libmudflap/ChangeLog

   1 2008-11-26  Janis Johnson  <janis187@us.ibm.com>
   2
   3         PR testsuite/28870
   4         * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
   5         (dg-timeout): Remove.
   6         (standard-wait): Remove.
   7         * testsuite/lib/libmudflap.exp: Include new timeout library files.
   8         (libmudflap_target_compile): Set timeout value from new proc.
   9
  10 2008-11-10  Jakub Jelinek  <jakub@redhat.com>
  11
  12         PR middle-end/35314
  13         * testsuite/libmudflap.c/pass67-frag.c: New test.
  14
  15 2008-10-09  Jakub Jelinek  <jakub@redhat.com>
  16
  17         PR c++/37568
  18         * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
  19
  20 2008-09-26  Peter O'Gorman  <pogma@thewrittenword.com>
  21             Steve Ellcey  <sje@cup.hp.com>
  22
  23         * configure: Regenerate for new libtool.
  24         * Makefile.in: Ditto.
  25         * testsuite/Makefile.in: Ditto.
  26
  27 2008-09-15  Jakub Jelinek  <jakub@redhat.com>
  28
  29         PR libmudflap/36397
  30         * testsuite/libmudflap.c/pass64-frag.c: New test.
  31
  32 2008-06-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  33
  34         * Makefile.in: Regenerate.
  35         * config.h.in: Regenerate.
  36         * configure: Regenerate.
  37         * testsuite/Makefile.in: Regenerate.
  38
  39 2008-04-18  Paolo Bonzini  <bonzini@gnu.org>
  40
  41         PR bootstrap/35457
  42         * aclocal.m4: Regenerate.
  43         * configure: Regenerate.
  44
  45 2008-03-20  Volker Reichelt  <v.reichelt@netcologne.de>
  46
  47         * testsuite/libmudflap.c/pass63-frag.c: New test.
  48
  49 2008-03-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  50
  51         * aclocal.m4: Regenerate.
  52         * configure: Likewise.
  53         * Makefile.in: Likewise.
  54         * testsuite/Makefile.in: Likewise.
  55
  56 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
  57
  58         * mf-runtime.c (__mf_usage): Update copyright notice dates.
  59
  60 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
  61
  62         * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
  63         mudflap dead object.
  64         * testsuite/libmudflap.c/fail9-frag.c: Ditto.
  65
  66 2008-01-24  David Edelsohn  <edelsohn@gnu.org>
  67
  68         * configure: Regenerate.
  69
  70 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
  71
  72         PR tree-optimization/34618
  73         * testsuite/libmudflap.c/pass62-frag.c: New test.
  74
  75 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
  76
  77         PR c++/34619
  78         * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
  79
  80 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
  81
  82         PR libmudflap/26442
  83         * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
  84
  85 2007-10-15  Maciej W. Rozycki  <macro@linux-mips.org>
  86
  87         * configure: Regenerate following changes to ../config/tls.m4.
  88
  89 2007-07-26  Tom Tromey  <tromey@redhat.com>
  90
  91         * Makefile.in: Rebuilt.
  92         * Makefile.am (clean-local): Removed.
  93         (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
  94         pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
  95         (libmudflapth_la_SOURCES): List sources.
  96         (libmudflapth_la_LIBADD): Clear.
  97         (libmudflapth_la_CFLAGS): New variable.
  98
  99 2007-07-05  H.J. Lu  <hongjiu.lu@intel.com>
 100
 101         * aclocal.m4: Regenerated.
 102
 103 2007-06-02  Paolo Bonzini  <bonzini@gnu.org>
 104
 105         * configure: Regenerate.
 106
 107 2007-05-31  Frank Ch. Eigler  <fche@redhat.com>
 108
 109         From Andi Kleen <ak@suse.de>:
 110         * mf-runtime.c (options): Rename structure for compatibility with
 111         glibc getopt_long.
 112
 113 2007-05-23  Steve Ellcey  <sje@cup.hp.com>
 114
 115         * Makefile.in: Regenerate.
 116         * configure: Regenerate.
 117         * aclocal.m4: Regenerate.
 118         * testsuite/Makefile.in: Regenerate.
 119
 120 2007-03-14  Uros Bizjak  <ubizjak@gmail.com>
 121
 122         * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
 123
 124 2007-03-01  Brooks Moses  <brooks.moses@codesourcery.com>
 125
 126         * Makefile.am: Add dummy install-pdf target.
 127         * Makefile.in: Regenerate
 128
 129 2007-02-07  Jakub Jelinek  <jakub@redhat.com>
 130
 131         PR libgomp/28468
 132         * configure: Regenerate.
 133
 134 2006-12-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
 135
 136         * configure: Regenerate.
 137
 138 2006-11-13  Daniel Jacobowitz  <dan@codesourcery.com>
 139
 140         * configure: Regenerated.
 141
 142 2006-11-10  Frank Ch. Eigler  <fche@redhat.com>
 143
 144         PR libmudflap/28578
 145         * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
 146         static but not function scope static.
 147         (free): Skip deallocation attempts for objects placed into
 148         bootstrap buffers.
 149         * testsuite/libmudflap.cth/pass59-frag.c: New test.
 150
 151 2006-11-06  Frank Ch. Eigler  <fche@redhat.com>
 152
 153         From Herman ten Brugge <hermantenbrugge@home.nl>:
 154         * mf-runtime.c (__mf_uncache_object): Optimize the code so that
 155         small and large objects are handled a lot faster.
 156
 157 2006-11-06  Frank Ch. Eigler  <fche@redhat.com>
 158
 159         * configure.ac (__libc_freeres): Look for it.
 160         * mf-impl.h (call_libc_freeres): New configuration flag.
 161         * mf-runtime.c (__mf_set_default_options): Set it by default.
 162         (__mfu_report): Call it if needed.
 163         (__mfu_unregister): Remove "unaccessed registered object" warning.
 164         * configure, config.h.in: Regenerated.
 165
 166 2006-09-18  Tom Tromey  <tromey@redhat.com>
 167
 168         * configure: Rebuilt.
 169
 170 2006-06-21  Frank Ch. Eigler  <fche@redhat.com>
 171
 172         PR 21274
 173         mf-runtime.h installation based on ssp patch for PR 26473 from
 174         Mark Mitchell  <mark@codesourcery.com>.
 175         * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
 176         * Makefile.am (target_noncanonical): Define.
 177         (libsubincludedir): New variable.
 178         (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
 179         (include_HEADERS): Remove.
 180         * configure, aclocal.m4, config.h.in: Regenerated.
 181         * Makefile.in, testsuite/Makefile.in: Likewise.
 182         * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
 183         and _THREAD_SAFE redefinition values.
 184
 185 2006-05-23  Carlos O'Donell  <carlos@codesourcery.com>
 186
 187         * Makefile.am: Add install-html target. Add install-html to .PHONY
 188         * Makefile.in: Regenerate.
 189
 190 2006-04-19  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 191
 192         PR mudflap/26789
 193         * testsuite/libmudflap.c++/error1-frag.cxx: New test.
 194
 195         PR mudflap/26790
 196         * testsuite/libmudflap.c++/error2-frag.cxx: New test.
 197
 198 2006-04-10  Matthias Klose  <doko@debian.org>
 199
 200         * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
 201         directory names containing underscores.
 202
 203 2005-11-22  Janis Johnson  <janis187@us.ibm.com>
 204
 205         * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
 206         MUDFLAP_FLAGS if static library not supported.
 207         * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
 208         * testsuite/libmudflap.c/externs.exp: Ditto.
 209         * testsuite/libmudflap.c++/ctors.exp: Ditto.
 210         * testsuite/libmudflap.c++/c++frags.exp: Ditto.
 211         * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
 212
 213 2005-10-04  James E Wilson  <wilson@specifix.com>
 214
 215         * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
 216         $name as array of characters with unknown bound.  Also store into the
 217         array.
 218         * configure: Regenerate.
 219
 220 2005-09-30  James E. Wilson  <wilson@specifix.com>
 221
 222         * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
 223         AC_CHECK_HEADER.
 224         (target_thread_file): New.  Set from sed'ed gcc output.
 225         (posix_threads): New.  Set from target_thread_file.  Use instead of
 226         ac_have_pthread_h.
 227         (pthread_create_version): Move initialization before code using it.
 228         * configure: Regenerate.
 229
 230         * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
 231         bounds.
 232
 233 2005-09-29  James E. Wilson  <wilson@specifix.com>
 234
 235         * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
 236         with HAVE_MMAP ifdef.
 237
 238 2005-09-23  Frank Ch. Eigler  <fche@elastic.org>
 239
 240         PR 23084.
 241         * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
 242
 243 2005-09-23  Frank Ch. Eigler  <fche@elastic.org>
 244
 245         * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
 246
 247 2005-09-23  Tom Tromey  <tromey@redhat.com>
 248
 249         * aclocal.m4, configure: Rebuilt.
 250         * configure.ac: Use GCC_CHECK_TLS.
 251         * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
 252         to ../config.
 253
 254 2005-08-22  Jim Wilson  <wilson@specifix.com>
 255
 256         * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
 257         __FreeBSD__ is defined.
 258
 259 2005-08-17  Jim Wilson  <wilson@specifix.com>
 260
 261         * mf-hooks1.c (malloc, calloc, realloc, free,
 262         __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
 263         the real routines, and END_MALLOC_PROTECT afterwards.
 264         * mf-impl.h (enum __mf_state_enum): Expand comment.  Add in_malloc.
 265         (BEGIN_PROTECT): Handle in_malloc state.
 266         (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
 267         * testsuite/libmudflap.c/hook2-allocstuff.c: New.
 268
 269 2005-08-17  Kelley Cook  <kcook@gcc.gnu.org>
 270
 271         * All files: Update FSF address.
 272
 273 2005-08-15  Ulrich Weigand  <weigand@informatik.uni-erlangen.de>
 274
 275         * mf-hooks3.c (main_seen_p): Remove.
 276         (__mf_get_state): Remove attempt to recognize the main thread.
 277
 278 2005-08-15  Maciej W. Rozycki  <macro@linux-mips.org>
 279
 280         * configure.ac: Test for the name of the symbol used for the entry
 281         point; define ENTRY_POINT to the result.
 282         * configure: Regenerate.
 283         * config.h.in: Regenerate.
 284         * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
 285
 286 2005-08-14  Ulrich Weigand  <weigand@informatik.uni-erlangen.de>
 287
 288         * mf-runtime.c (__mf_state_1): Initialize to reentrant.
 289         (__mf_init): Set thread state active.
 290         * mf-hooks3.c (__mf_pthread_spawner): Always set thread
 291         state active.
 292         (pthread_create wrapper): Always use thread spawner.
 293
 294         * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
 295         * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
 296
 297 2005-07-16  Richard Henderson  <rth@redhat.com>
 298
 299         * acinclude.m4: New file.
 300         * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
 301         * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
 302         * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
 303         (__mf_0fn_calloc): ... here.
 304         * mf-hooks3.c (struct pthread_info): Remove.
 305         (__mf_pthread_info, __mf_pthread_info_idx): Remove.
 306         (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
 307         (struct mf_thread_data): New.
 308         (mf_thread_data, mf_thread_data_lock): New.
 309         (__mf_allocate_blank_threadinfo): Remove.
 310         (__mf_find_threadinfo): Rewrite and simplify.  Only use if TLS is
 311         not available.
 312         (__mf_state_perthread): Remove.
 313         (__mf_get_state, __mf_set_state): New.
 314         (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
 315         Update mf_thread_data killing procedure.
 316         (__mf_pthread_spawner): Similarly.
 317         (__mf_0fn_pthread_create): Only use wrapper if necessary.  Remove
 318         code to allocate thread stack space.
 319         (__mf_0fn_pthread_join, pthread_join): Remove.
 320         (__mf_0fn_pthread_exit, pthread_exit): Remove.
 321         * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
 322         (__mf_state_1): Rename from __mf_state; use TLS when available.
 323         (__mf_get_state, __mf_set_state): New.  Update all users.
 324         * mf-runtime.c (begin_recursion_protect1): New.
 325         (BEGIN_RECURSION_PROTECT): Use it.
 326         (__mf_state_1): Rename from __mf_state; use TLS when available.
 327         (threads_active_p): Remove.
 328         (__mf_usage): Compute it directly.
 329
 330 2005-06-19  Ulrich Weigand  <uweigand@de.ibm.com>
 331
 332         * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
 333
 334 2005-06-15  Frank Ch. Eigler  <fche@redhat.com>
 335
 336         Fix for uncaching bug reported by Herman ten Brugge.
 337         * mf-runtime.c (__mf_uncache_object): Search whole cache.
 338         * testsuite/libmudflap.c/fail40-frag.c: New test.
 339
 340 2005-05-23  Alfred M. Szmidt  <ams@gnu.org>
 341
 342         PR libmudflap/21724
 343         * Makefile.am (AM_MAKEFLAGS): Pass includedir.
 344         * Makefile.in: Amend.
 345
 346 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
 347
 348         PR mudflap/21023
 349         * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
 350         * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
 351
 352 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
 353
 354         PR libmudflap/21094
 355         * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
 356
 357 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
 358
 359         PR mudflap/22064
 360         * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
 361         unsigned vars with #defines instead of enums.
 362
 363 2005-05-09  Mike Stump  <mrs@apple.com>
 364
 365         * configure: Regenerate.
 366
 367 2005-04-12  Mike Stump  <mrs@apple.com>
 368
 369         * configure: Regenerate.
 370
 371 2005-04-12  Frank Ch. Eigler  <fche@redhat.com>
 372
 373         PR mudflap/19266
 374         * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
 375         * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
 376
 377 2005-04-04  Alan Modra  <amodra@bigpond.net.au>
 378
 379         * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
 380
 381 2005-03-31  Mike Stump  <mrs@apple.com>
 382
 383         * mf-runtime.h: Add libmudflap copyright clause.
 384
 385 2005-03-21  Mike Stump  <mrs@apple.com>
 386
 387         * mf-heuristics.c: Fix whitespace at end of line.
 388         * mf-hooks1.c: Likewise.
 389         * mf-hooks2.c: Likewise.
 390         * mf-hooks3.c: Likewise.
 391         * mf-impl.h: Likewise.
 392         * mf-runtime.c: Likewise.
 393         * mf-runtime.h: Likewise.
 394
 395 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
 396
 397         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
 398         In all substitutions, expand gcc_version in Makefile.
 399         * aclocal.m4, configure: Regenerate.
 400         * Makefile.am: Set gcc_version.
 401         * Makefile.in, testsuite/Makefile.in: Regenerate.
 402
 403 2005-03-17  Frank Ch. Eigler  <fche@redhat.com>
 404
 405         * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
 406         * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
 407
 408 2005-02-13  Frank Ch. Eigler  <fche@redhat.com>
 409
 410         PR mudflap/19319
 411         * testsuite/libmudflap.c++/pass55-frag.c: New test.
 412
 413 2005-01-05  Richard Henderson  <rth@redhat.com>
 414
 415         * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
 416
 417 2005-01-02  Greg McGary  <greg@mcgary.org>
 418
 419         * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
 420         * mf-runtime.h: New file, replaces mf-runtime.h.in.
 421         * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
 422         * Makefile.in: Ditto.
 423         * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
 424         * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
 425         * testsuite/libmudflap.c/fail36-frag.c: New test.
 426         * testsuite/libmudflap.c/fail37-frag.c: New test.
 427         * testsuite/libmudflap.c/fail38-frag.c: New test.
 428
 429 2004-12-08  Kelley Cook  <kcook@gcc.gnu.org>
 430
 431         * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
 432         * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
 433
 434 2004-12-02  Richard Sandiford  <rsandifo@redhat.com>
 435
 436         * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
 437         * aclocal.m4: Include ../config/gcc-version.m4.
 438         * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
 439
 440 2004-11-29  Kelley Cook  <kcook@gcc.gnu.org>
 441
 442         * Makefile.am: Define ACLOCAL_AMFLAGS.
 443         * acinclude.m4: Remove.
 444         * stamp-h.in: Remove superfluous stamp file.
 445         * aclocal.m4, configure, Makefile.in: Regenerate.
 446         * testsuite/Makefile.in: Likewise.
 447
 448 2004-11-24  Kelley Cook  <kcook@gcc.gnu.org>
 449
 450         * Makefile.am: Revert previous.
 451         * acinclude.m4: Restore.
 452         * aclocal.m4, configure, Makefile.in: Regenerate.
 453         * testsuite/Makefile.in: Likewise.
 454
 455 2004-11-24  Kelley Cook  <kcook@gcc.gnu.org>
 456
 457         * Makefile.am: Define ACLOCAL_AMFLAGS.
 458         * acinclude.m4: Remove.
 459         * aclocal.m4, configure, Makefile.in: Regenerate.
 460         * testsuite/Makefile.in: Likewise.
 461
 462 2004-11-23  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 463
 464         * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
 465
 466 2004-11-23  Kelley Cook  <kcook@gcc.gnu.org>
 467
 468         * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
 469         * testsuite/Makefile.in: Likewise.
 470
 471 2004-11-01  Andreas Schwab  <schwab@suse.de>
 472
 473         * configure.ac: (target_alias): Default to $host_alias, not
 474         $target.
 475         * configure: Regenerated.
 476
 477 2004-10-28  Frank Ch. Eigler  <fche@redhat.com>
 478
 479         * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
 480         * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
 481         message.
 482
 483 2004-10-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
 484
 485         PR other/18138
 486         * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
 487
 488 2004-10-12  Frank Ch. Eigler  <fche@redhat.com>
 489
 490         * configure.ac: Check for more headers, functions.
 491         * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
 492         tracking overridden FILE buffers.
 493         (fopen, setvbuf): New/revised hook functions for buffer overriding.
 494         (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
 495         (fflush): Accept given NULL stream (means "all streams").
 496         * mf-runtime.h.in:
 497         * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
 498         HEAP/GUESS objects.
 499         (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
 500         (__mf_adapt_cache): Use them all.
 501         * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
 502         * testsuite/libmudflap.c++/ctors.exp: Ditto.
 503         * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
 504         * configure, config.h.in: Regenerated.
 505
 506 2004-10-05  Frank Ch. Eigler  <fche@redhat.com>
 507
 508         * configure.ac: Checking for sys/socket.h once is enough.
 509         * configure: Regenerated.
 510
 511 2004-10-04  Frank Ch. Eigler  <fche@redhat.com>
 512
 513         * configure.ac: Look for more headers & functions.
 514         * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
 515         * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
 516         * mf-runtime.c (options): Clean up integer signedness warnings.
 517         (main): Add a declaration to fix a warning.
 518         * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
 519         * configure, config.h.in: Regenerated.
 520
 521 2004-10-02  Frank Ch. Eigler  <fche@redhat.com>
 522
 523         * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
 524         New tests for proper base/limit checking for aggregates.
 525
 526 2004-09-15  Joseph S. Myers  <jsm@polyomino.org.uk>
 527
 528         * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
 529
 530 2004-09-07  Frank Ch. Eigler  <fche@redhat.com>
 531
 532         * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
 533         * mf-hooks2.c (strerror): Unregister previous string returned by
 534         previous strerror.
 535         (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
 536         (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
 537         * mf-runtime.h.in: Add redefine_extname pragmas for them all.
 538         * mf-runtime.c (__mf_describe_object): Clarify object life status.
 539         * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
 540         New tests.
 541         * configure, config.h.in: Regenerated.
 542
 543 2004-08-03  Dale Johannesen  <dalej@apple.com>
 544
 545          * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
 546
 547 2004-08-03  Frank Ch. Eigler  <fche@redhat.com>
 548
 549         * mf-runtime.c (compare_uintptr_t): Remove function.  Inline
 550         simplified contents in all former callers.
 551
 552 2004-07-27  Ulrich Weigand  <weigand@informatik.uni-erlangen.de>
 553
 554         * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
 555         the statically linked case.
 556
 557 2004-07-27  Frank Ch. Eigler  <fche@redhat.com>
 558
 559         * splay-tree.[ch]: Remove.  Merge contents into ...
 560         * mf-runtime.c: ... here, renaming symbols and making all functions
 561         static.  Remove unused min/max functions.
 562         * Makefile.am: Forget about splay-tree.[ch].
 563         * Makefile.in, testsuite/Makefile.in: Regenerated.
 564
 565 2004-07-21  Frank Ch. Eigler  <fche@redhat.com>
 566
 567         * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
 568         (__mfu_usage): Include (C) 2004.
 569         * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
 570         here.  Include a comment explaining why.
 571
 572 2004-07-20  Frank Ch. Eigler  <fche@redhat.com>
 573
 574         * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
 575         * mf-runtime.c (options): Give them a name.
 576         (__mf_set_default_options): Set them.
 577         (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
 578         (__mf_violation): Warning cleanup.
 579         * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
 580         * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
 581
 582 2004-07-15  Frank Ch. Eigler  <fche@redhat.com>
 583
 584         g++/15861
 585         * mf-runtime.c (__mf_init): Make it non-static.  Tolerate
 586         repeated invocation.
 587
 588 2004-07-09  Frank Ch. Eigler  <fche@redhat.com>
 589
 590         Test case for g++/15861
 591         * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
 592         * testsuite/libmudflap.c++/ctors.exp: Driver.
 593         * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
 594         Look only for *frag* test cases.
 595
 596 2004-07-08  Frank Ch. Eigler  <fche@redhat.com>
 597
 598         ANSI C conversion, libmudflap specialization, recursion limiting.
 599         * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
 600         argument and indirection function pointers, update callers.
 601         (splay_tree_s): Add statistics and recursion control fields
 602         num_keys, max_depth, depth, rebalance_p.
 603         * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
 604         Back out of search if it exceeds limit.
 605         (splay_tree_splay): Manage recursion limiting with rebalancing as
 606         needed.
 607         (splay_tree_new): More initialization.
 608         (splay_tree_rebalance): New function.
 609         (splay_tree_foreach): Rewrite using nonrecursive logic.
 610         (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
 611         Remove.  Point indirect calls to mf-runtime.c's routines.
 612         (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
 613         functions.
 614         (splay_tree_delete, splay_tree_delete_helper): Ditto.
 615         * testsuite/heap-scalestress.c: New test based on one from
 616         Eyal Lebedinsky <eyal@eyal.emu.id.au>:
 617
 618 2004-07-05  Matthias Klose  <doko@debian.org>
 619
 620         * libtool-version: New.
 621         * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
 622         Use -version-info for soname.
 623         * Makefile.in: Regenerate.
 624         * configure.ac: Remove libtool_VERSION macro
 625         * configure: Regenerate
 626
 627 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
 628
 629         * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
 630         __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
 631         #ifndef _MUDFLAP.
 632
 633 2004-06-29  Frank Ch. Eigler  <fche@redhat.com>
 634
 635         Splay tree implementation fork.
 636         * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
 637         Use hard-coded comparison function for uintptr_t.  Remove key/value
 638         deallocation logic.  Cache last splayed key for consecutive lookups.
 639         * Makefile.am, Makefile.in: Use them, don't link to them.
 640         * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
 641         (__mf_find_objects2): Flip successor/predecessor search sequence.
 642         * ansidecl.h, libiberty.h: Removed dummy files.
 643
 644 2004-06-29  Nick Clifton  <nickc@redhat.com>
 645
 646         * configure.ac (AC_CHECK_HEADERS): Add dirent.h
 647         * configure: Regenerate.
 648         * mf-hooks2.c: Surround uses of dirent.h with #ifdef
 649         HAVE_DIRENT_H.
 650         Remove spurious inclusion of <strings.h>.
 651
 652 2004-06-29  Nick Clifton  <nickc@redhat.com>
 653
 654         * mf-runtime.c (pthread_join): Only apply the weak pragma if the
 655         function actually exists.
 656
 657 2004-06-25  Frank Ch. Eigler  <fche@redhat.com>
 658
 659         * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
 660         * config.h.in: Regenerated.
 661
 662 2004-06-24  Frank Ch. Eigler  <fche@redhat.com>
 663
 664         Adopt splay trees for object database.
 665         * Makefile.am: Copy splay-tree.* from libiberty.
 666         * Makefile.in, testsuite/Makefile.in: Regenerated.
 667         * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
 668         * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
 669         * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
 670         * mf-runtime.c: Rewrite code dealing with object database to use
 671         libiberty splay trees.  Remove tree liveness aging option.
 672         * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
 673
 674 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
 675
 676         * configure.ac: New name of configure.in.  Update
 677         AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
 678         AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
 679         Autoconf 2.5x and Automake 1.7 or later.
 680         * configure.in: Remove.
 681         * configure: Regenerate.
 682
 683         * Makefile.am: Remove useless multilib rules.
 684         * Makefile.in: Regenerate.
 685
 686 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
 687
 688         * .cvsignore: New file.
 689
 690 2004-06-10  Stephen Crowley  <stephen.crowley@sbcglobal.net>
 691
 692         PR libmudflap/13505
 693         * mf-hooks2.c (semctl): Add cygwin porting hack.
 694
 695 2004-06-09  Frank Ch. Eigler  <fche@redhat.com>
 696
 697         ctype support.
 698         * configure.in: Look for ctype header and glibc implementation.
 699         * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
 700         array hooks for glibc 2.3.
 701         * mf-runtime.h.in: Wrap them.
 702         * mf-runtime.c (__mf_init): Leave marker regarding other ctype
 703         implementations.
 704         * testsuite/libmudflap.c/pass47-frag.c: New test.
 705         * configure, config.h.in: Regenerated.
 706
 707 2004-06-04  Frank Ch. Eigler  <fche@redhat.com>
 708
 709         Portability improvements, e.g., libmudflap/15293.
 710         * configure.in: Look for glibc extension functions.  Look for
 711         support of -f{function,data}-sections.  Look for more headers.
 712         Create testsuite/mfconfig.exp.  Correct more "test x.." thinkos.
 713         * Makefile.am: Use $(SECTION_FLAGS).  Collapse piecemeal-compiled
 714         mf-hooks* into usual single object per source.
 715         * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
 716         * mf-hooks2.c: #include a bunch more system headers.  Define strnlen
 717         if system doesn't provide one.
 718         * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
 719         (pthread_create): Use it to properly GC dead thread stacks.
 720         * mf-runtime.c (__mf_violation): Correct snprintf type warning.
 721         * testsuite/Makefile.am: Stop generating site.exp.
 722         * testsuite/mfconfig.exp.in: New file.
 723         * testsuite/config/default.exp: Load new mfconfig.exp.
 724         * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
 725         (prune_gcc_output): Add glibc static linking warnings.
 726         * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
 727         * testsuite/libmudflap.c/pass46-frag.c: Ditto.
 728         * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
 729         Regenerated with autoconf 2.57 and automake 1.7.
 730
 731 2004-06-04  Per Bothner  <per@bothner.com>
 732
 733         * configure.in (LIBMUDFLAPTH):  Fix thinko.
 734
 735         * configure.in:  Check for more headers.
 736         * mf-hooks2.c:  Conditionalize on HAVE_SYS_SOCKET_H etc.
 737
 738         * mf-runtime.c:  In two places conditionalize on SIUSR1 rather than
 739         HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
 740
 741 2004-06-01  Andreas Jaeger  <aj@suse.de>
 742
 743         * configure.in: Handle multilibs, support
 744         --enable-version-specific-runtime-libs.
 745         * Makefile.am (lib_LTLIBRARIES): Rename to ...
 746         (toolexeclib_LTLIBRARIES): this for multilib support.
 747         * Makefile.in: Regenerated.
 748         * configure: Regenerated.
 749         * aclocal.m4: Regenerated.
 750         * config.h.in: Regenerated.
 751         * testsuite/Makefile.in: Regenerated.
 752
 753 2004-06-01  Andreas Jaeger  <aj@suse.de>
 754
 755         * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
 756         multilibs, using multilib directory instead of hardcoded path.
 757         Set LD_RUN_PATH.
 758
 759 2004-05-21  Frank Ch. Eigler  <fche@redhat.com>
 760
 761         * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
 762         * Makefile.in: Ditto.
 763
 764 2004-05-18  Kaz Kojima  <kkojima@gcc.gnu.org>
 765
 766         * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
 767         * aclocal.m4, configure: Rebuilt.
 768
 769 2004-05-17  Frank Ch. Eigler  <fche@redhat.com>
 770
 771         * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
 772         import some build settings from libstdc++-v3 testsuite_flags.
 773         * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
 774         changes to pass test language.
 775
 776         * mf-runtime.c (__mfu_check): Poison the cache with antidote for
 777         quicker mode-nop handling.
 778
 779 2004-03-25  Frank Ch. Eigler  <fche@redhat.com>
 780
 781         * mf-impl.h: Added libgcc license header.
 782
 783 2004-03-20  Frank Ch. Eigler  <fche@redhat.com>
 784
 785         * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
 786         Added libgcc license header.
 787         * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
 788         (pthread_create): Simplify stack allocation syntax.
 789
 790 2004-03-08  Loren J. Rittle  <ljrittle@acm.org>
 791
 792         * mf-hooks2.c: Support FreeBSD.
 793         (WRAP_gets): Avoid gets().
 794         * testsuite/libmudflap.c/pass-stratcliff.c: Do not
 795         test unimplemented mem/str calls on FreeBSD.
 796         * testsuite/libmudflap.c/pass21-frag.c: Do not include
 797         <alloca.h> on FreeBSD.
 798
 799 2004-01-30  Frank Ch. Eigler  <fche@redhat.com>
 800
 801         * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
 802         * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
 803         * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
 804         flags for static linking permutation.
 805         * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
 806         some pthreads code that croaks on linux glibc tls.
 807
 808 2004-01-27  Frank Ch. Eigler  <fche@redhat.com>
 809
 810         * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
 811
 812 2004-01-15  Frank Ch. Eigler  <fche@redhat.com>
 813
 814         * testsuite/libmudflap.c/pass44-frag.c: New test.
 815
 816 2004-01-12  Frank Ch. Eigler  <fche@redhat.com>
 817
 818         * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
 819
 820 2004-01-08  Frank Ch. Eigler  <fche@redhat.com>
 821
 822         * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
 823
 824 2003-12-11  Frank Ch. Eigler  <fche@redhat.com>
 825
 826         * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
 827
 828 2003-12-08  Andrew Pinski  <pinskia@physics.uc.edu>
 829
 830         PR libmudflap/12670
 831         * configure.in: Add check for see if
 832         socklen_t typedef is in sys/socket.h.
 833         * mf-hooks1.c: Add define if socklen_t
 834         is not typedef.
 835         * mf-hooks2.c: Likewise.
 836         * mf-hooks3.c: Likewise.
 837         * config.h.in: Regen.
 838         * configure: Regen.
 839
 840 2003-12-08  Frank Ch. Eigler  <fche@redhat.com>
 841
 842         * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
 843         * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
 844         optimizations.
 845         * testsuite/libmudflap.c/pass25-frag.c: Ditto.
 846         * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
 847         (unoptimized) allocation of stack space.
 848
 849 2003-12-07  Richard Henderson  <rth@redhat.com>
 850
 851         * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
 852         * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
 853
 854 2003-12-06  Andrew Pinski <apinski@apple.com>
 855
 856         partial PR libmudflap/12670
 857         * mf-hooks1.c: Respect Darwin checks.  Conditionalize POSIX_SOURCE.
 858         * mf-hooks2.c: Likewise.
 859         * mf-hooks3.c: Likewise.
 860
 861 2003-11-19  Frank Ch. Eigler  <fche@redhat.com>
 862
 863         libstdc++/11696
 864         * mf-runtime.h.in: Switch to #pragma redefine_extname for
 865         symbols interposed at compile time.
 866         * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
 867
 868         libmudflap/12939
 869         * mf-hooks2.c (semctl): Tolerate FreeBSD.
 870
 871         * configure.in: Reorganize check for <pthread.h>.
 872         * configure: Regenerated.
 873
 874 2003-11-04  David Edelsohn  <edelsohn@gnu.org>
 875
 876         * mf-runtime.c (_ALL_SOURCE): Define for AIX.
 877         (_LARGE_FILE_API): Define for AIX.
 878         * mf-hooks[123]: Same.
 879         (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
 880
 881 2003-10-21  David Edelsohn  <edelsohn@gnu.org>
 882
 883         * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
 884
 885 2003-07-29  Frank Ch. Eigler  <fche@redhat.com>
 886
 887         2003-07-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 888
 889         * configure.in: Update check for union semun.
 890
 891 2003-07-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 892
 893         PR other/11673
 894         * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
 895
 896 2003-07-29  Frank Ch. Eigler  <fche@redhat.com>
 897
 898         PR other/11673
 899         * configure.in: Add checks for 64-bit LFS functions, struct semun
 900         definition, for BSD compatibility.
 901         * mf-hooks1.c: Respect BSD checks.  Conditionalize POSIX_SOURCE.
 902         * mf-hooks2.c: Ditto.  Include <strings.h> for bcmp* decls.
 903         * mf-hooks3.c: Ditto.
 904         (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
 905         mmap flag.
 906         * configure, config.h.in: Regenerated.
 907
 908 2003-07-23  Frank Ch. Eigler  <fche@redhat.com>
 909
 910         Multithreading fixes:
 911         * mf-runtime.c (__mf_object): Store allocating/deallocating
 912         thread id.
 913         (options): Support new "-thread-stack" option.
 914         Rename "-heur-argv-environ" option to "-heur-stdlib".
 915         Disable "-lc-mask" and "-lc-shift" options.
 916         (__mf_dynamic): Add function pointers for pthread_join/_exit.
 917         (__assert_fail): New self-contained function for glibc.
 918         * mf-hooks3.c: Essentially rewritten, particularly related to
 919         use of __mf_pthread_info array.
 920         (pthread_join, _exit): New hook functions.
 921         * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
 922         * testsuite/libmudflap.cth/pass40-frag.c: New test.
 923
 924         Warning cleanups:
 925         * mf-heuristics.c: Add type casts for tracing, sub calls.
 926         * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
 927         Update all callers to declare explicit result holder.
 928         (END_PROTECT): Removed.
 929         * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
 930
 931 2003-07-15  Diego Novillo  <dnovillo@redhat.com>
 932
 933         * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
 934         * testsuite/libmudflap.c/fail15-frag.c: Likewise.
 935         * testsuite/libmudflap.c/fail13-frag.c: Likewise.
 936
 937 2003-07-04  Frank Ch. Eigler  <fche@redhat.com>
 938
 939         * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
 940         * mf-hooks: Removed.
 941         * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
 942         Move these macros from old mf-hooks.c here.
 943         * Makefile.am: Adapt to split-up hook sources for faster builds.
 944         * Makefile.in: Regenerated.
 945
 946         * mf-heuristics.c: Remove #if-0 block.
 947
 948         * mf-impl.h (__mf_state): Reorganize declaration and implementation.
 949         (__mf_starting_p): New state only for use while dlsym bootstrapping.
 950         (CALL_REAL, __mf_init): Corresponding changes.
 951         (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix.  Update
 952         all callers to remove redundant "mf:" prefix.
 953         * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
 954         * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
 955         (__mf_pthread_info): Become a hash table.
 956
 957         * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
 958         "dg-repetitions" directives to control test case execution.
 959         * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
 960         options.
 961         * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
 962
 963 2003-06-25  Frank Ch. Eigler  <fche@redhat.com>
 964
 965         * mf-hooks.c (alloca): Separate into stub.
 966         (__mf_wrap_alloca_indirect): New function.  Use CALL_REAL
 967         malloc/free for alloca blocks.
 968         (pthread_create): Tolerate failing pthread_attr_get* calls.
 969         * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
 970         * mf-impl.h (CALL_WRAP): Remove macro.
 971         * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
 972         * testsuite/libmudflap.c/pass23-frag.c: Include more struct
 973         padding for ia64 BIT_FIELD_REF constructs.
 974
 975 2003-06-19  Frank Ch. Eigler  <fche@redhat.com>
 976
 977         * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
 978         (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
 979         libmudflap object type.
 980         * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
 981         crashes on unregistering STATIC objects.
 982
 983 2003-06-17  Frank Ch. Eigler  <fche@redhat.com>
 984
 985         Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
 986         * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
 987         (time, strerror, fopen, fopen64, fclose, fread): New hooks.
 988         (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
 989         (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
 990         (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
 991         (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
 992         (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
 993         (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
 994         (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
 995         (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
 996         (accept, bind, connect, gethostname, sethostname): New hooks.
 997         (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
 998         (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
 999         (semop, semctl, shmctl, shmat, shmdt): New hooks.
1000         * mf-runtime.h.in: Corresponding changes.
1001         * mf-runtime.c (__mf_ini): Register stdio objects.  Use STATIC type.
1002         (opts) Rename heur_argv_environ to heur_std_data.
1003         (__mf_wrap_main): Use STATIC type for argv/environ strings.
1004         * Makefile.am: Corresponding changes.
1005         * Makefile.in: Regenerated.
1006
1007 2003-06-11  Frank Ch. Eigler  <fche@redhat.com>
1008
1009         * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1010         heuristic for threaded case, and for non-x86-linux targets.
1011         * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1012         for use during pre-main() program startup.
1013         (__mf_0fn_*): Make these functions non-static.
1014         * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1015         functions.
1016         * mf-runtime.c (__mf_state): Set initial state to "starting".
1017         (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1018         (__wrap_main): New function to register argv[] and environ[] strings.
1019         (__mf_ini): Call it.
1020         (*): In all trace functions, use "%p" as formatter for uintptr_t.
1021
1022         * testsuite/libmudflap.c/pass38-frag.c: New test case.
1023         * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1024
1025         * acinclude.m4: Add comments with aoliva's concerns about x86_64
1026         pass_all.
1027         * aclocal.m4, configure: Regenerated.
1028
1029 2003-06-04  Frank Ch. Eigler  <fche@redhat.com>
1030
1031         * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1032         * aclocal.m4, configure: Regenerated.
1033
1034 2003-06-03  Frank Ch. Eigler  <fche@redhat.com>
1035
1036         * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1037         for x86_64 target.  Disable caching for this value.
1038         * aclocal.m4, configure: Regenerated.
1039
1040 2003-06-02  Frank Ch. Eigler  <fche@redhat.com>
1041
1042         * testsuite/libmudflap.c/pass38-frag.c: Deleted.  -fwritable-strings
1043         is about to become deprecated, and its present handling bugs are
1044         unworthy of fixing.
1045
1046 2003-05-30  Frank Ch. Eigler  <fche@redhat.com>
1047
1048         * testsuite/libmudflap.c/pass38-frag.c: New test for
1049         -fwritable-strings.
1050
1051 2003-05-23  Frank Ch. Eigler  <fche@redhat.com>
1052
1053         * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1054         __mf_report, asserting reentrant calling context.
1055
1056 2003-05-23  Frank Ch. Eigler  <fche@redhat.com>
1057
1058         * mf-hooks.c (realloc): Correct reentrancy logic.
1059         * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1060
1061 2003-05-20  Frank Ch. Eigler  <fche@redhat.com>
1062
1063         * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1064         PTHREAD_THREADS_MAX.  Update users.
1065         * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1066         for active options.
1067         * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1068         with libmudflapth presence indicator.
1069         * testsuite/Makefile.in: Regenerated.
1070
1071 2003-05-16  Frank Ch. Eigler  <fche@redhat.com>
1072
1073         * Makefile.am (AM_CFLAGS): Remove "-ansi".
1074         * configure.in: Remove silly no-pthreads => no-shared logic.
1075         * Makefile.in, configure: Regenerated.
1076         * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1077         * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1078         code.  Count reentrancy events.
1079         (all hook functions): Don't directly manipulate __mf_state variable.
1080         Add TRACE calls to hook functions without them.
1081         * mf-impl.h (LOCKTH): Try to count lock contention events.
1082         (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1083         * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1084         Reorganize reentrancy code.
1085         (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1086         identify reentrancy with mutex holding times.
1087         (internal __mfu_ entry points): Remove internal reentrancy code.
1088         (__mf_init): Use ordinary locked calls.
1089         (__mfu_report): Print the two new counts.
1090         * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1091         * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1092         * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1093         * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1094         option defaults.
1095
1096 2003-05-09  Frank Ch. Eigler  <fche@redhat.com>
1097
1098         * configure.in: Add pthread support, plus glibc and porting hacks.
1099         * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1100         from objects built into ./pth/.
1101         * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1102         functions for internal entry points.  Update callers to pick
1103         locked vs. unlocked variants.
1104         (__mf_resolve_single_dynamic): Extend to support symbol versioning
1105         info coming in from a static data structure.
1106         (*): Reorder miscellaneous declarations to group data vs functions.
1107         (__mf_set_default_options): Simplify.
1108         (__mf_usage): Mention threading status of host executable.
1109         * mf-impl.h: Move max/min decls here.  Reorganize __mf_dynamic
1110         decls to match above.
1111         (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1112         * mf-heuristics.c: Choose between locked/unlocked calls.  Add
1113         some lock/unlock markers.  Remove some unused code.
1114         * mf-hooks: Ditto.
1115         (pthread_create): New hook function.
1116         (__mf_pthread_cleanup, _spawner): New helper functions.
1117         * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1118
1119 2003-05-02  Frank Ch. Eigler  <fche@redhat.com>
1120
1121         * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1122
1123 2002-04-28  Frank Ch. Eigler  <fche@redhat.com>
1124
1125         * Makefile.am (HOOKOBJS): Add *time related hooks.
1126         * configure.in: Look for pthreads.h header.
1127         * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1128         * mf-runtime.c: Begin sketching some pthreads support.
1129         (__mf_usage): Check for -lpthread presence.
1130         (__mf_unregister): Confirm matching unregistration base.
1131         (__mf_find_objects_rec): Reduce unnecessary recursion.
1132         * mf-runtime.h.in: Add "nothrow" attribute to functions.  Add
1133         #defines for new hook functions.
1134         * mf-impl.h: Corresponding changes.
1135         * config.h.in, configure, Makefile.in: Regenerated.
1136
1137 2002-04-27  Diego Novillo  <dnovillo@redhat.com>
1138
1139         * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1140         modifiers to prevent being optimized away.
1141         * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1142         * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1143         * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1144         * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1145         * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1146         * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1147         * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1148
1149 2003-04-15  Frank Ch. Eigler  <fche@redhat.com>
1150
1151         * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1152         * configure.in: Look for uintptr_t and -ldl on target.
1153         * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1154         * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1155         * testsuite/Makefile.in: Regenerated.
1156         * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1157         for better C compliance.
1158
1159 2003-04-15  Frank Ch. Eigler  <fche@redhat.com>
1160
1161         * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1162         prevention code.
1163         * mf-runtime.c (__mf_set_default_options): Turn off
1164         check-initialization.
1165         (__mf_describe_object): Shorten description.
1166         * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1167
1168 2003-04-07  Frank Ch. Eigler  <fche@redhat.com>
1169
1170         * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1171
1172 2003-04-02  Frank Ch. Eigler  <fche@redhat.com>
1173
1174         * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1175         calls specially.
1176         (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1177         * mf-impl.h (CALL_BACKUP): New macros.
1178         * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1179
1180 2003-03-31  Frank Ch. Eigler  <fche@redhat.com>
1181
1182         * Makefile.am (AM_CFLAGS): Remove optimization flags.
1183         (HOOKOBJS): Remove dlopen hook.
1184         (libmudflap_la_LIBADD): Add -ldl.
1185         * mf-hooks.c (dlopen): Remove hook.
1186         * mf-impl.h (__mf_dynamic): Ditto.
1187         * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1188         * Makefile.in: Regenerated.
1189
1190 2003-03-28  Frank Ch. Eigler  <fche@redhat.com>
1191
1192         * configure.in: Check for target gettimeofday, signal, some headers.
1193         * mf-impl.h (__mf_opts): Add new "sigusr1_report" field.  Comment
1194         out inop multi_threaded field.
1195         * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1196         (__mf_set_options): Correct handling of "-help".
1197         (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1198         (__mf_check, __mf_register, __mf_unregister): Call it.
1199         (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1200         (__mf_report_leaks): Make callable
1201         (__mf_tree_analyze): Traverse in-order.  Accumulate address bit
1202         distribution statistics.
1203         (__mf_adapt_cache): Rewrite shift guessing logic based on address
1204         bit distributions.
1205         * config.h.in, configure: Regenerated.
1206         * testsuite/libmudflap.c/fail27-frag.c: New test.
1207         * testsuite/libmudflap.c/pass36-frag.c: New test.
1208
1209 2003-03-11  Frank Ch. Eigler  <fche@redhat.com>
1210
1211         * mf-runtime.h.in: Tweak.
1212         * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1213         Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1214         * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1215
1216 2003-03-10  Frank Ch. Eigler  <fche@redhat.com>
1217
1218         * configure.in: Tweak generation of mf-runtime.h some more.  It
1219         needs to work from both config.status and configure.
1220         * configure: Regenerated.
1221
1222 2003-03-10  Frank Ch. Eigler  <fche@redhat.com>
1223
1224         * Makefile.am: Reorganize hook file building.  Add auto dependencies.
1225         * configure.in: Tweak generation of mf-runtime.h.
1226         * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1227         * mf-hooks.c (*): Adapt to initialized-heap object type.
1228         * mf-impl.h: Tweak cemetary boundaries.
1229         * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1230         type.
1231         (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1232         (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1233         * testsuite/lib/libmudflap.exp (includes): Include build tree.
1234         * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1235         checking.
1236         * testsuite/.../fail{25,26}-frag.c: New tests.
1237         * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1238         * Makefile.in, configure: Regenerated.
1239
1240 2003-03-05  Frank Ch. Eigler  <fche@redhat.com>
1241
1242         * mf-runtime.c (__mf_set_default_options): Turn on initialization
1243         checking by default.
1244         (__mf_insert_new_object): As a temporary hack, assume that new
1245         objects registered on the stack start out initialized.
1246         * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1247         heap objects by hand.
1248
1249 2003-03-05  Frank Ch. Eigler  <fche@redhat.com>
1250
1251         Switch to macro-style hooks for str*/mem*/b* functions.
1252         * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1253         (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1254         * mf-runtime.c: #include config.h to enable glibc backtraces again.
1255         (__mf_set_default_options): Turn off heur_proc_map.
1256         (*): Adapt to to macro-style hook functions.
1257         (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1258         (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1259         (__mf_violation): Handle __MF_VIOL_WATCH.
1260         * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1261         (__mf_dynamic): Removed mem*/str*/b* functions.
1262         (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1263         (WRAPPER2): New macro for macro-style hooks.
1264         * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1265         macro-style hooks.
1266         (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1267         * mf-heuristics.c: Adapt to macro-style hook functions.
1268         Correct some comments.
1269         * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1270         output pattern tests.
1271         * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1272         * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1273
1274 2003-02-28  Frank Ch. Eigler  <fche@redhat.com>
1275
1276         * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1277         for global array registration.
1278         * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1279         * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1280
1281 2003-02-27  Frank Ch. Eigler  <fche@redhat.com>
1282
1283         * Makefile.am: Add gross make bug workarounds.  Tweaked
1284         SUBDIRS and AM_CFLAGS.
1285         * Makefile.in: Regenerated.
1286
1287 2003-02-26  Frank Ch. Eigler  <fche@redhat.com>
1288
1289         Switch to dejagnu.
1290         * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1291         * Makefile.am (TESTS): Remove simple automake testing.
1292         * configure, Makefile.in: Regenerated.
1293         (SUBDIRS): Include new testsuite/ directory.
1294         * tests/*: Removed all files; moved bulk under:
1295         * testsuite/*: New subdirectory tree.
1296         * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1297         * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1298         * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1299         * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1300         * testsuite/config/default.exp: New file.
1301         * testsuite/Makefile.am, Makefile.in: New files.
1302
1303 2003-01-29  Frank Ch. Eigler  <fche@redhat.com>
1304
1305         * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1306         (TESTS): Add fail22 and pass29 tests.
1307         * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1308         Add new access-type parameter for __mf_check.  Move __MF_VIOL* out.
1309         * mf-impl.h: Corresponding changes.  Update CLAMP* macros for void*
1310         values.  Move __MF_VIOL* here.
1311         * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1312         (check_initialization): New field in __mf_opts.  Default off.
1313         (read_count,write_count): New fields in __mf_object.
1314         (__mf_check): Implement basic initialization checking.
1315         (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1316         (__mf_describe_object): Print new fields.
1317         (__mf_violation): Identify check/read vs. check/write in messages.
1318         * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1319         "-check-initialized" mudflap option.
1320         * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1321         * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1322         Drop __FILE__/__LINE__ hack.  Update callers.
1323         (*): Adapt to new mf-runtime.h API.
1324         * Makefile.in: regenerated.
1325
1326 2003-01-24  Frank Ch. Eigler  <fche@redhat.com>
1327
1328         * configure.in: Build mf-runtime.h a more proper way.
1329         * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1330         * mf-runtime.c (verbose_violations): Turn on by default.
1331         * mf-runtime.h.in: Remove some miscellaneous stuff ...
1332         * mf-impl.h: ... and move it here.
1333         * configure: Regenerated.
1334
1335 2003-01-22  Frank Ch. Eigler  <fche@redhat.com>
1336
1337         * configure.in: Look for C++ compiler.
1338         * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1339         fixed type warnings when built with C++.
1340         * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1341         * Makefile.am (TESTS): Run them.
1342         (*) Add new rules for building and running C++ tests.
1343         (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1344         * mf-runtime.h.in: Protect with extern "C".
1345         * Makefile, configure: Regenerated.
1346
1347 2003-01-06  Frank Ch. Eigler  <fche@redhat.com>
1348
1349         Portability improvements.
1350         * configure.in: Look for glibc backtrace headers/functions.
1351         * mf-hooks.c: Don't include <execinfo.h> any more.
1352         * mf-runtime.c (__mf_set_options): Call more stdlib functions
1353         via CALL_REAL.
1354         (__mf_backtrace): Provide alternate baby implementation in
1355         absence of glibc.
1356         * test/mf-driver.c: Portability tweaks.
1357         * acinclude.m4: New file, containing top level libtool.m4.
1358         * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1359
1360 2002-12-19  Frank Ch. Eigler  <fche@redhat.com>
1361
1362         * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1363
1364 2002-11-08  Frank Ch. Eigler  <fche@redhat.com>
1365
1366         * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1367         options.
1368         (__mf_unregister): Implement stack/heap object wiping.
1369         (__mf_set_options): Renamed from __mf_process_opts.
1370         (__mf_uncache_object): Change arg type, correct callers.
1371         * mf-impl.h: Corresponding changes.
1372         * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1373         * mf-runtime.h.in (__mf_set_options): Extend public API.
1374         * test/pass26-frag.c: New test for stack wiping.
1375         * Makefile.am (TESTS): Run it.
1376         * Makefile.in: Regenerated.
1377
1378 2002-11-07  Frank Ch. Eigler  <fche@redhat.com>
1379
1380         * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1381         * mf-runtime.c (__mf_object_t): Add watching_p field.
1382         (__mf_watch_or_not): New function to implement
1383         object watch flagging.
1384         (__mf_watch, __mf_unwatch): New wrappers for above.
1385         (__mf_check, __mf_describe_object): Handle objects with watching_p.
1386         (__mf_count_violation): Enlarge array.
1387         (__mf_uncache_object): Renamed from __mf_remove_old_object.  Don't
1388         unlink object.  Clear cache properly.
1389         (__mf_unregister): Unlink object explicitly before uncaching.
1390         * test/fail21-frag.c, pass25-frag.c: New tests.
1391         * Makefile.in, aclocal.m4: Regenerated.
1392
1393 2002-11-05  Frank Ch. Eigler  <fche@redhat.com>
1394
1395         * test/fail20-frag.c: New test for NULL pointer dereferencing.
1396         * Makefile.am (TESTS): Add it.
1397         * test/pass-stratcliff.c: Add decls of stpcpy.
1398         * configure.in: Test for <stdint.h>.  Generate mf-runtime.h in
1399         build tree from config.h and new file mf-runtime.h.in.
1400         * mf-runtime.h.in: Renamed from mf-runtime.h.  Tweak uintptr_t decl.
1401         * Makefile.in, configure, config.h.in: Regenerated.
1402         * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1403         * mf-runtime.c (options, __mf_set_default_options): Support new
1404         default "abbreviate" option.
1405         (__mf_object.description_epoch): New field.
1406         (__mf_describe_object): Conditionally abbreviate objects already
1407         displayed in current epoch.  Accept NULL input to increment epoch.
1408         (__mf_fini, __mf_ini): Reset description epoch.
1409         (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1410         that NULL pointer slot in lookup cache is invalidated.  Register a
1411         NOACCESS region around NULL.
1412         * mf-impl.h: Corresponding changes.
1413
1414 2002-10-16  Frank Ch. Eigler  <fche@redhat.com>
1415
1416         * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1417         * Makefile.am: Run them.  Install mf-runtime.h.
1418         * Makefile.in: Regenerated.
1419         * mf-hooks.c: Add some markers for more missing functions.
1420         * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1421         statistic to tune tune cache size (mask).
1422
1423 2002-10-01  Frank Ch. Eigler  <fche@redhat.com>
1424
1425         * test/pass23-frag.c: New test for bit_field_ref expressions.
1426         * Makefile.am, Makefile.in: Add new test.
1427         * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1428         (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1429         * mf-runtime.c (__mf_init): Register errno global.
1430         (__mf_find_object): Removed function.
1431         (__mf_check): Rewrite logic to support accesses across some
1432         contiguous but distinctly registered objects.
1433         (__mf_remove_old_object): Tolerate cache entries that span
1434         contiguous objects.
1435
1436 2002-09-30  Frank Ch. Eigler  <fche@redhat.com>
1437
1438         * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1439         * Makefile.am, Makefile.in: Run new tests.
1440         * mf-hooks.c (alloca): Correct stack direction logic.
1441
1442 2002-09-26  Frank Ch. Eigler  <fche@redhat.com>
1443
1444         * mf-impl.h (adapt_cache): New option.
1445         * mf-runtime.c (__mf_set_default_options): Set its default value.
1446         Tweak the tree_aging parameter down.
1447         (__mf_check): Maintain separate counter for cache-adaptation.
1448         (__mf_tree_analyze): New function to collect object tree stats.
1449         (__mf_adapt_cache): New function to automate cache parameters.
1450
1451 2002-09-24  Frank Ch. Eigler  <fche@redhat.com>
1452
1453         * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1454         hypothetical #if-0'd argv/envp region registration.
1455         * mf-runtime.c (__mf_init): Add kludged form of above.
1456         (*) Add "heur_argv_environ" flag, default on, to govern this.
1457         * mf-impl.h: Corresponding changes.
1458
1459 2002-09-20  Frank Ch. Eigler  <fche@redhat.com>
1460
1461         * test/fail18-frag.c: New test file for NOACCESS regions.
1462         * Makefile.am (TESTS): Add new test.
1463         * Makefile.in: Regenerated.
1464
1465         * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1466         * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1467         (optimize_object_tree): Remove unused mudflap_option.
1468         * mf-runtime.h (__MF_TYPE_NOACCESS): New region type.  Add printing
1469         support throughout.  Use .._MAX_CEM for cemetary upper bound.
1470         * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1471         regions.
1472         (__mf_object): Add new liveness field for use by tree aging.
1473         (__mf_check): Trigger tree aging when needed.
1474         (__mf_age_tree): New function to decay liveness field.
1475         (__mf_find_objects_rec): Use liveness field to rotate tree.
1476         (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1477         (__mf_unregister): Ditto.
1478         (__mf_register): Tweak duplicate-static message.
1479         (__mf_violation: Tweak nearby-object counter printing.
1480
1481 2002-09-16  Frank Ch. Eigler  <fche@redhat.com>
1482
1483         * test/pass20-frag.c: New test file.
1484         * Makefile.am (TESTS): Reorganize.  Add pass20 test.
1485         * Makefile.in: Regenerated.
1486
1487         * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros.  Update callers.
1488         * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1489         * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1490         entries to avoid repeat registration.
1491         * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1492         (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1493
1494 2002-09-09  Frank Ch. Eigler  <fche@redhat.com>
1495
1496         * Makefile.am: Create test sources with #include, not cat>>.
1497         * Makefile.in: Regenerated.
1498         * test/buildtest.sh: Removed.
1499         * test/driver.c (abort_handler, main): Be quiet.
1500
1501 2002-09-06  Frank Ch. Eigler  <fche@redhat.com>
1502
1503         * test/pass18-frag.c, pass19-frag.c: New tests.
1504         * Makefile.am (check): Run them.  Rebuild test programs each time.
1505         * Makefile.in: Regenerated.
1506
1507 2002-09-06  Frank Ch. Eigler  <fche@redhat.com>
1508
1509         * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1510         overlapping object search.
1511         (__mf_violation): Likewise for nearby objects.
1512         Improve nearby-object listing.
1513
1514         cleanup:
1515         * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1516         * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1517
1518 2002-09-03  Frank Ch. Eigler  <fche@redhat.com>
1519
1520         alloca support:
1521         * Makefile.am (AM_CFLAGS): New definition of needed settings.
1522         (HOOKOBJS): Add alloca-hook.o.
1523         * mf-hooks.c (alloca): New function to implement alloca in libiberty
1524         style.
1525         * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1526         (__mf_backtrace): Reimplement without using alloca.
1527         * Makefile.in: Regenerated.
1528
1529         cleanup:
1530         * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1531         Correct signedness bugs in length-tracking variables.
1532         * mf-impl.h: Make options unsigned.
1533         (CALL_WRAP): New macro to parallel CALL_REAL().
1534         (DECLARE): Remove erroneous ";" at end.
1535         * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1536         formatting specs with %08lx.  Correct several compiler warnings.
1537
1538 2002-08-28  Frank Ch. Eigler  <fche@redhat.com>
1539
1540         * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1541
1542 2002-08-27  Frank Ch. Eigler  <fche@redhat.com>
1543
1544         libmudflap hook breakup:
1545         * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1546         for libgcc_s.
1547         (TESTS): Make dependent on libmudflap.
1548         (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1549         compiled from segments of mf-hooks.c.
1550         * mf-hooks.c: Corresponding changes: wrap each function in
1551         #ifdef/#endif.
1552         * Makefile.in: Regenerated.
1553
1554         Heuristics reorganization:
1555         * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1556         Remove these functions.  Update callers.
1557         (__mf_heuristic_check): Incorporate all the various heuristics.
1558         Encode cacheability/retry judgement into trinary return value.
1559         Separate start-end logic into a separate fallback heuristic.  Only
1560         register relevant /proc/self/map segments.
1561         * mf-impl.h: Corresponding changes.
1562         * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1563         (__mf_init): Don't call __mf_init_heuristics.
1564
1565         Tracing cleanup:
1566         * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1567         "-verbose-trace" to emit all tracing messages other than those of
1568         basic public api.  Eliminate some duplicate/excessive messages.
1569         * mf-runtime.h: Corresponding changes.
1570
1571 2002-08-27  Graydon Hoare  <graydon@redhat.com>
1572
1573         * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1574         and __real when compiled with -DPIC.
1575         * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1576         * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1577         * Makefile.in: Regenerate.
1578
1579 2002-08-26  Graydon Hoare  <graydon@redhat.com>
1580
1581         * mf-impl.h: New file, private implementation header.
1582         * mf-runtime.h: Reorganize a bit.
1583         (CLAMPSZ): Fix arithmetic.
1584         (__MF_CACHE_MISS_P): Fix arithmetic.
1585         * mf-runtime.c: Reorganize a bit.
1586         (__mf_dynamic): New structure.
1587         (resolve_single_dynamic): New function.
1588         (__mf_resolve_dynamics): New function.
1589         (__mf_init): Initialize dynamic wrappers.
1590         * mf-hooks.c: Macro-ize __real calls.
1591         Clamp various bits of arithmetic.
1592         Add explicit __mf_check call contexts.
1593         * Makefile.am: Add dependencies on mf-impl.h
1594         * Makefile.in: Regenerate.
1595         * configure.in: Comment out shared override.
1596         * configure: Regenerate.
1597
1598 2002-08-22  Graydon Hoare  <graydon@redhat.com>
1599
1600         * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1601         (__mf_check): Re-inialize and check heuristics before violation.
1602         (__mf_register): Permit updating pure-guess regions.
1603         * mf-hooks.c (__wrap_free): Correct some free queue logic.
1604         (__wrap_dlopen): New wrapper function.
1605         (__wrap_mmap): New wrapper function.
1606         (__wrap_munmap): New wrapper function.
1607         * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1608         which are not stack addresses.
1609         (is_stack_address): New function.
1610         (__mf_init_heuristics): Save and restore state, always initialize with
1611         "starting" state.
1612
1613 2002-08-21  Frank Ch. Eigler  <fche@redhat.com>
1614
1615         * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1616         error.  Pass location string.
1617         (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1618         * mf-runtime.c (options): Add lc-mask, lc-shift options.
1619         (__mf_process_opts): Apply some sanity checking for lc-mask.
1620         (__mf_check, __mf_violation): Take new location-string argument.
1621         Update callers to pass NULL if necessary.
1622         (__mf_backtrace): New smart backtracer function.  Calls replace
1623         several ad-hoc blocks elsewhere.
1624         (__mf_describe_object): Remove bad reentrancy test.  Improve
1625         tracing message.
1626         * mf-runtime.h: Corresponding changes.  Public/private markup.
1627         (__MF_CACHE_MISS_P): New macro.
1628
1629 2002-08-20  Graydon Hoare  <graydon@redhat.com>
1630
1631         * mf-runtime.h: New option: stack_bound (heuristic).
1632         Move some macros out of implementation files.
1633         * mf-runtime.c: New option string: -stack-bound.
1634         Unify recursion protection with hooks.
1635         Add more logging.
1636         (__mf_check): Call __mf_heuristic_check.
1637         (__mf_process_opts): Fix "no-" processing.
1638         * mf-heuristics.c (__mf_heuristic_check): New function.
1639         * mf-hooks.c: Much off-by-one fixing, recursion protection.
1640
1641 2002-08-20  Frank Ch. Eigler  <fche@redhat.com>
1642
1643         Option parsing improvements, region splitting bug fixes:
1644         * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1645         * mf-runtime.h (heur_proc_map): New libmudflap option.
1646         * mf-runtime.c (__mf_set_default_options): Set it.
1647         (__mf_usage): Print default values/status.
1648         (__mf_process_opts): Support general "no-" option string prefix.
1649         (__mf_init): Print __mf_usage on unknown-option error.
1650         (__mf_register): Print trace message up front.
1651         Correct region splitting logic for case where a subregion disappears.
1652         Correct memory leak.
1653         (__mf_violation): Make even basic message conditional on option.
1654
1655         Build cleanup:
1656         * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1657         (clean-local): New target.
1658         (test/*x rules): Add -g CFLAGS.
1659         (CFLAGS): Add -freorder-blocks.
1660         (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1661         * Makefile.in: Regenerated.
1662         * Makefile, mf-config.h: Removed files.
1663
1664 2002-08-16  Graydon Hoare  <graydon@redhat.com>
1665
1666         * mf-runtime.c (__mf_insert_new_object): Factor out of
1667         __mf_register.
1668         (__mf_remove_old_object): Factor out of __mf_unregister.
1669         (__mf_register): Handle guessed regions, splitting
1670         guesses when new registrations arrive.
1671         (__mf_unregister): Do not unregister guesses.
1672         * mf-runtime.h: Move convenience macros around,
1673         declare new option fields. Add __MF_TYPE_GUESS.
1674         * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1675         (__wrap_free): Call __real_free for deferred frees.
1676         * Makefile.am: Add more tests, fix dependency.
1677         * Makefile.in: Regenerate.
1678         * test/pass[13..17]-frag.c: New testcases.
1679         * test/fail[13..17]-frag.c: New testcases.
1680
1681 2002-08-15  Graydon Hoare  <graydon@redhat.com>
1682
1683         * mf-heuristics.c: New file.
1684         * mf-runtime.c (options): Add -trace-calls option.
1685         (__mf_init): Call __mf_init_heuristics.
1686
1687 2002-08-14  Graydon Hoare  <graydon@redhat.com>
1688
1689         * Makefile.am (TESTS): Add testsuite support.
1690         * Makefile.in: Regenerate.
1691         * test/mf-driver.c: New file.
1692         * test/buildtest.sh: New file.
1693         * test/passNN-frag.c: New testcases.
1694         * test/failNN-frag.c: New testcases.
1695
1696 2002-08-14  Graydon Hoare  <graydon@redhat.com>
1697
1698         * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1699         verifying non-size-limited string extents.
1700
1701 2002-08-14  Frank Ch. Eigler  <fche@redhat.com>
1702
1703         * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1704         instead of plain str[n]len for internal checks.
1705         * mf-runtime.c (__mf_violation): Print optional stack traceback.
1706
1707 2002-08-14  Frank Ch. Eigler  <fche@redhat.com>
1708
1709         * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1710
1711 2002-08-13  Graydon Hoare  <graydon@redhat.com>
1712
1713         * mf-runtime.c: Rework configuration to operate on
1714         environment variable options rather than #defines
1715         (__mf_violation): Add simple fork-a-gdb violaiton mode.
1716         (__mf_init): Set static __mf_active_p flag on startup,
1717         to inhibit mudflap wrap-based checking during crt0.s.
1718         * mf-runtime.h: Declare options structure.
1719         * mf-hooks.c: New wrappings for mem*, b*, str*
1720         libc functions (temporarily #if 0-ed out).
1721
1722 2002-08-12  Frank Ch. Eigler  <fche@redhat.com>
1723
1724         * Makefile.am, configure.in: New files.
1725         * Makefile.in, Makefile, configure, config.h.in: New generated files.
1726         * stamp-h.in, aclocal.m4: Ditto.
1727
1728 2002-08-08  Frank Ch. Eigler  <fche@redhat.com>
1729
1730         * Makefile: New file.
1731         * mf-config.h: New file: runtime configuration.
1732         * mf-hooks.c: New file: interposed libc functions.
1733         * mf-runtime.c: New file: bulk of runtime.
1734         * mf-runtime.h: New file: public functions.