178 definition, for BSD compatibility.
1179 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1180 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1181 * mf-hooks3.c: Ditto.
1182 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1183 mmap flag.
1184 * configure, config.h.in: Regenerated.
1186 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1188 Multithreading fixes:
1189 * mf-runtime.c (__mf_object): Store allocating/deallocating
1190 thread id.
1191 (options): Support new "-thread-stack" option.
1192 Rename "-heur-argv-environ" option to "-heur-stdlib".
1193 Disable "-lc-mask" and "-lc-shift" options.
1194 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1195 (__assert_fail): New self-contained function for glibc.
1196 * mf-hooks3.c: Essentially rewritten, particularly related to
1197 use of __mf_pthread_info array.
1198 (pthread_join, _exit): New hook functions.
1199 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1200 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1202 Warning cleanups:
1203 * mf-heuristics.c: Add type casts for tracing, sub calls.
1204 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1205 Update all callers to declare explicit result holder.
1206 (END_PROTECT): Removed.
1207 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1209 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1211 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1212 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1213 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1215 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1217 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1218 * mf-hooks: Removed.
1219 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1220 Move these macros from old mf-hooks.c here.
1221 * Makefile.am: Adapt to split-up hook sources for faster builds.
1222 * Makefile.in: Regenerated.
1224 * mf-heuristics.c: Remove #if-0 block.
1226 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1227 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1228 (CALL_REAL, __mf_init): Corresponding changes.
1229 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1230 all callers to remove redundant "mf:" prefix.
1231 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1232 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1233 (__mf_pthread_info): Become a hash table.
1235 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1236 "dg-repetitions" directives to control test case execution.
1237 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1238 options.
1239 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1241 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1243 * mf-hooks.c (alloca): Separate into stub.
1244 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1245 malloc/free for alloca blocks.
1246 (pthread_create): Tolerate failing pthread_attr_get* calls.
1247 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1248 * mf-impl.h (CALL_WRAP): Remove macro.
1249 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1250 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1251 padding for ia64 BIT_FIELD_REF constructs.
1253 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1255 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1256 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1257 libmudflap object type.
1258 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1259 crashes on unregistering STATIC objects.
1261 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1263 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1264 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1265 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1266 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1267 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1268 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1269 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1270 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1271 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1272 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1273 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1274 (accept, bind, connect, gethostname, sethostname): New hooks.
1275 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1276 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1277 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1278 * mf-runtime.h.in: Corresponding changes.
1279 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1280 (opts) Rename heur_argv_environ to heur_std_data.
1281 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1282 * Makefile.am: Corresponding changes.
1283 * Makefile.in: Regenerated.
1285 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1287 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1288 heuristic for threaded case, and for non-x86-linux targets.
1289 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1290 for use during pre-main() program startup.
1291 (__mf_0fn_*): Make these functions non-static.
1292 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1293 functions.
1294 * mf-runtime.c (__mf_state): Set initial state to "starting".
1295 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1296 (__wrap_main): New function to register argv[] and environ[] strings.
1297 (__mf_ini): Call it.
1298 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1300 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1301 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1303 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1304 pass_all.
1305 * aclocal.m4, configure: Regenerated.
1307 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1309 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1310 * aclocal.m4, configure: Regenerated.
1312 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1314 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1315 for x86_64 target. Disable caching for this value.
1316 * aclocal.m4, configure: Regenerated.
1318 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1320 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1321 is about to become deprecated, and its present handling bugs are
1322 unworthy of fixing.
1324 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1326 * testsuite/libmudflap.c/pass38-frag.c: New test for
1327 -fwritable-strings.
1329 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1331 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1332 __mf_report, asserting reentrant calling context.
1334 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1336 * mf-hooks.c (realloc): Correct reentrancy logic.
1337 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1339 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1341 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1342 PTHREAD_THREADS_MAX. Update users.
1343 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1344 for active options.
1345 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1346 with libmudflapth presence indicator.
1347 * testsuite/Makefile.in: Regenerated.
1349 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1351 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1352 * configure.in: Remove silly no-pthreads => no-shared logic.
1353 * Makefile.in, configure: Regenerated.
1354 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1355 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1356 code. Count reentrancy events.
1357 (all hook functions): Don't directly manipulate __mf_state variable.
1358 Add TRACE calls to hook functions without them.
1359 * mf-impl.h (LOCKTH): Try to count lock contention events.
1360 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1361 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1362 Reorganize reentrancy code.
1363 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1364 identify reentrancy with mutex holding times.
1365 (internal __mfu_ entry points): Remove internal reentrancy code.
1366 (__mf_init): Use ordinary locked calls.
1367 (__mfu_report): Print the two new counts.
1368 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1369 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1370 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1371 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1372 option defaults.
1374 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1376 * configure.in: Add pthread support, plus glibc and porting hacks.
1377 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1378 from objects built into ./pth/.
1379 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1380 functions for internal entry points. Update callers to pick
1381 locked vs. unlocked variants.
1382 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1383 info coming in from a static data structure.
1384 (*): Reorder miscellaneous declarations to group data vs functions.
1385 (__mf_set_default_options): Simplify.
1386 (__mf_usage): Mention threading status of host executable.
1387 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1388 decls to match above.
1389 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1390 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1391 some lock/unlock markers. Remove some unused code.
1392 * mf-hooks: Ditto.
1393 (pthread_create): New hook function.
1394 (__mf_pthread_cleanup, _spawner): New helper functions.
1395 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1397 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1399 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1401 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1403 * Makefile.am (HOOKOBJS): Add *time related hooks.
1404 * configure.in: Look for pthreads.h header.
1405 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1406 * mf-runtime.c: Begin sketching some pthreads support.
1407 (__mf_usage): Check for -lpthread presence.
1408 (__mf_unregister): Confirm matching unregistration base.
1409 (__mf_find_objects_rec): Reduce unnecessary recursion.
1410 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1411 #defines for new hook functions.
1412 * mf-impl.h: Corresponding changes.
1413 * config.h.in, configure, Makefile.in: Regenerated.
1415 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1417 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1418 modifiers to prevent being optimized away.
1419 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1420 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1421 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1422 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1423 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1424 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1425 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1427 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1429 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1430 * configure.in: Look for uintptr_t and -ldl on target.
1431 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1432 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1433 * testsuite/Makefile.in: Regenerated.
1434 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1435 for better C compliance.
1437 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1439 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1440 prevention code.
1441 * mf-runtime.c (__mf_set_default_options): Turn off
1442 check-initialization.
1443 (__mf_describe_object): Shorten description.
1444 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1446 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1448 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1450 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1452 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1453 calls specially.
1454 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1455 * mf-impl.h (CALL_BACKUP): New macros.
1456 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1458 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1460 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1461 (HOOKOBJS): Remove dlopen hook.
1462 (libmudflap_la_LIBADD): Add -ldl.
1463 * mf-hooks.c (dlopen): Remove hook.
1464 * mf-impl.h (__mf_dynamic): Ditto.
1465 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1466 * Makefile.in: Regenerated.
1468 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1470 * configure.in: Check for target gettimeofday, signal, some headers.
1471 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1472 out inop multi_threaded field.
1473 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1474 (__mf_set_options): Correct handling of "-help".
1475 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1476 (__mf_check, __mf_register, __mf_unregister): Call it.
1477 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1478 (__mf_report_leaks): Make callable
1479 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1480 distribution statistics.
1481 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1482 bit distributions.
1483 * config.h.in, configure: Regenerated.
1484 * testsuite/libmudflap.c/fail27-frag.c: New test.
1485 * testsuite/libmudflap.c/pass36-frag.c: New test.
1487 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1489 * mf-runtime.h.in: Tweak.
1490 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1491 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1492 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1494 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1496 * configure.in: Tweak generation of mf-runtime.h some more. It
1497 needs to work from both config.status and configure.
1498 * configure: Regenerated.
1500 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1502 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1503 * configure.in: Tweak generation of mf-runtime.h.
1504 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1505 * mf-hooks.c (*): Adapt to initialized-heap object type.
1506 * mf-impl.h: Tweak cemetary boundaries.
1507 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1508 type.
1509 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1510 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1511 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1512 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1513 checking.
1514 * testsuite/.../fail{25,26}-frag.c: New tests.
1515 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1516 * Makefile.in, configure: Regenerated.
1518 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1520 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1521 checking by default.
1522 (__mf_insert_new_object): As a temporary hack, assume that new
1523 objects registered on the stack start out initialized.
1524 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1525 heap objects by hand.
1527 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1529 Switch to macro-style hooks for str*/mem*/b* functions.
1530 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1531 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1532 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1533 (__mf_set_default_options): Turn off heur_proc_map.
1534 (*): Adapt to to macro-style hook functions.
1535 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1536 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1537 (__mf_violation): Handle __MF_VIOL_WATCH.
1538 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1539 (__mf_dynamic): Removed mem*/str*/b* functions.
1540 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1541 (WRAPPER2): New macro for macro-style hooks.
1542 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1543 macro-style hooks.
1544 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1545 * mf-heuristics.c: Adapt to macro-style hook functions.
1546 Correct some comments.
1547 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1548 output pattern tests.
1549 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1550 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1552 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1554 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1555 for global array registration.
1556 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1557 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1559 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1561 * Makefile.am: Add gross make bug workarounds. Tweaked
1562 SUBDIRS and AM_CFLAGS.
1563 * Makefile.in: Regenerated.
1565 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1567 Switch to dejagnu.
1568 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1569 * Makefile.am (TESTS): Remove simple automake testing.
1570 * configure, Makefile.in: Regenerated.
1571 (SUBDIRS): Include new testsuite/ directory.
1572 * tests/*: Removed all files; moved bulk under:
1573 * testsuite/*: New subdirectory tree.
1574 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1575 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1576 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1577 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1578 * testsuite/config/default.exp: New file.
1579 * testsuite/Makefile.am, Makefile.in: New files.
1581 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1583 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1584 (TESTS): Add fail22 and pass29 tests.
1585 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1586 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1587 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1588 values. Move __MF_VIOL* here.
1589 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1590 (check_initialization): New field in __mf_opts. Default off.
1591 (read_count,write_count): New fields in __mf_object.
1592 (__mf_check): Implement basic initialization checking.
1593 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1594 (__mf_describe_object): Print new fields.
1595 (__mf_violation): Identify check/read vs. check/write in messages.
1596 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1597 "-check-initialized" mudflap option.
1598 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1599 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1600 Drop __FILE__/__LINE__ hack. Update callers.
1601 (*): Adapt to new mf-runtime.h API.
1602 * Makefile.in: regenerated.
1604 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1606 * configure.in: Build mf-runtime.h a more proper way.
1607 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1608 * mf-runtime.c (verbose_violations): Turn on by default.
1609 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1610 * mf-impl.h: ... and move it here.
1611 * configure: Regenerated.
1613 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1615 * configure.in: Look for C++ compiler.
1616 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1617 fixed type warnings when built with C++.
1618 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1619 * Makefile.am (TESTS): Run them.
1620 (*) Add new rules for building and running C++ tests.
1621 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1622 * mf-runtime.h.in: Protect with extern "C".
1623 * Makefile, configure: Regenerated.
1625 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1627 Portability improvements.
1628 * configure.in: Look for glibc backtrace headers/functions.
1629 * mf-hooks.c: Don't include <execinfo.h> any more.
1630 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1631 via CALL_REAL.
1632 (__mf_backtrace): Provide alternate baby implementation in
1633 absence of glibc.
1634 * test/mf-driver.c: Portability tweaks.
1635 * acinclude.m4: New file, containing top level libtool.m4.
1636 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1638 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1640 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1642 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1644 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1645 options.
1646 (__mf_unregister): Implement stack/heap object wiping.
1647 (__mf_set_options): Renamed from __mf_process_opts.
1648 (__mf_uncache_object): Change arg type, correct callers.
1649 * mf-impl.h: Corresponding changes.
1650 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1651 * mf-runtime.h.in (__mf_set_options): Extend public API.
1652 * test/pass26-frag.c: New test for stack wiping.
1653 * Makefile.am (TESTS): Run it.
1654 * Makefile.in: Regenerated.
1656 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1658 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1659 * mf-runtime.c (__mf_object_t): Add watching_p field.
1660 (__mf_watch_or_not): New function to implement
1661 object watch flagging.
1662 (__mf_watch, __mf_unwatch): New wrappers for above.
1663 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1664 (__mf_count_violation): Enlarge array.
1665 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1666 unlink object. Clear cache properly.
1667 (__mf_unregister): Unlink object explicitly before uncaching.
1668 * test/fail21-frag.c, pass25-frag.c: New tests.
1669 * Makefile.in, aclocal.m4: Regenerated.
1671 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1673 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1674 * Makefile.am (TESTS): Add it.
1675 * test/pass-stratcliff.c: Add decls of stpcpy.
1676 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1677 build tree from config.h and new file mf-runtime.h.in.
1678 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1679 * Makefile.in, configure, config.h.in: Regenerated.
1680 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1681 * mf-runtime.c (options, __mf_set_default_options): Support new
1682 default "abbreviate" option.
1683 (__mf_object.description_epoch): New field.
1684 (__mf_describe_object): Conditionally abbreviate objects already
1685 displayed in current epoch. Accept NULL input to increment epoch.
1686 (__mf_fini, __mf_ini): Reset description epoch.
1687 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1688 that NULL pointer slot in lookup cache is invalidated. Register a
1689 NOACCESS region around NULL.
1690 * mf-impl.h: Corresponding changes.
1692 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1694 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1695 * Makefile.am: Run them. Install mf-runtime.h.
1696 * Makefile.in: Regenerated.
1697 * mf-hooks.c: Add some markers for more missing functions.
1698 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1699 statistic to tune tune cache size (mask).
1701 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1703 * test/pass23-frag.c: New test for bit_field_ref expressions.
1704 * Makefile.am, Makefile.in: Add new test.
1705 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1706 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1707 * mf-runtime.c (__mf_init): Register errno global.
1708 (__mf_find_object): Removed function.
1709 (__mf_check): Rewrite logic to support accesses across some
1710 contiguous but distinctly registered objects.
1711 (__mf_remove_old_object): Tolerate cache entries that span
1712 contiguous objects.
1714 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1716 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1717 * Makefile.am, Makefile.in: Run new tests.
1718 * mf-hooks.c (alloca): Correct stack direction logic.
1720 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1722 * mf-impl.h (adapt_cache): New option.
1723 * mf-runtime.c (__mf_set_default_options): Set its default value.
1724 Tweak the tree_aging parameter down.
1725 (__mf_check): Maintain separate counter for cache-adaptation.
1726 (__mf_tree_analyze): New function to collect object tree stats.
1727 (__mf_adapt_cache): New function to automate cache parameters.
1729 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1731 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1732 hypothetical #if-0'd argv/envp region registration.
1733 * mf-runtime.c (__mf_init): Add kludged form of above.
1734 (*) Add "heur_argv_environ" flag, default on, to govern this.
1735 * mf-impl.h: Corresponding changes.
1737 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1739 * test/fail18-frag.c: New test file for NOACCESS regions.
1740 * Makefile.am (TESTS): Add new test.
1741 * Makefile.in: Regenerated.
1743 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1744 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1745 (optimize_object_tree): Remove unused mudflap_option.
1746 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1747 support throughout. Use .._MAX_CEM for cemetary upper bound.
1748 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1749 regions.
1750 (__mf_object): Add new liveness field for use by tree aging.
1751 (__mf_check): Trigger tree aging when needed.
1752 (__mf_age_tree): New function to decay liveness field.
1753 (__mf_find_objects_rec): Use liveness field to rotate tree.
1754 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1755 (__mf_unregister): Ditto.
1756 (__mf_register): Tweak duplicate-static message.
1757 (__mf_violation: Tweak nearby-object counter printing.
1759 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1761 * test/pass20-frag.c: New test file.
1762 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1763 * Makefile.in: Regenerated.
1765 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1766 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1767 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1768 entries to avoid repeat registration.
1769 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1770 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1772 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1774 * Makefile.am: Create test sources with #include, not cat>>.
1775 * Makefile.in: Regenerated.
1776 * test/buildtest.sh: Removed.
1777 * test/driver.c (abort_handler, main): Be quiet.
1779 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1781 * test/pass18-frag.c, pass19-frag.c: New tests.
1782 * Makefile.am (check): Run them. Rebuild test programs each time.
1783 * Makefile.in: Regenerated.
1785 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1787 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1788 overlapping object search.
1789 (__mf_violation): Likewise for nearby objects.
1790 Improve nearby-object listing.
1792 cleanup:
1793 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1794 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1796 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1798 alloca support:
1799 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1800 (HOOKOBJS): Add alloca-hook.o.
1801 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1802 style.
1803 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1804 (__mf_backtrace): Reimplement without using alloca.
1805 * Makefile.in: Regenerated.
1807 cleanup:
1808 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1809 Correct signedness bugs in length-tracking variables.
1810 * mf-impl.h: Make options unsigned.
1811 (CALL_WRAP): New macro to parallel CALL_REAL().
1812 (DECLARE): Remove erroneous ";" at end.
1813 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1814 formatting specs with %08lx. Correct several compiler warnings.
1816 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1818 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1820 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1822 libmudflap hook breakup:
1823 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1824 for libgcc_s.
1825 (TESTS): Make dependent on libmudflap.
1826 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1827 compiled from segments of mf-hooks.c.
1828 * mf-hooks.c: Corresponding changes: wrap each function in
1829 #ifdef/#endif.
1830 * Makefile.in: Regenerated.
1832 Heuristics reorganization:
1833 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1834 Remove these functions. Update callers.
1835 (__mf_heuristic_check): Incorporate all the various heuristics.
1836 Encode cacheability/retry judgement into trinary return value.
1837 Separate start-end logic into a separate fallback heuristic. Only
1838 register relevant /proc/self/map segments.
1839 * mf-impl.h: Corresponding changes.
1840 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1841 (__mf_init): Don't call __mf_init_heuristics.
1843 Tracing cleanup:
1844 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1845 "-verbose-trace" to emit all tracing messages other than those of
1846 basic public api. Eliminate some duplicate/excessive messages.
1847 * mf-runtime.h: Corresponding changes.
1849 2002-08-27 Graydon Hoare <graydon@redhat.com>
1851 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1852 and __real when compiled with -DPIC.
1853 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1854 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1855 * Makefile.in: Regenerate.
1857 2002-08-26 Graydon Hoare <graydon@redhat.com>
1859 * mf-impl.h: New file, private implementation header.
1860 * mf-runtime.h: Reorganize a bit.
1861 (CLAMPSZ): Fix arithmetic.
1862 (__MF_CACHE_MISS_P): Fix arithmetic.
1863 * mf-runtime.c: Reorganize a bit.
1864 (__mf_dynamic): New structure.
1865 (resolve_single_dynamic): New function.
1866 (__mf_resolve_dynamics): New function.
1867 (__mf_init): Initialize dynamic wrappers.
1868 * mf-hooks.c: Macro-ize __real calls.
1869 Clamp various bits of arithmetic.
1870 Add explicit __mf_check call contexts.
1871 * Makefile.am: Add dependencies on mf-impl.h
1872 * Makefile.in: Regenerate.
1873 * configure.in: Comment out shared override.
1874 * configure: Regenerate.
1876 2002-08-22 Graydon Hoare <graydon@redhat.com>
1878 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1879 (__mf_check): Re-inialize and check heuristics before violation.
1880 (__mf_register): Permit updating pure-guess regions.
1881 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1882 (__wrap_dlopen): New wrapper function.
1883 (__wrap_mmap): New wrapper function.
1884 (__wrap_munmap): New wrapper function.
1885 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1886 which are not stack addresses.
1887 (is_stack_address): New function.
1888 (__mf_init_heuristics): Save and restore state, always initialize with
1889 "starting" state.
1891 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1893 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1894 error. Pass location string.
1895 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1896 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1897 (__mf_process_opts): Apply some sanity checking for lc-mask.
1898 (__mf_check, __mf_violation): Take new location-string argument.
1899 Update callers to pass NULL if necessary.
1900 (__mf_backtrace): New smart backtracer function. Calls replace
1901 several ad-hoc blocks elsewhere.
1902 (__mf_describe_object): Remove bad reentrancy test. Improve
1903 tracing message.
1904 * mf-runtime.h: Corresponding changes. Public/private markup.
1905 (__MF_CACHE_MISS_P): New macro.
1907 2002-08-20 Graydon Hoare <graydon@redhat.com>
1909 * mf-runtime.h: New option: stack_bound (heuristic).
1910 Move some macros out of implementation files.
1911 * mf-runtime.c: New option string: -stack-bound.
1912 Unify recursion protection with hooks.
1913 Add more logging.
1914 (__mf_check): Call __mf_heuristic_check.
1915 (__mf_process_opts): Fix "no-" processing.
1916 * mf-heuristics.c (__mf_heuristic_check): New function.
1917 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1919 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1921 Option parsing improvements, region splitting bug fixes:
1922 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1923 * mf-runtime.h (heur_proc_map): New libmudflap option.
1924 * mf-runtime.c (__mf_set_default_options): Set it.
1925 (__mf_usage): Print default values/status.
1926 (__mf_process_opts): Support general "no-" option string prefix.
1927 (__mf_init): Print __mf_usage on unknown-option error.
1928 (__mf_register): Print trace message up front.
1929 Correct region splitting logic for case where a subregion disappears.
1930 Correct memory leak.
1931 (__mf_violation): Make even basic message conditional on option.
1933 Build cleanup:
1934 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1935 (clean-local): New target.
1936 (test/*x rules): Add -g CFLAGS.
1937 (CFLAGS): Add -freorder-blocks.
1938 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1939 * Makefile.in: Regenerated.
1940 * Makefile, mf-config.h: Removed files.
1942 2002-08-16 Graydon Hoare <graydon@redhat.com>
1944 * mf-runtime.c (__mf_insert_new_object): Factor out of
1945 __mf_register.
1946 (__mf_remove_old_object): Factor out of __mf_unregister.
1947 (__mf_register): Handle guessed regions, splitting
1948 guesses when new registrations arrive.
1949 (__mf_unregister): Do not unregister guesses.
1950 * mf-runtime.h: Move convenience macros around,
1951 declare new option fields. Add __MF_TYPE_GUESS.
1952 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1953 (__wrap_free): Call __real_free for deferred frees.
1954 * Makefile.am: Add more tests, fix dependency.
1955 * Makefile.in: Regenerate.
1956 * test/pass[13..17]-frag.c: New testcases.
1957 * test/fail[13..17]-frag.c: New testcases.
1959 2002-08-15 Graydon Hoare <graydon@redhat.com>
1961 * mf-heuristics.c: New file.
1962 * mf-runtime.c (options): Add -trace-calls option.
1963 (__mf_init): Call __mf_init_heuristics.
1965 2002-08-14 Graydon Hoare <graydon@redhat.com>
1967 * Makefile.am (TESTS): Add testsuite support.
1968 * Makefile.in: Regenerate.
1969 * test/mf-driver.c: New file.
1970 * test/buildtest.sh: New file.
1971 * test/passNN-frag.c: New testcases.
1972 * test/failNN-frag.c: New testcases.
1974 2002-08-14 Graydon Hoare <graydon@redhat.com>
1976 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1977 verifying non-size-limited string extents.
1979 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1981 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1982 instead of plain str[n]len for internal checks.
1983 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1985 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1987 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1989 2002-08-13 Graydon Hoare <graydon@redhat.com>
1991 * mf-runtime.c: Rework configuration to operate on
1992 environment variable options rather than #defines
1993 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1994 (__mf_init): Set static __mf_active_p flag on startup,
1995 to inhibit mudflap wrap-based checking during crt0.s.
1996 * mf-runtime.h: Declare options structure.
1997 * mf-hooks.c: New wrappings for mem*, b*, str*
1998 libc functions (temporarily #if 0-ed out).
2000 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
2002 * Makefile.am, configure.in: New files.
2003 * Makefile.in, Makefile, configure, config.h.in: New generated files.
2004 * stamp-h.in, aclocal.m4: Ditto.
2006 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
2008 * Makefile: New file.
2009 * mf-config.h: New file: runtime configuration.
2010 * mf-hooks.c: New file: interposed libc functions.
2011 * mf-runtime.c: New file: bulk of runtime.
2012 * mf-runtime.h: New file: public functions.