libmudflap/ChangeLog

   1 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
   2
   3         * Makefile.am (install-html, install-pdf): Remove.
   4         * Makefile.in: Regenerate.
   5
   6         * Makefile.in: Regenerate.
   7         * aclocal.m4: Regenerate.
   8         * config.h.in: Regenerate.
   9         * configure: Regenerate.
  10         * testsuite/Makefile.in: Regenerate.
  11
  12 2009-07-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  13
  14         * configure.ac (_AC_ARG_VAR_PRECIOUS): Use m4_rename_force.
  15
  16 2009-07-16  Joseph Myers  <joseph@codesourcery.com>
  17
  18         * configure: Regenerate.
  19
  20 2009-07-11  Richard Sandiford  <rdsandiford@googlemail.com>
  21
  22         PR testsuite/40699
  23         PR testsuite/40707
  24         PR testsuite/40709
  25         * testsuite/lib/libmudflap.exp: Revert 2009-06-30 commit.
  26
  27 2009-07-01  Richard Guenther  <rguenther@suse.de>
  28
  29         PR tree-optimization/19831
  30         * testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
  31         escape.
  32         * testsuite/libmudflap.c/fail12-frag.c: Likewise.
  33         * testsuite/libmudflap.c/fail16-frag.c: Likewise.
  34         * testsuite/libmudflap.c/fail31-frag.c: Likewise.
  35
  36 2009-06-30  Richard Sandiford  <r.sandiford@uk.ibm.com>
  37
  38         * testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
  39         to ld_library_path.  Use add_path.  Add just find_libgcc_s to
  40         ld_library_path, not every libgcc multilib directory.
  41
  42 2009-04-09  Nick Clifton  <nickc@redhat.com>
  43
  44         * mf-hooks1.c: Change copyright header to refer to version 3
  45         of the GNU General Public License with version 3.1 of the GCC
  46         Runtime Library Exception and to point readers at the COPYING3
  47         and COPYING3.RUNTIME files and the FSF's license web page.
  48         * mf-heuristics.c: Likewise.
  49         * mf-hooks2.c: Likewise.
  50         * mf-hooks3.c: Likewise.
  51         * mf-impl.h: Likewise.
  52         * mf-runtime.c: Likewise.
  53         * mf-runtime.h: Likewise.
  54
  55 2009-04-09  Jakub Jelinek  <jakub@redhat.com>
  56
  57         * testsuite/lib/mfdg.exp: Change copyright header to refer to
  58         version 3 of the GNU General Public License and to point readers
  59         at the COPYING3 file and the FSF's license web page.
  60         * testsuite/lib/libmudflap.exp: Likewise.
  61
  62 2009-03-31  Ben Elliston  <bje@au.ibm.com>
  63
  64         PR libmudflap/38462
  65         * testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
  66         object', not `mudflap object'.
  67
  68 2009-03-01  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  69
  70         * configure: Regenerate.
  71
  72 2009-02-03  Jakub Jelinek  <jakub@redhat.com>
  73
  74         * mf-runtime.c (__mf_usage): Update copyright notice dates.
  75
  76 2009-01-23  Jie Zhang  <jie.zhang@analog.com>
  77
  78         * mf-impl.h (__mf_get_state, __mf_set_state): Don't use
  79         __thread when TLS support is emulated.
  80         * mf-hooks3.c (__mf_get_state, __mf_set_state): Likewise.
  81         * mf-runtime.c (__mf_state_1): Likewise.
  82         * configure.ac: Use GCC_CHECK_EMUTLS.
  83         * configure: Regenerate.
  84         * config.h.in: Regenerate.
  85
  86 2008-12-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  87
  88         * configure: Regenerate.
  89
  90 2008-11-26  Janis Johnson  <janis187@us.ibm.com>
  91
  92         PR testsuite/28870
  93         * testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
  94         (dg-timeout): Remove.
  95         (standard-wait): Remove.
  96         * testsuite/lib/libmudflap.exp: Include new timeout library files.
  97         (libmudflap_target_compile): Set timeout value from new proc.
  98
  99 2008-11-10  Jakub Jelinek  <jakub@redhat.com>
 100
 101         PR middle-end/35314
 102         * testsuite/libmudflap.c/pass67-frag.c: New test.
 103
 104 2008-10-09  Jakub Jelinek  <jakub@redhat.com>
 105
 106         PR c++/37568
 107         * testsuite/libmudflap.c++/pass66-frag.cxx: New test.
 108
 109 2008-09-26  Peter O'Gorman  <pogma@thewrittenword.com>
 110             Steve Ellcey  <sje@cup.hp.com>
 111
 112         * configure: Regenerate for new libtool.
 113         * Makefile.in: Ditto.
 114         * testsuite/Makefile.in: Ditto.
 115
 116 2008-09-15  Jakub Jelinek  <jakub@redhat.com>
 117
 118         PR libmudflap/36397
 119         * testsuite/libmudflap.c/pass64-frag.c: New test.
 120
 121 2008-06-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 122
 123         * Makefile.in: Regenerate.
 124         * config.h.in: Regenerate.
 125         * configure: Regenerate.
 126         * testsuite/Makefile.in: Regenerate.
 127
 128 2008-04-18  Paolo Bonzini  <bonzini@gnu.org>
 129
 130         PR bootstrap/35457
 131         * aclocal.m4: Regenerate.
 132         * configure: Regenerate.
 133
 134 2008-03-20  Volker Reichelt  <v.reichelt@netcologne.de>
 135
 136         * testsuite/libmudflap.c/pass63-frag.c: New test.
 137
 138 2008-03-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 139
 140         * aclocal.m4: Regenerate.
 141         * configure: Likewise.
 142         * Makefile.in: Likewise.
 143         * testsuite/Makefile.in: Likewise.
 144
 145 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
 146
 147         * mf-runtime.c (__mf_usage): Update copyright notice dates.
 148
 149 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
 150
 151         * testsuite/libmudflap.c/fail8-frag.c: Adjust scan pattern for
 152         mudflap dead object.
 153         * testsuite/libmudflap.c/fail9-frag.c: Ditto.
 154
 155 2008-01-24  David Edelsohn  <edelsohn@gnu.org>
 156
 157         * configure: Regenerate.
 158
 159 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
 160
 161         PR tree-optimization/34618
 162         * testsuite/libmudflap.c/pass62-frag.c: New test.
 163
 164 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
 165
 166         PR c++/34619
 167         * testsuite/libmudflap.c++/pass61-frag.cxx: New test.
 168
 169 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
 170
 171         PR libmudflap/26442
 172         * testsuite/libmudflap.c++/pass60-frag.cxx: New test.
 173
 174 2007-10-15  Maciej W. Rozycki  <macro@linux-mips.org>
 175
 176         * configure: Regenerate following changes to ../config/tls.m4.
 177
 178 2007-07-26  Tom Tromey  <tromey@redhat.com>
 179
 180         * Makefile.in: Rebuilt.
 181         * Makefile.am (clean-local): Removed.
 182         (pth/mf-runtime.lo, pth/mf-heuristics.lo, pth/mf-hooks1.lo,
 183         pth/mf-hooks2.lo, pth/mf-hooks3.lo): Likewise.
 184         (libmudflapth_la_SOURCES): List sources.
 185         (libmudflapth_la_LIBADD): Clear.
 186         (libmudflapth_la_CFLAGS): New variable.
 187
 188 2007-07-05  H.J. Lu  <hongjiu.lu@intel.com>
 189
 190         * aclocal.m4: Regenerated.
 191
 192 2007-06-02  Paolo Bonzini  <bonzini@gnu.org>
 193
 194         * configure: Regenerate.
 195
 196 2007-05-31  Frank Ch. Eigler  <fche@redhat.com>
 197
 198         From Andi Kleen <ak@suse.de>:
 199         * mf-runtime.c (options): Rename structure for compatibility with
 200         glibc getopt_long.
 201
 202 2007-05-23  Steve Ellcey  <sje@cup.hp.com>
 203
 204         * Makefile.in: Regenerate.
 205         * configure: Regenerate.
 206         * aclocal.m4: Regenerate.
 207         * testsuite/Makefile.in: Regenerate.
 208
 209 2007-03-14  Uros Bizjak  <ubizjak@gmail.com>
 210
 211         * testsuite/libmudflap.cth/pass59-frag.c (main): Fix casting of arg.
 212
 213 2007-03-01  Brooks Moses  <brooks.moses@codesourcery.com>
 214
 215         * Makefile.am: Add dummy install-pdf target.
 216         * Makefile.in: Regenerate
 217
 218 2007-02-07  Jakub Jelinek  <jakub@redhat.com>
 219
 220         PR libgomp/28468
 221         * configure: Regenerate.
 222
 223 2006-12-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
 224
 225         * configure: Regenerate.
 226
 227 2006-11-13  Daniel Jacobowitz  <dan@codesourcery.com>
 228
 229         * configure: Regenerated.
 230
 231 2006-11-10  Frank Ch. Eigler  <fche@redhat.com>
 232
 233         PR libmudflap/28578
 234         * mf-hooks1.c (__mf_0fn_malloc): Make the bootstrap buffers
 235         static but not function scope static.
 236         (free): Skip deallocation attempts for objects placed into
 237         bootstrap buffers.
 238         * testsuite/libmudflap.cth/pass59-frag.c: New test.
 239
 240 2006-11-06  Frank Ch. Eigler  <fche@redhat.com>
 241
 242         From Herman ten Brugge <hermantenbrugge@home.nl>:
 243         * mf-runtime.c (__mf_uncache_object): Optimize the code so that
 244         small and large objects are handled a lot faster.
 245
 246 2006-11-06  Frank Ch. Eigler  <fche@redhat.com>
 247
 248         * configure.ac (__libc_freeres): Look for it.
 249         * mf-impl.h (call_libc_freeres): New configuration flag.
 250         * mf-runtime.c (__mf_set_default_options): Set it by default.
 251         (__mfu_report): Call it if needed.
 252         (__mfu_unregister): Remove "unaccessed registered object" warning.
 253         * configure, config.h.in: Regenerated.
 254
 255 2006-09-18  Tom Tromey  <tromey@redhat.com>
 256
 257         * configure: Rebuilt.
 258
 259 2006-06-21  Frank Ch. Eigler  <fche@redhat.com>
 260
 261         PR 21274
 262         mf-runtime.h installation based on ssp patch for PR 26473 from
 263         Mark Mitchell  <mark@codesourcery.com>.
 264         * configure.ac (ACX_NONCANONICAL_TARGET): Use it.
 265         * Makefile.am (target_noncanonical): Define.
 266         (libsubincludedir): New variable.
 267         (nobase_libsubinclude_HEADERS): Add mf-runtime.h.
 268         (include_HEADERS): Remove.
 269         * configure, aclocal.m4, config.h.in: Regenerated.
 270         * Makefile.in, testsuite/Makefile.in: Likewise.
 271         * mf-runtime.h: Add #ifndef protection for conflicting _REENTRANT
 272         and _THREAD_SAFE redefinition values.
 273
 274 2006-05-23  Carlos O'Donell  <carlos@codesourcery.com>
 275
 276         * Makefile.am: Add install-html target. Add install-html to .PHONY
 277         * Makefile.in: Regenerate.
 278
 279 2006-04-19  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 280
 281         PR mudflap/26789
 282         * testsuite/libmudflap.c++/error1-frag.cxx: New test.
 283
 284         PR mudflap/26790
 285         * testsuite/libmudflap.c++/error2-frag.cxx: New test.
 286
 287 2006-04-10  Matthias Klose  <doko@debian.org>
 288
 289         * testsuite/lib/libmudflap.exp (libmudflap-init): Recognize multilib
 290         directory names containing underscores.
 291
 292 2005-11-22  Janis Johnson  <janis187@us.ibm.com>
 293
 294         * testsuite/lib/libmudflap.exp (libmudflap-init): Remove -static from
 295         MUDFLAP_FLAGS if static library not supported.
 296         * testsuite/libmudflap.c/cfrags.exp (MUDFLAP_FLAGS): new.
 297         * testsuite/libmudflap.c/externs.exp: Ditto.
 298         * testsuite/libmudflap.c++/ctors.exp: Ditto.
 299         * testsuite/libmudflap.c++/c++frags.exp: Ditto.
 300         * testsuite/libmudflap.cth/cthfrags.exp: Ditto.
 301
 302 2005-10-04  James E Wilson  <wilson@specifix.com>
 303
 304         * configure.ac (mudflap_cv_entry_point): Use quadrigraphs to declare
 305         $name as array of characters with unknown bound.  Also store into the
 306         array.
 307         * configure: Regenerate.
 308
 309 2005-09-30  James E. Wilson  <wilson@specifix.com>
 310
 311         * configure.ac (pthread.h): Use AC_CHECK_HEADERS instead of
 312         AC_CHECK_HEADER.
 313         (target_thread_file): New.  Set from sed'ed gcc output.
 314         (posix_threads): New.  Set from target_thread_file.  Use instead of
 315         ac_have_pthread_h.
 316         (pthread_create_version): Move initialization before code using it.
 317         * configure: Regenerate.
 318
 319         * mf-heuristics.c (_end, ENTRY_POINT): Make them arrays with unknown
 320         bounds.
 321
 322 2005-09-29  James E. Wilson  <wilson@specifix.com>
 323
 324         * mf-hooks1.c (__mf_0fn_mmap, mmap, __mf_0fn_munmap, munmap): Protect
 325         with HAVE_MMAP ifdef.
 326
 327 2005-09-23  Frank Ch. Eigler  <fche@elastic.org>
 328
 329         PR 23084.
 330         * mf-hooks2.c (accept): Tolerate NULL sockaddr* parameter.
 331
 332 2005-09-23  Frank Ch. Eigler  <fche@elastic.org>
 333
 334         * testsuite/libmudflap.c++/pass58-frag.cxx: New test for heisenbug 19319.
 335
 336 2005-09-23  Tom Tromey  <tromey@redhat.com>
 337
 338         * aclocal.m4, configure: Rebuilt.
 339         * configure.ac: Use GCC_CHECK_TLS.
 340         * acinclude.m4 (LIBMUDFLAP_CHECK_TLS, LIBMUDFLAP_ENABLE): Moved
 341         to ../config.
 342
 343 2005-08-22  Jim Wilson  <wilson@specifix.com>
 344
 345         * mf-hooks2.c (MF_REGISTER_fopen): Define to __MF_TYPE_STATIC when
 346         __FreeBSD__ is defined.
 347
 348 2005-08-17  Jim Wilson  <wilson@specifix.com>
 349
 350         * mf-hooks1.c (malloc, calloc, realloc, free,
 351         __mf_wrap_alloca_indirect): Call BEGIN_MALLOC_PROTECT before calling
 352         the real routines, and END_MALLOC_PROTECT afterwards.
 353         * mf-impl.h (enum __mf_state_enum): Expand comment.  Add in_malloc.
 354         (BEGIN_PROTECT): Handle in_malloc state.
 355         (BEGIN_MALLOC_PROTECT, END_MALLOC_PROTECT): New.
 356         * testsuite/libmudflap.c/hook2-allocstuff.c: New.
 357
 358 2005-08-17  Kelley Cook  <kcook@gcc.gnu.org>
 359
 360         * All files: Update FSF address.
 361
 362 2005-08-15  Ulrich Weigand  <weigand@informatik.uni-erlangen.de>
 363
 364         * mf-hooks3.c (main_seen_p): Remove.
 365         (__mf_get_state): Remove attempt to recognize the main thread.
 366
 367 2005-08-15  Maciej W. Rozycki  <macro@linux-mips.org>
 368
 369         * configure.ac: Test for the name of the symbol used for the entry
 370         point; define ENTRY_POINT to the result.
 371         * configure: Regenerate.
 372         * config.h.in: Regenerate.
 373         * mf-heuristics.c: Replace _start with ENTRY_POINT throughout.
 374
 375 2005-08-14  Ulrich Weigand  <weigand@informatik.uni-erlangen.de>
 376
 377         * mf-runtime.c (__mf_state_1): Initialize to reentrant.
 378         (__mf_init): Set thread state active.
 379         * mf-hooks3.c (__mf_pthread_spawner): Always set thread
 380         state active.
 381         (pthread_create wrapper): Always use thread spawner.
 382
 383         * testsuite/libmudflap.cth/pass37-frag.c: Increase timeout.
 384         * testsuite/libmudflap.cth/pass39-frag.c: Likewise.
 385
 386 2005-07-16  Richard Henderson  <rth@redhat.com>
 387
 388         * acinclude.m4: New file.
 389         * configure.ac: Invoke LIBMUDFLAP_CHECK_TLS.
 390         * configure, config.h.in, Makefile.in, testsuite/Makefile.in: Rebuild.
 391         * mf-hooks1.c (__mf_0fn_malloc): Move body from ...
 392         (__mf_0fn_calloc): ... here.
 393         * mf-hooks3.c (struct pthread_info): Remove.
 394         (__mf_pthread_info, __mf_pthread_info_idx): Remove.
 395         (LIBMUDFLAPTH_THREADS_MAX): Set to 1021.
 396         (struct mf_thread_data): New.
 397         (mf_thread_data, mf_thread_data_lock): New.
 398         (__mf_allocate_blank_threadinfo): Remove.
 399         (__mf_find_threadinfo): Rewrite and simplify.  Only use if TLS is
 400         not available.
 401         (__mf_state_perthread): Remove.
 402         (__mf_get_state, __mf_set_state): New.
 403         (__mf_pthread_cleanup): Use &errno, rather than saved pointer.
 404         Update mf_thread_data killing procedure.
 405         (__mf_pthread_spawner): Similarly.
 406         (__mf_0fn_pthread_create): Only use wrapper if necessary.  Remove
 407         code to allocate thread stack space.
 408         (__mf_0fn_pthread_join, pthread_join): Remove.
 409         (__mf_0fn_pthread_exit, pthread_exit): Remove.
 410         * mf-impl.h (dyn_pthread_join, dyn_pthread_exit): Remove.
 411         (__mf_state_1): Rename from __mf_state; use TLS when available.
 412         (__mf_get_state, __mf_set_state): New.  Update all users.
 413         * mf-runtime.c (begin_recursion_protect1): New.
 414         (BEGIN_RECURSION_PROTECT): Use it.
 415         (__mf_state_1): Rename from __mf_state; use TLS when available.
 416         (threads_active_p): Remove.
 417         (__mf_usage): Compute it directly.
 418
 419 2005-06-19  Ulrich Weigand  <uweigand@de.ibm.com>
 420
 421         * testsuite/libmudflap.c/externs-1.c (main): Add return statement.
 422
 423 2005-06-15  Frank Ch. Eigler  <fche@redhat.com>
 424
 425         Fix for uncaching bug reported by Herman ten Brugge.
 426         * mf-runtime.c (__mf_uncache_object): Search whole cache.
 427         * testsuite/libmudflap.c/fail40-frag.c: New test.
 428
 429 2005-05-23  Alfred M. Szmidt  <ams@gnu.org>
 430
 431         PR libmudflap/21724
 432         * Makefile.am (AM_MAKEFLAGS): Pass includedir.
 433         * Makefile.in: Amend.
 434
 435 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
 436
 437         PR mudflap/21023
 438         * testsuite/libmudflap.c/externs.exp, externs-{1,2}.c: New test files.
 439         * testsuite/libmudflap.c/cfrags.exp: Bypass new sources.
 440
 441 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
 442
 443         PR libmudflap/21094
 444         * testsuite/libmudflap.c++/*.exp: Assert build tree g++.
 445
 446 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
 447
 448         PR mudflap/22064
 449         * mf-impl.h (mudflap_mode, violation_mode): Make these ordinary
 450         unsigned vars with #defines instead of enums.
 451
 452 2005-05-09  Mike Stump  <mrs@apple.com>
 453
 454         * configure: Regenerate.
 455
 456 2005-04-12  Mike Stump  <mrs@apple.com>
 457
 458         * configure: Regenerate.
 459
 460 2005-04-12  Frank Ch. Eigler  <fche@redhat.com>
 461
 462         PR mudflap/19266
 463         * testsuite/libmudflap.c++/c++frags.exp: Also test -O permutation.
 464         * testsuite/libmudflap.c++/pass57-frag.cxx: New test.
 465
 466 2005-04-04  Alan Modra  <amodra@bigpond.net.au>
 467
 468         * mf-runtime.c (__mfu_unregister): Warning fix for char unsigned.
 469
 470 2005-03-31  Mike Stump  <mrs@apple.com>
 471
 472         * mf-runtime.h: Add libmudflap copyright clause.
 473
 474 2005-03-21  Mike Stump  <mrs@apple.com>
 475
 476         * mf-heuristics.c: Fix whitespace at end of line.
 477         * mf-hooks1.c: Likewise.
 478         * mf-hooks2.c: Likewise.
 479         * mf-hooks3.c: Likewise.
 480         * mf-impl.h: Likewise.
 481         * mf-runtime.c: Likewise.
 482         * mf-runtime.h: Likewise.
 483
 484 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
 485
 486         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
 487         In all substitutions, expand gcc_version in Makefile.
 488         * aclocal.m4, configure: Regenerate.
 489         * Makefile.am: Set gcc_version.
 490         * Makefile.in, testsuite/Makefile.in: Regenerate.
 491
 492 2005-03-17  Frank Ch. Eigler  <fche@redhat.com>
 493
 494         * mf-runtime.c (__mfu_check): Respect ignore_reads configuration.
 495         * testsuite/libmudflap.c/{pass56,fail39}-frag.c: New tests.
 496
 497 2005-02-13  Frank Ch. Eigler  <fche@redhat.com>
 498
 499         PR mudflap/19319
 500         * testsuite/libmudflap.c++/pass55-frag.c: New test.
 501
 502 2005-01-05  Richard Henderson  <rth@redhat.com>
 503
 504         * testsuite/libmudflap.c/pass32-frag.c: Fix typo.
 505
 506 2005-01-02  Greg McGary  <greg@mcgary.org>
 507
 508         * mf-impl.h (uintptr_t): Get typedef via stdint.h or define explicitly.
 509         * mf-runtime.h: New file, replaces mf-runtime.h.in.
 510         * configure.ac (AC_CONFIG_FILES): mf-runtime.h is no longer generated.
 511         * Makefile.in: Ditto.
 512         * testsuite/lib/libmudflap.exp: Add -I${srcdir}/.. to get mf-runtime.h
 513         * testsuite/libmudflap.c/pass32-frag.c: s/uintptr_t/__mf_uintptr_t/
 514         * testsuite/libmudflap.c/fail36-frag.c: New test.
 515         * testsuite/libmudflap.c/fail37-frag.c: New test.
 516         * testsuite/libmudflap.c/fail38-frag.c: New test.
 517
 518 2004-12-08  Kelley Cook  <kcook@gcc.gnu.org>
 519
 520         * Makefile.am: Add ../config to ACLOCAL_AMFLAGS.
 521         * aclocal.m4, Makefile.in, testsuite/Makefile.in: Regenerate.
 522
 523 2004-12-02  Richard Sandiford  <rsandifo@redhat.com>
 524
 525         * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version.
 526         * aclocal.m4: Include ../config/gcc-version.m4.
 527         * configure, Makefile.in, testsuite/Makefile.in: Regenerate.
 528
 529 2004-11-29  Kelley Cook  <kcook@gcc.gnu.org>
 530
 531         * Makefile.am: Define ACLOCAL_AMFLAGS.
 532         * acinclude.m4: Remove.
 533         * stamp-h.in: Remove superfluous stamp file.
 534         * aclocal.m4, configure, Makefile.in: Regenerate.
 535         * testsuite/Makefile.in: Likewise.
 536
 537 2004-11-24  Kelley Cook  <kcook@gcc.gnu.org>
 538
 539         * Makefile.am: Revert previous.
 540         * acinclude.m4: Restore.
 541         * aclocal.m4, configure, Makefile.in: Regenerate.
 542         * testsuite/Makefile.in: Likewise.
 543
 544 2004-11-24  Kelley Cook  <kcook@gcc.gnu.org>
 545
 546         * Makefile.am: Define ACLOCAL_AMFLAGS.
 547         * acinclude.m4: Remove.
 548         * aclocal.m4, configure, Makefile.in: Regenerate.
 549         * testsuite/Makefile.in: Likewise.
 550
 551 2004-11-23  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 552
 553         * testsuite/lib/libmudflap.exp: Use new procs in target-libpath.exp.
 554
 555 2004-11-23  Kelley Cook  <kcook@gcc.gnu.org>
 556
 557         * Makefile.in, configure, aclocal.m4: Regenerate with automake 1.9.3.
 558         * testsuite/Makefile.in: Likewise.
 559
 560 2004-11-01  Andreas Schwab  <schwab@suse.de>
 561
 562         * configure.ac: (target_alias): Default to $host_alias, not
 563         $target.
 564         * configure: Regenerated.
 565
 566 2004-10-28  Frank Ch. Eigler  <fche@redhat.com>
 567
 568         * testsuite/libmudflap.c/fail35-,pass53-,pass54-frag.c: New tests.
 569         * testsuite/libmudflap.c/pass35-frag.c: Correct embedded warning
 570         message.
 571
 572 2004-10-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
 573
 574         PR other/18138
 575         * testsuite/lib/libmudflap.exp: Accept more than one multilib libgcc.
 576
 577 2004-10-12  Frank Ch. Eigler  <fche@redhat.com>
 578
 579         * configure.ac: Check for more headers, functions.
 580         * mf-hooks2.c (mkbuffer, unmkbuffer): New helper functions for
 581         tracking overridden FILE buffers.
 582         (fopen, setvbuf): New/revised hook functions for buffer overriding.
 583         (setbuf,setlinebuf,fdopen,freopen,fopen64,freopen64,fclose): Ditto.
 584         (fflush): Accept given NULL stream (means "all streams").
 585         * mf-runtime.h.in:
 586         * mf-runtime.c (__mfu_check): Accept accesses that span adjacent
 587         HEAP/GUESS objects.
 588         (LOOKUP_CACHE_SIZE_MAX): Raise to 64K entries tentatively.
 589         (__mf_adapt_cache): Use them all.
 590         * testsuite/libmudflap.c/pass35-frag.c: Update warning message.
 591         * testsuite/libmudflap.c++/ctors.exp: Ditto.
 592         * testsuite/libmudflap.c/{pass51,pass52}-frag.c: New tests.
 593         * configure, config.h.in: Regenerated.
 594
 595 2004-10-05  Frank Ch. Eigler  <fche@redhat.com>
 596
 597         * configure.ac: Checking for sys/socket.h once is enough.
 598         * configure: Regenerated.
 599
 600 2004-10-04  Frank Ch. Eigler  <fche@redhat.com>
 601
 602         * configure.ac: Look for more headers & functions.
 603         * mf-hooks2.c (getmntent, inet_ntoa, getproto*): New wrapper functions.
 604         * mf-runtime.h.in: Add new "#pragma redefine_extname"s for them.
 605         * mf-runtime.c (options): Clean up integer signedness warnings.
 606         (main): Add a declaration to fix a warning.
 607         * mf-hooks3.c (pthread_exit): Add not-reached exit() to wrapper.
 608         * configure, config.h.in: Regenerated.
 609
 610 2004-10-02  Frank Ch. Eigler  <fche@redhat.com>
 611
 612         * testsuite/libmudflap.c/pass50-frag.c, fail33-frag.c, fail34-frag.c:
 613         New tests for proper base/limit checking for aggregates.
 614
 615 2004-09-15  Joseph S. Myers  <jsm@polyomino.org.uk>
 616
 617         * testsuite/libmudflap.c/pass35-frag.c: Update expected message.
 618
 619 2004-09-07  Frank Ch. Eigler  <fche@redhat.com>
 620
 621         * configure.ac: Look for pwd.h, grp.h, netdb.h headers and functions.
 622         * mf-hooks2.c (strerror): Unregister previous string returned by
 623         previous strerror.
 624         (getlogin,cuserid,getpwnam,getpwuid,getgrnam,getgrgid): New wrappers.
 625         (getservent,getservbyname,getservbyport,gai_strerror): Ditto.
 626         * mf-runtime.h.in: Add redefine_extname pragmas for them all.
 627         * mf-runtime.c (__mf_describe_object): Clarify object life status.
 628         * testsuite/libmudflap.c/pass48-frag.c, pass49-frag.c, fail32-frag.c:
 629         New tests.
 630         * configure, config.h.in: Regenerated.
 631
 632 2004-08-03  Dale Johannesen  <dalej@apple.com>
 633
 634          * mf-runtime.c: Conditionalize POSIX_SOURCE for Darwin.
 635
 636 2004-08-03  Frank Ch. Eigler  <fche@redhat.com>
 637
 638         * mf-runtime.c (compare_uintptr_t): Remove function.  Inline
 639         simplified contents in all former callers.
 640
 641 2004-07-27  Ulrich Weigand  <weigand@informatik.uni-erlangen.de>
 642
 643         * mf-runtime.c (__mf_fini): Set mudflap_mode to mode_nop in
 644         the statically linked case.
 645
 646 2004-07-27  Frank Ch. Eigler  <fche@redhat.com>
 647
 648         * splay-tree.[ch]: Remove.  Merge contents into ...
 649         * mf-runtime.c: ... here, renaming symbols and making all functions
 650         static.  Remove unused min/max functions.
 651         * Makefile.am: Forget about splay-tree.[ch].
 652         * Makefile.in, testsuite/Makefile.in: Regenerated.
 653
 654 2004-07-21  Frank Ch. Eigler  <fche@redhat.com>
 655
 656         * mf-runtime.c (__mfu_check): Remove mistaken mode-nop handling.
 657         (__mfu_usage): Include (C) 2004.
 658         * mf-hooks3.c (__mf_find_threadinfo): Don't call tracing functions
 659         here.  Include a comment explaining why.
 660
 661 2004-07-20  Frank Ch. Eigler  <fche@redhat.com>
 662
 663         * mf-impl.h (__mf_options): Add ignore_reads and timestamps fields.
 664         * mf-runtime.c (options): Give them a name.
 665         (__mf_set_default_options): Set them.
 666         (__mf_insert_new_object, __mfu_unregister): Optionalize timestamps.
 667         (__mf_violation): Warning cleanup.
 668         * mf-impl.h (MF_VALIDATE_EXTENT): Support ignore_reads option.
 669         * splay-tree.c (splay_tree_delete_helper): Remove obsolete decl.
 670
 671 2004-07-15  Frank Ch. Eigler  <fche@redhat.com>
 672
 673         g++/15861
 674         * mf-runtime.c (__mf_init): Make it non-static.  Tolerate
 675         repeated invocation.
 676
 677 2004-07-09  Frank Ch. Eigler  <fche@redhat.com>
 678
 679         Test case for g++/15861
 680         * testsuite/libmudflap.c++/ctors-[12].cxx: New test case halves.
 681         * testsuite/libmudflap.c++/ctors.exp: Driver.
 682         * testsuite/libmudflap.c++/c++frags.exp: Elide redundant default.
 683         Look only for *frag* test cases.
 684
 685 2004-07-08  Frank Ch. Eigler  <fche@redhat.com>
 686
 687         ANSI C conversion, libmudflap specialization, recursion limiting.
 688         * splay-tree.h (splay_tree_{de,}allocate_fn): Remove allocation_data
 689         argument and indirection function pointers, update callers.
 690         (splay_tree_s): Add statistics and recursion control fields
 691         num_keys, max_depth, depth, rebalance_p.
 692         * splay-tree.c (splay_tree_splay_helper): Track recursion depth.
 693         Back out of search if it exceeds limit.
 694         (splay_tree_splay): Manage recursion limiting with rebalancing as
 695         needed.
 696         (splay_tree_new): More initialization.
 697         (splay_tree_rebalance): New function.
 698         (splay_tree_foreach): Rewrite using nonrecursive logic.
 699         (splay_tree_xmalloc_allocate, splay_tree_xmalloc_deallocate):
 700         Remove.  Point indirect calls to mf-runtime.c's routines.
 701         (splay_tree_compare_ints, splay_tree_compare_pointers): Remove unused
 702         functions.
 703         (splay_tree_delete, splay_tree_delete_helper): Ditto.
 704         * testsuite/heap-scalestress.c: New test based on one from
 705         Eyal Lebedinsky <eyal@eyal.emu.id.au>:
 706
 707 2004-07-05  Matthias Klose  <doko@debian.org>
 708
 709         * libtool-version: New.
 710         * Makefile.am (libmudflap_la_LDFLAGS, libmudflapth_la_LDFLAGS):
 711         Use -version-info for soname.
 712         * Makefile.in: Regenerate.
 713         * configure.ac: Remove libtool_VERSION macro
 714         * configure: Regenerate
 715
 716 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
 717
 718         * mf-runtime.h.in: Wrap declarations of struct __mf_cache,
 719         __mf_lookup_cache, __mf_lc_mask, or __mf_lc_shift in
 720         #ifndef _MUDFLAP.
 721
 722 2004-06-29  Frank Ch. Eigler  <fche@redhat.com>
 723
 724         Splay tree implementation fork.
 725         * splay-tree.c, splay-tree.h: Copied & modified from libiberty.
 726         Use hard-coded comparison function for uintptr_t.  Remove key/value
 727         deallocation logic.  Cache last splayed key for consecutive lookups.
 728         * Makefile.am, Makefile.in: Use them, don't link to them.
 729         * mf-runtime.c (__mf_object_tree): Adapt to simpler splay_tree_new.
 730         (__mf_find_objects2): Flip successor/predecessor search sequence.
 731         * ansidecl.h, libiberty.h: Removed dummy files.
 732
 733 2004-06-29  Nick Clifton  <nickc@redhat.com>
 734
 735         * configure.ac (AC_CHECK_HEADERS): Add dirent.h
 736         * configure: Regenerate.
 737         * mf-hooks2.c: Surround uses of dirent.h with #ifdef
 738         HAVE_DIRENT_H.
 739         Remove spurious inclusion of <strings.h>.
 740
 741 2004-06-29  Nick Clifton  <nickc@redhat.com>
 742
 743         * mf-runtime.c (pthread_join): Only apply the weak pragma if the
 744         function actually exists.
 745
 746 2004-06-25  Frank Ch. Eigler  <fche@redhat.com>
 747
 748         * ansidecl.h, libiberty.h: New dummy files for building splay-tree.
 749         * config.h.in: Regenerated.
 750
 751 2004-06-24  Frank Ch. Eigler  <fche@redhat.com>
 752
 753         Adopt splay trees for object database.
 754         * Makefile.am: Copy splay-tree.* from libiberty.
 755         * Makefile.in, testsuite/Makefile.in: Regenerated.
 756         * mf-runtime.h.in (__mf_unregister): Add third parameter (type).
 757         * mf-hooks[123].c (*): Add new third parameter to mf_unregister.
 758         * mf-impl.h (BEGIN_PROTECT): Remove some trace text.
 759         * mf-runtime.c: Rewrite code dealing with object database to use
 760         libiberty splay trees.  Remove tree liveness aging option.
 761         * testsuite/libmudflap.c/fail18-frag.c: Add volatile flag.
 762
 763 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
 764
 765         * configure.ac: New name of configure.in.  Update
 766         AC_INIT, AC_CONFIG_SRCDIR, AC_CONFIG_HEADERS, AC_CONFIG_FILES,
 767         AC_OUTPUT, AM_INIT_AUTOMAKE to the preferred style for
 768         Autoconf 2.5x and Automake 1.7 or later.
 769         * configure.in: Remove.
 770         * configure: Regenerate.
 771
 772         * Makefile.am: Remove useless multilib rules.
 773         * Makefile.in: Regenerate.
 774
 775 2004-06-15  Paolo Bonzini  <bonzini@gnu.org>
 776
 777         * .cvsignore: New file.
 778
 779 2004-06-10  Stephen Crowley  <stephen.crowley@sbcglobal.net>
 780
 781         PR libmudflap/13505
 782         * mf-hooks2.c (semctl): Add cygwin porting hack.
 783
 784 2004-06-09  Frank Ch. Eigler  <fche@redhat.com>
 785
 786         ctype support.
 787         * configure.in: Look for ctype header and glibc implementation.
 788         * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
 789         array hooks for glibc 2.3.
 790         * mf-runtime.h.in: Wrap them.
 791         * mf-runtime.c (__mf_init): Leave marker regarding other ctype
 792         implementations.
 793         * testsuite/libmudflap.c/pass47-frag.c: New test.
 794         * configure, config.h.in: Regenerated.
 795
 796 2004-06-04  Frank Ch. Eigler  <fche@redhat.com>
 797
 798         Portability improvements, e.g., libmudflap/15293.
 799         * configure.in: Look for glibc extension functions.  Look for
 800         support of -f{function,data}-sections.  Look for more headers.
 801         Create testsuite/mfconfig.exp.  Correct more "test x.." thinkos.
 802         * Makefile.am: Use $(SECTION_FLAGS).  Collapse piecemeal-compiled
 803         mf-hooks* into usual single object per source.
 804         * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
 805         * mf-hooks2.c: #include a bunch more system headers.  Define strnlen
 806         if system doesn't provide one.
 807         * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
 808         (pthread_create): Use it to properly GC dead thread stacks.
 809         * mf-runtime.c (__mf_violation): Correct snprintf type warning.
 810         * testsuite/Makefile.am: Stop generating site.exp.
 811         * testsuite/mfconfig.exp.in: New file.
 812         * testsuite/config/default.exp: Load new mfconfig.exp.
 813         * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
 814         (prune_gcc_output): Add glibc static linking warnings.
 815         * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
 816         * testsuite/libmudflap.c/pass46-frag.c: Ditto.
 817         * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
 818         Regenerated with autoconf 2.57 and automake 1.7.
 819
 820 2004-06-04  Per Bothner  <per@bothner.com>
 821
 822         * configure.in (LIBMUDFLAPTH):  Fix thinko.
 823
 824         * configure.in:  Check for more headers.
 825         * mf-hooks2.c:  Conditionalize on HAVE_SYS_SOCKET_H etc.
 826
 827         * mf-runtime.c:  In two places conditionalize on SIUSR1 rather than
 828         HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
 829
 830 2004-06-01  Andreas Jaeger  <aj@suse.de>
 831
 832         * configure.in: Handle multilibs, support
 833         --enable-version-specific-runtime-libs.
 834         * Makefile.am (lib_LTLIBRARIES): Rename to ...
 835         (toolexeclib_LTLIBRARIES): this for multilib support.
 836         * Makefile.in: Regenerated.
 837         * configure: Regenerated.
 838         * aclocal.m4: Regenerated.
 839         * config.h.in: Regenerated.
 840         * testsuite/Makefile.in: Regenerated.
 841
 842 2004-06-01  Andreas Jaeger  <aj@suse.de>
 843
 844         * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
 845         multilibs, using multilib directory instead of hardcoded path.
 846         Set LD_RUN_PATH.
 847
 848 2004-05-21  Frank Ch. Eigler  <fche@redhat.com>
 849
 850         * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
 851         * Makefile.in: Ditto.
 852
 853 2004-05-18  Kaz Kojima  <kkojima@gcc.gnu.org>
 854
 855         * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
 856         * aclocal.m4, configure: Rebuilt.
 857
 858 2004-05-17  Frank Ch. Eigler  <fche@redhat.com>
 859
 860         * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
 861         import some build settings from libstdc++-v3 testsuite_flags.
 862         * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
 863         changes to pass test language.
 864
 865         * mf-runtime.c (__mfu_check): Poison the cache with antidote for
 866         quicker mode-nop handling.
 867
 868 2004-03-25  Frank Ch. Eigler  <fche@redhat.com>
 869
 870         * mf-impl.h: Added libgcc license header.
 871
 872 2004-03-20  Frank Ch. Eigler  <fche@redhat.com>
 873
 874         * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
 875         Added libgcc license header.
 876         * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
 877         (pthread_create): Simplify stack allocation syntax.
 878
 879 2004-03-08  Loren J. Rittle  <ljrittle@acm.org>
 880
 881         * mf-hooks2.c: Support FreeBSD.
 882         (WRAP_gets): Avoid gets().
 883         * testsuite/libmudflap.c/pass-stratcliff.c: Do not
 884         test unimplemented mem/str calls on FreeBSD.
 885         * testsuite/libmudflap.c/pass21-frag.c: Do not include
 886         <alloca.h> on FreeBSD.
 887
 888 2004-01-30  Frank Ch. Eigler  <fche@redhat.com>
 889
 890         * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
 891         * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
 892         * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
 893         flags for static linking permutation.
 894         * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
 895         some pthreads code that croaks on linux glibc tls.
 896
 897 2004-01-27  Frank Ch. Eigler  <fche@redhat.com>
 898
 899         * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
 900
 901 2004-01-15  Frank Ch. Eigler  <fche@redhat.com>
 902
 903         * testsuite/libmudflap.c/pass44-frag.c: New test.
 904
 905 2004-01-12  Frank Ch. Eigler  <fche@redhat.com>
 906
 907         * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
 908
 909 2004-01-08  Frank Ch. Eigler  <fche@redhat.com>
 910
 911         * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
 912
 913 2003-12-11  Frank Ch. Eigler  <fche@redhat.com>
 914
 915         * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
 916
 917 2003-12-08  Andrew Pinski  <pinskia@physics.uc.edu>
 918
 919         PR libmudflap/12670
 920         * configure.in: Add check for see if
 921         socklen_t typedef is in sys/socket.h.
 922         * mf-hooks1.c: Add define if socklen_t
 923         is not typedef.
 924         * mf-hooks2.c: Likewise.
 925         * mf-hooks3.c: Likewise.
 926         * config.h.in: Regen.
 927         * configure: Regen.
 928
 929 2003-12-08  Frank Ch. Eigler  <fche@redhat.com>
 930
 931         * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
 932         * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
 933         optimizations.
 934         * testsuite/libmudflap.c/pass25-frag.c: Ditto.
 935         * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
 936         (unoptimized) allocation of stack space.
 937
 938 2003-12-07  Richard Henderson  <rth@redhat.com>
 939
 940         * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
 941         * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
 942
 943 2003-12-06  Andrew Pinski <apinski@apple.com>
 944
 945         partial PR libmudflap/12670
 946         * mf-hooks1.c: Respect Darwin checks.  Conditionalize POSIX_SOURCE.
 947         * mf-hooks2.c: Likewise.
 948         * mf-hooks3.c: Likewise.
 949
 950 2003-11-19  Frank Ch. Eigler  <fche@redhat.com>
 951
 952         libstdc++/11696
 953         * mf-runtime.h.in: Switch to #pragma redefine_extname for
 954         symbols interposed at compile time.
 955         * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
 956
 957         libmudflap/12939
 958         * mf-hooks2.c (semctl): Tolerate FreeBSD.
 959
 960         * configure.in: Reorganize check for <pthread.h>.
 961         * configure: Regenerated.
 962
 963 2003-11-04  David Edelsohn  <edelsohn@gnu.org>
 964
 965         * mf-runtime.c (_ALL_SOURCE): Define for AIX.
 966         (_LARGE_FILE_API): Define for AIX.
 967         * mf-hooks[123]: Same.
 968         (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
 969
 970 2003-10-21  David Edelsohn  <edelsohn@gnu.org>
 971
 972         * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
 973
 974 2003-07-29  Frank Ch. Eigler  <fche@redhat.com>
 975
 976         2003-07-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 977
 978         * configure.in: Update check for union semun.
 979
 980 2003-07-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
 981
 982         PR other/11673
 983         * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
 984
 985 2003-07-29  Frank Ch. Eigler  <fche@redhat.com>
 986
 987         PR other/11673
 988         * configure.in: Add checks for 64-bit LFS functions, struct semun
 989         definition, for BSD compatibility.
 990         * mf-hooks1.c: Respect BSD checks.  Conditionalize POSIX_SOURCE.
 991         * mf-hooks2.c: Ditto.  Include <strings.h> for bcmp* decls.
 992         * mf-hooks3.c: Ditto.
 993         (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
 994         mmap flag.
 995         * configure, config.h.in: Regenerated.
 996
 997 2003-07-23  Frank Ch. Eigler  <fche@redhat.com>
 998
 999         Multithreading fixes:
1000         * mf-runtime.c (__mf_object): Store allocating/deallocating
1001         thread id.
1002         (options): Support new "-thread-stack" option.
1003         Rename "-heur-argv-environ" option to "-heur-stdlib".
1004         Disable "-lc-mask" and "-lc-shift" options.
1005         (__mf_dynamic): Add function pointers for pthread_join/_exit.
1006         (__assert_fail): New self-contained function for glibc.
1007         * mf-hooks3.c: Essentially rewritten, particularly related to
1008         use of __mf_pthread_info array.
1009         (pthread_join, _exit): New hook functions.
1010         * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
1011         * testsuite/libmudflap.cth/pass40-frag.c: New test.
1012
1013         Warning cleanups:
1014         * mf-heuristics.c: Add type casts for tracing, sub calls.
1015         * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
1016         Update all callers to declare explicit result holder.
1017         (END_PROTECT): Removed.
1018         * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
1019
1020 2003-07-15  Diego Novillo  <dnovillo@redhat.com>
1021
1022         * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
1023         * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1024         * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1025
1026 2003-07-04  Frank Ch. Eigler  <fche@redhat.com>
1027
1028         * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
1029         * mf-hooks: Removed.
1030         * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
1031         Move these macros from old mf-hooks.c here.
1032         * Makefile.am: Adapt to split-up hook sources for faster builds.
1033         * Makefile.in: Regenerated.
1034
1035         * mf-heuristics.c: Remove #if-0 block.
1036
1037         * mf-impl.h (__mf_state): Reorganize declaration and implementation.
1038         (__mf_starting_p): New state only for use while dlsym bootstrapping.
1039         (CALL_REAL, __mf_init): Corresponding changes.
1040         (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix.  Update
1041         all callers to remove redundant "mf:" prefix.
1042         * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
1043         * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
1044         (__mf_pthread_info): Become a hash table.
1045
1046         * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
1047         "dg-repetitions" directives to control test case execution.
1048         * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
1049         options.
1050         * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
1051
1052 2003-06-25  Frank Ch. Eigler  <fche@redhat.com>
1053
1054         * mf-hooks.c (alloca): Separate into stub.
1055         (__mf_wrap_alloca_indirect): New function.  Use CALL_REAL
1056         malloc/free for alloca blocks.
1057         (pthread_create): Tolerate failing pthread_attr_get* calls.
1058         * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
1059         * mf-impl.h (CALL_WRAP): Remove macro.
1060         * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
1061         * testsuite/libmudflap.c/pass23-frag.c: Include more struct
1062         padding for ia64 BIT_FIELD_REF constructs.
1063
1064 2003-06-19  Frank Ch. Eigler  <fche@redhat.com>
1065
1066         * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
1067         (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
1068         libmudflap object type.
1069         * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
1070         crashes on unregistering STATIC objects.
1071
1072 2003-06-17  Frank Ch. Eigler  <fche@redhat.com>
1073
1074         Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
1075         * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
1076         (time, strerror, fopen, fopen64, fclose, fread): New hooks.
1077         (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
1078         (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
1079         (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
1080         (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
1081         (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
1082         (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
1083         (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
1084         (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
1085         (accept, bind, connect, gethostname, sethostname): New hooks.
1086         (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
1087         (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
1088         (semop, semctl, shmctl, shmat, shmdt): New hooks.
1089         * mf-runtime.h.in: Corresponding changes.
1090         * mf-runtime.c (__mf_ini): Register stdio objects.  Use STATIC type.
1091         (opts) Rename heur_argv_environ to heur_std_data.
1092         (__mf_wrap_main): Use STATIC type for argv/environ strings.
1093         * Makefile.am: Corresponding changes.
1094         * Makefile.in: Regenerated.
1095
1096 2003-06-11  Frank Ch. Eigler  <fche@redhat.com>
1097
1098         * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
1099         heuristic for threaded case, and for non-x86-linux targets.
1100         * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
1101         for use during pre-main() program startup.
1102         (__mf_0fn_*): Make these functions non-static.
1103         * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
1104         functions.
1105         * mf-runtime.c (__mf_state): Set initial state to "starting".
1106         (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
1107         (__wrap_main): New function to register argv[] and environ[] strings.
1108         (__mf_ini): Call it.
1109         (*): In all trace functions, use "%p" as formatter for uintptr_t.
1110
1111         * testsuite/libmudflap.c/pass38-frag.c: New test case.
1112         * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
1113
1114         * acinclude.m4: Add comments with aoliva's concerns about x86_64
1115         pass_all.
1116         * aclocal.m4, configure: Regenerated.
1117
1118 2003-06-04  Frank Ch. Eigler  <fche@redhat.com>
1119
1120         * acinclude.m4: Correct typo in AC_MSG_CHECKING.
1121         * aclocal.m4, configure: Regenerated.
1122
1123 2003-06-03  Frank Ch. Eigler  <fche@redhat.com>
1124
1125         * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
1126         for x86_64 target.  Disable caching for this value.
1127         * aclocal.m4, configure: Regenerated.
1128
1129 2003-06-02  Frank Ch. Eigler  <fche@redhat.com>
1130
1131         * testsuite/libmudflap.c/pass38-frag.c: Deleted.  -fwritable-strings
1132         is about to become deprecated, and its present handling bugs are
1133         unworthy of fixing.
1134
1135 2003-05-30  Frank Ch. Eigler  <fche@redhat.com>
1136
1137         * testsuite/libmudflap.c/pass38-frag.c: New test for
1138         -fwritable-strings.
1139
1140 2003-05-23  Frank Ch. Eigler  <fche@redhat.com>
1141
1142         * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
1143         __mf_report, asserting reentrant calling context.
1144
1145 2003-05-23  Frank Ch. Eigler  <fche@redhat.com>
1146
1147         * mf-hooks.c (realloc): Correct reentrancy logic.
1148         * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
1149
1150 2003-05-20  Frank Ch. Eigler  <fche@redhat.com>
1151
1152         * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
1153         PTHREAD_THREADS_MAX.  Update users.
1154         * mf-runtime.c (__mf_usage): Print [active] instead of [default]
1155         for active options.
1156         * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
1157         with libmudflapth presence indicator.
1158         * testsuite/Makefile.in: Regenerated.
1159
1160 2003-05-16  Frank Ch. Eigler  <fche@redhat.com>
1161
1162         * Makefile.am (AM_CFLAGS): Remove "-ansi".
1163         * configure.in: Remove silly no-pthreads => no-shared logic.
1164         * Makefile.in, configure: Regenerated.
1165         * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
1166         * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
1167         code.  Count reentrancy events.
1168         (all hook functions): Don't directly manipulate __mf_state variable.
1169         Add TRACE calls to hook functions without them.
1170         * mf-impl.h (LOCKTH): Try to count lock contention events.
1171         (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
1172         * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
1173         Reorganize reentrancy code.
1174         (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
1175         identify reentrancy with mutex holding times.
1176         (internal __mfu_ entry points): Remove internal reentrancy code.
1177         (__mf_init): Use ordinary locked calls.
1178         (__mfu_report): Print the two new counts.
1179         * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
1180         * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
1181         * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
1182         * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
1183         option defaults.
1184
1185 2003-05-09  Frank Ch. Eigler  <fche@redhat.com>
1186
1187         * configure.in: Add pthread support, plus glibc and porting hacks.
1188         * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
1189         from objects built into ./pth/.
1190         * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
1191         functions for internal entry points.  Update callers to pick
1192         locked vs. unlocked variants.
1193         (__mf_resolve_single_dynamic): Extend to support symbol versioning
1194         info coming in from a static data structure.
1195         (*): Reorder miscellaneous declarations to group data vs functions.
1196         (__mf_set_default_options): Simplify.
1197         (__mf_usage): Mention threading status of host executable.
1198         * mf-impl.h: Move max/min decls here.  Reorganize __mf_dynamic
1199         decls to match above.
1200         (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
1201         * mf-heuristics.c: Choose between locked/unlocked calls.  Add
1202         some lock/unlock markers.  Remove some unused code.
1203         * mf-hooks: Ditto.
1204         (pthread_create): New hook function.
1205         (__mf_pthread_cleanup, _spawner): New helper functions.
1206         * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
1207
1208 2003-05-02  Frank Ch. Eigler  <fche@redhat.com>
1209
1210         * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
1211
1212 2002-04-28  Frank Ch. Eigler  <fche@redhat.com>
1213
1214         * Makefile.am (HOOKOBJS): Add *time related hooks.
1215         * configure.in: Look for pthreads.h header.
1216         * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
1217         * mf-runtime.c: Begin sketching some pthreads support.
1218         (__mf_usage): Check for -lpthread presence.
1219         (__mf_unregister): Confirm matching unregistration base.
1220         (__mf_find_objects_rec): Reduce unnecessary recursion.
1221         * mf-runtime.h.in: Add "nothrow" attribute to functions.  Add
1222         #defines for new hook functions.
1223         * mf-impl.h: Corresponding changes.
1224         * config.h.in, configure, Makefile.in: Regenerated.
1225
1226 2002-04-27  Diego Novillo  <dnovillo@redhat.com>
1227
1228         * testsuite/libmudflap.c/fail1-frag.c: Add volatile
1229         modifiers to prevent being optimized away.
1230         * testsuite/libmudflap.c/fail10-frag.c: Likewise.
1231         * testsuite/libmudflap.c/fail13-frag.c: Likewise.
1232         * testsuite/libmudflap.c/fail14-frag.c: Likewise.
1233         * testsuite/libmudflap.c/fail15-frag.c: Likewise.
1234         * testsuite/libmudflap.c/fail2-frag.c: Likewise.
1235         * testsuite/libmudflap.c/fail20-frag.c: Likewise.
1236         * testsuite/libmudflap.c/fail3-frag.c: Likewise.
1237
1238 2003-04-15  Frank Ch. Eigler  <fche@redhat.com>
1239
1240         * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
1241         * configure.in: Look for uintptr_t and -ldl on target.
1242         * mf-runtime.h.in: Adjust uintptr_t declaration logic.
1243         * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
1244         * testsuite/Makefile.in: Regenerated.
1245         * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
1246         for better C compliance.
1247
1248 2003-04-15  Frank Ch. Eigler  <fche@redhat.com>
1249
1250         * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
1251         prevention code.
1252         * mf-runtime.c (__mf_set_default_options): Turn off
1253         check-initialization.
1254         (__mf_describe_object): Shorten description.
1255         * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
1256
1257 2003-04-07  Frank Ch. Eigler  <fche@redhat.com>
1258
1259         * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
1260
1261 2003-04-02  Frank Ch. Eigler  <fche@redhat.com>
1262
1263         * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
1264         calls specially.
1265         (__mf_0fn_malloc ... _munmap): New dummy backup calls.
1266         * mf-impl.h (CALL_BACKUP): New macros.
1267         * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
1268
1269 2003-03-31  Frank Ch. Eigler  <fche@redhat.com>
1270
1271         * Makefile.am (AM_CFLAGS): Remove optimization flags.
1272         (HOOKOBJS): Remove dlopen hook.
1273         (libmudflap_la_LIBADD): Add -ldl.
1274         * mf-hooks.c (dlopen): Remove hook.
1275         * mf-impl.h (__mf_dynamic): Ditto.
1276         * mf-runtime.c (__mf_resolve_dynamics): Ditto.
1277         * Makefile.in: Regenerated.
1278
1279 2003-03-28  Frank Ch. Eigler  <fche@redhat.com>
1280
1281         * configure.in: Check for target gettimeofday, signal, some headers.
1282         * mf-impl.h (__mf_opts): Add new "sigusr1_report" field.  Comment
1283         out inop multi_threaded field.
1284         * mf-runtime.c (options): Handle new "-sigusr1-report" option.
1285         (__mf_set_options): Correct handling of "-help".
1286         (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
1287         (__mf_check, __mf_register, __mf_unregister): Call it.
1288         (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
1289         (__mf_report_leaks): Make callable
1290         (__mf_tree_analyze): Traverse in-order.  Accumulate address bit
1291         distribution statistics.
1292         (__mf_adapt_cache): Rewrite shift guessing logic based on address
1293         bit distributions.
1294         * config.h.in, configure: Regenerated.
1295         * testsuite/libmudflap.c/fail27-frag.c: New test.
1296         * testsuite/libmudflap.c/pass36-frag.c: New test.
1297
1298 2003-03-11  Frank Ch. Eigler  <fche@redhat.com>
1299
1300         * mf-runtime.h.in: Tweak.
1301         * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
1302         Don't use intermediate files nor AC_OUTPUT-time postprocessing.
1303         * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
1304
1305 2003-03-10  Frank Ch. Eigler  <fche@redhat.com>
1306
1307         * configure.in: Tweak generation of mf-runtime.h some more.  It
1308         needs to work from both config.status and configure.
1309         * configure: Regenerated.
1310
1311 2003-03-10  Frank Ch. Eigler  <fche@redhat.com>
1312
1313         * Makefile.am: Reorganize hook file building.  Add auto dependencies.
1314         * configure.in: Tweak generation of mf-runtime.h.
1315         * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
1316         * mf-hooks.c (*): Adapt to initialized-heap object type.
1317         * mf-impl.h: Tweak cemetary boundaries.
1318         * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
1319         type.
1320         (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
1321         (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
1322         * testsuite/lib/libmudflap.exp (includes): Include build tree.
1323         * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
1324         checking.
1325         * testsuite/.../fail{25,26}-frag.c: New tests.
1326         * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
1327         * Makefile.in, configure: Regenerated.
1328
1329 2003-03-05  Frank Ch. Eigler  <fche@redhat.com>
1330
1331         * mf-runtime.c (__mf_set_default_options): Turn on initialization
1332         checking by default.
1333         (__mf_insert_new_object): As a temporary hack, assume that new
1334         objects registered on the stack start out initialized.
1335         * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
1336         heap objects by hand.
1337
1338 2003-03-05  Frank Ch. Eigler  <fche@redhat.com>
1339
1340         Switch to macro-style hooks for str*/mem*/b* functions.
1341         * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
1342         (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
1343         * mf-runtime.c: #include config.h to enable glibc backtraces again.
1344         (__mf_set_default_options): Turn off heur_proc_map.
1345         (*): Adapt to to macro-style hook functions.
1346         (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
1347         (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
1348         (__mf_violation): Handle __MF_VIOL_WATCH.
1349         * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
1350         (__mf_dynamic): Removed mem*/str*/b* functions.
1351         (TRACE, VERBOSE_TRACE): Add reentrancy locking.
1352         (WRAPPER2): New macro for macro-style hooks.
1353         * mf-hooks.c: Convert mem*/str*/b* functions to simpler
1354         macro-style hooks.
1355         (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
1356         * mf-heuristics.c: Adapt to macro-style hook functions.
1357         Correct some comments.
1358         * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
1359         output pattern tests.
1360         * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
1361         * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
1362
1363 2003-02-28  Frank Ch. Eigler  <fche@redhat.com>
1364
1365         * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
1366         for global array registration.
1367         * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
1368         * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
1369
1370 2003-02-27  Frank Ch. Eigler  <fche@redhat.com>
1371
1372         * Makefile.am: Add gross make bug workarounds.  Tweaked
1373         SUBDIRS and AM_CFLAGS.
1374         * Makefile.in: Regenerated.
1375
1376 2003-02-26  Frank Ch. Eigler  <fche@redhat.com>
1377
1378         Switch to dejagnu.
1379         * configure.in (AC_PROG_CXX): Don't look for C++ any more.
1380         * Makefile.am (TESTS): Remove simple automake testing.
1381         * configure, Makefile.in: Regenerated.
1382         (SUBDIRS): Include new testsuite/ directory.
1383         * tests/*: Removed all files; moved bulk under:
1384         * testsuite/*: New subdirectory tree.
1385         * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
1386         * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
1387         * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
1388         * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
1389         * testsuite/config/default.exp: New file.
1390         * testsuite/Makefile.am, Makefile.in: New files.
1391
1392 2003-01-29  Frank Ch. Eigler  <fche@redhat.com>
1393
1394         * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
1395         (TESTS): Add fail22 and pass29 tests.
1396         * mf-runtime.h.in: Change API to take void*/size_t region parameters.
1397         Add new access-type parameter for __mf_check.  Move __MF_VIOL* out.
1398         * mf-impl.h: Corresponding changes.  Update CLAMP* macros for void*
1399         values.  Move __MF_VIOL* here.
1400         * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
1401         (check_initialization): New field in __mf_opts.  Default off.
1402         (read_count,write_count): New fields in __mf_object.
1403         (__mf_check): Implement basic initialization checking.
1404         (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
1405         (__mf_describe_object): Print new fields.
1406         (__mf_violation): Identify check/read vs. check/write in messages.
1407         * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
1408         "-check-initialized" mudflap option.
1409         * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
1410         * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
1411         Drop __FILE__/__LINE__ hack.  Update callers.
1412         (*): Adapt to new mf-runtime.h API.
1413         * Makefile.in: regenerated.
1414
1415 2003-01-24  Frank Ch. Eigler  <fche@redhat.com>
1416
1417         * configure.in: Build mf-runtime.h a more proper way.
1418         * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
1419         * mf-runtime.c (verbose_violations): Turn on by default.
1420         * mf-runtime.h.in: Remove some miscellaneous stuff ...
1421         * mf-impl.h: ... and move it here.
1422         * configure: Regenerated.
1423
1424 2003-01-22  Frank Ch. Eigler  <fche@redhat.com>
1425
1426         * configure.in: Look for C++ compiler.
1427         * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
1428         fixed type warnings when built with C++.
1429         * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
1430         * Makefile.am (TESTS): Run them.
1431         (*) Add new rules for building and running C++ tests.
1432         (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
1433         * mf-runtime.h.in: Protect with extern "C".
1434         * Makefile, configure: Regenerated.
1435
1436 2003-01-06  Frank Ch. Eigler  <fche@redhat.com>
1437
1438         Portability improvements.
1439         * configure.in: Look for glibc backtrace headers/functions.
1440         * mf-hooks.c: Don't include <execinfo.h> any more.
1441         * mf-runtime.c (__mf_set_options): Call more stdlib functions
1442         via CALL_REAL.
1443         (__mf_backtrace): Provide alternate baby implementation in
1444         absence of glibc.
1445         * test/mf-driver.c: Portability tweaks.
1446         * acinclude.m4: New file, containing top level libtool.m4.
1447         * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
1448
1449 2002-12-19  Frank Ch. Eigler  <fche@redhat.com>
1450
1451         * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
1452
1453 2002-11-08  Frank Ch. Eigler  <fche@redhat.com>
1454
1455         * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
1456         options.
1457         (__mf_unregister): Implement stack/heap object wiping.
1458         (__mf_set_options): Renamed from __mf_process_opts.
1459         (__mf_uncache_object): Change arg type, correct callers.
1460         * mf-impl.h: Corresponding changes.
1461         * mf-hooks.c (realloc): Save/restore heap-wiping flag.
1462         * mf-runtime.h.in (__mf_set_options): Extend public API.
1463         * test/pass26-frag.c: New test for stack wiping.
1464         * Makefile.am (TESTS): Run it.
1465         * Makefile.in: Regenerated.
1466
1467 2002-11-07  Frank Ch. Eigler  <fche@redhat.com>
1468
1469         * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
1470         * mf-runtime.c (__mf_object_t): Add watching_p field.
1471         (__mf_watch_or_not): New function to implement
1472         object watch flagging.
1473         (__mf_watch, __mf_unwatch): New wrappers for above.
1474         (__mf_check, __mf_describe_object): Handle objects with watching_p.
1475         (__mf_count_violation): Enlarge array.
1476         (__mf_uncache_object): Renamed from __mf_remove_old_object.  Don't
1477         unlink object.  Clear cache properly.
1478         (__mf_unregister): Unlink object explicitly before uncaching.
1479         * test/fail21-frag.c, pass25-frag.c: New tests.
1480         * Makefile.in, aclocal.m4: Regenerated.
1481
1482 2002-11-05  Frank Ch. Eigler  <fche@redhat.com>
1483
1484         * test/fail20-frag.c: New test for NULL pointer dereferencing.
1485         * Makefile.am (TESTS): Add it.
1486         * test/pass-stratcliff.c: Add decls of stpcpy.
1487         * configure.in: Test for <stdint.h>.  Generate mf-runtime.h in
1488         build tree from config.h and new file mf-runtime.h.in.
1489         * mf-runtime.h.in: Renamed from mf-runtime.h.  Tweak uintptr_t decl.
1490         * Makefile.in, configure, config.h.in: Regenerated.
1491         * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
1492         * mf-runtime.c (options, __mf_set_default_options): Support new
1493         default "abbreviate" option.
1494         (__mf_object.description_epoch): New field.
1495         (__mf_describe_object): Conditionally abbreviate objects already
1496         displayed in current epoch.  Accept NULL input to increment epoch.
1497         (__mf_fini, __mf_ini): Reset description epoch.
1498         (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
1499         that NULL pointer slot in lookup cache is invalidated.  Register a
1500         NOACCESS region around NULL.
1501         * mf-impl.h: Corresponding changes.
1502
1503 2002-10-16  Frank Ch. Eigler  <fche@redhat.com>
1504
1505         * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
1506         * Makefile.am: Run them.  Install mf-runtime.h.
1507         * Makefile.in: Regenerated.
1508         * mf-hooks.c: Add some markers for more missing functions.
1509         * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
1510         statistic to tune tune cache size (mask).
1511
1512 2002-10-01  Frank Ch. Eigler  <fche@redhat.com>
1513
1514         * test/pass23-frag.c: New test for bit_field_ref expressions.
1515         * Makefile.am, Makefile.in: Add new test.
1516         * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
1517         (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
1518         * mf-runtime.c (__mf_init): Register errno global.
1519         (__mf_find_object): Removed function.
1520         (__mf_check): Rewrite logic to support accesses across some
1521         contiguous but distinctly registered objects.
1522         (__mf_remove_old_object): Tolerate cache entries that span
1523         contiguous objects.
1524
1525 2002-09-30  Frank Ch. Eigler  <fche@redhat.com>
1526
1527         * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
1528         * Makefile.am, Makefile.in: Run new tests.
1529         * mf-hooks.c (alloca): Correct stack direction logic.
1530
1531 2002-09-26  Frank Ch. Eigler  <fche@redhat.com>
1532
1533         * mf-impl.h (adapt_cache): New option.
1534         * mf-runtime.c (__mf_set_default_options): Set its default value.
1535         Tweak the tree_aging parameter down.
1536         (__mf_check): Maintain separate counter for cache-adaptation.
1537         (__mf_tree_analyze): New function to collect object tree stats.
1538         (__mf_adapt_cache): New function to automate cache parameters.
1539
1540 2002-09-24  Frank Ch. Eigler  <fche@redhat.com>
1541
1542         * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
1543         hypothetical #if-0'd argv/envp region registration.
1544         * mf-runtime.c (__mf_init): Add kludged form of above.
1545         (*) Add "heur_argv_environ" flag, default on, to govern this.
1546         * mf-impl.h: Corresponding changes.
1547
1548 2002-09-20  Frank Ch. Eigler  <fche@redhat.com>
1549
1550         * test/fail18-frag.c: New test file for NOACCESS regions.
1551         * Makefile.am (TESTS): Add new test.
1552         * Makefile.in: Regenerated.
1553
1554         * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
1555         * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
1556         (optimize_object_tree): Remove unused mudflap_option.
1557         * mf-runtime.h (__MF_TYPE_NOACCESS): New region type.  Add printing
1558         support throughout.  Use .._MAX_CEM for cemetary upper bound.
1559         * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
1560         regions.
1561         (__mf_object): Add new liveness field for use by tree aging.
1562         (__mf_check): Trigger tree aging when needed.
1563         (__mf_age_tree): New function to decay liveness field.
1564         (__mf_find_objects_rec): Use liveness field to rotate tree.
1565         (__mf_insert_new_object): Only provide backtrace for HEAP objects.
1566         (__mf_unregister): Ditto.
1567         (__mf_register): Tweak duplicate-static message.
1568         (__mf_violation: Tweak nearby-object counter printing.
1569
1570 2002-09-16  Frank Ch. Eigler  <fche@redhat.com>
1571
1572         * test/pass20-frag.c: New test file.
1573         * Makefile.am (TESTS): Reorganize.  Add pass20 test.
1574         * Makefile.in: Regenerated.
1575
1576         * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros.  Update callers.
1577         * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
1578         * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
1579         entries to avoid repeat registration.
1580         * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
1581         (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
1582
1583 2002-09-09  Frank Ch. Eigler  <fche@redhat.com>
1584
1585         * Makefile.am: Create test sources with #include, not cat>>.
1586         * Makefile.in: Regenerated.
1587         * test/buildtest.sh: Removed.
1588         * test/driver.c (abort_handler, main): Be quiet.
1589
1590 2002-09-06  Frank Ch. Eigler  <fche@redhat.com>
1591
1592         * test/pass18-frag.c, pass19-frag.c: New tests.
1593         * Makefile.am (check): Run them.  Rebuild test programs each time.
1594         * Makefile.in: Regenerated.
1595
1596 2002-09-06  Frank Ch. Eigler  <fche@redhat.com>
1597
1598         * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
1599         overlapping object search.
1600         (__mf_violation): Likewise for nearby objects.
1601         Improve nearby-object listing.
1602
1603         cleanup:
1604         * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
1605         * mf-heuristics.c (__mf_heuristic_check): Tweak message.
1606
1607 2002-09-03  Frank Ch. Eigler  <fche@redhat.com>
1608
1609         alloca support:
1610         * Makefile.am (AM_CFLAGS): New definition of needed settings.
1611         (HOOKOBJS): Add alloca-hook.o.
1612         * mf-hooks.c (alloca): New function to implement alloca in libiberty
1613         style.
1614         * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
1615         (__mf_backtrace): Reimplement without using alloca.
1616         * Makefile.in: Regenerated.
1617
1618         cleanup:
1619         * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
1620         Correct signedness bugs in length-tracking variables.
1621         * mf-impl.h: Make options unsigned.
1622         (CALL_WRAP): New macro to parallel CALL_REAL().
1623         (DECLARE): Remove erroneous ";" at end.
1624         * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
1625         formatting specs with %08lx.  Correct several compiler warnings.
1626
1627 2002-08-28  Frank Ch. Eigler  <fche@redhat.com>
1628
1629         * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
1630
1631 2002-08-27  Frank Ch. Eigler  <fche@redhat.com>
1632
1633         libmudflap hook breakup:
1634         * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
1635         for libgcc_s.
1636         (TESTS): Make dependent on libmudflap.
1637         (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
1638         compiled from segments of mf-hooks.c.
1639         * mf-hooks.c: Corresponding changes: wrap each function in
1640         #ifdef/#endif.
1641         * Makefile.in: Regenerated.
1642
1643         Heuristics reorganization:
1644         * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
1645         Remove these functions.  Update callers.
1646         (__mf_heuristic_check): Incorporate all the various heuristics.
1647         Encode cacheability/retry judgement into trinary return value.
1648         Separate start-end logic into a separate fallback heuristic.  Only
1649         register relevant /proc/self/map segments.
1650         * mf-impl.h: Corresponding changes.
1651         * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
1652         (__mf_init): Don't call __mf_init_heuristics.
1653
1654         Tracing cleanup:
1655         * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
1656         "-verbose-trace" to emit all tracing messages other than those of
1657         basic public api.  Eliminate some duplicate/excessive messages.
1658         * mf-runtime.h: Corresponding changes.
1659
1660 2002-08-27  Graydon Hoare  <graydon@redhat.com>
1661
1662         * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
1663         and __real when compiled with -DPIC.
1664         * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
1665         * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
1666         * Makefile.in: Regenerate.
1667
1668 2002-08-26  Graydon Hoare  <graydon@redhat.com>
1669
1670         * mf-impl.h: New file, private implementation header.
1671         * mf-runtime.h: Reorganize a bit.
1672         (CLAMPSZ): Fix arithmetic.
1673         (__MF_CACHE_MISS_P): Fix arithmetic.
1674         * mf-runtime.c: Reorganize a bit.
1675         (__mf_dynamic): New structure.
1676         (resolve_single_dynamic): New function.
1677         (__mf_resolve_dynamics): New function.
1678         (__mf_init): Initialize dynamic wrappers.
1679         * mf-hooks.c: Macro-ize __real calls.
1680         Clamp various bits of arithmetic.
1681         Add explicit __mf_check call contexts.
1682         * Makefile.am: Add dependencies on mf-impl.h
1683         * Makefile.in: Regenerate.
1684         * configure.in: Comment out shared override.
1685         * configure: Regenerate.
1686
1687 2002-08-22  Graydon Hoare  <graydon@redhat.com>
1688
1689         * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
1690         (__mf_check): Re-inialize and check heuristics before violation.
1691         (__mf_register): Permit updating pure-guess regions.
1692         * mf-hooks.c (__wrap_free): Correct some free queue logic.
1693         (__wrap_dlopen): New wrapper function.
1694         (__wrap_mmap): New wrapper function.
1695         (__wrap_munmap): New wrapper function.
1696         * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
1697         which are not stack addresses.
1698         (is_stack_address): New function.
1699         (__mf_init_heuristics): Save and restore state, always initialize with
1700         "starting" state.
1701
1702 2002-08-21  Frank Ch. Eigler  <fche@redhat.com>
1703
1704         * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
1705         error.  Pass location string.
1706         (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
1707         * mf-runtime.c (options): Add lc-mask, lc-shift options.
1708         (__mf_process_opts): Apply some sanity checking for lc-mask.
1709         (__mf_check, __mf_violation): Take new location-string argument.
1710         Update callers to pass NULL if necessary.
1711         (__mf_backtrace): New smart backtracer function.  Calls replace
1712         several ad-hoc blocks elsewhere.
1713         (__mf_describe_object): Remove bad reentrancy test.  Improve
1714         tracing message.
1715         * mf-runtime.h: Corresponding changes.  Public/private markup.
1716         (__MF_CACHE_MISS_P): New macro.
1717
1718 2002-08-20  Graydon Hoare  <graydon@redhat.com>
1719
1720         * mf-runtime.h: New option: stack_bound (heuristic).
1721         Move some macros out of implementation files.
1722         * mf-runtime.c: New option string: -stack-bound.
1723         Unify recursion protection with hooks.
1724         Add more logging.
1725         (__mf_check): Call __mf_heuristic_check.
1726         (__mf_process_opts): Fix "no-" processing.
1727         * mf-heuristics.c (__mf_heuristic_check): New function.
1728         * mf-hooks.c: Much off-by-one fixing, recursion protection.
1729
1730 2002-08-20  Frank Ch. Eigler  <fche@redhat.com>
1731
1732         Option parsing improvements, region splitting bug fixes:
1733         * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
1734         * mf-runtime.h (heur_proc_map): New libmudflap option.
1735         * mf-runtime.c (__mf_set_default_options): Set it.
1736         (__mf_usage): Print default values/status.
1737         (__mf_process_opts): Support general "no-" option string prefix.
1738         (__mf_init): Print __mf_usage on unknown-option error.
1739         (__mf_register): Print trace message up front.
1740         Correct region splitting logic for case where a subregion disappears.
1741         Correct memory leak.
1742         (__mf_violation): Make even basic message conditional on option.
1743
1744         Build cleanup:
1745         * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
1746         (clean-local): New target.
1747         (test/*x rules): Add -g CFLAGS.
1748         (CFLAGS): Add -freorder-blocks.
1749         (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
1750         * Makefile.in: Regenerated.
1751         * Makefile, mf-config.h: Removed files.
1752
1753 2002-08-16  Graydon Hoare  <graydon@redhat.com>
1754
1755         * mf-runtime.c (__mf_insert_new_object): Factor out of
1756         __mf_register.
1757         (__mf_remove_old_object): Factor out of __mf_unregister.
1758         (__mf_register): Handle guessed regions, splitting
1759         guesses when new registrations arrive.
1760         (__mf_unregister): Do not unregister guesses.
1761         * mf-runtime.h: Move convenience macros around,
1762         declare new option fields. Add __MF_TYPE_GUESS.
1763         * mf-hooks.c (__wrap_*alloc): Use crumple zones.
1764         (__wrap_free): Call __real_free for deferred frees.
1765         * Makefile.am: Add more tests, fix dependency.
1766         * Makefile.in: Regenerate.
1767         * test/pass[13..17]-frag.c: New testcases.
1768         * test/fail[13..17]-frag.c: New testcases.
1769
1770 2002-08-15  Graydon Hoare  <graydon@redhat.com>
1771
1772         * mf-heuristics.c: New file.
1773         * mf-runtime.c (options): Add -trace-calls option.
1774         (__mf_init): Call __mf_init_heuristics.
1775
1776 2002-08-14  Graydon Hoare  <graydon@redhat.com>
1777
1778         * Makefile.am (TESTS): Add testsuite support.
1779         * Makefile.in: Regenerate.
1780         * test/mf-driver.c: New file.
1781         * test/buildtest.sh: New file.
1782         * test/passNN-frag.c: New testcases.
1783         * test/failNN-frag.c: New testcases.
1784
1785 2002-08-14  Graydon Hoare  <graydon@redhat.com>
1786
1787         * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1788         verifying non-size-limited string extents.
1789
1790 2002-08-14  Frank Ch. Eigler  <fche@redhat.com>
1791
1792         * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1793         instead of plain str[n]len for internal checks.
1794         * mf-runtime.c (__mf_violation): Print optional stack traceback.
1795
1796 2002-08-14  Frank Ch. Eigler  <fche@redhat.com>
1797
1798         * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1799
1800 2002-08-13  Graydon Hoare  <graydon@redhat.com>
1801
1802         * mf-runtime.c: Rework configuration to operate on
1803         environment variable options rather than #defines
1804         (__mf_violation): Add simple fork-a-gdb violaiton mode.
1805         (__mf_init): Set static __mf_active_p flag on startup,
1806         to inhibit mudflap wrap-based checking during crt0.s.
1807         * mf-runtime.h: Declare options structure.
1808         * mf-hooks.c: New wrappings for mem*, b*, str*
1809         libc functions (temporarily #if 0-ed out).
1810
1811 2002-08-12  Frank Ch. Eigler  <fche@redhat.com>
1812
1813         * Makefile.am, configure.in: New files.
1814         * Makefile.in, Makefile, configure, config.h.in: New generated files.
1815         * stamp-h.in, aclocal.m4: Ditto.
1816
1817 2002-08-08  Frank Ch. Eigler  <fche@redhat.com>
1818
1819         * Makefile: New file.
1820         * mf-config.h: New file: runtime configuration.
1821         * mf-hooks.c: New file: interposed libc functions.
1822         * mf-runtime.c: New file: bulk of runtime.
1823         * mf-runtime.h: New file: public functions.