1 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
4 * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
6 2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
8 * configure: Regenerate following changes to ../config/tls.m4.
10 2007-07-26 Tom Tromey <tromey@redhat.com>
12 * Makefile.in: Rebuilt.
13 * Makefile.am (clean-local): Removed.
14 (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
15 pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
16 (libmudflapth_la_SOURCES): List sources.
17 (libmudflapth_la_LIBADD): Clear.
18 (libmudflapth_la_CFLAGS): New variable.
20 2007-07-05 H.J. Lu <hongjiu.lu@intel.com>
22 * aclocal.m4: Regenerated.
24 2007-06-02 Paolo Bonzini <bonzini@gnu.org>
26 * configure: Regenerate.
28 2007-05-31 Frank Ch. Eigler <fche@redhat.com>
30 From Andi Kleen <ak@suse.de>:
31 * mf-runtime.c (options): Rename structure for compatibility with
34 2007-05-23 Steve Ellcey <sje@cup.hp.com>
36 * Makefile.in: Regenerate.
37 * configure: Regenerate.
38 * aclocal.m4: Regenerate.
39 * testsuite/Makefile.in: Regenerate.
41 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
43 * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
45 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
47 * Makefile.am: Add dummy install-pdf target.
48 * Makefile.in: Regenerate
50 2007-02-07 Jakub Jelinek <jakub@redhat.com>
53 * configure: Regenerate.
55 2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
57 * configure: Regenerate.
59 2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
61 * configure: Regenerated.
63 2006-11-10 Frank Ch. Eigler <fche@redhat.com>
66 * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
67 static but not function scope static.
68 (free): Skip deallocation attempts for objects placed into
70 * testsuite/libmudflap.cth/pass59-frag.c: New test.
72 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
74 From Herman ten Brugge <hermantenbrugge@home.nl>:
75 * mf-runtime.c (__mf_uncache_object): Optimize the code so that
76 small and large objects are handled a lot faster.
78 2006-11-06 Frank Ch. Eigler <fche@redhat.com>
80 * configure.ac (__libc_freeres): Look for it.
81 * mf-impl.h (call_libc_freeres): New configuration flag.
82 * mf-runtime.c (__mf_set_default_options): Set it by default.
83 (__mfu_report): Call it if needed.
84 (__mfu_unregister): Remove "unaccessed registered object" warning.
85 * configure, config.h.in: Regenerated.
87 2006-09-18 Tom Tromey <tromey@redhat.com>
91 2006-06-21 Frank Ch. Eigler <fche@redhat.com>
94 mf-runtime.h installation based on ssp patch for PR 26473 from
95 Mark Mitchell <mark@codesourcery.com>.
96 * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
97 * Makefile.am (target_noncanonical): Define.
98 (libsubincludedir): New variable.
99 (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
100 (include_HEADERS): Remove.
101 * configure, aclocal.m4, config.h.in: Regenerated.
102 * Makefile.in, testsuite/Makefile.in: Likewise.
103 * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
104 and _THREAD_SAFE redefinition values.
106 2006-05-23 Carlos O'Donell <carlos@codesourcery.com>
108 * Makefile.am: Add install-html target. Add install-html to .PHONY
109 * Makefile.in: Regenerate.
111 2006-04-19 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
114 * testsuite/libmudflap.c++/error1-frag.cxx: New test.
117 * testsuite/libmudflap.c++/error2-frag.cxx: New test.
119 2006-04-10 Matthias Klose <doko@debian.org>
121 * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
122 directory names containing underscores.
124 2005-11-22 Janis Johnson <janis187@us.ibm.com>
126 * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
127 MUDFLAP_FLAGS if static library not supported.
128 * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
129 * testsuite/libmudflap.c/externs.exp: Ditto.
130 * testsuite/libmudflap.c++/ctors.exp: Ditto.
131 * testsuite/libmudflap.c++/c++frags.exp: Ditto.
132 * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
134 2005-10-04 James E Wilson <wilson@specifix.com>
136 * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
137 $name as array of characters with unknown bound. Also store into the
139 * configure: Regenerate.
141 2005-09-30 James E. Wilson <wilson@specifix.com>
143 * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
145 (target_thread_file): New. Set from sed'ed gcc output.
146 (posix_threads): New. Set from target_thread_file. Use instead of
148 (pthread_create_version): Move initialization before code using it.
149 * configure: Regenerate.
151 * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
154 2005-09-29 James E. Wilson <wilson@specifix.com>
156 * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
157 with HAVE_MMAP ifdef.
159 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
162 * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
164 2005-09-23 Frank Ch. Eigler <fche@elastic.org>
166 * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
168 2005-09-23 Tom Tromey <tromey@redhat.com>
170 * aclocal.m4, configure: Rebuilt.
171 * configure.ac: Use GCC_CHECK_TLS.
172 * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
175 2005-08-22 Jim Wilson <wilson@specifix.com>
177 * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
178 __FreeBSD__ is defined.
180 2005-08-17 Jim Wilson <wilson@specifix.com>
182 * mf-hooks1.c (malloc, calloc, realloc, free,
183 __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
184 the real routines, and END_MALLOC_PROTECT afterwards.
185 * mf-impl.h (enum __mf_state_enum): Expand comment. Add in_malloc.
186 (BEGIN_PROTECT): Handle in_malloc state.
187 (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
188 * testsuite/libmudflap.c/hook2-allocstuff.c: New.
190 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
192 * All files: Update FSF address.
194 2005-08-15 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
196 * mf-hooks3.c (main_seen_p): Remove.
197 (__mf_get_state): Remove attempt to recognize the main thread.
199 2005-08-15 Maciej W. Rozycki <macro@linux-mips.org>
201 * configure.ac: Test for the name of the symbol used for the entry
202 point; define ENTRY_POINT to the result.
203 * configure: Regenerate.
204 * config.h.in: Regenerate.
205 * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
207 2005-08-14 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
209 * mf-runtime.c (__mf_state_1): Initialize to reentrant.
210 (__mf_init): Set thread state active.
211 * mf-hooks3.c (__mf_pthread_spawner): Always set thread
213 (pthread_create wrapper): Always use thread spawner.
215 * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
216 * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
218 2005-07-16 Richard Henderson <rth@redhat.com>
220 * acinclude.m4: New file.
221 * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
222 * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
223 * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
224 (__mf_0fn_calloc): ... here.
225 * mf-hooks3.c (struct pthread_info): Remove.
226 (__mf_pthread_info, __mf_pthread_info_idx): Remove.
227 (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
228 (struct mf_thread_data): New.
229 (mf_thread_data, mf_thread_data_lock): New.
230 (__mf_allocate_blank_threadinfo): Remove.
231 (__mf_find_threadinfo): Rewrite and simplify. Only use if TLS is
233 (__mf_state_perthread): Remove.
234 (__mf_get_state, __mf_set_state): New.
235 (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
236 Update mf_thread_data killing procedure.
237 (__mf_pthread_spawner): Similarly.
238 (__mf_0fn_pthread_create): Only use wrapper if necessary. Remove
239 code to allocate thread stack space.
240 (__mf_0fn_pthread_join, pthread_join): Remove.
241 (__mf_0fn_pthread_exit, pthread_exit): Remove.
242 * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
243 (__mf_state_1): Rename from __mf_state; use TLS when available.
244 (__mf_get_state, __mf_set_state): New. Update all users.
245 * mf-runtime.c (begin_recursion_protect1): New.
246 (BEGIN_RECURSION_PROTECT): Use it.
247 (__mf_state_1): Rename from __mf_state; use TLS when available.
248 (threads_active_p): Remove.
249 (__mf_usage): Compute it directly.
251 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
253 * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
255 2005-06-15 Frank Ch. Eigler <fche@redhat.com>
257 Fix for uncaching bug reported by Herman ten Brugge.
258 * mf-runtime.c (__mf_uncache_object): Search whole cache.
259 * testsuite/libmudflap.c/fail40-frag.c: New test.
261 2005-05-23 Alfred M. Szmidt <ams@gnu.org>
264 * Makefile.am (AM_MAKEFLAGS): Pass includedir.
265 * Makefile.in: Amend.
267 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
270 * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
271 * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
273 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
276 * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
278 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
281 * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
282 unsigned vars with #defines instead of enums.
284 2005-05-09 Mike Stump <mrs@apple.com>
286 * configure: Regenerate.
288 2005-04-12 Mike Stump <mrs@apple.com>
290 * configure: Regenerate.
292 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
295 * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
296 * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
298 2005-04-04 Alan Modra <amodra@bigpond.net.au>
300 * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
302 2005-03-31 Mike Stump <mrs@apple.com>
304 * mf-runtime.h: Add libmudflap copyright clause.
306 2005-03-21 Mike Stump <mrs@apple.com>
308 * mf-heuristics.c: Fix whitespace at end of line.
309 * mf-hooks1.c: Likewise.
310 * mf-hooks2.c: Likewise.
311 * mf-hooks3.c: Likewise.
312 * mf-impl.h: Likewise.
313 * mf-runtime.c: Likewise.
314 * mf-runtime.h: Likewise.
316 2005-03-21 Zack Weinberg <zack@codesourcery.com>
318 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
319 In all substitutions, expand gcc_version in Makefile.
320 * aclocal.m4, configure: Regenerate.
321 * Makefile.am: Set gcc_version.
322 * Makefile.in, testsuite/Makefile.in: Regenerate.
324 2005-03-17 Frank Ch. Eigler <fche@redhat.com>
326 * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
327 * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
329 2005-02-13 Frank Ch. Eigler <fche@redhat.com>
332 * testsuite/libmudflap.c++/pass55-frag.c: New test.
334 2005-01-05 Richard Henderson <rth@redhat.com>
336 * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
338 2005-01-02 Greg McGary <greg@mcgary.org>
340 * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
341 * mf-runtime.h: New file, replaces mf-runtime.h.in.
342 * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
343 * Makefile.in: Ditto.
344 * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
345 * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
346 * testsuite/libmudflap.c/fail36-frag.c: New test.
347 * testsuite/libmudflap.c/fail37-frag.c: New test.
348 * testsuite/libmudflap.c/fail38-frag.c: New test.
350 2004-12-08 Kelley Cook <kcook@gcc.gnu.org>
352 * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
353 * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
355 2004-12-02 Richard Sandiford <rsandifo@redhat.com>
357 * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
358 * aclocal.m4: Include ../config/gcc-version.m4.
359 * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
361 2004-11-29 Kelley Cook <kcook@gcc.gnu.org>
363 * Makefile.am: Define ACLOCAL_AMFLAGS.
364 * acinclude.m4: Remove.
365 * stamp-h.in: Remove superfluous stamp file.
366 * aclocal.m4, configure, Makefile.in: Regenerate.
367 * testsuite/Makefile.in: Likewise.
369 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
371 * Makefile.am: Revert previous.
372 * acinclude.m4: Restore.
373 * aclocal.m4, configure, Makefile.in: Regenerate.
374 * testsuite/Makefile.in: Likewise.
376 2004-11-24 Kelley Cook <kcook@gcc.gnu.org>
378 * Makefile.am: Define ACLOCAL_AMFLAGS.
379 * acinclude.m4: Remove.
380 * aclocal.m4, configure, Makefile.in: Regenerate.
381 * testsuite/Makefile.in: Likewise.
383 2004-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
385 * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
387 2004-11-23 Kelley Cook <kcook@gcc.gnu.org>
389 * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
390 * testsuite/Makefile.in: Likewise.
392 2004-11-01 Andreas Schwab <schwab@suse.de>
394 * configure.ac: (target_alias): Default to $host_alias, not
396 * configure: Regenerated.
398 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
400 * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
401 * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
404 2004-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
407 * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
409 2004-10-12 Frank Ch. Eigler <fche@redhat.com>
411 * configure.ac: Check for more headers, functions.
412 * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
413 tracking overridden FILE buffers.
414 (fopen, setvbuf): New/revised hook functions for buffer overriding.
415 (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
416 (fflush): Accept given NULL stream (means "all streams").
418 * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
420 (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
421 (__mf_adapt_cache): Use them all.
422 * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
423 * testsuite/libmudflap.c++/ctors.exp: Ditto.
424 * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
425 * configure, config.h.in: Regenerated.
427 2004-10-05 Frank Ch. Eigler <fche@redhat.com>
429 * configure.ac: Checking for sys/socket.h once is enough.
430 * configure: Regenerated.
432 2004-10-04 Frank Ch. Eigler <fche@redhat.com>
434 * configure.ac: Look for more headers & functions.
435 * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
436 * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
437 * mf-runtime.c (options): Clean up integer signedness warnings.
438 (main): Add a declaration to fix a warning.
439 * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
440 * configure, config.h.in: Regenerated.
442 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
444 * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
445 New tests for proper base/limit checking for aggregates.
447 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
449 * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
451 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
453 * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
454 * mf-hooks2.c (strerror): Unregister previous string returned by
456 (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
457 (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
458 * mf-runtime.h.in: Add redefine_extname pragmas for them all.
459 * mf-runtime.c (__mf_describe_object): Clarify object life status.
460 * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
462 * configure, config.h.in: Regenerated.
464 2004-08-03 Dale Johannesen <dalej@apple.com>
466 * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
468 2004-08-03 Frank Ch. Eigler <fche@redhat.com>
470 * mf-runtime.c (compare_uintptr_t): Remove function. Inline
471 simplified contents in all former callers.
473 2004-07-27 Ulrich Weigand <weigand@informatik.uni-erlangen.de>
475 * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
476 the statically linked case.
478 2004-07-27 Frank Ch. Eigler <fche@redhat.com>
480 * splay-tree.[ch]: Remove. Merge contents into ...
481 * mf-runtime.c: ... here, renaming symbols and making all functions
482 static. Remove unused min/max functions.
483 * Makefile.am: Forget about splay-tree.[ch].
484 * Makefile.in, testsuite/Makefile.in: Regenerated.
486 2004-07-21 Frank Ch. Eigler <fche@redhat.com>
488 * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
489 (__mfu_usage): Include (C) 2004.
490 * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
491 here. Include a comment explaining why.
493 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
495 * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
496 * mf-runtime.c (options): Give them a name.
497 (__mf_set_default_options): Set them.
498 (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
499 (__mf_violation): Warning cleanup.
500 * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
501 * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
503 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
506 * mf-runtime.c (__mf_init): Make it non-static. Tolerate
509 2004-07-09 Frank Ch. Eigler <fche@redhat.com>
511 Test case for g++/15861
512 * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
513 * testsuite/libmudflap.c++/ctors.exp: Driver.
514 * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
515 Look only for *frag* test cases.
517 2004-07-08 Frank Ch. Eigler <fche@redhat.com>
519 ANSI C conversion, libmudflap specialization, recursion limiting.
520 * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
521 argument and indirection function pointers, update callers.
522 (splay_tree_s): Add statistics and recursion control fields
523 num_keys, max_depth, depth, rebalance_p.
524 * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
525 Back out of search if it exceeds limit.
526 (splay_tree_splay): Manage recursion limiting with rebalancing as
528 (splay_tree_new): More initialization.
529 (splay_tree_rebalance): New function.
530 (splay_tree_foreach): Rewrite using nonrecursive logic.
531 (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
532 Remove. Point indirect calls to mf-runtime.c's routines.
533 (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
535 (splay_tree_delete, splay_tree_delete_helper): Ditto.
536 * testsuite/heap-scalestress.c: New test based on one from
537 Eyal Lebedinsky <eyal@eyal.emu.id.au>:
539 2004-07-05 Matthias Klose <doko@debian.org>
541 * libtool-version: New.
542 * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
543 Use -version-info for soname.
544 * Makefile.in: Regenerate.
545 * configure.ac: Remove libtool_VERSION macro
546 * configure: Regenerate
548 2004-07-05 Zack Weinberg <zack@codesourcery.com>
550 * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
551 __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
554 2004-06-29 Frank Ch. Eigler <fche@redhat.com>
556 Splay tree implementation fork.
557 * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
558 Use hard-coded comparison function for uintptr_t. Remove key/value
559 deallocation logic. Cache last splayed key for consecutive lookups.
560 * Makefile.am, Makefile.in: Use them, don't link to them.
561 * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
562 (__mf_find_objects2): Flip successor/predecessor search sequence.
563 * ansidecl.h, libiberty.h: Removed dummy files.
565 2004-06-29 Nick Clifton <nickc@redhat.com>
567 * configure.ac (AC_CHECK_HEADERS): Add dirent.h
568 * configure: Regenerate.
569 * mf-hooks2.c: Surround uses of dirent.h with #ifdef
571 Remove spurious inclusion of <strings.h>.
573 2004-06-29 Nick Clifton <nickc@redhat.com>
575 * mf-runtime.c (pthread_join): Only apply the weak pragma if the
576 function actually exists.
578 2004-06-25 Frank Ch. Eigler <fche@redhat.com>
580 * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
581 * config.h.in: Regenerated.
583 2004-06-24 Frank Ch. Eigler <fche@redhat.com>
585 Adopt splay trees for object database.
586 * Makefile.am: Copy splay-tree.* from libiberty.
587 * Makefile.in, testsuite/Makefile.in: Regenerated.
588 * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
589 * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
590 * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
591 * mf-runtime.c: Rewrite code dealing with object database to use
592 libiberty splay trees. Remove tree liveness aging option.
593 * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
595 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
597 * configure.ac: New name of configure.in. Update
598 AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
599 AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
600 Autoconf 2.5x and Automake 1.7 or later.
601 * configure.in: Remove.
602 * configure: Regenerate.
604 * Makefile.am: Remove useless multilib rules.
605 * Makefile.in: Regenerate.
607 2004-06-15 Paolo Bonzini <bonzini@gnu.org>
609 * .cvsignore: New file.
611 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
614 * mf-hooks2.c (semctl): Add cygwin porting hack.
616 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
619 * configure.in: Look for ctype header and glibc implementation.
620 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
621 array hooks for glibc 2.3.
622 * mf-runtime.h.in: Wrap them.
623 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
625 * testsuite/libmudflap.c/pass47-frag.c: New test.
626 * configure, config.h.in: Regenerated.
628 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
630 Portability improvements, e.g., libmudflap/15293.
631 * configure.in: Look for glibc extension functions. Look for
632 support of -f{function,data}-sections. Look for more headers.
633 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
634 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
635 mf-hooks* into usual single object per source.
636 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
637 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
638 if system doesn't provide one.
639 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
640 (pthread_create): Use it to properly GC dead thread stacks.
641 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
642 * testsuite/Makefile.am: Stop generating site.exp.
643 * testsuite/mfconfig.exp.in: New file.
644 * testsuite/config/default.exp: Load new mfconfig.exp.
645 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
646 (prune_gcc_output): Add glibc static linking warnings.
647 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
648 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
649 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
650 Regenerated with autoconf 2.57 and automake 1.7.
652 2004-06-04 Per Bothner <per@bothner.com>
654 * configure.in (LIBMUDFLAPTH): Fix thinko.
656 * configure.in: Check for more headers.
657 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
659 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
660 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
662 2004-06-01 Andreas Jaeger <aj@suse.de>
664 * configure.in: Handle multilibs, support
665 --enable-version-specific-runtime-libs.
666 * Makefile.am (lib_LTLIBRARIES): Rename to ...
667 (toolexeclib_LTLIBRARIES): this for multilib support.
668 * Makefile.in: Regenerated.
669 * configure: Regenerated.
670 * aclocal.m4: Regenerated.
671 * config.h.in: Regenerated.
672 * testsuite/Makefile.in: Regenerated.
674 2004-06-01 Andreas Jaeger <aj@suse.de>
676 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
677 multilibs, using multilib directory instead of hardcoded path.
680 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
682 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
683 * Makefile.in: Ditto.
685 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
687 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
688 * aclocal.m4, configure: Rebuilt.
690 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
692 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
693 import some build settings from libstdc++-v3 testsuite_flags.
694 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
695 changes to pass test language.
697 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
698 quicker mode-nop handling.
700 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
702 * mf-impl.h: Added libgcc license header.
704 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
706 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
707 Added libgcc license header.
708 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
709 (pthread_create): Simplify stack allocation syntax.
711 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
713 * mf-hooks2.c: Support FreeBSD.
714 (WRAP_gets): Avoid gets().
715 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
716 test unimplemented mem/str calls on FreeBSD.
717 * testsuite/libmudflap.c/pass21-frag.c: Do not include
718 <alloca.h> on FreeBSD.
720 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
722 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
723 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
724 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
725 flags for static linking permutation.
726 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
727 some pthreads code that croaks on linux glibc tls.
729 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
731 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
733 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
735 * testsuite/libmudflap.c/pass44-frag.c: New test.
737 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
739 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
741 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
743 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
745 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
747 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
749 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
752 * configure.in: Add check for see if
753 socklen_t typedef is in sys/socket.h.
754 * mf-hooks1.c: Add define if socklen_t
756 * mf-hooks2.c: Likewise.
757 * mf-hooks3.c: Likewise.
758 * config.h.in: Regen.
761 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
763 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
764 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
766 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
767 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
768 (unoptimized) allocation of stack space.
770 2003-12-07 Richard Henderson <rth@redhat.com>
772 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
773 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
775 2003-12-06 Andrew Pinski <apinski@apple.com>
777 partial PR libmudflap/12670
778 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
779 * mf-hooks2.c: Likewise.
780 * mf-hooks3.c: Likewise.
782 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
785 * mf-runtime.h.in: Switch to #pragma redefine_extname for
786 symbols interposed at compile time.
787 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
790 * mf-hooks2.c (semctl): Tolerate FreeBSD.
792 * configure.in: Reorganize check for <pthread.h>.
793 * configure: Regenerated.
795 2003-11-04 David Edelsohn <edelsohn@gnu.org>
797 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
798 (_LARGE_FILE_API): Define for AIX.
799 * mf-hooks[123]: Same.
800 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
802 2003-10-21 David Edelsohn <edelsohn@gnu.org>
804 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
806 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
808 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
810 * configure.in: Update check for union semun.
812 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
815 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
817 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
820 * configure.in: Add checks for 64-bit LFS functions, struct semun
821 definition, for BSD compatibility.
822 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
823 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
824 * mf-hooks3.c: Ditto.
825 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
827 * configure, config.h.in: Regenerated.
829 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
831 Multithreading fixes:
832 * mf-runtime.c (__mf_object): Store allocating/deallocating
834 (options): Support new "-thread-stack" option.
835 Rename "-heur-argv-environ" option to "-heur-stdlib".
836 Disable "-lc-mask" and "-lc-shift" options.
837 (__mf_dynamic): Add function pointers for pthread_join/_exit.
838 (__assert_fail): New self-contained function for glibc.
839 * mf-hooks3.c: Essentially rewritten, particularly related to
840 use of __mf_pthread_info array.
841 (pthread_join, _exit): New hook functions.
842 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
843 * testsuite/libmudflap.cth/pass40-frag.c: New test.
846 * mf-heuristics.c: Add type casts for tracing, sub calls.
847 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
848 Update all callers to declare explicit result holder.
849 (END_PROTECT): Removed.
850 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
852 2003-07-15 Diego Novillo <dnovillo@redhat.com>
854 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
855 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
856 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
858 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
860 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
862 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
863 Move these macros from old mf-hooks.c here.
864 * Makefile.am: Adapt to split-up hook sources for faster builds.
865 * Makefile.in: Regenerated.
867 * mf-heuristics.c: Remove #if-0 block.
869 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
870 (__mf_starting_p): New state only for use while dlsym bootstrapping.
871 (CALL_REAL, __mf_init): Corresponding changes.
872 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
873 all callers to remove redundant "mf:" prefix.
874 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
875 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
876 (__mf_pthread_info): Become a hash table.
878 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
879 "dg-repetitions" directives to control test case execution.
880 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
882 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
884 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
886 * mf-hooks.c (alloca): Separate into stub.
887 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
888 malloc/free for alloca blocks.
889 (pthread_create): Tolerate failing pthread_attr_get* calls.
890 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
891 * mf-impl.h (CALL_WRAP): Remove macro.
892 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
893 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
894 padding for ia64 BIT_FIELD_REF constructs.
896 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
898 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
899 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
900 libmudflap object type.
901 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
902 crashes on unregistering STATIC objects.
904 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
906 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
907 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
908 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
909 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
910 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
911 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
912 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
913 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
914 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
915 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
916 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
917 (accept, bind, connect, gethostname, sethostname): New hooks.
918 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
919 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
920 (semop, semctl, shmctl, shmat, shmdt): New hooks.
921 * mf-runtime.h.in: Corresponding changes.
922 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
923 (opts) Rename heur_argv_environ to heur_std_data.
924 (__mf_wrap_main): Use STATIC type for argv/environ strings.
925 * Makefile.am: Corresponding changes.
926 * Makefile.in: Regenerated.
928 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
930 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
931 heuristic for threaded case, and for non-x86-linux targets.
932 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
933 for use during pre-main() program startup.
934 (__mf_0fn_*): Make these functions non-static.
935 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
937 * mf-runtime.c (__mf_state): Set initial state to "starting".
938 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
939 (__wrap_main): New function to register argv[] and environ[] strings.
941 (*): In all trace functions, use "%p" as formatter for uintptr_t.
943 * testsuite/libmudflap.c/pass38-frag.c: New test case.
944 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
946 * acinclude.m4: Add comments with aoliva's concerns about x86_64
948 * aclocal.m4, configure: Regenerated.
950 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
952 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
953 * aclocal.m4, configure: Regenerated.
955 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
957 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
958 for x86_64 target. Disable caching for this value.
959 * aclocal.m4, configure: Regenerated.
961 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
963 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
964 is about to become deprecated, and its present handling bugs are
967 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
969 * testsuite/libmudflap.c/pass38-frag.c: New test for
972 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
974 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
975 __mf_report, asserting reentrant calling context.
977 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
979 * mf-hooks.c (realloc): Correct reentrancy logic.
980 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
982 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
984 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
985 PTHREAD_THREADS_MAX. Update users.
986 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
988 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
989 with libmudflapth presence indicator.
990 * testsuite/Makefile.in: Regenerated.
992 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
994 * Makefile.am (AM_CFLAGS): Remove "-ansi".
995 * configure.in: Remove silly no-pthreads => no-shared logic.
996 * Makefile.in, configure: Regenerated.
997 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
998 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
999 code. Count reentrancy events.
1000 (all hook functions): Don't directly manipulate __mf_state variable.
1001 Add TRACE calls to hook functions without them.
1002 * mf-impl.h (LOCKTH): Try to count lock contention events.
1003 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1004 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1005 Reorganize reentrancy code.
1006 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1007 identify reentrancy with mutex holding times.
1008 (internal __mfu_ entry points): Remove internal reentrancy code.
1009 (__mf_init): Use ordinary locked calls.
1010 (__mfu_report): Print the two new counts.
1011 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1012 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1013 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1014 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1017 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
1019 * configure.in: Add pthread support, plus glibc and porting hacks.
1020 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1021 from objects built into ./pth/.
1022 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1023 functions for internal entry points. Update callers to pick
1024 locked vs. unlocked variants.
1025 (__mf_resolve_single_dynamic): Extend to support symbol versioning
1026 info coming in from a static data structure.
1027 (*): Reorder miscellaneous declarations to group data vs functions.
1028 (__mf_set_default_options): Simplify.
1029 (__mf_usage): Mention threading status of host executable.
1030 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
1031 decls to match above.
1032 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1033 * mf-heuristics.c: Choose between locked/unlocked calls. Add
1034 some lock/unlock markers. Remove some unused code.
1036 (pthread_create): New hook function.
1037 (__mf_pthread_cleanup, _spawner): New helper functions.
1038 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1040 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
1042 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1044 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
1046 * Makefile.am (HOOKOBJS): Add *time related hooks.
1047 * configure.in: Look for pthreads.h header.
1048 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1049 * mf-runtime.c: Begin sketching some pthreads support.
1050 (__mf_usage): Check for -lpthread presence.
1051 (__mf_unregister): Confirm matching unregistration base.
1052 (__mf_find_objects_rec): Reduce unnecessary recursion.
1053 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
1054 #defines for new hook functions.
1055 * mf-impl.h: Corresponding changes.
1056 * config.h.in, configure, Makefile.in: Regenerated.
1058 2002-04-27 Diego Novillo <dnovillo@redhat.com>
1060 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1061 modifiers to prevent being optimized away.
1062 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1063 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1064 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1065 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1066 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1067 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1068 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1070 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1072 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1073 * configure.in: Look for uintptr_t and -ldl on target.
1074 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1075 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1076 * testsuite/Makefile.in: Regenerated.
1077 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1078 for better C compliance.
1080 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
1082 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1084 * mf-runtime.c (__mf_set_default_options): Turn off
1085 check-initialization.
1086 (__mf_describe_object): Shorten description.
1087 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1089 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
1091 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1093 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
1095 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1097 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1098 * mf-impl.h (CALL_BACKUP): New macros.
1099 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1101 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
1103 * Makefile.am (AM_CFLAGS): Remove optimization flags.
1104 (HOOKOBJS): Remove dlopen hook.
1105 (libmudflap_la_LIBADD): Add -ldl.
1106 * mf-hooks.c (dlopen): Remove hook.
1107 * mf-impl.h (__mf_dynamic): Ditto.
1108 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1109 * Makefile.in: Regenerated.
1111 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
1113 * configure.in: Check for target gettimeofday, signal, some headers.
1114 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
1115 out inop multi_threaded field.
1116 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1117 (__mf_set_options): Correct handling of "-help".
1118 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1119 (__mf_check, __mf_register, __mf_unregister): Call it.
1120 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1121 (__mf_report_leaks): Make callable
1122 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
1123 distribution statistics.
1124 (__mf_adapt_cache): Rewrite shift guessing logic based on address
1126 * config.h.in, configure: Regenerated.
1127 * testsuite/libmudflap.c/fail27-frag.c: New test.
1128 * testsuite/libmudflap.c/pass36-frag.c: New test.
1130 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
1132 * mf-runtime.h.in: Tweak.
1133 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1134 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1135 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1137 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1139 * configure.in: Tweak generation of mf-runtime.h some more. It
1140 needs to work from both config.status and configure.
1141 * configure: Regenerated.
1143 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
1145 * Makefile.am: Reorganize hook file building. Add auto dependencies.
1146 * configure.in: Tweak generation of mf-runtime.h.
1147 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1148 * mf-hooks.c (*): Adapt to initialized-heap object type.
1149 * mf-impl.h: Tweak cemetary boundaries.
1150 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1152 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1153 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1154 * testsuite/lib/libmudflap.exp (includes): Include build tree.
1155 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1157 * testsuite/.../fail{25,26}-frag.c: New tests.
1158 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1159 * Makefile.in, configure: Regenerated.
1161 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1163 * mf-runtime.c (__mf_set_default_options): Turn on initialization
1164 checking by default.
1165 (__mf_insert_new_object): As a temporary hack, assume that new
1166 objects registered on the stack start out initialized.
1167 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1168 heap objects by hand.
1170 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
1172 Switch to macro-style hooks for str*/mem*/b* functions.
1173 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1174 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1175 * mf-runtime.c: #include config.h to enable glibc backtraces again.
1176 (__mf_set_default_options): Turn off heur_proc_map.
1177 (*): Adapt to to macro-style hook functions.
1178 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1179 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1180 (__mf_violation): Handle __MF_VIOL_WATCH.
1181 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1182 (__mf_dynamic): Removed mem*/str*/b* functions.
1183 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1184 (WRAPPER2): New macro for macro-style hooks.
1185 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1187 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1188 * mf-heuristics.c: Adapt to macro-style hook functions.
1189 Correct some comments.
1190 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1191 output pattern tests.
1192 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1193 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1195 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
1197 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1198 for global array registration.
1199 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1200 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1202 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
1204 * Makefile.am: Add gross make bug workarounds. Tweaked
1205 SUBDIRS and AM_CFLAGS.
1206 * Makefile.in: Regenerated.
1208 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
1211 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1212 * Makefile.am (TESTS): Remove simple automake testing.
1213 * configure, Makefile.in: Regenerated.
1214 (SUBDIRS): Include new testsuite/ directory.
1215 * tests/*: Removed all files; moved bulk under:
1216 * testsuite/*: New subdirectory tree.
1217 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1218 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1219 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1220 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1221 * testsuite/config/default.exp: New file.
1222 * testsuite/Makefile.am, Makefile.in: New files.
1224 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
1226 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1227 (TESTS): Add fail22 and pass29 tests.
1228 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1229 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
1230 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
1231 values. Move __MF_VIOL* here.
1232 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1233 (check_initialization): New field in __mf_opts. Default off.
1234 (read_count,write_count): New fields in __mf_object.
1235 (__mf_check): Implement basic initialization checking.
1236 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1237 (__mf_describe_object): Print new fields.
1238 (__mf_violation): Identify check/read vs. check/write in messages.
1239 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1240 "-check-initialized" mudflap option.
1241 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1242 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1243 Drop __FILE__/__LINE__ hack. Update callers.
1244 (*): Adapt to new mf-runtime.h API.
1245 * Makefile.in: regenerated.
1247 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
1249 * configure.in: Build mf-runtime.h a more proper way.
1250 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1251 * mf-runtime.c (verbose_violations): Turn on by default.
1252 * mf-runtime.h.in: Remove some miscellaneous stuff ...
1253 * mf-impl.h: ... and move it here.
1254 * configure: Regenerated.
1256 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
1258 * configure.in: Look for C++ compiler.
1259 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1260 fixed type warnings when built with C++.
1261 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1262 * Makefile.am (TESTS): Run them.
1263 (*) Add new rules for building and running C++ tests.
1264 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1265 * mf-runtime.h.in: Protect with extern "C".
1266 * Makefile, configure: Regenerated.
1268 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
1270 Portability improvements.
1271 * configure.in: Look for glibc backtrace headers/functions.
1272 * mf-hooks.c: Don't include <execinfo.h> any more.
1273 * mf-runtime.c (__mf_set_options): Call more stdlib functions
1275 (__mf_backtrace): Provide alternate baby implementation in
1277 * test/mf-driver.c: Portability tweaks.
1278 * acinclude.m4: New file, containing top level libtool.m4.
1279 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1281 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
1283 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1285 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
1287 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1289 (__mf_unregister): Implement stack/heap object wiping.
1290 (__mf_set_options): Renamed from __mf_process_opts.
1291 (__mf_uncache_object): Change arg type, correct callers.
1292 * mf-impl.h: Corresponding changes.
1293 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1294 * mf-runtime.h.in (__mf_set_options): Extend public API.
1295 * test/pass26-frag.c: New test for stack wiping.
1296 * Makefile.am (TESTS): Run it.
1297 * Makefile.in: Regenerated.
1299 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
1301 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1302 * mf-runtime.c (__mf_object_t): Add watching_p field.
1303 (__mf_watch_or_not): New function to implement
1304 object watch flagging.
1305 (__mf_watch, __mf_unwatch): New wrappers for above.
1306 (__mf_check, __mf_describe_object): Handle objects with watching_p.
1307 (__mf_count_violation): Enlarge array.
1308 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
1309 unlink object. Clear cache properly.
1310 (__mf_unregister): Unlink object explicitly before uncaching.
1311 * test/fail21-frag.c, pass25-frag.c: New tests.
1312 * Makefile.in, aclocal.m4: Regenerated.
1314 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
1316 * test/fail20-frag.c: New test for NULL pointer dereferencing.
1317 * Makefile.am (TESTS): Add it.
1318 * test/pass-stratcliff.c: Add decls of stpcpy.
1319 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
1320 build tree from config.h and new file mf-runtime.h.in.
1321 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
1322 * Makefile.in, configure, config.h.in: Regenerated.
1323 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1324 * mf-runtime.c (options, __mf_set_default_options): Support new
1325 default "abbreviate" option.
1326 (__mf_object.description_epoch): New field.
1327 (__mf_describe_object): Conditionally abbreviate objects already
1328 displayed in current epoch. Accept NULL input to increment epoch.
1329 (__mf_fini, __mf_ini): Reset description epoch.
1330 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1331 that NULL pointer slot in lookup cache is invalidated. Register a
1332 NOACCESS region around NULL.
1333 * mf-impl.h: Corresponding changes.
1335 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
1337 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1338 * Makefile.am: Run them. Install mf-runtime.h.
1339 * Makefile.in: Regenerated.
1340 * mf-hooks.c: Add some markers for more missing functions.
1341 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1342 statistic to tune tune cache size (mask).
1344 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
1346 * test/pass23-frag.c: New test for bit_field_ref expressions.
1347 * Makefile.am, Makefile.in: Add new test.
1348 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1349 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1350 * mf-runtime.c (__mf_init): Register errno global.
1351 (__mf_find_object): Removed function.
1352 (__mf_check): Rewrite logic to support accesses across some
1353 contiguous but distinctly registered objects.
1354 (__mf_remove_old_object): Tolerate cache entries that span
1357 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
1359 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1360 * Makefile.am, Makefile.in: Run new tests.
1361 * mf-hooks.c (alloca): Correct stack direction logic.
1363 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
1365 * mf-impl.h (adapt_cache): New option.
1366 * mf-runtime.c (__mf_set_default_options): Set its default value.
1367 Tweak the tree_aging parameter down.
1368 (__mf_check): Maintain separate counter for cache-adaptation.
1369 (__mf_tree_analyze): New function to collect object tree stats.
1370 (__mf_adapt_cache): New function to automate cache parameters.
1372 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
1374 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1375 hypothetical #if-0'd argv/envp region registration.
1376 * mf-runtime.c (__mf_init): Add kludged form of above.
1377 (*) Add "heur_argv_environ" flag, default on, to govern this.
1378 * mf-impl.h: Corresponding changes.
1380 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
1382 * test/fail18-frag.c: New test file for NOACCESS regions.
1383 * Makefile.am (TESTS): Add new test.
1384 * Makefile.in: Regenerated.
1386 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1387 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1388 (optimize_object_tree): Remove unused mudflap_option.
1389 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
1390 support throughout. Use .._MAX_CEM for cemetary upper bound.
1391 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1393 (__mf_object): Add new liveness field for use by tree aging.
1394 (__mf_check): Trigger tree aging when needed.
1395 (__mf_age_tree): New function to decay liveness field.
1396 (__mf_find_objects_rec): Use liveness field to rotate tree.
1397 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1398 (__mf_unregister): Ditto.
1399 (__mf_register): Tweak duplicate-static message.
1400 (__mf_violation: Tweak nearby-object counter printing.
1402 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
1404 * test/pass20-frag.c: New test file.
1405 * Makefile.am (TESTS): Reorganize. Add pass20 test.
1406 * Makefile.in: Regenerated.
1408 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
1409 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1410 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1411 entries to avoid repeat registration.
1412 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1413 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1415 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
1417 * Makefile.am: Create test sources with #include, not cat>>.
1418 * Makefile.in: Regenerated.
1419 * test/buildtest.sh: Removed.
1420 * test/driver.c (abort_handler, main): Be quiet.
1422 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1424 * test/pass18-frag.c, pass19-frag.c: New tests.
1425 * Makefile.am (check): Run them. Rebuild test programs each time.
1426 * Makefile.in: Regenerated.
1428 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
1430 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1431 overlapping object search.
1432 (__mf_violation): Likewise for nearby objects.
1433 Improve nearby-object listing.
1436 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1437 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1439 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
1442 * Makefile.am (AM_CFLAGS): New definition of needed settings.
1443 (HOOKOBJS): Add alloca-hook.o.
1444 * mf-hooks.c (alloca): New function to implement alloca in libiberty
1446 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1447 (__mf_backtrace): Reimplement without using alloca.
1448 * Makefile.in: Regenerated.
1451 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1452 Correct signedness bugs in length-tracking variables.
1453 * mf-impl.h: Make options unsigned.
1454 (CALL_WRAP): New macro to parallel CALL_REAL().
1455 (DECLARE): Remove erroneous ";" at end.
1456 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1457 formatting specs with %08lx. Correct several compiler warnings.
1459 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
1461 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1463 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
1465 libmudflap hook breakup:
1466 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1468 (TESTS): Make dependent on libmudflap.
1469 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1470 compiled from segments of mf-hooks.c.
1471 * mf-hooks.c: Corresponding changes: wrap each function in
1473 * Makefile.in: Regenerated.
1475 Heuristics reorganization:
1476 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1477 Remove these functions. Update callers.
1478 (__mf_heuristic_check): Incorporate all the various heuristics.
1479 Encode cacheability/retry judgement into trinary return value.
1480 Separate start-end logic into a separate fallback heuristic. Only
1481 register relevant /proc/self/map segments.
1482 * mf-impl.h: Corresponding changes.
1483 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1484 (__mf_init): Don't call __mf_init_heuristics.
1487 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1488 "-verbose-trace" to emit all tracing messages other than those of
1489 basic public api. Eliminate some duplicate/excessive messages.
1490 * mf-runtime.h: Corresponding changes.
1492 2002-08-27 Graydon Hoare <graydon@redhat.com>
1494 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1495 and __real when compiled with -DPIC.
1496 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1497 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1498 * Makefile.in: Regenerate.
1500 2002-08-26 Graydon Hoare <graydon@redhat.com>
1502 * mf-impl.h: New file, private implementation header.
1503 * mf-runtime.h: Reorganize a bit.
1504 (CLAMPSZ): Fix arithmetic.
1505 (__MF_CACHE_MISS_P): Fix arithmetic.
1506 * mf-runtime.c: Reorganize a bit.
1507 (__mf_dynamic): New structure.
1508 (resolve_single_dynamic): New function.
1509 (__mf_resolve_dynamics): New function.
1510 (__mf_init): Initialize dynamic wrappers.
1511 * mf-hooks.c: Macro-ize __real calls.
1512 Clamp various bits of arithmetic.
1513 Add explicit __mf_check call contexts.
1514 * Makefile.am: Add dependencies on mf-impl.h
1515 * Makefile.in: Regenerate.
1516 * configure.in: Comment out shared override.
1517 * configure: Regenerate.
1519 2002-08-22 Graydon Hoare <graydon@redhat.com>
1521 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1522 (__mf_check): Re-inialize and check heuristics before violation.
1523 (__mf_register): Permit updating pure-guess regions.
1524 * mf-hooks.c (__wrap_free): Correct some free queue logic.
1525 (__wrap_dlopen): New wrapper function.
1526 (__wrap_mmap): New wrapper function.
1527 (__wrap_munmap): New wrapper function.
1528 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1529 which are not stack addresses.
1530 (is_stack_address): New function.
1531 (__mf_init_heuristics): Save and restore state, always initialize with
1534 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
1536 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1537 error. Pass location string.
1538 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1539 * mf-runtime.c (options): Add lc-mask, lc-shift options.
1540 (__mf_process_opts): Apply some sanity checking for lc-mask.
1541 (__mf_check, __mf_violation): Take new location-string argument.
1542 Update callers to pass NULL if necessary.
1543 (__mf_backtrace): New smart backtracer function. Calls replace
1544 several ad-hoc blocks elsewhere.
1545 (__mf_describe_object): Remove bad reentrancy test. Improve
1547 * mf-runtime.h: Corresponding changes. Public/private markup.
1548 (__MF_CACHE_MISS_P): New macro.
1550 2002-08-20 Graydon Hoare <graydon@redhat.com>
1552 * mf-runtime.h: New option: stack_bound (heuristic).
1553 Move some macros out of implementation files.
1554 * mf-runtime.c: New option string: -stack-bound.
1555 Unify recursion protection with hooks.
1557 (__mf_check): Call __mf_heuristic_check.
1558 (__mf_process_opts): Fix "no-" processing.
1559 * mf-heuristics.c (__mf_heuristic_check): New function.
1560 * mf-hooks.c: Much off-by-one fixing, recursion protection.
1562 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
1564 Option parsing improvements, region splitting bug fixes:
1565 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1566 * mf-runtime.h (heur_proc_map): New libmudflap option.
1567 * mf-runtime.c (__mf_set_default_options): Set it.
1568 (__mf_usage): Print default values/status.
1569 (__mf_process_opts): Support general "no-" option string prefix.
1570 (__mf_init): Print __mf_usage on unknown-option error.
1571 (__mf_register): Print trace message up front.
1572 Correct region splitting logic for case where a subregion disappears.
1573 Correct memory leak.
1574 (__mf_violation): Make even basic message conditional on option.
1577 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1578 (clean-local): New target.
1579 (test/*x rules): Add -g CFLAGS.
1580 (CFLAGS): Add -freorder-blocks.
1581 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1582 * Makefile.in: Regenerated.
1583 * Makefile, mf-config.h: Removed files.
1585 2002-08-16 Graydon Hoare <graydon@redhat.com>
1587 * mf-runtime.c (__mf_insert_new_object): Factor out of
1589 (__mf_remove_old_object): Factor out of __mf_unregister.
1590 (__mf_register): Handle guessed regions, splitting
1591 guesses when new registrations arrive.
1592 (__mf_unregister): Do not unregister guesses.
1593 * mf-runtime.h: Move convenience macros around,
1594 declare new option fields. Add __MF_TYPE_GUESS.
1595 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1596 (__wrap_free): Call __real_free for deferred frees.
1597 * Makefile.am: Add more tests, fix dependency.
1598 * Makefile.in: Regenerate.
1599 * test/pass[13..17]-frag.c: New testcases.
1600 * test/fail[13..17]-frag.c: New testcases.
1602 2002-08-15 Graydon Hoare <graydon@redhat.com>
1604 * mf-heuristics.c: New file.
1605 * mf-runtime.c (options): Add -trace-calls option.
1606 (__mf_init): Call __mf_init_heuristics.
1608 2002-08-14 Graydon Hoare <graydon@redhat.com>
1610 * Makefile.am (TESTS): Add testsuite support.
1611 * Makefile.in: Regenerate.
1612 * test/mf-driver.c: New file.
1613 * test/buildtest.sh: New file.
1614 * test/passNN-frag.c: New testcases.
1615 * test/failNN-frag.c: New testcases.
1617 2002-08-14 Graydon Hoare <graydon@redhat.com>
1619 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1620 verifying non-size-limited string extents.
1622 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1624 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1625 instead of plain str[n]len for internal checks.
1626 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1628 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1630 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1632 2002-08-13 Graydon Hoare <graydon@redhat.com>
1634 * mf-runtime.c: Rework configuration to operate on
1635 environment variable options rather than #defines
1636 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1637 (__mf_init): Set static __mf_active_p flag on startup,
1638 to inhibit mudflap wrap-based checking during crt0.s.
1639 * mf-runtime.h: Declare options structure.
1640 * mf-hooks.c: New wrappings for mem*, b*, str*
1641 libc functions (temporarily #if 0-ed out).
1643 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1645 * Makefile.am, configure.in: New files.
1646 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1647 * stamp-h.in, aclocal.m4: Ditto.
1649 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1651 * Makefile: New file.
1652 * mf-config.h: New file: runtime configuration.
1653 * mf-hooks.c: New file: interposed libc functions.
1654 * mf-runtime.c: New file: bulk of runtime.
1655 * mf-runtime.h: New file: public functions.