| blob | a09d9cda28fe606a08adaf54e25bc103f1f6d018 |
1 2010-04-14 Release Manager
3 * GCC 4.5.0 released.
5 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7 * Makefile.in: Regenerate.
8 * aclocal.m4: Regenerate.
9 * testsuite/Makefile.in: Regenerate.
11 2010-03-15 David S. Miller <davem@davemloft.net>
13 * testsuite/libmudflap.c/pass54-frag.c: Add explicit return from
14 main.
16 2010-01-09 Jakub Jelinek <jakub@redhat.com>
18 * mf-runtime.c (__mf_usage): Update copyright notice dates.
20 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22 * Makefile.in: Regenerate.
23 * configure: Regenerate.
24 * testsuite/Makefile.in: Regenerate.
26 2009-09-22 Frank Ch. Eigler <fche@redhat.com>
28 PR libmudflap/41433
29 * mf-runtime.c (__mf_init): Ignore $MUDFLAP_OPTIONS if
30 running setuid or setgid.
32 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
34 * mf-runtime.c (__mf_init): Support FreeBSD.
35 Prime mutex which calls calloc upon first lock to avoid deadlock.
36 * mf-hooks1.c (__mf_0fn_mmap): Support FreeBSD.
37 Ignore red zone allocation request for initial thread's stack.
39 2009-09-01 Loren J. Rittle <ljrittle@acm.org>
40 Andreas Schwab <schwab@linux-m68k.org>
42 * testsuite/libmudflap.c/pass51-frag.c (MAP_FAILED): Define,
43 if not in system header; use it. On FreeBSD, must pass fd==-1
44 with MAP_ANON flag. Correct mmap error check.
45 * testsuite/libmudflap.c/fail40-frag.c: Ditto.
47 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
49 * configure.ac (AC_PREREQ): Bump to 2.64.
51 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
53 * Makefile.am (install-html, install-pdf): Remove.
54 * Makefile.in: Regenerate.
56 * Makefile.in: Regenerate.
57 * aclocal.m4: Regenerate.
58 * config.h.in: Regenerate.
59 * configure: Regenerate.
60 * testsuite/Makefile.in: Regenerate.
62 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
64 * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
66 2009-07-16 Joseph Myers <joseph@codesourcery.com>
68 * configure: Regenerate.
70 2009-07-11 Richard Sandiford <rdsandiford@googlemail.com>
72 PR testsuite/40699
73 PR testsuite/40707
74 PR testsuite/40709
75 * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
77 2009-07-01 Richard Guenther <rguenther@suse.de>
79 PR tree-optimization/19831
80 * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
81 escape.
82 * testsuite/libmudflap.c/fail12-frag.c: Likewise.
83 * testsuite/libmudflap.c/fail16-frag.c: Likewise.
84 * testsuite/libmudflap.c/fail31-frag.c: Likewise.
86 2009-06-30 Richard Sandiford <r.sandiford@uk.ibm.com>
88 * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
89 to ld_library_path. Use add_path. Add just find_libgcc_s to
90 ld_library_path, not every libgcc multilib directory.
92 2009-04-09 Nick Clifton <nickc@redhat.com>
94 * mf-hooks1.c: Change copyright header to refer to version 3
95 of the GNU General Public License with version 3.1 of the GCC
96 Runtime Library Exception and to point readers at the COPYING3
97 and COPYING3.RUNTIME files and the FSF's license web page.
98 * mf-heuristics.c: Likewise.
99 * mf-hooks2.c: Likewise.
100 * mf-hooks3.c: Likewise.
101 * mf-impl.h: Likewise.
102 * mf-runtime.c: Likewise.
103 * mf-runtime.h: Likewise.
105 2009-04-09 Jakub Jelinek <jakub@redhat.com>
107 * testsuite/lib/mfdg.exp: Change copyright header to refer to
108 version 3 of the GNU General Public License and to point readers
109 at the COPYING3 file and the FSF's license web page.
110 * testsuite/lib/libmudflap.exp: Likewise.
112 2009-03-31 Ben Elliston <bje@au.ibm.com>
114 PR libmudflap/38462
115 * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
116 object', not `mudflap object'.
118 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
120 * configure: Regenerate.
122 2009-02-03 Jakub Jelinek <jakub@redhat.com>
124 * mf-runtime.c (__mf_usage): Update copyright notice dates.
126 2009-01-23 Jie Zhang <jie.zhang@analog.com>
128 * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
129 __thread when TLS support is emulated.
130 * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
131 * mf-runtime.c (__mf_state_1): Likewise.
132 * configure.ac: Use GCC_CHECK_EMUTLS.
133 * configure: Regenerate.
134 * config.h.in: Regenerate.
136 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
138 * configure: Regenerate.
140 2008-11-26 Janis Johnson <janis187@us.ibm.com>
142 PR testsuite/28870
143 * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
144 (dg-timeout): Remove.
145 (standard-wait): Remove.
146 * testsuite/lib/libmudflap.exp: Include new timeout library files.
147 (libmudflap_target_compile): Set timeout value from new proc.
149 2008-11-10 Jakub Jelinek <jakub@redhat.com>
151 PR middle-end/35314
152 * testsuite/libmudflap.c/pass67-frag.c: New test.
154 2008-10-09 Jakub Jelinek <jakub@redhat.com>
156 PR c++/37568
157 * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
159 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
160 Steve Ellcey <sje@cup.hp.com>
162 * configure: Regenerate for new libtool.
163 * Makefile.in: Ditto.
164 * testsuite/Makefile.in: Ditto.
166 2008-09-15 Jakub Jelinek <jakub@redhat.com>
168 PR libmudflap/36397
169 * testsuite/libmudflap.c/pass64-frag.c: New test.
171 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
173 * Makefile.in: Regenerate.
174 * config.h.in: Regenerate.
175 * configure: Regenerate.
176 * testsuite/Makefile.in: Regenerate.
178 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
180 PR bootstrap/35457
181 * aclocal.m4: Regenerate.
182 * configure: Regenerate.
184 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
186 * testsuite/libmudflap.c/pass63-frag.c: New test.
188 2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
190 * aclocal.m4: Regenerate.
191 * configure: Likewise.
192 * Makefile.in: Likewise.
193 * testsuite/Makefile.in: Likewise.
195 2008-03-02 Jakub Jelinek <jakub@redhat.com>
197 * mf-runtime.c (__mf_usage): Update copyright notice dates.
199 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
201 * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
202 mudflap dead object.
203 * testsuite/libmudflap.c/fail9-frag.c: Ditto.
205 2008-01-24 David Edelsohn <edelsohn@gnu.org>
207 * configure: Regenerate.
209 2008-01-05 Jakub Jelinek <jakub@redhat.com>
211 PR tree-optimization/34618
212 * testsuite/libmudflap.c/pass62-frag.c: New test.
214 2008-01-03 Jakub Jelinek <jakub@redhat.com>
216 PR c++/34619
217 * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
219 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
221 PR libmudflap/26442
222 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
224 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
226 * configure: Regenerate following changes to ../config/tls.m4.
228 2007-07-26 Tom Tromey <tromey@redhat.com>
230 * Makefile.in: Rebuilt.
231 * Makefile.am (clean-local): Removed.
232 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
233 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
234 (libmudflapth_la_SOURCES): List sources.
235 (libmudflapth_la_LIBADD): Clear.
236 (libmudflapth_la_CFLAGS): New variable.
238 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
240 * aclocal.m4: Regenerated.
242 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
244 * configure: Regenerate.
246 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
248 From Andi Kleen <ak@suse.de>:
249 * mf-runtime.c (options): Rename structure for compatibility with
250 glibc getopt_long.
252 2007-05-23 Steve Ellcey <sje@cup.hp.com>
254 * Makefile.in: Regenerate.
255 * configure: Regenerate.
256 * aclocal.m4: Regenerate.
257 * testsuite/Makefile.in: Regenerate.
259 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
261 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
263 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
265 * Makefile.am: Add dummy install-pdf target.
266 * Makefile.in: Regenerate
268 2007-02-07 Jakub Jelinek <jakub@redhat.com>
270 PR libgomp/28468
271 * configure: Regenerate.
273 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
275 * configure: Regenerate.
277 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
279 * configure: Regenerated.
281 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
283 PR libmudflap/28578
284 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
285 static but not function scope static.
286 (free): Skip deallocation attempts for objects placed into
287 bootstrap buffers.
288 * testsuite/libmudflap.cth/pass59-frag.c: New test.
290 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
292 From Herman ten Brugge <hermantenbrugge@home.nl>:
293 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
294 small and large objects are handled a lot faster.
296 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
298 * configure.ac (__libc_freeres): Look for it.
299 * mf-impl.h (call_libc_freeres): New configuration flag.
300 * mf-runtime.c (__mf_set_default_options): Set it by default.
301 (__mfu_report): Call it if needed.
302 (__mfu_unregister): Remove "unaccessed registered object" warning.
303 * configure, config.h.in: Regenerated.
305 2006-09-18 Tom Tromey <tromey@redhat.com>
307 * configure: Rebuilt.
309 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
311 PR 21274
312 mf-runtime.h installation based on ssp patch for PR 26473 from
313 Mark Mitchell <mark@codesourcery.com>.
314 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
315 * Makefile.am (target_noncanonical): Define.
316 (libsubincludedir): New variable.
317 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
318 (include_HEADERS): Remove.
319 * configure, aclocal.m4, config.h.in: Regenerated.
320 * Makefile.in, testsuite/Makefile.in: Likewise.
321 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
322 and _THREAD_SAFE redefinition values.
324 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
326 * Makefile.am: Add install-html target. Add install-html to .PHONY
327 * Makefile.in: Regenerate.
329 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
331 PR mudflap/26789
332 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
334 PR mudflap/26790
335 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
337 2006-04-10 Matthias Klose <doko@debian.org>
339 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
340 directory names containing underscores.
342 2005-11-22 Janis Johnson <janis187@us.ibm.com>
344 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
345 MUDFLAP_FLAGS if static library not supported.
346 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
347 * testsuite/libmudflap.c/externs.exp: Ditto.
348 * testsuite/libmudflap.c++/ctors.exp: Ditto.
349 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
350 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
352 2005-10-04 James E Wilson <wilson@specifix.com>
354 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
355 $name as array of characters with unknown bound. Also store into the
356 array.
357 * configure: Regenerate.
359 2005-09-30 James E. Wilson <wilson@specifix.com>
361 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
362 AC_CHECK_HEADER.
363 (target_thread_file): New. Set from sed'ed gcc output.
364 (posix_threads): New. Set from target_thread_file. Use instead of
365 ac_have_pthread_h.
366 (pthread_create_version): Move initialization before code using it.
367 * configure: Regenerate.
369 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
370 bounds.
372 2005-09-29 James E. Wilson <wilson@specifix.com>
374 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
375 with HAVE_MMAP ifdef.
377 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
379 PR 23084.
380 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
382 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
384 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
386 2005-09-23 Tom Tromey <tromey@redhat.com>
388 * aclocal.m4, configure: Rebuilt.
389 * configure.ac: Use GCC_CHECK_TLS.
390 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
391 to ../config.
393 2005-08-22 Jim Wilson <wilson@specifix.com>
395 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
396 __FreeBSD__ is defined.
398 2005-08-17 Jim Wilson <wilson@specifix.com>
400 * mf-hooks1.c (malloc, calloc, realloc, free,
401 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
402 the real routines, and END_MALLOC_PROTECT afterwards.
403 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
404 (BEGIN_PROTECT): Handle in_malloc state.
405 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
406 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
408 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
410 * All files: Update FSF address.
412 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
414 * mf-hooks3.c (main_seen_p): Remove.
415 (__mf_get_state): Remove attempt to recognize the main thread.
417 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
419 * configure.ac: Test for the name of the symbol used for the entry
420 point; define ENTRY_POINT to the result.
421 * configure: Regenerate.
422 * config.h.in: Regenerate.
423 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
425 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
427 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
428 (__mf_init): Set thread state active.
429 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
430 state active.
431 (pthread_create wrapper): Always use thread spawner.
433 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
434 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
436 2005-07-16 Richard Henderson <rth@redhat.com>
438 * acinclude.m4: New file.
439 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
440 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
441 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
442 (__mf_0fn_calloc): ... here.
443 * mf-hooks3.c (struct pthread_info): Remove.
444 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
445 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
446 (struct mf_thread_data): New.
447 (mf_thread_data, mf_thread_data_lock): New.
448 (__mf_allocate_blank_threadinfo): Remove.
449 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
450 not available.
451 (__mf_state_perthread): Remove.
452 (__mf_get_state, __mf_set_state): New.
453 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
454 Update mf_thread_data killing procedure.
455 (__mf_pthread_spawner): Similarly.
456 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
457 code to allocate thread stack space.
458 (__mf_0fn_pthread_join, pthread_join): Remove.
459 (__mf_0fn_pthread_exit, pthread_exit): Remove.
460 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
461 (__mf_state_1): Rename from __mf_state; use TLS when available.
462 (__mf_get_state, __mf_set_state): New. Update all users.
463 * mf-runtime.c (begin_recursion_protect1): New.
464 (BEGIN_RECURSION_PROTECT): Use it.
465 (__mf_state_1): Rename from __mf_state; use TLS when available.
466 (threads_active_p): Remove.
467 (__mf_usage): Compute it directly.
469 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
471 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
473 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
475 Fix for uncaching bug reported by Herman ten Brugge.
476 * mf-runtime.c (__mf_uncache_object): Search whole cache.
477 * testsuite/libmudflap.c/fail40-frag.c: New test.
479 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
481 PR libmudflap/21724
482 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
483 * Makefile.in: Amend.
485 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
487 PR mudflap/21023
488 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
489 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
491 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
493 PR libmudflap/21094
494 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
496 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
498 PR mudflap/22064
499 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
500 unsigned vars with #defines instead of enums.
502 2005-05-09 Mike Stump <mrs@apple.com>
504 * configure: Regenerate.
506 2005-04-12 Mike Stump <mrs@apple.com>
508 * configure: Regenerate.
510 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
512 PR mudflap/19266
513 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
514 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
516 2005-04-04 Alan Modra <amodra@bigpond.net.au>
518 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
520 2005-03-31 Mike Stump <mrs@apple.com>
522 * mf-runtime.h: Add libmudflap copyright clause.
524 2005-03-21 Mike Stump <mrs@apple.com>
526 * mf-heuristics.c: Fix whitespace at end of line.
527 * mf-hooks1.c: Likewise.
528 * mf-hooks2.c: Likewise.
529 * mf-hooks3.c: Likewise.
530 * mf-impl.h: Likewise.
531 * mf-runtime.c: Likewise.
532 * mf-runtime.h: Likewise.
534 2005-03-21 Zack Weinberg <zack@codesourcery.com>
536 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
537 In all substitutions, expand gcc_version in Makefile.
538 * aclocal.m4, configure: Regenerate.
539 * Makefile.am: Set gcc_version.
540 * Makefile.in, testsuite/Makefile.in: Regenerate.
542 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
544 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
545 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
547 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
549 PR mudflap/19319
550 * testsuite/libmudflap.c++/pass55-frag.c: New test.
552 2005-01-05 Richard Henderson <rth@redhat.com>
554 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
556 2005-01-02 Greg McGary <greg@mcgary.org>
558 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
559 * mf-runtime.h: New file, replaces mf-runtime.h.in.
560 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
561 * Makefile.in: Ditto.
562 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
563 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
564 * testsuite/libmudflap.c/fail36-frag.c: New test.
565 * testsuite/libmudflap.c/fail37-frag.c: New test.
566 * testsuite/libmudflap.c/fail38-frag.c: New test.
568 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
570 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
571 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
573 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
575 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
576 * aclocal.m4: Include ../config/gcc-version.m4.
577 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
579 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
581 * Makefile.am: Define ACLOCAL_AMFLAGS.
582 * acinclude.m4: Remove.
583 * stamp-h.in: Remove superfluous stamp file.
584 * aclocal.m4, configure, Makefile.in: Regenerate.
585 * testsuite/Makefile.in: Likewise.
587 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
589 * Makefile.am: Revert previous.
590 * acinclude.m4: Restore.
591 * aclocal.m4, configure, Makefile.in: Regenerate.
592 * testsuite/Makefile.in: Likewise.
594 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
596 * Makefile.am: Define ACLOCAL_AMFLAGS.
597 * acinclude.m4: Remove.
598 * aclocal.m4, configure, Makefile.in: Regenerate.
599 * testsuite/Makefile.in: Likewise.
601 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
603 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
605 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
607 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
608 * testsuite/Makefile.in: Likewise.
610 2004-11-01 Andreas Schwab <schwab@suse.de>
612 * configure.ac: (target_alias): Default to $host_alias, not
613 $target.
614 * configure: Regenerated.
616 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
618 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
619 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
620 message.
622 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
624 PR other/18138
625 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
627 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
629 * configure.ac: Check for more headers, functions.
630 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
631 tracking overridden FILE buffers.
632 (fopen, setvbuf): New/revised hook functions for buffer overriding.
633 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
634 (fflush): Accept given NULL stream (means "all streams").
635 * mf-runtime.h.in:
636 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
637 HEAP/GUESS objects.
638 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
639 (__mf_adapt_cache): Use them all.
640 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
641 * testsuite/libmudflap.c++/ctors.exp: Ditto.
642 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
643 * configure, config.h.in: Regenerated.
645 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
647 * configure.ac: Checking for sys/socket.h once is enough.
648 * configure: Regenerated.
650 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
652 * configure.ac: Look for more headers & functions.
653 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
654 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
655 * mf-runtime.c (options): Clean up integer signedness warnings.
656 (main): Add a declaration to fix a warning.
657 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
658 * configure, config.h.in: Regenerated.
660 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
662 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
663 New tests for proper base/limit checking for aggregates.
665 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
667 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
669 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
671 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
672 * mf-hooks2.c (strerror): Unregister previous string returned by
673 previous strerror.
674 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
675 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
676 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
677 * mf-runtime.c (__mf_describe_object): Clarify object life status.
678 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
679 New tests.
680 * configure, config.h.in: Regenerated.
682 2004-08-03 Dale Johannesen <dalej@apple.com>
684 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
686 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
688 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
689 simplified contents in all former callers.
691 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
693 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
694 the statically linked case.
696 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
698 * splay-tree.[ch]: Remove. Merge contents into ...
699 * mf-runtime.c: ... here, renaming symbols and making all functions
700 static. Remove unused min/max functions.
701 * Makefile.am: Forget about splay-tree.[ch].
702 * Makefile.in, testsuite/Makefile.in: Regenerated.
704 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
706 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
707 (__mfu_usage): Include (C) 2004.
708 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
709 here. Include a comment explaining why.
711 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
713 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
714 * mf-runtime.c (options): Give them a name.
715 (__mf_set_default_options): Set them.
716 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
717 (__mf_violation): Warning cleanup.
718 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
719 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
721 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
723 g++/15861
724 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
725 repeated invocation.
727 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
729 Test case for g++/15861
730 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
731 * testsuite/libmudflap.c++/ctors.exp: Driver.
732 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
733 Look only for *frag* test cases.
735 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
737 ANSI C conversion, libmudflap specialization, recursion limiting.
738 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
739 argument and indirection function pointers, update callers.
740 (splay_tree_s): Add statistics and recursion control fields
741 num_keys, max_depth, depth, rebalance_p.
742 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
743 Back out of search if it exceeds limit.
744 (splay_tree_splay): Manage recursion limiting with rebalancing as
745 needed.
746 (splay_tree_new): More initialization.
747 (splay_tree_rebalance): New function.
748 (splay_tree_foreach): Rewrite using nonrecursive logic.
749 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
750 Remove. Point indirect calls to mf-runtime.c's routines.
751 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
752 functions.
753 (splay_tree_delete, splay_tree_delete_helper): Ditto.
754 * testsuite/heap-scalestress.c: New test based on one from
755 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
757 2004-07-05 Matthias Klose <doko@debian.org>
759 * libtool-version: New.
760 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
761 Use -version-info for soname.
762 * Makefile.in: Regenerate.
763 * configure.ac: Remove libtool_VERSION macro
764 * configure: Regenerate
766 2004-07-05 Zack Weinberg <zack@codesourcery.com>
768 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
769 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
770 #ifndef _MUDFLAP.
772 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
774 Splay tree implementation fork.
775 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
776 Use hard-coded comparison function for uintptr_t. Remove key/value
777 deallocation logic. Cache last splayed key for consecutive lookups.
778 * Makefile.am, Makefile.in: Use them, don't link to them.
779 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
780 (__mf_find_objects2): Flip successor/predecessor search sequence.
781 * ansidecl.h, libiberty.h: Removed dummy files.
783 2004-06-29 Nick Clifton <nickc@redhat.com>
785 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
786 * configure: Regenerate.
787 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
788 HAVE_DIRENT_H.
789 Remove spurious inclusion of <strings.h>.
791 2004-06-29 Nick Clifton <nickc@redhat.com>
793 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
794 function actually exists.
796 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
798 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
799 * config.h.in: Regenerated.
801 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
803 Adopt splay trees for object database.
804 * Makefile.am: Copy splay-tree.* from libiberty.
805 * Makefile.in, testsuite/Makefile.in: Regenerated.
806 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
807 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
808 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
809 * mf-runtime.c: Rewrite code dealing with object database to use
810 libiberty splay trees. Remove tree liveness aging option.
811 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
813 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
815 * configure.ac: New name of configure.in. Update
816 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
817 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
818 Autoconf 2.5x and Automake 1.7 or later.
819 * configure.in: Remove.
820 * configure: Regenerate.
822 * Makefile.am: Remove useless multilib rules.
823 * Makefile.in: Regenerate.
825 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
827 * .cvsignore: New file.
829 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
831 PR libmudflap/13505
832 * mf-hooks2.c (semctl): Add cygwin porting hack.
834 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
836 ctype support.
837 * configure.in: Look for ctype header and glibc implementation.
838 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
839 array hooks for glibc 2.3.
840 * mf-runtime.h.in: Wrap them.
841 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
842 implementations.
843 * testsuite/libmudflap.c/pass47-frag.c: New test.
844 * configure, config.h.in: Regenerated.
846 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
848 Portability improvements, e.g., libmudflap/15293.
849 * configure.in: Look for glibc extension functions. Look for
850 support of -f{function,data}-sections. Look for more headers.
851 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
852 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
853 mf-hooks* into usual single object per source.
854 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
855 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
856 if system doesn't provide one.
857 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
858 (pthread_create): Use it to properly GC dead thread stacks.
859 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
860 * testsuite/Makefile.am: Stop generating site.exp.
861 * testsuite/mfconfig.exp.in: New file.
862 * testsuite/config/default.exp: Load new mfconfig.exp.
863 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
864 (prune_gcc_output): Add glibc static linking warnings.
865 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
866 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
867 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
868 Regenerated with autoconf 2.57 and automake 1.7.
870 2004-06-04 Per Bothner <per@bothner.com>
872 * configure.in (LIBMUDFLAPTH): Fix thinko.
874 * configure.in: Check for more headers.
875 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
877 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
878 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
880 2004-06-01 Andreas Jaeger <aj@suse.de>
882 * configure.in: Handle multilibs, support
883 --enable-version-specific-runtime-libs.
884 * Makefile.am (lib_LTLIBRARIES): Rename to ...
885 (toolexeclib_LTLIBRARIES): this for multilib support.
886 * Makefile.in: Regenerated.
887 * configure: Regenerated.
888 * aclocal.m4: Regenerated.
889 * config.h.in: Regenerated.
890 * testsuite/Makefile.in: Regenerated.
892 2004-06-01 Andreas Jaeger <aj@suse.de>
894 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
895 multilibs, using multilib directory instead of hardcoded path.
896 Set LD_RUN_PATH.
898 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
900 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
901 * Makefile.in: Ditto.
903 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
905 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
906 * aclocal.m4, configure: Rebuilt.
908 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
910 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
911 import some build settings from libstdc++-v3 testsuite_flags.
912 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
913 changes to pass test language.
915 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
916 quicker mode-nop handling.
918 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
920 * mf-impl.h: Added libgcc license header.
922 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
924 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
925 Added libgcc license header.
926 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
927 (pthread_create): Simplify stack allocation syntax.
929 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
931 * mf-hooks2.c: Support FreeBSD.
932 (WRAP_gets): Avoid gets().
933 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
934 test unimplemented mem/str calls on FreeBSD.
935 * testsuite/libmudflap.c/pass21-frag.c: Do not include
936 <alloca.h> on FreeBSD.
938 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
940 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
941 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
942 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
943 flags for static linking permutation.
944 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
945 some pthreads code that croaks on linux glibc tls.
947 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
949 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
951 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
953 * testsuite/libmudflap.c/pass44-frag.c: New test.
955 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
957 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
959 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
961 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
963 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
965 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
967 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
969 PR libmudflap/12670
970 * configure.in: Add check for see if
971 socklen_t typedef is in sys/socket.h.
972 * mf-hooks1.c: Add define if socklen_t
973 is not typedef.
974 * mf-hooks2.c: Likewise.
975 * mf-hooks3.c: Likewise.
976 * config.h.in: Regen.
977 * configure: Regen.
979 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
981 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
982 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
983 optimizations.
984 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
985 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
986 (unoptimized) allocation of stack space.
988 2003-12-07 Richard Henderson <rth@redhat.com>
990 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
991 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
993 2003-12-06 Andrew Pinski <apinski@apple.com>
995 partial PR libmudflap/12670
996 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
997 * mf-hooks2.c: Likewise.
998 * mf-hooks3.c: Likewise.
1000 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
1002 libstdc++/11696
1003 * mf-runtime.h.in: Switch to #pragma redefine_extname for
1004 symbols interposed at compile time.
1005 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
1007 libmudflap/12939
1008 * mf-hooks2.c (semctl): Tolerate FreeBSD.
1010 * configure.in: Reorganize check for <pthread.h>.
1011 * configure: Regenerated.
1013 2003-11-04 David Edelsohn <edelsohn@gnu.org>
1015 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
1016 (_LARGE_FILE_API): Define for AIX.
1017 * mf-hooks[123]: Same.
1018 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1020 2003-10-21 David Edelsohn <edelsohn@gnu.org>
1022 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
1024 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1026 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1028 * configure.in: Update check for union semun.
1030 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1032 PR other/11673
1033 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
1035 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
1037 PR other/11673
1038 * configure.in: Add checks for 64-bit LFS functions, struct semun
1039 definition, for BSD compatibility.
1040 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
1041 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
1042 * mf-hooks3.c: Ditto.
1043 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
1044 mmap flag.
1045 * configure, config.h.in: Regenerated.
1047 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
1049 Multithreading fixes:
1050 * mf-runtime.c (__mf_object): Store allocating/deallocating
1051 thread id.
1052 (options): Support new "-thread-stack" option.
1053 Rename "-heur-argv-environ" option to "-heur-stdlib".
1054 Disable "-lc-mask" and "-lc-shift" options.
1055 (__mf_dynamic): Add function pointers for pthread_join/_exit.
1056 (__assert_fail): New self-contained function for glibc.
1057 * mf-hooks3.c: Essentially rewritten, particularly related to
1058 use of __mf_pthread_info array.
1059 (pthread_join, _exit): New hook functions.
1060 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1061 * testsuite/libmudflap.cth/pass40-frag.c: New test.
1063 Warning cleanups:
1064 * mf-heuristics.c: Add type casts for tracing, sub calls.
1065 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1066 Update all callers to declare explicit result holder.
1067 (END_PROTECT): Removed.
1068 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1070 2003-07-15 Diego Novillo <dnovillo@redhat.com>
1072 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1073 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1074 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1076 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
1078 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1079 * mf-hooks: Removed.
1080 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1081 Move these macros from old mf-hooks.c here.
1082 * Makefile.am: Adapt to split-up hook sources for faster builds.
1083 * Makefile.in: Regenerated.
1085 * mf-heuristics.c: Remove #if-0 block.
1087 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1088 (__mf_starting_p): New state only for use while dlsym bootstrapping.
1089 (CALL_REAL, __mf_init): Corresponding changes.
1090 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
1091 all callers to remove redundant "mf:" prefix.
1092 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1093 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1094 (__mf_pthread_info): Become a hash table.
1096 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1097 "dg-repetitions" directives to control test case execution.
1098 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1099 options.
1100 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1102 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
1104 * mf-hooks.c (alloca): Separate into stub.
1105 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
1106 malloc/free for alloca blocks.
1107 (pthread_create): Tolerate failing pthread_attr_get* calls.
1108 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1109 * mf-impl.h (CALL_WRAP): Remove macro.
1110 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1111 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1112 padding for ia64 BIT_FIELD_REF constructs.
1114 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
1116 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1117 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1118 libmudflap object type.
1119 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1120 crashes on unregistering STATIC objects.
1122 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
1124 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1125 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1126 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1127 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1128 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1129 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1130 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1131 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1132 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1133 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1134 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1135 (accept, bind, connect, gethostname, sethostname): New hooks.
1136 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1137 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1138 (semop, semctl, shmctl, shmat, shmdt): New hooks.
1139 * mf-runtime.h.in: Corresponding changes.
1140 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
1141 (opts) Rename heur_argv_environ to heur_std_data.
1142 (__mf_wrap_main): Use STATIC type for argv/environ strings.
1143 * Makefile.am: Corresponding changes.
1144 * Makefile.in: Regenerated.
1146 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
1148 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1149 heuristic for threaded case, and for non-x86-linux targets.
1150 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1151 for use during pre-main() program startup.
1152 (__mf_0fn_*): Make these functions non-static.
1153 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1154 functions.
1155 * mf-runtime.c (__mf_state): Set initial state to "starting".
1156 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1157 (__wrap_main): New function to register argv[] and environ[] strings.
1158 (__mf_ini): Call it.
1159 (*): In all trace functions, use "%p" as formatter for uintptr_t.
1161 * testsuite/libmudflap.c/pass38-frag.c: New test case.
1162 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1164 * acinclude.m4: Add comments with aoliva's concerns about x86_64
1165 pass_all.
1166 * aclocal.m4, configure: Regenerated.
1168 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
1170 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1171 * aclocal.m4, configure: Regenerated.
1173 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
1175 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1176 for x86_64 target. Disable caching for this value.
1177 * aclocal.m4, configure: Regenerated.
1179 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
1181 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
1182 is about to become deprecated, and its present handling bugs are
1183 unworthy of fixing.
1185 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
1187 * testsuite/libmudflap.c/pass38-frag.c: New test for
1188 -fwritable-strings.
1190 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1192 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1193 __mf_report, asserting reentrant calling context.
1195 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
1197 * mf-hooks.c (realloc): Correct reentrancy logic.
1198 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1200 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
1202 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1203 PTHREAD_THREADS_MAX. Update users.
1204 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1205 for active options.
1206 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1207 with libmudflapth presence indicator.
1208 * testsuite/Makefile.in: Regenerated.
1210 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
1212 * Makefile.am (AM_CFLAGS): Remove "-ansi".
1213 * configure.in: Remove silly no-pthreads => no-shared logic.
1214 * Makefile.in, configure: Regenerated.
1215 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1216 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1217 code. Count reentrancy events.
1218 (all hook functions): Don't directly manipulate __mf_state variable.
1219 Add TRACE calls to hook functions without them.
1220 * mf-impl.h (LOCKTH): Try to count lock contention events.
1221 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1222 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1223 Reorganize reentrancy code.
1224 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1225 identify reentrancy with mutex holding times.
1226 (internal __mfu_ entry points): Remove internal reentrancy code.
1227 (__mf_init): Use ordinary locked calls.
1228 (__mfu_report): Print the two new counts.
1229 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1230 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1231 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1232 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1233 option defaults.
1235 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1237 * configure.in: Add pthread support, plus glibc and porting hacks.
1238 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1239 from objects built into ./pth/.
1240 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1241 functions for internal entry points. Update callers to pick
1242 locked vs. unlocked variants.
1243 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1244 info coming in from a static data structure.
1245 (*): Reorder miscellaneous declarations to group data vs functions.
1246 (__mf_set_default_options): Simplify.
1247 (__mf_usage): Mention threading status of host executable.
1248 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1249 decls to match above.
1250 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1251 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1252 some lock/unlock markers. Remove some unused code.
1253 * mf-hooks: Ditto.
1254 (pthread_create): New hook function.
1255 (__mf_pthread_cleanup, _spawner): New helper functions.
1256 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1258 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1260 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1262 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1264 * Makefile.am (HOOKOBJS): Add *time related hooks.
1265 * configure.in: Look for pthreads.h header.
1266 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1267 * mf-runtime.c: Begin sketching some pthreads support.
1268 (__mf_usage): Check for -lpthread presence.
1269 (__mf_unregister): Confirm matching unregistration base.
1270 (__mf_find_objects_rec): Reduce unnecessary recursion.
1271 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1272 #defines for new hook functions.
1273 * mf-impl.h: Corresponding changes.
1274 * config.h.in, configure, Makefile.in: Regenerated.
1276 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1278 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1279 modifiers to prevent being optimized away.
1280 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1281 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1282 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1283 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1284 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1285 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1286 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1288 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1290 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1291 * configure.in: Look for uintptr_t and -ldl on target.
1292 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1293 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1294 * testsuite/Makefile.in: Regenerated.
1295 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1296 for better C compliance.
1298 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1300 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1301 prevention code.
1302 * mf-runtime.c (__mf_set_default_options): Turn off
1303 check-initialization.
1304 (__mf_describe_object): Shorten description.
1305 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1307 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1309 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1311 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1313 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1314 calls specially.
1315 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1316 * mf-impl.h (CALL_BACKUP): New macros.
1317 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1319 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1321 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1322 (HOOKOBJS): Remove dlopen hook.
1323 (libmudflap_la_LIBADD): Add -ldl.
1324 * mf-hooks.c (dlopen): Remove hook.
1325 * mf-impl.h (__mf_dynamic): Ditto.
1326 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1327 * Makefile.in: Regenerated.
1329 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1331 * configure.in: Check for target gettimeofday, signal, some headers.
1332 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1333 out inop multi_threaded field.
1334 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1335 (__mf_set_options): Correct handling of "-help".
1336 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1337 (__mf_check, __mf_register, __mf_unregister): Call it.
1338 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1339 (__mf_report_leaks): Make callable
1340 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1341 distribution statistics.
1342 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1343 bit distributions.
1344 * config.h.in, configure: Regenerated.
1345 * testsuite/libmudflap.c/fail27-frag.c: New test.
1346 * testsuite/libmudflap.c/pass36-frag.c: New test.
1348 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1350 * mf-runtime.h.in: Tweak.
1351 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1352 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1353 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1355 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1357 * configure.in: Tweak generation of mf-runtime.h some more. It
1358 needs to work from both config.status and configure.
1359 * configure: Regenerated.
1361 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1363 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1364 * configure.in: Tweak generation of mf-runtime.h.
1365 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1366 * mf-hooks.c (*): Adapt to initialized-heap object type.
1367 * mf-impl.h: Tweak cemetary boundaries.
1368 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1369 type.
1370 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1371 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1372 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1373 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1374 checking.
1375 * testsuite/.../fail{25,26}-frag.c: New tests.
1376 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1377 * Makefile.in, configure: Regenerated.
1379 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1381 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1382 checking by default.
1383 (__mf_insert_new_object): As a temporary hack, assume that new
1384 objects registered on the stack start out initialized.
1385 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1386 heap objects by hand.
1388 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1390 Switch to macro-style hooks for str*/mem*/b* functions.
1391 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1392 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1393 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1394 (__mf_set_default_options): Turn off heur_proc_map.
1395 (*): Adapt to to macro-style hook functions.
1396 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1397 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1398 (__mf_violation): Handle __MF_VIOL_WATCH.
1399 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1400 (__mf_dynamic): Removed mem*/str*/b* functions.
1401 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1402 (WRAPPER2): New macro for macro-style hooks.
1403 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1404 macro-style hooks.
1405 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1406 * mf-heuristics.c: Adapt to macro-style hook functions.
1407 Correct some comments.
1408 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1409 output pattern tests.
1410 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1411 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1413 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1415 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1416 for global array registration.
1417 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1418 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1420 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1422 * Makefile.am: Add gross make bug workarounds. Tweaked
1423 SUBDIRS and AM_CFLAGS.
1424 * Makefile.in: Regenerated.
1426 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1428 Switch to dejagnu.
1429 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1430 * Makefile.am (TESTS): Remove simple automake testing.
1431 * configure, Makefile.in: Regenerated.
1432 (SUBDIRS): Include new testsuite/ directory.
1433 * tests/*: Removed all files; moved bulk under:
1434 * testsuite/*: New subdirectory tree.
1435 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1436 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1437 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1438 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1439 * testsuite/config/default.exp: New file.
1440 * testsuite/Makefile.am, Makefile.in: New files.
1442 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1444 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1445 (TESTS): Add fail22 and pass29 tests.
1446 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1447 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1448 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1449 values. Move __MF_VIOL* here.
1450 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1451 (check_initialization): New field in __mf_opts. Default off.
1452 (read_count,write_count): New fields in __mf_object.
1453 (__mf_check): Implement basic initialization checking.
1454 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1455 (__mf_describe_object): Print new fields.
1456 (__mf_violation): Identify check/read vs. check/write in messages.
1457 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1458 "-check-initialized" mudflap option.
1459 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1460 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1461 Drop __FILE__/__LINE__ hack. Update callers.
1462 (*): Adapt to new mf-runtime.h API.
1463 * Makefile.in: regenerated.
1465 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1467 * configure.in: Build mf-runtime.h a more proper way.
1468 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1469 * mf-runtime.c (verbose_violations): Turn on by default.
1470 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1471 * mf-impl.h: ... and move it here.
1472 * configure: Regenerated.
1474 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1476 * configure.in: Look for C++ compiler.
1477 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1478 fixed type warnings when built with C++.
1479 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1480 * Makefile.am (TESTS): Run them.
1481 (*) Add new rules for building and running C++ tests.
1482 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1483 * mf-runtime.h.in: Protect with extern "C".
1484 * Makefile, configure: Regenerated.
1486 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1488 Portability improvements.
1489 * configure.in: Look for glibc backtrace headers/functions.
1490 * mf-hooks.c: Don't include <execinfo.h> any more.
1491 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1492 via CALL_REAL.
1493 (__mf_backtrace): Provide alternate baby implementation in
1494 absence of glibc.
1495 * test/mf-driver.c: Portability tweaks.
1496 * acinclude.m4: New file, containing top level libtool.m4.
1497 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1499 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1501 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1503 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1505 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1506 options.
1507 (__mf_unregister): Implement stack/heap object wiping.
1508 (__mf_set_options): Renamed from __mf_process_opts.
1509 (__mf_uncache_object): Change arg type, correct callers.
1510 * mf-impl.h: Corresponding changes.
1511 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1512 * mf-runtime.h.in (__mf_set_options): Extend public API.
1513 * test/pass26-frag.c: New test for stack wiping.
1514 * Makefile.am (TESTS): Run it.
1515 * Makefile.in: Regenerated.
1517 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1519 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1520 * mf-runtime.c (__mf_object_t): Add watching_p field.
1521 (__mf_watch_or_not): New function to implement
1522 object watch flagging.
1523 (__mf_watch, __mf_unwatch): New wrappers for above.
1524 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1525 (__mf_count_violation): Enlarge array.
1526 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1527 unlink object. Clear cache properly.
1528 (__mf_unregister): Unlink object explicitly before uncaching.
1529 * test/fail21-frag.c, pass25-frag.c: New tests.
1530 * Makefile.in, aclocal.m4: Regenerated.
1532 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1534 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1535 * Makefile.am (TESTS): Add it.
1536 * test/pass-stratcliff.c: Add decls of stpcpy.
1537 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1538 build tree from config.h and new file mf-runtime.h.in.
1539 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1540 * Makefile.in, configure, config.h.in: Regenerated.
1541 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1542 * mf-runtime.c (options, __mf_set_default_options): Support new
1543 default "abbreviate" option.
1544 (__mf_object.description_epoch): New field.
1545 (__mf_describe_object): Conditionally abbreviate objects already
1546 displayed in current epoch. Accept NULL input to increment epoch.
1547 (__mf_fini, __mf_ini): Reset description epoch.
1548 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1549 that NULL pointer slot in lookup cache is invalidated. Register a
1550 NOACCESS region around NULL.
1551 * mf-impl.h: Corresponding changes.
1553 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1555 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1556 * Makefile.am: Run them. Install mf-runtime.h.
1557 * Makefile.in: Regenerated.
1558 * mf-hooks.c: Add some markers for more missing functions.
1559 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1560 statistic to tune tune cache size (mask).
1562 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1564 * test/pass23-frag.c: New test for bit_field_ref expressions.
1565 * Makefile.am, Makefile.in: Add new test.
1566 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1567 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1568 * mf-runtime.c (__mf_init): Register errno global.
1569 (__mf_find_object): Removed function.
1570 (__mf_check): Rewrite logic to support accesses across some
1571 contiguous but distinctly registered objects.
1572 (__mf_remove_old_object): Tolerate cache entries that span
1573 contiguous objects.
1575 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1577 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1578 * Makefile.am, Makefile.in: Run new tests.
1579 * mf-hooks.c (alloca): Correct stack direction logic.
1581 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1583 * mf-impl.h (adapt_cache): New option.
1584 * mf-runtime.c (__mf_set_default_options): Set its default value.
1585 Tweak the tree_aging parameter down.
1586 (__mf_check): Maintain separate counter for cache-adaptation.
1587 (__mf_tree_analyze): New function to collect object tree stats.
1588 (__mf_adapt_cache): New function to automate cache parameters.
1590 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1592 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1593 hypothetical #if-0'd argv/envp region registration.
1594 * mf-runtime.c (__mf_init): Add kludged form of above.
1595 (*) Add "heur_argv_environ" flag, default on, to govern this.
1596 * mf-impl.h: Corresponding changes.
1598 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1600 * test/fail18-frag.c: New test file for NOACCESS regions.
1601 * Makefile.am (TESTS): Add new test.
1602 * Makefile.in: Regenerated.
1604 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1605 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1606 (optimize_object_tree): Remove unused mudflap_option.
1607 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1608 support throughout. Use .._MAX_CEM for cemetary upper bound.
1609 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1610 regions.
1611 (__mf_object): Add new liveness field for use by tree aging.
1612 (__mf_check): Trigger tree aging when needed.
1613 (__mf_age_tree): New function to decay liveness field.
1614 (__mf_find_objects_rec): Use liveness field to rotate tree.
1615 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1616 (__mf_unregister): Ditto.
1617 (__mf_register): Tweak duplicate-static message.
1618 (__mf_violation: Tweak nearby-object counter printing.
1620 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1622 * test/pass20-frag.c: New test file.
1623 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1624 * Makefile.in: Regenerated.
1626 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1627 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1628 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1629 entries to avoid repeat registration.
1630 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1631 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1633 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1635 * Makefile.am: Create test sources with #include, not cat>>.
1636 * Makefile.in: Regenerated.
1637 * test/buildtest.sh: Removed.
1638 * test/driver.c (abort_handler, main): Be quiet.
1640 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1642 * test/pass18-frag.c, pass19-frag.c: New tests.
1643 * Makefile.am (check): Run them. Rebuild test programs each time.
1644 * Makefile.in: Regenerated.
1646 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1648 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1649 overlapping object search.
1650 (__mf_violation): Likewise for nearby objects.
1651 Improve nearby-object listing.
1653 cleanup:
1654 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1655 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1657 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1659 alloca support:
1660 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1661 (HOOKOBJS): Add alloca-hook.o.
1662 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1663 style.
1664 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1665 (__mf_backtrace): Reimplement without using alloca.
1666 * Makefile.in: Regenerated.
1668 cleanup:
1669 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1670 Correct signedness bugs in length-tracking variables.
1671 * mf-impl.h: Make options unsigned.
1672 (CALL_WRAP): New macro to parallel CALL_REAL().
1673 (DECLARE): Remove erroneous ";" at end.
1674 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1675 formatting specs with %08lx. Correct several compiler warnings.
1677 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1679 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1681 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1683 libmudflap hook breakup:
1684 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1685 for libgcc_s.
1686 (TESTS): Make dependent on libmudflap.
1687 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1688 compiled from segments of mf-hooks.c.
1689 * mf-hooks.c: Corresponding changes: wrap each function in
1690 #ifdef/#endif.
1691 * Makefile.in: Regenerated.
1693 Heuristics reorganization:
1694 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1695 Remove these functions. Update callers.
1696 (__mf_heuristic_check): Incorporate all the various heuristics.
1697 Encode cacheability/retry judgement into trinary return value.
1698 Separate start-end logic into a separate fallback heuristic. Only
1699 register relevant /proc/self/map segments.
1700 * mf-impl.h: Corresponding changes.
1701 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1702 (__mf_init): Don't call __mf_init_heuristics.
1704 Tracing cleanup:
1705 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1706 "-verbose-trace" to emit all tracing messages other than those of
1707 basic public api. Eliminate some duplicate/excessive messages.
1708 * mf-runtime.h: Corresponding changes.
1710 2002-08-27 Graydon Hoare <graydon@redhat.com>
1712 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1713 and __real when compiled with -DPIC.
1714 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1715 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1716 * Makefile.in: Regenerate.
1718 2002-08-26 Graydon Hoare <graydon@redhat.com>
1720 * mf-impl.h: New file, private implementation header.
1721 * mf-runtime.h: Reorganize a bit.
1722 (CLAMPSZ): Fix arithmetic.
1723 (__MF_CACHE_MISS_P): Fix arithmetic.
1724 * mf-runtime.c: Reorganize a bit.
1725 (__mf_dynamic): New structure.
1726 (resolve_single_dynamic): New function.
1727 (__mf_resolve_dynamics): New function.
1728 (__mf_init): Initialize dynamic wrappers.
1729 * mf-hooks.c: Macro-ize __real calls.
1730 Clamp various bits of arithmetic.
1731 Add explicit __mf_check call contexts.
1732 * Makefile.am: Add dependencies on mf-impl.h
1733 * Makefile.in: Regenerate.
1734 * configure.in: Comment out shared override.
1735 * configure: Regenerate.
1737 2002-08-22 Graydon Hoare <graydon@redhat.com>
1739 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1740 (__mf_check): Re-inialize and check heuristics before violation.
1741 (__mf_register): Permit updating pure-guess regions.
1742 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1743 (__wrap_dlopen): New wrapper function.
1744 (__wrap_mmap): New wrapper function.
1745 (__wrap_munmap): New wrapper function.
1746 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1747 which are not stack addresses.
1748 (is_stack_address): New function.
1749 (__mf_init_heuristics): Save and restore state, always initialize with
1750 "starting" state.
1752 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1754 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1755 error. Pass location string.
1756 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1757 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1758 (__mf_process_opts): Apply some sanity checking for lc-mask.
1759 (__mf_check, __mf_violation): Take new location-string argument.
1760 Update callers to pass NULL if necessary.
1761 (__mf_backtrace): New smart backtracer function. Calls replace
1762 several ad-hoc blocks elsewhere.
1763 (__mf_describe_object): Remove bad reentrancy test. Improve
1764 tracing message.
1765 * mf-runtime.h: Corresponding changes. Public/private markup.
1766 (__MF_CACHE_MISS_P): New macro.
1768 2002-08-20 Graydon Hoare <graydon@redhat.com>
1770 * mf-runtime.h: New option: stack_bound (heuristic).
1771 Move some macros out of implementation files.
1772 * mf-runtime.c: New option string: -stack-bound.
1773 Unify recursion protection with hooks.
1774 Add more logging.
1775 (__mf_check): Call __mf_heuristic_check.
1776 (__mf_process_opts): Fix "no-" processing.
1777 * mf-heuristics.c (__mf_heuristic_check): New function.
1778 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1780 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1782 Option parsing improvements, region splitting bug fixes:
1783 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1784 * mf-runtime.h (heur_proc_map): New libmudflap option.
1785 * mf-runtime.c (__mf_set_default_options): Set it.
1786 (__mf_usage): Print default values/status.
1787 (__mf_process_opts): Support general "no-" option string prefix.
1788 (__mf_init): Print __mf_usage on unknown-option error.
1789 (__mf_register): Print trace message up front.
1790 Correct region splitting logic for case where a subregion disappears.
1791 Correct memory leak.
1792 (__mf_violation): Make even basic message conditional on option.
1794 Build cleanup:
1795 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1796 (clean-local): New target.
1797 (test/*x rules): Add -g CFLAGS.
1798 (CFLAGS): Add -freorder-blocks.
1799 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1800 * Makefile.in: Regenerated.
1801 * Makefile, mf-config.h: Removed files.
1803 2002-08-16 Graydon Hoare <graydon@redhat.com>
1805 * mf-runtime.c (__mf_insert_new_object): Factor out of
1806 __mf_register.
1807 (__mf_remove_old_object): Factor out of __mf_unregister.
1808 (__mf_register): Handle guessed regions, splitting
1809 guesses when new registrations arrive.
1810 (__mf_unregister): Do not unregister guesses.
1811 * mf-runtime.h: Move convenience macros around,
1812 declare new option fields. Add __MF_TYPE_GUESS.
1813 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1814 (__wrap_free): Call __real_free for deferred frees.
1815 * Makefile.am: Add more tests, fix dependency.
1816 * Makefile.in: Regenerate.
1817 * test/pass[13..17]-frag.c: New testcases.
1818 * test/fail[13..17]-frag.c: New testcases.
1820 2002-08-15 Graydon Hoare <graydon@redhat.com>
1822 * mf-heuristics.c: New file.
1823 * mf-runtime.c (options): Add -trace-calls option.
1824 (__mf_init): Call __mf_init_heuristics.
1826 2002-08-14 Graydon Hoare <graydon@redhat.com>
1828 * Makefile.am (TESTS): Add testsuite support.
1829 * Makefile.in: Regenerate.
1830 * test/mf-driver.c: New file.
1831 * test/buildtest.sh: New file.
1832 * test/passNN-frag.c: New testcases.
1833 * test/failNN-frag.c: New testcases.
1835 2002-08-14 Graydon Hoare <graydon@redhat.com>
1837 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1838 verifying non-size-limited string extents.
1840 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1842 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1843 instead of plain str[n]len for internal checks.
1844 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1846 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1848 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1850 2002-08-13 Graydon Hoare <graydon@redhat.com>
1852 * mf-runtime.c: Rework configuration to operate on
1853 environment variable options rather than #defines
1854 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1855 (__mf_init): Set static __mf_active_p flag on startup,
1856 to inhibit mudflap wrap-based checking during crt0.s.
1857 * mf-runtime.h: Declare options structure.
1858 * mf-hooks.c: New wrappings for mem*, b*, str*
1859 libc functions (temporarily #if 0-ed out).
1861 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1863 * Makefile.am, configure.in: New files.
1864 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1865 * stamp-h.in, aclocal.m4: Ditto.
1867 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1869 * Makefile: New file.
1870 * mf-config.h: New file: runtime configuration.
1871 * mf-hooks.c: New file: interposed libc functions.
1872 * mf-runtime.c: New file: bulk of runtime.
1873 * mf-runtime.h: New file: public functions.