| blob | 1872b2ebc4b67bffdf49ff81ef2f2d364651cdfe |
1 2013-02-03 Richard Sandiford <rdsandiford@googlemail.com>
3 Update copyright years.
5 2013-01-03 Jakub Jelinek <jakub@redhat.com>
7 * mf-runtime.c (__mf_usage): Update copyright notice dates.
9 2012-12-15 Alexandre Oliva <aoliva@redhat.com>
11 * mf-hooks1.c (free): Return on NULL before any logging.
13 2012-09-14 David Edelsohn <dje.gcc@gmail.com>
15 * configure: Regenerated.
17 2012-07-13 Richard Guenther <rguenther@suse.de>
19 * testsuite/libmudflap.c++/ctors.exp: Explicitely specify -O0.
20 * testsuite/libmudflap.c++/c++frags.exp: Likewise.
21 * testsuite/libmudflap.cth/cthfrags.exp: Likewise.
22 * testsuite/libmudflap.c/cfrags.exp: Likewise.
23 * testsuite/libmudflap.c/externs.exp: Likewise.
25 2012-07-13 Richard Guenther <rguenther@suse.de>
27 * testsuite/libmudflap.c/fail11-frag.c: Adjust to not look like memset.
28 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
30 2012-05-29 Joseph Myers <joseph@codesourcery.com>
32 * mf-impl.h: Fix typo.
34 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
36 * configure: Regenerated.
38 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
40 PR 24985
41 * testsuite/lib/libmudflap.exp: Handle caret.
43 2012-01-19 Jakub Jelinek <jakub@redhat.com>
45 PR libmudflap/40778
46 * testsuite/libmudflap.c/fail68-frag.c: New test.
48 2012-01-01 Jakub Jelinek <jakub@redhat.com>
50 * mf-runtime.c (__mf_usage): Update copyright notice dates.
52 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
54 * configure: Regenerate.
56 2011-07-31 Tom de Vries <tom@codesourcery.com>
58 PR middle-end/43513
59 * testsuite/libmudflap.c/fail31-frag.c: Adapt testcase to prevent
60 folding of alloca.
62 2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
64 Revert:
65 2011-07-15 Jakub Jelinek <jakub@redhat.com>
67 PR testsuite/49753
68 PR tree-optimization/49309
69 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
71 2011-07-15 Jakub Jelinek <jakub@redhat.com>
73 PR testsuite/49753
74 PR tree-optimization/49309
75 * testsuite/libmudflap.c++/pass68-frag.cxx: New test.
77 2011-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
79 * configure.ac: Don't create pth.
80 Check for library containing sched_yield.
81 * configure: Regenerate.
82 * config.h.in: Regenerate.
84 * testsuite/lib/libmudflap.exp (libmudflap-init): Use
85 mfconfig_libs in -static check.
87 2011-07-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
89 PR libmudflap/49550
90 * mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
91 stdin, stdout, stderr.
92 Register __ctype, __ctype_mask.
94 * configure.ac: Check for mmap64.
95 Check for rawmemchr, stpcpy, mempcpy.
96 * configure: Regenerate.
97 * config.h.in: Regenerate.
98 * mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
99 (mmap64): New wrapper function.
100 * mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
101 * mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.
103 * mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
104 getmntent wrapper.
106 * mf-hooks3.c (_REENTRANT): Define.
108 * testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.
110 * testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
111 (MIN): Define.
112 Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.
114 * testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
115 *-*-solaris2.*.
117 2011-07-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
119 PR libmudflap/49549
120 * testsuite/lib/libmudflap.exp (load_gcc_lib): Load
121 target-supports.exp.
122 * testsuite/libmudflap.cth/cthfrags.exp: Only pass
123 --noinhibit-exec to GNU ld.
125 2011-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
127 PR libmudflap/38738
128 * configure.ac: Check for sys/mnttab.h.
129 Check for library containing connect.
130 * configure: Regenerate.
131 * config.h.in: Regenerate.
132 * mf-hooks2.c [HAVE_SYS_MNTTAB_H]: Include <sys/mnttab.h>.
133 * testsuite/libmudflap.c/pass-stratcliff.c (main) [__sun__ &&
134 __svr4__]: Disable rawmemchr, stpcpy, mempcpy tests.
136 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
138 * configure: Regenerate.
140 2011-01-03 Jakub Jelinek <jakub@redhat.com>
142 * mf-runtime.c (__mf_usage): Update copyright notice dates.
144 2010-10-31 Jason Merrill <jason@redhat.com>
146 PR testsuite/20003
147 * testsuite/libmudflap.cth/pass40-frag.c: Increase timeout to 30.
149 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
151 * testsuite/libmudflap.c++/pass41-frag.cxx (dg-prune-output):
152 New dg directive.
154 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
156 PR bootstrap/43170
157 * configure: Regenerate.
159 2010-05-16 Uros Bizjak <ubizjak@gmail.com>
161 * testsuite/libmudflap.c/pass46-frag.c (dg-options): Remove -Wall.
163 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
165 * testsuite/lib/mfdg.exp (additional_prunes): New global.
166 (dg-test): Clear additional_prunes before test is run.
167 (dg-prune-output): New procedure.
168 * testsuite/lib/libmudflap.exp (libmudflap-dg-test): Do not call
169 prune_gcc_output.
170 (libmudflap-dg-prune): New procedure.
171 * testsuite/libmudflap.c++/pass57-frag.cxx (dg-prune-output):
172 New dg directive.
174 2010-05-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
176 PR other/43620
177 * configure.ac (AM_INIT_AUTOMAKE): Add no-dist.
178 * Makefile.in: Regenerate.
179 * testsuite/Makefile.in: Regenerate.
181 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
183 * Makefile.in: Regenerate.
184 * aclocal.m4: Regenerate.
185 * testsuite/Makefile.in: Regenerate.
187 2010-03-15 David S. Miller <davem@davemloft.net>
189 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
190 main.
192 2010-01-09 Jakub Jelinek <jakub@redhat.com>
194 * mf-runtime.c (__mf_usage): Update copyright notice dates.
196 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
198 * Makefile.in: Regenerate.
199 * configure: Regenerate.
200 * testsuite/Makefile.in: Regenerate.
202 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
204 PR libmudflap/41433
205 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
206 running setuid or setgid.
208 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
210 * mf-runtime.c (__mf_init): Support FreeBSD.
211 Prime mutex which calls calloc upon first lock to avoid deadlock.
212 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
213 Ignore red zone allocation request for initial thread's stack.
215 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
216 Andreas Schwab <schwab@linux-m68k.org>
218 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
219 if not in system header; use it. On FreeBSD, must pass fd==-1
220 with MAP_ANON flag. Correct mmap error check.
221 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
223 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
225 * configure.ac (AC_PREREQ): Bump to 2.64.
227 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
229 * Makefile.am (install-html, install-pdf): Remove.
230 * Makefile.in: Regenerate.
232 * Makefile.in: Regenerate.
233 * aclocal.m4: Regenerate.
234 * config.h.in: Regenerate.
235 * configure: Regenerate.
236 * testsuite/Makefile.in: Regenerate.
238 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
240 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
242 2009-07-16 Joseph Myers <joseph@codesourcery.com>
244 * configure: Regenerate.
246 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
248 PR testsuite/40699
249 PR testsuite/40707
250 PR testsuite/40709
251 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
253 2009-07-01 Richard Guenther <rguenther@suse.de>
255 PR tree-optimization/19831
256 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
257 escape.
258 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
259 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
260 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
262 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
264 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
265 to ld_library_path. Use add_path. Add just find_libgcc_s to
266 ld_library_path, not every libgcc multilib directory.
268 2009-04-09 Nick Clifton <nickc@redhat.com>
270 * mf-hooks1.c: Change copyright header to refer to version 3
271 of the GNU General Public License with version 3.1 of the GCC
272 Runtime Library Exception and to point readers at the COPYING3
273 and COPYING3.RUNTIME files and the FSF's license web page.
274 * mf-heuristics.c: Likewise.
275 * mf-hooks2.c: Likewise.
276 * mf-hooks3.c: Likewise.
277 * mf-impl.h: Likewise.
278 * mf-runtime.c: Likewise.
279 * mf-runtime.h: Likewise.
281 2009-04-09 Jakub Jelinek <jakub@redhat.com>
283 * testsuite/lib/mfdg.exp: Change copyright header to refer to
284 version 3 of the GNU General Public License and to point readers
285 at the COPYING3 file and the FSF's license web page.
286 * testsuite/lib/libmudflap.exp: Likewise.
288 2009-03-31 Ben Elliston <bje@au.ibm.com>
290 PR libmudflap/38462
291 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
292 object', not `mudflap object'.
294 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
296 * configure: Regenerate.
298 2009-02-03 Jakub Jelinek <jakub@redhat.com>
300 * mf-runtime.c (__mf_usage): Update copyright notice dates.
302 2009-01-23 Jie Zhang <jie.zhang@analog.com>
304 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
305 __thread when TLS support is emulated.
306 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
307 * mf-runtime.c (__mf_state_1): Likewise.
308 * configure.ac: Use GCC_CHECK_EMUTLS.
309 * configure: Regenerate.
310 * config.h.in: Regenerate.
312 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
314 * configure: Regenerate.
316 2008-11-26 Janis Johnson <janis187@us.ibm.com>
318 PR testsuite/28870
319 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
320 (dg-timeout): Remove.
321 (standard-wait): Remove.
322 * testsuite/lib/libmudflap.exp: Include new timeout library files.
323 (libmudflap_target_compile): Set timeout value from new proc.
325 2008-11-10 Jakub Jelinek <jakub@redhat.com>
327 PR middle-end/35314
328 * testsuite/libmudflap.c/pass67-frag.c: New test.
330 2008-10-09 Jakub Jelinek <jakub@redhat.com>
332 PR c++/37568
333 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
335 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
336 Steve Ellcey <sje@cup.hp.com>
338 * configure: Regenerate for new libtool.
339 * Makefile.in: Ditto.
340 * testsuite/Makefile.in: Ditto.
342 2008-09-15 Jakub Jelinek <jakub@redhat.com>
344 PR libmudflap/36397
345 * testsuite/libmudflap.c/pass64-frag.c: New test.
347 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
349 * Makefile.in: Regenerate.
350 * config.h.in: Regenerate.
351 * configure: Regenerate.
352 * testsuite/Makefile.in: Regenerate.
354 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
356 PR bootstrap/35457
357 * aclocal.m4: Regenerate.
358 * configure: Regenerate.
360 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
362 * testsuite/libmudflap.c/pass63-frag.c: New test.
364 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
366 * aclocal.m4: Regenerate.
367 * configure: Likewise.
368 * Makefile.in: Likewise.
369 * testsuite/Makefile.in: Likewise.
371 2008-03-02 Jakub Jelinek <jakub@redhat.com>
373 * mf-runtime.c (__mf_usage): Update copyright notice dates.
375 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
377 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
378 mudflap dead object.
379 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
381 2008-01-24 David Edelsohn <edelsohn@gnu.org>
383 * configure: Regenerate.
385 2008-01-05 Jakub Jelinek <jakub@redhat.com>
387 PR tree-optimization/34618
388 * testsuite/libmudflap.c/pass62-frag.c: New test.
390 2008-01-03 Jakub Jelinek <jakub@redhat.com>
392 PR c++/34619
393 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
395 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
397 PR libmudflap/26442
398 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
400 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
402 * configure: Regenerate following changes to ../config/tls.m4.
404 2007-07-26 Tom Tromey <tromey@redhat.com>
406 * Makefile.in: Rebuilt.
407 * Makefile.am (clean-local): Removed.
408 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
409 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
410 (libmudflapth_la_SOURCES): List sources.
411 (libmudflapth_la_LIBADD): Clear.
412 (libmudflapth_la_CFLAGS): New variable.
414 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
416 * aclocal.m4: Regenerated.
418 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
420 * configure: Regenerate.
422 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
424 From Andi Kleen <ak@suse.de>:
425 * mf-runtime.c (options): Rename structure for compatibility with
426 glibc getopt_long.
428 2007-05-23 Steve Ellcey <sje@cup.hp.com>
430 * Makefile.in: Regenerate.
431 * configure: Regenerate.
432 * aclocal.m4: Regenerate.
433 * testsuite/Makefile.in: Regenerate.
435 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
437 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
439 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
441 * Makefile.am: Add dummy install-pdf target.
442 * Makefile.in: Regenerate
444 2007-02-07 Jakub Jelinek <jakub@redhat.com>
446 PR libgomp/28468
447 * configure: Regenerate.
449 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
451 * configure: Regenerate.
453 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
455 * configure: Regenerated.
457 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
459 PR libmudflap/28578
460 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
461 static but not function scope static.
462 (free): Skip deallocation attempts for objects placed into
463 bootstrap buffers.
464 * testsuite/libmudflap.cth/pass59-frag.c: New test.
466 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
468 From Herman ten Brugge <hermantenbrugge@home.nl>:
469 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
470 small and large objects are handled a lot faster.
472 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
474 * configure.ac (__libc_freeres): Look for it.
475 * mf-impl.h (call_libc_freeres): New configuration flag.
476 * mf-runtime.c (__mf_set_default_options): Set it by default.
477 (__mfu_report): Call it if needed.
478 (__mfu_unregister): Remove "unaccessed registered object" warning.
479 * configure, config.h.in: Regenerated.
481 2006-09-18 Tom Tromey <tromey@redhat.com>
483 * configure: Rebuilt.
485 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
487 PR 21274
488 mf-runtime.h installation based on ssp patch for PR 26473 from
489 Mark Mitchell <mark@codesourcery.com>.
490 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
491 * Makefile.am (target_noncanonical): Define.
492 (libsubincludedir): New variable.
493 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
494 (include_HEADERS): Remove.
495 * configure, aclocal.m4, config.h.in: Regenerated.
496 * Makefile.in, testsuite/Makefile.in: Likewise.
497 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
498 and _THREAD_SAFE redefinition values.
500 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
502 * Makefile.am: Add install-html target. Add install-html to .PHONY
503 * Makefile.in: Regenerate.
505 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
507 PR mudflap/26789
508 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
510 PR mudflap/26790
511 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
513 2006-04-10 Matthias Klose <doko@debian.org>
515 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
516 directory names containing underscores.
518 2005-11-22 Janis Johnson <janis187@us.ibm.com>
520 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
521 MUDFLAP_FLAGS if static library not supported.
522 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
523 * testsuite/libmudflap.c/externs.exp: Ditto.
524 * testsuite/libmudflap.c++/ctors.exp: Ditto.
525 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
526 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
528 2005-10-04 James E Wilson <wilson@specifix.com>
530 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
531 $name as array of characters with unknown bound. Also store into the
532 array.
533 * configure: Regenerate.
535 2005-09-30 James E. Wilson <wilson@specifix.com>
537 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
538 AC_CHECK_HEADER.
539 (target_thread_file): New. Set from sed'ed gcc output.
540 (posix_threads): New. Set from target_thread_file. Use instead of
541 ac_have_pthread_h.
542 (pthread_create_version): Move initialization before code using it.
543 * configure: Regenerate.
545 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
546 bounds.
548 2005-09-29 James E. Wilson <wilson@specifix.com>
550 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
551 with HAVE_MMAP ifdef.
553 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
555 PR 23084.
556 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
558 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
560 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
562 2005-09-23 Tom Tromey <tromey@redhat.com>
564 * aclocal.m4, configure: Rebuilt.
565 * configure.ac: Use GCC_CHECK_TLS.
566 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
567 to ../config.
569 2005-08-22 Jim Wilson <wilson@specifix.com>
571 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
572 __FreeBSD__ is defined.
574 2005-08-17 Jim Wilson <wilson@specifix.com>
576 * mf-hooks1.c (malloc, calloc, realloc, free,
577 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
578 the real routines, and END_MALLOC_PROTECT afterwards.
579 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
580 (BEGIN_PROTECT): Handle in_malloc state.
581 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
582 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
584 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
586 * All files: Update FSF address.
588 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
590 * mf-hooks3.c (main_seen_p): Remove.
591 (__mf_get_state): Remove attempt to recognize the main thread.
593 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
595 * configure.ac: Test for the name of the symbol used for the entry
596 point; define ENTRY_POINT to the result.
597 * configure: Regenerate.
598 * config.h.in: Regenerate.
599 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
601 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
603 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
604 (__mf_init): Set thread state active.
605 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
606 state active.
607 (pthread_create wrapper): Always use thread spawner.
609 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
610 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
612 2005-07-16 Richard Henderson <rth@redhat.com>
614 * acinclude.m4: New file.
615 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
616 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
617 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
618 (__mf_0fn_calloc): ... here.
619 * mf-hooks3.c (struct pthread_info): Remove.
620 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
621 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
622 (struct mf_thread_data): New.
623 (mf_thread_data, mf_thread_data_lock): New.
624 (__mf_allocate_blank_threadinfo): Remove.
625 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
626 not available.
627 (__mf_state_perthread): Remove.
628 (__mf_get_state, __mf_set_state): New.
629 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
630 Update mf_thread_data killing procedure.
631 (__mf_pthread_spawner): Similarly.
632 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
633 code to allocate thread stack space.
634 (__mf_0fn_pthread_join, pthread_join): Remove.
635 (__mf_0fn_pthread_exit, pthread_exit): Remove.
636 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
637 (__mf_state_1): Rename from __mf_state; use TLS when available.
638 (__mf_get_state, __mf_set_state): New. Update all users.
639 * mf-runtime.c (begin_recursion_protect1): New.
640 (BEGIN_RECURSION_PROTECT): Use it.
641 (__mf_state_1): Rename from __mf_state; use TLS when available.
642 (threads_active_p): Remove.
643 (__mf_usage): Compute it directly.
645 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
647 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
649 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
651 Fix for uncaching bug reported by Herman ten Brugge.
652 * mf-runtime.c (__mf_uncache_object): Search whole cache.
653 * testsuite/libmudflap.c/fail40-frag.c: New test.
655 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
657 PR libmudflap/21724
658 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
659 * Makefile.in: Amend.
661 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
663 PR mudflap/21023
664 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
665 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
667 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
669 PR libmudflap/21094
670 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
672 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
674 PR mudflap/22064
675 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
676 unsigned vars with #defines instead of enums.
678 2005-05-09 Mike Stump <mrs@apple.com>
680 * configure: Regenerate.
682 2005-04-12 Mike Stump <mrs@apple.com>
684 * configure: Regenerate.
686 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
688 PR mudflap/19266
689 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
690 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
692 2005-04-04 Alan Modra <amodra@bigpond.net.au>
694 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
696 2005-03-31 Mike Stump <mrs@apple.com>
698 * mf-runtime.h: Add libmudflap copyright clause.
700 2005-03-21 Mike Stump <mrs@apple.com>
702 * mf-heuristics.c: Fix whitespace at end of line.
703 * mf-hooks1.c: Likewise.
704 * mf-hooks2.c: Likewise.
705 * mf-hooks3.c: Likewise.
706 * mf-impl.h: Likewise.
707 * mf-runtime.c: Likewise.
708 * mf-runtime.h: Likewise.
710 2005-03-21 Zack Weinberg <zack@codesourcery.com>
712 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
713 In all substitutions, expand gcc_version in Makefile.
714 * aclocal.m4, configure: Regenerate.
715 * Makefile.am: Set gcc_version.
716 * Makefile.in, testsuite/Makefile.in: Regenerate.
718 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
720 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
721 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
723 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
725 PR mudflap/19319
726 * testsuite/libmudflap.c++/pass55-frag.c: New test.
728 2005-01-05 Richard Henderson <rth@redhat.com>
730 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
732 2005-01-02 Greg McGary <greg@mcgary.org>
734 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
735 * mf-runtime.h: New file, replaces mf-runtime.h.in.
736 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
737 * Makefile.in: Ditto.
738 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
739 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
740 * testsuite/libmudflap.c/fail36-frag.c: New test.
741 * testsuite/libmudflap.c/fail37-frag.c: New test.
742 * testsuite/libmudflap.c/fail38-frag.c: New test.
744 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
746 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
747 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
749 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
751 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
752 * aclocal.m4: Include ../config/gcc-version.m4.
753 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
755 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
757 * Makefile.am: Define ACLOCAL_AMFLAGS.
758 * acinclude.m4: Remove.
759 * stamp-h.in: Remove superfluous stamp file.
760 * aclocal.m4, configure, Makefile.in: Regenerate.
761 * testsuite/Makefile.in: Likewise.
763 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
765 * Makefile.am: Revert previous.
766 * acinclude.m4: Restore.
767 * aclocal.m4, configure, Makefile.in: Regenerate.
768 * testsuite/Makefile.in: Likewise.
770 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
772 * Makefile.am: Define ACLOCAL_AMFLAGS.
773 * acinclude.m4: Remove.
774 * aclocal.m4, configure, Makefile.in: Regenerate.
775 * testsuite/Makefile.in: Likewise.
777 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
779 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
781 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
783 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
784 * testsuite/Makefile.in: Likewise.
786 2004-11-01 Andreas Schwab <schwab@suse.de>
788 * configure.ac: (target_alias): Default to $host_alias, not
789 $target.
790 * configure: Regenerated.
792 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
794 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
795 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
796 message.
798 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
800 PR other/18138
801 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
803 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
805 * configure.ac: Check for more headers, functions.
806 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
807 tracking overridden FILE buffers.
808 (fopen, setvbuf): New/revised hook functions for buffer overriding.
809 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
810 (fflush): Accept given NULL stream (means "all streams").
811 * mf-runtime.h.in:
812 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
813 HEAP/GUESS objects.
814 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
815 (__mf_adapt_cache): Use them all.
816 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
817 * testsuite/libmudflap.c++/ctors.exp: Ditto.
818 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
819 * configure, config.h.in: Regenerated.
821 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
823 * configure.ac: Checking for sys/socket.h once is enough.
824 * configure: Regenerated.
826 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
828 * configure.ac: Look for more headers & functions.
829 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
830 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
831 * mf-runtime.c (options): Clean up integer signedness warnings.
832 (main): Add a declaration to fix a warning.
833 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
834 * configure, config.h.in: Regenerated.
836 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
838 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
839 New tests for proper base/limit checking for aggregates.
841 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
843 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
845 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
847 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
848 * mf-hooks2.c (strerror): Unregister previous string returned by
849 previous strerror.
850 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
851 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
852 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
853 * mf-runtime.c (__mf_describe_object): Clarify object life status.
854 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
855 New tests.
856 * configure, config.h.in: Regenerated.
858 2004-08-03 Dale Johannesen <dalej@apple.com>
860 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
862 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
864 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
865 simplified contents in all former callers.
867 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
869 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
870 the statically linked case.
872 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
874 * splay-tree.[ch]: Remove. Merge contents into ...
875 * mf-runtime.c: ... here, renaming symbols and making all functions
876 static. Remove unused min/max functions.
877 * Makefile.am: Forget about splay-tree.[ch].
878 * Makefile.in, testsuite/Makefile.in: Regenerated.
880 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
882 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
883 (__mfu_usage): Include (C) 2004.
884 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
885 here. Include a comment explaining why.
887 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
889 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
890 * mf-runtime.c (options): Give them a name.
891 (__mf_set_default_options): Set them.
892 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
893 (__mf_violation): Warning cleanup.
894 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
895 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
897 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
899 g++/15861
900 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
901 repeated invocation.
903 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
905 Test case for g++/15861
906 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
907 * testsuite/libmudflap.c++/ctors.exp: Driver.
908 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
909 Look only for *frag* test cases.
911 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
913 ANSI C conversion, libmudflap specialization, recursion limiting.
914 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
915 argument and indirection function pointers, update callers.
916 (splay_tree_s): Add statistics and recursion control fields
917 num_keys, max_depth, depth, rebalance_p.
918 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
919 Back out of search if it exceeds limit.
920 (splay_tree_splay): Manage recursion limiting with rebalancing as
921 needed.
922 (splay_tree_new): More initialization.
923 (splay_tree_rebalance): New function.
924 (splay_tree_foreach): Rewrite using nonrecursive logic.
925 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
926 Remove. Point indirect calls to mf-runtime.c's routines.
927 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
928 functions.
929 (splay_tree_delete, splay_tree_delete_helper): Ditto.
930 * testsuite/heap-scalestress.c: New test based on one from
931 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
933 2004-07-05 Matthias Klose <doko@debian.org>
935 * libtool-version: New.
936 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
937 Use -version-info for soname.
938 * Makefile.in: Regenerate.
939 * configure.ac: Remove libtool_VERSION macro
940 * configure: Regenerate
942 2004-07-05 Zack Weinberg <zack@codesourcery.com>
944 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
945 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
946 #ifndef _MUDFLAP.
948 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
950 Splay tree implementation fork.
951 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
952 Use hard-coded comparison function for uintptr_t. Remove key/value
953 deallocation logic. Cache last splayed key for consecutive lookups.
954 * Makefile.am, Makefile.in: Use them, don't link to them.
955 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
956 (__mf_find_objects2): Flip successor/predecessor search sequence.
957 * ansidecl.h, libiberty.h: Removed dummy files.
959 2004-06-29 Nick Clifton <nickc@redhat.com>
961 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
962 * configure: Regenerate.
963 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
964 HAVE_DIRENT_H.
965 Remove spurious inclusion of <strings.h>.
967 2004-06-29 Nick Clifton <nickc@redhat.com>
969 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
970 function actually exists.
972 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
974 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
975 * config.h.in: Regenerated.
977 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
979 Adopt splay trees for object database.
980 * Makefile.am: Copy splay-tree.* from libiberty.
981 * Makefile.in, testsuite/Makefile.in: Regenerated.
982 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
983 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
984 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
985 * mf-runtime.c: Rewrite code dealing with object database to use
986 libiberty splay trees. Remove tree liveness aging option.
987 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
989 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
991 * configure.ac: New name of configure.in. Update
992 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
993 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
994 Autoconf 2.5x and Automake 1.7 or later.
995 * configure.in: Remove.
996 * configure: Regenerate.
998 * Makefile.am: Remove useless multilib rules.
999 * Makefile.in: Regenerate.
1001 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
1003 * .cvsignore: New file.
1005 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
1007 PR libmudflap/13505
1008 * mf-hooks2.c (semctl): Add cygwin porting hack.
1010 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
1012 ctype support.
1013 * configure.in: Look for ctype header and glibc implementation.
1014 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
1015 array hooks for glibc 2.3.
1016 * mf-runtime.h.in: Wrap them.
1017 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
1018 implementations.
1019 * testsuite/libmudflap.c/pass47-frag.c: New test.
1020 * configure, config.h.in: Regenerated.
1022 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
1024 Portability improvements, e.g., libmudflap/15293.
1025 * configure.in: Look for glibc extension functions. Look for
1026 support of -f{function,data}-sections. Look for more headers.
1027 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
1028 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
1029 mf-hooks* into usual single object per source.
1030 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
1031 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
1032 if system doesn't provide one.
1033 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
1034 (pthread_create): Use it to properly GC dead thread stacks.
1035 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
1036 * testsuite/Makefile.am: Stop generating site.exp.
1037 * testsuite/mfconfig.exp.in: New file.
1038 * testsuite/config/default.exp: Load new mfconfig.exp.
1039 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
1040 (prune_gcc_output): Add glibc static linking warnings.
1041 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
1042 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
1043 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
1044 Regenerated with autoconf 2.57 and automake 1.7.
1046 2004-06-04 Per Bothner <per@bothner.com>
1048 * configure.in (LIBMUDFLAPTH): Fix thinko.
1050 * configure.in: Check for more headers.
1051 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
1053 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
1054 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
1056 2004-06-01 Andreas Jaeger <aj@suse.de>
1058 * configure.in: Handle multilibs, support
1059 --enable-version-specific-runtime-libs.
1060 * Makefile.am (lib_LTLIBRARIES): Rename to ...
1061 (toolexeclib_LTLIBRARIES): this for multilib support.
1062 * Makefile.in: Regenerated.
1063 * configure: Regenerated.
1064 * aclocal.m4: Regenerated.
1065 * config.h.in: Regenerated.
1066 * testsuite/Makefile.in: Regenerated.
1068 2004-06-01 Andreas Jaeger <aj@suse.de>
1070 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
1071 multilibs, using multilib directory instead of hardcoded path.
1072 Set LD_RUN_PATH.
1074 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
1076 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
1077 * Makefile.in: Ditto.
1079 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1081 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
1082 * aclocal.m4, configure: Rebuilt.
1084 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
1086 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
1087 import some build settings from libstdc++-v3 testsuite_flags.
1088 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
1089 changes to pass test language.
1091 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
1092 quicker mode-nop handling.
1094 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
1096 * mf-impl.h: Added libgcc license header.
1098 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
1100 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
1101 Added libgcc license header.
1102 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
1103 (pthread_create): Simplify stack allocation syntax.
1105 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
1107 * mf-hooks2.c: Support FreeBSD.
1108 (WRAP_gets): Avoid gets().
1109 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
1110 test unimplemented mem/str calls on FreeBSD.
1111 * testsuite/libmudflap.c/pass21-frag.c: Do not include
1112 <alloca.h> on FreeBSD.
1114 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
1116 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
1117 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
1118 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
1119 flags for static linking permutation.
1120 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
1121 some pthreads code that croaks on linux glibc tls.
1123 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
1125 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
1127 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
1129 * testsuite/libmudflap.c/pass44-frag.c: New test.
1131 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
1133 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
1135 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
1137 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
1139 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
1141 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
1143 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
1145 PR libmudflap/12670
1146 * configure.in: Add check for see if
1147 socklen_t typedef is in sys/socket.h.
1148 * mf-hooks1.c: Add define if socklen_t
1149 is not typedef.
1150 * mf-hooks2.c: Likewise.
1151 * mf-hooks3.c: Likewise.
1152 * config.h.in: Regen.
1153 * configure: Regen.
1155 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
1157 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
1158 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
1159 optimizations.
1160 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
1161 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
1162 (unoptimized) allocation of stack space.
1164 2003-12-07 Richard Henderson <rth@redhat.com>
1166 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
1167 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
1169 2003-12-06 Andrew Pinski <apinski@apple.com>
1171 partial PR libmudflap/12670
1172 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
1173 * mf-hooks2.c: Likewise.
1174 * mf-hooks3.c: Likewise.
1176 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1178 libstdc++/11696
1179 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1180 symbols interposed at compile time.
1181 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1183 libmudflap/12939
1184 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1186 * configure.in: Reorganize check for <pthread.h>.
1187 * configure: Regenerated.
1189 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1191 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1192 (_LARGE_FILE_API): Define for AIX.
1193 * mf-hooks[123]: Same.
1194 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1196 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1198 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1200 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1202 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1204 * configure.in: Update check for union semun.
1206 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1208 PR other/11673
1209 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1211 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1213 PR other/11673
1214 * configure.in: Add checks for 64-bit LFS functions, struct semun
1215 definition, for BSD compatibility.
1216 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1217 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1218 * mf-hooks3.c: Ditto.
1219 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1220 mmap flag.
1221 * configure, config.h.in: Regenerated.
1223 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1225 Multithreading fixes:
1226 * mf-runtime.c (__mf_object): Store allocating/deallocating
1227 thread id.
1228 (options): Support new "-thread-stack" option.
1229 Rename "-heur-argv-environ" option to "-heur-stdlib".
1230 Disable "-lc-mask" and "-lc-shift" options.
1231 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1232 (__assert_fail): New self-contained function for glibc.
1233 * mf-hooks3.c: Essentially rewritten, particularly related to
1234 use of __mf_pthread_info array.
1235 (pthread_join, _exit): New hook functions.
1236 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1237 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1239 Warning cleanups:
1240 * mf-heuristics.c: Add type casts for tracing, sub calls.
1241 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1242 Update all callers to declare explicit result holder.
1243 (END_PROTECT): Removed.
1244 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1246 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1248 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1249 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1250 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1252 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1254 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1255 * mf-hooks: Removed.
1256 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1257 Move these macros from old mf-hooks.c here.
1258 * Makefile.am: Adapt to split-up hook sources for faster builds.
1259 * Makefile.in: Regenerated.
1261 * mf-heuristics.c: Remove #if-0 block.
1263 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1264 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1265 (CALL_REAL, __mf_init): Corresponding changes.
1266 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1267 all callers to remove redundant "mf:" prefix.
1268 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1269 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1270 (__mf_pthread_info): Become a hash table.
1272 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1273 "dg-repetitions" directives to control test case execution.
1274 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1275 options.
1276 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1278 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1280 * mf-hooks.c (alloca): Separate into stub.
1281 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1282 malloc/free for alloca blocks.
1283 (pthread_create): Tolerate failing pthread_attr_get* calls.
1284 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1285 * mf-impl.h (CALL_WRAP): Remove macro.
1286 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1287 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1288 padding for ia64 BIT_FIELD_REF constructs.
1290 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1292 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1293 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1294 libmudflap object type.
1295 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1296 crashes on unregistering STATIC objects.
1298 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1300 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1301 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1302 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1303 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1304 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1305 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1306 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1307 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1308 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1309 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1310 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1311 (accept, bind, connect, gethostname, sethostname): New hooks.
1312 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1313 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1314 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1315 * mf-runtime.h.in: Corresponding changes.
1316 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1317 (opts) Rename heur_argv_environ to heur_std_data.
1318 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1319 * Makefile.am: Corresponding changes.
1320 * Makefile.in: Regenerated.
1322 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1324 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1325 heuristic for threaded case, and for non-x86-linux targets.
1326 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1327 for use during pre-main() program startup.
1328 (__mf_0fn_*): Make these functions non-static.
1329 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1330 functions.
1331 * mf-runtime.c (__mf_state): Set initial state to "starting".
1332 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1333 (__wrap_main): New function to register argv[] and environ[] strings.
1334 (__mf_ini): Call it.
1335 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1337 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1338 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1340 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1341 pass_all.
1342 * aclocal.m4, configure: Regenerated.
1344 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1346 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1347 * aclocal.m4, configure: Regenerated.
1349 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1351 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1352 for x86_64 target. Disable caching for this value.
1353 * aclocal.m4, configure: Regenerated.
1355 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1357 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1358 is about to become deprecated, and its present handling bugs are
1359 unworthy of fixing.
1361 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1363 * testsuite/libmudflap.c/pass38-frag.c: New test for
1364 -fwritable-strings.
1366 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1368 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1369 __mf_report, asserting reentrant calling context.
1371 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1373 * mf-hooks.c (realloc): Correct reentrancy logic.
1374 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1376 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1378 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1379 PTHREAD_THREADS_MAX. Update users.
1380 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1381 for active options.
1382 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1383 with libmudflapth presence indicator.
1384 * testsuite/Makefile.in: Regenerated.
1386 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1388 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1389 * configure.in: Remove silly no-pthreads => no-shared logic.
1390 * Makefile.in, configure: Regenerated.
1391 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1392 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1393 code. Count reentrancy events.
1394 (all hook functions): Don't directly manipulate __mf_state variable.
1395 Add TRACE calls to hook functions without them.
1396 * mf-impl.h (LOCKTH): Try to count lock contention events.
1397 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1398 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1399 Reorganize reentrancy code.
1400 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1401 identify reentrancy with mutex holding times.
1402 (internal __mfu_ entry points): Remove internal reentrancy code.
1403 (__mf_init): Use ordinary locked calls.
1404 (__mfu_report): Print the two new counts.
1405 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1406 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1407 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1408 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1409 option defaults.
1411 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1413 * configure.in: Add pthread support, plus glibc and porting hacks.
1414 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1415 from objects built into ./pth/.
1416 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1417 functions for internal entry points. Update callers to pick
1418 locked vs. unlocked variants.
1419 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1420 info coming in from a static data structure.
1421 (*): Reorder miscellaneous declarations to group data vs functions.
1422 (__mf_set_default_options): Simplify.
1423 (__mf_usage): Mention threading status of host executable.
1424 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1425 decls to match above.
1426 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1427 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1428 some lock/unlock markers. Remove some unused code.
1429 * mf-hooks: Ditto.
1430 (pthread_create): New hook function.
1431 (__mf_pthread_cleanup, _spawner): New helper functions.
1432 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1434 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1436 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1438 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1440 * Makefile.am (HOOKOBJS): Add *time related hooks.
1441 * configure.in: Look for pthreads.h header.
1442 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1443 * mf-runtime.c: Begin sketching some pthreads support.
1444 (__mf_usage): Check for -lpthread presence.
1445 (__mf_unregister): Confirm matching unregistration base.
1446 (__mf_find_objects_rec): Reduce unnecessary recursion.
1447 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1448 #defines for new hook functions.
1449 * mf-impl.h: Corresponding changes.
1450 * config.h.in, configure, Makefile.in: Regenerated.
1452 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1454 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1455 modifiers to prevent being optimized away.
1456 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1457 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1458 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1459 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1460 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1461 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1462 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1464 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1466 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1467 * configure.in: Look for uintptr_t and -ldl on target.
1468 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1469 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1470 * testsuite/Makefile.in: Regenerated.
1471 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1472 for better C compliance.
1474 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1476 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1477 prevention code.
1478 * mf-runtime.c (__mf_set_default_options): Turn off
1479 check-initialization.
1480 (__mf_describe_object): Shorten description.
1481 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1483 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1485 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1487 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1489 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1490 calls specially.
1491 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1492 * mf-impl.h (CALL_BACKUP): New macros.
1493 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1495 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1497 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1498 (HOOKOBJS): Remove dlopen hook.
1499 (libmudflap_la_LIBADD): Add -ldl.
1500 * mf-hooks.c (dlopen): Remove hook.
1501 * mf-impl.h (__mf_dynamic): Ditto.
1502 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1503 * Makefile.in: Regenerated.
1505 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1507 * configure.in: Check for target gettimeofday, signal, some headers.
1508 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1509 out inop multi_threaded field.
1510 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1511 (__mf_set_options): Correct handling of "-help".
1512 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1513 (__mf_check, __mf_register, __mf_unregister): Call it.
1514 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1515 (__mf_report_leaks): Make callable
1516 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1517 distribution statistics.
1518 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1519 bit distributions.
1520 * config.h.in, configure: Regenerated.
1521 * testsuite/libmudflap.c/fail27-frag.c: New test.
1522 * testsuite/libmudflap.c/pass36-frag.c: New test.
1524 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1526 * mf-runtime.h.in: Tweak.
1527 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1528 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1529 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1531 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1533 * configure.in: Tweak generation of mf-runtime.h some more. It
1534 needs to work from both config.status and configure.
1535 * configure: Regenerated.
1537 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1539 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1540 * configure.in: Tweak generation of mf-runtime.h.
1541 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1542 * mf-hooks.c (*): Adapt to initialized-heap object type.
1543 * mf-impl.h: Tweak cemetary boundaries.
1544 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1545 type.
1546 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1547 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1548 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1549 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1550 checking.
1551 * testsuite/.../fail{25,26}-frag.c: New tests.
1552 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1553 * Makefile.in, configure: Regenerated.
1555 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1557 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1558 checking by default.
1559 (__mf_insert_new_object): As a temporary hack, assume that new
1560 objects registered on the stack start out initialized.
1561 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1562 heap objects by hand.
1564 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1566 Switch to macro-style hooks for str*/mem*/b* functions.
1567 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1568 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1569 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1570 (__mf_set_default_options): Turn off heur_proc_map.
1571 (*): Adapt to to macro-style hook functions.
1572 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1573 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1574 (__mf_violation): Handle __MF_VIOL_WATCH.
1575 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1576 (__mf_dynamic): Removed mem*/str*/b* functions.
1577 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1578 (WRAPPER2): New macro for macro-style hooks.
1579 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1580 macro-style hooks.
1581 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1582 * mf-heuristics.c: Adapt to macro-style hook functions.
1583 Correct some comments.
1584 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1585 output pattern tests.
1586 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1587 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1589 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1591 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1592 for global array registration.
1593 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1594 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1596 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1598 * Makefile.am: Add gross make bug workarounds. Tweaked
1599 SUBDIRS and AM_CFLAGS.
1600 * Makefile.in: Regenerated.
1602 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1604 Switch to dejagnu.
1605 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1606 * Makefile.am (TESTS): Remove simple automake testing.
1607 * configure, Makefile.in: Regenerated.
1608 (SUBDIRS): Include new testsuite/ directory.
1609 * tests/*: Removed all files; moved bulk under:
1610 * testsuite/*: New subdirectory tree.
1611 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1612 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1613 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1614 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1615 * testsuite/config/default.exp: New file.
1616 * testsuite/Makefile.am, Makefile.in: New files.
1618 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1620 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1621 (TESTS): Add fail22 and pass29 tests.
1622 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1623 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1624 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1625 values. Move __MF_VIOL* here.
1626 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1627 (check_initialization): New field in __mf_opts. Default off.
1628 (read_count,write_count): New fields in __mf_object.
1629 (__mf_check): Implement basic initialization checking.
1630 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1631 (__mf_describe_object): Print new fields.
1632 (__mf_violation): Identify check/read vs. check/write in messages.
1633 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1634 "-check-initialized" mudflap option.
1635 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1636 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1637 Drop __FILE__/__LINE__ hack. Update callers.
1638 (*): Adapt to new mf-runtime.h API.
1639 * Makefile.in: regenerated.
1641 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1643 * configure.in: Build mf-runtime.h a more proper way.
1644 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1645 * mf-runtime.c (verbose_violations): Turn on by default.
1646 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1647 * mf-impl.h: ... and move it here.
1648 * configure: Regenerated.
1650 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1652 * configure.in: Look for C++ compiler.
1653 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1654 fixed type warnings when built with C++.
1655 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1656 * Makefile.am (TESTS): Run them.
1657 (*) Add new rules for building and running C++ tests.
1658 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1659 * mf-runtime.h.in: Protect with extern "C".
1660 * Makefile, configure: Regenerated.
1662 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1664 Portability improvements.
1665 * configure.in: Look for glibc backtrace headers/functions.
1666 * mf-hooks.c: Don't include <execinfo.h> any more.
1667 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1668 via CALL_REAL.
1669 (__mf_backtrace): Provide alternate baby implementation in
1670 absence of glibc.
1671 * test/mf-driver.c: Portability tweaks.
1672 * acinclude.m4: New file, containing top level libtool.m4.
1673 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1675 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1677 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1679 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1681 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1682 options.
1683 (__mf_unregister): Implement stack/heap object wiping.
1684 (__mf_set_options): Renamed from __mf_process_opts.
1685 (__mf_uncache_object): Change arg type, correct callers.
1686 * mf-impl.h: Corresponding changes.
1687 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1688 * mf-runtime.h.in (__mf_set_options): Extend public API.
1689 * test/pass26-frag.c: New test for stack wiping.
1690 * Makefile.am (TESTS): Run it.
1691 * Makefile.in: Regenerated.
1693 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1695 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1696 * mf-runtime.c (__mf_object_t): Add watching_p field.
1697 (__mf_watch_or_not): New function to implement
1698 object watch flagging.
1699 (__mf_watch, __mf_unwatch): New wrappers for above.
1700 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1701 (__mf_count_violation): Enlarge array.
1702 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1703 unlink object. Clear cache properly.
1704 (__mf_unregister): Unlink object explicitly before uncaching.
1705 * test/fail21-frag.c, pass25-frag.c: New tests.
1706 * Makefile.in, aclocal.m4: Regenerated.
1708 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1710 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1711 * Makefile.am (TESTS): Add it.
1712 * test/pass-stratcliff.c: Add decls of stpcpy.
1713 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1714 build tree from config.h and new file mf-runtime.h.in.
1715 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1716 * Makefile.in, configure, config.h.in: Regenerated.
1717 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1718 * mf-runtime.c (options, __mf_set_default_options): Support new
1719 default "abbreviate" option.
1720 (__mf_object.description_epoch): New field.
1721 (__mf_describe_object): Conditionally abbreviate objects already
1722 displayed in current epoch. Accept NULL input to increment epoch.
1723 (__mf_fini, __mf_ini): Reset description epoch.
1724 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1725 that NULL pointer slot in lookup cache is invalidated. Register a
1726 NOACCESS region around NULL.
1727 * mf-impl.h: Corresponding changes.
1729 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1731 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1732 * Makefile.am: Run them. Install mf-runtime.h.
1733 * Makefile.in: Regenerated.
1734 * mf-hooks.c: Add some markers for more missing functions.
1735 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1736 statistic to tune tune cache size (mask).
1738 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1740 * test/pass23-frag.c: New test for bit_field_ref expressions.
1741 * Makefile.am, Makefile.in: Add new test.
1742 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1743 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1744 * mf-runtime.c (__mf_init): Register errno global.
1745 (__mf_find_object): Removed function.
1746 (__mf_check): Rewrite logic to support accesses across some
1747 contiguous but distinctly registered objects.
1748 (__mf_remove_old_object): Tolerate cache entries that span
1749 contiguous objects.
1751 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1753 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1754 * Makefile.am, Makefile.in: Run new tests.
1755 * mf-hooks.c (alloca): Correct stack direction logic.
1757 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1759 * mf-impl.h (adapt_cache): New option.
1760 * mf-runtime.c (__mf_set_default_options): Set its default value.
1761 Tweak the tree_aging parameter down.
1762 (__mf_check): Maintain separate counter for cache-adaptation.
1763 (__mf_tree_analyze): New function to collect object tree stats.
1764 (__mf_adapt_cache): New function to automate cache parameters.
1766 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1768 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1769 hypothetical #if-0'd argv/envp region registration.
1770 * mf-runtime.c (__mf_init): Add kludged form of above.
1771 (*) Add "heur_argv_environ" flag, default on, to govern this.
1772 * mf-impl.h: Corresponding changes.
1774 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1776 * test/fail18-frag.c: New test file for NOACCESS regions.
1777 * Makefile.am (TESTS): Add new test.
1778 * Makefile.in: Regenerated.
1780 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1781 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1782 (optimize_object_tree): Remove unused mudflap_option.
1783 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1784 support throughout. Use .._MAX_CEM for cemetary upper bound.
1785 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1786 regions.
1787 (__mf_object): Add new liveness field for use by tree aging.
1788 (__mf_check): Trigger tree aging when needed.
1789 (__mf_age_tree): New function to decay liveness field.
1790 (__mf_find_objects_rec): Use liveness field to rotate tree.
1791 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1792 (__mf_unregister): Ditto.
1793 (__mf_register): Tweak duplicate-static message.
1794 (__mf_violation: Tweak nearby-object counter printing.
1796 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1798 * test/pass20-frag.c: New test file.
1799 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1800 * Makefile.in: Regenerated.
1802 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1803 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1804 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1805 entries to avoid repeat registration.
1806 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1807 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1809 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1811 * Makefile.am: Create test sources with #include, not cat>>.
1812 * Makefile.in: Regenerated.
1813 * test/buildtest.sh: Removed.
1814 * test/driver.c (abort_handler, main): Be quiet.
1816 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1818 * test/pass18-frag.c, pass19-frag.c: New tests.
1819 * Makefile.am (check): Run them. Rebuild test programs each time.
1820 * Makefile.in: Regenerated.
1822 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1824 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1825 overlapping object search.
1826 (__mf_violation): Likewise for nearby objects.
1827 Improve nearby-object listing.
1829 cleanup:
1830 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1831 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1833 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1835 alloca support:
1836 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1837 (HOOKOBJS): Add alloca-hook.o.
1838 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1839 style.
1840 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1841 (__mf_backtrace): Reimplement without using alloca.
1842 * Makefile.in: Regenerated.
1844 cleanup:
1845 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1846 Correct signedness bugs in length-tracking variables.
1847 * mf-impl.h: Make options unsigned.
1848 (CALL_WRAP): New macro to parallel CALL_REAL().
1849 (DECLARE): Remove erroneous ";" at end.
1850 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1851 formatting specs with %08lx. Correct several compiler warnings.
1853 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1855 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1857 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1859 libmudflap hook breakup:
1860 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1861 for libgcc_s.
1862 (TESTS): Make dependent on libmudflap.
1863 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1864 compiled from segments of mf-hooks.c.
1865 * mf-hooks.c: Corresponding changes: wrap each function in
1866 #ifdef/#endif.
1867 * Makefile.in: Regenerated.
1869 Heuristics reorganization:
1870 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1871 Remove these functions. Update callers.
1872 (__mf_heuristic_check): Incorporate all the various heuristics.
1873 Encode cacheability/retry judgement into trinary return value.
1874 Separate start-end logic into a separate fallback heuristic. Only
1875 register relevant /proc/self/map segments.
1876 * mf-impl.h: Corresponding changes.
1877 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1878 (__mf_init): Don't call __mf_init_heuristics.
1880 Tracing cleanup:
1881 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1882 "-verbose-trace" to emit all tracing messages other than those of
1883 basic public api. Eliminate some duplicate/excessive messages.
1884 * mf-runtime.h: Corresponding changes.
1886 2002-08-27 Graydon Hoare <graydon@redhat.com>
1888 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1889 and __real when compiled with -DPIC.
1890 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1891 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1892 * Makefile.in: Regenerate.
1894 2002-08-26 Graydon Hoare <graydon@redhat.com>
1896 * mf-impl.h: New file, private implementation header.
1897 * mf-runtime.h: Reorganize a bit.
1898 (CLAMPSZ): Fix arithmetic.
1899 (__MF_CACHE_MISS_P): Fix arithmetic.
1900 * mf-runtime.c: Reorganize a bit.
1901 (__mf_dynamic): New structure.
1902 (resolve_single_dynamic): New function.
1903 (__mf_resolve_dynamics): New function.
1904 (__mf_init): Initialize dynamic wrappers.
1905 * mf-hooks.c: Macro-ize __real calls.
1906 Clamp various bits of arithmetic.
1907 Add explicit __mf_check call contexts.
1908 * Makefile.am: Add dependencies on mf-impl.h
1909 * Makefile.in: Regenerate.
1910 * configure.in: Comment out shared override.
1911 * configure: Regenerate.
1913 2002-08-22 Graydon Hoare <graydon@redhat.com>
1915 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1916 (__mf_check): Re-inialize and check heuristics before violation.
1917 (__mf_register): Permit updating pure-guess regions.
1918 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1919 (__wrap_dlopen): New wrapper function.
1920 (__wrap_mmap): New wrapper function.
1921 (__wrap_munmap): New wrapper function.
1922 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1923 which are not stack addresses.
1924 (is_stack_address): New function.
1925 (__mf_init_heuristics): Save and restore state, always initialize with
1926 "starting" state.
1928 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1930 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1931 error. Pass location string.
1932 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1933 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1934 (__mf_process_opts): Apply some sanity checking for lc-mask.
1935 (__mf_check, __mf_violation): Take new location-string argument.
1936 Update callers to pass NULL if necessary.
1937 (__mf_backtrace): New smart backtracer function. Calls replace
1938 several ad-hoc blocks elsewhere.
1939 (__mf_describe_object): Remove bad reentrancy test. Improve
1940 tracing message.
1941 * mf-runtime.h: Corresponding changes. Public/private markup.
1942 (__MF_CACHE_MISS_P): New macro.
1944 2002-08-20 Graydon Hoare <graydon@redhat.com>
1946 * mf-runtime.h: New option: stack_bound (heuristic).
1947 Move some macros out of implementation files.
1948 * mf-runtime.c: New option string: -stack-bound.
1949 Unify recursion protection with hooks.
1950 Add more logging.
1951 (__mf_check): Call __mf_heuristic_check.
1952 (__mf_process_opts): Fix "no-" processing.
1953 * mf-heuristics.c (__mf_heuristic_check): New function.
1954 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1956 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1958 Option parsing improvements, region splitting bug fixes:
1959 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1960 * mf-runtime.h (heur_proc_map): New libmudflap option.
1961 * mf-runtime.c (__mf_set_default_options): Set it.
1962 (__mf_usage): Print default values/status.
1963 (__mf_process_opts): Support general "no-" option string prefix.
1964 (__mf_init): Print __mf_usage on unknown-option error.
1965 (__mf_register): Print trace message up front.
1966 Correct region splitting logic for case where a subregion disappears.
1967 Correct memory leak.
1968 (__mf_violation): Make even basic message conditional on option.
1970 Build cleanup:
1971 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1972 (clean-local): New target.
1973 (test/*x rules): Add -g CFLAGS.
1974 (CFLAGS): Add -freorder-blocks.
1975 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1976 * Makefile.in: Regenerated.
1977 * Makefile, mf-config.h: Removed files.
1979 2002-08-16 Graydon Hoare <graydon@redhat.com>
1981 * mf-runtime.c (__mf_insert_new_object): Factor out of
1982 __mf_register.
1983 (__mf_remove_old_object): Factor out of __mf_unregister.
1984 (__mf_register): Handle guessed regions, splitting
1985 guesses when new registrations arrive.
1986 (__mf_unregister): Do not unregister guesses.
1987 * mf-runtime.h: Move convenience macros around,
1988 declare new option fields. Add __MF_TYPE_GUESS.
1989 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1990 (__wrap_free): Call __real_free for deferred frees.
1991 * Makefile.am: Add more tests, fix dependency.
1992 * Makefile.in: Regenerate.
1993 * test/pass[13..17]-frag.c: New testcases.
1994 * test/fail[13..17]-frag.c: New testcases.
1996 2002-08-15 Graydon Hoare <graydon@redhat.com>
1998 * mf-heuristics.c: New file.
1999 * mf-runtime.c (options): Add -trace-calls option.
2000 (__mf_init): Call __mf_init_heuristics.
2002 2002-08-14 Graydon Hoare <graydon@redhat.com>
2004 * Makefile.am (TESTS): Add testsuite support.
2005 * Makefile.in: Regenerate.
2006 * test/mf-driver.c: New file.
2007 * test/buildtest.sh: New file.
2008 * test/passNN-frag.c: New testcases.
2009 * test/failNN-frag.c: New testcases.
2011 2002-08-14 Graydon Hoare <graydon@redhat.com>
2013 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
2014 verifying non-size-limited string extents.
2016 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
2018 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
2019 instead of plain str[n]len for internal checks.
2020 * mf-runtime.c (__mf_violation): Print optional stack traceback.
2022 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
2024 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
2026 2002-08-13 Graydon Hoare <graydon@redhat.com>
2028 * mf-runtime.c: Rework configuration to operate on
2029 environment variable options rather than #defines
2030 (__mf_violation): Add simple fork-a-gdb violaiton mode.
2031 (__mf_init): Set static __mf_active_p flag on startup,
2032 to inhibit mudflap wrap-based checking during crt0.s.
2033 * mf-runtime.h: Declare options structure.
2034 * mf-hooks.c: New wrappings for mem*, b*, str*
2035 libc functions (temporarily #if 0-ed out).
2037 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
2039 * Makefile.am, configure.in: New files.
2040 * Makefile.in, Makefile, configure, config.h.in: New generated files.
2041 * stamp-h.in, aclocal.m4: Ditto.
2043 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
2045 * Makefile: New file.
2046 * mf-config.h: New file: runtime configuration.
2047 * mf-hooks.c: New file: interposed libc functions.
2048 * mf-runtime.c: New file: bulk of runtime.
2049 * mf-runtime.h: New file: public functions.