libmudflap/ChangeLog

   1 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
   2
   3         * Makefile.in: Regenerate.
   4         * aclocal.m4: Regenerate.
   5         * config.h.in: Regenerate.
   6         * configure: Regenerate.
   7         * testsuite/Makefile.in: Regenerate.
   8
   9 2009-07-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  10
  11         * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
  12
  13 2009-07-16  Joseph Myers  <joseph@codesourcery.com>
  14
  15         * configure: Regenerate.
  16
  17 2009-07-11  Richard Sandiford  <rdsandiford@googlemail.com>
  18
  19         PR testsuite/40699
  20         PR testsuite/40707
  21         PR testsuite/40709
  22         * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
  23
  24 2009-07-01  Richard Guenther  <rguenther@suse.de>
  25
  26         PR tree-optimization/19831
  27         * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
  28         escape.
  29         * testsuite/libmudflap.c/fail12-frag.c: Likewise.
  30         * testsuite/libmudflap.c/fail16-frag.c: Likewise.
  31         * testsuite/libmudflap.c/fail31-frag.c: Likewise.
  32
  33 2009-06-30  Richard Sandiford  <r.sandiford@uk.ibm.com>
  34
  35         * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
  36         to ld_library_path.  Use add_path.  Add just find_libgcc_s to
  37         ld_library_path, not every libgcc multilib directory.
  38
  39 2009-04-09  Nick Clifton  <nickc@redhat.com>
  40
  41         * mf-hooks1.c: Change copyright header to refer to version 3
  42         of the GNU General Public License with version 3.1 of the GCC
  43         Runtime Library Exception and to point readers at the COPYING3
  44         and COPYING3.RUNTIME files and the FSF's license web page.
  45         * mf-heuristics.c: Likewise.
  46         * mf-hooks2.c: Likewise.
  47         * mf-hooks3.c: Likewise.
  48         * mf-impl.h: Likewise.
  49         * mf-runtime.c: Likewise.
  50         * mf-runtime.h: Likewise.
  51
  52 2009-04-09  Jakub Jelinek  <jakub@redhat.com>
  53
  54         * testsuite/lib/mfdg.exp: Change copyright header to refer to
  55         version 3 of the GNU General Public License and to point readers
  56         at the COPYING3 file and the FSF's license web page.
  57         * testsuite/lib/libmudflap.exp: Likewise.
  58
  59 2009-03-31  Ben Elliston  <bje@au.ibm.com>
  60
  61         PR libmudflap/38462
  62         * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
  63         object', not `mudflap object'.
  64
  65 2009-03-01  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  66
  67         * configure: Regenerate.
  68
  69 2009-02-03  Jakub Jelinek  <jakub@redhat.com>
  70
  71         * mf-runtime.c (__mf_usage): Update copyright notice dates.
  72
  73 2009-01-23  Jie Zhang  <jie.zhang@analog.com>
  74
  75         * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
  76         __thread when TLS support is emulated.
  77         * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
  78         * mf-runtime.c (__mf_state_1): Likewise.
  79         * configure.ac: Use GCC_CHECK_EMUTLS.
  80         * configure: Regenerate.
  81         * config.h.in: Regenerate.
  82
  83 2008-12-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  84
  85         * configure: Regenerate.
  86
  87 2008-11-26  Janis Johnson  <janis187@us.ibm.com>
  88
  89         PR testsuite/28870
  90         * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
  91         (dg-timeout): Remove.
  92         (standard-wait): Remove.
  93         * testsuite/lib/libmudflap.exp: Include new timeout library files.
  94         (libmudflap_target_compile): Set timeout value from new proc.
  95
  96 2008-11-10  Jakub Jelinek  <jakub@redhat.com>
  97
  98         PR middle-end/35314
  99         * testsuite/libmudflap.c/pass67-frag.c: New test.
 100
 101 2008-10-09  Jakub Jelinek  <jakub@redhat.com>
 102
 103         PR c++/37568
 104         * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
 105
 106 2008-09-26  Peter O'Gorman  <pogma@thewrittenword.com>
 107             Steve Ellcey  <sje@cup.hp.com>
 108
 109         * configure: Regenerate for new libtool.
 110         * Makefile.in: Ditto.
 111         * testsuite/Makefile.in: Ditto.
 112
 113 2008-09-15  Jakub Jelinek  <jakub@redhat.com>
 114
 115         PR libmudflap/36397
 116         * testsuite/libmudflap.c/pass64-frag.c: New test.
 117
 118 2008-06-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 119
 120         * Makefile.in: Regenerate.
 121         * config.h.in: Regenerate.
 122         * configure: Regenerate.
 123         * testsuite/Makefile.in: Regenerate.
 124
 125 2008-04-18  Paolo Bonzini  <bonzini@gnu.org>
 126
 127         PR bootstrap/35457
 128         * aclocal.m4: Regenerate.
 129         * configure: Regenerate.
 130
 131 2008-03-20  Volker Reichelt  <v.reichelt@netcologne.de>
 132
 133         * testsuite/libmudflap.c/pass63-frag.c: New test.
 134
 135 2008-03-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 136
 137         * aclocal.m4: Regenerate.
 138         * configure: Likewise.
 139         * Makefile.in: Likewise.
 140         * testsuite/Makefile.in: Likewise.
 141
 142 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
 143
 144         * mf-runtime.c (__mf_usage): Update copyright notice dates.
 145
 146 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
 147
 148         * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
 149         mudflap dead object.
 150         * testsuite/libmudflap.c/fail9-frag.c: Ditto.
 151
 152 2008-01-24  David Edelsohn  <edelsohn@gnu.org>
 153
 154         * configure: Regenerate.
 155
 156 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
 157
 158         PR tree-optimization/34618
 159         * testsuite/libmudflap.c/pass62-frag.c: New test.
 160
 161 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
 162
 163         PR c++/34619
 164         * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
 165
 166 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
 167
 168         PR libmudflap/26442
 169         * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
 170
 171 2007-10-15  Maciej W. Rozycki  <macro@linux-mips.org>
 172
 173         * configure: Regenerate following changes to ../config/tls.m4.
 174
 175 2007-07-26  Tom Tromey  <tromey@redhat.com>
 176
 177         * Makefile.in: Rebuilt.
 178         * Makefile.am (clean-local): Removed.
 179         (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
 180         pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
 181         (libmudflapth_la_SOURCES): List sources.
 182         (libmudflapth_la_LIBADD): Clear.
 183         (libmudflapth_la_CFLAGS): New variable.
 184
 185 2007-07-05  H.J. Lu  <hongjiu.lu@intel.com>
 186
 187         * aclocal.m4: Regenerated.
 188
 189 2007-06-02  Paolo Bonzini  <bonzini@gnu.org>
 190
 191         * configure: Regenerate.
 192
 193 2007-05-31  Frank Ch. Eigler  <fche@redhat.com>
 194
 195         From Andi Kleen <ak@suse.de>:
 196         * mf-runtime.c (options): Rename structure for compatibility with
 197         glibc getopt_long.
 198
 199 2007-05-23  Steve Ellcey  <sje@cup.hp.com>
 200
 201         * Makefile.in: Regenerate.
 202         * configure: Regenerate.
 203         * aclocal.m4: Regenerate.
 204         * testsuite/Makefile.in: Regenerate.
 205
 206 2007-03-14  Uros Bizjak  <ubizjak@gmail.com>
 207
 208         * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
 209
 210 2007-03-01  Brooks Moses  <brooks.moses@codesourcery.com>
 211
 212         * Makefile.am: Add dummy install-pdf target.
 213         * Makefile.in: Regenerate
 214
 215 2007-02-07  Jakub Jelinek  <jakub@redhat.com>
 216
 217         PR libgomp/28468
 218         * configure: Regenerate.
 219
 220 2006-12-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
 221
 222         * configure: Regenerate.
 223
 224 2006-11-13  Daniel Jacobowitz  <dan@codesourcery.com>
 225
 226         * configure: Regenerated.
 227
 228 2006-11-10  Frank Ch. Eigler  <fche@redhat.com>
 229
 230         PR libmudflap/28578
 231         * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
 232         static but not function scope static.
 233         (free): Skip deallocation attempts for objects placed into
 234         bootstrap buffers.
 235         * testsuite/libmudflap.cth/pass59-frag.c: New test.
 236
 237 2006-11-06  Frank Ch. Eigler  <fche@redhat.com>
 238
 239         From Herman ten Brugge <hermantenbrugge@home.nl>:
 240         * mf-runtime.c (__mf_uncache_object): Optimize the code so that
 241         small and large objects are handled a lot faster.
 242
 243 2006-11-06  Frank Ch. Eigler  <fche@redhat.com>
 244
 245         * configure.ac (__libc_freeres): Look for it.
 246         * mf-impl.h (call_libc_freeres): New configuration flag.
 247         * mf-runtime.c (__mf_set_default_options): Set it by default.
 248         (__mfu_report): Call it if needed.
 249         (__mfu_unregister): Remove "unaccessed registered object" warning.
 250         * configure, config.h.in: Regenerated.
 251
 252 2006-09-18  Tom Tromey  <tromey@redhat.com>
 253
 254         * configure: Rebuilt.
 255
 256 2006-06-21  Frank Ch. Eigler  <fche@redhat.com>
 257
 258         PR 21274
 259         mf-runtime.h installation based on ssp patch for PR 26473 from
 260         Mark Mitchell  <mark@codesourcery.com>.
 261         * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
 262         * Makefile.am (target_noncanonical): Define.
 263         (libsubincludedir): New variable.
 264         (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
 265         (include_HEADERS): Remove.
 266         * configure, aclocal.m4, config.h.in: Regenerated.
 267         * Makefile.in, testsuite/Makefile.in: Likewise.
 268         * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
 269         and _THREAD_SAFE redefinition values.
 270
 271 2006-05-23  Carlos O'Donell  <carlos@codesourcery.com>
 272
 273         * Makefile.am: Add install-html target. Add install-html to .PHONY
 274         * Makefile.in: Regenerate.
 275
 276 2006-04-19  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 277
 278         PR mudflap/26789
 279         * testsuite/libmudflap.c++/error1-frag.cxx: New test.
 280
 281         PR mudflap/26790
 282         * testsuite/libmudflap.c++/error2-frag.cxx: New test.
 283
 284 2006-04-10  Matthias Klose  <doko@debian.org>
 285
 286         * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
 287         directory names containing underscores.
 288
 289 2005-11-22  Janis Johnson  <janis187@us.ibm.com>
 290
 291         * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
 292         MUDFLAP_FLAGS if static library not supported.
 293         * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
 294         * testsuite/libmudflap.c/externs.exp: Ditto.
 295         * testsuite/libmudflap.c++/ctors.exp: Ditto.
 296         * testsuite/libmudflap.c++/c++frags.exp: Ditto.
 297         * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
 298
 299 2005-10-04  James E Wilson  <wilson@specifix.com>
 300
 301         * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
 302         $name as array of characters with unknown bound.  Also store into the
 303         array.
 304         * configure: Regenerate.
 305
 306 2005-09-30  James E. Wilson  <wilson@specifix.com>
 307
 308         * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
 309         AC_CHECK_HEADER.
 310         (target_thread_file): New.  Set from sed'ed gcc output.
 311         (posix_threads): New.  Set from target_thread_file.  Use instead of
 312         ac_have_pthread_h.
 313         (pthread_create_version): Move initialization before code using it.
 314         * configure: Regenerate.
 315
 316         * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
 317         bounds.
 318
 319 2005-09-29  James E. Wilson  <wilson@specifix.com>
 320
 321         * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
 322         with HAVE_MMAP ifdef.
 323
 324 2005-09-23  Frank Ch. Eigler  <fche@elastic.org>
 325
 326         PR 23084.
 327         * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
 328
 329 2005-09-23  Frank Ch. Eigler  <fche@elastic.org>
 330
 331         * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
 332
 333 2005-09-23  Tom Tromey  <tromey@redhat.com>
 334
 335         * aclocal.m4, configure: Rebuilt.
 336         * configure.ac: Use GCC_CHECK_TLS.
 337         * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
 338         to ../config.
 339
 340 2005-08-22  Jim Wilson  <wilson@specifix.com>
 341
 342         * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
 343         __FreeBSD__ is defined.
 344
 345 2005-08-17  Jim Wilson  <wilson@specifix.com>
 346
 347         * mf-hooks1.c (malloc, calloc, realloc, free,
 348         __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
 349         the real routines, and END_MALLOC_PROTECT afterwards.
 350         * mf-impl.h (enum __mf_state_enum): Expand comment.  Add in_malloc.
 351         (BEGIN_PROTECT): Handle in_malloc state.
 352         (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
 353         * testsuite/libmudflap.c/hook2-allocstuff.c: New.
 354
 355 2005-08-17  Kelley Cook  <kcook@gcc.gnu.org>
 356
 357         * All files: Update FSF address.
 358
 359 2005-08-15  Ulrich Weigand  <weigand@informatik.uni-erlangen.de>
 360
 361         * mf-hooks3.c (main_seen_p): Remove.
 362         (__mf_get_state): Remove attempt to recognize the main thread.
 363
 364 2005-08-15  Maciej W. Rozycki  <macro@linux-mips.org>
 365
 366         * configure.ac: Test for the name of the symbol used for the entry
 367         point; define ENTRY_POINT to the result.
 368         * configure: Regenerate.
 369         * config.h.in: Regenerate.
 370         * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
 371
 372 2005-08-14  Ulrich Weigand  <weigand@informatik.uni-erlangen.de>
 373
 374         * mf-runtime.c (__mf_state_1): Initialize to reentrant.
 375         (__mf_init): Set thread state active.
 376         * mf-hooks3.c (__mf_pthread_spawner): Always set thread
 377         state active.
 378         (pthread_create wrapper): Always use thread spawner.
 379
 380         * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
 381         * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
 382
 383 2005-07-16  Richard Henderson  <rth@redhat.com>
 384
 385         * acinclude.m4: New file.
 386         * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
 387         * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
 388         * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
 389         (__mf_0fn_calloc): ... here.
 390         * mf-hooks3.c (struct pthread_info): Remove.
 391         (__mf_pthread_info, __mf_pthread_info_idx): Remove.
 392         (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
 393         (struct mf_thread_data): New.
 394         (mf_thread_data, mf_thread_data_lock): New.
 395         (__mf_allocate_blank_threadinfo): Remove.
 396         (__mf_find_threadinfo): Rewrite and simplify.  Only use if TLS is
 397         not available.
 398         (__mf_state_perthread): Remove.
 399         (__mf_get_state, __mf_set_state): New.
 400         (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
 401         Update mf_thread_data killing procedure.
 402         (__mf_pthread_spawner): Similarly.
 403         (__mf_0fn_pthread_create): Only use wrapper if necessary.  Remove
 404         code to allocate thread stack space.
 405         (__mf_0fn_pthread_join, pthread_join): Remove.
 406         (__mf_0fn_pthread_exit, pthread_exit): Remove.
 407         * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
 408         (__mf_state_1): Rename from __mf_state; use TLS when available.
 409         (__mf_get_state, __mf_set_state): New.  Update all users.
 410         * mf-runtime.c (begin_recursion_protect1): New.
 411         (BEGIN_RECURSION_PROTECT): Use it.
 412         (__mf_state_1): Rename from __mf_state; use TLS when available.
 413         (threads_active_p): Remove.
 414         (__mf_usage): Compute it directly.
 415
 416 2005-06-19  Ulrich Weigand  <uweigand@de.ibm.com>
 417
 418         * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
 419
 420 2005-06-15  Frank Ch. Eigler  <fche@redhat.com>
 421
 422         Fix for uncaching bug reported by Herman ten Brugge.
 423         * mf-runtime.c (__mf_uncache_object): Search whole cache.
 424         * testsuite/libmudflap.c/fail40-frag.c: New test.
 425
 426 2005-05-23  Alfred M. Szmidt  <ams@gnu.org>
 427
 428         PR libmudflap/21724
 429         * Makefile.am (AM_MAKEFLAGS): Pass includedir.
 430         * Makefile.in: Amend.
 431
 432 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
 433
 434         PR mudflap/21023
 435         * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
 436         * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
 437
 438 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
 439
 440         PR libmudflap/21094
 441         * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
 442
 443 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
 444
 445         PR mudflap/22064
 446         * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
 447         unsigned vars with #defines instead of enums.
 448
 449 2005-05-09  Mike Stump  <mrs@apple.com>
 450
 451         * configure: Regenerate.
 452
 453 2005-04-12  Mike Stump  <mrs@apple.com>
 454
 455         * configure: Regenerate.
 456
 457 2005-04-12  Frank Ch. Eigler  <fche@redhat.com>
 458
 459         PR mudflap/19266
 460         * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
 461         * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
 462
 463 2005-04-04  Alan Modra  <amodra@bigpond.net.au>
 464
 465         * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
 466
 467 2005-03-31  Mike Stump  <mrs@apple.com>
 468
 469         * mf-runtime.h: Add libmudflap copyright clause.
 470
 471 2005-03-21  Mike Stump  <mrs@apple.com>
 472
 473         * mf-heuristics.c: Fix whitespace at end of line.
 474         * mf-hooks1.c: Likewise.
 475         * mf-hooks2.c: Likewise.
 476         * mf-hooks3.c: Likewise.
 477         * mf-impl.h: Likewise.
 478         * mf-runtime.c: Likewise.
 479         * mf-runtime.h: Likewise.
 480
 481 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
 482
 483         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
 484         In all substitutions, expand gcc_version in Makefile.
 485         * aclocal.m4, configure: Regenerate.
 486         * Makefile.am: Set gcc_version.
 487         * Makefile.in, testsuite/Makefile.in: Regenerate.
 488
 489 2005-03-17  Frank Ch. Eigler  <fche@redhat.com>
 490
 491         * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
 492         * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
 493
 494 2005-02-13  Frank Ch. Eigler  <fche@redhat.com>
 495
 496         PR mudflap/19319
 497         * testsuite/libmudflap.c++/pass55-frag.c: New test.
 498
 499 2005-01-05  Richard Henderson  <rth@redhat.com>
 500
 501         * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
 502
 503 2005-01-02  Greg McGary  <greg@mcgary.org>
 504
 505         * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
 506         * mf-runtime.h: New file, replaces mf-runtime.h.in.
 507         * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
 508         * Makefile.in: Ditto.
 509         * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
 510         * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
 511         * testsuite/libmudflap.c/fail36-frag.c: New test.
 512         * testsuite/libmudflap.c/fail37-frag.c: New test.
 513         * testsuite/libmudflap.c/fail38-frag.c: New test.
 514
 515 2004-12-08  Kelley Cook  <kcook@gcc.gnu.org>
 516
 517         * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
 518         * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
 519
 520 2004-12-02  Richard Sandiford  <rsandifo@redhat.com>
 521
 522         * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
 523         * aclocal.m4: Include ../config/gcc-version.m4.
 524         * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
 525
 526 2004-11-29  Kelley Cook  <kcook@gcc.gnu.org>
 527
 528         * Makefile.am: Define ACLOCAL_AMFLAGS.
 529         * acinclude.m4: Remove.
 530         * stamp-h.in: Remove superfluous stamp file.
 531         * aclocal.m4, configure, Makefile.in: Regenerate.
 532         * testsuite/Makefile.in: Likewise.
 533
 534 2004-11-24  Kelley Cook  <kcook@gcc.gnu.org>
 535
 536         * Makefile.am: Revert previous.
 537         * acinclude.m4: Restore.
 538         * aclocal.m4, configure, Makefile.in: Regenerate.
 539         * testsuite/Makefile.in: Likewise.
 540
 541 2004-11-24  Kelley Cook  <kcook@gcc.gnu.org>
 542
 543         * Makefile.am: Define ACLOCAL_AMFLAGS.
 544         * acinclude.m4: Remove.
 545         * aclocal.m4, configure, Makefile.in: Regenerate.
 546         * testsuite/Makefile.in: Likewise.
 547
 548 2004-11-23  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 549
 550         * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
 551
 552 2004-11-23  Kelley Cook  <kcook@gcc.gnu.org>
 553
 554         * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
 555         * testsuite/Makefile.in: Likewise.
 556
 557 2004-11-01  Andreas Schwab  <schwab@suse.de>
 558
 559         * configure.ac: (target_alias): Default to $host_alias, not
 560         $target.
 561         * configure: Regenerated.
 562
 563 2004-10-28  Frank Ch. Eigler  <fche@redhat.com>
 564
 565         * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
 566         * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
 567         message.
 568
 569 2004-10-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
 570
 571         PR other/18138
 572         * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
 573
 574 2004-10-12  Frank Ch. Eigler  <fche@redhat.com>
 575
 576         * configure.ac: Check for more headers, functions.
 577         * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
 578         tracking overridden FILE buffers.
 579         (fopen, setvbuf): New/revised hook functions for buffer overriding.
 580         (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
 581         (fflush): Accept given NULL stream (means "all streams").
 582         * mf-runtime.h.in:
 583         * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
 584         HEAP/GUESS objects.
 585         (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
 586         (__mf_adapt_cache): Use them all.
 587         * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
 588         * testsuite/libmudflap.c++/ctors.exp: Ditto.
 589         * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
 590         * configure, config.h.in: Regenerated.
 591
 592 2004-10-05  Frank Ch. Eigler  <fche@redhat.com>
 593
 594         * configure.ac: Checking for sys/socket.h once is enough.
 595         * configure: Regenerated.
 596
 597 2004-10-04  Frank Ch. Eigler  <fche@redhat.com>
 598
 599         * configure.ac: Look for more headers & functions.
 600         * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
 601         * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
 602         * mf-runtime.c (options): Clean up integer signedness warnings.
 603         (main): Add a declaration to fix a warning.
 604         * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
 605         * configure, config.h.in: Regenerated.
 606
 607 2004-10-02  Frank Ch. Eigler  <fche@redhat.com>
 608
 609         * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
 610         New tests for proper base/limit checking for aggregates.
 611
 612 2004-09-15  Joseph S. Myers  <jsm@polyomino.org.uk>
 613
 614         * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
 615
 616 2004-09-07  Frank Ch. Eigler  <fche@redhat.com>
 617
 618         * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
 619         * mf-hooks2.c (strerror): Unregister previous string returned by
 620         previous strerror.
 621         (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
 622         (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
 623         * mf-runtime.h.in: Add redefine_extname pragmas for them all.
 624         * mf-runtime.c (__mf_describe_object): Clarify object life status.
 625         * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
 626         New tests.
 627         * configure, config.h.in: Regenerated.
 628
 629 2004-08-03  Dale Johannesen  <dalej@apple.com>
 630
 631          * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
 632
 633 2004-08-03  Frank Ch. Eigler  <fche@redhat.com>
 634
 635         * mf-runtime.c (compare_uintptr_t): Remove function.  Inline
 636         simplified contents in all former callers.
 637
 638 2004-07-27  Ulrich Weigand  <weigand@informatik.uni-erlangen.de>
 639
 640         * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
 641         the statically linked case.
 642
 643 2004-07-27  Frank Ch. Eigler  <fche@redhat.com>
 644
 645         * splay-tree.[ch]: Remove.  Merge contents into ...
 646         * mf-runtime.c: ... here, renaming symbols and making all functions
 647         static.  Remove unused min/max functions.
 648         * Makefile.am: Forget about splay-tree.[ch].
 649         * Makefile.in, testsuite/Makefile.in: Regenerated.
 650
 651 2004-07-21  Frank Ch. Eigler  <fche@redhat.com>
 652
 653         * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
 654         (__mfu_usage): Include (C) 2004.
 655         * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
 656         here.  Include a comment explaining why.
 657
 658 2004-07-20  Frank Ch. Eigler  <fche@redhat.com>
 659
 660         * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
 661         * mf-runtime.c (options): Give them a name.
 662         (__mf_set_default_options): Set them.
 663         (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
 664         (__mf_violation): Warning cleanup.
 665         * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
 666         * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
 667
 668 2004-07-15  Frank Ch. Eigler  <fche@redhat.com>
 669
 670         g++/15861
 671         * mf-runtime.c (__mf_init): Make it non-static.  Tolerate
 672         repeated invocation.
 673
 674 2004-07-09  Frank Ch. Eigler  <fche@redhat.com>
 675
 676         Test case for g++/15861
 677         * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
 678         * testsuite/libmudflap.c++/ctors.exp: Driver.
 679         * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
 680         Look only for *frag* test cases.
 681
 682 2004-07-08  Frank Ch. Eigler  <fche@redhat.com>
 683
 684         ANSI C conversion, libmudflap specialization, recursion limiting.
 685         * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
 686         argument and indirection function pointers, update callers.
 687         (splay_tree_s): Add statistics and recursion control fields
 688         num_keys, max_depth, depth, rebalance_p.
 689         * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
 690         Back out of search if it exceeds limit.
 691         (splay_tree_splay): Manage recursion limiting with rebalancing as
 692         needed.
 693         (splay_tree_new): More initialization.
 694         (splay_tree_rebalance): New function.
 695         (splay_tree_foreach): Rewrite using nonrecursive logic.
 696         (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
 697         Remove.  Point indirect calls to mf-runtime.c's routines.
 698         (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
 699         functions.
 700         (splay_tree_delete, splay_tree_delete_helper): Ditto.
 701         * testsuite/heap-scalestress.c: New test based on one from
 702         Eyal Lebedinsky <eyal@eyal.emu.id.au>:
 703
 704 2004-07-05  Matthias Klose  <doko@debian.org>
 705
 706         * libtool-version: New.
 707         * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
 708         Use -version-info for soname.
 709         * Makefile.in: Regenerate.
 710         * configure.ac: Remove libtool_VERSION macro
 711         * configure: Regenerate
 712
 713 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
 714
 715         * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
 716         __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
 717         #ifndef _MUDFLAP.
 718
 719 2004-06-29  Frank Ch. Eigler  <fche@redhat.com>
 720
 721         Splay tree implementation fork.
 722         * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
 723         Use hard-coded comparison function for uintptr_t.  Remove key/value
 724         deallocation logic.  Cache last splayed key for consecutive lookups.
 725         * Makefile.am, Makefile.in: Use them, don't link to them.
 726         * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
 727         (__mf_find_objects2): Flip successor/predecessor search sequence.
 728         * ansidecl.h, libiberty.h: Removed dummy files.
 729
 730 2004-06-29  Nick Clifton  <nickc@redhat.com>
 731
 732         * configure.ac (AC_CHECK_HEADERS): Add dirent.h
 733         * configure: Regenerate.
 734         * mf-hooks2.c: Surround uses of dirent.h with #ifdef
 735         HAVE_DIRENT_H.
 736         Remove spurious inclusion of <strings.h>.
 737
 738 2004-06-29  Nick Clifton  <nickc@redhat.com>
 739
 740         * mf-runtime.c (pthread_join): Only apply the weak pragma if the
 741         function actually exists.
 742
 743 2004-06-25  Frank Ch. Eigler  <fche@redhat.com>
 744
 745         * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
 746         * config.h.in: Regenerated.
 747
 748 2004-06-24  Frank Ch. Eigler  <fche@redhat.com>
 749
 750         Adopt splay trees for object database.
 751         * Makefile.am: Copy splay-tree.* from libiberty.
 752         * Makefile.in, testsuite/Makefile.in: Regenerated.
 753         * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
 754         * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
 755         * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
 756         * mf-runtime.c: Rewrite code dealing with object database to use
 757         libiberty splay trees.  Remove tree liveness aging option.
 758         * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
 759
 760 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
 761
 762         * configure.ac: New name of configure.in.  Update
 763         AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
 764         AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
 765         Autoconf 2.5x and Automake 1.7 or later.
 766         * configure.in: Remove.
 767         * configure: Regenerate.
 768
 769         * Makefile.am: Remove useless multilib rules.
 770         * Makefile.in: Regenerate.
 771
 772 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
 773
 774         * .cvsignore: New file.
 775
 776 2004-06-10  Stephen Crowley  <stephen.crowley@sbcglobal.net>
 777
 778         PR libmudflap/13505
 779         * mf-hooks2.c (semctl): Add cygwin porting hack.
 780
 781 2004-06-09  Frank Ch. Eigler  <fche@redhat.com>
 782
 783         ctype support.
 784         * configure.in: Look for ctype header and glibc implementation.
 785         * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
 786         array hooks for glibc 2.3.
 787         * mf-runtime.h.in: Wrap them.
 788         * mf-runtime.c (__mf_init): Leave marker regarding other ctype
 789         implementations.
 790         * testsuite/libmudflap.c/pass47-frag.c: New test.
 791         * configure, config.h.in: Regenerated.
 792
 793 2004-06-04  Frank Ch. Eigler  <fche@redhat.com>
 794
 795         Portability improvements, e.g., libmudflap/15293.
 796         * configure.in: Look for glibc extension functions.  Look for
 797         support of -f{function,data}-sections.  Look for more headers.
 798         Create testsuite/mfconfig.exp.  Correct more "test x.." thinkos.
 799         * Makefile.am: Use $(SECTION_FLAGS).  Collapse piecemeal-compiled
 800         mf-hooks* into usual single object per source.
 801         * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
 802         * mf-hooks2.c: #include a bunch more system headers.  Define strnlen
 803         if system doesn't provide one.
 804         * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
 805         (pthread_create): Use it to properly GC dead thread stacks.
 806         * mf-runtime.c (__mf_violation): Correct snprintf type warning.
 807         * testsuite/Makefile.am: Stop generating site.exp.
 808         * testsuite/mfconfig.exp.in: New file.
 809         * testsuite/config/default.exp: Load new mfconfig.exp.
 810         * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
 811         (prune_gcc_output): Add glibc static linking warnings.
 812         * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
 813         * testsuite/libmudflap.c/pass46-frag.c: Ditto.
 814         * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
 815         Regenerated with autoconf 2.57 and automake 1.7.
 816
 817 2004-06-04  Per Bothner  <per@bothner.com>
 818
 819         * configure.in (LIBMUDFLAPTH):  Fix thinko.
 820
 821         * configure.in:  Check for more headers.
 822         * mf-hooks2.c:  Conditionalize on HAVE_SYS_SOCKET_H etc.
 823
 824         * mf-runtime.c:  In two places conditionalize on SIUSR1 rather than
 825         HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
 826
 827 2004-06-01  Andreas Jaeger  <aj@suse.de>
 828
 829         * configure.in: Handle multilibs, support
 830         --enable-version-specific-runtime-libs.
 831         * Makefile.am (lib_LTLIBRARIES): Rename to ...
 832         (toolexeclib_LTLIBRARIES): this for multilib support.
 833         * Makefile.in: Regenerated.
 834         * configure: Regenerated.
 835         * aclocal.m4: Regenerated.
 836         * config.h.in: Regenerated.
 837         * testsuite/Makefile.in: Regenerated.
 838
 839 2004-06-01  Andreas Jaeger  <aj@suse.de>
 840
 841         * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
 842         multilibs, using multilib directory instead of hardcoded path.
 843         Set LD_RUN_PATH.
 844
 845 2004-05-21  Frank Ch. Eigler  <fche@redhat.com>
 846
 847         * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
 848         * Makefile.in: Ditto.
 849
 850 2004-05-18  Kaz Kojima  <kkojima@gcc.gnu.org>
 851
 852         * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
 853         * aclocal.m4, configure: Rebuilt.
 854
 855 2004-05-17  Frank Ch. Eigler  <fche@redhat.com>
 856
 857         * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
 858         import some build settings from libstdc++-v3 testsuite_flags.
 859         * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
 860         changes to pass test language.
 861
 862         * mf-runtime.c (__mfu_check): Poison the cache with antidote for
 863         quicker mode-nop handling.
 864
 865 2004-03-25  Frank Ch. Eigler  <fche@redhat.com>
 866
 867         * mf-impl.h: Added libgcc license header.
 868
 869 2004-03-20  Frank Ch. Eigler  <fche@redhat.com>
 870
 871         * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
 872         Added libgcc license header.
 873         * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
 874         (pthread_create): Simplify stack allocation syntax.
 875
 876 2004-03-08  Loren J. Rittle  <ljrittle@acm.org>
 877
 878         * mf-hooks2.c: Support FreeBSD.
 879         (WRAP_gets): Avoid gets().
 880         * testsuite/libmudflap.c/pass-stratcliff.c: Do not
 881         test unimplemented mem/str calls on FreeBSD.
 882         * testsuite/libmudflap.c/pass21-frag.c: Do not include
 883         <alloca.h> on FreeBSD.
 884
 885 2004-01-30  Frank Ch. Eigler  <fche@redhat.com>
 886
 887         * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
 888         * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
 889         * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
 890         flags for static linking permutation.
 891         * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
 892         some pthreads code that croaks on linux glibc tls.
 893
 894 2004-01-27  Frank Ch. Eigler  <fche@redhat.com>
 895
 896         * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
 897
 898 2004-01-15  Frank Ch. Eigler  <fche@redhat.com>
 899
 900         * testsuite/libmudflap.c/pass44-frag.c: New test.
 901
 902 2004-01-12  Frank Ch. Eigler  <fche@redhat.com>
 903
 904         * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
 905
 906 2004-01-08  Frank Ch. Eigler  <fche@redhat.com>
 907
 908         * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
 909
 910 2003-12-11  Frank Ch. Eigler  <fche@redhat.com>
 911
 912         * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
 913
 914 2003-12-08  Andrew Pinski  <pinskia@physics.uc.edu>
 915
 916         PR libmudflap/12670
 917         * configure.in: Add check for see if
 918         socklen_t typedef is in sys/socket.h.
 919         * mf-hooks1.c: Add define if socklen_t
 920         is not typedef.
 921         * mf-hooks2.c: Likewise.
 922         * mf-hooks3.c: Likewise.
 923         * config.h.in: Regen.
 924         * configure: Regen.
 925
 926 2003-12-08  Frank Ch. Eigler  <fche@redhat.com>
 927
 928         * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
 929         * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
 930         optimizations.
 931         * testsuite/libmudflap.c/pass25-frag.c: Ditto.
 932         * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
 933         (unoptimized) allocation of stack space.
 934
 935 2003-12-07  Richard Henderson  <rth@redhat.com>
 936
 937         * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
 938         * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
 939
 940 2003-12-06  Andrew Pinski <apinski@apple.com>
 941
 942         partial PR libmudflap/12670
 943         * mf-hooks1.c: Respect Darwin checks.  Conditionalize POSIX_SOURCE.
 944         * mf-hooks2.c: Likewise.
 945         * mf-hooks3.c: Likewise.
 946
 947 2003-11-19  Frank Ch. Eigler  <fche@redhat.com>
 948
 949         libstdc++/11696
 950         * mf-runtime.h.in: Switch to #pragma redefine_extname for
 951         symbols interposed at compile time.
 952         * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
 953
 954         libmudflap/12939
 955         * mf-hooks2.c (semctl): Tolerate FreeBSD.
 956
 957         * configure.in: Reorganize check for <pthread.h>.
 958         * configure: Regenerated.
 959
 960 2003-11-04  David Edelsohn  <edelsohn@gnu.org>
 961
 962         * mf-runtime.c (_ALL_SOURCE): Define for AIX.
 963         (_LARGE_FILE_API): Define for AIX.
 964         * mf-hooks[123]: Same.
 965         (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
 966
 967 2003-10-21  David Edelsohn  <edelsohn@gnu.org>
 968
 969         * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
 970
 971 2003-07-29  Frank Ch. Eigler  <fche@redhat.com>
 972
 973         2003-07-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 974
 975         * configure.in: Update check for union semun.
 976
 977 2003-07-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 978
 979         PR other/11673
 980         * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
 981
 982 2003-07-29  Frank Ch. Eigler  <fche@redhat.com>
 983
 984         PR other/11673
 985         * configure.in: Add checks for 64-bit LFS functions, struct semun
 986         definition, for BSD compatibility.
 987         * mf-hooks1.c: Respect BSD checks.  Conditionalize POSIX_SOURCE.
 988         * mf-hooks2.c: Ditto.  Include <strings.h> for bcmp* decls.
 989         * mf-hooks3.c: Ditto.
 990         (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
 991         mmap flag.
 992         * configure, config.h.in: Regenerated.
 993
 994 2003-07-23  Frank Ch. Eigler  <fche@redhat.com>
 995
 996         Multithreading fixes:
 997         * mf-runtime.c (__mf_object): Store allocating/deallocating
 998         thread id.
 999         (options): Support new "-thread-stack" option.
1000         Rename "-heur-argv-environ" option to "-heur-stdlib".
1001         Disable "-lc-mask" and "-lc-shift" options.
1002         (__mf_dynamic): Add function pointers for pthread_join/_exit.
1003         (__assert_fail): New self-contained function for glibc.
1004         * mf-hooks3.c: Essentially rewritten, particularly related to
1005         use of __mf_pthread_info array.
1006         (pthread_join, _exit): New hook functions.
1007         * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1008         * testsuite/libmudflap.cth/pass40-frag.c: New test.
1009
1010         Warning cleanups:
1011         * mf-heuristics.c: Add type casts for tracing, sub calls.
1012         * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1013         Update all callers to declare explicit result holder.
1014         (END_PROTECT): Removed.
1015         * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1016
1017 2003-07-15  Diego Novillo  <dnovillo@redhat.com>
1018
1019         * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1020         * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1021         * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1022
1023 2003-07-04  Frank Ch. Eigler  <fche@redhat.com>
1024
1025         * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1026         * mf-hooks: Removed.
1027         * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1028         Move these macros from old mf-hooks.c here.
1029         * Makefile.am: Adapt to split-up hook sources for faster builds.
1030         * Makefile.in: Regenerated.
1031
1032         * mf-heuristics.c: Remove #if-0 block.
1033
1034         * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1035         (__mf_starting_p): New state only for use while dlsym bootstrapping.
1036         (CALL_REAL, __mf_init): Corresponding changes.
1037         (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix.  Update
1038         all callers to remove redundant "mf:" prefix.
1039         * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1040         * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1041         (__mf_pthread_info): Become a hash table.
1042
1043         * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1044         "dg-repetitions" directives to control test case execution.
1045         * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1046         options.
1047         * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1048
1049 2003-06-25  Frank Ch. Eigler  <fche@redhat.com>
1050
1051         * mf-hooks.c (alloca): Separate into stub.
1052         (__mf_wrap_alloca_indirect): New function.  Use CALL_REAL
1053         malloc/free for alloca blocks.
1054         (pthread_create): Tolerate failing pthread_attr_get* calls.
1055         * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1056         * mf-impl.h (CALL_WRAP): Remove macro.
1057         * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1058         * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1059         padding for ia64 BIT_FIELD_REF constructs.
1060
1061 2003-06-19  Frank Ch. Eigler  <fche@redhat.com>
1062
1063         * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1064         (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1065         libmudflap object type.
1066         * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1067         crashes on unregistering STATIC objects.
1068
1069 2003-06-17  Frank Ch. Eigler  <fche@redhat.com>
1070
1071         Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1072         * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1073         (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1074         (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1075         (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1076         (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1077         (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1078         (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1079         (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1080         (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1081         (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1082         (accept, bind, connect, gethostname, sethostname): New hooks.
1083         (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1084         (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1085         (semop, semctl, shmctl, shmat, shmdt): New hooks.
1086         * mf-runtime.h.in: Corresponding changes.
1087         * mf-runtime.c (__mf_ini): Register stdio objects.  Use STATIC type.
1088         (opts) Rename heur_argv_environ to heur_std_data.
1089         (__mf_wrap_main): Use STATIC type for argv/environ strings.
1090         * Makefile.am: Corresponding changes.
1091         * Makefile.in: Regenerated.
1092
1093 2003-06-11  Frank Ch. Eigler  <fche@redhat.com>
1094
1095         * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1096         heuristic for threaded case, and for non-x86-linux targets.
1097         * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1098         for use during pre-main() program startup.
1099         (__mf_0fn_*): Make these functions non-static.
1100         * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1101         functions.
1102         * mf-runtime.c (__mf_state): Set initial state to "starting".
1103         (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1104         (__wrap_main): New function to register argv[] and environ[] strings.
1105         (__mf_ini): Call it.
1106         (*): In all trace functions, use "%p" as formatter for uintptr_t.
1107
1108         * testsuite/libmudflap.c/pass38-frag.c: New test case.
1109         * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1110
1111         * acinclude.m4: Add comments with aoliva's concerns about x86_64
1112         pass_all.
1113         * aclocal.m4, configure: Regenerated.
1114
1115 2003-06-04  Frank Ch. Eigler  <fche@redhat.com>
1116
1117         * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1118         * aclocal.m4, configure: Regenerated.
1119
1120 2003-06-03  Frank Ch. Eigler  <fche@redhat.com>
1121
1122         * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1123         for x86_64 target.  Disable caching for this value.
1124         * aclocal.m4, configure: Regenerated.
1125
1126 2003-06-02  Frank Ch. Eigler  <fche@redhat.com>
1127
1128         * testsuite/libmudflap.c/pass38-frag.c: Deleted.  -fwritable-strings
1129         is about to become deprecated, and its present handling bugs are
1130         unworthy of fixing.
1131
1132 2003-05-30  Frank Ch. Eigler  <fche@redhat.com>
1133
1134         * testsuite/libmudflap.c/pass38-frag.c: New test for
1135         -fwritable-strings.
1136
1137 2003-05-23  Frank Ch. Eigler  <fche@redhat.com>
1138
1139         * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1140         __mf_report, asserting reentrant calling context.
1141
1142 2003-05-23  Frank Ch. Eigler  <fche@redhat.com>
1143
1144         * mf-hooks.c (realloc): Correct reentrancy logic.
1145         * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1146
1147 2003-05-20  Frank Ch. Eigler  <fche@redhat.com>
1148
1149         * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1150         PTHREAD_THREADS_MAX.  Update users.
1151         * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1152         for active options.
1153         * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1154         with libmudflapth presence indicator.
1155         * testsuite/Makefile.in: Regenerated.
1156
1157 2003-05-16  Frank Ch. Eigler  <fche@redhat.com>
1158
1159         * Makefile.am (AM_CFLAGS): Remove "-ansi".
1160         * configure.in: Remove silly no-pthreads => no-shared logic.
1161         * Makefile.in, configure: Regenerated.
1162         * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1163         * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1164         code.  Count reentrancy events.
1165         (all hook functions): Don't directly manipulate __mf_state variable.
1166         Add TRACE calls to hook functions without them.
1167         * mf-impl.h (LOCKTH): Try to count lock contention events.
1168         (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1169         * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1170         Reorganize reentrancy code.
1171         (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1172         identify reentrancy with mutex holding times.
1173         (internal __mfu_ entry points): Remove internal reentrancy code.
1174         (__mf_init): Use ordinary locked calls.
1175         (__mfu_report): Print the two new counts.
1176         * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1177         * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1178         * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1179         * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1180         option defaults.
1181
1182 2003-05-09  Frank Ch. Eigler  <fche@redhat.com>
1183
1184         * configure.in: Add pthread support, plus glibc and porting hacks.
1185         * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1186         from objects built into ./pth/.
1187         * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1188         functions for internal entry points.  Update callers to pick
1189         locked vs. unlocked variants.
1190         (__mf_resolve_single_dynamic): Extend to support symbol versioning
1191         info coming in from a static data structure.
1192         (*): Reorder miscellaneous declarations to group data vs functions.
1193         (__mf_set_default_options): Simplify.
1194         (__mf_usage): Mention threading status of host executable.
1195         * mf-impl.h: Move max/min decls here.  Reorganize __mf_dynamic
1196         decls to match above.
1197         (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1198         * mf-heuristics.c: Choose between locked/unlocked calls.  Add
1199         some lock/unlock markers.  Remove some unused code.
1200         * mf-hooks: Ditto.
1201         (pthread_create): New hook function.
1202         (__mf_pthread_cleanup, _spawner): New helper functions.
1203         * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1204
1205 2003-05-02  Frank Ch. Eigler  <fche@redhat.com>
1206
1207         * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1208
1209 2002-04-28  Frank Ch. Eigler  <fche@redhat.com>
1210
1211         * Makefile.am (HOOKOBJS): Add *time related hooks.
1212         * configure.in: Look for pthreads.h header.
1213         * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1214         * mf-runtime.c: Begin sketching some pthreads support.
1215         (__mf_usage): Check for -lpthread presence.
1216         (__mf_unregister): Confirm matching unregistration base.
1217         (__mf_find_objects_rec): Reduce unnecessary recursion.
1218         * mf-runtime.h.in: Add "nothrow" attribute to functions.  Add
1219         #defines for new hook functions.
1220         * mf-impl.h: Corresponding changes.
1221         * config.h.in, configure, Makefile.in: Regenerated.
1222
1223 2002-04-27  Diego Novillo  <dnovillo@redhat.com>
1224
1225         * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1226         modifiers to prevent being optimized away.
1227         * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1228         * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1229         * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1230         * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1231         * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1232         * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1233         * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1234
1235 2003-04-15  Frank Ch. Eigler  <fche@redhat.com>
1236
1237         * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1238         * configure.in: Look for uintptr_t and -ldl on target.
1239         * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1240         * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1241         * testsuite/Makefile.in: Regenerated.
1242         * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1243         for better C compliance.
1244
1245 2003-04-15  Frank Ch. Eigler  <fche@redhat.com>
1246
1247         * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1248         prevention code.
1249         * mf-runtime.c (__mf_set_default_options): Turn off
1250         check-initialization.
1251         (__mf_describe_object): Shorten description.
1252         * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1253
1254 2003-04-07  Frank Ch. Eigler  <fche@redhat.com>
1255
1256         * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1257
1258 2003-04-02  Frank Ch. Eigler  <fche@redhat.com>
1259
1260         * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1261         calls specially.
1262         (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1263         * mf-impl.h (CALL_BACKUP): New macros.
1264         * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1265
1266 2003-03-31  Frank Ch. Eigler  <fche@redhat.com>
1267
1268         * Makefile.am (AM_CFLAGS): Remove optimization flags.
1269         (HOOKOBJS): Remove dlopen hook.
1270         (libmudflap_la_LIBADD): Add -ldl.
1271         * mf-hooks.c (dlopen): Remove hook.
1272         * mf-impl.h (__mf_dynamic): Ditto.
1273         * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1274         * Makefile.in: Regenerated.
1275
1276 2003-03-28  Frank Ch. Eigler  <fche@redhat.com>
1277
1278         * configure.in: Check for target gettimeofday, signal, some headers.
1279         * mf-impl.h (__mf_opts): Add new "sigusr1_report" field.  Comment
1280         out inop multi_threaded field.
1281         * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1282         (__mf_set_options): Correct handling of "-help".
1283         (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1284         (__mf_check, __mf_register, __mf_unregister): Call it.
1285         (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1286         (__mf_report_leaks): Make callable
1287         (__mf_tree_analyze): Traverse in-order.  Accumulate address bit
1288         distribution statistics.
1289         (__mf_adapt_cache): Rewrite shift guessing logic based on address
1290         bit distributions.
1291         * config.h.in, configure: Regenerated.
1292         * testsuite/libmudflap.c/fail27-frag.c: New test.
1293         * testsuite/libmudflap.c/pass36-frag.c: New test.
1294
1295 2003-03-11  Frank Ch. Eigler  <fche@redhat.com>
1296
1297         * mf-runtime.h.in: Tweak.
1298         * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1299         Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1300         * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1301
1302 2003-03-10  Frank Ch. Eigler  <fche@redhat.com>
1303
1304         * configure.in: Tweak generation of mf-runtime.h some more.  It
1305         needs to work from both config.status and configure.
1306         * configure: Regenerated.
1307
1308 2003-03-10  Frank Ch. Eigler  <fche@redhat.com>
1309
1310         * Makefile.am: Reorganize hook file building.  Add auto dependencies.
1311         * configure.in: Tweak generation of mf-runtime.h.
1312         * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1313         * mf-hooks.c (*): Adapt to initialized-heap object type.
1314         * mf-impl.h: Tweak cemetary boundaries.
1315         * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1316         type.
1317         (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1318         (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1319         * testsuite/lib/libmudflap.exp (includes): Include build tree.
1320         * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1321         checking.
1322         * testsuite/.../fail{25,26}-frag.c: New tests.
1323         * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1324         * Makefile.in, configure: Regenerated.
1325
1326 2003-03-05  Frank Ch. Eigler  <fche@redhat.com>
1327
1328         * mf-runtime.c (__mf_set_default_options): Turn on initialization
1329         checking by default.
1330         (__mf_insert_new_object): As a temporary hack, assume that new
1331         objects registered on the stack start out initialized.
1332         * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1333         heap objects by hand.
1334
1335 2003-03-05  Frank Ch. Eigler  <fche@redhat.com>
1336
1337         Switch to macro-style hooks for str*/mem*/b* functions.
1338         * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1339         (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1340         * mf-runtime.c: #include config.h to enable glibc backtraces again.
1341         (__mf_set_default_options): Turn off heur_proc_map.
1342         (*): Adapt to to macro-style hook functions.
1343         (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1344         (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1345         (__mf_violation): Handle __MF_VIOL_WATCH.
1346         * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1347         (__mf_dynamic): Removed mem*/str*/b* functions.
1348         (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1349         (WRAPPER2): New macro for macro-style hooks.
1350         * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1351         macro-style hooks.
1352         (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1353         * mf-heuristics.c: Adapt to macro-style hook functions.
1354         Correct some comments.
1355         * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1356         output pattern tests.
1357         * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1358         * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1359
1360 2003-02-28  Frank Ch. Eigler  <fche@redhat.com>
1361
1362         * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1363         for global array registration.
1364         * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1365         * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1366
1367 2003-02-27  Frank Ch. Eigler  <fche@redhat.com>
1368
1369         * Makefile.am: Add gross make bug workarounds.  Tweaked
1370         SUBDIRS and AM_CFLAGS.
1371         * Makefile.in: Regenerated.
1372
1373 2003-02-26  Frank Ch. Eigler  <fche@redhat.com>
1374
1375         Switch to dejagnu.
1376         * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1377         * Makefile.am (TESTS): Remove simple automake testing.
1378         * configure, Makefile.in: Regenerated.
1379         (SUBDIRS): Include new testsuite/ directory.
1380         * tests/*: Removed all files; moved bulk under:
1381         * testsuite/*: New subdirectory tree.
1382         * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1383         * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1384         * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1385         * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1386         * testsuite/config/default.exp: New file.
1387         * testsuite/Makefile.am, Makefile.in: New files.
1388
1389 2003-01-29  Frank Ch. Eigler  <fche@redhat.com>
1390
1391         * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1392         (TESTS): Add fail22 and pass29 tests.
1393         * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1394         Add new access-type parameter for __mf_check.  Move __MF_VIOL* out.
1395         * mf-impl.h: Corresponding changes.  Update CLAMP* macros for void*
1396         values.  Move __MF_VIOL* here.
1397         * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1398         (check_initialization): New field in __mf_opts.  Default off.
1399         (read_count,write_count): New fields in __mf_object.
1400         (__mf_check): Implement basic initialization checking.
1401         (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1402         (__mf_describe_object): Print new fields.
1403         (__mf_violation): Identify check/read vs. check/write in messages.
1404         * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1405         "-check-initialized" mudflap option.
1406         * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1407         * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1408         Drop __FILE__/__LINE__ hack.  Update callers.
1409         (*): Adapt to new mf-runtime.h API.
1410         * Makefile.in: regenerated.
1411
1412 2003-01-24  Frank Ch. Eigler  <fche@redhat.com>
1413
1414         * configure.in: Build mf-runtime.h a more proper way.
1415         * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1416         * mf-runtime.c (verbose_violations): Turn on by default.
1417         * mf-runtime.h.in: Remove some miscellaneous stuff ...
1418         * mf-impl.h: ... and move it here.
1419         * configure: Regenerated.
1420
1421 2003-01-22  Frank Ch. Eigler  <fche@redhat.com>
1422
1423         * configure.in: Look for C++ compiler.
1424         * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1425         fixed type warnings when built with C++.
1426         * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1427         * Makefile.am (TESTS): Run them.
1428         (*) Add new rules for building and running C++ tests.
1429         (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1430         * mf-runtime.h.in: Protect with extern "C".
1431         * Makefile, configure: Regenerated.
1432
1433 2003-01-06  Frank Ch. Eigler  <fche@redhat.com>
1434
1435         Portability improvements.
1436         * configure.in: Look for glibc backtrace headers/functions.
1437         * mf-hooks.c: Don't include <execinfo.h> any more.
1438         * mf-runtime.c (__mf_set_options): Call more stdlib functions
1439         via CALL_REAL.
1440         (__mf_backtrace): Provide alternate baby implementation in
1441         absence of glibc.
1442         * test/mf-driver.c: Portability tweaks.
1443         * acinclude.m4: New file, containing top level libtool.m4.
1444         * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1445
1446 2002-12-19  Frank Ch. Eigler  <fche@redhat.com>
1447
1448         * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1449
1450 2002-11-08  Frank Ch. Eigler  <fche@redhat.com>
1451
1452         * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1453         options.
1454         (__mf_unregister): Implement stack/heap object wiping.
1455         (__mf_set_options): Renamed from __mf_process_opts.
1456         (__mf_uncache_object): Change arg type, correct callers.
1457         * mf-impl.h: Corresponding changes.
1458         * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1459         * mf-runtime.h.in (__mf_set_options): Extend public API.
1460         * test/pass26-frag.c: New test for stack wiping.
1461         * Makefile.am (TESTS): Run it.
1462         * Makefile.in: Regenerated.
1463
1464 2002-11-07  Frank Ch. Eigler  <fche@redhat.com>
1465
1466         * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1467         * mf-runtime.c (__mf_object_t): Add watching_p field.
1468         (__mf_watch_or_not): New function to implement
1469         object watch flagging.
1470         (__mf_watch, __mf_unwatch): New wrappers for above.
1471         (__mf_check, __mf_describe_object): Handle objects with watching_p.
1472         (__mf_count_violation): Enlarge array.
1473         (__mf_uncache_object): Renamed from __mf_remove_old_object.  Don't
1474         unlink object.  Clear cache properly.
1475         (__mf_unregister): Unlink object explicitly before uncaching.
1476         * test/fail21-frag.c, pass25-frag.c: New tests.
1477         * Makefile.in, aclocal.m4: Regenerated.
1478
1479 2002-11-05  Frank Ch. Eigler  <fche@redhat.com>
1480
1481         * test/fail20-frag.c: New test for NULL pointer dereferencing.
1482         * Makefile.am (TESTS): Add it.
1483         * test/pass-stratcliff.c: Add decls of stpcpy.
1484         * configure.in: Test for <stdint.h>.  Generate mf-runtime.h in
1485         build tree from config.h and new file mf-runtime.h.in.
1486         * mf-runtime.h.in: Renamed from mf-runtime.h.  Tweak uintptr_t decl.
1487         * Makefile.in, configure, config.h.in: Regenerated.
1488         * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1489         * mf-runtime.c (options, __mf_set_default_options): Support new
1490         default "abbreviate" option.
1491         (__mf_object.description_epoch): New field.
1492         (__mf_describe_object): Conditionally abbreviate objects already
1493         displayed in current epoch.  Accept NULL input to increment epoch.
1494         (__mf_fini, __mf_ini): Reset description epoch.
1495         (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1496         that NULL pointer slot in lookup cache is invalidated.  Register a
1497         NOACCESS region around NULL.
1498         * mf-impl.h: Corresponding changes.
1499
1500 2002-10-16  Frank Ch. Eigler  <fche@redhat.com>
1501
1502         * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1503         * Makefile.am: Run them.  Install mf-runtime.h.
1504         * Makefile.in: Regenerated.
1505         * mf-hooks.c: Add some markers for more missing functions.
1506         * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1507         statistic to tune tune cache size (mask).
1508
1509 2002-10-01  Frank Ch. Eigler  <fche@redhat.com>
1510
1511         * test/pass23-frag.c: New test for bit_field_ref expressions.
1512         * Makefile.am, Makefile.in: Add new test.
1513         * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1514         (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1515         * mf-runtime.c (__mf_init): Register errno global.
1516         (__mf_find_object): Removed function.
1517         (__mf_check): Rewrite logic to support accesses across some
1518         contiguous but distinctly registered objects.
1519         (__mf_remove_old_object): Tolerate cache entries that span
1520         contiguous objects.
1521
1522 2002-09-30  Frank Ch. Eigler  <fche@redhat.com>
1523
1524         * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1525         * Makefile.am, Makefile.in: Run new tests.
1526         * mf-hooks.c (alloca): Correct stack direction logic.
1527
1528 2002-09-26  Frank Ch. Eigler  <fche@redhat.com>
1529
1530         * mf-impl.h (adapt_cache): New option.
1531         * mf-runtime.c (__mf_set_default_options): Set its default value.
1532         Tweak the tree_aging parameter down.
1533         (__mf_check): Maintain separate counter for cache-adaptation.
1534         (__mf_tree_analyze): New function to collect object tree stats.
1535         (__mf_adapt_cache): New function to automate cache parameters.
1536
1537 2002-09-24  Frank Ch. Eigler  <fche@redhat.com>
1538
1539         * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1540         hypothetical #if-0'd argv/envp region registration.
1541         * mf-runtime.c (__mf_init): Add kludged form of above.
1542         (*) Add "heur_argv_environ" flag, default on, to govern this.
1543         * mf-impl.h: Corresponding changes.
1544
1545 2002-09-20  Frank Ch. Eigler  <fche@redhat.com>
1546
1547         * test/fail18-frag.c: New test file for NOACCESS regions.
1548         * Makefile.am (TESTS): Add new test.
1549         * Makefile.in: Regenerated.
1550
1551         * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1552         * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1553         (optimize_object_tree): Remove unused mudflap_option.
1554         * mf-runtime.h (__MF_TYPE_NOACCESS): New region type.  Add printing
1555         support throughout.  Use .._MAX_CEM for cemetary upper bound.
1556         * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1557         regions.
1558         (__mf_object): Add new liveness field for use by tree aging.
1559         (__mf_check): Trigger tree aging when needed.
1560         (__mf_age_tree): New function to decay liveness field.
1561         (__mf_find_objects_rec): Use liveness field to rotate tree.
1562         (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1563         (__mf_unregister): Ditto.
1564         (__mf_register): Tweak duplicate-static message.
1565         (__mf_violation: Tweak nearby-object counter printing.
1566
1567 2002-09-16  Frank Ch. Eigler  <fche@redhat.com>
1568
1569         * test/pass20-frag.c: New test file.
1570         * Makefile.am (TESTS): Reorganize.  Add pass20 test.
1571         * Makefile.in: Regenerated.
1572
1573         * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros.  Update callers.
1574         * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1575         * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1576         entries to avoid repeat registration.
1577         * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1578         (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1579
1580 2002-09-09  Frank Ch. Eigler  <fche@redhat.com>
1581
1582         * Makefile.am: Create test sources with #include, not cat>>.
1583         * Makefile.in: Regenerated.
1584         * test/buildtest.sh: Removed.
1585         * test/driver.c (abort_handler, main): Be quiet.
1586
1587 2002-09-06  Frank Ch. Eigler  <fche@redhat.com>
1588
1589         * test/pass18-frag.c, pass19-frag.c: New tests.
1590         * Makefile.am (check): Run them.  Rebuild test programs each time.
1591         * Makefile.in: Regenerated.
1592
1593 2002-09-06  Frank Ch. Eigler  <fche@redhat.com>
1594
1595         * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1596         overlapping object search.
1597         (__mf_violation): Likewise for nearby objects.
1598         Improve nearby-object listing.
1599
1600         cleanup:
1601         * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1602         * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1603
1604 2002-09-03  Frank Ch. Eigler  <fche@redhat.com>
1605
1606         alloca support:
1607         * Makefile.am (AM_CFLAGS): New definition of needed settings.
1608         (HOOKOBJS): Add alloca-hook.o.
1609         * mf-hooks.c (alloca): New function to implement alloca in libiberty
1610         style.
1611         * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1612         (__mf_backtrace): Reimplement without using alloca.
1613         * Makefile.in: Regenerated.
1614
1615         cleanup:
1616         * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1617         Correct signedness bugs in length-tracking variables.
1618         * mf-impl.h: Make options unsigned.
1619         (CALL_WRAP): New macro to parallel CALL_REAL().
1620         (DECLARE): Remove erroneous ";" at end.
1621         * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1622         formatting specs with %08lx.  Correct several compiler warnings.
1623
1624 2002-08-28  Frank Ch. Eigler  <fche@redhat.com>
1625
1626         * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1627
1628 2002-08-27  Frank Ch. Eigler  <fche@redhat.com>
1629
1630         libmudflap hook breakup:
1631         * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1632         for libgcc_s.
1633         (TESTS): Make dependent on libmudflap.
1634         (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1635         compiled from segments of mf-hooks.c.
1636         * mf-hooks.c: Corresponding changes: wrap each function in
1637         #ifdef/#endif.
1638         * Makefile.in: Regenerated.
1639
1640         Heuristics reorganization:
1641         * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1642         Remove these functions.  Update callers.
1643         (__mf_heuristic_check): Incorporate all the various heuristics.
1644         Encode cacheability/retry judgement into trinary return value.
1645         Separate start-end logic into a separate fallback heuristic.  Only
1646         register relevant /proc/self/map segments.
1647         * mf-impl.h: Corresponding changes.
1648         * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1649         (__mf_init): Don't call __mf_init_heuristics.
1650
1651         Tracing cleanup:
1652         * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1653         "-verbose-trace" to emit all tracing messages other than those of
1654         basic public api.  Eliminate some duplicate/excessive messages.
1655         * mf-runtime.h: Corresponding changes.
1656
1657 2002-08-27  Graydon Hoare  <graydon@redhat.com>
1658
1659         * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1660         and __real when compiled with -DPIC.
1661         * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1662         * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1663         * Makefile.in: Regenerate.
1664
1665 2002-08-26  Graydon Hoare  <graydon@redhat.com>
1666
1667         * mf-impl.h: New file, private implementation header.
1668         * mf-runtime.h: Reorganize a bit.
1669         (CLAMPSZ): Fix arithmetic.
1670         (__MF_CACHE_MISS_P): Fix arithmetic.
1671         * mf-runtime.c: Reorganize a bit.
1672         (__mf_dynamic): New structure.
1673         (resolve_single_dynamic): New function.
1674         (__mf_resolve_dynamics): New function.
1675         (__mf_init): Initialize dynamic wrappers.
1676         * mf-hooks.c: Macro-ize __real calls.
1677         Clamp various bits of arithmetic.
1678         Add explicit __mf_check call contexts.
1679         * Makefile.am: Add dependencies on mf-impl.h
1680         * Makefile.in: Regenerate.
1681         * configure.in: Comment out shared override.
1682         * configure: Regenerate.
1683
1684 2002-08-22  Graydon Hoare  <graydon@redhat.com>
1685
1686         * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1687         (__mf_check): Re-inialize and check heuristics before violation.
1688         (__mf_register): Permit updating pure-guess regions.
1689         * mf-hooks.c (__wrap_free): Correct some free queue logic.
1690         (__wrap_dlopen): New wrapper function.
1691         (__wrap_mmap): New wrapper function.
1692         (__wrap_munmap): New wrapper function.
1693         * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1694         which are not stack addresses.
1695         (is_stack_address): New function.
1696         (__mf_init_heuristics): Save and restore state, always initialize with
1697         "starting" state.
1698
1699 2002-08-21  Frank Ch. Eigler  <fche@redhat.com>
1700
1701         * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1702         error.  Pass location string.
1703         (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1704         * mf-runtime.c (options): Add lc-mask, lc-shift options.
1705         (__mf_process_opts): Apply some sanity checking for lc-mask.
1706         (__mf_check, __mf_violation): Take new location-string argument.
1707         Update callers to pass NULL if necessary.
1708         (__mf_backtrace): New smart backtracer function.  Calls replace
1709         several ad-hoc blocks elsewhere.
1710         (__mf_describe_object): Remove bad reentrancy test.  Improve
1711         tracing message.
1712         * mf-runtime.h: Corresponding changes.  Public/private markup.
1713         (__MF_CACHE_MISS_P): New macro.
1714
1715 2002-08-20  Graydon Hoare  <graydon@redhat.com>
1716
1717         * mf-runtime.h: New option: stack_bound (heuristic).
1718         Move some macros out of implementation files.
1719         * mf-runtime.c: New option string: -stack-bound.
1720         Unify recursion protection with hooks.
1721         Add more logging.
1722         (__mf_check): Call __mf_heuristic_check.
1723         (__mf_process_opts): Fix "no-" processing.
1724         * mf-heuristics.c (__mf_heuristic_check): New function.
1725         * mf-hooks.c: Much off-by-one fixing, recursion protection.
1726
1727 2002-08-20  Frank Ch. Eigler  <fche@redhat.com>
1728
1729         Option parsing improvements, region splitting bug fixes:
1730         * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1731         * mf-runtime.h (heur_proc_map): New libmudflap option.
1732         * mf-runtime.c (__mf_set_default_options): Set it.
1733         (__mf_usage): Print default values/status.
1734         (__mf_process_opts): Support general "no-" option string prefix.
1735         (__mf_init): Print __mf_usage on unknown-option error.
1736         (__mf_register): Print trace message up front.
1737         Correct region splitting logic for case where a subregion disappears.
1738         Correct memory leak.
1739         (__mf_violation): Make even basic message conditional on option.
1740
1741         Build cleanup:
1742         * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1743         (clean-local): New target.
1744         (test/*x rules): Add -g CFLAGS.
1745         (CFLAGS): Add -freorder-blocks.
1746         (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1747         * Makefile.in: Regenerated.
1748         * Makefile, mf-config.h: Removed files.
1749
1750 2002-08-16  Graydon Hoare  <graydon@redhat.com>
1751
1752         * mf-runtime.c (__mf_insert_new_object): Factor out of
1753         __mf_register.
1754         (__mf_remove_old_object): Factor out of __mf_unregister.
1755         (__mf_register): Handle guessed regions, splitting
1756         guesses when new registrations arrive.
1757         (__mf_unregister): Do not unregister guesses.
1758         * mf-runtime.h: Move convenience macros around,
1759         declare new option fields. Add __MF_TYPE_GUESS.
1760         * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1761         (__wrap_free): Call __real_free for deferred frees.
1762         * Makefile.am: Add more tests, fix dependency.
1763         * Makefile.in: Regenerate.
1764         * test/pass[13..17]-frag.c: New testcases.
1765         * test/fail[13..17]-frag.c: New testcases.
1766
1767 2002-08-15  Graydon Hoare  <graydon@redhat.com>
1768
1769         * mf-heuristics.c: New file.
1770         * mf-runtime.c (options): Add -trace-calls option.
1771         (__mf_init): Call __mf_init_heuristics.
1772
1773 2002-08-14  Graydon Hoare  <graydon@redhat.com>
1774
1775         * Makefile.am (TESTS): Add testsuite support.
1776         * Makefile.in: Regenerate.
1777         * test/mf-driver.c: New file.
1778         * test/buildtest.sh: New file.
1779         * test/passNN-frag.c: New testcases.
1780         * test/failNN-frag.c: New testcases.
1781
1782 2002-08-14  Graydon Hoare  <graydon@redhat.com>
1783
1784         * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1785         verifying non-size-limited string extents.
1786
1787 2002-08-14  Frank Ch. Eigler  <fche@redhat.com>
1788
1789         * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1790         instead of plain str[n]len for internal checks.
1791         * mf-runtime.c (__mf_violation): Print optional stack traceback.
1792
1793 2002-08-14  Frank Ch. Eigler  <fche@redhat.com>
1794
1795         * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1796
1797 2002-08-13  Graydon Hoare  <graydon@redhat.com>
1798
1799         * mf-runtime.c: Rework configuration to operate on
1800         environment variable options rather than #defines
1801         (__mf_violation): Add simple fork-a-gdb violaiton mode.
1802         (__mf_init): Set static __mf_active_p flag on startup,
1803         to inhibit mudflap wrap-based checking during crt0.s.
1804         * mf-runtime.h: Declare options structure.
1805         * mf-hooks.c: New wrappings for mem*, b*, str*
1806         libc functions (temporarily #if 0-ed out).
1807
1808 2002-08-12  Frank Ch. Eigler  <fche@redhat.com>
1809
1810         * Makefile.am, configure.in: New files.
1811         * Makefile.in, Makefile, configure, config.h.in: New generated files.
1812         * stamp-h.in, aclocal.m4: Ditto.
1813
1814 2002-08-08  Frank Ch. Eigler  <fche@redhat.com>
1815
1816         * Makefile: New file.
1817         * mf-config.h: New file: runtime configuration.
1818         * mf-hooks.c: New file: interposed libc functions.
1819         * mf-runtime.c: New file: bulk of runtime.
1820         * mf-runtime.h: New file: public functions.