1 2005-09-29 James E. Wilson <wilson@specifix.com>
3 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
6 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
9 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
11 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
13 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
15 2005-09-23 Tom Tromey <tromey@redhat.com>
17 * aclocal.m4, configure: Rebuilt.
18 * configure.ac: Use GCC_CHECK_TLS.
19 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
22 2005-08-22 Jim Wilson <wilson@specifix.com>
24 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
25 __FreeBSD__ is defined.
27 2005-08-17 Jim Wilson <wilson@specifix.com>
29 * mf-hooks1.c (malloc, calloc, realloc, free,
30 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
31 the real routines, and END_MALLOC_PROTECT afterwards.
32 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
33 (BEGIN_PROTECT): Handle in_malloc state.
34 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
35 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
37 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
39 * All files: Update FSF address.
41 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
43 * mf-hooks3.c (main_seen_p): Remove.
44 (__mf_get_state): Remove attempt to recognize the main thread.
46 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
48 * configure.ac: Test for the name of the symbol used for the entry
49 point; define ENTRY_POINT to the result.
50 * configure: Regenerate.
51 * config.h.in: Regenerate.
52 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
54 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
56 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
57 (__mf_init): Set thread state active.
58 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
60 (pthread_create wrapper): Always use thread spawner.
62 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
63 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
65 2005-07-16 Richard Henderson <rth@redhat.com>
67 * acinclude.m4: New file.
68 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
69 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
70 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
71 (__mf_0fn_calloc): ... here.
72 * mf-hooks3.c (struct pthread_info): Remove.
73 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
74 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
75 (struct mf_thread_data): New.
76 (mf_thread_data, mf_thread_data_lock): New.
77 (__mf_allocate_blank_threadinfo): Remove.
78 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
80 (__mf_state_perthread): Remove.
81 (__mf_get_state, __mf_set_state): New.
82 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
83 Update mf_thread_data killing procedure.
84 (__mf_pthread_spawner): Similarly.
85 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
86 code to allocate thread stack space.
87 (__mf_0fn_pthread_join, pthread_join): Remove.
88 (__mf_0fn_pthread_exit, pthread_exit): Remove.
89 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
90 (__mf_state_1): Rename from __mf_state; use TLS when available.
91 (__mf_get_state, __mf_set_state): New. Update all users.
92 * mf-runtime.c (begin_recursion_protect1): New.
93 (BEGIN_RECURSION_PROTECT): Use it.
94 (__mf_state_1): Rename from __mf_state; use TLS when available.
95 (threads_active_p): Remove.
96 (__mf_usage): Compute it directly.
98 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
100 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
102 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
104 Fix for uncaching bug reported by Herman ten Brugge.
105 * mf-runtime.c (__mf_uncache_object): Search whole cache.
106 * testsuite/libmudflap.c/fail40-frag.c: New test.
108 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
111 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
112 * Makefile.in: Amend.
114 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
117 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
118 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
120 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
123 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
125 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
128 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
129 unsigned vars with #defines instead of enums.
131 2005-05-09 Mike Stump <mrs@apple.com>
133 * configure: Regenerate.
135 2005-04-12 Mike Stump <mrs@apple.com>
137 * configure: Regenerate.
139 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
142 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
143 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
145 2005-04-04 Alan Modra <amodra@bigpond.net.au>
147 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
149 2005-03-31 Mike Stump <mrs@apple.com>
151 * mf-runtime.h: Add libmudflap copyright clause.
153 2005-03-21 Mike Stump <mrs@apple.com>
155 * mf-heuristics.c: Fix whitespace at end of line.
156 * mf-hooks1.c: Likewise.
157 * mf-hooks2.c: Likewise.
158 * mf-hooks3.c: Likewise.
159 * mf-impl.h: Likewise.
160 * mf-runtime.c: Likewise.
161 * mf-runtime.h: Likewise.
163 2005-03-21 Zack Weinberg <zack@codesourcery.com>
165 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
166 In all substitutions, expand gcc_version in Makefile.
167 * aclocal.m4, configure: Regenerate.
168 * Makefile.am: Set gcc_version.
169 * Makefile.in, testsuite/Makefile.in: Regenerate.
171 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
173 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
174 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
176 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
179 * testsuite/libmudflap.c++/pass55-frag.c: New test.
181 2005-01-05 Richard Henderson <rth@redhat.com>
183 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
185 2005-01-02 Greg McGary <greg@mcgary.org>
187 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
188 * mf-runtime.h: New file, replaces mf-runtime.h.in.
189 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
190 * Makefile.in: Ditto.
191 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
192 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
193 * testsuite/libmudflap.c/fail36-frag.c: New test.
194 * testsuite/libmudflap.c/fail37-frag.c: New test.
195 * testsuite/libmudflap.c/fail38-frag.c: New test.
197 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
199 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
200 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
202 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
204 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
205 * aclocal.m4: Include ../config/gcc-version.m4.
206 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
208 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
210 * Makefile.am: Define ACLOCAL_AMFLAGS.
211 * acinclude.m4: Remove.
212 * stamp-h.in: Remove superfluous stamp file.
213 * aclocal.m4, configure, Makefile.in: Regenerate.
214 * testsuite/Makefile.in: Likewise.
216 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
218 * Makefile.am: Revert previous.
219 * acinclude.m4: Restore.
220 * aclocal.m4, configure, Makefile.in: Regenerate.
221 * testsuite/Makefile.in: Likewise.
223 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
225 * Makefile.am: Define ACLOCAL_AMFLAGS.
226 * acinclude.m4: Remove.
227 * aclocal.m4, configure, Makefile.in: Regenerate.
228 * testsuite/Makefile.in: Likewise.
230 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
232 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
234 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
236 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
237 * testsuite/Makefile.in: Likewise.
239 2004-11-01 Andreas Schwab <schwab@suse.de>
241 * configure.ac: (target_alias): Default to $host_alias, not
243 * configure: Regenerated.
245 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
247 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
248 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
251 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
254 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
256 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
258 * configure.ac: Check for more headers, functions.
259 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
260 tracking overridden FILE buffers.
261 (fopen, setvbuf): New/revised hook functions for buffer overriding.
262 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
263 (fflush): Accept given NULL stream (means "all streams").
265 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
267 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
268 (__mf_adapt_cache): Use them all.
269 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
270 * testsuite/libmudflap.c++/ctors.exp: Ditto.
271 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
272 * configure, config.h.in: Regenerated.
274 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
276 * configure.ac: Checking for sys/socket.h once is enough.
277 * configure: Regenerated.
279 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
281 * configure.ac: Look for more headers & functions.
282 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
283 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
284 * mf-runtime.c (options): Clean up integer signedness warnings.
285 (main): Add a declaration to fix a warning.
286 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
287 * configure, config.h.in: Regenerated.
289 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
291 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
292 New tests for proper base/limit checking for aggregates.
294 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
296 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
298 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
300 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
301 * mf-hooks2.c (strerror): Unregister previous string returned by
303 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
304 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
305 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
306 * mf-runtime.c (__mf_describe_object): Clarify object life status.
307 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
309 * configure, config.h.in: Regenerated.
311 2004-08-03 Dale Johannesen <dalej@apple.com>
313 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
315 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
317 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
318 simplified contents in all former callers.
320 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
322 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
323 the statically linked case.
325 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
327 * splay-tree.[ch]: Remove. Merge contents into ...
328 * mf-runtime.c: ... here, renaming symbols and making all functions
329 static. Remove unused min/max functions.
330 * Makefile.am: Forget about splay-tree.[ch].
331 * Makefile.in, testsuite/Makefile.in: Regenerated.
333 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
335 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
336 (__mfu_usage): Include (C) 2004.
337 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
338 here. Include a comment explaining why.
340 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
342 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
343 * mf-runtime.c (options): Give them a name.
344 (__mf_set_default_options): Set them.
345 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
346 (__mf_violation): Warning cleanup.
347 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
348 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
350 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
353 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
356 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
358 Test case for g++/15861
359 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
360 * testsuite/libmudflap.c++/ctors.exp: Driver.
361 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
362 Look only for *frag* test cases.
364 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
366 ANSI C conversion, libmudflap specialization, recursion limiting.
367 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
368 argument and indirection function pointers, update callers.
369 (splay_tree_s): Add statistics and recursion control fields
370 num_keys, max_depth, depth, rebalance_p.
371 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
372 Back out of search if it exceeds limit.
373 (splay_tree_splay): Manage recursion limiting with rebalancing as
375 (splay_tree_new): More initialization.
376 (splay_tree_rebalance): New function.
377 (splay_tree_foreach): Rewrite using nonrecursive logic.
378 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
379 Remove. Point indirect calls to mf-runtime.c's routines.
380 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
382 (splay_tree_delete, splay_tree_delete_helper): Ditto.
383 * testsuite/heap-scalestress.c: New test based on one from
384 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
386 2004-07-05 Matthias Klose <doko@debian.org>
388 * libtool-version: New.
389 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
390 Use -version-info for soname.
391 * Makefile.in: Regenerate.
392 * configure.ac: Remove libtool_VERSION macro
393 * configure: Regenerate
395 2004-07-05 Zack Weinberg <zack@codesourcery.com>
397 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
398 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
401 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
403 Splay tree implementation fork.
404 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
405 Use hard-coded comparison function for uintptr_t. Remove key/value
406 deallocation logic. Cache last splayed key for consecutive lookups.
407 * Makefile.am, Makefile.in: Use them, don't link to them.
408 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
409 (__mf_find_objects2): Flip successor/predecessor search sequence.
410 * ansidecl.h, libiberty.h: Removed dummy files.
412 2004-06-29 Nick Clifton <nickc@redhat.com>
414 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
415 * configure: Regenerate.
416 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
418 Remove spurious inclusion of <strings.h>.
420 2004-06-29 Nick Clifton <nickc@redhat.com>
422 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
423 function actually exists.
425 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
427 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
428 * config.h.in: Regenerated.
430 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
432 Adopt splay trees for object database.
433 * Makefile.am: Copy splay-tree.* from libiberty.
434 * Makefile.in, testsuite/Makefile.in: Regenerated.
435 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
436 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
437 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
438 * mf-runtime.c: Rewrite code dealing with object database to use
439 libiberty splay trees. Remove tree liveness aging option.
440 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
442 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
444 * configure.ac: New name of configure.in. Update
445 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
446 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
447 Autoconf 2.5x and Automake 1.7 or later.
448 * configure.in: Remove.
449 * configure: Regenerate.
451 * Makefile.am: Remove useless multilib rules.
452 * Makefile.in: Regenerate.
454 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
456 * .cvsignore: New file.
458 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
461 * mf-hooks2.c (semctl): Add cygwin porting hack.
463 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
466 * configure.in: Look for ctype header and glibc implementation.
467 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
468 array hooks for glibc 2.3.
469 * mf-runtime.h.in: Wrap them.
470 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
472 * testsuite/libmudflap.c/pass47-frag.c: New test.
473 * configure, config.h.in: Regenerated.
475 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
477 Portability improvements, e.g., libmudflap/15293.
478 * configure.in: Look for glibc extension functions. Look for
479 support of -f{function,data}-sections. Look for more headers.
480 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
481 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
482 mf-hooks* into usual single object per source.
483 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
484 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
485 if system doesn't provide one.
486 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
487 (pthread_create): Use it to properly GC dead thread stacks.
488 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
489 * testsuite/Makefile.am: Stop generating site.exp.
490 * testsuite/mfconfig.exp.in: New file.
491 * testsuite/config/default.exp: Load new mfconfig.exp.
492 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
493 (prune_gcc_output): Add glibc static linking warnings.
494 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
495 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
496 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
497 Regenerated with autoconf 2.57 and automake 1.7.
499 2004-06-04 Per Bothner <per@bothner.com>
501 * configure.in (LIBMUDFLAPTH): Fix thinko.
503 * configure.in: Check for more headers.
504 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
506 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
507 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
509 2004-06-01 Andreas Jaeger <aj@suse.de>
511 * configure.in: Handle multilibs, support
512 --enable-version-specific-runtime-libs.
513 * Makefile.am (lib_LTLIBRARIES): Rename to ...
514 (toolexeclib_LTLIBRARIES): this for multilib support.
515 * Makefile.in: Regenerated.
516 * configure: Regenerated.
517 * aclocal.m4: Regenerated.
518 * config.h.in: Regenerated.
519 * testsuite/Makefile.in: Regenerated.
521 2004-06-01 Andreas Jaeger <aj@suse.de>
523 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
524 multilibs, using multilib directory instead of hardcoded path.
527 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
529 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
530 * Makefile.in: Ditto.
532 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
534 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
535 * aclocal.m4, configure: Rebuilt.
537 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
539 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
540 import some build settings from libstdc++-v3 testsuite_flags.
541 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
542 changes to pass test language.
544 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
545 quicker mode-nop handling.
547 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
549 * mf-impl.h: Added libgcc license header.
551 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
553 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
554 Added libgcc license header.
555 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
556 (pthread_create): Simplify stack allocation syntax.
558 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
560 * mf-hooks2.c: Support FreeBSD.
561 (WRAP_gets): Avoid gets().
562 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
563 test unimplemented mem/str calls on FreeBSD.
564 * testsuite/libmudflap.c/pass21-frag.c: Do not include
565 <alloca.h> on FreeBSD.
567 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
569 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
570 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
571 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
572 flags for static linking permutation.
573 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
574 some pthreads code that croaks on linux glibc tls.
576 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
578 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
580 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
582 * testsuite/libmudflap.c/pass44-frag.c: New test.
584 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
586 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
588 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
590 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
592 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
594 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
596 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
599 * configure.in: Add check for see if
600 socklen_t typedef is in sys/socket.h.
601 * mf-hooks1.c: Add define if socklen_t
603 * mf-hooks2.c: Likewise.
604 * mf-hooks3.c: Likewise.
605 * config.h.in: Regen.
608 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
610 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
611 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
613 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
614 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
615 (unoptimized) allocation of stack space.
617 2003-12-07 Richard Henderson <rth@redhat.com>
619 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
620 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
622 2003-12-06 Andrew Pinski <apinski@apple.com>
624 partial PR libmudflap/12670
625 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
626 * mf-hooks2.c: Likewise.
627 * mf-hooks3.c: Likewise.
629 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
632 * mf-runtime.h.in: Switch to #pragma redefine_extname for
633 symbols interposed at compile time.
634 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
637 * mf-hooks2.c (semctl): Tolerate FreeBSD.
639 * configure.in: Reorganize check for <pthread.h>.
640 * configure: Regenerated.
642 2003-11-04 David Edelsohn <edelsohn@gnu.org>
644 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
645 (_LARGE_FILE_API): Define for AIX.
646 * mf-hooks[123]: Same.
647 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
649 2003-10-21 David Edelsohn <edelsohn@gnu.org>
651 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
653 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
655 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
657 * configure.in: Update check for union semun.
659 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
662 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
664 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
667 * configure.in: Add checks for 64-bit LFS functions, struct semun
668 definition, for BSD compatibility.
669 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
670 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
671 * mf-hooks3.c: Ditto.
672 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
674 * configure, config.h.in: Regenerated.
676 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
678 Multithreading fixes:
679 * mf-runtime.c (__mf_object): Store allocating/deallocating
681 (options): Support new "-thread-stack" option.
682 Rename "-heur-argv-environ" option to "-heur-stdlib".
683 Disable "-lc-mask" and "-lc-shift" options.
684 (__mf_dynamic): Add function pointers for pthread_join/_exit.
685 (__assert_fail): New self-contained function for glibc.
686 * mf-hooks3.c: Essentially rewritten, particularly related to
687 use of __mf_pthread_info array.
688 (pthread_join, _exit): New hook functions.
689 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
690 * testsuite/libmudflap.cth/pass40-frag.c: New test.
693 * mf-heuristics.c: Add type casts for tracing, sub calls.
694 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
695 Update all callers to declare explicit result holder.
696 (END_PROTECT): Removed.
697 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
699 2003-07-15 Diego Novillo <dnovillo@redhat.com>
701 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
702 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
703 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
705 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
707 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
709 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
710 Move these macros from old mf-hooks.c here.
711 * Makefile.am: Adapt to split-up hook sources for faster builds.
712 * Makefile.in: Regenerated.
714 * mf-heuristics.c: Remove #if-0 block.
716 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
717 (__mf_starting_p): New state only for use while dlsym bootstrapping.
718 (CALL_REAL, __mf_init): Corresponding changes.
719 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
720 all callers to remove redundant "mf:" prefix.
721 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
722 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
723 (__mf_pthread_info): Become a hash table.
725 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
726 "dg-repetitions" directives to control test case execution.
727 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
729 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
731 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
733 * mf-hooks.c (alloca): Separate into stub.
734 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
735 malloc/free for alloca blocks.
736 (pthread_create): Tolerate failing pthread_attr_get* calls.
737 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
738 * mf-impl.h (CALL_WRAP): Remove macro.
739 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
740 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
741 padding for ia64 BIT_FIELD_REF constructs.
743 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
745 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
746 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
747 libmudflap object type.
748 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
749 crashes on unregistering STATIC objects.
751 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
753 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
754 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
755 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
756 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
757 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
758 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
759 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
760 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
761 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
762 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
763 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
764 (accept, bind, connect, gethostname, sethostname): New hooks.
765 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
766 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
767 (semop, semctl, shmctl, shmat, shmdt): New hooks.
768 * mf-runtime.h.in: Corresponding changes.
769 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
770 (opts) Rename heur_argv_environ to heur_std_data.
771 (__mf_wrap_main): Use STATIC type for argv/environ strings.
772 * Makefile.am: Corresponding changes.
773 * Makefile.in: Regenerated.
775 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
777 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
778 heuristic for threaded case, and for non-x86-linux targets.
779 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
780 for use during pre-main() program startup.
781 (__mf_0fn_*): Make these functions non-static.
782 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
784 * mf-runtime.c (__mf_state): Set initial state to "starting".
785 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
786 (__wrap_main): New function to register argv[] and environ[] strings.
788 (*): In all trace functions, use "%p" as formatter for uintptr_t.
790 * testsuite/libmudflap.c/pass38-frag.c: New test case.
791 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
793 * acinclude.m4: Add comments with aoliva's concerns about x86_64
795 * aclocal.m4, configure: Regenerated.
797 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
799 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
800 * aclocal.m4, configure: Regenerated.
802 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
804 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
805 for x86_64 target. Disable caching for this value.
806 * aclocal.m4, configure: Regenerated.
808 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
810 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
811 is about to become deprecated, and its present handling bugs are
814 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
816 * testsuite/libmudflap.c/pass38-frag.c: New test for
819 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
821 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
822 __mf_report, asserting reentrant calling context.
824 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
826 * mf-hooks.c (realloc): Correct reentrancy logic.
827 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
829 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
831 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
832 PTHREAD_THREADS_MAX. Update users.
833 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
835 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
836 with libmudflapth presence indicator.
837 * testsuite/Makefile.in: Regenerated.
839 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
841 * Makefile.am (AM_CFLAGS): Remove "-ansi".
842 * configure.in: Remove silly no-pthreads => no-shared logic.
843 * Makefile.in, configure: Regenerated.
844 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
845 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
846 code. Count reentrancy events.
847 (all hook functions): Don't directly manipulate __mf_state variable.
848 Add TRACE calls to hook functions without them.
849 * mf-impl.h (LOCKTH): Try to count lock contention events.
850 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
851 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
852 Reorganize reentrancy code.
853 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
854 identify reentrancy with mutex holding times.
855 (internal __mfu_ entry points): Remove internal reentrancy code.
856 (__mf_init): Use ordinary locked calls.
857 (__mfu_report): Print the two new counts.
858 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
859 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
860 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
861 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
864 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
866 * configure.in: Add pthread support, plus glibc and porting hacks.
867 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
868 from objects built into ./pth/.
869 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
870 functions for internal entry points. Update callers to pick
871 locked vs. unlocked variants.
872 (__mf_resolve_single_dynamic): Extend to support symbol versioning
873 info coming in from a static data structure.
874 (*): Reorder miscellaneous declarations to group data vs functions.
875 (__mf_set_default_options): Simplify.
876 (__mf_usage): Mention threading status of host executable.
877 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
878 decls to match above.
879 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
880 * mf-heuristics.c: Choose between locked/unlocked calls. Add
881 some lock/unlock markers. Remove some unused code.
883 (pthread_create): New hook function.
884 (__mf_pthread_cleanup, _spawner): New helper functions.
885 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
887 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
889 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
891 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
893 * Makefile.am (HOOKOBJS): Add *time related hooks.
894 * configure.in: Look for pthreads.h header.
895 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
896 * mf-runtime.c: Begin sketching some pthreads support.
897 (__mf_usage): Check for -lpthread presence.
898 (__mf_unregister): Confirm matching unregistration base.
899 (__mf_find_objects_rec): Reduce unnecessary recursion.
900 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
901 #defines for new hook functions.
902 * mf-impl.h: Corresponding changes.
903 * config.h.in, configure, Makefile.in: Regenerated.
905 2002-04-27 Diego Novillo <dnovillo@redhat.com>
907 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
908 modifiers to prevent being optimized away.
909 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
910 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
911 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
912 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
913 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
914 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
915 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
917 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
919 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
920 * configure.in: Look for uintptr_t and -ldl on target.
921 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
922 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
923 * testsuite/Makefile.in: Regenerated.
924 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
925 for better C compliance.
927 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
929 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
931 * mf-runtime.c (__mf_set_default_options): Turn off
932 check-initialization.
933 (__mf_describe_object): Shorten description.
934 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
936 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
938 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
940 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
942 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
944 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
945 * mf-impl.h (CALL_BACKUP): New macros.
946 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
948 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
950 * Makefile.am (AM_CFLAGS): Remove optimization flags.
951 (HOOKOBJS): Remove dlopen hook.
952 (libmudflap_la_LIBADD): Add -ldl.
953 * mf-hooks.c (dlopen): Remove hook.
954 * mf-impl.h (__mf_dynamic): Ditto.
955 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
956 * Makefile.in: Regenerated.
958 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
960 * configure.in: Check for target gettimeofday, signal, some headers.
961 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
962 out inop multi_threaded field.
963 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
964 (__mf_set_options): Correct handling of "-help".
965 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
966 (__mf_check, __mf_register, __mf_unregister): Call it.
967 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
968 (__mf_report_leaks): Make callable
969 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
970 distribution statistics.
971 (__mf_adapt_cache): Rewrite shift guessing logic based on address
973 * config.h.in, configure: Regenerated.
974 * testsuite/libmudflap.c/fail27-frag.c: New test.
975 * testsuite/libmudflap.c/pass36-frag.c: New test.
977 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
979 * mf-runtime.h.in: Tweak.
980 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
981 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
982 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
984 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
986 * configure.in: Tweak generation of mf-runtime.h some more. It
987 needs to work from both config.status and configure.
988 * configure: Regenerated.
990 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
992 * Makefile.am: Reorganize hook file building. Add auto dependencies.
993 * configure.in: Tweak generation of mf-runtime.h.
994 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
995 * mf-hooks.c (*): Adapt to initialized-heap object type.
996 * mf-impl.h: Tweak cemetary boundaries.
997 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
999 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1000 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1001 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1002 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1004 * testsuite/.../fail{25,26}-frag.c: New tests.
1005 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1006 * Makefile.in, configure: Regenerated.
1008 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1010 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1011 checking by default.
1012 (__mf_insert_new_object): As a temporary hack, assume that new
1013 objects registered on the stack start out initialized.
1014 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1015 heap objects by hand.
1017 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1019 Switch to macro-style hooks for str*/mem*/b* functions.
1020 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1021 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1022 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1023 (__mf_set_default_options): Turn off heur_proc_map.
1024 (*): Adapt to to macro-style hook functions.
1025 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1026 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1027 (__mf_violation): Handle __MF_VIOL_WATCH.
1028 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1029 (__mf_dynamic): Removed mem*/str*/b* functions.
1030 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1031 (WRAPPER2): New macro for macro-style hooks.
1032 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1034 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1035 * mf-heuristics.c: Adapt to macro-style hook functions.
1036 Correct some comments.
1037 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1038 output pattern tests.
1039 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1040 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1042 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1044 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1045 for global array registration.
1046 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1047 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1049 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1051 * Makefile.am: Add gross make bug workarounds. Tweaked
1052 SUBDIRS and AM_CFLAGS.
1053 * Makefile.in: Regenerated.
1055 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1058 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1059 * Makefile.am (TESTS): Remove simple automake testing.
1060 * configure, Makefile.in: Regenerated.
1061 (SUBDIRS): Include new testsuite/ directory.
1062 * tests/*: Removed all files; moved bulk under:
1063 * testsuite/*: New subdirectory tree.
1064 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1065 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1066 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1067 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1068 * testsuite/config/default.exp: New file.
1069 * testsuite/Makefile.am, Makefile.in: New files.
1071 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1073 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1074 (TESTS): Add fail22 and pass29 tests.
1075 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1076 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1077 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1078 values. Move __MF_VIOL* here.
1079 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1080 (check_initialization): New field in __mf_opts. Default off.
1081 (read_count,write_count): New fields in __mf_object.
1082 (__mf_check): Implement basic initialization checking.
1083 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1084 (__mf_describe_object): Print new fields.
1085 (__mf_violation): Identify check/read vs. check/write in messages.
1086 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1087 "-check-initialized" mudflap option.
1088 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1089 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1090 Drop __FILE__/__LINE__ hack. Update callers.
1091 (*): Adapt to new mf-runtime.h API.
1092 * Makefile.in: regenerated.
1094 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1096 * configure.in: Build mf-runtime.h a more proper way.
1097 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1098 * mf-runtime.c (verbose_violations): Turn on by default.
1099 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1100 * mf-impl.h: ... and move it here.
1101 * configure: Regenerated.
1103 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1105 * configure.in: Look for C++ compiler.
1106 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1107 fixed type warnings when built with C++.
1108 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1109 * Makefile.am (TESTS): Run them.
1110 (*) Add new rules for building and running C++ tests.
1111 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1112 * mf-runtime.h.in: Protect with extern "C".
1113 * Makefile, configure: Regenerated.
1115 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1117 Portability improvements.
1118 * configure.in: Look for glibc backtrace headers/functions.
1119 * mf-hooks.c: Don't include <execinfo.h> any more.
1120 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1122 (__mf_backtrace): Provide alternate baby implementation in
1124 * test/mf-driver.c: Portability tweaks.
1125 * acinclude.m4: New file, containing top level libtool.m4.
1126 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1128 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1130 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1132 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1134 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1136 (__mf_unregister): Implement stack/heap object wiping.
1137 (__mf_set_options): Renamed from __mf_process_opts.
1138 (__mf_uncache_object): Change arg type, correct callers.
1139 * mf-impl.h: Corresponding changes.
1140 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1141 * mf-runtime.h.in (__mf_set_options): Extend public API.
1142 * test/pass26-frag.c: New test for stack wiping.
1143 * Makefile.am (TESTS): Run it.
1144 * Makefile.in: Regenerated.
1146 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1148 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1149 * mf-runtime.c (__mf_object_t): Add watching_p field.
1150 (__mf_watch_or_not): New function to implement
1151 object watch flagging.
1152 (__mf_watch, __mf_unwatch): New wrappers for above.
1153 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1154 (__mf_count_violation): Enlarge array.
1155 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1156 unlink object. Clear cache properly.
1157 (__mf_unregister): Unlink object explicitly before uncaching.
1158 * test/fail21-frag.c, pass25-frag.c: New tests.
1159 * Makefile.in, aclocal.m4: Regenerated.
1161 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1163 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1164 * Makefile.am (TESTS): Add it.
1165 * test/pass-stratcliff.c: Add decls of stpcpy.
1166 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1167 build tree from config.h and new file mf-runtime.h.in.
1168 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1169 * Makefile.in, configure, config.h.in: Regenerated.
1170 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1171 * mf-runtime.c (options, __mf_set_default_options): Support new
1172 default "abbreviate" option.
1173 (__mf_object.description_epoch): New field.
1174 (__mf_describe_object): Conditionally abbreviate objects already
1175 displayed in current epoch. Accept NULL input to increment epoch.
1176 (__mf_fini, __mf_ini): Reset description epoch.
1177 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1178 that NULL pointer slot in lookup cache is invalidated. Register a
1179 NOACCESS region around NULL.
1180 * mf-impl.h: Corresponding changes.
1182 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1184 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1185 * Makefile.am: Run them. Install mf-runtime.h.
1186 * Makefile.in: Regenerated.
1187 * mf-hooks.c: Add some markers for more missing functions.
1188 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1189 statistic to tune tune cache size (mask).
1191 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1193 * test/pass23-frag.c: New test for bit_field_ref expressions.
1194 * Makefile.am, Makefile.in: Add new test.
1195 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1196 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1197 * mf-runtime.c (__mf_init): Register errno global.
1198 (__mf_find_object): Removed function.
1199 (__mf_check): Rewrite logic to support accesses across some
1200 contiguous but distinctly registered objects.
1201 (__mf_remove_old_object): Tolerate cache entries that span
1204 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1206 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1207 * Makefile.am, Makefile.in: Run new tests.
1208 * mf-hooks.c (alloca): Correct stack direction logic.
1210 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1212 * mf-impl.h (adapt_cache): New option.
1213 * mf-runtime.c (__mf_set_default_options): Set its default value.
1214 Tweak the tree_aging parameter down.
1215 (__mf_check): Maintain separate counter for cache-adaptation.
1216 (__mf_tree_analyze): New function to collect object tree stats.
1217 (__mf_adapt_cache): New function to automate cache parameters.
1219 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1221 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1222 hypothetical #if-0'd argv/envp region registration.
1223 * mf-runtime.c (__mf_init): Add kludged form of above.
1224 (*) Add "heur_argv_environ" flag, default on, to govern this.
1225 * mf-impl.h: Corresponding changes.
1227 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1229 * test/fail18-frag.c: New test file for NOACCESS regions.
1230 * Makefile.am (TESTS): Add new test.
1231 * Makefile.in: Regenerated.
1233 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1234 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1235 (optimize_object_tree): Remove unused mudflap_option.
1236 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1237 support throughout. Use .._MAX_CEM for cemetary upper bound.
1238 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1240 (__mf_object): Add new liveness field for use by tree aging.
1241 (__mf_check): Trigger tree aging when needed.
1242 (__mf_age_tree): New function to decay liveness field.
1243 (__mf_find_objects_rec): Use liveness field to rotate tree.
1244 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1245 (__mf_unregister): Ditto.
1246 (__mf_register): Tweak duplicate-static message.
1247 (__mf_violation: Tweak nearby-object counter printing.
1249 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1251 * test/pass20-frag.c: New test file.
1252 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1253 * Makefile.in: Regenerated.
1255 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1256 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1257 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1258 entries to avoid repeat registration.
1259 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1260 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1262 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1264 * Makefile.am: Create test sources with #include, not cat>>.
1265 * Makefile.in: Regenerated.
1266 * test/buildtest.sh: Removed.
1267 * test/driver.c (abort_handler, main): Be quiet.
1269 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1271 * test/pass18-frag.c, pass19-frag.c: New tests.
1272 * Makefile.am (check): Run them. Rebuild test programs each time.
1273 * Makefile.in: Regenerated.
1275 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1277 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1278 overlapping object search.
1279 (__mf_violation): Likewise for nearby objects.
1280 Improve nearby-object listing.
1283 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1284 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1286 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1289 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1290 (HOOKOBJS): Add alloca-hook.o.
1291 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1293 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1294 (__mf_backtrace): Reimplement without using alloca.
1295 * Makefile.in: Regenerated.
1298 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1299 Correct signedness bugs in length-tracking variables.
1300 * mf-impl.h: Make options unsigned.
1301 (CALL_WRAP): New macro to parallel CALL_REAL().
1302 (DECLARE): Remove erroneous ";" at end.
1303 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1304 formatting specs with %08lx. Correct several compiler warnings.
1306 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1308 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1310 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1312 libmudflap hook breakup:
1313 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1315 (TESTS): Make dependent on libmudflap.
1316 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1317 compiled from segments of mf-hooks.c.
1318 * mf-hooks.c: Corresponding changes: wrap each function in
1320 * Makefile.in: Regenerated.
1322 Heuristics reorganization:
1323 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1324 Remove these functions. Update callers.
1325 (__mf_heuristic_check): Incorporate all the various heuristics.
1326 Encode cacheability/retry judgement into trinary return value.
1327 Separate start-end logic into a separate fallback heuristic. Only
1328 register relevant /proc/self/map segments.
1329 * mf-impl.h: Corresponding changes.
1330 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1331 (__mf_init): Don't call __mf_init_heuristics.
1334 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1335 "-verbose-trace" to emit all tracing messages other than those of
1336 basic public api. Eliminate some duplicate/excessive messages.
1337 * mf-runtime.h: Corresponding changes.
1339 2002-08-27 Graydon Hoare <graydon@redhat.com>
1341 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1342 and __real when compiled with -DPIC.
1343 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1344 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1345 * Makefile.in: Regenerate.
1347 2002-08-26 Graydon Hoare <graydon@redhat.com>
1349 * mf-impl.h: New file, private implementation header.
1350 * mf-runtime.h: Reorganize a bit.
1351 (CLAMPSZ): Fix arithmetic.
1352 (__MF_CACHE_MISS_P): Fix arithmetic.
1353 * mf-runtime.c: Reorganize a bit.
1354 (__mf_dynamic): New structure.
1355 (resolve_single_dynamic): New function.
1356 (__mf_resolve_dynamics): New function.
1357 (__mf_init): Initialize dynamic wrappers.
1358 * mf-hooks.c: Macro-ize __real calls.
1359 Clamp various bits of arithmetic.
1360 Add explicit __mf_check call contexts.
1361 * Makefile.am: Add dependencies on mf-impl.h
1362 * Makefile.in: Regenerate.
1363 * configure.in: Comment out shared override.
1364 * configure: Regenerate.
1366 2002-08-22 Graydon Hoare <graydon@redhat.com>
1368 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1369 (__mf_check): Re-inialize and check heuristics before violation.
1370 (__mf_register): Permit updating pure-guess regions.
1371 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1372 (__wrap_dlopen): New wrapper function.
1373 (__wrap_mmap): New wrapper function.
1374 (__wrap_munmap): New wrapper function.
1375 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1376 which are not stack addresses.
1377 (is_stack_address): New function.
1378 (__mf_init_heuristics): Save and restore state, always initialize with
1381 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1383 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1384 error. Pass location string.
1385 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1386 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1387 (__mf_process_opts): Apply some sanity checking for lc-mask.
1388 (__mf_check, __mf_violation): Take new location-string argument.
1389 Update callers to pass NULL if necessary.
1390 (__mf_backtrace): New smart backtracer function. Calls replace
1391 several ad-hoc blocks elsewhere.
1392 (__mf_describe_object): Remove bad reentrancy test. Improve
1394 * mf-runtime.h: Corresponding changes. Public/private markup.
1395 (__MF_CACHE_MISS_P): New macro.
1397 2002-08-20 Graydon Hoare <graydon@redhat.com>
1399 * mf-runtime.h: New option: stack_bound (heuristic).
1400 Move some macros out of implementation files.
1401 * mf-runtime.c: New option string: -stack-bound.
1402 Unify recursion protection with hooks.
1404 (__mf_check): Call __mf_heuristic_check.
1405 (__mf_process_opts): Fix "no-" processing.
1406 * mf-heuristics.c (__mf_heuristic_check): New function.
1407 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1409 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1411 Option parsing improvements, region splitting bug fixes:
1412 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1413 * mf-runtime.h (heur_proc_map): New libmudflap option.
1414 * mf-runtime.c (__mf_set_default_options): Set it.
1415 (__mf_usage): Print default values/status.
1416 (__mf_process_opts): Support general "no-" option string prefix.
1417 (__mf_init): Print __mf_usage on unknown-option error.
1418 (__mf_register): Print trace message up front.
1419 Correct region splitting logic for case where a subregion disappears.
1420 Correct memory leak.
1421 (__mf_violation): Make even basic message conditional on option.
1424 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1425 (clean-local): New target.
1426 (test/*x rules): Add -g CFLAGS.
1427 (CFLAGS): Add -freorder-blocks.
1428 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1429 * Makefile.in: Regenerated.
1430 * Makefile, mf-config.h: Removed files.
1432 2002-08-16 Graydon Hoare <graydon@redhat.com>
1434 * mf-runtime.c (__mf_insert_new_object): Factor out of
1436 (__mf_remove_old_object): Factor out of __mf_unregister.
1437 (__mf_register): Handle guessed regions, splitting
1438 guesses when new registrations arrive.
1439 (__mf_unregister): Do not unregister guesses.
1440 * mf-runtime.h: Move convenience macros around,
1441 declare new option fields. Add __MF_TYPE_GUESS.
1442 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1443 (__wrap_free): Call __real_free for deferred frees.
1444 * Makefile.am: Add more tests, fix dependency.
1445 * Makefile.in: Regenerate.
1446 * test/pass[13..17]-frag.c: New testcases.
1447 * test/fail[13..17]-frag.c: New testcases.
1449 2002-08-15 Graydon Hoare <graydon@redhat.com>
1451 * mf-heuristics.c: New file.
1452 * mf-runtime.c (options): Add -trace-calls option.
1453 (__mf_init): Call __mf_init_heuristics.
1455 2002-08-14 Graydon Hoare <graydon@redhat.com>
1457 * Makefile.am (TESTS): Add testsuite support.
1458 * Makefile.in: Regenerate.
1459 * test/mf-driver.c: New file.
1460 * test/buildtest.sh: New file.
1461 * test/passNN-frag.c: New testcases.
1462 * test/failNN-frag.c: New testcases.
1464 2002-08-14 Graydon Hoare <graydon@redhat.com>
1466 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1467 verifying non-size-limited string extents.
1469 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1471 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1472 instead of plain str[n]len for internal checks.
1473 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1475 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1477 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1479 2002-08-13 Graydon Hoare <graydon@redhat.com>
1481 * mf-runtime.c: Rework configuration to operate on
1482 environment variable options rather than #defines
1483 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1484 (__mf_init): Set static __mf_active_p flag on startup,
1485 to inhibit mudflap wrap-based checking during crt0.s.
1486 * mf-runtime.h: Declare options structure.
1487 * mf-hooks.c: New wrappings for mem*, b*, str*
1488 libc functions (temporarily #if 0-ed out).
1490 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1492 * Makefile.am, configure.in: New files.
1493 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1494 * stamp-h.in, aclocal.m4: Ditto.
1496 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1498 * Makefile: New file.
1499 * mf-config.h: New file: runtime configuration.
1500 * mf-hooks.c: New file: interposed libc functions.
1501 * mf-runtime.c: New file: bulk of runtime.
1502 * mf-runtime.h: New file: public functions.
OSDN Git Service
